/* =========================================================
   芯光元 InP 衬底官网 · 静态版样式表
   ========================================================= */

:root {
  --amber-300: #F8C877;
  --amber-400: #F5A623;
  --amber-500: #ED9220;
  --amber-600: #E07E1A;
  --amber-100: #fef3c7;
  --amber-700: #b45309;

  --slate-50: #f8fafc;
  --slate-100: #f1f5f9;
  --slate-200: #e2e8f0;
  --slate-300: #cbd5e1;
  --slate-400: #94a3b8;
  --slate-500: #64748b;
  --slate-600: #475569;
  --slate-700: #334155;
  --slate-900: #0f172a;

  --emerald-100: #d1fae5;
  --emerald-700: #047857;
  --orange-500: #f97316;
  --red-500: #ef4444;

  --line: rgba(15, 23, 42, 0.10);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
  background: #ffffff;
  color: #0f172a;
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; }
a { text-decoration: none; color: inherit; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
ul { list-style: none; }

.font-display { font-family: 'Space Grotesk', 'Inter', system-ui, sans-serif; letter-spacing: -0.02em; }
.font-mono { font-family: 'JetBrains Mono', ui-monospace, Menlo, Consolas, monospace; }
.hairline { border-color: var(--line); }

.container {
  width: 100%;
  max-width: 1560px;
  margin: 0 auto;
  padding: 0 24px;
}
@media (min-width: 768px) { .container { padding: 0 48px; } }

/* ============ HEADER ============ */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  transition: all .3s ease;
  background: transparent;
}
.site-header.scrolled {
  background: rgba(255, 255, 255, 0.9);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand { display: flex; align-items: center; gap: 8px; }
.brand-logo { height: 50px; width: auto; object-fit: contain; }
.brand-name {
  font-family: 'Space Grotesk', 'Inter', system-ui, sans-serif;
  font-weight: 600;
  font-size: 24px;
  letter-spacing: -0.02em;
  color: var(--slate-900);
}

.main-nav { display: none; }
@media (min-width: 1024px) { .main-nav { display: flex; align-items: center; gap: 24px; } }
.nav-link {
  font-size: 16px;
  color: var(--slate-700);
  white-space: nowrap;
  transition: color .2s ease;
}
.nav-link:hover { color: var(--amber-600); }
.site-header.scrolled .nav-link { color: var(--slate-600); }

.header-actions { display: none; }
@media (min-width: 1024px) { .header-actions { display: flex; align-items: center; gap: 12px; } }
.lang-switch {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  border: 1px solid var(--slate-300);
  border-radius: 999px;
  padding: 4px 8px;
  color: var(--slate-600);
}
.site-header.scrolled .lang-switch { color: var(--slate-500); border-color: var(--slate-200); }
.lang-btn { display: inline-block; padding: 2px 8px; border-radius: 999px; white-space: nowrap; color: inherit; text-decoration: none; transition: color .2s ease; }
.lang-btn:hover { color: var(--slate-900); }
.lang-btn.is-active { background: var(--amber-400); color: var(--slate-900); font-weight: 600; }

.btn-contact {
  font-size: 14px;
  padding: 8px 16px;
  border-radius: 6px;
  background: var(--amber-400);
  color: var(--slate-900);
  font-weight: 500;
  white-space: nowrap;
  transition: background .2s ease;
}
.btn-contact:hover { background: var(--amber-300); }

.hamburger {
  width: 40px; height: 40px;
  display: flex; align-items: center; justify-content: center;
  font-size: 22px;
  line-height: 1;
  color: var(--slate-900);
}
@media (min-width: 1024px) { .hamburger { display: none; } }

.mobile-menu {
  border-top: 1px solid var(--line);
  background: #fff;
  padding: 16px 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.mobile-menu[hidden] { display: none; }
.mobile-menu a { font-size: 14px; color: var(--slate-600); }

/* ============ HERO ============ */
.hero {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: var(--slate-50);
  color: var(--slate-900);
  min-height: 580px;
}
@media (min-width: 768px) { .hero { min-height: 720px; } }
.hero-bg {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center;
}
.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to bottom, rgba(255,255,255,.55), rgba(255,255,255,.30), rgba(255,255,255,.50));
}
.hero-content {
  position: relative;
  width: 100%;
  padding-top: 128px;
  padding-bottom: 128px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}
@media (min-width: 768px) { .hero-content { padding-top: 160px; padding-bottom: 160px; } }
.hero h1 {
  font-family: 'Space Grotesk', 'Inter', system-ui, sans-serif;
  font-size: 30px;
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--slate-900);
  max-width: 1024px;
}
@media (min-width: 640px) { .hero h1 { font-size: 36px; } }
@media (min-width: 768px) { .hero h1 { font-size: 48px; } }
@media (min-width: 1280px) { .hero h1 { font-size: 60px; } }

.gradient-text {
  color: transparent;
  background-image: linear-gradient(to right, var(--amber-500), var(--amber-500), var(--orange-500));
  -webkit-background-clip: text;
  background-clip: text;
}

.hero-actions {
  margin-top: 40px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
@media (min-width: 640px) { .hero-actions { flex-direction: row; } }

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 16px 32px;
  background: var(--amber-400);
  color: var(--slate-900);
  font-weight: 600;
  border-radius: 6px;
  white-space: nowrap;
  transition: background .2s ease;
}
.btn-primary:hover { background: var(--amber-300); }

.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 16px 32px;
  border: 1px solid var(--slate-300);
  color: var(--slate-700);
  font-weight: 500;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.4);
  white-space: nowrap;
  transition: background .2s ease;
}
.btn-outline:hover { background: rgba(255, 255, 255, 0.7); }

/* ============ SECTION ============ */
.section { position: relative; padding: 96px 0; border-top: 1px solid var(--line); }
@media (min-width: 768px) { .section { padding: 128px 0; } }
.bg-white { background: #ffffff; }
.bg-slate-50 { background: var(--slate-50); }

.eyebrow {
  font-size: 12px;
  font-family: 'JetBrains Mono', ui-monospace, Menlo, Consolas, monospace;
  color: var(--amber-600);
  margin-bottom: 12px;
}
.section-title {
  font-family: 'Space Grotesk', 'Inter', system-ui, sans-serif;
  font-size: 36px;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--slate-900);
}
@media (min-width: 768px) { .section-title { font-size: 36px; } }
.section-desc { margin-top: 16px; color: var(--slate-600); max-width: 672px; }
.block-head { margin-bottom: 56px; }

.section-head {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-bottom: 48px;
}
@media (min-width: 768px) {
  .section-head { flex-direction: row; align-items: flex-end; justify-content: space-between; }
}
.text-link {
  font-size: 14px;
  color: var(--amber-600);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  white-space: nowrap;
  transition: color .2s ease;
}
.text-link:hover { color: var(--amber-500); }

/* ============ APPLICATIONS ============ */
.grid-4 { display: grid; grid-template-columns: 1fr; gap: 20px; }
@media (min-width: 640px) { .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .grid-4 { grid-template-columns: repeat(4, 1fr); } }
.grid-6 { display: grid; grid-template-columns: 1fr; gap: 20px; }
@media (min-width: 640px) { .grid-6 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .grid-6 { grid-template-columns: repeat(3, 1fr); } }

