/* =====================================================
   宁夏宁旺春土特产品有限公司 - 前端样式
   ===================================================== */

:root {
    --green: #1a5d3a;
    --green-dark: #144a2e;
    --green-light: #2d7a4a;
    --gold: #c4912e;
    --gold-light: #e0b04a;
    --text: #2c3e50;
    --text-light: #7f8c8d;
    --bg: #f8f9fa;
    --white: #ffffff;
    --border: #e8eaed;
    --radius: 12px;
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
    --shadow: 0 4px 20px rgba(0,0,0,0.08);
    --shadow-lg: 0 10px 40px rgba(0,0,0,0.12);
    --transition: all .3s cubic-bezier(0.16, 1, 0.3, 1);
    --container: 1200px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    color: var(--text);
    background: var(--bg);
    line-height: 1.6;
    overflow-x: hidden;
}

a { text-decoration: none; color: inherit; transition: var(--transition); }
img { max-width: 100%; display: block; }
ul { list-style: none; }

.container { max-width: var(--container); margin: 0 auto; padding: 0 20px; }

/* ===================== 顶部栏 ===================== */
.topbar {
    background: var(--green-dark);
    color: rgba(255,255,255,0.85);
    font-size: 13px;
    padding: 8px 0;
}
.topbar .container { display: flex; justify-content: space-between; align-items: center; }
.topbar-right { display: flex; align-items: center; gap: 12px; }
.topbar .sep { opacity: 0.3; }

/* ===================== 导航 ===================== */
.header {
    background: var(--white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 100;
    transition: var(--transition);
}
.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 76px;
}
.logo { display: flex; align-items: center; gap: 12px; }
.logo-icon { font-size: 36px; line-height: 1; }
.logo-text { display: flex; flex-direction: column; }
.logo-name {
    font-size: 24px; font-weight: 700; color: var(--green);
    letter-spacing: 2px;
}
.logo-sub { font-size: 12px; color: var(--text-light); letter-spacing: 1px; }

.nav-list { display: flex; gap: 4px; }
.nav-list > li > a {
    display: block; padding: 10px 20px;
    font-size: 15px; font-weight: 500;
    color: var(--text); border-radius: 8px;
    position: relative;
}
.nav-list > li > a:hover, .nav-list > li > a.active {
    color: var(--green); background: rgba(26,93,58,0.06);
}
.nav-list > li > a.active::after {
    content: ''; position: absolute; bottom: -2px; left: 50%;
    transform: translateX(-50%); width: 24px; height: 3px;
    background: var(--green); border-radius: 2px;
}

.has-dropdown { position: relative; }
.dropdown {
    position: absolute; top: 100%; left: 0;
    background: var(--white); box-shadow: var(--shadow);
    border-radius: var(--radius); padding: 8px;
    min-width: 160px; opacity: 0; visibility: hidden;
    transform: translateY(10px); transition: var(--transition);
}
.has-dropdown:hover .dropdown { opacity: 1; visibility: visible; transform: translateY(0); }
.dropdown a {
    display: block; padding: 8px 16px; border-radius: 6px;
    font-size: 14px; color: var(--text);
}
.dropdown a:hover { background: rgba(26,93,58,0.06); color: var(--green); }

.menu-toggle {
    display: none; background: none; border: none; cursor: pointer;
    flex-direction: column; gap: 5px; padding: 8px;
}
.menu-toggle span { width: 24px; height: 2px; background: var(--text); border-radius: 2px; transition: var(--transition); }

.mobile-menu {
    display: none; position: fixed; top: 0; left: 0; width: 100%;
    background: var(--white); box-shadow: var(--shadow);
    padding: 76px 20px 20px; z-index: 99;
    transform: translateY(-100%); transition: var(--transition);
}
.mobile-menu.open { transform: translateY(0); }
.mobile-menu a {
    display: block; padding: 12px 16px; border-bottom: 1px solid var(--border);
    font-size: 15px;
}
.mobile-menu a.sub { padding-left: 40px; font-size: 14px; color: var(--text-light); }

/* ===================== 按钮 ===================== */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 6px;
    padding: 12px 28px; border-radius: var(--radius);
    font-size: 15px; font-weight: 600; cursor: pointer;
    border: none; transition: var(--transition); white-space: nowrap;
}
.btn-primary { background: var(--green); color: #fff; }
.btn-primary:hover { background: var(--green-dark); transform: translateY(-2px); box-shadow: 0 8px 20px rgba(26,93,58,0.25); }
.btn-outline { background: transparent; color: var(--green); border: 2px solid var(--green); }
.btn-outline:hover { background: var(--green); color: #fff; }
.btn-light { background: #fff; color: var(--green); }
.btn-light:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.btn-outline-light { background: transparent; color: #fff; border: 2px solid rgba(255,255,255,0.6); }
.btn-outline-light:hover { border-color: #fff; background: rgba(255,255,255,0.1); }
.btn-block { width: 100%; }
.btn-sm { padding: 8px 16px; font-size: 13px; }

/* ===================== 轮播图 ===================== */
.hero { position: relative; height: 520px; overflow: hidden; }
.hero-slider { position: relative; height: 100%; }
.hero-slide {
    position: absolute; inset: 0; display: flex; align-items: center;
    background-size: cover; background-position: center;
    opacity: 0; transition: opacity 1s ease;
}
.hero-slide.active { opacity: 1; }
.hero-content { max-width: 600px; }
.hero-title {
    font-size: 48px; font-weight: 800; color: #fff;
    line-height: 1.3; margin-bottom: 16px;
    text-shadow: 0 2px 10px rgba(0,0,0,0.2);
}
.hero-subtitle {
    font-size: 20px; color: rgba(255,255,255,0.9);
    margin-bottom: 32px;
}
.hero-actions { display: flex; gap: 16px; }
.hero-dots {
    position: absolute; bottom: 24px; left: 50%; transform: translateX(-50%);
    display: flex; gap: 10px; z-index: 2;
}
.hero-dots span {
    width: 10px; height: 10px; border-radius: 50%;
    background: rgba(255,255,255,0.4); cursor: pointer; transition: var(--transition);
}
.hero-dots span.active { background: #fff; width: 30px; border-radius: 5px; }

