/* ===== CSS Reset & Variables ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  --primary: #70a309;
  --primary-dark: #5c8607;
  --primary-light: #8dc40b;
  --primary-bg: #f5faec;
  --primary-border: #d6eea4;
  --text-main: #222;
  --text-secondary: #5a5a5a;
  --text-muted: #999;
  --bg-white: #ffffff;
  --bg-gray: #f8f9f6;
  --bg-black: #0f1419;
  --bg-gray-dark: #1a1f24;
  --bg-gray-light: #f9fafb;
  --border: #e8e8e2;
  --shadow: 0 2px 12px rgba(112,163,9,0.07);
  --shadow-hover: 0 6px 24px rgba(112,163,9,0.14);
  --radius: 10px;
  --radius-lg: 14px;
  --transition: 0.25s ease;
  --max-width: 1200px;
  --font: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
}
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  color: var(--text-main);
  background: var(--bg-white);
  line-height: 1.7;
  font-size: 15px;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul { list-style: none; }
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }

/* ===== HEADER / NAVBAR ===== */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: #fff;
  border-bottom: 1px solid var(--border);
  box-shadow: 0 1px 8px rgba(0,0,0,0.06);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 70px;
}
.logo {
  display: flex; align-items: center; gap: 10px;
  font-size: 20px; font-weight: 700; color: var(--primary);
}
.logo-icon {
  width: 36px; height: 36px;
  background: var(--primary);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 16px; font-weight: 900;
}
.nav-menu { display: flex; align-items: center; gap: 4px; position: relative; }
.nav-item { position: relative; }
.nav-menu a {
  padding: 8px 16px;
  font-size: 14px; font-weight: 500;
  color: var(--text-secondary);
  border-radius: 6px;
  transition: all var(--transition);
  display: flex; align-items: center; gap: 4px;
  position: relative;
}
.nav-menu a.has-dropdown::after {
  content: '▾'; font-size: 11px; margin-left: 4px; opacity: 0.7;
  transition: transform var(--transition);
}
.nav-menu a:hover, .nav-menu a.active { 
  color: var(--primary); 
  background: rgba(112,163,9,0.08);
}
.nav-menu a.active::after {
  content: ''; position: absolute; bottom: -2px; left: 16px; right: 16px;
  height: 2px; background: var(--primary); border-radius: 1px;
}
.nav-cta {
  background: var(--primary) !important;
  color: #fff !important;
  padding: 9px 20px !important;
  border-radius: 20px !important;
  font-weight: 600 !important;
  transition: all var(--transition) !important;
  font-size: 13.5px !important;
}
.nav-cta:hover { 
  background: var(--primary-dark) !important; 
  transform: translateY(-1px); 
  box-shadow: 0 4px 12px rgba(112,163,9,0.25);
}

/* ===== DROPDOWN MENUS (Optimized) ===== */
.dropdown-menu {
  position: absolute; top: calc(100% + 4px); left: 0;
  background: #fff; min-width: 200px;
  border: 1px solid var(--border); border-radius: 12px;
  box-shadow: 0 8px 30px rgba(0,0,0,0.12);
  padding: 8px 0;
  opacity: 0; visibility: hidden; transform: translateY(-8px);
  transition: opacity 0.2s ease, transform 0.2s ease, visibility 0s 0.2s;
  z-index: 150;
}
.dropdown-menu a {
  padding: 10px 20px; display: block; font-size: 13.5px;
  color: var(--text-secondary); border-radius: 0;
  margin: 0 6px;
  transition: all var(--transition);
}
.dropdown-menu a:hover {
  background: var(--primary-bg); color: var(--primary);
  border-radius: 6px;
}
.nav-item:hover .dropdown-menu {
  opacity: 1; visibility: visible; transform: translateY(0);
  transition-delay: 0s;
}
.nav-item:hover > a.has-dropdown::after {
  transform: rotate(180deg);
}
.hamburger {
  display: none; flex-direction: column; gap: 5px;
  cursor: pointer; padding: 8px; border: none; background: none;
}
.hamburger span {
  display: block; width: 24px; height: 2px;
  background: var(--primary); border-radius: 2px;
}

/* ===== HERO SECTION ===== */
.hero {
  background: linear-gradient(rgba(15,20,25,0.88), rgba(15,20,25,0.92)),
  url('../images/banner.jpg');
  background-size: cover; background-position: center;
  padding: 96px 0 88px;
  position: relative; overflow: hidden;
}
.hero-inner {
  position: relative; z-index: 1;
}
.hero-center {
  text-align: center;
  max-width: 780px;
  margin: 0 auto;
}
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(112,163,9,0.18); border: 1px solid rgba(112,163,9,0.4);
  color: #b5de5c; padding: 5px 15px; border-radius: 20px;
  font-size: 13px; font-weight: 500; margin-bottom: 20px;
}
.hero-badge::before { content: '✦'; }
.hero h1 {
  font-size: clamp(28px, 4vw, 46px);
  font-weight: 700; color: #fff;
  line-height: 1.25; margin-bottom: 20px;
}
.hero h1 em {
  font-style: normal; color: var(--primary-light);
}
.hero-desc {
  font-size: 16px; color: rgba(255,255,255,0.65);
  margin-bottom: 36px; line-height: 1.85;
  max-width: 680px;
  margin-left: auto;
  margin-right: auto;
}
.hero-btns { display: flex; gap: 14px; flex-wrap: wrap; justify-content: center; }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 28px; border-radius: 28px;
  font-size: 15px; font-weight: 600;
  cursor: pointer; border: 2px solid transparent;
  transition: all var(--transition);
}
.btn-primary {
  background: var(--primary); color: #fff;
  border-color: var(--primary);
}
.btn-primary:hover {
  background: var(--primary-dark); border-color: var(--primary-dark);
  transform: translateY(-2px); box-shadow: 0 6px 20px rgba(112,163,9,0.35);
}
.btn-outline {
  background: transparent; color: rgba(255,255,255,0.85);
  border-color: rgba(255,255,255,0.35);
}
.btn-outline:hover {
  background: rgba(255,255,255,0.08); border-color: rgba(255,255,255,0.65);
}
.hero-stats { display: grid; grid-template-columns: repeat(3,1fr); gap: 16px; margin-top: 44px; }
.hero-stat {
  text-align: center; padding: 18px 12px;
  background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.09);
  border-radius: var(--radius);
}
.hero-stat .num {
  font-size: 26px; font-weight: 700; color: var(--primary-light);
  display: block; margin-bottom: 4px;
}
.hero-stat .label { font-size: 12px; color: rgba(255,255,255,0.5); }
.hero-visual {
  display: flex; justify-content: center; align-items: center;
}
.diploma-card {
  background: #fff;
  border-radius: var(--radius-lg); padding: 36px 32px;
  box-shadow: 0 12px 40px rgba(0,0,0,0.22);
  max-width: 360px; width: 100%; text-align: center;
  border: 1.5px solid var(--primary-border);
  position: relative; z-index: 1;
}
.diploma-card::before {
  content: ''; position: absolute; inset: 7px;
  border: 1px dashed var(--primary-border); border-radius: 9px; pointer-events: none;
}
.diploma-seal {
  width: 76px; height: 76px; margin: 0 auto 16px;
  background: var(--primary); border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 34px; color: #fff;
}
.diploma-card h3 { font-size: 19px; color: var(--primary); font-weight: 700; margin-bottom: 6px; }
.diploma-card p { font-size: 13px; color: var(--text-muted); margin-bottom: 20px; }
.diploma-tags { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; }
.diploma-tag {
  background: var(--primary-bg); color: var(--primary);
  border: 1px solid var(--primary-border);
  padding: 4px 12px; border-radius: 12px; font-size: 12px; font-weight: 500;
}

