/* ============================================
   有料网 - 仿站样式表
   ============================================ */

/* Reset & Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #1a73e8;
    --primary-dark: #0052cc;
    --primary-light: #e3f2fd;
    --accent: #ff6b35;
    --accent-light: #fff3e0;
    --text-dark: #1a1a2e;
    --text-medium: #4a5568;
    --text-light: #8995a8;
    --bg-white: #ffffff;
    --bg-light: #f5f7fa;
    --bg-gray: #eef1f6;
    --border: #e4e7ed;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
    --radius: 8px;
    --radius-lg: 12px;
    --transition: all 0.3s ease;
}

body {
    font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    font-size: 14px;
    color: var(--text-dark);
    background: var(--bg-light);
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

a:hover {
    color: var(--primary);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    display: block;
}

.container {
    width: 1200px;
    max-width: 100%;
    margin: 0 auto;
    padding: 0 15px;
}

/* ============================================
   顶部工具栏
   ============================================ */
.top-bar {
    background: #f8f9fb;
    border-bottom: 1px solid var(--border);
    font-size: 12px;
    color: var(--text-light);
    height: 36px;
    line-height: 36px;
}

.top-bar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.welcome-text {
    color: var(--text-light);
}

.top-bar-right {
    display: flex;
    align-items: center;
    gap: 0;
}

.top-link {
    color: var(--text-medium);
    padding: 0 8px;
}

.top-link:hover {
    color: var(--primary);
}

.divider {
    color: #d0d5dd;
}

/* ============================================
   头部区域
   ============================================ */
.header {
    background: var(--bg-white);
    padding: 20px 0;
    box-shadow: var(--shadow-sm);
}

.header-content {
    display: flex;
    align-items: center;
    gap: 40px;
}

/* Logo */
.logo a {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon {
    flex-shrink: 0;
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-name {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary);
    line-height: 1.2;
}

.logo-sub {
    font-size: 12px;
    color: var(--text-light);
    letter-spacing: 1px;
}

/* 搜索栏 */
.search-box {
    flex: 1;
    max-width: 560px;
}

.search-tabs {
    display: flex;
    gap: 4px;
    margin-bottom: 8px;
}

.search-tab {
    padding: 4px 16px;
    font-size: 13px;
    color: var(--text-medium);
    cursor: pointer;
    border-radius: 4px 4px 0 0;
    transition: var(--transition);
}

.search-tab.active {
    color: var(--primary);
    font-weight: 600;
    position: relative;
}

.search-tab.active::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    height: 2px;
    background: var(--primary);
}

.search-input-wrap {
    display: flex;
    border: 2px solid var(--primary);
    border-radius: var(--radius);
    overflow: hidden;
    height: 42px;
}

.search-input {
    flex: 1;
    border: none;
    outline: none;
    padding: 0 16px;
    font-size: 14px;
    color: var(--text-dark);
}

.search-input::placeholder {
    color: var(--text-light);
}

.search-btn {
    background: var(--primary);
    color: #fff;
    border: none;
    padding: 0 32px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.search-btn:hover {
    background: var(--primary-dark);
}

.hot-search {
    margin-top: 8px;
    font-size: 12px;
    color: var(--text-light);
    display: flex;
    align-items: center;
    gap: 6px;
    flex-wrap: wrap;
}

.hot-search > span {
    color: var(--text-light);
    margin-right: 2px;
}

.hot-search a.hs-item {
    display: inline-flex;
    align-items: center;
    gap: 3px;
    padding: 2px 8px;
    border-radius: 4px;
    background: #f5f6f7;
    color: var(--text-medium);
    text-decoration: none;
    transition: all .2s;
}

.hot-search a.hs-item:hover {
    background: rgba(255, 107, 53, .12);
    color: var(--accent);
}

.hot-search a.hs-item .hs-badge {
    width: 14px;
    height: 14px;
    line-height: 14px;
    text-align: center;
    border-radius: 3px;
    font-size: 10px;
    font-style: normal;
    font-weight: 700;
    color: #fff;
    background: #c0c4cc;
    flex-shrink: 0;
}

.hot-search a.hs-item.top1 .hs-badge { background: #ff4d2e; }
.hot-search a.hs-item.top2 .hs-badge { background: #ff7a3c; }
.hot-search a.hs-item.top3 .hs-badge { background: #ffa63c; }

/* 兼容：无接口数据时的静态词 */
.hot-search a:not(.hs-item) {
    color: var(--text-medium);
}

.hot-search a:not(.hs-item):hover {
    color: var(--accent);
}

/* 购物车 */
.header-cart {
    flex-shrink: 0;
}

.cart-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    border: 2px solid var(--border);
    border-radius: var(--radius);
    padding: 8px 20px;
    color: var(--primary);
    position: relative;
    transition: var(--transition);
}

.cart-btn:hover {
    border-color: var(--primary);
    background: var(--primary-light);
}

.cart-text {
    font-size: 14px;
    font-weight: 600;
}

.cart-count {
    background: var(--accent);
    color: #fff;
    font-size: 12px;
    min-width: 20px;
    height: 20px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 6px;
}

/* ============================================
   导航栏
   ============================================ */
.main-nav {
    background: var(--bg-white);
    border-bottom: 2px solid var(--primary);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-sm);
}

.nav-content {
    display: flex;
    align-items: center;
    height: 48px;
}

/* 全部分类 */
.all-categories {
    position: relative;
    width: 220px;
    flex-shrink: 0;
}

.all-categories-title {
    background: var(--primary);
    color: #fff;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    border-radius: var(--radius) var(--radius) 0 0;
}

.categories-dropdown {
    position: absolute;
    top: 48px;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.98);
    border: 1px solid var(--border);
    border-top: none;
    border-radius: 0 0 var(--radius) var(--radius);
    box-shadow: var(--shadow-md);
    display: none;
    z-index: 200;
}

.all-categories:hover .categories-dropdown {
    display: block;
}

.category-item {
    padding: 12px 16px;
    border-bottom: 1px solid var(--bg-gray);
    cursor: pointer;
    transition: var(--transition);
}

.category-item:last-child {
    border-bottom: none;
}

.category-item:hover {
    background: var(--primary-light);
}

.category-item-main {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 4px;
}

.cat-icon {
    font-size: 18px;
}

.cat-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-dark);
}

.category-sub {
    display: flex;
    flex-wrap: wrap;
    gap: 6px 12px;
    font-size: 12px;
}

.category-sub a {
    color: var(--text-light);
}

.category-sub a:hover {
    color: var(--primary);
}

/* 导航菜单 */
.nav-menu {
    display: flex;
    align-items: center;
    gap: 2px;
    margin-left: 12px;
    height: 48px;
    flex: 1;
    min-width: 0;
    white-space: nowrap;
    overflow: visible;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 0 11px;
    height: 48px;
    font-size: 14px;
    color: var(--text-dark);
    font-weight: 500;
    position: relative;
    transition: var(--transition);
    flex-shrink: 0;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary);
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 11px;
    right: 11px;
    height: 3px;
    background: var(--primary);
    border-radius: 2px;
}

.has-dropdown {
    position: relative;
}

.arrow-down {
    display: inline-block;
    width: 0;
    height: 0;
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-top: 5px solid currentColor;
    margin-top: 2px;
}

.nav-dropdown {
    position: absolute;
    top: 48px;
    left: 0;
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-md);
    min-width: 160px;
    padding: 8px 0;
    display: none;
    z-index: 200;
}

.has-dropdown:hover .nav-dropdown {
    display: block;
}

.nav-dropdown a {
    display: block;
    padding: 8px 20px;
    font-size: 14px;
    color: var(--text-medium);
}

.nav-dropdown a:hover {
    background: var(--primary-light);
    color: var(--primary);
}

/* ============================================
   Banner轮播
   ============================================ */
.banner-section {
    padding: 20px 0;
    background: var(--bg-white);
}

.banner-wrap {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    height: 400px;
}

.banner-slider {
    width: 100%;
    height: 100%;
    position: relative;
}

.banner-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.6s ease;
    display: flex;
    align-items: center;
}

.banner-slide.active {
    opacity: 1;
}

.banner-content {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 60px;
}

.banner-text {
    color: #fff;
    z-index: 2;
}

.banner-text h2 {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 16px;
    line-height: 1.3;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.banner-text p {
    font-size: 18px;
    margin-bottom: 8px;
    opacity: 0.95;
}

.banner-desc {
    font-size: 14px !important;
    opacity: 0.8 !important;
    margin-bottom: 24px !important;
}

.banner-btn {
    display: inline-block;
    padding: 12px 36px;
    background: rgba(255, 255, 255, 0.2);
    border: 2px solid rgba(255, 255, 255, 0.6);
    color: #fff;
    font-size: 16px;
    font-weight: 600;
    border-radius: 30px;
    backdrop-filter: blur(10px);
    transition: var(--transition);
}

.banner-btn:hover {
    background: #fff;
    color: var(--primary);
    border-color: #fff;
}