/* ===================== 核心优势 ===================== */
.features { padding: 60px 0; background: var(--white); }
.features-grid {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px;
}
.feature-card {
    text-align: center; padding: 36px 24px;
    border-radius: var(--radius); background: var(--bg);
    transition: var(--transition);
}
.feature-card:hover {
    transform: translateY(-6px); box-shadow: var(--shadow);
    background: var(--white);
}
.feature-icon { font-size: 40px; margin-bottom: 16px; }
.feature-card h3 { font-size: 18px; color: var(--text); margin-bottom: 8px; }
.feature-card p { font-size: 14px; color: var(--text-light); }

/* ===================== 通用区块 ===================== */
.section-header { text-align: center; margin-bottom: 48px; }
.section-label {
    display: block; font-size: 13px; letter-spacing: 3px;
    color: var(--gold); font-weight: 600; margin-bottom: 8px;
}
.section-title {
    font-size: 32px; font-weight: 700; color: var(--text);
    margin-bottom: 12px;
}
.section-title.text-left { text-align: left; }
.section-desc { font-size: 15px; color: var(--text-light); }

.content-section { padding: 64px 0; }
.content-section:nth-child(even) { background: var(--white); }

.section-more { text-align: center; margin-top: 40px; }

/* ===================== 产品分类 ===================== */
.categories-grid {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px;
}
.category-card {
    display: flex; flex-direction: column; align-items: center;
    padding: 32px 16px; border-radius: var(--radius);
    background: var(--white); box-shadow: var(--shadow-sm);
    transition: var(--transition); position: relative; overflow: hidden;
}
.category-card::before {
    content: ''; position: absolute; bottom: 0; left: 0; right: 0;
    height: 4px; background: var(--green); transform: scaleX(0);
    transition: var(--transition); transform-origin: left;
}
.category-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.category-card:hover::before { transform: scaleX(1); }
.category-icon { font-size: 36px; margin-bottom: 12px; }
.category-name { font-size: 16px; font-weight: 600; color: var(--text); }
.category-arrow {
    font-size: 18px; color: var(--green); opacity: 0;
    transform: translateX(-10px); transition: var(--transition);
}
.category-card:hover .category-arrow { opacity: 1; transform: translateX(0); }

/* ===================== 产品卡片 ===================== */
.products-grid {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px;
}
.product-card {
    background: var(--white); border-radius: var(--radius);
    overflow: hidden; box-shadow: var(--shadow-sm);
    transition: var(--transition); display: flex; flex-direction: column;
}
.product-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.product-image {
    position: relative; aspect-ratio: 1; overflow: hidden;
    background: linear-gradient(135deg, #f0f5f0, #e8f0e8);
}
.product-image img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.product-card:hover .product-image img { transform: scale(1.08); }
.product-placeholder {
    width: 100%; height: 100%; display: flex; align-items: center; justify-content: center;
    font-size: 48px; font-weight: 700; color: var(--green); opacity: 0.3;
}
.product-placeholder-lg { width: 100%; aspect-ratio: 1; display: flex; align-items: center; justify-content: center; font-size: 80px; font-weight: 700; color: var(--green); opacity: 0.2; background: linear-gradient(135deg, #f0f5f0, #e8f0e8); border-radius: var(--radius); }
.badge {
    position: absolute; top: 12px; padding: 4px 10px;
    border-radius: 6px; font-size: 12px; font-weight: 600; color: #fff;
}
.badge-new { left: 12px; background: var(--gold); }
.badge-hot { right: 12px; background: #e74c3c; }

.product-info { padding: 16px; flex: 1; display: flex; flex-direction: column; }
.product-cat { font-size: 12px; color: var(--gold); margin-bottom: 4px; }
.product-name { font-size: 16px; font-weight: 600; color: var(--text); margin-bottom: 4px; }
.product-card:hover .product-name { color: var(--green); }
.product-subtitle { font-size: 13px; color: var(--text-light); margin-bottom: 12px; flex: 1; }
.product-bottom { display: flex; justify-content: space-between; align-items: center; }
.product-price { font-size: 20px; font-weight: 700; color: var(--green); }
.product-price small { font-size: 12px; font-weight: 400; }
.product-origin { font-size: 12px; color: var(--text-light); }

/* ===================== 关于预览 ===================== */
.about-preview { padding: 80px 0; background: var(--white); }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.about-desc { font-size: 15px; color: var(--text-light); margin: 20px 0 28px; line-height: 1.8; }
.about-stats { display: flex; gap: 40px; margin-bottom: 32px; }
.stat-item { display: flex; flex-direction: column; }
.stat-num { font-size: 36px; font-weight: 800; color: var(--green); }
.stat-unit { font-size: 16px; }
.stat-label { font-size: 13px; color: var(--text-light); }

.about-visual { position: relative; height: 380px; }
.about-img-main {
    position: absolute; top: 0; left: 0; width: 75%; height: 75%;
    border-radius: var(--radius);
    background: linear-gradient(135deg, #1a5d3a, #2d7a4a);
    box-shadow: var(--shadow-lg);
}
.about-img-sub {
    position: absolute; bottom: 0; right: 0; width: 55%; height: 55%;
    border-radius: var(--radius);
    background: linear-gradient(135deg, #c4912e, #e0b04a);
    box-shadow: var(--shadow);
}
.about-badge {
    position: absolute; top: 50%; right: 0; transform: translate(20%, -50%);
    background: var(--white); padding: 20px 28px; border-radius: var(--radius);
    box-shadow: var(--shadow-lg); text-align: center; z-index: 2;
}
.badge-year { display: block; font-size: 14px; color: var(--gold); font-weight: 600; }
.badge-text { display: block; font-size: 18px; font-weight: 700; color: var(--green); }

