/* DECHEM 站点样式 —— 深蓝 #003B7A / 橙 #FF8A00，移动端优先 */
:root {
  --blue: #003B7A;
  --blue-700: #002A59;
  --blue-800: #001F42;
  --blue-50: #EEF3F9;
  --orange: #FF8A00;
  --orange-700: #E07600;
  --ink: #14202E;
  --body: #3D4A5A;
  --muted: #6B7889;
  --line: #DFE5EC;
  --surface: #FFFFFF;
  --surface-2: #F5F7FA;
  --radius: 8px;
  --radius-lg: 14px;
  --shadow-sm: 0 1px 2px rgba(20, 32, 46, .06), 0 1px 3px rgba(20, 32, 46, .04);
  --shadow: 0 4px 12px rgba(20, 32, 46, .07), 0 2px 4px rgba(20, 32, 46, .04);
  --shadow-lg: 0 16px 40px rgba(20, 32, 46, .12);
  --font: "Montserrat", "Segoe UI", "PingFang SC", "Microsoft YaHei", -apple-system, BlinkMacSystemFont, Arial, sans-serif;
  --maxw: 1200px;
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.65;
  color: var(--body);
  background: var(--surface);
  -webkit-font-smoothing: antialiased;
}

img, video { max-width: 100%; height: auto; display: block; }
a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3, h4 { color: var(--ink); line-height: 1.22; margin: 0 0 .5em; font-weight: 700; letter-spacing: -.01em; }
h1 { font-size: clamp(1.9rem, 4.6vw, 3.1rem); }
h2 { font-size: clamp(1.4rem, 3vw, 2rem); }
h3 { font-size: 1.12rem; }
p { margin: 0 0 1rem; }
ul, ol { margin: 0 0 1rem; padding-inline-start: 1.25rem; }
li { margin-bottom: .4rem; }
address { font-style: normal; }
code { background: var(--surface-2); padding: .12em .4em; border-radius: 4px; font-size: .9em; }

.container { width: min(var(--maxw), calc(100% - 40px)); margin-inline: auto; }
.container.narrow { width: min(780px, calc(100% - 40px)); }

/* 跳转到主内容：使用 clip + 绝对定位，避免撑开页面滚动宽度（RTL 下 left 负值会撑宽页面） */
.skip-link {
  position: absolute; top: 0; z-index: 999;
  inset-inline-start: 0;
  width: 1px; height: 1px; overflow: hidden;
  clip: rect(0 0 0 0); clip-path: inset(50%);
  background: var(--blue); color: #fff; padding: 12px 18px;
  white-space: nowrap;
}
.skip-link:focus {
  width: auto; height: auto; overflow: visible;
  clip: auto; clip-path: none;
  padding: 12px 18px;
}

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: var(--surface);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; min-height: 68px;
}
.brand { display: flex; align-items: center; flex-shrink: 0; }
.brand img { height: 34px; width: auto; }

.nav-toggle {
  display: inline-flex; flex-direction: column; justify-content: center; gap: 5px;
  width: 44px; height: 44px; padding: 0 10px;
  background: none; border: 1px solid var(--line); border-radius: var(--radius);
  cursor: pointer;
}
.nav-toggle-bar { display: block; height: 2px; background: var(--ink); border-radius: 2px; transition: transform .2s, opacity .2s; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.primary-nav { display: none; }
.primary-nav ul { display: flex; gap: 4px; list-style: none; margin: 0; padding: 0; }
.primary-nav li { margin: 0; }
.primary-nav a {
  display: block; padding: 10px 13px; color: var(--ink); white-space: nowrap;
  font-weight: 600; font-size: .95rem; border-radius: var(--radius);
}
.primary-nav a:hover { background: var(--blue-50); color: var(--blue); text-decoration: none; }
.primary-nav > ul a[aria-current="page"] {
  color: var(--blue); background: var(--blue-50); font-weight: 700;
}
.primary-nav > ul a[aria-current="page"]:hover { background: var(--blue-50); }
.nav-actions { display: flex; gap: 10px; margin-top: 10px; align-items: center; }

/* 语言切换（导航栏内） */
.lang-menu { position: relative; }
.lang-btn {
  display: inline-flex; align-items: center; gap: 6px; white-space: nowrap;
  height: 42px; padding: 0 12px;
  background: var(--surface); color: var(--ink);
  border: 1px solid var(--line); border-radius: var(--radius);
  font-size: .88rem; font-weight: 600; cursor: pointer;
}
.lang-btn:hover { border-color: var(--blue); color: var(--blue); }
.lang-btn svg { color: var(--muted); }
.lang-btn .lang-caret { transition: transform .2s; }
.lang-btn[aria-expanded="true"] .lang-caret { transform: rotate(180deg); }
.lang-btn[aria-expanded="true"] { border-color: var(--blue); color: var(--blue); }
.primary-nav .lang-list {
  position: absolute; inset-inline-end: 0; top: calc(100% + 8px);
  display: block; min-width: 176px; z-index: 120;
  list-style: none; margin: 0; padding: 6px;
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius-lg); box-shadow: var(--shadow);
}
.primary-nav .lang-list[hidden] { display: none; }
.primary-nav .lang-list li { margin: 0; }
.primary-nav .lang-list a {
  display: block; padding: 9px 12px; border-radius: var(--radius);
  font-size: .9rem; font-weight: 500; color: var(--ink); white-space: nowrap;
}
.primary-nav .lang-list a:hover { background: var(--blue-50); color: var(--blue); text-decoration: none; }
.primary-nav .lang-list a[aria-current] { color: var(--orange); font-weight: 700; }
.nav-external { white-space: nowrap; }
.mobile-lang { padding: 4px 0 16px; border-top: 1px solid var(--line); }
.mobile-lang-label {
  display: block; margin: 12px 0 8px;
  font-size: .78rem; letter-spacing: .06em; text-transform: uppercase; color: var(--muted);
}

.mobile-nav { border-top: 1px solid var(--line); background: var(--surface); padding: 12px 20px 20px; }
.mobile-nav ul { list-style: none; margin: 0 0 14px; padding: 0; }
.mobile-nav li { margin: 0; border-bottom: 1px solid var(--line); }
.mobile-nav a { display: block; padding: 14px 4px; color: var(--ink); font-weight: 600; }
.mobile-nav a[aria-current="page"] { color: var(--blue); font-weight: 700; }
.mobile-nav[hidden] { display: none; }

@media (min-width: 980px) {
  .nav-toggle { display: none; }
  .mobile-nav { display: none !important; }
  .primary-nav { display: flex; align-items: center; gap: 20px; }
  .nav-actions { margin-top: 0; }
}

@media (min-width: 980px) and (max-width: 1199px) {
  .header-inner { gap: 10px; }
  .primary-nav { gap: 12px; }
  .primary-nav ul { gap: 0; }
  .primary-nav a { padding: 10px 9px; font-size: .88rem; }
  .nav-actions { gap: 6px; }
  .lang-btn { padding: 0 9px; font-size: .82rem; }
  .lang-cur, .lang-current { font-size: .82rem; }
  .btn-sample { padding-inline: 12px; font-size: .86rem; }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 44px; padding: 12px 22px;
  font-family: inherit; font-size: .95rem; font-weight: 600; line-height: 1.2;
  border: 1px solid transparent; border-radius: var(--radius);
  cursor: pointer; text-align: center; transition: background .16s, color .16s, border-color .16s, transform .1s;
}
.btn:hover { text-decoration: none; }
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--orange); color: #fff; }
.btn-primary:hover { background: var(--orange-700); color: #fff; }
.btn-secondary { background: var(--blue); color: #fff; }
.btn-secondary:hover { background: var(--blue-700); color: #fff; }
.btn-outline { background: transparent; color: var(--blue); border-color: var(--blue); }
.btn-outline:hover { background: var(--blue-50); }
.btn-ghost { background: var(--surface-2); color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { background: var(--line); }
.btn-sm { min-height: 38px; padding: 9px 16px; font-size: .875rem; }
.btn-lg { min-height: 50px; padding: 14px 30px; font-size: 1rem; }
.btn-block { width: 100%; }

