#demo-root{min-width:0}
.demo-mobile-start{display:none}
.demo-device{width:100%;max-width:400px;height:800px;border:7px solid var(--navy);border-radius:38px;overflow:hidden;position:relative;background:#fff;color:var(--ink);box-shadow:0 22px 60px #0a122a26,0 3px 8px #0a122a20;margin-inline:auto;font:400 16px/1.5 'Noto Sans',sans-serif}
.demo-device button{font:inherit;min-width:44px;min-height:44px}
.demo-device svg,.demo-modal-toolbar svg,.demo-mobile-start svg{width:22px;height:22px;flex-shrink:0;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.demo-device button:focus-visible{outline:3px solid var(--brown);outline-offset:-3px}
.demo-device-caption{display:flex;justify-content:space-between;gap:12px;align-items:center;padding:14px 20px 6px;min-height:42px;background:#fff;font-size:12px;color:var(--muted)}
.demo-device-caption span:first-child{font-weight:700;color:var(--ink)}
.demo-shell{position:relative;height:calc(100% - 42px);overflow:hidden}
.demo-app{position:absolute;inset:0;display:flex;flex-direction:column;background:#fcfcfb;transform-origin:left center;transition:transform .34s ease;overflow:hidden}
.demo-app-header{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:6px 12px;min-height:64px;flex-shrink:0;background:#fcfcfb}
.demo-app-header h3{font:700 21px/1.25 'Noto Sans',sans-serif;letter-spacing:-.04em;text-align:center;outline:none}
.demo-icon-button{border:0;border-radius:50%;background:transparent;display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;color:var(--ink);padding:10px;width:44px;height:44px}
.demo-header-spacer{width:44px;flex-shrink:0}
.demo-app-header button[data-action=quick]{border:1px solid #ded6c8;background:#fff;color:var(--brown);box-shadow:0 4px 0 #f1ede5}
.demo-app-header button[data-action=quick] svg{fill:currentColor;stroke-width:0}
.demo-app-header button[aria-pressed=true],.demo-icon-button[aria-pressed=true]{color:#bc2635}
.demo-app-header button[aria-pressed=true] svg,.demo-icon-button[aria-pressed=true] svg{fill:currentColor}
.demo-scroll{flex:1;overflow-y:auto;overflow-x:hidden;overscroll-behavior:contain;min-height:0;scrollbar-width:thin;scrollbar-color:#c7c0b3 transparent;padding:4px 12px 20px}
.demo-view{min-height:100%}
.demo-view h4{font:700 19px/1.5 'Noto Sans',sans-serif;letter-spacing:-.02em;margin:0}
.demo-intro{padding:8px 4px 16px;font-weight:700;color:var(--brown)}
.demo-help{color:var(--muted);font-size:16px;padding:16px 4px 0}
.demo-motto{margin:4px 0 18px;background:var(--gold);color:var(--navy);border-radius:24px;padding:11px 0;overflow:hidden;white-space:nowrap;font-weight:700;font-size:16px}
.demo-motto>span{display:inline-flex;gap:60px;min-width:max-content;animation:demo-marquee 4.5s linear 1;padding-left:20px}
.demo-motto:hover>span{animation-play-state:paused}
.demo-home-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.demo-home-card{display:flex;flex-direction:column;text-align:left;padding:12px 13px 16px;min-width:0;border:1px solid #d9e3db;border-radius:24px;background:#f2faf5;box-shadow:0 5px 0 #eaf3ed}
.demo-home-card img{width:86px;height:86px;object-fit:contain;align-self:center;margin:0 0 12px}
.demo-home-card strong{font-size:18px;line-height:1.25;letter-spacing:-.04em;font-weight:700}
.demo-home-card>span{margin-top:6px;font-size:16px;color:var(--muted);line-height:1.45}
.demo-home-card.blue{background:#eef6ff;border-color:#cbdff1;box-shadow:0 5px 0 #e9f0f6}
.demo-home-card.gold{background:#fff8e8;border-color:#e7d8b6;box-shadow:0 5px 0 #f3eddc}
.demo-home-card.purple{background:#f6f1ff;border-color:#dfd6f1;box-shadow:0 5px 0 #f0eaf7}
.demo-home-card.peach{background:#fff3ec;border-color:#edd5c2;box-shadow:0 5px 0 #f7ece3}
