.sheet-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#1a151273;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:300;display:flex;align-items:flex-end;justify-content:center;animation:fadeIn .2s ease}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.sheet-panel{background:var(--surface);border-radius:24px 24px 0 0;padding:12px 24px calc(28px + env(safe-area-inset-bottom));width:100%;max-width:480px;text-align:center;animation:slideUpSheet .32s cubic-bezier(.32,.72,0,1);box-shadow:0 -8px 40px #1a15121f}@keyframes slideUpSheet{0%{transform:translateY(100%)}to{transform:translateY(0)}}.sheet-handle{width:40px;height:4px;background:var(--border);border-radius:2px;margin:0 auto 20px}.sheet-icon{width:64px;height:64px;border-radius:18px;display:flex;align-items:center;justify-content:center;font-size:.9rem;font-weight:800;margin:0 auto 14px;box-shadow:var(--shadow-md)}.sheet-icon.taobao{background:linear-gradient(135deg,#ff5000,#ff7a00);color:#fff}.sheet-panel h2{font-size:1.2rem;font-weight:700;margin-bottom:8px;color:var(--text)}.sheet-desc{font-size:.85rem;color:var(--text-secondary);line-height:1.65;margin-bottom:20px}.sheet-desc strong{color:var(--taobao);font-weight:600}.sheet-steps{text-align:left;list-style:none;margin-bottom:24px;background:var(--bg-warm);border-radius:var(--radius-sm);padding:14px 16px}.sheet-steps li{display:flex;align-items:center;gap:10px;font-size:.82rem;color:var(--text-secondary);line-height:1.6;padding:4px 0}.sheet-steps li:before{content:attr(data-step);flex-shrink:0;width:22px;height:22px;border-radius:50%;background:var(--taobao-light);color:var(--taobao);font-size:.72rem;font-weight:700;display:flex;align-items:center;justify-content:center}.sheet-error{color:#e53935;font-size:.82rem;margin-bottom:12px;background:#fff0f0;padding:8px 12px;border-radius:8px}.btn-launch{width:100%;padding:15px;border-radius:14px;font-size:1rem;font-weight:700;border:none;cursor:pointer;margin-bottom:10px;letter-spacing:.3px}.btn-launch.taobao{background:var(--accent-gradient);color:#fff;box-shadow:0 4px 16px #ff500059}.btn-launch:disabled{opacity:.6}.sheet-waiting{display:flex;align-items:center;justify-content:center;gap:8px;font-size:.82rem;color:var(--shangou);margin-bottom:10px;font-weight:500}.sheet-waiting:before{content:"";width:14px;height:14px;border:2px solid var(--shangou);border-top-color:transparent;border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.btn-mock{width:100%;padding:11px;border-radius:10px;border:1.5px dashed var(--border);background:var(--bg);color:var(--text-muted);font-size:.82rem;margin-bottom:8px;cursor:pointer}.sheet-download{display:inline-block;font-size:.82rem;color:var(--taobao);margin-bottom:14px;font-weight:500}.sheet-cancel{width:100%;padding:12px;background:transparent;border:none;color:var(--text-muted);font-size:.88rem;cursor:pointer}.mobile-app{max-width:480px;margin:0 auto;padding:0 16px calc(28px + var(--safe-bottom));min-height:100vh}.hero-header{position:relative;margin:0 -16px 20px;padding:calc(20px + var(--safe-top)) 20px 24px;background:var(--accent-gradient);border-radius:0 0 28px 28px;color:#fff;overflow:hidden}.hero-header:before{content:"";position:absolute;top:-40px;right:-30px;width:140px;height:140px;border-radius:50%;background:#ffffff1f}.hero-header:after{content:"";position:absolute;bottom:-20px;left:-20px;width:100px;height:100px;border-radius:50%;background:#ffffff14}.hero-top{position:relative;display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.hero-brand{display:flex;align-items:center;gap:10px}.hero-logo{width:40px;height:40px;border-radius:12px;background:#ffffff38;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;font-size:1.1rem;font-weight:800;letter-spacing:-1px}.hero-brand