:root {
    --brand: #2D3436;
    --brand-light: #636E72;
    --accent: #00B894;
    --accent-dark: #00A381;
    --bg: #FAFAFA;
    --surface: #FFFFFF;
    --text: #2D3436;
    --text-light: #636E72;
    --text-muted: #B2BEC3;
    --border: #E8E8E8;
    --radius: 8px;
    --radius-lg: 16px;
    --shadow: 0 2px 12px rgba(0,0,0,0.08);
    --shadow-lg: 0 8px 32px rgba(0,0,0,0.12);
    --transition: 0.3s ease;
}

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

html { font-size: 16px; scroll-behavior: smooth; }

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

a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
ul, ol { 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(255,255,255,0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    height: 72px;
}
.site-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}
.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--brand);
    font-size: 1.25rem;
    font-weight: 700;
}
.logo-icon { color: var(--accent); }

.main-nav {
    display: flex;
    align-items: center;
    gap: 8px;
}
.nav-link {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 8px 16px;
    color: var(--text);
    font-size: 0.95rem;
    border-radius: var(--radius);
    transition: background var(--transition), color var(--transition);
}
.nav-link:hover { background: var(--bg); color: var(--accent); }
.nav-link.is-active { background: var(--bg); color: var(--accent); font-weight: 600; }
.nav-link.is-active::after { content: ""; position: absolute; left: 16px; right: 16px; bottom: 4px; height: 2px; border-radius: 2px; background: var(--accent); }
.nav-link { position: relative; }
.dropdown-arrow { transition: transform var(--transition); }

.nav-dropdown { position: relative; }
.nav-dropdown:hover .dropdown-arrow { transform: rotate(180deg); }
.nav-dropdown:hover .dropdown-panel { opacity: 1; visibility: visible; transform: translateY(0); }

.dropdown-panel {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(8px);
    min-width: 180px;
    background: var(--surface);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border);
    padding: 8px 0;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition);
}
.dropdown-item {
    display: block;
    padding: 10px 20px;
    color: var(--text);
    font-size: 0.9rem;
    transition: background var(--transition), color var(--transition);
}
.dropdown-item:hover { background: var(--bg); color: var(--accent); }

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text);
    cursor: pointer;
    padding: 8px;
}

/* Hero */
.hero {
    margin-top: 72px;
    position: relative;
    height: 560px;
    overflow: hidden;
    background: var(--brand);
}
.hero-slides {
    position: relative;
    width: 100%;
    height: 100%;
}
.hero-slide {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #fff;
    opacity: 0;
    transition: opacity 1.2s ease;
}
.hero-slide.active { opacity: 1; }
.hero-slide:nth-child(1) { background: linear-gradient(135deg, #2D3436 0%, #00B894 100%); }
.hero-slide:nth-child(2) { background: linear-gradient(135deg, #00B894 0%, #2D3436 100%); }
.hero-slide:nth-child(3) { background: linear-gradient(135deg, #636E72 0%, #2D3436 100%); }

.hero-content { max-width: 700px; padding: 0 24px; }
.hero-title {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 16px;
    line-height: 1.2;
    animation: fadeUp 0.8s ease forwards;
}
.hero-subtitle {
    font-size: 1.25rem;
    opacity: 0.9;
    margin-bottom: 32px;
    animation: fadeUp 0.8s 0.2s ease forwards;
    opacity: 0;
}
.hero-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    background: var(--accent);
    color: #fff;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius);
    transition: background var(--transition), transform var(--transition);
    animation: fadeUp 0.8s 0.4s ease forwards;
    opacity: 0;
}
.hero-cta:hover { background: var(--accent-dark); transform: translateY(-2px); }
.hero-desc {
    font-size: 1.05rem;
    line-height: 1.75;
    max-width: 660px;
    margin: -6px auto 30px;
    opacity: 0.88;
    animation: fadeUp 0.8s 0.3s ease forwards;
}
.hero-actions {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
    margin-bottom: 30px;
}
.hero-cta.outline {
    background: transparent;
    border: 2px solid rgba(255,255,255,0.85);
    color: #fff;
    padding: 12px 30px;
}
.hero-cta.outline:hover {
    background: rgba(255,255,255,0.16);
    border-color: #fff;
    color: #fff;
    transform: translateY(-2px);
}
.hero-tags {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
    opacity: 0.92;
    animation: fadeUp 0.8s 0.5s ease forwards;
}
.hero-tag { font-size: 0.92rem; letter-spacing: 0.02em; }
.hero-tag::before { content: "\B7"; margin-right: 12px; opacity: 0.55; }
.hero-tag:first-child::before { content: ""; margin-right: 0; }

