/* =========================================================
   天津博讯商务信息咨询有限公司 · 官网升级版
   设计语言：深海军蓝 + 品牌红 · 衬线标题 + 大量留白
   ========================================================= */

:root {
  /* 主色 */
  --ink-900: #07182e;   /* 最深墨蓝 */
  --ink-800: #0b2545;   /* 主深蓝 */
  --ink-700: #11365f;   /* 次深蓝 */
  --ink-600: #1b4a7a;   /* 亮蓝 */
  --ink-500: #2e6aa3;

  /* 品牌红点缀（取自 Logo 主色） */
  --brand-600: #b91c22;
  --brand-500: #d62828;  /* 主红 */
  --brand-400: #e85d5d;
  --brand-300: #fce8e8;

  /* 中性 */
  --bg: #f6f7f9;
  --bg-soft: #eef1f5;
  --white: #ffffff;
  --line: #e3e8ef;

  --text: #16233a;
  --text-soft: #55657c;
  --text-invert: #eaf0f7;

  /* 兼容别名：hr.html / staff.html 里用到的 --navy / --gold
     （此前未定义 → 所有引用它的声明在浏览器里被判定为无效而丢弃，
       表现为 toast 没背景、Tab 选中态看不见、验证码按钮没底色） */
  --navy: #0b2545;
  --gold: #d4af37;

  /* 排版 */
  --serif: "Noto Serif SC", "Songti SC", "STSong", Georgia, serif;
  --sans: "Noto Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;

  --maxw: 1200px;
  --radius: 14px;
  --shadow-sm: 0 4px 16px rgba(11, 37, 69, 0.06);
  --shadow-md: 0 14px 40px rgba(11, 37, 69, 0.10);
  --shadow-lg: 0 28px 70px rgba(11, 37, 69, 0.16);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--sans);
  color: var(--text);
  background: var(--bg);
  line-height: 1.75;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

.container {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
}

/* ===================== 顶部信息条 ===================== */
.topbar {
  background: var(--ink-900);
  color: rgba(234, 240, 247, 0.72);
  font-size: 13px;
  border-bottom: 1px solid rgba(201, 169, 97, 0.18);
}
.topbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 42px;
}
.topbar .t-left, .topbar .t-right { display: flex; gap: 22px; align-items: center; }
.topbar a:hover { color: var(--brand-400); }
.topbar .dot { color: var(--brand-500); margin-right: 6px; }

/* ===================== 导航 ===================== */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--line);
  transition: box-shadow .3s var(--ease), background .3s var(--ease);
}
.header.scrolled { box-shadow: var(--shadow-sm); }
.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 74px;
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand .logo-img {
  height: 46px;
  width: auto;
  display: block;
  border-radius: 6px;
}
.brand .name { line-height: 1.15; }
.brand .name b { font-size: 19px; letter-spacing: .5px; color: var(--ink-800); }
.brand .name span { display: block; font-size: 11px; letter-spacing: 2px; color: var(--text-soft); text-transform: uppercase; }

.nav { display: flex; align-items: center; gap: 4px; }
.nav a {
  position: relative;
  padding: 10px 12px;
  font-size: 14.5px;
  color: var(--text);
  font-weight: 500;
  transition: color .25s var(--ease);
}
.nav a::after {
  content: "";
  position: absolute;
  left: 12px; right: 12px; bottom: 4px;
  height: 2px;
  background: linear-gradient(90deg, var(--brand-500), var(--brand-400));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .3s var(--ease);
}
.nav a:hover { color: var(--ink-700); }
.nav a:hover::after { transform: scaleX(1); }

/* 当前页导航项：红底胶囊（点到哪个页面，哪个页面的导航项变红） */
.nav a.active {
  display: inline-flex; align-items: center; gap: 6px;
  margin: 0 3px;
  padding: 8px 15px;
  color: #fff;
  background: linear-gradient(135deg, var(--brand-500), var(--brand-600));
  border-radius: 999px;
  font-weight: 600;
  box-shadow: 0 6px 15px rgba(214, 40, 40, .28);
  transition: transform .25s var(--ease), box-shadow .25s var(--ease);
}
.nav a.active::after { display: none; }
.nav a.active:hover {
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 10px 22px rgba(214, 40, 40, .4);
}

