/* === theme210 露营户外探险 - CSS Variables === */
:root {
    --color-primary: #2d5a27;
    --color-primary-dark: #1e3d1a;
    --color-primary-light: #edf5eb;
    --color-accent: #e07b39;
    --color-accent-light: #fdf0e8;
    --color-text-dark: #2c2420;
    --color-text-muted: #6b5e55;
    --color-text-light: #9b8e85;
    --color-bg-warm: #fdfaf5;
    --color-bg-gray: #f2efe8;
    --color-border: #e0d8ce;
    --color-border-dark: #c4b9a8;
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    --shadow-sm: 0 1px 3px rgba(44, 36, 32, 0.06);
    --shadow-md: 0 4px 16px rgba(44, 36, 32, 0.08);
    --shadow-lg: 0 8px 32px rgba(44, 36, 32, 0.10);
    --font-heading: 'Noto Serif SC', 'Songti SC', 'STSong', 'SimSun', Georgia, serif;
    --font-body: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', -apple-system, BlinkMacSystemFont, sans-serif;
}

/* === Reset & Base === */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: var(--font-body);
    font-size: 15px;
    line-height: 1.7;
    color: var(--color-text-dark);
    background: var(--color-bg-warm);
    margin: 0;
    -webkit-font-smoothing: antialiased;
}
a { color: var(--color-primary); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--color-accent); text-decoration: none; }
img { max-width: 100%; height: auto; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 15px; }
h1, h2, h3, h4, h5, h6 { font-family: var(--font-heading); font-weight: 600; line-height: 1.3; color: var(--color-text-dark); }

/* === A11y: skip-link + focus === */
.skip-link { position: absolute; top: -50px; left: 8px; z-index: 9999; padding: 10px 18px; background: var(--color-primary); color: #fff !important; border-radius: 0 0 6px 6px; font-size: 14px; transition: top 0.2s ease-out; }
.skip-link:focus { top: 0; outline: 3px solid #fff; outline-offset: 1px; }
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, [tabindex]:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 2px; border-radius: 3px; }

/* === Header === */
.site-header { background: #fff; box-shadow: 0 1px 8px rgba(44,36,32,0.06); position: sticky; top: 0; z-index: 1000; }
.site-header .container { display: flex; align-items: center; justify-content: space-between; padding-top: 12px; padding-bottom: 12px; }
.site-logo img { height: 44px; width: auto; }
.site-logo-text { color: var(--color-text-dark); font-size: 22px; font-weight: 700; letter-spacing: 1px; }
.navbar-toggle { display: none; background: none; border: 1px solid var(--color-border); border-radius: var(--radius-sm); padding: 8px 10px; cursor: pointer; }
.navbar-toggle .icon-bar { display: block; width: 22px; height: 2px; background: var(--color-text-dark); margin: 4px 0; border-radius: 1px; }
.main-nav { background: var(--color-primary); }
.main-nav .container { padding-top: 0; padding-bottom: 0; }
.main-menu { display: flex; list-style: none; margin: 0; padding: 0; flex-wrap: wrap; }
.main-menu > li > a { display: block; padding: 13px 22px; color: rgba(255,255,255,0.92); font-size: 15px; font-weight: 600; white-space: nowrap; transition: background 0.2s; }
.main-menu > li > a:hover, .main-menu > li.active > a { background: var(--color-primary-dark); color: #fff; }
.main-menu > li.dropdown { position: relative; }
.main-menu > li.dropdown:hover > .dropdown-menu { display: block; }
.main-menu .dropdown-menu { background: #fff; border: none; border-radius: var(--radius-sm); box-shadow: var(--shadow-md); padding: 8px 0; min-width: 160px; }
.main-menu .dropdown-menu > li > a { padding: 8px 18px; color: var(--color-text-dark); font-size: 14px; display: block; }
.main-menu .dropdown-menu > li > a:hover { background: var(--color-primary-light); color: var(--color-primary); }

