:root{--color-bg: #f5f5f7;--color-card: #ffffff;--color-text: #1d1d1f;--color-muted: #909399;--color-accent: #c2185b;--color-accent-light: #f6dde6;--color-border: #ececec;--shadow-card: 0 1px 6px rgba(0, 0, 0, .04);--shadow-elevated: 0 8px 24px rgba(0, 0, 0, .08);--radius-card: 12px;--bottom-tabs-h: 56px;--safe-bottom: env(safe-area-inset-bottom, 0px)}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body,#root{margin:0;padding:0;height:100%;background:var(--color-bg)}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;color:var(--color-text);font-size:14px;line-height:1.5;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button{font-family:inherit}img{display:block;max-width:100%}.app-shell{max-width:480px;margin:0 auto;min-height:100%;background:var(--color-bg);position:relative;padding-bottom:calc(var(--bottom-tabs-h) + var(--safe-bottom))}.app-shell.no-tabs{padding-bottom:0}.section-title{padding:18px 16px 8px;font-size:15px;font-weight:600;display:flex;align-items:center;justify-content:space-between}.section-title .more{font-size:12px;color:var(--color-muted);font-weight:400}.card{background:var(--color-card);border-radius:var(--radius-card);padding:12px;margin:8px 12px;box-shadow:var(--shadow-card)}.row{display:flex;align-items:center}.row.between{justify-content:space-between}.row.gap{gap:12px}.text-muted{color:var(--color-muted);font-size:12px}.text-mono{font-family:ui-monospace,SFMono-Regular,SF Mono,Menlo,monospace}.truncate-1{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.truncate-2{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.price{color:var(--color-accent);font-weight:600;font-size:16px}.price.lg{font-size:18px}.price.xl{font-size:26px}.list-price{color:var(--color-muted);font-size:11px;text-decoration:line-through}.brand-tag{color:var(--color-muted);font-size:11px;letter-spacing:.2px}.name{font-size:14px;font-weight:500;line-height:1.35;margin:4px 0 0;color:var(--color-text)}.product-card-h{display:flex;gap:12px;background:var(--color-card);border-radius:var(--radius-card);padding:12px;margin:8px 12px;box-shadow:var(--shadow-card);color:inherit}.product-card-h__body{flex:1;min-width:0}.product-card-h.skeleton{display:block}.product-card-compact{width:140px;flex-shrink:0;background:var(--color-card);border-radius:var(--radius-card);padding:8px;box-shadow:var(--shadow-card);color:inherit}.product-card-compact__body{padding-top:8px}.scroll-lane{display:flex;gap:12px;padding:0 12px 8px;overflow-x:auto;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch}.scroll-lane::-webkit-scrollbar{display:none}.scroll-lane>*{scroll-snap-align:start}.category-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:8px;padding:0 12px}.category-grid__item{background:var(--color-card);border-radius:var(--radius-card);padding:12px 4px;text-align:center;box-shadow:var(--shadow-card);color:inherit}.category-grid__icon{font-size:24px;line-height:1}.category-grid__label{margin-top:6px;font-size:12px;color:var(--color-text)}.brand-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:8px;padding:0 12px 16px}.brand-chip{display:flex;align-items:center;gap:10px;background:var(--color-card);border-radius:var(--radius-card);padding:10px 12px;box-shadow:var(--shadow-card);color:inherit}.brand-chip img{width:36px;height:36px;border-radius:6px;object-fit:contain;background:#fafafa}.brand-chip__name{font-size:13px;font-weight:500}.brand-chip__sub{color:var(--color-muted);font-size:11px}.banner{margin:12px;border-radius:var(--radius-card);overflow:hidden}.banner__slide{height:140px;display:flex;flex-direction:column;justify-content:center;color:#fff;font-size:18px;font-weight:600;padding:16px 20px}.banner__slide.s1{background:linear-gradient(135deg,#c2185b,#f06292)}.banner__slide.s2{background:linear-gradient(135deg,#5e35b1,#ab47bc)}.banner__slide.s3{background:linear-gradient(135deg,#ef6c00,#ffa726)}.banner__slide .sub{font-size:13px;font-weight:400;opacity:.92;margin-top:6px}.bottom-tabs-wrap{position:fixed;bottom:0;left:50%;transform:translate(-50%);width:100%;max-width:480px;z-index:50;background:var(--color-card);box-shadow:0 -1px 6px #0000000a;padding-bottom:var(--safe-bottom)}.sticky-bar{position:fixed;bottom:0;left:50%;transform:translate(-50%);width:100%;max-width:480px;background:var(--color-card);border-top:1px solid var(--color-border);padding:8px 12px calc(8px + var(--safe-bottom));display:flex;gap:8px;z-index:40}.empty{padding:60px 0;text-align:center;color:var(--color-muted)}.history-row{display:flex;justify-content:space-between;padding:6px 0;border-bottom:1px solid #f0f1f5;font-size:12px;color:#606266}.flash-strip{margin:12px 12px 8px;background:linear-gradient(135deg,#d32f2f,#ff5722);border-radius:12px;padding:12px 0 4px;color:#fff}.flash-strip__header{display:flex;align-items:center;justify-content:space-between;padding:0 12px 8px}.flash-strip__title{display:flex;align-items:center;gap:6px;font-size:14px}.flash-strip__lane{display:flex;gap:10px;padding:0 12px 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12px!important}.rv-search__content{background:var(--color-card)!important;box-shadow:var(--shadow-card)}.rv-cell,.rv-nav-bar{background:var(--color-card)!important}