/* ============================================================
   LookCarShow — 全局样式
   主题色: #35E97A  |  风格: B2B 高端暗黑
   ============================================================ */

:root {
  --bg:          #07080c;
  --bg-2:        #0d0f16;
  --bg-card:     #111318;
  --bg-card-h:   #181c24;
  --border:      rgba(255,255,255,0.07);
  --border-h:    rgba(53,233,122,0.25);
  --text:        #eef0f6;
  --text-muted:  #7e8399;
  --text-dim:    #4a4f66;
  --accent:      #35E97A;
  --accent-dark: #22c462;
  --accent-glow: rgba(53,233,122,0.22);
  --accent-soft: rgba(53,233,122,0.08);
  --radius:      12px;
  --radius-lg:   20px;
  --t:           0.26s cubic-bezier(.4,0,.2,1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
ul { list-style: none; }

/* ── 容器 ── */
.container { max-width: 1200px; margin: 0 auto; padding: 0 28px; }

/* ── 按钮 ── */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 11px 22px; border-radius: 8px; font-weight: 600;
  font-size: .9rem; cursor: pointer; border: none;
  transition: all var(--t); white-space: nowrap; line-height: 1.4;
}
.btn-lg { padding: 14px 30px; font-size: 1rem; }
.btn-sm { padding: 8px 16px; font-size: .82rem; }

.btn-primary {
  background: var(--accent); color: #07080c;
}
.btn-primary:hover {
  background: var(--accent-dark); transform: translateY(-2px);
  box-shadow: 0 6px 24px var(--accent-glow);
}

.btn-outline {
  background: transparent; color: var(--text);
  border: 1px solid var(--border);
}
.btn-outline:hover { border-color: var(--accent); color: var(--accent); }

.btn-ghost {
  background: var(--accent-soft); color: var(--accent);
  border: 1px solid var(--border-h);
}
.btn-ghost:hover { background: rgba(53,233,122,0.15); }

.btn-whatsapp { background: #25d366; color: #fff; }
.btn-whatsapp:hover {
  background: #1db954; transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(37,211,102,.35);
}

/* ── 动画 ── */
.reveal {
  opacity: 0; transform: translateY(28px);
  transition: opacity .7s ease, transform .7s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ── 区块标题 ── */
.section-tag {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: .72rem; font-weight: 700; letter-spacing: .12em;
  text-transform: uppercase; color: var(--accent); margin-bottom: 14px;
}
.section-tag::before {
  content: ''; width: 18px; height: 2px;
  background: var(--accent); border-radius: 1px;
}

.section-title {
  font-size: clamp(1.9rem, 3.5vw, 2.8rem);
  font-weight: 800; line-height: 1.12; letter-spacing: -.025em;
  margin-bottom: 16px;
}

.section-desc {
  font-size: 1.05rem; color: var(--text-muted);
  line-height: 1.72; max-width: 680px; margin-bottom: 52px;
}

/* ============================================================
   公告条
   ============================================================ */
.announcement-bar {
  background: linear-gradient(90deg, #0a1a10 0%, #0d2218 50%, #0a1a10 100%);
  border-bottom: 1px solid rgba(53,233,122,0.15);
  color: #7fd9a8; font-size: .78rem; font-weight: 500;
  height: 40px; display: flex; align-items: center;
  justify-content: center; gap: 12px; padding: 0 16px;
  letter-spacing: .01em; position: relative; z-index: 200;
}
.announcement-bar strong { color: var(--accent); }
.announcement-close {
  background: none; border: none; color: #4d8c68;
  cursor: pointer; font-size: .85rem; padding: 4px 6px;
  position: absolute; right: 16px; top: 50%; transform: translateY(-50%);
  transition: color var(--t);
}
.announcement-close:hover { color: var(--accent); }

/* ============================================================
   导航栏
   ============================================================ */
.navbar {
  position: sticky; top: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 5%; height: 68px;
  background: rgba(7,8,12,.88);
  backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--border);
  transition: var(--t);
}
.navbar.scrolled {
  background: rgba(7,8,12,.96);
  box-shadow: 0 4px 24px rgba(0,0,0,.4);
}

.nav-logo {
  font-size: 1.25rem; font-weight: 800;
  letter-spacing: 0; color: #fff;
  display: flex; align-items: center; gap: 8px;
  white-space: nowrap;
}
.nav-logo span { color: var(--accent); }
.nav-logo-text { color: inherit; font-weight: 800; font-size: inherit; letter-spacing: 0; }

.nav-links { display: flex; align-items: center; gap: 4px; }

.nav-link {
  font-size: .88rem; font-weight: 500; color: var(--text-muted);
  padding: 8px 13px; border-radius: 8px;
  display: flex; align-items: center; gap: 4px;
  transition: color var(--t), background var(--t);
}
.nav-link:hover, .nav-link.active { color: var(--text); background: rgba(255,255,255,.04); }
.nav-link.active { color: var(--accent); }
.dropdown-arrow { font-size: .65rem; }

