:root{--bg-page: #FAF7F2;--bg-card: #FFFFFF;--bg-elevated: #FFFDF9;--bg-sidebar: #F3EEE5;--bg-chip: #EFE8DC;--bg-chip-active: #FF2442;--bg-input: #FFFFFF;--bg-hover: #F5EFE3;--border-subtle: #E8DFD0;--border-card: #EDE5D5;--border-focus: #FF2442;--text-primary: #1F1D1A;--text-secondary: #5E5A52;--text-tertiary: #8A8478;--text-inverse: #FFFFFF;--text-accent: #FF2442;--accent: #FF2442;--accent-soft: #FFE4E8;--accent-deep: #E01E39;--review-text: #92600A;--book-tag-bg: #F3EEE5;--book-tag-text: #5E5A52;--shadow-card: 0 1px 2px rgba(31, 29, 26, .04), 0 4px 12px rgba(31, 29, 26, .04);--shadow-card-hover: 0 2px 4px rgba(31, 29, 26, .06), 0 8px 24px rgba(31, 29, 26, .08);--shadow-drawer: -4px 0 24px rgba(31, 29, 26, .1);--shadow-stamp: 0 2px 8px rgba(255, 36, 66, .3);--radius-sm: 6px;--radius-md: 10px;--radius-lg: 14px;--font-serif: "Noto Serif SC", "Songti SC", "SimSun", serif;--font-sans: "Noto Sans SC", -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif;--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-5: 20px;--space-6: 24px;--space-8: 32px;--space-10: 40px;--space-12: 48px}*{box-sizing:border-box;margin:0;padding:0}img{display:block;max-width:100%;transform:none;-webkit-transform:none;image-orientation:none;backface-visibility:hidden}html,body{height:100%;font-family:var(--font-sans);font-size:14px;line-height:1.6;color:var(--text-primary);background:var(--bg-page);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}input{font-family:inherit;font-size:inherit}.app{display:grid;grid-template-columns:280px 1fr;grid-template-rows:64px 1fr;height:100vh;min-height:0}.app-header{grid-column:1 / -1;display:flex;align-items:center;justify-content:space-between;padding:0 var(--space-6);background:var(--bg-elevated);border-bottom:1px solid var(--border-subtle);z-index:10}.app-sidebar{background:var(--bg-sidebar);border-right:1px solid var(--border-subtle);overflow-y:auto;padding:var(--space-5) 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10px;font-size:12px;border-radius:999px;background:var(--bg-chip);color:var(--text-secondary);cursor:pointer;transition:all .15s ease;border:1px solid transparent;white-space:nowrap}.chip:hover{background:var(--bg-hover);color:var(--text-primary)}.chip.active{background:var(--accent);color:#fff}.chip.book-chip{font-family:var(--font-serif)}.chip.source-chip{font-weight:600;letter-spacing:.3px}.chip.angle-chip{font-size:11px;padding:4px 9px}.date-item{display:flex;align-items:center;justify-content:space-between;padding:7px 10px;font-size:13px;border-radius:var(--radius-sm);cursor:pointer;color:var(--text-secondary);transition:all .15s ease}.date-item:hover{background:var(--bg-hover);color:var(--text-primary)}.date-item.active{background:var(--accent);color:#fff}.date-item-count{font-size:11px;opacity:.7}.clear-filters{width:100%;padding:8px;font-size:12px;color:var(--text-tertiary);text-align:center;border:1px dashed var(--border-subtle);border-radius:var(--radius-sm);transition:all .15s}.clear-filters:hover{color:var(--accent);border-color:var(--accent)}.manual-banner{display:flex;align-items:center;gap:var(--space-4);margin-bottom:var(--space-6);padding:var(--space-4) var(--space-5);text-decoration:none;background:linear-gradient(115deg,var(--accent-soft) 0%,var(--bg-card) 58%);border:1px solid color-mix(in srgb,var(--accent) 22%,var(--border-card));border-radius:var(--radius-lg);box-shadow:var(--shadow-card);transition:box-shadow .2s ease,transform .2s ease,border-color .2s ease;min-height:44px}.manual-banner:hover{box-shadow:var(--shadow-card-hover);border-color:color-mix(in srgb,var(--accent) 45%,var(--border-card));transform:translateY(-1px)}.manual-banner:active{transform:translateY(0)}.manual-banner-icon{flex-shrink:0;width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;color:#fff;background:linear-gradient(135deg,var(--accent) 0%,var(--accent-deep) 100%);box-shadow:0 2px 8px #ff24424d}.manual-banner-icon