.hero-dots {
    position: absolute;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
}
.hero-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255,255,255,0.4);
    cursor: pointer;
    transition: background var(--transition), transform var(--transition);
}
.hero-dot.active { background: #fff; transform: scale(1.2); }

/* Trust Bar */
.trust-bar {
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    padding: 32px 0;
}
.trust-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    text-align: center;
}
.trust-item { padding: 16px; }
.trust-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--accent);
    line-height: 1;
    margin-bottom: 8px;
}
.trust-label {
    font-size: 0.9rem;
    color: var(--text-light);
}

/* Section */
.section { padding: 80px 0; }
.section-title {
    text-align: center;
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--brand);
}
.section-desc {
    text-align: center;
    color: var(--text-light);
    font-size: 1rem;
    margin-bottom: 48px;
}

/* Business Cards */
.biz-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}
.biz-card {
    background: var(--surface);
    border-radius: var(--radius-lg);
    padding: 32px 24px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: transform var(--transition), box-shadow var(--transition);
    border: 1px solid var(--border);
}
.biz-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.biz-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, var(--accent), var(--accent-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
}
.biz-card-title {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--brand);
}
.biz-card-desc {
    font-size: 0.9rem;
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: 16px;
}
.biz-card-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--accent);
    font-size: 0.9rem;
    font-weight: 500;
}
.biz-card-link:hover { color: var(--accent-dark); }

/* Process */
.process-section { background: var(--surface); }
.process-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
    position: relative;
}
.process-grid::before {
    content: '';
    position: absolute;
    top: 40px;
    left: 15%;
    right: 15%;
    height: 2px;
    background: var(--border);
    z-index: 0;
}
.process-step {
    text-align: center;
    position: relative;
    z-index: 1;
}
.process-num {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: var(--bg);
    border: 3px solid var(--accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--accent);
}
.process-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--brand);
}
.process-desc {
    font-size: 0.85rem;
    color: var(--text-light);
}

/* News */
.news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.news-card {
    background: var(--surface);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: transform var(--transition), box-shadow var(--transition);
    border: 1px solid var(--border);
}
.news-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.news-thumb {
    height: 180px;
    background: linear-gradient(135deg, var(--brand) 0%, var(--accent) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255,255,255,0.3);
    font-size: 3rem;
}
.news-body { padding: 20px; }
.news-meta {
    display: flex;
    gap: 12px;
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 8px;
}
.news-title {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--brand);
    margin-bottom: 8px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.news-excerpt {
    font-size: 0.85rem;
    color: var(--text-light);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* CTA */
.cta-section {
    background: linear-gradient(135deg, var(--brand) 0%, #1a2526 100%);
    color: #fff;
    text-align: center;
    padding: 64px 0;
}
.cta-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 16px;
}
.cta-desc {
    font-size: 1.1rem;
    opacity: 0.9;
    margin-bottom: 32px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}
.cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    background: var(--accent);
    color: #fff;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius);
    transition: background var(--transition), transform var(--transition);
}
.cta-btn:hover { background: var(--accent-dark); transform: translateY(-2px); }

/* Footer */
.site-footer {
    background: var(--brand);
    color: rgba(255,255,255,0.85);
    padding: 64px 0 0;
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 48px;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #fff;
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 16px;
}
.footer-logo svg { color: var(--accent); }
.footer-desc {
    font-size: 0.9rem;
    line-height: 1.7;
    opacity: 0.8;
}
.footer-links h4, .footer-contact h4 {
    color: #fff;
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 20px;
}
.footer-links a {
    display: block;
    padding: 6px 0;
    font-size: 0.9rem;
    opacity: 0.8;
    transition: opacity var(--transition);
}
.footer-links a:hover { opacity: 1; color: var(--accent); }
.footer-contact p {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
    margin-bottom: 12px;
    opacity: 0.8;
}
.footer-contact svg { opacity: 0.6; flex-shrink: 0; }
.footer-bottom {
    padding: 24px 0;
    text-align: center;
    font-size: 0.85rem;
    opacity: 0.6;
}

