:root{--font: "Nunito", system-ui, -apple-system, sans-serif;--bg: #f6f3ec;--bg-soft: #efe9dd;--surface: #ffffff;--text: #1d2a25;--text-muted: #586760;--primary: #bd4f2c;--primary-dark: #ad441f;--accent: #2e6a5b;--accent-dark: #224f44;--on-accent: #ffffff;--sun: #e0a23c;--danger: #bc4d46;--success: #2e6a5b;--dark: #14302a;--border: #e4ddcf;--radius: 14px;--radius-lg: 18px;--ease-out: cubic-bezier(.22, 1, .36, 1);--ease-in-out: cubic-bezier(.77, 0, .175, 1);--ease-bounce: cubic-bezier(.34, 1.4, .5, 1);--dur-1: .12s;--dur-2: .18s;--dur-3: .24s;--shadow: 0 1px 2px rgba(20, 40, 34, .05), 0 16px 36px -26px rgba(20, 48, 40, .42);--shadow-sm: 0 1px 2px rgba(20, 40, 34, .05), 0 8px 20px -16px rgba(20, 48, 40, .4);--tint-green: #e6f0ea;--tint-coral: #f7e6df;--tint-coral-text: #ad441f;--tint-amber: #f7ecd4;--tint-amber-text: #8a6410;--tint-rose: #fdf1ec;--tint-rose-text: #a33330;--tint-rose-border: #f3c9bd;--calm: #8fd0b8;--warm: #e8896f;--tone-neutral: #b0a79a;--chart-1: #2f7d6b;--chart-2: #c05f38;--chart-3: #6f5fa6;--chart-4: #a9781c;--w-form: 560px;--w-page: 720px;--w-read: 800px;font-family:var(--font)}[data-theme=dark]{color-scheme:dark;--bg: #181c1a;--bg-soft: #222824;--surface: #232a26;--text: #e8ede9;--text-muted: #9db0a7;--primary: #e8836a;--primary-dark: #d9694a;--accent: #82bdaf;--accent-dark: #9fd0c2;--on-accent: #14302a;--sun: #e0a23c;--danger: #e07a72;--success: #82bdaf;--dark: #0f1311;--border: #38413c;--shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 16px 36px -26px rgba(0, 0, 0, .7);--shadow-sm: 0 1px 2px rgba(0, 0, 0, .4), 0 8px 20px -16px rgba(0, 0, 0, .6);--tint-green: #24332c;--tint-coral: #3a2a24;--tint-coral-text: #f2a48b;--tint-amber: #3a3120;--tint-amber-text: #e6c074;--tint-rose: #3a2522;--tint-rose-text: #e8a59d;--tint-rose-border: #5a3a35;--calm: #8fd0b8;--warm: #ec8e73;--tone-neutral: #a99f92;--chart-1: #7cc3b2;--chart-2: #ef9e82;--chart-3: #b9a9e0;--chart-4: 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fine){.btn:hover:not(:disabled){transform:translateY(-1px)}}.btn:active:not(:disabled){transform:scale(.97)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn svg{flex:0 0 auto}.btn-primary{background:var(--primary);color:#fff;box-shadow:0 12px 24px -14px 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.input{padding-right:44px}.password-toggle{position:absolute;top:0;right:0;height:100%;width:42px;display:inline-grid;place-items:center;border:0;background:none;cursor:pointer;color:var(--text-muted);border-radius:8px}.password-toggle:hover{color:var(--text)}.password-toggle:focus-visible{outline:2px solid var(--accent);outline-offset:-2px}.password-toggle[aria-pressed=true]{color:var(--accent)}.auth-links{margin-top:16px;text-align:center}.auth-links p{margin:0 0 8px}.auth-links .auth-sep{border:0;border-top:1px solid var(--border);margin:12px 0}.auth-kid-link{display:inline-flex;align-items:center;gap:6px;font-weight:600}.success-check{display:flex;align-items:center;gap:10px}.success-check-ic{display:inline-grid;place-items:center;width:28px;height:28px;border-radius:999px;background:var(--tint-green);color:var(--accent);flex:0 0 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shimmer{to{background-position:-200% 0}}.skel-card{height:120px;border-radius:var(--radius-lg);margin-bottom:16px}.skel-line{height:14px;margin:8px 0}.empty-state{text-align:center;padding:40px 18px;color:var(--text-muted);border:1px dashed