/* ---------- Hero ---------- */
.hero { background: linear-gradient(165deg, var(--blue-800) 0%, var(--blue) 58%, #0a4f96 100%); color: #fff; overflow: hidden; }
.hero-inner { display: grid; gap: 32px; padding: 52px 0 60px; }
.hero-copy .eyebrow {
  display: inline-block; margin: 0 0 16px; padding: 6px 13px;
  font-size: .78rem; font-weight: 600; letter-spacing: .04em; text-transform: uppercase;
  color: #ffd9a8; border: 1px solid rgba(255, 255, 255, .28); border-radius: 100px;
}
.hero h1 { color: #fff; margin-bottom: 16px; }
.hero-lead { font-size: 1.06rem; color: rgba(255, 255, 255, .9); max-width: 62ch; margin-bottom: 12px; }
.hero-sub { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .92rem; color: #a8c8ea; letter-spacing: .06em; margin-bottom: 26px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.hero-media img { border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); width: 100%; }

@media (min-width: 900px) {
  .hero-inner { grid-template-columns: 1.05fr .95fr; align-items: center; gap: 48px; padding: 76px 0 84px; }
  .hero-lead { font-size: 1.12rem; }
}

/* ---------- Sections ---------- */
.section { padding: 56px 0; }
.section:nth-of-type(even) { background: var(--surface-2); }
.section-head { max-width: 68ch; margin-bottom: 32px; }
.section-head-center { margin-inline: auto; text-align: center; }
.section-head p { color: var(--muted); margin-bottom: 0; text-wrap: balance; }
.section-foot { margin-top: 28px; }
.section-note { color: var(--muted); font-size: .92rem; margin-top: -8px; }
.prose-col { max-width: 780px; }
.two-col { display: grid; gap: 32px; }
@media (min-width: 860px) { .two-col { grid-template-columns: 1fr 1fr; gap: 48px; } }

.page-hero { background: var(--blue-800); color: #fff; padding: 48px 0; }
.page-hero h1 { color: #fff; margin-bottom: 12px; }
.page-hero p { color: rgba(255, 255, 255, .84); max-width: 72ch; margin-bottom: 0; }
.page-hero .note { color: rgba(255, 255, 255, .62); font-size: .88rem; margin-top: 8px; }
.page-hero .eyebrow { color: #ffd9a8; font-family: ui-monospace, Menlo, monospace; letter-spacing: .05em; font-size: .9rem; margin-bottom: 8px; }
/* 带背景图的页面头（Products）：图片铺满 + 左侧深色渐变保证文字可读 */
.page-hero--media {
  position: relative; display: flex; align-items: center;
  min-height: 340px; padding: 64px 0;
  background-image:
    linear-gradient(90deg, rgba(0, 31, 66, .90) 0%, rgba(0, 31, 66, .72) 42%, rgba(0, 31, 66, .26) 100%),
    var(--hero-img, none);
  background-size: cover, cover;
  background-position: center, 50% 58%;
  background-repeat: no-repeat;
}
.page-hero--media .container { position: relative; z-index: 1; }
.page-hero--media p { max-width: 56ch; color: rgba(255, 255, 255, .9); }
@media (max-width: 700px) {
  .page-hero--media h1 { font-size: 1.62rem; line-height: 1.22; }
  .page-hero--media p { font-size: .95rem; line-height: 1.55; }
}
@media (max-width: 700px) {
  .page-hero--media {
    min-height: 260px; padding: 44px 0;
    background-image:
      linear-gradient(180deg, rgba(0, 31, 66, .88) 0%, rgba(0, 31, 66, .78) 100%),
      var(--hero-img, none);
    background-position: center, 62% 55%;
  }
}

/* News 列表页头：实验室团队 + 全球网络图；左侧重渐变压住画面，右侧透出图片 */
.page-hero--news {
  background-image:
    linear-gradient(90deg, rgba(0, 31, 66, .95) 0%, rgba(0, 31, 66, .86) 46%, rgba(0, 31, 66, .42) 100%),
    var(--hero-img, none);
  background-position: center, 50% 12%;
}
@media (max-width: 700px) {
  .page-hero--news {
    background-image:
      linear-gradient(180deg, rgba(0, 31, 66, .90) 0%, rgba(0, 31, 66, .70) 100%),
      var(--hero-img, none);
    background-position: center, 55% 30%;
  }
}

/* RTL：文字在右，渐变同步镜像，避免正文压在画面最亮处 */
[dir="rtl"] .page-hero--news {
  background-image:
    linear-gradient(270deg, rgba(0, 31, 66, .95) 0%, rgba(0, 31, 66, .88) 46%, rgba(0, 31, 66, .56) 100%),
    var(--hero-img, none);
}

/* ---------- Product cards ---------- */
.product-grid { display: grid; gap: 24px; grid-template-columns: 1fr; }
@media (min-width: 640px) { .product-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .product-grid { grid-template-columns: repeat(4, 1fr); } }

.product-card {
  display: flex; flex-direction: column;
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg);
  overflow: hidden; box-shadow: var(--shadow-sm); transition: box-shadow .2s, transform .2s;
}
.product-card:hover { box-shadow: var(--shadow); transform: translateY(-2px); }
.product-card-media { display: block; background: var(--surface-2); aspect-ratio: 1; overflow: hidden; }
.product-card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s; }
.product-card:hover .product-card-media img { transform: scale(1.04); }
.product-card-body { padding: 20px; display: flex; flex-direction: column; flex: 1; }
.product-card-abbr { font-family: ui-monospace, Menlo, monospace; font-size: .8rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--orange); margin: 0 0 8px; }
.product-card h3, .product-card h2 { font-size: 1.06rem; margin-bottom: 8px; line-height: 1.35; }
.product-card h3 a, .product-card h2 a { color: var(--ink); }
.product-card-cas { font-family: ui-monospace, Menlo, monospace; font-size: .8rem; color: var(--muted); margin: 0; letter-spacing: .04em; }
.product-card-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: auto; padding-top: 18px; }

/* ---------- Applications：图片卡片（5 列） ---------- */
.app-grid { display: grid; gap: 16px; grid-template-columns: 1fr; }
@media (min-width: 560px) { .app-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1000px) { .app-grid { grid-template-columns: repeat(5, 1fr); } }
.app-card {
  display: flex; flex-direction: column;
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius-lg); overflow: hidden;
  box-shadow: var(--shadow-sm); transition: box-shadow .2s, transform .2s;
}
.app-card:hover { box-shadow: var(--shadow); transform: translateY(-2px); }
.app-card-media { display: block; width: 100%; aspect-ratio: 1 / 1; object-fit: cover; }
.app-card-body { padding: 18px 18px 22px; }
.app-card-body h3 { font-size: 1.06rem; line-height: 1.35; margin: 0 0 10px; color: var(--ink); }
.app-card-body p { font-size: .92rem; line-height: 1.55; color: var(--muted); margin: 0; }

/* ---------- Packaging ---------- */
/* 包装图带：容器内按原图 1672:941 显示，圆角收边；包装要点已标注在图内 */
.pack-band {
  margin: 0; overflow: hidden; border-radius: var(--radius-lg);
  background: var(--blue-800); box-shadow: var(--shadow-sm);
}
.pack-band img {
  display: block; width: 100%; height: auto;
  aspect-ratio: 1672 / 941;
  object-fit: cover; object-position: 50% 50%;
}
@media (max-width: 700px) {
  .pack-band { border-radius: var(--radius); }
}

