/* ============================================
   AccountHub - 组件样式
   ============================================ */

/* ── 公告栏 ── */
.announcement-bar { background: var(--gradient-primary); color: #fff; padding: 10px 0; font-size: 0.875rem; position: relative; z-index: 1001; }
.announcement-inner { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.announcement-icon { font-size: 1rem; flex-shrink: 0; }
.announcement-text { flex: 1; min-width: 0; }
.announcement-cta { color: #fff; font-weight: 700; text-decoration: underline; white-space: nowrap; flex-shrink: 0; }
.announcement-cta:hover { color: rgba(255,255,255,0.85); }
.announcement-close { background: none; border: none; color: #fff; cursor: pointer; opacity: 0.7; font-size: 0.9rem; padding: 4px 8px; margin-left: auto; flex-shrink: 0; }
.announcement-close:hover { opacity: 1; }

/* ── 头部导航 ── */
.site-header {
  position: sticky; top: 0; z-index: 1000;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-color);
  transition: box-shadow 0.3s ease, transform 0.3s ease;
}
[data-theme="dark"] .site-header { background: rgba(15,23,42,0.92); }
.site-header.scrolled { box-shadow: var(--shadow-md); }
.site-header.header-hidden { transform: translateY(-100%); }
.header-inner { display: flex; align-items: center; gap: 32px; height: 68px; }
.site-branding { flex-shrink: 0; }
.site-logo-text { display: flex; align-items: center; gap: 8px; text-decoration: none; color: var(--text-primary); font-weight: 800; font-size: 1.2rem; letter-spacing: -0.02em; }
.logo-icon { width: 36px; height: 36px; background: var(--gradient-primary); border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center; font-size: 1.1rem; flex-shrink: 0; }
.site-logo-text:hover { color: var(--color-primary); }

.main-nav { flex: 1; }
.nav-menu { display: flex; align-items: center; gap: 4px; list-style: none; margin: 0; padding: 0; }
.nav-menu li a { display: block; padding: 8px 14px; font-size: 0.9rem; font-weight: 500; color: var(--text-secondary); border-radius: var(--radius-sm); transition: var(--transition-fast); text-decoration: none; white-space: nowrap; }
.nav-menu li a:hover,
.nav-menu li.current-menu-item > a { color: var(--color-primary); background: rgba(79,70,229,0.08); }

.header-actions { display: flex; align-items: center; gap: 10px; flex-shrink: 0; margin-left: auto; }
.header-search-btn { width: 36px; height: 36px; border: none; background: none; color: var(--text-secondary); cursor: pointer; border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; transition: var(--transition-fast); }
.header-search-btn:hover { color: var(--color-primary); background: rgba(79,70,229,0.08); }
.header-search-panel { position: absolute; top: 100%; left: 0; right: 0; background: var(--bg-card); border-bottom: 1px solid var(--border-color); padding: 16px 0; box-shadow: var(--shadow-md); z-index: 999; }
.search-form { display: flex; gap: 12px; }
.search-input { flex: 1; padding: 12px 16px; font-size: 1rem; background: var(--bg-secondary); border: 1.5px solid var(--border-color); border-radius: var(--radius-md); color: var(--text-primary); outline: none; transition: var(--transition-fast); }
.search-input:focus { border-color: var(--color-primary); box-shadow: 0 0 0 3px rgba(79,70,229,0.12); }
.search-submit { padding: 12px 20px; background: var(--gradient-primary); border: none; border-radius: var(--radius-md); color: #fff; cursor: pointer; display: flex; align-items: center; }