var(--border);border-radius:var(--radius-lg);background:var(--surface)}.empty-ic{width:52px;height:52px;border-radius:14px;background:var(--tint-green);color:var(--accent);display:inline-grid;place-items:center;margin-bottom:12px}.empty-title{font-weight:700;margin:0 0 4px;color:var(--text);font-size:16px}.empty-hint{font-size:14px;margin:0 0 14px}.error-text{color:var(--danger);font-size:14px;font-weight:600}.form-error{display:flex;align-items:flex-start;gap:8px;margin:10px 0 0;padding:10px 12px;border-radius:12px;background:var(--tint-rose);color:var(--tint-rose-text);border:1px solid var(--tint-rose-border);font-size:14px;font-weight:600}.form-error svg{flex:0 0 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a{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--text);font-weight:600;font-size:15px;padding:12px;border-radius:12px}.app-sheet-nav a.active{background:var(--tint-green);color:var(--accent-dark)}.app-sheet-nav a.active svg{color:var(--accent)}.app-sheet-foot{margin-top:10px;padding-top:12px;border-top:1px solid var(--border);display:flex;flex-direction:column;gap:8px}}.page-content{max-width:1020px;margin:0 auto;padding:28px 22px 72px}.page-content section[id],.app-main section[id]{scroll-margin-top:80px;margin-bottom:38px}.section-title-row{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-bottom:14px;flex-wrap:wrap}.section-title-row h2{margin:0}.next-session{background:var(--dark);border:none;color:#eaf3ef;position:relative;overflow:hidden}.next-session:after{content:"";position:absolute;right:-50px;top:-50px;width:200px;height:200px;background:radial-gradient(circle,rgba(217,105,74,.4),transparent 70%);pointer-events:none}.next-session h2{color:#fff}.next-session .muted{color:#eaf3efb3}.next-session a:not(.btn){color:#fff}.code-chip{display:inline-flex;align-items:center;gap:10px;font-family:var(--font);font-size:21px;font-weight:800;letter-spacing:4px;background:#ffffff1a;color:#fff;border:1.5px dashed rgba(255,255,255,.5);border-radius:12px;padding:7px 14px}.code-chip button{border:none;background:none;cursor:pointer;color:#fff;display:inline-grid;place-items:center;padding:2px}.next-session-head{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;flex-wrap:wrap;position:relative;z-index:1}.next-session-meta{min-width:0}.when-chip{display:inline-flex;align-items:center;gap:7px;font-size:13px;font-weight:700;letter-spacing:.2px;background:#ffffff1f;color:#fff;border-radius:999px;padding:4px 12px;text-transform:lowercase}.when-chip.soon{background:#d9694ad9}.when-chip.live{background:#d9694a}.live-dot{width:8px;height:8px;border-radius:50%;background:#fff;animation:live-pulse 1.4s ease-in-out infinite}@keyframes live-pulse{0%,to{opacity:1}50%{opacity:.35}}@media (prefers-reduced-motion: reduce){.live-dot{animation:none}}.next-session-join{position:relative;z-index:1;margin-top:16px;padding-top:16px;border-top:1px solid rgba(255,255,255,.15)}.next-session-join .btn-ghost{color:#fff;border-color:#fff6}.device-hint{display:inline-flex;align-items:center;gap:7px;margin:10px 0 0;font-size:13px;color:#eaf3efeb}.join-link-box{font-family:var(--font);font-size:14px;word-break:break-all;background:var(--bg-soft, #f3efe8);border:1px solid var(--border, #e0d9cd);border-radius:10px;padding:10px 12px;color:var(--text, #2a2a2a)}.auth-page{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:16px;background:radial-gradient(440px 300px at 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