/* ===================== 新闻 ===================== */
.news-section { padding: 64px 0; }
.news-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.news-card {
    background: var(--white); border-radius: var(--radius); overflow: hidden;
    box-shadow: var(--shadow-sm); transition: var(--transition);
}
.news-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.news-image {
    position: relative; aspect-ratio: 16/10;
    background: linear-gradient(135deg, #1a5d3a, #2d7a4a);
}
.news-date {
    position: absolute; bottom: 12px; left: 12px;
    background: rgba(255,255,255,0.95); border-radius: 8px;
    padding: 8px 12px; text-align: center; min-width: 56px;
}
.date-day { display: block; font-size: 22px; font-weight: 800; color: var(--green); line-height: 1; }
.date-month { display: block; font-size: 11px; color: var(--text-light); }
.news-info { padding: 16px; }
.news-cat { font-size: 12px; color: var(--gold); }
.news-title { font-size: 15px; font-weight: 600; margin: 6px 0 8px; color: var(--text); line-height: 1.5; }
.news-card:hover .news-title { color: var(--green); }
.news-summary { font-size: 13px; color: var(--text-light); line-height: 1.6; }

/* 新闻列表页 */
.news-list { display: flex; flex-direction: column; gap: 20px; }
.news-item {
    display: flex; gap: 24px; background: var(--white);
    border-radius: var(--radius); padding: 24px; box-shadow: var(--shadow-sm);
    transition: var(--transition);
}
.news-item:hover { box-shadow: var(--shadow); transform: translateX(4px); }
.news-item-image {
    flex-shrink: 0; width: 120px; height: 120px; border-radius: var(--radius);
    background: linear-gradient(135deg, #1a5d3a, #2d7a4a);
    display: flex; align-items: center; justify-content: center;
}
.news-date-lg { text-align: center; color: #fff; }
.news-date-lg .date-day { color: #fff; font-size: 32px; }
.news-date-lg .date-month { color: rgba(255,255,255,0.8); }
.news-item-body { flex: 1; }
.news-item-meta { display: flex; align-items: center; gap: 12px; margin-bottom: 8px; }
.news-views { font-size: 12px; color: var(--text-light); }
.news-item-title { font-size: 18px; font-weight: 600; margin-bottom: 8px; color: var(--text); }
.news-item:hover .news-item-title { color: var(--green); }
.news-item-summary { font-size: 14px; color: var(--text-light); margin-bottom: 12px; }
.news-item-more { font-size: 13px; color: var(--green); font-weight: 500; }

/* ===================== CTA ===================== */
.cta-section {
    background: linear-gradient(135deg, var(--green), var(--green-dark));
    padding: 60px 0; text-align: center; color: #fff;
}
.cta-content h2 { font-size: 32px; font-weight: 700; margin-bottom: 12px; }
.cta-content p { font-size: 16px; opacity: 0.85; margin-bottom: 28px; }
.cta-content .btn { margin: 0 8px; }

/* ===================== 页脚 ===================== */
/* ===================== 页脚 ===================== */
/* ===================== 页脚（高端融合式） ===================== */
.footer {
    background: linear-gradient(180deg, #0f3a23 0%, #0a2818 100%);
    color: rgba(255,255,255,0.7);
    padding: 64px 0 0;
    position: relative;
    overflow: hidden;
}
.footer::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
    background: linear-gradient(90deg, var(--green) 0%, var(--gold) 50%, var(--green) 100%);
}
.footer::after {
    content: ''; position: absolute; top: 80px; right: -120px; width: 400px; height: 400px;
    background: radial-gradient(circle, rgba(196,145,46,0.08) 0%, transparent 70%);
    pointer-events: none;
}

/* 顶部：左右两栏（品牌区 + 联系区） */
.footer-top {
    display: grid; grid-template-columns: 1fr 1.3fr; gap: 80px;
    padding-bottom: 44px;
    position: relative; z-index: 1;
}
.footer-brand { padding-right: 20px; }
.footer-logo { display: flex; align-items: center; gap: 16px; margin-bottom: 22px; }
.logo-icon-lg {
    width: 56px; height: 56px; border-radius: 16px;
    background: linear-gradient(135deg, var(--green) 0%, var(--gold) 100%);
    display: flex; align-items: center; justify-content: center; font-size: 30px;
    box-shadow: 0 10px 24px rgba(26,93,58,0.45); flex-shrink: 0;
}
.footer-logo-text { display: flex; flex-direction: column; gap: 3px; }
.logo-name-lg { color: #fff; font-size: 24px; font-weight: 700; letter-spacing: 0.5px; }
.logo-sub-lg { color: var(--gold-light); font-size: 11px; letter-spacing: 1.5px; opacity: 0.85; }
.footer-desc {
    font-size: 14px; line-height: 1.85; margin-bottom: 26px;
    color: rgba(255,255,255,0.65); max-width: 420px;
}
.footer-social { display: flex; gap: 10px; }
.social-btn {
    width: 42px; height: 42px; border-radius: 50%;
    background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.1);
    display: flex; align-items: center; justify-content: center;
    color: rgba(255,255,255,0.7); font-size: 18px; transition: var(--transition);
}
.social-btn:hover {
    background: var(--green); color: #fff; border-color: var(--green);
    transform: translateY(-3px); box-shadow: 0 8px 18px rgba(26,93,58,0.55);
}

/* 联系方式区 - 标题 */
.footer-col h4 {
    color: #fff; font-size: 17px; margin-bottom: 24px; font-weight: 600;
    display: flex; align-items: center; gap: 12px;
}
.footer-col h4::before {
    content: ''; width: 4px; height: 18px;
    background: linear-gradient(180deg, var(--gold) 0%, var(--gold-light) 100%);
    border-radius: 2px;
}
.footer-col h4::after {
    content: ''; flex: 1; height: 1px;
    background: linear-gradient(90deg, rgba(196,145,46,0.3) 0%, transparent 100%);
}

