.detail-page{--detail-ink:#162033;--detail-muted:#667489;--detail-line:#dfe6ee;--detail-blue:#0d4a8a;--detail-blue-soft:#eef4fb;--detail-orange:#e85a1a;background:#f7f9fc;color:var(--detail-ink);padding:28px 0 56px;font-family:var(--font-sans,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif);line-height:1.55}
.detail-page *{box-sizing:border-box}.detail-page a{color:inherit;text-decoration:none}.detail-wrap{width:min(1180px,calc(100% - 32px));margin:0 auto}.detail-crumb{font-size:13px;color:var(--detail-muted);margin-bottom:18px}.detail-crumb a{color:var(--detail-blue);font-weight:700}.detail-crumb span{margin:0 6px}.detail-hero{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(320px,.95fr);gap:26px;align-items:start;background:#fff;border:1px solid var(--detail-line);border-radius:18px;padding:22px;box-shadow:0 8px 24px rgba(15,31,55,.05)}
.detail-gallery{display:flex;flex-direction:column;gap:12px;min-width:0}.detail-main-image img{display:block;width:100%;aspect-ratio:1/1;object-fit:cover;border:1px solid var(--detail-line);border-radius:16px;background:#f8fbfe;box-shadow:0 10px 28px rgba(15,31,55,.08)}.detail-thumbs{display:flex;gap:10px;overflow-x:auto;overflow-y:hidden;padding:2px 2px 8px;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch}.detail-thumbs img{flex:0 0 82px;width:82px;height:82px;display:block;object-fit:cover;border:1px solid var(--detail-line);border-radius:12px;background:#fff;scroll-snap-align:start}.detail-thumbs img{cursor:pointer}.detail-thumbs img:first-child,.detail-thumbs img.is-active{border-color:var(--detail-blue);box-shadow:0 0 0 2px rgba(13,74,138,.12)}.detail-thumbs::-webkit-scrollbar{height:6px}.detail-thumbs::-webkit-scrollbar-thumb{background:#c6d3e1;border-radius:999px}.detail-info{display:flex;flex-direction:column;gap:14px;min-width:0}.detail-category{font-size:12px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--detail-blue)}.detail-title{margin:0;font-size:clamp(24px,2.7vw,34px);line-height:1.15;letter-spacing:-.02em;font-weight:850}.detail-summary{margin:0;padding:12px 14px;border-left:3px solid var(--detail-blue);background:#f7faff;border-radius:0 10px 10px 0;color:var(--detail-muted);font-size:15px;line-height:1.75}.detail-meta{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.detail-meta-item{background:#f7faff;border:1px solid var(--detail-line);border-radius:12px;padding:10px 12px}.detail-meta-item small{display:block;font-size:10px;letter-spacing:.08em;text-transform:uppercase;color:var(--detail-muted);font-weight:800;margin-bottom:4px}.detail-meta-item strong{display:block;font-size:14px;color:var(--detail-ink);font-weight:800;word-break:break-word}.detail-price{background:var(--detail-blue-soft);border:1px solid #d8e6f4;border-radius:14px;padding:14px 16px}.detail-price label{display:block;font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--detail-muted);font-weight:800;margin-bottom:4px}.detail-price strong{display:block;font-size:clamp(20px,2.4vw,28px);font-weight:900;line-height:1;color:var(--detail-blue)}.detail-price p{margin:6px 0 0;font-size:12px;color:var(--detail-muted)}.detail-actions{display:flex;flex-wrap:wrap;gap:10px}.detail-btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 16px;border-radius:12px;font-size:14px;font-weight:800;line-height:1.2}.detail-btn.primary{background:var(--detail-blue);color:#fff}.detail-btn.secondary{background:#fff;color:var(--detail-blue);border:1px solid var(--detail-blue)}
.detail-section{background:#fff;border:1px solid var(--detail-line);border-radius:18px;padding:22px;margin-top:18px}.detail-section h2{margin:0 0 12px;font-size:20px;font-weight:850;letter-spacing:-.02em}.detail-overview{display:grid;grid-template-columns:minmax(0,1fr) minmax(320px,.82fr);gap:18px;align-items:start}.detail-copy{color:var(--detail-muted);font-size:15px;line-height:1.8;margin:0}.detail-service-list{display:grid;gap:8px}.detail-service-item{padding:12px 14px;background:#f7faff;border:1px solid var(--detail-line);border-radius:12px}.detail-service-item strong{display:block;font-size:14px;margin-bottom:4px}.detail-service-item span{display:block;font-size:13px;color:var(--detail-muted);line-height:1.6}.detail-spec-list{display:grid;gap:8px}.detail-spec-row{display:grid;grid-template-columns:140px minmax(0,1fr);gap:12px;padding:10px 14px;background:#f7faff;border:1px solid var(--detail-line);border-radius:12px}.detail-spec-key{font-size:12px;font-weight:800;letter-spacing:.04em;text-transform:uppercase;color:var(--detail-muted)}.detail-spec-val{font-size:14px;font-weight:750;color:var(--detail-ink);word-break:break-word}.detail-cta{display:flex;align-items:center;justify-content:space-between;gap:18px;background:linear-gradient(135deg,var(--detail-blue),#082f59);color:#fff;border-radius:18px;padding:24px;margin-top:18px}.detail-cta h2{margin:0 0 6px;font-size:22px}.detail-cta p{margin:0;color:rgba(255,255,255,.82)}.detail-cta .detail-btn.primary{background:#fff;color:var(--detail-blue)}
@media (max-width:860px){.detail-page{padding-top:18px}.detail-hero,.detail-overview{grid-template-columns:1fr}.detail-meta{grid-template-columns:1fr}.detail-cta{align-items:flex-start;flex-direction:column}.detail-spec-row{grid-template-columns:1fr;gap:4px}.detail-thumbs img{flex-basis:72px;width:72px;height:72px}}


