:root{--bg:#f7f8fa;--surface:#ffffff;--surface-2:#f0f2f5;--text:#1a1d21;--muted:#6b7280;--border:#e5e7eb;--accent:#0d9488;--accent-strong:#0f766e;--accent-soft:#d9f3f0;--danger:#dc2626;--fav:#e11d48;--radius:14px;--shadow:0 1px 3px rgba(16,24,40,0.06);--shadow-lift:0 8px 24px rgba(16,24,40,0.10);}html[data-theme="dark"]{--bg:#0f1113;--surface:#181b1e;--surface-2:#202429;--text:#e5e7eb;--muted:#9ca3af;--border:#2a2f34;--accent:#2dd4bf;--accent-strong:#5eead4;--accent-soft:#123c38;--danger:#f87171;--shadow:0 1px 3px rgba(0,0,0,0.4);--shadow-lift:0 8px 24px rgba(0,0,0,0.5);}*{box-sizing:border-box;}html{-webkit-text-size-adjust:100%;}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;line-height:1.65;padding-bottom:calc(64px + env(safe-area-inset-bottom));}a{color:var(--accent);text-decoration:none;}a:hover{text-decoration:none;}.icon{width:22px;height:22px;vertical-align:-4px;}.topbar{position:sticky;top:0;z-index:20;background:color-mix(in srgb,var(--surface) 88%,transparent);backdrop-filter:blur(12px);border-bottom:1px solid var(--border);}.topbar-inner{max-width:1080px;margin:0 auto;padding:0 16px;height:56px;display:flex;align-items:center;gap:20px;}.brand{display:flex;align-items:center;gap:8px;color:var(--text);font-weight:700;font-size:17px;}.brand-mark{width:26px;height:26px;border-radius:8px;background:var(--accent);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:16px;font-weight:800;line-height:1;}.topnav{display:flex;gap:4px;flex:1;}.topnav a{color:var(--muted);padding:6px 12px;border-radius:999px;font-size:15px;transition:color 0.15s,background 0.15s;}.topnav a:hover{color:var(--text);background:var(--surface-2);}[data-page="feed"] .topnav [data-nav="feed"],[data-page="shop"] .topnav [data-nav="shop"],[data-page="me"] .topnav [data-nav="me"]{color:var(--accent-strong);background:var(--accent-soft);font-weight:600;}.topbar-actions{display:flex;align-items:center;gap:10px;margin-left:auto;}.icon-btn{width:38px;height:38px;border-radius:10px;border:1px solid var(--border);background:var(--surface);color:var(--muted);display:inline-flex;align-items:center;justify-content:center;cursor:pointer;transition:all 0.15s;}.icon-btn:hover{color:var(--accent);border-color:var(--accent);}html[data-theme="light"] .icon-sun{display:none;}html[data-theme="dark"] .icon-moon{display:none;}.user-chip{display:flex;align-items:center;gap:6px;color:var(--text);font-size:14.5px;font-weight:600;padding:6px 12px;border-radius:999px;border:1px solid var(--border);background:var(--surface);}.user-chip:hover{border-color:var(--accent);}.user-chip .icon{width:18px;height:18px;color:var(--accent);}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:10px 20px;border-radius:12px;font-size:15px;cursor:pointer;border:1px solid var(--border);background:var(--surface);color:var(--text);transition:all 0.15s;}.btn:hover{border-color:var(--accent);color:var(--accent-strong);}.btn-primary{background:var(--accent);border-color:var(--accent);color:#fff;}.btn-primary:hover{background:var(--accent-strong);border-color:var(--accent-strong);color:#fff;}html[data-theme="dark"] .btn-primary{color:#062926;}.btn-danger{color:var(--danger);border-color:color-mix(in srgb,var(--danger) 40%,transparent);}.btn-danger:hover{background:var(--danger);border-color:var(--danger);color:#fff;}.btn-sm{padding:6px 14px;font-size:14px;border-radius:10px;}.btn-block{width:100%;}.btn[disabled]{opacity:0.6;cursor:not-allowed;}.main{max-width:1080px;margin:0 auto;padding:24px 16px 40px;min-height:60vh;}.page-head{display:flex;align-items:center;gap:12px;margin-bottom:18px;}.page-head h1{font-size:24px;margin:0;}.muted{color:var(--muted);}.small{font-size:13px;}.badge{font-size:12px;font-weight:600;padding:3px 10px;border-radius:999px;background:var(--accent-soft);color:var(--accent-strong);}.badge-demo{background:#fef3c7;color:#92400e;}html[data-theme="dark"] .badge-demo{background:#453a15;color:#fbbf24;}.card-grid{display:grid;gap:16px;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:transform 0.15s,box-shadow 0.15s;}.