/*
Theme Name: 华松荟智慧养老
Theme URI: https://www.huasonghui.cn
Author: 华松荟技术团队
Description: 华松荟智慧养老官网定制主题，深绿科技风格，支持产品、案例、新闻等自定义文章类型，后台可视化编辑。
Version: 2.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: huasonghui
*/

/* ===== CSS Reset & Base ===== */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    color: #2c3e50;
    line-height: 1.6;
    background: #faf8f5;
    overflow-x: hidden;
}
a { text-decoration: none; color: inherit; }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* ===== Header ===== */
.site-header {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    background: rgba(26, 77, 58, 0.95);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}
.site-header.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 2px 20px rgba(0,0,0,0.08);
}
.site-header.scrolled .nav-link,
.site-header.scrolled .site-title { color: #1a4d3a; }
.site-header.scrolled .btn-nav { background: #1a4d3a; color: #fff !important; }

.nav-container {
    max-width: 1200px; margin: 0 auto; padding: 0 24px;
    display: flex; align-items: center; justify-content: space-between;
    height: 72px; transition: height 0.3s ease;
}
.site-header.scrolled .nav-container { height: 60px; }

.site-brand { display: flex; align-items: center; gap: 12px; }
.site-logo { width: 40px; height: 40px; border-radius: 10px; background: #fff; display: flex; align-items: center; justify-content: center; }
.site-title { font-size: 20px; font-weight: 700; color: #fff; transition: color 0.3s; }

.main-nav { display: flex; align-items: center; gap: 32px; }
.nav-link {
    color: #fff; font-size: 15px; font-weight: 500;
    transition: color 0.3s; position: relative;
}
.nav-link:hover { color: #f5a623; }
.nav-link.btn-nav {
    background: #f5a623; color: #1a4d3a !important;
    padding: 10px 24px; border-radius: 8px; font-weight: 600;
    transition: all 0.3s;
}
.nav-link.btn-nav:hover { background: #e89714; transform: translateY(-2px); }

.mobile-menu-btn { display: none; background: none; border: none; color: #fff; font-size: 24px; cursor: pointer; }

/* ===== Hero Section ===== */
.hero {
    padding: 160px 0 100px;
    background: linear-gradient(135deg, #1a4d3a 0%, #2d7a5f 50%, #1a4d3a 100%);
    position: relative; overflow: hidden;
}
.hero::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0; bottom: 0;
    background:
        radial-gradient(circle at 20% 50%, rgba(245, 166, 35, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(45, 122, 95, 0.5) 0%, transparent 50%);
}
.hero-grid {
    display: grid; grid-template-columns: 1fr 1fr; gap: 60px;
    align-items: center; position: relative;
}
.hero-content h1 {
    font-size: 48px; font-weight: 700; color: #fff;
    line-height: 1.3; margin-bottom: 20px;
}
.hero-content h1 .highlight { color: #f5a623; }
.hero-content p {
    font-size: 18px; color: rgba(255,255,255,0.8);
    margin-bottom: 32px; line-height: 1.8;
}
.hero-buttons { display: flex; gap: 16px; }
.btn-primary {
    background: #f5a623; color: #1a4d3a;
    padding: 14px 32px; border-radius: 10px; font-weight: 600; font-size: 16px;
    transition: all 0.3s; border: none; cursor: pointer;
}
.btn-primary:hover { background: #e89714; transform: translateY(-2px); box-shadow: 0 8px 20px rgba(245, 166, 35, 0.3); }
.btn-secondary {
    background: rgba(255,255,255,0.1); color: #fff;
    padding: 14px 32px; border-radius: 10px; font-weight: 600; font-size: 16px;
    border: 2px solid rgba(255,255,255,0.3); transition: all 0.3s; cursor: pointer;
}
.btn-secondary:hover { background: rgba(255,255,255,0.2); border-color: #fff; }