/* 联系区 - 2列融合网格 */
.contact-list {
    display: grid; grid-template-columns: 1fr 1fr; gap: 0;
    border-top: 1px solid rgba(255,255,255,0.06);
    border-left: 1px solid rgba(255,255,255,0.06);
}
.contact-item-li {
    display: flex; align-items: flex-start; gap: 14px;
    padding: 20px 22px;
    border-right: 1px solid rgba(255,255,255,0.06);
    border-bottom: 1px solid rgba(255,255,255,0.06);
    transition: var(--transition);
    cursor: pointer; position: relative; overflow: hidden;
}
.contact-item-li::before {
    content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 3px;
    background: linear-gradient(180deg, var(--gold) 0%, var(--gold-light) 100%);
    transform: scaleY(0); transform-origin: center;
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}
.contact-item-li:hover::before { transform: scaleY(1); }
.contact-item-li:hover {
    background: rgba(196,145,46,0.06);
}
.contact-item-li.no-action { cursor: default; }
.contact-item-li.no-action:hover { background: transparent; }
.contact-ico {
    width: 38px; height: 38px; border-radius: 10px; flex-shrink: 0;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(196,145,46,0.2);
    display: flex; align-items: center; justify-content: center; font-size: 17px;
    transition: var(--transition); color: var(--gold-light);
}
.contact-item-li:hover .contact-ico {
    background: linear-gradient(135deg, var(--gold) 0%, var(--gold-light) 100%);
    border-color: var(--gold);
    color: #fff;
    box-shadow: 0 6px 14px rgba(196,145,46,0.4);
}
.contact-item-li > div { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 4px; }
.contact-item-li strong {
    color: var(--gold-light); font-size: 10px;
    font-weight: 600; letter-spacing: 1.5px; text-transform: uppercase;
    opacity: 0.85;
}
.contact-item-li > div span {
    color: rgba(255,255,255,0.92); font-size: 13px;
    line-height: 1.5; word-break: break-all; font-weight: 400;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.08);
    padding: 20px 0; text-align: center; font-size: 13px; color: rgba(255,255,255,0.5);
}

/* ===================== 页面横幅 ===================== */
.page-banner {
    padding: 60px 0; color: #fff; text-align: center;
}
.page-banner-title { font-size: 36px; font-weight: 700; margin-bottom: 12px; }
.breadcrumb { display: flex; justify-content: center; gap: 8px; font-size: 14px; opacity: 0.8; }
.breadcrumb a:hover { color: var(--gold-light); }

/* ===================== 筛选栏 ===================== */
.filter-bar {
    display: flex; justify-content: space-between; align-items: center;
    margin-bottom: 32px; flex-wrap: wrap; gap: 16px;
}
.filter-tabs { display: flex; gap: 8px; flex-wrap: wrap; }
.filter-tabs a {
    padding: 8px 20px; border-radius: 8px; font-size: 14px;
    background: var(--white); color: var(--text); box-shadow: var(--shadow-sm);
    transition: var(--transition);
}
.filter-tabs a:hover, .filter-tabs a.active {
    background: var(--green); color: #fff;
}
.sort-form select {
    padding: 8px 16px; border: 2px solid var(--border); border-radius: 8px;
    font-size: 14px; outline: none; cursor: pointer; background: var(--white);
}
.sort-form select:focus { border-color: var(--green); }

/* ===================== 分页 ===================== */
.pagination { display: flex; justify-content: center; gap: 8px; margin-top: 40px; }
.page-btn {
    padding: 8px 14px; border-radius: 8px; font-size: 14px;
    background: var(--white); color: var(--text); box-shadow: var(--shadow-sm);
    transition: var(--transition);
}
.page-btn:hover { background: var(--green); color: #fff; }
.page-btn.active { background: var(--green); color: #fff; }

/* ===================== 空状态 ===================== */
.empty-state { text-align: center; padding: 80px 20px; }
.empty-icon { font-size: 60px; margin-bottom: 16px; opacity: 0.5; }
.empty-state p { font-size: 16px; color: var(--text-light); margin-bottom: 24px; }

/* ===================== 产品详情 ===================== */
.product-detail { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; margin-bottom: 48px; }
.product-detail-image { position: relative; border-radius: var(--radius); overflow: hidden; aspect-ratio: 1; background: linear-gradient(135deg, #f0f5f0, #e8f0e8); }
.product-detail-image img { width: 100%; height: 100%; object-fit: cover; }
.product-detail-info { display: flex; flex-direction: column; justify-content: center; }
.product-detail-name { font-size: 30px; font-weight: 700; margin: 8px 0 12px; }
.product-detail-subtitle { font-size: 16px; color: var(--text-light); margin-bottom: 24px; }
.product-detail-price {
    background: var(--bg); border-radius: var(--radius); padding: 20px 24px;
    margin-bottom: 24px; display: flex; align-items: baseline; gap: 8px;
}
.price-label { font-size: 14px; color: var(--text-light); }
.price-value { font-size: 32px; font-weight: 800; color: #e74c3c; }
.price-unit { font-size: 14px; color: var(--text-light); }
.product-attrs { margin-bottom: 24px; }
.attr-item { display: flex; padding: 10px 0; border-bottom: 1px solid var(--border); }
.attr-label { width: 80px; color: var(--text-light); font-size: 14px; }
.attr-value { flex: 1; font-size: 14px; }
.product-detail-desc { margin-bottom: 32px; color: var(--text-light); line-height: 1.8; }
.product-detail-actions { display: flex; gap: 16px; }

.product-content, .related-products { margin-top: 48px; }
.content-block-title {
    font-size: 22px; font-weight: 700; color: var(--text);
    margin-bottom: 24px; padding-left: 16px; border-left: 4px solid var(--green);
}

/* 富文本 */
.rich-text { font-size: 15px; line-height: 1.9; color: var(--text); }
.rich-text h3, .rich-text h4 { margin: 24px 0 12px; color: var(--text); }
.rich-text p { margin-bottom: 14px; }
.rich-text ul { padding-left: 24px; margin-bottom: 14px; }
.rich-text li { margin-bottom: 8px; list-style: disc; }
.rich-text img { border-radius: var(--radius); margin: 16px 0; }

/* ===================== 关于页 ===================== */
.about-detail { display: grid; grid-template-columns: 1.2fr 1fr; gap: 60px; align-items: center; }
.rich-text { white-space: pre-wrap; }
.about-img-large {
    aspect-ratio: 4/3; border-radius: var(--radius);
    background: linear-gradient(135deg, #1a5d3a, #c4912e);
    box-shadow: var(--shadow-lg);
}
.vision-section { padding: 64px 0; background: var(--bg); }
.vision-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.vision-card {
    text-align: center; padding: 40px 24px; background: var(--white);
    border-radius: var(--radius); box-shadow: var(--shadow-sm); transition: var(--transition);
}
.vision-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.vision-icon { font-size: 40px; margin-bottom: 16px; }
.vision-card h3 { font-size: 20px; margin-bottom: 12px; color: var(--green); }
.vision-card p { font-size: 14px; color: var(--text-light); line-height: 1.7; }

