@charset "utf-8";
/* ==========================================================================
   北京诚立会计（集团）有限公司 · 官网样式表
   主题色与版式对齐集团资本业务站（ziben.bcac.com.cn）：
     · 色阶取 navy 100/200/500/600/700/800/900/950 与 gold #d69e2e / #e8c766
     · 卡片无描边、大圆角、两层柔和投影
     · 区块标题 = 金色小标签 + 深蓝大标题 + 灰色导语，不画分隔线
   结构：1 令牌 / 2 基础 / 3 工具类 / 4 顶栏 / 5 页头 / 6 按钮 / 7 首屏
        8 区块通用 / 9 卡片与栅格 / 10 表格 / 11 FAQ / 12 页脚 / 13 悬浮条
        14 内页 / 15 响应式 / 16 动效降级
   改色只改第 1 节令牌；改留白只改 --sec / --gap 两处。
   ========================================================================== */

/* 1. 设计令牌 ------------------------------------------------------------- */
:root {
  /* 品牌深蓝（取自集团资本业务站色阶） */
  --navy-950: #0c1c33;
  --navy-900: #142a49;
  --navy-800: #1a365d;
  --navy-700: #244268;
  --navy-600: #2d5288;
  --navy-500: #3f6ba3;
  --navy-300: #7f9dc0;
  --navy-200: #c3d4e9;
  --navy-100: #e3ebf5;
  --navy-50: #f1f5fa;

  /* 品牌金 */
  --gold: #d69e2e;
  --gold-600: #bd8a1f;
  --gold-light: #e8c766;
  --gold-soft: #fdf3e0;
  --gold-ink: #8a6410;      /* 白底/浅金底上的金字，对比度 ≥ 4.8:1 */

  /* 中性（偏冷灰，与深蓝成套） */
  --ink: #1a365d;            /* 标题用深蓝，而不是纯黑 */
  --body: #47525f;
  --muted: #5f6a7a;
  --line: #e8edf4;
  --line-strong: #d5dde8;
  --bg: #ffffff;
  --bg-soft: #f5f6f8;
  --bg-soft-2: #eff2f7;

  /* 尺寸与节奏 */
  --radius: 12px;
  --radius-lg: 16px;
  --radius-xl: 22px;
  --shadow-sm: 0 1px 2px rgba(16, 24, 40, .04), 0 4px 12px -6px rgba(16, 24, 40, .08);
  --shadow: 0 1px 2px rgba(16, 24, 40, .04), 0 10px 28px -14px rgba(16, 24, 40, .14);
  --shadow-lg: 0 2px 4px rgba(16, 24, 40, .04), 0 26px 60px -28px rgba(16, 24, 40, .26);

  --sec: clamp(58px, 6.8vw, 98px);   /* 区块上下内边距 */
  --gap: clamp(16px, 1.7vw, 24px);   /* 栅格间距 */
  --head: 68px;                       /* 页头高度 */
  --wrap: 1200px;

  /* 字体栈与集团站 www.chengliaccounting.com 完全一致：优先思源黑体/Noto，
     未安装时回落苹方、雅黑，最后才是系统 UI 字体 */
  --font-sans: "Source Han Sans SC", "Noto Sans SC", "PingFang SC",
    "HarmonyOS Sans SC", "Microsoft YaHei", system-ui, -apple-system,
    "Segoe UI", sans-serif;

  --ease: cubic-bezier(.22, .61, .36, 1);
}

/* 2. 基础 ----------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--head) + 16px);
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--body);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5 {
  margin: 0;
  color: var(--ink);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -.01em;
}
h1 { font-size: clamp(26px, 3.4vw, 46px); }
h2 { font-size: clamp(24px, 2.6vw, 36px); line-height: 1.24; letter-spacing: -.012em; }
h3 { font-size: clamp(17px, 1.35vw, 18.5px); }

p { margin: 0; }
p + p { margin-top: 14px; }

/* 中文没有分词空格，"末行只剩一两个字"靠 text-wrap: balance 消除。
   浏览器只在行数较少时生效，长段落自动退回普通折行，无副作用。 */
h1, h2, h3, h4, .sec-sub, .card p, .step p, .check-list li, .prose p { text-wrap: balance; }

a { color: var(--navy-600); text-decoration: none; transition: color .2s var(--ease); }
a:hover { color: var(--navy-800); }

img, svg { max-width: 100%; }
img { height: auto; display: block; }

ul, ol { margin: 0; padding: 0; list-style: none; }

button { font: inherit; color: inherit; }

:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
  border-radius: 4px;
}

::selection { background: var(--gold-soft); color: var(--ink); }

/* 3. 工具类 --------------------------------------------------------------- */
.container { width: 100%; max-width: var(--wrap); margin-inline: auto; padding-inline: 20px; }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.tnum { font-variant-numeric: tabular-nums; font-feature-settings: "tnum"; }
.nb { white-space: nowrap; }
[hidden] { display: none !important; }