/* Banner装饰元素 */
.banner-deco {
    width: 300px;
    height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.molecule {
    position: relative;
    width: 200px;
    height: 200px;
}

.atom {
    position: absolute;
    border-radius: 50%;
    animation: float 4s ease-in-out infinite;
}

.atom-1 {
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.25);
    top: 20px;
    left: 60px;
}

.atom-2 {
    width: 60px;
    height: 60px;
    background: rgba(255, 107, 53, 0.4);
    top: 90px;
    left: 20px;
    animation-delay: 1s;
}

.atom-3 {
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.3);
    top: 100px;
    left: 130px;
    animation-delay: 2s;
}

.bond {
    position: absolute;
    height: 4px;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 2px;
    transform-origin: left center;
}

.bond-1 {
    width: 80px;
    top: 60px;
    left: 90px;
    transform: rotate(50deg);
}

.bond-2 {
    width: 70px;
    top: 100px;
    left: 85px;
    transform: rotate(-30deg);
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

.chip-icon {
    position: relative;
    width: 180px;
    height: 180px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.chip-body {
    width: 100px;
    height: 100px;
    background: rgba(255, 255, 255, 0.2);
    border: 3px solid rgba(255, 255, 255, 0.5);
    border-radius: 12px;
}

.chip-pin {
    position: absolute;
    background: rgba(255, 255, 255, 0.4);
    border-radius: 2px;
}

.pin-1 { width: 8px; height: 30px; top: 25px; left: 30px; }
.pin-2 { width: 8px; height: 30px; top: 25px; right: 30px; }
.pin-3 { width: 30px; height: 8px; bottom: 25px; left: 55px; }
.pin-4 { width: 30px; height: 8px; top: 25px; left: 55px; }

.battery-icon {
    position: relative;
    width: 160px;
    height: 120px;
}

.battery-body {
    width: 130px;
    height: 80px;
    background: rgba(255, 255, 255, 0.15);
    border: 3px solid rgba(255, 255, 255, 0.5);
    border-radius: 8px;
    position: absolute;
    bottom: 20px;
    left: 15px;
    overflow: hidden;
}

.battery-cap {
    width: 12px;
    height: 30px;
    background: rgba(255, 255, 255, 0.4);
    border-radius: 0 4px 4px 0;
    position: absolute;
    bottom: 45px;
    right: 5px;
}

.battery-charge {
    width: 70%;
    height: 100%;
    background: linear-gradient(90deg, rgba(255, 255, 255, 0.3), rgba(255, 255, 255, 0.5));
    animation: charge 2s ease-in-out infinite;
}

@keyframes charge {
    0%, 100% { width: 70%; }
    50% { width: 85%; }
}

/* Banner控制 */
.banner-dots {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 10;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: var(--transition);
}

.dot.active {
    background: #fff;
    width: 32px;
    border-radius: 6px;
}

.banner-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: #fff;
    font-size: 28px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    z-index: 10;
}

.banner-arrow:hover {
    background: rgba(255, 255, 255, 0.4);
}

.banner-prev { left: 20px; }
.banner-next { right: 20px; }

/* ============================================
   快捷服务
   ============================================ */
.quick-service {
    padding: 30px 0;
    background: var(--bg-white);
}

.service-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 20px;
}

.service-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 20px 12px;
    border-radius: var(--radius);
    transition: var(--transition);
    border: 1px solid transparent;
}

.service-item:hover {
    background: var(--primary-light);
    border-color: rgba(26, 115, 232, 0.15);
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.service-icon {
    margin-bottom: 12px;
}

.service-name {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 4px;
}

.service-desc {
    font-size: 12px;
    color: var(--text-light);
}

/* ============================================
   通用区块标题
   ============================================ */
.section-header {
    text-align: center;
    margin-bottom: 36px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.section-title {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-dark);
    position: relative;
    padding-bottom: 16px;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    border-radius: 2px;
}

.section-subtitle {
    margin-top: 12px;
    font-size: 15px;
    color: var(--text-light);
}

.section-tabs {
    display: flex;
    gap: 32px;
    margin-top: 20px;
}

.section-tab {
    font-size: 15px;
    color: var(--text-medium);
    cursor: pointer;
    padding-bottom: 6px;
    border-bottom: 2px solid transparent;
    transition: var(--transition);
}

.section-tab.active {
    color: var(--primary);
    font-weight: 600;
    border-bottom-color: var(--primary);
}

.section-tab:hover {
    color: var(--primary);
}

.view-more {
    color: var(--text-light);
    font-size: 14px;
}

.view-more:hover {
    color: var(--primary);
}

/* ============================================
   产品专区
   ============================================ */
.product-zone-section {
    padding: 50px 0;
    background: var(--bg-light);
}

.zone-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 14px;
}

.zone-card {
    border-radius: var(--radius-lg);
    padding: 18px 16px;
    position: relative;
    overflow: hidden;
    transition: var(--transition);
    cursor: pointer;
    min-height: 190px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.zone-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.zone-large {
    min-height: 190px;
}

.zone-card-content {
    z-index: 2;
}

.zone-card h3 {
    font-size: 17px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 6px;
    white-space: nowrap;
}

.zone-large h3 {
    font-size: 18px;
}

.zone-card p {
    font-size: 12px;
    line-height: 1.7;
    color: var(--text-medium);
    margin-bottom: 4px;
}

.zone-tag {
    display: inline-block;
    padding: 3px 8px;
    background: rgba(26, 115, 232, 0.1);
    color: var(--primary);
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
    margin-top: 6px;
    white-space: nowrap;
}

.zone-link {
    display: inline-block;
    margin-top: 12px;
    color: var(--primary);
    font-weight: 600;
    font-size: 13px;
    white-space: nowrap;
}

.zone-card-icon {
    position: absolute;
    right: 8px;
    bottom: 6px;
    opacity: 0.45;
    pointer-events: none;
    z-index: 1;
}

.zone-large .zone-card-icon svg {
    width: 56px;
    height: 56px;
}

/* ============================================
   热门产品
   ============================================ */
.hot-products-section {
    padding: 50px 0;
    background: var(--bg-white);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 16px;
}

.product-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: var(--transition);
    cursor: pointer;
}

.product-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.product-img {
    width: 100%;
    height: 180px;
    background: var(--bg-gray);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.product-img svg {
    width: 60%;
    height: 60%;
}

.product-img img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
    transition: transform 0.3s ease;
}

.product-card:hover .product-img img {
    transform: scale(1.05);
}

.product-tag {
    position: absolute;
    top: 8px;
    left: 8px;
    padding: 2px 8px;
    font-size: 11px;
    border-radius: 4px;
    font-weight: 600;
    color: #fff;
}

.tag-hot { background: var(--accent); }
.tag-new { background: #22c55e; }
.tag-rec { background: var(--primary); }

.product-info {
    padding: 12px;
}

.product-name {
    font-size: 13px;
    color: var(--text-dark);
    font-weight: 600;
    line-height: 1.4;
    margin-bottom: 6px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    height: 38px;
}

.product-cas {
    font-size: 12px;
    color: var(--text-light);
    margin-bottom: 8px;
}

.product-cas span {
    color: var(--text-medium);
}

.product-price {
    display: flex;
    align-items: baseline;
    gap: 4px;
    margin-bottom: 8px;
}

.price-symbol {
    font-size: 13px;
    color: var(--accent);
    font-weight: 600;
}

.price-value {
    font-size: 20px;
    color: var(--accent);
    font-weight: 700;
}

.price-unit {
    font-size: 12px;
    color: var(--text-light);
}

.product-meta {
    display: flex;
    justify-content: space-between;
    font-size: 11px;
    color: var(--text-light);
    padding-top: 8px;
    border-top: 1px solid var(--bg-gray);
}

.product-brand {
    color: var(--primary);
}

/* ============================================
   核心优势
   ============================================ */
.advantages-section {
    padding: 50px 0;
    background: linear-gradient(180deg, var(--bg-light) 0%, #e8f0fe 100%);
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.advantage-card {
    background: #fff;
    border-radius: var(--radius-lg);
    padding: 32px 24px;
    position: relative;
    overflow: hidden;
    transition: var(--transition);
    border: 1px solid var(--border);
}

.advantage-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(26, 115, 232, 0.2);
}

.advantage-num {
    position: absolute;
    top: 16px;
    right: 24px;
    font-size: 48px;
    font-weight: 800;
    color: rgba(26, 115, 232, 0.06);
    line-height: 1;
}

.advantage-icon {
    margin-bottom: 20px;
}

.advantage-card h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 12px;
}

.advantage-card p {
    font-size: 14px;
    color: var(--text-medium);
    line-height: 1.7;
}


/* ============================================
   行业应用
   ============================================ */
.industry-section {
    padding: 50px 0;
    background: var(--bg-light);
}

.industry-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 16px;
}

.industry-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px 12px;
    text-align: center;
    transition: var(--transition);
    cursor: pointer;
    text-decoration: none;
    display: block;
}

