/*
Theme Name: CloudNeo
Theme URI: https://www.cloudneo.cn
Description: CloudNeo 新媒体代运营一站式数字营销服务主题，科技深蓝+极光绿，专业现代设计
Version: 1.0.0
Author: CloudNeo
Text Domain: cloudneo
*/

:root {
  --deep-blue: #0F172A;
  --tech-blue: #1E40AF;
  --mint-green: #10B981;
  --neon-purple: #7C3AED;
  --trendy-pink: #F43F5E;
  --dark-text: #1E293B;
  --body-text: #475569;
  --light-bg: #FAFAFA;
  --white: #FFFFFF;
  --border-light: #E2E8F0;
  --border-mid: #CBD5E1;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
  --shadow-card: 0 4px 20px rgba(0,0,0,0.06);
  --shadow-hover: 0 8px 30px rgba(15,23,42,0.1);
  --radius-xs: 4px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --transition-base: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif; color: var(--body-text); background: var(--white); line-height: 1.7; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
svg { display: inline-block !important; vertical-align: middle; flex-shrink: 0; }
li:has(> svg) { display: flex; align-items: flex-start; gap: 0.5rem; padding: 0.3rem 0; line-height: 1.65; }
li:has(> svg) > svg { margin-top: 0.15rem; }

.container { max-width: 1280px; margin: 0 auto; padding: 0 24px; }

/* ========== Buttons ========== */
.btn-primary { display: inline-flex; align-items: center; gap: 6px; padding: 12px 28px; background: linear-gradient(135deg, var(--tech-blue), #3B82F6); color: #fff; border-radius: var(--radius-sm); font-weight: 600; font-size: 0.95rem; transition: var(--transition-base); white-space: nowrap; box-shadow: 0 4px 14px rgba(30,64,175,0.25); }
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 6px 20px rgba(30,64,175,0.35); }
.btn-accent { display: inline-flex; align-items: center; gap: 6px; padding: 12px 28px; background: linear-gradient(135deg, var(--neon-purple), #8B5CF6); color: #fff; border-radius: var(--radius-sm); font-weight: 600; font-size: 0.95rem; transition: var(--transition-base); white-space: nowrap; box-shadow: 0 4px 14px rgba(124,58,237,0.25); }
.btn-accent:hover { transform: translateY(-1px); box-shadow: 0 6px 20px rgba(124,58,237,0.35); }
.btn-outline { display: inline-flex; align-items: center; gap: 6px; padding: 12px 28px; background: transparent; color: var(--tech-blue); border: 1.5px solid var(--tech-blue); border-radius: var(--radius-sm); font-weight: 600; font-size: 0.95rem; transition: var(--transition-base); white-space: nowrap; }
.btn-outline:hover { background: var(--tech-blue); color: #fff; }
.btn-ghost { display: inline-flex; align-items: center; gap: 6px; padding: 10px 20px; background: rgba(30,64,175,0.06); color: var(--tech-blue); border-radius: var(--radius-sm); font-weight: 600; font-size: 0.9rem; transition: var(--transition-base); }
.btn-ghost:hover { background: rgba(30,64,175,0.12); }

/* ========== Header ========== */
#site-header { position: sticky; top: 0; z-index: 1000; background: rgba(255,255,255,0.92); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); border-bottom: 1px solid var(--border-light); }
body.admin-bar #site-header { top: 32px !important; }
.header-inner { display: flex; align-items: center; justify-content: space-between; max-width: 1280px; margin: 0 auto; padding: 0 24px; height: 64px; }
.site-logo { font-size: 1.35rem; font-weight: 800; color: var(--deep-blue); letter-spacing: -0.5px; display: flex; align-items: center; gap: 8px; }
.site-logo .logo-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--mint-green); display: inline-block; }
.header-right { display: flex; align-items: center; gap: 20px; }

/* Desktop Nav - WordPress Menu */
.desktop-nav-container { display: none; }
@media (min-width: 1024px) {
  .desktop-nav-container { display: flex; align-items: center; }
  .mobile-toggle { display: none; }
}
.primary-menu-desktop { display: flex; list-style: none; gap: 4px; margin: 0; padding: 0; }
.primary-menu-desktop > li { position: relative; }
.primary-menu-desktop > li > a { display: block; padding: 8px 14px; font-size: 0.92rem; font-weight: 500; color: var(--body-text); border-radius: var(--radius-xs); transition: var(--transition-base); white-space: nowrap; }
.primary-menu-desktop > li > a:hover,
.primary-menu-desktop > .current-menu-item > a,
.primary-menu-desktop > .current-menu-ancestor > a { color: var(--tech-blue); background: rgba(30,64,175,0.05); }

