/* ============================================================
   wgcx.css - 布局与组件样式（完整支持 fonts.css）
   说明：所有字体相关属性使用 fonts.css 的 CSS 变量
   ============================================================ */

/* ========== 全局重置 & 基础 ========== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-body, var(--font-sans-base));
    font-weight: var(--font-regular, 400);
    font-size: var(--font-size-base, 16px);
    line-height: var(--line-height-normal, 1.5);
    background: linear-gradient(135deg, #f5f7fa, #e9ecef);
    min-height: 100vh;
    color: #333;

    /* 字体渲染优化 - 来自 fonts.css */
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    font-kerning: normal;
    font-variant-ligatures: common-ligatures;
    font-feature-settings: "kern" 1, "liga" 1, "calt" 1;
}

/* ========== 统一容器宽度 1200px ========== */
.banner-container,
.products-section,
.message-section,
.contact-section,
.query-section,
.hero-section,
.intro-section,
.feature-section,
.scene-section,
.compare-section,
.tech-section,
.faq-section,
.guarantee-section,
.price-section,
.lang-section,
.help-section {
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

/* ========== 现代化顶部导航 ========== */
.navbar {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.05);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(102, 126, 234, 0.1);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 70px;
}

.logo {
    font-family: var(--font-heading, var(--font-sans-base));
    font-size: var(--font-size-2xl, 26px);
    font-weight: var(--font-extra-bold, 800);
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    letter-spacing: var(--letter-spacing-tight, -0.5px);
    line-height: var(--line-height-none, 1);
    display: flex;
    align-items: center;
}

.logo img {
    max-height: 45px;
    vertical-align: middle;
}

.nav-menu {
    display: flex;
    gap: 8px;
    list-style: none;
    align-items: center;
    margin: 0;
    padding: 0;
    flex-wrap: wrap;
}

.nav-menu li {
    display: flex;
    align-items: center;
}

.nav-menu li a {
    font-family: var(--font-nav, var(--font-sans-base));
    font-weight: var(--font-medium, 500);
    font-size: var(--font-size-sm, 15px);
    display: inline-block;
    padding: 8px 20px;
    text-decoration: none;
    color: #4a5568;
    transition: all 0.3s ease;
    border-radius: 40px;
    white-space: nowrap;
}

.nav-menu li a:hover,
.nav-menu li a.active {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}

/* ========== Banner轮播 ========== */
.banner-container {
    position: relative;
    overflow: hidden;
    border-radius: 24px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    margin-top: 30px;
    margin-bottom: 30px;
}

.banner-slides {
    display: flex;
    transition: transform 0.5s ease;
}

.banner-slide {
    min-width: 100%;
    flex-shrink: 0;
}

.banner-slide img {
    width: 100%;
    height: 450px;
    object-fit: cover;
}

.banner-dots {
    text-align: center;
    position: absolute;
    bottom: 20px;
    width: 100%;
}

.dot {
    display: inline-block;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    margin: 0 6px;
    cursor: pointer;
    transition: all 0.3s;
}

.dot.active {
    background: white;
    width: 24px;
    border-radius: 5px;
}

/* ========== 通用标题样式 ========== */
.section-title {
    font-family: var(--font-heading, var(--font-sans-base));
    font-weight: var(--font-bold, 700);
    font-size: var(--font-size-4xl, 36px);
    text-align: center;
    margin-bottom: 45px;
    position: relative;
    color: #1a2a3a;
    line-height: var(--line-height-tight, 1.25);
}

.section-title:after {
    content: '';
    display: block;
    width: 70px;
    height: 4px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    margin: 15px auto 0;
    border-radius: 2px;
}

.section-subtitle {
    font-family: var(--font-body, var(--font-sans-base));
    font-size: var(--font-size-base, 16px);
    color: #999;
    text-align: center;
    margin-bottom: 40px;
}

/* ============================================================
   产品区域 (products)
   ============================================================ */
.products-section {
    margin-bottom: 60px;
    padding: 0 20px;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.product-card {
    background: white;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}

.product-img-carousel {
    position: relative;
    height: 360px;
    overflow: hidden;
    background: #f5f7fa;
}

.product-img-slide {
    display: flex;
    transition: transform 0.3s ease;
    height: 100%;
}

.product-img-slide img {
    min-width: 100%;
    height: 100%;
    object-fit: cover;
}

.product-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.5);
    color: white;
    border: none;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 18px;
    transition: all 0.3s;
    z-index: 10;
}

.product-arrow:hover {
    background: rgba(102, 126, 234, 0.8);
}

.product-arrow.prev {
    left: 15px;
}

.product-arrow.next {
    right: 15px;
}

.product-info {
    padding: 24px;
}

.product-name {
    font-family: var(--font-heading, var(--font-sans-base));
    font-weight: var(--font-bold, 700);
    font-size: var(--font-size-xl, 22px);
    margin-bottom: 8px;
    color: #1a2a3a;
}

.product-price {
    font-family: var(--font-price, var(--font-numbers));
    font-weight: var(--font-bold, 700);
    font-size: var(--font-size-2xl, 26px);
    color: #e74c3c;
    margin: 10px 0;
}

.product-desc {
    font-family: var(--font-body, var(--font-sans-base));
    font-weight: var(--font-regular, 400);
    font-size: var(--font-size-sm, 14px);
    color: #666;
    margin-bottom: 20px;
    line-height: var(--line-height-relaxed, 1.6);
}

