:root{
  --paper:#f5efe3;
  --paper-2:#fffdf8;
  --ink:#12202a;
  --muted:#5f6b72;
  --line:#cec5b8;
  --cobalt:#1f5fa8;
  --coral:#d96b43;
  --coral-text:#a84432;
  --mint:#d8e7df;
  --butter:#efcb7d;
  --lilac:#d5dde8;
  --dark:#182524;
  --white:#ffffff;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:"IBM Plex Sans",system-ui,sans-serif}
a{color:inherit;text-decoration:none}
button,input,textarea{font:inherit}
button{cursor:pointer}
h1,h2,h3,h4,p{margin-top:0}
h1,h2,h3{font-family:"Bricolage Grotesque",system-ui,sans-serif}

.site-shell{min-height:100vh}
.site-header{height:86px;display:grid;grid-template-columns:260px 1fr 280px;align-items:center;border-bottom:1px solid var(--line);padding:0 34px;position:sticky;top:0;background:rgba(246,241,231,.94);backdrop-filter:blur(12px);z-index:20}
.wordmark{display:flex;align-items:center;gap:12px;width:max-content}
.brand-glyph{width:40px;height:48px;position:relative;display:grid;place-items:center;border:2px solid var(--ink);background:var(--butter)}
.brand-glyph b{font-family:"Bricolage Grotesque";font-size:27px;line-height:1}
.brand-glyph i{position:absolute;top:-12px;right:-8px;font-family:"Bricolage Grotesque";font-size:24px;font-style:normal;color:var(--coral-text);font-weight:700;transform:rotate(-11deg)}
.brand-type{display:flex;align-items:baseline;gap:7px}
.brand-type strong{font-family:"Bricolage Grotesque";font-size:18px;letter-spacing:.12em}
.brand-type small{font-size:13px;color:var(--muted)}
.main-nav{display:flex;justify-content:center;gap:28px;height:100%;align-items:center}
.main-nav a{font-size:13px;font-weight:600;color:#5f686d;position:relative;padding:33px 0 30px}
.main-nav a:after{content:"";position:absolute;left:0;right:100%;bottom:0;height:3px;background:var(--cobalt);transition:.2s}
.main-nav a:hover,.main-nav a.active{color:var(--ink)}
.main-nav a.active:after{right:0}
.header-tools{display:flex;justify-content:flex-end;align-items:center;gap:15px}
.route-status{font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.profile-button{display:flex;align-items:center;gap:8px;border-left:1px solid var(--line);padding-left:15px;font-size:13px}
.profile-button span{width:32px;height:32px;border-radius:50%;display:grid;place-items:center;background:var(--ink);color:#fff;font-weight:700}
.profile-button b{font-weight:600}

.site-main{max-width:1480px;margin:0 auto;padding:28px 42px 70px}
.section-label{font-size:11px;text-transform:uppercase;letter-spacing:.14em;color:#7a7f80;margin-bottom:22px}
.micro{font-size:11px;letter-spacing:.16em;text-transform:uppercase;font-weight:700;color:var(--cobalt)}

.home-hero{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(480px,.85fr);min-height:590px;border-top:1px solid var(--ink);border-bottom:1px solid var(--ink)}
.hero-copy{padding:70px 50px 58px 0;display:flex;flex-direction:column;justify-content:center}
.hero-copy h1,.page-hero h1{font-size:clamp(58px,6.2vw,104px);line-height:.91;letter-spacing:-.065em;font-weight:600;margin:18px 0 28px}
.hero-copy h1 em,.page-hero h1 em{font-style:normal;color:var(--cobalt)}
.hero-copy p{font-size:18px;line-height:1.65;max-width:680px;color:#4d585c}
.hero-actions{display:flex;align-items:center;gap:22px;margin-top:28px}
.cta{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 18px;font-weight:700;font-size:13px;border:0}
.cta.solid{background:var(--cobalt);color:#fff}
.cta.solid.dark{background:var(--ink)}
.cta.text{padding-left:0;padding-right:0;border-bottom:1px solid var(--ink)}
.cta:disabled{opacity:.45;cursor:not-allowed}

.route-graphic{position:relative;border-left:1px solid var(--ink);background:var(--paper-2);overflow:hidden}
.route-graphic:before{content:"";position:absolute;inset:0;background-image:linear-gradient(to right,rgba(17,25,28,.06) 1px,transparent 1px),linear-gradient(to bottom,rgba(17,25,28,.06) 1px,transparent 1px);background-size:44px 44px;pointer-events:none}
.route-title{position:absolute;top:25px;left:26px;font-size:11px;letter-spacing:.2em;font-weight:700}
.route-line{position:absolute;width:2px;background:var(--ink);left:49%;top:82px;height:420px;transform:rotate(21deg);transform-origin:top}
.route-node{position:absolute;width:145px;min-height:105px;padding:16px 17px;background:var(--paper);border:1px solid var(--ink);display:grid;grid-template-columns:auto 1fr;column-gap:10px;align-items:start;transition:.18s}
.route-node:hover{transform:translate(-4px,-4px);box-shadow:6px 6px 0 var(--ink)}
.route-node strong{font-family:"Bricolage Grotesque";font-size:36px;line-height:.9;grid-column:2}
.route-node small{grid-column:2;color:var(--muted);margin-top:8px}
.route-node i{position:absolute;right:8px;bottom:7px;font-style:normal;font-size:11px;font-weight:700}
.node-index{font-size:10px;color:var(--muted);grid-row:1 / span 2}
.route-node.n1{left:10%;top:100px;background:var(--mint)}
.route-node.n2{right:8%;top:192px;background:var(--butter)}
.route-node.n3{left:17%;top:315px;background:var(--lilac)}
.route-node.n4{right:14%;top:430px;background:#f4c7bb}
.today-pin{position:absolute;right:20px;bottom:20px;width:215px;padding:16px;background:var(--ink);color:#fff}
.today-pin span{font-size:9px;letter-spacing:.14em;color:#bfc8ca}
.today-pin b{display:block;margin:7px 0 4px;font-family:"Bricolage Grotesque";font-size:19px}
.today-pin small{color:#bfc8ca}

.signal-band{display:grid;grid-template-columns:repeat(3,1fr) 2fr;border-bottom:1px solid var(--ink);min-height:105px}
.signal-band>div{display:flex;align-items:baseline;gap:9px;padding:25px 22px;border-right:1px solid var(--line)}
.signal-band>div:last-child{border-right:0}
.signal-band span,.signal-band b{font-family:"Bricolage Grotesque";font-size:34px}
.signal-band small{color:var(--muted);font-size:12px}
.signal-band .overall{display:grid;grid-template-columns:1fr auto;align-items:center;gap:4px 18px}
.thin-progress{grid-column:1 / -1;height:7px;background:#e5ded2;position:relative}
.thin-progress i{position:absolute;inset:0 auto 0 0;background:var(--coral)}

.editorial-section{padding:90px 0;border-bottom:1px solid var(--ink)}
.section-intro{display:grid;grid-template-columns:120px minmax(0,620px);gap:30px;margin-bottom:50px}
.chapter-no{font-family:"Bricolage Grotesque";font-size:54px;line-height:1;color:#b3aca1}
.section-intro h2{font-size:48px;line-height:1.02;margin:8px 0 12px;letter-spacing:-.04em}
.section-intro p{color:var(--muted);line-height:1.65}
.next-list{border-top:1px solid var(--ink)}
.next-item{display:grid;grid-template-columns:90px 1fr 110px;gap:25px;padding:28px 0;border-bottom:1px solid var(--line);align-items:center;transition:.18s}
.next-item:hover{padding-left:12px;background:rgba(255,255,255,.3)}
.next-number{font-family:"Bricolage Grotesque";font-size:30px;color:#a69f95}
.next-main small{font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.next-main h3{font-size:31px;margin:5px 0 6px}
.next-main p{margin:0;color:var(--muted);line-height:1.55;max-width:760px}
.next-meta{text-align:right;display:grid;justify-items:end}
.next-meta b{font-size:30px;font-family:"Bricolage Grotesque"}
.next-meta small{font-size:10px;color:var(--muted)}
.next-meta span{font-size:24px;margin-top:8px}

.method-track{display:grid;grid-template-columns:1fr auto 1fr auto 1fr auto 1fr;border:1px solid var(--ink)}
.method-track>div{min-height:210px;padding:28px;background:var(--paper-2)}
.method-track>div:nth-of-type(2){background:var(--mint)}
.method-track>div:nth-of-type(3){background:var(--butter)}
.method-track>div:nth-of-type(4){background:var(--lilac)}
.method-track>span{display:grid;place-items:center;width:45px;border-left:1px solid var(--ink);border-right:1px solid var(--ink);font-size:22px}
.method-track b{font-family:"Bricolage Grotesque";font-size:28px}
.method-track p{margin-top:16px;color:#4d585c;line-height:1.65}

.explore-section{display:grid;grid-template-columns:1fr .9fr;gap:0;padding:0;border:1px solid var(--ink);margin-top:90px}
.explore-copy{padding:48px}
.explore-copy .chapter-no{display:block;margin-bottom:40px}
.explore-copy h2{font-size:54px;line-height:.98;letter-spacing:-.05em;margin:12px 0 18px}
.explore-copy p{font-size:16px;line-height:1.7;max-width:620px;color:#4d585c}
.explore-art{min-height:430px;background:var(--coral);border-left:1px solid var(--ink);position:relative;overflow:hidden;padding:26px}
.poster-word{font-family:"Bricolage Grotesque";font-size:clamp(70px,8vw,130px);font-weight:700;letter-spacing:-.08em;transform:rotate(-5deg);position:absolute;top:68px;left:26px}
.poster-year{position:absolute;right:25px;top:26px;font-size:13px;font-weight:700;letter-spacing:.12em}
.poster-stamp{position:absolute;bottom:28px;left:28px;right:28px;border-top:2px solid var(--ink);padding-top:12px;font-size:12px;letter-spacing:.15em}

.page-hero.simple{padding:72px 0 65px;border-top:1px solid var(--ink);border-bottom:1px solid var(--ink)}
.page-hero.simple h1{max-width:1100px;margin-bottom:22px}
.page-hero.simple p{max-width:780px;color:#4d585c;font-size:17px;line-height:1.68}

.curriculum-map{margin-top:55px}
.curriculum-lane{border-top:1px solid var(--ink);padding:34px 0 50px}
.curriculum-lane>header{display:grid;grid-template-columns:80px minmax(0,1fr) 130px;gap:22px;align-items:start;margin-bottom:28px}
.lane-index{font-family:"Bricolage Grotesque";font-size:24px;color:#aaa296}
.curriculum-lane header b{font-size:12px;color:var(--cobalt)}
.curriculum-lane header h2{font-size:42px;margin:3px 0 8px}
.curriculum-lane header p{max-width:620px;color:var(--muted);line-height:1.6}
.lane-progress{text-align:right}
.lane-progress strong{display:block;font-family:"Bricolage Grotesque";font-size:38px}
.lane-progress small{color:var(--muted)}
.curriculum-lane ol{list-style:none;margin:0 0 0 102px;padding:0;border-top:1px solid var(--line)}
.curriculum-lane li a{display:grid;grid-template-columns:50px 1fr 35px;align-items:center;padding:15px 0;border-bottom:1px solid var(--line)}
.curriculum-lane li a>span{font-size:11px;color:#9a9389}
.curriculum-lane li b{display:block;font-size:15px}
.curriculum-lane li small{display:block;color:var(--muted);margin-top:3px}
.curriculum-lane li i{font-style:normal;text-align:right}
.curriculum-lane li.done b{text-decoration:line-through;text-decoration-thickness:1px;color:#75807e}

.level-layout{display:grid;grid-template-columns:34% 66%;border-top:1px solid var(--ink);min-height:720px}
.level-identity{padding:55px 45px 40px 0;border-right:1px solid var(--ink);position:sticky;top:86px;align-self:start}
.level-letter{font-family:"Bricolage Grotesque";font-size:130px;line-height:.8;color:var(--cobalt);letter-spacing:-.09em}
.level-identity h1{font-size:48px;line-height:1;margin:14px 0}
.level-identity p{color:var(--muted);line-height:1.65;max-width:380px}
.level-stat{margin-top:40px;border-top:1px solid var(--line);padding-top:20px;display:flex;align-items:baseline;gap:12px}
.level-stat b{font-family:"Bricolage Grotesque";font-size:42px}
.level-stat span{color:var(--muted)}
.syllabus{padding-left:45px}
.syllabus-head{display:flex;justify-content:space-between;padding:28px 0;border-bottom:1px solid var(--ink);font-size:12px;text-transform:uppercase;letter-spacing:.08em}
.syllabus-head small{color:var(--muted)}
.syllabus-row{display:grid;grid-template-columns:65px 1fr 100px;gap:20px;padding:28px 0;border-bottom:1px solid var(--line);align-items:start}
.sy-index{font-family:"Bricolage Grotesque";font-size:25px;color:#aaa296}
.sy-copy small{font-size:10px;text-transform:uppercase;letter-spacing:.12em;color:var(--cobalt)}
.sy-copy h2{font-size:31px;margin:5px 0 6px}
.sy-copy p{color:var(--muted);line-height:1.55;max-width:700px}
.sy-side{text-align:right;display:grid;gap:20px;color:var(--muted);font-size:12px}
.sy-side b{color:var(--ink)}
.syllabus-row.done{opacity:.58}

.lesson-cover{padding:70px 0 55px;border-top:1px solid var(--ink);border-bottom:1px solid var(--ink)}
.lesson-kicker{font-size:11px;letter-spacing:.17em;text-transform:uppercase;color:var(--cobalt);font-weight:700}
.lesson-cover h1{font-size:clamp(62px,7vw,108px);line-height:.9;letter-spacing:-.065em;max-width:1080px;margin:15px 0 28px}
.lesson-cover>p{font-size:19px;line-height:1.65;max-width:820px;color:#4d585c}
.lesson-facts{display:flex;gap:28px;margin-top:30px;font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted)}
.lesson-body{display:grid;grid-template-columns:200px minmax(0,830px);gap:70px;padding-top:55px;justify-content:center}
.lesson-index{position:relative}
.index-sticky{position:sticky;top:125px;padding-right:28px;border-right:1px solid var(--line)}
.index-sticky>a{display:grid;grid-template-columns:28px 1fr;gap:8px;padding:9px 0;font-size:12px;color:var(--muted)}
.index-sticky>a span{font-size:10px}
.vertical-progress{height:140px;width:3px;background:#ddd5c8;margin-top:18px;position:relative}
.vertical-progress i{position:absolute;bottom:0;left:0;width:100%;background:var(--coral)}
.lesson-content{padding-bottom:80px}
.lesson-block{position:relative;padding:15px 0 70px;border-bottom:1px solid var(--line);margin-bottom:50px}
.lesson-block:last-child{border-bottom:0}
.block-no{position:absolute;left:-58px;top:18px;font-family:"Bricolage Grotesque";font-size:18px;color:#aaa296}
.lesson-block h2{font-size:46px;line-height:1.02;letter-spacing:-.045em;margin:9px 0 20px}
.lesson-block>p{font-size:17px;line-height:1.8;color:#424d51}
.lesson-block.concept{padding-left:24px;border-left:4px solid var(--coral)}
.lesson-block.story{background:#fff9ee;padding:30px;border:1px solid var(--line)}
.example-stack{border-top:1px solid var(--ink)}
.example-stack>div{display:grid;grid-template-columns:48px 1fr;padding:17px 0;border-bottom:1px solid var(--line)}
.example-stack span{font-size:10px;color:#9b9489}
.example-stack p{margin:0;font-size:16px}
.table-wrap{overflow:auto;border-top:1px solid var(--ink)}
.lesson-table,.admin-table{width:100%;border-collapse:collapse;background:transparent}
.lesson-table th,.lesson-table td,.admin-table th,.admin-table td{padding:14px 10px;border-bottom:1px solid var(--line);text-align:left}
.lesson-table th,.admin-table th{font-size:10px;text-transform:uppercase;letter-spacing:.1em;color:var(--muted)}
.quiz-question{padding:24px 0;border-top:1px solid var(--line)}
.q-head{display:grid;grid-template-columns:42px 1fr;gap:10px;align-items:start}
.q-head span{font-size:10px;color:#aaa296;margin-top:4px}
.q-head h3{font-family:"IBM Plex Sans";font-size:17px;letter-spacing:0;margin-bottom:14px}
.options{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-left:52px}
.option{border:1px solid var(--line);background:var(--paper-2);padding:12px;text-align:left;font-size:13px}
.option:hover,.option.selected{border-color:var(--ink)}
.option.selected{background:var(--lilac)}
.option.correct{background:var(--mint);border-color:#527262}
.option.wrong{background:#f4c7bb;border-color:#9b4c3d}
.feedback{margin:10px 0 0 52px;font-size:13px;padding:10px 0;color:var(--muted)}
.feedback.good{color:#3d654f}.feedback.bad{color:#963f34}
.production textarea{width:100%;min-height:150px;background:var(--paper-2);border:1px solid var(--ink);padding:15px;resize:vertical}
.production-actions{display:flex;justify-content:space-between;align-items:center;margin-top:12px}
.production-actions small{color:var(--muted)}

.pending-panel{margin:60px 0;border-left:4px solid var(--coral);padding:28px 0 28px 28px;max-width:760px}
.pending-panel>span{font-size:10px;letter-spacing:.12em;color:var(--coral-text);font-weight:700}
.pending-panel h2{font-size:38px;margin:8px 0}
.pending-panel p{color:var(--muted);line-height:1.6}

.filter-line{display:flex;gap:8px;margin:35px 0 15px}
.filter-btn{border:1px solid var(--ink);background:transparent;padding:9px 15px;font-weight:600}
.filter-btn.active{background:var(--ink);color:#fff}
.practice-list{border-top:1px solid var(--ink)}
.practice-item{display:grid;grid-template-columns:60px 60px 1fr 130px 25px;align-items:center;gap:14px;padding:24px 0;border-bottom:1px solid var(--line)}
.practice-index{color:#aaa296;font-size:11px}
.practice-item>b{font-family:"Bricolage Grotesque";font-size:24px;color:var(--cobalt)}
.practice-item div small{font-size:10px;text-transform:uppercase;letter-spacing:.1em;color:var(--muted)}
.practice-item h2{font-size:26px;margin:3px 0 0}
.practice-item>span:nth-last-of-type(1){font-size:12px;color:var(--muted)}
.practice-item i{font-style:normal;font-size:20px}

.progress-hero{display:grid;grid-template-columns:1fr 1fr;align-items:end;padding:55px 0;border-bottom:1px solid var(--ink)}
.huge-number{font-family:"Bricolage Grotesque";font-size:180px;letter-spacing:-.1em;line-height:.72;color:var(--cobalt)}
.huge-number sup{font-size:.3em;vertical-align:top;margin-left:5px}
.progress-copy{padding-bottom:8px}
.progress-copy span{font-size:11px;text-transform:uppercase;letter-spacing:.12em;color:var(--muted)}
.progress-copy p{margin:10px 0 0;font-size:17px}
.level-progress-list>div{display:grid;grid-template-columns:70px 300px 1fr 60px;align-items:center;gap:25px;padding:24px 0;border-bottom:1px solid var(--line)}
.level-progress-list>div>b{font-family:"Bricolage Grotesque";font-size:30px;color:var(--cobalt)}
.level-progress-list h2{font-size:26px;margin:0}
.long-progress{height:10px;background:#e1dacf}.long-progress i{display:block;height:100%;background:var(--coral)}
.level-progress-list>div>span{text-align:right;font-weight:700}

.assignment-list{border-top:1px solid var(--ink);margin-top:45px}
.assignment-item{display:grid;grid-template-columns:65px 1fr 120px;gap:22px;padding:28px 0;border-bottom:1px solid var(--line);align-items:center}
.assignment-item>span{font-family:"Bricolage Grotesque";font-size:28px;color:#aaa296}
.assignment-item small{font-size:10px;letter-spacing:.1em;color:var(--cobalt)}
.assignment-item h2{font-size:31px;margin:5px 0}
.assignment-item p{color:var(--muted);margin:0}
.assignment-item i{font-style:normal;text-align:right;font-weight:700}

.booking-layout{display:grid;grid-template-columns:1fr 300px;gap:45px;margin-top:45px}
.calendar-board{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--ink);border-left:1px solid var(--ink)}
.day-column{min-height:360px;border-right:1px solid var(--ink);border-bottom:1px solid var(--ink);padding:18px}
.day-column header{margin-bottom:25px}.day-column small{color:var(--muted)}.day-column h2{font-size:28px;margin:3px 0}
.slot{display:block;width:100%;margin:7px 0;padding:10px;border:1px solid var(--line);background:transparent;text-align:left;font-weight:600}
.slot:hover,.slot.selected{background:var(--cobalt);color:#fff;border-color:var(--cobalt)}
.booking-summary{border-top:4px solid var(--coral);padding-top:18px;position:sticky;top:125px;align-self:start}
.booking-summary h2{font-size:38px;margin:10px 0 12px}
.booking-summary p{color:var(--muted);line-height:1.5}
.booking-ok{margin-top:18px;padding-top:15px;border-top:1px solid var(--line);font-size:12px;color:#47634f}

.teacher-stats{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--ink);border-left:1px solid var(--ink);margin:45px 0}
.teacher-stats>div{padding:26px;border-right:1px solid var(--ink);border-bottom:1px solid var(--ink)}
.teacher-stats b{display:block;font-family:"Bricolage Grotesque";font-size:54px;color:var(--cobalt)}
.teacher-stats span{color:var(--muted);font-size:12px}
.admin-table td{font-size:13px}

.account-lines{border-top:1px solid var(--ink);margin-top:45px}
.account-lines>div{display:grid;grid-template-columns:220px 1fr;padding:22px 0;border-bottom:1px solid var(--line)}
.account-lines span{color:var(--muted)}
.not-found{text-align:center;padding:100px 0}.not-found h1{font-size:120px;margin:0}.not-found p{color:var(--muted)}
.mobile-tabs{display:none}