/* 时间线 */
.timeline { position: relative; padding-left: 40px; }
.timeline::before {
    content: ''; position: absolute; left: 12px; top: 0; bottom: 0;
    width: 2px; background: linear-gradient(var(--green), var(--gold));
}
.timeline-item { position: relative; margin-bottom: 32px; }
.timeline-dot {
    position: absolute; left: -34px; top: 4px; width: 14px; height: 14px;
    border-radius: 50%; background: var(--green); border: 3px solid var(--white);
    box-shadow: 0 0 0 2px var(--green);
}
.timeline-content { background: var(--white); padding: 20px 24px; border-radius: var(--radius); box-shadow: var(--shadow-sm); }
.timeline-year { font-size: 13px; color: var(--gold); font-weight: 600; }
.timeline-content h4 { font-size: 17px; margin: 4px 0 8px; color: var(--text); }
.timeline-content p { font-size: 14px; color: var(--text-light); }

/* ===================== 联系页 ===================== */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; }
.contact-intro { font-size: 15px; color: var(--text-light); margin: 16px 0 28px; line-height: 1.7; }
.contact-items { display: flex; flex-direction: column; gap: 20px; }
.contact-item { display: flex; gap: 16px; align-items: flex-start; }
.contact-icon { font-size: 24px; flex-shrink: 0; }
.contact-item h4 { font-size: 15px; color: var(--text); margin-bottom: 4px; }
.contact-item p { font-size: 14px; color: var(--text-light); }

.contact-form-card {
    background: var(--white); border-radius: var(--radius); padding: 36px;
    box-shadow: var(--shadow);
}
.contact-form-card h3 { font-size: 22px; margin-bottom: 8px; }
.form-hint { font-size: 14px; color: var(--text-light); margin-bottom: 24px; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 14px; color: var(--text); margin-bottom: 8px; font-weight: 500; }
.required { color: #e74c3c; }
.form-group input, .form-group textarea {
    width: 100%; padding: 12px 16px; border: 2px solid var(--border);
    border-radius: 10px; font-size: 15px; outline: none; transition: var(--transition);
    font-family: inherit; resize: vertical;
}
.form-group input:focus, .form-group textarea:focus {
    border-color: var(--green); box-shadow: 0 0 0 3px rgba(26,93,58,0.1);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-msg { margin-top: 12px; font-size: 14px; text-align: center; min-height: 20px; }
.form-msg.success { color: #27ae60; }
.form-msg.error { color: #e74c3c; }

.map-section { margin-top: 0; }
.map-placeholder {
    height: 360px; background: linear-gradient(135deg, #e8f0e8, #d4e4d4);
    border-radius: var(--radius); display: flex; align-items: center; justify-content: center;
    margin: 0 20px;
}
.map-info { text-align: center; }
.map-icon { font-size: 48px; margin-bottom: 12px; }
.map-info h3 { font-size: 20px; color: var(--text); margin-bottom: 8px; }
.map-info p { font-size: 14px; color: var(--text-light); }

/* ===================== 文章页 ===================== */
.article-layout { display: grid; grid-template-columns: 1fr 320px; gap: 40px; }
.article-header { margin-bottom: 24px; padding-bottom: 24px; border-bottom: 2px solid var(--border); }
.article-title { font-size: 26px; font-weight: 700; margin: 12px 0; color: var(--text); }
.article-meta { display: flex; gap: 20px; font-size: 13px; color: var(--text-light); }
.article-summary {
    background: var(--bg); padding: 16px 20px; border-radius: var(--radius);
    border-left: 4px solid var(--gold); font-size: 15px; color: var(--text);
    margin-bottom: 24px; line-height: 1.7;
}
.article-content { margin-bottom: 40px; }
.article-nav {
    display: flex; justify-content: space-between; gap: 20px;
    padding-top: 24px; border-top: 2px solid var(--border);
}
.article-nav-prev, .article-nav-next {
    flex: 1; padding: 16px; border-radius: var(--radius);
    background: var(--bg); transition: var(--transition);
}
.article-nav-next { text-align: right; }
.article-nav-prev:hover, .article-nav-next:hover { background: rgba(26,93,58,0.06); }
.article-nav span { font-size: 12px; color: var(--text-light); display: block; }
.article-nav strong { font-size: 14px; color: var(--text); }
.article-nav .disabled { opacity: 0.4; cursor: not-allowed; }

.article-sidebar { display: flex; flex-direction: column; gap: 24px; }
.sidebar-block {
    background: var(--white); border-radius: var(--radius); padding: 24px;
    box-shadow: var(--shadow-sm);
}
.sidebar-title { font-size: 16px; font-weight: 600; margin-bottom: 16px; padding-bottom: 12px; border-bottom: 2px solid var(--green); color: var(--text); }
.sidebar-list li { margin-bottom: 12px; }
.sidebar-list a { display: flex; gap: 10px; font-size: 13px; line-height: 1.6; transition: var(--transition); }
.sidebar-list a:hover { color: var(--green); }
.sidebar-date { color: var(--gold); font-weight: 600; white-space: nowrap; }
.sidebar-contact p { font-size: 14px; margin-bottom: 10px; }
.sidebar-contact .btn { margin-top: 12px; }

/* ===================== 动画 ===================== */
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}
.animate-up { animation: fadeUp .8s ease forwards; }
.animate-up-delay { animation: fadeUp .8s ease .2s forwards; opacity: 0; }
.animate-up-delay2 { animation: fadeUp .8s ease .4s forwards; opacity: 0; }