/* ============================================================
   订单表单 (products 内嵌)
   ============================================================ */
.order-form-row {
    margin-bottom: 14px;
}

.order-form-row label {
    font-family: var(--font-label, var(--font-sans-base));
    font-weight: var(--font-semibold, 600);
    font-size: var(--font-size-xs, 13px);
    display: block;
    margin-bottom: 6px;
    color: #555;
}

.order-form-row input,
.order-form-row select {
    font-family: var(--font-form, var(--font-sans-base));
    font-weight: var(--font-regular, 400);
    font-size: var(--font-size-sm, 14px);
    width: 100%;
    padding: 12px 14px;
    border: 2px solid #e8eef2;
    border-radius: 12px;
    transition: all 0.3s;
    background: #fafcfc;
}

.order-form-row input:focus,
.order-form-row select:focus {
    outline: none;
    border-color: #667eea;
    background: white;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.buy-btn {
    font-family: var(--font-button, var(--font-sans-base));
    font-weight: var(--font-semibold, 600);
    font-size: var(--font-size-base, 16px);
    width: 100%;
    margin-top: 18px;
    padding: 14px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    border: none;
    border-radius: 40px;
    cursor: pointer;
    transition: all 0.3s;
}

.buy-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.3);
}

/* ============================================================
   留言区域 (message)
   ============================================================ */
.message-section {
    background: white;
    border-radius: 24px;
    padding: 45px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    margin-bottom: 60px;
}

.form-group {
    margin-bottom: 22px;
}

.form-group label {
    font-family: var(--font-label, var(--font-sans-base));
    font-weight: var(--font-semibold, 600);
    font-size: var(--font-size-sm, 15px);
    display: block;
    margin-bottom: 8px;
    color: #333;
}

.form-group input,
.form-group textarea {
    font-family: var(--font-form, var(--font-sans-base));
    font-weight: var(--font-regular, 400);
    font-size: var(--font-size-sm, 15px);
    width: 100%;
    padding: 14px 18px;
    border: 2px solid #e8eef2;
    border-radius: 14px;
    transition: all 0.3s;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.captcha-row {
    display: flex;
    align-items: center;
    gap: 15px;
    flex-wrap: wrap;
}

.captcha-question {
    font-family: var(--font-body, var(--font-sans-base));
    font-weight: var(--font-bold, 700);
    font-size: var(--font-size-lg, 18px);
    background: linear-gradient(135deg, #f0f4ff, #e8edff);
    padding: 12px 24px;
    border-radius: 40px;
    color: #667eea;
}

.submit-btn {
    font-family: var(--font-button, var(--font-sans-base));
    font-weight: var(--font-semibold, 600);
    font-size: var(--font-size-lg, 18px);
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    border: none;
    padding: 16px 30px;
    border-radius: 50px;
    cursor: pointer;
    width: 100%;
    transition: all 0.3s;
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.3);
}

.success-msg {
    font-family: var(--font-body, var(--font-sans-base));
    font-size: var(--font-size-base, 16px);
    background: #d4edda;
    color: #155724;
    padding: 15px 20px;
    border-radius: 12px;
    margin-bottom: 25px;
    border-left: 4px solid #28a745;
}

.error-msg {
    font-family: var(--font-body, var(--font-sans-base));
    font-size: var(--font-size-base, 16px);
    background: #f8d7da;
    color: #721c24;
    padding: 15px 20px;
    border-radius: 12px;
    margin-bottom: 25px;
    border-left: 4px solid #e74c3c;
}

/* ============================================================
   联系我们 (contact)
   ============================================================ */
.contact-section {
    background: white;
    border-radius: 24px;
    padding: 45px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    margin-bottom: 60px;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 25px;
}

.contact-card {
    background: linear-gradient(135deg, #f8fafc, #ffffff);
    border-radius: 20px;
    padding: 30px 25px;
    text-align: center;
    border: 1px solid #e8eef2;
    transition: all 0.3s;
}

.contact-card:hover {
    transform: translateY(-5px);
    border-color: #667eea;
    box-shadow: 0 15px 30px rgba(102, 126, 234, 0.1);
}

.contact-icon {
    font-size: 42px;
    margin-bottom: 12px;
    display: block;
}

.contact-content {
    font-family: var(--font-body, var(--font-sans-base));
    font-weight: var(--font-regular, 400);
    font-size: var(--font-size-sm, 15px);
    color: #555;
    word-break: break-word;
    line-height: var(--line-height-relaxed, 1.8);
}

.contact-content a {
    color: #667eea;
    text-decoration: none;
    font-weight: var(--font-medium, 500);
}

.contact-content a:hover {
    text-decoration: underline;
}

/* ============================================================
   订单查询 (query)
   ============================================================ */
.query-section {
    background: white;
    border-radius: 24px;
    padding: 45px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    margin-bottom: 60px;
}

.form-row {
    margin-bottom: 20px;
}

.form-row label {
    font-family: var(--font-label, var(--font-sans-base));
    font-weight: var(--font-semibold, 600);
    font-size: var(--font-size-base, 16px);
    display: block;
    margin-bottom: 8px;
    color: #333;
}

