/* ==========================================================
   福州曜坤电气设备有限公司 — 官网样式
   风格：小而美 / 有温度 / 专业靠谱
        主色 深棕（#3b2a18）+ 金黄（#b08d57）
        辅助 浅橙 / 棕橙 / 深棕；背景米白，正文深棕，不用纯黑
        金色用于按钮、品牌标识、导航高亮、标题装饰线
   字体：阿里巴巴普惠体（Alibaba PuHuiTi 3.0）
         永久免费商用，已按全站字符集子集化为 woff2，无版权风险
         （不引入微软雅黑 / 方正 / 汉仪等需商业授权的字体）
   ========================================================== */

/* ---------- 阿里巴巴普惠体（本地子集，免费商用） ---------- */
@font-face {
  font-family: "Alibaba PuHuiTi";
  font-style: normal;
  font-weight: 400 500;
  font-display: swap;
  src: url("../fonts/puhuiti-Regular.woff2") format("woff2");
}
@font-face {
  font-family: "Alibaba PuHuiTi";
  font-style: normal;
  font-weight: 600 900;
  font-display: swap;
  src: url("../fonts/puhuiti-Bold.woff2") format("woff2");
}

:root {
  /* ---- 主深色：深棕（小团队的温度感，替代冷硬的藏青） ---- */
  --navy: #3b2a18;
  --navy-2: #4e3823;
  --navy-3: #6b4e2e;
  /* ---- 主强调色：哑光古铜金 / 浅香槟金（低饱和，不刺眼） ---- */
  --accent: #b08d57;
  --accent-deep: #8a6a30;
  --accent-dark: #97703a;
  --accent-soft: #faf4ea;
  /* ---- 辅助色：浅橙 / 棕橙 / 深棕 ---- */
  --amber: #c49a5e;
  --clay: #a8763f;
  --brown: #6b4e2e;
  /* ---- 文字：深棕 / 暖灰，不用纯黑 ---- */
  --ink: #33291f;
  --ink-2: #554636;
  --muted: #7a6a57;
  --muted-2: #a1907c;
  /* ---- 背景与分隔线：暖米白 / 浅香槟（整体亮堂，不用冷白） ---- */
  --line: #ece3d4;
  --bg: #fdfbf6;
  --bg-soft: #f8f2e7;
  --bg-soft-2: #f2ead9;
  --surface: #fffdf9;   /* 卡片/浮层：比页面底更亮的暖白，形成轻微浮起 */
  --radius: 12px;
  --radius-lg: 18px;
  --shadow-sm: 0 1px 3px rgba(59, 42, 24, .06);
  --shadow: 0 6px 24px rgba(59, 42, 24, .09);
  --shadow-lg: 0 18px 48px rgba(59, 42, 24, .14);
  --max: 1200px;
  --header-h: 74px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

/* 全站唯一字体栈：阿里巴巴普惠体（免费商用）。
   刻意不引入微软雅黑 / 方正 / 汉仪等需商业授权的字体，规避字体侵权风险。 */
:root {
  --font-sans: "Alibaba PuHuiTi", "AlibabaPuHuiTi", "Alibaba PuHuiTi 3.0",
    "PingFang SC", "Hiragino Sans GB", "Source Han Sans SC", "Noto Sans SC",
    system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--ink);
  background: var(--bg);
  font-size: 15px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { font-family: inherit; }

.container { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 24px; }
.section { padding: 88px 0; }
.section--soft { background: var(--bg-soft); }

/* ---------- 通用文字 ---------- */
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 13px; letter-spacing: .12em; text-transform: uppercase;
  color: var(--accent-deep); font-weight: 600; margin-bottom: 14px;
}
.eyebrow::before { content: ""; width: 26px; height: 2px; background: var(--accent); }
.eyebrow--light { color: #c9a86e; }
.eyebrow--light::before { background: #c9a86e; }

.section-title {
  font-size: 32px; line-height: 1.35; font-weight: 700; margin: 0 0 14px;
  color: var(--navy); letter-spacing: -.01em;
}
.section-desc {
  font-size: 16px; color: var(--muted); margin: 0; max-width: 720px;
}
.section-head { margin-bottom: 48px; }
.section-head--center { text-align: center; }
.section-head--center .section-desc { margin: 0 auto; }
.section-head--center .eyebrow { justify-content: center; }

/* ---------- 顶部条 ---------- */
.topbar {
  background: var(--navy); color: #d3c5b0; font-size: 13px;
  border-bottom: 1px solid rgba(255, 255, 255, .08);
}
.topbar .container {
  display: flex; align-items: center; justify-content: space-between;
  height: 40px; gap: 16px;
}
.topbar span { display: inline-flex; align-items: center; gap: 6px; }
/* 欢迎语过长时省略，避免撑高顶部条（英文版尤其明显） */
.topbar .container > span:first-child { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.topbar .sep { opacity: .35; }
.topbar svg { width: 14px; height: 14px; fill: #c9a86e; }
.topbar-right { display: flex; align-items: center; gap: 18px; }
.topbar a:hover { color: #fff; }

/* ---------- 导航 ---------- */
.header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(253, 251, 246, .96);
  backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--line);
  transition: box-shadow .2s ease;
}
.header.is-scrolled { box-shadow: var(--shadow-sm); }
.header .container {
  height: var(--header-h);
  display: flex; align-items: center; gap: 32px;
}
.logo { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.logo-mark { width: 40px; height: 40px; }
.logo-text { line-height: 1.2; }
.logo-text b {
  display: block; font-size: 17px; color: var(--navy);
  letter-spacing: .01em; font-weight: 700;
}
.logo-text small { display: block; font-size: 11px; color: var(--muted); letter-spacing: .14em; }

.nav { display: flex; align-items: center; gap: 4px; margin-left: auto; }
.nav a {
  padding: 8px 16px; font-size: 15px; color: var(--ink-2);
  border-radius: 6px; font-weight: 500; transition: all .18s ease;
}
.nav a:hover { color: var(--accent-deep); background: var(--accent-soft); }
.nav a.is-active { color: var(--accent-deep); }
.nav a.is-active::after {
  content: ""; display: block; height: 2px; background: var(--accent);
  margin-top: 4px; border-radius: 2px;
}
.header-actions { display: flex; align-items: center; gap: 12px; margin-left: 12px; }

/* 英文标签更长，收紧导航间距，避免与搜索框挤压 */
.nav--en a { padding: 8px 11px; font-size: 14px; }
@media (max-width: 1366px) {
  .header .container { gap: 20px; }
  .nav a { padding: 8px 12px; font-size: 14.5px; }
  .nav--en a { padding: 8px 9px; font-size: 13.5px; }
}

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 11px 22px; border-radius: 8px; font-size: 15px; font-weight: 600;
  border: 1px solid transparent; cursor: pointer; transition: all .18s ease;
  white-space: nowrap;
}
.btn-primary { background: linear-gradient(135deg, #c2a271 0%, #a98550 100%); color: #332715; }
.btn-primary:hover { background: linear-gradient(135deg, #c9ab7c 0%, #b08d57 100%); color: #241a10; transform: translateY(-1px); box-shadow: 0 8px 20px rgba(176, 141, 87, .28); }
.btn-outline { border-color: var(--line); color: var(--navy); background: var(--surface); }
.btn-outline:hover { border-color: var(--accent-deep); color: var(--accent-deep); background: var(--accent-soft); }
.btn-ghost-light { border-color: rgba(255, 255, 255, .4); color: #fff; }
.btn-ghost-light:hover { background: rgba(255, 255, 255, .12); border-color: #fff; }
.btn-sm { padding: 8px 16px; font-size: 14px; }
.btn-block { width: 100%; }
.btn:disabled { opacity: .55; cursor: not-allowed; transform: none; box-shadow: none; }

/* ---------- 用户区 ---------- */
.user-chip {
  display: inline-flex; align-items: center; gap: 8px; padding: 6px 12px;
  border-radius: 999px; background: var(--bg-soft); border: 1px solid var(--line);
  cursor: pointer; font-size: 14px; color: var(--navy); font-weight: 500;
}
.user-chip:hover { border-color: var(--accent-deep); }
.avatar {
  width: 26px; height: 26px; border-radius: 50%; background: var(--navy);
  color: #fff; display: grid; place-items: center; font-size: 12px; font-weight: 700;
}
.user-menu {
  position: absolute; right: 0; top: calc(100% + 10px); min-width: 200px;
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow-lg); padding: 8px; display: none;
}
.user-menu.is-open { display: block; }
.user-menu a, .user-menu button {
  display: flex; align-items: center; gap: 10px; width: 100%;
  padding: 10px 12px; border-radius: 6px; font-size: 14px; color: var(--ink-2);
  background: none; border: none; cursor: pointer; text-align: left;
}
.user-menu a:hover, .user-menu button:hover { background: var(--bg-soft); color: var(--accent-deep); }
.user-menu .divider { height: 1px; background: var(--line); margin: 6px 4px; }
.user-wrap { position: relative; }

/* ---------- Hero：浅底开场（暖米白 + 顶部细深棕品牌条） ---------- */
.hero {
  position: relative; overflow: hidden;
  background: linear-gradient(172deg, #fffdf9 0%, #faf4eb 52%, #f6eee2 100%);
  color: var(--ink); padding: 84px 0 88px;
}
/* 顶部细深棕品牌条：深棕为主，嵌一段古铜金点缀 */
.hero::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 5px; z-index: 3;
  background: linear-gradient(90deg,
    #3b2a18 0 54%, #b08d57 54% 67%, #c9a86e 67% 73%, #3b2a18 73% 100%);
}
.hero::after {
  content: ""; position: absolute; inset: 0; pointer-events: none; z-index: 1;
  background-image:
    linear-gradient(rgba(59, 42, 24, .05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(59, 42, 24, .05) 1px, transparent 1px),
    radial-gradient(760px 440px at 78% 26%, rgba(176, 141, 87, .15), transparent 66%);
  background-size: 56px 56px, 56px 56px, 100% 100%;
  mask-image: radial-gradient(120% 92% at 72% 34%, #000 0%, transparent 78%);
}
.hero .container { position: relative; z-index: 2; }
.hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center; }
.hero h1 {
  font-size: 44px; line-height: 1.24; font-weight: 700; margin: 0 0 20px;
  letter-spacing: -.02em; color: var(--navy);
}
.hero h1 em { font-style: normal; color: var(--accent-deep); }
.hero p.lead { font-size: 17px; color: var(--ink-2); margin: 0 0 32px; max-width: 560px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 44px; }
.hero-stats { display: flex; gap: 40px; flex-wrap: wrap; }
.hero-stats div b {
  display: block; font-size: 30px; font-weight: 700; color: var(--navy); line-height: 1.1;
}
.hero-stats div span { font-size: 13px; color: var(--muted); }
.hero-visual { position: relative; }
.hero-visual svg { width: 100%; height: auto; filter: drop-shadow(0 18px 34px rgba(59, 42, 24, .15)); }
/* 浅底上的小标题（与深底用的 eyebrow--light 区分） */
.eyebrow--soft { color: var(--accent-deep); }
.eyebrow--soft::before { background: var(--accent); }

/* ---------- 优势卡片 ---------- */
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }

.card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: 30px 26px; transition: all .22s ease;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: #e3d8c6; }
.card-icon {
  width: 52px; height: 52px; border-radius: 12px; background: var(--accent-soft);
  display: grid; place-items: center; margin-bottom: 18px;
}
.card-icon svg { width: 26px; height: 26px; stroke: var(--accent); fill: none; stroke-width: 1.7; }
.card h3 { margin: 0 0 10px; font-size: 18px; color: var(--navy); font-weight: 600; }
.card p { margin: 0; color: var(--muted); font-size: 14.5px; }