/* === Hero === */
.hero-section { background: linear-gradient(rgba(0,0,0,0.45), rgba(0,0,0,0.55)), url('https://images.unsplash.com/photo-1504280390367-361c6d9f38f4?w=1400&q=80') center/cover no-repeat; padding: 120px 0 100px; text-align: center; color: #fff; position: relative; }
.hero-content { max-width: 720px; margin: 0 auto; }
.hero-badge { display: inline-block; padding: 6px 18px; border: 1px solid rgba(255,255,255,0.4); border-radius: 999px; font-size: 12px; letter-spacing: 3px; text-transform: uppercase; margin-bottom: 20px; color: rgba(255,255,255,0.85); }
.hero-title { font-family: var(--font-heading); font-size: 48px; font-weight: 700; margin: 0 0 16px; color: #fff; line-height: 1.2; }
.hero-subtitle { font-size: 18px; opacity: 0.9; margin: 0 0 36px; line-height: 1.6; }
.hero-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.btn-hero-primary { display: inline-block; padding: 14px 36px; background: var(--color-accent); color: #fff !important; border-radius: var(--radius-md); font-size: 16px; font-weight: 700; transition: background 0.2s, transform 0.2s; border: none; }
.btn-hero-primary:hover { background: #c96a2e; transform: translateY(-2px); }
.btn-hero-secondary { display: inline-block; padding: 14px 36px; background: transparent; color: #fff !important; border: 2px solid rgba(255,255,255,0.5); border-radius: var(--radius-md); font-size: 16px; font-weight: 600; transition: all 0.2s; }
.btn-hero-secondary:hover { border-color: #fff; background: rgba(255,255,255,0.1); transform: translateY(-2px); }

/* === Section Common === */
.section-gear, .section-philosophy, .section-trail, .section-stats, .section-testimonials, .section-faq, .section-quote, .section-cta, .section-exhibits { padding: 70px 0; }
.section-head { text-align: center; margin-bottom: 44px; }
.section-label { display: inline-block; font-size: 12px; letter-spacing: 3px; text-transform: uppercase; color: var(--color-accent); margin-bottom: 10px; font-weight: 700; }
.section-title { font-family: var(--font-heading); font-size: 32px; margin: 0 0 12px; color: var(--color-text-dark); }
.section-desc { font-size: 16px; color: var(--color-text-muted); max-width: 600px; margin: 0 auto; }

/* === Products Grid (Gear Cards) === */
.products-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.product-card { background: #fff; border-radius: var(--radius-md); overflow: hidden; box-shadow: var(--shadow-sm); transition: transform 0.3s, box-shadow 0.3s; }
.product-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.product-img { height: 200px; position: relative; overflow: hidden; }
.gear-gradient { width: 100%; height: 100%; }
.gg-tent { background: linear-gradient(135deg, #4a7c3f 0%, #2d5a27 40%, #8ba888 100%); }
.gg-sleeping { background: linear-gradient(135deg, #3d6889 0%, #1a3d55 40%, #6b9ebf 100%); }
.gg-stove { background: linear-gradient(135deg, #e07b39 0%, #c96a2e 40%, #f0b080 100%); }
.gg-pack { background: linear-gradient(135deg, #5c4033 0%, #3d2a20 40%, #8b6f5e 100%); }
.gg-lamp { background: linear-gradient(135deg, #d4a017 0%, #b8860b 40%, #f0d060 100%); }
.gg-filter { background: linear-gradient(135deg, #2e7d72 0%, #1a5248 40%, #5eada0 100%); }
.product-body { padding: 18px; }
.product-badge { display: inline-block; padding: 3px 10px; background: var(--color-primary-light); color: var(--color-primary); font-size: 11px; font-weight: 700; border-radius: 999px; margin-bottom: 8px; text-transform: uppercase; letter-spacing: 1px; }
.product-body h3 { font-family: var(--font-heading); font-size: 18px; margin: 0 0 8px; }
.product-body p { font-size: 14px; color: var(--color-text-muted); margin: 0; line-height: 1.7; }

/* === Philosophy Grid === */
.exhibit-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.exhibit-card { background: #fff; padding: 28px 24px; border-radius: var(--radius-md); box-shadow: var(--shadow-sm); border-top: 3px solid var(--color-primary); transition: transform 0.2s, box-shadow 0.2s; }
.exhibit-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.exhibit-icon { width: 48px; height: 48px; background: var(--color-primary-light); border-radius: 50%; display: flex; align-items: center; justify-content: center; margin-bottom: 16px; font-size: 20px; color: var(--color-primary); }
.exhibit-card h3 { font-family: var(--font-heading); font-size: 18px; margin: 0 0 10px; }
.exhibit-card p { font-size: 14px; color: var(--color-text-muted); line-height: 1.8; margin: 0; }

/* === Trail Philosophy (Process) === */
.process-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.process-card { background: #fff; padding: 32px 28px; border-radius: var(--radius-md); box-shadow: var(--shadow-sm); }
.process-num { display: flex; align-items: center; justify-content: center; width: 56px; height: 56px; background: var(--color-primary); color: #fff; font-family: var(--font-heading); font-size: 24px; font-weight: 700; border-radius: 50%; margin-bottom: 18px; }
.process-card h3 { font-family: var(--font-heading); font-size: 20px; margin: 0 0 12px; }
.process-card p { font-size: 14px; color: var(--color-text-muted); line-height: 1.9; margin: 0; }