.wehao-fab{position:fixed;right:20px;bottom:24px;display:flex;flex-direction:column;gap:10px;z-index:9999;pointer-events:none}.wehao-fab-btn{pointer-events:auto;display:flex;align-items:center;justify-content:center;width:48px;height:48px;border-radius:50%;border:none;cursor:pointer;box-shadow:0 2px 12px rgba(0,0,0,.15);transition:transform .2s,box-shadow .2s;outline:none}.wehao-fab-btn:hover{transform:scale(1.1);box-shadow:0 4px 20px rgba(0,0,0,.2)}.wehao-fab-btn svg{width:22px;height:22px}.wehao-fab-whatsapp{background:#25d366;color:#fff}.wehao-fab-contact,.wehao-fab-top,.wehao-fab-lang{background:var(--color-primary,var(--color-accent,var(--color-brand,#2563eb)));color:#fff}.wehao-fab-top{opacity:0;transform:translateY(10px);transition:opacity .3s,transform .3s}.wehao-fab-top.visible{opacity:1;transform:translateY(0)}.wehao-fab-lang-wrap{position:relative;pointer-events:auto}.wehao-lang-panel{position:absolute;right:calc(100% + 10px);top:0;min-width:auto;background:var(--color-primary,var(--color-accent,var(--color-brand,#2563eb)));border-radius:12px;overflow:hidden;display:flex;flex-direction:row;opacity:0;transform:translateX(10px);pointer-events:none;transition:opacity .25s,transform .25s;box-shadow:0 8px 24px rgba(0,0,0,.2)}.wehao-lang-panel.wls-open{opacity:1;transform:translateX(0);pointer-events:auto}.wls-opt{display:block;width:auto;flex:1;border:0;background:transparent;color:rgba(255,255,255,0.75);padding:10px 14px;font-weight:600;font-size:13px;text-align:center;cursor:pointer;transition:background .15s,color .15s;white-space:nowrap;border-right:1px solid rgba(255,255,255,0.2)}.wls-opt:last-child{border-right:none}.wls-opt:hover{background:rgba(255,255,255,0.15);color:#fff}.wls-act{color:#fff;background:rgba(255,255,255,0.2)}@media(max-width:640px){.wehao-fab{right:14px;bottom:16px;gap:8px}.wehao-fab-btn{width:42px;height:42px}.wehao-fab-btn svg{width:20px;height:20px}.wehao-lang-panel{right:0;left:auto;top:auto;bottom:calc(100% + 8px);flex-direction:column;max-height:calc(100vh - 90px);overflow-y:auto;transform:translateY(10px)}.wehao-lang-panel.wls-open{transform:translateY(0)}.wls-opt{border-right:none;border-bottom:1px solid rgba(255,255,255,0.2);width:100%}.wls-opt:last-child{border-bottom:none}}
/* ===== Reset ===== */
*, *::before, *::after { box-sizing: border-box; }
html, body, h1, h2, h3, h4, h5, h6, p, ul, ol, li, figure, blockquote, dl, dd { margin: 0; padding: 0; }
ul, ol { list-style: none; }
a { color: inherit; text-decoration: none; }
img, svg, video { display: block; max-width: 100%; height: auto; }
button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }
input, textarea, select, button { font-family: inherit; }
table { border-collapse: collapse; border-spacing: 0; }

/* ===== Variables ===== */
:root {
  --color-primary: #0d4a8a;
  --color-primary-dark: #08315e;
  --color-primary-light: #1a68b8;
  --color-secondary: #e85a1a;
  --color-secondary-dark: #c44810;
  --color-accent: #f0b429;
  --color-text: #14253a;
  --color-text-muted: #5a6878;
  --color-text-light: #8898a8;
  --color-bg: #ffffff;
  --color-bg-soft: #f4f7fb;
  --color-bg-section: #fafbfd;
  --color-bg-dark: #0a1a2e;
  --color-border: #e2e8f0;
  --color-border-soft: #eef2f7;
  --color-success: #1f9d55;
  --shadow-xs: 0 1px 2px rgba(10,26,46,0.05);
  --shadow-sm: 0 2px 6px rgba(10,26,46,0.06);
  --shadow-md: 0 6px 18px rgba(10,26,46,0.08);
  --shadow-lg: 0 14px 40px rgba(10,26,46,0.12);
  --radius-xs: 4px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-pill: 999px;
  --font-sans: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, "Noto Sans CJK SC", sans-serif;
  --font-display: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  --container-max: 1200px;
  --container-padding: 20px;
  --header-height: 72px;
  --topbar-height: 38px;
  --section-pad-y: 80px;
  --transition: 0.25s ease;
  --transition-slow: 0.4s ease;
}

/* ===== Base ===== */
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.25;
  color: var(--color-text);
  letter-spacing: -0.01em;
}
h1 { font-size: clamp(2rem, 4.5vw, 3.25rem); }
h2 { font-size: clamp(1.6rem, 3.2vw, 2.25rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.5rem); }
h4 { font-size: 1.125rem; }

p { color: var(--color-text-muted); }
a { transition: color var(--transition); }
a:hover { color: var(--color-primary); }

/* ===== Container ===== */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding-left: var(--container-padding);
  padding-right: var(--container-padding);
}

/* ===== Section ===== */
.section {
  padding-top: var(--section-pad-y);
  padding-bottom: var(--section-pad-y);
}
.section-tight { padding-top: 56px; padding-bottom: 56px; }
.section-soft { background: var(--color-bg-soft); }
.section-dark { background: var(--color-bg-dark); color: #fff; }
.section-dark h1, .section-dark h2, .section-dark h3, .section-dark h4 { color: #fff; }
.section-dark p { color: rgba(255,255,255,0.78); }
.section-head { text-align: center; max-width: 760px; margin: 0 auto 56px; }
.section-head.left { text-align: left; margin-left: 0; }

.section-eyebrow {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-primary);
  background: rgba(13,74,138,0.08);
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  margin-bottom: 16px;
}
.section-title {
  font-size: clamp(1.7rem, 3vw, 2.25rem);
  font-weight: 700;
  margin-bottom: 14px;
  color: var(--color-text);
}
.section-lead {
  font-size: 1.0625rem;
  line-height: 1.7;
  color: var(--color-text-muted);
  max-width: 680px;
  margin: 0 auto;
}
.section-head.left .section-lead { margin-left: 0; }

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1.2;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  text-align: center;
  white-space: nowrap;
}
.btn-primary {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}
.btn-secondary {
  background: var(--color-secondary);
  color: #fff;
  border-color: var(--color-secondary);
  box-shadow: var(--shadow-sm);
}
.btn-secondary:hover {
  background: var(--color-secondary-dark);
  border-color: var(--color-secondary-dark);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}
.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}
.btn-outline:hover {
  background: var(--color-primary);
  color: #fff;
}
.btn-ghost {
  background: rgba(255,255,255,0.1);
  color: #fff;
  border-color: rgba(255,255,255,0.3);
}
.btn-ghost:hover { background: rgba(255,255,255,0.2); color: #fff; }
.btn-lg { padding: 16px 32px; font-size: 1rem; }
.btn-sm { padding: 8px 16px; font-size: 0.875rem; }

/* ===== Grid ===== */
.grid { display: grid; gap: 24px; }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.grid-auto { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }

/* ===== Card ===== */
.card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 28px;
  transition: all var(--transition);
  box-shadow: var(--shadow-xs);
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(13,74,138,0.2);
}
.card-title { font-size: 1.125rem; font-weight: 700; margin-bottom: 10px; }
.card-text { color: var(--color-text-muted); font-size: 0.9375rem; }
.card-meta { color: var(--color-text-light); font-size: 0.8125rem; margin-top: 14px; }
.card-eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-primary);
  margin-bottom: 12px;
}
.card-feature { background: var(--color-bg-soft); border-color: var(--color-border-soft); }
.card-feature:hover { background: #fff; }