/* ---------- About (home) ---------- */
.about-inner { display: grid; gap: 30px; align-items: center; }
@media (min-width: 900px) { .about-inner { grid-template-columns: 1fr 1fr; gap: 52px; } }
.section-about .about-media { order: -1; }
.about-media img {
  display: block; width: 100%; height: auto; aspect-ratio: 1600 / 900;
  object-fit: cover; border-radius: var(--radius-lg); box-shadow: var(--shadow-sm);
}
/* 首页 About 图 → 企业视频（YouTube）播放徽标 */
.about-video { position: relative; display: block; border-radius: var(--radius-lg); }
.about-video-play {
  position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%);
  width: 76px; height: 76px; border-radius: 50%; display: grid; place-items: center;
  background: rgba(255, 255, 255, .93); color: var(--blue-800);
  box-shadow: 0 10px 28px rgba(0, 31, 66, .3); pointer-events: none;
  transition: transform .18s ease, background .18s ease;
}
.about-video:hover .about-video-play,
.about-video:focus-visible .about-video-play { transform: translate(-50%, -50%) scale(1.06); background: #fff; }
.about-video:focus-visible { outline: 3px solid rgba(255, 138, 0, .6); outline-offset: 3px; }
@media (max-width: 600px) { .about-video-play { width: 62px; height: 62px; } }
.about-copy h2 { margin-top: 0; }
.about-lead { color: var(--muted); line-height: 1.65; }
.about-stats {
  list-style: none; padding: 0; margin: 24px 0 26px;
  display: grid; gap: 18px 24px; grid-template-columns: repeat(2, minmax(0, 1fr));
}
.about-stat-v { display: block; font-size: 1.3rem; font-weight: 700; line-height: 1.2; color: var(--ink); }
.about-stat-l { display: block; margin-top: 4px; font-size: .85rem; color: var(--muted); }

/* ---------- About Us page (6 段结构) ---------- */
.about-split { display: grid; gap: 32px; align-items: start; }
@media (min-width: 940px) {
  .about-split { grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center; }
  .about-split--reverse .about-media { order: -1; }
}
.about-text h2 { margin-top: 0; }
.about-text p { color: var(--muted); line-height: 1.72; }
.about-text p + p { margin-top: 14px; }
.about-media img,
.about-media .company-video {
  display: block; width: 100%; height: auto;
  border-radius: var(--radius-lg); box-shadow: var(--shadow-sm);
}
.fact-card {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius-lg); padding: 28px 30px; box-shadow: var(--shadow-sm);
}
.fact-card .about-stats { margin: 0; gap: 22px 24px; }
/* 证书板块说明：放宽行宽，正文控制在两行 */
.section-about-certs .section-head { max-width: 760px; }
.section-about-certs .cert-grid { margin-top: 8px; }

/* Global Supply & Export Network：标题 + 双段引言 / 通栏网络图 */
.export-head { display: block; }
.export-head h2 { margin: 0; }
.export-lead { margin-top: 13px; }
.export-lead p { margin: 0; color: var(--muted); line-height: 1.72; }
.export-lead p + p { margin-top: 12px; }
@media (min-width: 1100px) {
  .export-head { display: grid; grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr); gap: 56px; align-items: start; }
  .export-lead { margin-top: 10px; }
}
.export-map {
  margin: 44px 0 0; border-radius: var(--radius-lg); overflow: hidden;
  box-shadow: var(--shadow-sm); background: var(--blue-800);
}
.export-map img { display: block; width: 100%; height: auto; }
@media (max-width: 899px) {
  .export-map { margin-top: 28px; }
}


/* Manufacturing Excellence：图随文案栏等高铺满，避免图下方留白 */
.section-about-mfg .about-split { align-items: center; }
.about-media--panel { margin: 0; }
.section-about-mfg .gallery { margin-top: 44px; }

.about-media--panel img {
  width: 100%; height: auto; aspect-ratio: 16 / 10;
  object-fit: cover; object-position: 50% 50%;
}
@media (max-width: 939px) {
  .about-media--panel img { height: auto; aspect-ratio: 16 / 10; }
  .section-about-mfg .gallery { margin-top: 28px; }
}


/* About · Company Overview：标题左 / 正文右的双栏抬头 + 通栏鸟瞰图 */
.overview-head { display: block; }
.overview-head h2 { margin: 0; text-wrap: balance; }
/* 副标题：窄屏在标题下方左对齐，行宽控制在舒适阅读区 */
.overview-head p {
  margin: 13px 0 0; max-width: 74ch;
  font-size: 1.0625rem; line-height: 1.7; color: var(--muted);
}
/* 宽屏：标题左 / 副标题右的双栏，右边缘与下方图片右缘齐平 */
@media (min-width: 1100px) {
  .overview-head {
    display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr);
    gap: 56px; align-items: start; text-align: start;
  }
  .overview-head p { margin: 10px 0 0; max-width: none; }
}
.overview-banner {
  margin: 48px 0 0; border-radius: var(--radius-lg);
  overflow: hidden; box-shadow: var(--shadow-sm); background: var(--blue-800);
}
.overview-banner img { display: block; width: 100%; height: auto; }

/* 手机端：图片裁掉图内数据条，改用同款蓝底 HTML 数据条 */
.overview-stats { display: none; }
@media (max-width: 899px) {
  .overview-banner { aspect-ratio: 1600 / 711; border-radius: var(--radius-lg) var(--radius-lg) 0 0; }
  .overview-banner { margin-top: 28px; }
  .overview-head p { font-size: 1rem; margin-top: 11px; }
  .overview-stats {
    display: grid; grid-template-columns: 1fr 1fr; gap: 13px 18px;
    margin: 0; padding: 17px 22px 19px; list-style: none;
    background: var(--blue-800);
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
    box-shadow: var(--shadow-sm);
  }
  .overview-stats li { display: flex; flex-direction: column; gap: 3px; }
  .overview-stats .v { font-size: 1.25rem; font-weight: 700; line-height: 1.1; color: #fff; }
  .overview-stats .l { font-size: .78rem; line-height: 1.3; color: rgba(255, 255, 255, .72); }
}


.page-hero--media h1 { text-wrap: balance; }
.about-text h2, .section-head h2 { text-wrap: balance; }

/* ---------- Capability ---------- */
.capability-inner { display: grid; gap: 32px; }
@media (min-width: 900px) { .capability-inner { grid-template-columns: 1fr 1fr; align-items: center; gap: 52px; } }
.capability-copy { max-width: 68ch; }
.capability-copy > p { color: var(--muted); }
.check-list { list-style: none; padding: 0; margin: 20px 0 26px; }
.check-list li { position: relative; padding-inline-start: 30px; margin-bottom: 14px; font-weight: 500; color: var(--ink); }
.check-list li strong { display: block; font-size: 1rem; font-weight: 600; line-height: 1.35; }
.check-list li span { display: block; margin-top: 3px; font-size: .92rem; font-weight: 400; line-height: 1.5; color: var(--muted); }
.check-list li::before {
  content: ""; position: absolute; inset-inline-start: 0; top: 7px;
  width: 18px; height: 18px; border-radius: 50%;
  background: var(--orange) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23fff' stroke-width='3.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6L9 17l-5-5'/%3E%3C/svg%3E") center / 11px no-repeat;
}
.capability-media img, .cert-media img { border-radius: var(--radius-lg); width: 100%; box-shadow: var(--shadow); }
.cert-inner { display: grid; gap: 32px; }
@media (min-width: 900px) { .cert-inner { grid-template-columns: 1fr 1fr; align-items: center; gap: 52px; } }
.cert-list { list-style: none; padding: 0; }
.cert-list li { padding: 10px 0; border-bottom: 1px solid var(--line); }
.cert-list a { font-weight: 500; }