/* === Stats === */
.section-stats { background: var(--color-primary); padding: 50px 0; }
.stats-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 20px; text-align: center; }
.stat-item { padding: 16px 10px; }
.stat-number { display: block; font-family: var(--font-heading); font-size: 36px; font-weight: 700; color: #fff; margin-bottom: 4px; }
.stat-label { display: block; font-size: 13px; color: rgba(255,255,255,0.75); }

/* === Testimonials === */
.section-testimonials { background: var(--color-bg-gray); }
.testimonial-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.testimonial-card { background: #fff; padding: 28px 24px; border-radius: var(--radius-md); box-shadow: var(--shadow-sm); }
.tm-quote { font-size: 24px; color: var(--color-accent); margin-bottom: 12px; opacity: 0.5; }
.tm-text { font-size: 14px; line-height: 1.9; color: var(--color-text-muted); margin: 0 0 18px; }
.tm-author { display: flex; align-items: center; gap: 12px; }
.tm-avatar { width: 40px; height: 40px; background: var(--color-primary); color: #fff; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 16px; font-weight: 700; flex-shrink: 0; }
.tm-info strong { display: block; font-size: 14px; color: var(--color-text-dark); }
.tm-info span { display: block; font-size: 12px; color: var(--color-text-light); }

/* === FAQ === */
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item { background: #fff; border-radius: var(--radius-md); box-shadow: var(--shadow-sm); margin-bottom: 14px; overflow: hidden; }
.faq-q { display: flex; align-items: center; justify-content: space-between; padding: 18px 24px; cursor: pointer; transition: background 0.2s; }
.faq-q:hover { background: var(--color-primary-light); }
.faq-q h3 { font-family: var(--font-heading); font-size: 17px; margin: 0; flex: 1; min-width: 0; padding-right: 16px; }
.faq-q .fa { color: var(--color-primary); transition: transform 0.3s; flex-shrink: 0; }
.faq-item.open .faq-q .fa { transform: rotate(45deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height 0.4s ease-out, padding 0.4s; }
.faq-item.open .faq-a { max-height: 800px; padding: 0 24px 22px; }
.faq-a p { margin: 0; font-size: 14px; color: var(--color-text-muted); line-height: 1.9; }

/* === Quote Banner === */
.ocean-banner { background: #fff; border-radius: var(--radius-md); padding: 40px 36px; box-shadow: var(--shadow-sm); border-left: 5px solid var(--color-accent); }
.ocean-quote { font-size: 28px; color: var(--color-accent); opacity: 0.35; margin-bottom: 10px; }
.ocean-banner blockquote { margin: 0 0 20px; padding: 0; border: none; }
.ocean-banner blockquote p { font-family: var(--font-heading); font-size: 18px; line-height: 1.9; color: var(--color-text-dark); margin: 0; }
.ocean-banner blockquote footer { font-size: 14px; color: var(--color-text-muted); margin-top: 12px; font-style: italic; }
.ocean-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.ocean-pledge { display: flex; align-items: center; gap: 6px; font-size: 13px; color: var(--color-primary); font-weight: 600; background: var(--color-primary-light); padding: 8px 16px; border-radius: 999px; }

/* === CTA === */
.section-cta { background: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.7)), url('https://images.unsplash.com/photo-1537905569824-89f4f8bc4abc?w=1400&q=80') center/cover no-repeat; text-align: center; color: #fff; }
.section-cta h2 { font-family: var(--font-heading); font-size: 32px; font-weight: 700; color: #fff; margin: 0 0 12px; }
.section-cta p { font-size: 16px; opacity: 0.85; margin: 0 0 28px; line-height: 1.8; }

/* === Footer === */
.site-footer { background: #2c2420; color: rgba(255,255,255,0.7); padding: 50px 0 0; font-size: 14px; }
.footer-row { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 30px; margin-bottom: 36px; }
.footer-col { flex: 1 1 180px; min-width: 170px; }
.footer-brand { flex: 1 1 240px; min-width: 170px; }
.footer-brand .site-logo-text { color: #fff; display: inline-block; margin-bottom: 10px; }
.footer-col h4 { color: #fff; font-family: var(--font-heading); font-size: 18px; margin: 0 0 16px; }
.footer-col p { line-height: 1.8; margin: 0 0 8px; }
.footer-col a { display: block; color: rgba(255,255,255,0.6); padding: 4px 0; transition: color 0.2s; }
.footer-col a:hover { color: var(--color-accent); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding: 18px 0; text-align: center; }
.footer-copyright a { color: rgba(255,255,255,0.5); margin-left: 12px; }