/* ===== Header / Topbar / Nav ===== */
.topbar {
  background: var(--color-bg-dark);
  color: rgba(255,255,255,0.85);
  font-size: 0.8125rem;
  height: var(--topbar-height);
  display: flex;
  align-items: center;
}
.topbar-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.topbar-info { letter-spacing: 0.02em; }
.topbar-contact { display: flex; gap: 20px; }
.topbar-link { color: rgba(255,255,255,0.85); }
.topbar-link:hover { color: var(--color-accent); }

.site-nav {
  position: relative;
  top: 0;
  z-index: 100;
  background: #fff;
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-xs);
  height: var(--header-height);
  display: flex;
  align-items: center;
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  width: 100%;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  color: var(--color-text);
  flex-shrink: 0;
}
.brand:hover { color: var(--color-primary); }
.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  color: #fff;
  border-radius: var(--radius-sm);
  font-weight: 800;
  font-size: 1.05rem;
  letter-spacing: 0.02em;
  box-shadow: var(--shadow-sm);
}
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-name { font-size: 1.25rem; font-weight: 800; color: var(--color-text); }
.brand-tag { font-size: 0.75rem; color: var(--color-text-muted); margin-top: 2px; font-weight: 500; }
.brand-light .brand-name { color: #fff; }
.brand-light .brand-tag { color: rgba(255,255,255,0.7); }
.brand-light:hover .brand-name { color: var(--color-accent); }

.nav-menu {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 auto;
}
.nav-menu a {
  display: inline-block;
  padding: 10px 16px;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-text);
  border-radius: var(--radius-sm);
  position: relative;
}
.nav-menu a:hover { color: var(--color-primary); background: var(--color-bg-soft); }
.nav-menu a.active { color: var(--color-primary); font-weight: 600; }
.nav-menu a.active::after {
  content: "";
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 4px;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
}

.nav-actions { display: flex; align-items: center; gap: 12px; }
.nav-quote { padding: 10px 20px; font-size: 0.875rem; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  padding: 8px;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: all var(--transition);
}

/* ===== Hero ===== */
.hero {
  position: relative;
  padding-top: 88px;
  padding-bottom: 88px;
  background: linear-gradient(135deg, #f8fbff 0%, #eef4fb 100%);
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  top: -120px;
  right: -120px;
  width: 480px;
  height: 480px;
  background: radial-gradient(circle, rgba(13,74,138,0.08), transparent 70%);
  border-radius: 50%;
}
.hero-inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: center;
  position: relative;
  z-index: 1;
}
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-primary);
  background: rgba(13,74,138,0.08);
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  margin-bottom: 22px;
}
.hero-title {
  font-size: clamp(2.1rem, 4.5vw, 3.4rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 22px;
  color: var(--color-text);
  letter-spacing: -0.02em;
}
.hero-title em {
  font-style: normal;
  color: var(--color-primary);
  background: linear-gradient(transparent 60%, rgba(240,180,41,0.35) 60%);
}
.hero-lead {
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--color-text-muted);
  margin-bottom: 32px;
  max-width: 560px;
}
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 36px; }
.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
  padding-top: 28px;
  border-top: 1px solid var(--color-border);
  max-width: 540px;
}
.hero-stat-value {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1.1;
}
.hero-stat-label { font-size: 0.8125rem; color: var(--color-text-muted); margin-top: 4px; }
.hero-visual {
  position: relative;
  aspect-ratio: 1 / 1;
  background: linear-gradient(135deg, #0d4a8a 0%, #1a68b8 100%);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.125rem;
  font-weight: 600;
  text-align: center;
  padding: 32px;
}
.hero-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 30% 30%, rgba(255,255,255,0.18), transparent 60%);
  border-radius: inherit;
}

/* ===== Footer ===== */
.footer-inner {
  background: var(--color-bg-dark);
  color: rgba(255,255,255,0.78);
  padding-top: 72px;
  padding-bottom: 24px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-brand-col { padding-right: 16px; }
.footer-desc {
  color: rgba(255,255,255,0.65);
  font-size: 0.9375rem;
  line-height: 1.7;
  margin-top: 20px;
  margin-bottom: 22px;
}
.footer-strengths { display: flex; flex-wrap: wrap; gap: 8px; }
.strength-chip {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  color: rgba(255,255,255,0.85);
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
  padding: 5px 12px;
  border-radius: var(--radius-pill);
}
.footer-title {
  font-size: 0.9375rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 20px;
  letter-spacing: 0.04em;
}
.footer-links { display: flex; flex-direction: column; gap: 10px; }
.footer-links a {
  color: rgba(255,255,255,0.65);
  font-size: 0.9375rem;
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--color-accent); }

.footer-contact { display: flex; flex-direction: column; gap: 12px; }
.footer-contact li {
  display: flex;
  flex-direction: column;
  gap: 2px;
  font-size: 0.9375rem;
}
.contact-label {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.5);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.footer-contact a { color: #fff; }
.footer-contact a:hover { color: var(--color-accent); }
.footer-cta { margin-top: 20px; width: 100%; }

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  padding-top: 24px;
}
.footer-copy {
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.55);
  margin: 0;
}
.footer-meta { display: flex; flex-wrap: wrap; gap: 18px; }
.footer-meta span { font-size: 0.8125rem; color: rgba(255,255,255,0.55); }

/* ===== Forms ===== */
.form { display: flex; flex-direction: column; gap: 18px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-group { display: flex; flex-direction: column; gap: 8px; }
.form-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text);
}
.form-label .required { color: var(--color-secondary); margin-left: 2px; }
.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: 12px 14px;
  font-size: 0.9375rem;
  color: var(--color-text);
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  font-family: inherit;
}
.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(13,74,138,0.12);
}
.form-textarea { min-height: 140px; resize: vertical; line-height: 1.6; }
.form-help { font-size: 0.8125rem; color: var(--color-text-light); }
.form-submit { margin-top: 6px; }
.form-note {
  font-size: 0.8125rem;
  color: var(--color-text-light);
  text-align: center;
  margin-top: 8px;
}

/* ===== Utility classes ===== */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-muted { color: var(--color-text-muted); }
.text-primary { color: var(--color-primary); }
.bg-soft { background: var(--color-bg-soft); }
.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mt-4 { margin-top: 32px; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.mb-4 { margin-bottom: 32px; }
.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.gap-1 { gap: 8px; }
.gap-2 { gap: 16px; }
.gap-3 { gap: 24px; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.flex-wrap { flex-wrap: wrap; }

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1.4fr 1fr 1fr; }
  .footer-brand-col { grid-column: 1 / -1; }
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero-visual { max-width: 520px; margin: 0 auto; width: 100%; }
}