h1{font-size:1.15rem;font-weight:700;line-height:1.2}.hero-brand p{font-size:.72rem;opacity:.85;margin-top:1px}.btn-auth-header{padding:7px 14px;border-radius:999px;background:#ffffff38;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);color:#fff;font-size:.78rem;font-weight:600;border:1px solid rgba(255,255,255,.3);white-space:nowrap}.btn-auth-header.bound{background:#00b96b59;border-color:#fff6}.hero-stats{position:relative;display:flex;gap:12px}.stat-card{flex:1;background:#ffffff2e;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-radius:14px;padding:12px 14px;border:1px solid rgba(255,255,255,.22)}.stat-card .stat-num{font-size:1.5rem;font-weight:800;line-height:1;letter-spacing:-.5px}.stat-card .stat-label{font-size:.72rem;opacity:.85;margin-top:4px}.dev-banner{display:flex;align-items:center;gap:8px;background:#fff8f0;border:1px solid #ffe0c0;border-radius:var(--radius-sm);padding:9px 12px;font-size:.75rem;color:#c45a00;margin-bottom:16px}.dev-banner:before{content:"⚙";font-size:.85rem}.section-title{font-size:.85rem;font-weight:600;color:var(--text-secondary);margin-bottom:10px;display:flex;align-items:center;justify-content:space-between}.btn-refresh{display:flex;align-items:center;gap:4px;padding:5px 10px;border-radius:999px;border:1px solid var(--border);background:var(--surface);font-size:.75rem;color:var(--text-muted);font-weight:500}.btn-refresh:not(:disabled):hover{border-color:var(--taobao-mid);color:var(--taobao)}.category-pills{display:flex;gap:8px;overflow-x:auto;padding-bottom:4px;margin-bottom:16px;scrollbar-width:none;-ms-overflow-style:none}.category-pills::-webkit-scrollbar{display:none}.category-pill{flex-shrink:0;padding:7px 14px;border-radius:999px;font-size:.8rem;font-weight:500;border:1.5px solid var(--border);background:var(--surface);color:var(--text-secondary);white-space:nowrap;transition:all .2s}.category-pill.active{background:var(--taobao-light);border-color:var(--taobao);color:var(--taobao);font-weight:600}.coupon-list{display:flex;flex-direction:column;gap:12px}.coupon-card{position:relative;background:var(--surface);border-radius:var(--radius);box-shadow:var(--shadow-sm);display:flex;overflow:hidden;transition:box-shadow .2s,transform .15s}.coupon-card:not(.claimed-today):active{transform:scale(.985);box-shadow:var(--shadow-md)}.coupon-card.claimed-today{opacity:.72}.coupon-card:before{content:"";position:absolute;left:88px;top:8px;bottom:8px;width:1px;background:repeating-linear-gradient(to bottom,var(--border) 0,var(--border) 4px,transparent 4px,transparent 8px)}.coupon-value-badge{flex-shrink:0;width:88px;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:16px 8px;background:linear-gradient(160deg,#fff5f0,#ffe8dc);color:var(--taobao)}.coupon-value-badge .amount{font-size:1.6rem;font-weight:800;line-height:1;letter-spacing:-1px}.coupon-value-badge .amount.sm{font-size:1.2rem}.coupon-value-badge .currency{font-size:.75rem;font-weight:700;vertical-align:super}.coupon-value-badge .threshold{font-size:.68rem;margin-top:4px;color:var(--text-muted);font-weight:500}.coupon-body{flex:1;min-width:0;padding:14px 12px 14px 