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lift);}.card-cover{aspect-ratio:16/10;}.cover-1{background:linear-gradient(135deg,#99f6e4,#0d9488);}.cover-2{background:linear-gradient(135deg,#bfdbfe,#3b82f6);}.cover-3{background:linear-gradient(135deg,#fbcfe8,#ec4899);}.cover-4{background:linear-gradient(135deg,#fde68a,#f59e0b);}.cover-5{background:linear-gradient(135deg,#c7d2fe,#6366f1);}.cover-6{background:linear-gradient(135deg,#a7f3d0,#10b981);}.pcover-1{background:linear-gradient(135deg,#e0f2f1,#80cbc4);}.pcover-2{background:linear-gradient(135deg,#e3f2fd,#90caf9);}.pcover-3{background:linear-gradient(135deg,#fce4ec,#f48fb1);}.pcover-4{background:linear-gradient(135deg,#fff8e1,#ffd54f);}.pcover-5{background:linear-gradient(135deg,#e8eaf6,#9fa8da);}.pcover-6{background:linear-gradient(135deg,#e8f5e9,#a5d6a7);}.card-body{padding:14px 16px 12px;}.card-tag{display:inline-block;font-size:12px;color:var(--accent-strong);background:var(--accent-soft);border-radius:6px;padding:1px 8px;margin-bottom:8px;}.card-title{font-size:16.5px;margin:0 0 6px;line-height:1.4;}.card-excerpt{font-size:13.5px;color:var(--muted);margin:0 0 10px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}.card-foot{display:flex;align-items:center;justify-content:space-between;padding-top:8px;border-top:1px solid var(--border);}.card-likes{font-size:13px;color:var(--muted);display:inline-flex;align-items:center;gap:4px;}.card-likes .icon{width:15px;height:15px;}.fav-btn{border:none;background:none;cursor:pointer;padding:6px;border-radius:8px;color:var(--muted);transition:color 0.15s,transform 0.1s;}.fav-btn:hover{color:var(--fav);}.fav-btn:active{transform:scale(0.88);}.fav-btn .icon{width:20px;height:20px;}.fav-btn[data-faved="1"]{color:var(--fav);}.fav-btn[data-faved="1"] .icon{fill:currentColor;}.product-shop{font-size:13px;color:var(--muted);margin:0 0 8px;}.product-price{display:flex;align-items:baseline;gap:8px;margin-bottom:10px;}.price{color:#f97316;font-size:19px;font-weight:700;}html[data-theme="dark"] .price{color:#fb923c;}.coupon{font-size:12px;color:#f97316;border:1px solid currentColor;border-radius:6px;padding:0 6px;}.product-meta{font-size:12.5px;color:var(--muted);}.me-grid{display:grid;gap:16px;max-width:720px;}.panel{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow);}.panel.narrow{max-width:420px;margin:40px auto;text-align:center;}.panel h2{font-size:17px;margin:0 0 14px;}.profile{margin-bottom:16px;}.profile-row{display:flex;justify-content:space-between;align-items:center;padding:9px 0;border-bottom:1px dashed var(--border);font-size:14.5px;}.profile-row:last-child{border-bottom:none;}.profile-row span{color:var(--muted);}.row-actions{display:flex;gap:10px;justify-content:center;margin-top:14px;}.fav-row{display:flex;align-items:center;gap:10px;padding:9px 0;border-bottom:1px dashed var(--border);font-size:14.5px;}.fav-row:last-child{border-bottom:none;}.fav-kind{flex-shrink:0;font-size:12px;color:var(--accent-strong);background:var(--accent-soft);border-radius:6px;padding:1px 8px;}.fav-title{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}.sessions .session-row{display:flex;align-items:center;gap:10px;padding:10px 0;border-bottom:1px dashed var(--border);font-size:14px;}.sessions .session-row:last-child{border-bottom:none;}.session-info{flex:1;min-width:0;}.session-ua{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}.session-meta{color:var(--muted);font-size:12.5px;}.session-current{font-size:12px;color:var(--accent-strong);background:var(--accent-soft);border-radius:999px;padding:1px 8px;flex-shrink:0;}.session-revoke{flex-shrink:0;}.auth-card{max-width:420px;margin:40px auto;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:28px 24px;box-shadow:var(--shadow);}.auth-card h1{font-size:22px;margin:0 0 6px;}.field{display:block;margin:14px 0;font-size:14px;color:var(--muted);}.field input{display:block;width:100%;margin-top:6px;padding:11px 12px;font-size:15px;color:var(--text);background:var(--bg);border:1px solid var(--border);border-radius:10px;outline:none;transition:border-color 0.15s,box-shadow 0.15s;}.field input:focus{border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 22%,transparent);}.form-error{margin:10px 0;padding:9px 12px;font-size:13.5px;color:var(--danger);background:color-mix(in srgb,var(--danger) 10%,transparent);border-radius:10px;}.qr-box{background:#fff;border:1px solid var(--border);border-radius:12px;padding:14px;display:flex;justify-content:center;margin:14px 0;}.qr-box svg{width:220px;height:220px;}.secret-text{display:block;text-align:center;font-size:15px;letter-spacing:0.08em;background:var(--bg);border:1px dashed var(--border);border-radius:10px;padding:10px;margin-bottom:6px;user-select:all;word-break:break-all;}.empty-page{text-align:center;padding:80px 20px;}.empty-page h1{font-size:56px;margin:0 0 8px;color:var(--muted);}#toast-root{position:fixed;top:66px;left:50%;transform:translateX(-50%);z-index:100;display:flex;flex-direction:column;gap:8px;align-items:center;pointer-events:none;}.toast{background:var(--text);color:var(--bg);padding:9px 18px;border-radius:999px;font-size:14px;box-shadow:var(--shadow-lift);animation:toast-in 0.18s ease;}@keyframes toast-in{from{opacity:0;transform:translateY(-8px);}to{opacity:1;}}#login-sheet{position:fixed;inset:0;z-index:90;}#login-sheet[hidden]{display:none;}.sheet-mask{position:absolute;inset:0;background:rgba(0,0,0,0.45);}.sheet{position:absolute;left:50%;bottom:0;transform:translateX(-50%);width:100%;max-width:420px;background:var(--surface);border-radius:18px 18px 0 0;padding:24px 22px calc(22px + env(safe-area-inset-bottom));animation:sheet-up 0.2s ease;}@keyframes sheet-up{from{transform:translate(-50%,30px);opacity:0.5;}to{transform:translate(-50%,0);}}.sheet h3{margin:0 0 6px;}.sheet p{color:var(--muted);margin:0 0 18px;font-size:14.5px;}.sheet-actions{display:flex;gap:10px;}.sheet-actions .btn{flex:1;}.bottomnav{position:fixed;bottom:0;left:0;right:0;z-index:20;display:none;background:color-mix(in srgb,var(--surface) 92%,transparent);backdrop-filter:blur(12px);border-top:1px solid var(--border);padding-bottom:env(safe-area-inset-bottom);}.bottomnav a{flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;padding:8px 0 6px;color:var(--muted);font-size:11px;}.bottomnav a .icon{width:22px;height:22px;}[data-page="feed"] .bottomnav [data-nav="feed"],[data-page="shop"] .bottomnav [data-nav="shop"],[data-page="me"] .bottomnav [data-nav="me"]{color:var(--accent-strong);font-weight:600;}@media (max-width:720px){body{padding-bottom:calc(66px + env(safe-area-inset-bottom));}.topnav{display:none;}.bottomnav{display:flex;}.main{padding-top:16px;}.brand-name{font-size:16px;}}@media (min-width:721px){body{padding-bottom:0;}}