.app-card {
  position: relative;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: #fff;
  transition: border-color .3s ease;
}
.app-card:hover { border-color: rgba(245, 166, 35, 0.6); }
.app-media {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--slate-100);
}
.app-media img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: top;
  transition: transform .7s ease;
}
.app-card:hover .app-media img { transform: scale(1.05); }
.app-badge {
  position: absolute;
  top: 12px; left: 12px;
  font-size: 12px;
  font-family: 'JetBrains Mono', ui-monospace, Menlo, Consolas, monospace;
  color: var(--slate-900);
  background: var(--amber-400);
  padding: 4px 8px;
  border-radius: 4px;
}
.app-body { padding: 20px; }
.app-en {
  font-size: 12px;
  font-family: 'JetBrains Mono', ui-monospace, Menlo, Consolas, monospace;
  color: var(--slate-500);
  text-transform: uppercase;
}
.app-body h3 {
  font-family: 'Space Grotesk', 'Inter', system-ui, sans-serif;
  font-size: 20px;
  font-weight: 600;
  margin-top: 4px;
  color: var(--slate-900);
}
.app-body p {
  margin-top: 12px;
  font-size: 14px;
  color: var(--slate-600);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.tags { margin-top: 16px; display: flex; flex-wrap: wrap; gap: 6px; }
.tag {
  font-size: 10px;
  font-family: 'JetBrains Mono', ui-monospace, Menlo, Consolas, monospace;
  padding: 2px 8px;
  border-radius: 4px;
  border: 1px solid var(--slate-200);
  color: var(--slate-500);
  background: var(--slate-50);
}

/* ============ PRODUCTS ============ */
.products-layout { display: grid; grid-template-columns: 1fr; gap: 32px; }
@media (min-width: 1024px) { .products-layout { grid-template-columns: 280px 1fr; } }

.filter-panel {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 24px;
  background: var(--slate-50);
  align-self: start;
}
@media (min-width: 1024px) { .filter-panel { position: sticky; top: 96px; } }
.filter-count {
  font-size: 12px;
  font-family: 'JetBrains Mono', ui-monospace, Menlo, Consolas, monospace;
  color: var(--slate-500);
  margin-bottom: 20px;
}
.filter-group { margin-bottom: 24px; }
.filter-label {
  font-size: 12px;
  font-family: 'JetBrains Mono', ui-monospace, Menlo, Consolas, monospace;
  color: var(--slate-500);
  margin-bottom: 10px;
  text-transform: uppercase;
  letter-spacing: .05em;
}
.filter-options { display: flex; flex-direction: column; gap: 6px; }
.filter-option {
  width: 100%;
  text-align: left;
  padding: 8px 12px;
  border-radius: 6px;
  font-size: 14px;
  color: var(--slate-500);
  border: 1px solid transparent;
  white-space: nowrap;
  transition: all .2s ease;
}
.filter-option:hover { color: var(--slate-900); background: #fff; }
.filter-option.is-active {
  background: rgba(245, 166, 35, 0.15);
  color: var(--amber-700);
  border-color: rgba(245, 166, 35, 0.4);
  font-weight: 500;
}
.filter-reset {
  margin-top: 16px;
  width: 100%;
  font-size: 12px;
  color: var(--slate-500);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 8px 0;
  background: #fff;
  transition: color .2s ease;
}
.filter-reset:hover { color: var(--slate-900); }

.product-table {
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: #fff;
}
.product-thead { display: none; }
@media (min-width: 768px) {
  .product-thead {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    padding: 12px 20px;
    border-bottom: 1px solid var(--line);
    font-size: 11px;
    font-family: 'JetBrains Mono', ui-monospace, Menlo, Consolas, monospace;
    color: var(--slate-500);
    text-transform: uppercase;
    background: var(--slate-50);
  }
}
.product-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px 0;
  padding: 20px;
  border-bottom: 1px solid var(--line);
  transition: background .2s ease;
}
.product-row:last-child { border-bottom: none; }
@media (min-width: 768px) {
  .product-row { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0; }
}
.product-row:hover { background: rgba(245, 166, 35, 0.05); }
.p-name { font-size: 14px; font-weight: 600; color: var(--slate-900); transition: color .2s ease; }
.product-row:hover .p-name { color: var(--amber-600); }
.p-id { font-size: 11px; font-family: 'JetBrains Mono', ui-monospace, Menlo, Consolas, monospace; color: var(--slate-400); margin-top: 2px; }
.p-cell { font-size: 14px; color: var(--slate-600); }
.p-mono { font-family: 'JetBrains Mono', ui-monospace, Menlo, Consolas, monospace; font-size: 14px; color: var(--slate-600); }
.p-mono-500 { font-family: 'JetBrains Mono', ui-monospace, Menlo, Consolas, monospace; font-size: 14px; color: var(--slate-500); }
.p-mobile-label { color: var(--slate-400); margin-right: 8px; }
@media (min-width: 768px) { .p-mobile-label { display: none; } }
.stock {
  font-size: 11px;
  font-family: 'JetBrains Mono', ui-monospace, Menlo, Consolas, monospace;
  padding: 2px 8px;
  border-radius: 4px;
  display: inline-block;
}
.stock-in { background: var(--emerald-100); color: var(--emerald-700); }
.stock-wait { background: var(--amber-100); color: var(--amber-700); }
.stock-custom { background: var(--slate-100); color: var(--slate-500); }
.no-results { padding: 40px; text-align: center; font-size: 14px; color: var(--slate-500); }

/* 产品中心：静态分类导航 + 产品线区块（纯静态，不依赖 JS） */
.cat-nav { display: flex; flex-direction: column; gap: 6px; }
.cat-link {
  display: block;
  padding: 10px 12px;
  border-radius: 6px;
  font-size: 14px;
  color: var(--slate-600);
  border: 1px solid transparent;
  transition: all .2s ease;
}
.cat-link:hover { color: var(--slate-900); background: #fff; border-color: var(--line); }
.cat-link .cat-en {
  display: block;
  margin-top: 2px;
  font-size: 11px;
  font-family: 'JetBrains Mono', ui-monospace, Menlo, Consolas, monospace;
  color: var(--slate-400);
  text-transform: uppercase;
  letter-spacing: .05em;
}
.cat-note {
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  font-size: 13px;
  line-height: 1.6;
  color: var(--slate-500);
}
.cat-note a { color: var(--amber-700); }
.cat-note a:hover { color: var(--amber-600); }

.product-main { display: flex; flex-direction: column; gap: 40px; }
.product-line {
  scroll-margin-top: 96px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 28px;
  background-image: linear-gradient(135deg, #fffaf0 0%, #f1f5f9 100%);
}
@media (min-width: 768px) { .product-line { padding: 36px; } }
.product-line .material-groups { margin-top: 24px; }

/* ============ CAPABILITY ============ */
.cap-layout { display: grid; grid-template-columns: 1fr; gap: 56px; }
@media (min-width: 1024px) { .cap-layout { grid-template-columns: 1fr 1.4fr; } }
.cap-media {
  position: relative;
  margin-top: 32px;
  aspect-ratio: 1 / 1;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--line);
}
.cap-media img { width: 100%; height: 100%; object-fit: cover; object-position: top; }
.media-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, .60), transparent 60%);
}
.media-caption {
  position: absolute;
  left: 20px; right: 20px; bottom: 20px;
  font-family: 'JetBrains Mono', ui-monospace, Menlo, Consolas, monospace;
  font-size: 12px;
  color: #fff;
}
.media-caption .accent { color: var(--amber-400); }