.demo-bottom-nav{position:relative;display:flex;flex-shrink:0;min-height:70px;padding:6px 0 8px;border-top:1px solid #e7e3dd;background:#fff;isolation:isolate}
.demo-bottom-nav button{flex:1;min-width:0;border:0;background:transparent;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:4px;color:var(--ink);font-size:11px;min-height:54px;padding:3px 0;z-index:1}
.demo-bottom-nav button[aria-current=page]{color:#794600;font-weight:700}
.demo-bottom-nav button[aria-current=page] svg{stroke-width:2.3}
.demo-nav-indicator{position:absolute;top:8px;left:0;width:20%;height:32px;transition:transform .22s ease;z-index:0;pointer-events:none}
.demo-nav-indicator::after{content:'';display:block;border-radius:20px;margin-inline:7px;height:100%;background:#f1ece2}
.demo-quick{position:absolute;inset:0;background:#895100;padding:12px 10px;color:#fff;overflow-y:auto;visibility:hidden;transition:visibility .34s}
.demo-quick>button{background:#ffffff1f;color:#fff;margin:2px 0 16px 4px}
.demo-quick-list{display:flex;flex-direction:column;width:72%;gap:8px;padding-bottom:24px}
.demo-quick-list>button{display:flex;align-items:center;gap:9px;min-height:58px;border:1px solid #ffffff26;background:#ffffff14;color:#fff;border-radius:13px;padding:10px;text-align:left;font-size:14px;font-weight:700;line-height:1.3}
.demo-quick-list>button>svg:first-child{width:24px;height:24px}
.demo-quick-list>button>svg:last-child{width:14px;margin-left:auto}
.demo-quick button:focus-visible{outline-color:#fff}
.quick-open .demo-quick{visibility:visible}
.quick-open .demo-app{transform:translateX(74%) scale(.82);border-radius:26px}
.quick-open .demo-device-caption{background:#895100;color:#fff}
.quick-open .demo-device-caption span:first-child{color:#fff}
.demo-courses{display:grid;grid-template-columns:1fr 1fr;gap:12px;padding:6px 0}
.demo-course{position:relative;overflow:hidden;border:0;border-radius:9px;padding:0;background:var(--navy);color:#fff;text-align:center;min-height:190px}
.demo-course img{width:100%;height:190px;object-fit:cover;opacity:1}
.demo-course span{position:absolute;inset:40% 0 0;display:flex;align-items:center;justify-content:center;padding:10px 8px;background:var(--navy);font:600 16px/1.3 Montserrat,sans-serif;letter-spacing:-.02em;text-shadow:0 1px 4px #000}
.demo-topics{border-radius:20px;background:#fff;padding:0 12px}
.demo-topic{display:grid;grid-template-columns:24px 1fr;gap:8px 12px;width:100%;text-align:left;border:0;border-bottom:1px solid #e6ded1;background:#fff;padding:18px 4px}
.demo-topic:last-child{border:0}
.demo-topic svg{color:var(--brown);align-self:center}
.demo-topic strong{font-size:16px}
.demo-topic-badges{grid-column:2;display:flex;gap:8px}
.demo-topic-badges span{background:#f3eee7;color:#6d4000;border:1px solid #d9c9b5;border-radius:8px;padding:6px 12px;font-size:13px;font-weight:700}
.demo-primary,.demo-secondary{display:flex;align-items:center;justify-content:center;gap:12px;width:100%;border-radius:12px;min-height:48px;border:0;padding:12px 16px;margin-top:18px;font-weight:700!important;line-height:1.4}
.demo-primary{background:var(--brown);color:#fff}
.demo-primary:focus-visible{outline-color:#fff!important;box-shadow:0 0 0 3px var(--brown)}
.demo-secondary{background:#fff;border:1px solid #c9bca8;color:#754500}
.demo-badge{display:inline-block;border-radius:18px;padding:6px 12px;background:#f0ebe2;color:#754500;font-size:13px;font-weight:700}
.demo-question-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;margin:12px 0;font-size:13px;color:var(--muted)}
.demo-question-topic{font-size:14px;color:var(--brown);font-weight:700;margin:0 4px 16px}
.demo-question{padding:20px 16px;border:1px solid #e7ded1;border-radius:22px;background:#fff;box-shadow:0 7px 0 #f3eee5}