.skip-link {
  position: absolute; left: 16px; top: -60px; z-index: 999;
  background: var(--navy-900); color: #fff; padding: 10px 18px; border-radius: 8px;
  transition: top .2s var(--ease);
}
.skip-link:focus { top: 12px; color: #fff; }

/* 4. 顶栏 ---------------------------------------------------------------- */
.topbar {
  background: var(--navy-950);
  color: #aebbcd;
  font-size: 13.5px;
  line-height: 1.5;
}
.topbar-inner {
  display: flex; align-items: center; gap: 26px;
  min-height: 40px; padding-block: 7px;
}
.topbar a { color: #aebbcd; }
.topbar a:hover { color: #fff; }
.topbar-item { display: inline-flex; align-items: center; gap: 7px; }
.topbar-item svg { width: 15px; height: 15px; flex: none; color: var(--gold); }
.topbar-right { margin-left: auto; display: flex; align-items: center; gap: 20px; }
.topbar-hours { color: #8a9cb4; }

@media (max-width: 860px) {
  .topbar-inner { gap: 14px; font-size: 12.5px; }
  .topbar-hours, .topbar-mail { display: none; }
}

/* 5. 页头 ---------------------------------------------------------------- */
.site-header {
  position: sticky; top: 0; z-index: 60;
  background: rgba(255, 255, 255, .97);
  backdrop-filter: saturate(180%) blur(12px);
  box-shadow: 0 1px 0 var(--line);
  transition: box-shadow .25s var(--ease);
}
.site-header.is-stuck { box-shadow: 0 1px 0 var(--line), 0 12px 28px -20px rgba(16, 24, 40, .45); }

.header-inner {
  display: flex; align-items: center; gap: 22px;
  min-height: var(--head);
}

/* 品牌标识：内联 SVG，砖块底色走 currentColor，字形与金色点缀由下列规则控制。
   取值与集团站 www.chengliaccounting.com 完全一致（44px 砖块、21px 中文字、10.6px 英文）。 */
.brand { display: inline-flex; align-items: center; flex: none; }
.logo { display: inline-flex; align-items: center; gap: 11px; }
.logo-mark { display: inline-flex; flex: none; color: #1a365d; }
.logo-mark svg { display: block; width: 44px; height: 44px; }
.logo-mark .logo-glyph { fill: #fff; stroke: #fff; }
.logo-txt { display: flex; flex-direction: column; gap: 4px; }
.logo-txt strong {
  font-size: 21px; font-weight: 700; color: #1a3a6b;
  letter-spacing: 2.4px; line-height: 1.15;
}
.logo-txt small {
  font-size: 10.6px; font-weight: 700; color: #b8935a;
  letter-spacing: 2.1px; line-height: 1.35;
}
/* 深色底反白：白砖 + 深蓝字形 + 提亮金 */
.logo.is-light .logo-mark { color: #fff; }
.logo.is-light .logo-mark .logo-glyph { fill: #16325b; stroke: #16325b; }
.logo.is-light .logo-txt strong { color: #fff; }
.logo.is-light .logo-txt small { color: #c9a86a; }

.main-nav { margin-left: auto; }
.nav-list { display: flex; align-items: center; gap: 2px; }
.nav-list > li > a {
  display: block; padding: 10px 11px; border-radius: 8px;
  color: #24354d; font-size: 14.6px; font-weight: 600; white-space: nowrap;
  transition: background .2s var(--ease), color .2s var(--ease);
}
.nav-list > li > a:hover { background: var(--navy-50); color: var(--navy-700); }
.nav-list > li > a.is-active { color: var(--navy-700); position: relative; }
.nav-list > li > a.is-active::after {
  content: ""; position: absolute; left: 11px; right: 11px; bottom: 2px;
  height: 2px; border-radius: 2px; background: var(--gold);
}