/* 证书缩略图：一排六张，点击打开 PDF */
.cert-grid { display: grid; gap: 12px; grid-template-columns: repeat(2, 1fr); }
@media (min-width: 640px) { .cert-grid { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1200px) { .cert-grid { grid-template-columns: repeat(6, 1fr); } }
.cert-card {
  display: flex; flex-direction: column; background: var(--surface);
  border: 1px solid var(--line); border-radius: 8px; overflow: hidden;
  text-decoration: none; transition: box-shadow .2s, transform .2s, border-color .2s;
}
.cert-card:hover { box-shadow: var(--shadow); transform: translateY(-2px); border-color: #c9d3e0; }
.cert-thumb {
  display: block; position: relative; aspect-ratio: 700 / 990;
  background: #fff; border-bottom: 1px solid var(--line); overflow: hidden;
}
.cert-thumb img { display: block; width: 100%; height: 100%; object-fit: cover; object-position: top center; }

/* ISO 证书：加类似 REACH 证书的金色双线边框（仅站内展示，PDF 原件不改） */
.cert-card--framed .cert-thumb { background: #fdfaf2; padding: 7px; }
.cert-card--framed .cert-thumb::before {
  content: ''; position: absolute; inset: 3px; z-index: 2; pointer-events: none;
  border: 1px solid rgba(184, 147, 63, .85); border-radius: 1px;
}
.cert-card--framed .cert-thumb::after {
  content: ''; position: absolute; inset: 5.5px; z-index: 2; pointer-events: none;
  border: 1px solid rgba(184, 147, 63, .45);
}
.cert-card-label { padding: 10px 10px 12px; font-size: .8rem; font-weight: 600; line-height: 1.35; color: var(--ink); }

/* ---------- Process ---------- */
.process-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 16px; }
@media (min-width: 860px) { .process-list { grid-template-columns: repeat(4, 1fr); } }
.process-step { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 22px 18px; margin: 0; position: relative; }
.process-num {
  display: inline-flex; align-items: center; justify-content: center;
  width: 30px; height: 30px; border-radius: 50%;
  background: var(--blue); color: #fff; font-weight: 700; font-size: .88rem; margin-bottom: 10px;
}
.process-step p { margin: 0; font-size: .92rem; color: var(--body); }

/* ---------- FAQ ---------- */
.faq-list { border-top: 1px solid var(--line); }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-item summary {
  cursor: pointer; padding: 18px 32px 18px 0; font-weight: 600; color: var(--ink);
  list-style: none; position: relative;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+"; position: absolute; inset-inline-end: 6px; top: 50%; transform: translateY(-50%);
  font-size: 1.4rem; color: var(--orange); line-height: 1;
}
.faq-item[open] summary::after { content: "−"; }
.faq-item p { margin: 0 0 18px; color: var(--muted); }

/* ---------- Inquiry form ---------- */
.section-inquiry { background: var(--blue-800); color: #fff; }
.section-inquiry h2 { color: #fff; }
.inquiry-inner { display: grid; gap: 36px; }
@media (min-width: 940px) { .inquiry-inner { grid-template-columns: .85fr 1.15fr; gap: 56px; } }
.inquiry-copy p { color: rgba(255, 255, 255, .8); }
.inquiry-contact-list { list-style: none; padding: 0; margin: 24px 0 0; }
.inquiry-contact-list li { padding: 9px 0; border-bottom: 1px solid rgba(255, 255, 255, .14); }
.inquiry-contact-list a { color: #fff; font-weight: 600; }

.inquiry-form {
  background: var(--surface); border-radius: var(--radius-lg);
  padding: 26px 22px; box-shadow: var(--shadow-lg); color: var(--body);
}
@media (min-width: 640px) { .inquiry-form { padding: 32px; } }
.form-grid { display: grid; gap: 16px; grid-template-columns: 1fr; }
@media (min-width: 620px) { .form-grid { grid-template-columns: 1fr 1fr; } }
.field-full { grid-column: 1 / -1; }
.field label { display: block; font-size: .86rem; font-weight: 600; color: var(--ink); margin-bottom: 6px; }
.field input[type=text], .field input[type=email], .field input[type=tel], .field textarea, .field select {
  width: 100%; min-height: 46px; padding: 11px 13px;
  font-family: inherit; font-size: .95rem; color: var(--ink);
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
}
.field textarea { min-height: 90px; resize: vertical; }
.field input:focus, .field textarea:focus, .field select:focus {
  outline: 2px solid var(--blue); outline-offset: 1px; border-color: var(--blue);
}
.req { color: var(--orange); }
.check-grid { display: grid; gap: 10px; grid-template-columns: 1fr; }
@media (min-width: 520px) { .check-grid { grid-template-columns: 1fr 1fr; } }
.check-option, .radio-option { display: flex; align-items: flex-start; gap: 9px; font-weight: 500; font-size: .92rem; color: var(--body); cursor: pointer; }
.check-option input, .radio-option input { margin-top: 4px; width: 17px; height: 17px; accent-color: var(--blue); flex-shrink: 0; }
.consent { align-items: flex-start; font-size: .87rem; color: var(--muted); }
.radio-row { display: flex; flex-wrap: wrap; gap: 16px; }
.form-submit { margin-top: 20px; display: flex; flex-wrap: wrap; align-items: center; gap: 16px; }
.form-status { margin: 0; font-size: .9rem; font-weight: 500; }
.form-status.ok { color: #0d7a3f; }
.form-status.err { color: #c0392b; }
/* 蜜罐字段：视觉隐藏但保持可聚焦（不使用负偏移，避免 RTL 下撑宽页面） */
.honeypot {
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0 0 0 0); clip-path: inset(50%);
}

/* ---------- Product detail ---------- */
.product-hero-inner { display: grid; gap: 28px; }
@media (min-width: 900px) { .product-hero-inner { grid-template-columns: 1.1fr .9fr; align-items: center; gap: 48px; } }
.product-hero .lede { color: rgba(255, 255, 255, .86); font-size: 1.04rem; }
.product-hero-media img { border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); width: 100%; }
.bullet-list { padding-inline-start: 1.1rem; }
.bullet-list li { padding: 5px 0; }

.spec-table { width: 100%; border-collapse: collapse; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.spec-table th, .spec-table td { padding: 11px 15px; text-align: start; border-bottom: 1px solid var(--line); font-size: .93rem; }
.spec-table thead th { background: var(--blue); color: #fff; font-weight: 600; font-size: .84rem; text-transform: uppercase; letter-spacing: .04em; }
.spec-table tbody th { font-weight: 600; color: var(--ink); background: var(--surface-2); width: 42%; }
.spec-table tbody tr:last-child th, .spec-table tbody tr:last-child td { border-bottom: 0; }
.table-scroll { overflow-x: auto; margin-bottom: 28px; -webkit-overflow-scrolling: touch; }

.doc-list { list-style: none; padding: 0; }
.doc-list li { border-bottom: 1px solid var(--line); }
.doc-list a { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 12px 0; font-weight: 500; }
.doc-missing { font-size: .9rem; color: var(--muted); background: var(--surface-2); padding: 12px 14px; border-radius: var(--radius); border: 1px dashed var(--line); }
.section-specs { background: var(--surface-2); }
.related-grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }
.related-card { display: block; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-sm); color: var(--ink); }
.related-card:hover { text-decoration: none; box-shadow: var(--shadow); }
.related-card img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }
.related-card span { display: block; padding: 13px 15px; font-weight: 600; font-size: .92rem; }