.demo-question h4{font-size:19px}
.demo-answers{display:grid;gap:10px;margin-top:22px}
.demo-answer{display:flex;gap:12px;text-align:left;align-items:center;min-height:54px;padding:13px 12px;border:1px solid #dedbd6;background:#f8f9fa;border-radius:14px;width:100%;line-height:1.4}
.demo-answer b{font-size:15px;color:var(--muted)}
.demo-answer.is-correct{background:#e8f6ee;border-color:#178747}
.demo-answer.is-correct b{color:#11652f}
.demo-answer.is-wrong{background:#fceeed;border-color:#c23b3a}
.demo-answer.is-wrong b{color:#a32124}
.demo-answer-explanation{margin-top:22px;animation:demo-confirm .2s ease-out}
.demo-answer-result{color:#754500;background:#f3eee5;border-radius:10px;padding:12px;margin-bottom:16px;font-weight:700;font-size:14px}
.demo-answer-explanation h4{font-size:17px;margin-bottom:8px}
.demo-answer-explanation>p:last-child{font-size:16px;line-height:1.7}
.demo-results{text-align:center;padding:28px 12px}
.demo-results>img{width:120px;height:120px;margin:0 auto 24px;object-fit:contain}
.demo-results>p{color:var(--muted);margin-top:12px}
.demo-results dl{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:28px 0}
.demo-results dl div{background:#f1ece4;padding:12px 4px;border-radius:12px}
.demo-results dt{font-size:14px;color:var(--muted)}
.demo-results dd{font-weight:700;font-size:28px}
.demo-tabs{display:flex;gap:4px;margin:6px 0 14px;overflow-x:auto;scrollbar-width:thin;padding:4px 0 7px}
.demo-tabs button{border:0;border-radius:24px;background:transparent;color:var(--muted);padding:10px 14px;white-space:nowrap;font-size:14px;font-weight:700;flex:1;min-width:max-content}
.demo-tabs button[aria-selected=true]{color:var(--ink);background:#f0ece5}
.demo-post{padding:14px 4px;border-bottom:1px solid #e1e3e4}
.demo-post-person{display:flex;align-items:center;gap:10px;margin-bottom:10px}
.demo-avatar{display:grid;place-items:center;width:36px;height:36px;background:#00685c;color:#fff;border-radius:50%;flex-shrink:0;font-size:23px;object-fit:cover}
.demo-post-person strong{font-size:15px;line-height:1.3;display:block}
.demo-post-person>div>span{display:block;font-size:12px;color:var(--muted);margin-top:3px}
.demo-verified{background:var(--gold);color:var(--navy);border-radius:50%;padding:0 3px;font-size:11px}
.demo-post>p{font-size:16px;line-height:1.6}
.demo-post-image{width:100%;height:auto;max-height:220px;object-fit:cover;border-radius:12px;margin-top:12px}
.demo-post-actions{display:flex;gap:18px;margin-top:8px}
.demo-post-actions button{display:flex;align-items:center;gap:8px;min-width:60px;background:transparent;border:0;color:var(--muted);font-size:14px}
.is-saved{color:#bc2635!important}
.is-saved svg{fill:currentColor;animation:demo-heart .24s ease-out}
.demo-coding{background:#fff;border:1px solid #e4ddd2;border-radius:16px;padding:18px 14px;margin-bottom:14px}
.demo-coding h4{margin:12px 0}
.demo-coding p{font-size:16px;line-height:1.65}
.demo-code{padding:12px;background:#fcf7f1;border-radius:8px;color:#754500;font-weight:700;margin-bottom:14px}
.demo-save{display:flex;gap:10px;align-items:center;background:transparent;border:0;color:var(--muted);width:100%;margin-top:12px;text-align:left;padding:8px 0;font-size:14px!important}
.demo-favorite-tabs{gap:0;margin-inline:-4px}
.demo-favorite-tabs button{font-size:13px;padding-inline:12px}
.demo-empty{text-align:center;padding:40px 12px}
.demo-empty>svg{width:54px;height:54px;color:#895100;margin:0 auto 24px;stroke-width:1.3}
.demo-empty h4{font-size:18px}
.demo-empty p{color:var(--muted);margin-top:14px}
.demo-favorite-question{display:flex;gap:8px;border-bottom:1px solid #e1e3e4;padding-block:18px;align-items:flex-start}
.demo-saved-question{display:flex;gap:12px;flex-direction:column;text-align:left;border:0;background:transparent;flex:1;min-width:0}