.header-cta { flex: none; margin-left: 6px; }

.burger {
  display: none; margin-left: auto; width: 42px; height: 42px;
  align-items: center; justify-content: center;
  border: 1px solid var(--line-strong); border-radius: 10px;
  background: #fff; cursor: pointer; color: var(--navy-800);
}
.burger svg { width: 22px; height: 22px; }

/* 移动端抽屉 */
.drawer-mask {
  position: fixed; inset: 0; z-index: 80; background: rgba(12, 28, 51, .5);
  opacity: 0; visibility: hidden; transition: opacity .25s var(--ease), visibility .25s;
}
.drawer-mask.is-open { opacity: 1; visibility: visible; }
.drawer {
  position: fixed; top: 0; right: 0; z-index: 90;
  width: min(84vw, 330px); height: 100%; overflow-y: auto;
  background: #fff; box-shadow: var(--shadow-lg);
  transform: translateX(102%); transition: transform .3s var(--ease);
  display: flex; flex-direction: column; padding: 18px 0 28px;
}
.drawer.is-open { transform: translateX(0); }
.drawer-head { display: flex; align-items: center; justify-content: space-between; padding: 0 18px 14px; border-bottom: 1px solid var(--line); }
.drawer-close {
  width: 38px; height: 38px; display: grid; place-items: center;
  border: 1px solid var(--line-strong); border-radius: 9px; background: #fff; cursor: pointer;
}
.drawer-close svg { width: 20px; height: 20px; }
.drawer-nav { padding: 8px 10px; }
.drawer-nav a {
  display: block; padding: 13px 12px; border-radius: 9px;
  font-size: 15.5px; font-weight: 600; color: #24354d;
}
.drawer-nav a.is-active { background: var(--navy-50); color: var(--navy-700); }
.drawer-nav a:active { background: var(--navy-50); }
.drawer-foot { margin-top: auto; padding: 18px; border-top: 1px solid var(--line); display: grid; gap: 10px; }

/* 9 个一级导航项全展开的最小需求宽约 1065px，折叠阈值提到 1180px，
   否则 1024–1179 区间会出现导航折行或横向溢出 */
@media (max-width: 1179px) {
  .main-nav, .header-cta { display: none; }
  .burger { display: inline-flex; }
}
@media (max-width: 420px) {
  .logo-mark svg { width: 40px; height: 40px; }
  .logo-txt strong { font-size: 18px; letter-spacing: 1.8px; }
  .logo-txt small { font-size: 9.2px; letter-spacing: 1.5px; }
}

/* 6. 按钮 ---------------------------------------------------------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 26px; border: 1px solid transparent; border-radius: 10px;
  font-size: 15.5px; font-weight: 700; line-height: 1.2; white-space: nowrap;
  cursor: pointer; text-align: center;
  transition: background .22s var(--ease), color .22s var(--ease),
              border-color .22s var(--ease), transform .22s var(--ease), box-shadow .22s var(--ease);
}
.btn svg { width: 17px; height: 17px; flex: none; }
/* 金色按钮用深色字：白字在 #d69e2e 上只有 2.4:1，深色字 6.9:1 */
.btn-gold {
  background: linear-gradient(180deg, #e0aa3d, var(--gold));
  color: #2b1d00;
  box-shadow: 0 8px 20px -12px rgba(214, 158, 46, .9);
}
.btn-gold:hover {
  background: linear-gradient(180deg, #e8b957, #dda639);
  color: #2b1d00; transform: translateY(-1px);
  box-shadow: 0 12px 26px -12px rgba(214, 158, 46, .95);
}
.btn-navy { background: var(--navy-800); color: #fff; }
.btn-navy:hover { background: var(--navy-700); color: #fff; transform: translateY(-1px); }
.btn-ghost { background: #fff; color: var(--navy-800); border-color: var(--line-strong); }
.btn-ghost:hover { border-color: var(--navy-300); color: var(--navy-900); box-shadow: var(--shadow-sm); }
.btn-light-ghost { background: rgba(255, 255, 255, .08); color: #fff; border-color: rgba(255, 255, 255, .34); }
.btn-light-ghost:hover { background: rgba(255, 255, 255, .16); color: #fff; }
.btn-sm { padding: 10px 18px; font-size: 14px; }
.btn-block { width: 100%; }