@media (max-width: 860px) {
  .nav-menu {
    position: fixed;
    top: calc(var(--topbar-height) + var(--header-height));
    left: 0;
    right: 0;
    background: #fff;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 12px 16px 20px;
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
    transform: translateY(-110%);
    transition: transform var(--transition);
  }
  .nav-menu.open { transform: translateY(0); }
  .nav-menu li { width: 100%; }
  .nav-menu a { display: block; padding: 14px 16px; border-bottom: 1px solid var(--color-border-soft); border-radius: 0; }
  .nav-menu a.active::after { display: none; }
  .nav-quote { display: none; }
  .nav-toggle { display: inline-flex; }
  .topbar-info { display: none; }
  .grid-3, .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .form-row { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  :root { --section-pad-y: 56px; --container-padding: 16px; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .hero { padding-top: 56px; padding-bottom: 56px; }
  .hero-stats { grid-template-columns: 1fr 1fr; gap: 16px; }
  .hero-stat-value { font-size: 1.4rem; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .brand-tag { display: none; }
  .topbar-contact { gap: 12px; font-size: 0.75rem; }
}

/* Wehao shared shell safety */
header[data-edit-root="nav"].site-header {
  position: relative;
  top: 0;
  z-index: 50;
}

header[data-edit-root="nav"].site-header > .container {
  width: min(var(--container, 1200px), calc(100% - (var(--gutter, 1.5rem) * 2)));
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  min-height: 76px;
  position: relative;
}

footer[data-edit-root="footer"].site-footer > .container {
  width: 100%;
  max-width: none;
  margin-inline: 0;
  padding-inline: 0;
}

@media (max-width: 960px) {
  header[data-edit-root="nav"].site-header > .container {
    flex-wrap: wrap;
    min-height: 66px;
    padding-block: 0.75rem;
  }




}

/* ===== Hero ===== */
.hero-section {
  position: relative;
  padding: 56px 0 72px;
  background:
    radial-gradient(1100px 480px at 80% -10%, rgba(240,180,41,0.10), transparent 60%),
    radial-gradient(900px 520px at -10% 30%, rgba(13,74,138,0.08), transparent 65%),
    linear-gradient(180deg, #f4f7fb 0%, #ffffff 100%);
  overflow: hidden;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 56px;
  align-items: center;
}
.hero-eyebrow {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--color-primary);
  background: rgba(13,74,138,0.10);
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  margin-bottom: 22px;
}
.hero-title {
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.18;
  font-weight: 800;
  color: var(--color-text);
  margin-bottom: 18px;
  letter-spacing: -0.015em;
}
.hero-title-accent {
  background: linear-gradient(120deg, var(--color-primary), var(--color-secondary));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-lead {
  font-size: 1.0625rem;
  line-height: 1.75;
  color: var(--color-text-muted);
  margin-bottom: 28px;
  max-width: 560px;
}
.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 28px;
}
.hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: 18px 28px;
  color: var(--color-text);
  font-size: 0.9375rem;
}
.hero-points li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 500;
}
.check-icon {
  width: 18px;
  height: 18px;
  color: var(--color-success);
  flex-shrink: 0;
}
.hero-visual {
  position: relative;
  isolation: isolate;
}
.hero-image-frame {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border);
  background: #fff;
  aspect-ratio: 4 / 3;
}
.hero-image-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero-badge-card {
  position: absolute;
  left: -18px;
  bottom: 28px;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 14px 20px;
  box-shadow: var(--shadow-md);
  z-index: 2;
}
.hero-badge-num {
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-secondary);
  line-height: 1;
}
.hero-badge-num sup { font-size: 1.125rem; margin-left: 1px; }
.hero-badge-text {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  line-height: 1.4;
  font-weight: 500;
}

/* ===== Trust Bar ===== */
.trust-bar {
  background: linear-gradient(135deg, var(--color-bg-dark) 0%, #102b4a 100%);
  color: #fff;
  padding: 36px 0;
}
.trust-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
  text-align: center;
}
.trust-item {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 8px 12px;
  border-right: 1px solid rgba(255,255,255,0.12);
}
.trust-item:last-child { border-right: none; }
.trust-value {
  font-size: clamp(1.5rem, 2.6vw, 2rem);
  font-weight: 800;
  color: var(--color-accent);
  line-height: 1.1;
  letter-spacing: -0.02em;
}
.trust-unit {
  font-size: 0.85em;
  margin-left: 2px;
  font-weight: 600;
  opacity: 0.9;
}
.trust-label {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.75);
  font-weight: 500;
}

/* ===== Company Strength ===== */
.company-strength-grid {
  align-items: center;
  gap: 56px;
}
.company-image {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-border);
  aspect-ratio: 4 / 3;
}
.company-image img { width: 100%; height: 100%; object-fit: cover; }
.company-image-tag {
  position: absolute;
  left: 16px;
  bottom: 16px;
  background: rgba(10,26,46,0.85);
  color: #fff;
  font-size: 0.8125rem;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: var(--radius-pill);
  backdrop-filter: blur(4px);
}
.company-points {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.company-point {
  display: flex;
  gap: 18px;
  padding: 18px;
  background: var(--color-bg-soft);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-soft);
}
.point-marker {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  color: #fff;
  font-weight: 800;
  font-size: 0.9375rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-sm);
}
.point-title {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 6px;
}
.point-desc {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ===== Category Grid ===== */
.category-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 22px;
}
.category-card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 28px;
  transition: all var(--transition);
  box-shadow: var(--shadow-xs);
  position: relative;
}
.category-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: rgba(13,74,138,0.25);
}
.category-card:hover .category-arrow {
  color: var(--color-secondary);
  gap: 10px;
}
.category-icon {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(13,74,138,0.10), rgba(232,90,26,0.10));
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  transition: all var(--transition);
}
.category-icon svg { width: 30px; height: 30px; }
.category-card:hover .category-icon {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  color: #fff;
}
.category-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 10px;
}
.category-desc {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.65;
  flex-grow: 1;
  margin-bottom: 16px;
}
.category-arrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--color-primary);
  font-weight: 600;
  font-size: 0.875rem;
  transition: gap var(--transition), color var(--transition);
}

/* ===== Product Cards ===== */
.products-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}
.product-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition);
  box-shadow: var(--shadow-xs);
}
.product-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(13,74,138,0.2);
}
.product-link {
  display: block;
  height: 100%;
}
.product-image-wrap {
  position: relative;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  background: var(--color-bg-soft);
}
.product-image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}
.product-card:hover .product-image-wrap img { transform: scale(1.05); }
.product-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  background: var(--color-secondary);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  letter-spacing: 0.04em;
}
.product-info {
  padding: 18px 20px 22px;
}
.product-sku {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--color-primary);
  background: rgba(13,74,138,0.08);
  padding: 3px 8px;
  border-radius: var(--radius-xs);
  margin-bottom: 8px;
}
.product-name {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 6px;
  line-height: 1.35;
}
.product-tag {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}
.section-foot {
  text-align: center;
  margin-top: 40px;
}