/* === Float Button === */
#floatbtn { position: fixed; right: 20px; bottom: 60px; z-index: 900; }
#back-to-top { display: flex; align-items: center; justify-content: center; width: 44px; height: 44px; background: var(--color-primary); color: #fff !important; border-radius: 50%; box-shadow: var(--shadow-md); opacity: 0; visibility: hidden; transition: all 0.3s; cursor: pointer; }
#back-to-top.show { opacity: 1; visibility: visible; }
#back-to-top:hover { background: var(--color-accent); transform: translateY(-2px); }

/* === Page Banner (inner pages) === */
.page-banner { background: linear-gradient(rgba(45,90,39,0.85), rgba(45,90,39,0.9)), url('https://images.unsplash.com/photo-1504280390367-361c6d9f38f4?w=1200&q=80') center/cover no-repeat; padding: 60px 0; text-align: center; color: #fff; }
.page-banner-title { font-family: var(--font-heading); font-size: 32px; margin: 0 0 8px; color: #fff; }
.breadcrumb-inline { font-size: 13px; color: rgba(255,255,255,0.7); }
.breadcrumb-inline a { color: rgba(255,255,255,0.85); }
.breadcrumb-inline .fa { margin: 0 8px; font-size: 11px; }
.page-container { padding: 40px 15px 60px; }

/* === Breadcrumb (detail page) === */
.breadcrumb-box { margin-bottom: 20px; font-size: 13px; color: var(--color-text-light); }
.breadcrumb-box a { color: var(--color-text-muted); }
.breadcrumb-box .fa { margin: 0 8px; font-size: 11px; }

/* === Article Card List === */
.article-card-list { display: flex; flex-direction: column; gap: 20px; }
.article-card { display: flex; background: #fff; border-radius: var(--radius-md); overflow: hidden; box-shadow: var(--shadow-sm); transition: transform 0.2s, box-shadow 0.2s; }
.article-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.article-cover { flex-shrink: 0; width: 240px; height: 160px; overflow: hidden; display: block; }
.article-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s; }
.article-card:hover .article-cover img { transform: scale(1.05); }
.article-body { flex: 1; min-width: 0; padding: 18px 22px; display: flex; flex-direction: column; justify-content: center; }
.article-title { font-family: var(--font-heading); font-size: 18px; margin: 0 0 8px; color: var(--color-text-dark); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.article-intro { font-size: 14px; color: var(--color-text-muted); margin: 0 0 12px; line-height: 1.7; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.article-meta { display: flex; align-items: center; gap: 14px; font-size: 12px; color: var(--color-text-light); }
.meta-cat { background: var(--color-primary-light); color: var(--color-primary); padding: 2px 10px; border-radius: 999px; font-size: 11px; font-weight: 600; }

/* === Article Detail === */
.article-detail { background: #fff; border-radius: var(--radius-md); padding: 32px; box-shadow: var(--shadow-sm); }
.article-detail-head { margin-bottom: 24px; padding-bottom: 20px; border-bottom: 1px solid var(--color-border); }
.article-detail-title { font-family: var(--font-heading); font-size: 28px; margin: 0 0 12px; }
.article-detail-meta { display: flex; align-items: center; gap: 14px; font-size: 13px; color: var(--color-text-light); }
.detail-cat { background: var(--color-primary-light); color: var(--color-primary); padding: 3px 12px; border-radius: 999px; font-size: 12px; font-weight: 600; }
.article-detail-content { font-size: 16px; line-height: 1.9; color: var(--color-text-dark); word-wrap: break-word; }
.article-detail-content img { max-width: 100%; height: auto; border-radius: var(--radius-sm); margin: 16px 0; }
.article-detail-content p { margin: 0 0 16px; }
.article-detail-content h2, .article-detail-content h3 { font-family: var(--font-heading); margin: 28px 0 14px; }
.article-detail-nav { display: flex; gap: 16px; margin-top: 24px; }
.detail-nav-item { flex: 1; min-width: 0; padding: 16px; background: #fff; border-radius: var(--radius-sm); box-shadow: var(--shadow-sm); display: block; transition: box-shadow 0.2s; }
.detail-nav-item:hover { box-shadow: var(--shadow-md); }
.detail-nav-label { display: block; font-size: 12px; color: var(--color-text-light); margin-bottom: 4px; }
.detail-nav-title { display: block; font-size: 14px; color: var(--color-text-dark); font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.detail-nav-next { text-align: right; }