.form-row input {
    font-family: var(--font-form, var(--font-sans-base));
    font-weight: var(--font-regular, 400);
    font-size: var(--font-size-base, 16px);
    width: 100%;
    padding: 14px 18px;
    border: 2px solid #e8eef2;
    border-radius: 14px;
    transition: all 0.3s;
}

.form-row input:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.query-btn {
    font-family: var(--font-button, var(--font-sans-base));
    font-weight: var(--font-semibold, 600);
    font-size: var(--font-size-base, 16px);
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    border: none;
    border-radius: 40px;
    cursor: pointer;
    transition: all 0.3s;
}

.query-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.3);
}

/* 订单列表 */
.orders-list {
    margin-bottom: 35px;
    padding-bottom: 30px;
    border-bottom: 2px dashed #e8eef2;
}

.orders-list:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.orders-title {
    font-family: var(--font-heading, var(--font-sans-base));
    font-weight: var(--font-semibold, 600);
    font-size: var(--font-size-xl, 20px);
    color: #333;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.orders-title .count {
    font-family: var(--font-numbers, var(--font-sans-base));
    font-weight: var(--font-bold, 700);
    font-size: var(--font-size-sm, 14px);
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    padding: 2px 14px;
    border-radius: 20px;
}

.order-card {
    background: #f8fafc;
    border-radius: 20px;
    padding: 20px 24px;
    margin-bottom: 16px;
    border: 1px solid #e8eef2;
    transition: all 0.3s;
}

.order-card:last-child {
    margin-bottom: 0;
}

.order-card:hover {
    border-color: #667eea;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.order-card .order-no {
    font-family: var(--font-numbers, var(--font-sans-base));
    font-weight: var(--font-bold, 700);
    font-size: var(--font-size-base, 16px);
    color: #667eea;
}

.order-card .order-row {
    font-family: var(--font-body, var(--font-sans-base));
    font-weight: var(--font-regular, 400);
    font-size: var(--font-size-sm, 15px);
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    margin-bottom: 4px;
    color: #555;
}

.order-card .order-row:last-child {
    margin-bottom: 0;
}

.order-card .order-row strong {
    display: inline-block;
    min-width: 72px;
    color: #333;
    font-weight: var(--font-semibold, 600);
}

.order-status {
    font-family: var(--font-body, var(--font-sans-base));
    font-weight: var(--font-semibold, 600);
    font-size: var(--font-size-xs, 13px);
    padding: 3px 14px;
    border-radius: 20px;
    display: inline-block;
}

.status0 {
    background: #fff3cd;
    color: #856404;
}

.status1 {
    background: #d1ecf1;
    color: #0c5460;
}

.status2 {
    background: #d4edda;
    color: #155724;
}

.status3 {
    background: #cce5ff;
    color: #004085;
}

.status4 {
    background: #e2e3e5;
    color: #383d41;
}

.no-orders {
    font-family: var(--font-body, var(--font-sans-base));
    font-weight: var(--font-regular, 400);
    font-size: var(--font-size-base, 16px);
    text-align: center;
    color: #999;
    padding: 40px 20px;
}

.no-orders .icon {
    font-size: 48px;
    display: block;
    margin-bottom: 15px;
}

/* ============================================================
   首页 Hero (hero)
   ============================================================ */
.hero-section {
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-radius: 28px;
    padding: 40px 50px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 30px;
    margin-bottom: 40px;
}

.hero-content {
    flex: 2;
    min-width: 280px;
}

.hero-content h1 {
    font-family: var(--font-heading, var(--font-sans-base));
    font-weight: var(--font-extra-bold, 800);
    font-size: var(--font-size-5xl, 42px);
    color: white;
    margin-bottom: 10px;
    line-height: var(--line-height-tight, 1.25);
}

.hero-content .version {
    font-family: var(--font-body, var(--font-sans-base));
    font-weight: var(--font-regular, 400);
    font-size: var(--font-size-base, 16px);
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 20px;
}

.hero-tags {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 30px;
}

.hero-tags .tag {
    font-family: var(--font-body, var(--font-sans-base));
    font-weight: var(--font-medium, 500);
    font-size: var(--font-size-sm, 14px);
    background: rgba(255, 255, 255, 0.2);
    padding: 6px 18px;
    border-radius: 30px;
    color: white;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.hero-buttons .btn-primary,
.hero-buttons .btn-buy {
    font-family: var(--font-button, var(--font-sans-base));
    font-weight: var(--font-semibold, 600);
    font-size: var(--font-size-base, 16px);
    padding: 12px 28px;
    border-radius: 40px;
    text-decoration: none;
    transition: all 0.3s;
    cursor: pointer;
    border: none;
}

.hero-buttons .btn-primary {
    background: white;
    color: #667eea;
}

.hero-buttons .btn-buy {
    background: #f39c12;
    color: white;
}

.hero-buttons .btn-primary:hover,
.hero-buttons .btn-buy:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}

.hero-qrcode {
    flex: 1;
    text-align: center;
    min-width: 150px;
}

.qrcode-box {
    background: white;
    padding: 15px;
    border-radius: 20px;
    display: inline-block;
}

.qrcode-box img {
    width: 130px;
    height: 130px;
    border-radius: 10px;
}

.qrcode-box p {
    font-family: var(--font-body, var(--font-sans-base));
    font-weight: var(--font-regular, 400);
    font-size: var(--font-size-xs, 12px);
    margin-top: 10px;
    color: #666;
}