.hero-visual { position: relative; }
.hero-card {
    background: rgba(255,255,255,0.1); backdrop-filter: blur(20px);
    border: 1px solid rgba(255,255,255,0.2); border-radius: 20px;
    padding: 30px; color: #fff;
    transition: transform 0.3s;
}
.hero-card-title { font-size: 18px; font-weight: 600; margin-bottom: 20px; display: flex; align-items: center; gap: 10px; }
.hero-card-title .badge { background: #f5a623; color: #1a4d3a; font-size: 12px; padding: 2px 10px; border-radius: 20px; }
.health-metrics { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.metric-item { background: rgba(255,255,255,0.05); border-radius: 12px; padding: 16px; }
.metric-item .value { font-size: 28px; font-weight: 700; color: #f5a623; }
.metric-item .label { font-size: 13px; color: rgba(255,255,255,0.7); margin-top: 4px; }
.metric-item .status { font-size: 12px; color: #4ade80; margin-top: 4px; }

/* ===== Stats Bar ===== */
.stats-bar {
    background: #fff; padding: 50px 0;
    box-shadow: 0 4px 20px rgba(0,0,0,0.05);
}
.stats-grid {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; text-align: center;
}
.stat-item .stat-number {
    font-size: 42px; font-weight: 700; color: #1a4d3a;
    margin-bottom: 8px;
}
.stat-item .stat-number .suffix { font-size: 24px; color: #f5a623; }
.stat-item .stat-label { font-size: 15px; color: #6b7280; }

/* ===== Section Common ===== */
.section { padding: 100px 0; }
.section-alt { background: #fff; }
.section-head { text-align: center; margin-bottom: 60px; }
.section-tag {
    display: inline-block; background: rgba(245, 166, 35, 0.1);
    color: #f5a623; padding: 6px 20px; border-radius: 20px;
    font-size: 14px; font-weight: 600; margin-bottom: 16px;
}
.section-title {
    font-size: 36px; font-weight: 700; color: #1a4d3a; margin-bottom: 12px;
}
.section-desc { font-size: 16px; color: #6b7280; max-width: 600px; margin: 0 auto; }

/* ===== Products Section ===== */
.products-grid {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px;
}
.product-card {
    background: #fff; border-radius: 16px; padding: 32px 24px;
    text-align: center; transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid #f0f0f0;
}
.product-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(26, 77, 58, 0.1);
    border-color: #2d7a5f;
}
.product-icon {
    width: 70px; height: 70px; margin: 0 auto 20px;
    background: linear-gradient(135deg, #1a4d3a, #2d7a5f);
    border-radius: 20px; display: flex; align-items: center; justify-content: center;
    font-size: 32px;
}
.product-card h3 { font-size: 18px; color: #1a4d3a; margin-bottom: 10px; }
.product-card p { font-size: 14px; color: #6b7280; line-height: 1.6; margin-bottom: 16px; }
.product-tag {
    display: inline-block; font-size: 12px; color: #f5a623;
    background: rgba(245, 166, 35, 0.1); padding: 4px 12px; border-radius: 12px;
}

/* ===== Solutions Section ===== */
.solutions-grid { display: flex; flex-direction: column; gap: 40px; }
.solution-row {
    display: grid; grid-template-columns: 1fr 1fr; gap: 60px;
    align-items: center;
}
.solution-row:nth-child(even) .solution-image { order: 2; }
.solution-image {
    height: 320px; border-radius: 20px;
    background: linear-gradient(135deg, #2d7a5f, #1a4d3a);
    display: flex; align-items: center; justify-content: center;
    font-size: 80px;
}
.solution-content h3 {
    font-size: 28px; font-weight: 700; color: #1a4d3a; margin-bottom: 16px;
}
.solution-content p { font-size: 16px; color: #6b7280; line-height: 1.8; margin-bottom: 20px; }
.solution-features { display: flex; flex-direction: column; gap: 12px; }
.solution-features li { display: flex; align-items: center; gap: 12px; color: #374151; font-size: 15px; }
.solution-features li::before {
    content: '✓'; width: 24px; height: 24px;
    background: linear-gradient(135deg, #1a4d3a, #2d7a5f);
    border-radius: 50%; color: #fff; font-size: 12px;
    display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}