.industry-card:hover {
    border-color: var(--primary);
    background: var(--primary-light);
    transform: translateY(-4px);
}

.industry-icon {
    margin-bottom: 12px;
    display: flex;
    justify-content: center;
}

.industry-card span {
    font-size: 13px;
    color: var(--text-dark);
    font-weight: 500;
}

.industry-card .industry-desc {
    margin-top: 6px;
    font-size: 12px;
    color: var(--text-light);
    line-height: 1.5;
}

.industry-more {
    margin-top: 24px;
    text-align: center;
}

.industry-more-btn {
    display: inline-block;
    padding: 10px 28px;
    border: 1px solid var(--primary);
    border-radius: 24px;
    color: var(--primary);
    font-size: 14px;
    transition: var(--transition);
    text-decoration: none;
}

.industry-more-btn:hover {
    background: var(--primary);
    color: #fff;
}

/* ============================================
   企业实力
   ============================================ */
.company-section {
    padding: 60px 0;
    background: linear-gradient(135deg, #1a237e 0%, #0d47a1 50%, #01579b 100%);
    color: #fff;
}

.company-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.company-info .section-title {
    color: #fff;
    text-align: left;
}

.company-info .section-title::after {
    left: 0;
    transform: none;
}

.company-en {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 20px;
    letter-spacing: 1px;
}

.company-desc {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.8;
    margin-bottom: 30px;
}

.company-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 24px;
}

.stat-item {
    text-align: center;
}

.stat-num {
    display: block;
    font-size: 36px;
    font-weight: 800;
    color: #fff;
    line-height: 1.2;
}

.stat-num sup {
    font-size: 18px;
}

.stat-label {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.7);
}

.company-bases {
    display: flex;
    gap: 12px;
}

.base-tag {
    padding: 6px 20px;
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 20px;
    font-size: 13px;
    color: #fff;
}

.company-visual {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.factory-card {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-lg);
    padding: 32px;
    display: flex;
    align-items: center;
    gap: 24px;
    backdrop-filter: blur(10px);
}

.factory-icon {
    flex-shrink: 0;
}

.factory-info h4 {
    font-size: 18px;
    color: #fff;
    margin-bottom: 8px;
}

.factory-info p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
}

.cert-badge {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.cert-item {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius);
    padding: 14px 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.cert-icon {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: rgba(255, 107, 53, 0.3);
    color: #ff6b35;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 700;
    flex-shrink: 0;
}

.cert-item span:last-child {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.9);
}

/* ============================================
   新闻资讯
   ============================================ */
.news-section {
    padding: 50px 0;
    background: var(--bg-white);
}

.news-section .section-header {
    flex-direction: row;
    justify-content: space-between;
    margin-bottom: 24px;
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.news-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    transition: var(--transition);
    cursor: pointer;
}

.news-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.news-tag {
    display: inline-block;
    padding: 2px 10px;
    background: var(--primary-light);
    color: var(--primary);
    font-size: 12px;
    border-radius: 4px;
    margin-bottom: 12px;
    font-weight: 600;
}

.news-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-dark);
    line-height: 1.5;
    margin-bottom: 10px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-card:hover .news-title {
    color: var(--primary);
}

.news-desc {
    font-size: 13px;
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: 12px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-meta {
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    color: var(--text-light);
    padding-top: 12px;
    border-top: 1px solid var(--bg-gray);
}

/* ============================================
   底部服务保障
   ============================================ */
.footer-service {
    padding: 36px 0;
    background: var(--bg-white);
    border-top: 1px solid var(--border);
}

.footer-service-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
}

.footer-service-item {
    display: flex;
    align-items: center;
    gap: 16px;
}

.footer-service-item h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 4px;
}

.footer-service-item p {
    font-size: 13px;
    color: var(--text-light);
}

/* ============================================
   页脚
   ============================================ */
.footer {
    background: #1a2332;
    color: rgba(255, 255, 255, 0.7);
    padding: 50px 0 0;
}

.footer-main {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand-col {
    max-width: 280px;
}

.footer-logo {
    display: flex;
    flex-direction: column;
    margin-bottom: 16px;
}

.footer-logo-name {
    font-size: 22px;
    font-weight: 700;
    color: #fff;
}

.footer-logo-sub {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.5);
    letter-spacing: 1px;
}

.footer-desc {
    font-size: 13px;
    line-height: 1.7;
    margin-bottom: 20px;
}

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.contact-item {
    display: flex;
    flex-direction: column;
}

.contact-label {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.5);
}

.contact-value {
    font-size: 14px;
    color: #fff;
    font-weight: 600;
}

.footer-title {
    font-size: 15px;
    color: #fff;
    font-weight: 600;
    margin-bottom: 16px;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.6);
}

.footer-links a:hover {
    color: #fff;
}

.footer-qr {
    text-align: center;
}

.qr-code {
    width: 100px;
    height: 100px;
    background: #fff;
    border-radius: var(--radius);
    padding: 4px;
    margin: 0 auto 12px;
}

.footer-qr p {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.6);
    text-align: center;
}

.footer-bottom {
    padding: 24px 0;
    text-align: center;
}

.footer-links-bottom {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 12px;
    font-size: 13px;
}

.footer-links-bottom a {
    color: rgba(255, 255, 255, 0.6);
}

.footer-links-bottom a:hover {
    color: #fff;
}

.footer-links-bottom span {
    color: rgba(255, 255, 255, 0.3);
}

.footer-copyright {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.5);
    margin-bottom: 4px;
}

.footer-icp {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.4);
}

/* ============================================
   返回顶部 & 侧边工具栏
   ============================================ */
.back-to-top {
    position: fixed;
    right: 30px;
    bottom: 30px;
    width: 44px;
    height: 44px;
    background: var(--primary);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 99;
    box-shadow: var(--shadow-md);
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background: var(--primary-dark);
    transform: translateY(-4px);
}

.side-toolbar {
    position: fixed;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    background: #fff;
    border: 1px solid var(--border);
    border-right: none;
    border-radius: var(--radius) 0 0 var(--radius);
    box-shadow: var(--shadow-md);
    z-index: 99;
    overflow: hidden;
}

.side-tool {
    width: 56px;
    height: 56px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
    cursor: pointer;
    transition: var(--transition);
    border-bottom: 1px solid var(--bg-gray);
    color: var(--text-medium);
    position: relative;
}

.side-tool:last-child {
    border-bottom: none;
}

.side-tool:hover {
    background: var(--primary);
    color: #fff;
}

.side-tool-text {
    font-size: 11px;
}

/* ============================================
   响应式
   ============================================ */
@media (max-width: 1200px) {
    .container {
        width: 100%;
    }
    
    .header-content {
        flex-wrap: wrap;
        gap: 20px;
    }
    
    .search-box {
        order: 3;
        max-width: 100%;
        width: 100%;
    }
    
    .service-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .zone-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .zone-large {
        grid-row: auto;
    }
    
    .products-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .advantages-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .industry-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .news-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-main {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-service-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .company-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .top-bar-right {
        display: none;
    }
    
    .nav-menu {
        overflow-x: auto;
        margin-left: 0;
    }
    
    .all-categories {
        width: 180px;
    }
    
    .banner-wrap {
        height: 260px;
    }
    
    .banner-content {
        padding: 0 24px;
    }
    
    .banner-text h2 {
        font-size: 24px;
    }
    
    .banner-deco {
        display: none;
    }
    
    .service-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .zone-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .advantages-grid {
        grid-template-columns: 1fr;
    }
    
    .industry-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .news-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-main {
        grid-template-columns: 1fr;
    }
    
    .company-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .side-toolbar {
        display: none;
    }
}

/* ============================================
   全栈版新增：弹窗 / 抽屉 / Toast / 订单
   ============================================ */

/* ---- 通用按钮 ---- */
.btn-primary {
    background: var(--primary);
    color: #fff;
    border: none;
    padding: 12px 24px;
    font-size: 15px;
    font-weight: 600;
    border-radius: var(--radius);
    cursor: pointer;
    transition: var(--transition);
}

.btn-primary:hover {
    background: var(--primary-dark);
}

.btn-primary:disabled {
    background: #a0c3f0;
    cursor: not-allowed;
}

.btn-block {
    width: 100%;
    display: block;
}

.btn-logout {
    width: 100%;
    background: none;
    border: 1px solid #ff6b35;
    color: #ff6b35;
    padding: 10px;
    border-radius: var(--radius);
    cursor: pointer;
    font-size: 14px;
    margin-top: 16px;
    transition: var(--transition);
}

.btn-logout:hover {
    background: #fff3e0;
}

/* ---- 弹窗 ---- */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.55);
    z-index: 1000;
    display: none;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(2px);
}

.modal-overlay.open {
    display: flex;
}

.modal {
    background: #fff;
    border-radius: var(--radius-lg);
    width: 420px;
    max-width: calc(100vw - 32px);
    max-height: calc(100vh - 64px);
    overflow-y: auto;
    padding: 28px;
    position: relative;
    animation: modalIn 0.25s ease;
}