.mobile-menu-btn { width: 40px; height: 40px; background: none; border: none; cursor: pointer; padding: 8px; display: flex; flex-direction: column; justify-content: space-between; gap: 5px; }
.mobile-menu-btn span { display: block; height: 2px; width: 100%; background: var(--text-primary); border-radius: 2px; transition: var(--transition-base); }
.mobile-menu-overlay { position: fixed; inset: 0; background: rgba(0,0,0,0.5); z-index: 1099; opacity: 0; pointer-events: none; transition: opacity 0.3s ease; }
.mobile-menu-overlay.is-active { opacity: 1; pointer-events: all; }
.mobile-menu { position: fixed; top: 0; right: 0; width: 300px; max-width: 85vw; height: 100vh; background: var(--bg-card); z-index: 1100; transform: translateX(100%); transition: transform 0.35s cubic-bezier(0.4,0,0.2,1); display: flex; flex-direction: column; overflow-y: auto; }
.mobile-menu.is-open { transform: translateX(0); }
.mobile-menu-header { display: flex; align-items: center; justify-content: space-between; padding: 20px; border-bottom: 1px solid var(--border-color); flex-shrink: 0; }
.mobile-menu-close { background: none; border: none; font-size: 1.2rem; cursor: pointer; color: var(--text-muted); padding: 4px 8px; }
.mobile-nav-menu { flex: 1; padding: 12px 0; list-style: none; }
.mobile-nav-menu li a { display: block; padding: 14px 20px; color: var(--text-primary); font-size: 1rem; font-weight: 500; text-decoration: none; border-bottom: 1px solid var(--border-light); transition: var(--transition-fast); }
.mobile-nav-menu li a:hover { color: var(--color-primary); padding-left: 28px; }
.mobile-menu-footer { padding: 20px; border-top: 1px solid var(--border-color); }

/* ── HERO ── */
.hero-section { position: relative; background: var(--gradient-hero); color: #fff; padding: 100px 0 120px; overflow: hidden; min-height: 90vh; display: flex; align-items: center; }
.hero-bg-grid { position: absolute; inset: 0; background-image: linear-gradient(rgba(99,102,241,0.08) 1px,transparent 1px),linear-gradient(90deg,rgba(99,102,241,0.08) 1px,transparent 1px); background-size: 48px 48px; pointer-events: none; }
.hero-bg-glow { position: absolute; top: -20%; left: 50%; transform: translateX(-50%); width: 800px; height: 600px; background: radial-gradient(ellipse at center,rgba(79,70,229,0.3) 0%,transparent 70%); pointer-events: none; }
.hero-content { position: relative; z-index: 1; max-width: 780px; }
.hero-badge { display: inline-flex; align-items: center; gap: 8px; background: rgba(255,255,255,0.1); border: 1px solid rgba(255,255,255,0.2); color: rgba(255,255,255,0.9); padding: 8px 18px; border-radius: var(--radius-full); font-size: 0.85rem; font-weight: 500; margin-bottom: 28px; backdrop-filter: blur(8px); }
.hero-badge-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--color-accent); animation: pulse 2s infinite; flex-shrink: 0; }
@keyframes pulse { 0%,100%{opacity:1;transform:scale(1)} 50%{opacity:.6;transform:scale(1.3)} }
.hero-title { font-size: clamp(2.5rem,7vw,4.5rem); font-weight: 800; line-height: 1.15; color: #fff; margin-bottom: 24px; letter-spacing: -0.03em; }
.hero-subtitle { font-size: clamp(1rem,2vw,1.2rem); color: rgba(255,255,255,0.75); line-height: 1.8; margin-bottom: 40px; max-width: 600px; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 60px; }
.hero-stats { display: flex; align-items: center; flex-wrap: wrap; }
.hero-stat { display: flex; flex-direction: column; padding: 0 28px; }
.hero-stat:first-child { padding-left: 0; }
.hero-stat strong { font-size: 1.6rem; font-weight: 800; color: #fff; line-height: 1.2; }
.hero-stat span { font-size: 0.8rem; color: rgba(255,255,255,0.6); margin-top: 2px; }
.hero-stat-divider { width: 1px; height: 36px; background: rgba(255,255,255,0.2); }
.hero-scroll { position: absolute; bottom: 32px; left: 50%; transform: translateX(-50%); }
.hero-scroll-line { width: 1px; height: 48px; background: linear-gradient(to bottom,rgba(255,255,255,0.5),transparent); margin: 0 auto; animation: scrollLine 2s infinite; }
@keyframes scrollLine { 0%{transform:scaleY(0);transform-origin:top} 50%{transform:scaleY(1);transform-origin:top} 51%{transform:scaleY(1);transform-origin:bottom} 100%{transform:scaleY(0);transform-origin:bottom} }