/* ===== Cases Section ===== */
.cases-grid {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.case-card {
    background: #fff; border-radius: 16px; overflow: hidden;
    transition: all 0.4s; border: 1px solid #f0f0f0;
}
.case-card:hover { transform: translateY(-8px); box-shadow: 0 20px 40px rgba(0,0,0,0.1); }
.case-image {
    height: 200px; background: linear-gradient(135deg, #2d7a5f, #1a4d3a);
    display: flex; align-items: center; justify-content: center; font-size: 48px;
}
.case-content { padding: 24px; }
.case-tag {
    display: inline-block; font-size: 12px; color: #2d7a5f;
    background: rgba(45, 122, 95, 0.1); padding: 4px 12px; border-radius: 12px;
    margin-bottom: 12px;
}
.case-card h3 { font-size: 18px; color: #1a4d3a; margin-bottom: 8px; }
.case-card p { font-size: 14px; color: #6b7280; line-height: 1.6; }

/* ===== Tech Section ===== */
.tech-grid {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.tech-card {
    background: #fff; border-radius: 16px; padding: 40px 32px;
    text-align: center; transition: all 0.4s;
    border: 1px solid #f0f0f0;
}
.tech-card:hover { transform: translateY(-8px); box-shadow: 0 20px 40px rgba(26, 77, 58, 0.1); }
.tech-icon {
    width: 80px; height: 80px; margin: 0 auto 24px;
    background: linear-gradient(135deg, rgba(245, 166, 35, 0.1), rgba(245, 166, 35, 0.05));
    border-radius: 24px; display: flex; align-items: center; justify-content: center;
    font-size: 40px;
}
.tech-card h3 { font-size: 20px; color: #1a4d3a; margin-bottom: 12px; }
.tech-card p { font-size: 14px; color: #6b7280; line-height: 1.7; }

/* ===== Certifications ===== */
.cert-grid {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px;
}
.cert-item {
    background: #fff; border-radius: 12px; padding: 30px 20px;
    text-align: center; cursor: pointer; transition: all 0.3s;
    border: 1px solid #f0f0f0;
}
.cert-item:hover { transform: translateY(-4px); box-shadow: 0 12px 24px rgba(0,0,0,0.08); }
.cert-icon { font-size: 40px; margin-bottom: 12px; }
.cert-item h4 { font-size: 14px; color: #1a4d3a; font-weight: 600; }

/* ===== News Section ===== */
.news-grid {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.news-card {
    background: #fff; border-radius: 16px; overflow: hidden;
    transition: all 0.4s; border: 1px solid #f0f0f0;
}
.news-card:hover { transform: translateY(-8px); box-shadow: 0 20px 40px rgba(0,0,0,0.1); }
.news-image {
    height: 200px; background: linear-gradient(135deg, #f5a623, #f7c04a);
    display: flex; align-items: center; justify-content: center; font-size: 48px;
}
.news-content { padding: 24px; }
.news-meta { display: flex; gap: 16px; font-size: 13px; color: #9ca3af; margin-bottom: 12px; }
.news-meta .category { color: #f5a623; font-weight: 600; }
.news-card h3 { font-size: 18px; color: #1a4d3a; margin-bottom: 8px; line-height: 1.5; }
.news-card p { font-size: 14px; color: #6b7280; line-height: 1.6; }

.section-more { text-align: center; margin-top: 40px; }
.btn-more {
    display: inline-block; padding: 14px 40px;
    border: 2px solid #1a4d3a; border-radius: 30px;
    color: #1a4d3a; font-weight: 600; transition: all 0.3s;
}
.btn-more:hover { background: #1a4d3a; color: #fff; }