/* ===== WHY US ===== */
.why-us { padding: 80px 0; background: var(--bg-white); }
.section-header { text-align: center; margin-bottom: 52px; }
.section-tag {
  display: inline-block;
  background: var(--primary-bg); color: var(--primary);
  border: 1px solid var(--primary-border);
  padding: 5px 16px; border-radius: 20px;
  font-size: 13px; font-weight: 600; margin-bottom: 14px;
}
.section-title {
  font-size: clamp(22px, 3vw, 34px);
  font-weight: 700; color: var(--text-main);
  margin-bottom: 12px; line-height: 1.3;
}
.section-title span { color: var(--primary); }
.section-desc { font-size: 15px; color: var(--text-secondary); max-width: 560px; margin: 0 auto; }
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.feature-card {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 30px 26px;
  transition: all var(--transition);
  position: relative; overflow: hidden;
}
.feature-card::after {
  content: ''; position: absolute; bottom: 0; left: 0; right: 0;
  height: 3px; background: var(--primary); transform: scaleX(0);
  transition: transform var(--transition); transform-origin: left;
}
.feature-card:hover {
  border-color: var(--primary-border); box-shadow: var(--shadow-hover);
  transform: translateY(-3px);
}
.feature-card:hover::after { transform: scaleX(1); }
.feature-icon {
  width: 52px; height: 52px;
  background: var(--primary-bg); border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 22px; margin-bottom: 16px;
}
.feature-card h3 { font-size: 16px; font-weight: 700; margin-bottom: 10px; color: var(--text-main); }
.feature-card p { font-size: 14px; color: var(--text-secondary); line-height: 1.75; }

/* ===== SERVICES ===== */
.services { padding: 80px 0; background: var(--bg-gray); }
.services-intro { text-align: center; margin-bottom: 52px; }
.services-mission {
  font-size: 17px; color: var(--primary); font-weight: 600;
  padding: 12px 24px; background: var(--primary-bg);
  border-left: 3px solid var(--primary); border-radius: 0 var(--radius) var(--radius) 0;
  display: inline-block; margin-top: 16px;
}
.services-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.service-card {
  background: #fff; border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  padding: 32px 28px;
  display: flex; flex-direction: column; gap: 14px;
  transition: all var(--transition);
  position: relative; overflow: hidden;
}
.service-card:hover {
  border-color: var(--primary-border); box-shadow: var(--shadow-hover);
  transform: translateY(-3px);
}
.service-num {
  position: absolute; top: 18px; right: 22px;
  font-size: 60px; font-weight: 900; color: var(--primary);
  opacity: 0.06; line-height: 1; pointer-events: none;
}
.service-icon-wrap {
  width: 60px; height: 60px;
  background: var(--primary-bg);
  border-radius: var(--radius); display: flex; align-items: center;
  justify-content: center; font-size: 26px;
  border: 1px solid var(--primary-border);
}
.service-card h3 { font-size: 19px; font-weight: 700; color: var(--text-main); }
.service-card p { font-size: 14px; color: var(--text-secondary); line-height: 1.8; flex: 1; }
.btn-service {
  display: inline-flex; align-items: center; gap: 6px;
  color: var(--primary); font-weight: 600; font-size: 14px;
  padding: 8px 0; border-bottom: 2px solid transparent;
  transition: border-color var(--transition), gap var(--transition);
  width: fit-content;
}
.btn-service:hover { border-color: var(--primary); gap: 10px; }
.btn-service::after { content: '→'; }

/* ===== CASES ===== */
.cases { padding: 80px 0; background: var(--bg-white); }
.cases-intro {
  font-size: 16px; color: var(--text-secondary);
  text-align: center; max-width: 640px; margin: 0 auto 44px;
  line-height: 1.85;
}
.cases-intro strong { color: var(--primary); }
.cases-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.case-card {
  background: #fff; border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  overflow: hidden; transition: all var(--transition);
  cursor: pointer;
}
.case-card:hover { border-color: var(--primary-border); box-shadow: var(--shadow-hover); transform: translateY(-3px); }
.case-thumb {
  height: 150px; background: var(--primary-bg);
  position: relative; overflow: hidden;
}
.case-thumb img {
  width: 100%; height: 100%;
  object-fit: cover; object-position: center;
  transition: transform 0.5s ease;
}
.case-card:hover .case-thumb img {
  transform: scale(1.05);
}
.case-country {
  position: absolute; top: 12px; left: 12px;
  background: #fff; color: var(--primary);
  padding: 3px 10px; border-radius: 10px;
  font-size: 12px; font-weight: 600;
  border: 1px solid var(--primary-border);
  z-index: 1;
}
.case-body { padding: 18px; }
.case-body h3 {
  font-size: 14px; font-weight: 700; color: var(--text-main);
  margin-bottom: 7px; line-height: 1.45;
}
.case-body p { font-size: 13px; color: var(--text-muted); line-height: 1.6; }
.case-meta {
  display: flex; align-items: center; justify-content: space-between;
  padding: 11px 18px; border-top: 1px solid var(--border);
  font-size: 12px; color: var(--text-muted);
}
.case-link { color: var(--primary); font-weight: 600; font-size: 13px; }
.case-link:hover { text-decoration: underline; }

/* ===== NEWS ===== */
.news { padding: 80px 0; background: var(--bg-gray); }
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.news-card {
  background: #fff; border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  overflow: hidden; transition: all var(--transition);
}
.news-card:hover { border-color: var(--primary-border); box-shadow: var(--shadow-hover); transform: translateY(-3px); }
.news-thumb {
  height: 130px; position: relative; overflow: hidden;
}
.news-thumb img {
  width: 100%; height: 100%;
  object-fit: cover; object-position: center;
  transition: transform 0.5s ease;
}
.news-card:hover .news-thumb img {
  transform: scale(1.05);
}
.news-cat {
  position: absolute; bottom: 10px; left: 12px;
  background: var(--primary); color: #fff;
  padding: 2px 10px; border-radius: 10px; font-size: 11px; font-weight: 600;
  z-index: 1;
}
.news-body { padding: 18px; }
.news-body h3 {
  font-size: 14px; font-weight: 600; color: var(--text-main);
  line-height: 1.55; margin-bottom: 8px;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.news-body h3:hover { color: var(--primary); cursor: pointer; }
.news-body p { font-size: 12px; color: var(--text-muted); line-height: 1.6; }
.news-footer {
  padding: 11px 18px; border-top: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between;
}
.news-date { font-size: 12px; color: var(--text-muted); }
.news-read { font-size: 13px; color: var(--primary); font-weight: 600; }