/* ============================================================
   简介三栏 (intro)
   ============================================================ */
.intro-section {
    margin-bottom: 60px;
}

.intro-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
}

.intro-card {
    background: white;
    border-radius: 20px;
    padding: 28px 22px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
    transition: all 0.3s;
}

.intro-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.intro-icon {
    font-size: 48px;
    margin-bottom: 15px;
}

.intro-card h3 {
    font-family: var(--font-heading, var(--font-sans-base));
    font-weight: var(--font-semibold, 600);
    font-size: var(--font-size-xl, 20px);
    margin-bottom: 12px;
    color: #333;
}

.intro-card p {
    font-family: var(--font-body, var(--font-sans-base));
    font-weight: var(--font-regular, 400);
    font-size: var(--font-size-sm, 14px);
    color: #666;
    line-height: var(--line-height-relaxed, 1.5);
}

/* ============================================================
   价格卡片 (price)
   ============================================================ */
.price-section {
    margin-bottom: 40px;
}

.price-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
}

.price-card {
    background: white;
    border-radius: 24px;
    padding: 35px 30px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
}

.price-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.price-card.popular {
    border: 3px solid #f39c12;
}

.price-card.popular::before {
    content: '🌟 推荐';
    position: absolute;
    top: 15px;
    right: -30px;
    background: #f39c12;
    color: white;
    padding: 4px 35px;
    font-size: var(--font-size-xs, 12px);
    font-weight: var(--font-bold, 700);
    transform: rotate(45deg);
}

.price-card .price-badge {
    font-family: var(--font-body, var(--font-sans-base));
    font-weight: var(--font-bold, 700);
    font-size: var(--font-size-xs, 12px);
    display: inline-block;
    padding: 4px 16px;
    border-radius: 30px;
    margin-bottom: 15px;
}

.price-card .price-badge.free {
    background: #27ae60;
    color: white;
}

.price-card .price-badge.pro {
    background: #667eea;
    color: white;
}

.price-card .price-badge.enterprise {
    background: #e74c3c;
    color: white;
}

.price-card .price-number {
    font-family: var(--font-price, var(--font-numbers));
    font-weight: var(--font-extra-bold, 800);
    font-size: var(--font-size-5xl, 42px);
    color: #1a2a3a;
}

.price-card .price-number small {
    font-family: var(--font-body, var(--font-sans-base));
    font-weight: var(--font-regular, 400);
    font-size: var(--font-size-base, 16px);
    color: #999;
}

.price-card .price-desc {
    font-family: var(--font-body, var(--font-sans-base));
    font-weight: var(--font-regular, 400);
    font-size: var(--font-size-sm, 14px);
    color: #666;
    margin: 10px 0 20px;
}

.price-card .price-features {
    font-family: var(--font-body, var(--font-sans-base));
    font-weight: var(--font-regular, 400);
    font-size: var(--font-size-sm, 14px);
    list-style: none;
    text-align: left;
    padding: 0;
    margin: 20px 0;
}

.price-card .price-features li {
    padding: 6px 0;
    border-bottom: 1px solid #f0f0f0;
    color: #555;
    display: flex;
    align-items: center;
    gap: 10px;
}

.price-card .price-features li:last-child {
    border-bottom: none;
}

.price-card .price-features .check {
    color: #27ae60;
    font-weight: var(--font-bold, 700);
}

.price-card .price-features .cross {
    color: #e74c3c;
    font-weight: var(--font-bold, 700);
}

.price-btn {
    font-family: var(--font-button, var(--font-sans-base));
    font-weight: var(--font-bold, 700);
    font-size: var(--font-size-base, 16px);
    display: inline-block;
    padding: 12px 35px;
    border-radius: 50px;
    text-decoration: none;
    transition: all 0.3s;
    border: none;
    cursor: pointer;
    margin-top: 10px;
    width: 100%;
}

.price-btn.free-btn {
    background: #27ae60;
    color: white;
}

.price-btn.pro-btn {
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
}

.price-btn.enterprise-btn {
    background: #e74c3c;
    color: white;
}

.price-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}

/* ============================================================
   语言列表 (lang)
   ============================================================ */
.lang-section {
    background: white;
    border-radius: 24px;
    padding: 45px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    margin-bottom: 60px;
}

.lang-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 12px;
}

.lang-item {
    font-family: var(--font-body, var(--font-sans-base));
    font-weight: var(--font-regular, 400);
    font-size: var(--font-size-xs, 13px);
    background: #f8fafc;
    padding: 10px 8px;
    text-align: center;
    border-radius: 12px;
    color: #555;
    border: 1px solid #e8eef2;
    transition: all 0.3s;
}

.lang-item:hover {
    border-color: #667eea;
    background: #f0f4ff;
    transform: translateY(-2px);
}

.lang-item .flag {
    font-size: 20px;
    display: block;
    margin-bottom: 4px;
}

/* ============================================================
   功能特点 (feature)
   ============================================================ */
.feature-section {
    margin-bottom: 60px;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.feature-card {
    background: white;
    border-radius: 24px;
    padding: 35px 25px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}

.feature-icon {
    font-size: 52px;
    margin-bottom: 20px;
    display: block;
}