@keyframes modalIn {
    from { transform: translateY(24px) scale(0.97); opacity: 0; }
    to { transform: none; opacity: 1; }
}

.modal-close {
    position: absolute;
    top: 12px;
    right: 14px;
    width: 32px;
    height: 32px;
    border: none;
    background: var(--bg-gray);
    border-radius: 50%;
    font-size: 20px;
    color: var(--text-medium);
    cursor: pointer;
    line-height: 1;
    transition: var(--transition);
}

.modal-close:hover {
    background: #fee2e2;
    color: #ef4444;
}

.modal-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 20px;
}

/* ---- 登录注册 ---- */
.auth-tabs {
    display: flex;
    gap: 24px;
    margin-bottom: 24px;
    border-bottom: 1px solid var(--border);
}

.auth-tab {
    padding-bottom: 10px;
    font-size: 16px;
    font-weight: 600;
    color: var(--text-light);
    cursor: pointer;
    border-bottom: 2px solid transparent;
}

.auth-tab.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
}

.form-group {
    margin-bottom: 14px;
}

.form-group label {
    display: block;
    font-size: 13px;
    color: var(--text-medium);
    margin-bottom: 6px;
    font-weight: 600;
}

.form-group input,
.form-group textarea {
    width: 100%;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 10px 12px;
    font-size: 14px;
    outline: none;
    transition: var(--transition);
    font-family: inherit;
    resize: vertical;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(26, 115, 232, 0.12);
}

.form-error {
    color: #ef4444;
    font-size: 13px;
    min-height: 18px;
    margin-bottom: 8px;
}

.auth-tip {
    text-align: center;
    font-size: 12px;
    color: var(--text-light);
    margin-top: 12px;
    background: var(--bg-gray);
    border-radius: 6px;
    padding: 8px;
}

/* ---- 购物车抽屉 ---- */
.drawer-overlay {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.45);
    z-index: 900;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.drawer-overlay.open {
    opacity: 1;
    visibility: visible;
}

.cart-drawer {
    position: fixed;
    top: 0;
    right: -420px;
    width: 400px;
    max-width: 92vw;
    height: 100%;
    background: #fff;
    z-index: 950;
    display: flex;
    flex-direction: column;
    box-shadow: -8px 0 32px rgba(0, 0, 0, 0.15);
    transition: right 0.3s ease;
}

.cart-drawer.open {
    right: 0;
}

.cart-drawer-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 20px;
    border-bottom: 1px solid var(--border);
}

.cart-drawer-header h3 {
    font-size: 17px;
    color: var(--text-dark);
}

.cart-drawer-body {
    flex: 1;
    overflow-y: auto;
    padding: 12px 20px;
}

.cart-drawer-footer {
    padding: 16px 20px;
    border-top: 1px solid var(--border);
    background: #fafbfd;
}

.cart-item-row {
    display: flex;
    gap: 12px;
    padding: 14px 0;
    border-bottom: 1px solid var(--bg-gray);
}

.cart-item-row:last-child {
    border-bottom: none;
}

.cart-item-info {
    flex: 1;
    min-width: 0;
}

.cart-item-name {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-dark);
    line-height: 1.4;
    margin-bottom: 4px;
}

.cart-item-meta {
    font-size: 12px;
    color: var(--text-light);
    margin-bottom: 6px;
}

.cart-item-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.cart-item-price {
    color: var(--accent);
    font-weight: 700;
    font-size: 15px;
}

.qty-control {
    display: flex;
    align-items: center;
    gap: 0;
    border: 1px solid var(--border);
    border-radius: 6px;
    overflow: hidden;
}

.qty-btn {
    width: 26px;
    height: 26px;
    border: none;
    background: var(--bg-gray);
    font-size: 15px;
    cursor: pointer;
    color: var(--text-medium);
    line-height: 1;
}

.qty-btn:hover {
    background: var(--primary-light);
    color: var(--primary);
}

.qty-input {
    width: 58px;
    height: 26px;
    border: none;
    text-align: center;
    font-size: 13px;
    outline: none;
}

.cart-item-remove {
    border: none;
    background: none;
    color: var(--text-light);
    font-size: 12px;
    cursor: pointer;
    padding: 2px 4px;
}

.cart-item-remove:hover {
    color: #ef4444;
}

.cart-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
    font-size: 14px;
    color: var(--text-medium);
}

.cart-total-price {
    font-size: 22px;
    font-weight: 800;
    color: var(--accent);
}

.btn-checkout {
    width: 100%;
    padding: 13px;
    font-size: 16px;
}

.cart-empty {
    text-align: center;
    padding: 60px 0;
    color: var(--text-light);
}

.cart-empty svg {
    margin: 0 auto 16px;
    opacity: 0.4;
}

/* ---- 结算 ---- */
.checkout-summary {
    background: var(--bg-gray);
    border-radius: var(--radius);
    padding: 12px 16px;
    margin-bottom: 18px;
    font-size: 13px;
    color: var(--text-medium);
    max-height: 160px;
    overflow-y: auto;
}

.checkout-summary .sum-row {
    display: flex;
    justify-content: space-between;
    padding: 3px 0;
}

.checkout-summary .sum-total {
    border-top: 1px dashed var(--border);
    margin-top: 6px;
    padding-top: 8px;
    font-weight: 700;
    color: var(--accent);
}

/* ---- 支付方式 ---- */
.pay-methods {
    display: flex;
    gap: 12px;
}

.pay-methods-center {
    justify-content: center;
    margin: 16px 0;
}

.pay-method {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    border: 2px solid var(--border);
    border-radius: var(--radius);
    padding: 10px;
    cursor: pointer;
    font-size: 14px;
    transition: var(--transition);
}

.pay-method input {
    display: none;
}

.pay-method.active {
    border-color: var(--primary);
    background: var(--primary-light);
    color: var(--primary);
    font-weight: 600;
}

/* ---- 支付弹窗 ---- */
.pay-modal {
    text-align: center;
}

.pay-amount {
    font-size: 36px;
    font-weight: 800;
    color: var(--accent);
    margin: 8px 0 4px;
}

.pay-order-no {
    font-size: 13px;
    color: var(--text-light);
    margin-bottom: 8px;
}

.pay-tip {
    font-size: 12px;
    color: var(--text-light);
    background: var(--bg-gray);
    border-radius: 6px;
    padding: 8px;
    margin-bottom: 14px;
}

.pay-success-icon {
    width: 64px;
    height: 64px;
    margin: 8px auto 12px;
    border-radius: 50%;
    background: #dcfce7;
    color: #16a34a;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
}

/* ---- 订单列表 ---- */
.orders-modal {
    width: 560px;
}

.orders-list {
    max-height: 60vh;
    overflow-y: auto;
}

.order-card {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 14px 16px;
    margin-bottom: 12px;
}

.order-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
    font-size: 12px;
    color: var(--text-light);
}

.order-status {
    padding: 2px 10px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
}

.status-pending { background: #fef3c7; color: #b45309; }
.status-paid { background: #dcfce7; color: #15803d; }
.status-cancelled { background: #fee2e2; color: #b91c1c; }

.order-card-items {
    font-size: 13px;
    color: var(--text-medium);
    margin-bottom: 10px;
}

.order-card-items .sum-row {
    display: flex;
    justify-content: space-between;
    padding: 2px 0;
}

.order-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 10px;
    border-top: 1px solid var(--bg-gray);
}

.order-total {
    font-weight: 700;
    color: var(--accent);
}

.btn-sm {
    padding: 6px 14px;
    font-size: 13px;
    border-radius: 6px;
    border: none;
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition);
}

.btn-pay {
    background: var(--accent);
    color: #fff;
}

.btn-pay:hover {
    background: #e8590c;
}

.btn-cancel-order {
    background: var(--bg-gray);
    color: var(--text-medium);
}

.btn-cancel-order:hover {
    background: #fee2e2;
    color: #ef4444;
}

/* ---- 会员中心 ---- */
.profile-modal {
    width: 460px;
}

.profile-row {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px solid var(--bg-gray);
    font-size: 14px;
}

.profile-row .label {
    color: var(--text-light);
}

.profile-row .value {
    color: var(--text-dark);
    font-weight: 600;
}

.profile-points {
    background: linear-gradient(135deg, #1a73e8, #0052cc);
    color: #fff;
    border-radius: var(--radius);
    padding: 18px;
    text-align: center;
    margin-bottom: 16px;
}

.profile-points .pts {
    font-size: 32px;
    font-weight: 800;
}

.profile-points .pts-label {
    font-size: 13px;
    opacity: 0.85;
}

/* ---- Toast ---- */
.toast {
    position: fixed;
    top: 80px;
    left: 50%;
    transform: translateX(-50%) translateY(-16px);
    background: rgba(26, 35, 50, 0.92);
    color: #fff;
    padding: 12px 28px;
    border-radius: 30px;
    font-size: 14px;
    z-index: 1200;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    max-width: 90vw;
}