/* ---------- Blog ---------- */
.post-grid { display: grid; gap: 24px; }
@media (min-width: 680px) { .post-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .post-grid { grid-template-columns: repeat(3, 1fr); } }
.post-card { display: flex; flex-direction: column; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-sm); }
.post-card-media { display: block; aspect-ratio: 16/9; overflow: hidden; background: var(--surface-2); }
.post-card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s; }
.post-card:hover .post-card-media img { transform: scale(1.03); }
.post-card-body { padding: 20px; display: flex; flex-direction: column; flex: 1; }
.post-meta { display: flex; gap: 10px; align-items: center; font-size: .8rem; color: var(--muted); margin-bottom: 10px; flex-wrap: wrap; }
.post-cat { color: var(--orange); font-weight: 700; text-transform: uppercase; letter-spacing: .04em; }
.post-card h2 { font-size: 1.08rem; margin-bottom: 8px; }
.post-card h2 a { color: var(--ink); }
.post-card-body > p { font-size: .91rem; color: var(--muted); flex: 1; }
.link-more { font-weight: 600; font-size: .9rem; }

.post-header { padding: 44px 0 30px; }
.post-header .lede { font-size: 1.06rem; color: var(--muted); }
.post-figure { margin-bottom: 34px; }
.post-figure img { border-radius: var(--radius-lg); width: 100%; height: auto; object-fit: cover; }
.post-body { padding-bottom: 12px; }
.post-body h2 { margin-top: 34px; font-size: 1.32rem; }
.post-body h3 { margin-top: 26px; }
.post-body p, .post-body li { font-size: 1rem; line-height: 1.78; color: var(--body); }
.post-body strong { color: var(--ink); }
.post-cta { display: flex; flex-wrap: wrap; gap: 12px; padding: 26px 0 0; }
.prose p { line-height: 1.78; }

/* ---------- Contact ---------- */
.contact-layout { align-items: start; }
.contact-dl { margin: 0 0 28px; }
.contact-dl dt { font-weight: 700; color: var(--ink); font-size: .84rem; text-transform: uppercase; letter-spacing: .04em; margin-top: 14px; }
.contact-dl dd { margin: 3px 0 0; }
.note { font-size: .9rem; color: var(--muted); }

/* Contact：浅底双栏 —— 左列联系信息 + 报价要点卡，右列表单卡，两列材质统一、顶部齐平 */
.section.section-contact { background: var(--surface-2); padding-block: 80px; }
/* 标题横跨两栏，其下左（图/信息/提示）右（询价单）两条栏顶线自然对齐 */
.contact-wrap {
  display: grid; grid-template-columns: minmax(0, 1fr);
  gap: 40px; align-items: start;
}
.contact-title { grid-column: 1 / -1; margin: 0; }
@media (min-width: 1024px) {
  .contact-wrap { grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr); gap: 44px 72px; }
}
/* 厂区图：替代原「公司 / 生产基地」两行，宽幅裁切成图带 */
.contact-media {
  margin: 0 0 26px; border-radius: 12px; overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.contact-media img {
  display: block; width: 100%; height: auto; aspect-ratio: 25 / 12;
  object-fit: cover; object-position: 50% 46%;
}
.contact-dl {
  display: grid; grid-template-columns: 118px minmax(0, 1fr);
  gap: 20px 24px; margin: 0;
}
.contact-dl dt {
  margin: 0; font-weight: 700; font-size: .72rem; text-transform: uppercase;
  letter-spacing: .1em; line-height: 1.9; color: #5F6B7C;
}
.contact-dl dd { margin: 0; font-size: .97rem; line-height: 1.6; color: var(--ink); }
.contact-dl dd a {
  color: var(--blue); text-decoration: underline;
  text-decoration-color: rgba(0, 59, 122, .22); text-underline-offset: 2px;
}
.contact-dl dd a:hover { color: var(--orange); text-decoration-color: currentColor; }
/* 号码后缀标注：办公室 / 国际销售，弱化但不抢行内链接 */
.contact-dl dd .dl-tag { color: #5F6B7C; font-size: .88em; white-space: nowrap; }
/* 留言框高度 +20%：90px -> 108px（仅 Contact 询价单） */
.section-contact .field textarea { min-height: 137px; }
/* 阿语等 RTL 界面：电话/WhatsApp 号码按 LTR 渲染，避免 +86 被重排到末尾 */
[dir="rtl"] a[href^="tel:"],
[dir="rtl"] a[href*="wa.me"] { direction: ltr; unicode-bidi: isolate; }

/* 报价要点：白卡 + 橙色起始边界，与右侧表单卡形成两块一致的体块 */
.contact-tip {
  margin-top: 32px; padding: 20px 22px;
  background: var(--surface); border: 1px solid var(--line);
  border-inline-start: 3px solid var(--orange); border-radius: 12px;
}
.contact-tip h3 { margin: 0 0 8px; font-size: 1rem; color: var(--blue-800); }
.contact-tip p { margin: 0; font-size: .9rem; line-height: 1.65; color: #5F6B7C; }

/* 表单卡：描边 + 轻投影，避免整块过重 */
.section-contact .inquiry-form {
  align-self: start; padding: 32px;
  border: 1px solid var(--line); border-radius: 16px; box-shadow: var(--shadow-sm);
}
.section-contact .form-grid { gap: 18px 20px; }
.section-contact .form-submit { margin-top: 26px; }
/* 留言框到隐私勾选：拉开留白，勾选行自成一块，避免勾选框顶在字段左下角 */
.section-contact .form-grid .field-consent { margin-top: 8px; }
.section-contact .consent {
  gap: 10px; font-size: .88rem; line-height: 1.65; color: #5F6B7C;
}
.section-contact .consent input { margin-top: 1px; width: 18px; height: 18px; }


@media (max-width: 1023px) {
  .section.section-contact { padding-block: 60px; }
}
@media (max-width: 640px) {
  .section.section-contact { padding-block: 44px; }
  .contact-dl { grid-template-columns: 1fr; gap: 6px; }
  .contact-dl dt { margin-top: 14px; line-height: 1.5; }
  .contact-dl dt:first-of-type { margin-top: 0; }
  .contact-dl dd { margin-bottom: 4px; }
  .contact-media { margin-bottom: 22px; }
  .contact-media img { aspect-ratio: 3 / 2; object-position: 50% 42%; }
  .contact-tip { margin-top: 26px; padding: 18px; }
  .section-contact .inquiry-form { padding: 22px 20px; }
  .section-contact .form-submit .btn { width: 100%; }
}

/* ---------- Video / gallery ---------- */
.company-video { width: 100%; border-radius: var(--radius-lg); background: #000; }
.gallery { display: grid; gap: 16px; grid-template-columns: 1fr; }
@media (min-width: 700px) { .gallery { grid-template-columns: repeat(3, 1fr); } }
.gallery-item { margin: 0; }
.gallery-item img { border-radius: var(--radius-lg); width: 100%; aspect-ratio: 3/2; object-fit: cover; box-shadow: var(--shadow-sm); }