/* ── 平台分类卡片 ── */
.platforms-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 16px; }
.platform-card { display: flex; align-items: center; gap: 14px; padding: 20px; text-decoration: none; position: relative; overflow: hidden; }
.platform-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.platform-card-icon { width: 52px; height: 52px; border-radius: var(--radius-md); background: var(--bg-secondary); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.platform-card-info { flex: 1; min-width: 0; }
.platform-card-info h3 { font-size: 1rem; margin-bottom: 4px; }
.platform-card-info p { font-size: 0.8rem; color: var(--text-muted); margin: 0; }
.platform-card-count { background: rgba(79,70,229,0.08); color: var(--color-primary); font-size: 0.75rem; font-weight: 700; padding: 3px 8px; border-radius: var(--radius-full); white-space: nowrap; flex-shrink: 0; }
.platform-card-arrow { color: var(--text-muted); transition: transform 0.2s; flex-shrink: 0; }
.platform-card:hover .platform-card-arrow { transform: translateX(4px); color: var(--color-primary); }

/* ── 商品卡片 ── */
.product-card { display: flex; flex-direction: column; }
.product-card-thumb { display: block; overflow: hidden; border-radius: var(--radius-lg) var(--radius-lg) 0 0; aspect-ratio: 4/3; }
.product-card-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
.product-card:hover .product-card-thumb img { transform: scale(1.05); }
.product-card-placeholder { background: var(--bg-secondary); display: flex; flex-direction: column; align-items: center; justify-content: center; aspect-ratio: 4/3; }
.product-card-title { font-size: 1rem; margin-bottom: 10px; }
.product-card-title a { color: var(--text-primary); text-decoration: none; }
.product-card-title a:hover { color: var(--color-primary); }
.product-card-features { list-style: none; padding: 0; display: flex; flex-direction: column; gap: 4px; margin-bottom: 14px; }
.product-card-features li { display: flex; align-items: flex-start; gap: 6px; font-size: 0.82rem; color: var(--text-secondary); line-height: 1.5; }
.product-card-price { display: flex; align-items: center; gap: 8px; margin-top: auto; }
.price-label { font-size: 0.75rem; color: var(--text-muted); }
.price-value { font-size: 1.1rem; font-weight: 700; color: var(--color-primary); }
.product-card .card-body { flex: 1; display: flex; flex-direction: column; }
.product-card-footer { background: var(--bg-secondary); }

/* ── 文章卡片 ── */
.post-card { display: flex; flex-direction: column; }
.post-card-thumb { display: block; overflow: hidden; border-radius: var(--radius-lg) var(--radius-lg) 0 0; aspect-ratio: 16/9; }
.post-card-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
.post-card:hover .post-card-thumb img { transform: scale(1.05); }
.post-card-title { font-size: 1rem; margin-bottom: 10px; }
.post-card-title a { color: var(--text-primary); text-decoration: none; }
.post-card-title a:hover { color: var(--color-primary); }
.post-card-excerpt { font-size: 0.875rem; color: var(--text-secondary); line-height: 1.7; margin: 0; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