/* 「标准查询」仅保留放大镜图标样式，不常驻红底；作为当前页时随 .active 变红 */
.nav a.nav-hl { display: inline-flex; align-items: center; gap: 6px; }

/* ===================== 标准查询 · 首页快捷入口 ===================== */
.query-banner {
  position: relative; overflow: hidden;
  display: flex; flex-wrap: wrap; align-items: center; gap: 24px;
  padding: 34px 40px;
  border-radius: var(--radius);
  color: var(--text-invert);
  background: linear-gradient(120deg, var(--ink-900) 0%, var(--ink-700) 58%, var(--ink-600) 100%);
  box-shadow: var(--shadow-md);
}
.query-banner::before {
  content: ""; position: absolute; right: -70px; top: -80px;
  width: 280px; height: 280px; border-radius: 50%;
  background: radial-gradient(circle, rgba(214, 40, 40, .38), transparent 70%);
}
.qb-text { flex: 1 1 420px; position: relative; }
.qb-text .eyebrow {
  display: inline-block;
  font-size: 12.5px; letter-spacing: 3px; text-transform: uppercase;
  font-weight: 600; color: var(--brand-400);
}
.qb-text h3 { font-family: var(--serif); font-size: 26px; line-height: 1.4; margin: 6px 0 10px; color: #fff; }
.qb-text p { font-size: 14.5px; line-height: 1.85; color: rgba(234, 240, 247, .78); }
.qb-tags { flex: 1 1 100%; display: flex; flex-wrap: wrap; gap: 8px; position: relative; }
.qb-tags span {
  font-size: 12.5px; padding: 5px 12px; border-radius: 999px;
  border: 1px solid rgba(234, 240, 247, .25); color: rgba(234, 240, 247, .85);
}
.qb-btn { position: relative; flex: 0 0 auto; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 26px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
  border: none;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), background .25s var(--ease);
}
.btn-gold {
  background: linear-gradient(135deg, var(--brand-500), var(--brand-600));
  color: #fff;
  box-shadow: 0 10px 24px rgba(214, 40, 40, 0.32);
}
.btn-gold:hover { transform: translateY(-2px); box-shadow: 0 16px 32px rgba(214, 40, 40, 0.42); }
.btn-ghost {
  background: transparent;
  color: var(--text-invert);
  border: 1px solid rgba(252, 232, 232, 0.5);
}
.btn-ghost:hover { background: rgba(252, 232, 232, 0.12); border-color: var(--brand-400); }
.btn-dark {
  background: var(--ink-800);
  color: #fff;
}
.btn-dark:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }

.menu-toggle { display: none; background: none; border: none; cursor: pointer; }

/* 窄屏（导航收进汉堡菜单）时，顶栏常显「标准查询」快捷入口，保证任何页面都点得到 */
.nav-quick { display: none; }
@media (max-width: 680px) {
  .nav-quick {
    display: inline-flex;
    margin-left: auto;
    margin-right: 10px;
    padding: 9px 15px;
    font-size: 13.5px;
    white-space: nowrap;
  }
}