/* === Article Summary (SEO/A11y required) === */
.article-summary {
    --as-primary: var(--color-primary);
    --as-bg: var(--color-bg-warm);
    --as-border: var(--color-border-dark);
    margin: 30px 0;
    padding: 20px 24px;
    background: var(--as-bg);
    border-left: 4px solid var(--as-primary);
    border-radius: var(--radius-sm);
}
.article-summary-head { display: flex; align-items: center; gap: 8px; margin-bottom: 12px; }
.summary-deco { color: var(--as-primary); flex-shrink: 0; }
.article-summary-title { font-family: var(--font-heading); font-size: 16px; margin: 0; color: var(--color-text-dark); font-weight: 600; }
.article-summary-text { color: var(--color-text-dark); font-size: 14px; line-height: 1.8; margin: 0 0 12px; }
.article-summary-cite { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; padding-top: 10px; border-top: 1px dashed var(--as-border); font-size: 12px; color: var(--color-text-muted); }
.cite-label { font-weight: 600; flex-shrink: 0; }
.cite-text { flex: 1; min-width: 0; font-family: Menlo, Monaco, Consolas, monospace; background: #fff; padding: 4px 8px; border-radius: 3px; color: var(--color-text-dark); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* === Related Section === */
.related-section { margin-top: 40px; }
.related-section h3 { font-family: var(--font-heading); font-size: 20px; margin: 0 0 16px; }
.related-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.related-card { background: #fff; border-radius: var(--radius-sm); overflow: hidden; box-shadow: var(--shadow-sm); transition: transform 0.2s; display: block; }
.related-card:hover { transform: translateY(-2px); }
.related-cover { height: 120px; overflow: hidden; }
.related-cover img { width: 100%; height: 100%; object-fit: cover; }
.related-body { padding: 12px; }
.related-body h4 { font-size: 14px; margin: 0 0 6px; font-family: var(--font-body); font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.related-body span { font-size: 12px; color: var(--color-text-light); }

/* === Product Grid === */
.product-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.product-list-page .product-card { background: #fff; border-radius: var(--radius-md); overflow: hidden; box-shadow: var(--shadow-sm); transition: transform 0.2s, box-shadow 0.2s; }
.product-list-page .product-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.product-cover { height: 200px; overflow: hidden; display: block; }
.product-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s; }
.product-list-page .product-card:hover .product-cover img { transform: scale(1.05); }
.product-list-page .product-body { padding: 16px; }
.product-title { font-family: var(--font-heading); font-size: 16px; margin: 0 0 10px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.product-meta { display: flex; align-items: center; justify-content: space-between; }
.product-price { font-size: 18px; font-weight: 700; color: var(--color-accent); }
.product-btn { padding: 6px 16px; background: var(--color-primary); color: #fff !important; border-radius: 999px; font-size: 12px; font-weight: 600; transition: background 0.2s; }
.product-btn:hover { background: var(--color-accent); }

/* === Product Detail === */
.product-detail-main { background: #fff; border-radius: var(--radius-md); padding: 28px; box-shadow: var(--shadow-sm); }
.product-detail-title { font-family: var(--font-heading); font-size: 24px; margin: 0 0 14px; }
.product-price-box { margin: 16px 0; padding: 16px; background: var(--color-accent-light); border-radius: var(--radius-sm); display: flex; align-items: center; gap: 12px; }
.product-price-box .price { font-size: 28px; font-weight: 700; color: var(--color-accent); }
.product-params { margin: 16px 0; }
.param-row { display: flex; gap: 12px; padding: 10px 0; border-bottom: 1px dashed var(--color-border); font-size: 14px; }
.param-key { color: var(--color-text-light); width: 80px; flex-shrink: 0; }
.param-val { flex: 1; min-width: 0; color: var(--color-text-dark); }
.product-actions { margin: 20px 0; }
.product-actions button { padding: 12px 32px; background: var(--color-accent); color: #fff; border: none; border-radius: var(--radius-md); font-size: 15px; font-weight: 600; cursor: pointer; transition: background 0.2s; }
.product-actions button:hover { background: #c96a2e; }
.product-detail-content { margin-top: 28px; }
.product-detail-content .nav-tabs { border-bottom: 2px solid var(--color-primary); }
.product-detail-content .nav-tabs > li > a { border: none !important; background: transparent; color: var(--color-text-muted); padding: 10px 24px; font-weight: 600; font-size: 14px; }
.product-detail-content .nav-tabs > li.active > a { background: var(--color-primary) !important; color: #fff !important; border-radius: var(--radius-sm) var(--radius-sm) 0 0; }
.detail-content-body { padding: 24px 0; font-size: 15px; line-height: 1.9; }