@media(max-width:1150px){
  .site-header{grid-template-columns:210px 1fr 180px;padding:0 22px}.main-nav{gap:17px}.route-status{display:none}
  .site-main{padding-left:28px;padding-right:28px}
  .home-hero{grid-template-columns:1fr}.route-graphic{min-height:540px;border-left:0;border-top:1px solid var(--ink)}
  .method-track{grid-template-columns:1fr 1fr}.method-track>span{display:none}.method-track>div{border-right:1px solid var(--ink);border-bottom:1px solid var(--ink)}
  .explore-section{grid-template-columns:1fr}.explore-art{border-left:0;border-top:1px solid var(--ink)}
  .level-layout{grid-template-columns:1fr}.level-identity{position:static;border-right:0;border-bottom:1px solid var(--ink);padding-right:0}.syllabus{padding-left:0}
  .lesson-body{grid-template-columns:150px minmax(0,1fr);gap:40px}.calendar-board{grid-template-columns:repeat(2,1fr)}
}

@media(max-width:760px){
  .site-header{height:68px;grid-template-columns:1fr auto;padding:0 14px}.main-nav,.route-status,.profile-button b{display:none}.brand-type strong{font-size:15px}.brand-type small{display:none}.header-tools{grid-column:2}.site-main{padding:18px 16px 80px}.section-label{margin-bottom:14px}
  .home-hero{min-height:auto}.hero-copy{padding:45px 0}.hero-copy h1,.page-hero h1{font-size:50px}.hero-copy p{font-size:16px}.hero-actions{align-items:flex-start;flex-direction:column}.route-graphic{min-height:500px}.route-node{width:130px}.route-node.n1{left:5%}.route-node.n2{right:4%}.route-node.n3{left:8%}.route-node.n4{right:5%}.today-pin{width:190px}
  .signal-band{grid-template-columns:1fr 1fr}.signal-band .overall{grid-column:1/-1}.section-intro{grid-template-columns:55px 1fr}.chapter-no{font-size:34px}.section-intro h2{font-size:36px}.next-item{grid-template-columns:42px 1fr}.next-meta{display:none}.next-main h3{font-size:26px}.method-track{grid-template-columns:1fr}.explore-copy{padding:28px}.explore-copy h2{font-size:40px}.poster-word{font-size:72px}
  .curriculum-lane>header{grid-template-columns:45px 1fr}.lane-progress{grid-column:2;text-align:left}.curriculum-lane ol{margin-left:0}.curriculum-lane header h2{font-size:34px}
  .level-letter{font-size:90px}.level-identity h1{font-size:38px}.syllabus-row{grid-template-columns:42px 1fr}.sy-side{grid-column:2;text-align:left;display:flex;gap:15px}.sy-copy h2{font-size:26px}
  .lesson-cover h1{font-size:53px}.lesson-body{display:block}.lesson-index{display:none}.block-no{position:static;margin-bottom:7px}.lesson-block{padding-bottom:45px}.lesson-block h2{font-size:36px}.lesson-block.concept{padding-left:16px}.options{grid-template-columns:1fr;margin-left:0}.feedback{margin-left:0}.q-head{grid-template-columns:32px 1fr}.production-actions{align-items:flex-start;gap:12px;flex-direction:column}
  .practice-item{grid-template-columns:36px 48px 1fr}.practice-item>span:nth-last-of-type(1),.practice-item i{display:none}.practice-item h2{font-size:22px}
  .progress-hero{grid-template-columns:1fr}.huge-number{font-size:110px}.progress-copy{margin-top:25px}.level-progress-list>div{grid-template-columns:50px 1fr 44px}.long-progress{grid-column:2}.level-progress-list h2{font-size:21px}
  .assignment-item{grid-template-columns:40px 1fr}.assignment-item i{grid-column:2;text-align:left}.booking-layout{grid-template-columns:1fr}.calendar-board{grid-template-columns:1fr 1fr}.booking-summary{position:static}.teacher-stats{grid-template-columns:1fr 1fr}.account-lines>div{grid-template-columns:1fr;gap:6px}
  .mobile-tabs{display:grid;grid-template-columns:repeat(5,1fr);position:fixed;left:0;right:0;bottom:0;background:var(--ink);color:#fff;z-index:40}.mobile-tabs a{text-align:center;padding:12px 3px;font-size:10px}
}

/* === V4 · Public/private split + Today + review engine === */
.public-header{grid-template-columns:260px 1fr 330px}
.public-nav{display:flex;justify-content:center;gap:20px;align-items:center}
.public-nav button{border:0;background:transparent;padding:30px 0 27px;font-size:13px;font-weight:600;color:#5f686d;position:relative}
.public-nav-start{display:inline-flex;align-items:center;min-height:36px;padding:0 12px;border:1px solid var(--ink);background:var(--mint);font-size:12px;font-weight:800;white-space:nowrap;transition:.16s ease}
.public-nav-start:hover{transform:translate(-2px,-2px);box-shadow:4px 4px 0 var(--ink)}
.public-nav button:after{content:"";position:absolute;left:0;right:100%;bottom:0;height:3px;background:var(--cobalt);transition:.18s}
.public-nav button:hover{color:var(--ink)}
.public-nav button:hover:after{right:0}
.header-login{font-size:13px;font-weight:700;border-bottom:1px solid var(--ink);padding-bottom:3px}
.cta.mini{min-height:38px;padding:0 14px}
.public-main{padding-top:0}
.public-hero{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(360px,.7fr);border-top:1px solid var(--ink);border-bottom:1px solid var(--ink);min-height:650px}
.public-hero-copy{padding:82px 55px 72px 0;display:flex;flex-direction:column;justify-content:center}
.public-hero-copy h1{font-size:clamp(62px,6.6vw,112px);line-height:.89;letter-spacing:-.07em;font-weight:600;margin:18px 0 30px;max-width:1000px}
.public-hero-copy h1 em{font-style:normal;color:var(--cobalt)}
.public-hero-copy>p{font-size:19px;line-height:1.7;color:#46555d;max-width:760px}
.public-manifesto{border-left:1px solid var(--ink);background:var(--paper-2);display:grid;grid-template-columns:58px 1fr;align-content:center;padding:40px 36px;gap:0 18px}
.public-manifesto span{font-family:"Bricolage Grotesque";font-size:16px;color:var(--cobalt);padding-top:25px;border-top:1px solid var(--line)}
.public-manifesto p{font-size:18px;line-height:1.55;padding:22px 0 24px;border-top:1px solid var(--line);margin:0}
.public-section{padding:95px 0;border-bottom:1px solid var(--ink)}
.split-public{display:grid;grid-template-columns:1fr 1fr;gap:70px}
.split-public h2,.public-section-head h2{font-size:54px;line-height:.98;letter-spacing:-.045em;margin:10px 0 0;max-width:700px}
.public-copy>p{font-size:17px;line-height:1.75;color:#4d5b62;margin-bottom:32px}
.method-inline{border-top:1px solid var(--ink)}
.public-section-head{display:grid;grid-template-columns:1fr 340px;gap:40px;align-items:end;margin-bottom:46px}
.public-section-head>p{color:var(--muted);line-height:1.6;margin:0}
.public-levels{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--ink);border-left:1px solid var(--ink)}
.public-levels>a{min-height:330px;padding:25px;border-right:1px solid var(--ink);border-bottom:1px solid var(--ink);display:flex;flex-direction:column;transition:.18s}
.public-levels>a:nth-child(1){background:var(--mint)}
.public-levels>a:nth-child(2){background:var(--butter)}
.public-levels>a:nth-child(3){background:var(--lilac)}
.public-levels>a:nth-child(4){background:#ecd4c8}
.public-levels>a:hover{transform:translate(-4px,-4px);box-shadow:7px 7px 0 var(--ink);z-index:2}
.public-levels span{font-size:11px;color:#6d7474}
.public-levels b{font-family:"Bricolage Grotesque";font-size:60px;line-height:1;margin-top:35px}
.public-levels h3{font-size:27px;margin:12px 0 9px}
.public-levels p{color:#46555d;line-height:1.55}
.public-levels i{font-style:normal;font-weight:700;margin-top:auto;font-size:13px}
.explore-carousel-section{overflow:hidden}
.explore-head{margin-bottom:26px}
.explore-carousel{border:1px solid var(--ink);background:var(--paper);position:relative}
.explore-track{position:relative;min-height:460px}
.explore-slide{display:none;grid-template-columns:minmax(0,1.05fr) minmax(300px,.95fr);min-height:460px}
.explore-slide.active{display:grid}
.explore-slide-copy{padding:48px 46px 44px}
.explore-slide-copy h2{font-size:68px;line-height:.9;letter-spacing:-.06em;margin:10px 0 12px}
.explore-slide-copy h3{font-size:31px;line-height:1.05;margin:0 0 18px;font-family:"Bricolage Grotesque"}
.explore-slide-copy p{font-size:17px;line-height:1.7;color:#4d5b62;max-width:620px;margin:0 0 26px}
.explore-slide-art{border-left:1px solid var(--ink);display:grid;place-items:stretch;min-height:460px}
.explore-cover{height:100%;padding:34px;display:flex;flex-direction:column;justify-content:flex-end;position:relative;overflow:hidden}
.cover-kicker{display:inline-flex;align-self:flex-start;padding:8px 10px;border:1px solid var(--ink);background:rgba(255,255,255,.68);font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;margin-bottom:auto}

.cover-felipe{
  background:
    linear-gradient(180deg,rgba(255,247,240,.35),rgba(255,247,240,0) 36%),
    linear-gradient(145deg,#cf7157 0%,#e58d72 100%);
}
.felipe-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 230px;
  gap:18px;
  align-items:end;
  height:100%;
}
.felipe-copy{position:relative;z-index:2;display:flex;flex-direction:column;justify-content:flex-end;min-height:100%;}
.felipe-era{
  display:inline-flex;
  align-self:flex-start;
  margin:14px 0 auto;
  padding:7px 9px;
  border:1px solid var(--ink);
  background:rgba(255,250,246,.72);
  font-size:10px;
  letter-spacing:.14em;
  font-style:normal;
  font-weight:700;
}
.felipe-sub{
  display:block;
  font-family:"Bricolage Grotesque";
  font-size:22px;
  line-height:1.05;
  font-style:normal;
  margin-top:10px;
  max-width:260px;
  position:relative;
  z-index:2;
}
.felipe-portrait{
  position:relative;
  height:100%;
  min-height:320px;
  border:1px solid rgba(18,32,42,.22);
  background:linear-gradient(180deg,rgba(245,239,227,.9) 0%,rgba(245,239,227,.62) 100%);
  overflow:hidden;
}
.felipe-halo{
  position:absolute;
  width:170px;
  height:170px;
  border-radius:50%;
  background:rgba(226,178,148,.55);
  top:54px;
  left:30px;
}
.felipe-silhouette{position:absolute;inset:auto 0 0 0;height:88%;}
.silhouette-face,.silhouette-ruff,.silhouette-body{position:absolute;display:block;left:50%;transform:translateX(-50%);}
.silhouette-face{
  top:56px;
  width:78px;
  height:102px;
  border-radius:44px 44px 38px 38px;
  background:#25313a;
  box-shadow:0 0 0 10px rgba(37,49,58,.08);
}
.silhouette-ruff{
  top:140px;
  width:132px;
  height:132px;
  border-radius:50%;
  background:radial-gradient(circle, rgba(245,239,227,0) 26%, #f5efe3 27% 38%, rgba(245,239,227,0) 39%),
             radial-gradient(circle, #f5efe3 0 6px, rgba(245,239,227,0) 7px);
  background-size:auto, 18px 18px;
  background-position:center, center;
  border:1px solid rgba(18,32,42,.12);
}
.silhouette-body{
  bottom:-10px;
  width:168px;
  height:220px;
  background:#25313a;
  clip-path:polygon(22% 0,78% 0,96% 100%,4% 100%);
}
.felipe-note{
  position:absolute;
  right:14px;
  bottom:14px;
  padding:8px 10px;
  border:1px solid var(--ink);
  background:var(--butter);
  font-size:12px;
  font-weight:700;
  letter-spacing:.08em;
  text-transform:uppercase;
}
.news-layout,.classes-layout,.premium-layout{display:grid;grid-template-columns:minmax(0,1fr) 190px;gap:18px;align-items:stretch;height:100%}
.news-board,.classes-card,.premium-card-main{display:flex;flex-direction:column;justify-content:flex-end;position:relative;z-index:2}
.news-label,.classes-label,.premium-label{display:inline-flex;align-self:flex-start;padding:7px 9px;border:1px solid var(--ink);background:rgba(255,250,246,.72);font-size:10px;letter-spacing:.14em;font-style:normal;font-weight:700;margin:14px 0 auto}
.news-sub,.classes-sub,.premium-sub{display:block;font-family:"Bricolage Grotesque";font-size:22px;line-height:1.05;font-style:normal;margin-top:10px;max-width:260px}
.news-stack,.classes-side,.premium-map{position:relative;min-height:320px}
.news-card{position:absolute;border:1px solid var(--ink);background:#fff;padding:12px 14px;box-shadow:4px 4px 0 rgba(18,32,42,.08)}
.news-card span{display:block;font-size:10px;letter-spacing:.13em;text-transform:uppercase;font-weight:700;color:#59666d;margin-bottom:8px}
.news-card b{display:block;font-family:"Bricolage Grotesque";font-size:22px;line-height:1.02;margin-bottom:6px}
.news-card small{display:block;font-size:12px;line-height:1.45;color:#4d5b62}
.nc1{left:8px;top:36px;right:26px;transform:rotate(-4deg);background:#f6fff8}
.nc2{left:34px;top:138px;right:0;transform:rotate(3deg);background:#fff7ef}
.nc3{left:0;bottom:16px;right:34px;transform:rotate(-2deg);background:#f7f4ff}
.mini-timetable{border:1px solid var(--ink);background:#fff;display:grid;gap:8px;padding:16px 14px;box-shadow:4px 4px 0 rgba(18,32,42,.08);position:absolute;left:14px;right:18px;top:32px}
.mini-timetable span{font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase}
.chat-chip{position:absolute;max-width:160px;border:1px solid var(--ink);background:#fff8d8;padding:10px 12px;font-size:12px;line-height:1.45;box-shadow:4px 4px 0 rgba(18,32,42,.08)}
.cc1{right:8px;top:146px;transform:rotate(3deg)}
.cc2{left:0;bottom:28px;transform:rotate(-3deg);background:#fff}
.premium-map{display:grid;grid-template-columns:repeat(2,1fr);grid-template-rows:auto auto 1fr auto;gap:10px;align-content:start;padding-top:34px}
.premium-map span,.premium-map small{border:1px solid var(--ink);background:#fff;padding:10px 12px;text-align:center;font-weight:700;box-shadow:4px 4px 0 rgba(18,32,42,.08)}
.premium-map b{display:block;grid-column:1/-1;height:18px;border-top:3px dashed rgba(37,49,58,.55);position:relative;margin:8px 6px}
.premium-map b:before,.premium-map b:after{content:"";position:absolute;top:-6px;width:12px;height:12px;border-radius:50%;background:#25313a}
.premium-map b:before{left:-2px}
.premium-map b:after{right:-2px}
.premium-map small{grid-column:1/-1;background:#fff6ff;font-size:12px;letter-spacing:.08em;text-transform:uppercase}
.explore-cover strong{font-family:"Bricolage Grotesque";font-size:76px;line-height:.9;letter-spacing:-.06em;position:relative;z-index:1}
.explore-cover small{display:block;font-size:18px;line-height:1.4;color:#24313b;position:relative;z-index:1;margin-top:14px}
.explore-cover i{display:block;font-style:normal;font-weight:700;font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:#24313b;position:relative;z-index:1;margin-top:18px}
.explore-controls{display:flex;justify-content:space-between;align-items:center;padding:16px 18px;border-top:1px solid var(--ink);background:#fff7f0}
.explore-arrow{min-width:52px;height:46px;border:1px solid var(--ink);background:#fff;font:inherit;font-size:20px;font-weight:700;cursor:pointer;transition:.16s ease}
.explore-arrow:hover,.explore-dots button:hover{transform:translate(-2px,-2px);box-shadow:4px 4px 0 var(--ink)}
.explore-dots{display:flex;gap:10px}
.explore-dots button{width:16px;height:16px;border-radius:50%;border:1px solid var(--ink);background:#fff;cursor:pointer;transition:.16s ease}
.explore-dots button.active{background:var(--cobalt)}
.explore-slide.theme-coral .explore-cover{background:linear-gradient(145deg,#f07457 0%,#eb8d6f 100%)}
.explore-slide.theme-coral .cover-felipe{background:linear-gradient(180deg,rgba(255,247,240,.35),rgba(255,247,240,0) 36%),linear-gradient(145deg,#cf7157 0%,#e58d72 100%)}
.explore-slide.theme-mint .explore-cover{background:linear-gradient(145deg,#b8dccc 0%,#d5efe3 100%)}
.explore-slide.theme-mint .cover-news{background:linear-gradient(180deg,rgba(255,255,255,.18),rgba(255,255,255,0) 28%),linear-gradient(145deg,#b7ddcb 0%,#d7efe5 100%)}
.explore-slide.theme-butter .explore-cover{background:linear-gradient(145deg,#f4d88a 0%,#f5e8b8 100%)}
.explore-slide.theme-butter .cover-classes{background:linear-gradient(180deg,rgba(255,255,255,.18),rgba(255,255,255,0) 28%),linear-gradient(145deg,#f4d88a 0%,#f5e8b8 100%)}
.explore-slide.theme-lilac .explore-cover{background:linear-gradient(145deg,#cfc6f6 0%,#e4e1fb 100%)}
.explore-slide.theme-lilac .cover-premium{background:linear-gradient(180deg,rgba(255,255,255,.18),rgba(255,255,255,0) 28%),linear-gradient(145deg,#cfc6f6 0%,#e4e1fb 100%)}
.cover-felipe:before,.cover-news:before,.cover-classes:before,.cover-premium:before{content:"";position:absolute;border:1px solid rgba(18,32,42,.18)}
.cover-felipe:before{width:180px;height:180px;border-radius:50%;right:-35px;top:-40px}
.cover-news:before{width:140px;height:140px;right:24px;top:28px;transform:rotate(14deg)}
.cover-classes:before{width:170px;height:80px;border-radius:50%;right:-12px;top:48px}
.cover-premium:before{width:160px;height:160px;border-style:dashed;right:16px;top:24px;border-radius:24px}
@media (max-width: 900px){
  .felipe-layout{grid-template-columns:1fr;gap:16px}
  .felipe-portrait{min-height:250px}
  .felipe-sub{max-width:none}
}
@media (max-width: 640px){
  .felipe-era{margin-top:8px}
  .felipe-sub{font-size:19px}
  .felipe-portrait{min-height:220px}
  .silhouette-face{top:36px;width:66px;height:90px}
  .silhouette-ruff{top:112px;width:114px;height:114px}
  .silhouette-body{width:146px;height:180px}
}
.access-lines{border-top:1px solid var(--ink)}
.access-row{display:grid;grid-template-columns:70px 1fr 190px;gap:25px;align-items:center;padding:26px 0;border-bottom:1px solid var(--line);transition:padding .16s ease,background .16s ease,transform .16s ease}
.access-row>span{font-family:"Bricolage Grotesque";color:#aaa296;font-size:24px}
.access-row:hover{background:var(--paper-2);padding-left:12px;padding-right:12px}
.access-row:focus-visible{outline:2px solid var(--cobalt);outline-offset:4px}
.access-lines b{font-family:"Bricolage Grotesque";font-size:29px}
.access-lines p{margin:5px 0 0;color:var(--muted)}
.access-lines em{font-style:normal;text-align:right;font-weight:700;font-size:13px}

.today-head{display:grid;grid-template-columns:1fr 310px;gap:50px;border-top:1px solid var(--ink);border-bottom:1px solid var(--ink);padding:55px 0 44px;align-items:end}
.today-head h1{font-size:76px;line-height:.9;letter-spacing:-.06em;margin:10px 0 20px}
.today-head p{font-size:17px;color:#4d5b62;line-height:1.65;max-width:720px;margin:0}
.today-goal{border-left:4px solid var(--coral);padding:8px 0 8px 18px}
.today-goal span{display:block;font-size:10px;letter-spacing:.13em;text-transform:uppercase;color:var(--muted);margin-bottom:8px}
.today-goal b{font-family:"Bricolage Grotesque";font-size:25px;line-height:1.15}
.today-plan{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(350px,.65fr);border-bottom:1px solid var(--ink)}
.today-primary{min-height:470px;padding:46px 48px 42px 0;border-right:1px solid var(--ink);position:relative;display:flex;flex-direction:column}
.today-order{font-family:"Bricolage Grotesque";font-size:24px;color:#a7a095;margin-bottom:60px}
.today-primary h2{font-size:64px;line-height:.94;letter-spacing:-.055em;max-width:720px;margin:10px 0 18px}
.today-primary p{font-size:16px;line-height:1.65;color:var(--muted);max-width:680px}
.today-primary footer{display:flex;justify-content:space-between;align-items:end;margin-top:auto;padding-top:30px;border-top:1px solid var(--line)}
.today-primary footer b{font-family:"Bricolage Grotesque";font-size:33px}
.today-primary footer span{font-weight:700}
.today-stack{display:grid;grid-template-rows:1fr 1fr}
.today-task{padding:36px;border-bottom:1px solid var(--ink);display:flex;flex-direction:column}
.today-task:last-child{border-bottom:0}
.today-task.review{background:var(--mint)}
.today-task.assignment{background:var(--butter)}
.today-task.calm{background:var(--paper-2)}
.today-task>span{font-size:10px;letter-spacing:.13em;font-weight:700;color:#5b666c}
.today-task h3{font-size:33px;line-height:1;margin:22px 0 12px}
.today-task p{color:#46555d;line-height:1.55}
.today-task i{font-style:normal;font-weight:700;margin-top:auto;font-size:13px}
.today-bottom{display:grid;grid-template-columns:1fr 1fr;border-bottom:1px solid var(--ink)}
.today-bottom>div{padding:34px 0}
.today-bottom>div:first-child{border-right:1px solid var(--ink);padding-right:40px}
.today-bottom>div:last-child{padding-left:40px}
.today-bottom b{display:block;font-family:"Bricolage Grotesque";font-size:34px;margin:8px 0}
.today-bottom p{color:var(--muted)}
.today-bottom a{font-size:13px;font-weight:700;border-bottom:1px solid var(--ink)}