/* ── 信任徽章 ── */
.trust-badge-item { padding: 28px; background: var(--bg-card); border: 1px solid var(--border-color); border-radius: var(--radius-lg); text-align: center; transition: var(--transition-base); }
.trust-badge-item:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: rgba(79,70,229,0.3); }
.trust-badge-icon { font-size: 2.4rem; margin-bottom: 12px; display: block; }
.trust-badge-title { font-size: 1rem; font-weight: 700; margin-bottom: 8px; }
.trust-badge-desc { font-size: 0.875rem; color: var(--text-secondary); margin: 0; }

/* ── FAQ ── */
.faq-list { display: flex; flex-direction: column; gap: 12px; }
.faq-item { background: var(--bg-card); border: 1px solid var(--border-color); border-radius: var(--radius-lg); overflow: hidden; transition: border-color 0.2s; }
.faq-item.is-open { border-color: rgba(79,70,229,0.4); }
.faq-question { width: 100%; text-align: left; background: none; border: none; cursor: pointer; display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 20px 24px; font-size: 1rem; font-weight: 600; color: var(--text-primary); font-family: var(--font-sans); transition: color 0.2s; }
.faq-question:hover { color: var(--color-primary); }
.faq-icon svg { flex-shrink: 0; transition: transform 0.3s ease; }
.faq-item.is-open .faq-icon svg { transform: rotate(180deg); }
.faq-answer { background: var(--bg-secondary); }
.faq-answer-inner { padding: 16px 24px 20px; font-size: 0.95rem; color: var(--text-secondary); line-height: 1.8; }

/* ── 联系 CTA ── */
.cta-contact-section { background: linear-gradient(135deg,rgba(79,70,229,0.06),rgba(6,182,212,0.04)); border: 1px solid rgba(79,70,229,0.15); border-radius: var(--radius-2xl); padding: 48px; margin: 48px 0; text-align: center; }
.cta-contact-icon { font-size: 2.5rem; margin-bottom: 12px; }
.cta-contact-title { font-size: 1.5rem; margin-bottom: 12px; }
.cta-contact-desc { color: var(--text-secondary); margin-bottom: 28px; }
.cta-contact-buttons { display: flex; justify-content: center; align-items: center; gap: 16px; flex-wrap: wrap; }
.wechat-contact { display: flex; align-items: center; gap: 8px; padding: 14px 20px; background: rgba(7,193,96,0.08); border: 1.5px solid rgba(7,193,96,0.25); border-radius: var(--radius-md); font-size: 0.9rem; color: var(--text-secondary); }
.wechat-id { color: var(--text-primary); font-size: 1rem; }

/* ── 页脚 ── */
.footer-cta { background: var(--gradient-hero); padding: 64px 0; }
.footer-cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 32px; flex-wrap: wrap; }
.footer-cta-text h2 { color: #fff; font-size: clamp(1.5rem,3vw,2rem); margin-bottom: 8px; }
.footer-cta-text p { color: rgba(255,255,255,0.75); margin: 0; }
.footer-cta-buttons { display: flex; gap: 16px; flex-wrap: wrap; flex-shrink: 0; }
.footer-main { padding: 64px 0 48px; background: var(--bg-secondary); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; }
.footer-logo { display: flex; align-items: center; gap: 8px; text-decoration: none; color: var(--text-primary); font-weight: 800; font-size: 1.2rem; margin-bottom: 16px; }
.footer-about { font-size: 0.9rem; color: var(--text-secondary); line-height: 1.8; margin-bottom: 24px; }
.footer-contacts { display: flex; gap: 12px; flex-wrap: wrap; }
.footer-contact-link { display: flex; align-items: center; gap: 6px; font-size: 0.85rem; color: var(--text-secondary); padding: 6px 12px; border: 1px solid var(--border-color); border-radius: var(--radius-sm); transition: var(--transition-fast); }
.footer-contact-link:hover { border-color: var(--color-primary); color: var(--color-primary); }
.footer-col-title { font-size: 0.85rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-primary); margin-bottom: 20px; }
.footer-nav { list-style: none; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.footer-nav li a { font-size: 0.875rem; color: var(--text-secondary); text-decoration: none; transition: var(--transition-fast); }
.footer-nav li a:hover { color: var(--color-primary); padding-left: 4px; }
.footer-bottom { background: var(--bg-secondary); border-top: 1px solid var(--border-color); padding: 20px 0; }
.footer-bottom-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.footer-copyright { font-size: 0.82rem; color: var(--text-muted); margin: 0; }
.footer-copyright a { color: var(--text-muted); }
.footer-disclaimer { font-size: 0.78rem; color: var(--text-muted); opacity: 0.7; margin: 0; }