/* ===================== HERO ===================== */
.hero {
  position: relative;
  min-height: 88vh;
  display: flex;
  align-items: center;
  color: var(--text-invert);
  background:
    linear-gradient(115deg, rgba(7,24,46,.92) 0%, rgba(11,37,69,.78) 45%, rgba(11,37,69,.35) 100%),
    url("../images/office.jpg") center/cover no-repeat;
  overflow: hidden;
}
.hero::after {
  content: "";
  position: absolute; inset: 0;
  background-image: radial-gradient(circle at 80% 20%, rgba(214,40,40,.12), transparent 45%);
  pointer-events: none;
}
.hero .container { position: relative; z-index: 2; padding-top: 60px; padding-bottom: 90px; }
.hero .eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 13px; letter-spacing: 3px; text-transform: uppercase;
  color: var(--brand-400);
  border: 1px solid rgba(214,40,40,.4);
  padding: 7px 16px; border-radius: 999px;
  margin-bottom: 26px;
}
.hero h1 {
  font-family: var(--serif);
  font-size: clamp(34px, 5.4vw, 64px);
  line-height: 1.2;
  font-weight: 700;
  letter-spacing: 1px;
  margin-bottom: 22px;
  text-shadow: 0 2px 24px rgba(0,0,0,.3);
}
.hero h1 .hl { color: var(--brand-400); }
.hero p.lead {
  font-size: clamp(16px, 1.6vw, 19px);
  max-width: 620px;
  color: rgba(234, 240, 247, 0.86);
  margin-bottom: 38px;
}
.hero .cta { display: flex; gap: 16px; flex-wrap: wrap; }
.hero .scroll-hint {
  position: absolute; bottom: 26px; left: 50%; transform: translateX(-50%);
  z-index: 2; color: rgba(234,240,247,.6); font-size: 12px; letter-spacing: 2px;
  display: flex; flex-direction: column; align-items: center; gap: 8px;
}
.hero .scroll-hint .mouse {
  width: 22px; height: 36px; border: 2px solid rgba(234,240,247,.5); border-radius: 12px;
  position: relative;
}
.hero .scroll-hint .mouse::after {
  content:""; position:absolute; top:7px; left:50%; transform:translateX(-50%);
  width:4px; height:7px; border-radius:2px; background: var(--brand-400);
  animation: scrollDot 1.6s infinite;
}
@keyframes scrollDot { 0%{opacity:0; top:7px} 40%{opacity:1} 80%{opacity:0; top:18px} 100%{opacity:0} }

/* 浮动数据卡 */
.hero-stats {
  position: absolute; right: 5%; bottom: 12%;
  z-index: 3;
  display: flex; gap: 14px;
}
.hero-stats .stat {
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(214,40,40,.3);
  backdrop-filter: blur(8px);
  border-radius: var(--radius);
  padding: 18px 22px;
  min-width: 120px;
  text-align: center;
}
.hero-stats .stat b { font-family: var(--serif); font-size: 30px; color: var(--brand-400); display:block; }
.hero-stats .stat span { font-size: 12px; color: rgba(234,240,247,.72); }

/* ===================== 内页横幅 ===================== */
.page-hero {
  position: relative;
  padding: 120px 0 96px;
  color: var(--text-invert);
  background:
    linear-gradient(120deg, rgba(7,24,46,.95) 0%, rgba(11,37,69,.82) 55%, rgba(17,54,95,.55) 100%),
    url("https://images.unsplash.com/photo-1454165804606-c3d57bc86b40?auto=format&fit=crop&w=1600&q=80") center/cover;
  overflow: hidden;
}
.page-hero::after { content:""; position:absolute; inset:0; background: radial-gradient(circle at 85% 10%, rgba(214,40,40,.14), transparent 45%); }
.page-hero .container { position: relative; z-index: 2; }
.page-hero .eyebrow { display:inline-block; font-size:13px; letter-spacing:3px; text-transform:uppercase; color: var(--brand-400); margin-bottom: 14px; }
.page-hero h1 { font-family: var(--serif); font-size: clamp(30px, 4vw, 48px); font-weight:700; letter-spacing:1px; }
.page-hero .crumb { font-size: 14px; color: rgba(234,240,247,.6); margin-top: 18px; }
.page-hero .crumb a:hover { color: var(--brand-400); }

/* ===================== 通用区块 ===================== */
section { position: relative; }
.section { padding: 96px 0; }
.section.tight { padding: 72px 0; }
.section-head { text-align: center; max-width: 760px; margin: 0 auto 56px; }
.section-head .eyebrow {
  display: inline-block;
  font-size: 13px; letter-spacing: 4px; text-transform: uppercase;
  color: var(--brand-600); font-weight: 600; margin-bottom: 14px;
}
.section-head .eyebrow::before, .section-head .eyebrow::after {
  content: ""; display: inline-block; width: 28px; height: 1px;
  background: var(--brand-500); vertical-align: middle; margin: 0 12px;
}
.section-head h2 {
  font-family: var(--serif);
  font-size: clamp(26px, 3.4vw, 40px);
  color: var(--ink-800);
  font-weight: 700;
  letter-spacing: 1px;
  margin-bottom: 16px;
}
.section-head p { color: var(--text-soft); font-size: 16px; }