.cap-grid { display: grid; grid-template-columns: 1fr; gap: 16px; }
@media (min-width: 640px) { .cap-grid { grid-template-columns: repeat(2, 1fr); } }
.cap-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 24px;
  background: #fff;
  transition: border-color .3s ease;
}
.cap-card:hover { border-color: rgba(245, 166, 35, 0.6); }
.cap-top { display: flex; align-items: flex-start; justify-content: space-between; }
.cap-icon {
  width: 48px; height: 48px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 6px;
  background: rgba(245, 166, 35, 0.1);
  color: var(--amber-600);
  font-family: 'JetBrains Mono', ui-monospace, Menlo, Consolas, monospace;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .08em;
  transition: all .3s ease;
}
.cap-card:hover .cap-icon { background: var(--amber-400); color: var(--slate-900); }
.cap-index { font-size: 10px; font-family: 'JetBrains Mono', ui-monospace, Menlo, Consolas, monospace; color: var(--slate-400); }
.cap-card h3 {
  margin-top: 24px;
  font-family: 'Space Grotesk', 'Inter', system-ui, sans-serif;
  font-size: 20px;
  font-weight: 600;
  color: var(--slate-900);
}
.cap-card p { margin-top: 8px; font-size: 14px; color: var(--slate-600); line-height: 1.6; }
.cap-foot {
  margin-top: 24px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.cap-foot .k { font-size: 11px; font-family: 'JetBrains Mono', ui-monospace, Menlo, Consolas, monospace; color: var(--slate-400); }
.cap-foot .v { font-size: 14px; font-family: 'JetBrains Mono', ui-monospace, Menlo, Consolas, monospace; color: var(--amber-600); }

/* ============ ABOUT ============ */
.about-layout { display: grid; grid-template-columns: 1fr; gap: 48px; align-items: center; }
@media (min-width: 1024px) { .about-layout { grid-template-columns: repeat(2, 1fr); gap: 64px; } }
.about-media {
  position: relative;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--line);
  aspect-ratio: 4 / 3;
}
.about-media img { width: 100%; height: 100%; object-fit: cover; object-position: top; }
.about-text p { margin-top: 16px; font-size: 16px; color: var(--slate-600); line-height: 1.7; }
.about-text p.lead { margin-top: 24px; color: var(--slate-700); }
.stats { margin-top: 24px; display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
@media (min-width: 640px) { .stats { grid-template-columns: repeat(4, 1fr); } }
.stat-num {
  font-family: 'Space Grotesk', 'Inter', system-ui, sans-serif;
  font-size: 24px;
  font-weight: 600;
  color: var(--slate-900);
  white-space: nowrap;
}
@media (min-width: 768px) { .stat-num { font-size: 30px; } }
.stat-label { font-size: 12px; color: var(--slate-500); margin-top: 4px; }
.about-actions { margin-top: 32px; display: flex; flex-direction: column; gap: 12px; }
@media (min-width: 640px) { .about-actions { flex-direction: row; } }
.btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  background: #fff;
  border: 1px solid var(--line);
  color: var(--slate-700);
  border-radius: 6px;
  white-space: nowrap;
  transition: background .2s ease;
}
.btn-ghost:hover { background: var(--slate-100); }
.btn-primary-sm {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  background: var(--amber-400);
  color: var(--slate-900);
  font-weight: 600;
  border-radius: 6px;
  white-space: nowrap;
  transition: background .2s ease;
}
.btn-primary-sm:hover { background: var(--amber-300); }

/* ============ NEWS ============ */
.carousel-nav { display: flex; align-items: center; gap: 8px; }
.carousel-btn {
  width: 40px; height: 40px;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--slate-600);
  background: #fff;
  transition: all .2s ease;
}
.carousel-btn:hover { color: var(--amber-600); border-color: rgba(245, 166, 35, 0.6); }

.news-track {
  display: flex;
  gap: 20px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.news-track::-webkit-scrollbar { display: none; }
@media (max-width: 767px) { .news-track { margin: 0 -24px; padding: 0 24px; } }
@media (min-width: 768px) { .news-track { margin: 0 -48px; padding: 0 48px; } }

.news-card {
  flex: 0 0 auto;
  width: 300px;
  scroll-snap-align: start;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: #fff;
  transition: border-color .3s ease;
}
@media (min-width: 768px) { .news-card { width: 340px; } }
.news-card:hover { border-color: rgba(245, 166, 35, 0.6); }
.news-media {
  position: relative;
  aspect-ratio: 8 / 5;
  overflow: hidden;
  background: var(--slate-100);
}
.news-media img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: top;
  transition: transform .7s ease;
}
.news-card:hover .news-media img { transform: scale(1.05); }
.news-cat {
  position: absolute;
  top: 12px; left: 12px;
  font-size: 10px;
  font-family: 'JetBrains Mono', ui-monospace, Menlo, Consolas, monospace;
  color: var(--slate-900);
  background: var(--amber-400);
  padding: 2px 8px;
  border-radius: 4px;
}
.news-body { padding: 20px; }
.news-date { font-size: 12px; font-family: 'JetBrains Mono', ui-monospace, Menlo, Consolas, monospace; color: var(--slate-500); }
.news-body h3 {
  margin-top: 8px;
  font-family: 'Space Grotesk', 'Inter', system-ui, sans-serif;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.4;
  color: var(--slate-900);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: color .2s ease;
}
.news-card:hover .news-body h3 { color: var(--amber-600); }
.news-body p {
  margin-top: 10px;
  font-size: 14px;
  color: var(--slate-600);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-read {
  margin-top: 16px;
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  color: var(--amber-600);
}

/* ============ MATERIAL + CONTACT ============ */
.contact-layout { display: grid; grid-template-columns: 1fr; gap: 48px; }
@media (min-width: 1024px) { .contact-layout { grid-template-columns: repeat(2, 1fr); } }

.material-card {
  position: relative;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--line);
  padding: 28px;
}
@media (min-width: 768px) { .material-card { padding: 36px; } }
.material-bg { position: absolute; inset: 0; pointer-events: none; overflow: hidden; }
.material-bg img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: contain;
  object-position: center;
  opacity: 0.10;
}
.material-inner { position: relative; }
.material-sub {
  font-size: 12px;
  font-family: 'JetBrains Mono', ui-monospace, Menlo, Consolas, monospace;
  color: var(--slate-400);
  margin-top: 8px;
  letter-spacing: .15em;
  text-transform: uppercase;
}
.material-desc { margin-top: 20px; color: var(--slate-600); line-height: 1.7; }
.material-groups { margin-top: 32px; display: flex; flex-direction: column; gap: 28px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  font-size: 14px;
  padding: 8px 16px;
  border-radius: 6px;
  border: 1px solid var(--line);
  background: var(--slate-50);
  color: var(--slate-700);
}
.chip-accent {
  border-color: rgba(245, 166, 35, 0.4);
  background: rgba(245, 166, 35, 0.1);
  color: var(--amber-700);
}