/* Sub-menu dropdown */
.primary-menu-desktop .sub-menu { position: absolute; top: 100%; left: 50%; transform: translateX(-50%) translateY(8px); background: #fff; border-radius: var(--radius-md); box-shadow: var(--shadow-hover); padding: 8px 0; min-width: 180px; list-style: none; opacity: 0; visibility: hidden; transition: var(--transition-base); z-index: 1001; }
.primary-menu-desktop li:hover > .sub-menu { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(4px); }
.primary-menu-desktop .sub-menu a { display: block; padding: 8px 20px; font-size: 0.88rem; font-weight: 400; color: var(--body-text); white-space: nowrap; transition: background 0.15s; }
.primary-menu-desktop .sub-menu a:hover { background: rgba(30,64,175,0.04); color: var(--tech-blue); }
.primary-menu-desktop .sub-menu .current-menu-item > a { color: var(--tech-blue); }

/* Mobile Toggle */
.mobile-toggle { display: flex; align-items: center; justify-content: center; width: 40px; height: 40px; border: none; background: none; cursor: pointer; color: var(--deep-blue); }
.mobile-toggle svg { width: 24px; height: 24px; }

/* Mobile Panel */
.mobile-panel { position: fixed; top: 0; right: -300px; width: 280px; height: 100vh; background: #fff; z-index: 2000; box-shadow: -4px 0 20px rgba(0,0,0,0.1); padding: 24px; overflow-y: auto; transition: right 0.35s cubic-bezier(0.4, 0, 0.2, 1); }
.mobile-panel.open { right: 0; }
.mobile-panel-overlay { position: fixed; inset: 0; background: rgba(0,0,0,0.4); z-index: 1999; opacity: 0; visibility: hidden; transition: var(--transition-base); }
.mobile-panel-overlay.open { opacity: 1; visibility: visible; }
.primary-menu-mobile { list-style: none; padding: 0; margin: 0; }
.primary-menu-mobile > li { margin-bottom: 4px; }
.primary-menu-mobile > li > a { display: block; padding: 12px 0; font-size: 1rem; font-weight: 500; color: var(--dark-text); border-bottom: 1px solid var(--border-light); transition: color 0.15s; }
.primary-menu-mobile > li > a:hover,
.primary-menu-mobile > .current-menu-item > a { color: var(--tech-blue); }
.primary-menu-mobile .sub-menu { list-style: none; padding: 4px 0 4px 16px; margin: 0; }
.primary-menu-mobile .sub-menu a { display: block; padding: 10px 0; font-size: 0.92rem; color: var(--body-text); border-bottom: 1px dashed var(--border-light); }

@media (min-width: 1024px) {
  .mobile-panel, .mobile-panel-overlay { display: none; }
}

/* ========== Footer ========== */
.site-footer { background: var(--deep-blue); color: #CBD5E1; padding: 60px 24px 0; font-size: 0.9rem; }
.footer-grid { max-width: 1280px; margin: 0 auto; display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 40px; }
.footer-brand h3 { font-size: 1.3rem; color: #fff; margin-bottom: 12px; font-weight: 700; }
.footer-brand p { color: #94A3B8; line-height: 1.8; margin-bottom: 16px; }
.footer-col h4 { color: #fff; font-size: 1rem; font-weight: 600; margin-bottom: 16px; }
.footer-col ul { list-style: none; padding: 0; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a { color: #94A3B8; transition: color 0.2s; }
.footer-col ul li a:hover { color: var(--mint-green); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.08); padding: 20px 0; text-align: center; color: #64748B; font-size: 0.82rem; max-width: 1280px; margin: 0 auto; }
.footer-contact li { display: flex; align-items: flex-start; gap: 8px; color: #94A3B8; }
.footer-contact li svg { color: var(--mint-green); flex-shrink: 0; margin-top: 3px; }
@media (max-width: 768px) {
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
}

