:root{--paper:#f7f3ea;--card:#fffdf8;--ink:#213247;--muted:#657184;--blue:#285ba7;--blue-soft:#e7eef9;--line:#ddd6c8;--red:#b74834;--green:#2f7655;--shadow:0 18px 50px rgba(34,45,60,.12)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:Inter,"PingFang SC","Noto Sans SC",system-ui,sans-serif}button,input{font:inherit}button{cursor:pointer}button:focus-visible,input:focus-visible,a:focus-visible{outline:3px solid #8eb5ed;outline-offset:3px}.topbar{height:72px;padding:0 max(24px,4vw);display:flex;align-items:center;gap:36px;background:rgba(255,253,248,.96);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}.brand{display:flex;align-items:center;gap:10px;color:var(--ink);font-weight:800;text-decoration:none;font-size:18px}.brand img{width:36px;height:36px;border-radius:10px}.brand span{color:var(--blue);font-weight:650}.topbar nav{display:flex;gap:24px;flex:1}.topbar nav a{color:var(--muted);text-decoration:none;font-size:14px}.topbar nav a.active{color:var(--blue);font-weight:750}.text-button{border:0;background:transparent;color:var(--blue);padding:10px 12px}.home-view{width:min(1180px,calc(100% - 36px));margin:0 auto 70px}.hero{min-height:360px;margin-top:28px;padding:42px 54px;display:grid;grid-template-columns:1fr 260px;align-items:center;background:#e7eef9;border:1px solid #d3deef;border-radius:28px;overflow:hidden}.eyebrow,.city{font-size:11px;letter-spacing:.18em;font-weight:800;color:var(--blue)}h1,h2,p{margin-top:0}.hero h1{font-family:Georgia,"Songti SC",serif;font-size:clamp(38px,5vw,64px);line-height:1.13;margin:14px 0 18px}.lead{font-size:17px;line-height:1.8;color:#4c5b6c;max-width:680px}.hero-mia{height:310px;width:250px;object-fit:cover;object-position:center top;border-radius:125px 125px 34px 34px;filter:drop-shadow(0 20px 25px rgba(34,53,80,.18))}.path-head{display:flex;align-items:end;justify-content:space-between;margin:40px 4px 16px}.path-head h2{margin:6px 0 0;font-family:Georgia,"Songti SC",serif;font-size:30px}#memory-chip{font-size:13px;color:var(--green);background:#e6f1e9;padding:9px 13px;border-radius:999px}.course-grid{display:grid;grid-template-columns:1.5fr .75fr .75fr;gap:16px}.course-card{background:var(--card);border:1px solid var(--line);border-radius:22px;overflow:hidden;box-shadow:0 8px 28px rgba(33,50,71,.06)}.course-card>img{width:100%;height:230px;display:block;object-fit:cover}.course-copy{padding:22px}.course-copy h2{font:700 25px/1.25 Georgia,"Songti SC",serif;margin:8px 0}.course-copy p{line-height:1.65;color:var(--muted)}.meta{display:flex;gap:16px;flex-wrap:wrap;font-size:12px;color:var(--muted);margin:18px 0}.primary{border:0;background:var(--blue);color:#fff;min-height:48px;padding:0 22px;border-radius:12px;font-weight:750}.placeholder{height:160px;background:#dce6f2;display:grid;place-items:center;font:700 16px Georgia;letter-spacing:.18em;color:#5f7693}.placeholder.paris{background:#eee5dd;color:#876c5a}.locked{opacity:.7}.locked .course-copy{padding:18px}.locked .course-copy h2{font-size:20px}
.lesson-view{min-height:calc(100vh - 72px)}.scene{height:265px;position:relative;overflow:hidden;background:#2b2a29}.scene>img{width:100%;height:100%;object-fit:cover;object-position:center 53%;display:block}.scene-shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(17,26,31,.7),rgba(17,26,31,.05) 60%,rgba(17,26,31,.3))}.back-button{position:absolute;left:28px;top:24px;background:rgba(255,255,255,.92);border:1px solid rgba(255,255,255,.8);border-radius:999px;padding:10px 16px;color:var(--ink)}.scene-title{position:absolute;left:max(28px,7vw);bottom:28px;color:#fff}.scene-title span{font-size:11px;letter-spacing:.2em}.scene-title h1{font:700 38px Georgia,"Songti SC",serif;margin:8px 0 0}.progress{position:absolute;right:max(28px,7vw);bottom:34px;display:flex;gap:8px;align-items:center;color:#fff;font-size:12px}.progress