/* 7. 首屏 ---------------------------------------------------------------- */
.hero {
  position: relative; overflow: hidden;
  background:
    radial-gradient(120% 110% at 78% -10%, rgba(63, 107, 163, .38) 0%, rgba(12, 28, 51, 0) 62%),
    radial-gradient(90% 80% at 0% 110%, rgba(214, 158, 46, .10) 0%, rgba(12, 28, 51, 0) 55%),
    linear-gradient(160deg, var(--navy-900) 0%, var(--navy-950) 100%);
  color: #c4d1e0;
}
.hero::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(255, 255, 255, .04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, .04) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: radial-gradient(120% 90% at 50% 0%, #000 20%, transparent 78%);
  -webkit-mask-image: radial-gradient(120% 90% at 50% 0%, #000 20%, transparent 78%);
}
.hero-inner {
  position: relative; z-index: 1;
  display: grid; grid-template-columns: 1fr; gap: 34px;
  padding-block: clamp(44px, 5.4vw, 78px) clamp(50px, 5.6vw, 82px);
  text-align: left; align-items: center;
}
.hero-copy { max-width: 660px; }

/* 首屏配图：横向团队实拍（760×660）。桌面端占右栏，
   窄屏隐藏——手机上首屏要先看到标题与按钮，配图会把转化入口挤出视口。 */
.hero-photo { display: none; margin: 0; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 9px;
  padding: 7px 15px 7px 12px; border-radius: 999px;
  background: rgba(255, 255, 255, .07); border: 1px solid rgba(255, 255, 255, .16);
  font-size: 12.8px; font-weight: 600; color: #dde6f1; letter-spacing: .3px;
}
.hero-badge svg { width: 15px; height: 15px; color: var(--gold-light); }
.hero h1 {
  margin-top: 20px; color: #fff;
  /* 两行标题分别为 13 / 12 个汉字。改成左文案右配图后左栏只剩 600px 上下，
     56px 会让 13 字那行折成两行、整块变三行，所以上限收到 44px；
     下限仍是 24px——360px 视口下 13 个汉字不折行的极限。 */
  font-size: clamp(24px, 3.6vw, 44px); line-height: 1.26; letter-spacing: -.02em;
}
.hero h1 em { font-style: normal; color: var(--gold-light); }
.hero-sub {
  margin-top: 18px; max-width: 560px;
  font-size: clamp(15.4px, 1.4vw, 16.8px); line-height: 1.78; color: #b3c3d6;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.hero-points {
  display: flex; flex-wrap: wrap; gap: 10px 20px; margin-top: 24px;
  font-size: 13.8px; color: #a8b9cd;
}
.hero-points li { display: inline-flex; align-items: center; gap: 7px; }
.hero-points svg { width: 15px; height: 15px; color: var(--gold-light); flex: none; }
.hero-note { margin-top: 14px; font-size: 12.6px; color: #8b9db4; }

/* 首图正下方的四大核心业务：横向四栏 + 金色顶条 + 深蓝实底图标，作重点标注 */
.core-band {
  position: relative; z-index: 2;
  padding-bottom: clamp(44px, 4.6vw, 72px);
}
.core-grid { display: grid; grid-template-columns: 1fr; gap: var(--gap); }
.core-card {
  /* 首页只做「板块指示」：图标作锚点 + 标题 + 量化标签，不写描述
     （序号标签已按客户要求去掉，改成图标主导的竖排） */
  position: relative; overflow: hidden;
  display: flex; flex-direction: column; align-items: flex-start;
  background: #fff; border-radius: var(--radius-lg); color: inherit;
  padding: 26px 24px 24px;
  box-shadow: 0 1px 2px rgba(16, 24, 40, .04), 0 24px 50px -28px rgba(12, 28, 51, .32);
  transition: transform .28s var(--ease), box-shadow .28s var(--ease);
}
.core-card::before {
  content: ""; position: absolute; left: 0; right: 0; top: 0; height: 3px;
  background: linear-gradient(90deg, var(--gold), var(--gold-light));
}
.core-card:hover {
  color: inherit; transform: translateY(-5px);
  box-shadow: 0 4px 8px rgba(16, 24, 40, .06), 0 34px 64px -30px rgba(12, 28, 51, .42);
}
.core-card .icon-box {
  width: 56px; height: 56px; border-radius: 17px;
  background: linear-gradient(150deg, var(--navy-700), var(--navy-950));
  color: #fff;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .2), 0 10px 20px -12px rgba(12, 28, 51, .55);
  transition: background .28s var(--ease), color .28s var(--ease), transform .28s var(--ease);
}
/* 线性图标放在 56px 盒里会显瘦，stroke 由 1.7（HTML 属性）提到 1.95，
   视觉重量接近实心图标 */
.core-card .icon-box svg { width: 29px; height: 29px; stroke-width: 1.95; }
.core-card h3 {
  margin-top: 20px; font-size: clamp(19px, 1.5vw, 21px);
  letter-spacing: .01em;
}
.core-meta {
  margin-top: 10px; padding: 4px 10px;
  font-size: 12.4px; font-weight: 700; line-height: 1.5;
  color: var(--gold-ink); background: var(--gold-soft); border-radius: 6px;
}
/* hover：整卡上浮，图标盒只是提亮一档，不改色相（金色版本客户已否掉） */
.core-card:hover .icon-box {
  background: linear-gradient(150deg, var(--navy-600), var(--navy-900));
  transform: translateY(-2px);
}