/* ── 商品详情 ── */
.product-detail-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: flex-start; }
.product-main-image { position: relative; border-radius: var(--radius-xl); overflow: hidden; border: 1px solid var(--border-color); background: var(--bg-secondary); aspect-ratio: 4/3; }
.product-main-image img { width: 100%; height: 100%; object-fit: cover; }
.product-placeholder-large { display: flex; flex-direction: column; align-items: center; justify-content: center; min-height: 300px; }
.product-notice-card { background: var(--bg-secondary); }
.product-notice-list { list-style: none; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.product-notice-list li { display: flex; gap: 8px; font-size: 0.875rem; color: var(--text-secondary); }
.product-notice-list li::before { content: "•"; color: var(--color-warning); flex-shrink: 0; }
.product-detail-title { font-size: clamp(1.5rem,3vw,2rem); margin-bottom: 20px; }
.product-price-block { display: flex; align-items: baseline; gap: 10px; padding: 20px 24px; background: linear-gradient(135deg,rgba(79,70,229,0.06),rgba(6,182,212,0.04)); border: 1px solid rgba(79,70,229,0.15); border-radius: var(--radius-lg); margin-bottom: 24px; flex-wrap: wrap; }
.product-price-label { font-size: 0.85rem; color: var(--text-muted); }
.product-price-value { font-size: 1.8rem; font-weight: 800; color: var(--color-primary); line-height: 1; }
.product-price-note { font-size: 0.8rem; color: var(--text-muted); }
.product-section-label { font-size: 0.85rem; font-weight: 700; color: var(--text-secondary); margin-bottom: 12px; text-transform: uppercase; letter-spacing: 0.05em; }
.product-features-block,.product-excerpt-block { margin-bottom: 20px; }
.product-feature-list { list-style: none; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.product-feature-list li { display: flex; align-items: flex-start; gap: 8px; font-size: 0.9rem; color: var(--text-secondary); }
.product-info-grid { display: flex; flex-direction: column; gap: 12px; margin-bottom: 28px; }
.product-info-item { display: flex; gap: 12px; align-items: flex-start; padding: 12px 16px; background: var(--bg-secondary); border-radius: var(--radius-md); }
.product-info-icon { font-size: 1.2rem; flex-shrink: 0; }
.product-info-item strong { display: block; font-size: 0.85rem; margin-bottom: 2px; }
.product-info-item p { font-size: 0.85rem; color: var(--text-secondary); margin: 0; }
.product-cta-block { display: flex; flex-direction: column; gap: 12px; }
.product-cta-btn { justify-content: center; font-size: 1.05rem; padding: 16px 24px; }
.product-wechat-contact { display: flex; align-items: center; gap: 8px; padding: 12px 16px; background: rgba(7,193,96,0.08); border: 1px solid rgba(7,193,96,0.2); border-radius: var(--radius-md); font-size: 0.9rem; color: var(--text-secondary); }
.product-cta-guarantee { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; font-size: 0.8rem; color: var(--text-muted); padding-top: 8px; }
.product-section-heading { font-size: 1.25rem; margin-bottom: 24px; padding-bottom: 12px; border-bottom: 2px solid var(--border-color); }
.product-content { max-width: 800px; }