/* 下拉菜单 */
.nav-dropdown { position: relative; }
.dropdown-menu {
  display: none; position: absolute; top: calc(100% + 10px);
  left: 50%; transform: translateX(-50%);
  background: #161921; border: 1px solid var(--border);
  border-radius: var(--radius); padding: 20px; gap: 24px;
  box-shadow: 0 24px 60px rgba(0,0,0,.55);
  min-width: 560px; grid-template-columns: repeat(4,1fr); z-index: 500;
}
.dropdown-menu--narrow { min-width: 220px; grid-template-columns: 1fr; }
.nav-dropdown:hover .dropdown-menu { display: grid; }
.dropdown-column { display: flex; flex-direction: column; gap: 3px; }
.dropdown-heading {
  font-size: .7rem; font-weight: 700; color: var(--text-dim);
  text-transform: uppercase; letter-spacing: .1em; margin-bottom: 8px;
}
.dropdown-column a {
  font-size: .85rem; color: var(--text-muted);
  padding: 5px 8px; border-radius: 6px;
  transition: color var(--t), background var(--t);
}
.dropdown-column a:hover { color: var(--accent); background: var(--accent-soft); }

.nav-actions { display: flex; align-items: center; gap: 10px; }

.nav-hamburger {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: 4px;
}
.nav-hamburger span {
  display: block; height: 2px; width: 22px;
  background: var(--text); border-radius: 2px; transition: var(--t);
}

/* ============================================================
   Hero (主页)
   ============================================================ */
.hero {
  position: relative; overflow: hidden;
}
.hero-glow {
  position: absolute; top: -300px; right: -200px;
  width: 800px; height: 800px; border-radius: 50%;
  background: radial-gradient(circle, rgba(53,233,122,.07) 0%, transparent 70%);
  pointer-events: none;
}
.hero-glow-left {
  left: -200px; right: auto; top: -100px;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(53,233,122,.04) 0%, transparent 70%);
}
.hero-inner {
  position: relative; z-index: 1;
  display: flex; align-items: center; gap: 60px;
  padding: 16px 5% 32px; max-width: 1400px; margin: 0 auto;
}
.hero-content { flex: 1; max-width: 640px; }

.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--accent-soft); border: 1px solid var(--border-h);
  color: var(--accent); font-size: .75rem; font-weight: 700;
  padding: 6px 14px; border-radius: 100px; margin-bottom: 16px;
  letter-spacing: .06em; text-transform: uppercase;
}
.dot-pulse {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--accent);
  animation: dotPulse 2s ease-in-out infinite;
}
@keyframes dotPulse { 0%,100%{opacity:1} 50%{opacity:.3} }

.hero-title {
  font-size: clamp(2rem,3.6vw,3rem); font-weight: 800;
  line-height: 1.08; letter-spacing: -.025em; margin-bottom: 16px;
}
.hero-title-accent {
  color: var(--accent);
  text-shadow: 0 0 40px rgba(53,233,122,.25);
}

.hero-desc {
  font-size: .97rem; line-height: 1.68;
  color: var(--text-muted); margin-bottom: 22px;
}

.hero-checklist {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 8px; margin-bottom: 24px;
}
.hero-check {
  display: flex; align-items: center; gap: 8px;
  font-size: .9rem; font-weight: 500; color: #c4f0d8;
}
.hero-check-icon {
  width: 20px; height: 20px; border-radius: 50%;
  background: rgba(53,233,122,.15); border: 1px solid rgba(53,233,122,.4);
  display: flex; align-items: center; justify-content: center;
  font-size: .65rem; color: var(--accent); flex-shrink: 0;
}

.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 20px; }
.hero-proof {
  font-size: .8rem; color: var(--text-dim); font-style: italic;
}

/* Hero 图片 */
.hero-visual { flex: 1; position: relative; max-width: 580px; }
.hero-visual-glow {
  position: absolute; inset: -40px;
  background: radial-gradient(ellipse, rgba(53,233,122,.12) 0%, transparent 68%);
  pointer-events: none;
}
.hero-img {
  width: 100%; border-radius: var(--radius-lg);
  box-shadow: 0 30px 70px rgba(0,0,0,.6);
  position: relative; z-index: 1;
  transition: transform .7s ease;
}
.hero-visual:hover .hero-img { transform: scale(1.025); }
.hero-fig-badge {
  position: absolute; bottom: 20px; left: 20px; z-index: 2;
  background: rgba(7,8,12,.85); backdrop-filter: blur(10px);
  border: 1px solid var(--border-h); color: var(--accent);
  font-size: .75rem; font-weight: 600; padding: 7px 13px;
  border-radius: 100px; display: flex; align-items: center; gap: 6px;
}

/* 品牌 Ticker */
.brand-ticker {
  border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
  background: var(--bg-2); padding: 13px 0; overflow: hidden;
}
.brand-ticker-track {
  display: flex; gap: 28px; width: max-content;
  animation: ticker 30s linear infinite;
  font-size: .73rem; font-weight: 700;
  letter-spacing: .12em; text-transform: uppercase; color: var(--text-dim);
}
.brand-ticker-track .sep { color: var(--border); }
@keyframes ticker { from{transform:translateX(0)} to{transform:translateX(-50%)} }