.bg-soft { background: var(--bg-soft); }
.bg-dark {
  background: linear-gradient(135deg, var(--ink-900), var(--ink-800));
  color: var(--text-invert);
}
.bg-dark .section-head h2 { color: #fff; }
.bg-dark .section-head p { color: rgba(234,240,247,.7); }

/* ===================== 关于我们 ===================== */
.about-grid {
  display: grid; grid-template-columns: 1.05fr 1fr; gap: 64px; align-items: center;
}
.about-visual {
  position: relative; border-radius: var(--radius); overflow: hidden;
  box-shadow: var(--shadow-lg); min-height: 460px;
  background: url("https://images.unsplash.com/photo-1521737604893-d14cc237f11d?auto=format&fit=crop&w=900&q=80") center/cover;
}
.about-visual .badge {
  position: absolute; left: 24px; bottom: 24px;
  background: rgba(7,24,46,.82); color: var(--brand-400);
  padding: 16px 22px; border-radius: 12px; border: 1px solid rgba(214,40,40,.4);
  font-family: var(--serif);
}
.about-visual .badge b { font-size: 34px; display:block; line-height:1; }
.about-visual .badge span { font-size: 12px; color: rgba(234,240,247,.7); letter-spacing: 1px; }
.about-text h3 { font-family: var(--serif); font-size: 24px; color: var(--ink-800); margin-bottom: 18px; }
.about-text p { color: var(--text-soft); margin-bottom: 18px; }
.about-text .vision {
  border-left: 3px solid var(--brand-500); padding: 6px 0 6px 18px; margin: 22px 0;
}
.about-text .vision b { color: var(--ink-700); }
.tag-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.tag-row .tag {
  background: var(--bg-soft); border: 1px solid var(--line);
  padding: 8px 16px; border-radius: 999px; font-size: 14px; color: var(--text-soft);
}

/* ===================== 优势卡片 ===================== */
.adv-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.adv-card {
  background: var(--white); border-radius: var(--radius);
  padding: 38px 32px; border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s;
  position: relative; overflow: hidden;
}
.adv-card::before {
  content:""; position:absolute; top:0; left:0; right:0; height:4px;
  background: linear-gradient(90deg, var(--brand-500), var(--brand-400));
  transform: scaleX(0); transform-origin: left; transition: transform .4s var(--ease);
}
.adv-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); border-color: transparent; }
.adv-card:hover::before { transform: scaleX(1); }
.adv-card .num {
  font-family: var(--serif); font-size: 46px; color: var(--brand-300);
  line-height: 1; margin-bottom: 16px; font-weight: 700;
}
.adv-card h3 { font-family: var(--serif); font-size: 21px; color: var(--ink-800); margin-bottom: 12px; }
.adv-card p { color: var(--text-soft); font-size: 15px; }

/* ===================== 主营业务 ===================== */
.biz-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.biz-card {
  background: var(--white); border-radius: var(--radius); overflow: hidden;
  border: 1px solid var(--line); box-shadow: var(--shadow-sm);
  transition: transform .35s var(--ease), box-shadow .35s var(--ease);
  display: flex; flex-direction: column;
}
.biz-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.biz-card .icon {
  height: 132px; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--ink-800), var(--ink-600));
  color: var(--brand-400); position: relative;
}
.biz-card .icon svg { width: 52px; height: 52px; }
.biz-card .icon::after {
  content:""; position:absolute; inset:0;
  background: radial-gradient(circle at 80% 20%, rgba(214,40,40,.18), transparent 50%);
}
.biz-card .body { padding: 26px 26px 30px; flex: 1; }
.biz-card h3 { font-family: var(--serif); font-size: 20px; color: var(--ink-800); margin-bottom: 10px; }
.biz-card p { color: var(--text-soft); font-size: 14.5px; margin-bottom: 16px; }
.biz-card .more { color: var(--brand-600); font-weight: 600; font-size: 14px; display: inline-flex; align-items: center; gap: 6px; }
.biz-card .more svg { width: 16px; height: 16px; transition: transform .25s var(--ease); }
.biz-card:hover .more svg { transform: translateX(4px); }