/* ========== Section Common ========== */
.section { max-width: 1280px; margin: 0 auto; padding: 80px 24px; }
.section-header { text-align: center; margin-bottom: 56px; }
.section-label { display: inline-block; padding: 5px 16px; background: rgba(16,185,129,0.08); color: var(--mint-green); border-radius: 50px; font-size: 0.82rem; font-weight: 600; margin-bottom: 16px; letter-spacing: 0.5px; }
.section-label-alt { display: inline-block; padding: 5px 16px; background: rgba(124,58,237,0.08); color: var(--neon-purple); border-radius: 50px; font-size: 0.82rem; font-weight: 600; margin-bottom: 16px; letter-spacing: 0.5px; }
.section-title { font-size: 2.2rem; font-weight: 800; color: var(--deep-blue); margin-bottom: 12px; }
.section-subtitle { font-size: 1rem; color: #64748B; max-width: 600px; margin: 0 auto; line-height: 1.7; }

/* ========== Cards ========== */
.card { background: #fff; border-radius: var(--radius-lg); padding: 32px 28px; box-shadow: var(--shadow-card); transition: var(--transition-base); border: 1px solid var(--border-light); }
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); border-color: transparent; }

/* ========== Hero ========== */
.hero-section { position: relative; overflow: hidden; background: linear-gradient(135deg, #0F172A 0%, #1E293B 50%, #0F172A 100%); padding: 100px 24px 80px; text-align: center; }
.hero-bg-glow { position: absolute; top: -100px; left: 50%; transform: translateX(-50%); width: 600px; height: 600px; background: radial-gradient(circle, rgba(30,64,175,0.15), transparent 70%); pointer-events: none; }
.hero-inner { position: relative; z-index: 1; max-width: 800px; margin: 0 auto; }
.hero-badge { display: inline-flex; align-items: center; gap: 6px; padding: 6px 16px; background: rgba(16,185,129,0.12); color: var(--mint-green); border-radius: 50px; font-size: 0.85rem; font-weight: 600; margin-bottom: 24px; }
.hero-title { font-size: 2.8rem; font-weight: 800; color: #fff; margin-bottom: 16px; line-height: 1.25; }
.hero-title .highlight { background: linear-gradient(135deg, var(--mint-green), #34D399); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.hero-title .highlight-purple { background: linear-gradient(135deg, var(--neon-purple), #A78BFA); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.hero-subtitle { font-size: 1.1rem; color: #94A3B8; max-width: 640px; margin: 0 auto 36px; line-height: 1.7; }
.hero-actions { display: flex; align-items: center; justify-content: center; gap: 16px; flex-wrap: wrap; margin-bottom: 48px; }
.hero-trust { display: flex; justify-content: center; gap: 48px; flex-wrap: wrap; }
.hero-trust-item { text-align: center; }
.hero-trust-item .num { font-size: 2rem; font-weight: 800; color: var(--mint-green); }
.hero-trust-item .num .suffix { font-size: 1.2rem; }
.hero-trust-item .label { font-size: 0.85rem; color: #64748B; margin-top: 4px; }
@media (max-width: 768px) {
  .hero-title { font-size: 1.8rem; }
  .hero-trust { gap: 24px; }
  .hero-trust-item .num { font-size: 1.5rem; }
}

/* ========== Service Cards (4-col) ========== */
.service-card { background: #fff; border-radius: var(--radius-lg); padding: 36px 28px; box-shadow: var(--shadow-card); transition: var(--transition-base); border: 1px solid var(--border-light); position: relative; overflow: hidden; }
.service-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-hover); }
.service-card::before { content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 4px; background: linear-gradient(90deg, var(--tech-blue), var(--mint-green)); transform: scaleX(0); transition: transform 0.4s ease; transform-origin: left; }
.service-card:hover::before { transform: scaleX(1); }
.service-card .card-icon { width: 52px; height: 52px; border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center; margin-bottom: 20px; }
.service-card .card-icon.blue { background: rgba(30,64,175,0.08); color: var(--tech-blue); }
.service-card .card-icon.green { background: rgba(16,185,129,0.08); color: var(--mint-green); }
.service-card .card-icon.purple { background: rgba(124,58,237,0.08); color: var(--neon-purple); }
.service-card .card-icon.pink { background: rgba(244,63,94,0.08); color: var(--trendy-pink); }
.service-card h3 { font-size: 1.15rem; font-weight: 700; color: var(--deep-blue); margin-bottom: 10px; }
.service-card p { font-size: 0.9rem; color: var(--body-text); line-height: 1.7; margin-bottom: 16px; }
.service-card .card-features { list-style: none; padding: 0; }
.service-card .card-features li { font-size: 0.85rem; color: #64748B; margin-bottom: 6px; padding-left: 14px; position: relative; }
.service-card .card-features li::before { content: ''; position: absolute; left: 0; top: 8px; width: 6px; height: 6px; border-radius: 50%; background: var(--mint-green); }