.demo-saved-question strong{font-size:16px;line-height:1.5}
.demo-favorite-question>.demo-icon-button{color:#bc2635}
.demo-favorite-question>.demo-icon-button svg{fill:currentColor}
.demo-program-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px 4px}
.demo-program-heading h4{font-size:20px}
.demo-program-heading p{margin-top:8px;color:var(--muted);font-size:14px}
.demo-program-heading img{width:70px;height:70px;object-fit:contain}
.demo-day{border:1px solid #d5c6b4;background:#f5f5f6;border-radius:20px;margin-bottom:14px;overflow:hidden}
.demo-day-toggle{display:flex;align-items:center;gap:12px;width:100%;background:transparent;border:0;text-align:left;padding:16px}
.demo-day-toggle>svg{margin-left:auto;width:18px;height:18px;transition:transform .2s ease}
.demo-day-toggle[aria-expanded=true]>svg{transform:rotate(90deg)}
.demo-day-number{width:42px;height:46px;display:grid;place-items:center;background:#e4e5e7;border-radius:12px;font-weight:700}
.demo-day-toggle strong{display:block;font-size:18px}
.demo-day-toggle small{font-size:13px}
.demo-task{display:flex;align-items:flex-start;gap:10px;padding:10px 16px 18px;min-height:58px;cursor:pointer}
.demo-task input{accent-color:var(--brown);width:22px;height:22px;margin:6px 0;flex-shrink:0}
.demo-task strong{font-size:16px;font-weight:500;display:block}
.demo-task small{font-size:14px;color:var(--brown);display:block;margin-top:5px}
.demo-task input:checked+span strong{text-decoration:line-through;color:var(--muted)}
.demo-timer{padding:24px 18px;background:#fff;border:1px solid #d6c4ad;border-radius:24px;box-shadow:0 8px 0 #eee6d8;margin:16px 0}
.demo-timer h4{margin:24px 0 10px}
.demo-timer>p{font-size:16px;color:var(--muted)}
.demo-timer-digits{font:700 clamp(36px,3.6vw,48px)/1.4 'Noto Sans',sans-serif;letter-spacing:-.05em;color:#754500;font-variant-numeric:tabular-nums;margin-block:24px}
.demo-timer-total{display:flex;flex-direction:column;gap:8px;padding-top:24px;margin-top:26px;border-top:1px solid var(--line)}
.demo-timer-total span{font-size:14px;color:var(--muted)}
.demo-timer-total strong{font-size:25px;font-variant-numeric:tabular-nums}
.demo-profile{background:var(--navy);color:#fff;padding:26px 20px;border-radius:14px}
.demo-profile-avatar{width:70px;height:70px;display:grid;place-items:center;border:2px solid var(--gold);border-radius:50%;font:500 40px Montserrat,sans-serif;color:var(--gold);margin-bottom:20px}
.demo-profile>p{color:#dbe1ff;margin-top:8px;font-size:14px}
.demo-info-card{padding:28px 14px}
.demo-info-card>img{width:100px;height:100px;object-fit:contain;margin:0 auto 24px}
.demo-info-card h4{margin-bottom:14px}
.demo-info-card>p{color:var(--muted)}
.demo-sheet-backdrop{position:absolute;inset:0;background:#0a122a80;z-index:5;display:flex;align-items:flex-end}
.demo-sheet{position:relative;background:#fff;width:100%;max-height:92%;overflow-y:auto;border-radius:26px 26px 0 0;padding:14px 20px 28px;box-shadow:0 -12px 30px #0002;animation:demo-sheet-in .25s ease-out}
.demo-sheet>.demo-icon-button{margin-left:auto;background:#f2eee7;color:var(--ink)}
.demo-sheet-content{padding-top:10px}
.demo-sheet h3{font:700 24px/1.3 'Noto Sans',sans-serif;letter-spacing:-.035em;margin-bottom:18px}
.demo-sheet p{font-size:16px;line-height:1.75;color:var(--muted)}
.demo-sheet-art{width:125px;height:125px;object-fit:contain;margin:0 auto 24px}
.demo-sheet-art.is-photo{width:100%;height:170px;object-fit:cover;border-radius:12px}
.demo-sheet-note{display:block;font-size:12px;color:var(--brown);font-weight:700;margin-top:24px}
.demo-comment-source{padding:12px;background:var(--warm);border-radius:8px;margin-bottom:20px}