/* ===== ABOUT ===== */
.about { padding: 80px 0; background: var(--bg-white); }
.about-inner {
  display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: center;
}
.about-content h2 {
  font-size: clamp(24px, 3vw, 36px); font-weight: 700; color: var(--text-main);
  margin-bottom: 20px; line-height: 1.3;
}
.about-content h2 span { color: var(--primary); }
.about-content p {
  font-size: 15px; color: var(--text-secondary); line-height: 1.9; margin-bottom: 14px;
}
.about-disclaimer {
  background: #fff3cd; border: 1px solid #ffecb5; border-radius: var(--radius);
  padding: 14px 18px; margin-top: 24px;
}
.about-disclaimer p { color: #856404; font-size: 13px; margin: 0; line-height: 1.7; }
.about-metrics { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.metric-box {
  background: #fff; border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 26px 20px; text-align: center;
  transition: all var(--transition);
  box-shadow: var(--shadow);
}
.metric-box:hover { background: var(--primary-bg); border-color: var(--primary-border); box-shadow: var(--shadow-hover); }
.metric-box .val {
  font-size: 34px; font-weight: 700; color: var(--primary);
  display: block; margin-bottom: 4px;
}
.metric-box .desc { font-size: 13px; color: var(--text-muted); }

/* ===== CONTACT CTA ===== */
.contact-cta {
  padding: 72px 0;
  background: var(--primary-bg);
  text-align: center;
}
.contact-cta h2 { font-size: clamp(22px, 3vw, 34px); font-weight: 700; color: var(--text-main); margin-bottom: 14px; }
.contact-cta h2 span { color: var(--primary); }
.contact-cta p { font-size: 15px; color: var(--text-secondary); margin-bottom: 32px; }
.cta-btns { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.btn-wechat {
  background: var(--primary); color: #fff;
  border: 2px solid var(--primary); padding: 13px 40px;
}
.btn-wechat:hover { background: var(--primary-dark); border-color: var(--primary-dark); transform: translateY(-2px); }
.btn-qq {
  background: #12b7f5; color: #fff;
  border: 2px solid #12b7f5; padding: 13px 40px;
}
.btn-qq:hover { background: #0fa5e0; border-color: #0fa5e0; transform: translateY(-2px); }

/* ===== FOOTER ===== */
.site-footer { background: var(--bg-black); padding: 52px 0 28px; color: rgba(255,255,255,0.6); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 44px; margin-bottom: 44px; }
.footer-brand .logo { margin-bottom: 14px; }
.footer-brand p { font-size: 14px; line-height: 1.8; }
.footer-col h4 {
  font-size: 14px; font-weight: 600; color: rgba(255,255,255,0.9);
  margin-bottom: 16px; padding-bottom: 8px;
  border-bottom: 1px solid rgba(255,255,255,0.12);
}
.footer-col a {
  display: block; font-size: 13px; color: rgba(255,255,255,0.6);
  padding: 5px 0; transition: color var(--transition);
}
.footer-col a:hover { color: var(--primary); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.12);
  padding-top: 22px; text-align: center; font-size: 13px;
  color: rgba(255,255,255,0.5);
}

/* ===== FLOATING BTNS ===== */
.float-actions {
  position: fixed; right: 24px; bottom: 40px; z-index: 200;
  display: flex; flex-direction: column; gap: 12px;
}
.float-btn {
  width: 50px; height: 50px;
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
  font-size: 19px; cursor: pointer; border: none;
  box-shadow: 0 3px 12px rgba(0,0,0,0.15);
  transition: all var(--transition);
}
.float-btn:hover { transform: scale(1.08) translateY(-2px); }
.float-wechat { background: var(--primary); color: #fff; }
.float-wechat::before { content: '💬'; }
.float-qq { background: #12b7f5; color: #fff; }
.float-qq::before { content: '💬'; }
.float-top { background: var(--primary); color: #fff; }

/* ===== WECHAT MODAL ===== */
.wechat-modal {
  position: fixed; top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,0.6); z-index: 1000;
  display: flex; align-items: center; justify-content: center;
  opacity: 0; transition: opacity 0.3s ease;
}
.wechat-modal.show { opacity: 1; }
.wechat-modal-content {
  background: #fff; padding: 36px; border-radius: 12px;
  text-align: center; max-width: 320px;
  position: relative; box-shadow: 0 8px 32px rgba(0,0,0,0.2);
}
.wechat-modal-close {
  position: absolute; top: 8px; right: 12px;
  width: 32px; height: 32px; border: none; background: none;
  font-size: 24px; color: #999; cursor: pointer;
  border-radius: 50%; transition: all 0.2s;
}
.wechat-modal-close:hover { background: #f5f5f5; color: #333; }
.wechat-modal-content h3 {
  font-size: 20px; font-weight: 600; color: #333;
  margin-bottom: 24px;
}
.wechat-qr-placeholder {
  width: 200px; height: 200px;
  background: linear-gradient(135deg, #f5f7fa 0%, #e8ecf1 100%);
  border-radius: 8px; display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  margin: 0 auto 16px; border: 2px dashed #ccc;
}
.wechat-qr-placeholder .qr-icon { font-size: 48px; margin-bottom: 8px; }
.wechat-qr-placeholder p {
  font-size: 14px; color: #666; margin: 0;
}
.wechat-tip {
  font-size: 14px; color: #666; margin: 0;
}

/* ===== MOBILE NAV ===== */
.mobile-nav {
  display: none; position: fixed; inset: 0; z-index: 500;
  background: rgba(0,0,0,0.45);
}
.mobile-nav.open { display: flex; }
.mobile-nav-panel {
  width: 270px; background: #fff; height: 100%;
  padding: 24px; display: flex; flex-direction: column; gap: 4px;
  box-shadow: 3px 0 20px rgba(0,0,0,0.12);
  overflow-y: auto;
}
.mobile-nav-panel .logo { margin-bottom: 22px; }
.mobile-nav-panel a {
  padding: 12px 16px; border-radius: 8px;
  font-size: 15px; font-weight: 500; color: var(--text-secondary);
  transition: all var(--transition);
}
.mobile-nav-panel a:hover { background: var(--primary-bg); color: var(--primary); }
.mobile-nav-section { margin-bottom: 8px; }
.mobile-submenu {
  margin-left: 12px; margin-top: 4px; display: flex; flex-direction: column; gap: 2px;
}
.mobile-submenu a {
  padding: 8px 16px 8px 24px; font-size: 14px; opacity: 0.85;
}
.mobile-close {
  position: absolute; top: 16px; right: 16px;
  background: none; border: none; font-size: 22px; cursor: pointer; color: #fff;
}

/* ===== ANIMATIONS ===== */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}
.fade-up { animation: fadeUp 0.55s ease both; }
.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .cases-grid, .news-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .nav-menu { display: none; }
  .hamburger { display: flex; }
  .hero-inner { grid-template-columns: 1fr; gap: 36px; }
  .hero-visual { order: -1; }
  .diploma-card { max-width: 300px; }
  .hero-stats { grid-template-columns: repeat(3, 1fr); gap: 10px; }
  .features-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .cases-grid, .news-grid { grid-template-columns: 1fr; }
  .about-inner { grid-template-columns: 1fr; gap: 36px; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
.footer-col-none{display: none}
  /* 手机端Banner按钮左右布局 */
  .hero-btns { flex-direction: row; flex-wrap: wrap; justify-content: center; }
  .hero-btns .btn { flex: 1 1 auto; min-width: 140px; justify-content: center; text-align: center; }