/* 数据条（深色）：首屏之后的第二个视觉高点。
   数字放大到 58px，单位用金色，四项之间用发丝竖线分隔。 */
.stats-band {
  background: radial-gradient(120% 130% at 50% -30%, rgba(45, 82, 136, .5) 0%, rgba(12, 28, 51, 0) 62%),
              linear-gradient(160deg, var(--navy-800), var(--navy-950));
}
.stats-band .sec-title, .stats-band h2 { color: #fff; }
.stats-band .stat-num {
  font-size: clamp(40px, 4.6vw, 58px); font-weight: 800; color: #fff;
  letter-spacing: -.03em; font-variant-numeric: tabular-nums;
}
.stats-band .stat-num i {
  font-style: normal; font-size: .42em; font-weight: 700;
  color: var(--gold-light); margin-left: 3px;
}
.stats-band .stat-label { margin-top: 12px; font-size: 13.4px; color: #a8bacd; }
.stats-band .stats-note { color: #7f93aa; }
.stats-band .stat + .stat { border-left: 1px solid rgba(255, 255, 255, .14); }


/* 为什么选诚立：四宫格编号卡 + 底部承诺带
   原来是「左列表 + 右两卡」两栏，右侧两张卡高度不齐、左栏是纯文字列表，缺少层次。
   改成居中标题 → 四宫格（大号编号做视觉锚点）→ 一条金色承诺带（收尾）。 */
.why-grid { display: grid; grid-template-columns: 1fr; gap: var(--gap); }
.why-grid li {
  position: relative; padding: 24px 22px 22px;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, .05);
  border: 1px solid rgba(255, 255, 255, .1);
  transition: background .26s var(--ease), transform .26s var(--ease),
              border-color .26s var(--ease);
}
.why-grid li:hover {
  background: rgba(255, 255, 255, .085);
  border-color: rgba(232, 199, 102, .34);
  transform: translateY(-4px);
}
/* 编号：大号金色数字，是这一节的视觉锚点（纯装饰，不进无障碍树） */
.why-num {
  display: block; margin-bottom: 12px;
  font-size: 30px; font-weight: 800; line-height: 1;
  color: rgba(232, 199, 102, .82); letter-spacing: .01em;
  font-variant-numeric: tabular-nums;
}
.why-grid h3 { color: #fff; font-size: 17.5px; letter-spacing: 0; }
.why-grid p { margin-top: 8px; font-size: 13.8px; line-height: 1.72; color: #a9bbcf; }

/* 承诺带：深底上的一条金色描边横带，两个承诺并排 */
.why-band {
  margin-top: var(--gap);
  display: grid; grid-template-columns: 1fr;
  border-radius: var(--radius-lg);
  background: linear-gradient(110deg, rgba(201, 162, 39, .16), rgba(201, 162, 39, .03) 62%);
  border: 1px solid rgba(232, 199, 102, .26);
}
.why-band-item { display: flex; align-items: flex-start; gap: 12px; padding: 18px 22px; }
.why-band-item + .why-band-item { border-top: 1px solid rgba(232, 199, 102, .2); }
.why-band-item svg { width: 20px; height: 20px; flex: none; margin-top: 2px; color: var(--gold-light); }
.why-band-item b { display: block; color: #fff; font-size: 14.8px; }
.why-band-item span { display: block; margin-top: 4px; font-size: 13.4px; color: #b6c6d8; }