.checkpoint-row a{background:rgba(31,95,168,.06);font-weight:600}
.checkpoint-link{display:block;margin-top:28px;padding-top:18px;border-top:1px solid var(--line);font-size:13px;font-weight:700}
.review-now{display:grid;grid-template-columns:250px 1fr;border-top:1px solid var(--ink);border-bottom:1px solid var(--ink);margin-top:45px}
.review-summary{padding:32px 30px 32px 0;border-right:1px solid var(--ink)}
.review-summary>b{display:block;font-family:"Bricolage Grotesque";font-size:92px;line-height:.9;color:var(--cobalt);margin-top:26px}
.review-summary p{color:var(--muted);max-width:160px}
.review-queue>a{display:grid;grid-template-columns:45px 1fr 110px;gap:20px;align-items:center;padding:20px 26px;border-bottom:1px solid var(--line)}
.review-queue>a:last-child{border-bottom:0}
.review-queue>a>span{color:#aaa296;font-size:11px}
.review-queue small{font-size:10px;text-transform:uppercase;color:var(--cobalt)}
.review-queue h3{font-size:25px;margin:4px 0 0}
.review-queue i{font-style:normal;text-align:right;font-size:12px;font-weight:700}
.empty-review{padding:35px}.empty-review p{color:var(--muted)}
.error-ledger,.free-practice{padding-top:75px}
.error-row{display:grid;grid-template-columns:65px 1fr 110px;gap:20px;align-items:center;padding:22px 0;border-top:1px solid var(--line)}
.error-row:last-child{border-bottom:1px solid var(--line)}
.error-row>b{font-family:"Bricolage Grotesque";font-size:27px;color:var(--cobalt)}
.error-row h3{font-size:24px;margin:0 0 5px}.error-row p{margin:0;color:var(--muted);font-size:13px}.error-row>a{text-align:right;font-weight:700;font-size:13px}
.empty-copy{color:var(--muted);border-top:1px solid var(--line);padding-top:20px}

.checkpoint-panel{display:grid;grid-template-columns:220px 1fr;gap:50px;margin-top:50px;border-top:1px solid var(--ink);padding-top:34px}
.checkpoint-intro{position:sticky;top:120px;align-self:start}
.checkpoint-intro>b{display:block;font-family:"Bricolage Grotesque";font-size:100px;line-height:.8;color:var(--cobalt)}
.checkpoint-intro>span{display:block;text-transform:uppercase;font-size:11px;letter-spacing:.12em;color:var(--muted);margin-top:15px}
.checkpoint-intro>small{display:block;margin-top:30px;font-weight:700}
.checkpoint-question{padding:0 0 32px;margin-bottom:32px;border-bottom:1px solid var(--line)}
.checkpoint-question>small{font-size:10px;text-transform:uppercase;letter-spacing:.12em;color:var(--cobalt)}
.checkpoint-question h3{font-family:"IBM Plex Sans";font-size:18px;letter-spacing:0;margin:9px 0 15px}

.fill-item{display:grid;grid-template-columns:42px 1fr;gap:12px;align-items:start;padding:18px 0;border-top:1px solid var(--line)}
.fill-item>span{font-size:10px;color:#aaa296;margin-top:10px}
.fill-item p{margin:0;color:var(--ink)}
.fill-item input{min-width:150px;border:0;border-bottom:1px solid var(--ink);background:transparent;padding:6px 5px;margin:0 5px;outline:none}
.fill-item input.good{border-color:#527262;background:var(--mint)}
.fill-item input.bad{border-color:#9b4c3d;background:#f4c7bb}
.fill-item small{grid-column:2;color:var(--muted);margin-top:-6px}
.classify-items{border-top:1px solid var(--ink);margin-bottom:20px}
.classify-item{display:grid;grid-template-columns:1fr auto;gap:20px;padding:17px 0;border-bottom:1px solid var(--line);align-items:center}
.classify-item p{margin:0;color:var(--ink)}
.classify-item>div{display:flex;gap:7px}
.classify-item button{border:1px solid var(--line);background:transparent;padding:8px 11px}
.classify-item button.selected{background:var(--lilac);border-color:var(--ink)}
.classify-item small{grid-column:1/-1}.good-text{color:#3d654f}.bad-text{color:#963f34}

.mastery-overview{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--ink);border-left:1px solid var(--ink);margin:45px 0}
.mastery-overview>div{padding:28px;border-right:1px solid var(--ink);border-bottom:1px solid var(--ink)}
.mastery-overview span{font-size:10px;letter-spacing:.13em;text-transform:uppercase;color:var(--muted)}
.mastery-overview b{display:block;font-family:"Bricolage Grotesque";font-size:66px;line-height:1;margin:20px 0 8px;color:var(--cobalt)}
.mastery-overview p{margin:0;color:var(--muted)}
.level-progress-list>div{grid-template-columns:70px 260px 1fr 60px 150px}
.level-progress-list>div>small{text-align:right;color:var(--muted)}

.mobile-tabs a.active{background:rgba(255,255,255,.12)}

@media(max-width:1150px){
  .public-header{grid-template-columns:210px 1fr 260px}.public-nav{gap:14px}.public-nav button{font-size:12px}
  .public-hero{grid-template-columns:1fr}.public-manifesto{border-left:0;border-top:1px solid var(--ink)}
  .public-levels{grid-template-columns:repeat(2,1fr)}
  .split-public,.explore-slide{grid-template-columns:1fr}.explore-slide-art{border-left:0;border-top:1px solid var(--ink)}
  .today-plan{grid-template-columns:1fr}.today-primary{border-right:0;border-bottom:1px solid var(--ink);padding-right:0}.today-stack{grid-template-columns:1fr 1fr;grid-template-rows:auto}.today-task{border-bottom:0;border-right:1px solid var(--ink)}.today-task:last-child{border-right:0}
  .level-progress-list>div{grid-template-columns:60px 220px 1fr 55px}.level-progress-list>div>small{grid-column:3/5}
}

@media(max-width:760px){
  .public-header{grid-template-columns:1fr auto}.public-nav,.header-login{display:none}.public-header .header-tools{display:block}.public-header .cta.mini{font-size:11px;min-height:34px;padding:0 10px}
  .public-hero-copy{padding:52px 0}.public-hero-copy h1{font-size:51px}.public-hero-copy>p{font-size:16px}.public-manifesto{padding:25px 20px 28px}.hero-facts>div{padding:12px 14px}
  .public-section{padding:65px 0}.split-public{gap:30px}.split-public h2,.public-section-head h2{font-size:39px}.public-section-head{grid-template-columns:1fr;gap:14px}.public-levels{grid-template-columns:1fr}.public-levels>a{min-height:240px}.public-levels b{margin-top:20px}.explore-slide-copy{padding:28px}.explore-slide-copy h2{font-size:44px}.explore-slide-copy h3{font-size:25px}.explore-cover strong{font-size:54px}.explore-controls{padding:14px}.access-row{grid-template-columns:40px 1fr}.access-lines em{grid-column:2;text-align:left}
  .today-head{grid-template-columns:1fr;gap:25px;padding-top:35px}.today-head h1{font-size:54px}.today-goal{max-width:340px}.today-primary{min-height:400px;padding:34px 0}.today-order{margin-bottom:35px}.today-primary h2{font-size:45px}.today-stack{grid-template-columns:1fr}.today-task{border-right:0;border-bottom:1px solid var(--ink)}.today-bottom{grid-template-columns:1fr}.today-bottom>div:first-child{border-right:0;border-bottom:1px solid var(--ink);padding-right:0}.today-bottom>div:last-child{padding-left:0}
  .review-now{grid-template-columns:1fr}.review-summary{border-right:0;border-bottom:1px solid var(--ink);padding-right:0}.review-summary>b{font-size:70px}.review-queue>a{grid-template-columns:35px 1fr}.review-queue i{grid-column:2;text-align:left}.error-row{grid-template-columns:45px 1fr}.error-row>a{grid-column:2;text-align:left}
  .checkpoint-panel{grid-template-columns:1fr;gap:25px}.checkpoint-intro{position:static}.checkpoint-intro>b{font-size:70px}.checkpoint-question .options{grid-template-columns:1fr}
  .classify-item{grid-template-columns:1fr}.classify-item>div{flex-wrap:wrap}
  .mastery-overview{grid-template-columns:1fr}.level-progress-list>div{grid-template-columns:50px 1fr 44px}.level-progress-list>div>small{grid-column:2/4;text-align:left}
}
.public-syllabus{margin-top:45px;border-top:1px solid var(--ink)}
.public-syllabus-head{display:grid;grid-template-columns:120px 1fr;gap:25px;padding:30px 0;border-bottom:1px solid var(--ink);align-items:end}
.public-syllabus-head>b{font-family:"Bricolage Grotesque";font-size:70px;line-height:.8;color:var(--cobalt)}
.public-syllabus-head span{font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.public-syllabus-head p{margin:7px 0 0;color:var(--muted)}
.public-syllabus ol{list-style:none;margin:0;padding:0}
.public-syllabus li{display:grid;grid-template-columns:65px 1fr 130px;gap:24px;padding:27px 0;border-bottom:1px solid var(--line);align-items:center}
.public-syllabus li>span{font-family:"Bricolage Grotesque";font-size:25px;color:#aaa296}
.public-syllabus small{font-size:10px;letter-spacing:.11em;text-transform:uppercase;color:var(--cobalt)}
.public-syllabus h2{font-size:30px;margin:5px 0 7px}.public-syllabus p{margin:0;color:var(--muted);line-height:1.5;max-width:760px}
.public-syllabus a,.public-syllabus em{font-size:12px;font-style:normal;font-weight:700;text-align:right}.public-syllabus em{color:var(--muted)}
@media(max-width:760px){.public-syllabus-head{grid-template-columns:75px 1fr}.public-syllabus li{grid-template-columns:42px 1fr}.public-syllabus li>a,.public-syllabus li>em{grid-column:2;text-align:left}.public-syllabus h2{font-size:25px}}

/* V5 — student home: less dashboard, more learning */
.student-today{
  max-width:1120px;
  margin:0 auto;
  padding:72px 0 50px;
}
.today-intro{
  max-width:760px;
  margin-bottom:54px;
}
.today-intro h1{
  font-size:clamp(56px,7vw,96px);
  line-height:.88;
  letter-spacing:-.065em;
  margin:12px 0 18px;
  font-weight:600;
}
.today-intro p{
  margin:0;
  font-size:20px;
  color:#4d5b62;
}
.today-focus{
  position:relative;
  display:grid;
  grid-template-columns:110px minmax(0,1fr);
  min-height:390px;
  border-top:1px solid var(--ink);
  border-bottom:1px solid var(--ink);
  overflow:hidden;
  background:var(--paper-2);
}
.focus-side{
  padding:34px 22px;
  border-right:1px solid var(--ink);
  display:flex;
  flex-direction:column;
  justify-content:space-between;
  align-items:flex-start;
  position:relative;
  z-index:2;
}
.focus-side span{
  font-family:"Bricolage Grotesque";
  font-size:38px;
  font-weight:700;
  color:var(--cobalt);
}
.focus-side small{
  writing-mode:vertical-rl;
  transform:rotate(180deg);
  font-size:10px;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--muted);
}
.focus-main{
  padding:54px 42% 46px 48px;
  display:flex;
  flex-direction:column;
  align-items:flex-start;
  position:relative;
  z-index:2;
}
.focus-main h2{
  font-size:clamp(48px,5.5vw,78px);
  line-height:.92;
  letter-spacing:-.055em;
  margin:12px 0 22px;
  max-width:620px;
}
.focus-main p{
  color:#4d5b62;
  font-size:16px;
  line-height:1.7;
  max-width:610px;
}
.focus-main>b{
  margin-top:auto;
  padding-top:28px;
  border-top:1px solid var(--line);
  width:100%;
  font-size:14px;
}
.focus-main>b i{font-style:normal;margin-left:8px}
.focus-mark{
  position:absolute;
  right:-22px;
  bottom:-58px;
  font-family:"Bricolage Grotesque";
  font-size:250px;
  line-height:.8;
  font-weight:700;
  letter-spacing:-.11em;
  color:var(--mint);
  z-index:1;
  pointer-events:none;
  user-select:none;
}
.today-focus:hover .focus-main>b{color:var(--cobalt)}

.today-after{
  margin:44px 0 0;
  border-top:1px solid var(--line);
}
.after-line{
  min-height:84px;
  display:grid;
  grid-template-columns:120px 1fr 32px;
  gap:22px;
  align-items:center;
  border-bottom:1px solid var(--line);
  transition:.16s;
}
.after-line:hover{padding-left:8px}
.after-line>span{
  font-size:10px;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--muted);
  font-weight:700;
}
.after-line b{
  display:block;
  font-size:15px;
  margin-bottom:4px;
}
.after-line small{
  color:var(--muted);
  line-height:1.5;
}
.after-line i{
  font-style:normal;
  font-size:20px;
  text-align:right;
}
.after-line.quiet{opacity:.68}

.today-footline{
  display:flex;
  align-items:center;
  gap:28px;
  padding:28px 0 0;
  font-size:13px;
}
.today-footline>div{
  margin-right:auto;
  display:flex;
  align-items:baseline;
  gap:10px;
}
.today-footline span{color:var(--muted)}
.today-footline a{
  border-bottom:1px solid var(--ink);
  font-weight:600;
}

@media(max-width:900px){
  .student-today{padding-top:45px}
  .today-focus{grid-template-columns:78px 1fr;min-height:360px}
  .focus-side{padding:26px 16px}
  .focus-main{padding:42px 32% 36px 32px}
  .focus-mark{font-size:190px}
}

@media(max-width:620px){
  .student-today{padding:32px 0 10px}
  .today-intro{margin-bottom:34px}
  .today-intro h1{font-size:52px}
  .today-intro p{font-size:17px}
  .today-focus{grid-template-columns:1fr;min-height:0}
  .focus-side{border-right:0;border-bottom:1px solid var(--line);padding:16px 18px;flex-direction:row;align-items:center}
  .focus-side span{font-size:28px}
  .focus-side small{writing-mode:initial;transform:none}
  .focus-main{padding:34px 22px 38px}
  .focus-main h2{font-size:44px}
  .focus-mark{display:none}
  .after-line{grid-template-columns:86px 1fr 20px;gap:12px;padding:4px 0}
  .today-footline{align-items:flex-start;flex-direction:column;gap:14px}
  .today-footline>div{margin-right:0;display:grid;gap:4px}
}


/* =========================================================
   V5.1 · CAPA DE VIDA
   Mantiene la arquitectura editorial de V5.
   Añade ritmo visual, microinteracciones y calidez.
   ========================================================= */

:root{
  --sky:#c7dff0;
  --rose:#efc8c0;
  --acid:#dce98a;
  --peach:#f3b78f;
}

/* Cabecera: misma composición, más sensación de producto vivo */
.site-header{
  box-shadow:0 1px 0 rgba(18,32,42,.03);
}
.wordmark:hover .brand-glyph{
  transform:rotate(-2deg) translateY(-1px);
  box-shadow:4px 4px 0 var(--ink);
}
.brand-glyph{transition:.18s ease}
.brand-glyph i{animation:brandWave 3.8s ease-in-out infinite}
@keyframes brandWave{
  0%,100%{transform:rotate(-11deg) translateY(0)}
  50%{transform:rotate(-5deg) translateY(-3px)}
}
.streak-chip{
  display:inline-flex;
  align-items:center;
  gap:7px;
  padding:7px 10px;
  border:1px solid var(--ink);
  background:var(--butter);
  font-size:10px;
  line-height:1;
  letter-spacing:.08em;
  text-transform:uppercase;
  font-weight:700;
  white-space:nowrap;
}
.streak-chip i{
  font-style:normal;
  color:var(--coral-text);
  font-size:13px;
}

/* Hero público: misma retícula, pero el lateral se convierte también en pieza visual */
.public-hero{
  position:relative;
  isolation:isolate;
}
.public-hero-copy{
  position:relative;
}
.public-hero-copy:before{
  content:"";
  position:absolute;
  width:108px;
  height:108px;
  right:38px;
  top:44px;
  border-radius:50%;
  background:var(--butter);
  opacity:.72;
  z-index:-1;
}
.public-hero-copy:after{
  content:"↗";
  position:absolute;
  right:63px;
  top:69px;
  font-family:"Bricolage Grotesque";
  font-size:48px;
  font-weight:600;
  transform:rotate(13deg);
  color:var(--ink);
  z-index:-1;
}
.public-hero-copy h1{
  position:relative;
  z-index:1;
}
.public-hero-copy h1 em{
  position:relative;
  display:inline;
}
.public-hero-copy h1 em:after{
  content:"";
  position:absolute;
  left:2%;
  right:0;
  height:11px;
  bottom:3px;
  background:var(--butter);
  z-index:-1;
  transform:rotate(-1.4deg);
  opacity:.92;
}
.hero-facts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:28px;max-width:760px}
.hero-facts>div{border:1px solid var(--ink);background:#fff7f0;padding:14px 16px;box-shadow:4px 4px 0 rgba(18,32,42,.08)}
.hero-facts strong{display:block;font-family:"Bricolage Grotesque";font-size:28px;line-height:1;margin-bottom:8px}
.hero-facts span{display:block;font-size:13px;line-height:1.45;color:#4d5b62}
.public-manifesto{
  position:relative;
  overflow:hidden;
  padding-top:165px;
  background:
    linear-gradient(to right,rgba(18,32,42,.035) 1px,transparent 1px),
    linear-gradient(to bottom,rgba(18,32,42,.035) 1px,transparent 1px),
    var(--paper-2);
  background-size:32px 32px;
}
.language-collage{
  position:absolute;
  left:30px;
  right:30px;
  top:28px;
  height:112px;
}
.hero-editorial{display:grid;gap:22px}
.route-board{position:relative;min-height:250px;border:1px solid var(--ink);background:linear-gradient(180deg,#fffbf7 0%,#f5efe3 100%);padding:18px;box-shadow:6px 6px 0 rgba(18,32,42,.08)}
.route-main-card{width:66%;border:1px solid var(--ink);background:#fff;padding:18px 18px 16px;box-shadow:5px 5px 0 rgba(18,32,42,.08);transform:rotate(-2deg)}
.route-main-card small,.route-mini-card span{display:block;font-size:10px;letter-spacing:.13em;text-transform:uppercase;color:#59666d;margin-bottom:10px;font-weight:700}
.route-main-card strong{display:block;font-family:"Bricolage Grotesque";font-size:46px;line-height:.92;letter-spacing:-.05em}
.route-main-card p{margin:10px 0 0;font-size:14px;color:#4d5b62}
.route-mini-card{position:absolute;border:1px solid var(--ink);background:#fff;padding:12px 14px;box-shadow:4px 4px 0 rgba(18,32,42,.08)}
.route-mini-card b{display:block;font-family:"Bricolage Grotesque";font-size:22px;line-height:1.02}
.route-mini-card i{display:block;font-style:normal;font-size:12px;color:#4d5b62;margin-top:6px}
.lesson-card{right:18px;top:26px;max-width:180px;transform:rotate(4deg);background:#fff2e7}
.premium-card{right:42px;bottom:24px;max-width:190px;transform:rotate(-3deg);background:#eef3ff}
.route-tape{position:absolute;width:62px;height:18px;background:rgba(245,216,138,.7);top:10px;opacity:.85}
.tape-a{left:26px;transform:rotate(-8deg)}
.tape-b{right:34px;bottom:12px;top:auto;transform:rotate(9deg)}
.manifesto-lines{display:grid;gap:12px}
.manifesto-lines>div{display:grid;grid-template-columns:34px 1fr;gap:14px;align-items:start;padding:12px 0;border-top:1px solid rgba(18,32,42,.14)}
.manifesto-lines>div:first-child{border-top:0}
.manifesto-lines span{font-family:"Bricolage Grotesque";font-size:22px;color:#948d82}
.manifesto-lines p{margin:0;font-size:15px;line-height:1.6;color:#324048}
.speech{
  position:absolute;
  font-family:"Bricolage Grotesque";
  font-size:18px;
  font-weight:600;
  border:1px solid var(--ink);
  padding:8px 12px;
  line-height:1;
  box-shadow:3px 3px 0 var(--ink);
}
.speech.s1{left:0;top:9px;background:var(--mint);transform:rotate(-4deg)}
.speech.s2{left:35%;top:47px;background:var(--butter);transform:rotate(3deg)}
.speech.s3{right:2px;top:4px;background:var(--rose);transform:rotate(-2deg)}
.language-collage .scribble{
  position:absolute;
  left:16%;
  bottom:0;
  color:var(--coral-text);
  font-family:"Bricolage Grotesque";
  font-size:38px;
  font-style:normal;
  transform:rotate(10deg);
}
.language-collage .sun-mark{
  position:absolute;
  right:22%;
  bottom:3px;
  font-style:normal;
  color:var(--cobalt);
  font-size:27px;
  animation:softSpin 8s linear infinite;
}
@keyframes softSpin{to{transform:rotate(360deg)}}

/* CTA con respuesta táctil, sin cambiar estética */
.cta.solid{
  transition:transform .16s ease,box-shadow .16s ease,background .16s ease;
}
.cta.solid:hover{
  transform:translate(-3px,-3px);
  box-shadow:5px 5px 0 var(--ink);
}
.cta.text{transition:color .16s ease,transform .16s ease}
.cta.text:hover{color:var(--cobalt);transform:translateX(3px)}

/* Método: cada paso se abre al pasar el ratón, enfocarlo o tocarlo */
.method-step{
  appearance:none;
  width:100%;
  border:0;
  border-bottom:1px solid var(--line);
  background:transparent;
  color:var(--ink);
  text-align:left;
  padding:15px 0;
  font:inherit;
  cursor:pointer;
  transition:padding .18s ease,background .18s ease;
}
.method-step>span{
  display:grid;
  grid-template-columns:28px 1fr;
  align-items:center;
  gap:7px;
}
.method-step b{font-size:14px}
.method-step i{font-style:normal;color:var(--coral-text);font-size:15px}
.method-step p{
  max-height:0;
  opacity:0;
  overflow:hidden;
  margin:0 0 0 35px;
  color:#4d5b62;
  font-size:14px;
  line-height:1.65;
  transition:max-height .28s ease,opacity .2s ease,margin .28s ease;
}
.method-step:hover p,.method-step:focus-visible p,.method-step.open p{
  max-height:150px;
  opacity:1;
  margin-top:10px;
  margin-bottom:5px;
}
.method-step:nth-child(1):hover,.method-step:nth-child(1):focus-visible,.method-step:nth-child(1).open{background:var(--mint);padding-left:10px;padding-right:10px}
.method-step:nth-child(2):hover,.method-step:nth-child(2):focus-visible,.method-step:nth-child(2).open{background:var(--butter);padding-left:10px;padding-right:10px}
.method-step:nth-child(3):hover,.method-step:nth-child(3):focus-visible,.method-step:nth-child(3).open{background:var(--lilac);padding-left:10px;padding-right:10px}
.method-step:nth-child(4):hover,.method-step:nth-child(4):focus-visible,.method-step:nth-child(4).open{background:var(--rose);padding-left:10px;padding-right:10px}
.method-step:focus-visible{outline:2px solid var(--cobalt);outline-offset:3px}