/* ===== OEM Solutions ===== */
.oem-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 48px;
  align-items: start;
}
.oem-features {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}
.oem-feature {
  display: flex;
  gap: 14px;
  padding: 20px;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: all var(--transition);
}
.oem-feature:hover {
  border-color: rgba(232,90,26,0.3);
  box-shadow: var(--shadow-sm);
  transform: translateY(-2px);
}
.oem-feature-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, rgba(232,90,26,0.12), rgba(240,180,41,0.18));
  color: var(--color-secondary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.oem-feature-icon svg { width: 24px; height: 24px; }
.oem-feature-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 6px;
}
.oem-feature-desc {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}
.oem-visual {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-border);
  aspect-ratio: 4 / 3;
  background: var(--color-bg-soft);
}
.oem-visual img { width: 100%; height: 100%; object-fit: cover; }
.oem-meta-card {
  position: absolute;
  right: -16px;
  bottom: -16px;
  background: #fff;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: 18px 22px;
  width: 78%;
  border: 1px solid var(--color-border);
}
.oem-meta-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 0;
  border-bottom: 1px dashed var(--color-border-soft);
  font-size: 0.875rem;
}
.oem-meta-row:last-child { border-bottom: none; }
.oem-meta-label { color: var(--color-text-muted); }
.oem-meta-value { color: var(--color-text); font-weight: 700; }
.oem-foot {
  text-align: center;
  margin-top: 48px;
}

/* ===== Core Advantages ===== */
.advantage-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 20px;
}
.advantage-card {
  text-align: center;
  padding: 28px 22px;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: all var(--transition);
  box-shadow: var(--shadow-xs);
}
.advantage-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(13,74,138,0.25);
}
.advantage-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 18px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
}
.advantage-icon svg { width: 32px; height: 32px; }
.advantage-title {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 10px;
}
.advantage-text {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ===== Manufacturing Process ===== */
.process-steps {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 16px;
  counter-reset: step;
  margin-bottom: 40px;
}
.process-step {
  position: relative;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 24px 18px;
  text-align: center;
  transition: all var(--transition);
  box-shadow: var(--shadow-xs);
}
.process-step::after {
  content: "";
  position: absolute;
  top: 50%;
  right: -10px;
  width: 14px;
  height: 1px;
  background: var(--color-border);
  z-index: 1;
}
.process-step:last-child::after { display: none; }
.process-step:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-sm);
  border-color: rgba(13,74,138,0.3);
}
.process-num {
  display: inline-block;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-secondary);
  margin-bottom: 8px;
  line-height: 1;
  letter-spacing: -0.02em;
}
.process-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 6px;
}
.process-desc {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  line-height: 1.55;
}
.process-image-row {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  aspect-ratio: 8 / 3;
  background: var(--color-bg-soft);
}
.process-image-row img { width: 100%; height: 100%; object-fit: cover; }

/* ===== Factory Gallery ===== */
.factory-gallery {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 16px;
  align-items: stretch;
}
.factory-image-main,
.factory-image-cell {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-xs);
  background: var(--color-bg-soft);
}
.factory-image-main { aspect-ratio: 4 / 3; }
.factory-image-cell { aspect-ratio: 4 / 3; }
.factory-image-main img,
.factory-image-cell img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}
.factory-image-main:hover img,
.factory-image-cell:hover img { transform: scale(1.04); }
.factory-image-tag {
  position: absolute;
  left: 12px;
  bottom: 12px;
  background: rgba(10,26,46,0.78);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  letter-spacing: 0.04em;
  backdrop-filter: blur(4px);
}
.factory-image-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

/* ===== Certificates ===== */
.cert-grid {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 14px;
}
.cert-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 22px 12px;
  text-align: center;
  transition: all var(--transition);
  box-shadow: var(--shadow-xs);
}
.cert-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-sm);
  border-color: rgba(13,74,138,0.3);
}
.cert-mark {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-primary);
  background: linear-gradient(135deg, rgba(13,74,138,0.10), rgba(13,74,138,0.05));
  width: 56px;
  height: 56px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  letter-spacing: -0.02em;
}
.cert-name {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text);
}
.cert-region {
  font-size: 0.75rem;
  color: var(--color-text-light);
}

/* ===== Export Markets ===== */
.market-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
}
.market-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 28px;
  transition: all var(--transition);
  box-shadow: var(--shadow-xs);
  display: flex;
  flex-direction: column;
}
.market-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(13,74,138,0.25);
}
.market-region {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-secondary);
  background: rgba(232,90,26,0.10);
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  margin-bottom: 14px;
  align-self: flex-start;
}
.market-name {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 16px;
  letter-spacing: -0.01em;
}
.market-list {
  list-style: none;
  padding: 0;
  margin: 0 0 18px;
  flex-grow: 1;
}
.market-list li {
  position: relative;
  padding: 6px 0 6px 20px;
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  border-bottom: 1px dashed var(--color-border-soft);
}
.market-list li:last-child { border-bottom: none; }
.market-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 14px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-primary);
}
.market-coverage {
  font-size: 0.8125rem;
  color: var(--color-primary);
  font-weight: 600;
}