/* ── 商城列表 ── */
.shop-layout { display: grid; grid-template-columns: 260px 1fr; gap: 40px; align-items: flex-start; }
.shop-sidebar { position: sticky; top: 90px; }
.sidebar-widget { background: var(--bg-card); border: 1px solid var(--border-color); border-radius: var(--radius-lg); padding: 20px; margin-bottom: 20px; }
.sidebar-widget-title { font-size: 0.85rem; font-weight: 700; letter-spacing: 0.05em; text-transform: uppercase; color: var(--text-primary); margin-bottom: 16px; }
.sidebar-cat-list { list-style: none; padding: 0; display: flex; flex-direction: column; gap: 4px; }
.sidebar-cat-list li a { display: flex; align-items: center; justify-content: space-between; padding: 8px 10px; border-radius: var(--radius-sm); font-size: 0.875rem; color: var(--text-secondary); text-decoration: none; transition: var(--transition-fast); }
.sidebar-cat-list li a:hover,.sidebar-cat-list li.active a { color: var(--color-primary); background: rgba(79,70,229,0.08); }
.cat-count { font-size: 0.75rem; color: var(--text-muted); background: var(--bg-secondary); padding: 2px 7px; border-radius: var(--radius-full); }
.platform-filter-list { display: flex; flex-wrap: wrap; gap: 8px; }
.platform-filter-btn { display: flex; align-items: center; gap: 5px; padding: 6px 12px; border-radius: var(--radius-full); font-size: 0.8rem; color: var(--text-secondary); background: var(--bg-secondary); border: 1px solid var(--border-color); cursor: pointer; transition: var(--transition-fast); text-decoration: none; }
.platform-filter-btn:hover,.platform-filter-btn.active { background: rgba(79,70,229,0.1); color: var(--color-primary); border-color: rgba(79,70,229,0.3); }
.sidebar-tag { display: inline-block; padding: 5px 12px; border-radius: var(--radius-full); font-size: 0.8rem; background: var(--bg-secondary); color: var(--text-secondary); border: 1px solid var(--border-color); margin: 0 6px 8px 0; text-decoration: none; transition: var(--transition-fast); cursor: pointer; }
.sidebar-tag:hover,.sidebar-tag.active { background: rgba(79,70,229,0.1); color: var(--color-primary); border-color: rgba(79,70,229,0.3); }
.sidebar-cta { background: var(--gradient-primary); border: none; }
.sidebar-cta-inner { text-align: center; }
.sidebar-cta-inner h4 { color: #fff; margin-bottom: 8px; }
.sidebar-cta-inner p { font-size: 0.85rem; color: rgba(255,255,255,0.8); margin-bottom: 16px; }
.shop-toolbar { display: flex; align-items: center; justify-content: space-between; margin-bottom: 24px; flex-wrap: wrap; gap: 12px; }
.shop-count { font-size: 0.9rem; color: var(--text-secondary); }
.shop-count strong { color: var(--text-primary); }
.empty-state { text-align: center; padding: 80px 24px; }
.empty-state-icon { font-size: 3.5rem; margin-bottom: 16px; }