/* ZFKF Float */
.zfkf-float { position: fixed; bottom: 24px; right: 24px; z-index: 999; }
.zfkf-trigger {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--accent);
    color: #fff;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 16px rgba(0,184,148,0.4);
    transition: transform var(--transition), box-shadow var(--transition);
}
.zfkf-trigger:hover { transform: scale(1.1); box-shadow: 0 6px 24px rgba(0,184,148,0.5); }
.zfkf-panel {
    position: absolute;
    bottom: 72px;
    right: 0;
    width: 280px;
    background: var(--surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all var(--transition);
}
.zfkf-panel.active { opacity: 1; visibility: visible; transform: translateY(0); }
.zfkf-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 20px;
    background: var(--accent);
    color: #fff;
    font-weight: 600;
}
.zfkf-close {
    background: none;
    border: none;
    color: #fff;
    font-size: 1.5rem;
    cursor: pointer;
    line-height: 1;
}
.zfkf-body { padding: 20px; }
.zfkf-body p { margin-bottom: 16px; color: var(--text-light); font-size: 0.9rem; }
.zfkf-btn {
    display: block;
    width: 100%;
    padding: 12px;
    background: var(--accent);
    color: #fff;
    text-align: center;
    border-radius: var(--radius);
    font-weight: 600;
    transition: background var(--transition);
}
.zfkf-btn:hover { background: var(--accent-dark); }

/* Breadcrumb */
.breadcrumb {
    padding: 16px 0;
    font-size: 0.9rem;
    color: var(--text-light);
}
.breadcrumb a { color: var(--accent); }
.breadcrumb span { margin: 0 8px; opacity: 0.5; }

/* 深色页头内的面包屑：必须浅色文字，禁止继承浅色主题深色字（防融底） */
.page-header .breadcrumb { color: rgba(255,255,255,0.65); }
.page-header .breadcrumb a { color: rgba(255,255,255,0.78); }
.page-header .breadcrumb a:hover { color: #FFFFFF; }
.page-header .breadcrumb span { opacity: 0.5; color: rgba(255,255,255,0.55); }

/* Page Header */
.page-header {
    background: linear-gradient(135deg, var(--brand) 0%, #1a2526 100%);
    color: #fff;
    padding: 80px 0 48px;
    text-align: center;
}
.page-header h1 { font-size: 2.5rem; font-weight: 700; margin-bottom: 12px; }
.page-header p { font-size: 1.1rem; opacity: 0.8; }

/* Article List */
.article-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 48px;
}
.pagination a, .pagination span {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 12px;
    border-radius: var(--radius);
    font-size: 0.9rem;
    transition: all var(--transition);
}
.pagination a { background: var(--surface); color: var(--text); border: 1px solid var(--border); }
.pagination a:hover { background: var(--accent); color: #fff; border-color: var(--accent); }
.pagination .active { background: var(--accent); color: #fff; border: 1px solid var(--accent); }

/* Sidebar */
.layout-with-sidebar {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 40px;
}
.sidebar { position: sticky; top: 96px; align-self: start; }
.sidebar-widget {
    background: var(--surface);
    border-radius: var(--radius);
    padding: 24px;
    margin-bottom: 24px;
    border: 1px solid var(--border);
}
.sidebar-widget h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--accent);
}
.sidebar-widget a {
    display: block;
    padding: 8px 0;
    font-size: 0.9rem;
    color: var(--text-light);
    transition: color var(--transition);
}
.sidebar-widget a:hover { color: var(--accent); }

/* Article Detail */
.article-detail { max-width: 800px; margin: 0 auto; }
.article-detail h1 { font-size: 2rem; font-weight: 700; margin-bottom: 16px; }
.article-meta {
    display: flex;
    gap: 20px;
    font-size: 0.9rem;
    color: var(--text-light);
    margin-bottom: 32px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border);
}
.article-content { line-height: 1.8; }
.article-content h2, .article-content h3 { margin: 24px 0 12px; color: var(--brand); }
.article-content p { margin-bottom: 16px; }
.article-content img { border-radius: var(--radius); margin: 16px 0; }
.article-nav {
    display: flex;
    justify-content: space-between;
    margin-top: 48px;
    padding-top: 24px;
    border-top: 1px solid var(--border);
}
.article-nav a {
    color: var(--accent);
    font-size: 0.95rem;
}

/* Cases */
.case-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.case-card {
    background: var(--surface);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: transform var(--transition), box-shadow var(--transition);
}
.case-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.case-cover {
    height: 200px;
    background: linear-gradient(135deg, var(--brand), var(--accent));
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255,255,255,0.2);
    font-size: 4rem;
}
.case-body { padding: 24px; }
.case-title { font-size: 1.1rem; font-weight: 600; margin-bottom: 8px; }
.case-subtitle { font-size: 0.85rem; color: var(--text-light); margin-bottom: 12px; }
.case-tags { display: flex; gap: 8px; flex-wrap: wrap; }
.case-tag {
    padding: 4px 12px;
    background: var(--bg);
    border-radius: 20px;
    font-size: 0.8rem;
    color: var(--text-light);
}