.demo-comment{border-top:1px solid var(--line);padding:18px 0 8px}
.demo-comment strong{display:block;font-size:15px;margin-bottom:8px}
.demo-modal{padding:0;border:0;max-width:none;max-height:none;margin:0;width:100%;height:100%;height:100dvh;background:#fff;color:var(--ink);overflow:hidden}
.demo-modal[open]{display:flex;flex-direction:column}
.demo-modal::backdrop{background:var(--navy)}
.demo-modal-toolbar{flex-shrink:0;display:flex;align-items:center;justify-content:space-between;min-height:52px;padding:4px 12px;padding-top:max(4px,env(safe-area-inset-top));border-bottom:1px solid #e1e3e4;background:var(--navy);color:#fff;font-size:14px}
.demo-modal-toolbar button{color:#fff}
.demo-modal-toolbar button:focus-visible{outline-color:var(--gold)}
.demo-modal .demo-device{max-width:none;width:100%;height:auto;flex:1;min-height:0;border:0;border-radius:0;box-shadow:none}
.demo-modal .demo-device-caption{display:none}
.demo-modal .demo-shell{height:100%}
.demo-modal .demo-bottom-nav{padding-bottom:max(8px,env(safe-area-inset-bottom))}
.demo-modal .demo-sheet{padding-bottom:max(28px,env(safe-area-inset-bottom))}
@keyframes demo-marquee{to{transform:translateX(-50%)}
}
@keyframes demo-confirm{from{transform:translateY(8px);opacity:.5}
to{transform:translateY(0);opacity:1}
}
@keyframes demo-heart{50%{transform:scale(1.2)}
}
@keyframes demo-sheet-in{from{transform:translateY(50px);opacity:0}
to{transform:translateY(0);opacity:1}
}
@media(max-width:900px) and (min-width:768px){.demo-device{height:770px}
.demo-home-card{padding-inline:10px}
.demo-home-card strong{font-size:17px}
.demo-course span{font-size:16px}
}
@media(max-width:767px){.demo-desktop-slot{display:none}
.demo-mobile-start{display:grid;grid-template-columns:80px 1fr;gap:20px;align-items:center;padding:24px;background:#fff;border:1px solid #e1d6c8;border-radius:16px}
.demo-mobile-start>img{width:80px;height:80px;object-fit:contain}
.demo-mobile-start h3{font-size:20px}
.demo-mobile-start p{font-size:16px;color:var(--muted);margin-top:8px}
.demo-mobile-start>.button{grid-column:1/-1;width:100%}
.demo-app-header{padding-block:10px;min-height:68px}
.demo-scroll{padding-inline:16px}
.demo-home-grid{gap:14px}
.demo-home-card{padding:16px}
.demo-home-card img{width:96px;height:96px}
.demo-home-card strong{font-size:19px}
.demo-bottom-nav button{font-size:12px}
.demo-quick-list>button{min-height:58px;font-size:15px}
.demo-course{min-height:190px}
.demo-course img{height:190px}
.demo-course span{font-size:16px}
.demo-timer-digits{font-size:48px}
.demo-sheet h3{font-size:25px}
}
@media(max-width:360px){.demo-mobile-start{padding:20px;gap:14px;grid-template-columns:64px 1fr}
.demo-mobile-start>img{width:64px;height:64px}
.demo-mobile-start h3{font-size:18px}
.demo-scroll{padding-inline:12px}
.demo-home-grid{gap:12px}
.demo-home-card{padding:12px}
.demo-home-card strong{font-size:17px}
.demo-home-card img{width:78px;height:78px}
.demo-home-card>span{font-size:16px}
.demo-bottom-nav button{font-size:11px}
.demo-quick-list{width:74%}
.demo-quick-list>button{min-height:54px;font-size:14px;padding:8px;gap:6px}
.demo-quick-list>button>svg:first-child{width:20px}
.demo-course{min-height:190px}
.demo-course img{height:190px}
.demo-course span{font-size:16px}
.demo-question{padding:18px 12px}
.demo-question h4{font-size:18px}
.demo-tabs button{padding-inline:12px;font-size:13px}
.demo-timer-digits{font-size:42px}
.demo-timer{padding:22px 16px}
.demo-app-header h3{font-size:20px}
}
@media(prefers-reduced-motion:reduce){.demo-device *,.demo-device *::before,.demo-device *::after{animation:none!important;transition:none!important}
.demo-motto>span{display:block;padding-inline:14px;white-space:normal;font-size:14px}
.demo-motto>span>span{display:none}
}