/* ===== FAQ ===== */
.faq-list {
  max-width: 880px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.faq-item {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition);
}
.faq-item[open] {
  box-shadow: var(--shadow-sm);
  border-color: rgba(13,74,138,0.25);
}
.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 24px;
  cursor: pointer;
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--color-text);
  list-style: none;
  user-select: none;
}
.faq-question::-webkit-details-marker { display: none; }
.faq-toggle {
  position: relative;
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--color-bg-soft);
  transition: background var(--transition);
}
.faq-toggle::before,
.faq-toggle::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 10px;
  height: 2px;
  background: var(--color-primary);
  border-radius: 1px;
  transform: translate(-50%, -50%);
  transition: transform var(--transition);
}
.faq-toggle::after { transform: translate(-50%, -50%) rotate(90deg); }
.faq-item[open] .faq-toggle { background: var(--color-primary); }
.faq-item[open] .faq-toggle::before,
.faq-item[open] .faq-toggle::after { background: #fff; }
.faq-item[open] .faq-toggle::after { transform: translate(-50%, -50%) rotate(0deg); }
.faq-answer {
  padding: 0 24px 22px;
}
.faq-answer p {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ===== Articles ===== */
.articles-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}
.article-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition);
  box-shadow: var(--shadow-xs);
  height: 100%;
}
.article-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(13,74,138,0.25);
}
.article-link { display: block; height: 100%; }
.article-image {
  position: relative;
  aspect-ratio: 5 / 3;
  overflow: hidden;
  background: var(--color-bg-soft);
}
.article-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}
.article-card:hover .article-image img { transform: scale(1.05); }
.article-tag {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(255,255,255,0.95);
  color: var(--color-primary);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 5px 12px;
  border-radius: var(--radius-pill);
  letter-spacing: 0.04em;
  backdrop-filter: blur(4px);
}
.article-body { padding: 22px 22px 26px; }
.article-meta {
  display: block;
  font-size: 0.8125rem;
  color: var(--color-text-light);
  margin-bottom: 10px;
  font-weight: 500;
}
.article-title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 10px;
  line-height: 1.4;
  transition: color var(--transition);
}
.article-card:hover .article-title { color: var(--color-primary); }
.article-excerpt {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ===== Contact CTA ===== */
.contact-cta {
  background:
    radial-gradient(800px 400px at 80% 20%, rgba(240,180,41,0.12), transparent 60%),
    linear-gradient(135deg, #0a1a2e 0%, #143659 100%);
  position: relative;
  overflow: hidden;
}
.contact-cta::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 80%, rgba(13,74,138,0.30) 0%, transparent 40%),
    radial-gradient(circle at 90% 30%, rgba(232,90,26,0.18) 0%, transparent 40%);
  pointer-events: none;
}
.contact-cta-inner {
  position: relative;
  text-align: center;
  max-width: 820px;
  margin: 0 auto;
}
.contact-cta-eyebrow {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  background: rgba(240,180,41,0.12);
  padding: 6px 16px;
  border-radius: var(--radius-pill);
  margin-bottom: 22px;
}
.contact-cta-title {
  font-size: clamp(1.75rem, 3.2vw, 2.5rem);
  font-weight: 800;
  color: #fff;
  line-height: 1.25;
  margin-bottom: 18px;
  letter-spacing: -0.015em;
}
.contact-cta-lead {
  font-size: 1.0625rem;
  color: rgba(255,255,255,0.82);
  line-height: 1.7;
  margin-bottom: 36px;
}
.contact-cta-actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 48px;
}
.contact-cta-meta {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 32px;
  padding-top: 32px;
  border-top: 1px solid rgba(255,255,255,0.15);
}
.contact-cta-meta-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  text-align: center;
  color: rgba(255,255,255,0.85);
}
.contact-cta-meta-item:hover { color: var(--color-accent); }
.contact-cta-meta-label {
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.6);
  letter-spacing: 0.06em;
}
.contact-cta-meta-value {
  font-size: 1.0625rem;
  font-weight: 700;
  color: #fff;
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero-visual { max-width: 560px; margin: 0 auto; }
  .trust-grid { grid-template-columns: repeat(5, minmax(0, 1fr)); }
  .category-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .oem-grid { grid-template-columns: 1fr; gap: 32px; }
  .oem-visual { max-width: 600px; margin: 0 auto; }
  .advantage-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .process-steps { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .process-step::after { display: none; }
  .factory-gallery { grid-template-columns: 1fr; }
  .cert-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .market-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .products-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .articles-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 720px) {
  .hero-section { padding: 36px 0 48px; }
  .trust-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px 12px; }
  .trust-item { border-right: none; border-bottom: 1px solid rgba(255,255,255,0.12); padding-bottom: 16px; }
  .trust-item:nth-last-child(-n+2) { border-bottom: none; padding-bottom: 8px; }
  .trust-item:nth-child(2n) { border-right: none; }
  .company-strength-grid { gap: 32px; }
  .company-points { gap: 14px; }
  .company-point { padding: 14px; gap: 14px; }
  .category-grid { grid-template-columns: 1fr; }
  .products-grid { grid-template-columns: 1fr; }
  .oem-features { grid-template-columns: 1fr; }
  .oem-meta-card { position: static; width: 100%; margin-top: 16px; }
  .advantage-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .process-steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .cert-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .market-grid { grid-template-columns: 1fr; }
  .articles-grid { grid-template-columns: 1fr; }
  .factory-image-grid { grid-template-columns: 1fr; }
  .hero-badge-card { left: 12px; bottom: 12px; padding: 10px 14px; }
  .hero-badge-num { font-size: 1.5rem; }
  .contact-cta-meta { gap: 20px; }
  .faq-question { padding: 16px 18px; font-size: 1rem; }
  .faq-answer { padding: 0 18px 18px; }
}

@media (max-width: 480px) {
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .btn { width: 100%; }
  .advantage-grid { grid-template-columns: 1fr; }
  .cert-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .process-steps { grid-template-columns: 1fr; }
  .contact-cta-actions { flex-direction: column; align-items: stretch; }
  .contact-cta-actions .btn { width: 100%; }
}

/* Topbar removed - no spacing needed */

/* ===== Product Categories Cards ===== */
.section-soft { background: var(--color-bg-soft); }
.category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  margin-top: 40px;
}
.category-card {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: 260px;
  padding: 28px 24px;
  border-radius: var(--radius-lg);
  background-color: var(--color-primary-dark);
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  color: #ffffff;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.category-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(199,199,199,0);
  z-index: 0;
}
.category-card > * { position: relative; z-index: 1; }
.category-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.category-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  margin-bottom: 14px;
}
.category-icon svg { width: 40px; height: 40px; }
.category-title {
  font-size: 22px;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 8px;
}
.category-desc {
  font-size: 14px;
  line-height: 1.6;
  color: rgba(255,255,255,0.85);
  margin-bottom: 16px;
}
.category-arrow {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-accent);
}

/* ===== Core Advantages Modern Redesign ===== */
.section[data-edit-root="core_advantages"] {
  position: relative;
  padding: 96px 0;
  background:
    radial-gradient(1200px 600px at 10% -10%, rgba(13,74,138,0.08), transparent 60%),
    radial-gradient(900px 500px at 110% 110%, rgba(232,90,26,0.06), transparent 60%),
    linear-gradient(180deg, #ffffff 0%, #f7faff 100%);
  overflow: hidden;
}

.section[data-edit-root="core_advantages"]::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(13,74,138,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(13,74,138,0.04) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at center, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at center, #000 30%, transparent 75%);
  pointer-events: none;
}

.section[data-edit-root="core_advantages"] .container {
  position: relative;
  z-index: 1;
}

.section[data-edit-root="core_advantages"] .section-head {
  text-align: center;
  margin-bottom: 56px;
  max-width: 760px;
  margin-left: auto;
  margin-right: auto;
}

.section[data-edit-root="core_advantages"] .section-eyebrow {
  display: inline-block;
  padding: 6px 16px;
  background: linear-gradient(135deg, rgba(13,74,138,0.1), rgba(232,90,26,0.1));
  color: var(--color-primary);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: 999px;
  margin-bottom: 16px;
  border: 1px solid rgba(13,74,138,0.15);
}

.section[data-edit-root="core_advantages"] .section-title {
  font-size: clamp(28px, 3.6vw, 44px);
  font-weight: 700;
  line-height: 1.2;
  background: linear-gradient(135deg, #0d4a8a 0%, #1a68b8 50%, #e85a1a 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 16px;
}