.feature-card h3 {
    font-family: var(--font-heading, var(--font-sans-base));
    font-weight: var(--font-semibold, 600);
    font-size: var(--font-size-xl, 20px);
    margin-bottom: 15px;
    color: #1a2a3a;
}

.feature-card p {
    font-family: var(--font-body, var(--font-sans-base));
    font-weight: var(--font-regular, 400);
    font-size: var(--font-size-sm, 14px);
    color: #666;
    line-height: var(--line-height-relaxed, 1.6);
}

/* ============================================================
   适用场景 (scene)
   ============================================================ */
.scene-section {
    background: white;
    border-radius: 24px;
    padding: 45px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    margin-bottom: 60px;
}

.scene-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 25px;
}

.scene-item {
    background: #f8fafc;
    border-radius: 20px;
    padding: 22px;
    transition: all 0.3s;
    display: flex;
    gap: 18px;
    align-items: flex-start;
}

.scene-item:hover {
    transform: translateY(-3px);
    background: linear-gradient(135deg, #f0f4ff, #fff);
    box-shadow: 0 10px 25px rgba(102, 126, 234, 0.1);
}

.scene-icon {
    font-size: 42px;
    min-width: 60px;
    text-align: center;
}

.scene-content h4 {
    font-family: var(--font-heading, var(--font-sans-base));
    font-weight: var(--font-semibold, 600);
    font-size: var(--font-size-lg, 18px);
    margin-bottom: 8px;
    color: #333;
}

.scene-content p {
    font-family: var(--font-body, var(--font-sans-base));
    font-weight: var(--font-regular, 400);
    font-size: var(--font-size-xs, 13px);
    color: #666;
    line-height: var(--line-height-relaxed, 1.5);
    margin: 0;
}

/* ============================================================
   对比表格 (compare)
   ============================================================ */
.compare-section {
    background: white;
    border-radius: 24px;
    padding: 45px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    margin-bottom: 60px;
    overflow-x: auto;
}

.compare-table {
    font-family: var(--font-body, var(--font-sans-base));
    font-weight: var(--font-regular, 400);
    font-size: var(--font-size-sm, 14px);
    width: 100%;
    border-collapse: collapse;
    min-width: 600px;
}

.compare-table th,
.compare-table td {
    padding: 14px;
    text-align: center;
    border-bottom: 1px solid #e0e0e0;
}

.compare-table th {
    font-family: var(--font-heading, var(--font-sans-base));
    font-weight: var(--font-semibold, 600);
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
}

.compare-table td:first-child {
    text-align: left;
    font-weight: var(--font-semibold, 600);
    background: #f8f9fa;
}

.check-mark {
    color: #27ae60;
    font-size: 18px;
    font-weight: var(--font-bold, 700);
}

.cross-mark {
    color: #e74c3c;
    font-size: 18px;
    font-weight: var(--font-bold, 700);
}

/* ============================================================
   技术参数 (tech)
   ============================================================ */
.tech-section {
    background: linear-gradient(135deg, #1a2a3a, #0f1922);
    border-radius: 24px;
    padding: 45px;
    color: white;
    margin-bottom: 60px;
}

.tech-section .section-title {
    color: white;
}

.tech-section .section-title:after {
    background: white;
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    text-align: center;
}

.tech-item h4 {
    font-family: var(--font-numbers, var(--font-sans-base));
    font-weight: var(--font-bold, 700);
    font-size: var(--font-size-3xl, 28px);
    margin-bottom: 8px;
    color: #667eea;
}

.tech-item p {
    font-family: var(--font-body, var(--font-sans-base));
    font-weight: var(--font-regular, 400);
    font-size: var(--font-size-sm, 14px);
    color: #a0aec0;
}

.env-info {
    margin-top: 30px;
    padding: 20px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    text-align: center;
}

.env-info span {
    font-family: var(--font-body, var(--font-sans-base));
    font-weight: var(--font-regular, 400);
    font-size: var(--font-size-xs, 13px);
    display: inline-block;
    margin: 0 15px;
    color: #a0aec0;
}

.env-info strong {
    color: #667eea;
}

/* ============================================================
   FAQ (faq)
   ============================================================ */
.faq-section {
    background: white;
    border-radius: 24px;
    padding: 45px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    margin-bottom: 60px;
}

.faq-item {
    margin-bottom: 20px;
    border-bottom: 1px solid #eee;
    padding-bottom: 15px;
}

.faq-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.faq-question {
    font-family: var(--font-heading, var(--font-sans-base));
    font-weight: var(--font-bold, 700);
    font-size: var(--font-size-lg, 17px);
    color: #333;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-answer {
    font-family: var(--font-body, var(--font-sans-base));
    font-weight: var(--font-regular, 400);
    font-size: var(--font-size-sm, 14px);
    color: #666;
    line-height: var(--line-height-relaxed, 1.8);
    padding-top: 12px;
    display: none;
}

.faq-answer.show {
    display: block;
}

.faq-answer code {
    font-family: var(--font-code, var(--font-mono-base));
    font-weight: var(--font-regular, 400);
    font-size: var(--font-size-xs, 13px);
    background: #f0f0f0;
    padding: 2px 8px;
    border-radius: 4px;
    color: #e74c3c;
}

.faq-answer .tip-box {
    background: #fff3cd;
    border-left: 4px solid #f39c12;
    padding: 12px 16px;
    border-radius: 8px;
    margin: 10px 0;
}