/* Niveles: ya eran fuertes; se añade una señal gráfica distinta para reconocerlos */
.public-levels>a{
  position:relative;
  overflow:hidden;
}
.level-symbol{
  position:absolute;
  top:22px;
  right:20px;
  width:44px;
  height:44px;
  display:grid;
  place-items:center;
  border:1px solid var(--ink);
  background:rgba(255,255,255,.55);
  font-family:"Bricolage Grotesque";
  font-size:20px;
  transition:.2s ease;
}
.public-levels>a:hover .level-symbol{
  transform:rotate(9deg) scale(1.06);
  background:var(--paper-2);
}
.public-levels>a:after{
  content:"";
  position:absolute;
  width:95px;
  height:95px;
  border:1px solid rgba(18,32,42,.18);
  border-radius:50%;
  right:-35px;
  bottom:-35px;
}
.public-levels>a:nth-child(2):after{border-radius:0;transform:rotate(18deg)}
.public-levels>a:nth-child(3):after{border-style:dashed}
.public-levels>a:nth-child(4):after{width:130px;height:55px;border-radius:50%}

/* Explora: el carrusel sustituye al panel estático y gana formato de portada */
.explore-cover strong{
  text-shadow:3px 3px 0 rgba(245,239,227,.38);
}
.explore-slide.theme-butter .explore-cover strong,
.explore-slide.theme-mint .explore-cover strong{
  text-shadow:none;
}

/* Secciones editoriales: pequeños marcadores para romper la continuidad beige */
.public-section,
.editorial-section{
  position:relative;
}
.public-section>.micro:first-child,
.public-section-head .micro,
.section-intro .micro{
  position:relative;
}
.public-section-head .micro:before,
.section-intro .micro:before{
  content:"";
  display:inline-block;
  width:18px;
  height:7px;
  background:var(--coral);
  margin-right:9px;
  vertical-align:1px;
}

/* Área de alumno: mantiene el diseño 'Hoy' de V5, pero se siente más acompañada */
.student-today{
  position:relative;
}
.student-today:before{
  content:"";
  position:absolute;
  right:0;
  top:42px;
  width:92px;
  height:92px;
  border-radius:50%;
  background:var(--mint);
  opacity:.8;
  z-index:-1;
}
.student-today:after{
  content:"✦";
  position:absolute;
  right:29px;
  top:64px;
  font-size:32px;
  color:var(--cobalt);
  z-index:-1;
}
.today-mood{
  display:flex;
  flex-wrap:wrap;
  gap:7px;
  margin-top:20px;
}
.today-mood span{
  padding:6px 9px;
  border:1px solid var(--line);
  background:var(--paper-2);
  font-size:10px;
  text-transform:uppercase;
  letter-spacing:.08em;
}
.today-mood span:nth-child(2){background:var(--mint)}
.today-mood span:nth-child(3){background:var(--butter)}

.today-focus{
  transition:transform .18s ease,box-shadow .18s ease;
}
.today-focus:hover{
  transform:translate(-3px,-3px);
  box-shadow:8px 8px 0 var(--ink);
}
.focus-doodles{
  position:absolute;
  right:38px;
  top:38px;
  width:210px;
  height:120px;
  z-index:2;
  pointer-events:none;
}
.focus-doodles span{
  position:absolute;
  right:4px;
  top:2px;
  padding:7px 11px;
  background:var(--butter);
  border:1px solid var(--ink);
  font-family:"Bricolage Grotesque";
  font-weight:600;
  transform:rotate(5deg);
}
.focus-doodles i{
  position:absolute;
  right:110px;
  top:48px;
  font-style:normal;
  color:var(--coral-text);
  font-size:30px;
}
.focus-doodles b{
  position:absolute;
  right:36px;
  bottom:0;
  font-family:"Bricolage Grotesque";
  font-size:34px;
  transform:rotate(18deg);
}
.after-line{
  position:relative;
}
.after-line:hover{
  background:rgba(255,255,255,.38);
}
.after-line:nth-child(1):hover{box-shadow:inset 5px 0 0 var(--mint)}
.after-line:nth-child(2):hover{box-shadow:inset 5px 0 0 var(--butter)}

/* Ruta: mantener mapa lineal, pero dar a cada nivel una identidad cromática */
.curriculum-lane{
  position:relative;
}
.curriculum-lane:nth-child(1) .lane-index,
.curriculum-lane:nth-child(1) header b{color:#4d7b69}
.curriculum-lane:nth-child(2) .lane-index,
.curriculum-lane:nth-child(2) header b{color:#9b691b}
.curriculum-lane:nth-child(3) .lane-index,
.curriculum-lane:nth-child(3) header b{color:#697c9a}
.curriculum-lane:nth-child(4) .lane-index,
.curriculum-lane:nth-child(4) header b{color:#9f5542}
.curriculum-lane li a{
  transition:padding .16s ease,background .16s ease;
}
.curriculum-lane li a:hover{
  padding-left:12px;
  background:rgba(255,255,255,.38);
}

/* Lecciones: más 'aula' y menos documento sin perder la retícula */
.lesson-cover{
  position:relative;
  overflow:hidden;
}
.lesson-cover:after{
  content:"";
  position:absolute;
  right:1%;
  bottom:-70px;
  width:220px;
  height:220px;
  border-radius:50%;
  border:28px solid var(--mint);
  opacity:.72;
  pointer-events:none;
}
.lesson-spark{
  position:absolute;
  right:4%;
  top:82px;
  display:flex;
  align-items:center;
  gap:10px;
  transform:rotate(3deg);
  z-index:2;
}
.lesson-spark i{
  width:42px;
  height:42px;
  display:grid;
  place-items:center;
  border:1px solid var(--ink);
  background:var(--butter);
  font-style:normal;
  font-size:18px;
}
.lesson-spark span{
  padding:7px 10px;
  border:1px solid var(--ink);
  background:var(--paper-2);
  font-size:9px;
  text-transform:uppercase;
  letter-spacing:.1em;
  font-weight:700;
}
.lesson-block{
  transition:background .18s ease;
}
.lesson-block.concept{
  background:linear-gradient(90deg,rgba(217,107,67,.055),transparent 42%);
}
.lesson-block.story{
  box-shadow:7px 7px 0 rgba(18,32,42,.08);
}
.lesson-block .micro:before{
  content:"✦";
  color:var(--coral-text);
  margin-right:7px;
}
.example-stack>div{
  transition:padding-left .15s ease,background .15s ease;
}
.example-stack>div:hover{
  padding-left:9px;
  background:rgba(216,231,223,.45);
}
.option{
  transition:transform .12s ease,box-shadow .12s ease,border-color .12s ease;
}
.option:hover{
  transform:translate(-2px,-2px);
  box-shadow:3px 3px 0 var(--ink);
  border-color:var(--ink);
}
.option.selected,.option.sel{
  background:var(--butter);
}

/* Tareas / repasos: cards editoriales con más feedback */
.review-queue>a,
.material-row,
.practice-row{
  transition:transform .16s ease,background .16s ease;
}
.review-queue>a:hover,
.material-row:hover,
.practice-row:hover{
  transform:translateX(5px);
  background:rgba(255,255,255,.38);
}

/* Respetar preferencias de accesibilidad */
@media(prefers-reduced-motion:reduce){
  *,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}

/* Ajustes responsive de los nuevos elementos */
@media(max-width:1050px){
  .streak-chip{display:none}
  .public-hero-copy:before,.public-hero-copy:after{opacity:.45}
  .lesson-spark{right:2%;top:70px}
}
@media(max-width:780px){
  .public-manifesto{padding-top:150px}
  .language-collage{left:22px;right:22px}
  .speech{font-size:15px}
  .public-hero-copy:before,.public-hero-copy:after{display:none}
  .lesson-spark{position:relative;right:auto;top:auto;margin:16px 0 4px;transform:none}
  .lesson-cover:after{display:none}
  .focus-doodles{display:none}
  .student-today:before,.student-today:after{display:none}
}

/* Ajuste cromático: misma paleta V5, algo más luminosa */
:root{
  --paper:#f7f1e7;
  --paper-2:#fffdf9;
  --cobalt:#2366ba;
  --coral:#e9784d;
  --mint:#d9eadf;
  --butter:#f3cf75;
  --lilac:#d9e2f2;
}

/* Premium/public teaser — integrated V1 content */
.teaser-body{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(280px,.55fr);border-top:1px solid var(--ink);border-bottom:1px solid var(--ink)}
.teaser-preview{min-width:0}
.teaser-block{position:relative;padding:42px 6vw 44px;border-bottom:1px solid var(--ink);background:var(--paper)}
.teaser-block:last-child{border-bottom:0}
.teaser-block>span{position:absolute;right:28px;top:24px;font-family:var(--mono);font-size:12px;opacity:.45}
.teaser-block small{font-family:var(--mono);font-size:11px;letter-spacing:.1em}
.teaser-block h2{font-size:clamp(28px,3vw,48px);margin:10px 0 16px;line-height:1}
.teaser-block p{max-width:760px;line-height:1.7}
.teaser-lock{padding:42px 34px;border-left:1px solid var(--ink);background:var(--yellow);position:sticky;top:var(--header-h);align-self:start;min-height:360px}
.teaser-lock>b{display:block;font-size:34px;line-height:1;margin:22px 0 14px}
.teaser-lock p{line-height:1.6;margin-bottom:26px}
.teaser-lock .cta{display:block;width:100%;text-align:center;margin-top:10px}
.public-syllabus li>em{font-family:var(--mono);font-style:normal;font-size:11px;letter-spacing:.08em;text-transform:uppercase;opacity:.58}
@media(max-width:820px){.teaser-body{grid-template-columns:1fr}.teaser-lock{position:static;border-left:0;border-top:1px solid var(--ink);min-height:auto}.teaser-block{padding:34px 22px}}

/* V5.3 · cuentas, permisos y estados de acceso */
.auth-page{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(360px,.7fr);gap:clamp(40px,8vw,110px);align-items:center;min-height:calc(100vh - 94px);padding:clamp(48px,7vw,100px) var(--page-x)}
.auth-copy h1{font-size:clamp(54px,7vw,108px);line-height:.9;letter-spacing:-.055em;margin:20px 0 28px;max-width:900px}
.auth-copy>p{max-width:630px;font-size:18px;line-height:1.65}
.auth-card{border:1px solid var(--line);padding:32px;background:var(--paper);box-shadow:10px 10px 0 var(--ink);display:grid;gap:18px}
.auth-card label{display:grid;gap:8px;font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:.08em}
.auth-card input{width:100%;border:1px solid var(--line);background:#fff;padding:14px 12px;font:inherit;font-size:16px;outline:0}.auth-card input:focus{border-color:var(--ink);box-shadow:0 0 0 2px rgba(0,0,0,.06)}
.auth-card .cta{width:100%;justify-content:center;border:0}.auth-switch{font-size:13px;padding-top:4px}.auth-switch a{text-decoration:underline;font-weight:700}.auth-notice{padding:12px;border:1px solid var(--line);background:var(--yellow-soft);font-size:13px;line-height:1.45}
.auth-error{margin:0;padding:10px 12px;background:#ffe8e4;border-left:4px solid #b94635;font-size:13px;color:#7b2e23}.auth-error.success-text{background:#e9f7ed;border-left-color:#43865a;color:#285d3a}
.demo-logins{border-top:1px solid var(--line);padding-top:14px}.demo-logins summary{cursor:pointer;font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:.07em}.demo-logins div{display:flex;gap:6px}.demo-logins button{margin:8px 5px 0 0;border:1px solid var(--line);background:transparent;padding:7px 9px;font-size:11px;cursor:pointer}.demo-logins button:hover{background:var(--ink);color:var(--paper)}
.locked-page{max-width:960px;margin:0 auto;padding:clamp(60px,8vw,120px) var(--page-x)}.locked-page>h1{font-size:clamp(50px,7vw,96px);line-height:.92;letter-spacing:-.05em;margin:20px 0}.locked-page>p{max-width:700px;font-size:18px;line-height:1.6}
.locked-panel{margin-top:42px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);display:grid;grid-template-columns:140px 220px 1fr auto;gap:24px;align-items:center;padding:24px 0}.locked-panel span{font-size:11px;font-weight:800;letter-spacing:.08em}.locked-panel b{font-size:22px}.locked-panel p{margin:0;line-height:1.5}.locked-inline{border:1px solid var(--line);padding:28px;margin:0 var(--page-x) 80px;display:grid;grid-template-columns:220px 1fr;gap:24px}.locked-inline b{font-size:22px}.locked-inline p{margin:0;max-width:700px}
.curriculum-lane li.locked,.syllabus-row.locked,.checkpoint-link.locked{opacity:.58}.curriculum-lane li.locked:hover,.syllabus-row.locked:hover{opacity:.85}.syllabus-row.locked .sy-side b:after{content:" · Premium"}.checkpoint-link.locked{filter:grayscale(1)}
.text-button{appearance:none;border:0;background:none;padding:0;color:inherit;font:inherit;font-weight:700;cursor:pointer;text-decoration:underline;text-underline-offset:3px}.text-button:hover{opacity:.65}
.profile-button span{font-variant:small-caps}.route-status{white-space:nowrap}
@media(max-width:900px){.auth-page{grid-template-columns:1fr;min-height:auto}.auth-copy h1{font-size:58px}.auth-card{box-shadow:6px 6px 0 var(--ink)}.locked-panel{grid-template-columns:1fr;gap:10px}.locked-panel .cta{justify-self:start}.locked-inline{grid-template-columns:1fr}.route-status{display:none}}
@media(max-width:560px){.auth-page{padding:42px 18px 80px}.auth-copy h1{font-size:47px}.auth-card{padding:22px}.locked-page{padding-left:18px;padding-right:18px}.locked-inline{margin-left:18px;margin-right:18px}}

/* booking engine v5.4 */
.booking-meta{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin:0 0 28px}
.booking-meta>div{padding:16px 18px;border-right:1px solid var(--line)}
.booking-meta>div:last-child{border-right:0}
.booking-meta span{display:block;font-size:11px;letter-spacing:.08em;text-transform:uppercase;opacity:.62;margin-bottom:5px}
.booking-meta b{font-size:15px}
.booking-summary small{display:block;margin:0 0 18px;line-height:1.45;opacity:.67}
.booking-loading,.booking-error{grid-column:1/-1;min-height:220px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:30px;border:1px dashed var(--line)}
.booking-error p{max-width:520px;opacity:.7}
.no-slots{display:block;padding:12px 0;font-size:12px;opacity:.45}
@media(max-width:800px){.booking-meta{grid-template-columns:repeat(2,1fr)}.booking-meta>div:nth-child(2){border-right:0}.booking-meta>div:nth-child(-n+2){border-bottom:1px solid var(--line)}}

/* V5.5 · billing actions */
.locked-actions{display:flex;align-items:center;gap:18px;flex-wrap:wrap;margin-top:22px}.locked-actions .cta{margin:0}.account-lines button.text-button{font:inherit;color:inherit}.premium-checkout[disabled],.billing-portal[disabled]{opacity:.62;cursor:wait}

/* =========================================================
   V5.7 · Centro de control del profesor
   ========================================================= */
.admin-hero{display:flex;align-items:flex-end;justify-content:space-between;gap:28px}
.admin-mode{border:1px solid var(--line,#111);padding:16px 18px;min-width:190px;background:var(--paper,#fff)}
.admin-mode span{display:block;font-size:10px;letter-spacing:.13em;font-weight:800;margin-bottom:6px}
.admin-mode b{font-size:14px}.admin-tabs{display:flex;gap:0;border:1px solid #111;margin:28px 0 24px;overflow:auto;background:#fff}
.admin-tabs button{border:0;border-right:1px solid #111;background:#fff;padding:13px 18px;font:inherit;font-size:12px;font-weight:700;white-space:nowrap;cursor:pointer}
.admin-tabs button:last-child{border-right:0}.admin-tabs button:hover{background:#f3efe8}.admin-tabs button.active{background:#111;color:#fff}
.admin-toast{padding:12px 15px;border:1px solid #111;margin:0 0 14px;font-size:13px}.admin-toast.good{background:#e8f5e9}.admin-toast.bad{background:#ffe9e3}
.admin-loading{min-height:260px;display:grid;place-items:center;align-content:center;gap:14px;border:1px solid #111;background:#fff}.admin-loading i{width:42px;height:42px;border:3px solid #ddd;border-top-color:#111;border-radius:50%;animation:adminspin .8s linear infinite}@keyframes adminspin{to{transform:rotate(360deg)}}
.admin-kpis{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid #111;background:#fff;margin-bottom:22px}.admin-kpis article{padding:21px;border-right:1px solid #111}.admin-kpis article:last-child{border-right:0}.admin-kpis span,.admin-kpis small{display:block}.admin-kpis span{font-size:11px;text-transform:uppercase;letter-spacing:.09em;font-weight:700}.admin-kpis b{font-size:38px;line-height:1;display:block;margin:10px 0}.admin-kpis small{font-size:11px;color:#666}
.admin-dashboard-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-bottom:18px}.admin-panel{border:1px solid #111;background:#fff;padding:22px}.admin-panel>header{display:flex;align-items:center;justify-content:space-between;gap:14px;padding-bottom:16px;border-bottom:1px solid #111;margin-bottom:6px}.admin-panel>header h2,.admin-panel h2{margin:3px 0 0}.admin-panel>header button{border:0;background:none;text-decoration:underline;cursor:pointer;font:inherit;font-size:12px}.admin-mini-row{display:grid;grid-template-columns:120px 1fr auto;gap:14px;align-items:center;padding:14px 0;border-bottom:1px solid #ddd}.admin-mini-row:last-child{border-bottom:0}.admin-mini-row time{font-size:12px;font-weight:700}.admin-mini-row small{display:block;color:#777;margin-top:3px}
.admin-student-alert{width:100%;border:0;border-bottom:1px solid #ddd;background:#fff;padding:13px 0;display:grid;grid-template-columns:38px 1fr 20px;gap:10px;align-items:center;text-align:left;cursor:pointer}.admin-student-alert>span,.admin-avatar{width:38px;height:38px;border:1px solid #111;border-radius:50%;display:grid;place-items:center;font-weight:800;background:#ffe99f}.admin-student-alert small{display:block;color:#777;margin-top:4px}.admin-student-alert i{font-style:normal}.admin-empty{color:#777;padding:18px 0}
.admin-quick{margin-bottom:22px}.admin-quick-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid #111;margin-top:18px}.admin-quick-grid button{background:#faf8f3;border:0;border-right:1px solid #111;padding:19px;text-align:left;cursor:pointer}.admin-quick-grid button:last-child{border-right:0}.admin-quick-grid button:hover{background:#ffe9a8}.admin-quick-grid b{display:block;font-size:24px;margin-bottom:12px}.admin-quick-grid span{font-size:12px;font-weight:700}
.admin-badge{display:inline-block;border:1px solid #111;padding:5px 8px;font-size:10px;font-weight:800;text-transform:uppercase;letter-spacing:.05em;background:#fff}.access-premium{background:#f4eaff}.access-student_active{background:#e0f5e8}.access-free{background:#f4f2ed}.status-confirmed,.status-done,.status-published{background:#e0f5e8}.status-pending,.status-review,.status-submitted{background:#fff0b8}.status-cancelled,.status-refunded,.status-conflict,.status-archived{background:#f4e4e0}.status-draft{background:#eee}
.admin-list-head{align-items:flex-end!important}.admin-search{border:1px solid #111;padding:10px 12px;min-width:280px;background:#fff;font:inherit}.admin-student-list{margin-top:2px}.admin-student-row{width:100%;display:grid;grid-template-columns:48px minmax(220px,1.5fr) auto 42px 130px 44px 20px;gap:13px;align-items:center;border:0;border-bottom:1px solid #ddd;background:#fff;padding:14px 0;text-align:left;cursor:pointer;font:inherit}.admin-student-row:hover{background:#faf8f2}.admin-avatar.small{width:36px;height:36px}.admin-student-row small{display:block;color:#777;margin-top:4px}.admin-student-row strong,.admin-student-row em{font-size:12px}.admin-student-row em{font-style:normal;text-align:right}.admin-progress{height:7px;background:#eee;border:1px solid #111}.admin-progress i{display:block;height:100%;background:#111}
.admin-student-detail{border:1px solid #111;background:#fff5d9;margin-bottom:18px;padding:22px}.admin-student-detail>header{display:flex;align-items:center;gap:14px;border-bottom:1px solid #111;padding-bottom:17px}.admin-student-detail>header>div:nth-child(2){flex:1}.admin-student-detail h2{margin:2px 0}.admin-student-detail p{margin:5px 0}.admin-student-metrics{display:grid;grid-template-columns:repeat(4,1fr);border-bottom:1px solid #111}.admin-student-metrics div{padding:16px;border-right:1px solid #111}.admin-student-metrics div:last-child{border-right:0}.admin-student-metrics span,.admin-student-metrics b{display:block}.admin-student-metrics span{font-size:10px;text-transform:uppercase}.admin-student-metrics b{margin-top:7px}.admin-inline-form{display:flex;align-items:end;gap:14px;padding-top:18px}.admin-inline-form label{display:grid;gap:5px;font-size:11px;font-weight:700}.admin-inline-form select{min-width:150px;padding:9px;border:1px solid #111;background:#fff}.admin-footnote{display:block;color:#6f6b64;line-height:1.5;margin-top:14px;font-size:11px}
.admin-split{display:grid;grid-template-columns:minmax(300px,.72fr) minmax(0,1.3fr);gap:18px}.admin-form{display:flex;flex-direction:column;gap:14px;align-self:start}.admin-form label{display:grid;gap:6px;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.04em}.admin-form input,.admin-form select,.admin-form textarea,.admin-rule-form input,.admin-rule-form select{border:1px solid #111;background:#fff;padding:10px;font:inherit;text-transform:none;letter-spacing:0}.admin-form textarea{resize:vertical}.admin-form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.admin-assignment-list article{display:grid;grid-template-columns:1fr 160px;gap:18px;padding:16px 0;border-bottom:1px solid #ddd}.admin-assignment-list h3{margin:4px 0}.admin-assignment-list p{margin:5px 0;color:#666;font-size:12px}.admin-assignment-list article>div:last-child{display:grid;gap:8px;align-content:start}.admin-assignment-list select{border:1px solid #111;padding:8px;background:#fff}
.admin-booking-list article{display:grid;grid-template-columns:145px minmax(180px,1fr) auto 120px;gap:14px;align-items:center;border-bottom:1px solid #ddd;padding:16px 0}.admin-booking-list time b,.admin-booking-list time small{display:block}.admin-booking-list time small{margin-top:5px;color:#777}.admin-booking-list h3{margin:0}.admin-booking-list p{margin:5px 0;color:#777;font-size:12px}.admin-row-actions{display:flex;gap:8px;justify-content:flex-end}.admin-row-actions a,.admin-row-actions button{border:0;background:none;text-decoration:underline;font:inherit;font-size:11px;cursor:pointer;color:#111}
.availability-rules>div{display:grid;grid-template-columns:48px 90px 90px 1fr 26px;gap:10px;align-items:center;border-bottom:1px solid #ddd;padding:11px 0}.rule-toggle,.rule-delete{border:1px solid #111;background:#fff;padding:6px;cursor:pointer}.rule-toggle.on{background:#111;color:#fff}.rule-delete{border:0;font-size:20px}.availability-rules small{color:#777}.admin-rule-form{display:grid;grid-template-columns:120px 100px 100px 1fr auto;gap:8px;margin-top:18px}.admin-rule-form button{border:1px solid #111;background:#111;color:#fff;padding:9px 12px;cursor:pointer}
.admin-content-list article{display:grid;grid-template-columns:48px minmax(240px,1fr) 150px 150px;gap:14px;align-items:center;padding:13px 0;border-bottom:1px solid #ddd}.content-level{font-size:14px}.admin-content-list h3{margin:0;font-size:15px}.admin-content-list p{margin:4px 0 0;color:#777;font-size:11px}.admin-content-list label{display:grid;gap:4px;font-size:9px;text-transform:uppercase;font-weight:700}.admin-content-list select{border:1px solid #111;padding:8px;background:#fff}
.admin-business-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-bottom:18px}.price-card{display:flex;flex-direction:column;gap:14px}.price-edit{display:flex;align-items:baseline;border-bottom:2px solid #111}.price-edit input{width:100%;border:0;background:transparent;font:inherit;font-size:42px;font-weight:700;padding:6px 0;outline:none}.price-edit span{font-size:22px;font-weight:700}.price-card small{color:#777;word-break:break-all}.policy-card{display:grid;grid-template-columns:.8fr 1.2fr;gap:30px}.policy-lines{border-left:1px solid #111}.policy-lines div{display:flex;justify-content:space-between;gap:18px;border-bottom:1px solid #ddd;padding:10px 0 10px 18px}.policy-lines span{font-size:12px}.policy-lines b{font-size:12px}
@media(max-width:1000px){.admin-kpis{grid-template-columns:1fr 1fr}.admin-kpis article:nth-child(2){border-right:0}.admin-kpis article:nth-child(-n+2){border-bottom:1px solid #111}.admin-dashboard-grid,.admin-split{grid-template-columns:1fr}.admin-business-grid{grid-template-columns:1fr 1fr}.admin-student-row{grid-template-columns:42px 1fr auto 40px}.admin-student-row .admin-progress,.admin-student-row em,.admin-student-row>span:last-child{display:none}.admin-booking-list article{grid-template-columns:130px 1fr auto}.admin-row-actions{grid-column:2/-1;justify-content:flex-start}.admin-content-list article{grid-template-columns:45px 1fr}.admin-content-list label{grid-column:auto}}
@media(max-width:700px){.admin-hero{display:block}.admin-mode{margin-top:16px}.admin-kpis{grid-template-columns:1fr 1fr}.admin-kpis b{font-size:30px}.admin-quick-grid{grid-template-columns:1fr 1fr}.admin-quick-grid button:nth-child(2){border-right:0}.admin-quick-grid button:nth-child(-n+2){border-bottom:1px solid #111}.admin-student-metrics{grid-template-columns:1fr 1fr}.admin-student-metrics div:nth-child(2){border-right:0}.admin-student-metrics div:nth-child(-n+2){border-bottom:1px solid #111}.admin-inline-form{display:grid}.admin-list-head{display:block!important}.admin-search{width:100%;min-width:0;margin-top:12px}.admin-form-grid{grid-template-columns:1fr}.admin-assignment-list article{grid-template-columns:1fr}.admin-booking-list article{grid-template-columns:1fr}.admin-row-actions{grid-column:auto}.availability-rules>div{grid-template-columns:45px 1fr 90px 25px}.availability-rules small{grid-column:2/4}.admin-rule-form{grid-template-columns:1fr 1fr}.admin-rule-form input[name="label"],.admin-rule-form button{grid-column:1/-1}.admin-content-list article{grid-template-columns:38px 1fr}.admin-content-list label{grid-column:2}.admin-business-grid{grid-template-columns:1fr}.policy-card{grid-template-columns:1fr}.policy-lines{border-left:0}.policy-lines div{padding-left:0}}