.section[data-edit-root="core_advantages"] .section-lead {
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-text-muted);
  max-width: 640px;
  margin: 0 auto;
}

.section[data-edit-root="core_advantages"] .advantage-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

.section[data-edit-root="core_advantages"] .advantage-card {
  position: relative;
  background: rgba(255,255,255,0.7);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,0.6);
  border-radius: 20px;
  padding: 32px 28px;
  transition: transform 0.4s cubic-bezier(0.16,1,0.3,1), box-shadow 0.4s ease, border-color 0.4s ease;
  box-shadow: 0 4px 16px rgba(10,26,46,0.04);
  overflow: hidden;
}

.section[data-edit-root="core_advantages"] .advantage-card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 20px;
  padding: 1px;
  background: linear-gradient(135deg, rgba(13,74,138,0.2), rgba(232,90,26,0.2));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity 0.4s ease;
  pointer-events: none;
}

.section[data-edit-root="core_advantages"] .advantage-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 40px rgba(10,26,46,0.12);
  border-color: rgba(13,74,138,0.2);
}

.section[data-edit-root="core_advantages"] .advantage-card:hover::before {
  opacity: 1;
}

.section[data-edit-root="core_advantages"] .advantage-icon {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #0d4a8a 0%, #1a68b8 100%);
  color: #ffffff;
  margin-bottom: 20px;
  box-shadow: 0 8px 20px rgba(13,74,138,0.25);
  transition: transform 0.4s cubic-bezier(0.16,1,0.3,1);
}

.section[data-edit-root="core_advantages"] .advantage-card:nth-child(2n) .advantage-icon {
  background: linear-gradient(135deg, #e85a1a 0%, #f0b429 100%);
  box-shadow: 0 8px 20px rgba(232,90,26,0.25);
}

.section[data-edit-root="core_advantages"] .advantage-card:nth-child(3n) .advantage-icon {
  background: linear-gradient(135deg, #14253a 0%, #0d4a8a 100%);
  box-shadow: 0 8px 20px rgba(10,26,46,0.25);
}

.section[data-edit-root="core_advantages"] .advantage-icon svg {
  width: 28px;
  height: 28px;
  stroke-width: 2;
}

.section[data-edit-root="core_advantages"] .advantage-card:hover .advantage-icon {
  transform: scale(1.08) rotate(-4deg);
}

.section[data-edit-root="core_advantages"] .advantage-title {
  font-size: 19px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}

.section[data-edit-root="core_advantages"] .advantage-text {
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--color-text-muted);
}

@media (max-width: 768px) {
  .section[data-edit-root="core_advantages"] { padding: 64px 0; }
  .section[data-edit-root="core_advantages"] .section-head { margin-bottom: 36px; }
}

.hero-section { position: relative; }
.hero-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(241,239,239,0);
  pointer-events: none;
  z-index: 1;
}
.hero-section .container { position: relative; z-index: 2; }

.hero-section { position: relative; }

.hero-section .container { position: relative; z-index: 2; }
.hero-section .hero-content { position: relative; z-index: 2; }

/* Nav quote button: transparent fill, accent border */
.btn-secondary.nav-quote { background-color: transparent; border: 2px solid var(--color-secondary); color: var(--color-secondary); }
.btn-secondary.nav-quote:hover { background-color: var(--color-secondary); color: #fff; }

.brand-mark { display: inline-block; width: 40px; height: 40px; background-size: contain !important; background-repeat: no-repeat !important; background-position: center !important; overflow: hidden; text-indent: -9999px; }
.brand { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; }
.brand-text { display: flex; flex-direction: column; line-height: 1.2; }
.brand-name { font-weight: 700; font-size: 1.15rem; color: var(--color-text, #14253a); }
.brand-tag { font-size: 0.75rem; color: var(--color-text-muted, #5a6878); margin-top: 2px; }

.footer-brand-logo {
  display: inline-block;
  margin-bottom: 16px;
}
.footer-brand-logo img {
  display: block;
  height: auto;
  width: auto;
  max-width: 240px;
  max-height: 80px;
  filter: brightness(0) invert(1);
  opacity: 0.95;
}

/* ===== Header layout ===== */
.site-header {
  position: relative;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: saturate(180%) blur(10px);
  -webkit-backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--color-border-soft, #eef2f7);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 72px;
}
.site-header .brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--color-text, #14253a);
}
.site-header .brand-mark {
  flex: 0 0 auto;
}
.site-header .brand-text {
  display: inline-flex;
  flex-direction: column;
  line-height: 1.2;
}
.site-header .brand-name {
  font-weight: 700;
  font-size: 18px;
  letter-spacing: 0.5px;
  color: var(--color-text, #14253a);
}
.site-header .brand-tag {
  font-size: 12px;
  color: var(--color-text-muted, #5a6878);
}
.site-header .nav-menu {
  display: flex;
  align-items: center;
  gap: 28px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.site-header .nav-menu a {
  display: inline-block;
  padding: 8px 4px;
  font-size: 15px;
  font-weight: 500;
  color: var(--color-text, #14253a);
  transition: color 0.2s ease;
}
.site-header .nav-menu a:hover {
  color: var(--color-primary, #0d4a8a);
}
.site-header .nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}
.site-header .nav-quote {
  display: inline-flex;
  align-items: center;
  padding: 10px 20px;
  border-radius: var(--radius-pill, 999px);
  background: var(--color-secondary, #e85a1a);
  color: #fff !important;
  font-weight: 600;
  font-size: 14px;
  transition: background 0.2s ease, transform 0.2s ease;
}
.site-header .nav-quote:hover {
  background: var(--color-secondary-dark, #c44810);
  transform: translateY(-1px);
}

/* ===== Hamburger toggle ===== */
.site-header .nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  padding: 0;
  border: none;
  background: transparent;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
}
.site-header .nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text, #14253a);
  border-radius: 2px;
  transition: transform 0.25s ease, opacity 0.2s ease;
}

/* ===== Mobile ===== */
@media (max-width: 860px) {
  .nav-inner { min-height: 64px; }
  .site-header .nav-quote { display: none; }
  .site-header .nav-toggle { display: inline-flex; }
  .site-header .nav-menu {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: #fff;
    border-bottom: 1px solid var(--color-border-soft, #eef2f7);
    padding: 8px 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
  }
  .site-header .nav-menu.open { max-height: 420px; }
  .site-header .nav-menu li { width: 100%; }
  .site-header .nav-menu a {
    display: block;
    width: 100%;
    padding: 14px 20px;
    font-size: 16px;
  }
}