/* ===== FAQ Section ===== */
.faq-grid {
    max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 16px;
}
.faq-item {
    background: #fff; border-radius: 12px; overflow: hidden;
    border: 1px solid #f0f0f0; transition: all 0.3s;
}
.faq-item:hover { box-shadow: 0 4px 16px rgba(0,0,0,0.06); }
.faq-question {
    padding: 20px 24px; cursor: pointer;
    display: flex; justify-content: space-between; align-items: center;
    font-weight: 600; color: #1a4d3a; font-size: 16px;
}
.faq-question .toggle {
    width: 24px; height: 24px; border-radius: 50%;
    background: rgba(245, 166, 35, 0.1); color: #f5a623;
    display: flex; align-items: center; justify-content: center;
    transition: all 0.3s; font-size: 14px; flex-shrink: 0;
}
.faq-item.active .faq-question .toggle { transform: rotate(45deg); background: #f5a623; color: #fff; }
.faq-answer {
    max-height: 0; overflow: hidden; transition: max-height 0.3s ease;
    padding: 0 24px; color: #6b7280; font-size: 15px; line-height: 1.7;
}
.faq-item.active .faq-answer { max-height: 300px; padding-bottom: 20px; }

/* ===== Contact Section ===== */
.contact-section {
    background: linear-gradient(135deg, #1a4d3a 0%, #2d7a5f 100%);
    padding: 100px 0;
}
.contact-section .section-title,
.contact-section .section-desc { color: #fff; }
.contact-section .section-title { color: #fff; }
.contact-section .section-desc { color: rgba(255,255,255,0.7); }
.contact-grid {
    display: grid; grid-template-columns: 1fr 1fr; gap: 60px;
    align-items: start;
}
.contact-info { color: #fff; }
.contact-item { display: flex; gap: 20px; margin-bottom: 32px; }
.contact-icon {
    width: 50px; height: 50px; flex-shrink: 0;
    background: rgba(255,255,255,0.1); border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
    font-size: 24px;
}
.contact-item h4 { font-size: 16px; margin-bottom: 6px; }
.contact-item p { color: rgba(255,255,255,0.7); font-size: 15px; }

.contact-form {
    background: #fff; border-radius: 20px; padding: 40px;
}
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 14px; font-weight: 600; color: #1a4d3a; margin-bottom: 8px; }
.form-group input, .form-group textarea, .form-group select {
    width: 100%; padding: 12px 16px;
    border: 1px solid #e5e7eb; border-radius: 10px;
    font-size: 15px; transition: border-color 0.3s;
    font-family: inherit;
}
.form-group input:focus, .form-group textarea:focus, .form-group select:focus {
    outline: none; border-color: #2d7a5f;
}
.form-group textarea { resize: vertical; min-height: 100px; }
.btn-submit {
    width: 100%; background: #1a4d3a; color: #fff;
    padding: 14px; border-radius: 10px; font-weight: 600; font-size: 16px;
    border: none; cursor: pointer; transition: background 0.3s;
}
.btn-submit:hover { background: #2d7a5f; }

/* ===== Footer ===== */
.site-footer {
    background: #0f2d22; color: rgba(255,255,255,0.7); padding: 60px 0 30px;
}
.footer-grid {
    display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px;
    margin-bottom: 40px;
}
.footer-brand .footer-logo { font-size: 22px; font-weight: 700; color: #fff; margin-bottom: 16px; }
.footer-brand p { font-size: 14px; line-height: 1.8; }
.footer-col h4 { color: #fff; font-size: 16px; margin-bottom: 20px; }
.footer-col ul { display: flex; flex-direction: column; gap: 12px; }
.footer-col a { font-size: 14px; transition: color 0.3s; }
.footer-col a:hover { color: #f5a623; }
.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 30px; text-align: center; font-size: 13px;
}