/* ---------- 品类 ---------- */
.cat-card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: 26px 24px; display: flex; flex-direction: column; gap: 10px;
  transition: all .22s ease; position: relative; overflow: hidden;
}
.cat-card::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 3px;
  background: var(--accent); transform: scaleX(0); transform-origin: left;
  transition: transform .25s ease;
}
.cat-card:hover { box-shadow: var(--shadow); border-color: #e3d8c6; }
.cat-card:hover::after { transform: scaleX(1); }
.cat-card h4 { margin: 0; font-size: 17px; color: var(--navy); font-weight: 600; }
.cat-card p { margin: 0; font-size: 14px; color: var(--muted); }
.cat-card .count {
  font-size: 13px; color: var(--accent-deep); font-weight: 600; margin-top: 4px;
}

/* ---------- 品牌墙 ---------- */
.brand-wall {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 12px;
}
.brand-chip {
  border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface);
  padding: 14px 16px; transition: all .18s ease; cursor: default;
}
.brand-chip:hover { border-color: var(--accent-deep); box-shadow: var(--shadow-sm); }
.brand-chip b { display: block; font-size: 15px; color: var(--navy); font-weight: 600; }
.brand-chip span { font-size: 12px; color: var(--muted-2); letter-spacing: .02em; }
.brand-chip.is-main { border-left: 3px solid var(--accent); }

/* ---------- 流程 ---------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; }
.step { position: relative; padding: 8px 28px 8px 0; }
.step:not(:last-child)::after {
  content: ""; position: absolute; right: 0; top: 26px; width: 1px; height: 60%;
  background: linear-gradient(180deg, var(--line), transparent);
}
.step-num {
  width: 40px; height: 40px; border-radius: 50%; background: var(--navy); color: #fff;
  display: grid; place-items: center; font-weight: 700; font-size: 15px; margin-bottom: 14px;
}
.step h4 { margin: 0 0 6px; font-size: 16px; color: var(--navy); }
.step p { margin: 0; font-size: 14px; color: var(--muted); }

/* ---------- CTA band ---------- */
.cta-band {
  background: linear-gradient(120deg, var(--navy) 0%, var(--navy-3) 100%);
  color: #fff; border-radius: var(--radius-lg); padding: 54px 56px;
  display: flex; align-items: center; justify-content: space-between; gap: 32px;
  flex-wrap: wrap;
}
.cta-band h3 { margin: 0 0 8px; font-size: 27px; font-weight: 700; }
.cta-band p { margin: 0; color: #d5c8b4; }

/* ---------- 页脚 ---------- */
.footer { background: var(--navy); color: #b5a794; padding: 62px 0 0; font-size: 14px; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.2fr; gap: 40px; }
.footer h5 { color: #fff; font-size: 15px; margin: 0 0 18px; font-weight: 600; }
.footer ul { list-style: none; margin: 0; padding: 0; }
.footer li { margin-bottom: 10px; }
.footer a:hover { color: #fff; }
.footer .logo-text b { color: #fff; }
.footer .logo-text small { color: #8b7a66; }
.footer-about { color: #a1907c; margin: 16px 0 0; max-width: 340px; }
.footer-bottom {
  margin-top: 48px; border-top: 1px solid rgba(255, 255, 255, .1);
  padding: 20px 0; display: flex; justify-content: space-between; gap: 16px;
  flex-wrap: wrap; font-size: 13px; color: #8b7a66;
}

/* ---------- 页面头（内页）：浅底，与首页 Hero 同一设计语言 ---------- */
.page-head {
  background: linear-gradient(172deg, #fffdf9 0%, #f8f2e8 100%);
  color: var(--ink); padding: 56px 0 52px; position: relative; overflow: hidden;
  border-bottom: 1px solid var(--line);
}
/* 顶部细深棕品牌条 */
.page-head::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 5px; z-index: 2;
  background: linear-gradient(90deg,
    #3b2a18 0 54%, #b08d57 54% 67%, #c9a86e 67% 73%, #3b2a18 73% 100%);
}
.page-head::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image: linear-gradient(90deg, rgba(59, 42, 24, .045) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(90deg, #000 0%, transparent 76%);
}
.page-head .container { position: relative; z-index: 1; }
.page-head h1 { margin: 0 0 12px; font-size: 36px; font-weight: 700; letter-spacing: -.01em; color: var(--navy); }
.page-head p { margin: 0; color: var(--muted); font-size: 16px; max-width: 640px; }
.breadcrumb { font-size: 13px; color: var(--muted-2); margin-bottom: 16px; }
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--accent-deep); }

/* ---------- 关于我们 ---------- */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.about-figure {
  border-radius: var(--radius-lg); overflow: hidden; background: var(--bg-soft-2);
  border: 1px solid var(--line);
}
.about-figure svg { width: 100%; height: auto; display: block; }
.about-list { list-style: none; margin: 24px 0 0; padding: 0; }
.about-list li {
  display: flex; gap: 12px; padding: 10px 0; border-bottom: 1px dashed var(--line);
  color: var(--ink-2); font-size: 15px;
}
.about-list li:last-child { border-bottom: none; }
.about-list svg { width: 20px; height: 20px; flex-shrink: 0; margin-top: 3px; stroke: var(--accent); fill: none; stroke-width: 2; }

.value-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.timeline { border-left: 2px solid var(--line); padding-left: 28px; margin-left: 8px; }
.timeline-item { position: relative; padding-bottom: 28px; }
.timeline-item:last-child { padding-bottom: 0; }
.timeline-item::before {
  content: ""; position: absolute; left: -35px; top: 6px; width: 12px; height: 12px;
  border-radius: 50%; background: var(--accent); border: 3px solid #fff;
  box-shadow: 0 0 0 1px var(--line);
}
.timeline-item b { color: var(--navy); font-size: 16px; display: block; margin-bottom: 4px; }
.timeline-item p { margin: 0; color: var(--muted); font-size: 14.5px; }

/* ---------- 产品服务 ---------- */
.filter-bar {
  display: flex; gap: 12px; flex-wrap: wrap; align-items: center;
  padding: 20px 0 28px; border-bottom: 1px solid var(--line); margin-bottom: 32px;
}
.filter-chip {
  padding: 7px 16px; border-radius: 999px; border: 1px solid var(--line);
  background: var(--surface); font-size: 14px; color: var(--ink-2); cursor: pointer;
  transition: all .18s ease;
}
.filter-chip:hover { border-color: var(--accent-deep); color: var(--accent-deep); }
.filter-chip.is-active { background: var(--navy); border-color: var(--navy); color: #fff; }
.search-box { position: relative; margin-left: auto; }
.search-box input {
  width: 260px; padding: 9px 14px 9px 38px; border: 1px solid var(--line);
  border-radius: 8px; font-size: 14px; outline: none; font-family: inherit;
}
.search-box input:focus { border-color: var(--accent-deep); }
.search-box svg {
  position: absolute; left: 13px; top: 50%; transform: translateY(-50%);
  width: 16px; height: 16px; stroke: var(--muted-2); fill: none; stroke-width: 2;
}

.cat-block { margin-bottom: 52px; scroll-margin-top: 100px; }
.cat-block-head {
  display: flex; align-items: baseline; gap: 14px; margin-bottom: 20px;
  padding-bottom: 12px; border-bottom: 2px solid var(--navy);
}
.cat-block-head h3 { margin: 0; font-size: 21px; color: var(--navy); font-weight: 700; }
.cat-block-head span { font-size: 13px; color: var(--muted); }

.brand-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(268px, 1fr)); gap: 16px; }
.brand-card {
  border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface);
  padding: 20px; transition: all .2s ease; display: flex; flex-direction: column;
}
.brand-card:hover { box-shadow: var(--shadow); border-color: #e3d8c6; transform: translateY(-2px); }
.brand-card-top { display: flex; align-items: flex-start; justify-content: space-between; gap: 10px; }
.brand-card h4 { margin: 0; font-size: 16.5px; color: var(--navy); font-weight: 600; }
.brand-card .en { font-size: 12.5px; color: var(--muted-2); letter-spacing: .02em; margin-top: 2px; }
.tag-main {
  flex-shrink: 0; font-size: 11px; background: var(--accent-soft); color: var(--accent-deep);
  padding: 3px 8px; border-radius: 4px; font-weight: 600;
}
.brand-card .products {
  margin: 12px 0 0; font-size: 13.5px; color: var(--muted); line-height: 1.65;
}
.brand-card .card-actions { margin-top: 14px; padding-top: 12px; border-top: 1px dashed var(--line); }
.link-btn {
  background: none; border: none; padding: 0; font-size: 14px; color: var(--accent-deep);
  cursor: pointer; font-weight: 600; display: inline-flex; align-items: center; gap: 5px;
}
.link-btn:hover { color: var(--accent-dark); }

.service-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.service-item {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: 28px 24px;
}
.service-item .num { font-size: 13px; font-weight: 700; color: var(--accent-deep); letter-spacing: .1em; }
.service-item h4 { margin: 8px 0 10px; font-size: 17px; color: var(--navy); }
.service-item p { margin: 0; color: var(--muted); font-size: 14.5px; }

/* ---------- 联系我们 ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1.15fr; gap: 48px; align-items: start; }
.info-item {
  display: flex; gap: 16px; padding: 18px 0; border-bottom: 1px solid var(--line);
}
.info-item:last-child { border-bottom: none; }
.info-icon {
  width: 44px; height: 44px; border-radius: 10px; background: var(--bg-soft-2);
  display: grid; place-items: center; flex-shrink: 0;
}
.info-icon svg { width: 22px; height: 22px; stroke: var(--navy); fill: none; stroke-width: 1.7; }
.info-item b { display: block; font-size: 14px; color: var(--muted); font-weight: 500; margin-bottom: 2px; }
.info-item p { margin: 0; font-size: 16px; color: var(--navy); font-weight: 600; }

.form-card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: 34px; box-shadow: var(--shadow-sm);
}
.form-card h3 { margin: 0 0 6px; font-size: 21px; color: var(--navy); }
.form-card .sub { margin: 0 0 24px; color: var(--muted); font-size: 14px; }
.field { margin-bottom: 18px; }
.field label { display: block; font-size: 14px; color: var(--ink-2); margin-bottom: 6px; font-weight: 500; }
.field label .req { color: var(--accent-deep); }
.field input, .field textarea, .field select {
  width: 100%; padding: 11px 14px; border: 1px solid var(--line); border-radius: 8px;
  font-size: 15px; font-family: inherit; outline: none; background: var(--surface); color: var(--ink);
  transition: border-color .18s ease;
}
.field input:focus, .field textarea:focus, .field select:focus { border-color: var(--accent-deep); }
.field textarea { resize: vertical; min-height: 108px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-msg { margin-top: 14px; font-size: 14px; border-radius: 8px; padding: 10px 14px; display: none; }
.form-msg.is-ok { display: block; background: #eef6e9; color: #3f7a45; }
.form-msg.is-err { display: block; background: #fdf0ec; color: #a93226; }
.form-note { font-size: 12.5px; color: var(--muted-2); margin-top: 12px; }

.map-box {
  border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden;
  background: var(--bg-soft); margin-top: 28px;
}
.map-box svg { width: 100%; height: auto; display: block; }

/* ---------- 会员中心 ---------- */
.member-wrap { display: grid; grid-template-columns: 230px 1fr; gap: 32px; align-items: start; }
.member-nav {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: 12px; position: sticky; top: 100px;
}
.member-nav button {
  display: flex; align-items: center; gap: 10px; width: 100%; padding: 11px 14px;
  border: none; background: none; border-radius: 8px; font-size: 15px;
  color: var(--ink-2); cursor: pointer; text-align: left; font-family: inherit;
}
.member-nav button:hover { background: var(--bg-soft); }
.member-nav button.is-active { background: var(--navy); color: #fff; }
.member-panel {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: 32px;
}
.member-panel h3 { margin: 0 0 6px; font-size: 21px; color: var(--navy); }
.member-panel .sub { margin: 0 0 26px; color: var(--muted); font-size: 14px; }
.empty {
  text-align: center; padding: 48px 20px; color: var(--muted); font-size: 15px;
  border: 1px dashed var(--line); border-radius: var(--radius); background: var(--bg-soft);
}
.empty svg { width: 46px; height: 46px; stroke: var(--muted-2); fill: none; stroke-width: 1.5; margin-bottom: 12px; }