.contact-form {
  margin-top: 32px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--slate-50);
  display: flex;
  flex-direction: column;
  gap: 16px;
}
@media (min-width: 768px) { .contact-form { padding: 32px; } }
.form-row { display: grid; grid-template-columns: 1fr; gap: 16px; }
@media (min-width: 640px) { .form-row { grid-template-columns: repeat(2, 1fr); } }
.field label {
  display: block;
  font-size: 12px;
  font-family: 'JetBrains Mono', ui-monospace, Menlo, Consolas, monospace;
  color: var(--slate-500);
  margin-bottom: 8px;
}
.field .req { color: var(--amber-600); margin-left: 4px; }
.field input,
.field select,
.field textarea {
  width: 100%;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 10px 12px;
  font-size: 14px;
  color: var(--slate-900);
  outline: none;
  font-family: inherit;
}
.field input:focus,
.field select:focus,
.field textarea:focus { border-color: var(--amber-400); }
.field textarea { resize: none; }
.field select { cursor: pointer; }
::placeholder { color: var(--slate-400); }

.form-status { font-size: 14px; display: flex; align-items: center; gap: 8px; }
.form-status.success { color: var(--emerald-700); }
.form-status.error { color: var(--red-500); }
.form-submit {
  width: 100%;
  padding: 14px 0;
  background: var(--amber-400);
  color: var(--slate-900);
  font-weight: 600;
  border-radius: 6px;
  white-space: nowrap;
  transition: background .2s ease;
}
.form-submit:hover { background: var(--amber-300); }
.form-submit:disabled { opacity: .6; cursor: not-allowed; }

.hp-field {
  position: absolute !important;
  left: -9999px !important;
  top: -9999px !important;
  width: 1px !important;
  height: 1px !important;
  opacity: 0 !important;
  pointer-events: none !important;
}

/* ---- 验证码行（与其他 form-row 统一两列；右边 img 通过伪元素占位与左边 input 精准对齐） ---- */
.form-row-captcha { grid-template-columns: 1fr auto; gap: 0 16px; }
.form-row-captcha .field { min-width: 0; }
.form-row-captcha .field input { width: 100%; }
/* 图片列：模拟左边 label 占位，让 img 顶部与 input 顶部齐平 */
.form-row-captcha .field-vcode::before {
  content: '';
  display: block;
  height: 26px; /* = label(18px) + margin-bottom(8px) */
}
.form-row-captcha .field-vcode label { display: none; }
.vcode-img {
  height: 42px;  /* 与 input 高度一致 */
  border-radius: 6px;
  cursor: pointer;
  border: 1px solid var(--line);
  background: #fff;
  display: block;
}
@media (max-width: 639px) {
  .form-row-captcha { grid-template-columns: 1fr auto; }
}

/* ---- 提交结果弹窗 ---- */
.msg-modal-mask {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.6);
  z-index: 99999;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.msg-modal-mask[style*="display: flex"],
.msg-modal-mask[style*="display:flex"] {
  display: flex !important;
}
.msg-modal-box {
  background: #fff;
  border-radius: 14px;
  padding: 36px 32px 28px;
  min-width: 280px;
  max-width: 380px;
  width: 90%;
  text-align: center;
  box-shadow: 0 24px 60px rgba(0,0,0,0.25);
  animation: modalIn .25s cubic-bezier(.22,.61,.36,1);
}
@keyframes modalIn {
  from { transform: scale(.92); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}
.msg-modal-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #10b981;
  color: #fff;
  font-size: 30px;
  line-height: 56px;
  margin: 0 auto 18px;
  font-weight: bold;
  transition: background .2s ease;
}
.msg-modal-icon.error {
  background: #ef4444;
}
.msg-modal-text {
  color: var(--slate-800);
  font-size: 15px;
  margin-bottom: 24px;
  line-height: 1.7;
}
.msg-modal-btn {
  padding: 11px 48px;
  background: var(--amber-400);
  color: var(--slate-900);
  font-weight: 600;
  font-size: 14px;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: background .2s ease, transform .1s ease;
}
.msg-modal-btn:hover { background: var(--amber-300); }
.msg-modal-btn:active { transform: scale(.98); }

/* ============ FOOTER ============ */
.site-footer { border-top: 1px solid var(--line); background: var(--slate-100); }
.footer-main { display: grid; grid-template-columns: repeat(2, 1fr); gap: 32px; padding: 64px 0; }
@media (min-width: 768px) { .footer-main { grid-template-columns: repeat(5, 1fr); } }
.footer-brand { grid-column: span 2; }
.footer-brand-top { display: flex; align-items: center; gap: 8px; }
.footer-logo { height: 64px; width: auto; object-fit: contain; }
.footer-brand-name {
  font-family: 'Space Grotesk', 'Inter', system-ui, sans-serif;
  font-weight: 600;
  font-size: 24px;
  color: var(--slate-900);
}
.footer-brand p { margin-top: 16px; font-size: 14px; color: var(--slate-600); max-width: 384px; line-height: 1.6; }
.footer-langs {
  margin-top: 24px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-family: 'JetBrains Mono', ui-monospace, Menlo, Consolas, monospace;
  color: var(--slate-500);
}
.footer-lang-btn {
  padding: 4px 10px;
  border-radius: 4px;
  border: 1px solid var(--line);
  background: #fff;
  transition: color .2s ease;
}
.footer-lang-btn:hover { color: var(--amber-600); }
.footer-lang-btn.is-active { color: var(--amber-600); border-color: rgba(245, 166, 35, 0.5); }
.footer-col h4 { font-size: 14px; font-weight: 600; color: var(--slate-900); margin-bottom: 16px; }
.footer-col ul { display: flex; flex-direction: column; gap: 10px; font-size: 14px; color: var(--slate-600); line-height: 1.6; }
.footer-col a:hover { color: var(--amber-600); }
.footer-bottom { border-top: 1px solid var(--line); }
.footer-bottom-inner {
  display: flex;
  flex-direction: column;
  gap: 12px;
  justify-content: space-between;
  padding: 20px 0;
  font-size: 12px;
  font-family: 'JetBrains Mono', ui-monospace, Menlo, Consolas, monospace;
  color: var(--slate-500);
}
@media (min-width: 768px) { .footer-bottom-inner { flex-direction: row; } }
.footer-legal { display: flex; gap: 24px; }
.footer-legal a:hover { color: var(--amber-600); }

/* ============ ICONS & OFFLINE FALLBACK ============ */
.arrow { display: inline-flex; align-items: center; }
img.img-broken { display: none !important; }

/* 图片文件缺失时的占位背景，保证离线也不出现裂图 */
.hero { background-image: linear-gradient(135deg, #fff7e6 0%, #f1f5f9 55%, #e2e8f0 100%); }
.app-media, .news-media { background-image: linear-gradient(135deg, #f1f5f9 0%, #dde5ee 100%); }
.cap-media, .about-media { background-image: linear-gradient(135deg, #eef2f7 0%, #dbe3ec 100%); }
.material-card { background-image: linear-gradient(135deg, #fffaf0 0%, #f1f5f9 100%); }

/* =========================================================
   交互增强样式（二级菜单 · 入场动画 · 悬浮反馈 · 进度条）
   ========================================================= */

/* 锚点定位时为固定导航留出高度 */
section[id], #inp-material, #about-stats, #siteFooter { scroll-margin-top: 96px; }