/* ========== Business Scope ========== */
.biz-card { background: #fff; border-radius: var(--radius-lg); padding: 28px; box-shadow: var(--shadow-card); transition: var(--transition-base); border-left: 4px solid var(--tech-blue); }
.biz-card:hover { transform: translateX(6px); box-shadow: var(--shadow-hover); }
.biz-card.accent-purple { border-left-color: var(--neon-purple); }
.biz-card.accent-green { border-left-color: var(--mint-green); }
.biz-card.accent-pink { border-left-color: var(--trendy-pink); }
.biz-card h3 { font-size: 1.1rem; font-weight: 700; color: var(--deep-blue); margin-bottom: 8px; }
.biz-card p { font-size: 0.9rem; color: var(--body-text); line-height: 1.7; }

/* ========== Case Cards ========== */
.case-card { display:block; background: #fff; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-card); transition: var(--transition-base); border: 1px solid var(--border-light); color:inherit; text-decoration:none; }
.case-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.case-thumb { height: 200px; background: #f1f5f9; overflow: hidden; position: relative; }
.case-thumb img { width: 100%; height: 100%; object-fit: cover; }
.case-tag { position: absolute; top: 12px; left: 12px; padding: 3px 10px; background: var(--tech-blue); color: #fff; border-radius: 50px; font-size: 0.75rem; font-weight: 600; }
.case-body { padding: 24px; }
.case-body h3 { font-size: 1.1rem; font-weight: 700; color: var(--deep-blue); margin-bottom: 8px; }
.case-body p { font-size: 0.88rem; color: var(--body-text); line-height: 1.6; margin-bottom: 12px; }
.case-stats { display: flex; gap: 16px; flex-wrap: wrap; }
.case-stat { text-align: center; }
.case-stat .val { font-size: 1.3rem; font-weight: 800; color: var(--mint-green); }
.case-stat .key { font-size: 0.75rem; color: #64748B; }

/* ========== Blog Cards ========== */
.blog-card { background: #fff; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-sm); transition: var(--transition-base); border: 1px solid var(--border-light); }
.blog-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-hover); }
.blog-thumb { height: 180px; background: #f1f5f9; overflow: hidden; }
.blog-thumb img { width: 100%; height: 100%; object-fit: cover; }
.blog-body { padding: 20px; }
.blog-body .blog-date { font-size: 0.78rem; color: #94A3B8; margin-bottom: 8px; }
.blog-body h3 { font-size: 1rem; font-weight: 700; color: var(--deep-blue); margin-bottom: 8px; line-height: 1.5; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.blog-body p { font-size: 0.85rem; color: var(--body-text); line-height: 1.6; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.blog-tag { display: inline-block; padding: 2px 10px; background: rgba(30,64,175,0.06); color: var(--tech-blue); border-radius: 50px; font-size: 0.75rem; margin-bottom: 12px; }
.blog-tag.green { background: rgba(16,185,129,0.08); color: var(--mint-green); }