/* ===================== 数据条 ===================== */
.stats-bar { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.stat-item { text-align: center; padding: 10px; }
.stat-item .num {
  font-family: var(--serif); font-size: clamp(34px, 4vw, 52px);
  color: var(--brand-400); line-height: 1; font-weight: 700;
}
.stat-item .num .suffix { font-size: .5em; margin-left: 2px; }
.stat-item .label { margin-top: 12px; font-size: 14px; color: rgba(234,240,247,.78); letter-spacing: 1px; }

/* ===================== 服务流程 ===================== */
.flow { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; counter-reset: step; }
.flow-step {
  background: var(--white); border-radius: var(--radius); padding: 32px 26px;
  border: 1px solid var(--line); position: relative; box-shadow: var(--shadow-sm);
}
.flow-step .step-no {
  width: 48px; height: 48px; border-radius: 12px;
  background: linear-gradient(135deg, var(--ink-800), var(--ink-600));
  color: var(--brand-400); display: grid; place-items: center;
  font-family: var(--serif); font-size: 22px; font-weight: 700; margin-bottom: 18px;
}
.flow-step h4 { font-family: var(--serif); font-size: 18px; color: var(--ink-800); margin-bottom: 8px; }
.flow-step p { color: var(--text-soft); font-size: 14px; }

/* ===================== 新闻 ===================== */
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.news-card {
  background: var(--white); border-radius: var(--radius); overflow: hidden;
  border: 1px solid var(--line); box-shadow: var(--shadow-sm);
  transition: transform .35s var(--ease), box-shadow .35s var(--ease);
  display: flex; flex-direction: column;
}
.news-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.news-card .thumb {
  height: 168px; position: relative; overflow: hidden;
  background: linear-gradient(135deg, var(--ink-800), var(--ink-600));
  display: grid; place-items: center; color: var(--brand-400);
}
.news-card .thumb svg { width: 46px; height: 46px; opacity: .9; }
.news-card .date {
  position: absolute; left: 16px; top: 16px;
  background: rgba(7,24,46,.78); color: #fff; border-radius: 8px;
  padding: 8px 12px; text-align: center; line-height: 1.1;
}
.news-card .date b { font-family: var(--serif); font-size: 20px; display: block; }
.news-card .date span { font-size: 11px; opacity: .8; }
.news-card .body { padding: 22px 24px 26px; flex: 1; display: flex; flex-direction: column; }
.news-card h3 { font-size: 16.5px; color: var(--ink-800); line-height: 1.5; margin-bottom: 10px; font-weight: 600; }
.news-card p { color: var(--text-soft); font-size: 13.5px; flex: 1; }
.news-card .meta { margin-top: 14px; font-size: 13px; color: var(--brand-600); font-weight: 600; }

/* ===================== 资质认证 ===================== */
.cert-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.cert-card {
  background: rgba(255,255,255,.06); border: 1px solid rgba(214,40,40,.25);
  border-radius: var(--radius); padding: 30px 22px; text-align: center;
  transition: transform .3s var(--ease), background .3s;
}
.cert-card:hover { transform: translateY(-6px); background: rgba(255,255,255,.1); }
.cert-card .seal {
  width: 72px; height: 72px; margin: 0 auto 16px; border-radius: 50%;
  border: 2px solid var(--brand-500); display: grid; place-items: center;
  color: var(--brand-400); font-family: var(--serif); font-size: 26px; font-weight: 700;
}
.cert-card h4 { color: #fff; font-size: 16px; margin-bottom: 6px; }
.cert-card span { color: rgba(234,240,247,.65); font-size: 13px; }