16px;display:flex;flex-direction:column;justify-content:center}.coupon-header{display:flex;align-items:flex-start;gap:6px;margin-bottom:4px}.coupon-name{font-size:.92rem;font-weight:600;color:var(--text);line-height:1.3}.claimed-badge{flex-shrink:0;font-size:.62rem;padding:2px 7px;border-radius:999px;background:#e8f8f0;color:var(--success);font-weight:600;margin-top:2px}.coupon-desc{font-size:.75rem;color:var(--text-muted);margin-bottom:8px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.coupon-meta{display:flex;flex-wrap:wrap;gap:5px}.meta-tag{font-size:.65rem;padding:2px 7px;border-radius:4px;background:var(--bg);color:var(--text-muted);border:1px solid var(--border-light)}.meta-tag.highlight{background:var(--taobao-light);border-color:var(--taobao-mid);color:var(--taobao);font-weight:500}.coupon-expire{font-size:.68rem;color:var(--text-muted);margin-top:6px}.btn-claim{flex-shrink:0;align-self:center;margin-right:14px;background:var(--accent-gradient);color:#fff;padding:9px 16px;border-radius:999px;font-size:.82rem;font-weight:700;box-shadow:0 3px 10px #ff50004d;min-width:56px;text-align:center}.btn-claim.claimed{background:var(--bg);color:var(--text-muted);box-shadow:none;border:1.5px solid var(--border)}.skeleton-list{display:flex;flex-direction:column;gap:12px}.skeleton-card{height:96px;border-radius:var(--radius);background:linear-gradient(90deg,#f0ece8 25%,#faf8f6,#f0ece8 75%);background-size:200% 100%;animation:shimmer 1.4s infinite}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.empty-state{text-align:center;padding:48px 24px;color:var(--text-muted)}.empty-icon{font-size:2.8rem;margin-bottom:12px;opacity:.5}.empty-state p{font-size:.88rem;line-height:1.6}.empty-state .empty-hint{font-size:.78rem;margin-top:6px;color:var(--text-muted)}.mobile-toast{position:fixed;bottom:calc(28px + var(--safe-bottom));left:50%;transform:translate(-50%);background:#1a1512e0;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);color:#fff;border-radius:999px;padding:11px 22px;font-size:.85rem;font-weight:500;box-shadow:var(--shadow-lg);z-index:400;max-width:88%;text-align:center;animation:toastIn .25s ease}@keyframes toastIn{0%{opacity:0;transform:translate(-50%) translateY(12px)}to{opacity:1;transform:translate(-50%) translateY(0)}}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}:root{--bg: #f5f3f0;--bg-warm: #fff8f4;--surface: #ffffff;--surface-elevated: #ffffff;--border: #ebe6e1;--border-light: #f0ece8;--text: #1a1512;--text-secondary: #5c534d;--text-muted: #9a9088;--taobao: #ff5000;--taobao-light: #ff500012;--taobao-mid: #ff500028;--shangou: #00b96b;--success: #00b96b;--accent: #ff5000;--accent-gradient: linear-gradient(135deg, #ff5000 0%, #ff7a00 100%);--shadow-sm: 0 1px 3px rgba(26, 21, 18, .06);--shadow-md: 0 4px 16px rgba(26, 21, 18, .08);--shadow-lg: 0 8px 32px rgba(255, 80, 0, .12);--radius: 16px;--radius-sm: 10px;--safe-top: env(safe-area-inset-top, 0px);--safe-bottom: env(safe-area-inset-bottom, 0px);font-family:Noto Sans SC,system-ui,-apple-system,sans-serif;line-height:1.5;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased}html,body{height:100%;overflow-x:hidden}body{padding-top:var(--safe-top);padding-bottom:var(--safe-bottom);background:radial-gradient(ellipse 80% 50% at 50% -10%,rgba(255,80,0,.08) 0%,transparent 60%),var(--bg)}#root{min-height:100%}button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit;transition:opacity .15s,transform .15s}button:active:not(:disabled){transform:scale(.97)}button:disabled{cursor:not-allowed;opacity:.55}a{color:var(--accent)}