/* Services */
.services-hero {
    background: linear-gradient(135deg, var(--brand) 0%, var(--accent) 100%);
    color: #fff;
    padding: 100px 0 60px;
    text-align: center;
}
.service-detail-card {
    background: var(--surface);
    border-radius: var(--radius-lg);
    padding: 40px;
    margin-bottom: 32px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
}
.service-detail-card h3 {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--brand);
}
.service-detail-card p {
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 16px;
}
.service-chips {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}
.service-chip {
    padding: 6px 16px;
    background: var(--bg);
    border-radius: 20px;
    font-size: 0.85rem;
    color: var(--accent);
    border: 1px solid var(--accent);
}

/* Contact Form */
.contact-form {
    max-width: 600px;
    margin: 0 auto;
}
.form-group { margin-bottom: 20px; }
.form-group label {
    display: block;
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--brand);
}
.form-group input, .form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 1rem;
    transition: border-color var(--transition);
}
.form-group input:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
}
.form-group textarea { min-height: 120px; resize: vertical; }
.form-submit {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    background: var(--accent);
    color: #fff;
    border: none;
    border-radius: var(--radius);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background var(--transition);
}
.form-submit:hover { background: var(--accent-dark); }
.form-msg { padding: 12px 16px; border-radius: var(--radius); margin-bottom: 20px; font-size: 0.9rem; }
.form-msg.success { background: #d4edda; color: #155724; }
.form-msg.error { background: #f8d7da; color: #721c24; }

/* Search */
.search-box {
    max-width: 500px;
    margin: 0 auto 40px;
    position: relative;
}
.search-box input {
    width: 100%;
    padding: 14px 50px 14px 20px;
    border: 2px solid var(--border);
    border-radius: 30px;
    font-size: 1rem;
    transition: border-color var(--transition);
}
.search-box input:focus { outline: none; border-color: var(--accent); }
.search-box button {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    background: var(--accent);
    color: #fff;
    border: none;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* 404 */
.error-page {
    min-height: 60vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 80px 24px;
}
.error-code { font-size: 8rem; font-weight: 800; color: var(--accent); line-height: 1; }
.error-msg { font-size: 1.5rem; color: var(--text-light); margin: 16px 0 32px; }

/* Empty State */
.empty-state {
    text-align: center;
    padding: 80px 24px;
    color: var(--text-light);
}
.empty-state svg { margin: 0 auto 16px; opacity: 0.3; }

/* Animations */
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}
.animate-on-scroll {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
.animate-on-scroll.visible { opacity: 1; transform: translateY(0); }

/* No-JS Fallback */
.no-js .hero-slide { opacity: 1; position: relative; }
.no-js .hero { height: auto; }
.no-js .hero-slide:nth-child(n+2) { display: none; }

/* Responsive */
@media (max-width: 1024px) {
    .biz-grid { grid-template-columns: repeat(2, 1fr); }
    .process-grid { grid-template-columns: repeat(2, 1fr); }
    .process-grid::before { display: none; }
    .footer-grid { grid-template-columns: repeat(2, 1fr); }
    .layout-with-sidebar { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
    .main-nav {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        bottom: 0;
        background: var(--surface);
        flex-direction: column;
        padding: 24px;
        transform: translateX(100%);
        transition: transform var(--transition);
        overflow-y: auto;
    }
    .main-nav.active { transform: translateX(0); }
    .mobile-toggle { display: block; }
    .nav-link { width: 100%; padding: 14px 16px; }
    .dropdown-panel {
        position: static;
        transform: none;
        box-shadow: none;
        border: none;
        padding-left: 20px;
        opacity: 1;
        visibility: visible;
    }
    .hero { height: auto; min-height: 400px; }
    .hero-title { font-size: 2rem; }
    .trust-grid { grid-template-columns: repeat(2, 1fr); }
    .biz-grid, .news-grid, .article-grid, .case-grid { grid-template-columns: 1fr; }
    .process-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
    .section { padding: 48px 0; }
    .page-header h1 { font-size: 1.8rem; }
}

/* ===== 动效增强（太极水墨）===== */
/* 信任条数字：初始即真实值，JS 仅做滚动动画（no-js 正常显示） */
.trust-number .num-suffix { font-size: 0.6em; margin-left: 2px; }
.trust-item:hover .trust-number { transform: translateY(-2px); }
.trust-number { transition: transform var(--transition); }