/* ---------- 顶部滚动进度条 ---------- */
.scroll-progress {
  position: fixed;
  top: 0; left: 0;
  width: 0;
  height: 3px;
  z-index: 70;
  background: linear-gradient(90deg, var(--amber-400), var(--orange-500));
  border-radius: 0 3px 3px 0;
  pointer-events: none;
}

/* ---------- 桌面端二级下拉菜单 ---------- */
.nav-item { position: relative; display: flex; align-items: center; }
.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 2px;
  position: relative;
}
.nav-link::after {
  content: '';
  position: absolute;
  left: 50%; bottom: 0;
  width: 0; height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--amber-500), var(--orange-500));
  transform: translateX(-50%);
  transition: width .25s ease;
}
.nav-item:hover .nav-link::after,
.nav-item:focus-within .nav-link::after { width: 100%; }

.nav-caret {
  width: 0; height: 0;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 5px solid var(--slate-400);
  transition: transform .25s ease, border-top-color .25s ease;
}
.nav-item:hover .nav-caret,
.nav-item:focus-within .nav-caret {
  transform: rotate(180deg);
  border-top-color: var(--amber-600);
}

.nav-dropdown {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  min-width: 150px;
  padding-top: 14px;
  text-align: center;
  z-index: 60;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity .25s ease, transform .25s ease, visibility .25s ease;
}
.nav-item:hover .nav-dropdown,
.nav-item:focus-within .nav-dropdown {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}
.dropdown-panel {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  box-shadow: 0 20px 48px -16px rgba(15, 23, 42, .22);
  padding: 8px;
}
.dropdown-item {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 10px 12px 10px 16px;
  border-radius: 8px;
  transition: background .2s ease;
}
.dropdown-item::before {
  content: '';
  position: absolute;
  left: 5px; top: 12px; bottom: 12px;
  width: 3px;
  border-radius: 3px;
  background: linear-gradient(var(--amber-400), var(--orange-500));
  transform: scaleY(0);
  transition: transform .22s ease;
}
.dropdown-item:hover { background: var(--slate-50); }
.dropdown-item:hover::before { transform: scaleY(1); }
.di-title { font-size: 14px; font-weight: 500; color: var(--slate-800, #1e293b); transition: color .2s ease; }
.dropdown-item:hover .di-title { color: var(--amber-700); }

/* ---------- 移动端手风琴二级菜单 ---------- */
.mobile-menu { gap: 0; padding: 8px 24px 20px; }
.mobile-menu[hidden] { display: none; }
.m-group { border-bottom: 1px solid var(--line); }
.m-group:last-child { border-bottom: none; }
/* Language switch at the bottom of the mobile menu */
.m-lang { display: flex; justify-content: flex-end; padding: 14px 0; }
.m-lang .lang-btn { font-size: 12px; }
.m-parent {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 15px 0;
  font-size: 15px;
  color: var(--slate-700);
  text-align: left;
}
.m-caret {
  width: 0; height: 0;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 5px solid var(--slate-400);
  transition: transform .25s ease, border-top-color .25s ease;
}
.m-group.is-open .m-caret { transform: rotate(180deg); border-top-color: var(--amber-600); }
.m-sub { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .3s ease; }
.m-sub > div { overflow: hidden; }
.m-group.is-open .m-sub { grid-template-rows: 1fr; }
.m-sub a {
  display: block;
  padding: 10px 12px;
  margin-bottom: 2px;
  border-radius: 6px;
  font-size: 13px;
  color: var(--slate-500);
  transition: background .2s ease, color .2s ease;
}
.m-sub a:hover, .m-sub a:active { background: var(--slate-50); color: var(--amber-700); }
.mobile-menu:not([hidden]) { animation: mobileSlide .25s ease both; }
@keyframes mobileSlide {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ---------- HERO 入场 + 背景缓慢推近 ---------- */
@keyframes heroFadeUp {
  from { opacity: 0; transform: translateY(36px); }
  to { opacity: 1; transform: translateY(0); }
}
.hero h1 { animation: heroFadeUp .9s .1s cubic-bezier(.22, .61, .36, 1) both; }
.hero-actions { animation: heroFadeUp .9s .35s cubic-bezier(.22, .61, .36, 1) both; }
@keyframes kenburns {
  from { transform: scale(1); }
  to { transform: scale(1.08); }
}
.hero-bg { animation: kenburns 20s ease-in-out infinite alternate; }

/* ---------- WOW.js 滚动入场 ---------- */
/* 动画结束后不再保留 fill 状态（最终帧与初始样式一致，无视觉跳变），
   避免与卡片 hover 上浮等 transform 过渡冲突 */
.wow.animated { animation-fill-mode: backwards; }

/* ---------- 卡片悬浮上浮 ---------- */
.app-card, .cap-card, .news-card {
  transition: border-color .3s ease, transform .35s ease, box-shadow .35s ease;
}
.app-card:hover, .news-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 22px 44px -20px rgba(15, 23, 42, .28);
}
.cap-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 38px -22px rgba(15, 23, 42, .35);
}

/* 标签 / chip 微动效 */
.chip { transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease; }
.chip:hover {
  transform: translateY(-2px);
  border-color: rgba(245, 166, 35, .55);
  box-shadow: 0 8px 18px -12px rgba(224, 126, 26, .55);
}

/* 按钮箭头位移 */
.arrow { transition: transform .25s ease; }
.btn-outline:hover .arrow,
.text-link:hover .arrow { transform: translateX(5px); }

/* 产品行筛选结果入场 */
@keyframes rowIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}
.product-row.row-in { animation: rowIn .32s ease both; }

/* ---------- 新闻分类 Tabs ---------- */
.news-tabs {
  display: flex;
  gap: 8px;
  margin: -16px 0 32px;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
  padding-bottom: 4px;
}
.news-tabs::-webkit-scrollbar { display: none; }
.news-tab {
  flex: 0 0 auto;
  font-size: 13px;
  padding: 7px 18px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--slate-600);
  white-space: nowrap;
  transition: all .22s ease;
}
.news-tab:hover { border-color: rgba(245, 166, 35, .55); color: var(--amber-700); }
.news-tab.is-active {
  background: var(--slate-900);
  border-color: var(--slate-900);
  color: #fff;
  font-weight: 500;
}
.news-card.is-hidden { display: none; }
@keyframes cardIn {
  from { opacity: 0; transform: translateY(14px) scale(.97); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}
.news-card.card-in { animation: cardIn .42s ease both; animation-delay: var(--d, 0ms); }

/* ---------- 锚点目标高亮脉冲 ---------- */
@keyframes targetPulse {
  0% { box-shadow: 0 0 0 0 rgba(245, 166, 35, .55); }
  100% { box-shadow: 0 0 0 16px rgba(245, 166, 35, 0); }
}
.cap-card.is-target {
  border-color: rgba(245, 166, 35, .65);
  animation: targetPulse 1.1s ease 2;
}

/* 表单选择器联动闪烁 */
@keyframes selectFlash {
  0%, 100% { border-color: var(--line); box-shadow: none; }
  50% { border-color: var(--amber-400); box-shadow: 0 0 0 4px rgba(245, 166, 35, .18); }
}
.field select.is-flash { animation: selectFlash .9s ease 2; }