/* ===================== CTA 横幅 ===================== */
.cta-banner {
  background:
    linear-gradient(115deg, rgba(7,24,46,.92), rgba(17,54,95,.85)),
    url("https://images.unsplash.com/photo-1454165804606-c3d57bc86b40?auto=format&fit=crop&w=1600&q=80") center/cover;
  border-radius: var(--radius);
  padding: 64px 56px;
  display: flex; align-items: center; justify-content: space-between; gap: 30px; flex-wrap: wrap;
  box-shadow: var(--shadow-lg);
}
.cta-banner h2 { font-family: var(--serif); color: #fff; font-size: clamp(24px,3vw,34px); margin-bottom: 10px; }
.cta-banner p { color: rgba(234,240,247,.78); }

/* ===================== 联系 ===================== */
.contact-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 50px; align-items: start; }
.contact-info .ci-item { display: flex; gap: 16px; padding: 18px 0; border-bottom: 1px solid var(--line); }
.contact-info .ci-item:last-child { border-bottom: none; }
.contact-info .ic {
  width: 46px; height: 46px; border-radius: 12px; flex-shrink: 0;
  background: var(--bg-soft); color: var(--brand-600);
  display: grid; place-items: center;
}
.contact-info .ic svg { width: 22px; height: 22px; }
.contact-info .ci-item b { display: block; color: var(--ink-800); font-size: 16px; margin-bottom: 2px; }
.contact-info .ci-item span { color: var(--text-soft); font-size: 14.5px; }

.form-card {
  background: var(--white); border-radius: var(--radius); padding: 38px 34px;
  box-shadow: var(--shadow-md); border: 1px solid var(--line);
}
.form-card h3 { font-family: var(--serif); font-size: 22px; color: var(--ink-800); margin-bottom: 6px; }
.form-card .sub { color: var(--text-soft); font-size: 14px; margin-bottom: 22px; }
.field { margin-bottom: 16px; }
.field label { display: block; font-size: 14px; color: var(--ink-700); margin-bottom: 7px; font-weight: 500; }
.field input, .field textarea, .field select {
  width: 100%; padding: 12px 14px; border: 1px solid var(--line); border-radius: 10px;
  font-family: var(--sans); font-size: 15px; color: var(--text); background: var(--bg);
  transition: border-color .25s, box-shadow .25s;
}
.field input:focus, .field textarea:focus, .field select:focus {
  outline: none; border-color: var(--brand-500);
  box-shadow: 0 0 0 3px rgba(214,40,40,.16);
}
.field textarea { resize: vertical; min-height: 110px; }
.form-note { font-size: 13px; color: var(--text-soft); margin-top: 10px; }
.form-ok { display: none; background: #eaf6ee; color: #1d7a43; padding: 12px 14px; border-radius: 10px; font-size: 14px; margin-bottom: 14px; }
.form-err { display: none; background: #fdecec; color: #c0392b; padding: 12px 14px; border-radius: 10px; font-size: 14px; margin-bottom: 14px; }

/* ===================== 页脚 ===================== */
.footer {
  background: var(--ink-900); color: rgba(234,240,247,.72); padding: 64px 0 26px;
  border-top: 3px solid var(--brand-600);
}
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.3fr; gap: 40px; }
.footer .brand .name b { color: #fff; }
.footer .brand .name span { color: rgba(234,240,247,.5); }
.footer p.desc { margin: 18px 0; font-size: 14px; max-width: 320px; line-height: 1.8; }
.footer h4 { color: #fff; font-size: 16px; margin-bottom: 18px; position: relative; padding-left: 14px; }
.footer h4::before { content:""; position:absolute; left:0; top:4px; bottom:4px; width:3px; background: var(--brand-500); border-radius: 2px; }
.footer ul li { margin-bottom: 11px; font-size: 14px; }
.footer ul li a:hover { color: var(--brand-400); }
.footer .contact-f li { display: flex; gap: 10px; align-items: flex-start; }
.footer .contact-f svg { width: 16px; height: 16px; color: var(--brand-400); margin-top: 4px; flex-shrink: 0; }
.footer-bottom {
  margin-top: 44px; padding-top: 22px; border-top: 1px solid rgba(255,255,255,.08);
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px;
  font-size: 13px; color: rgba(234,240,247,.5);
}