/* === PC Slide (product images) === */
.pc-slide .view { margin-bottom: 10px; }
.pc-slide .view .swiper-slide { border: 1px solid var(--color-border); border-radius: var(--radius-sm); overflow: hidden; }
.pc-slide .preview { position: relative; padding: 0 24px; }
.pc-slide .preview .swiper-slide { border: 2px solid transparent; border-radius: var(--radius-sm); overflow: hidden; cursor: pointer; }
.pc-slide .preview .swiper-slide.active-nav { border-color: var(--color-primary); }
.pc-slide .arrow-left, .pc-slide .arrow-right { position: absolute; top: 50%; transform: translateY(-50%); z-index: 10; width: 22px; height: 22px; background: var(--color-primary); border-radius: 50%; }
.pc-slide .arrow-left { left: 0; }
.pc-slide .arrow-right { right: 0; }

/* === Images Grid === */
.images-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.image-tile { background: #fff; border-radius: var(--radius-md); overflow: hidden; box-shadow: var(--shadow-sm); transition: transform 0.2s; display: block; }
.image-tile:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.image-tile-cover { height: 200px; overflow: hidden; }
.image-tile-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s; }
.image-tile:hover .image-tile-cover img { transform: scale(1.05); }
.image-tile-body { padding: 14px; display: flex; align-items: center; justify-content: space-between; }
.image-tile-title { font-size: 14px; margin: 0; flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.image-tile-view { font-size: 12px; color: var(--color-text-light); flex-shrink: 0; margin-left: 8px; }

/* === Single Page === */
.single-main { background: #fff; border-radius: var(--radius-md); padding: 32px; box-shadow: var(--shadow-sm); }
.single-content { font-size: 16px; line-height: 1.9; }
.subnav { margin-bottom: 24px; }
.subnav ul { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; padding: 0; margin: 0; }
.subnav li a { display: block; padding: 8px 20px; background: var(--color-bg-gray); border-radius: 999px; font-size: 14px; color: var(--color-text-dark); transition: all 0.2s; }
.subnav li.active a, .subnav li a:hover { background: var(--color-primary); color: #fff; }

/* === Text List (channel page) === */
.channel-block { margin-bottom: 36px; }
.block-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; padding-bottom: 10px; border-bottom: 2px solid var(--color-primary); }
.block-title { font-family: var(--font-heading); font-size: 20px; margin: 0; }
.block-more { font-size: 13px; color: var(--color-text-muted); }
.text-list { list-style: none; padding: 0; margin: 0; }
.text-list-item { display: flex; align-items: center; justify-content: space-between; padding: 10px 0; border-bottom: 1px dashed var(--color-border); }
.text-list-title { flex: 1; min-width: 0; font-size: 14px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.text-list-meta { display: flex; align-items: center; gap: 10px; font-size: 12px; color: var(--color-text-light); flex-shrink: 0; margin-left: 16px; }

/* === Widgets (Sidebar) === */
.widget { background: #fff; border-radius: var(--radius-md); padding: 18px 20px; margin-bottom: 20px; box-shadow: var(--shadow-sm); }
.widget-title { font-family: var(--font-heading); font-size: 17px; margin: 0 0 14px; padding-bottom: 10px; border-bottom: 2px solid var(--color-primary); }
.widget-title .fa { color: var(--color-primary); margin-right: 4px; }
.widget-nav-list { list-style: none; padding: 0; margin: 0; }
.widget-nav-list li { padding: 8px 0; border-bottom: 1px dashed var(--color-border); }
.widget-nav-list li:last-child { border-bottom: none; }
.widget-nav-list li a { display: block; font-size: 14px; color: var(--color-text-dark); padding: 2px 0; }
.widget-nav-list li.active a { color: var(--color-primary); font-weight: 600; }

/* Rank List */
.rank-list { list-style: none; padding: 0; margin: 0; }
.rank-item { display: flex; align-items: center; gap: 10px; padding: 8px 0; border-bottom: 1px dashed var(--color-border); }
.rank-item:last-child { border-bottom: none; }
.rank-num { flex-shrink: 0; width: 22px; height: 22px; display: flex; align-items: center; justify-content: center; font-size: 12px; font-weight: 700; border-radius: 4px; background: var(--color-bg-gray); color: var(--color-text-muted); }
.rank-1, .rank-2, .rank-3 { background: var(--color-accent); color: #fff; }
.rank-title { flex: 1; min-width: 0; font-size: 13px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--color-text-dark); display: block; }

/* Latest List */
.latest-list { list-style: none; padding: 0; margin: 0; }
.latest-item { display: flex; align-items: center; justify-content: space-between; padding: 8px 0; border-bottom: 1px dashed var(--color-border); }
.latest-item:last-child { border-bottom: none; }
.latest-title { flex: 1; min-width: 0; font-size: 13px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.latest-date { font-size: 11px; color: var(--color-text-light); flex-shrink: 0; margin-left: 10px; }