.toast.show {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.toast.success { background: rgba(22, 163, 74, 0.95); }
.toast.error { background: rgba(220, 38, 38, 0.95); }

/* ---- 登录状态 ---- */
.top-link.username-link {
    color: var(--primary);
    font-weight: 600;
}

@media (max-width: 768px) {
    .modal {
        padding: 20px;
    }
    .orders-modal {
        width: 100%;
    }
}

/* ---- 商品卡片加购按钮 ---- */
.btn-add-cart {
    width: 100%;
    margin-top: 8px;
    padding: 6px;
    border: 1px solid var(--primary);
    background: #fff;
    color: var(--primary);
    font-size: 12px;
    font-weight: 600;
    border-radius: 6px;
    cursor: pointer;
    transition: var(--transition);
}

.btn-add-cart:hover {
    background: var(--primary);
    color: #fff;
}

/* ============================================
   商品列表页 & 详情页
   ============================================ */

/* ---- 面包屑 ---- */
.breadcrumb {
    padding: 16px 0 4px;
    font-size: 13px;
    color: var(--text-light);
}
.breadcrumb a { color: var(--text-medium); text-decoration: none; }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb span { margin: 0 6px; }
.breadcrumb em { font-style: normal; color: var(--text-dark); font-weight: 600; }

/* ---- 列表布局 ---- */
.list-main { background: var(--bg-gray, #f5f7fa); padding-bottom: 48px; min-height: 60vh; }
.list-layout { display: flex; gap: 20px; margin-top: 12px; align-items: flex-start; }

.cat-sidebar {
    width: 220px; flex-shrink: 0;
    background: #fff; border-radius: var(--radius-lg, 14px);
    padding: 18px 14px; position: sticky; top: 12px;
}
.cat-side-title {
    font-size: 15px; font-weight: 700; padding: 0 8px 12px;
    border-bottom: 1px solid var(--border); margin-bottom: 10px;
}
.cat-side-list { list-style: none; }
.cat-side-link {
    display: flex; justify-content: space-between; align-items: center;
    padding: 9px 10px; border-radius: 8px; font-size: 14px;
    color: var(--text-medium); text-decoration: none; transition: var(--transition);
}
.cat-side-link:hover { background: var(--primary-light); color: var(--primary); }
.cat-side-link.active { background: var(--primary); color: #fff; font-weight: 600; }
.cat-count { font-size: 12px; opacity: 0.7; }
.cat-side-box { margin-top: 20px; background: var(--bg-gray, #f5f7fa); border-radius: 10px; padding: 14px; }
.cat-side-box-title { font-size: 13px; font-weight: 700; margin-bottom: 8px; }
.cat-side-box p { font-size: 12px; color: var(--text-light); line-height: 1.9; }

.list-content { flex: 1; min-width: 0; }

/* ---- 筛选排序栏 ---- */
.filter-bar {
    display: flex; justify-content: space-between; align-items: center;
    background: #fff; border-radius: 10px; padding: 10px 16px; margin-bottom: 14px;
}
.sort-group { display: flex; gap: 4px; }
.sort-btn {
    padding: 6px 16px; border-radius: 6px; font-size: 13px;
    cursor: pointer; color: var(--text-medium); transition: var(--transition);
}
.sort-btn:hover { color: var(--primary); }
.sort-btn.active { background: var(--primary); color: #fff; font-weight: 600; }
.result-info { font-size: 13px; color: var(--text-light); }

/* ---- 列表页网格 ---- */
.list-content .products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
    gap: 16px;
}
.list-loading, .list-empty {
    grid-column: 1/-1; text-align: center; padding: 70px 0;
    color: var(--text-light); font-size: 15px;
}
.list-loading a, .list-empty a { color: var(--primary); }

/* 商品名可点击 */
.product-card .product-name { cursor: pointer; text-decoration: none; color: inherit; }
.product-card .product-name:hover { color: var(--primary); }

/* ---- 分页 ---- */
.list-pager { display: flex; justify-content: center; gap: 8px; padding: 26px 0 6px; }
.list-pager button {
    min-width: 36px; height: 34px; padding: 0 12px;
    border: 1px solid var(--border); background: #fff; border-radius: 8px;
    font-size: 13px; color: var(--text-medium); cursor: pointer; transition: var(--transition);
}
.list-pager button:hover:not(:disabled) { border-color: var(--primary); color: var(--primary); }
.list-pager button.cur { background: var(--primary); border-color: var(--primary); color: #fff; font-weight: 700; }
.list-pager button:disabled { opacity: 0.4; cursor: not-allowed; }
.pg-dot { color: var(--text-light); align-self: center; }

/* ============================================
   详情页
   ============================================ */
.detail-main { background: var(--bg-gray, #f5f7fa); padding-bottom: 48px; min-height: 60vh; }
.detail-layout {
    display: flex; gap: 32px; background: #fff;
    border-radius: var(--radius-lg, 14px); padding: 28px; margin-top: 12px;
    align-items: flex-start; flex-wrap: wrap;
}

.detail-gallery { width: 340px; flex-shrink: 0; text-align: center; }
.detail-img {
    width: 340px; height: 340px; border-radius: 14px;
    background: linear-gradient(160deg, #f8fafd, #eef3fa);
    display: flex; align-items: center; justify-content: center;
    border: 1px solid var(--border); position: relative;
}
.detail-img svg { width: 200px; height: 200px; }
.detail-img img {
    width: 100%; height: 100%; object-fit: contain;
    object-position: center;
    border-radius: 14px; padding: 12px;
}
.detail-thumbs { display: flex; gap: 10px; margin-top: 12px; justify-content: center; }
.thumb {
    width: 64px; height: 64px; border: 2px solid var(--border); border-radius: 10px;
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    cursor: pointer; font-size: 20px; color: var(--text-light); transition: var(--transition);
    background: #fafcfe; position: relative; overflow: hidden;
}
.thumb img { width: 100%; height: 100%; object-fit: contain; border-radius: 8px; padding: 3px; }
.thumb svg { width: 44px; height: 44px; }
.thumb small { font-size: 10px; }
.thumb.active, .thumb:hover { border-color: var(--primary); }

.detail-info { flex: 1; min-width: 300px; }
.detail-name { font-size: 22px; line-height: 1.45; margin-bottom: 10px; }
.detail-sub {
    display: flex; flex-wrap: wrap; gap: 6px 18px; font-size: 13px; color: var(--text-light);
    background: var(--bg-gray, #f5f7fa); border-radius: 8px; padding: 10px 14px; margin-bottom: 18px;
}
.detail-sub b { color: var(--text-dark); font-weight: 600; }

.detail-price-box {
    display: flex; justify-content: space-between; align-items: flex-end;
    background: linear-gradient(90deg, #fff5f0, #fff);
    border: 1px dashed #ffd6c2; border-radius: 10px; padding: 16px 18px; margin-bottom: 20px;
}
.detail-price .price-symbol { font-size: 18px; }
.detail-price .price-value { font-size: 34px; font-weight: 800; }
.detail-price .price-unit { font-size: 14px; color: var(--text-light); margin-left: 4px; }
.detail-price .price-symbol, .detail-price .price-value { color: var(--accent); }
.detail-price-side { display: flex; gap: 14px; font-size: 13px; color: var(--text-light); padding-bottom: 6px; }

.detail-specs { margin-bottom: 22px; }
.spec-row { display: flex; align-items: center; gap: 14px; margin-bottom: 14px; }
.spec-label { width: 70px; font-size: 13px; color: var(--text-light); flex-shrink: 0; text-align: right; }
.spec-val {
    padding: 6px 16px; border: 1px solid var(--primary); color: var(--primary);
    border-radius: 6px; font-size: 13px; font-weight: 600;
}
.spec-note { font-size: 12px; color: var(--text-light); }
.spec-note em { font-style: normal; color: var(--text-dark); font-weight: 600; }
.spec-total { font-size: 22px; font-weight: 800; color: var(--accent); }

/* SKU 规格选择按钮组 */
.sku-group { display: flex; flex-wrap: wrap; gap: 10px; }
.sku-btn {
    display: flex; flex-direction: column; align-items: center; gap: 2px;
    padding: 8px 18px; border: 1.5px solid #d9dee8; border-radius: 8px;
    background: #fff; color: var(--text-dark); font-size: 13px; font-weight: 600;
    cursor: pointer; transition: var(--transition);
}
.sku-btn:hover { border-color: var(--primary); color: var(--primary); }
.sku-btn.active { border-color: var(--primary); background: var(--primary-light); color: var(--primary); }
.sku-btn .sku-price { font-style: normal; font-size: 12px; font-weight: 800; color: var(--accent); }
.sku-btn.active .sku-price { color: var(--accent); }