  /* 手机端CTA按钮左右布局 */
  .cta-btns { flex-direction: row; flex-wrap: wrap; justify-content: center; }
  .cta-btns .btn { flex: 1 1 auto; min-width: 140px; justify-content: center; text-align: center; }
}
@media (max-width: 480px) {
  .hero { padding: 60px 0 52px; }
  .hero-stats { grid-template-columns: 1fr; }
  .contact-cta { padding: 52px 0; }
  .float-actions { right: 16px; bottom: 24px; }
}

/*about*/
.about-hero {
  background: linear-gradient(rgba(15,20,25,0.88), rgba(15,20,25,0.92)),
  url('../images/banner.jpg');
  background-size: cover; background-position: center;
  padding: 100px 0 60px; text-align: center; color: #fff;
}
.about-hero h1 {
  font-size: clamp(28px, 4vw, 46px); font-weight: 700;
  margin-bottom: 16px; line-height: 1.25;
}
.about-hero h1 span { color: var(--primary-light); }
.about-hero p {
  font-size: 16px; color: rgba(255,255,255,0.65);
  max-width: 680px; margin: 0 auto 24px; line-height: 1.85;
}
.about-page-section { padding: 80px 0; }
.about-page-section h2 {
  font-size: clamp(22px, 3vw, 34px); font-weight: 700;
  color: var(--text-main); margin-bottom: 24px; text-align: center;
}
.about-page-section h2 span { color: var(--primary); }
.mission-vision-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 40px;
  margin-top: 40px;
}
.mission-card, .vision-card {
  background: #fff; border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 40px 32px;
  text-align: center; position: relative; overflow: hidden;
}
.mission-card { border-left: 4px solid var(--primary); }
.vision-card { border-left: 4px solid #12b7f5; }
.mission-icon, .vision-icon {
  width: 60px; height: 60px; margin: 0 auto 20px;
  background: var(--primary-bg); border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 24px;
}
.vision-icon { background: rgba(18,183,245,0.1); color: #12b7f5; }
.mission-card h3, .vision-card h3 {
  font-size: 20px; font-weight: 700; color: var(--text-main);
  margin-bottom: 12px;
}
.mission-card p, .vision-card p {
  font-size: 15px; color: var(--text-secondary); line-height: 1.8;
}
.team-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px;
  margin-top: 40px;
}
.team-member {
  background: #fff; border: 1px solid var(--border);
  border-radius: var(--radius-lg); overflow: hidden;
  transition: all var(--transition);
}
.team-member:hover {
  border-color: var(--primary-border); box-shadow: var(--shadow-hover);
  transform: translateY(-3px);
}
.team-avatar {
  height: 200px; background: var(--primary-bg);
  position: relative; overflow: hidden;
}
.team-avatar img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.5s ease;
}
.team-member:hover .team-avatar img { transform: scale(1.05); }
.team-info { padding: 24px; text-align: center; }
.team-name {
  font-size: 18px; font-weight: 700; color: var(--text-main);
  margin-bottom: 4px;
}
.team-role {
  font-size: 14px; color: var(--primary); font-weight: 600;
  margin-bottom: 12px;
}
.team-desc {
  font-size: 14px; color: var(--text-secondary); line-height: 1.7;
}
.values-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px;
  margin-top: 40px;
}
.value-card {
  background: #fff; border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 30px 24px;
  text-align: center; transition: all var(--transition);
}
.value-card:hover {
  border-color: var(--primary-border); box-shadow: var(--shadow-hover);
  transform: translateY(-3px);
}
.value-icon {
  width: 60px; height: 60px; margin: 0 auto 16px;
  background: var(--primary-bg); border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 24px;
}
.value-card h3 {
  font-size: 16px; font-weight: 700; color: var(--text-main);
  margin-bottom: 8px;
}
.value-card p {
  font-size: 14px; color: var(--text-secondary); line-height: 1.7;
}
.timeline {
  max-width: 800px; margin: 40px auto 0;
  position: relative;
}
.timeline::before {
  content: ''; position: absolute; left: 50px; top: 0; bottom: 0;
  width: 2px; background: var(--primary-border);
}
.timeline-item {
  display: flex; margin-bottom: 40px; position: relative;
}
.timeline-year {
  width: 100px; text-align: center; padding-right: 20px;
  font-size: 18px; font-weight: 700; color: var(--primary);
}
.timeline-content {
  flex: 1; padding-left: 30px;
  border-left: 2px solid var(--primary-border);
}
.timeline-content h3 {
  font-size: 18px; font-weight: 700; color: var(--text-main);
  margin-bottom: 8px;
}
.timeline-content p {
  font-size: 15px; color: var(--text-secondary); line-height: 1.7;
}

@media (max-width: 768px) {
  .mission-vision-grid { grid-template-columns: 1fr; }
  .team-grid { grid-template-columns: repeat(2, 1fr); }
  .values-grid { grid-template-columns: repeat(2, 1fr); }
  .timeline::before { left: 30px; }
  .timeline-year { width: 60px; font-size: 16px; }
}

@media (max-width: 480px) {
  .team-grid { grid-template-columns: 1fr; }
  .values-grid { grid-template-columns: 1fr; }
}

.news-hero {
  background: linear-gradient(rgba(15,20,25,0.88), rgba(15,20,25,0.92)),
  url('../images/banner.jpg');
  background-size: cover; background-position: center;
  padding: 100px 0 60px; text-align: center; color: #fff;
}
.news-hero h1 {
  font-size: clamp(28px, 4vw, 46px); font-weight: 700;
  margin-bottom: 16px; line-height: 1.25;
}
.news-hero h1 span { color: var(--primary-light); }
.news-hero p {
  font-size: 16px; color: rgba(255,255,255,0.65);
  max-width: 680px; margin: 0 auto 24px; line-height: 1.85;
}
.news-categories {
  padding: 20px 0; background: var(--bg-gray);
}
.categories-list {
  display: flex; gap: 10px; flex-wrap: wrap; justify-content: center;
}
.category-btn {
  padding: 8px 20px; background: #fff; border: 1px solid var(--border);
  border-radius: 20px; font-size: 14px; color: var(--text-secondary);
  cursor: pointer; transition: all var(--transition);
}
.category-btn:hover, .category-btn.active {
  background: var(--primary); color: #fff; border-color: var(--primary);
}
.news-archive {
  padding: 80px 0; background: var(--bg-white);
}
.news-simple-grid {
  display: grid; grid-template-columns: 1fr; gap: 20px;
  max-width: 900px; margin: 0 auto 40px;
}
.news-simple-card {
  background: #fff; border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 24px 28px;
  transition: all var(--transition);
}
.news-simple-card:hover {
  border-color: var(--primary-border); box-shadow: var(--shadow-hover);
  transform: translateX(8px);
}
.news-simple-header {
  display: flex; justify-content: space-between; align-items: flex-start;
  margin-bottom: 12px; gap: 16px;
}
.news-simple-tag {
  display: inline-block; background: var(--primary); color: #fff;
  padding: 4px 12px; border-radius: 10px; font-size: 12px; font-weight: 600;
  flex-shrink: 0;
}
.news-simple-date {
  font-size: 13px; color: var(--text-muted); flex-shrink: 0;
}
.news-simple-title {
  font-size: 18px; font-weight: 700; color: var(--text-main);
  margin-bottom: 10px; line-height: 1.45;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.news-simple-title:hover { color: var(--primary); cursor: pointer; }
.news-simple-desc {
  font-size: 14px; color: var(--text-secondary); line-height: 1.75;
  margin-bottom: 16px;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.news-simple-meta {
  display: flex; justify-content: space-between; align-items: center;
  font-size: 13px; color: var(--text-muted);
}
.news-simple-read {
  color: var(--primary); font-weight: 600;
  display: flex; align-items: center; gap: 6px;
}
.news-simple-read::after { content: '→'; }
.news-simple-read:hover { gap: 10px; }
.pagination {
  display: flex; justify-content: center; gap: 8px; margin-top: 50px;
}
.page-btn {
  width: 36px; height: 36px; display: flex; align-items: center;
  justify-content: center; border: 1px solid var(--border);
  border-radius: 8px; font-size: 14px; color: var(--text-secondary);
  cursor: pointer; transition: all var(--transition);
}
.page-btn:hover, .page-btn.active {
  background: var(--primary); color: #fff; border-color: var(--primary);
}