/* ===================== 动画 ===================== */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
.reveal.d1 { transition-delay: .08s; }
.reveal.d2 { transition-delay: .16s; }
.reveal.d3 { transition-delay: .24s; }
.reveal.d4 { transition-delay: .32s; }

/* ===================== 响应式 ===================== */
@media (max-width: 980px) {
  .about-grid, .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .adv-grid, .biz-grid, .news-grid { grid-template-columns: repeat(2, 1fr); }
  .flow, .stats-bar, .cert-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .hero-stats { position: static; margin-top: 40px; justify-content: flex-start; flex-wrap: wrap; }
}
@media (max-width: 680px) {
  .topbar .t-left { display: none; }
  .nav { position: fixed; inset: 116px 0 auto 0; background: #fff; flex-direction: column; align-items: stretch;
    padding: 14px 20px 24px; box-shadow: var(--shadow-md); transform: translateY(-130%); transition: transform .35s var(--ease); max-height: 80vh; overflow-y: auto; }
  .nav.open { transform: none; }
  .nav a { padding: 14px 8px; border-bottom: 1px solid var(--line); }
  .nav a::after { display: none; }
  .nav a.nav-hl { justify-content: center; gap: 6px; }
  .nav a.active { justify-content: center; margin: 8px 0 2px; padding: 13px 16px; border-bottom: none; }
  .menu-toggle { display: block; }
  .header .cta-btn { display: none; }
  .adv-grid, .biz-grid, .news-grid, .flow, .stats-bar, .cert-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .cta-banner { padding: 40px 28px; }
  .section { padding: 64px 0; }
  .query-banner { padding: 26px 22px; gap: 18px; }
  .qb-text h3 { font-size: 21px; }
  .qb-btn { width: 100%; justify-content: center; }
}

/* ===================== 员工专区 ===================== */
.staff-wrap { padding: 96px 0; min-height: 72vh; }
.staff-gate {
  max-width: 440px; margin: 30px auto 0; background: var(--white);
  border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow-md); padding: 42px 38px; text-align: center;
}
.staff-gate h2 { font-family: var(--serif); font-size: 26px; color: var(--ink-800); margin-bottom: 8px; }
.staff-gate p { color: var(--text-soft); font-size: 14px; margin-bottom: 22px; }
.staff-gate input {
  width: 100%; padding: 13px 16px; border: 1px solid var(--line); border-radius: 10px;
  font-size: 15px; margin-bottom: 16px; text-align: center; letter-spacing: 3px;
  font-family: var(--sans); color: var(--text); background: var(--bg);
  transition: border-color .25s, box-shadow .25s;
}
.staff-gate input:focus { outline: none; border-color: var(--brand-500); box-shadow: 0 0 0 3px rgba(214,40,40,.16); }
.staff-gate .btn { width: 100%; justify-content: center; }
.staff-tools-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 30px; gap: 16px; }
.staff-tools-head h2 { font-family: var(--serif); font-size: 30px; color: var(--ink-800); }
.tool-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 26px; }
.tool-card {
  background: var(--white); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 34px 30px; box-shadow: var(--shadow-sm);
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s;
  display: flex; flex-direction: column;
}
.tool-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); border-color: transparent; }
.tool-card .tool-ic {
  width: 60px; height: 60px; border-radius: 14px; margin-bottom: 18px;
  background: linear-gradient(135deg, var(--ink-800), var(--ink-600)); color: var(--brand-400);
  display: grid; place-items: center;
}
.tool-card .tool-ic svg { width: 30px; height: 30px; }
.tool-card h3 { font-family: var(--serif); font-size: 22px; color: var(--ink-800); margin-bottom: 10px; }
.tool-card p { color: var(--text-soft); font-size: 14.5px; margin-bottom: 16px; flex: 1; }
.tool-card .more { color: var(--brand-600); font-weight: 600; font-size: 14px; display: inline-flex; align-items: center; gap: 6px; }
.staff-tip { margin-top: 26px; font-size: 13px; color: var(--text-soft); text-align: center; }
@media (max-width: 680px) {
  .tool-grid { grid-template-columns: 1fr; }
  .staff-tools-head { flex-direction: column; align-items: flex-start; }
}