/* ===== Back to Top ===== */
.back-to-top {
    position: fixed; bottom: 30px; right: 30px; z-index: 999;
    width: 50px; height: 50px; border-radius: 50%;
    background: #f5a623; color: #1a4d3a;
    display: flex; align-items: center; justify-content: center;
    cursor: pointer; opacity: 0; visibility: hidden;
    transition: all 0.3s; font-size: 20px;
    box-shadow: 0 4px 20px rgba(245, 166, 35, 0.4);
}
.back-to-top.show { opacity: 1; visibility: visible; }
.back-to-top:hover { transform: translateY(-3px); }

/* ===== List Page Styles ===== */
.page-header {
    padding: 100px 0 60px;
    background: linear-gradient(135deg, #1a4d3a 0%, #2d7a5f 100%);
    text-align: center; color: #fff;
}
.page-header h1 { font-size: 42px; font-weight: 700; margin-bottom: 12px; }
.breadcrumb { font-size: 14px; color: rgba(255,255,255,0.7); }
.breadcrumb a { color: #f5a623; }

.filter-bar {
    background: #fff; padding: 20px 0;
    position: sticky; top: 0; z-index: 100;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}
.filter-list { display: flex; justify-content: center; gap: 8px; flex-wrap: wrap; }
.filter-item {
    padding: 10px 24px; border-radius: 25px;
    background: #f3f4f6; color: #6b7280;
    font-size: 14px; font-weight: 500; cursor: pointer;
    transition: all 0.3s;
}
.filter-item:hover { background: #e5e7eb; }
.filter-item.active { background: #1a4d3a; color: #fff; }

.list-content { padding: 60px 0; }
.list-grid {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px;
}

/* ===== Animations ===== */
.reveal {
    opacity: 0; transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}
.reveal.active { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .products-grid { grid-template-columns: repeat(2, 1fr); }
    .cases-grid, .news-grid, .list-grid { grid-template-columns: repeat(2, 1fr); }
    .tech-grid { grid-template-columns: repeat(2, 1fr); }
    .cert-grid { grid-template-columns: repeat(2, 1fr); }
    .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 30px; }
    .hero-grid, .contact-grid { grid-template-columns: 1fr; gap: 40px; }
    .footer-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
    .main-nav { display: none; }
    .mobile-menu-btn { display: block; }
    .hero-content h1 { font-size: 32px; }
    .section-title { font-size: 28px; }
    .products-grid, .cases-grid, .news-grid, .tech-grid, .list-grid { grid-template-columns: 1fr; }
    .cert-grid { grid-template-columns: repeat(2, 1fr); }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .solution-row { grid-template-columns: 1fr; gap: 30px; }
    .solution-row:nth-child(even) .solution-image { order: 0; }
    .footer-grid { grid-template-columns: 1fr; }
    .page-header h1 { font-size: 32px; }
}

/* ================================================
   新增样式（在原有基础上覆盖/补充）
   ================================================ */

/* ===== 1. 导航 - 双logo切换 ===== */
.site-header {
    background: linear-gradient(135deg, #1a4d3a, #2d7a5f);
}
body.home .site-header {
    background: transparent;
}
.site-header.scrolled {
    background: rgba(255, 255, 255, 0.98) !important;
    box-shadow: 0 2px 20px rgba(0,0,0,0.08) !important;
}
.site-header.scrolled .main-nav li a {
    color: #1a4d3a !important;
}
.site-header.scrolled .main-nav li a.btn-nav {
    background: #1a4d3a !important;
    color: #fff !important;
}
.site-logo-img { height: 56px; width: auto; display: block; }
.site-brand .logo-dark { display: none; }
.site-brand .logo-light { display: block; }
.site-header.scrolled .logo-light { display: none; }
.site-header.scrolled .logo-dark { display: block; }