/* ---------- Breadcrumbs ---------- */
/* Contact 页头：握手 + 厂区实景；图自带左侧蓝底，文字侧再压一层，右侧透出人物 */
.page-hero--contact {
  display: flex; align-items: center; min-height: 260px;
  background-image:
    linear-gradient(90deg, rgba(0, 31, 66, .93) 0%, rgba(0, 31, 66, .84) 34%, rgba(0, 31, 66, .56) 62%,
      rgba(0, 31, 66, .12) 100%),
    var(--hero-img, none);
  background-size: cover, cover;
  background-position: center, 50% 28%;
  background-repeat: no-repeat, no-repeat;
}
@media (max-width: 700px) {
  .page-hero--contact {
    background-image:
      linear-gradient(180deg, rgba(0, 31, 66, .92) 0%, rgba(0, 31, 66, .82) 100%),
      var(--hero-img, none);
    background-position: center, 72% 28%;
  }
}
/* RTL：文字在右，渐变镜像，人物仍留在左半幅 */
[dir="rtl"] .page-hero--contact {
  display: flex; align-items: center; min-height: 260px;
  background-image:
    linear-gradient(270deg, rgba(0, 31, 66, .93) 0%, rgba(0, 31, 66, .84) 34%, rgba(0, 31, 66, .56) 62%,
      rgba(0, 31, 66, .12) 100%),
    var(--hero-img, none);
  background-position: center, 50% 28%;
}

.breadcrumbs { border-bottom: 1px solid var(--line); background: var(--surface-2); }
.breadcrumbs ol { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; margin: 0; padding: 12px 0; font-size: .85rem; }
.breadcrumbs li { margin: 0; display: flex; gap: 8px; align-items: center; }
.breadcrumbs li + li::before { content: "/"; color: var(--muted); }
.breadcrumbs span { color: var(--muted); }
.breadcrumbs .container { display: block; }

/* 锚点跳转给吸顶头留白（header 69px + 15px 余量），避免标题被压住 */
section[id] { scroll-margin-top: 84px; }

/* ---------- Footer ---------- */
.site-footer { background: var(--blue-800); color: rgba(255, 255, 255, .74); padding: 54px 0 0; margin-top: 0; }
.footer-grid { display: grid; gap: 34px; padding-bottom: 40px; }
@media (min-width: 760px) { .footer-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .footer-grid { grid-template-columns: 1.55fr .95fr .8fr 1.5fr; gap: 40px; } }
.site-footer img { filter: none; margin-bottom: 18px; height: 35px; width: auto; }
.footer-slogan {
  margin: 0 0 14px; color: #fff; font-size: .8rem; line-height: 1.5;
  letter-spacing: .07em; text-transform: uppercase;
}
.footer-about { margin: 0 0 20px; font-size: .92rem; line-height: 1.7; max-width: 44ch; color: rgba(255, 255, 255, .72); }
.footer-social { display: flex; gap: 10px; }
.footer-social a,
.footer-social .footer-social-item {
  display: inline-flex; align-items: center; justify-content: center;
  width: 38px; height: 38px; border-radius: 50%;
  background: #fff; color: var(--blue-800);
  transition: transform .18s, box-shadow .18s;
}
.footer-social a:hover,
.footer-social .footer-social-item:hover { transform: translateY(-2px); box-shadow: 0 4px 12px rgba(0, 0, 0, .28); }
/* 平台品牌色 */
.footer-social [data-social="linkedin"] { color: #0A66C2; }
.footer-social [data-social="youtube"] { color: #FF0000; }
.footer-social [data-social="facebook"] { color: #1877F2; }
.footer-social [data-social="whatsapp"] { color: #25D366; }
.footer-social [data-social="email"] { color: var(--orange); }
/* 暂无主页链接的平台：仅视觉占位，补入 URL 后改为 <a> 即可 */
span.footer-social-item { cursor: default; }
.footer-social a { cursor: pointer; }
.footer-social a:focus-visible { outline: 3px solid #fff; outline-offset: 2px; }
.footer-social a:hover { background: var(--orange); color: #fff; }
.footer-social svg { width: 18px; height: 18px; }
.site-footer h3 { color: #fff; font-size: .95rem; margin: 0 0 16px; }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer a { color: rgba(255, 255, 255, .82); }
.site-footer a:hover { color: #fff; }
.footer-col li { margin-bottom: 13px; font-size: .92rem; }
.footer-cas { margin-inline-start: 4px; font-size: .82rem; color: rgba(255, 255, 255, .45); white-space: nowrap; }
.footer-contact-list li {
  display: grid; grid-template-columns: 20px 1fr; gap: 10px;
  align-items: start; margin-bottom: 15px;
  font-size: .92rem; line-height: 1.55; color: rgba(255, 255, 255, .86);
}
.footer-contact-list svg { width: 16px; height: 16px; margin-top: 3px; color: rgba(255, 255, 255, .7); }
/* 联系列图标配色：电话红 / WhatsApp 绿 / 邮件橙 / 地址红 */
.footer-contact-list li:nth-child(1) svg { color: #FF3B30; }
.footer-contact-list li:nth-child(2) svg { color: #25D366; }
.footer-contact-list li:nth-child(3) svg { color: #FF8A00; }
.footer-contact-list li:nth-child(4) svg { color: #FF3B30; }
.footer-contact-list address { font-style: normal; }
.footer-note { font-size: .8rem; color: rgba(255, 255, 255, .5); white-space: nowrap; }
.lang-switcher { display: flex; flex-wrap: wrap; gap: 6px 12px; font-size: .82rem; }
.lang-switcher a[aria-current] { color: var(--orange); font-weight: 700; }
.footer-bottom { border-top: 1px solid rgba(255, 255, 255, .14); padding: 22px 0 26px; }
.footer-bottom-row {
  display: flex; flex-wrap: wrap; gap: 8px 28px;
  align-items: center; justify-content: space-between;
}
.footer-bottom p { font-size: .82rem; color: rgba(255, 255, 255, .6); margin: 0; }
.footer-copy { color: rgba(255, 255, 255, .7); }
.footer-legal { display: flex; flex-wrap: wrap; gap: 8px 22px; }
.footer-legal li { margin: 0; font-size: .82rem; }
.footer-copy-sep { display: inline-block; margin: 0 10px; color: rgba(255, 255, 255, .28); }
.footer-entity { font-size: .82rem; color: rgba(255, 255, 255, .5); }
@media (max-width: 1100px) {
  .footer-copy-sep { display: none; }
  .footer-copy .footer-entity { display: block; margin-top: 4px; }
}

/* ---------- 404 ---------- */
.notfound { text-align: center; padding: 90px 0; }
.notfound .btn { margin-top: 14px; }

/* ---------- RTL ---------- */
[dir="rtl"] { text-align: right; }
[dir="rtl"] .product-card-actions, [dir="rtl"] .hero-actions, [dir="rtl"] .post-cta { justify-content: flex-start; }
[dir="rtl"] .check-list li, [dir="rtl"] .bullet-list { padding-inline-start: 0; }
[dir="rtl"] .check-list li { padding-inline-start: 30px; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
}

/* ---------- Hero：真实工厂照片 + HTML 文字覆盖 ---------- */
.hero-banner {
  position: relative;
  background: var(--blue-800);
  padding: 0;
  overflow: hidden;
}
.hero-banner .banner-shell {
  position: relative;
  display: block;
  width: 100%;
  margin: 0;
}
.hero-banner .banner-shell:focus-visible { outline: 3px solid var(--orange); outline-offset: -3px; }
.hero-banner .banner-viewport {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 7;
  min-height: 320px;
  max-height: 620px;
  background: var(--blue-800);
}
.hero-banner .banner-slide {
  position: absolute; inset: 0; margin: 0;
  opacity: 0; visibility: hidden;
  transition: opacity .5s ease, visibility .5s ease;
}
.hero-banner .banner-slide.is-active { opacity: 1; visibility: visible; }
.hero-banner .banner-slide img {
  display: block; width: 100%; height: 100%;
  object-fit: cover; object-position: center;
}
/* 深色渐变保证文字对比度 */
.hero-banner .banner-viewport::after {
  content: "";
  position: absolute; inset: 0; z-index: 1; pointer-events: none;
  background: linear-gradient(100deg, rgba(0, 18, 40, .95) 0%, rgba(0, 25, 55, .9) 34%, rgba(0, 38, 80, .62) 58%, rgba(0, 48, 100, .28) 100%);
}
[dir="rtl"] .hero-banner .banner-viewport::after {
  background: linear-gradient(260deg, rgba(0, 18, 40, .95) 0%, rgba(0, 25, 55, .9) 34%, rgba(0, 38, 80, .62) 58%, rgba(0, 48, 100, .28) 100%);
}