@media (max-width: 768px) {
  .news-simple-card { padding: 18px 20px; }
  .news-simple-title { font-size: 16px; }
  .news-simple-desc { font-size: 13px; }
}

.article-hero {
    background: linear-gradient(rgba(15,20,25,0.88), rgba(15,20,25,0.92)),
    url('../images/banner.jpg');
    background-size: cover; background-position: center;
    padding: 100px 0 60px; color: #fff;
}
.article-hero .container {
    max-width: 800px;
}
.article-category {
    display: inline-block;
    background: var(--primary); color: #fff;
    padding: 4px 16px; border-radius: 20px;
    font-size: 13px; font-weight: 600; margin-bottom: 16px;
}
.article-hero h1 {
    font-size: clamp(24px, 3vw, 36px); font-weight: 700;
    margin-bottom: 16px; line-height: 1.35;
}
.article-meta {
    display: flex; gap: 20px; font-size: 14px;
    color: rgba(255,255,255,0.6); margin-top: 20px;
}
.article-content {
    padding: 60px 0; background: var(--bg-white);
}
.article-container {
    max-width: 800px; margin: 0 auto; padding: 0 24px;
}
.article-body {
    font-size: 16px; line-height: 1.85; color: var(--text-main);
}
.article-body h2 {
    font-size: 24px; font-weight: 700; color: var(--primary);
    margin: 40px 0 20px; padding-bottom: 10px;
    border-bottom: 2px solid var(--primary-border);
}
.article-body h3 {
    font-size: 20px; font-weight: 600; color: var(--text-main);
    margin: 30px 0 15px;
}
.article-body p {
    margin-bottom: 20px;
}
.article-body ul, .article-body ol {
    margin-bottom: 20px; padding-left: 24px;
}
.article-body li {
    margin-bottom: 8px;
}
.article-body strong {
    color: var(--primary); font-weight: 600;
}
.article-body em {
    font-style: italic; color: var(--text-secondary);
}
.info-box {
    background: var(--primary-bg); border-left: 4px solid var(--primary);
    padding: 20px; margin: 30px 0; border-radius: 0 var(--radius) var(--radius) 0;
}
.info-box-title {
    font-weight: 700; color: var(--primary); margin-bottom: 8px;
}
.warning-box {
    background: #fff3cd; border-left: 4px solid #ffc107;
    padding: 20px; margin: 30px 0; border-radius: 0 var(--radius) var(--radius) 0;
}
.warning-box-title {
    font-weight: 700; color: #856404; margin-bottom: 8px;
}
.article-img {
    margin: 30px 0; border-radius: var(--radius); overflow: hidden;
}
.article-img img {
    width: 100%; display: block;
}
.article-img-caption {
    font-size: 14px; color: var(--text-muted); text-align: center;
    margin-top: 8px; font-style: italic;
}
.article-share {
    padding: 20px 0; border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border); margin: 40px 0;
}
.share-buttons {
    display: flex; gap: 10px; flex-wrap: wrap;
}
.share-btn {
    padding: 8px 16px; border: 1px solid var(--border);
    border-radius: var(--radius); font-size: 14px;
    color: var(--text-secondary); cursor: pointer;
    transition: all var(--transition);
}
.share-btn:hover {
    background: var(--primary); color: #fff; border-color: var(--primary);
}
.article-navigation {
    display: flex; justify-content: space-between;
    margin: 40px 0; padding: 20px 0;
    border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
}
.nav-btn {
    padding: 10px 20px; border: 1px solid var(--border);
    border-radius: var(--radius); font-size: 14px;
    color: var(--text-secondary); transition: all var(--transition);
    max-width: 45%;
}
.nav-btn:hover {
    background: var(--primary-bg); border-color: var(--primary);
    color: var(--primary);
}
.related-articles {
    padding: 60px 0; background: var(--bg-gray);
}
.related-articles h2 {
    font-size: 24px; font-weight: 700; color: var(--text-main);
    margin-bottom: 30px; text-align: center;
}
.related-grid {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
}
.related-card {
    background: #fff; border: 1px solid var(--border);
    border-radius: var(--radius); overflow: hidden;
    transition: all var(--transition);
}
.related-card:hover {
    border-color: var(--primary-border); box-shadow: var(--shadow-hover);
    transform: translateY(-3px);
}
.related-thumb {
    height: 120px; position: relative; overflow: hidden;
}
.related-thumb img {
    width: 100%; height: 100%; object-fit: cover;
    transition: transform 0.5s ease;
}
.related-card:hover .related-thumb img { transform: scale(1.05); }
.related-tag {
    position: absolute; top: 10px; left: 10px;
    background: var(--primary); color: #fff;
    padding: 3px 10px; border-radius: 10px; font-size: 11px; font-weight: 600;
    z-index: 1;
}
.related-body { padding: 16px; }
.related-body h3 {
    font-size: 14px; font-weight: 600; color: var(--text-main);
    line-height: 1.5; margin-bottom: 8px;
}
.related-meta {
    font-size: 12px; color: var(--text-muted);
}

@media (max-width: 768px) {
    .article-meta { flex-direction: column; gap: 8px; }
    .related-grid { grid-template-columns: repeat(2, 1fr); }
    .article-navigation { flex-direction: column; gap: 15px; }
    .nav-btn { max-width: 100%; }
}

