:root,[data-theme=dark]{--bg: #0f0e13;--surface: #1a1822;--surface-2: #252231;--surface-3: #312d3d;--border: rgba(255, 255, 255, .08);--border-strong: rgba(255, 255, 255, .16);--text: #f4f1ed;--text-secondary: #b5b0c7;--text-muted: #7e7891;--accent: #ff6b35;--accent-soft: rgba(255, 107, 53, .16);--accent-2: #7c5cfc;--accent-blue: #60a5fa;--success: #4ade80;--wrong: #f87171;--warning: #fbbf24;--grad-accent: linear-gradient(135deg, #ff6b35 0%, #ff8a5c 100%);--grad-cool: linear-gradient(135deg, #7c5cfc 0%, #a78bfa 100%);--grad-warm: linear-gradient(135deg, #f59e0b 0%, #fbbf24 100%);--shadow-sm: 0 1px 2px rgba(0, 0, 0, .2);--shadow-md: 0 8px 24px rgba(0, 0, 0, .28);--shadow-lg: 0 16px 48px rgba(0, 0, 0, .4);--radius: 14px;--radius-sm: 8px;--radius-lg: 20px;--radius-xl: 28px;--tag-1-bg: rgba(96, 165, 250, .18);--tag-1-fg: #93c5fd;--tag-2-bg: rgba(74, 222, 128, .18);--tag-2-fg: #86efac;--tag-3-bg: rgba(251, 191, 36, .18);--tag-3-fg: #fcd34d;--tag-4-bg: rgba(248, 113, 113, .18);--tag-4-fg: #fca5a5;--phase-1-bg: rgba(96, 165, 250, .18);--phase-1-fg: #93c5fd;--phase-2-bg: rgba(74, 222, 128, .18);--phase-2-fg: #86efac;--phase-3-bg: rgba(251, 191, 36, .18);--phase-3-fg: #fcd34d;--phase-4-bg: rgba(248, 113, 113, .18);--phase-4-fg: #fca5a5;--heat-0: rgba(255, 255, 255, .06);--heat-1: rgba(96, 165, 250, .25);--heat-2: rgba(96, 165, 250, .5);--heat-3: rgba(96, 165, 250, .75);--heat-4: #60a5fa;--ink: #4a4363;--overlay: rgba(0, 0, 0, .6);--theme-color-meta: #0f0e13}[data-theme=light]{--bg: #fafaf7;--surface: #ffffff;--surface-2: #f5f2ec;--surface-3: #ebe6dc;--border: rgba(0, 0, 0, .06);--border-strong: rgba(0, 0, 0, .12);--text: #1a1822;--text-secondary: #6b6478;--text-muted: #9890a0;--accent: #e94b17;--accent-soft: rgba(233, 75, 23, .1);--accent-blue: #2563eb;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .04);--shadow-md: 0 4px 16px rgba(0, 0, 0, .06);--shadow-lg: 0 16px 48px rgba(0, 0, 0, .1);--tag-1-bg: #e6f7ff;--tag-1-fg: #096dd9;--tag-2-bg: #f6ffed;--tag-2-fg: #16a34a;--tag-3-bg: #fff7e6;--tag-3-fg: #d46b08;--tag-4-bg: #fff1f0;--tag-4-fg: #dc2626;--phase-1-bg: #e6f7ff;--phase-1-fg: #096dd9;--phase-2-bg: #f6ffed;--phase-2-fg: #16a34a;--phase-3-bg: #fff7e6;--phase-3-fg: #d46b08;--phase-4-bg: #fff1f0;--phase-4-fg: #dc2626;--heat-0: #f0f0f0;--heat-1: #bae7ff;--heat-2: #69c0ff;--heat-3: #1890ff;--heat-4: #0050b3;--ink: #1a1822;--overlay: rgba(0, 0, 0, .35);--theme-color-meta: #fafaf7}*{box-sizing:border-box;margin:0;padding:0}html,body{background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,system-ui,sans-serif;line-height:1.55;min-height:100vh;-webkit-font-smoothing:antialiased;transition:background .3s ease,color .3s ease}a{color:var(--accent);text-decoration:none}button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}input,textarea{font-family:inherit}.app-container{max-width:720px;margin:0 auto;padding:0 20px 110px}.view{padding-top:8px;animation:viewIn .25s ease}@keyframes viewIn{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}.app-header{padding:24px 0 20px;display:flex;align-items:flex-end;justify-content:space-between;gap:12px}.app-header .left{flex:1;min-width:0}.app-title{font-size:1.5rem;font-weight:700;letter-spacing:-.02em;background:var(--grad-accent);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.app-subtitle{font-size:.8rem;color:var(--text-secondary);margin-top:4px}.app-header .right{display:flex;align-items:center;gap:8px;flex-shrink:0}.icon-btn{width:38px;height:38px;border-radius:12px;background:var(--surface);border:1px solid var(--border);display:flex;align-items:center;justify-content:center;font-size:1.05rem;transition:all .2s ease}.icon-btn:hover{background:var(--surface-2);transform:translateY(-1px)}.icon-btn svg{width:18px;height:18px}.user-chip{display:flex;align-items:center;gap:6px;padding:6px 12px 6px 8px;border-radius:999px;background:var(--surface);border:1px solid var(--border);font-size:.78rem;color:var(--text-secondary);max-width:140px}.user-chip span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.user-chip .avatar{width:22px;height:22px;border-radius:50%;background:var(--grad-cool);color:#fff;display:flex;align-items:center;justify-content:center;font-size:.7rem;font-weight:600;flex-shrink:0}.hero{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-xl);padding:28px 24px;color:var(--text);position:relative;overflow:hidden;box-shadow:var(--shadow-sm)}.hero .label{font-size:.85rem;color:var(--text-muted)}.hero .days{font-size:4rem;font-weight:800;line-height:1;margin:8px 0 4px;letter-spacing:-.04em;color:var(--text)}.hero .days small{font-size:1.2rem;font-weight:500;color:var(--text-muted);margin-left:4px}.hero .date{font-size:.78rem;color:var(--text-muted)}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:20px;margin-bottom:12px;transition:all .2s ease}.card.interactive{cursor:pointer}.card.interactive:hover{background:var(--surface-2);transform:translateY(-2px);box-shadow:var(--shadow-md)}.card.accent{background:var(--accent-soft);border-color:var(--accent)}.section-head{display:flex;align-items:center;justify-content:space-between;margin:24px 0 10px;position:relative;padding-left:12px}.section-head:before{content:"";position:absolute;left:0;top:4px;width:3px;height:18px;background:var(--accent);border-radius:999px}.section-title{font-size:.95rem;font-weight:600;color:var(--text);display:flex;align-items:center;gap:6px}.section-title svg{width:16px;height:16px;color:var(--text-secondary)}.section-meta{font-size:.78rem;color:var(--text-muted)}.today-card{display:flex;align-items:center;gap:20px}.progress-ring{position:relative;width:96px;height:96px;flex-shrink:0}.progress-ring svg{transform:rotate(-90deg)}.progress-ring .bg-ring{fill:none;stroke:var(--border);stroke-width:7}.progress-ring .fg-ring{fill:none;stroke:url(#gradRing);stroke-width:7;stroke-linecap:round;transition:stroke-dashoffset .6s cubic-bezier(.4,0,.2,1)}.progress-text{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;flex-direction:column;align-items:center;justify-content:center}.progress-text .num{font-size:1.5rem;font-weight:700;line-height:1}.progress-text .lbl{font-size:.65rem;color:var(--text-muted);margin-top:2px}.today-stats{flex:1;min-width:0}.today-stats .row{display:flex;gap:12px;margin-top:8px}.stat-pill{flex:1;background:var(--surface-2);border-radius:var(--radius);padding:10px;text-align:center}.stat-pill .v{font-size:1.1rem;font-weight:700;line-height:1}.stat-pill .l{font-size:.7rem;color:var(--text-muted);margin-top:2px}.streak{display:flex;align-items:center;gap:6px;font-size:.85rem;font-weight:500}.streak .flame{width:18px;height:18px;display:inline-flex;align-items:center;justify-content:center;color:var(--accent)}.streak .flame svg{width:18px;height:18px;fill:currentColor}.streak .num{color:var(--accent);font-weight:700}.schedule-bar{height:6px;background:var(--surface-2);border-radius:999px;overflow:hidden}.schedule-fill{height:100%;background:linear-gradient(90deg,var(--accent-blue),var(--success));border-radius:999px;transition:width .5s ease}.phase-card{padding:14px 16px;border-radius:var(--radius);background:var(--surface-2);border:1px solid var(--border);margin-bottom:8px;transition:all .25s ease;position:relative}.phase-card.current{border-color:var(--accent);background:var(--accent-soft)}.phase-card.done{opacity:.55}.phase-card.done .phase-title{text-decoration:line-through}.phase-head{display:flex;align-items:center;gap:10px;margin-bottom:6px}.phase-badge{display:inline-block;font-size:.7rem;padding:2px 8px;border-radius:4px;font-weight:600;letter-spacing:.3px;flex-shrink:0}.phase-badge.p1{background:var(--phase-1-bg);color:var(--phase-1-fg)}.phase-badge.p2{background:var(--phase-2-bg);color:var(--phase-2-fg)}.phase-badge.p3{background:var(--phase-3-bg);color:var(--phase-3-fg)}.phase-badge.p4{background:var(--phase-4-bg);color:var(--phase-4-fg)}.phase-title{font-size:.95rem;font-weight:600;flex:1}.phase-date{font-size:.72rem;color:var(--text-muted)}.phase-desc{font-size:.8rem;color:var(--text-secondary);line-height:1.6;padding-left:4px}.phase-card.current .phase-desc{color:var(--text)}.heatmap{display:grid;grid-template-columns:repeat(7,1fr);gap:4px;margin-top:4px}.heatmap-cell{aspect-ratio:1;background:var(--heat-0);border-radius:4px;transition:all .2s ease}.heatmap-cell.l1{background:var(--heat-1)}.heatmap-cell.l2{background:var(--heat-2)}.heatmap-cell.l3{background:var(--heat-3)}.heatmap-cell.l4{background:var(--heat-4)}.heatmap-legend{display:flex;align-items:center;gap:10px;margin-top:10px;font-size:.7rem;color:var(--text-muted);justify-content:center;flex-wrap:wrap}.heatmap-legend .legend-cell{display:flex;align-items:center;gap:4px}.heatmap-legend .heatmap-cell{width:12px;height:12px;aspect-ratio:auto}.heatmap-legend .legend-unit{color:var(--text-muted);margin-left:2px}.chapter-item{display:flex;align-items:center;gap:12px;padding:12px 14px;background:var(--surface-2);border:1px solid var(--border);border-radius:var(--radius);margin-bottom:6px;transition:all .2s ease;width:100%;text-align:left}.chapter-item:hover{background:var(--surface-3)}.chapter-icon{width:36px;height:36px;border-radius:10px;display:flex;align-items:center;justify-content:center;color:var(--accent);background:var(--accent-soft);flex-shrink:0}.chapter-icon svg{width:20px;height:20px}.chapter-info{flex:1;min-width:0}.chapter-name{font-size:.9rem;font-weight:600;line-height:1.4}.chapter-meta{font-size:.72rem;color:var(--text-muted);margin-top:2px;display:flex;gap:6px}.chapter-meta .dot{width:3px;height:3px;border-radius:50%;background:var(--text-muted);align-self:center;flex-shrink:0}.chapter-stats{display:flex;flex-direction:column;gap:4px;min-width:130px;flex-shrink:0}.stat-row{display:flex;align-items:center;gap:6px;font-size:.7rem}.stat-row .stat-label{color:var(--text-muted);min-width:28px}.stat-row .mini-bar{flex:1;height:4px;background:var(--surface-3);border-radius:999px;overflow:hidden}.stat-row .mini-fill{height:100%;border-radius:999px;transition:width .6s ease}.mini-fill.progress{background:var(--text-muted)}.mini-fill.accuracy{background:var(--grad-accent)}.stat-row .stat-num{font-size:.72rem;font-weight:600;min-width:36px;text-align:right;font-variant-numeric:tabular-nums;color:var(--text-secondary)}.btn-primary-big{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;padding:16px;border-radius:var(--radius);background:var(--grad-accent);color:#fff;font-size:1rem;font-weight:600;box-shadow:0 6px 20px #ff6b354d;transition:all .2s ease}.btn-primary-big:hover{transform:translateY(-2px);box-shadow:0 10px 28px #ff6b3566}.btn-primary-big:active{transform:translateY(0)}.btn-primary-big:disabled{opacity:.5;cursor:not-allowed;transform:none}.practice-tabs{display:flex;gap:8px;overflow-x:auto;padding:4px 0 