.hero-banner .hero-overlay {
  position: absolute;
  inset-inline: 0;
  top: 0;
  z-index: 2;
  display: flex;
  align-items: center;
  padding-block: 48px;
  pointer-events: none;
}
.hero-banner .hero-copy { pointer-events: auto; max-width: 720px; position: relative; z-index: 1; }
/* 文字区局部暗底，进一步保证对比度 */
.hero-banner .hero-copy::before {
  content: "";
  position: absolute; inset-inline-start: -40px; inset-block: -28px -20px;
  width: 900px; max-width: 130%;
  background: radial-gradient(ellipse at 28% 50%, rgba(0, 20, 45, .78) 0%, rgba(0, 20, 45, .5) 46%, rgba(0, 20, 45, 0) 74%);
  pointer-events: none; z-index: -1;
}
[dir="rtl"] .hero-banner .hero-copy::before {
  background: radial-gradient(ellipse at 72% 50%, rgba(0, 20, 45, .78) 0%, rgba(0, 20, 45, .5) 46%, rgba(0, 20, 45, 0) 74%);
}
.hero-banner .hero-copy .eyebrow {
  display: inline-block; margin: 0 0 16px; padding: 6px 13px;
  font-size: .74rem; font-weight: 600; letter-spacing: .05em; text-transform: uppercase;
  color: #ffd9a8; border: 1px solid rgba(255, 255, 255, .3); border-radius: 100px;
  background: rgba(0, 31, 66, .4);
}
.hero-banner .hero-copy h1 {
  color: #fff; font-size: clamp(1.85rem, 4.2vw, 3.05rem);
  line-height: 1.14; max-width: 22ch; margin-bottom: 14px;
  text-shadow: 0 2px 18px rgba(0, 20, 44, .5);
}
.hero-banner .hero-copy .hero-lead {
  font-size: 1.02rem; color: rgba(255, 255, 255, .9);
  max-width: 58ch; margin-bottom: 10px;
  text-shadow: 0 1px 10px rgba(0, 20, 44, .55);
}
.hero-banner .hero-copy .hero-sub {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: .88rem; color: #a8c8ea; letter-spacing: .06em; margin-bottom: 24px;
}
.hero-banner .hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.hero-banner .btn-secondary {
  background: rgba(255, 255, 255, .14); color: #fff;
  border: 1px solid rgba(255, 255, 255, .38); backdrop-filter: blur(6px);
}
.hero-banner .btn-secondary:hover { background: rgba(255, 255, 255, .24); color: #fff; }

.hero-banner .hero-dots {
  position: absolute; z-index: 3;
  inset-inline-start: 50%; transform: translateX(-50%);
  bottom: 18px;
  display: flex; gap: 8px; padding: 7px 11px;
  border-radius: 100px; background: rgba(0, 31, 66, .5); backdrop-filter: blur(6px);
}
.hero-banner .banner-dot {
  width: 9px; height: 9px; padding: 0; border: 0; border-radius: 50%;
  background: rgba(255, 255, 255, .45); cursor: pointer;
}
.hero-banner .banner-dot.is-active { width: 26px; border-radius: 100px; background: var(--orange); }

@media (min-width: 900px) {
  .hero-banner .hero-overlay { padding-block: 72px; }
}
@media (max-width: 899px) {
  .hero-banner .banner-viewport { aspect-ratio: 4 / 3; min-height: 420px; max-height: none; }
  .hero-banner .banner-viewport::after {
    background: linear-gradient(180deg, rgba(0, 22, 46, .58) 0%, rgba(0, 31, 66, .9) 46%, rgba(0, 31, 66, .95) 100%);
  }
  [dir="rtl"] .hero-banner .banner-viewport::after {
    background: linear-gradient(180deg, rgba(0, 22, 46, .58) 0%, rgba(0, 31, 66, .9) 46%, rgba(0, 31, 66, .95) 100%);
  }
  .hero-banner .hero-overlay { position: absolute; align-items: flex-end; padding-block: 26px 46px; }
  .hero-banner .hero-copy { max-width: none; }
  .hero-banner .hero-copy h1 { max-width: none; }
  .hero-banner .hero-dots { bottom: 14px; }
}

@media (prefers-reduced-motion: reduce) {
  .hero-banner .banner-slide { transition: none; }
}

/* 仅供读屏使用 */
.sr-only {
  position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}

/* ---------- HD image-only full-bleed banner ---------- */
.hero-banner .banner-viewport {
  aspect-ratio: 2560 / 881;
  min-height: 0;
  max-height: none; /* 不裁切：整张 banner 完整显示，避免遮挡底部信息条 */
}
.hero-banner .banner-viewport::after { background: none; }
.hero-banner .banner-slide picture { display: block; width: 100%; height: 100%; }
.hero-banner .hero-dots { bottom: 16px; }
@media (max-width: 899px) {
  .hero-banner .banner-viewport {
    aspect-ratio: 1170 / 674;
    min-height: 0;
    max-height: none;
  }
  .hero-banner .hero-dots { bottom: 12px; }
}

/* mobile crop excludes the baked-in applications strip */
@media (max-width: 899px) {
  .hero-banner .banner-viewport { aspect-ratio: 1170 / 600; }
}

/* ---------- 轮播圆点移出图片，放到 banner 下方的独立条带 ---------- */
.hero-banner { background: var(--surface); }
.hero-banner .hero-dots {
  position: static;
  inset-inline-start: auto;
  transform: none;
  width: max-content;
  margin: 14px auto 16px;
  padding: 0;
  gap: 9px;
  background: transparent;
  backdrop-filter: none;
  border-radius: 0;
}
.hero-banner .banner-dot { background: rgba(0, 59, 122, .28); }
.hero-banner .banner-dot:hover { background: rgba(0, 59, 122, .5); }
.hero-banner .banner-dot.is-active { background: var(--orange); }

/* ---------- Contact 页（2026-10 改版：浅底 + 左侧联系信息 + 右侧白卡表单） ---------- */
.section.contact-page { background: var(--surface-2); padding-block: 56px 88px; }
@media (min-width: 1024px) { .section.contact-page { padding-block: 68px 104px; } }

.contact-eyebrow {
  display: flex; align-items: center; gap: 14px; margin: 0 0 16px;
  color: var(--orange); font-size: .74rem; font-weight: 700;
  letter-spacing: .16em; text-transform: uppercase;
}
.contact-eyebrow .ce-bar { width: 40px; height: 3px; border-radius: 2px; background: var(--orange); flex: none; }

.contact-h1 {
  margin: 0 0 12px; color: var(--blue-800); letter-spacing: -.02em;
  font-size: clamp(1.9rem, 4.2vw, 3.3rem); line-height: 1.08; font-weight: 800;
}
.contact-h2 {
  margin: 0 0 34px; color: var(--blue-800); letter-spacing: -.015em;
  font-size: clamp(1.55rem, 2.6vw, 2.15rem); line-height: 1.18; font-weight: 700;
}
.contact-lead { margin: 0 0 40px; max-width: 64ch; font-size: 1.04rem; line-height: 1.6; color: #5F6B7C; }