@media (max-width: 480px) {
    .related-grid { grid-template-columns: 1fr; }
}

.cases-hero {
    background: linear-gradient(rgba(15,20,25,0.88), rgba(15,20,25,0.92)),
    url('../images/banner.jpg');
    background-size: cover; background-position: center;
    padding: 100px 0 60px; text-align: center; color: #fff;
}
.cases-hero h1 {
    font-size: clamp(28px, 4vw, 46px); font-weight: 700;
    margin-bottom: 16px; line-height: 1.25;
}
.cases-hero h1 span { color: var(--primary-light); }
.cases-hero p {
    font-size: 16px; color: rgba(255,255,255,0.65);
    max-width: 680px; margin: 0 auto 24px; line-height: 1.85;
}
.cases-filters {
    padding: 20px 0; background: var(--bg-gray);
}
.filter-container {
    display: flex; gap: 20px; flex-wrap: wrap; justify-content: center;
}
.filter-group {
    display: flex; flex-direction: column; gap: 8px;
}
.filter-group label {
    font-size: 14px; color: var(--text-main); font-weight: 600;
}
.filter-select {
    padding: 8px 16px; background: #fff; border: 1px solid var(--border);
    border-radius: var(--radius); font-size: 14px; color: var(--text-secondary);
    min-width: 180px;
}
.cases-archive {
    padding: 80px 0; background: var(--bg-white);
}
.cases-archive-grid {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
    margin-bottom: 40px;
}
.case-archive-card {
    background: #fff; border: 1px solid var(--border);
    border-radius: var(--radius-lg); overflow: hidden;
    transition: all var(--transition);
}
.case-archive-card:hover {
    border-color: var(--primary-border); box-shadow: var(--shadow-hover);
    transform: translateY(-3px);
}
.case-archive-thumb {
    height: 180px; position: relative; overflow: hidden;
}
.case-archive-thumb img {
    width: 100%; height: 100%; object-fit: cover;
    transition: transform 0.5s ease;
}
.case-archive-card:hover .case-archive-thumb img { transform: scale(1.05); }
.case-archive-country {
    position: absolute; top: 12px; left: 12px;
    background: #fff; color: var(--primary);
    padding: 4px 12px; border-radius: 12px; font-size: 12px; font-weight: 600;
    border: 1px solid var(--primary-border); z-index: 1;
}
.case-archive-body { padding: 24px; }
.case-archive-body h3 {
    font-size: 16px; font-weight: 700; color: var(--text-main);
    margin-bottom: 10px; line-height: 1.4;
}
.case-archive-body p {
    font-size: 14px; color: var(--text-secondary); line-height: 1.7;
    margin-bottom: 16px;
}
.case-archive-meta {
    display: flex; justify-content: space-between; align-items: center;
    font-size: 13px; color: var(--text-muted);
}
.case-view-btn {
    color: var(--primary); font-weight: 600; font-size: 14px;
    display: flex; align-items: center; gap: 6px;
}
.case-view-btn::after { content: '→'; }
.case-view-btn:hover { gap: 10px; }
.pagination {
    display: flex; justify-content: center; gap: 8px; margin-top: 50px;
}
.page-btn {
    width: 36px; height: 36px; display: flex; align-items: center;
    justify-content: center; border: 1px solid var(--border);
    border-radius: 8px; font-size: 14px; color: var(--text-secondary);
    cursor: pointer; transition: all var(--transition);
}
.page-btn:hover, .page-btn.active {
    background: var(--primary); color: #fff; border-color: var(--primary);
}
.stats-section {
    padding: 60px 0; background: var(--bg-gray); text-align: center;
}
.stats-container {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px;
    max-width: 1000px; margin: 0 auto;
}
.stat-item {
    background: #fff; border: 1px solid var(--border);
    border-radius: var(--radius-lg); padding: 30px 20px;
    box-shadow: var(--shadow);
}
.stat-number {
    font-size: 36px; font-weight: 700; color: var(--primary);
    margin-bottom: 8px; display: block;
}
.stat-label {
    font-size: 14px; color: var(--text-muted);
}

@media (max-width: 768px) {
    .cases-archive-grid { grid-template-columns: repeat(2, 1fr); }
    .case-archive-thumb { height: 160px; }
    .stats-container { grid-template-columns: repeat(2, 1fr); }
    .filter-container { flex-direction: column; align-items: center; }
    .filter-group { width: 100%; max-width: 300px; }
}

@media (max-width: 480px) {
    .cases-archive-grid { grid-template-columns: 1fr; }
    .stats-container { grid-template-columns: 1fr; }
}

/* ===== REVIEWS HERO ===== */
.reviews-hero {
    background: linear-gradient(rgba(15,20,25,0.88), rgba(15,20,25,0.92)),
    url('../images/banner.jpg');
    background-size: cover; background-position: center;
    padding: 100px 0 70px; text-align: center; color: #fff;
}
.reviews-hero h1 {
    font-size: clamp(28px, 4vw, 48px); font-weight: 700;
    margin-bottom: 16px; line-height: 1.2;
}
.reviews-hero h1 span { color: var(--primary-light); }
.reviews-hero p {
    font-size: 17px; color: rgba(255,255,255,0.7);
    max-width: 620px; margin: 0 auto 36px; line-height: 1.85;
}


/* ===== STATS BAR ===== */
.reviews-stats {
    background: #fff;
    border-bottom: 1px solid var(--border);
    padding: 36px 0;
}
.reviews-stats-inner {
    display: flex; align-items: center; justify-content: center;
    gap: 60px; flex-wrap: wrap;
}
.stat-item { text-align: center; }
.stat-item .val {
    font-size: 36px; font-weight: 700; color: var(--primary);
    line-height: 1; margin-bottom: 6px;
}
.stat-item .label {
    font-size: 13px; color: var(--text-secondary);
}
.stat-divider {
    width: 1px; height: 48px; background: var(--border);
}
.star-score {
    display: flex; align-items: center; justify-content: center;
    gap: 6px;
}
.stars-large {
    font-size: 26px; color: #f5a623; letter-spacing: 2px;
}
.score-num {
    font-size: 36px; font-weight: 700; color: var(--primary);
}

/* ===== FILTER TABS ===== */
.reviews-filter {
    padding: 48px 0 0;
    text-align: center;
}
.filter-tabs {
    display: inline-flex; gap: 10px; flex-wrap: wrap;
    justify-content: center;
}
.filter-tab {
    padding: 8px 22px; border-radius: 24px;
    border: 1.5px solid var(--border);
    font-size: 14px; color: var(--text-secondary);
    cursor: pointer; background: #fff;
    transition: all var(--transition);
}
.filter-tab:hover { border-color: var(--primary); color: var(--primary); }
.filter-tab.active {
    background: var(--primary); color: #fff; border-color: var(--primary);
}