.detail-actions { display: flex; gap: 14px; margin-bottom: 18px; }
.btn-detail-cart {
    flex: 1; padding: 13px; border-radius: var(--radius, 10px);
    border: 1px solid var(--primary); background: var(--primary-light);
    color: var(--primary); font-size: 16px; font-weight: 700; cursor: pointer; transition: var(--transition);
}
.btn-detail-cart:hover { background: var(--primary); color: #fff; }
.btn-detail-buy {
    flex: 1; padding: 13px; border-radius: var(--radius, 10px);
    border: none; background: linear-gradient(90deg, #ff8f5e, var(--accent));
    color: #fff; font-size: 16px; font-weight: 700; cursor: pointer; transition: var(--transition);
}
.btn-detail-buy:hover { filter: brightness(1.06); transform: translateY(-1px); }

.detail-services { display: flex; gap: 16px; flex-wrap: wrap; font-size: 12.5px; color: var(--text-light); }

/* ---- 详情选项卡 ---- */
.detail-tabs {
    display: flex; gap: 6px; margin-top: 22px;
    background: #fff; border-radius: 12px 12px 0 0; padding: 8px 12px 0;
}
.d-tab {
    padding: 12px 26px; font-size: 15px; color: var(--text-medium);
    cursor: pointer; border-radius: 10px 10px 0 0; border-bottom: 3px solid transparent;
    font-weight: 600; transition: var(--transition);
}
.d-tab.active { color: var(--primary); border-bottom-color: var(--primary); }
.detail-panel {
    background: #fff; border-radius: 0 0 12px 12px; padding: 26px 30px; margin-bottom: 10px;
}
.detail-table { width: 100%; border-collapse: collapse; margin-bottom: 20px; }
.detail-table th, .detail-table td {
    border: 1px solid var(--border); padding: 10px 16px; font-size: 13.5px; text-align: left;
}
.detail-table th { background: var(--bg-gray, #f5f7fa); color: var(--text-light); font-weight: 600; width: 15%; }
.detail-desc { font-size: 14px; color: var(--text-medium); line-height: 2; }
.detail-panel h4 { font-size: 15px; margin-bottom: 12px; }
.detail-panel p { font-size: 13.5px; color: var(--text-medium); line-height: 2.1; }

/* ---- 相关推荐 ---- */
.relate-section { margin-top: 30px; }
.relate-title { font-size: 18px; margin-bottom: 16px; position: relative; padding-left: 12px; }
.relate-title::before {
    content: ''; position: absolute; left: 0; top: 4px; bottom: 4px;
    width: 4px; border-radius: 2px; background: var(--primary);
}
.relate-grid {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 16px;
}

/* ---- 响应式 ---- */
@media (max-width: 900px) {
    .list-layout { flex-direction: column; }
    .cat-sidebar { width: 100%; position: static; }
    .detail-layout { flex-direction: column; align-items: center; }
    .detail-gallery { width: 100%; }
    .detail-img { width: 100%; max-width: 340px; }
    .detail-info { width: 100%; }
}


/* ============================================
   行业应用页 industry.html
   ============================================ */
.industry-hero {
    padding: 60px 0;
    background: linear-gradient(135deg, #1a237e 0%, #0d47a1 50%, #01579b 100%);
    color: #fff;
}

.industry-hero-content {
    max-width: 860px;
    margin: 0 auto;
    text-align: center;
}

.industry-hero h1 {
    font-size: 34px;
    font-weight: 700;
    margin-bottom: 8px;
    letter-spacing: 1px;
}

.industry-hero-sub {
    font-size: 18px;
    color: rgba(255,255,255,0.85);
    margin-bottom: 20px;
}

.industry-hero-desc {
    font-size: 14px;
    line-height: 1.9;
    color: rgba(255,255,255,0.75);
    margin-bottom: 24px;
}

.industry-hero-tags {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
}

.industry-hero-tags span {
    padding: 6px 18px;
    border: 1px solid rgba(255,255,255,0.4);
    border-radius: 20px;
    font-size: 13px;
    color: #fff;
    background: rgba(255,255,255,0.08);
}

.industry-navbar {
    background: #fff;
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.industry-navbar .container {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    padding: 12px 0;
}

.industry-nav-item {
    padding: 8px 22px;
    border-radius: 20px;
    font-size: 14px;
    color: var(--text-medium);
    text-decoration: none;
    white-space: nowrap;
    transition: var(--transition);
    border: 1px solid transparent;
}

.industry-nav-item:hover,
.industry-nav-item.active {
    background: var(--primary);
    color: #fff;
}

.industry-detail {
    padding: 56px 0;
}

.industry-detail.alt {
    background: var(--bg-light);
}

.industry-detail-head {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 28px;
}

.industry-detail-icon {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    background: linear-gradient(135deg, #e3f2fd, #bbdefb);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 26px;
    flex-shrink: 0;
}

.industry-detail-head h2 {
    font-size: 24px;
    color: var(--text-dark);
    margin-bottom: 4px;
}

.industry-detail-head p {
    font-size: 13px;
    color: var(--text-light);
    line-height: 1.7;
}

.industry-sub-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.industry-sub-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 22px;
    transition: var(--transition);
}

.industry-sub-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
}

.industry-sub-card h3 {
    font-size: 16px;
    color: var(--text-dark);
    margin-bottom: 8px;
    position: relative;
    padding-left: 14px;
}

.industry-sub-card h3::before {
    content: '';
    position: absolute;
    left: 0;
    top: 4px;
    bottom: 4px;
    width: 4px;
    border-radius: 2px;
    background: var(--primary);
}

.industry-sub-card p {
    font-size: 13px;
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 14px;
}

.industry-sub-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.industry-sub-tags a {
    padding: 4px 12px;
    border-radius: 14px;
    background: var(--primary-light);
    color: var(--primary);
    font-size: 12px;
    text-decoration: none;
    transition: var(--transition);
}

.industry-sub-tags a:hover {
    background: var(--primary);
    color: #fff;
}

.industry-products {
    margin-top: 20px;
    padding: 14px 20px;
    background: #fff;
    border: 1px dashed var(--border);
    border-radius: var(--radius);
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
}

.industry-products-label {
    font-size: 13px;
    color: var(--text-dark);
    font-weight: 600;
    margin-right: 4px;
}

.industry-products a {
    padding: 4px 14px;
    border-radius: 14px;
    border: 1px solid var(--primary);
    color: var(--primary);
    font-size: 12px;
    text-decoration: none;
    transition: var(--transition);
}

.industry-products a:hover {
    background: var(--primary);
    color: #fff;
}

.industry-advantage {
    padding: 60px 0;
    background: var(--bg-light);
}

.industry-adv-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.industry-adv-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 28px 24px;
    transition: var(--transition);
}

.industry-adv-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.industry-adv-icon {
    font-size: 30px;
    margin-bottom: 12px;
}

.industry-adv-card h3 {
    font-size: 16px;
    color: var(--text-dark);
    margin-bottom: 10px;
}

.industry-adv-card p {
    font-size: 13px;
    color: var(--text-light);
    line-height: 1.8;
}

@media (max-width: 900px) {
    .industry-sub-grid,
    .industry-adv-grid {
        grid-template-columns: 1fr;
    }
    .industry-detail-head {
        flex-direction: column;
        align-items: flex-start;
    }
    .industry-hero h1 {
        font-size: 26px;
    }
}