/* ===================== 平板响应式 ===================== */
@media (max-width: 1024px) {
    .features-grid { grid-template-columns: repeat(2, 1fr); }
    .categories-grid { grid-template-columns: repeat(2, 1fr); }
    .products-grid { grid-template-columns: repeat(3, 1fr); }
    .news-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: repeat(2, 1fr); }
    .about-grid, .product-detail, .contact-grid { grid-template-columns: 1fr; }
    .about-visual { height: 300px; margin-top: 20px; }
    .article-layout { grid-template-columns: 1fr; }
    .vision-grid { grid-template-columns: 1fr; }
    .about-detail { grid-template-columns: 1fr; gap: 30px; }
    .article-sidebar { flex-direction: row; gap: 16px; }
    .article-sidebar .sidebar-block { flex: 1; }
}

/* ===================== 移动端 H5 全面优化 ===================== */
@media (max-width: 768px) {
    :root {
        --radius: 10px;
        --container: 100%;
    }

    /* 隐藏顶部联系栏，信息移到别处 */
    .topbar { display: none; }

    /* 导航栏：紧凑化 */
    .header { position: sticky; top: 0; z-index: 200; }
    .header-inner { height: 56px; }
    .logo-icon { font-size: 28px; }
    .logo-name { font-size: 18px; letter-spacing: 1px; }
    .logo-sub { font-size: 10px; }
    .nav { display: none; }

    /* 汉堡按钮 */
    .menu-toggle {
        display: flex; width: 40px; height: 40px;
        align-items: center; justify-content: center;
        border-radius: 8px;
    }
    .menu-toggle span { width: 22px; height: 2.5px; border-radius: 2px; }
    .menu-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
    .menu-toggle.active span:nth-child(2) { opacity: 0; }
    .menu-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

    /* 侧滑抽屉菜单 - 全屏覆盖 */
    .mobile-menu {
        display: flex; flex-direction: column;
        position: fixed; top: 0; right: 0;
        width: 100%; max-width: 100%; height: 100vh; height: 100dvh;
        background: var(--white); z-index: 1000;
        padding: 0; overflow-y: auto;
        transform: translateX(100%); transition: transform .35s cubic-bezier(0.16, 1, 0.3, 1);
        box-shadow: -10px 0 40px rgba(0,0,0,0.2);
    }
    .mobile-menu.open { transform: translateX(0); }
    .mobile-menu-header {
        display: flex; align-items: center; justify-content: space-between;
        padding: 16px 20px; border-bottom: 1px solid var(--border);
        background: var(--white); position: sticky; top: 0; z-index: 2;
    }
    .mobile-menu-logo { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 16px; color: var(--green-dark); }
    .mobile-menu-logo .logo-icon {
        width: 36px; height: 36px; border-radius: 50%;
        background: linear-gradient(135deg, var(--green) 0%, var(--green-light) 100%);
        display: flex; align-items: center; justify-content: center; color: #fff; font-size: 18px;
    }
    .mobile-menu-body { flex: 1; padding: 8px 0 100px; }
    .mobile-menu a {
        display: flex; align-items: center; gap: 12px;
        padding: 14px 24px; border-bottom: 1px solid var(--border);
        font-size: 16px; font-weight: 500; min-height: 52px;
        color: var(--text);
    }
    .mobile-menu a:active { background: rgba(26,93,58,0.08); }
    .mobile-menu a .nav-icon { font-size: 20px; width: 24px; text-align: center; }
    .mobile-menu a.sub { padding-left: 56px; font-size: 14px; color: var(--text-light); }
    .mobile-menu a.sub::before { content: '├'; color: var(--gold); font-weight: 400; margin-right: 4px; }
    .mobile-menu a.sub:active { background: rgba(196,145,46,0.08); }
    .mobile-menu-footer {
        padding: 16px 24px 20px; border-top: 1px solid var(--border);
        background: var(--bg); text-align: center; font-size: 12px; color: var(--text-light);
    }
    .mobile-menu-footer .footer-phone { color: var(--green); font-weight: 600; font-size: 15px; }

    /* 菜单遮罩 - 调深，确保压住所有内容 */
    .menu-overlay {
        display: none; position: fixed; inset: 0;
        background: rgba(0,0,0,0.6); z-index: 999;
        opacity: 0; transition: opacity .3s;
    }
    .menu-overlay.show { display: block; opacity: 1; }

    /* 菜单关闭按钮 */
    .menu-close {
        position: relative; top: auto; right: auto;
        width: 36px; height: 36px; border: none; background: var(--bg);
        border-radius: 50%; font-size: 18px; cursor: pointer;
        display: flex; align-items: center; justify-content: center;
        color: var(--text);
    }

    /* 容器内边距 */
    .container { padding: 0 16px; }

    /* 轮播图 */
    .hero { height: 280px; }
    .hero-content { max-width: 100%; }
    .hero-title { font-size: 24px; line-height: 1.35; margin-bottom: 10px; }
    .hero-subtitle { font-size: 14px; margin-bottom: 20px; }
    .hero-actions { flex-direction: column; gap: 10px; }
    .hero-actions .btn { width: 100%; }
    .hero-dots { bottom: 16px; gap: 6px; }
    .hero-dots span { width: 7px; height: 7px; }
    .hero-dots span.active { width: 20px; }

    /* 核心优势 */
    .features { padding: 32px 0; }
    .features-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
    .feature-card { padding: 20px 12px; }
    .feature-icon { font-size: 32px; margin-bottom: 10px; }
    .feature-card h3 { font-size: 15px; }
    .feature-card p { font-size: 12px; line-height: 1.5; }

    /* 区块标题 */
    .section-header { margin-bottom: 28px; }
    .section-label { font-size: 11px; letter-spacing: 2px; }
    .section-title { font-size: 22px; }
    .section-desc { font-size: 13px; }
    .content-section { padding: 36px 0; }

    /* 产品分类 */
    .categories-grid {
        grid-template-columns: repeat(2, 1fr); gap: 10px;
    }
    .category-card { padding: 20px 8px; }
    .category-icon { font-size: 28px; margin-bottom: 8px; }
    .category-name { font-size: 13px; }
    .category-arrow { display: none; }