.record {
  border: 1px solid var(--line); border-radius: var(--radius); padding: 18px 20px;
  margin-bottom: 14px; display: flex; gap: 16px; align-items: flex-start;
  transition: border-color .18s ease;
}
.record:hover { border-color: #e3d8c6; }
.record-main { flex: 1; min-width: 0; }
.record-main b { color: var(--navy); font-size: 16px; }
.record-meta { display: flex; gap: 18px; flex-wrap: wrap; margin-top: 6px; font-size: 13.5px; color: var(--muted); }
.record-remark { margin-top: 8px; font-size: 14px; color: var(--ink-2); background: var(--bg-soft); padding: 8px 12px; border-radius: 6px; }
.record-time { font-size: 12.5px; color: var(--muted-2); white-space: nowrap; }
.status-pill {
  font-size: 12px; padding: 3px 10px; border-radius: 999px; font-weight: 600;
  background: var(--accent-soft); color: var(--accent-deep);
}
.status-pill.done { background: #eef6e9; color: #3f7a45; }

.file-item {
  display: flex; align-items: center; gap: 14px; padding: 14px 16px;
  border: 1px solid var(--line); border-radius: var(--radius); margin-bottom: 10px;
}
.file-icon {
  width: 38px; height: 38px; border-radius: 8px; background: var(--bg-soft-2);
  display: grid; place-items: center; flex-shrink: 0;
}
.file-icon svg { width: 20px; height: 20px; stroke: var(--navy); fill: none; stroke-width: 1.7; }
.file-main { flex: 1; min-width: 0; }
.file-main b { display: block; font-size: 14.5px; color: var(--navy); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.file-main span { font-size: 12.5px; color: var(--muted-2); }
.file-actions { display: flex; gap: 8px; flex-shrink: 0; }

.upload-zone {
  border: 2px dashed var(--line); border-radius: var(--radius); padding: 30px;
  text-align: center; cursor: pointer; transition: all .18s ease; background: var(--bg-soft);
}
.upload-zone:hover, .upload-zone.is-over { border-color: var(--accent-deep); background: var(--accent-soft); }
.upload-zone svg { width: 38px; height: 38px; stroke: var(--muted); fill: none; stroke-width: 1.5; margin-bottom: 10px; }
.upload-zone b { display: block; color: var(--navy); font-size: 15px; }
.upload-zone span { font-size: 13px; color: var(--muted-2); }

.require-login { text-align: center; padding: 72px 24px; }
.require-login svg { width: 60px; height: 60px; stroke: var(--muted-2); fill: none; stroke-width: 1.4; }
.require-login h3 { margin: 18px 0 8px; color: var(--navy); font-size: 21px; }
.require-login p { color: var(--muted); margin: 0 0 24px; }

/* ---------- 登录弹窗 ---------- */
.modal-mask {
  position: fixed; inset: 0; background: rgba(36,26,16,.58);
  display: none; align-items: center; justify-content: center; z-index: 1000;
  padding: 20px; backdrop-filter: blur(3px);
}
.modal-mask.is-open { display: flex; }
.modal {
  background: var(--surface); border-radius: var(--radius-lg); width: 100%; max-width: 420px;
  box-shadow: var(--shadow-lg); overflow: hidden; animation: pop .22s ease;
}
@keyframes pop { from { opacity: 0; transform: translateY(14px) scale(.98); } to { opacity: 1; transform: none; } }
.modal-head {
  padding: 24px 28px 0; display: flex; align-items: flex-start; justify-content: space-between;
}
.modal-head h3 { margin: 0; font-size: 21px; color: var(--navy); }
.modal-head p { margin: 4px 0 0; font-size: 13.5px; color: var(--muted); }
.modal-close {
  border: none; background: none; cursor: pointer; font-size: 22px; color: var(--muted-2);
  line-height: 1; padding: 0 4px;
}
.modal-close:hover { color: var(--ink); }
.modal-body { padding: 20px 28px 28px; }
.tabs { display: flex; gap: 4px; background: var(--bg-soft); border-radius: 8px; padding: 4px; margin-bottom: 22px; }
.tabs button {
  flex: 1; padding: 9px; border: none; background: none; border-radius: 6px;
  font-size: 14px; color: var(--muted); cursor: pointer; font-family: inherit; font-weight: 500;
}
.tabs button.is-active { background: var(--surface); color: var(--navy); font-weight: 600; box-shadow: var(--shadow-sm); }
.input-group { display: flex; gap: 8px; }
.input-group input { flex: 1; }
.code-btn { flex-shrink: 0; padding: 11px 14px; }
.sso-divider {
  display: flex; align-items: center; gap: 12px; margin: 22px 0 16px;
  color: var(--muted-2); font-size: 12.5px;
}
.sso-divider::before, .sso-divider::after { content: ""; flex: 1; height: 1px; background: var(--line); }
.wechat-btn {
  width: 100%; padding: 11px; border: 1px solid var(--line); border-radius: 8px;
  background: var(--surface); cursor: pointer; font-size: 15px; font-weight: 500; color: var(--ink-2);
  display: flex; align-items: center; justify-content: center; gap: 8px; font-family: inherit;
}
.wechat-btn:hover { border-color: #07c160; color: #07c160; }
.wechat-btn svg { width: 20px; height: 20px; fill: currentColor; }
.modal-foot { padding: 14px 28px; background: var(--bg-soft); font-size: 12.5px; color: var(--muted); }

/* ---------- Toast ---------- */
.toast-wrap { position: fixed; top: 88px; right: 24px; z-index: 2000; display: flex; flex-direction: column; gap: 10px; }
.toast {
  background: var(--surface); border-left: 3px solid var(--accent); border-radius: 8px;
  padding: 12px 18px; box-shadow: var(--shadow-lg); font-size: 14px; color: var(--ink);
  animation: slide-in .2s ease; max-width: 340px;
}
.toast.err { border-left-color: #c0392b; }
.toast.ok { border-left-color: #2f7a4a; }
@keyframes slide-in { from { opacity: 0; transform: translateX(20px); } to { opacity: 1; transform: none; } }

/* ---------- 加载/骨架 ---------- */
.loading { color: var(--muted); font-size: 14px; padding: 30px 0; text-align: center; }
.skeleton { background: linear-gradient(90deg, #f7f0e5 25%, var(--line) 37%, #f7f0e5 63%); background-size: 400% 100%; animation: shimmer 1.3s ease infinite; border-radius: 8px; height: 92px; }
@keyframes shimmer { 0% { background-position: 100% 50%; } 100% { background-position: 0 50%; } }

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr; gap: 36px; }
  .hero h1 { font-size: 36px; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); gap: 24px 0; }
  .step:not(:last-child)::after { display: none; }
  .about-grid, .contact-grid { grid-template-columns: 1fr; gap: 36px; }
  .value-grid, .service-list, .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .member-wrap { grid-template-columns: 1fr; }
  .member-nav { position: static; display: flex; gap: 8px; overflow-x: auto; }
  .member-nav button { width: auto; white-space: nowrap; }
}
@media (max-width: 720px) {
  .section { padding: 60px 0; }
  .section-title { font-size: 25px; }
  .hero { padding: 56px 0 60px; }
  .hero h1 { font-size: 29px; }
  .hero-stats { gap: 26px; }
  .grid-4, .grid-3, .grid-2, .value-grid, .service-list, .steps { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .cta-band { padding: 34px 26px; }
  .form-card, .member-panel { padding: 24px 20px; }
  .field-row { grid-template-columns: 1fr; }
  .search-box { margin-left: 0; width: 100%; }
  .search-box input { width: 100%; }
  .brand-wall { grid-template-columns: repeat(auto-fill, minmax(124px, 1fr)); }
  .page-head h1 { font-size: 27px; }
  .topbar-right .hide-sm { display: none; }
  /* 窄屏顶部条：收起欢迎语与专线徽标，保证两条联系电话完整可读 */
  .topbar .container > span:first-child { display: none; }
  .topbar .tel-line { display: none; }
  .topbar .topbar-right { gap: 12px; }
}
@media (max-width: 560px) {
  .topbar .container { justify-content: center; }
  .topbar .topbar-right { gap: 10px; }
  .topbar .topbar-tel { font-size: 12.5px; gap: 5px; }
  /* 手机屏只留一条专线，避免号码被裁切 */
  .topbar .topbar-right .topbar-tel:last-child { display: none; }
}
.menu-toggle { display: none; }

/* ==========================================================================
   多语言改版 / 商城 / 公益 / 视频 / FAQ / 管理后台 —— 新增样式
   ========================================================================== */

/* ---------- 页头：语言切换 ---------- */
/* 注：.nav / .header .container 的宽度适配统一见文件末尾「页头导航布局」 */
.lang-btn {
  flex-shrink: 0; height: 34px; padding: 0 13px; border-radius: 17px;
  border: 1px solid var(--line); background: var(--surface); color: var(--ink-2);
  font-size: 13px; font-weight: 600; cursor: pointer; font-family: inherit;
  letter-spacing: .04em; transition: all .18s ease;
}
.lang-btn:hover { border-color: var(--accent-deep); color: var(--accent-deep); }
/* ---------- 顶部联系栏：两条专线统一格式 ---------- */
.topbar-right { display: flex; align-items: center; gap: 14px; }
.topbar-tel {
  display: inline-flex; align-items: center; gap: 7px; color: #fff;
  font-size: 13.5px; letter-spacing: .01em; white-space: nowrap;
}
.topbar-tel svg { width: 14px; height: 14px; fill: #c9a86e; }
/* 专线标注：橙色小徽标，两条线宽度与留白一致 */
.tel-line {
  flex: none;
  display: inline-block;
  padding: 2px 8px;
  border: 1px solid rgba(176,141,87,.55);
  border-radius: 4px;
  background: rgba(176,141,87,.16);
  color: #c9a86e;
  font-size: 12px;
  font-weight: 600;
  line-height: 1.5;
}
.topbar-tel:hover .tel-line { background: rgba(176,141,87,.3); color: #fff; }

/* ---------- 页脚：授权说明与渠道矩阵 ---------- */
.footer-auth {
  color: #8b7a66; font-size: 13px; margin: 10px 0 0; max-width: 340px;
  border-left: 2px solid rgba(176,141,87,.6); padding-left: 10px;
}
.footer-contact li { color: #a1907c; }
.footer-channels {
  margin-top: 40px; padding-top: 30px;
  border-top: 1px solid rgba(255, 255, 255, .1);
}
.ch-list { display: flex; flex-wrap: wrap; gap: 10px 26px; }
.ch-list li { display: inline-flex; align-items: center; gap: 8px; margin: 0; }
.ch-list li a { display: inline-flex; align-items: center; gap: 8px; }
.ch-list em { font-style: normal; color: #8b7a66; font-size: 12.5px; }
.ch-badge {
  width: 24px; height: 24px; border-radius: 7px; color: #fff; flex-shrink: 0;
  display: inline-grid; place-items: center; font-size: 11px; font-weight: 700;
  letter-spacing: -.02em;
}

/* ---------- 渠道卡片（联系我们 / 商城中心 / 视频中心） ---------- */
.ch-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 16px; }
.ch-card {
  display: flex; gap: 14px; align-items: flex-start; padding: 20px;
  border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface);
  transition: all .18s ease;
}
a.ch-card:hover { border-color: var(--accent-deep); box-shadow: var(--shadow); transform: translateY(-2px); }
.ch-card .ch-badge { width: 42px; height: 42px; border-radius: 12px; font-size: 15px; }
.ch-body { min-width: 0; }
.ch-body b { display: block; font-size: 15.5px; color: var(--navy); }
.ch-desc { display: block; font-size: 13.5px; color: var(--muted); margin-top: 3px; }
.ch-value {
  display: inline-block; margin-top: 8px; font-size: 14px; font-weight: 600;
  color: var(--navy); background: var(--bg-soft); padding: 4px 10px; border-radius: 6px;
  word-break: break-all;
}
.ch-todo {
  display: inline-block; margin-top: 8px; font-size: 12px; color: var(--muted-2);
  border: 1px dashed var(--line); padding: 3px 9px; border-radius: 6px;
}
.ch-card.is-todo { opacity: .92; }