/* ============ 通用内容页样式（about/help/privacy 等） ============ */
.page-hero {
    padding: 46px 0;
    background: linear-gradient(135deg, #1a237e 0%, #0d47a1 50%, #01579b 100%);
    color: #fff;
}
.page-hero .container {
    max-width: 1200px;
}
.page-hero-crumb {
    font-size: 13px;
    color: rgba(255,255,255,0.7);
    margin-bottom: 10px;
}
.page-hero-crumb a {
    color: rgba(255,255,255,0.8);
    text-decoration: none;
}
.page-hero-crumb a:hover { color: #fff; }
.page-hero h1 {
    font-size: 30px;
    font-weight: 700;
    margin-bottom: 8px;
}
.page-hero-sub {
    font-size: 15px;
    color: rgba(255,255,255,0.85);
}
.page-body {
    padding: 36px 0 56px;
}
.page-body .container {
    max-width: 1200px;
}
.content-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px 36px;
    margin-bottom: 20px;
    box-shadow: 0 1px 6px rgba(0,0,0,0.04);
}
.content-card h2 {
    font-size: 20px;
    color: var(--text-dark);
    margin-bottom: 16px;
    padding-left: 12px;
    border-left: 4px solid var(--primary);
    line-height: 1.4;
}
.content-card h3 {
    font-size: 16px;
    color: var(--text-dark);
    margin: 22px 0 10px;
}
.content-card p {
    font-size: 14px;
    color: var(--text-medium);
    line-height: 1.9;
    margin-bottom: 10px;
}
.content-card ul, .content-card ol {
    margin: 8px 0 14px 20px;
}
.content-card li {
    font-size: 14px;
    color: var(--text-medium);
    line-height: 1.9;
}
.content-card strong { color: var(--text-dark); }
.content-card a { color: var(--primary); }
.highlight-box {
    background: #f0f7ff;
    border: 1px solid #cfe5ff;
    border-radius: 8px;
    padding: 16px 20px;
    margin: 14px 0;
    font-size: 14px;
    color: #1a5276;
    line-height: 1.8;
}
.warn-box {
    background: #fff8e6;
    border: 1px solid #ffe1a8;
    border-radius: 8px;
    padding: 16px 20px;
    margin: 14px 0;
    font-size: 14px;
    color: #7a5c00;
    line-height: 1.8;
}
/* 信息表格 */
.info-table {
    width: 100%;
    border-collapse: collapse;
    margin: 14px 0 20px;
    font-size: 14px;
}
.info-table th, .info-table td {
    border: 1px solid var(--border);
    padding: 11px 14px;
    text-align: left;
    color: var(--text-medium);
    line-height: 1.7;
}
.info-table th {
    background: #f5f8fc;
    color: var(--text-dark);
    font-weight: 600;
    white-space: nowrap;
}
/* 步骤条 */
.steps {
    display: flex;
    gap: 12px;
    margin: 22px 0;
    flex-wrap: wrap;
}
.step-item {
    flex: 1;
    min-width: 140px;
    text-align: center;
    padding: 22px 14px;
    background: #f7fafd;
    border: 1px solid var(--border);
    border-radius: 10px;
}
.step-num {
    width: 34px;
    height: 34px;
    line-height: 34px;
    margin: 0 auto 10px;
    border-radius: 50%;
    background: var(--primary);
    color: #fff;
    font-weight: 700;
    font-size: 15px;
}
.step-item h4 {
    font-size: 15px;
    color: var(--text-dark);
    margin-bottom: 6px;
}
.step-item p {
    font-size: 12px;
    color: var(--text-light);
    line-height: 1.6;
    margin: 0;
}
/* 联系方式卡片 */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
    margin: 18px 0;
}
.contact-card {
    background: #f7fafd;
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 22px;
    text-align: center;
}
.contact-card .contact-ico {
    font-size: 30px;
    margin-bottom: 10px;
}
.contact-card h4 {
    font-size: 15px;
    color: var(--text-dark);
    margin-bottom: 8px;
}
.contact-card p {
    font-size: 13px;
    color: var(--text-medium);
    margin: 0;
    line-height: 1.7;
}
.contact-card a { color: var(--primary); text-decoration: none; }
/* FAQ */
.faq-item {
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 18px 22px;
    margin-bottom: 12px;
    background: #fff;
}
.faq-item h4 {
    font-size: 15px;
    color: var(--text-dark);
    margin-bottom: 8px;
    padding-left: 22px;
    position: relative;
}
.faq-item h4::before {
    content: "Q";
    position: absolute;
    left: 0;
    top: 0;
    width: 18px;
    height: 18px;
    line-height: 18px;
    text-align: center;
    font-size: 11px;
    font-weight: 700;
    color: #fff;
    background: var(--primary);
    border-radius: 4px;
}
.faq-item p {
    font-size: 14px;
    color: var(--text-medium);
    line-height: 1.85;
    margin: 0 0 0 22px;
}
/* 链接网格（网站地图/友情链接） */
.link-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 14px;
    margin: 16px 0;
}
.link-grid a {
    display: block;
    padding: 12px 16px;
    background: #f7fafd;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 14px;
    color: var(--text-medium);
    text-decoration: none;
    transition: var(--transition);
}
.link-grid a:hover {
    color: var(--primary);
    border-color: var(--primary);
    background: #f0f7ff;
}
/* 页内锚点导航 */
.anchor-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
}
.anchor-nav a {
    padding: 7px 18px;
    border-radius: 20px;
    font-size: 13px;
    color: var(--text-medium);
    text-decoration: none;
    border: 1px solid var(--border);
    background: #fff;
    transition: var(--transition);
}
.anchor-nav a:hover {
    color: #fff;
    background: var(--primary);
    border-color: var(--primary);
}
/* 商品小表（常购商品等） */
.prod-ref-table { margin: 14px 0 20px; }
.prod-ref-table td { padding: 12px 14px; }
.prod-ref-table .prod-ref-name {
    color: var(--text-dark);
    font-weight: 600;
}
.prod-ref-table a {
    color: var(--primary);
    text-decoration: none;
}
.prod-ref-table a:hover { text-decoration: underline; }
/* 会员等级卡 */
.member-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin: 18px 0;
}
.member-card {
    text-align: center;
    padding: 26px 18px;
    border: 1px solid var(--border);
    border-radius: 12px;
    background: #fff;
    transition: var(--transition);
}
.member-card.hot {
    border-color: var(--primary);
    box-shadow: 0 4px 16px rgba(21,101,192,0.12);
}
.member-card .member-level {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 6px;
}
.member-card .member-rule {
    font-size: 13px;
    color: var(--text-light);
    margin-bottom: 10px;
}
.member-card ul {
    list-style: none;
    margin: 0;
    padding: 0;
}
.member-card li {
    font-size: 12px;
    color: var(--text-medium);
    padding: 4px 0;
    line-height: 1.6;
}
@media (max-width: 768px) {
    .content-card { padding: 20px 18px; }
    .page-hero h1 { font-size: 24px; }
    .steps { flex-direction: column; }
}

/* ============ 收银台：收款码 / 对公转账 ============ */
.pay-method-hint {
  font-size: 12px;
  color: var(--text-light);
  margin-top: 6px;
}
#payPanel { margin-top: 14px; }
.pay-panel-tip {
  font-size: 13px;
  color: var(--text-medium);
  text-align: center;
  margin-bottom: 10px;
}
.pay-panel-sub {
  font-size: 12px;
  color: var(--text-light);
  text-align: center;
  margin-top: 8px;
}
.qr-wrap {
  display: flex;
  justify-content: center;
  padding: 10px;
}
.qr-img {
  width: 180px;
  height: 180px;
  object-fit: contain;
  border: 1px solid var(--border, #e2e8f0);
  border-radius: 10px;
  background: #fff;
}
.bank-info {
  border: 1px solid var(--border, #e2e8f0);
  border-radius: 10px;
  padding: 6px 12px;
  background: #f8fafc;
}
.bank-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 0;
  border-bottom: 1px dashed #e2e8f0;
  font-size: 13px;
}
.bank-row:last-child { border-bottom: none; }
.bank-label {
  width: 64px;
  flex-shrink: 0;
  color: var(--text-light);
}
.bank-value {
  flex: 1;
  word-break: break-all;
  color: var(--text-dark, #1e293b);
  font-weight: 600;
}
.btn-copy {
  flex-shrink: 0;
  border: 1px solid var(--border, #e2e8f0);
  background: #fff;
  border-radius: 6px;
  padding: 2px 10px;
  font-size: 12px;
  cursor: pointer;
  color: var(--text-medium, #475569);
}
.btn-copy:hover { border-color: #ff6b35; color: #ff6b35; }

/* 资质证书图片展示 */
.cert-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin: 20px 0 10px;
}
.cert-figure {
  margin: 0;
  background: #f7fafd;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
  text-align: center;
  transition: var(--transition);
}
.cert-figure:hover {
  border-color: var(--primary);
  box-shadow: 0 4px 16px rgba(21,101,192,0.10);
}
.cert-img {
  width: 100%;
  max-width: 520px;
  height: auto;
  border-radius: 6px;
  border: 1px solid #e2e8f0;
  cursor: pointer;
  transition: transform 0.3s ease;
}
.cert-img:hover { transform: scale(1.02); }
.cert-figure figcaption {
  margin-top: 12px;
  font-size: 14px;
  color: var(--text-dark);
  font-weight: 600;
}
@media (max-width: 768px) {
  .cert-gallery { grid-template-columns: 1fr; gap: 16px; }
  .cert-figure { padding: 12px; }
  .cert-img { max-width: 100%; }
}


/* ===== 订单卡片收货信息（核对订单信息） ===== */
.order-card-recv {
    background: var(--bg-gray);
    border: 1px dashed var(--border);
    border-radius: 8px;
    padding: 10px 12px;
    margin-bottom: 10px;
    font-size: 13px;
}
.order-card-recv .recv-title {
    font-weight: 600;
    font-size: 12px;
    margin-bottom: 6px;
    color: var(--text-light);
}
.order-card-recv .recv-row {
    display: flex;
    gap: 8px;
    padding: 2px 0;
    line-height: 1.6;
}
.order-card-recv .recv-label {
    flex: 0 0 60px;
    color: var(--text-light);
}
.order-card-recv .recv-value {
    flex: 1;
    color: var(--text-medium);
    word-break: break-all;
}