    /* 产品卡片 */
    .products-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
    .product-info { padding: 10px; }
    .product-cat { font-size: 11px; }
    .product-name { font-size: 14px; }
    .product-subtitle { font-size: 12px; -webkit-line-clamp: 1; overflow: hidden; display: -webkit-box; -webkit-box-orient: vertical; }
    .product-price { font-size: 17px; }
    .product-price small { font-size: 11px; }
    .product-origin { font-size: 10px; }
    .badge { font-size: 10px; padding: 3px 8px; top: 8px; }
    .badge-new { left: 8px; }
    .badge-hot { right: 8px; }

    /* 关于预览 */
    .about-preview { padding: 36px 0; }
    .about-grid { gap: 24px; }
    .about-desc { font-size: 14px; margin: 14px 0 20px; line-height: 1.7; }
    .about-stats { gap: 20px; margin-bottom: 20px; }
    .stat-num { font-size: 28px; }
    .stat-unit { font-size: 14px; }
    .stat-label { font-size: 12px; }
    .about-visual { height: 200px; }
    .about-badge { padding: 14px 18px; }
    .badge-text { font-size: 15px; }

    /* 新闻 */
    .news-grid { grid-template-columns: 1fr; gap: 16px; }
    .news-section { padding: 36px 0; }
    .news-info { padding: 12px; }
    .news-title { font-size: 15px; }
    .news-summary { font-size: 13px; }

    /* 新闻列表项 */
    .news-item { flex-direction: row; gap: 14px; padding: 14px; }
    .news-item-image { width: 90px; height: 90px; border-radius: 8px; }
    .news-date-lg .date-day { font-size: 24px; }
    .news-item-title { font-size: 15px; margin-bottom: 6px; -webkit-line-clamp: 2; display: -webkit-box; -webkit-box-orient: vertical; overflow: hidden; }
    .news-item-summary { font-size: 12px; -webkit-line-clamp: 2; display: -webkit-box; -webkit-box-orient: vertical; overflow: hidden; margin-bottom: 8px; }

    /* CTA */
    .cta-section { padding: 36px 0; }
    .cta-content h2 { font-size: 22px; }
    .cta-content p { font-size: 14px; margin-bottom: 20px; }
    .cta-content .btn { display: block; width: 100%; margin: 0 0 10px 0; }

    /* === 页脚 === */
    .footer { padding: 36px 0 0; padding-bottom: env(safe-area-inset-bottom, 0px); }
    .footer-top { display: flex; flex-direction: column; gap: 24px; padding-bottom: 24px; }
    .footer-brand { padding-bottom: 22px; margin-bottom: 0; border-bottom: 1px solid rgba(255,255,255,0.06); text-align: center; }
    .footer-brand .footer-logo { justify-content: center; }
    .footer-brand .footer-desc { text-align: center; max-width: 320px; margin: 0 auto 16px; font-size: 13px; }
    .footer-brand .footer-social { justify-content: center; }
    .logo-icon-lg { width: 44px; height: 44px; font-size: 24px; }
    .logo-name-lg { font-size: 18px; }
    .logo-sub-lg { font-size: 10px; }

    .footer-col h4 {
        font-size: 15px; margin-bottom: 14px;
        display: flex; align-items: center; gap: 10px;
    }
    .footer-col h4::after { display: block; }

    /* 移动端：联系项融合为单列 */
    .contact-list { grid-template-columns: 1fr; }
    .contact-item-li { padding: 16px 18px; gap: 12px; }
    .contact-ico { width: 34px; height: 34px; font-size: 15px; border-radius: 8px; }
    .contact-item-li strong { font-size: 10px; letter-spacing: 1.2px; }
    .contact-item-li > div span { font-size: 13px; }

    .footer-bottom { padding: 16px 16px; font-size: 11px; line-height: 1.6; }

    /* 页面横幅 */
    .page-banner { padding: 36px 0; }
    .page-banner-title { font-size: 22px; }
    .breadcrumb { font-size: 12px; }

    /* 筛选栏 */
    .filter-bar { flex-direction: column; align-items: stretch; gap: 12px; margin-bottom: 20px; }
    .filter-tabs { overflow-x: auto; -webkit-overflow-scrolling: touch; flex-wrap: nowrap; padding-bottom: 4px; gap: 6px; }
    .filter-tabs::-webkit-scrollbar { display: none; }
    .filter-tabs a { padding: 7px 14px; font-size: 13px; white-space: nowrap; flex-shrink: 0; }
    .sort-form select { padding: 7px 12px; font-size: 13px; width: 100%; }

    /* 分页 */
    .pagination { gap: 4px; margin-top: 28px; }
    .page-btn { padding: 7px 11px; font-size: 13px; }

    /* 空状态 */
    .empty-state { padding: 48px 16px; }
    .empty-icon { font-size: 48px; }

    /* 产品详情 */
    .product-detail { grid-template-columns: 1fr; gap: 24px; margin-bottom: 32px; }
    .product-detail-name { font-size: 22px; }
    .product-detail-subtitle { font-size: 14px; margin-bottom: 16px; }
    .product-detail-price { padding: 14px 18px; margin-bottom: 16px; }
    .price-value { font-size: 26px; }
    .attr-item { padding: 8px 0; }
    .attr-label { width: 70px; font-size: 13px; }
    .attr-value { font-size: 13px; }
    .product-detail-desc { font-size: 14px; margin-bottom: 24px; }
    .product-detail-actions { flex-direction: column; gap: 10px; }
    .product-detail-actions .btn { width: 100%; }
    .content-block-title { font-size: 18px; margin-bottom: 16px; }
    .product-content, .related-products { margin-top: 32px; }

    /* 富文本 */
    .rich-text { font-size: 14px; line-height: 1.8; }
    .rich-text h3, .rich-text h4 { font-size: 17px; }
    .rich-text img { border-radius: 8px; }

    /* 关于页 */
    .about-detail { gap: 24px; }
    .about-img-large { aspect-ratio: 16/10; }
    .vision-section { padding: 36px 0; }
    .vision-card { padding: 28px 20px; }
    .vision-icon { font-size: 32px; }
    .vision-card h3 { font-size: 17px; }

    /* 时间线 */
    .timeline { padding-left: 28px; }
    .timeline::before { left: 8px; }
    .timeline-dot { left: -26px; width: 12px; height: 12px; }
    .timeline-content { padding: 14px 16px; }
    .timeline-year { font-size: 12px; }
    .timeline-content h4 { font-size: 15px; }
    .timeline-content p { font-size: 13px; }