/* ---------- 联系页：微信二维码面板 ---------- */
.qr-panel {
  display: flex; gap: 20px; align-items: center; margin-top: 22px; padding: 18px 20px;
  border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface);
}
.qr-panel-figs { display: flex; gap: 14px; flex: 0 0 auto; }
.qr-figure { border: 0; background: transparent; padding: 0; font: inherit; text-align: center; cursor: zoom-in; }
.qr-figure img {
  display: block; width: 124px; height: 124px; background: var(--surface);
  border: 1px solid var(--line); border-radius: 10px; transition: border-color .18s ease;
}
.qr-figure:hover img { border-color: var(--accent-deep); }
.qr-figure em { display: block; margin-top: 6px; font-style: normal; font-size: 12px; color: var(--muted); }
.qr-panel-body { min-width: 0; }
.qr-panel-body b { display: block; font-size: 16px; color: var(--navy); }
.qr-panel-body p { margin: 6px 0 0; font-size: 13.5px; color: var(--muted); line-height: 1.7; }
.qr-panel-id { display: block; margin-top: 8px; font-size: 13px; color: var(--ink-2); }
.qr-panel-id em { font-style: normal; font-weight: 700; color: var(--navy); }
@media (max-width: 560px) {
  .qr-panel { flex-direction: column; text-align: center; }
  .qr-panel-figs { justify-content: center; }
  .qr-figure img { width: 112px; height: 112px; }
}

/* ---------- 带二维码的渠道卡片（微信）：缩略图 + 点击放大 ---------- */
button.ch-card { font: inherit; text-align: left; width: 100%; cursor: pointer; }
.ch-card.ch-has-qr { align-items: center; }
.ch-card.ch-has-qr:hover { border-color: var(--accent-deep); box-shadow: var(--shadow); transform: translateY(-2px); }
.ch-card.ch-has-qr .ch-body { flex: 1 1 auto; }
.ch-qr-thumb { flex: 0 0 auto; margin-left: auto; padding-left: 12px; text-align: center; }
.ch-qr-thumb img {
  display: block; width: 96px; height: 96px; background: var(--surface);
  border: 1px solid var(--line); border-radius: 10px;
}
.ch-qr-thumb em { display: block; margin-top: 6px; font-style: normal; font-size: 11.5px; color: var(--muted); }
@media (min-width: 760px) { .ch-card.ch-has-qr { grid-column: span 2; } }
@media (max-width: 480px) {
  .ch-qr-thumb img { width: 78px; height: 78px; }
  .ch-qr-thumb em { font-size: 11px; }
}

/* ---------- 六宫格 ---------- */
.grid-6 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }

/* ---------- 商城中心 ---------- */
.store-card {
  border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--surface);
  padding: 30px; display: flex; flex-direction: column; gap: 14px;
  transition: all .2s ease; position: relative; overflow: hidden;
}
.store-card::before { content: ""; position: absolute; left: 0; top: 0; height: 4px; width: 100%; }
.store-card--tb::before { background: linear-gradient(90deg, #ff5000, #c2a271); }
.store-card--bc::before { background: linear-gradient(90deg, #2b6cff, #56b0ff); }
.store-card--wx::before { background: linear-gradient(90deg, #07c160, #3ddc97); }
.store-card:hover { box-shadow: var(--shadow); transform: translateY(-3px); border-color: #e3d8c6; }
.store-card h3 { margin: 0; font-size: 20px; color: var(--navy); }
.store-card p { margin: 0; color: var(--muted); font-size: 14.5px; flex: 1; }
.store-card .store-tag {
  align-self: flex-start; font-size: 12px; font-weight: 600; letter-spacing: .04em;
  color: var(--accent-deep); background: var(--accent-soft); padding: 4px 10px; border-radius: 20px;
}
.store-card .btn { align-self: flex-start; }
.store-card.is-todo .btn { pointer-events: none; opacity: .55; }

/* ---------- 公益 ---------- */
.quote-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.quote-card {
  background: linear-gradient(150deg, #fdf8f0, #f7eee0); color: var(--ink);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg); padding: 30px 28px; position: relative; overflow: hidden;
}
.quote-card::after {
  content: "\300C"; position: absolute; right: 14px; bottom: -26px;
  font-size: 120px; color: rgba(176, 141, 87, .13); line-height: 1; font-weight: 700;
}
.quote-card b { display: block; font-size: 19px; margin-bottom: 10px; color: var(--accent-deep); letter-spacing: .04em; }
.quote-card span { color: var(--ink-2); font-size: 14.5px; position: relative; z-index: 1; }

.welfare-list { display: grid; gap: 18px; }
.welfare-item {
  display: grid; grid-template-columns: 180px 1fr; gap: 24px; align-items: start;
  border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--surface);
  padding: 22px; transition: all .2s ease;
}
.welfare-item:hover { box-shadow: var(--shadow); border-color: #e3d8c6; }
.welfare-cover {
  border-radius: var(--radius); overflow: hidden; background: var(--bg-soft-2);
  aspect-ratio: 4 / 3; display: grid; place-items: center;
}
.welfare-cover img { width: 100%; height: 100%; object-fit: cover; }
.welfare-cover svg { width: 40px; height: 40px; stroke: var(--muted-2); fill: none; stroke-width: 1.5; }
.welfare-body h3 { margin: 0 0 8px; font-size: 19px; color: var(--navy); }
.welfare-meta { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin-bottom: 10px; }
.welfare-tag {
  font-size: 12px; font-weight: 600; color: #4a6f38; background: #eef6e9;
  padding: 3px 10px; border-radius: 20px;
}
.welfare-tag--culture { color: #8a4b1e; background: #faf4ea; }
.welfare-date { font-size: 12.5px; color: var(--muted-2); }
.welfare-body p { margin: 0; color: var(--muted); font-size: 14.5px; }
.welfare-more { margin-top: 12px; display: block; font-size: 13.5px; color: var(--accent-deep); }

/* ---------- FAQ ---------- */
.faq-group { margin-bottom: 40px; }
.faq-group > h3 {
  margin: 0 0 16px; font-size: 18px; color: var(--navy); font-weight: 700;
  display: flex; align-items: center; gap: 10px;
}
.faq-group > h3::before {
  content: ""; width: 4px; height: 18px; border-radius: 2px; background: var(--accent);
}
.faq-item {
  border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface);
  margin-bottom: 10px; overflow: hidden; transition: border-color .18s ease;
}
.faq-item.is-open { border-color: var(--accent-deep); }
.faq-q {
  width: 100%; text-align: left; background: none; border: none; cursor: pointer;
  padding: 17px 20px; font-size: 15.5px; font-weight: 600; color: var(--navy);
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  font-family: inherit; line-height: 1.6;
}
.faq-q:hover { color: var(--accent-deep); }
.faq-q svg { width: 18px; height: 18px; flex-shrink: 0; stroke: var(--muted-2); fill: none; stroke-width: 2.2; transition: transform .2s ease; }
.faq-item.is-open .faq-q svg { transform: rotate(45deg); stroke: var(--accent); }
.faq-a { display: none; padding: 0 20px 20px; color: var(--muted); font-size: 14.5px; line-height: 1.85; }
.faq-item.is-open .faq-a { display: block; }
.faq-a p { margin: 0 0 10px; }
.faq-a p:last-child { margin-bottom: 0; }
.faq-a strong { color: var(--ink-2); }

/* ---------- 型号速查表 ---------- */
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--surface); }
.model-table { width: 100%; border-collapse: collapse; min-width: 760px; font-size: 14px; }
.model-table th {
  text-align: left; padding: 14px 16px; background: var(--bg-soft);
  color: var(--navy); font-weight: 600; font-size: 13.5px; white-space: nowrap;
  border-bottom: 1px solid var(--line);
}
.model-table td { padding: 13px 16px; border-bottom: 1px solid var(--line); color: var(--ink-2); vertical-align: top; }
.model-table tr:last-child td { border-bottom: none; }
.model-table tbody tr:hover { background: var(--bg-soft); }
.model-table .m-brand { font-weight: 600; color: var(--navy); white-space: nowrap; }
.model-table code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 13px; background: var(--bg-soft-2); padding: 2px 7px; border-radius: 5px;
  color: var(--navy-3); white-space: nowrap;
}
.table-note { font-size: 12.5px; color: var(--muted-2); margin-top: 12px; }

/* ---------- 视频中心 ---------- */
.video-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 22px; }
.video-card {
  border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--surface);
  overflow: hidden; transition: all .2s ease; display: flex; flex-direction: column;
}
.video-card:hover { box-shadow: var(--shadow); transform: translateY(-3px); border-color: #e3d8c6; }
.video-frame { position: relative; width: 100%; aspect-ratio: 16 / 9; background: #2e2113; }
.video-frame iframe, .video-frame video { width: 100%; height: 100%; border: 0; display: block; }
.video-frame img { width: 100%; height: 100%; object-fit: cover; }
.video-frame .play {
  position: absolute; inset: 0; display: block;
  background: rgba(36,26,16,.38); color: #fff; transition: background .2s ease;
}
.video-frame .play:hover { background: rgba(36,26,16,.24); }
.play-icon { position: absolute; inset: 0; display: grid; place-items: center; }
.video-frame .play-icon svg { width: 54px; height: 54px; }
.video-body { padding: 18px; flex: 1; display: flex; flex-direction: column; gap: 8px; }
.video-body h4 { margin: 0; font-size: 16px; color: var(--navy); }
.video-body p { margin: 0; font-size: 13.5px; color: var(--muted); flex: 1; }
.video-platform {
  align-self: flex-start; font-size: 11.5px; font-weight: 600; letter-spacing: .04em;
  text-transform: uppercase; color: var(--muted); background: var(--bg-soft);
  padding: 3px 9px; border-radius: 20px;
}

/* ---------- 通用提示条 ---------- */
.notice {
  display: flex; gap: 12px; align-items: flex-start; padding: 16px 18px;
  border-radius: var(--radius); background: var(--accent-soft); color: #8a4b1e;
  font-size: 14px; border: 1px solid #f2e7d2;
}
.notice--info { background: var(--surface); color: var(--ink-2); border-color: var(--line); }
.notice svg { width: 18px; height: 18px; flex-shrink: 0; margin-top: 2px; stroke: currentColor; fill: none; stroke-width: 2; }

/* ---------- 管理后台 ---------- */
.admin-wrap { display: grid; grid-template-columns: 220px 1fr; gap: 28px; align-items: start; }
.admin-nav { border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); padding: 10px; position: sticky; top: calc(var(--header-h) + 16px); }
.admin-nav button {
  display: block; width: 100%; text-align: left; padding: 11px 14px; border: none;
  background: none; border-radius: 8px; font-size: 14.5px; color: var(--ink-2);
  cursor: pointer; font-family: inherit; transition: all .16s ease;
}
.admin-nav button:hover { background: var(--bg-soft); }
.admin-nav button.is-active { background: var(--navy); color: #fff; }
.admin-panel { border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); padding: 26px; }
.admin-panel h3 { margin: 0 0 6px; font-size: 19px; color: var(--navy); }
.admin-panel .sub { margin: 0 0 20px; color: var(--muted); font-size: 14px; }
.admin-form {
  border: 1px solid var(--line); border-radius: var(--radius); padding: 20px;
  background: var(--bg-soft); margin-bottom: 26px;
}
.admin-form h4 { margin: 0 0 16px; font-size: 15.5px; color: var(--navy); }
.admin-item {
  display: flex; gap: 16px; align-items: flex-start; padding: 16px;
  border: 1px solid var(--line); border-radius: var(--radius); margin-bottom: 10px;
}
.admin-item-main { flex: 1; min-width: 0; }
.admin-item-main b { color: var(--navy); font-size: 15.5px; }
.admin-item-main .meta { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 5px; font-size: 13px; color: var(--muted); }
.admin-item-main .txt { margin-top: 6px; font-size: 13.5px; color: var(--ink-2); }
.admin-item-actions { display: flex; gap: 8px; flex-shrink: 0; }
.pill { font-size: 11.5px; padding: 2px 8px; border-radius: 20px; background: var(--bg-soft-2); color: var(--muted); }
.pill--on { background: #eef6e9; color: #3f7a45; }
.pill--off { background: #fdf0ec; color: #a93226; }