/* ===== Toggle → X when open ===== */
.site-header .nav-toggle.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.site-header .nav-toggle.open span:nth-child(2) { opacity: 0; }
.site-header .nav-toggle.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* 共享导航：桌面端布局 + 手机端汉堡菜单 */
.site-header { position: relative; top: 0; z-index: 100; background: #ffffff; box-shadow: 0 1px 0 rgba(10,26,46,0.06); }
.site-header > .container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.site-header .site-nav { display: block; width: 100%; }
.site-header .nav-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 14px 0; width: 100%; }
.site-header .brand { display: inline-flex; align-items: center; gap: 10px; flex-shrink: 0; }
.site-header .brand-mark { width: 40px; height: 40px; border-radius: 8px; }
.site-header .brand-text { display: inline-flex; flex-direction: column; line-height: 1.2; }
.site-header .brand-name { font-size: 18px; font-weight: 700; color: var(--color-text); }
.site-header .brand-tag { font-size: 12px; color: var(--color-text-muted); }
.site-header .nav-menu { display: flex; align-items: center; gap: 28px; margin: 0; padding: 0; list-style: none; flex: 1; justify-content: center; }
.site-header .nav-menu a { display: inline-block; padding: 8px 4px; color: var(--color-text); font-size: 15px; font-weight: 500; white-space: nowrap; transition: color .2s ease; }
.site-header .nav-menu a:hover { color: var(--color-primary); }
.site-header .nav-actions { display: inline-flex; align-items: center; gap: 12px; flex-shrink: 0; }
.site-header .nav-quote { display: inline-flex; align-items: center; padding: 10px 20px; border-radius: 999px; background: var(--color-secondary); color: #fff; font-weight: 600; font-size: 14px; transition: background .2s ease; }
.site-header .nav-quote:hover { background: var(--color-secondary-dark); }
.site-header .nav-toggle { display: none; width: 40px; height: 40px; padding: 0; border: 1px solid var(--color-border); border-radius: 8px; background: #fff; cursor: pointer; }
.site-header .nav-toggle span { display: block; width: 22px; height: 2px; margin: 0 auto; background: var(--color-text); border-radius: 2px; transition: transform .25s ease, opacity .25s ease; }
.site-header .nav-toggle span + span { margin-top: 5px; }
.site-header .nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.site-header .nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.site-header .nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 860px) {
  .site-header .nav-inner { flex-wrap: wrap; padding: 12px 0; gap: 12px; }
  .site-header .brand { flex: 1; min-width: 0; }
  .site-header .nav-toggle { display: inline-block; flex-shrink: 0; }
  .site-header .nav-menu, .site-header .nav-actions { display: none; width: 100%; }
  .site-header .nav-menu { flex-direction: column; align-items: stretch; gap: 0; padding-top: 8px; border-top: 1px solid var(--color-border-soft); }
  .site-header .nav-menu li a { display: block; padding: 12px 4px; border-bottom: 1px solid var(--color-border-soft); }
  .site-header .nav-actions { justify-content: stretch; padding-bottom: 8px; }
  .site-header .nav-quote { width: 100%; justify-content: center; }
  .site-header[data-nav-open="true"] .nav-menu { display: flex; }
  .site-header[data-nav-open="true"] .nav-menu { animation: navSlideDown .25s ease; }
}
@keyframes navSlideDown { from { opacity: 0; transform: translateY(-6px); } to { opacity: 1; transform: translateY(0); } }

<script>
(function(){
  var header = document.querySelector('.site-header');
  if (!header) return;
  var btn = header.querySelector('.nav-toggle');
  if (!btn) return;
  btn.addEventListener('click', function(){
    var isOpen = header.getAttribute('data-nav-open') === 'true';
    if (isOpen) {
      header.removeAttribute('data-nav-open');
      btn.setAttribute('aria-expanded','false');
      btn.setAttribute('aria-label','打开菜单');
    } else {
      header.setAttribute('data-nav-open','true');
      btn.setAttribute('aria-expanded','true');
      btn.setAttribute('aria-label','关闭菜单');
    }
  });
})();
</script>

/* Wehao data-nav protocol safety */
header[data-edit-root="nav"] [data-nav-shell] { display: flex; align-items: center; justify-content: space-between; gap: 24px; width: min(var(--container, 1200px), calc(100% - 40px)); margin-inline: auto; min-height: 72px; }
header[data-edit-root="nav"] [data-nav-toggle] { display: none; align-items: center; justify-content: center; flex-direction: column; gap: 4px; }
@media (max-width: 860px) {
  header[data-edit-root="nav"] [data-nav-shell] { flex-wrap: wrap; min-height: 64px; }
  header[data-edit-root="nav"] [data-nav-toggle] { display: inline-flex; }
  header[data-edit-root="nav"] [data-nav-menu] { display: none; width: 100%; order: 4; }
  header[data-edit-root="nav"][data-nav-open="true"] [data-nav-menu] { display: flex; }
}

/* === Entrance animations === */
@keyframes w-fade-in { from { opacity: 0; } to { opacity: 1; } }
@keyframes w-fade-up { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: translateY(0); } }
@keyframes w-fade-down { from { opacity: 0; transform: translateY(-24px); } to { opacity: 1; transform: translateY(0); } }
@keyframes w-fade-left { from { opacity: 0; transform: translateX(24px); } to { opacity: 1; transform: translateX(0); } }
@keyframes w-fade-right { from { opacity: 0; transform: translateX(-24px); } to { opacity: 1; transform: translateX(0); } }
@keyframes w-zoom-in { from { opacity: 0; transform: scale(0.85); } to { opacity: 1; transform: scale(1); } }
@keyframes w-zoom-out { from { opacity: 0; transform: scale(1.15); } to { opacity: 1; transform: scale(1); } }
@keyframes w-flip-x { from { opacity: 0; transform: perspective(400px) rotateX(90deg); } to { opacity: 1; transform: perspective(400px) rotateX(0); } }
@keyframes w-flip-y { from { opacity: 0; transform: perspective(400px) rotateY(90deg); } to { opacity: 1; transform: perspective(400px) rotateY(0); } }
@keyframes w-bounce { 0% { opacity: 0; transform: translateY(-40px); } 60% { opacity: 1; transform: translateY(8px); } 80% { transform: translateY(-4px); } 100% { transform: translateY(0); } }
@keyframes w-rotate { from { opacity: 0; transform: rotate(-180deg); } to { opacity: 1; transform: rotate(0); } }
@keyframes w-swing { 20% { transform: rotate(15deg); } 40% { transform: rotate(-10deg); } 60% { transform: rotate(5deg); } 80% { transform: rotate(-5deg); } 100% { transform: rotate(0); } }
@keyframes w-slide-up { from { transform: translateY(100%); } to { transform: translateY(0); } }

/* === Responsive hide === */
@media (max-width: 1024px) { [data-w-hide-tablet="1"] { display: none !important; } }
@media (max-width: 640px) { [data-w-hide-mobile="1"] { display: none !important; } }
@media (min-width: 1025px) { [data-w-hide-desktop="1"] { display: none !important; } }

/* === Scroll effects === */
[data-w-scroll-effect] { will-change: transform, opacity, filter; }