.contact-grid { display: grid; gap: 36px; align-items: start; }
.contact-rows { list-style: none; margin: 0 0 32px; padding: 0; display: grid; gap: 22px; }
.contact-row { display: flex; align-items: flex-start; gap: 16px; }
.cr-icon {
  flex: none; width: 44px; height: 44px; border-radius: 10px;
  display: grid; place-items: center; background: #FDF1E3; color: var(--orange);
}
.cr-icon svg { width: 22px; height: 22px; display: block; }
.cr-body { display: grid; gap: 2px; min-width: 0; }
.cr-label { font-size: .84rem; color: #5F6B7C; }
.cr-value { font-size: 1.08rem; font-weight: 600; line-height: 1.45; color: var(--ink); word-break: break-word; }
.cr-value:hover { color: var(--orange); text-decoration: none; }

.contact-photo { margin: 0; border-radius: 10px; overflow: hidden; background: #E9EDF2; }
.contact-photo img { width: 100%; height: auto; aspect-ratio: 2 / 1; object-fit: cover; object-position: 50% 48%; }
.contact-caption { display: flex; align-items: center; gap: 8px; margin: 12px 0 0; font-size: .9rem; color: #5F6B7C; }
.contact-caption svg { width: 16px; height: 16px; flex: none; color: var(--orange); }

/* 表单卡 */
.inquiry-card {
  background: #fff; border: 1px solid #E9EDF2; border-radius: 14px;
  padding: 32px 24px 28px; box-shadow: 0 6px 20px rgba(20, 32, 46, .04);
}
@media (min-width: 700px) { .inquiry-card { padding: 40px 40px 34px; } }
.inquiry-card-title { margin: 0 0 8px; font-size: 1.75rem; line-height: 1.22; color: var(--blue-800); }
.inquiry-card-lead { margin: 0 0 28px; font-size: 1rem; color: #5F6B7C; }

.contact-page .form-grid { display: grid; gap: 22px 24px; grid-template-columns: 1fr; }
@media (min-width: 620px) { .contact-page .form-grid { grid-template-columns: 1fr 1fr; } }
.contact-page .field label { display: block; margin-bottom: 7px; font-size: .84rem; font-weight: 600; color: #3D4A5A; }
.contact-page .field input[type=text], .contact-page .field input[type=email],
.contact-page .field input[type=tel], .contact-page .field input[type=number],
.contact-page .field select, .contact-page .field textarea {
  width: 100%; min-height: 46px; padding: 11px 14px;
  font-family: inherit; font-size: .95rem; color: var(--ink);
  background: #fff; border: 1px solid #E3E7ED; border-radius: 7px;
}
.contact-page .field input::placeholder, .contact-page .field textarea::placeholder { color: #9AA5B4; }
/* 勾选行不能被上面的 label{display:block} 压平 */
.contact-page .field label.check-option { display: flex; align-items: flex-start; gap: 10px; font-weight: 500; }
.contact-page .field textarea { min-height: 128px; line-height: 1.6; resize: vertical; }
.contact-page .field select {
  appearance: none; -webkit-appearance: none; padding-right: 40px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236B7889' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M6 9.5l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 14px center; background-size: 16px 16px;
}
[dir="rtl"] .contact-page .field select { padding-right: 14px; padding-left: 40px; background-position: left 14px center; }
.contact-page .field input:focus, .contact-page .field select:focus, .contact-page .field textarea:focus {
  outline: 2px solid rgba(0, 59, 122, .28); outline-offset: 1px; border-color: var(--blue);
}
.contact-page .field-consent { margin-top: 2px; }
.contact-page .consent { gap: 10px; font-size: .87rem; line-height: 1.6; color: #5F6B7C; }
.contact-page .consent input { width: 18px; height: 18px; margin-top: 1px; }
.contact-page .form-submit { margin-top: 26px; }
.contact-page .form-submit .btn-lg { min-height: 50px; padding-inline: 30px; font-weight: 600; border-radius: 8px; }
.btn-arrow { display: inline-block; margin-inline-start: 10px; font-size: 1.05em; line-height: 1; }
.contact-page .form-status { flex-basis: 100%; }

/* 左栏与右侧表单卡等高：行 / 图 / 图注三段分散；图片 4:3 不裁掉厂牌 */
@media (min-width: 960px) {
  .contact-grid { grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr); gap: 60px; align-items: stretch; }
  .contact-side { display: flex; flex-direction: column; gap: 28px; height: 100%; }
  .contact-rows { margin: 0; gap: 38px; }
  .contact-figure { margin-top: auto; }
  .contact-photo { margin: 0; height: auto; }
  .contact-caption { margin: 14px 0 0; }
  .contact-page .contact-photo img { height: auto; aspect-ratio: 3 / 2; object-fit: cover; object-position: 76% 50%; }
  .contact-caption { margin: 0; }
}

@media (max-width: 640px) {
  .section.contact-page { padding-block: 40px 64px; }
  .contact-lead { margin-bottom: 30px; }
  .contact-page .form-submit .btn { width: 100%; }
  .contact-photo img { aspect-ratio: 3 / 2; }
}

/* ---------- Contact：三张联系卡 + 整幅询价卡（2026-10 稿） ---------- */
.contact-cards { list-style: none; margin: 0 0 26px; padding: 0; display: grid; gap: 18px; grid-template-columns: 1fr; }
@media (min-width: 760px) { .contact-cards { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; } }
.contact-card {
  background: #fff; border: 1px solid #ECE9E4; border-radius: 10px;
  padding: 24px 20px 22px; text-align: center;
  display: grid; justify-items: center; align-content: start; gap: 7px;
  box-shadow: 0 4px 16px rgba(20, 32, 46, .05);
}
.cc-icon {
  width: 54px; height: 54px; border-radius: 50%; margin-bottom: 5px;
  display: grid; place-items: center; background: #FBEEE1; color: var(--orange);
}
.cc-icon svg { width: 24px; height: 24px; display: block; }
.cc-label { font-size: .82rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--blue-800); }
.cc-value { font-size: 1rem; font-weight: 600; color: var(--ink); text-decoration: none; }
.cc-value:hover { color: var(--orange); }
.cc-note { font-weight: 500; color: #5F6B7C; }

.inquiry-card--wide { padding: 32px 22px 26px; }
@media (min-width: 760px) { .inquiry-card--wide { padding: 40px 44px 34px; } }
.inquiry-card--wide .inquiry-card-title { text-align: center; margin: 0 0 28px; font-size: 1.9rem; }
.form-actions { display: flex; justify-content: center; margin-top: 26px; }
.form-actions .btn-lg { min-width: 172px; justify-content: center; }
.contact-page .form-status { margin: 14px 0 0; text-align: center; flex-basis: auto; }

/* 稿子里的输入框略矮，正文域也收一点 */
.contact-page .field input[type=text], .contact-page .field input[type=email],
.contact-page .field input[type=tel], .contact-page .field select { min-height: 44px; padding: 10px 14px; }
.contact-page .field textarea { min-height: 116px; }
.contact-page .consent { font-size: .86rem; }

@media (max-width: 640px) {
  .contact-card { padding: 20px 16px 18px; }
  .contact-page .form-actions .btn { width: 100%; }
}

/* 内容区背景：客服图 + 浅色叠层，保证白卡与文字可读 */
.section.contact-page {
  background-color: var(--surface-2);
  background-image:
    linear-gradient(180deg, rgba(246, 248, 251, .90) 0%, rgba(246, 248, 251, .78) 42%, rgba(246, 248, 251, .90) 100%),
    url('/assets/images/contact-section-support-20261023.webp');
  background-size: cover, cover;
  background-position: center, 6% 42%;
  background-repeat: no-repeat, no-repeat;
}