/* ---------- 响应式补充 ---------- */
/* 注：导航宽度适配已统一移到文件末尾「页头导航布局」区块，此处不再重复定义 */
@media (max-width: 1024px) {
  .grid-6 { grid-template-columns: repeat(2, 1fr); }
  .quote-grid { grid-template-columns: 1fr; }
  .admin-wrap { grid-template-columns: 1fr; }
  .admin-nav { position: static; display: flex; gap: 8px; overflow-x: auto; }
  .admin-nav button { width: auto; white-space: nowrap; }
}
@media (max-width: 720px) {
  .grid-6 { grid-template-columns: 1fr; }
  .lang-btn { padding: 0 10px; font-size: 12px; }
  .logo-text b { font-size: 15px; }
  .logo-text small { font-size: 10px; letter-spacing: .1em; }
  .ch-grid { grid-template-columns: 1fr; }
  .admin-item { flex-direction: column; }
}

/* ==========================================================
   新闻资讯模块（列表卡片 / 详情页 / 相关阅读）
   ========================================================== */

/* ---------- 分类筛选 ---------- */
.news-filter {
  display: flex; flex-wrap: wrap; gap: 8px;
  margin: 0 0 26px; padding: 0; list-style: none;
}
.news-filter button {
  border: 1px solid var(--line); background: var(--surface); color: var(--ink-2);
  border-radius: 999px; padding: 7px 16px; font-size: 14px; cursor: pointer;
  font-family: inherit; transition: all .18s ease;
}
.news-filter button:hover { border-color: var(--accent-deep); color: var(--accent-deep); }
.news-filter button.is-active {
  background: var(--navy); border-color: var(--navy); color: #fff;
}

/* ---------- 列表卡片 ---------- */
.news-grid {
  display: grid; gap: 22px;
  grid-template-columns: repeat(3, 1fr);
}
.news-card {
  border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--surface);
  overflow: hidden; display: flex; flex-direction: column;
  transition: all .2s ease;
}
.news-card:hover { box-shadow: var(--shadow); transform: translateY(-3px); border-color: #e3d8c6; }

.news-cover {
  position: relative; display: block; width: 100%; aspect-ratio: 16 / 9;
  background: var(--bg-soft-2); overflow: hidden;
}
.news-cover img { width: 100%; height: 100%; object-fit: cover; display: block; }
.news-cover svg {
  position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%);
  width: 46px; height: 46px; stroke: var(--navy-3); stroke-width: 1.4; fill: none; opacity: .55;
}

.news-body {
  padding: 18px 20px 20px; flex: 1;
  display: flex; flex-direction: column; gap: 10px;
}
.news-meta {
  display: flex; align-items: center; flex-wrap: wrap; gap: 8px;
  font-size: 12.5px; color: var(--muted);
}
.news-tag {
  background: var(--accent-soft); color: var(--accent-dark);
  border-radius: 4px; padding: 2px 8px; font-weight: 600;
}
.news-pin {
  background: var(--navy); color: #fff; border-radius: 4px; padding: 2px 8px; font-weight: 600;
}
.news-date { color: var(--muted-2); }

.news-body h3 { margin: 0; font-size: 17px; line-height: 1.5; color: var(--navy); }
.news-body h3 a { color: inherit; text-decoration: none; }
.news-body h3 a:hover { color: var(--accent-deep); }
.news-body p {
  margin: 0; font-size: 14px; line-height: 1.75; color: var(--ink-2);
  display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden;
}
.news-body .link-btn { margin-top: auto; }

/* ---------- 详情页 ---------- */
.news-layout { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 40px; align-items: start; }

.news-detail { background: var(--surface); }
.news-detail-meta {
  display: flex; flex-wrap: wrap; align-items: center; gap: 12px;
  font-size: 13px; color: var(--muted); margin-bottom: 14px;
}
.news-detail-title {
  margin: 0 0 14px; font-size: 30px; line-height: 1.35; color: var(--navy); font-weight: 700;
}
.news-detail-lead {
  margin: 0 0 22px; font-size: 16px; line-height: 1.85; color: var(--ink-2);
  padding-left: 14px; border-left: 3px solid var(--accent);
}
.news-detail-cover {
  width: 100%; border-radius: var(--radius-lg); margin-bottom: 24px; display: block;
}

.rich-text { font-size: 15.5px; line-height: 1.95; color: var(--ink-2); }
.rich-text h3 {
  margin: 28px 0 12px; font-size: 18.5px; color: var(--navy); font-weight: 700;
}
.rich-text p { margin: 0 0 14px; }
.rich-text ul, .rich-text ol { margin: 0 0 16px; padding-left: 22px; }
.rich-text li { margin-bottom: 8px; }
.rich-text a { color: var(--accent-dark); }
.rich-text strong { color: var(--navy); }
.rich-text img { max-width: 100%; height: auto; border-radius: var(--radius); }

.news-detail-foot {
  display: flex; flex-wrap: wrap; gap: 12px;
  margin-top: 34px; padding-top: 24px; border-top: 1px solid var(--line);
}

/* ---------- 侧栏：相关阅读 ---------- */
.news-side { position: sticky; top: 100px; }
.news-side-box {
  border: 1px solid var(--line); border-radius: var(--radius-lg);
  background: var(--surface); padding: 20px; margin-bottom: 20px;
}
.news-side-box h3 {
  margin: 0 0 14px; font-size: 15.5px; color: var(--navy);
  padding-bottom: 10px; border-bottom: 1px solid var(--line);
}
.related-item {
  display: flex; flex-direction: column; gap: 5px;
  padding: 11px 0; border-bottom: 1px dashed var(--line); text-decoration: none;
}
.related-item:last-child { border-bottom: 0; }
.related-item b {
  font-size: 14.5px; font-weight: 600; color: var(--ink); line-height: 1.55;
}
.related-item:hover b { color: var(--accent-deep); }
.related-item .news-tag { align-self: flex-start; }

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .news-grid { grid-template-columns: repeat(2, 1fr); }
  .news-layout { grid-template-columns: 1fr; gap: 28px; }
  .news-side { position: static; }
}
@media (max-width: 720px) {
  .news-grid { grid-template-columns: 1fr; }
  .news-detail-title { font-size: 23px; }
  .news-detail-lead { font-size: 15px; }
  .rich-text { font-size: 15px; }
}

/* ==========================================================
   品牌关系如实说明（授权代理仅 UniMAT，其余为主营经销品牌）
   ========================================================== */

.brand-note {
  max-width: 900px; margin: 22px auto 0; text-align: center;
  font-size: 12.5px; line-height: 1.8; color: var(--muted);
  padding: 12px 16px; background: var(--surface);
  border: 1px dashed var(--line); border-radius: var(--radius);
}

.footer-note {
  margin: 8px 0 0; font-size: 12px; line-height: 1.75;
  color: rgba(255, 255, 255, .55);
}

@media (max-width: 720px) {
  .brand-note { font-size: 12px; padding: 10px 12px; }
}

/* ==========================================================
   核心主营三条线（首页）
   ========================================================== */
.focus-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.focus-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 28px 26px 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  text-decoration: none;
  color: inherit;
  position: relative;
  overflow: hidden;
  transition: box-shadow .22s ease, border-color .22s ease, transform .22s ease;
}
.focus-card::before {
  content: "";
  position: absolute;
  inset: 0 auto auto 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--accent), #cdae79);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .28s ease;
}
.focus-card:hover {
  box-shadow: var(--shadow);
  border-color: #e3d8c6;
  transform: translateY(-3px);
}
.focus-card:hover::before { transform: scaleX(1); }

.focus-glyph {
  width: 52px; height: 52px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--navy-2), var(--navy-3));
  color: #fff;
  font-size: 17px; font-weight: 700; letter-spacing: .5px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 6px;
}
.focus-brand {
  font-size: 13px; font-weight: 600; letter-spacing: .4px;
  color: var(--accent-deep); text-transform: uppercase;
}
.focus-title {
  margin: 0;
  font-size: 19px; font-weight: 700; line-height: 1.4;
  color: var(--navy);
}
.focus-tag {
  display: inline-block; align-self: flex-start;
  font-size: 12px; padding: 4px 10px; border-radius: 999px;
  background: var(--accent-soft); color: var(--accent-dark); font-weight: 600;
}
.focus-desc {
  margin: 4px 0 0;
  font-size: 14px; line-height: 1.75; color: var(--ink-2);
}
.focus-items {
  display: flex; flex-wrap: wrap; gap: 6px; margin-top: 12px;
}
.focus-items em {
  font-style: normal;
  font-size: 12px; line-height: 1.2;
  padding: 5px 9px; border-radius: 6px;
  background: var(--bg-soft-2); color: var(--ink-2);
  border: 1px solid var(--line);
}
.focus-more {
  margin-top: 16px;
  font-size: 13px; font-weight: 600; color: var(--navy-3);
}
.focus-card:hover .focus-more { color: var(--accent-deep); }

@media (max-width: 1024px) {
  .focus-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 720px) {
  .focus-grid { grid-template-columns: 1fr; gap: 16px; }
  .focus-card { padding: 24px 20px; }
  .focus-title { font-size: 17px; }
}

/* ==========================================================
   服务区域（大区 + 地级市）
   ========================================================== */
.region-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.region-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 22px 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: box-shadow .2s ease, border-color .2s ease;
}
.region-card:hover { box-shadow: var(--shadow); border-color: #e3d8c6; }
.region-head {
  display: flex; align-items: baseline; justify-content: space-between; gap: 10px;
}
.region-head h3 {
  margin: 0; font-size: 17px; font-weight: 700; color: var(--navy);
}
.region-days {
  flex: none;
  font-size: 12px; font-weight: 600;
  color: var(--accent-dark);
  background: var(--accent-soft);
  border-radius: 999px;
  padding: 3px 9px;
}
.region-note {
  margin: 0; font-size: 13px; color: var(--muted);
}
.region-cities {
  display: flex; flex-wrap: wrap; gap: 5px; margin-top: 6px;
}
.region-cities em {
  font-style: normal;
  font-size: 12px; line-height: 1.2;
  padding: 4px 8px; border-radius: 5px;
  background: var(--bg-soft-2); color: var(--ink-2);
  border: 1px solid var(--line);
}

@media (max-width: 1100px) {
  .region-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 860px) {
  .region-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .region-grid { grid-template-columns: 1fr; }
}

/* ==========================================================================
 * 产品知识网（kb/）——静态知识页面样式
 * ========================================================================== */

/* 中英双语切换：静态页把两种语言都写进 DOM，靠 html[data-lang] 决定显示 */
html[data-lang="en"] .lang-zh { display: none !important; }
html[data-lang="zh"] .lang-en { display: none !important; }

.kb-stats { display: flex; gap: 32px; flex-wrap: wrap; margin-top: 20px; }
.kb-stats div { display: flex; flex-direction: column; gap: 2px; }
.kb-stats b { font-size: 26px; line-height: 1.1; color: var(--accent-deep); }
.kb-stats span { font-size: 13px; color: var(--muted); }

/* ---------- 卡片网格 ---------- */
.kb-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.kb-card {
  display: flex; flex-direction: column; background: var(--surface);
  border: 1px solid var(--line); border-radius: 12px; padding: 20px 20px 18px;
  transition: box-shadow .2s, transform .2s, border-color .2s;
}
.kb-card:hover { box-shadow: 0 10px 26px rgba(59,42,24,.1); transform: translateY(-3px); border-color: #ddd0bd; }
.kb-card-cat { font-size: 12px; color: #b08d57; font-weight: 600; letter-spacing: .02em; }
.kb-card h3 { font-size: 17px; line-height: 1.45; margin: 8px 0 8px; color: #3b2a18; }
.kb-card p { font-size: 14px; line-height: 1.7; color: #7a6a57; margin: 0; flex: 1; }
.kb-more { display: inline-block; margin-top: 14px; font-size: 13px; color: #3b2a18; font-weight: 600; }
.kb-more::after { content: " →"; }
.kb-card:hover .kb-more { color: #b08d57; }
.kb-card--cat { background: linear-gradient(160deg, #fdf9f3, #f7f0e5); }
.kb-all { margin-top: 26px; text-align: center; }