@media (max-width: 1100px){
  .hero-facts{grid-template-columns:1fr}
  .route-main-card{width:auto;max-width:calc(100% - 120px)}
}
@media (max-width: 900px){
  .news-layout,.classes-layout,.premium-layout{grid-template-columns:1fr;gap:16px}
  .news-stack,.classes-side,.premium-map{min-height:230px}
  .public-manifesto{padding-top:142px}
}
@media (max-width: 640px){
  .route-board{padding:14px;min-height:220px}
  .route-main-card strong{font-size:36px}
  .lesson-card,.premium-card{position:absolute;max-width:150px}
  .news-sub,.classes-sub,.premium-sub{font-size:19px}
  .news-card b{font-size:18px}
  .premium-map{grid-template-columns:repeat(2,1fr)}
}

/* V6.5 · Hero limpio: sin lateral de tarjetas */
.public-hero{
  display:block;
  min-height:auto;
  border-top:1px solid var(--ink);
  border-bottom:1px solid var(--ink);
}
.public-hero-copy{
  padding:92px 0 66px;
  max-width:1180px;
}
.public-hero-copy:before,
.public-hero-copy:after{display:none!important}
.public-hero-copy h1{max-width:1080px}
.hero-facts{
  max-width:900px;
  grid-template-columns:repeat(3,minmax(0,1fr));
  margin-top:36px;
}
.hero-principles{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  border-top:1px solid var(--ink);
}
.hero-principles>div{
  display:grid;
  grid-template-columns:42px 1fr;
  gap:14px;
  padding:24px 26px 26px 0;
  border-right:1px solid var(--ink);
}
.hero-principles>div:nth-child(2){padding-left:26px}
.hero-principles>div:last-child{border-right:0;padding-left:26px}
.hero-principles span{
  font-family:"Bricolage Grotesque";
  font-size:20px;
  color:#9a9388;
}
.hero-principles p{
  margin:0;
  font-size:15px;
  line-height:1.55;
  color:#3f4c54;
}

/* Explora · unidad especial con imagen real */
.explore-slide.theme-history{
  background:#f5efe3;
}
.explore-slide.theme-history .explore-slide-art{
  background:#171717;
}
.felipe-photo{
  margin:0;
  min-height:460px;
  height:100%;
  position:relative;
  overflow:hidden;
  background:#171717;
}
.felipe-photo img{
  display:block;
  width:100%;
  height:100%;
  min-height:460px;
  object-fit:cover;
  object-position:center 18%;
  filter:saturate(.9) contrast(1.04);
}
.felipe-photo:after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,transparent 58%,rgba(0,0,0,.52) 100%);
  pointer-events:none;
}
.felipe-photo figcaption{
  position:absolute;
  z-index:2;
  left:18px;
  bottom:16px;
  padding:7px 9px;
  background:rgba(245,239,227,.9);
  border:1px solid var(--ink);
  font-size:10px;
  letter-spacing:.08em;
  text-transform:uppercase;
  font-weight:700;
}
.special-learning,
.special-unit-focus{
  margin:24px 0 28px;
  padding-top:18px;
  border-top:1px solid rgba(18,32,42,.24);
}
.special-learning>span,
.special-unit-focus>span{
  display:block;
  font-size:10px;
  letter-spacing:.13em;
  text-transform:uppercase;
  font-weight:800;
  color:#59666d;
  margin-bottom:10px;
}
.special-learning>div,
.special-unit-focus>div{
  display:flex;
  flex-wrap:wrap;
  gap:7px;
}
.special-learning b,
.special-unit-focus b{
  display:inline-flex;
  padding:7px 9px;
  border:1px solid var(--ink);
  background:#fffaf5;
  font-size:12px;
  line-height:1;
}
.special-unit-focus{max-width:850px;margin-bottom:0}

@media (max-width: 900px){
  .hero-facts,.hero-principles{grid-template-columns:1fr}
  .hero-principles>div,
  .hero-principles>div:nth-child(2),
  .hero-principles>div:last-child{padding:20px 0;border-right:0;border-bottom:1px solid var(--line)}
  .hero-principles>div:last-child{border-bottom:0}
  .felipe-photo,.felipe-photo img{min-height:360px}
}
@media (max-width: 640px){
  .public-hero-copy{padding:58px 0 44px}
  .hero-facts{grid-template-columns:1fr}
  .felipe-photo,.felipe-photo img{min-height:310px}
}

/* V6.7 · banners editoriales para unidades especiales */
.special-unit-banner{
  position:relative;
  min-height:500px;
  border-top:1px solid var(--ink);
  border-bottom:1px solid var(--ink);
  overflow:hidden;
  isolation:isolate;
  background:#182027;
}
.felipe-unit-banner{
  background-image:
    linear-gradient(90deg,rgba(12,18,23,.96) 0%,rgba(12,18,23,.9) 36%,rgba(12,18,23,.48) 61%,rgba(12,18,23,.12) 100%),
    url("https://upload.wikimedia.org/wikipedia/commons/b/b7/Anthonis_Mor_-_Portrait_of_the_Philip_II%2C_King_of_Spain_-_WGA16176.jpg");
  background-size:cover;
  background-position:center 24%;
  background-repeat:no-repeat;
}
.special-banner-overlay{
  position:absolute;
  inset:0;
  background:
    linear-gradient(180deg,rgba(0,0,0,.04),rgba(0,0,0,.28)),
    radial-gradient(circle at 78% 28%,rgba(255,255,255,.10),transparent 28%);
  z-index:-1;
}
.special-banner-content{
  min-height:500px;
  padding:42px 46px 38px;
  display:flex;
  flex-direction:column;
  justify-content:space-between;
  color:#fffaf3;
}
.special-banner-kicker{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.special-banner-kicker span,
.special-banner-kicker b{
  display:inline-flex;
  align-items:center;
  min-height:30px;
  padding:0 10px;
  border:1px solid rgba(255,255,255,.58);
  background:rgba(9,14,18,.38);
  backdrop-filter:blur(5px);
  color:#fffaf3;
  font-size:10px;
  letter-spacing:.13em;
  text-transform:uppercase;
  font-style:normal;
}
.special-banner-kicker span{background:#fffaf3;color:#182027;border-color:#fffaf3;font-weight:800}
.special-banner-title{max-width:700px;margin:62px 0 46px}
.special-banner-title h1{
  margin:0 0 12px;
  font-family:"Bricolage Grotesque";
  font-size:clamp(68px,8vw,126px);
  line-height:.82;
  letter-spacing:-.065em;
  font-weight:650;
  text-shadow:0 4px 22px rgba(0,0,0,.22);
}
.special-banner-title p{
  margin:0;
  max-width:620px;
  font-family:"Bricolage Grotesque";
  font-size:clamp(22px,2.3vw,34px);
  line-height:1.05;
  letter-spacing:-.02em;
  color:#fff3e8;
}
.special-banner-bottom{
  display:grid;
  grid-template-columns:minmax(260px,.8fr) minmax(420px,1.2fr);
  gap:18px;
  max-width:970px;
  align-items:end;
}
.special-banner-topic,
.special-banner-language{
  border-top:1px solid rgba(255,255,255,.5);
  padding-top:14px;
}
.special-banner-topic>span,
.special-banner-language>span{
  display:block;
  margin-bottom:10px;
  font-size:10px;
  font-weight:800;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:#f3d7c7;
}
.special-banner-topic p{margin:0;font-size:14px;line-height:1.55;color:rgba(255,250,243,.9);max-width:390px}
.special-banner-language>div{display:flex;flex-wrap:wrap;gap:7px}
.special-banner-language b{
  padding:7px 9px;
  border:1px solid rgba(255,255,255,.48);
  background:rgba(12,18,23,.38);
  backdrop-filter:blur(4px);
  font-size:11px;
  font-weight:700;
  color:#fffaf3;
}
.generic-special-banner{background:linear-gradient(135deg,#24313a,#536773)}
.special-public-teaser .teaser-body{border-top:0}
.special-public-teaser .teaser-preview{background:#fffdf9}
.special-public-teaser .teaser-lock{background:#f4e5b8}

@media(max-width:900px){
  .special-unit-banner,.special-banner-content{min-height:470px}
  .felipe-unit-banner{background-position:64% 24%}
  .special-banner-content{padding:34px 28px}
  .special-banner-title{margin:48px 0 34px;max-width:80%}
  .special-banner-bottom{grid-template-columns:1fr;max-width:680px}
}
@media(max-width:640px){
  .special-unit-banner,.special-banner-content{min-height:540px}
  .felipe-unit-banner{
    background-image:
      linear-gradient(180deg,rgba(12,18,23,.40) 0%,rgba(12,18,23,.76) 48%,rgba(12,18,23,.97) 100%),
      url("https://upload.wikimedia.org/wikipedia/commons/b/b7/Anthonis_Mor_-_Portrait_of_the_Philip_II%2C_King_of_Spain_-_WGA16176.jpg");
    background-position:58% 20%;
  }
  .special-banner-content{padding:24px 20px 24px;justify-content:flex-end}
  .special-banner-kicker{margin-bottom:auto}
  .special-banner-title{margin:170px 0 24px;max-width:100%}
  .special-banner-title h1{font-size:62px}
  .special-banner-title p{font-size:22px}
  .special-banner-topic{display:none}
  .special-banner-language b{font-size:10px;padding:6px 8px}
}


/* Formas de acceso: filas clicables y páginas específicas */
.access-detail-page{border-top:1px solid var(--ink)}
.access-detail-hero{padding:76px 0 58px;max-width:980px}
.access-detail-hero h1{font-size:clamp(54px,6vw,92px);line-height:.91;letter-spacing:-.06em;margin:14px 0 24px;max-width:940px}
.access-detail-hero>p{font-size:18px;line-height:1.7;color:#4d5b62;max-width:720px}
.access-detail-actions{display:flex;flex-wrap:wrap;gap:16px 22px;align-items:center;margin-top:30px}
.access-price-actions{display:flex;flex-wrap:wrap;gap:12px}
.cta.outline{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 18px;border:1px solid var(--ink);background:transparent;font-weight:700;cursor:pointer}
.cta.outline:hover{transform:translate(-3px,-3px);box-shadow:5px 5px 0 var(--ink)}
.access-detail-points{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--ink);border-left:1px solid var(--ink);margin-bottom:90px}
.access-detail-points>div{min-height:230px;padding:25px;border-right:1px solid var(--ink);border-bottom:1px solid var(--ink);display:flex;flex-direction:column}
.access-detail-points>div:nth-child(1){background:var(--mint)}
.access-detail-points>div:nth-child(2){background:var(--butter)}
.access-detail-points>div:nth-child(3){background:var(--lilac)}
.access-detail-points span{font-size:11px;color:#697579}
.access-detail-points b{font-family:"Bricolage Grotesque";font-size:34px;line-height:1;margin-top:auto}
.access-detail-points p{font-size:14px;line-height:1.55;color:#46555d;margin:10px 0 0}

@media (max-width: 760px){
  .method-step p{margin-left:0}
  .method-step:hover p,.method-step:focus-visible p,.method-step.open p{max-height:220px}
  .access-detail-hero{padding:52px 0 42px}
  .access-detail-hero h1{font-size:48px}
  .access-detail-points{grid-template-columns:1fr}
  .access-detail-points>div{min-height:170px}
}

/* V6.9 public-home hierarchy */
.public-main .public-section .micro{font-size:13px;letter-spacing:.18em}
@media (min-width:1100px){.public-main .public-section .micro{font-size:14px}}

/* V6.9 · Levels as interlocking puzzle pieces */
.puzzle-levels{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:0;
  border:0;
  padding:18px 22px;
  overflow:visible;
}
.puzzle-levels .puzzle-level{
  position:relative;
  min-height:330px;
  padding:30px 30px 26px;
  border:1px solid var(--ink);
  overflow:visible;
  display:flex;
  flex-direction:column;
  z-index:1;
  box-shadow:none;
}
.puzzle-levels .puzzle-level:hover{
  transform:translateY(-5px);
  box-shadow:0 8px 0 rgba(18,32,42,.1);
  z-index:8;
}
.puzzle-levels .puzzle-level:after{
  content:"";
  position:absolute;
  width:54px;
  height:54px;
  right:-28px;
  top:50%;
  transform:translateY(-50%);
  border:1px solid var(--ink);
  border-left:0;
  border-radius:0 50% 50% 0;
  background:inherit;
  z-index:4;
}
.puzzle-levels .puzzle-level:not(:first-child):before{
  content:"";
  position:absolute;
  width:54px;
  height:54px;
  left:-27px;
  top:50%;
  transform:translateY(-50%);
  border-radius:50%;
  background:var(--paper);
  border:1px solid var(--ink);
  z-index:5;
}
.puzzle-levels .puzzle-level:last-child:after{display:none}
.puzzle-levels .puzzle-level:nth-child(1){background:var(--mint)}
.puzzle-levels .puzzle-level:nth-child(2){background:var(--butter)}
.puzzle-levels .puzzle-level:nth-child(3){background:var(--lilac)}
.puzzle-levels .puzzle-level:nth-child(4){background:#ecd4c8}
.puzzle-levels .puzzle-level b{margin-top:42px;font-size:62px}
.puzzle-levels .puzzle-level h3{font-size:27px}
.puzzle-levels .puzzle-level p{font-size:15px;line-height:1.55}
.puzzle-levels .level-symbol{top:24px;right:24px}
@media(max-width:980px){
  .puzzle-levels{grid-template-columns:repeat(2,minmax(0,1fr));gap:26px;padding:10px 0}
  .puzzle-levels .puzzle-level:before,.puzzle-levels .puzzle-level:after{display:none}
}
@media(max-width:620px){
  .puzzle-levels{grid-template-columns:1fr}
  .puzzle-levels .puzzle-level{min-height:235px}
}

/* V6.9 · Carousel: explicit, clickable and pausable */
.explore-controls{position:relative;z-index:20}
.explore-center-controls{display:flex;align-items:center;gap:18px}
.explore-dots{position:relative;z-index:25}
.explore-dots button{position:relative;z-index:26;pointer-events:auto}
.explore-pause{
  border:0;
  border-bottom:1px solid var(--ink);
  background:transparent;
  padding:4px 2px;
  font:inherit;
  font-size:12px;
  font-weight:700;
  cursor:pointer;
}
.explore-pause:hover{color:var(--cobalt)}
@media(max-width:620px){
  .explore-center-controls{gap:10px}
  .explore-pause{font-size:11px}
}

/* V7.0 · Eight-stage curriculum */
.puzzle-levels .puzzle-level:nth-child(5){background:#d8e8f4}
.puzzle-levels .puzzle-level:nth-child(6){background:#e7dcc7}
.puzzle-levels .puzzle-level:nth-child(7){background:#d8d6ef}
.puzzle-levels .puzzle-level:nth-child(8){background:#d8e4d2}
@media(min-width:981px){
  .puzzle-levels .puzzle-level:nth-child(4):after{display:none}
  .puzzle-levels .puzzle-level:nth-child(5):before{display:none}
  .puzzle-levels .puzzle-level:nth-child(n+5){margin-top:0}
}
.puzzle-levels .puzzle-level b{font-size:54px}
.puzzle-levels .puzzle-level h3{font-size:24px}

.public-syllabus li.planned-unit{opacity:.76;background:rgba(255,255,255,.28)}
.public-syllabus li.planned-unit em{font-size:12px;font-style:normal;text-transform:uppercase;letter-spacing:.08em;color:var(--muted)}
.curriculum-lane li.planned .planned-row{display:grid;grid-template-columns:42px 1fr auto;gap:18px;align-items:center;padding:18px 20px;border-top:1px solid var(--line);background:rgba(255,255,255,.24)}
.curriculum-lane li.planned .planned-row>span{font-family:"Bricolage Grotesque";font-size:17px;color:#9a948b}
.curriculum-lane li.planned .planned-row b{display:block;font-size:17px;margin-bottom:4px}
.curriculum-lane li.planned .planned-row small{display:block;color:var(--muted);line-height:1.45}
.curriculum-lane li.planned .planned-row i{font-style:normal;font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:#817b72}
.syllabus-row.planned{opacity:.72;cursor:default;background:rgba(255,255,255,.22)}