svg{width:24px;height:24px}.manual-banner-text{flex:1;display:flex;flex-direction:column;gap:2px;min-width:0}.manual-banner-title-row{display:flex;align-items:center;gap:var(--space-2);flex-wrap:wrap}.manual-banner-title{font-family:var(--font-serif);font-size:16px;font-weight:700;color:var(--text-primary);letter-spacing:.3px}.manual-banner-badge{flex-shrink:0;font-size:11px;line-height:1;padding:4px 8px;border-radius:999px;color:var(--accent);background:color-mix(in srgb,var(--accent) 8%,transparent);border:1px solid color-mix(in srgb,var(--accent) 28%,transparent);white-space:nowrap}.manual-banner-subtitle{font-size:12.5px;color:var(--text-secondary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.manual-banner-btn{flex-shrink:0;display:inline-flex;align-items:center;gap:6px;padding:9px 18px;border-radius:999px;font-size:13px;font-weight:600;color:#fff;background:var(--accent);white-space:nowrap;transition:background .2s ease}.manual-banner:hover .manual-banner-btn{background:var(--accent-deep)}.manual-banner-btn svg{width:14px;height:14px}.date-group{margin-bottom:var(--space-8)}.date-group-header{display:flex;align-items:center;gap:var(--space-3);margin-bottom:var(--space-4)}.date-bookmark{position:relative;padding:6px 14px 6px 12px;background:var(--text-primary);color:#fff;font-family:var(--font-serif);font-weight:700;font-size:15px;letter-spacing:.5px;border-radius:var(--radius-sm) var(--radius-sm) var(--radius-sm) 0}.date-bookmark:after{content:"";position:absolute;right:0;bottom:-7px;width:0;height:0;border-top:7px solid var(--text-primary);border-right:7px solid transparent}.date-meta{display:flex;align-items:center;gap:var(--space-3);font-size:13px;color:var(--text-tertiary)}.date-meta .dot{width:3px;height:3px;background:var(--text-tertiary);border-radius:50%}.post-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:var(--space-5)}.post-grid.list-mode{grid-template-columns:1fr;max-width:600px;margin:0 auto}.post-grid.list-mode .post-card{display:grid;grid-template-columns:168px 1fr;gap:0}.post-grid.list-mode .post-card-cover{aspect-ratio:3 / 4}.post-grid.list-mode .post-card-body{padding:var(--space-4)}.post-card{background:var(--bg-card);border:1px solid var(--border-card);border-radius:var(--radius-lg);overflow:hidden;display:flex;flex-direction:column;transition:all .2s ease;position:relative;cursor:pointer}.post-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-card-hover);border-color:#e0d7c4}.post-card-cover{position:relative;aspect-ratio:3 / 4;overflow:hidden;background:var(--bg-chip);display:flex;align-items:center;justify-content:center}.post-card-cover img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease,opacity .2s ease;display:block;animation:coverFadeIn .25s ease}@keyframes coverFadeIn{0%{opacity:.4}to{opacity:1}}.post-card:hover .post-card-cover img{transform:scale(1.04)}.post-card-cover-placeholder{width:100%;height:100%;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#efe8dc,#e5ddce);color:var(--text-tertiary);font-family:var(--font-serif);font-size:16px;padding:var(--space-5);text-align:center;line-height:1.5;flex-direction:column;gap:12px}.post-card-cover-placeholder:before{content:"";display:block;width:40px;height:1px;background:var(--text-tertiary);opacity:.3}.fav-btn{position:absolute;top:8px;right:8px;width:34px;height:34px;border-radius:50%;background:#ffffffeb;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;transition:all .15s ease;z-index:2;opacity:0}.post-card:hover .fav-btn,.post-card.favorited .fav-btn{opacity:1}.fav-btn:hover{background:#fff;transform:scale(1.1)}.fav-btn svg{width:18px;height:18px;transition:all .15s}.fav-btn.favorited svg{fill:var(--accent);stroke:var(--accent)}.fav-btn:not(.favorited) svg{fill:none;stroke:var(--text-secondary)}.fav-stamp{position:absolute;top:10px;left:10px;padding:3px 8px;background:var(--accent);color:#fff;font-size:11px;font-weight:700;letter-spacing:.5px;border-radius:4px;transform:rotate(-4deg);box-shadow:var(--shadow-stamp);z-index:2;display:none}.post-card.favorited .fav-stamp{display:block}.version-badge{position:absolute;top:10px;right:10px;padding:3px 8px;background:#1f1d1abf;color:#fff;font-size:11px;font-weight:600;border-radius:4px;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:3;line-height:1.4;pointer-events:none}.version-badge.source-txt{background:#ff2442e0}.version-badge.source-md{background:#5e5a52e0}.post-card-body{padding:var(--space-3) var(--space-4) var(--space-4);display:flex;flex-direction:column;gap:var(--space-2);flex:1}.post-card-book{font-family:var(--font-serif);font-size:12px;color:var(--accent);font-weight:600;display:flex;align-items:center;justify-content:space-between;gap:8px}.post-card-book>span:first-child{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex:1;min-width:0}.title-count-badge{font-family:var(--font-sans);font-size:10px;font-weight:600;padding:1px 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8px;background:var(--accent-soft);border-radius:4px;font-weight:500}.post-card-tags{display:flex;flex-wrap:wrap;gap:4px;margin-top:auto;padding-top:var(--space-2)}.post-card-schedule{display:flex;align-items:center;gap:var(--space-2);flex-wrap:wrap}.pc-schedule-main{display:inline-flex;align-items:center;gap:5px;font-size:12px;font-weight:600;line-height:1;padding:5px 9px;border-radius:999px;color:var(--text-accent);background:var(--accent-soft);border:1px solid color-mix(in srgb,var(--accent) 20%,transparent);white-space:nowrap}.pc-schedule-icon{width:13px;height:13px;flex-shrink:0}.pc-schedule-sep{opacity:.45;font-weight:400}.pc-schedule-cat{font-size:11px;line-height:1;padding:5px 8px;border-radius:999px;color:var(--text-secondary);background:var(--bg-chip);white-space:nowrap}.post-card-meta{display:flex;align-items:center;justify-content:space-between;font-size:11px;color:var(--text-tertiary);padding-top:var(--space-2);border-top:1px solid var(--border-subtle)}.post-card-meta-angle{color:var(--text-secondary)}.post-card-meta-batch{display:inline-flex;align-items:center;padding:1px 7px;border-radius:999px;font-size:10px;line-height:16px;color:var(--accent, #c2571b);background:color-mix(in srgb,var(--accent, #c2571b) 10%,transparent);border:1px solid color-mix(in srgb,var(--accent, #c2571b) 28%,transparent);white-space:nowrap;flex-shrink:0}.post-card-meta-review{display:inline-flex;align-items:center;padding:1px 7px;border-radius:999px;font-size:10px;line-height:16px;color:var(--review-text, #92600A);background:color-mix(in srgb,var(--review-text, #92600A) 12%,transparent);border:1px solid color-mix(in srgb,var(--review-text, #92600A) 30%,transparent);white-space:nowrap;flex-shrink:0}.detail-review-flag{color:var(--review-text, #92600A);font-weight:600}.drawer-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#1f1d1a4d;z-index:100;opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease}.drawer-overlay.open{opacity:1;visibility:visible}.drawer{position:fixed;top:0;right:0;bottom:0;width:min(560px,90vw);background:var(--bg-card);box-shadow:var(--shadow-drawer);z-index:101;transform:translate(100%);transition:transform .3s cubic-bezier(.4,0,.2,1);display:flex;flex-direction:column;overflow:hidden}.drawer.open{transform:translate(0)}.drawer-header{padding:var(--space-4) var(--space-5);border-bottom:1px solid var(--border-subtle);display:flex;align-items:center;justify-content:space-between;flex-shrink:0}.drawer-close{width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--text-tertiary);transition:all .15s}.drawer-close:hover{background:var(--bg-hover);color:var(--text-primary)}.drawer-actions{display:flex;align-items:center;gap:var(--space-2)}.btn-outline{padding:7px 14px;border:1px solid var(--border-subtle);border-radius:var(--radius-sm);font-size:13px;display:flex;align-items:center;gap:6px;transition:all .15s}.btn-outline:hover{border-color:var(--accent);color:var(--accent)}.btn-primary{padding:7px 