/* ---------- 速查入口 ---------- */
.kb-entries { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.kb-entry {
  display: block; background: var(--surface); border: 1px solid var(--line); border-radius: 12px;
  padding: 18px; transition: box-shadow .2s, transform .2s;
}
.kb-entry:hover { box-shadow: 0 10px 26px rgba(59,42,24,.1); transform: translateY(-3px); }
.kb-entry h4 { font-size: 16px; margin: 0 0 6px; color: #3b2a18; }
.kb-entry p { font-size: 13px; line-height: 1.65; color: #7a6a57; margin: 0; }

/* ---------- 文章详情布局 ---------- */
.kb-layout { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 32px; align-items: start; }
.kb-main { min-width: 0; }
.kb-side { position: sticky; top: 96px; display: flex; flex-direction: column; gap: 16px; }
.kb-box { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 18px; }
.kb-box h4 { font-size: 15px; margin: 0 0 12px; color: #3b2a18; }
.kb-box--cta { background: linear-gradient(160deg, #3b2a18, #332715); border-color: #3b2a18; }
.kb-box--cta h4 { color: #fff; }
.kb-box--cta p { color: rgba(255, 255, 255, .8); font-size: 13px; line-height: 1.7; margin: 0 0 14px; }
.kb-box--cta .btn { margin-top: 8px; }

.kb-meta { display: flex; gap: 16px; flex-wrap: wrap; margin-top: 14px; font-size: 13px; color: rgba(255, 255, 255, .7); }
.kb-cat { color: #ffb38a; }

.kb-toc { display: flex; flex-direction: column; gap: 8px; max-height: 340px; overflow-y: auto; }
.kb-toc a { font-size: 13px; line-height: 1.5; color: #7a6a57; padding-left: 10px; border-left: 2px solid var(--line); }
.kb-toc a:hover { color: #b08d57; border-left-color: #b08d57; }

.kb-rel { display: flex; flex-direction: column; gap: 12px; }
.kb-rel-item { font-size: 13px; line-height: 1.6; color: #7a6a57; padding-left: 12px; border-left: 2px solid var(--line); }
.kb-rel-item:hover { color: #b08d57; border-left-color: #b08d57; }

/* ---------- 正文排版 ---------- */
.kb-prose { font-size: 15.5px; line-height: 1.85; color: #55463a; }
.kb-prose h3 {
  font-size: 18px; line-height: 1.5; color: #3b2a18; margin: 34px 0 12px;
  padding-left: 12px; border-left: 3px solid #b08d57; scroll-margin-top: 96px;
}
.kb-prose h3:first-child { margin-top: 0; }
.kb-prose p { margin: 0 0 14px; }
.kb-prose ul { margin: 0 0 16px; padding-left: 20px; }
.kb-prose li { margin-bottom: 8px; }
.kb-prose b { color: #3b2a18; }
.kb-prose em { font-style: normal; color: #b08d57; }

.kb-disclaimer {
  margin-top: 30px; padding: 16px 18px; background: #fdf9f3;
  border-left: 3px solid #ddd0bd; border-radius: 0 8px 8px 0;
  font-size: 13px; line-height: 1.7; color: #7a6a57;
}
.kb-note-box {
  margin-bottom: 26px; padding: 16px 18px; background: #fdf6ea;
  border-left: 3px solid #b08d57; border-radius: 0 8px 8px 0;
  font-size: 14px; line-height: 1.75; color: #6b5240;
}
.kb-note {
  margin-top: 14px; padding: 12px 14px; background: #fdf9f3;
  border-radius: 8px; font-size: 13px; line-height: 1.7; color: #7a6a57;
}

.kb-prevnext { display: flex; justify-content: space-between; gap: 16px; margin-top: 26px; padding-top: 20px; border-top: 1px solid var(--line); }
.kb-pn { font-size: 13px; color: #7a6a57; max-width: 48%; }
.kb-pn:hover { color: #b08d57; }

/* ---------- 术语词典 ---------- */
.term-group { margin-bottom: 38px; scroll-margin-top: 96px; }
.term-group-title {
  font-size: 18px; color: #3b2a18; margin: 0 0 16px; padding-bottom: 10px;
  border-bottom: 2px solid var(--line); scroll-margin-top: 96px;
}
.term-group-title small { font-size: 13px; color: #8b7a66; font-weight: 400; }
.term-item { padding: 14px 0; border-bottom: 1px dashed var(--line); scroll-margin-top: 96px; }
.term-item:last-child { border-bottom: none; }
.term-head { display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; margin-bottom: 6px; }
.term-head b { font-size: 16px; color: #3b2a18; }
.term-meta { font-size: 12px; color: #8b7a66; }
.term-meta em { font-style: normal; }
.term-item p { margin: 0; font-size: 14.5px; line-height: 1.8; color: #554636; }

/* ---------- 型号库 ---------- */
.m-block { margin-bottom: 34px; scroll-margin-top: 96px; }
.m-brand { font-size: 18px; color: #3b2a18; margin: 0 0 14px; }
.m-brand small { font-size: 13px; color: #8b7a66; font-weight: 400; }
.m-table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 10px; }
.m-table { width: 100%; border-collapse: collapse; font-size: 14px; min-width: 720px; }
.m-table th { background: #fdf9f3; color: #3b2a18; text-align: left; padding: 12px 14px; font-size: 13px; border-bottom: 1px solid var(--line); white-space: nowrap; }
.m-table td { padding: 13px 14px; border-bottom: 1px solid #f7f0e5; color: #554636; vertical-align: top; }
.m-table tr:last-child td { border-bottom: none; }
.m-model b { display: block; color: #3b2a18; font-size: 14.5px; }
.m-model small { display: block; margin-top: 3px; color: #8b7a66; font-size: 12px; }

/* ---------- 应用场景 ---------- */
.kb-scene {
  background: var(--surface); border: 1px solid var(--line); border-radius: 12px;
  padding: 26px 28px; margin-bottom: 22px; scroll-margin-top: 96px;
}
.kb-scene-head { margin-bottom: 18px; }
.kb-tag {
  display: inline-block; padding: 4px 12px; border-radius: 999px;
  background: #faf4ea; color: #b08d57; font-size: 12px; font-weight: 600;
}
.kb-scene h3 { font-size: 19px; color: #3b2a18; margin: 12px 0 8px; }
.kb-scene-head p { margin: 0; font-size: 14.5px; line-height: 1.75; color: #7a6a57; }
.kb-prod {
  margin-top: 20px; padding: 14px 16px; background: #fdf9f3; border-radius: 8px;
  font-size: 14px; line-height: 1.75; color: #554636;
}
.kb-prod b { display: block; margin-bottom: 4px; color: #3b2a18; font-size: 13px; }

/* ---------- 品牌档案 ---------- */
.kb-brand {
  background: var(--surface); border: 1px solid var(--line); border-radius: 12px;
  padding: 26px 28px; margin-bottom: 20px; scroll-margin-top: 96px;
}
.kb-brand-head { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; margin-bottom: 14px; }
.kb-brand-head h3 { font-size: 19px; color: #3b2a18; margin: 0; }
.kb-rel-pill {
  padding: 4px 12px; border-radius: 999px; font-size: 12px; font-weight: 600;
  background: #f7f0e5; color: #7a6a57;
}
.kb-rel-pill.is-auth { background: #faf4ea; color: #b08d57; }
.kb-brand-intro { font-size: 15px; line-height: 1.8; color: #554636; margin: 0 0 16px; }
.kb-brand-row { display: flex; gap: 12px; padding: 10px 0; border-top: 1px dashed var(--line); font-size: 14px; line-height: 1.75; color: #554636; }
.kb-brand-row b { flex: 0 0 110px; color: #3b2a18; font-size: 13px; }
.kb-brand-row--note { background: #fdfbf6; border-radius: 0 0 8px 8px; padding: 14px 16px; border-top: none; margin-top: 6px; }

/* ---------- 响应式 ---------- */
@media (max-width: 1100px) {
  .kb-grid { grid-template-columns: repeat(2, 1fr); }
  .kb-entries { grid-template-columns: repeat(2, 1fr); }
  .kb-layout { grid-template-columns: 1fr; }
  .kb-side { position: static; }
}
@media (max-width: 720px) {
  .kb-grid { grid-template-columns: 1fr; }
  .kb-entries { grid-template-columns: 1fr; }
  .kb-stats { gap: 20px; }
  .kb-stats b { font-size: 22px; }
  .kb-scene, .kb-brand { padding: 20px; }
  .kb-brand-row { flex-direction: column; gap: 4px; }
  .kb-brand-row b { flex: none; }
  .kb-prevnext { flex-direction: column; }
  .kb-pn { max-width: 100%; }
}

/* ==========================================================================
 * 页头导航布局（唯一定义处，前面的同名规则已清理）
 * 桌面端：LOGO 右侧横向展开全部 8 个入口
 * 手机 / 平板竖屏（<1080px）：收进汉堡菜单
 * ========================================================================== */
.header .container { gap: 20px; }
.nav {
  display: flex; align-items: center; gap: 2px;
  margin-left: 4px; flex: 0 1 auto; min-width: 0;
}
.nav a {
  padding: 8px 11px; font-size: 14.5px; color: var(--ink-2);
  border-radius: 6px; font-weight: 500; white-space: nowrap;
  transition: all .18s ease;
}
/* 宽屏：桌面 / 笔记本（容器上限 1200，8 项可完整展开） */
@media (min-width: 1081px) {
  .site-search { flex: 0 1 220px; max-width: 220px; margin-left: auto; }
}
/* 中等屏幕：紧凑排布，仍保持横向展开 */
@media (min-width: 1081px) and (max-width: 1400px) {
  .nav a { padding: 8px 8px; font-size: 13.5px; }
  .nav { gap: 1px; }
  .header .container { gap: 14px; }
  .site-search { flex: 0 1 190px; max-width: 190px; }
}
@media (min-width: 1081px) and (max-width: 1200px) {
  .nav a { padding: 8px 6px; font-size: 12.8px; }
  .site-search { flex: 0 1 150px; max-width: 150px; }
  .logo-text small { display: none; }
}
/* 手机 / 平板竖屏：收进汉堡菜单 */
@media (max-width: 1080px) {
  .menu-toggle {
    display: grid !important; place-items: center; width: 38px; height: 38px;
    border: 1px solid var(--line); border-radius: 8px; background: var(--surface); cursor: pointer;
    flex: none; margin-left: auto;
  }
  .nav { display: none; }
  .nav.is-open {
    display: flex; position: absolute; top: var(--header-h); left: 0; right: 0;
    background: var(--surface); flex-direction: column; align-items: stretch;
    padding: 10px 24px 18px;
    border-bottom: 1px solid var(--line); box-shadow: var(--shadow);
    z-index: 120;
  }
  .nav.is-open a { padding: 12px 0; font-size: 15px; }
  .nav.is-open a.is-active::after { display: none; }
  .site-search { flex: 0 1 160px; max-width: 160px; margin-left: 10px; }
}
@media (max-width: 720px) {
  .site-search { flex: 0 1 120px; max-width: 120px; }
  .lang-btn { padding: 0 10px; font-size: 12px; }
}

/* ==========================================================================
   全站获客组件样式：悬浮拨号 / 微信二维码 / 侧边快捷问答 / 搜索框 /
   页脚备案与后台入口 / 下载中心 / 搜索结果页
   ========================================================================== */

