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14px;position:sticky;top:0;z-index:20}.mobile-topbar h1{font-size:18px;text-align:center;margin:0}.icon-btn{width:42px;height:42px;border:0;border-radius:12px;background:transparent;color:inherit;font-size:24px;display:grid;place-items:center}.mobile-content{padding:22px 18px 112px}.mobile-card{background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow-sm)}.mobile-cover{padding:22px 20px 30px;min-height:calc(100dvh - 72px);display:flex;flex-direction:column;align-items:center;text-align:center}.mobile-cover img{width:210px;margin:8px 0 12px;filter:drop-shadow(0 14px 18px rgba(50,86,54,.14))}.mobile-cover h2{font-size:34px;line-height:1.08;margin:0 0 10px;color:var(--navy-2)}.mobile-cover h2 span{color:var(--green-deep)}.mobile-cover p{color:var(--muted);line-height:1.65;margin:0 0 22px}.mobile-cover .btn{width:100%;margin-bottom:10px}.mobile-mini-grid{width:100%;display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:18px 0}.mobile-mini{padding:14px 12px;background:#fff;border:1px solid var(--line);border-radius:15px;text-align:left}.mobile-mini b{display:block;margin-bottom:3px}.mobile-mini span{font-size:12px;color:var(--muted)}.mobile-register{padding:22px 18px 36px}.mobile-register-hero{text-align:center}.mobile-register-hero img{width:120px}.mobile-register-hero h2{font-size:28px;margin:5px 0}.mobile-register-hero p{margin:0 0 18px;color:var(--muted);font-size:14px}.mobile-register .register-card{padding:20px;border-radius:18px}.mobile-register .goal-row{gap:6px}.mobile-register .goal-chip{padding:10px 5px;font-size:13px}.mobile-progress{display:flex;justify-content:space-between;align-items:center;font-weight:800;font-size:17px;margin-bottom:8px}.mobile-progress span:first-child{color:var(--green-deep)}.mobile-question{padding-top:8px}.mobile-question .progress-track{margin:8px 0 28px}.mobile-question .question-text{font-size:27px;line-height:1.28;margin-bottom:22px}.mobile-question .answers{gap:10px}.mobile-question .answer{min-height:76px;padding:13px 14px;border-radius:15px}.mobile-question .answer-letter{width:42px;height:42px;flex-basis:42px}.view-passage{width:100%;margin-top:14px}.helper{display:flex;gap:10px;align-items:flex-start;color:var(--muted);font-size:13px;line-height:1.5;margin:13px 5px 0}.helper-icon{color:var(--green-deep);font-size:18px}.mobile-bottom{position:fixed;bottom:0;left:50%;transform:translate(-50%);max-width:430px;width:100%;background:rgba(247,245,238,.94);backdrop-filter:blur(14px);border-top:1px solid var(--line);padding:12px 15px calc(12px + env(safe-area-inset-bottom));display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:8px;z-index:25}.mobile-bottom .btn{padding:13px 12px;font-size:14px}.mobile-bottom .btn:last-child{justify-self:stretch}.mobile-bottom .status-dots{font-size:12px}.mobile-bottom .dot{margin-left:7px;margin-right:4px;width:8px;height:8px}.passage-sheet{position:fixed;left:50%;bottom:0;transform:translate(-50%,105%);width:min(430px,100%);height:82dvh;background:#fff;border-radius:24px 24px 0 0;box-shadow:0 -18px 55px rgba(31,55,61,.2);z-index:70;transition:.28s ease;display:flex;flex-direction:column}.passage-sheet.show{transform:translate(-50%)}.sheet-shade{position:fixed;top:0;right:0;bottom:0;left:0;background:rgba(17,34,41,.32);z-index:60;display:none}.sheet-shade.show{display:block}.sheet-handle{width:46px;height:5px;background:#d8ddda;border-radius:999px;margin:10px auto}.sheet-head{display:flex;justify-content:space-between;align-items:center;padding:4px 20px 14px;border-bottom:1px solid var(--line)}.sheet-head h3{margin:0;font-size:19px}.sheet-body{padding:18px 20px 34px;overflow:auto;font-size:16px;line-height:1.85;color:#2b3a40}.sheet-body p{margin:0 0 18px}.mobile-listen{padding:22px 18px 110px}.mobile-listen h2{font-size:29px;margin:0 0 18px}.mobile-warning{padding:15px;margin-bottom:12px;background:var(--warn-bg);border:1px solid #EACF91;border-radius:15px;color:#89681e;line-height:1.6;font-size:14px}.mobile-listen .player-card{padding:25px 18px;min-height:350px}.mobile-listen .player-card .btn{min-width:0;width:100%}.mobile-listen .listen-question-wrap{margin-top:14px}.mobile-listen .question-panel{padding:18px;min-height:0}.mobile-listen .question-text{font-size:24px}.mobile-listen .session-footer{grid-template-columns:1fr 1fr}.mobile-listen .status-dots{display:none}.launcher{max-width:980px;margin:0 auto;padding:60px 24px}.launcher h1{font-size:40px;margin:0 0 8px}.launcher>p{color:var(--muted);margin:0 0 28px}.launch-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.launch-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:20px;box-shadow:var(--shadow-sm)}.launch-card h2{margin:0 0 10px;font-size:20px}.launch-card a{display:block;padding:10px 12px;border-radius:11px;background:var(--green-soft);color:var(--green-deep);font-weight:800;margin-top:8px}.launch-card a:hover{background:#e5f1e0}@media(max-width:900px){.cover-desktop,.register-layout{grid-template-columns:1fr}.mascot-stage{min-height:400px}.feature-strip{grid-template-columns:1fr 1fr}.session-shell{grid-template-columns:1fr;height:auto}.passage-panel,.question-panel{min-height:650px}.listen-grid{grid-template-columns:1fr}.topnav{gap:14px}.desktop-main{padding-left:20px;padding-right:20px}}@media(max-width:520px){.mobile-shell{max-width:none;box-shadow:none}.mobile-bottom{max-width:none}.passage-sheet{width:100%}.launch-grid{grid-template-columns:1fr}.launcher{padding-top:36px}}:root{--green-deep: #497940;--green2: #497940}.icp{text-align:center;padding:16px 0 12px;font-size:12px}.icp a{color:var(--muted);text-decoration:none}