/* ---------- 返回顶部 ---------- */
.back-top {
  position: fixed;
  right: 24px;
  bottom: 24px;
  width: 46px;
  height: 46px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--slate-900);
  color: #fff;
  font-size: 18px;
  z-index: 55;
  opacity: 0;
  visibility: hidden;
  transform: translateY(14px);
  box-shadow: 0 14px 30px -10px rgba(15, 23, 42, .5);
  transition: opacity .3s ease, transform .3s ease, background .2s ease, visibility .3s;
}
.back-top.is-visible { opacity: 1; visibility: visible; transform: translateY(0); }
.back-top:hover { background: var(--amber-500); color: var(--slate-900); transform: translateY(-3px); }

/* ---------- 尊重减弱动态偏好 ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
  .wow { visibility: visible !important; }
}

/* =========================================================
   内页（Inner Pages）通用样式
   应用领域 / 技术能力 / 关于我们 / 联系我们 / 新闻列表 / 新闻详情
   ========================================================= */

/* ---------- 内页顶部固定实底导航 ---------- */
.site-header.is-solid {
  background: rgba(255, 255, 255, 0.92);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.site-header.is-solid .nav-link { color: var(--slate-600); }
.site-header.is-solid .nav-link:hover { color: var(--amber-600); }
.site-header.is-solid .lang-switch { color: var(--slate-500); border-color: var(--slate-200); }

/* ---------- 内页 Banner（复用首页 .hero 结构，保持一致的浅色风格） ---------- */
.page-hero {
  min-height: 360px;
  background: linear-gradient(135deg, #f8fafc 0%, #eef2f7 45%, #e6ecf4 100%);
}
@media (min-width: 768px) { .page-hero { min-height: 440px; } }
.page-hero .hero-content {
  align-items: flex-start;
  text-align: left;
  padding-top: 128px;
  padding-bottom: 56px;
}
@media (min-width: 768px) {
  .page-hero .hero-content { padding-top: 168px; padding-bottom: 76px; }
}
.page-hero h1 { font-size: 28px; max-width: 920px; }
@media (min-width: 640px) { .page-hero h1 { font-size: 34px; } }
@media (min-width: 768px) { .page-hero h1 { font-size: 42px; } }
.page-hero-lead {
  margin-top: 16px;
  max-width: 780px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--slate-700);
}
@media (min-width: 768px) { .page-hero-lead { font-size: 16px; } }

/* 面包屑 */
.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
  font-size: 12px;
  font-family: 'JetBrains Mono', ui-monospace, Menlo, Consolas, monospace;
  color: var(--slate-500);
}
.breadcrumb a { transition: color .2s ease; }
.breadcrumb a:hover { color: var(--amber-600); }
.breadcrumb .sep { color: var(--slate-300); }
.breadcrumb .current { color: var(--slate-900); }

/* 内页卡片锚点定位时为固定导航留出高度 */
.app-card[id], .feature-block[id], .app-group[id], .value-card[id], .esg-item[id], section[id] {
  scroll-margin-top: 96px;
}

/* ---------- 左图右文 / 左文右图 交替区块 ---------- */
.feature-stack { display: flex; flex-direction: column; }
.feature-block {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  align-items: center;
}
@media (min-width: 1024px) { .feature-block { grid-template-columns: 1.05fr 1fr; gap: 64px; } }
.feature-block + .feature-block {
  margin-top: 64px;
  padding-top: 64px;
  border-top: 1px solid var(--line);
}
@media (min-width: 768px) { .feature-block + .feature-block { margin-top: 88px; padding-top: 88px; } }
@media (min-width: 1024px) {
  .feature-block.is-reversed .feature-media { order: 2; }
  .feature-block.is-reversed .feature-text { order: 1; }
}
.feature-media {
  position: relative;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--line);
  aspect-ratio: 4 / 3;
  background: var(--slate-100);
  background-image: linear-gradient(135deg, #eef2f7 0%, #dbe3ec 100%);
}
.feature-media img { width: 100%; height: 100%; object-fit: cover; object-position: top; }
.feature-text h2 { margin-top: 6px; }
.feature-text .lead { margin-top: 18px; font-size: 16px; color: var(--slate-700); line-height: 1.75; }
.feature-text p { margin-top: 14px; font-size: 15px; color: var(--slate-600); line-height: 1.75; }
.feature-list { margin-top: 20px; display: flex; flex-direction: column; gap: 10px; }
.feature-list li {
  position: relative;
  padding-left: 20px;
  font-size: 14px;
  color: var(--slate-600);
  line-height: 1.6;
}
.feature-list li::before {
  content: '';
  position: absolute;
  left: 0; top: 8px;
  width: 6px; height: 6px;
  border-radius: 2px;
  background: var(--amber-400);
}
.feature-metrics { margin-top: 24px; display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
@media (min-width: 640px) { .feature-metrics { grid-template-columns: repeat(3, 1fr); } }
.feature-metric {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 16px;
  background: var(--slate-50);
}
.feature-metric .nm {
  font-family: 'Space Grotesk', 'Inter', system-ui, sans-serif;
  font-size: 22px;
  font-weight: 600;
  color: var(--slate-900);
}
.feature-metric .lb { margin-top: 4px; font-size: 12px; color: var(--slate-500); }

/* ---------- 应用领域：细分场景分组 ---------- */
.app-groups { display: grid; grid-template-columns: 1fr; gap: 20px; }
@media (min-width: 640px) { .app-groups { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .app-groups { grid-template-columns: repeat(3, 1fr); } }
.app-group {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  padding: 24px;
  transition: border-color .3s ease, transform .35s ease, box-shadow .35s ease;
}
.app-group:hover {
  border-color: rgba(245, 166, 35, .6);
  transform: translateY(-4px);
  box-shadow: 0 18px 38px -22px rgba(15, 23, 42, .3);
}
.app-group-top { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.app-group-index {
  font-family: 'JetBrains Mono', ui-monospace, Menlo, Consolas, monospace;
  font-size: 12px;
  color: var(--amber-600);
}
.app-group-en {
  font-family: 'JetBrains Mono', ui-monospace, Menlo, Consolas, monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--slate-400);
}
.app-group h3 {
  margin-top: 14px;
  font-family: 'Space Grotesk', 'Inter', system-ui, sans-serif;
  font-size: 20px;
  font-weight: 600;
  color: var(--slate-900);
}
.app-group ul { margin-top: 16px; display: flex; flex-direction: column; gap: 10px; }
.app-group li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  color: var(--slate-600);
  line-height: 1.6;
}
.app-group li::before {
  content: '';
  position: absolute;
  left: 0; top: 8px;
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--amber-400);
}

/* ---------- 关于我们：企业文化 / 责任合规 ---------- */
.value-grid { display: grid; grid-template-columns: 1fr; gap: 20px; }
@media (min-width: 768px) { .value-grid { grid-template-columns: repeat(3, 1fr); } }
.value-card {
  border: 1px solid var(--line);
  border-top: 3px solid var(--amber-400);
  border-radius: 8px;
  padding: 28px;
  background: #fff;
}
.value-card h3 {
  font-family: 'Space Grotesk', 'Inter', system-ui, sans-serif;
  font-size: 20px;
  font-weight: 600;
  color: var(--slate-900);
}
.value-card p { margin-top: 12px; font-size: 14px; color: var(--slate-600); line-height: 1.75; }