12px;scrollbar-width:none}.practice-tabs::-webkit-scrollbar{display:none}.practice-tab{flex-shrink:0;padding:8px 16px;border-radius:999px;background:var(--surface);border:1px solid var(--border);font-size:.85rem;color:var(--text-secondary);transition:all .2s ease;display:flex;align-items:center;gap:4px}.practice-tab svg{width:14px;height:14px}.practice-tab.active{background:var(--ink);color:#fff;border-color:var(--ink)}.mode-card{display:flex;align-items:center;gap:14px;padding:18px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);margin-bottom:10px;cursor:pointer;transition:all .2s ease;width:100%;text-align:left}.mode-card:hover{background:var(--surface-2);transform:translate(4px);border-color:var(--border-strong)}.mode-card .emoji{width:48px;height:48px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:1.5rem;flex-shrink:0}.mode-card .emoji svg{width:24px;height:24px}.mode-card .info{flex:1;min-width:0}.mode-card .info .name{font-weight:600;font-size:.95rem}.mode-card .info .desc{font-size:.78rem;color:var(--text-muted);margin-top:2px}.mode-card .arrow{color:var(--text-muted);font-size:1.2rem;transition:transform .2s ease}.mode-card:hover .arrow{transform:translate(4px);color:var(--accent)}.q-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:24px;margin-bottom:12px;box-shadow:var(--shadow-sm)}.q-meta{display:flex;gap:6px;margin-bottom:12px;flex-wrap:wrap;align-items:center}.q-tag{font-size:.7rem;padding:3px 10px;border-radius:999px;background:var(--surface-2);color:var(--text-secondary);border:1px solid var(--border)}.q-tag.t1{background:var(--tag-2-bg);color:var(--success);border-color:transparent}.q-tag.t2{background:var(--tag-3-bg);color:var(--warning);border-color:transparent}.q-tag.t3{background:#7c5cfc24;color:var(--accent-2);border-color:transparent}.q-tag.t4{background:var(--tag-1-bg);color:var(--accent-blue);border-color:transparent}.q-material{background:var(--surface-2);border-left:3px solid var(--accent);border-radius:var(--radius-sm);padding:12px 14px;margin-bottom:14px;font-size:.85rem;line-height:1.7;color:var(--text-secondary)}.q-title{font-size:1.05rem;font-weight:500;line-height:1.65;margin-bottom:16px;white-space:pre-wrap}.q-image{max-width:100%;border-radius:var(--radius-sm);margin-bottom:14px}.type-badge{display:inline-block;font-size:.7rem;padding:2px 8px;border-radius:4px;font-weight:500;letter-spacing:.3px}.type-badge.single{background:var(--tag-1-bg);color:var(--tag-1-fg)}.type-badge.multi{background:#a78bfa2e;color:var(--accent-2)}.type-badge.judge{background:var(--tag-3-bg);color:var(--tag-3-fg)}.type-badge.fill{background:var(--tag-2-bg);color:var(--tag-2-fg)}.option{display:flex;align-items:center;gap:12px;padding:14px 16px;background:var(--surface-2);border:1.5px solid transparent;border-radius:var(--radius);margin-bottom:8px;cursor:pointer;transition:all .15s ease;-webkit-user-select:none;user-select:none;width:100%;text-align:left}.option:hover{background:var(--surface-3)}.option.selected{background:var(--accent-soft);border-color:var(--accent)}.option.correct{background:#4ade801f;border-color:var(--success)}.option.wrong{background:#f871711f;border-color:var(--wrong)}.option.locked{cursor:default}.option-l{width:28px;height:28px;border-radius:50%;background:var(--surface);display:flex;align-items:center;justify-content:center;font-size:.78rem;font-weight:600;flex-shrink:0}.option.selected .option-l{background:var(--accent);color:#fff}.option.correct .option-l{background:var(--success);color:#fff}.option.wrong .option-l{background:var(--wrong);color:#fff}.option-t{flex:1;font-size:.92rem}.q-progress{height:4px;background:var(--surface-2);border-radius:999px;overflow:hidden;margin-bottom:16px}.q-progress-fill{height:100%;background:var(--grad-accent);border-radius:999px;transition:width .4s ease}.result-banner{display:flex;align-items:flex-start;gap:12px;padding:14px 16px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);margin-bottom:12px;animation:bannerIn .3s ease}.result-banner.correct{background:#4ade8014;border-color:#4ade804d}.result-banner.wrong{background:#f8717114;border-color:#f871714d}.result-icon{width:28px;height:28px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.9rem;flex-shrink:0}.result-icon svg{width:16px;height:16px}.result-banner.correct .result-icon{background:var(--success);color:#fff}.result-banner.wrong .result-icon{background:var(--wrong);color:#fff}.result-body{flex:1;font-size:.85rem;line-height:1.5;min-width:0}.result-body .title{font-weight:600;margin-bottom:4px}.result-body .detail{color:var(--text-secondary)}@keyframes bannerIn{0%{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:translateY(0)}}.q-action{display:flex;gap:8px}.q-action .btn{flex:1}.btn{padding:12px 18px;border-radius:var(--radius);background:var(--surface-2);color:var(--text);font-size:.9rem;font-weight:500;transition:all .15s ease}.btn:hover{background:var(--surface-3)}.btn:disabled{opacity:.4;cursor:not-allowed}.btn-primary{background:var(--grad-accent);color:#fff}.btn-primary:hover{transform:translateY(-1px);box-shadow:0 4px 12px #ff6b354d}.btn-ghost{background:transparent;border:1px solid var(--border)}.btn-danger{color:var(--wrong)}.bottom-nav{position:fixed;bottom:16px;left:16px;right:16px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);display:flex;max-width:688px;margin:0 auto;z-index:50;box-shadow:var(--shadow-lg);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);padding-bottom:env(safe-area-inset-bottom)}[data-theme=light] .bottom-nav{background:#ffffffd9}.nav-item{flex:1;padding:10px 0;display:flex;flex-direction:column;align-items:center;gap:2px;color:var(--text-muted);font-size:.7rem;transition:all .2s ease;position:relative}.nav-item.active{color:var(--accent);font-weight:600}.nav-item .icon{width:22px;height:22px;display:flex;align-items:center;justify-content:center}.nav-item .icon svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.nav-item.active:before{content:"";position:absolute;top:0;left:50%;transform:translate(-50%);width:24px;height:2px;background:var(--accent);border-radius:999px}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:var(--overlay);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;z-index:100;animation:modalFade .2s ease;padding:16px}@keyframes modalFade{0%{opacity:0}to{opacity:1}}.modal-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-xl);padding:28px;width:360px;max-width:90vw;max-height:90vh;overflow-y:auto;box-shadow:var(--shadow-lg);animation:modalIn .25s cubic-bezier(.4,0,.2,1)}@keyframes modalIn{0%{opacity:0;transform:scale(.96) translateY(8px)}to{opacity:1;transform:scale(1) translateY(0)}}.modal-card h3{font-size:1.1rem;font-weight:600;text-align:center;margin-bottom:18px}.input-field{width:100%;padding:12px 14px;background:var(--surface-2);border:1.5px solid transparent;border-radius:var(--radius);color:var(--text);font-size:.9rem;margin:6px 0;transition:all .15s ease}.input-field:focus{outline:none;border-color:var(--accent);background:var(--surface)}.input-field::placeholder{color:var(--text-muted)}.input-field.error{border-color:var(--wrong)}.modal-card .btn{width:100%;margin-top:8px;padding:12px}.modal-card .divider{display:flex;align-items:center;gap:8px;margin:16px 0;color:var(--text-muted);font-size:.78rem}.modal-card .divider:before,.modal-card .divider:after{content:"";flex:1;height:1px;background:var(--border)}.modal-card .auth-msg{color:var(--wrong);font-size:.78rem;min-height:18px;text-align:center;margin-top:8px;line-height:1.5}.modal-card .auth-msg.ok{color:var(--success)}.modal-card .code-row{display:flex;gap:8px}.modal-card .code-row .input-field{flex:1}.modal-card .code-row .btn{width:auto;padding:12px 16px;flex-shrink:0;margin-top:6px}.toast{position:fixed;top:24px;left:50%;transform:translate(-50%);background:var(--surface);color:var(--text);border:1px solid var(--border);padding:10px 18px;border-radius:999px;font-size:.85rem;z-index:200;box-shadow:var(--shadow-md);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);animation:toastIn .3s cubic-bezier(.4,0,.2,1);max-width:calc(100vw - 32px);text-align:center}@keyframes toastIn{0%{opacity:0;transform:translate(-50%,-10px)}to{opacity:1;transform:translate(-50%)}}.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;padding:14px}.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;padding:16px}.metric{text-align:center}.metric .v{font-size:1.2rem;font-weight:700}.metric .l{font-size:.7rem;color:var(--text-muted)}.row-between{display:flex;justify-content:space-between;align-items:center;gap:12px}.setting-label{font-weight:600}.setting-desc{font-size:.78rem;color:var(--text-muted);margin-top:2px}.empty-hint{text-align:center;color:var(--text-muted);padding:24px;font-size:.85rem}.bar-row{margin-bottom:10px}.bar-row .bar-head{display:flex;justify-content:space-between;font-size:.85rem;margin-bottom:4px;gap:8px}.bar-row .bar-head .meta{color:var(--text-muted);flex-shrink:0}.bar-row .bar-track{height:8px;background:var(--surface-2);border-radius:999px;overflow:hidden}.bar-row .bar-fill{height:100%;border-radius:999px;transition:width .6s ease}.loading-hint{text-align:center;color:var(--text-muted);padding:40px 20px;font-size:.85rem}.landing{min-height:100vh;max-width:560px;margin:0 auto;padding:56px 20px 40px;box-sizing:border-box}.landing-head{text-align:center;margin-bottom:28px}.landing-brand{margin:0;font-size:1.6rem;font-weight:700;color:var(--text);letter-spacing:.02em}.landing-sub{margin:8px 0 0;font-size:.85rem;color:var(--text-muted)}.landing-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:12px}.landing-card{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:18px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-sm);text-decoration:none;transition:border-color .2s ease,transform .2s ease}.landing-card:hover{border-color:var(--accent);transform:translateY(-1px)}.landing-card-main{display:flex;flex-direction:column;gap:4px;min-width:0}.landing-card-name{font-size:1.02rem;font-weight:600;color:var(--text)}.landing-card-desc{font-size:.78rem;color:var(--text-muted)}.landing-card-arrow{flex:none;font-size:1.5rem;line-height:1;color:var(--text-muted)}.landing-foot{margin:28px 0 0;text-align:center;font-size:.75rem;color:var(--text-muted)}.sync-code-box{margin-top:10px;padding:10px 14px;background:var(--surface-2);border:1px dashed var(--border-strong);border-radius:8px;font-family:DIN Alternate,monospace;font-size:1.4rem;font-weight:700;letter-spacing:4px;text-align:center;color:var(--accent)}.footer-note{text-align:center;padding:20px;color:var(--text-muted);font-size:.7rem}@media (min-width: 600px){.hero .days{font-size:4.5rem}}@media (max-width: 420px){.app-container{padding:0 14px 110px}.chapter-stats{min-width:96px}.q-card{padding:18px}}