/* V7.0 · richer lesson blocks */
.quiz-block.diagnostic{background:linear-gradient(180deg,rgba(244,216,138,.16),rgba(244,216,138,.04))}
.quiz-block.final{background:linear-gradient(180deg,rgba(207,198,246,.2),rgba(207,198,246,.04))}
.reading-text{margin:24px 0 30px;padding:26px 28px;border:1px solid var(--ink);background:var(--paper-2);font-size:18px;line-height:1.75}
.reading-text p{margin:0 0 7px}.reading-text p:last-child{margin-bottom:0}
.audio-panel{display:grid;gap:12px;margin:24px 0 32px;padding:22px;border:1px solid var(--ink);background:var(--mint)}
.audio-panel audio{width:100%}
.audio-panel>small{font-size:11px;line-height:1.4;color:#58656b}
.audio-transcript{padding:18px 20px;border-top:1px solid rgba(18,32,42,.18);background:rgba(255,255,255,.48)}
.audio-transcript p{margin:0 0 7px;line-height:1.6}
.rubric-chips{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0 20px}
.rubric-chips span{padding:7px 10px;border:1px solid var(--ink);background:var(--paper-2);font-size:12px;font-weight:700}
.writing-block textarea{width:100%;min-height:180px;padding:18px;border:1px solid var(--ink);background:#fff;font:inherit;font-size:16px;line-height:1.6;resize:vertical}
.production-feedback{margin-top:22px;padding:20px 22px;border:1px solid var(--ink);background:#f8f4ff;box-shadow:5px 5px 0 rgba(18,32,42,.08)}
.production-feedback .feedback-head{display:flex;justify-content:space-between;gap:20px;align-items:center;padding-bottom:14px;border-bottom:1px solid rgba(18,32,42,.16)}
.production-feedback .feedback-head span,.production-feedback small{font-size:10px;text-transform:uppercase;letter-spacing:.12em;font-weight:700;color:#666b70}
.production-feedback .feedback-head b{font-family:"Bricolage Grotesque";font-size:24px}
.production-feedback>div+div{margin-top:16px}
.production-feedback ul{margin:8px 0 0;padding-left:20px}.production-feedback li{margin-bottom:6px;line-height:1.5}
.production-feedback em{display:block;margin-top:18px;font-style:normal;font-size:11px;color:#77716a}
.feedback-transcript p{margin:8px 0 0;padding:12px 14px;background:#fff;border:1px solid var(--line);line-height:1.55}
.recorder-panel{margin-top:22px;padding:22px;border:1px solid var(--ink);background:var(--butter)}
.recorder-status{display:flex;gap:10px;align-items:center;font-weight:700;margin-bottom:18px}
.recorder-status i{width:12px;height:12px;border-radius:50%;background:#8b948e;border:1px solid var(--ink)}
.recorder-panel.recording .recorder-status i{background:#e66755;box-shadow:0 0 0 6px rgba(230,103,85,.12)}
.recorder-actions{display:flex;gap:14px;align-items:center;margin-bottom:18px}
.recorder-panel audio{width:100%;margin:4px 0 16px}
.oral-transcript{padding:15px 16px;margin:0 0 18px;border:1px solid rgba(18,32,42,.2);background:rgba(255,255,255,.58)}
.oral-transcript small{font-size:10px;text-transform:uppercase;letter-spacing:.1em;font-weight:700;color:#666}
.oral-transcript p{margin:8px 0 0;line-height:1.55}
.recovery-block{background:linear-gradient(135deg,rgba(184,220,204,.35),rgba(255,255,255,.1));border-bottom:1px solid var(--ink)}

@media(max-width:700px){
  .curriculum-lane li.planned .planned-row{grid-template-columns:34px 1fr}.curriculum-lane li.planned .planned-row i{grid-column:2}
  .production-feedback .feedback-head{align-items:flex-start;flex-direction:column;gap:6px}
  .recorder-actions{flex-wrap:wrap}
}

/* V7.1 · A0 discoverability */
.a0-start-banner{display:grid;grid-template-columns:180px minmax(0,1fr) auto;gap:28px;align-items:center;padding:22px 24px;margin:0 0 26px;border:1px solid var(--ink);background:linear-gradient(90deg,var(--mint),#eef8f3);transition:.18s ease}
.a0-start-banner:hover{transform:translate(-3px,-3px);box-shadow:6px 6px 0 var(--ink)}
.a0-start-banner>span{font-size:12px;letter-spacing:.12em;font-weight:800}
.a0-start-banner div{display:grid;grid-template-columns:auto 1fr;gap:18px;align-items:center}
.a0-start-banner b{font-family:"Bricolage Grotesque";font-size:42px;line-height:1}
.a0-start-banner p{margin:0;color:#435159;line-height:1.5}
.a0-start-banner i{font-style:normal;font-size:13px;font-weight:800;white-space:nowrap}
.start-level{position:relative}
.start-level-badge{position:absolute;top:21px;left:24px;display:inline-block;padding:6px 8px;border:1px solid var(--ink);background:#fff;font-size:10px!important;line-height:1;letter-spacing:.1em;font-weight:800;color:var(--ink)!important;z-index:3}
.puzzle-levels .start-level b{margin-top:62px}
@media (max-width:900px){.a0-start-banner{grid-template-columns:1fr;gap:12px}.a0-start-banner div{grid-template-columns:auto 1fr}}
@media (max-width:640px){.a0-start-banner{padding:18px}.a0-start-banner div{grid-template-columns:1fr;gap:8px}.a0-start-banner i{white-space:normal}}

/* V7.2 · navegación A0 persistente y niveles completos */
@media (min-width:901px){
  .puzzle-levels{grid-template-columns:repeat(4,minmax(0,1fr));}
}
@media (max-width:1180px) and (min-width:901px){
  .public-nav{gap:11px}
  .public-nav button{font-size:11px}
  .public-nav-start{font-size:11px;padding:0 9px}
}
@media (max-width:900px){
  .public-header .cta.mini{display:inline-flex}
}

/* V7.3 · ayudas de escritura, corrección por reintento y balance de unidad */
.spanish-keyboard{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin:16px 0 20px;padding:12px 14px;border:1px solid var(--line);background:#fffaf4}
.spanish-keyboard>small{font-size:11px;font-weight:700;color:#5f6569}
.spanish-keyboard>div{display:flex;gap:6px;flex-wrap:wrap}
.spanish-keyboard button{width:34px;height:32px;border:1px solid var(--ink);background:#fff;font:inherit;font-weight:700;cursor:pointer;transition:.14s ease}
.spanish-keyboard button:hover{transform:translate(-1px,-1px);box-shadow:2px 2px 0 var(--ink);background:var(--butter)}
.review-rule{margin-top:24px;max-width:900px;display:grid;grid-template-columns:210px 1fr;gap:18px;padding:16px 18px;border:1px solid var(--ink);background:#fffaf4}
.review-rule b{font-family:"Bricolage Grotesque";font-size:18px}
.review-rule span{font-size:13px;line-height:1.55;color:#4d585c}
.feedback.bad small,.solution-feedback small{display:block;margin-top:7px;font-size:11px;line-height:1.45;color:#6a5b54}
.inline-solution{border:0;border-bottom:1px solid currentColor;background:transparent;padding:0;font:inherit;font-weight:700;color:inherit;cursor:pointer}
.option.solution{outline:2px solid var(--cobalt);outline-offset:2px;background:#eef3ff}
.solution-feedback{color:#304f75}
.solution-text{color:#304f75!important;line-height:1.5}
.solution-text em{font-style:normal;color:#6b7175;margin-left:6px}
.bad-text em{font-style:normal;font-size:11px;color:#795b50}
.recovery-rule{display:grid;grid-template-columns:170px 1fr;gap:18px;margin:20px 0;padding:16px 18px;border:1px solid var(--ink);background:#fffaf4}
.recovery-rule b{font-family:"Bricolage Grotesque";font-size:22px}.recovery-rule span{font-size:13px;line-height:1.55;color:#4d585c}
.oral-manual-label{display:block;margin:16px 0}.oral-manual-label>span{display:block;font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;margin-bottom:8px}
.oral-manual-label textarea{width:100%;min-height:90px;resize:vertical;border:1px solid var(--ink);background:#fff;padding:12px;font:inherit;line-height:1.5}
.unit-summary-block{background:linear-gradient(180deg,#fffaf4 0%,#f6f2ff 100%);padding-left:24px;padding-right:24px;border:1px solid var(--ink)}
.unit-summary-grid{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--ink);border-left:1px solid var(--ink);margin:24px 0}
.unit-summary-grid>div{padding:18px;border-right:1px solid var(--ink);border-bottom:1px solid var(--ink);background:rgba(255,255,255,.62)}
.unit-summary-grid span{display:block;font-size:10px;letter-spacing:.11em;text-transform:uppercase;color:#687077;margin-bottom:8px}.unit-summary-grid b{font-family:"Bricolage Grotesque";font-size:32px}
.unit-summary-columns{display:grid;grid-template-columns:1fr 1fr;gap:22px}.unit-summary-columns>div{padding:18px;border:1px solid var(--line);background:#fff}
.unit-summary-columns small{font-size:10px;letter-spacing:.12em;font-weight:700}.unit-summary-columns ul{margin:12px 0 0;padding-left:20px}.unit-summary-columns li{margin:7px 0;line-height:1.5}.unit-summary-columns p{color:var(--muted);line-height:1.55}
@media(max-width:760px){.review-rule,.recovery-rule{grid-template-columns:1fr;gap:8px}.unit-summary-grid{grid-template-columns:1fr 1fr}.unit-summary-columns{grid-template-columns:1fr}.spanish-keyboard{align-items:flex-start;flex-direction:column}}

/* V7.4 · feedback de unidad y controles de reintento */
.diagnostic-result{margin:18px 0 30px;padding:18px 20px;border:1px solid var(--ink);background:#fffaf4;box-shadow:4px 4px 0 rgba(18,32,42,.08)}
.diagnostic-result b{display:block;font-family:"Bricolage Grotesque";font-size:22px;margin-bottom:7px}
.diagnostic-result p{margin:0 0 12px;line-height:1.6;color:#4d5b62}
.diagnostic-result.pending{background:#fff9e8}.diagnostic-result.start{background:#fff3ec}.diagnostic-result.middle{background:#fff9dd}.diagnostic-result.strong{background:#edf8f1}
.diagnostic-result .cta.text{padding:0;border:0;background:none;cursor:pointer;text-align:left}
.check-row{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-top:20px}
.check-result{font-weight:700;font-size:14px;color:#34434b;min-height:20px}
.pronunciation-listen{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-top:20px;padding:16px;border:1px solid var(--line);background:#f7fbff}
.pronunciation-listen span{font-size:13px;color:#55636b;line-height:1.45}
.table-note{margin-top:12px;padding:12px 14px;border-left:4px solid var(--butter);background:#fffaf0;font-size:13px;line-height:1.55;color:#4f5a60}
.summary-help{margin:-10px 0 22px;font-size:13px;line-height:1.55;color:#5a6268}
.summary-help b{color:var(--ink)}
@media(max-width:640px){.check-row{align-items:flex-start;flex-direction:column;gap:9px}.diagnostic-result{padding:16px}.pronunciation-listen{align-items:flex-start;flex-direction:column}}
.lesson-index-link{display:flex;width:100%;align-items:center;gap:9px;padding:8px 0;border:0;border-bottom:1px solid var(--line);background:transparent;text-align:left;font:inherit;color:inherit;cursor:pointer}
.lesson-index-link span{font-size:10px;color:#706d67;min-width:24px}
.lesson-index-link:hover{color:var(--cobalt)}

/* V7.5 · A0.1 pedagogical redesign */
.support-copy{margin:10px 0 18px;padding:10px 12px;border-left:3px solid var(--cobalt);background:#f3f7ff;color:#3f4c55;font-size:13px;line-height:1.55}
.support-copy span{display:inline-block;margin-right:8px;font-size:10px;letter-spacing:.12em;font-weight:800;color:var(--cobalt)}
.support-copy.is-hidden{display:none}
.lesson-cover-tools{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-top:22px}
.lesson-cover-tools>span{font-size:13px;color:var(--muted)}
.support-toggle{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--ink);background:#fff;padding:9px 12px;font:inherit;font-size:12px;font-weight:700;cursor:pointer}
.support-toggle span{display:inline-grid;place-items:center;min-width:28px;height:24px;background:var(--ink);color:#fff;font-size:10px;letter-spacing:.08em}
.support-toggle.active{background:#eef4ff}
.lesson-stage-tabs{display:none;position:sticky;top:68px;z-index:18;background:rgba(245,239,227,.97);backdrop-filter:blur(10px);border-bottom:1px solid var(--ink)}
.lesson-stage-link{display:flex;align-items:center;gap:8px;width:100%;border:0;border-bottom:1px solid var(--line);background:transparent;padding:11px 0;text-align:left;font:inherit;cursor:pointer;color:var(--muted)}
.lesson-stage-link>.stage-step{display:grid;place-items:center;width:25px;height:25px;border:1px solid var(--ink);font-size:11px;flex:0 0 auto;color:var(--ink)}
.lesson-stage-link b{font-size:13px}
.lesson-stage-link:hover,.lesson-stage-link.active{color:var(--cobalt)}
.lesson-stage-link.active b{font-weight:800}
.lesson-stage-link.active>.stage-step{background:var(--cobalt);border-color:var(--cobalt);color:#fff}
.lesson-index-progress{width:3px;height:92px;background:#ddd5c8;margin:16px 0 0;position:relative;overflow:hidden}
.lesson-index-progress i{position:absolute;left:0;top:0;width:100%;height:25%;background:var(--cobalt);transition:height .2s ease}
.lesson-index-note{margin-top:14px;font-size:11px;line-height:1.5;color:var(--muted)}
.lesson-stage-current{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:9px 0 8px}
.lesson-stage-current small{display:block;font-size:9px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-bottom:2px}
.lesson-stage-current b{font-family:"Bricolage Grotesque";font-size:18px}
.lesson-route-toggle{border:1px solid var(--ink);background:#fff;padding:8px 11px;font-size:11px;font-weight:800;letter-spacing:.05em;text-transform:uppercase}
.lesson-stage-progress{height:3px;background:#ddd5c8;position:relative;overflow:hidden}
.lesson-stage-progress i{position:absolute;inset:0 auto 0 0;background:var(--cobalt);transition:width .2s ease}
.lesson-stage-menu{padding:8px 0 10px;border-top:1px solid var(--line)}
.lesson-stage-menu[hidden]{display:none}
.lesson-stage-menu .lesson-stage-link{padding:8px 10px;background:#fff;border:1px solid var(--line);margin-top:5px}
.lesson-stage-menu .lesson-stage-link:last-child{margin-bottom:2px}
.lesson-stage{scroll-margin-top:92px;margin-bottom:74px}
.lesson-stage-head{display:grid;grid-template-columns:76px 1fr;gap:20px;padding:24px 0 28px;border-bottom:2px solid var(--ink);margin-bottom:40px}
.lesson-stage-head>span{font-family:"Bricolage Grotesque";font-size:64px;line-height:.9;color:var(--coral)}
.lesson-stage-head small{display:block;font-size:10px;letter-spacing:.14em;font-weight:800;color:var(--muted);margin-bottom:7px}
.lesson-stage-head h2{font-size:46px;line-height:.98;letter-spacing:-.04em;margin:0 0 8px}
.lesson-stage-head p{margin:0;color:var(--muted);line-height:1.55}
.lesson-stage-blocks>.lesson-block:last-child{margin-bottom:0}
.lesson-stage-next{display:flex;justify-content:space-between;align-items:center;gap:18px;margin-top:30px;padding:20px 0;border-top:1px solid var(--ink)}
.lesson-stage-next span{font-size:13px;color:var(--muted)}
.a0-lesson .block-no{display:none}
.dialogue-block{background:linear-gradient(180deg,#fffaf4 0%,#f8f4ec 100%);border:1px solid var(--ink)!important;padding:30px!important}
.dialogue-scene{display:grid;gap:12px;margin:26px 0}
.dialogue-line{display:grid;grid-template-columns:44px minmax(0,1fr);gap:12px;align-items:start;max-width:82%}
.dialogue-line.right{grid-template-columns:minmax(0,1fr) 44px;margin-left:auto}
.dialogue-line.right .dialogue-avatar{grid-column:2;grid-row:1}.dialogue-line.right .dialogue-bubble{grid-column:1;grid-row:1}
.dialogue-avatar{width:44px;height:44px;border-radius:50%;border:1px solid var(--ink);display:grid;place-items:center;background:var(--butter);font-family:"Bricolage Grotesque";font-weight:700}
.dialogue-line.right .dialogue-avatar{background:var(--mint)}
.dialogue-bubble{border:1px solid var(--ink);background:#fff;padding:13px 15px;box-shadow:3px 3px 0 rgba(18,32,42,.08)}
.dialogue-bubble small{display:block;font-size:10px;letter-spacing:.1em;text-transform:uppercase;font-weight:800;color:var(--muted);margin-bottom:5px}
.dialogue-bubble>p{margin:0;font-size:18px;line-height:1.45}
.dialogue-bubble .support-copy{margin:8px 0 0;font-size:12px}
.dialogue-note{padding:14px 16px;background:#fff6d9;border:1px solid var(--line);font-size:13px;line-height:1.5}
.gender-visual{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:22px 0}
.gender-visual>div{border:1px solid var(--ink);background:#fff;padding:18px;text-align:center}
.gender-visual span{display:block;font-size:25px;margin-bottom:8px}.gender-visual b{display:block;font-size:21px}.gender-visual small{display:block;color:var(--muted);margin-top:5px;line-height:1.4}
.listen-chip-grid{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}
.listen-chip{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--ink);background:#fff;padding:9px 12px;font:inherit;font-size:13px;font-weight:700;cursor:pointer}
.listen-chip:hover{background:var(--butter)}
.pronunciation-block{background:#f6fbff;padding:28px!important;border:1px solid var(--ink)!important}
.pronunciation-cards{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:22px}
.pronunciation-cards article{display:grid;grid-template-columns:46px 1fr;gap:12px;align-items:center;border:1px solid var(--line);background:#fff;padding:14px}
.pronunciation-play{width:44px;height:44px;border-radius:50%;border:1px solid var(--ink);background:var(--butter);font:inherit;font-weight:800;cursor:pointer}
.pronunciation-cards b{display:block;font-size:18px}.pronunciation-cards p{margin:4px 0 0;color:var(--muted);font-size:12px;line-height:1.45}
.pronunciation-goal{margin:18px 0 0!important;padding-top:14px;border-top:1px solid var(--line);font-weight:600;color:#34444d!important}
.adaptive-note{margin:14px 0 22px;padding:11px 13px;border:1px dashed var(--ink);background:#fffdf7;font-size:12px;color:#56636b}
.listening-pass{margin-top:24px;padding:18px;border:1px solid var(--ink);background:#fffaf2}
.listening-pass.second{background:#f5f8ff}
.listening-pass>span{display:block;font-size:10px;letter-spacing:.13em;font-weight:800;color:var(--cobalt);margin-bottom:6px}
.listening-pass>p{margin:0 0 15px;color:var(--muted);font-size:13px}
.oral-scope-note{display:grid;grid-template-columns:180px 1fr;gap:14px;padding:14px 16px;margin:16px 0;border:1px solid var(--line);background:#fff8e8;font-size:12px;line-height:1.5}
.oral-scope-note span{color:var(--muted)}
.unit-objective-status{padding:20px;border:1px solid var(--ink);margin:22px 0;background:#fff9e8}
.unit-objective-status.achieved{background:#eaf7ef}
.unit-objective-status>span{display:block;font-size:10px;letter-spacing:.13em;font-weight:800;color:var(--muted);margin-bottom:7px}
.unit-objective-status>b{display:block;font-family:"Bricolage Grotesque";font-size:28px;margin-bottom:6px}
.unit-objective-status p{margin:0;line-height:1.55;color:#44515a}
.can-do-list{border-top:1px solid var(--ink);margin:22px 0}
.can-do-row{display:grid;grid-template-columns:1fr 170px;gap:18px;align-items:center;padding:13px 0;border-bottom:1px solid var(--line)}
.can-do-row span{font-size:15px}.can-do-row b{justify-self:end;font-size:12px;padding:6px 8px;border:1px solid var(--ink);background:#fff}
.can-do-row.good b{background:#eaf7ef}.can-do-row.middle b{background:#fff4d9}.can-do-row.needs b{background:#ffebe5}.can-do-row.pending b{background:#f0f0ee}
.unit-summary-meta{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--ink);border-left:1px solid var(--ink);margin:22px 0}
.unit-summary-meta>div{padding:14px;border-right:1px solid var(--ink);border-bottom:1px solid var(--ink);background:#fff}
.unit-summary-meta span{display:block;font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-bottom:5px}.unit-summary-meta b{font-size:24px}
.repasar-explain{padding:16px;border:1px solid var(--line);background:#f7fbff;margin:18px 0 24px}.repasar-explain p{margin:5px 0 0;color:var(--muted);line-height:1.55}

@media(max-width:760px){
  .lesson-stage-tabs{display:block;margin:0 -16px;padding:0 16px}
  .lesson-stage-head{grid-template-columns:48px 1fr;gap:13px}.lesson-stage-head>span{font-size:44px}.lesson-stage-head h2{font-size:34px}
  .lesson-stage-next{align-items:flex-start;flex-direction:column}
  .dialogue-line{max-width:100%}.gender-visual{grid-template-columns:1fr}.pronunciation-cards{grid-template-columns:1fr}
  .oral-scope-note{grid-template-columns:1fr}.can-do-row{grid-template-columns:1fr}.can-do-row b{justify-self:start}.unit-summary-meta{grid-template-columns:1fr}
  .reorder-pool{grid-template-columns:1fr}.reorder-selected{grid-template-columns:28px 1fr auto}
}