/* ===== 2. 导航菜单样式 ===== */
.main-nav { display: flex; align-items: center; gap: 32px; list-style: none; margin: 0; padding: 0; }
.main-nav li { list-style: none; margin: 0; padding: 0; }
.main-nav li a {
    color: #fff !important;
    text-decoration: none;
    font-size: 15px;
    font-weight: 500;
    transition: color 0.3s;
}

/* ===== 3. Hero新版 ===== */
.hero {
    position: relative;
    background: linear-gradient(135deg, #0f3328 0%, #2d7a5f 100%);
    padding: 140px 0 100px;
    overflow: hidden;
}
.hero::before {
    content: "";
    position: absolute;
    top: -100px;
    right: -100px;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(245, 166, 35, 0.25) 0%, transparent 70%);
    border-radius: 50%;
    animation: floatGlow 6s ease-in-out infinite;
}
.hero::after {
    content: "";
    position: absolute;
    bottom: -80px;
    left: -80px;
    width: 350px;
    height: 350px;
    background: radial-gradient(circle, rgba(45, 122, 95, 0.4) 0%, transparent 70%);
    border-radius: 50%;
    animation: floatGlow 8s ease-in-out infinite reverse;
}
@keyframes floatGlow {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(30px, 20px); }
}
.hero-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 2;
}
.hero-tag {
    display: inline-block;
    font-size: 13px;
    letter-spacing: 2px;
    color: #a8e6cf;
    margin-bottom: 20px;
    padding: 6px 16px;
    border: 1px solid rgba(168, 230, 207, 0.3);
    border-radius: 20px;
    background: rgba(168, 230, 207, 0.08);
}
.hero-title {
    font-size: 48px;
    font-weight: 700;
    color: #fff;
    line-height: 1.3;
    margin: 0 0 20px 0;
}
.hero-title .highlight { color: #f5a623; }
.hero-desc {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.8;
    margin: 0 0 32px 0;
    max-width: 520px;
}
.hero-buttons { display: flex; gap: 16px; flex-wrap: wrap; }
.btn-primary {
    background: #f5a623;
    color: #fff !important;
    padding: 14px 32px;
    border-radius: 30px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s;
    display: inline-block;
    border: none;
}
.btn-primary:hover { background: #e89714; transform: translateY(-2px); box-shadow: 0 8px 20px rgba(245, 166, 35, 0.3); }
.btn-secondary {
    background: transparent;
    color: #fff !important;
    padding: 14px 32px;
    border-radius: 30px;
    font-weight: 500;
    text-decoration: none;
    border: 1.5px solid rgba(255, 255, 255, 0.4);
    transition: all 0.3s;
    display: inline-block;
}
.btn-secondary:hover { background: rgba(255, 255, 255, 0.15); border-color: #fff; }

/* 愿景卡片 */
.hero-visual { position: relative; display: flex; justify-content: center; }
.vision-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 24px;
    padding: 50px 40px;
    text-align: center;
    color: #fff;
    width: 100%;
    max-width: 420px;
    position: relative;
}
.vision-label {
    font-size: 13px;
    letter-spacing: 3px;
    color: #a8e6cf;
    margin-bottom: 30px;
    font-weight: 500;
}
.vision-text { margin-bottom: 30px; }
.vision-line {
    font-size: 34px;
    font-weight: 700;
    color: #fff;
    line-height: 1.4;
    margin: 0;
}
.vision-line.vision-highlight { color: #f5a623; }
.vision-divider {
    width: 48px;
    height: 3px;
    background: #f5a623;
    margin: 0 auto 30px;
    border-radius: 2px;
}
.vision-tags {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
}
.vision-tags .tag-sep { color: rgba(255, 255, 255, 0.3); }