.faq-answer .tip-box strong {
    color: #856404;
}

.faq-answer .step-box {
    background: #f8f9fa;
    border-left: 4px solid #667eea;
    padding: 12px 16px;
    border-radius: 8px;
    margin: 8px 0;
}

.faq-answer .step-box strong {
    color: #667eea;
}

/* ============================================================
   售后承诺 (guarantee)
   ============================================================ */
.guarantee-section {
    background: linear-gradient(135deg, #27ae60, #2ecc71);
    border-radius: 24px;
    padding: 40px;
    text-align: center;
    color: white;
    margin-bottom: 60px;
}

.guarantee-section .section-title {
    color: white;
}

.guarantee-section .section-title:after {
    background: white;
}

.guarantee-icons {
    display: flex;
    justify-content: center;
    gap: 50px;
    margin-top: 25px;
    flex-wrap: wrap;
}

.guarantee-icon {
    text-align: center;
}

.guarantee-icon span {
    font-size: 40px;
    display: block;
    margin-bottom: 8px;
}

.guarantee-icon p {
    font-family: var(--font-body, var(--font-sans-base));
    font-weight: var(--font-regular, 400);
    font-size: var(--font-size-sm, 14px);
}

/* ============================================================
   支付弹窗 (pay-modal)
   ============================================================ */
.pay-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    z-index: 2000;
    align-items: center;
    justify-content: center;
}

.pay-modal-content {
    background: white;
    width: 90%;
    max-width: 480px;
    border-radius: 28px;
    padding: 30px;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 2px solid #f0f0f0;
}

.modal-header h2 {
    font-family: var(--font-heading, var(--font-sans-base));
    font-weight: var(--font-semibold, 600);
    font-size: var(--font-size-xl, 20px);
    margin: 0;
}

.close-modal {
    font-size: 28px;
    cursor: pointer;
    color: #999;
    transition: color 0.3s;
}

.close-modal:hover {
    color: #e74c3c;
}

.pay-qrcode {
    background: #fff8e7;
    border-left: 4px solid #f5a623;
    padding: 20px;
    margin: 20px 0;
    border-radius: 16px;
    text-align: center;
}

.pay-qrcode p {
    font-family: var(--font-body, var(--font-sans-base));
    font-weight: var(--font-regular, 400);
    font-size: var(--font-size-sm, 14px);
    margin: 0;
}

.pay-qrcode img {
    max-width: 200px;
    border-radius: 12px;
    margin: 10px 0;
}

.upload-area {
    margin: 20px 0;
    padding: 20px;
    border: 2px dashed #ddd;
    border-radius: 16px;
    text-align: center;
    transition: all 0.3s;
}

.upload-area:hover {
    border-color: #667eea;
}

.upload-area p {
    font-family: var(--font-body, var(--font-sans-base));
    font-weight: var(--font-regular, 400);
    font-size: var(--font-size-sm, 14px);
    color: #999;
    margin: 0;
}

.proof-preview {
    max-width: 100px;
    margin-top: 10px;
    display: none;
    border-radius: 8px;
}

.btn-confirm {
    font-family: var(--font-button, var(--font-sans-base));
    font-weight: var(--font-semibold, 600);
    font-size: var(--font-size-base, 16px);
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, #27ae60, #2ecc71);
    color: white;
    border: none;
    border-radius: 40px;
    cursor: pointer;
    margin-top: 15px;
    transition: all 0.3s;
}

.btn-confirm:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(39, 174, 96, 0.3);
}

/* 购买弹窗（简化版） */
.buy-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    z-index: 2000;
    align-items: center;
    justify-content: center;
}

.buy-modal-content {
    background: white;
    width: 90%;
    max-width: 450px;
    border-radius: 24px;
    padding: 30px;
    text-align: center;
}

.buy-modal-content h3 {
    font-family: var(--font-heading, var(--font-sans-base));
    font-weight: var(--font-bold, 700);
    font-size: var(--font-size-xl, 20px);
    margin-bottom: 15px;
}

.pay-qrcode-img {
    width: 220px;
    margin: 15px auto;
}

.pay-qrcode-img img {
    width: 100%;
    border-radius: 12px;
}

.close-buy-modal {
    font-family: var(--font-button, var(--font-sans-base));
    font-weight: var(--font-medium, 500);
    font-size: var(--font-size-sm, 14px);
    margin-top: 20px;
    padding: 10px 30px;
    background: #95a5a6;
    color: white;
    border: none;
    border-radius: 30px;
    cursor: pointer;
}

/* ============================================================
   帮助中心 (help)
   ============================================================ */
.help-section {
    background: white;
    border-radius: 24px;
    padding: 45px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    margin-bottom: 60px;
}

.help-quick {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 40px;
}

.help-quick-item {
    background: linear-gradient(135deg, #f8fafc, #ffffff);
    border-radius: 16px;
    padding: 25px 20px;
    text-align: center;
    border: 1px solid #e8eef2;
    transition: all 0.3s;
    cursor: pointer;
}

.help-quick-item:hover {
    transform: translateY(-5px);
    border-color: #667eea;
    box-shadow: 0 10px 25px rgba(102, 126, 234, 0.1);
}

.help-quick-item .icon {
    font-size: 32px;
    display: block;
    margin-bottom: 10px;
}