/* ===== REVIEWS GRID ===== */
.reviews-section {
    padding: 40px 0 80px;
}
.reviews-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 40px;
}
.review-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px 28px;
    position: relative;
    transition: all var(--transition);
    display: flex; flex-direction: column;
}
.review-card:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-4px);
    border-color: var(--primary-border);
}
.review-card.featured {
    border-color: var(--primary-border);
    background: var(--primary-bg);
}
.review-card.featured::before {
    content: '精选';
    position: absolute; top: -1px; right: 24px;
    background: var(--primary);
    color: #fff; font-size: 11px; font-weight: 600;
    padding: 4px 12px; border-radius: 0 0 8px 8px;
}
.review-stars {
    color: #f5a623; font-size: 18px; letter-spacing: 2px;
    margin-bottom: 16px;
}
.review-body {
    font-size: 15px; color: var(--text-secondary);
    line-height: 1.85; flex: 1;
    position: relative; padding-top: 6px;
}
.review-body::before {
    content: '\201C';
    font-size: 64px; color: var(--primary-border);
    position: absolute; top: -18px; left: -8px;
    font-family: Georgia, serif; line-height: 1;
}
.review-footer {
    margin-top: 20px;
    padding-top: 16px;
    border-top: 1px solid var(--border);
    display: flex; align-items: center; gap: 14px;
}
.review-card.featured .review-footer {
    border-top-color: var(--primary-border);
}
.review-avatar {
    width: 44px; height: 44px; border-radius: 50%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    display: flex; align-items: center; justify-content: center;
    font-size: 18px; font-weight: 700; color: #fff;
    flex-shrink: 0;
}
.review-avatar.blue {
    background: linear-gradient(135deg, #12b7f5 0%, #0fa5e0 100%);
}
.review-avatar.orange {
    background: linear-gradient(135deg, #f5a623 0%, #e8951e 100%);
}
.review-avatar.purple {
    background: linear-gradient(135deg, #8b5cf6 0%, #7c3aed 100%);
}
.review-info { flex: 1; min-width: 0; }
.review-name {
    font-size: 15px; font-weight: 600; color: var(--text-main);
}
.review-tag {
    font-size: 12px; color: var(--text-muted);
    margin-top: 2px;
}
.review-date {
    font-size: 12px; color: var(--text-muted);
}

/* ===== VIDEO REVIEWS ===== */
.video-section {
    padding: 70px 0;
    background: var(--bg-gray);
}
.video-section-header {
    text-align: center; margin-bottom: 48px;
}
.video-section-header h2 {
    font-size: clamp(22px, 3vw, 34px); font-weight: 700;
    color: var(--text-main); margin-bottom: 12px;
}
.video-section-header h2 span { color: var(--primary); }
.video-section-header p {
    font-size: 15px; color: var(--text-secondary);
}
.video-grid {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.video-card {
    border-radius: var(--radius-lg); overflow: hidden;
    background: #fff; border: 1px solid var(--border);
    transition: all var(--transition);
    cursor: pointer;
}
.video-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.video-thumb {
    position: relative; aspect-ratio: 16/9; background: #0f1419;
    overflow: hidden;
}
.video-thumb img { width: 100%; height: 100%; object-fit: cover; opacity: 0.8; }
.video-play {
    position: absolute; top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    width: 54px; height: 54px; border-radius: 50%;
    background: rgba(255,255,255,0.95);
    display: flex; align-items: center; justify-content: center;
    font-size: 20px; color: var(--primary);
    box-shadow: 0 4px 20px rgba(0,0,0,0.3);
    transition: transform var(--transition);
}
.video-card:hover .video-play { transform: translate(-50%, -50%) scale(1.1); }
.video-info { padding: 20px; }
.video-info h4 { font-size: 15px; font-weight: 600; color: var(--text-main); margin-bottom: 6px; }
.video-info p { font-size: 13px; color: var(--text-muted); }

/* ===== TRUST BADGES ===== */
.trust-section {
    padding: 70px 0;
    background: var(--bg-black);
    text-align: center;
}
.trust-section h2 {
    font-size: clamp(20px, 2.5vw, 30px); font-weight: 700;
    color: #fff; margin-bottom: 10px;
}
.trust-section h2 span { color: var(--primary-light); }
.trust-section p {
    font-size: 15px; color: rgba(255,255,255,0.55);
    margin-bottom: 52px;
}
.trust-grid {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px;
}
.trust-card {
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--radius-lg); padding: 32px 20px;
    text-align: center;
    transition: all var(--transition);
}
.trust-card:hover {
    background: rgba(112,163,9,0.1);
    border-color: rgba(112,163,9,0.3);
}
.trust-icon {
    font-size: 36px; margin-bottom: 16px;
}
.trust-card h4 {
    font-size: 16px; font-weight: 600; color: #fff; margin-bottom: 8px;
}
.trust-card p {
    font-size: 13px; color: rgba(255,255,255,0.5); margin: 0; line-height: 1.6;
}

/* ===== LOAD MORE ===== */
.load-more-wrap {
    text-align: center; margin-top: 48px;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .reviews-grid { grid-template-columns: repeat(2, 1fr); }
    .video-grid { grid-template-columns: repeat(2, 1fr); }
    .trust-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
    .reviews-stats-inner { gap: 28px; }
    .stat-divider { display: none; }
    .reviews-grid { grid-template-columns: 1fr; }
    .video-grid { grid-template-columns: 1fr; }
    .trust-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
    .trust-grid { grid-template-columns: 1fr; }
    .reviews-stats-inner { gap: 20px; }
}


/* =====================================================
   COOKIES 偏好设置模块
   =====================================================
   包含三个界面层：
   1. .cookie-banner      — 页面底部首次出现的简洁横条
   2. .cookie-modal       — 详细偏好设置弹窗（遮罩层）
   3. .cookie-saved-toast — 保存成功后的轻提示
   ===================================================== */

/* ----- Cookie Banner（底部横幅） ----- */
.cookie-banner {
  /* 固定在视口底部，层级高于普通内容 */
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 9000;
  background: var(--bg-black);
  color: #e8e8e8;
  padding: 20px 0;
  /* 初始状态：向下隐藏 */
  transform: translateY(100%);
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 -4px 24px rgba(0,0,0,0.3);
}
/* 展示状态：滑入 */
.cookie-banner.show {
  transform: translateY(0);
}
.cookie-banner-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}
.cookie-banner-text {
  flex: 1;
  min-width: 260px;
  font-size: 14px;
  line-height: 1.6;
  color: #ccc;
}
.cookie-banner-text strong {
  color: #fff;
  font-size: 15px;
}
/* Banner 中的"了解更多"链接 */
.cookie-banner-text a {
  color: var(--primary-light);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.cookie-banner-text a:hover { color: var(--primary); }
.cookie-banner-actions {
  display: flex;
  gap: 10px;
  flex-shrink: 0;
  flex-wrap: wrap;
}
/* Banner 按钮基础样式 */
.cookie-btn {
  padding: 9px 22px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  border: none;
  transition: all var(--transition);
  white-space: nowrap;
}
/* 接受所有 - 主色强调 */
.cookie-btn-accept {
  background: var(--primary);
  color: #fff;
}
.cookie-btn-accept:hover { background: var(--primary-dark); transform: translateY(-1px); }
/* 拒绝 / 仅必要 - 次要灰色 */
.cookie-btn-reject {
  background: transparent;
  color: #aaa;
  border: 1px solid #444;
}
.cookie-btn-reject:hover { color: #fff; border-color: #888; }
/* 自定义偏好 - 白色边框描边 */
.cookie-btn-settings {
  background: transparent;
  color: #e8e8e8;
  border: 1px solid #666;
}
.cookie-btn-settings:hover { border-color: var(--primary-light); color: var(--primary-light); }