/* ===== 会员中心收货信息 ===== */
.profile-sec-title {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 14px 0 6px;
    padding-top: 10px;
    border-top: 1px solid var(--bg-gray);
    font-weight: 700;
    font-size: 14px;
    color: var(--text-dark, #333);
}
.btn-edit-profile {
    padding: 4px 12px;
    font-size: 12px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: #fff;
    color: var(--text-medium);
    cursor: pointer;
    transition: var(--transition);
}
.btn-edit-profile:hover {
    border-color: var(--accent);
    color: var(--accent);
}
.profile-edit-btns {
    display: flex;
    gap: 10px;
    justify-content: flex-end;
    margin-top: 12px;
}
.btn-cancel-edit {
    padding: 6px 14px;
    font-size: 13px;
    border-radius: 6px;
    border: 1px solid var(--border);
    background: #fff;
    color: var(--text-medium);
    cursor: pointer;
}
.form-error {
    color: #e8590c;
    font-size: 13px;
    min-height: 18px;
}

/* ============================================
   危险化学品标识（2026-08-30）
   ============================================ */
.product-img .hazmat-badge {
    position: absolute;
    left: 8px;
    bottom: 8px;
    z-index: 2;
    display: inline-flex;
    align-items: center;
    gap: 3px;
    padding: 2px 7px;
    font-size: 11px;
    line-height: 16px;
    font-weight: 700;
    letter-spacing: .2px;
    color: #fff;
    background: #d93025;
    border: 1px solid #fff;
    border-radius: 4px;
    box-shadow: 0 1px 4px rgba(0, 0, 0, .18);
    white-space: nowrap;
}
.product-img .hazmat-badge::before {
    content: '';
    width: 0;
    height: 0;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-bottom: 9px solid #fff;
    position: relative;
    top: -1px;
}
.hazmat-badge.inline {
    display: inline-flex;
    align-items: center;
    padding: 1px 7px;
    margin-left: 8px;
    font-size: 12px;
    line-height: 18px;
    font-weight: 700;
    color: #d93025;
    background: #fff1f0;
    border: 1px solid #ffccc7;
    border-radius: 4px;
    white-space: nowrap;
    vertical-align: middle;
}
.hazmat-notice {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 16px;
    padding: 12px 14px;
    background: #fff1f0;
    border: 1px solid #ffccc7;
    border-left: 4px solid #d93025;
    border-radius: 8px;
    font-size: 13px;
    line-height: 1.7;
    color: #5c1711;
}
.hazmat-notice .hn-title {
    flex: none;
    font-weight: 700;
    color: #d93025;
    white-space: nowrap;
}
.hazmat-notice a { color: #d93025; text-decoration: underline; }

/* ============================================
   危化品标识：C 端不展示（2026-08-30）
   ============================================ */
.hazmat-badge,
.hazmat-notice { display: none !important; }

/* ===== 科仪网风格分类导航：一级类目 + hover 二级飞出面板 ===== */
.category-item {
    position: relative;
}

.cat-count {
    margin-left: auto;
    font-size: 12px;
    color: var(--text-light);
    font-weight: 400;
    white-space: nowrap;
}

.cat-arrow {
    font-size: 18px;
    line-height: 1;
    color: var(--text-light);
    transition: var(--transition);
}

.category-item:hover .cat-arrow {
    color: var(--primary);
}

.category-item:hover {
    background: var(--bg-light);
}

.cat-flyout {
    display: none;
    position: absolute;
    left: 100%;
    top: -1px;
    width: 620px;
    max-width: calc(100vw - 280px);
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    padding: 18px 24px 20px;
    z-index: 320;
}

.category-item:hover .cat-flyout {
    display: block;
}

.cat-flyout-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: 10px;
    margin-bottom: 12px;
    border-bottom: 1px solid var(--bg-gray);
}

.cat-flyout-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-dark);
}

.cat-flyout-head a {
    font-size: 13px;
    color: var(--primary);
    font-weight: 500;
    white-space: nowrap;
}

.cat-flyout-head a:hover {
    color: var(--primary-dark);
}

.cat-flyout-links {
    display: flex;
    flex-wrap: wrap;
    gap: 10px 24px;
}

.cat-flyout-links a {
    font-size: 13px;
    color: var(--text-medium);
}

.cat-flyout-links a:hover {
    color: var(--primary);
}

/* 小屏：飞出面板退化为平铺展开 */
@media (max-width: 768px) {
    .cat-count,
    .cat-arrow {
        display: none;
    }

    .cat-flyout {
        position: static;
        display: block;
        width: 100%;
        max-width: none;
        box-shadow: none;
        border: none;
        padding: 0 0 4px 26px;
    }

    .cat-flyout-head {
        padding-bottom: 6px;
        margin-bottom: 8px;
    }

    .cat-flyout-links {
        gap: 6px 14px;
    }
}

/* ===== 分组菜单面板（科仪网式：组标题 + 链接铺满） ===== */
.cat-flyout {
    width: 680px;
    max-width: calc(100vw - 300px);
    max-height: 520px;
    overflow-y: auto;
}

.cat-flyout-groups {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.cat-flyout-group {
    display: flex;
    align-items: flex-start;
    padding: 7px 0;
    border-bottom: 1px dashed var(--bg-gray);
}

.cat-flyout-group:last-child {
    border-bottom: none;
}

.cat-group-title {
    flex: 0 0 118px;
    font-size: 13px;
    font-weight: 700;
    color: var(--text-dark);
    line-height: 22px;
}

.cat-group-links {
    flex: 1;
    display: flex;
    flex-wrap: wrap;
    gap: 4px 20px;
    line-height: 22px;
}

.cat-group-links a {
    font-size: 13px;
    color: var(--text-medium);
    white-space: nowrap;
}

.cat-group-links a:hover {
    color: var(--primary);
}

@media (max-width: 768px) {
    .cat-flyout-group {
        flex-direction: column;
        gap: 4px;
    }

    .cat-group-title {
        flex: none;
    }

    .cat-group-links {
        gap: 4px 14px;
    }
}
/* ==== 首页：分类栏常驻 + banner 并排 ==== */
.home-banner-row { display:flex; gap:14px; align-items:stretch; }
.home-banner-row .banner-wrap { flex:1; min-width:0; }
.home-cat-rail { width:220px; flex-shrink:0; background:#fff; border:1px solid var(--border); border-radius:var(--radius); box-shadow:var(--shadow-sm); align-self:flex-start; position:relative; z-index:50; }
.home-cat-rail-title { background:var(--primary); color:#fff; height:48px; display:flex; align-items:center; justify-content:center; gap:8px; font-size:15px; font-weight:600; border-radius:var(--radius) var(--radius) 0 0; }
.home-cat-rail .categories-dropdown { position:static; display:block; width:100%; background:#fff; border:none; border-top:1px solid var(--border); border-radius:0 0 var(--radius) var(--radius); box-shadow:none; }
.home-cat-rail .category-item { position:relative; padding:0 16px; border-bottom:1px solid var(--bg-gray); }
.home-cat-rail .category-item:last-child { border-bottom:none; }
.home-cat-rail .category-item-main { height:45px; display:flex; align-items:center; gap:10px; }
.home-cat-rail .category-item-main::after { content:'›'; margin-left:auto; color:#b6c2d1; font-size:14px; }
.home-cat-rail .category-sub { display:none; position:absolute; left:100%; top:-1px; min-width:430px; background:#fff; border:1px solid var(--border); border-radius:0 var(--radius) var(--radius) 0; box-shadow:var(--shadow-md); padding:14px 18px; z-index:300; }
.home-cat-rail .category-item:hover { background:var(--primary-light); }
.home-cat-rail .category-item:hover .category-sub { display:flex; flex-wrap:wrap; gap:8px 16px; }
@media (max-width:768px) {
  .home-banner-row { flex-direction:column; }
  .home-cat-rail { width:100%; }
  .home-cat-rail .category-sub { display:none !important; }
}

/* 分类栏与导航标题衔接（参考站布局：标题在导航栏，列表垂下） */
.home-cat-rail { margin-top:-20px; border-top:none; border-radius:0 0 var(--radius) var(--radius); }
.home-cat-rail .categories-dropdown { border-top:none; }

/* banner 完整显示（等比缩放不裁切）+ 分类栏与 banner 等高底对齐 */
.home-banner-row .banner-wrap { height:auto; aspect-ratio:1200/400; }
.banner-section { padding:0 0 20px; }
.home-banner-row { align-items:stretch; }
.home-cat-rail { margin-top:0; display:flex; flex-direction:column; }
.home-cat-rail .categories-dropdown { display:flex; flex-direction:column; flex:1; border-top:none; }
.home-cat-rail .category-item { flex:1; display:flex; align-items:center; }
.home-cat-rail .category-item-main { height:auto; width:100%; }

/* 修正：分类栏拉伸到 banner 等高（覆盖 align-self:flex-start） */
.home-cat-rail { align-self:stretch; }
.home-cat-rail .category-item-main { flex:1; }

/* banner 拉高回 400px：图片同比例放大，锚点靠左保文字，裁切只走右侧 */
.home-banner-row .banner-wrap { height:400px; aspect-ratio:auto; }
.home-banner-row .banner-slide { background-position:left center !important; }