.help-quick-item .label {
    font-family: var(--font-body, var(--font-sans-base));
    font-weight: var(--font-semibold, 600);
    font-size: var(--font-size-sm, 14px);
    color: #333;
}

.help-block {
    margin-bottom: 35px;
    border-bottom: 1px solid #f0f0f0;
    padding-bottom: 30px;
}

.help-block:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.help-block-title {
    font-family: var(--font-heading, var(--font-sans-base));
    font-weight: var(--font-bold, 700);
    font-size: var(--font-size-xl, 22px);
    color: #1a2a3a;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.help-block-title .badge {
    font-family: var(--font-body, var(--font-sans-base));
    font-weight: var(--font-medium, 500);
    font-size: var(--font-size-xs, 12px);
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    padding: 2px 12px;
    border-radius: 20px;
}

.help-step {
    display: flex;
    gap: 18px;
    padding: 15px 18px;
    background: #f8fafc;
    border-radius: 12px;
    margin-bottom: 12px;
    border-left: 4px solid #667eea;
    align-items: flex-start;
}

.help-step .num {
    font-family: var(--font-numbers, var(--font-sans-base));
    font-weight: var(--font-bold, 700);
    font-size: var(--font-size-sm, 14px);
    min-width: 32px;
    height: 32px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.help-step .content {
    flex: 1;
}

.help-step .content strong {
    font-family: var(--font-body, var(--font-sans-base));
    font-weight: var(--font-semibold, 600);
    color: #333;
}

.help-step .content p {
    font-family: var(--font-body, var(--font-sans-base));
    font-weight: var(--font-regular, 400);
    font-size: var(--font-size-sm, 14px);
    margin: 0;
    line-height: var(--line-height-relaxed, 1.6);
}

.help-step .content .tip {
    font-family: var(--font-body, var(--font-sans-base));
    font-weight: var(--font-regular, 400);
    font-size: var(--font-size-xs, 13px);
    color: #888;
    margin-top: 4px;
}

.help-step .content code {
    font-family: var(--font-code, var(--font-mono-base));
    font-weight: var(--font-regular, 400);
    font-size: var(--font-size-xs, 13px);
    background: #e8eef2;
    padding: 2px 10px;
    border-radius: 4px;
    color: #e74c3c;
}

.help-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.help-card {
    background: #f8fafc;
    border-radius: 16px;
    padding: 20px 22px;
    border: 1px solid #e8eef2;
    transition: all 0.3s;
}

.help-card:hover {
    border-color: #667eea;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.help-card .q {
    font-family: var(--font-heading, var(--font-sans-base));
    font-weight: var(--font-bold, 700);
    color: #333;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.help-card .a {
    font-family: var(--font-body, var(--font-sans-base));
    font-weight: var(--font-regular, 400);
    font-size: var(--font-size-sm, 14px);
    color: #666;
    line-height: var(--line-height-relaxed, 1.6);
}

.help-card .a code {
    font-family: var(--font-code, var(--font-mono-base));
    font-weight: var(--font-regular, 400);
    font-size: var(--font-size-xs, 13px);
    background: #e8eef2;
    padding: 1px 8px;
    border-radius: 4px;
}

.help-table-wrap {
    overflow-x: auto;
}

.help-table {
    font-family: var(--font-body, var(--font-sans-base));
    font-weight: var(--font-regular, 400);
    font-size: var(--font-size-sm, 14px);
    width: 100%;
    border-collapse: collapse;
}

.help-table th {
    font-family: var(--font-heading, var(--font-sans-base));
    font-weight: var(--font-semibold, 600);
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    padding: 12px 16px;
    text-align: left;
}

.help-table td {
    padding: 12px 16px;
    border-bottom: 1px solid #e8eef2;
}

.help-table tr:hover td {
    background: #f8fafc;
}

/* ============================================================
   后台入口 (admin-entry)
   ============================================================ */
.admin-entry {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    font-size: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
    z-index: 999;
    transition: all 0.3s;
}

.admin-entry:hover {
    transform: scale(1.08);
    color: white;
}

/* ============================================================
   底部 (footer)
   ============================================================ */
.footer {
    background: linear-gradient(135deg, #1a2a3a, #0f1922);
    color: #a0aec0;
    font-family: var(--font-body, var(--font-sans-base));
    font-weight: var(--font-regular, 400);
    font-size: var(--font-size-sm, 14px);
    text-align: center;
    padding: 40px;
    margin-top: 0;
}

/* ============================================================
   响应式设计
   ============================================================ */
/* 大屏适配（宽屏边距） */
@media (max-width: 1240px) {
    .banner-container,
    .products-section,
    .message-section,
    .contact-section,
    .query-section,
    .hero-section,
    .intro-section,
    .feature-section,
    .scene-section,
    .compare-section,
    .tech-section,
    .faq-section,
    .guarantee-section,
    .price-section,
    .lang-section,
    .help-section {
        margin-left: 20px;
        margin-right: 20px;
    }
    .nav-container {
        padding: 0 20px;
    }
}

/* 平板 */
@media (max-width: 992px) {
    /* 产品 */
    .product-grid {
        gap: 20px;
    }
    .product-img-carousel {
        height: 300px;
    }