/* ---------------- 顶部搜索框 ---------------- */
.site-search {
  display: flex; align-items: center; margin-left: auto; margin-right: 10px;
  background: var(--bg-soft); border: 1px solid var(--line); border-radius: 999px;
  overflow: hidden; height: 38px; max-width: 230px; flex: 0 1 230px;
  transition: border-color .2s, box-shadow .2s;
}
.site-search:focus-within { border-color: var(--navy-3); box-shadow: 0 0 0 3px rgba(107,78,46,.1); }
.site-search input {
  flex: 1; min-width: 0; border: 0; background: transparent; outline: none;
  padding: 0 6px 0 15px; font-size: 13.5px; font-family: inherit; color: var(--ink);
}
.site-search input::placeholder { color: var(--muted-2); }
.site-search button {
  width: 40px; height: 38px; flex-shrink: 0; border: 0; cursor: pointer;
  background: var(--navy); display: flex; align-items: center; justify-content: center;
  transition: background .2s;
}
.site-search button:hover { background: var(--accent); }

/* ---------------- 页脚：备案 / 后台入口 / 联系人说明 ---------------- */
.footer-contact .ct-note {
  color: #8b7a66; font-size: 12px; line-height: 1.6; margin: -2px 0 6px; padding-left: 0;
}
.footer-bottom { flex-wrap: wrap; gap: 8px 18px; }
.footer-bottom .beian { display: inline-flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.footer-bottom .beian .sep { color: #6b5a48; margin: 0 4px; }
.footer-bottom a { color: #b5a794; }
.footer-bottom a:hover { color: #fff; }
.staff-entry { margin-left: auto; }
.staff-entry a {
  font-size: 11.5px; color: #8b7a66 !important; letter-spacing: .02em;
  border-bottom: 1px dotted #57483a; padding-bottom: 1px;
}
.staff-entry a:hover { color: #ad9f8c !important; }

/* ---------------- 悬浮获客组件 ---------------- */
#yk-fab { position: fixed; right: 18px; bottom: 84px; z-index: 900; }
.fab-group { display: flex; flex-direction: column; gap: 10px; align-items: flex-end; }
.fab {
  display: flex; align-items: center; gap: 8px; border: 0; cursor: pointer;
  height: 46px; padding: 0 15px 0 13px; border-radius: 999px; color: #fff;
  text-decoration: none; font-family: inherit; font-size: 13.5px; font-weight: 600;
  box-shadow: 0 8px 22px rgba(59,42,24,.2); transition: transform .18s, box-shadow .18s, background .18s;
  white-space: nowrap;
}
.fab em { font-style: normal; }
.fab:hover { transform: translateY(-2px); box-shadow: 0 12px 28px rgba(59,42,24,.28); }
.fab:active { transform: translateY(0); }
.fab svg { flex-shrink: 0; }
.fab-tel { background: linear-gradient(135deg, #3b2a18, #6b4e2e); }
.fab-tel:hover { background: linear-gradient(135deg, #6b4e2e, #8a6a30); }
.fab-wx { background: #07c160; }
.fab-wx:hover { background: #3f8a52; }
.fab-qa { background: var(--accent); color: #2e2418; }
.fab-qa:hover { background: var(--accent-dark); }

/* ---------------- 微信二维码弹窗 ---------------- */
.wx-pop {
  /* 1100：必须高于 .modal-mask(1000)，否则询价弹窗里的保底弹窗会被遮住 */
  position: fixed; inset: 0; z-index: 1100; display: none;
  align-items: center; justify-content: center;
  background: rgba(59,42,24,.45); backdrop-filter: blur(3px); padding: 20px;
}
.wx-pop.is-open { display: flex; }
.wx-pop-card {
  position: relative; background: var(--surface); border-radius: 18px; padding: 26px 26px 22px;
  text-align: center; box-shadow: 0 24px 60px rgba(59,42,24,.3);
  animation: fabPop .22s ease-out; max-width: 300px;
}
@keyframes fabPop { from { opacity: 0; transform: scale(.94) translateY(8px); } to { opacity: 1; transform: none; } }
.wx-pop-card img {
  display: block; margin: 0 auto 14px; border-radius: 10px; border: 1px solid var(--line);
  width: 100%; max-width: 236px; height: auto;
}
.wx-pop-card b { display: block; font-size: 15px; color: var(--navy); margin-bottom: 6px; }
.wx-pop-card span { display: block; font-size: 13px; color: var(--ink-2); line-height: 1.7; }
.wx-pop-card em { display: block; margin-top: 10px; font-style: normal; font-size: 12px; color: var(--muted); line-height: 1.6; }
.wx-pop-close {
  position: absolute; top: 8px; right: 12px; border: 0; background: transparent;
  font-size: 24px; line-height: 1; color: var(--muted-2); cursor: pointer;
}
.wx-pop-close:hover { color: var(--navy); }

/* ---------- 线索保底弹窗（云端提交失败时，引导客户扫码 / 打电话 / 复制发送） ---------- */
.wx-pop-card.is-lead {
  max-width: 430px; text-align: left; padding: 26px 24px 22px;
  max-height: calc(100vh - 56px); overflow-y: auto;
}
.wx-pop-card.is-lead .lead-title { font-size: 17px; color: var(--navy); margin-bottom: 8px; }
.wx-pop-card.is-lead .lead-desc { margin: 0 0 16px; font-size: 13.5px; color: var(--muted); line-height: 1.75; }
.lead-ways { display: flex; gap: 12px; margin-bottom: 16px; }
.lead-way {
  flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 8px; padding: 14px 10px; border: 1px solid var(--line); border-radius: 12px;
  background: #fdfaf5; text-decoration: none; color: inherit; transition: border-color .15s, background .15s;
}
a.lead-way:hover { border-color: var(--accent-deep); background: var(--surface); }
.wx-pop-card.is-lead .lead-way img {
  width: 126px; height: 126px; max-width: 100%; margin: 0; border-radius: 8px; border: 1px solid var(--line);
}
.lead-way > span { font-size: 13px; font-weight: 600; color: var(--navy); text-align: center; line-height: 1.6; }
.lead-way em { display: block; margin-top: 2px; font-style: normal; font-size: 12px; font-weight: 400; color: var(--muted); }
.lead-ico { font-size: 30px; line-height: 1; }
.lead-box { border: 1px solid var(--line); border-radius: 12px; padding: 8px 14px; margin-bottom: 16px; background: #fdfaf5; }
.lead-row { display: flex; gap: 10px; padding: 7px 0; font-size: 13px; border-bottom: 1px dashed var(--line); }
.lead-row:last-child { border-bottom: 0; }
.lead-row span { flex: 0 0 80px; color: var(--muted); }
.lead-row b { flex: 1; min-width: 0; font-size: 13px; font-weight: 600; color: var(--navy); word-break: break-all; white-space: pre-wrap; }
.lead-actions { display: flex; gap: 10px; }
.btn-lead-copy, .btn-lead-alt {
  flex: 1; text-align: center; padding: 11px 12px; border-radius: 10px;
  font-size: 14px; font-weight: 600; cursor: pointer; text-decoration: none;
  border: 1px solid var(--accent);
}
.btn-lead-copy { background: var(--accent); color: #2e2418; border-color: var(--accent-deep); }
.btn-lead-copy.is-done { background: #2ba245; border-color: #2ba245; }
.btn-lead-alt { color: var(--accent-deep); background: var(--surface); }
@media (max-width: 480px) {
  .lead-ways { flex-direction: column; }
  .lead-actions { flex-direction: column; }
}

/* ---------------- 侧边快捷问答面板 ---------------- */
.fqa-panel {
  position: fixed; right: 78px; bottom: 84px; z-index: 905; width: 336px; max-width: calc(100vw - 36px);
  background: var(--surface); border-radius: 16px; overflow: hidden; display: none;
  box-shadow: 0 20px 54px rgba(59,42,24,.24); border: 1px solid var(--line);
}
.fqa-panel.is-open { display: block; animation: fabPop .2s ease-out; }
.fqa-head {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 14px 16px; background: linear-gradient(135deg, #3b2a18, #6b4e2e); color: #fff;
}
.fqa-head b { font-size: 14.5px; }
.fqa-close { border: 0; background: transparent; color: #e2d7c6; font-size: 22px; line-height: 1; cursor: pointer; }
.fqa-close:hover { color: #fff; }
.fqa-body { max-height: 60vh; overflow-y: auto; }
.fqa { border-bottom: 1px solid var(--line); }
.fqa:last-child { border-bottom: 0; }
.fqa-q {
  width: 100%; display: flex; align-items: center; gap: 8px; justify-content: space-between;
  padding: 13px 16px; background: transparent; border: 0; cursor: pointer;
  font-family: inherit; font-size: 14px; font-weight: 600; color: var(--navy); text-align: left;
}
.fqa-q:hover { background: var(--bg-soft); }
.fqa-q svg { flex-shrink: 0; color: var(--muted); transition: transform .2s; }
.fqa.is-open .fqa-q svg { transform: rotate(180deg); }
.fqa-a {
  display: none; padding: 0 16px 15px; font-size: 13.5px; line-height: 1.82; color: var(--ink-2);
}
.fqa.is-open .fqa-a { display: block; }
.fqa-a b { font-weight: 400; }
.fqa-a b b, .fqa-a b strong { font-weight: 700; color: var(--navy); }
.fqa-foot {
  padding: 12px 16px; background: var(--surface); font-size: 13px; color: var(--muted);
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
}
.fqa-foot a { color: var(--accent-deep); font-weight: 600; }

/* ---------------- 产品详情：一键咨询该型号 ---------------- */
.model-ask {
  display: inline-flex; align-items: center; gap: 8px; padding: 11px 20px;
  background: var(--accent); color: #2e2418; border-radius: 8px; font-weight: 600;
  text-decoration: none; font-size: 14px; transition: background .2s;
}
.model-ask:hover { background: var(--accent-dark); }
.ask-bar {
  display: flex; flex-wrap: wrap; align-items: center; gap: 12px;
  margin-top: 18px; padding: 16px 18px; background: var(--accent-soft);
  border-radius: 12px; border: 1px solid #f2e7d2;
}
.ask-bar b { color: var(--navy); font-size: 14.5px; }

/* ---------------- 资料下载中心 ---------------- */
.dl-filters {
  display: flex; flex-wrap: wrap; gap: 10px; align-items: center;
  padding: 16px 18px; background: var(--bg-soft); border-radius: 12px; margin-bottom: 24px;
}
.dl-filters label { font-size: 13.5px; color: var(--ink-2); font-weight: 600; }
.dl-filters select, .dl-filters input {
  height: 38px; border: 1px solid var(--line); border-radius: 8px; padding: 0 12px;
  font-family: inherit; font-size: 13.5px; background: var(--surface); color: var(--ink); outline: none;
}
.dl-filters select:focus, .dl-filters input:focus { border-color: var(--navy-3); }
.dl-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.dl-card {
  border: 1px solid var(--line); border-radius: 14px; padding: 20px; background: var(--surface);
  display: flex; flex-direction: column; transition: box-shadow .2s, transform .2s, border-color .2s;
}
.dl-card:hover { box-shadow: var(--shadow); transform: translateY(-3px); border-color: #e3d8c6; }
.dl-top { display: flex; align-items: flex-start; gap: 12px; margin-bottom: 12px; }
.dl-ico {
  width: 42px; height: 42px; flex-shrink: 0; border-radius: 10px; background: #fdeceb;
  display: flex; align-items: center; justify-content: center; font-size: 11px; font-weight: 700; color: #d93a2b;
}
.dl-card h3 { font-size: 15px; margin: 0 0 5px; color: var(--navy); line-height: 1.5; }
.dl-card .dl-meta { font-size: 12.5px; color: var(--muted); display: flex; flex-wrap: wrap; gap: 4px 10px; }
.dl-card p { font-size: 13px; color: var(--ink-2); line-height: 1.75; margin: 0 0 14px; flex: 1; }
.dl-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 14px; }
.dl-tag {
  font-size: 11.5px; padding: 3px 9px; border-radius: 999px;
  background: var(--bg-soft-2); color: var(--navy-3);
}
.dl-btn {
  display: block; text-align: center; padding: 11px; border-radius: 8px; border: 0;
  background: var(--navy); color: #fff; font-family: inherit; font-size: 14px; font-weight: 600;
  cursor: pointer; text-decoration: none; transition: background .2s;
}
.dl-btn:hover { background: var(--navy-3); }
.dl-empty { text-align: center; padding: 60px 20px; color: var(--muted); }