/* ============================================================
   B2B 优势栏
   ============================================================ */
.advantages-section {
  padding: 80px 0;
  border-bottom: 1px solid var(--border);
}
.adv-grid {
  display: grid; grid-template-columns: repeat(4,1fr); gap: 20px;
}
.adv-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 28px 24px;
  transition: border-color var(--t), transform var(--t), background var(--t);
  position: relative; overflow: hidden;
}
.adv-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0;
  height: 2px; background: var(--accent); opacity: 0;
  transition: opacity var(--t);
}
.adv-card:hover {
  border-color: var(--border-h); background: var(--bg-card-h);
  transform: translateY(-4px);
}
.adv-card:hover::before { opacity: 1; }
.adv-icon { font-size: 2rem; margin-bottom: 14px; }
.adv-card h3 { font-size: 1rem; font-weight: 700; margin-bottom: 8px; }
.adv-card p { font-size: .85rem; color: var(--text-muted); line-height: 1.62; }
.adv-badge {
  margin-top: 12px; display: inline-block;
  background: var(--accent-soft); border: 1px solid var(--border-h);
  color: var(--accent); font-size: .7rem; font-weight: 700;
  padding: 3px 10px; border-radius: 100px;
}

/* ============================================================
   关于 / 品牌三支柱
   ============================================================ */
.about-section { padding: 100px 0; border-bottom: 1px solid var(--border); }
.pillars-grid {
  display: grid; grid-template-columns: repeat(3,1fr); gap: 26px;
}
.pillar {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 32px;
  transition: border-color var(--t), transform var(--t), background var(--t);
}
.pillar:hover {
  border-color: var(--border-h); background: var(--bg-card-h);
  transform: translateY(-4px);
}
.pillar-num {
  font-size: 2.5rem; font-weight: 900; color: var(--accent);
  opacity: .2; line-height: 1; margin-bottom: 10px;
}
.pillar h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 10px; }
.pillar p { font-size: .88rem; color: var(--text-muted); line-height: 1.65; }

/* ============================================================
   产品分类
   ============================================================ */
.products-section { padding: 100px 0; }
.product-grid {
  display: grid; grid-template-columns: repeat(4,1fr); gap: 20px;
}
.product-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); overflow: hidden;
  transition: border-color var(--t), transform var(--t), box-shadow var(--t);
}
.product-card:hover {
  border-color: var(--border-h); transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(0,0,0,.35);
}
.product-img-wrap { position: relative; aspect-ratio: 4/3; overflow: hidden; }
.product-img-wrap img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform .6s ease;
}
.product-card:hover .product-img-wrap img { transform: scale(1.08); }
.product-tag {
  position: absolute; top: 12px; left: 12px;
  background: var(--accent); color: #07080c;
  font-size: .68rem; font-weight: 800; letter-spacing: .06em;
  padding: 4px 10px; border-radius: 100px; text-transform: uppercase;
}
.product-tag--new { background: #fff; }
.product-info { padding: 20px; display: flex; flex-direction: column; gap: 8px; }
.product-info h3 { font-size: .98rem; font-weight: 700; }
.product-info p { font-size: .8rem; color: var(--text-dim); flex: 1; }

/* ============================================================
   统计栏
   ============================================================ */
.stats-section {
  background: linear-gradient(135deg,#0b1810 0%,#0d0f16 100%);
  border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
  padding: 68px 0;
}
.stats-grid {
  display: grid; grid-template-columns: repeat(4,1fr); gap: 40px;
  text-align: center;
}
.stat-num {
  font-size: 3rem; font-weight: 800; color: var(--accent);
  line-height: 1; margin-bottom: 10px;
  text-shadow: 0 0 30px rgba(53,233,122,.3);
}
.stat-label { font-size: .88rem; color: var(--text-muted); font-weight: 500; }

/* ============================================================
   客服支持
   ============================================================ */
.support-section { padding: 100px 0; border-bottom: 1px solid var(--border); }
.support-inner { display: flex; align-items: center; gap: 72px; }
.support-text { flex: 1; }
.support-text p { font-size: 1rem; color: var(--text-muted); line-height: 1.72; }
.support-text p + p { margin-top: 14px; }
.support-visual {
  flex: 0 0 45%; border-radius: var(--radius-lg); overflow: hidden;
  box-shadow: 0 24px 60px rgba(0,0,0,.45);
  border: 1px solid var(--border);
}
.support-visual img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform .6s ease;
}
.support-visual:hover img { transform: scale(1.04); }

/* ============================================================
   客户评价
   ============================================================ */
.testimonials-section {
  padding: 100px 0; border-bottom: 1px solid var(--border);
  background: var(--bg-2);
}
.testimonials-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 22px; }
.testi-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 30px;
  transition: border-color var(--t), transform var(--t);
}
.testi-card:hover { border-color: var(--border-h); transform: translateY(-4px); }
.testi-stars { color: var(--accent); font-size: 1rem; margin-bottom: 14px; }
.testi-text {
  font-size: .92rem; color: var(--text-muted); line-height: 1.7;
  margin-bottom: 20px; font-style: italic;
}
.testi-meta { display: flex; align-items: center; gap: 12px; }
.testi-avatar {
  width: 42px; height: 42px; border-radius: 50%;
  background: var(--accent-soft); border: 1px solid var(--border-h);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: .9rem; color: var(--accent); flex-shrink: 0;
}
.testi-name { font-size: .88rem; font-weight: 700; }
.testi-role { font-size: .77rem; color: var(--text-dim); margin-top: 1px; }