    /* Banner */
    .banner-slide img {
        height: 350px;
    }

    /* 首页 */
    .hero-section {
        flex-direction: column;
        text-align: center;
        padding: 35px 30px;
    }
    .hero-tags {
        justify-content: center;
    }
    .hero-buttons {
        justify-content: center;
    }

    .intro-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .price-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .price-grid .price-card:last-child {
        grid-column: span 2;
    }

    .feature-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .scene-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .tech-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .contact-grid {
        gap: 20px;
    }

    .lang-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .help-quick {
        grid-template-columns: repeat(2, 1fr);
    }
    .help-grid {
        grid-template-columns: 1fr;
    }
}

/* 手机横屏 / 小平板 */
@media (max-width: 768px) {
    /* 导航 */
    .nav-container {
        flex-direction: column;
        padding: 15px 20px;
        gap: 12px;
    }
    .nav-menu {
        justify-content: center;
        flex-wrap: wrap;
    }
    .nav-menu li a {
        font-size: var(--font-size-xs, 13px);
        padding: 6px 16px;
    }

    /* Banner */
    .banner-slide img {
        height: 220px;
    }
    .banner-container {
        border-radius: 16px;
    }

    /* 产品 */
    .product-grid {
        grid-template-columns: 1fr;
    }
    .product-img-carousel {
        height: 280px;
    }

    /* 通用 */
    .products-section,
    .message-section,
    .contact-section,
    .query-section,
    .hero-section,
    .intro-section,
    .scene-section,
    .compare-section,
    .tech-section,
    .faq-section,
    .guarantee-section,
    .price-section,
    .lang-section,
    .help-section {
        padding: 25px;
        margin-bottom: 40px;
    }

    .section-title {
        font-size: var(--font-size-3xl, 28px);
        margin-bottom: 30px;
    }

    /* 首页 */
    .hero-content h1 {
        font-size: var(--font-size-4xl, 32px);
    }

    .intro-grid {
        grid-template-columns: 1fr;
    }

    .price-grid {
        grid-template-columns: 1fr;
    }
    .price-grid .price-card:last-child {
        grid-column: span 1;
    }

    .feature-grid {
        grid-template-columns: 1fr;
    }

    .scene-grid {
        grid-template-columns: 1fr;
    }

    .tech-grid {
        grid-template-columns: 1fr;
    }

    .contact-grid {
        grid-template-columns: 1fr;
    }

    .compare-table {
        font-size: var(--font-size-xs, 12px);
    }
    .compare-table th,
    .compare-table td {
        padding: 10px;
    }

    .captcha-row {
        flex-direction: column;
        align-items: stretch;
    }
    .captcha-question {
        text-align: center;
    }

    .lang-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .price-card {
        padding: 25px 20px;
    }

    .scene-item {
        flex-direction: column;
        text-align: center;
    }
    .scene-icon {
        margin-bottom: 10px;
    }

    .guarantee-icons {
        gap: 25px;
    }
    .guarantee-icon span {
        font-size: 32px;
    }

    /* 订单查询 */
    .order-card {
        padding: 16px 18px;
    }
    .order-card .order-row {
        font-size: var(--font-size-sm, 14px);
    }
    .order-card .order-row strong {
        min-width: 60px;
    }

    /* 帮助 */
    .help-quick {
        grid-template-columns: repeat(2, 1fr);
    }
    .help-quick-item {
        padding: 18px 15px;
    }
    .help-quick-item .icon {
        font-size: 26px;
    }
    .help-step {
        flex-direction: column;
        gap: 10px;
    }
    .help-step .num {
        align-self: flex-start;
    }
    .help-card {
        padding: 16px 18px;
    }
}

/* 手机竖屏 */
@media (max-width: 480px) {
    /* 产品 */
    .product-img-carousel {
        height: 250px;
    }
    .product-info {
        padding: 18px;
    }
    .product-price {
        font-size: var(--font-size-xl, 22px);
    }
    .buy-btn {
        padding: 12px;
        font-size: var(--font-size-sm, 14px);
    }
    .products-section {
        padding: 0 15px;
    }

    /* 通用 */
    .message-section,
    .contact-section,
    .query-section,
    .help-section {
        padding: 20px;
    }

    .contact-icon {
        font-size: 30px;
    }
    .contact-card {
        padding: 18px 15px;
    }

    .feature-card {
        padding: 25px 20px;
    }
    .feature-icon {
        font-size: 42px;
    }

    .qrcode-box img {
        width: 100px;
        height: 100px;
    }

    .price-card .price-number {
        font-size: var(--font-size-4xl, 32px);
    }

    .lang-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    /* 订单 */
    .order-card {
        padding: 14px 15px;
    }
    .order-card .order-row strong {
        min-width: 55px;
        font-size: var(--font-size-xs, 13px);
    }
    .order-card .order-row {
        font-size: var(--font-size-xs, 13px);
    }
    .orders-title {
        font-size: var(--font-size-lg, 17px);
    }

    /* 帮助 */
    .help-quick {
        grid-template-columns: 1fr 1fr;
        gap: 12px;
    }
    .help-quick-item {
        padding: 14px 12px;
    }
    .help-quick-item .icon {
        font-size: 22px;
    }
    .help-quick-item .label {
        font-size: var(--font-size-xs, 12px);
    }
    .help-block-title {
        font-size: var(--font-size-lg, 18px);
    }
}