/* ========== Article (Single) ========== */
.article-container { max-width: 800px; margin: 0 auto; padding: 40px 24px; }
.article-header { margin-bottom: 32px; }
.article-cat { display: inline-block; padding: 4px 12px; background: rgba(30,64,175,0.08); color: var(--tech-blue); border-radius: 50px; font-size: 0.78rem; font-weight: 600; margin-bottom: 16px; }
.article-title { font-size: 2rem; font-weight: 800; color: var(--deep-blue); margin-bottom: 12px; line-height: 1.4; }
.article-meta { display: flex; align-items: center; gap: 20px; font-size: 0.85rem; color: #94A3B8; flex-wrap: wrap; }
.article-body { font-size: 1rem; color: var(--body-text); line-height: 1.9; }
.article-body h2 { font-size: 1.5rem; font-weight: 700; color: var(--deep-blue); margin: 36px 0 16px; padding-bottom: 8px; border-bottom: 2px solid var(--border-light); }
.article-body h3 { font-size: 1.2rem; font-weight: 700; color: var(--deep-blue); margin: 28px 0 12px; }
.article-body p { margin-bottom: 16px; }
.article-body ul, .article-body ol { margin-bottom: 16px; padding-left: 24px; }
.article-body li { margin-bottom: 6px; }
.article-body img { border-radius: var(--radius-md); margin: 20px 0; }
.article-body blockquote { padding: 16px 24px; background: rgba(30,64,175,0.03); border-left: 4px solid var(--tech-blue); margin: 20px 0; color: var(--body-text); border-radius: 0 var(--radius-sm) var(--radius-sm) 0; }
.article-body a { color: var(--tech-blue); text-decoration: underline; }
.article-body code { background: #f1f5f9; padding: 2px 6px; border-radius: 4px; font-size: 0.9em; }
.article-body pre { background: #1E293B; color: #E2E8F0; padding: 20px; border-radius: var(--radius-md); overflow-x: auto; margin: 20px 0; font-size: 0.88rem; line-height: 1.6; }
.article-footer { margin-top: 48px; padding-top: 32px; border-top: 1px solid var(--border-light); }

/* ========== Article TOC ========== */
.article-toc { background: #f8fafc; border-radius: var(--radius-md); padding: 24px; margin-bottom: 32px; border: 1px solid var(--border-light); }
.article-toc h4 { font-size: 1rem; font-weight: 700; color: var(--deep-blue); margin-bottom: 12px; }
.article-toc ul { list-style: none; padding: 0; margin: 0; }
.article-toc li { margin-bottom: 6px; }
.article-toc a { font-size: 0.9rem; color: var(--body-text); padding: 4px 0; display: block; border-left: 2px solid transparent; padding-left: 12px; transition: var(--transition-base); }
.article-toc a:hover, .article-toc a.active { color: var(--tech-blue); border-left-color: var(--tech-blue); }
.article-toc ul ul { padding-left: 16px; margin-top: 4px; }
.article-toc-sticky { position: relative; z-index: 1; margin-bottom: 32px; }

/* ========== Related Posts ========== */
.related-posts-title { font-size: 1.3rem; font-weight: 700; color: var(--deep-blue); margin-bottom: 24px; }
.related-posts-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.related-post-card { background: #fff; border-radius: var(--radius-md); overflow: hidden; box-shadow: 0 1px 6px rgba(0,0,0,0.04); transition: var(--transition-base); border: 1px solid var(--border-light); }
.related-post-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-card); }
.related-post-thumb { height: 140px; background: #f1f5f9; overflow: hidden; }
.related-post-thumb img { width: 100%; height: 100%; object-fit: cover; }
.rp-body { padding: 14px; }
.rp-body .rp-title { font-size: 0.92rem; font-weight: 600; color: var(--deep-blue); line-height: 1.4; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.rp-body .rp-date { font-size: 0.78rem; color: #94A3B8; margin-top: 6px; }

/* ========== Pricing Table ========== */
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.pricing-card { background: #fff; border-radius: var(--radius-lg); padding: 36px 28px; box-shadow: var(--shadow-card); text-align: center; border: 1.5px solid var(--border-light); transition: var(--transition-base); position: relative; }
.pricing-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.pricing-card.featured { border-color: var(--tech-blue); box-shadow: 0 8px 30px rgba(30,64,175,0.12); transform: scale(1.03); }
.pricing-card.featured:hover { transform: scale(1.03) translateY(-4px); }
.pricing-badge { display: inline-block; padding: 3px 14px; background: linear-gradient(135deg, var(--tech-blue), #3B82F6); color: #fff; border-radius: 50px; font-size: 0.78rem; font-weight: 600; margin-bottom: 16px; }
.pricing-name { font-size: 1.1rem; font-weight: 700; color: var(--deep-blue); margin-bottom: 4px; }
.pricing-desc { font-size: 0.82rem; color: #94A3B8; margin-bottom: 20px; }
.pricing-price { font-size: 2.4rem; font-weight: 800; color: var(--tech-blue); margin-bottom: 4px; }
.pricing-price .unit { font-size: 1rem; font-weight: 500; }
.pricing-period { font-size: 0.8rem; color: #94A3B8; margin-bottom: 24px; }
.pricing-features { list-style: none; padding: 0; margin-bottom: 28px; text-align: left; }
.pricing-features li { padding: 8px 0; font-size: 0.88rem; color: var(--body-text); border-bottom: 1px solid var(--border-light); }
.pricing-features li::before { content: '✓'; color: var(--mint-green); margin-right: 8px; font-weight: 700; }
@media (max-width: 768px) {
  .pricing-grid { grid-template-columns: 1fr; }
  .pricing-card.featured { transform: none; }
  .pricing-card.featured:hover { transform: translateY(-4px); }
}