/* V7.6 · A0.1 audit refinements */
.prototype-audio-note{display:grid;grid-template-columns:135px 1fr;gap:12px;align-items:start;margin:14px 0 18px;padding:12px 14px;border:1px solid var(--line);background:#fffaf0;font-size:12px;line-height:1.5}
.prototype-audio-note b{color:var(--coral-text)}
.prototype-audio-note span{color:var(--muted)}
.pitfalls-block{background:linear-gradient(180deg,rgba(244,199,187,.18),rgba(255,255,255,.05));padding-left:20px;padding-right:20px;border:1px solid var(--line)}
.pitfall-list{display:grid;gap:12px;margin-top:20px}
.pitfall-list article{padding:15px 16px;background:#fff;border:1px solid var(--line)}
.pitfall-contrast{display:flex;flex-wrap:wrap;gap:8px 18px;font-weight:700}
.pitfall-contrast .wrong{color:#8b3f36;text-decoration:line-through;text-decoration-thickness:1px}
.pitfall-contrast .right{color:#315f49}
.pitfall-list p{margin:9px 0 0;color:var(--muted);font-size:13px;line-height:1.55}
.quiz-text-answer{display:grid;gap:7px;max-width:520px;margin:14px 0 0}
.quiz-text-answer>span,.correction-source small{font-size:10px;letter-spacing:.1em;text-transform:uppercase;font-weight:800;color:var(--muted)}
.quiz-text-answer input,.quiz-inline-fill input{border:1px solid var(--ink);background:#fff;padding:12px 13px;min-width:180px;outline:none}
.quiz-text-answer input:focus,.quiz-inline-fill input:focus{box-shadow:0 0 0 3px rgba(31,95,168,.14)}
.quiz-text-answer input.good,.quiz-inline-fill input.good{border-color:#315f49;background:#f0faf4}
.quiz-text-answer input.bad,.quiz-inline-fill input.bad{border-color:#8b3f36;background:#fff4f1}
.quiz-inline-fill{display:flex;align-items:center;flex-wrap:wrap;gap:7px;margin:16px 0;font-size:19px;font-weight:600}
.correction-source{display:grid;gap:5px;margin:14px 0;padding:13px 15px;border-left:4px solid var(--coral-text);background:#fff7f3;max-width:520px}
.correction-source b{font-size:20px}
.reorder-pool{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:16px 0}
.reorder-pool button{border:1px solid var(--line);background:#fff;padding:11px 12px;text-align:left;font:inherit}
.reorder-pool button:hover:not(:disabled){border-color:var(--cobalt);transform:translate(-2px,-2px);box-shadow:3px 3px 0 rgba(18,32,42,.12)}
.reorder-pool button:disabled{opacity:.38;cursor:default}
.reorder-answer{display:grid;gap:6px;min-height:58px;padding:10px;border:1px dashed var(--line);background:#fffdf8;margin-bottom:8px}
.reorder-answer.good{border-style:solid;border-color:#315f49;background:#f0faf4}.reorder-answer.bad{border-style:solid;border-color:#8b3f36;background:#fff4f1}
.reorder-selected{display:grid;grid-template-columns:30px 1fr auto;align-items:center;gap:8px;border:1px solid var(--ink);background:var(--paper);padding:8px 10px;text-align:left}
.reorder-selected span{display:grid;place-items:center;width:24px;height:24px;background:var(--ink);color:#fff;font-size:10px}.reorder-selected i{font-style:normal;font-size:18px}
.reorder-empty{align-self:center;color:var(--muted);font-size:13px;padding:7px}
.reorder-reset{margin:2px 0 8px}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.lesson-index-progress i,.lesson-stage-progress i{transition:none}.option,.lesson-block,.example-stack>div{transition:none}}
@media(max-width:560px){.prototype-audio-note{grid-template-columns:1fr;gap:4px}.pitfalls-block{padding-left:14px;padding-right:14px}.quiz-inline-fill{font-size:17px}.quiz-inline-fill input{min-width:130px;width:150px}}

/* V7.7 · A0 bridge-language consistency */
.bridge-en{display:block;margin-top:3px;font-size:10px;line-height:1.35;letter-spacing:.02em;font-weight:600;color:#5f6b72;text-transform:none;font-family:"IBM Plex Sans",sans-serif}
.bridge-en.is-hidden{display:none!important}
.micro .bridge-en{display:inline-block;margin:0 0 0 7px;font-size:9px;letter-spacing:.08em;color:var(--cobalt);vertical-align:baseline}
.lesson-cover h1 .bridge-en{font-size:15px;letter-spacing:.02em;line-height:1.2;margin-top:12px;color:var(--cobalt);font-weight:700}
.lesson-stage-link b .bridge-en{font-size:9px;margin-top:1px;color:#6b7680;font-weight:600}
.lesson-stage-current .bridge-en{font-size:9px;margin-top:1px;color:#61707a}
.lesson-route-toggle .bridge-en,.cta .bridge-en,.text-button .bridge-en,.inline-solution .bridge-en{font-size:9px;line-height:1.15;margin-top:2px;color:inherit;font-weight:600}
.lesson-stage-head h2 .bridge-en{font-size:12px;line-height:1.3;margin-top:5px;color:var(--cobalt);font-weight:650;letter-spacing:.01em}
.lesson-stage-head>div>small .bridge-en{font-size:8px;margin-top:2px;color:#6a7378;letter-spacing:.08em}
.stage-description-support{margin:8px 0 0;max-width:680px}
.a0-bridge-intro{display:grid;grid-template-columns:220px 1fr;gap:18px;align-items:start;margin:24px 0 4px;padding:16px 18px;border:1px solid var(--ink);background:#fffdf8;box-shadow:4px 4px 0 #eadfbf}
.a0-bridge-intro div{display:grid;gap:4px}.a0-bridge-intro span{font-size:9px;letter-spacing:.14em;font-weight:850;color:var(--cobalt)}
.a0-bridge-intro b{font-size:14px;line-height:1.35}.a0-bridge-intro p{margin:0;font-size:13px;line-height:1.55;color:#52606a}
.lesson-facts-support{margin-top:8px;margin-bottom:0}
.review-rule .bridge-en,.lesson-index-note .bridge-en,.lesson-stage-next .bridge-en,.oral-scope-note .bridge-en,.prototype-audio-note .bridge-en,.pronunciation-goal .bridge-en,.adaptive-note .bridge-en,.fill-item>.bridge-en,.listening-pass .bridge-en,.production-actions .bridge-en,.feedback-head .bridge-en,.production-feedback .bridge-en,.unit-summary-block .bridge-en{font-size:10px;margin-top:4px}
.classify-item button .bridge-en,.rubric-chips .bridge-en,.lesson-table .bridge-en{font-size:9px;margin-top:2px;color:#66727a;font-weight:600}
.fill-item>.bridge-en{margin:4px 0 0 42px;color:#66727a}
.feedback-support{margin:7px 0 0;font-size:11px}
.can-do-row b .bridge-en{font-size:8px;color:inherit}
.unit-summary-meta .bridge-en{font-size:8px;color:#68737a}
@media(max-width:760px){
  .a0-bridge-intro{grid-template-columns:1fr;gap:8px}
  .lesson-stage-current{align-items:flex-start}
  .lesson-stage-current b{line-height:1.05}
}
.bridge-action-wrap{display:grid;gap:2px;line-height:1.05}
.bridge-action-wrap>.bridge-en{margin:0;font-size:9px;line-height:1.15;color:inherit;font-weight:600}
.lesson-kicker .bridge-en{font-size:9px;letter-spacing:.08em;margin-top:4px;color:#5f6b72}


/* === V7.8 · Focused Review sessions === */
.review-session-hero{border-bottom:1px solid var(--ink)}
.review-session-hero strong{font-family:"Bricolage Grotesque";font-size:1.05em;color:var(--cobalt)}
.review-session-tools{display:flex;align-items:center;gap:18px;flex-wrap:wrap;margin-top:22px}
.review-session-list{max-width:980px;margin:0 auto;padding:42px 24px 90px;display:grid;gap:24px}
.review-session-card{border:1px solid var(--ink);background:#fffdf9;box-shadow:7px 7px 0 rgba(17,17,17,.08);padding:0;overflow:hidden}
.review-item-head{display:flex;justify-content:space-between;gap:24px;align-items:flex-start;padding:20px 22px;border-bottom:1px solid var(--ink);background:#f7fbff}
.review-item-head small{display:block;font-size:10px;letter-spacing:.08em;font-weight:800;color:var(--cobalt)}
.review-item-head h2{font-size:24px;margin:5px 0 0}
.review-item-head>span{font-size:11px;font-weight:800;text-transform:uppercase;white-space:nowrap;color:var(--muted)}
.review-item-body{padding:24px 22px}.review-item-body .quiz-question{margin:0;padding:0;border:0;background:transparent}.review-item-body .q-head{margin-top:0}
.review-item-actions{display:flex;justify-content:flex-end;margin-top:22px;padding-top:18px;border-top:1px solid var(--line)}
.review-fill-item{margin-top:14px}.review-classify-item{margin:0}
.review-session-complete{max-width:980px;margin:48px auto 90px;padding:34px 36px;border:1px solid var(--ink);background:var(--mint);display:grid;grid-template-columns:70px 1fr;gap:24px;align-items:start;box-shadow:7px 7px 0 rgba(17,17,17,.08)}
.review-session-complete>span{width:58px;height:58px;border:1px solid var(--ink);border-radius:50%;display:grid;place-items:center;font-size:28px;background:#fff}
.review-session-complete h2{margin:8px 0 8px;font-size:32px}.review-session-complete p{max-width:700px;color:#425057;line-height:1.55}
.review-complete-actions{display:flex;gap:14px;align-items:center;flex-wrap:wrap;margin-top:20px}
@media(max-width:760px){.review-session-list{padding:26px 14px 78px;gap:18px}.review-item-head{padding:17px 16px;display:block}.review-item-head>span{display:block;margin-top:8px}.review-item-head h2{font-size:21px}.review-item-body{padding:20px 16px}.review-item-actions{justify-content:stretch}.review-item-actions .cta{width:100%}.review-session-complete{margin:28px 14px 78px;padding:26px 20px;grid-template-columns:1fr;gap:16px}.review-session-complete h2{font-size:27px}}


/* V7.9 · authentic video lessons */
.lesson-subtitle{font:600 clamp(18px,2vw,26px)/1.25 var(--body);max-width:820px;margin:10px 0 0;color:var(--muted)}
.lesson-objective-callout{margin:24px 0 0;padding:18px 20px;border:1px solid var(--ink);background:var(--butter,#f3dc7a);max-width:820px;display:grid;gap:5px}
.lesson-objective-callout span,.lesson-source-line{font-size:11px;letter-spacing:.11em;font-weight:800;text-transform:uppercase}
.lesson-objective-callout b{font-size:17px;line-height:1.4}
.lesson-source-line{margin-top:15px;color:var(--muted)}
.special-lesson-cover{position:relative;overflow:hidden}
.prediction-block{background:linear-gradient(145deg,#fffdf8 0 72%,#e8f4ef 72%)}
.block-prompt{font-size:20px;line-height:1.45;max-width:780px}
.activity-instruction{color:var(--muted);max-width:760px}
.prediction-options{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin:22px 0}
.prediction-option{border:1px solid var(--ink);background:#fffdf8;padding:16px;text-align:left;font:600 15px/1.25 var(--body);display:flex;gap:10px;align-items:center;cursor:pointer}
.prediction-option span{display:grid;place-items:center;width:22px;height:22px;border:1px solid var(--ink);font-size:0}
.prediction-option.selected{background:#dfeee8;box-shadow:3px 3px 0 var(--ink)}
.prediction-option.selected span{font-size:13px;background:var(--ink);color:#fff}
.language-support-strip{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0 22px;align-items:center}
.language-support-strip small{width:100%;font-weight:800;letter-spacing:.08em}
.language-support-strip b{padding:8px 11px;background:#f3efe5;border:1px solid #cbc4b6;font-size:13px}
.authentic-video-block{background:#f4efe4}
.authentic-video-frame{position:relative;aspect-ratio:16/9;background:#111;border:1px solid var(--ink);box-shadow:7px 7px 0 rgba(31,38,42,.16);margin:20px 0 12px;overflow:hidden}
.authentic-video-frame iframe,.authentic-video-frame video{width:100%;height:100%;border:0;display:block}
.media-attribution{display:flex;flex-wrap:wrap;gap:8px 14px;align-items:center;font-size:12px;color:var(--muted);margin-bottom:28px}
.media-attribution b{color:var(--ink)}
.media-attribution a{color:var(--ink);text-decoration:underline}
.rewatch-video{margin:4px 0 18px}
.classify-legend{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin:18px 0}
.classify-legend>div{border:1px solid var(--ink);padding:12px;background:#f8f3e9;display:grid;gap:3px}
.classify-legend small{color:var(--muted)}
.language-pattern-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:24px 0}
.language-pattern-grid article{border:1px solid var(--ink);padding:18px;background:#fffdf8;display:grid;gap:9px}
.language-pattern-grid span,.question-level{font-size:10px;letter-spacing:.1em;font-weight:900;color:var(--coral-text,#a84432)}
.language-pattern-grid b{font-size:18px}
.language-pattern-grid p{margin:0;font-size:14px}
.speaking-scenario,.speaking-requirements,.self-assessment,.recording-alternative{border:1px solid var(--ink);padding:16px 18px;margin:18px 0;background:#fffdf8}
.speaking-scenario,.speaking-requirements{display:grid;gap:7px}
.speaking-scenario small,.speaking-requirements small,.speaking-scaffolds>small,.self-assessment>small{font-weight:900;letter-spacing:.09em;font-size:10px}
.speaking-requirements ul{margin:0;padding-left:20px;display:grid;gap:5px}
.speaking-scaffolds{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0}
.speaking-scaffolds>small{width:100%}
.speaking-scaffolds .listen-chip{font-size:13px}
.self-assessment{display:grid;gap:10px}
.self-assessment label{display:flex;gap:8px;align-items:flex-start}
.recording-alternative summary{font-weight:800;cursor:pointer}
.recording-alternative textarea{width:100%;min-height:120px;margin:12px 0}
.speaking-success-note{margin-top:18px;padding:16px;border-left:4px solid #4d8b74;background:#e8f4ef;font-weight:700}
.theme-climate{background:#dceff1!important}
.climate-cover{width:100%;height:100%;min-height:340px;position:relative;overflow:hidden;background:linear-gradient(180deg,#b7dce2 0 48%,#214f66 48% 62%,#d47b4a 62% 100%);border:1px solid var(--ink)}
.climate-ocean{position:absolute;left:-8%;right:-8%;top:46%;height:60px;display:flex;gap:8px;transform:rotate(-2deg)}
.climate-ocean i{flex:1;border-top:3px solid rgba(255,255,255,.75);border-radius:50%}
.climate-card{position:absolute;left:8%;right:8%;bottom:9%;background:#fffdf8;border:1px solid var(--ink);padding:20px;box-shadow:6px 6px 0 var(--ink);display:grid;grid-template-columns:1fr auto;gap:5px 12px}
.climate-card small,.climate-card span{grid-column:1;font-size:11px;letter-spacing:.08em}
.climate-card strong{grid-column:1;font:800 34px/1 var(--display)}
.climate-card b{grid-column:2;grid-row:1/4;align-self:center;display:grid;place-items:center;width:54px;height:54px;border-radius:50%;background:#d5664b;color:#fff;font-size:20px}
.climate-unit-banner{background:linear-gradient(115deg,#123d55,#2a7183 52%,#d7794b);position:relative;color:#fff}
.climate-unit-banner .climate-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.08) 1px,transparent 1px);background-size:38px 38px;mask-image:linear-gradient(to right,#000,transparent)}
.climate-unit-banner .special-banner-content{position:relative}
.climate-unit-banner .special-banner-kicker b,.climate-unit-banner .special-banner-language b{border-color:rgba(255,255,255,.5);color:#fff}
@media(max-width:760px){.prediction-options,.language-pattern-grid,.classify-legend{grid-template-columns:1fr}.authentic-video-frame{margin-left:-4px;margin-right:-4px}.lesson-objective-callout{padding:15px}.climate-cover{min-height:280px}}

/* === V7.10 · Teacher role separation === */
.teacher-site{background:#f2eee5}
.teacher-header{grid-template-columns:210px minmax(0,1fr) auto;gap:20px;background:rgba(242,238,229,.97);border-bottom:1px solid var(--ink)}
.teacher-header .brand-type small{display:none}
.teacher-main-nav{display:flex;justify-content:center;align-items:stretch;height:100%;min-width:0;overflow:hidden}
.teacher-main-nav a{display:flex;align-items:center;padding:0 12px;font-size:12px;font-weight:700;color:#59656b;position:relative;white-space:nowrap}
.teacher-main-nav a:after{content:"";position:absolute;left:12px;right:12px;bottom:0;height:3px;background:var(--cobalt);transform:scaleX(0);transform-origin:left;transition:.18s}
.teacher-main-nav a:hover,.teacher-main-nav a.active{color:var(--ink)}
.teacher-main-nav a.active:after{transform:scaleX(1)}
.teacher-tools{gap:11px}
.teacher-public-link{font-size:11px;font-weight:700;color:var(--muted);white-space:nowrap}
.teacher-public-link:hover{text-decoration:underline}
.teacher-role-chip{padding:7px 10px;border:1px solid var(--ink);background:var(--mint);font-size:9px;letter-spacing:.08em;text-transform:uppercase;font-weight:850;white-space:nowrap}
.teacher-profile{display:grid;grid-template-columns:32px auto;column-gap:8px;row-gap:0}
.teacher-profile span{grid-row:1/3}.teacher-profile b{align-self:end}.teacher-profile small{font-size:9px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);align-self:start}
.teacher-main{max-width:1540px;padding-top:22px}
.teacher-section-label{color:var(--cobalt);font-weight:800}
.teacher-mobile-nav{display:none}
.teacher-content-intro{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:36px;align-items:end;padding:38px 0 32px;border-top:1px solid var(--ink);border-bottom:1px solid var(--ink);margin-bottom:34px}
.teacher-content-intro h1{font-size:clamp(38px,4.5vw,68px);line-height:.98;letter-spacing:-.045em;margin:10px 0 12px;max-width:820px}
.teacher-content-intro p{max-width:720px;color:#4d585c;line-height:1.6;margin:0}
.teacher-content-stats{display:grid;grid-template-columns:repeat(2,minmax(112px,1fr));border-left:1px solid var(--ink);border-top:1px solid var(--ink)}
.teacher-content-stats span{padding:14px 16px;border-right:1px solid var(--ink);border-bottom:1px solid var(--ink);font-size:10px;text-transform:uppercase;letter-spacing:.07em;color:var(--muted);background:var(--paper-2)}
.teacher-content-stats b{display:block;font:700 26px/1 "Bricolage Grotesque";color:var(--ink);margin-bottom:5px}
.teacher-library article{grid-template-columns:58px minmax(220px,1fr) minmax(125px,150px) minmax(125px,150px);align-items:center}
.teacher-open-unit{display:inline-block;margin-top:7px;color:var(--cobalt);font-size:12px;font-weight:800}
.teacher-open-unit:hover{text-decoration:underline}
.teacher-preview-banner{max-width:1480px;margin:0 auto 18px;padding:13px 18px;border:1px solid var(--ink);background:var(--mint);display:grid;grid-template-columns:auto 1fr auto;gap:16px;align-items:center;box-shadow:4px 4px 0 rgba(18,32,42,.1)}
.teacher-preview-banner b{font-size:10px;letter-spacing:.1em}
.teacher-preview-banner span{font-size:12px;color:#425057}
.teacher-preview-banner a{font-size:11px;font-weight:800;white-space:nowrap}
.teacher-summary-preview{background:#f3f0e9}
.teacher-account-hero p{font-weight:600;color:var(--ink)!important}
.teacher-account-lines>div:nth-child(3){background:var(--mint)}

@media(max-width:1260px){
  .teacher-header{grid-template-columns:185px minmax(0,1fr) auto;padding-left:22px;padding-right:22px;gap:10px}
  .teacher-main-nav a{padding:0 8px;font-size:11px}
  .teacher-public-link,.teacher-role-chip{display:none}
}
@media(max-width:900px){
  .teacher-header{height:72px;grid-template-columns:1fr auto;position:sticky;top:0}
  .teacher-main-nav{display:none}
  .teacher-tools{display:flex}.teacher-role-chip{display:inline-flex}.teacher-public-link{display:none}
  .teacher-mobile-nav{display:flex;position:sticky;top:72px;z-index:19;overflow-x:auto;overscroll-behavior-x:contain;background:var(--ink);color:#fff;border-bottom:1px solid var(--ink);scrollbar-width:none}
  .teacher-mobile-nav::-webkit-scrollbar{display:none}
  .teacher-mobile-nav a{flex:0 0 auto;padding:12px 15px;font-size:10px;font-weight:750;color:#d9dfdf;border-right:1px solid rgba(255,255,255,.12)}
  .teacher-mobile-nav a.active{background:var(--cobalt);color:#fff}
  .teacher-main{padding-top:18px}
  .teacher-content-intro{grid-template-columns:1fr;align-items:start}
  .teacher-content-stats{width:100%;grid-template-columns:repeat(4,1fr)}
  .teacher-library article{grid-template-columns:52px minmax(0,1fr);gap:12px}
  .teacher-library article>label{grid-column:2}
  .teacher-preview-banner{margin:0 18px 18px;grid-template-columns:1fr;gap:7px}
}
@media(max-width:600px){
  .teacher-header{padding:0 14px}.teacher-header .brand-type{display:none}.teacher-role-chip{display:none}
  .teacher-profile{border-left:0;padding-left:0}.teacher-profile b,.teacher-profile small{display:none}
  .teacher-main{padding-left:14px;padding-right:14px}
  .teacher-content-intro{padding-top:26px}.teacher-content-intro h1{font-size:40px}
  .teacher-content-stats{grid-template-columns:repeat(2,1fr)}
  .teacher-preview-banner{margin-left:0;margin-right:0}
}

/* === V7.11 · Special premium student preview === */
.teacher-student-preview,.teacher-preview-exit,.student-preview-banner button{border:1px solid var(--ink);background:var(--butter);color:var(--ink);font:800 10px/1 var(--body);letter-spacing:.06em;text-transform:uppercase;padding:9px 11px;cursor:pointer;white-space:nowrap}
.teacher-student-preview:hover,.teacher-preview-exit:hover,.student-preview-banner button:hover{box-shadow:3px 3px 0 var(--ink);transform:translate(-1px,-1px)}
.student-preview-banner{max-width:1480px;margin:0 auto 18px;padding:12px 16px;border:1px solid var(--ink);background:#f3dc7a;display:grid;grid-template-columns:auto 1fr auto;gap:14px;align-items:center;box-shadow:4px 4px 0 rgba(18,32,42,.1)}
.student-preview-banner b{font-size:10px;letter-spacing:.1em;white-space:nowrap}.student-preview-banner span{font-size:12px;line-height:1.4;color:#3f494d}.student-preview-banner button{background:#fffdf8}
@media(max-width:1100px){.teacher-student-preview{padding:8px;font-size:9px}.student-preview-banner{margin:0 18px 18px}}
@media(max-width:760px){.student-preview-banner{grid-template-columns:1fr;margin:0 0 14px;gap:7px}.student-preview-banner button{justify-self:start}.teacher-preview-exit{font-size:9px;padding:7px 8px}.student-site .route-status{display:inline-flex}}