i{width:34px;height:4px;background:rgba(255,255,255,.35);border-radius:4px}.progress i.on{background:#fff}.lesson-desk{width:min(1180px,calc(100% - 36px));margin:-1px auto 60px;display:grid;grid-template-columns:280px 1fr;gap:18px;padding-top:20px}.mia-column{display:flex;flex-direction:column;gap:12px}.mia-card,.goal,.evidence,.conversation-card{background:var(--card);border:1px solid var(--line);border-radius:20px}.mia-card{display:flex;align-items:center;gap:12px;padding:14px}.portrait-wrap{position:relative}.portrait-wrap img{width:58px;height:58px;border-radius:50%;object-fit:cover}.live-dot{position:absolute;right:1px;bottom:3px;width:13px;height:13px;background:#3ca76d;border:3px solid #fff;border-radius:50%}.mia-card strong,.mia-card small{display:block}.mia-card small{color:var(--muted);font-size:12px;margin-top:3px}.goal,.evidence{padding:18px}.goal>span,.evidence>span{font-size:11px;letter-spacing:.11em;color:var(--muted)}.goal strong,.evidence strong{display:block;margin:8px 0;font-size:17px}.goal p,.evidence p{font-size:13px;line-height:1.65;color:var(--muted);margin:0}.evidence 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0}.start-turn{margin-top:18px;width:100%}.result-card{width:min(560px,90vw);padding:36px;background:var(--card);border-radius:24px}.result-card h2{font:700 34px/1.25 Georgia,"Songti SC",serif;margin:12px 0}.result-card p{line-height:1.7;color:var(--muted)}.result-evidence{padding:15px;background:#eaf3ec;border-radius:14px;margin:18px 0}.result-evidence span,.result-evidence strong{display:block}.result-evidence span{font-size:11px;color:var(--muted);letter-spacing:.12em}.result-evidence strong{color:var(--green);margin-top:6px}dialog{border:0;border-radius:24px;padding:0;background:transparent}dialog::backdrop{background:rgba(18,27,37,.68);backdrop-filter:blur(5px)}.result-card .primary{width:100%}.result-card .text-button{width:100%;margin-top:8px}
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.course-grid.three-lessons{grid-template-columns:repeat(2,minmax(0,1fr))}.course-grid.three-lessons .featured{grid-column:1/-1;display:grid;grid-template-columns:minmax(0,1.08fr) minmax(360px,.92fr)}.course-grid.three-lessons .featured>img{height:100%;min-height:360px}.course-card[data-lesson-card="ny03"]>img{object-position:center}@media(max-width:900px){.course-grid.three-lessons .featured{display:block}.course-grid.three-lessons .featured>img{height:250px;min-height:0}}@media(max-width:640px){.course-grid.three-lessons{grid-template-columns:1fr}}
.course-grid.six-lessons{grid-template-columns:repeat(3,minmax(0,1fr))}.course-grid.six-lessons .featured{grid-column:auto}.course-grid.six-lessons .course-card>img{height:190px}.course-grid.six-lessons .course-copy{display:flex;flex-direction:column;min-height:300px}.course-grid.six-lessons .course-copy>p{min-height:53px}.course-grid.six-lessons .meta{margin-top:auto}.course-card[data-lesson-card="ny05"]>img,.course-card[data-lesson-card="ny06"]>img{object-position:center}@media(max-width:980px){.course-grid.six-lessons{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:640px){.course-grid.six-lessons{grid-template-columns:1fr}.course-grid.six-lessons .course-copy{min-height:0}.course-grid.six-lessons .course-copy>p{min-height:0}}
.level-standard{display:grid;gap:5px;margin:14px 0 0;color:#53657a;font-size:12px;line-height:1.55}.level-standard span{display:block}.level-standard b{display:inline-block;min-width:34px;color:#274d7c}.course-grid.six-lessons .level-picker button b{font-size:11px;line-height:1.25}.course-grid.six-lessons .level-picker button span{font-size:10px}@media(max-width:640px){.level-standard{font-size:11px}}

/* Covers share the actual classroom camera ratio on every screen. */
.course-grid.six-lessons .course-card>img{height:auto;aspect-ratio:8/5;object-fit:cover;object-position:center;background:#dce4db}