/* ========== Timeline ========== */
.timeline { position: relative; padding-left: 40px; max-width: 800px; margin: 0 auto; }
.timeline::before { content: ''; position: absolute; left: 18px; top: 0; bottom: 0; width: 2px; background: var(--border-mid); }
.timeline-item { position: relative; margin-bottom: 36px; }
.timeline-dot { position: absolute; left: -40px; top: 2px; width: 36px; height: 36px; border-radius: 50%; background: var(--tech-blue); color: #fff; display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 0.9rem; box-shadow: 0 2px 8px rgba(30,64,175,0.3); }
.timeline-dot.done { background: var(--mint-green); box-shadow: 0 2px 8px rgba(16,185,129,0.3); }
.timeline-content h4 { font-size: 1rem; font-weight: 700; color: var(--deep-blue); margin-bottom: 4px; }
.timeline-content p { font-size: 0.88rem; color: var(--body-text); }

/* ========== FAQ ========== */
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item { border: 1px solid var(--border-light); border-radius: var(--radius-md); margin-bottom: 12px; overflow: hidden; }
.faq-item summary { padding: 16px 20px; font-weight: 600; color: var(--deep-blue); cursor: pointer; list-style: none; display: flex; justify-content: space-between; align-items: center; background: #f8fafc; transition: background 0.2s; }
.faq-item summary:hover { background: #f1f5f9; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: '+'; font-size: 1.2rem; color: var(--tech-blue); transition: transform 0.3s; }
.faq-item[open] summary::after { content: '-'; }
.faq-item .faq-answer { padding: 0 20px 20px; font-size: 0.9rem; color: var(--body-text); line-height: 1.7; }

/* ========== Testimonials ========== */
.testimonial-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.testimonial-card { background: #fff; border-radius: var(--radius-lg); padding: 28px; box-shadow: var(--shadow-card); border: 1px solid var(--border-light); }
.testimonial-card .stars { color: #F59E0B; margin-bottom: 12px; font-size: 0.9rem; }
.testimonial-card .quote { font-size: 0.9rem; color: var(--body-text); line-height: 1.7; margin-bottom: 16px; font-style: italic; }
.testimonial-card .author { display: flex; align-items: center; gap: 10px; }
.testimonial-card .author-avatar { width: 40px; height: 40px; border-radius: 50%; background: var(--tech-blue); color: #fff; display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 0.85rem; }
.testimonial-card .author-info .name { font-size: 0.9rem; font-weight: 600; color: var(--deep-blue); }
.testimonial-card .author-info .role { font-size: 0.78rem; color: #94A3B8; }
@media (max-width: 768px) {
  .testimonial-grid { grid-template-columns: 1fr; }
}

/* ========== CTA Banner ========== */
.cta-banner { border-radius: var(--radius-xl); padding: 56px 40px; text-align: center; background: linear-gradient(135deg, var(--deep-blue), #1E3A5F, var(--tech-blue)); margin: 0 24px; }
.cta-banner h2 { font-size: 1.8rem; font-weight: 800; color: #fff; margin-bottom: 12px; }
.cta-banner p { font-size: 1rem; color: #94A3B8; margin-bottom: 28px; }
.cta-banner .btn-group { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }

/* ========== Stats Bar ========== */
.stats-bar { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; max-width: 1000px; margin: 0 auto; }
.stat-item { text-align: center; padding: 24px; background: rgba(255,255,255,0.05); border-radius: var(--radius-lg); border: 1px solid rgba(255,255,255,0.08); }
.stat-item .stat-num { font-size: 2rem; font-weight: 800; color: var(--mint-green); }
.stat-item .stat-num .suffix { font-size: 1.1rem; }
.stat-item .stat-label { font-size: 0.85rem; color: #94A3B8; margin-top: 6px; }