/* ============================================================
   联系 CTA 条
   ============================================================ */
.cta-section {
  padding: 100px 0; border-bottom: 1px solid var(--border);
}
.cta-inner {
  background: linear-gradient(135deg,#0d2218 0%,#0f1a10 100%);
  border: 1px solid rgba(53,233,122,.2);
  border-radius: var(--radius-lg); padding: 64px;
  display: flex; align-items: center; justify-content: space-between; gap: 40px;
}
.cta-inner h2 { font-size: 2rem; font-weight: 800; margin-bottom: 10px; }
.cta-inner p { font-size: 1rem; color: var(--text-muted); }
.cta-actions { display: flex; gap: 14px; flex-shrink: 0; flex-wrap: wrap; }

/* ============================================================
   位置
   ============================================================ */
.location-section {
  padding: 100px 0; border-bottom: 1px solid var(--border); background: var(--bg-2);
}
.location-grid {
  display: grid; grid-template-columns: repeat(4,1fr); gap: 22px; margin-top: 48px;
}
.location-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 26px;
  transition: border-color var(--t), transform var(--t);
}
.location-card:hover { border-color: var(--border-h); transform: translateY(-3px); }
.location-icon { font-size: 1.7rem; margin-bottom: 12px; }
.location-card h4 {
  font-size: .72rem; font-weight: 700; letter-spacing: .1em;
  text-transform: uppercase; color: var(--text-dim); margin-bottom: 8px;
}
.location-card p, .location-card a {
  font-size: .88rem; color: var(--text-muted); line-height: 1.6;
}
.location-card a:hover { color: var(--accent); }

/* ============================================================
   页脚
   ============================================================ */
.footer { background: var(--bg); padding: 70px 0 30px; }
.footer-top {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 50px; padding-bottom: 48px; border-bottom: 1px solid var(--border);
}
.footer-logo {
  font-size: 1.2rem; font-weight: 800; letter-spacing: 1.5px;
  color: #fff; margin-bottom: 12px;
}
.footer-logo span { color: var(--accent); }
.footer-brand p { font-size: .85rem; color: var(--text-dim); line-height: 1.65; margin-bottom: 16px; }
.footer-email { font-size: .85rem; color: var(--accent); font-weight: 500; }
.footer-email:hover { text-decoration: underline; }
.footer-links-group { display: flex; flex-direction: column; gap: 10px; }
.footer-links-group h4 {
  font-size: .72rem; font-weight: 700; letter-spacing: .1em;
  text-transform: uppercase; color: var(--text-dim); margin-bottom: 8px;
}
.footer-links-group a {
  font-size: .86rem; color: var(--text-muted); transition: color var(--t);
}
.footer-links-group a:hover { color: var(--accent); }
.footer-bottom { padding-top: 28px; }
.footer-disclaimer {
  font-size: .73rem; color: var(--text-dim); line-height: 1.65; margin-bottom: 16px;
}
.footer-copy { font-size: .78rem; color: var(--text-dim); text-align: center; }

/* ============================================================
   内页 Hero (通用)
   ============================================================ */
.page-hero {
  position: relative; overflow: hidden;
  padding: 80px 5% 70px; border-bottom: 1px solid var(--border);
}
.page-hero-glow {
  position: absolute; top: -150px; right: -100px;
  width: 600px; height: 600px; border-radius: 50%;
  background: radial-gradient(circle, rgba(53,233,122,.06) 0%, transparent 70%);
  pointer-events: none;
}
.page-hero-inner { position: relative; z-index: 1; max-width: 760px; }
.page-hero-breadcrumb {
  font-size: .78rem; color: var(--text-dim); margin-bottom: 16px;
}
.page-hero-breadcrumb a { color: var(--text-muted); }
.page-hero-breadcrumb a:hover { color: var(--accent); }
.page-hero-breadcrumb span { color: var(--text-dim); margin: 0 6px; }
.page-hero h1 { font-size: clamp(2rem,4vw,3.2rem); font-weight: 800; margin-bottom: 16px; letter-spacing: -.022em; }
.page-hero p { font-size: 1.05rem; color: var(--text-muted); line-height: 1.7; max-width: 620px; }

/* Page Hero — 左右分栏（用于 Customization 页） */
.page-hero--split { padding: 60px 5%; }
.page-hero-split-inner {
  position: relative; z-index: 1;
  display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center;
  max-width: 1200px; margin: 0 auto;
}
.page-hero-split-text { max-width: 560px; }
.page-hero-split-media {
  width: 100%; aspect-ratio: 16/10; overflow: hidden; border-radius: 12px;
  border: 1px solid var(--border); background: #000;
}
.page-hero-split-media img { width: 100%; height: 100%; object-fit: cover; border-radius: 12px; }
@media (max-width: 768px) {
  .page-hero-split-inner { grid-template-columns: 1fr; gap: 32px; }
  .page-hero-split-media { aspect-ratio: 16/9; }
}