.esg-list { display: flex; flex-direction: column; }
.esg-item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  padding: 28px 0;
  border-top: 1px solid var(--line);
}
@media (min-width: 768px) { .esg-item { grid-template-columns: 260px 1fr; gap: 48px; } }
.esg-item:first-child { border-top: none; padding-top: 0; }
.esg-item h3 {
  font-family: 'Space Grotesk', 'Inter', system-ui, sans-serif;
  font-size: 20px;
  font-weight: 600;
  color: var(--slate-900);
}
.esg-item h3 .esg-en {
  display: block;
  margin-top: 8px;
  font-family: 'JetBrains Mono', ui-monospace, Menlo, Consolas, monospace;
  font-size: 11px;
  font-weight: 400;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--slate-400);
}
.esg-body p { font-size: 15px; color: var(--slate-600); line-height: 1.75; }
.esg-body p + p { margin-top: 12px; }
.esg-body .c-list { margin-top: 14px; display: flex; flex-direction: column; gap: 8px; }
.esg-body .c-list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  color: var(--slate-600);
  line-height: 1.6;
}
.esg-body .c-list li::before {
  content: '';
  position: absolute;
  left: 0; top: 8px;
  width: 6px; height: 6px;
  border-radius: 2px;
  background: var(--amber-400);
}
.esg-sub { margin-top: 20px; display: grid; grid-template-columns: 1fr; gap: 16px; }
@media (min-width: 640px) { .esg-sub { grid-template-columns: repeat(2, 1fr); } }
.esg-sub-card { border: 1px solid var(--line); border-radius: 8px; padding: 18px; background: var(--slate-50); }
.esg-sub-card h4 { font-size: 15px; font-weight: 600; color: var(--slate-900); }
.esg-sub-card p { margin-top: 8px; font-size: 13px; color: var(--slate-600); line-height: 1.65; }

/* ---------- 联系我们 ---------- */
.contact-cards { display: grid; grid-template-columns: 1fr; gap: 20px; }
@media (min-width: 640px) { .contact-cards { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .contact-cards { grid-template-columns: repeat(4, 1fr); } }
.contact-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 24px;
  background: #fff;
  transition: border-color .3s ease, transform .35s ease, box-shadow .35s ease;
}
.contact-card:hover {
  border-color: rgba(245, 166, 35, .6);
  transform: translateY(-4px);
  box-shadow: 0 18px 38px -22px rgba(15, 23, 42, .3);
}
.contact-icon {
  width: 44px; height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  background: rgba(245, 166, 35, .1);
  color: var(--amber-600);
  font-family: 'JetBrains Mono', ui-monospace, Menlo, Consolas, monospace;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .06em;
}
.contact-card .ct-label {
  margin-top: 18px;
  font-family: 'JetBrains Mono', ui-monospace, Menlo, Consolas, monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .05em;
  color: var(--slate-500);
}
.contact-card .ct-value { margin-top: 8px; font-size: 15px; color: var(--slate-900); line-height: 1.65; }
.contact-card .ct-value a { transition: color .2s ease; }
.contact-card .ct-value a:hover { color: var(--amber-600); }
.map-frame {
  position: relative;
  margin-top: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  background: var(--slate-100);
  background-image: linear-gradient(135deg, #eef2f7 0%, #dbe3ec 100%);
}
@media (min-width: 768px) { .map-frame { aspect-ratio: 21 / 9; } }
.map-frame img { width: 100%; height: 100%; object-fit: cover; }
.map-pin {
  position: absolute;
  left: 20px; bottom: 20px;
  max-width: calc(100% - 40px);
  background: rgba(255, 255, 255, .94);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px 18px;
  font-size: 14px;
  color: var(--slate-700);
  line-height: 1.6;
  box-shadow: 0 18px 38px -22px rgba(15, 23, 42, .35);
}
.map-pin .mp-t { font-family: 'JetBrains Mono', ui-monospace, Menlo, Consolas, monospace; font-size: 11px; color: var(--amber-600); }
.contact-form-wrap { max-width: 1200px; margin: 0 auto; }
.contact-form-wrap .contact-form { margin-top: 28px; }

/* ---------- 新闻列表 ---------- */
.news-list { display: flex; flex-direction: column; gap: 20px; }
.news-item {
  display: grid;
  grid-template-columns: 1fr;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: #fff;
  transition: border-color .3s ease, transform .35s ease, box-shadow .35s ease;
}
@media (min-width: 768px) { .news-item { grid-template-columns: 320px 1fr; } }
.news-item:hover {
  border-color: rgba(245, 166, 35, .6);
  transform: translateY(-4px);
  box-shadow: 0 22px 44px -20px rgba(15, 23, 42, .28);
}
.news-item-media {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--slate-100);
  background-image: linear-gradient(135deg, #f1f5f9 0%, #dde5ee 100%);
}
@media (min-width: 768px) { .news-item-media { aspect-ratio: auto; min-height: 210px; } }
.news-item-media img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: top;
  transition: transform .7s ease;
}
.news-item:hover .news-item-media img { transform: scale(1.05); }
.news-item-body { padding: 24px; display: flex; flex-direction: column; }
@media (min-width: 768px) { .news-item-body { padding: 28px 32px; } }
.news-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin-bottom: 12px;
  font-size: 12px;
  font-family: 'JetBrains Mono', ui-monospace, Menlo, Consolas, monospace;
  color: var(--slate-500);
}
.news-meta .m-sep { color: var(--slate-300); }
.news-item-body h3 {
  font-family: 'Space Grotesk', 'Inter', system-ui, sans-serif;
  font-size: 20px;
  font-weight: 600;
  line-height: 1.4;
  color: var(--slate-900);
  transition: color .2s ease;
}
.news-item:hover .news-item-body h3 { color: var(--amber-600); }
.news-item-body p {
  margin-top: 12px;
  font-size: 14px;
  color: var(--slate-600);
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-item-foot { margin-top: auto; padding-top: 18px; }
.news-item-foot .news-read { margin-top: 0; }

/* 分页 */
.pagination {
  margin-top: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px;
}
.pagination a,
.pagination span {
  min-width: 40px;
  height: 40px;
  padding: 0 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  font-size: 13px;
  font-family: 'JetBrains Mono', ui-monospace, Menlo, Consolas, monospace;
  color: var(--slate-600);
  transition: all .2s ease;
}
.pagination a:hover { border-color: rgba(245, 166, 35, .6); color: var(--amber-700); }
.pagination .is-active { background: var(--slate-900); border-color: var(--slate-900); color: #fff; }
.pagination .dots { border-color: transparent; background: transparent; }