    /* 联系页 */
    .contact-grid { gap: 28px; }
    .contact-intro { font-size: 14px; margin: 12px 0 20px; }
    .contact-items { gap: 16px; }
    .contact-icon { font-size: 20px; }
    .contact-item h4 { font-size: 14px; }
    .contact-item p { font-size: 13px; }
    .contact-form-card { padding: 24px 20px; }
    .contact-form-card h3 { font-size: 18px; }
    .form-row { grid-template-columns: 1fr; }
    .form-group input, .form-group textarea {
        font-size: 16px; /* 防止 iOS 自动缩放 */
        padding: 11px 14px;
    }
    .form-group label { font-size: 13px; }

    /* 地图 */
    .map-placeholder { height: 220px; margin: 0; border-radius: 0; }
    .map-icon { font-size: 36px; }
    .map-info h3 { font-size: 17px; }

    /* 文章页 */
    .article-layout { grid-template-columns: 1fr; gap: 24px; }
    .article-title { font-size: 20px; }
    .article-meta { flex-wrap: wrap; gap: 10px; font-size: 12px; }
    .article-summary { font-size: 14px; padding: 12px 16px; }
    .article-nav { flex-direction: column; gap: 12px; }
    .article-nav-next { text-align: left; }
    .article-sidebar { flex-direction: column; }
    .sidebar-block { padding: 18px; }
    .sidebar-title { font-size: 15px; }

    /* 按钮 */
    .btn { padding: 11px 22px; font-size: 14px; }
    .btn-sm { padding: 7px 14px; font-size: 12px; }
    .section-more { margin-top: 24px; }

    /* === 移动端底部导航栏 === */
    .mobile-tabbar {
        display: flex; position: fixed; bottom: 0; left: 0; right: 0;
        background: rgba(255,255,255,0.98); backdrop-filter: blur(20px);
        border-top: 1px solid var(--border); z-index: 150;
        padding-bottom: env(safe-area-inset-bottom, 0px);
        box-shadow: 0 -2px 12px rgba(0,0,0,0.06);
    }
    .tabbar-item {
        flex: 1; display: flex; flex-direction: column; align-items: center;
        justify-content: center; gap: 2px; padding: 8px 0;
        font-size: 10px; color: var(--text-light); min-height: 50px;
        transition: color .2s; position: relative;
    }
    .tabbar-item .tab-icon { font-size: 22px; line-height: 1; }
    .tabbar-item.active { color: var(--green); }
    .tabbar-item.active::before {
        content: ''; position: absolute; top: 0; left: 50%; transform: translateX(-50%);
        width: 28px; height: 3px; background: var(--green); border-radius: 0 0 3px 3px;
    }

    /* === 悬浮快捷按钮 === */
    .float-actions {
        position: fixed; right: 14px; bottom: 70px; z-index: 140;
        display: flex; flex-direction: column; gap: 10px;
    }
    .float-btn {
        width: 46px; height: 46px; border-radius: 50%; border: none;
        display: flex; align-items: center; justify-content: center;
        font-size: 22px; cursor: pointer; transition: var(--transition);
        box-shadow: 0 4px 16px rgba(0,0,0,0.15);
    }
    .float-btn:active { transform: scale(0.92); }
    .float-call { background: var(--green); color: #fff; }
    .float-top {
        background: rgba(255,255,255,0.95); color: var(--green);
        backdrop-filter: blur(10px); border: 1px solid var(--border);
        opacity: 0; visibility: hidden; transform: translateY(10px);
    }
    .float-top.show { opacity: 1; visibility: visible; transform: translateY(0); }

    /* 底部留白避免被导航栏遮挡 */
    .main { padding-bottom: 60px; }
    .cta-section { margin-bottom: 0; }
    .footer { padding-bottom: 60px; }

    /* 触摸优化 */
    a, button, .btn, input, select, textarea { -webkit-tap-highlight-color: transparent; }
    .product-card:active, .news-card:active, .category-card:active {
        transform: scale(0.97); transition: transform .15s;
    }

    /* 滚动优化 */
    body { -webkit-overflow-scrolling: touch; overscroll-behavior-y: contain; }
}

/* ===================== 小屏手机 (375px以下) ===================== */
@media (max-width: 375px) {
    .container { padding: 0 12px; }
    .hero { height: 240px; }
    .hero-title { font-size: 20px; }
    .hero-subtitle { font-size: 13px; }
    .features-grid { grid-template-columns: 1fr 1fr; gap: 8px; }
    .feature-card { padding: 16px 8px; }
    .feature-icon { font-size: 26px; }
    .feature-card h3 { font-size: 13px; }
    .feature-card p { font-size: 11px; }
    .categories-grid { grid-template-columns: repeat(2, 1fr); }
    .products-grid { grid-template-columns: 1fr; }
    .section-title { font-size: 19px; }
    .page-banner-title { font-size: 19px; }
    .product-detail-name { font-size: 19px; }
    .price-value { font-size: 24px; }
    .logo-name { font-size: 16px; }
    .logo-sub { font-size: 9px; }
    .tabbar-item { font-size: 9px; }
    .tabbar-item .tab-icon { font-size: 20px; }
    .float-btn { width: 42px; height: 42px; font-size: 20px; }
    .float-actions { right: 10px; bottom: 64px; }
}

/* ===================== 横屏适配 ===================== */
@media (max-width: 768px) and (orientation: landscape) {
    .hero { height: 220px; }
    .hero-title { font-size: 20px; }
    .mobile-menu { width: 320px; }
}

/* ===================== 底部导航栏（仅移动端显示） ===================== */
.mobile-tabbar { display: none; }
.float-actions { display: none; }
@media (max-width: 768px) {
    .mobile-tabbar { display: flex; }
    .float-actions { display: flex; }
}

/* ===================== 打印优化 ===================== */
@media print {
    .topbar, .header, .mobile-menu, .mobile-tabbar, .float-actions, .cta-section, .footer { display: none !important; }
    .main { padding: 0; }
}