/* ========== Float CTA ========== */
.float-cta { position: fixed; right: 20px; bottom: 80px; z-index: 999; display: flex; flex-direction: column; gap: 12px; }
.float-cta a { width: 44px; height: 44px; border-radius: 50%; display: flex; align-items: center; justify-content: center; color: #fff; box-shadow: 0 4px 14px rgba(0,0,0,0.15); transition: var(--transition-base); }
.float-cta a:hover { transform: scale(1.1); }
.float-cta .float-phone { background: linear-gradient(135deg, var(--tech-blue), #3B82F6); }
.float-cta .float-wechat { background: linear-gradient(135deg, #07C160, #06AD56); }
.float-cta .float-email { background: linear-gradient(135deg, var(--neon-purple), #8B5CF6); }
.float-cta .float-top { background: var(--deep-blue); }

/* ========== Toast ========== */
#toast { position: fixed; bottom: 120px; left: 50%; transform: translateX(-50%); background: var(--deep-blue); color: #fff; padding: 10px 24px; border-radius: 50px; font-size: 0.88rem; opacity: 0; visibility: hidden; transition: var(--transition-base); z-index: 9999; white-space: nowrap; }
#toast.show { opacity: 1; visibility: visible; }

/* ========== Archive / Pagination ========== */
.archive-header { text-align: center; padding: 48px 24px 32px; }
.archive-header h1 { font-size: 1.8rem; font-weight: 800; color: var(--deep-blue); }
.archive-header p { color: #64748B; margin-top: 8px; }
.posts-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; max-width: 1280px; margin: 0 auto; padding: 0 24px 40px; }
.post-card { background: #fff; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-sm); transition: var(--transition-base); border: 1px solid var(--border-light); }
.post-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-hover); }
.post-card-thumb { height: 200px; background: #f1f5f9; overflow: hidden; }
.post-card-thumb img { width: 100%; height: 100%; object-fit: cover; }
.post-card-body { padding: 20px; }
.post-card-body .post-cat { display: inline-block; padding: 2px 10px; background: rgba(30,64,175,0.06); color: var(--tech-blue); border-radius: 50px; font-size: 0.75rem; margin-bottom: 10px; }
.post-card-body h2 { font-size: 1.05rem; font-weight: 700; color: var(--deep-blue); margin-bottom: 6px; line-height: 1.5; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.post-card-body .excerpt { font-size: 0.85rem; color: var(--body-text); line-height: 1.6; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; margin-bottom: 10px; }
.post-card-body .meta { font-size: 0.78rem; color: #94A3B8; }
.pagination { display: flex; justify-content: center; gap: 8px; padding: 20px 24px 60px; }
.pagination .page-numbers { display: inline-flex; align-items: center; justify-content: center; min-width: 36px; height: 36px; padding: 0 10px; background: #fff; border: 1px solid var(--border-light); border-radius: var(--radius-sm); font-size: 0.88rem; color: var(--body-text); transition: var(--transition-base); }
.pagination .page-numbers.current { background: var(--tech-blue); border-color: var(--tech-blue); color: #fff; font-weight: 600; }
.pagination .page-numbers:hover:not(.current) { border-color: var(--tech-blue); color: var(--tech-blue); }

/* ========== About Page Stats ========== */
.about-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.about-stat { text-align: center; padding: 24px; background: rgba(30,64,175,0.03); border-radius: var(--radius-lg); }
.about-stat .num { font-size: 2rem; font-weight: 800; color: var(--tech-blue); }
.about-stat .label { font-size: 0.85rem; color: #64748B; margin-top: 4px; }

/* ========== Contact ========== */
.contact-info-item { display: flex; align-items: flex-start; gap: 16px; padding: 20px; background: #f8fafc; border-radius: var(--radius-md); border: 1px solid var(--border-light); transition: var(--transition-base); }
.contact-info-item:hover { border-color: var(--tech-blue); }
.contact-info-icon { width: 44px; height: 44px; border-radius: var(--radius-sm); background: rgba(30,64,175,0.08); color: var(--tech-blue); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.contact-info-text h4 { font-size: 0.92rem; font-weight: 600; color: var(--deep-blue); margin-bottom: 2px; }
.contact-info-text p { font-size: 0.85rem; color: var(--body-text); }