16px;background:var(--accent);color:#fff;border-radius:var(--radius-sm);font-size:13px;font-weight:600;transition:all .15s}.btn-primary:hover{background:var(--accent-deep)}.drawer-body{flex:1;overflow-y:auto;padding:var(--space-6)}.detail-cover{width:60%;max-width:320px;margin-left:auto;margin-right:auto;aspect-ratio:3 / 4;object-fit:cover;border-radius:var(--radius-md);margin-bottom:var(--space-6);background:var(--bg-chip);display:block;box-shadow:0 8px 32px #1f1d1a26}.detail-cover-actions{display:flex;flex-wrap:wrap;justify-content:center;gap:var(--space-2);margin-bottom:var(--space-5)}.detail-cover-dl-btn{display:inline-flex;align-items:center;gap:6px;min-height:40px;padding:8px 16px;background:var(--bg-card);border:1px solid var(--border-card);border-radius:999px;color:var(--text-secondary);font-size:13px;font-weight:500;cursor:pointer;transition:all .15s ease}.detail-cover-dl-btn:hover:not(:disabled){border-color:var(--accent);color:var(--accent)}.detail-cover-dl-btn.current{background:var(--accent-soft);border-color:var(--accent);color:var(--accent)}.detail-cover-dl-btn:disabled{opacity:.6;cursor:wait}.post-card-cover img,.detail-cover,.download-sheet-img{-webkit-touch-callout:default;-webkit-user-select:auto;user-select:auto}.download-toast{position:fixed;left:50%;bottom:96px;transform:translate(-50%);z-index:3200;background:#1f1d1aeb;color:#fff;padding:10px 18px;border-radius:999px;font-size:13px;line-height:1.5;max-width:86vw;text-align:center;pointer-events:none;box-shadow:0 8px 24px #00000040}.download-sheet-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#1f1d1a8c;z-index:3000;display:flex;align-items:center;justify-content:center;padding:20px}.download-sheet{background:var(--bg-card);border:1px solid var(--border-card);border-radius:var(--radius-lg);width:100%;max-width:380px;max-height:88vh;overflow-y:auto;padding:20px;box-shadow:0 24px 64px #0000004d}.download-sheet-title{font-family:var(--font-serif);font-size:16px;font-weight:700;color:var(--text-primary);margin-bottom:12px;text-align:center}.download-sheet-img{display:block;width:100%;aspect-ratio:3 / 4;object-fit:cover;border-radius:var(--radius-md);background:var(--bg-chip);margin-bottom:12px}.download-sheet-hint{font-size:13px;line-height:1.7;color:var(--text-secondary);margin-bottom:16px;text-align:center}.download-sheet-hint b{color:var(--accent)}.download-sheet-actions{display:flex;flex-wrap:wrap;justify-content:center;gap:8px}.download-sheet-btn{min-height:40px;padding:8px 14px;border-radius:999px;border:1px solid var(--border-card);background:var(--bg-card);color:var(--text-secondary);font-size:13px;font-weight:500;cursor:pointer;transition:all .15s ease}a.download-sheet-btn{display:inline-flex;align-items:center;text-decoration:none}.download-sheet-btn.primary{background:var(--accent);border-color:var(--accent);color:#fff}.download-sheet-btn:hover{border-color:var(--accent);color:var(--accent)}.download-sheet-btn.primary:hover{color:#fff}.detail-book-tag{display:inline-block;padding:4px 10px;background:var(--accent-soft);color:var(--accent);font-family:var(--font-serif);font-size:12px;font-weight:600;border-radius:4px;margin-bottom:var(--space-3)}.detail-title{font-family:var(--font-serif);font-size:22px;font-weight:700;line-height:1.4;color:var(--text-primary);margin-bottom:var(--space-2)}.detail-title-count{font-size:12px;color:var(--text-tertiary);margin-bottom:var(--space-4);display:flex;align-items:center;gap:8px}.detail-title-count strong{font-size:14px;font-weight:700;color:#2e9e64;font-family:var(--font-serif)}.detail-title-count strong.over{color:var(--accent)}.detail-title-warn{padding:2px 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strong{color:#b8860b}.detail-hot-topic-name{font-weight:600;font-size:14px;color:#7a5c00}.detail-hot-topic-detail{font-size:12px;color:#a07c20;opacity:.85}.detail-body{font-size:14px;line-height:1.85;color:var(--text-primary);white-space:pre-wrap;margin-bottom:var(--space-6)}.detail-body .detail-body-tags{color:var(--text-secondary);font-size:13px}.detail-tags-title{font-size:13px;font-weight:600;color:var(--text-secondary);margin-bottom:var(--space-2)}.detail-tags{display:flex;flex-wrap:wrap;gap:6px}.detail-tag{padding:4px 10px;background:var(--bg-chip);color:var(--text-secondary);font-size:12px;border-radius:4px}.version-toggle{display:flex;background:var(--bg-chip);border-radius:8px;padding:3px;margin:var(--space-1) 0;gap:2px}.version-toggle-btn{flex:1;padding:6px 4px;font-size:11px;font-weight:500;border-radius:6px;color:var(--text-secondary);transition:all .2s 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ease;color:var(--text-secondary)}.detail-version-btn:hover{color:var(--text-primary);background:#fff6}.detail-version-btn.active{background:#fff;color:var(--accent);box-shadow:0 2px 6px #1f1d1a14}.detail-version-letter{font-size:16px;font-weight:700;font-family:var(--font-serif);line-height:1}.detail-version-name{font-size:12px;font-weight:500}.detail-version-desc{font-size:12px;color:var(--text-tertiary);text-align:center;margin-top:var(--space-1)}@media (max-width: 900px){.app{grid-template-columns:1fr;grid-template-rows:56px auto 1fr}.app-header{padding:0 var(--space-4)}.header-title{font-size:16px}.header-subtitle{display:none}.header-right{gap:var(--space-2)}.header-stat{display:none}.header-stat:last-of-type{display:flex}.header-divider{display:none}.app-sidebar{border-right:none;border-bottom:1px solid var(--border-subtle);padding:var(--space-3) var(--space-4);max-height:200px;overflow-y:auto}.sidebar-section{margin-bottom:var(--space-4)}.sidebar-section-title{margin-bottom:var(--space-2)}.app-main{padding:var(--space-4);padding-bottom:calc(72px + env(safe-area-inset-bottom))}.post-grid{grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:var(--space-3)}.date-group{margin-bottom:var(--space-6)}.date-group-header{margin-bottom:var(--space-3)}.drawer{width:100vw}.drawer-header{padding:var(--space-3) var(--space-4)}.drawer-body{padding:var(--space-4)}.detail-cover{width:50%;max-width:200px;margin-bottom:var(--space-4)}.detail-title{font-size:20px}.version-toggle-btn{min-height:36px;font-size:12px}.detail-version-btn{padding:12px 8px}}@media (max-width: 480px){.manual-banner{gap:var(--space-3);padding:var(--space-3) var(--space-4)}.manual-banner-icon{width:36px;height:36px;border-radius:10px}.manual-banner-icon svg{width:20px;height:20px}.manual-banner-title{font-size:14.5px}.manual-banner-badge{font-size:10px;padding:3px 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10px}.date-meta{font-size:12px;gap:var(--space-2)}.drawer-body{padding:var(--space-3)}.detail-cover{width:55%;max-width:180px}.detail-title{font-size:18px}.detail-meta-row{gap:var(--space-3);font-size:11px}.detail-body{font-size:13px;line-height:1.75}.detail-version-btn{padding:10px 6px}.detail-version-letter{font-size:14px}.detail-version-name{font-size:11px}}@media (hover: none) and (pointer: coarse){.fav-btn{width:40px;height:40px;opacity:1}.fav-btn svg{width:20px;height:20px}.chip{padding:7px 12px;font-size:13px}.btn-outline,.btn-primary{padding:10px 16px;font-size:14px}.drawer-close{width:40px;height:40px}.post-card:hover{transform:none;box-shadow:var(--shadow-card);border-color:var(--border-card)}.post-card:hover .post-card-cover img{transform:none}}.fav-bar{position:fixed;bottom:20px;left:50%;transform:translate(-50%);background:var(--text-primary);color:#fff;padding:10px 20px;border-radius:999px;display:flex;align-items:center;gap:var(--space-4);box-shadow:0 4px 20px 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refresh-spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.app-header{gap:var(--space-3);flex-wrap:wrap}.header-right{gap:var(--space-3);align-items:center;flex-wrap:wrap}.header-stat-value{font-size:20px!important}.header-stat-label{font-size:11px!important;letter-spacing:.02em}.header-divider{width:1px;height:18px;opacity:.5}.fav-count-pill{font-size:13px!important;padding:4px 