/* =========================================================
   V7.12 · Public trust pages + contact + consolidation
   ========================================================= */
.public-footer{max-width:1320px;margin:72px auto 0;padding:42px 34px 52px;border-top:1px solid var(--line);display:grid;grid-template-columns:1.2fr 1fr auto;gap:40px;align-items:start}
.public-footer>div p{max-width:310px;margin:12px 0 0;color:var(--muted);line-height:1.55}.public-footer nav{display:grid;grid-template-columns:repeat(2,minmax(120px,1fr));gap:10px 24px}.public-footer nav a{color:var(--ink);text-decoration:none;font-size:14px}.public-footer nav a:hover{text-decoration:underline}.public-footer>small{color:var(--muted);font-size:12px;white-space:nowrap}.footer-wordmark{display:inline-flex}
.public-info-page{max-width:1180px;margin:0 auto;padding:74px 34px 88px}.public-info-page>header{max-width:880px;margin-bottom:54px}.public-info-page>header h1{font-family:'Bricolage Grotesque',sans-serif;font-size:clamp(42px,6vw,78px);line-height:.98;letter-spacing:-.045em;margin:12px 0 22px}.public-info-page>header p{max-width:760px;font-size:19px;line-height:1.65;color:var(--muted)}
.founder-section{border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.founder-section h2{max-width:620px}.founder-section .public-copy p{font-size:18px;line-height:1.7}
.how-steps{display:grid;grid-template-columns:repeat(5,1fr);border:1px solid var(--ink);background:var(--paper)}.how-steps article{min-height:285px;padding:26px 22px;border-right:1px solid var(--ink);display:flex;flex-direction:column}.how-steps article:last-child{border-right:0}.how-steps span{font-size:12px;color:var(--muted);letter-spacing:.12em}.how-steps h2{font-size:22px;line-height:1.05;margin:42px 0 14px}.how-steps p{color:var(--muted);line-height:1.55;margin:auto 0 0}.public-page-actions{display:flex;gap:16px;align-items:center;margin-top:34px}
.pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.pricing-grid>article{border:1px solid var(--ink);background:var(--paper);padding:30px;min-height:440px;display:flex;flex-direction:column}.pricing-grid>article.featured{box-shadow:7px 7px 0 var(--ink);transform:translateY(-6px)}.pricing-grid small{letter-spacing:.13em;font-weight:700}.pricing-grid h2{font-size:29px;margin:18px 0 8px}.pricing-grid strong{font-family:'Bricolage Grotesque',sans-serif;font-size:39px;letter-spacing:-.035em}.pricing-grid .annual-price{margin:6px 0 0;color:var(--muted)}.pricing-grid ul{padding-left:20px;margin:28px 0 30px;display:grid;gap:12px;line-height:1.45}.pricing-grid .cta{margin-top:auto}.pricing-note{margin-top:26px;color:var(--muted);font-size:14px}
.about-story{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--ink);border-bottom:1px solid var(--ink)}.about-story>div{padding:30px 30px 34px;border-right:1px solid var(--ink)}.about-story>div:last-child{border-right:0}.about-story h2{font-size:26px;line-height:1.08;margin:0 0 18px}.about-story p{color:var(--muted);line-height:1.7}
.faq-list{border-top:1px solid var(--ink)}.faq-list details{border-bottom:1px solid var(--ink)}.faq-list summary{cursor:pointer;list-style:none;padding:23px 0;font-size:20px;font-weight:700;display:flex;justify-content:space-between;gap:30px}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary span{font-weight:400}.faq-list details[open] summary span{transform:rotate(45deg)}.faq-list details p{max-width:780px;margin:0 0 28px;color:var(--muted);font-size:17px;line-height:1.65}.faq-contact{display:flex;justify-content:space-between;align-items:center;gap:24px;margin-top:34px;padding:24px;background:var(--butter,#f6e8a8);border:1px solid var(--ink)}.faq-contact p{margin:0;font-weight:700}
.contact-layout{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(260px,.6fr);gap:46px;align-items:start}.contact-form{display:grid;grid-template-columns:1fr 1fr;gap:20px}.contact-form label{display:grid;gap:8px;font-weight:700;font-size:14px}.contact-form label:nth-of-type(4){grid-column:1/-1}.contact-form input,.contact-form select,.contact-form textarea{width:100%;box-sizing:border-box;border:1px solid var(--ink);background:var(--paper);padding:14px;font:inherit;color:var(--ink);border-radius:0}.contact-form textarea{resize:vertical;min-height:170px}.contact-form input:focus-visible,.contact-form select:focus-visible,.contact-form textarea:focus-visible{outline:3px solid var(--cobalt);outline-offset:2px}.contact-form .cta{justify-self:start}.contact-honeypot{position:absolute!important;left:-9999px!important;width:1px!important;height:1px!important;overflow:hidden!important}.contact-form-result{grid-column:1/-1;margin:0;min-height:22px}.contact-layout aside{border:1px solid var(--ink);padding:28px;background:var(--paper)}.contact-layout aside h2{font-size:28px;margin:12px 0}.contact-layout aside p{color:var(--muted);line-height:1.6}.contact-layout aside hr{border:0;border-top:1px solid var(--line);margin:28px 0}
.contact-inbox{max-width:1100px}.contact-message-list{display:grid;gap:14px}.contact-message{border:1px solid var(--line);padding:20px;background:var(--paper)}.contact-message.is-new{border-left:5px solid var(--cobalt)}.contact-message header{display:flex;justify-content:space-between;gap:20px;align-items:flex-start}.contact-message header>div{display:grid;gap:4px}.contact-message header a{color:var(--cobalt);font-size:14px}.contact-message header span{color:var(--muted);font-size:12px}.contact-message p{white-space:pre-wrap;line-height:1.6}.contact-message label{display:flex;align-items:center;gap:10px;font-size:13px}.contact-message select{border:1px solid var(--line);background:var(--paper);padding:7px 9px}
:where(a,button,input,select,textarea,summary):focus-visible{outline:3px solid var(--cobalt);outline-offset:3px}
@media(max-width:980px){.how-steps{grid-template-columns:1fr 1fr}.how-steps article{border-bottom:1px solid var(--ink)}.how-steps article:nth-child(2n){border-right:0}.how-steps article:last-child{grid-column:1/-1;border-bottom:0}.pricing-grid{grid-template-columns:1fr}.pricing-grid>article.featured{transform:none}.about-story{grid-template-columns:1fr}.about-story>div{border-right:0;border-bottom:1px solid var(--ink)}.about-story>div:last-child{border-bottom:0}.public-footer{grid-template-columns:1fr 1fr}.public-footer>small{grid-column:1/-1}.contact-layout{grid-template-columns:1fr}}
@media(max-width:760px){.public-header .public-nav{display:none}.public-info-page{padding:48px 20px 70px}.public-info-page>header{margin-bottom:36px}.public-info-page>header p{font-size:17px}.how-steps{grid-template-columns:1fr}.how-steps article,.how-steps article:nth-child(2n){border-right:0;border-bottom:1px solid var(--ink);min-height:auto}.how-steps article:last-child{grid-column:auto}.how-steps h2{margin:24px 0 12px}.contact-form{grid-template-columns:1fr}.contact-form label:nth-of-type(4){grid-column:auto}.public-page-actions,.faq-contact{align-items:stretch;flex-direction:column}.public-footer{grid-template-columns:1fr;padding:34px 20px 100px}.public-footer>small{grid-column:auto}.public-footer nav{grid-template-columns:1fr 1fr}.contact-message header{display:grid}}
.about-founder{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(260px,.65fr);gap:24px;margin:34px 0;padding:28px;border:1px solid var(--ink);background:var(--paper-light,#fffdf8);box-shadow:8px 8px 0 rgba(26,35,39,.08)}
.about-founder h2{font-family:'Bricolage Grotesque',sans-serif;font-size:clamp(26px,3vw,42px);margin:8px 0 14px}.about-founder p{max-width:68ch}.founder-principle{align-self:stretch;padding:22px;background:var(--butter,#f3df83);display:flex;flex-direction:column;justify-content:space-between;border:1px solid var(--ink)}.founder-principle span{font-size:11px;font-weight:800;letter-spacing:.12em}.founder-principle blockquote{font-family:'Bricolage Grotesque',sans-serif;font-size:22px;line-height:1.18;margin:28px 0 0}
@media(max-width:760px){.about-founder{grid-template-columns:1fr;padding:20px}.founder-principle blockquote{font-size:19px}}


/* V7.12 · browser capability + keyboard focus hardening */
:where(a,button,input,textarea,select,summary,[tabindex]):focus-visible{
  outline:3px solid var(--cobalt,#274690);
  outline-offset:3px;
}
.browser-support-note{
  margin:16px 0;
  padding:14px 16px;
  border:1px solid rgba(39,70,144,.28);
  background:rgba(39,70,144,.06);
  display:grid;
  gap:5px;
}
.browser-support-note b{font-family:'Bricolage Grotesque',sans-serif;font-size:.88rem;}
.browser-support-note span{font-size:.9rem;line-height:1.45;}
.recorder-panel.unsupported{opacity:.78;}
.recorder-panel.unsupported .recorder-actions button:disabled,
.listen-chip:disabled{cursor:not-allowed;opacity:.45;}


/* V7.12 · boot splash */
.boot-splash{min-height:100vh;display:grid;place-content:center;gap:10px;text-align:center;padding:32px;background:var(--paper,#f2efe7);color:var(--ink,#1c1b18);}
.boot-splash strong{font-family:'Bricolage Grotesque',sans-serif;font-size:clamp(2rem,6vw,4rem);letter-spacing:-.05em;}
.boot-splash span{font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;opacity:.62;}
.boot-splash i{width:72px;height:2px;background:currentColor;opacity:.24;margin:8px auto 0;animation:bootPulse 1.1s ease-in-out infinite alternate;}
@keyframes bootPulse{from{transform:scaleX(.35);opacity:.16}to{transform:scaleX(1);opacity:.45}}
@media (prefers-reduced-motion:reduce){.boot-splash i{animation:none;transform:none}}

/* === V7.12.2 · audit fixes: public navigation + lesson consistency === */
.public-nav a,.public-nav button{
  border:0;background:transparent;padding:30px 0 27px;font:600 13px/1 "IBM Plex Sans",sans-serif;
  color:#5f686d;position:relative;text-decoration:none;cursor:pointer;white-space:nowrap
}
.public-nav a:after,.public-nav button:after{content:"";position:absolute;left:0;right:100%;bottom:0;height:3px;background:var(--cobalt);transition:.18s}
.public-nav a:hover,.public-nav button:hover,.public-nav a:focus-visible,.public-nav button:focus-visible{color:var(--ink)}
.public-nav a:hover:after,.public-nav button:hover:after,.public-nav a:focus-visible:after,.public-nav button:focus-visible:after{right:0}
.public-menu-trigger{display:inline-flex;align-items:center;gap:7px;border:1px solid var(--ink);background:transparent;min-height:36px;padding:0 11px;font:700 11px/1 "IBM Plex Sans",sans-serif;cursor:pointer}
.public-menu-trigger span{font-size:15px;line-height:1}.public-menu-trigger:hover,.public-menu-trigger:focus-visible{background:var(--ink);color:#fff}
.public-menu-overlay{position:fixed;inset:0;z-index:89;border:0;background:rgba(20,27,30,.32);backdrop-filter:blur(2px);cursor:pointer}
.public-menu-overlay[hidden]{display:none}
.public-side-menu{position:fixed;z-index:90;top:0;right:0;width:min(390px,92vw);height:100dvh;background:#fffdf8;border-left:1px solid var(--ink);padding:24px;display:flex;flex-direction:column;gap:26px;transform:translateX(102%);transition:transform .22s ease;box-shadow:-12px 0 30px rgba(18,32,42,.1);overflow:auto}
.public-side-menu.open{transform:translateX(0)}
.public-side-menu>header{display:flex;justify-content:space-between;gap:20px;align-items:flex-start;padding-bottom:20px;border-bottom:1px solid var(--ink)}
.public-side-menu>header div{display:grid;gap:3px}.public-side-menu>header span{font-size:9px;letter-spacing:.16em;font-weight:850;color:var(--cobalt)}.public-side-menu>header b{font:700 24px/1.05 "Bricolage Grotesque",sans-serif}
.public-side-menu>header button{width:36px;height:36px;border:1px solid var(--ink);background:#fff;font-size:24px;line-height:1;cursor:pointer}
.public-side-menu nav{display:grid;gap:0}.public-side-menu nav>small{font-size:9px;letter-spacing:.15em;font-weight:850;color:var(--muted);margin-bottom:9px}
.public-side-sections button,.public-side-pages a{display:grid;grid-template-columns:32px 1fr;align-items:center;gap:10px;width:100%;min-height:46px;padding:9px 0;border:0;border-bottom:1px solid var(--line);background:transparent;text-align:left;color:var(--ink);text-decoration:none;font:650 14px/1.25 "IBM Plex Sans",sans-serif;cursor:pointer}
.public-side-pages a{grid-template-columns:1fr}.public-side-sections button span{display:grid;place-items:center;width:25px;height:25px;border:1px solid var(--ink);font-size:10px;font-weight:800}
.public-side-sections button:hover,.public-side-pages a:hover,.public-side-sections button:focus-visible,.public-side-pages a:focus-visible{color:var(--cobalt);padding-left:5px}
.public-side-action{margin-top:auto;display:grid;gap:8px;padding-top:18px;border-top:1px solid var(--ink)}
body.public-menu-open{overflow:hidden}

/* Desktop lesson route: one compact card instead of overlapping rules/progress bars. */
.lesson-body{grid-template-columns:190px minmax(0,830px);gap:48px;align-items:start}
.index-sticky{position:sticky;top:104px;padding:16px 14px 14px;border:1px solid var(--ink);background:#fffdf8;box-shadow:5px 5px 0 rgba(18,32,42,.07)}
.index-sticky>.micro{padding:0 2px 10px;border-bottom:1px solid var(--ink)}
.lesson-stage-link{display:grid;grid-template-columns:27px 1fr;align-items:center;gap:9px;padding:10px 2px;border:0;border-bottom:1px solid var(--line);background:transparent;text-align:left;color:#59656c}
.lesson-stage-link>.stage-step{width:24px;height:24px;border:1px solid #a8aaa7;background:#fff;color:var(--ink);font-size:10px}
.lesson-stage-link b{font:650 12px/1.22 "IBM Plex Sans",sans-serif}
.lesson-stage-link b{min-width:0;white-space:normal;word-break:normal;overflow-wrap:break-word}
.lesson-stage-link b .bridge-en{display:block;width:auto;height:auto;min-width:0;border:0;padding:0;margin-top:2px;white-space:normal;word-break:normal;overflow-wrap:break-word}
.lesson-stage-link:hover,.lesson-stage-link:focus-visible{color:var(--cobalt);background:#f5f8ff}
.lesson-stage-link.active{color:var(--ink);background:#eef3ff}
.lesson-stage-link.active>.stage-step{background:var(--cobalt);border-color:var(--cobalt);color:#fff}
.lesson-index-progress{width:100%;height:3px;background:#ddd5c8;margin:13px 0 0;position:relative;overflow:hidden}
.lesson-index-progress i{left:0;top:0;height:100%!important;width:25%;background:var(--cobalt);transition:width .2s ease}
.lesson-index-note{margin:11px 2px 0;font:500 10px/1.5 "IBM Plex Sans",sans-serif;color:#67737a}
.lesson-index-note .bridge-en{font-size:10px;line-height:1.45;font-weight:500;margin-top:5px}

/* Bridge language must look like one system, especially inside grid-based fill activities. */
.bridge-en{font-family:"IBM Plex Sans",sans-serif;font-weight:500;letter-spacing:0;line-height:1.42}
.fill-item>.bridge-en,.fill-item>.fill-bridge-support{grid-column:2;margin:2px 0 0!important;align-self:start;font:500 11px/1.42 "IBM Plex Sans",sans-serif;color:#66727a;text-align:left}
.lesson-stage-link b .bridge-en,.lesson-stage-current .bridge-en{font:500 9px/1.3 "IBM Plex Sans",sans-serif;letter-spacing:0}
.lesson-stage-head h2 .bridge-en{font:550 12px/1.4 "IBM Plex Sans",sans-serif;letter-spacing:0}

/* B2 is enrichment in El Niño, never presented as a hidden B1 requirement. */
.quiz-block.extension,.lesson-block[data-score-excluded="true"]{border:1px solid #b9b1d8;background:#f8f5ff;padding:22px;margin-bottom:48px}
.optional-extension-note{display:inline-flex;align-items:center;gap:7px;margin:0 0 12px;padding:5px 8px;border:1px solid #8d82b4;background:#fff;font-size:9px;letter-spacing:.1em;font-weight:800;text-transform:uppercase;color:#564d7d}
.custom-can-do{margin:22px 0;padding:18px 20px;border:1px solid var(--ink);background:#fffdf8}.custom-can-do>small{display:block;font-size:9px;letter-spacing:.13em;font-weight:850;color:var(--cobalt);margin-bottom:10px}.custom-can-do ul{margin:0;padding-left:18px;display:grid;gap:7px}.custom-can-do li{line-height:1.5}
.class-premium-included{display:grid;gap:2px;margin:16px 0;padding:12px 13px;border:1px solid var(--ink);background:var(--mint)}.class-premium-included b{font-size:13px}.class-premium-included span{font-size:11px;color:#46545b}

@media(max-width:1100px){.public-nav{gap:13px}.public-nav a,.public-nav button{font-size:12px}.lesson-body{grid-template-columns:160px minmax(0,1fr);gap:30px}.index-sticky{padding:13px 11px}}
@media(max-width:760px){.public-menu-trigger b{display:none}.public-menu-trigger{width:36px;padding:0;justify-content:center}.public-side-menu{padding:20px}.lesson-body{display:block}.lesson-index{display:none}.fill-item>.bridge-en,.fill-item>.fill-bridge-support{grid-column:2;font-size:11px}.lesson-stage-link{display:flex;padding:8px 10px}.lesson-stage-link>.stage-step{width:25px;height:25px}}
@media(prefers-reduced-motion:reduce){.public-side-menu{transition:none}}
.unit-summary-actions{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-top:14px;padding-top:13px;border-top:1px solid var(--line)}
@media(max-width:560px){.unit-summary-actions{align-items:stretch;flex-direction:column}.unit-summary-actions .cta{width:100%;justify-content:center}}

/* V7.12.3 · Booking timezone + truthful empty states */
.booking-loading span{display:block;max-width:520px;margin-top:8px;font-size:12px;line-height:1.5;opacity:.62}
.booking-empty{grid-column:1/-1;min-height:220px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:30px;border:1px dashed var(--line);background:rgba(255,255,255,.34)}
.booking-empty b{font-size:19px}.booking-empty p{max-width:560px;margin:9px auto 14px;line-height:1.55;opacity:.68}
.booking-timezone-meta small{display:block;margin-top:3px;font-size:10px;line-height:1.3;opacity:.58;overflow-wrap:anywhere}
.booking-active-control{display:flex;align-items:center;justify-content:space-between;gap:18px;border:1px solid var(--line);padding:14px 16px;margin:15px 0 20px;cursor:pointer;background:var(--paper)}
.booking-active-control span{display:grid;gap:4px}.booking-active-control span>b{font-size:13px}.booking-active-control span>small{font-size:11px;line-height:1.35;opacity:.62;text-transform:none;letter-spacing:0}
.booking-active-control input{position:absolute;opacity:0;pointer-events:none}.booking-active-control i{width:44px;height:24px;border:1px solid var(--ink);border-radius:999px;position:relative;flex:0 0 auto;background:#eee}.booking-active-control i:after{content:"";width:18px;height:18px;border-radius:50%;background:var(--ink);position:absolute;left:2px;top:2px;transition:transform .16s ease}.booking-active-control input:checked+i{background:var(--yellow)}.booking-active-control input:checked+i:after{transform:translateX(20px)}.booking-active-control:focus-within{outline:2px solid currentColor;outline-offset:3px}

/* === V7.13 · persistent learning state === */
.today-focus.is-resume{box-shadow:7px 7px 0 rgba(31,35,32,.12)}
.focus-reason{display:block;margin:.35rem 0 .9rem;color:var(--muted);font-size:.78rem;font-weight:650;letter-spacing:.02em}
.resume-fact{background:var(--paper-2,#f5efe4);border:1px solid rgba(31,35,32,.16);padding:.28rem .5rem}
.curriculum-lane.current-level{outline:2px solid var(--blue);outline-offset:4px}
.curriculum-lane.current-level>header:before{content:'TU NIVEL';display:inline-flex;align-items:center;align-self:flex-start;padding:.28rem .5rem;border:1px solid currentColor;font-size:.62rem;font-weight:800;letter-spacing:.12em;color:var(--blue)}
.competency-section{margin:2.25rem 0}
.competency-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
.competency-card{border:1px solid var(--ink);padding:1rem;background:var(--paper);min-height:150px;display:flex;flex-direction:column;gap:.6rem}
.competency-card>span{font-size:.72rem;font-weight:800;letter-spacing:.05em;text-transform:uppercase;color:var(--muted)}
.competency-card>b{font-family:'Bricolage Grotesque',sans-serif;font-size:2rem;line-height:1}
.competency-card>small{margin-top:auto;color:var(--muted);line-height:1.35}
.competency-card.empty{border-style:dashed}
.level-progress-list>div.current{background:rgba(35,91,224,.06);outline:1px solid var(--blue)}
@media(max-width:900px){.competency-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:560px){.competency-grid{grid-template-columns:1fr}.focus-reason{font-size:.74rem}}

/* V7.13 · explicit daily-session boundaries inside long curricular units */
.lesson-session-boundary{align-items:center;background:linear-gradient(135deg,rgba(36,91,219,.08),rgba(255,255,255,.72));border:1px solid rgba(36,91,219,.22);padding:18px!important;gap:18px}
.lesson-session-boundary>div:first-child{display:grid;gap:4px;max-width:520px}
.lesson-session-boundary small{font:700 11px/1.2 var(--font-ui);letter-spacing:.12em;color:var(--cobalt)}
.lesson-session-boundary b{font:700 18px/1.2 var(--font-display);color:var(--ink)}
.lesson-session-boundary span{display:block;max-width:54ch}
.session-boundary-actions{display:flex;gap:10px;align-items:center;flex-wrap:wrap;justify-content:flex-end}
@media(max-width:760px){.lesson-session-boundary{align-items:stretch;flex-direction:column}.session-boundary-actions{justify-content:stretch}.session-boundary-actions .cta{flex:1 1 100%;text-align:center}}