/* ---------------- 留资弹窗（下载资料） ---------------- */
.lead-mask {
  position: fixed; inset: 0; z-index: 970; display: none; align-items: center; justify-content: center;
  background: rgba(59,42,24,.45); backdrop-filter: blur(3px); padding: 20px;
}
.lead-mask.is-open { display: flex; }
.lead-card {
  background: var(--surface); border-radius: 18px; padding: 28px; width: 100%; max-width: 400px;
  box-shadow: 0 24px 60px rgba(59,42,24,.3); animation: fabPop .2s ease-out;
}
.lead-card h3 { margin: 0 0 6px; font-size: 18px; color: var(--navy); }
.lead-card .lead-sub { font-size: 13.5px; color: var(--muted); line-height: 1.7; margin: 0 0 18px; }
.lead-card .lead-file {
  padding: 12px 14px; background: var(--bg-soft); border-radius: 10px;
  font-size: 13.5px; color: var(--navy); margin-bottom: 18px; display: flex; gap: 9px; align-items: center;
}
.lead-card .lead-file span { color: var(--muted); font-size: 12.5px; }
.lead-field { margin-bottom: 14px; }
.lead-field label { display: block; font-size: 13.5px; font-weight: 600; color: var(--ink-2); margin-bottom: 7px; }
.lead-field label .req { color: #c0392b; }
.lead-field input {
  width: 100%; height: 42px; border: 1px solid var(--line); border-radius: 9px;
  padding: 0 13px; font-family: inherit; font-size: 14px; outline: none; color: var(--ink);
}
.lead-field input:focus { border-color: var(--navy-3); box-shadow: 0 0 0 3px rgba(107,78,46,.1); }
.lead-actions { display: flex; gap: 10px; margin-top: 20px; }
.lead-actions button { flex: 1; height: 44px; border-radius: 9px; font-family: inherit; font-size: 14.5px; font-weight: 600; cursor: pointer; border: 0; }
.lead-submit { background: var(--accent); color: #2e2418; }
.lead-submit:hover { background: var(--accent-dark); }
.lead-submit:disabled { opacity: .6; cursor: not-allowed; }
.lead-cancel { background: var(--bg-soft-2); color: var(--ink-2); }
.lead-cancel:hover { background: #ece2d2; }
.lead-msg { font-size: 13px; margin-top: 12px; min-height: 18px; }
.lead-msg.is-err { color: #c0392b; }
.lead-msg.is-ok { color: #2f7a4a; }
.lead-done { text-align: center; padding: 8px 0; }
.lead-done .ic {
  width: 56px; height: 56px; border-radius: 50%; background: #e8f7ef; color: #2f7a4a;
  display: flex; align-items: center; justify-content: center; margin: 0 auto 14px; font-size: 26px;
}
.lead-done h3 { margin-bottom: 8px; }
.lead-done .lead-dl {
  display: block; padding: 13px; background: var(--accent); color: #2e2418; border-radius: 9px;
  text-decoration: none; font-weight: 600; margin-top: 16px; font-size: 14.5px;
}
.lead-done .lead-dl:hover { background: var(--accent-dark); }
.lead-done em { display: block; font-style: normal; font-size: 12.5px; color: var(--muted); margin-top: 12px; line-height: 1.7; }

/* ---------------- 搜索结果页 ---------------- */
.search-hero { background: linear-gradient(172deg, #fffdf9 0%, #f7f0e4 100%); padding: 46px 0; color: var(--ink); border-bottom: 1px solid var(--line); }
.search-hero h1 { margin: 0 0 8px; font-size: 26px; color: var(--navy); }
.search-hero p { margin: 0 0 20px; color: var(--muted); font-size: 14px; }
.search-big { display: flex; max-width: 620px; background: var(--surface); border-radius: 12px; overflow: hidden; }
.search-big input {
  flex: 1; border: 0; outline: none; height: 52px; padding: 0 18px;
  font-family: inherit; font-size: 15px; color: var(--ink);
}
.search-big button {
  border: 0; background: var(--accent); color: #2e2418; padding: 0 28px; cursor: pointer;
  font-family: inherit; font-size: 15px; font-weight: 600;
}
.search-big button:hover { background: var(--accent-dark); }
.search-stats { padding: 22px 0 6px; color: var(--muted); font-size: 13.5px; }
.search-stats b { color: var(--navy); }
.sr-group { margin-bottom: 30px; }
.sr-group h2 {
  font-size: 16px; color: var(--navy); margin: 0 0 14px; padding-bottom: 9px;
  border-bottom: 2px solid var(--line); display: flex; align-items: center; gap: 9px;
}
.sr-group h2 span { font-size: 12.5px; color: var(--muted); font-weight: 400; }
.sr-item {
  display: block; padding: 15px 17px; border: 1px solid var(--line); border-radius: 11px;
  margin-bottom: 10px; text-decoration: none; transition: border-color .18s, background .18s;
}
.sr-item:hover { border-color: #e3d8c6; background: var(--bg-soft); }
.sr-item b { display: block; font-size: 14.5px; color: var(--navy); margin-bottom: 5px; }
.sr-item b em { font-style: normal; background: #fbf3e4; color: #8a6a30; padding: 0 2px; border-radius: 3px; }
.sr-item p { margin: 0; font-size: 13px; color: var(--ink-2); line-height: 1.72; }
.sr-item p em { font-style: normal; background: #fbf3e4; color: #8a6a30; }
.sr-item .sr-path { font-size: 12px; color: var(--muted-2); margin-top: 6px; }
.sr-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 26px; }
.sr-chip {
  font-size: 13px; padding: 6px 14px; border-radius: 999px; border: 1px solid var(--line);
  background: var(--surface); color: var(--ink-2); text-decoration: none; transition: all .18s;
}
.sr-chip:hover { border-color: var(--navy-3); color: var(--navy); background: var(--bg-soft); }

/* ---------------- 服务承诺（首页 / 关于我们） ---------------- */
.promise-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.promise-card {
  padding: 24px 22px; border: 1px solid var(--line); border-radius: 14px; background: var(--surface);
  transition: box-shadow .2s, transform .2s;
}
.promise-card:hover { box-shadow: var(--shadow); transform: translateY(-3px); }
.promise-card .pnum {
  width: 38px; height: 38px; border-radius: 10px; background: var(--navy); color: #fff;
  display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 15px; margin-bottom: 14px;
}
.promise-card h3 { font-size: 15.5px; color: var(--navy); margin: 0 0 9px; }
.promise-card p { font-size: 13.5px; color: var(--ink-2); line-height: 1.8; margin: 0; }

/* ---------------- 响应式 ---------------- */
@media (max-width: 1180px) {
  .site-search { flex: 0 1 180px; max-width: 180px; }
}
@media (max-width: 1024px) {
  .dl-grid { grid-template-columns: repeat(2, 1fr); }
  .promise-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 900px) {
  .site-search {
    order: 10; flex: 1 1 100%; max-width: none; margin: 10px 0 0; height: 40px;
  }
  .site-search button { height: 40px; }
  #yk-fab { right: 12px; bottom: 66px; }
  .fab em { display: none; }
  .fab { width: 46px; height: 46px; padding: 0; justify-content: center; border-radius: 50%; }
  .fqa-panel { right: 12px; bottom: 66px; left: 12px; width: auto; }
}
@media (max-width: 640px) {
  .dl-grid { grid-template-columns: 1fr; }
  .promise-grid { grid-template-columns: 1fr; }
  .staff-entry { margin-left: 0; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
}

/* ==========================================================================
   管理后台扩展样式：统计看板 / 数据表格 / 导入面板
   ========================================================================== */

.admin-nav { display: flex; flex-wrap: wrap; gap: 8px; }
.admin-nav button { white-space: nowrap; }

/* ---------------- 统计卡片 ---------------- */
.stat-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px;
}
.stat-card {
  border: 1px solid var(--line); border-radius: 12px; padding: 18px 20px; background: var(--surface);
  transition: box-shadow .2s, border-color .2s;
}
.stat-card:hover { box-shadow: var(--shadow-sm); border-color: #e3d8c6; }
.stat-num {
  font-size: 26px; font-weight: 700; color: var(--navy); line-height: 1.2;
  font-variant-numeric: tabular-nums;
}
.stat-label { font-size: 13px; color: var(--muted); margin-top: 5px; }
.stat-sub { font-size: 12px; color: var(--muted-2); margin-top: 3px; }

/* ---------------- 趋势柱状图 ---------------- */
.stat-chart {
  display: flex; align-items: flex-end; gap: 3px; height: 170px;
  padding: 14px 12px 0; background: var(--bg-soft); border-radius: 10px;
  overflow-x: auto;
}
.stat-chart .bar-wrap {
  flex: 1 0 16px; min-width: 16px; height: 100%;
  display: flex; flex-direction: column; justify-content: flex-end; align-items: center;
  gap: 4px;
}
.stat-chart .bar {
  width: 100%; max-width: 26px; background: linear-gradient(180deg, #8a6a30, #3b2a18);
  border-radius: 3px 3px 0 0; min-height: 2px; transition: background .2s;
}
.stat-chart .bar-wrap:hover .bar { background: var(--accent); }
.stat-chart .bar-wrap span {
  font-size: 9.5px; color: var(--muted-2); writing-mode: vertical-rl;
  transform: rotate(180deg); height: 34px; line-height: 1;
}

/* ---------------- 数据表格 ---------------- */
.admin-table {
  width: 100%; border-collapse: collapse; font-size: 13.5px; background: var(--surface);
  border: 1px solid var(--line); border-radius: 10px; overflow: hidden;
}
.admin-table thead th {
  background: var(--navy); color: #fff; text-align: left; padding: 11px 13px;
  font-size: 13px; font-weight: 600; white-space: nowrap;
}
.admin-table tbody td {
  padding: 11px 13px; border-bottom: 1px solid var(--line); color: var(--ink-2);
  vertical-align: top; line-height: 1.6;
}
.admin-table tbody tr:last-child td { border-bottom: 0; }
.admin-table tbody tr:nth-child(even) { background: #fdfbf6; }
.admin-table tbody tr:hover { background: var(--bg-soft); }
.admin-table tbody td b { color: var(--navy); }
.admin-table .link-btn { font-size: 13px; }

/* 表格在窄屏下横向滚动 */
.admin-panel > div[style*="overflow-x"] { -webkit-overflow-scrolling: touch; }

/* 导入面板 */
#import .imp-drop {
  border: 2px dashed var(--line); border-radius: 12px; padding: 26px;
  text-align: center; color: var(--muted); background: var(--bg-soft);
}

/* ---------------- 响应式 ---------------- */
@media (max-width: 1024px) {
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .stat-grid { grid-template-columns: 1fr; }
  .admin-nav { overflow-x: auto; flex-wrap: nowrap; padding-bottom: 4px; }
  .admin-panel { overflow-x: auto; }
}

/* ---------------- 服务能力承诺 ---------------- */
.promise-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  margin-top: 8px;
}
.promise-card {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 26px 22px 24px;
  box-shadow: var(--shadow-sm);
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.promise-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-color: rgba(176,141,87,.35);
}
.promise-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 46px; height: 46px;
  border-radius: 12px;
  background: var(--accent-soft);
  margin-bottom: 14px;
}
.promise-icon svg {
  width: 24px; height: 24px;
  fill: none; stroke: var(--accent); stroke-width: 1.8;
}
.promise-card h4 {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 700;
  color: var(--navy);
  letter-spacing: .2px;
}
.promise-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-2);
}
@media (max-width: 1024px) { .promise-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px)  { .promise-grid { grid-template-columns: 1fr; } }

/* ---------------- 联系页：带入型号提示条 ---------------- */
.model-preset {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin: 0 0 18px;
  padding: 14px 16px;
  border: 1px solid rgba(176,141,87,.38);
  border-left: 4px solid var(--accent);
  border-radius: var(--radius);
  background: var(--accent-soft);
}
.model-preset b  { font-size: 15px; color: var(--navy); }
.model-preset span { font-size: 13px; color: var(--ink-2); line-height: 1.6; }