10px!important}.fab-container{position:fixed;right:16px;bottom:24px;z-index:90;display:flex;flex-direction:column;gap:10px;pointer-events:none}.fab-btn{pointer-events:auto;width:48px;height:48px;border-radius:50%;border:none;background:var(--accent);color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 16px #ff244266;cursor:pointer;transition:transform .2s ease,opacity .2s ease;opacity:0;transform:translateY(10px);pointer-events:none}.fab-btn.visible{opacity:1;transform:translateY(0);pointer-events:auto}.fab-btn:active{transform:scale(.95)}.fab-btn svg{width:20px;height:20px}.skeleton-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:var(--space-4)}.skeleton-card{background:var(--bg-card);border-radius:var(--radius-md);overflow:hidden;border:1px solid var(--border-card);position:relative}.skeleton-cover{aspect-ratio:3 / 4;background:var(--bg-chip);position:relative;overflow:hidden}.skeleton-body{padding:var(--space-3) var(--space-4) var(--space-4);display:flex;flex-direction:column;gap:8px}.skeleton-line{height:12px;background:var(--bg-chip);border-radius:4px;position:relative;overflow:hidden}.skeleton-line.short{width:40%}.skeleton-line.medium{width:70%}.skeleton-line.long{width:90%}.skeleton-cover:after,.skeleton-line:after{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.4),transparent);animation:skeleton-shimmer 1.5s infinite}@keyframes skeleton-shimmer{0%{left:-100%}to{left:100%}}.mobile-bottom-nav,.mobile-filter-overlay,.mobile-filter-drawer{display:none}@media (max-width: 768px){.app{grid-template-columns:1fr;grid-template-rows:auto auto 1fr auto;grid-template-areas:"header" "sidebar" "main" "bottomnav"}.app-sidebar{display:none}.mobile-bottom-nav{display:flex;grid-area:bottomnav;position:fixed;bottom:0;left:0;right:0;height:56px;background:var(--bg-card);border-top:1px solid var(--border-subtle);z-index:80;justify-content:space-around;align-items:center;padding-bottom:env(safe-area-inset-bottom);box-shadow:0 -2px 8px #0000000a}.mobile-nav-item{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;font-size:10px;color:var(--text-secondary);border:none;background:none;cursor:pointer;padding:6px 0;height:100%}.mobile-nav-item.active{color:var(--accent)}.mobile-nav-item svg{width:22px;height:22px}.mobile-filter-overlay{display:block;position:fixed;top:0;left:0;right:0;bottom:0;background:#00000080;z-index:95;opacity:0;pointer-events:none;transition:opacity .3s ease}.fab-container{bottom:88px}.mobile-filter-overlay.open{opacity:1;pointer-events:auto}.mobile-filter-drawer{display:block;position:fixed;bottom:0;left:0;right:0;background:var(--bg-card);border-radius:20px 20px 0 0;z-index:100;max-height:80vh;overflow-y:auto;transform:translateY(100%);transition:transform .35s cubic-bezier(.4,0,.2,1);padding-bottom:env(safe-area-inset-bottom)}.mobile-filter-drawer.open{transform:translateY(0)}.mobile-filter-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px 12px;position:sticky;top:0;background:var(--bg-card);border-bottom:1px solid var(--border-subtle);z-index:1}.mobile-filter-title{font-size:16px;font-weight:600;color:var(--text-primary)}.mobile-filter-close{width:32px;height:32px;border-radius:50%;border:none;background:var(--bg-chip);color:var(--text-secondary);display:flex;align-items:center;justify-content:center;cursor:pointer}.mobile-filter-body{padding:16px 20px 24px;display:flex;flex-direction:column;gap:20px}.mobile-filter-section-title{font-size:13px;font-weight:600;color:var(--text-secondary);margin-bottom:10px}.mobile-filter-chips{display:flex;flex-wrap:wrap;gap:8px}.mobile-filter-chip{padding:8px 14px;border-radius:20px;background:var(--bg-chip);color:var(--text-secondary);font-size:13px;border:none;cursor:pointer;transition:all .2s ease}.mobile-filter-chip.active{background:var(--accent);color:#fff}.mobile-search-box{display:flex;align-items:center;gap:8px;background:var(--bg-input);border:1px