/* ========== KOL Platform Cards ========== */
.platform-card { background: #fff; border-radius: var(--radius-lg); padding: 36px 28px; box-shadow: var(--shadow-card); text-align: center; transition: var(--transition-base); border: 1px solid var(--border-light); }
.platform-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.platform-card .p-icon { width: 60px; height: 60px; border-radius: 50%; display: flex; align-items: center; justify-content: center; margin: 0 auto 16px; font-size: 1.5rem; font-weight: 700; }
.platform-card .p-icon.blue { background: rgba(30,64,175,0.08); color: var(--tech-blue); }
.platform-card .p-icon.green { background: rgba(16,185,129,0.08); color: var(--mint-green); }
.platform-card .p-icon.purple { background: rgba(124,58,237,0.08); color: var(--neon-purple); }
.platform-card .p-icon.pink { background: rgba(244,63,94,0.08); color: var(--trendy-pink); }
.platform-card h3 { font-size: 1.1rem; font-weight: 700; color: var(--deep-blue); margin-bottom: 8px; }
.platform-card p { font-size: 0.88rem; color: var(--body-text); line-height: 1.6; }

/* ========== Category Filter ========== */
.filter-bar { display: flex; justify-content: center; gap: 8px; flex-wrap: wrap; margin-bottom: 36px; }
.filter-btn { padding: 7px 20px; background: #f1f5f9; color: var(--body-text); border-radius: 50px; font-size: 0.85rem; cursor: pointer; border: none; transition: var(--transition-base); font-weight: 500; }
.filter-btn.active, .filter-btn:hover { background: var(--tech-blue); color: #fff; }

/* ========== 404 ========== */
.page-404 { text-align: center; padding: 100px 24px; }
.page-404 .code { font-size: 6rem; font-weight: 800; color: var(--tech-blue); opacity: 0.15; line-height: 1; }
.page-404 h2 { font-size: 1.5rem; color: var(--deep-blue); margin: 16px 0; }
.page-404 p { color: var(--body-text); margin-bottom: 28px; }

/* ========== Responsive ========== */
@media (max-width: 768px) {
  .section { padding: 48px 20px; }
  .section-title { font-size: 1.5rem; }
  .posts-grid, .pricing-grid, .service-grid-4, .testimonial-grid, .about-stats, .stats-bar { grid-template-columns: 1fr; }
  .case-grid-3, .blog-grid-3 { grid-template-columns: 1fr; }
  .article-title { font-size: 1.4rem; }
  .related-posts-grid { grid-template-columns: 1fr; }
  .hero-section { padding: 60px 20px 50px; }
  .cta-banner { padding: 40px 24px; }
  .cta-banner h2 { font-size: 1.3rem; }
}

@media (min-width: 769px) and (max-width: 1023px) {
  .posts-grid, .testimonial-grid { grid-template-columns: repeat(2, 1fr); }
  .pricing-grid, .service-grid-4, .about-stats, .stats-bar { grid-template-columns: repeat(2, 1fr); }
  .related-posts-grid { grid-template-columns: repeat(2, 1fr); }
}

.service-grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.case-grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.blog-grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }

/* Advantaged section */
.adv-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
@media (max-width: 768px) { .adv-grid { grid-template-columns: 1fr; } }
.adv-card { text-align: center; padding: 32px 24px; background: #fff; border-radius: var(--radius-lg); box-shadow: var(--shadow-card); border: 1px solid var(--border-light); transition: var(--transition-base); }
.adv-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-hover); }
.adv-card .adv-icon { width: 56px; height: 56px; margin: 0 auto 16px; border-radius: 50%; display: flex; align-items: center; justify-content: center; }
.adv-card .adv-icon.blue { background: rgba(30,64,175,0.08); color: var(--tech-blue); }
.adv-card .adv-icon.green { background: rgba(16,185,129,0.08); color: var(--mint-green); }
.adv-card .adv-icon.purple { background: rgba(124,58,237,0.08); color: var(--neon-purple); }
.adv-card h4 { font-size: 1rem; font-weight: 700; color: var(--deep-blue); margin-bottom: 8px; }
.adv-card p { font-size: 0.88rem; color: var(--body-text); line-height: 1.6; }