/* ============================================================
   关于页
   ============================================================ */
.about-body { padding: 80px 0; }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: start; }
.about-grid img { border-radius: var(--radius-lg); box-shadow: 0 20px 50px rgba(0,0,0,.4); width: 100%; }
.about-grid h2 { font-size: 2rem; font-weight: 800; margin-bottom: 16px; }
.about-grid p { font-size: .95rem; color: var(--text-muted); line-height: 1.72; margin-bottom: 14px; }

/* Our Story — 2x2 图片网格 */
.story-photo-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 10px;
  border-radius: var(--radius-lg); overflow: hidden;
}
.story-photo-grid img {
  width: 100%; aspect-ratio: 4/3; object-fit: cover;
  display: block; transition: transform .4s ease;
}
.story-photo-grid img:hover { transform: scale(1.04); }

/* Our Story — 数据统计 */
.story-stats {
  display: flex; gap: 12px; margin-top: 14px;
}
.story-stat-card {
  flex: 1; background: var(--bg-card);
  border: 1px solid var(--border); border-radius: var(--radius);
  padding: 16px 20px; text-align: center;
  transition: border-color var(--t);
}
.story-stat-card:hover { border-color: var(--border-h); }
.story-stat-num {
  font-size: 1.6rem; font-weight: 800; color: var(--accent); letter-spacing: -.02em;
}
.story-stat-label {
  font-size: .75rem; color: var(--text-muted); margin-top: 4px; text-transform: uppercase; letter-spacing: .04em;
}
@media (max-width: 768px) {
  .about-grid { grid-template-columns: 1fr; gap: 36px; }
  .story-photo-grid { gap: 8px; }
  .story-stats { gap: 10px; }
}
.qual-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 20px; padding: 80px 0; }
.qual-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 28px; text-align: center;
  transition: border-color var(--t), transform var(--t);
}
.qual-card:hover { border-color: var(--border-h); transform: translateY(-4px); }
.qual-icon { font-size: 2.2rem; margin-bottom: 12px; }
.qual-card h3 { font-size: 1rem; font-weight: 700; margin-bottom: 8px; }
.qual-card p { font-size: .85rem; color: var(--text-muted); line-height: 1.6; }

/* ============================================================
   联系页
   ============================================================ */
.contact-body { padding: 80px 0; }
.contact-grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: 50px; }
.contact-info { display: flex; flex-direction: column; gap: 22px; }
.contact-info-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 24px;
  display: flex; gap: 16px; align-items: flex-start;
  transition: border-color var(--t);
}
.contact-info-card:hover { border-color: var(--border-h); }
.contact-info-icon {
  width: 44px; height: 44px; border-radius: 10px;
  background: var(--accent-soft); border: 1px solid var(--border-h);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem; flex-shrink: 0;
}
.contact-info-text h4 { font-size: .9rem; font-weight: 700; margin-bottom: 4px; }
.contact-info-text p, .contact-info-text a {
  font-size: .88rem; color: var(--text-muted); line-height: 1.55;
}
.contact-info-text a:hover { color: var(--accent); }
.contact-form {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 40px;
}
.form-group { margin-bottom: 20px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-label {
  display: block; font-size: .78rem; font-weight: 600;
  color: var(--text-muted); margin-bottom: 8px; letter-spacing: .04em;
  text-transform: uppercase;
}
.form-input, .form-select, .form-textarea {
  width: 100%; background: var(--bg-2);
  border: 1px solid var(--border); border-radius: 8px;
  padding: 12px 16px; color: var(--text); font-size: .92rem;
  font-family: inherit;
  transition: border-color var(--t), box-shadow var(--t);
  outline: none;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--accent); box-shadow: 0 0 0 3px rgba(53,233,122,.12);
}
.form-textarea { resize: vertical; min-height: 120px; }
.form-select { appearance: none; cursor: pointer; }
.form-note { font-size: .78rem; color: var(--text-dim); margin-top: 12px; }

/* ============================================================
   定制页
   ============================================================ */
.custom-steps { padding: 80px 0; border-bottom: 1px solid var(--border); }
.steps-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 24px; }
.step-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 30px; position: relative;
  transition: border-color var(--t), transform var(--t);
}
.step-card:hover { border-color: var(--border-h); transform: translateY(-4px); }
.step-num {
  font-size: 3rem; font-weight: 900; color: var(--accent);
  opacity: .15; position: absolute; top: 20px; right: 20px; line-height: 1;
}
.step-icon { font-size: 2rem; margin-bottom: 14px; }
.step-card h3 { font-size: 1rem; font-weight: 700; margin-bottom: 8px; }
.step-card p { font-size: .85rem; color: var(--text-muted); line-height: 1.62; }