/* Gear Sidebar */
.gear-list { list-style: none; padding: 0; margin: 0; }
.gear-item { display: flex; gap: 10px; padding: 8px 0; border-bottom: 1px dashed var(--color-border); }
.gear-item:last-child { border-bottom: none; }
.gear-cover { width: 64px; height: 64px; flex-shrink: 0; border-radius: var(--radius-sm); overflow: hidden; display: block; }
.gear-cover img { width: 100%; height: 100%; object-fit: cover; }
.gear-body { flex: 1; min-width: 0; display: flex; flex-direction: column; justify-content: center; }
.gear-title { font-size: 13px; font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; display: block; }
.gear-price { font-size: 14px; font-weight: 700; color: var(--color-accent); margin-top: 4px; }

/* Widget Ad */
.widget-ad .ad-link { display: block; border-radius: var(--radius-sm); overflow: hidden; }
.widget-ad img { width: 100%; display: block; }

/* === Contact Form === */
.contact-form-wrap { margin-top: 36px; padding: 28px; background: var(--color-bg-warm); border-radius: var(--radius-md); }
.contact-form-title { font-family: var(--font-heading); font-size: 20px; margin: 0 0 20px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 16px; }
.form-row label { display: flex; align-items: center; gap: 8px; font-size: 14px; color: var(--color-text-dark); font-weight: 500; }
.form-row label span { flex-shrink: 0; }
.form-row .inp { flex: 1; min-width: 0; height: 40px; padding: 0 12px; border: 1px solid var(--color-border); border-radius: var(--radius-sm); font-size: 14px; font-family: var(--font-body); transition: border-color 0.2s; }
.form-row .inp:focus { border-color: var(--color-primary); outline: none; }
.mes { display: flex; align-items: flex-start; gap: 8px; font-size: 14px; margin-bottom: 16px; font-weight: 500; }
.mes span { flex-shrink: 0; padding-top: 8px; }
.mes textarea { flex: 1; min-width: 0; height: 120px; padding: 10px 12px; border: 1px solid var(--color-border); border-radius: var(--radius-sm); font-size: 14px; font-family: var(--font-body); resize: vertical; transition: border-color 0.2s; }
.mes textarea:focus { border-color: var(--color-primary); outline: none; }
.msgbtn-box { display: flex; gap: 12px; }
.btn-contact { padding: 10px 32px; background: var(--color-primary); color: #fff; border: none; border-radius: var(--radius-sm); font-size: 15px; font-weight: 600; cursor: pointer; transition: background 0.2s; }
.btn-contact:hover { background: var(--color-primary-dark); }
.btn-contact-reset { padding: 10px 24px; background: #fff; color: var(--color-text-muted); border: 1px solid var(--color-border); border-radius: var(--radius-sm); font-size: 15px; cursor: pointer; transition: all 0.2s; }
.btn-contact-reset:hover { border-color: var(--color-text-muted); }

/* === Pagination === */
.pagination-box { text-align: center; margin-top: 30px; }
.pagination { display: inline-flex; list-style: none; padding: 0; margin: 0; gap: 6px; flex-wrap: wrap; }
.pagination li a, .pagination li span { display: inline-block; min-width: 38px; height: 38px; line-height: 36px; padding: 0 14px; border: 1px solid var(--color-border); background: #fff; text-align: center; border-radius: var(--radius-sm); font-size: 14px; color: var(--color-text-dark); transition: all 0.2s; }
.pagination li a:hover { border-color: var(--color-primary); color: var(--color-primary); }
.pagination .active a, .pagination .active span { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }

/* === 六大技能展厅 === */
.exhibits-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.exhibits-grid .exhibit-card { background: #fff; padding: 28px 24px; border-radius: var(--radius-md); box-shadow: var(--shadow-sm); border: 1px solid var(--color-border); transition: transform 0.2s, box-shadow 0.2s; display: flex; gap: 18px; align-items: flex-start; }
.exhibits-grid .exhibit-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.exhibits-grid .exhibit-icon { flex-shrink: 0; width: 52px; height: 52px; background: var(--color-primary-light); border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center; font-size: 22px; color: var(--color-primary); }
.exhibits-grid .exhibit-body { flex: 1; min-width: 0; } .exhibits-grid .exhibit-body h3 { font-family: var(--font-heading); font-size: 17px; margin: 0 0 8px; } .exhibits-grid .exhibit-body p { font-size: 13px; color: var(--color-text-muted); line-height: 1.7; margin: 0 0 12px; } .exhibit-link { font-size: 13px; font-weight: 600; color: var(--color-accent); } .exhibit-link:hover { color: var(--color-primary-dark); }
/* === 共享子页面静态块 === */
.cover-static-intro { margin-top: 24px; } .static-intro-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.static-intro-card { background: var(--color-bg-gray); padding: 22px 18px; border-radius: var(--radius-md); text-align: center; border: 1px solid var(--color-border); } .static-intro-card .intro-icon { font-size: 26px; color: var(--color-primary); margin-bottom: 10px; } .static-intro-card h4 { font-family: var(--font-heading); font-size: 15px; margin: 0 0 8px; } .static-intro-card p { font-size: 13px; color: var(--color-text-muted); line-height: 1.7; margin: 0; }
.list-static-intro { background: #fff; padding: 22px 24px; border-radius: var(--radius-md); box-shadow: var(--shadow-sm); border: 1px solid var(--color-border); margin-bottom: 22px; }
.static-intro-badge { display: inline-flex; align-items: center; gap: 8px; padding: 4px 14px; background: var(--color-primary-light); color: var(--color-primary-dark); font-size: 12px; font-weight: 700; border-radius: var(--radius-sm); margin-bottom: 12px; } .static-intro-badge .fa { color: var(--color-accent); }
.list-static-intro p { font-size: 14px; color: var(--color-text-muted); line-height: 1.9; margin: 0; }
.camp-knowledge-card { margin: 24px 0; background: var(--color-bg-gray); border-radius: var(--radius-md); overflow: hidden; border: 1px solid var(--color-border); } .knowledge-head { display: flex; align-items: center; gap: 10px; padding: 14px 20px; background: var(--color-primary-light); border-bottom: 1px solid var(--color-border); } .knowledge-head .fa { color: var(--color-primary); font-size: 18px; } .knowledge-head h4 { font-family: var(--font-heading); font-size: 16px; margin: 0; } .knowledge-body { padding: 18px 20px; } .knowledge-body p { font-size: 14px; color: var(--color-text-muted); line-height: 1.9; margin: 0; }
.museum-mission { margin-top: 30px; } .mission-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.mission-card { background: #fff; padding: 26px 22px; border-radius: var(--radius-md); box-shadow: var(--shadow-sm); border: 1px solid var(--color-border); text-align: center; } .mission-icon { width: 56px; height: 56px; margin: 0 auto 16px; background: var(--color-primary-dark); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 22px; color: var(--color-accent); } .mission-card h4 { font-family: var(--font-heading); font-size: 17px; margin: 0 0 10px; } .mission-card p { font-size: 13px; color: var(--color-text-muted); line-height: 1.7; margin: 0; }
.conservation-notice { margin-top: 24px; background: #fff; padding: 22px 24px; border-radius: var(--radius-md); box-shadow: var(--shadow-sm); border-left: 4px solid var(--color-primary); display: flex; gap: 16px; align-items: flex-start; } .notice-icon { flex-shrink: 0; font-size: 26px; color: var(--color-primary); } .notice-body h4 { font-family: var(--font-heading); font-size: 16px; margin: 0 0 8px; } .notice-body p { font-size: 14px; color: var(--color-text-muted); line-height: 1.8; margin: 0; }

/* === Search === */
.search-keyword { color: var(--color-accent); }

/* === Responsive === */
@media (max-width: 991px) {
    .products-grid, .exhibit-grid, .process-grid { grid-template-columns: repeat(2, 1fr); }
    .exhibits-grid, .mission-grid, .static-intro-grid { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: repeat(3, 1fr); }
    .testimonial-grid { grid-template-columns: 1fr; }
    .footer-row { flex-direction: column; gap: 24px; }
    .article-card { flex-direction: column; }
    .article-cover { width: 100%; height: 200px; }
    .product-grid, .images-grid, .related-grid { grid-template-columns: repeat(2, 1fr); }
    .hero-title { font-size: 36px; }
    .hero-section { padding: 80px 0 70px; }
    .navbar-toggle { display: block; }
    .main-menu { flex-direction: column; }
    .main-menu > li > a { padding: 10px 16px; }
}
@media (max-width: 767px) {
    body { font-size: 14px; }
    .products-grid, .exhibit-grid, .process-grid { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-row { flex-direction: column; }
    .product-grid, .images-grid, .related-grid { grid-template-columns: 1fr; }
    .hero-title { font-size: 28px; }
    .hero-subtitle { font-size: 15px; }
    .hero-actions { flex-direction: column; align-items: center; }
    .section-title { font-size: 24px; }
    .article-detail { padding: 20px; }
    .article-detail-title { font-size: 22px; }
    .form-row { grid-template-columns: 1fr; }
    .ocean-actions { flex-direction: column; }
}