/* ── 文章详情 ── */
.article-layout { display: grid; grid-template-columns: 1fr 320px; gap: 48px; align-items: flex-start; }
.article-header { margin-bottom: 32px; }
.article-title { font-size: clamp(1.5rem,4vw,2.5rem); margin-bottom: 20px; }
.article-meta { display: flex; flex-wrap: wrap; gap: 16px; font-size: 0.85rem; color: var(--text-muted); padding: 16px 0; border-top: 1px solid var(--border-color); border-bottom: 1px solid var(--border-color); margin-bottom: 28px; }
.article-meta-item { display: flex; align-items: center; gap: 5px; }
.article-featured-image { border-radius: var(--radius-xl); overflow: hidden; margin-bottom: 32px; }
.article-featured-image img { width: 100%; height: auto; }
.entry-content { font-size: 1rem; line-height: 1.9; color: var(--text-secondary); }
.entry-content h2 { font-size: 1.5rem; margin: 2em 0 0.8em; color: var(--text-primary); }
.entry-content h3 { font-size: 1.25rem; margin: 1.8em 0 0.6em; color: var(--text-primary); }
.entry-content p { margin-bottom: 1.4em; }
.entry-content ul,.entry-content ol { padding-left: 1.6em; margin-bottom: 1.4em; }
.entry-content ul li { list-style: disc; }
.entry-content ol li { list-style: decimal; }
.entry-content li { margin-bottom: 0.5em; }
.entry-content a { color: var(--color-primary); text-decoration: underline; }
.entry-content blockquote { margin: 1.5em 0; padding: 16px 20px 16px 24px; border-left: 4px solid var(--color-primary); background: rgba(79,70,229,0.05); border-radius: 0 var(--radius-md) var(--radius-md) 0; font-style: italic; color: var(--text-secondary); }
.entry-content pre { background: var(--bg-tertiary); border-radius: var(--radius-md); padding: 20px; overflow-x: auto; margin-bottom: 1.4em; font-family: var(--font-mono); font-size: 0.9em; position: relative; }
.entry-content code { font-family: var(--font-mono); font-size: 0.875em; background: rgba(79,70,229,0.08); color: var(--color-primary); padding: 2px 6px; border-radius: 4px; }
.entry-content pre code { background: none; color: inherit; padding: 0; }
.entry-content img { border-radius: var(--radius-md); margin: 1.2em 0; cursor: zoom-in; }
.entry-content table { width: 100%; border-collapse: collapse; margin-bottom: 1.4em; }
.entry-content th,.entry-content td { padding: 10px 14px; border: 1px solid var(--border-color); font-size: 0.9rem; }
.entry-content th { background: var(--bg-secondary); font-weight: 700; }
.code-copy-btn { position: absolute; top: 10px; right: 10px; background: var(--bg-card); border: 1px solid var(--border-color); border-radius: var(--radius-sm); padding: 4px 10px; font-size: 0.75rem; cursor: pointer; color: var(--text-muted); transition: var(--transition-fast); }
.code-copy-btn:hover { color: var(--color-primary); border-color: var(--color-primary); }
.article-nav { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 40px; padding-top: 40px; border-top: 1px solid var(--border-color); }
.article-nav-next { text-align: right; }
.article-nav-link { display: flex; flex-direction: column; gap: 4px; text-decoration: none; }
.article-nav-dir { font-size: 0.78rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.05em; }
.article-nav-title { font-size: 0.9rem; font-weight: 600; color: var(--text-primary); transition: color 0.2s; }
.article-nav-link:hover .article-nav-title { color: var(--color-primary); }
.author-avatar-img { width: 64px; height: 64px; border-radius: var(--radius-full); object-fit: cover; }
.article-sidebar { position: sticky; top: 90px; }

/* ── TOC 目录 ── */
.toc-widget { background: var(--bg-card); border: 1px solid var(--border-color); border-radius: var(--radius-lg); overflow: hidden; margin-bottom: 24px; }
.toc-header { display: flex; align-items: center; justify-content: space-between; padding: 14px 18px; border-bottom: 1px solid var(--border-color); background: var(--bg-secondary); }
.toc-title { display: flex; align-items: center; gap: 7px; font-size: 0.85rem; font-weight: 700; color: var(--text-primary); }
.toc-toggle { background: none; border: none; cursor: pointer; color: var(--text-muted); padding: 2px; transition: transform 0.3s; }
.toc-nav { padding: 12px 0; max-height: 420px; overflow-y: auto; }
.toc-list { list-style: none; padding: 0; }
.toc-link { display: block; padding: 5px 18px; font-size: 0.82rem; color: var(--text-secondary); text-decoration: none; line-height: 1.5; border-left: 2px solid transparent; transition: var(--transition-fast); }
.toc-h3 .toc-link { padding-left: 30px; font-size: 0.8rem; }
.toc-h4 .toc-link { padding-left: 42px; font-size: 0.78rem; }
.toc-link:hover,.toc-link.is-active { color: var(--color-primary); border-left-color: var(--color-primary); background: rgba(79,70,229,0.05); }