.custom-types { padding: 80px 0; border-bottom: 1px solid var(--border); background: var(--bg-2); }
.types-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 22px; }
.type-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); overflow: hidden;
  transition: border-color var(--t), transform var(--t);
}
.type-card:hover { border-color: var(--border-h); transform: translateY(-4px); }
.type-card img { width: 100%; aspect-ratio: 16/9; object-fit: cover; }
.type-content { padding: 22px; }
.type-content h3 { font-size: 1rem; font-weight: 700; margin-bottom: 8px; }
.type-content p { font-size: .85rem; color: var(--text-muted); line-height: 1.62; }
.type-tag {
  display: inline-block; margin-top: 12px;
  background: var(--accent-soft); border: 1px solid var(--border-h);
  color: var(--accent); font-size: .7rem; font-weight: 700;
  padding: 3px 10px; border-radius: 100px;
}

/* ============================================================
   FAQ 页
   ============================================================ */
.faq-body { padding: 80px 0; }
.faq-grid { display: grid; grid-template-columns: 1fr 2fr; gap: 50px; }
.faq-sidebar { display: block; }
.faq-categories { position: sticky; top: 90px; display: flex; flex-direction: column; gap: 6px; }
.faq-cat {
  padding: 10px 14px; border-radius: 8px; font-size: .88rem; font-weight: 500;
  color: var(--text-muted); cursor: pointer;
  transition: color var(--t), background var(--t);
  border: none; background: none; text-align: left; font-family: inherit;
}
.faq-cat:hover { color: var(--text); background: rgba(255,255,255,.04); }
.faq-cat.active { color: var(--accent); background: var(--accent-soft); }
.faq-items { display: flex; flex-direction: column; gap: 14px; }
.faq-item {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); overflow: hidden;
  transition: border-color var(--t);
}
.faq-item.open { border-color: var(--border-h); }
.faq-q {
  display: flex; justify-content: space-between; align-items: center;
  padding: 20px 24px; cursor: pointer; gap: 16px;
  user-select: none;
}
.faq-q-text { font-size: .95rem; font-weight: 600; }
.faq-icon {
  width: 24px; height: 24px; border-radius: 50%;
  background: var(--accent-soft); border: 1px solid var(--border-h);
  display: flex; align-items: center; justify-content: center;
  color: var(--accent); font-size: .8rem; flex-shrink: 0;
  transition: transform var(--t);
}
.faq-item.open .faq-icon { transform: rotate(45deg); }
.faq-a {
  padding: 0 24px; max-height: 0; overflow: hidden;
  font-size: .9rem; color: var(--text-muted); line-height: 1.7;
  transition: max-height .35s ease, padding .35s ease;
}
.faq-item.open .faq-a { max-height: 300px; padding: 0 24px 22px; }

/* ============================================================
   博客列表页
   ============================================================ */
.blog-body { padding: 80px 0; }
.blog-grid { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 24px; }
.blog-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); overflow: hidden;
  transition: border-color var(--t), transform var(--t), box-shadow var(--t);
}
.blog-card:hover {
  border-color: var(--border-h); transform: translateY(-5px);
  box-shadow: 0 14px 36px rgba(0,0,0,.3);
}
.blog-card-img { width: 100%; aspect-ratio: 16/9; object-fit: cover; }
.blog-content { padding: 24px; }
.blog-meta {
  display: flex; align-items: center; gap: 10px;
  font-size: .75rem; color: var(--text-dim); margin-bottom: 12px;
}
.blog-tag {
  background: var(--accent-soft); color: var(--accent);
  padding: 2px 8px; border-radius: 100px;
  font-size: .68rem; font-weight: 700; letter-spacing: .04em;
  text-transform: uppercase;
}
.blog-card h3 { font-size: .98rem; font-weight: 700; line-height: 1.4; margin-bottom: 10px; }
.blog-card p { font-size: .84rem; color: var(--text-muted); line-height: 1.62; margin-bottom: 16px; }
.blog-read-more {
  font-size: .82rem; font-weight: 600; color: var(--accent);
  display: inline-flex; align-items: center; gap: 5px;
}
.blog-read-more:hover { gap: 8px; }

/* ============================================================
   响应式
   ============================================================ */
@media (max-width: 1100px) {
  .product-grid, .adv-grid { grid-template-columns: repeat(2,1fr); }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 32px; }
  .contact-grid { grid-template-columns: 1fr; }
  .about-grid { grid-template-columns: 1fr; }
  .steps-grid { grid-template-columns: repeat(2,1fr); }
}
@media (max-width: 900px) {
  .hero-inner { flex-direction: column; padding: 60px 5%; }
  .hero-visual { max-width: 100%; width: 100%; }
  .pillars-grid, .types-grid, .blog-grid { grid-template-columns: 1fr; }
  .support-inner { flex-direction: column; }
  .support-visual { flex: none; width: 100%; }
  .stats-grid { grid-template-columns: repeat(2,1fr); }
  .location-grid { grid-template-columns: repeat(2,1fr); }
  .faq-grid { grid-template-columns: 1fr; }
  .cta-inner { flex-direction: column; padding: 40px 28px; }
  .testimonials-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-hamburger { display: flex; }
  .hero-checklist { grid-template-columns: 1fr; }
  .product-grid { grid-template-columns: 1fr; }
  .qual-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; gap: 30px; }
  .location-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .steps-grid { grid-template-columns: 1fr; }
}