/* ===== 4. 页面Banner（内页顶部） ===== */
.page-banner {
    margin-top: 72px;
    padding: 60px 0;
    background: linear-gradient(135deg, #1a4d3a, #2d7a5f);
}
.page-banner h1 {
    font-size: 36px;
    font-weight: 700;
    color: #fff;
    margin: 0;
}
.page-banner p {
    color: rgba(255, 255, 255, 0.8);
    margin: 10px 0 0 0;
    font-size: 16px;
}

/* ===== 5. 分类导航（不吸顶） ===== */
.category-nav {
    background: #fff;
    border-bottom: 1px solid #e5e7eb;
    padding: 14px 0;
}
.category-nav .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: center;
}
.category-tabs {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    justify-content: center;
}
.cat-tab {
    padding: 10px 24px;
    border-radius: 24px;
    background: #f3f4f6;
    color: #6b7280;
    text-decoration: none;
    font-size: 15px;
    transition: all 0.3s;
    white-space: nowrap;
    font-weight: 500;
}
.cat-tab:hover { background: #e5e7eb; color: #1a4d3a; }
.cat-tab.active { background: #1a4d3a; color: #fff; }

/* ===== 6. 新闻列表卡片（强制上图下文） ===== */
.news-grid {
    display: grid !important;
    grid-template-columns: repeat(3, 1fr) !important;
    gap: 30px !important;
    width: 100% !important;
}
.news-grid .news-card {
    display: block !important;
    background: #fff !important;
    border-radius: 12px !important;
    overflow: hidden !important;
    box-shadow: 0 2px 12px rgba(0,0,0,0.06) !important;
    text-decoration: none !important;
    color: inherit !important;
    width: 100% !important;
    height: auto !important;
    margin: 0 !important;
    padding: 0 !important;
    float: none !important;
    flex-direction: column !important;
}
.news-grid .news-card .news-image {
    width: 100% !important;
    height: 200px !important;
    flex: 0 0 auto !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    background: linear-gradient(135deg, #1a4d3a, #2d7a5f) !important;
    float: none !important;
    font-size: 48px !important;
}
.news-grid .news-card .news-image img {
    width: 100% !important;
    height: 100% !important;
    object-fit: cover !important;
}
.news-grid .news-card .news-content {
    display: block !important;
    padding: 20px !important;
    width: auto !important;
    float: none !important;
    flex: 0 0 auto !important;
    text-align: left !important;
}
.news-grid .news-card .news-meta {
    display: flex !important;
    flex-direction: row !important;
    justify-content: space-between !important;
    align-items: center !important;
    font-size: 12px !important;
    color: #9ca3af !important;
    margin-bottom: 10px !important;
}
.news-grid .news-card .news-meta .category {
    color: #2d7a5f !important;
    font-weight: 600 !important;
}
.news-grid .news-card h3,
.news-grid .news-card .news-title {
    font-size: 18px !important;
    margin: 0 0 10px 0 !important;
    color: #1a4d3a !important;
    line-height: 1.5 !important;
    font-weight: 600 !important;
    text-align: left !important;
}
.news-grid .news-card p,
.news-grid .news-card .news-excerpt {
    font-size: 14px !important;
    color: #6b7280 !important;
    margin: 0 !important;
    line-height: 1.6 !important;
    text-align: left !important;
}

/* ===== 7. section通用 ===== */
.section .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== 8. 响应式 ===== */
@media (max-width: 900px) {
    .hero-grid { grid-template-columns: 1fr; gap: 40px; text-align: center; }
    .hero-desc { margin-left: auto; margin-right: auto; }
    .hero-buttons { justify-content: center; }
    .hero-title { font-size: 36px; }
}
@media (max-width: 768px) {
    .news-grid { grid-template-columns: 1fr !important; }
    .page-banner { margin-top: 60px; padding: 40px 0; }
    .page-banner h1 { font-size: 24px !important; }
    .cat-tab { padding: 8px 16px; font-size: 14px; }
    .site-logo-img { height: 40px; }
    .nav-container { height: 60px; }
}