/* ── 侧边栏小工具 ── */
.sidebar-product-item { display: flex; align-items: center; gap: 10px; padding: 10px 0; border-bottom: 1px solid var(--border-light); text-decoration: none; transition: var(--transition-fast); }
.sidebar-product-item:last-child { border-bottom: none; }
.sidebar-product-item:hover { color: var(--color-primary); }
.sidebar-product-icon { width: 36px; height: 36px; background: var(--bg-secondary); border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.sidebar-product-info { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 2px; }
.sidebar-product-title { font-size: 0.82rem; color: var(--text-primary); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sidebar-product-price { font-size: 0.78rem; color: var(--color-primary); font-weight: 600; }
.sidebar-post-item { display: flex; gap: 10px; align-items: flex-start; padding: 10px 0; border-bottom: 1px solid var(--border-light); text-decoration: none; }
.sidebar-post-item:last-child { border-bottom: none; }
.sidebar-post-thumb { width: 56px; height: 56px; object-fit: cover; border-radius: var(--radius-sm); flex-shrink: 0; }
.sidebar-post-info { flex: 1; min-width: 0; }
.sidebar-post-title { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; font-size: 0.82rem; color: var(--text-primary); line-height: 1.4; margin-bottom: 4px; }
.sidebar-post-date { font-size: 0.75rem; color: var(--text-muted); }
.sidebar-post-item:hover .sidebar-post-title { color: var(--color-primary); }

/* ── 灯箱 ── */
.lightbox-overlay { position: fixed; inset: 0; z-index: 9999; background: rgba(0,0,0,0.92); display: flex; align-items: center; justify-content: center; opacity: 0; transition: opacity 0.25s ease; cursor: zoom-out; }
.lightbox-overlay.is-open { opacity: 1; }
.lightbox-inner { position: relative; max-width: 90vw; max-height: 90vh; }
.lightbox-inner img { max-width: 90vw; max-height: 90vh; object-fit: contain; border-radius: var(--radius-lg); }
.lightbox-close { position: absolute; top: -16px; right: -16px; width: 36px; height: 36px; background: #fff; border: none; border-radius: var(--radius-full); cursor: pointer; font-size: 1rem; display: flex; align-items: center; justify-content: center; box-shadow: var(--shadow-md); }

/* ── 响应式 ── */
@media (max-width:1024px) {
  .platforms-grid { grid-template-columns: repeat(2,1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .product-detail-layout { grid-template-columns: 1fr; }
  .article-layout { grid-template-columns: 1fr; }
  .article-sidebar { position: static; }
  .shop-layout { grid-template-columns: 1fr; }
  .shop-sidebar { position: static; display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
}
@media (max-width:768px) {
  .hero-section { padding: 80px 0 100px; min-height: auto; }
  .hero-actions { flex-direction: column; gap: 12px; }
  .hero-actions .btn { width: 100%; justify-content: center; }
  .platforms-grid { grid-template-columns: 1fr; }
  .footer-cta-inner { flex-direction: column; text-align: center; }
  .footer-cta-buttons { justify-content: center; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .article-nav { grid-template-columns: 1fr; }
  .article-nav-next { text-align: left; }
  .cta-contact-section { padding: 32px 20px; }
  .shop-sidebar { grid-template-columns: 1fr; }
  .footer-bottom-inner { flex-direction: column; text-align: center; }
}
@media (max-width:480px) {
  .footer-grid { grid-template-columns: 1fr; }
  .hero-stat-divider { display: none; }
  .hero-stats { gap: 16px; }
  .hero-stat { padding: 0; }
}