/* ============================================================
   导航图标按钮（搜索 & 语言）
   ============================================================ */
.nav-icon-btn {
  width: 36px; height: 36px; border-radius: 8px;
  background: none; border: 1px solid var(--border);
  color: var(--text-muted); cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: color var(--t), border-color var(--t), background var(--t);
  flex-shrink: 0;
}
.nav-icon-btn:hover {
  color: var(--accent); border-color: var(--border-h);
  background: var(--accent-soft);
}

/* ============================================================
   语言切换器
   ============================================================ */
.lang-switcher { position: relative; }
.lang-btn {
  height: 36px; padding: 0 12px; border-radius: 8px;
  background: none; border: 1px solid var(--border);
  color: var(--text-muted); cursor: pointer;
  display: flex; align-items: center; gap: 6px;
  font-size: .8rem; font-weight: 600; font-family: inherit;
  transition: color var(--t), border-color var(--t), background var(--t);
  white-space: nowrap;
}
.lang-btn:hover {
  color: var(--accent); border-color: var(--border-h);
  background: var(--accent-soft);
}
.lang-chevron { font-size: .6rem; transition: transform var(--t); }
.lang-switcher.open .lang-chevron { transform: rotate(180deg); }
.lang-dropdown {
  position: absolute; top: calc(100% + 8px); right: 0;
  background: #161921; border: 1px solid var(--border);
  border-radius: var(--radius); padding: 8px; min-width: 160px;
  box-shadow: 0 16px 40px rgba(0,0,0,.5); z-index: 600;
  display: none; animation: dropIn .2s ease;
}
.lang-switcher.open .lang-dropdown { display: block; }
@keyframes dropIn {
  from { opacity: 0; transform: translateY(-6px); }
  to   { opacity: 1; transform: translateY(0); }
}
.lang-option {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 12px; border-radius: 6px; cursor: pointer;
  font-size: .87rem; color: var(--text-muted);
  transition: color var(--t), background var(--t);
}
.lang-option:hover { color: var(--text); background: rgba(255,255,255,.05); }
.lang-option.active { color: var(--accent); background: var(--accent-soft); }
.lang-option-flag { font-size: 1.1rem; }
.lang-option-label { font-weight: 500; }
.lang-option-code { margin-left: auto; font-size: .72rem; font-weight: 700; color: var(--text-dim); }

/* ============================================================
   搜索遮罩层
   ============================================================ */
.search-overlay {
  position: fixed; inset: 0; z-index: 1000;
  background: rgba(7,8,12,.96); backdrop-filter: blur(20px);
  display: flex; flex-direction: column; align-items: center;
  padding-top: 12vh;
  opacity: 0; pointer-events: none;
  transition: opacity .3s ease;
}
.search-overlay.active { opacity: 1; pointer-events: all; }
.search-overlay-inner { width: 100%; max-width: 720px; padding: 0 28px; }
.search-close-btn {
  position: absolute; top: 24px; right: 28px;
  background: none; border: none; color: var(--text-muted);
  cursor: pointer; font-size: 1.5rem; line-height: 1;
  transition: color var(--t);
}
.search-close-btn:hover { color: var(--text); }
.search-label {
  font-size: .72rem; font-weight: 700; letter-spacing: .12em;
  text-transform: uppercase; color: var(--accent); margin-bottom: 16px;
  display: flex; align-items: center; gap: 6px;
}
.search-label::before {
  content: ''; width: 18px; height: 2px;
  background: var(--accent); border-radius: 1px; display: block;
}
.search-input-wrap { position: relative; margin-bottom: 32px; }
.search-input-wrap svg {
  position: absolute; left: 18px; top: 50%;
  transform: translateY(-50%); color: var(--text-dim); pointer-events: none;
}
.search-input {
  width: 100%; background: var(--bg-card);
  border: 1px solid var(--border); border-radius: 14px;
  padding: 18px 18px 18px 54px;
  color: var(--text); font-size: 1.2rem; font-family: inherit;
  outline: none; transition: border-color var(--t), box-shadow var(--t);
}
.search-input::placeholder { color: var(--text-dim); }
.search-input:focus {
  border-color: var(--accent); box-shadow: 0 0 0 3px rgba(53,233,122,.12);
}
.search-results { display: flex; flex-direction: column; gap: 8px; }
.search-result-item {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 16px 20px;
  display: flex; align-items: flex-start; gap: 14px;
  cursor: pointer; text-decoration: none;
  transition: border-color var(--t), background var(--t), transform var(--t);
}
.search-result-item:hover {
  border-color: var(--border-h); background: var(--bg-card-h);
  transform: translateX(4px);
}
.search-result-icon { font-size: 1.3rem; flex-shrink: 0; margin-top: 2px; }
.search-result-title { font-size: .97rem; font-weight: 700; color: var(--text); margin-bottom: 4px; }
.search-result-snippet { font-size: .82rem; color: var(--text-muted); line-height: 1.5; }
.search-result-tag {
  margin-left: auto; flex-shrink: 0;
  background: var(--accent-soft); border: 1px solid var(--border-h);
  color: var(--accent); font-size: .66rem; font-weight: 700;
  padding: 2px 8px; border-radius: 100px; text-transform: uppercase;
  white-space: nowrap; align-self: flex-start; margin-top: 2px;
}
.search-empty { text-align: center; color: var(--text-dim); font-size: .9rem; padding: 40px 0; }
.search-hint { margin-top: 24px; display: flex; gap: 8px; flex-wrap: wrap; }
.search-hint-label { font-size: .75rem; color: var(--text-dim); margin-right: 4px; align-self: center; }
.search-hint-tag {
  background: var(--bg-card); border: 1px solid var(--border);
  color: var(--text-muted); font-size: .76rem; font-weight: 500;
  padding: 4px 12px; border-radius: 100px; cursor: pointer;
  transition: color var(--t), border-color var(--t);
}
.search-hint-tag:hover { color: var(--accent); border-color: var(--border-h); }
mark { background: rgba(53,233,122,.25); color: var(--accent); border-radius: 2px; padding: 0 2px; }