/* ----- Cookie 偏好设置弹窗（Modal） ----- */
.cookie-modal {
  /* 全屏遮罩，层级高于 Banner */
  position: fixed;
  inset: 0;
  z-index: 9100;
  background: rgba(0,0,0,0.65);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  /* 初始隐藏 */
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}
/* 展示状态 */
.cookie-modal.show {
  opacity: 1;
  pointer-events: all;
}
.cookie-modal-box {
  background: #fff;
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 560px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 16px 48px rgba(0,0,0,0.25);
  /* 弹窗本身的入场动画 */
  transform: translateY(16px);
  transition: transform 0.3s ease;
}
.cookie-modal.show .cookie-modal-box {
  transform: translateY(0);
}
/* 弹窗头部 */
.cookie-modal-header {
  padding: 24px 28px 16px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  background: #fff;
  z-index: 1;
}
.cookie-modal-header h2 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 8px;
}
.cookie-modal-header h2::before {
  /* Cookie 图标（纯 CSS 圆形装饰点） */
  content: '🍪';
  font-size: 22px;
}
/* 右上角关闭按钮 */
.cookie-modal-close {
  width: 32px;
  height: 32px;
  border: none;
  background: #f5f5f5;
  border-radius: 50%;
  font-size: 18px;
  color: #888;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
  flex-shrink: 0;
}
.cookie-modal-close:hover { background: #eee; color: #333; }
/* 弹窗主体内容区 */
.cookie-modal-body {
  padding: 20px 28px;
}
.cookie-modal-intro {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 20px;
}
/* 单条 Cookie 类别卡片 */
.cookie-item {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 12px;
  overflow: hidden;
  transition: border-color var(--transition);
}
.cookie-item:hover { border-color: var(--primary-border); }
.cookie-item-header {
  /* 点击展开/折叠详情 */
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  cursor: pointer;
  background: var(--bg-gray-light);
  user-select: none;
}
.cookie-item-header:hover { background: var(--primary-bg); }
.cookie-item-title {
  display: flex;
  align-items: center;
  gap: 10px;
}
.cookie-item-title h4 {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-main);
}
/* 必要 / 可选标签徽章 */
.cookie-badge {
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 99px;
  font-weight: 500;
}
.cookie-badge-required {
  background: #e8f5e9;
  color: #2e7d32;
}
.cookie-badge-optional {
  background: #e3f2fd;
  color: #1565c0;
}
/* 折叠/展开箭头 */
.cookie-item-arrow {
  font-size: 12px;
  color: var(--text-muted);
  transition: transform var(--transition);
}
.cookie-item.expanded .cookie-item-arrow { transform: rotate(180deg); }
/* 详情描述（折叠状态默认隐藏） */
.cookie-item-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
  padding: 0 16px;
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.7;
}
.cookie-item.expanded .cookie-item-body {
  max-height: 200px;
  padding: 12px 16px 14px;
  border-top: 1px solid var(--border);
}
.cookie-item-body ul {
  list-style: disc;
  padding-left: 18px;
  margin-top: 6px;
}
.cookie-item-body ul li { margin-bottom: 3px; }
/* 开关控件（Toggle Switch） */
.cookie-toggle {
  /* 隐藏原生 checkbox，用 label 的 ::before/::after 实现外观 */
  position: relative;
  display: inline-flex;
  align-items: center;
  cursor: pointer;
  flex-shrink: 0;
}
.cookie-toggle input[type="checkbox"] {
  /* 视觉隐藏，但保留无障碍焦点 */
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
}
.cookie-toggle-track {
  width: 44px;
  height: 24px;
  background: #ddd;
  border-radius: 99px;
  position: relative;
  transition: background 0.25s;
}
.cookie-toggle-track::after {
  /* 滑块圆点 */
  content: '';
  position: absolute;
  top: 3px;
  left: 3px;
  width: 18px;
  height: 18px;
  background: #fff;
  border-radius: 50%;
  box-shadow: 0 1px 3px rgba(0,0,0,0.2);
  transition: transform 0.25s;
}
/* 选中状态：轨道变绿，滑块右移 */
.cookie-toggle input:checked + .cookie-toggle-track {
  background: var(--primary);
}
.cookie-toggle input:checked + .cookie-toggle-track::after {
  transform: translateX(20px);
}
/* 禁用状态（必要性 Cookie 不可关闭） */
.cookie-toggle input:disabled + .cookie-toggle-track {
  background: var(--primary);
  opacity: 0.6;
  cursor: not-allowed;
}
/* 弹窗底部操作区 */
.cookie-modal-footer {
  padding: 16px 28px 24px;
  border-top: 1px solid var(--border);
  display: flex;
  gap: 10px;
  justify-content: flex-end;
  flex-wrap: wrap;
  background: #fff;
  position: sticky;
  bottom: 0;
}
/* 底部主要按钮（保存偏好） */
.cookie-btn-save {
  background: var(--primary);
  color: #fff;
  padding: 10px 28px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all var(--transition);
}
.cookie-btn-save:hover { background: var(--primary-dark); transform: translateY(-1px); }
/* 底部次要按钮（全部接受） */
.cookie-btn-accept-all {
  background: transparent;
  color: var(--primary);
  padding: 10px 20px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  border: 1px solid var(--primary-border);
  transition: all var(--transition);
}
.cookie-btn-accept-all:hover { background: var(--primary-bg); }

/* ----- 保存成功提示（Toast） ----- */
.cookie-toast {
  /* 右下角轻提示，短暂出现后自动消失 */
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 9200;
  background: var(--text-main);
  color: #fff;
  padding: 12px 20px;
  border-radius: 8px;
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.2);
  /* 初始隐藏：向右偏移 */
  transform: translateX(120%);
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}
.cookie-toast.show { transform: translateX(0); }
.cookie-toast-icon {
  width: 20px;
  height: 20px;
  background: var(--primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  flex-shrink: 0;
}
/* 页脚的 Cookie 偏好设置链接 */
.cookie-footer-link {
  cursor: pointer;
  color: var(--text-muted);
  font-size: 13px;
  text-decoration: underline;
  text-underline-offset: 2px;
  transition: color var(--transition);
  background: none;
  border: none;
  padding: 0;
  font-family: inherit;
  display: inline;
}
.cookie-footer-link:hover { color: var(--primary); }

/* ----- 响应式适配 ----- */
@media (max-width: 768px) {
  /* Banner 竖向排列按钮 */
  .cookie-banner-inner { flex-direction: column; align-items: flex-start; gap: 14px; }
  .cookie-banner-actions { width: 100%; }
  .cookie-btn { flex: 1; text-align: center; }
  /* 弹窗内边距收紧 */
  .cookie-modal-body { padding: 16px 20px; }
  .cookie-modal-header { padding: 20px 20px 14px; }
  .cookie-modal-footer { padding: 12px 20px 18px; }
}
@media (max-width: 480px) {
  /* 弹窗底部按钮竖排 */
  .cookie-modal-footer { flex-direction: column; }
  .cookie-btn-save, .cookie-btn-accept-all { width: 100%; text-align: center; }
  /* Toast 左下角改为底部横幅 */
  .cookie-toast { left: 16px; right: 16px; bottom: 16px; transform: translateY(200%); }
  .cookie-toast.show { transform: translateY(0); }
}