/* 业务卡：图标微动 + 链接箭头位移 */
.biz-card:hover .biz-icon { transform: translateY(-4px) scale(1.06); }
.biz-icon { transition: transform var(--transition); }
.biz-card-link svg { transition: transform var(--transition); }
.biz-card:hover .biz-card-link svg { transform: translateX(4px); }

/* 滚动渐显错峰（stagger） */
/* 滚动渐显错峰（stagger，基础定义见上 Animations 段） */
.animate-on-scroll:nth-child(2) { transition-delay: 0.08s; }
.animate-on-scroll:nth-child(3) { transition-delay: 0.16s; }
.animate-on-scroll:nth-child(4) { transition-delay: 0.24s; }
.no-js .animate-on-scroll { opacity: 1; transform: none; }

/* CTA 水墨晕染呼吸 */
@keyframes ink-breathe {
    0%, 100% { transform: translate(0, 0) scale(1); opacity: 0.5; }
    50% { transform: translate(12px, -10px) scale(1.15); opacity: 0.75; }
}
.cta-section { position: relative; overflow: hidden; }
.cta-section::before {
    content: "";
    position: absolute;
    width: 320px;
    height: 320px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(0,184,148,0.18) 0%, transparent 70%);
    top: -80px;
    right: -60px;
    animation: ink-breathe 9s ease-in-out infinite;
    pointer-events: none;
}

/* 按钮悬浮光效 */
.hero-cta, .cta-btn { position: relative; overflow: hidden; }
.hero-cta::after, .cta-btn::after {
    content: "";
    position: absolute;
    top: 0; left: -100%;
    width: 60%;
    height: 100%;
    background: linear-gradient(105deg, transparent, rgba(255,255,255,0.35), transparent);
    transition: left 0.6s ease;
}
.hero-cta:hover::after, .cta-btn:hover::after { left: 120%; }

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
}

/* ===== tz-rich-text typography (auto-appended) ===== */
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article)>:first-child{margin-top:0}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article)>:last-child{margin-bottom:0}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) p{margin:0 0 1.05em;line-height:1.9}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) h1,:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) h2{margin:1.6em 0 .7em;line-height:1.4;font-weight:700}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) h1{font-size:1.6em}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) h2{font-size:1.4em}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) h3{margin:1.4em 0 .6em;font-size:1.2em;line-height:1.45;font-weight:700}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) h4{margin:1.2em 0 .5em;font-size:1.08em;font-weight:700}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) h5,:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) h6{margin:1.1em 0 .5em;font-size:1em;font-weight:700}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) ul,:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) ol{margin:0 0 1.05em;padding-left:1.7em}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) li{margin:.35em 0;line-height:1.8}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) img{max-width:100%;height:auto;border-radius:8px}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) figure{margin:1.2em 0}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) figcaption{margin-top:.5em;font-size:.85em;opacity:.7;text-align:center}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) blockquote{margin:1.2em 0;padding:.2em 0 .2em 1em;border-left:3px solid currentColor;opacity:.85}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) table{width:100%;border-collapse:collapse;margin:1.2em 0;font-size:.96em}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) th,:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) td{border:1px solid rgba(127,127,127,.3);padding:.5em .75em;text-align:left}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) th{font-weight:700;background:rgba(127,127,127,.06)}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) hr{margin:1.6em 0;border:0;border-top:1px solid rgba(127,127,127,.28)}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) pre{overflow:auto;padding:.8em 1em;border-radius:8px;background:rgba(127,127,127,.1);font-size:.92em}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) code{font-size:.94em}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) strong,:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) b{font-weight:700}
:where(.rich-text) ul{list-style:disc}
:where(.rich-text) ol{list-style:decimal}
:where(.rich-text) a{text-decoration:underline;text-underline-offset:3px}

/* ===== tz-footer-legal (auto-appended) ===== */
.zf-legal-line a{color:inherit;text-decoration:none;opacity:.92}
.zf-legal-line a:hover{opacity:1;text-decoration:underline;text-underline-offset:3px}
.zf-legal-line .zf-legal-all{font-weight:600}
.zf-legal-line .zf-legal-copy{opacity:.95}
.zf-legal-line .zf-legal-addr{opacity:.82}
.zf-legal-line .zf-legal-police{text-decoration:none}
@media (max-width:640px){.zf-legal-line{column-gap:.55em;line-height:1.7}}