/* ============================================================
   WhatsApp 悬浮按钮
   ============================================================ */
.wa-float {
  position: fixed; bottom: 28px; right: 28px; z-index: 900;
  display: flex; flex-direction: column; align-items: flex-end; gap: 10px;
}
.wa-float-btn {
  width: 56px; height: 56px; border-radius: 50%;
  background: #25d366; border: none; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 6px 24px rgba(37,211,102,.4);
  transition: transform var(--t), box-shadow var(--t); position: relative;
  text-decoration: none;
}
.wa-float-btn:hover {
  transform: scale(1.1); box-shadow: 0 10px 36px rgba(37,211,102,.55);
}
.wa-float-btn svg { width: 28px; height: 28px; fill: #fff; }
.wa-float-btn::before {
  content: ''; position: absolute; inset: -4px;
  border-radius: 50%; border: 2px solid rgba(37,211,102,.5);
  animation: waPulse 2.5s ease-in-out infinite;
}
@keyframes waPulse {
  0%  { transform: scale(1); opacity: .8; }
  70% { transform: scale(1.3); opacity: 0; }
  100%{ transform: scale(1.3); opacity: 0; }
}
.wa-float-tooltip {
  background: var(--bg-card); border: 1px solid var(--border-h);
  border-radius: 10px; padding: 10px 16px;
  font-size: .82rem; font-weight: 600; color: var(--text);
  box-shadow: 0 8px 24px rgba(0,0,0,.35); white-space: nowrap;
  opacity: 0; transform: translateY(6px);
  transition: opacity .25s ease, transform .25s ease;
  pointer-events: none;
}
.wa-float-tooltip.visible { opacity: 1; transform: translateY(0); }
.wa-float-tooltip strong { color: var(--accent); }

@media (max-width: 768px) {
  .wa-float { bottom: 20px; right: 16px; }
  .wa-float-btn { width: 50px; height: 50px; }
  .search-input { font-size: 1rem; padding: 14px 14px 14px 46px; }
}

/* ============================================================
   Google Translate — 隐藏默认工具条，保留自定义触发器
   ============================================================ */
/* 隐藏顶部横幅框架 */
.goog-te-banner-frame,
.goog-te-banner-frame.skiptranslate { display: none !important; }

/* 阻止 Google Translate 把 body 下移 40px */
body { top: 0 !important; }

/* 隐藏 Google Translate 小部件容器 */
#google_translate_element,
.goog-te-gadget,
.goog-te-gadget-simple,
.goog-te-menu-frame { display: none !important; }

/* 防止翻译后出现虚线下划线 */
font[color="green"] { display: none !important; }
.goog-te-spinner-pos { display: none !important; }

/* ============================================================
   导航 Logo 图片
   ============================================================ */
.nav-logo-img {
  height: 54px;
  width: auto;
  object-fit: contain;
  flex-shrink: 0;
  filter: drop-shadow(0 0 5px rgba(53,233,122,0.4));
}

/* ============================================================
   Hero 工厂全屏背景图
   ============================================================ */
.hero-factory-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  /* 低透明度：只显示 18%，不遮挡文字 */
  opacity: 0.18;
  /* 再叠一层渐变，底部淡出，避免与下方内容割裂 */
  -webkit-mask-image: linear-gradient(
    to bottom,
    rgba(0,0,0,0.9) 0%,
    rgba(0,0,0,0.85) 60%,
    rgba(0,0,0,0) 100%
  );
  mask-image: linear-gradient(
    to bottom,
    rgba(0,0,0,0.9) 0%,
    rgba(0,0,0,0.85) 60%,
    rgba(0,0,0,0) 100%
  );
  pointer-events: none;
  z-index: 0;
}

/* hero 内容层级确保高于背景图（hero-inner 已在原始 CSS 中设为 z-index:1）
   注意：不要在此处修改 hero-glow 的 position，它本身是 absolute 定位 */
.brand-ticker {
  position: relative;
  z-index: 1;
}