/* ---------- 新闻详情（文章） ---------- */
.article { max-width: 100%; margin: 0 auto; }
.article-title {
  font-family: 'Space Grotesk', 'Inter', system-ui, sans-serif;
  font-size: 26px;
  font-weight: 600;
  line-height: 1.35;
  letter-spacing: -.01em;
  color: var(--slate-900);
}
@media (min-width: 768px) { .article-title { font-size: 34px; } }
.article-meta {
  margin-top: 18px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--line);
  font-size: 12px;
  font-family: 'JetBrains Mono', ui-monospace, Menlo, Consolas, monospace;
  color: var(--slate-500);
}
.article-meta .m-sep { color: var(--slate-300); }
.article-summary {
  margin-top: 26px;
  padding: 20px 22px;
  border-left: 3px solid var(--amber-400);
  border-radius: 0 8px 8px 0;
  background: var(--slate-50);
  font-size: 15px;
  color: var(--slate-700);
  line-height: 1.8;
}
.article-content { margin-top: 30px; }
.article-content h3 {
  margin-top: 30px;
  font-family: 'Space Grotesk', 'Inter', system-ui, sans-serif;
  font-size: 20px;
  font-weight: 600;
  color: var(--slate-900);
}
.article-content h3:first-child { margin-top: 0; }
.article-content p { margin-top: 14px; font-size: 15px; color: var(--slate-600); line-height: 1.85; }
.article-content ul { margin-top: 14px; display: flex; flex-direction: column; gap: 8px; }
.article-content li {
  position: relative;
  padding-left: 18px;
  font-size: 15px;
  color: var(--slate-600);
  line-height: 1.75;
}
.article-content li::before {
  content: '';
  position: absolute;
  left: 0; top: 10px;
  width: 6px; height: 6px;
  border-radius: 2px;
  background: var(--amber-400);
}
.article-content strong { color: var(--slate-900); }

/* 标签模块（位于上一篇/下一篇之上） */
.article-tags {
  margin-top: 42px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}
.article-tags .at-label {
  font-size: 12px;
  font-family: 'JetBrains Mono', ui-monospace, Menlo, Consolas, monospace;
  color: var(--slate-500);
  margin-right: 4px;
}
.article-tags a {
  font-size: 12px;
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--slate-50);
  color: var(--slate-600);
  transition: all .2s ease;
}
.article-tags a:hover { border-color: rgba(245, 166, 35, .6); color: var(--amber-700); background: #fff; }

/* 上一篇 / 下一篇 */
.article-nav { margin-top: 24px; display: grid; grid-template-columns: 1fr; gap: 12px; }
@media (min-width: 640px) { .article-nav { grid-template-columns: repeat(2, 1fr); } }
.article-nav a,
.article-nav .an-static {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px 20px;
  background: #fff;
  transition: border-color .3s ease, transform .3s ease, box-shadow .3s ease;
}
.article-nav a:hover {
  border-color: rgba(245, 166, 35, .6);
  transform: translateY(-3px);
  box-shadow: 0 18px 38px -22px rgba(15, 23, 42, .3);
}
.article-nav .an-label {
  display: block;
  font-size: 12px;
  font-family: 'JetBrains Mono', ui-monospace, Menlo, Consolas, monospace;
  color: var(--slate-400);
}
.article-nav .an-title {
  display: block;
  margin-top: 8px;
  font-size: 15px;
  font-weight: 600;
  color: var(--slate-900);
  line-height: 1.5;
}
.article-nav a:hover .an-title { color: var(--amber-600); }
.article-nav .an-static .an-title { color: var(--slate-400); font-weight: 400; }
@media (min-width: 640px) { .article-nav .an-next { text-align: right; } }

/* ---------- 通用 CTA 区块 ---------- */
.cta-band { border-top: 1px solid var(--line); background: var(--slate-900); color: #fff; }
.cta-band .container {
  padding-top: 60px;
  padding-bottom: 60px;
  display: flex;
  flex-direction: column;
  gap: 24px;
  align-items: flex-start;
}
@media (min-width: 768px) {
  .cta-band .container {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    padding-top: 72px;
    padding-bottom: 72px;
  }
}
.cta-band h2 {
  font-family: 'Space Grotesk', 'Inter', system-ui, sans-serif;
  font-size: 26px;
  font-weight: 600;
  letter-spacing: -.02em;
}
@media (min-width: 768px) { .cta-band h2 { font-size: 34px; } }
.cta-band p { margin-top: 12px; color: var(--slate-300); font-size: 15px; line-height: 1.7; max-width: 640px; }
.cta-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.cta-band .btn-outline {
  border-color: rgba(255, 255, 255, .35);
  color: #fff;
  background: transparent;
}
.cta-band .btn-outline:hover { background: rgba(255, 255, 255, .1); }

/*返回顶部-TOP*/
p#top{ position:fixed;display:none;bottom:0px;right:20px;}  
p#top a{text-align:center;text-decoration:none;color:#d1d1d1;display:block;width:30px;transition:color 1s;}  
p#top a:hover{ color:#979797;  }  
p#top a span{background:url(../images/gotop.png) no-repeat center;border-radius:6px;display:block;width:54px;height:30px;transition:background 1s;right: 5px;position: relative;bottom: 10px;}  
#top a:hover span{background:url(../images/gotop.png) no-repeat center;}



/* -- lift --*/
.lift{color: #999;font-size: 14px;border-top: 1px solid #ddd;padding: 5px 10px;width:100%;margin: 0 auto;margin-top: 35px;box-sizing: border-box;}
.lift a{color: #999;padding:10px 0;display: inline;word-break: break-word;box-sizing: border-box;width: 100%;}
.lift span{margin-right: 15px;}
.lift p{display:block;margin:10px 0;line-height:1.4;}

/* -- ur-here --*/
.ur-here{color: #999999;font-size: 14px;}
.ur-here em{font-style:normal;}

/* -- pager css1 --*/
.pager{text-align: center;padding-top: 20px;color: #666;font-size: 14px;}
.pager a{color: #000;background: #fff;border: 1px solid #ddd;padding: 5px 8px;}
.pager a:hover{background-color: #000;color:#fff;}
.pager a.active{background-color: #000;color: #fff;cursor: default;}

/* -- pager css2 --*/
.pager{text-align: center;padding-top: 20px;color: #666;font-size: 14px;}
.pager ul{display: inline-block;padding: 0;/*border-left: 1px solid #ddd;*/}
.pager ul li{display: block;float: left;}
.pager ul li a, .pager ul li em{display: block;padding: 0 12px;line-height: 30px;text-decoration: none;background-color: #fff;border: 1px solid #ddd;/*border-left-width:0;*/border-radius: 0;}
.pager ul li a:hover{background-color: #f5f5f5;}
.pager ul li.active a{background-color: #f5f5f5;color: #999;cursor: default;}
.pager ul li em.total{margin-left: 10px;border-left-width: 1px;color: #999;}


.pagination{font-size:16px;line-height:1.6;}
.pagination li{position: relative; display: inline-block; margin: 0px 5px 10px 0px; width: auto; min-width: 48px;line-height: 48px;}
.pagination .active{background: #ddd; min-width: 48px; display: inline-block; font-size: 16px; font-weight: 600; color: #000; border-radius: 5px; text-align: center; line-height: 48px;}
.pagination li a{position: relative; display: inline-block; line-height: 48px; height: 48px; min-width: 48px; font-size: 16px; min-width: 48px; font-weight: 600; text-align: center; border-radius: 5px; text-transform: capitalize; transition: all 500ms ease; -webkit-transition: all 500ms ease; -ms-transition: all 500ms ease; -o-transition: all 500ms ease; -moz-transition: all 500ms ease; color: #fff; background-color: #6a1c5a; padding: 0 5px;}
.jumpto{display:none;}

.prev{padding-top:20px;border-top:1px dashed #ddd;}
.next{margin-top:10px;}
.prev a,.next a{color:#555;}