solid var(--border-subtle);border-radius:24px;padding:10px 16px;margin-bottom:8px}.mobile-search-box input{flex:1;border:none;background:transparent;font-size:14px;color:var(--text-primary);outline:none}.mobile-search-box input::placeholder{color:var(--text-tertiary)}.post-grid{grid-template-columns:1fr!important;gap:14px}.post-card{max-width:100%}.post-card-body{padding:14px 16px 16px;gap:10px}.post-card-title{font-size:16px;line-height:1.5;-webkit-line-clamp:2}.post-card-summary{display:block;font-size:13px;line-height:1.6;color:var(--text-secondary)}.post-card-book{font-size:13px}.post-card-hot-topic{font-size:12px;padding:4px 10px}.post-card-tags{display:flex}.post-card-meta{font-size:12px;padding-top:8px}.fav-btn{width:40px;height:40px;top:10px;right:10px}.app-main{padding:14px 16px 80px}.date-group{margin-bottom:24px}.date-group-header{margin-bottom:12px}.date-bookmark{font-size:14px;padding:6px 14px 6px 12px}.date-meta{font-size:12px}.fab-container{right:14px;bottom:84px}.fab-btn{width:44px;height:44px}.fab-btn svg{width:18px;height:18px}.drawer{top:auto!important;right:0!important;left:0!important;bottom:0!important;width:100vw!important;max-width:100vw!important;height:92vh!important;max-height:92vh;border-radius:16px 16px 0 0;transform:translateY(100%)!important;transition:transform .32s cubic-bezier(.32,.72,0,1)!important;padding-bottom:env(safe-area-inset-bottom)}.drawer.open{transform:translateY(0)!important}.drawer-handle{width:40px;height:4px;border-radius:2px;background:var(--border-subtle);margin:8px auto 4px;flex-shrink:0}.drawer-header{padding:4px 16px 10px}.drawer-close{width:44px;height:44px}.drawer-actions{gap:8px}.btn-outline,.btn-primary{min-height:44px;padding:10px 16px;font-size:14px;-webkit-tap-highlight-color:transparent}.btn-primary:active{transform:scale(.97);transition:transform .1s}.drawer-body{padding:12px 16px 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12px;font-size:12px}.version-toggle-btn,.detail-cover-dl-btn,.mobile-nav-item,.mobile-filter-chip{min-height:44px}.post-card:active,.fav-btn:active,.version-toggle-btn:active,.detail-cover-dl-btn:active,.btn-outline:active,.btn-primary:active,.drawer-close:active{transform:scale(.97);transition:transform .1s}.cover-longpress-hint{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;background:#00000080;color:#fff;font-size:14px;font-weight:600;border-radius:12px;pointer-events:none;opacity:0;transition:opacity .2s}.cover-longpress-hint.visible{opacity:1}@keyframes copyPulse{0%{transform:scale(1)}50%{transform:scale(1.06)}to{transform:scale(1)}}.copy-success{animation:copyPulse .4s ease}.swipe-hint{position:absolute;top:50%;transform:translateY(-50%);width:32px;height:32px;border-radius:50%;background:#0006;color:#fff;display:flex;align-items:center;justify-content:center;font-size:18px;pointer-events:none;opacity:0;transition:opacity .3s ease}.swipe-hint.left{left:12px}.swipe-hint.right{right:12px}.post-card.dragging .swipe-hint{opacity:1}.post-card.dragging{transition:transform .1s ease;cursor:grabbing}}@media (max-width: 375px){.app-main{padding:12px 14px 76px}.post-card-body{padding:12px 14px 14px;gap:8px}.post-card-title{font-size:15px}.detail-title{font-size:18px}.detail-body{font-size:14px}.mobile-nav-item{font-size:9px}}:focus-visible{outline:2px solid var(--accent, #FF2442);outline-offset:2px;border-radius:var(--radius-sm, 6px)}:focus:not(:focus-visible){outline:none}.post-card:focus-visible{outline:2px solid var(--accent, #FF2442);outline-offset:3px;box-shadow:var(--shadow-card-hover, var(--shadow-card))}.version-toggle-btn:focus-visible{outline:2px solid var(--accent, #FF2442);outline-offset:1px;border-radius:var(--radius-sm, 6px)}.drawer:focus-visible,.mobile-filter-drawer:focus-visible,.download-sheet:focus-visible{outline-offset:-3px}@media (prefers-reduced-motion: 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