@media (min-width: 640px) {
  .why-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 900px) {
  .why-grid { grid-template-columns: repeat(4, 1fr); }
  .why-band { grid-template-columns: repeat(2, 1fr); }
  .why-band-item + .why-band-item {
    border-top: 0; border-left: 1px solid rgba(232, 199, 102, .2);
  }
}


/* 集团架构：持证经营主体是这套架构里最该被看到的一张卡，
   用金色描边把它从其余五张里拎出来（:has 支持 Chrome 105+/Safari 15.4+/FF 121+） */
.org-card:has(.org-badge.is-gold) {
  box-shadow: 0 0 0 2px rgba(201, 162, 39, .5),
              0 4px 10px -6px rgba(16, 24, 40, .1),
              0 22px 46px -24px rgba(12, 28, 51, .3);
}
.org-card:has(.org-badge.is-gold):hover {
  box-shadow: 0 0 0 2px var(--gold),
              0 4px 10px -6px rgba(16, 24, 40, .1),
              0 30px 56px -26px rgba(12, 28, 51, .36);
}


/* 关于页「联系我们」只剩地址卡（电话/微信/邮箱与页脚重复，已删）。
   单栏全宽后重新分配：地址与地图按钮分列两端，三条指引横排三列。 */
/* 深色区里的地址卡：.addr-card 的 border:0 会让内联的 border-color 失效，
   这里补回 1px 实线，否则半透明底在深蓝上边缘发虚 */
.sec-navy .addr-card { border: 1px solid rgba(255, 255, 255, .14); }

@media (min-width: 900px) {
  .addr-card { grid-template-columns: minmax(0, 1fr) auto; align-items: start; gap: 20px 32px; }
  .addr-main { grid-column: 1; }
  .addr-actions { grid-column: 2; grid-row: 1; align-self: center; justify-content: flex-end; }
  .addr-facts {
    grid-column: 1 / -1;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px 32px;
  }
}

/* 8. 区块通用 ------------------------------------------------------------- */
.sec { padding-block: var(--sec); }
.sec-soft {
  background: var(--bg-soft);
  /* 浅底与白底只差一点明度，加发丝边把区块「分开」，否则整页糊成一片 */
  box-shadow: inset 0 1px 0 rgba(12, 28, 51, .05), inset 0 -1px 0 rgba(12, 28, 51, .05);
}
.sec-soft-2 { background: var(--bg-soft-2); }
.sec-navy {
  position: relative; overflow: hidden; color: #c0cfdf;
  background:
    radial-gradient(110% 100% at 50% -12%, rgba(45, 82, 136, .45) 0%, rgba(12, 28, 51, 0) 60%),
    linear-gradient(165deg, var(--navy-900), var(--navy-950));
}
.sec-navy h2, .sec-navy h3, .sec-navy h4 { color: #fff; }
.sec-navy .sec-sub, .sec-navy p { color: #aebfd2; }
/* ⚠️ .card p 是 (0,1,1)，优先级高于 .sec-navy p，深色区里的半透明卡必须再覆盖一次，
   否则卡内正文会拿到浅底用的深灰，对比度不足 */
.sec-navy .card p { color: #aebfd2; }

.sec-head { max-width: 780px; }
.sec-head-center { max-width: 760px; margin-inline: auto; text-align: center; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12.2px; font-weight: 800; letter-spacing: .19em;
  text-transform: uppercase; color: var(--gold-ink);
}
/* 金色短横线：给每个区块标题一个统一的「起笔」，避免标题像裸文字 */
.eyebrow::before {
  content: ""; width: 26px; height: 2px; border-radius: 2px;
  background: currentColor; opacity: .5; flex: none;
}
.sec-head-center .eyebrow::after {
  content: ""; width: 26px; height: 2px; border-radius: 2px;
  background: currentColor; opacity: .5; flex: none;
}
.sec-navy .eyebrow, .cta-band .eyebrow { color: var(--gold-light); }
.sec-title { margin-top: 14px; letter-spacing: -.015em; }
.sec-sub {
  margin-top: 16px; font-size: clamp(15px, 1.3vw, 15.6px);
  line-height: 1.72; color: var(--muted);
}
.sec-head + .sec-body { margin-top: clamp(34px, 3.4vw, 52px); }

/* 信任条 */
.trust { background: #fff; border-bottom: 1px solid var(--line); }
.trust-grid { display: grid; grid-template-columns: repeat(2, 1fr); }
.trust-item { padding: 20px 8px; text-align: center; }
.trust-item + .trust-item { border-left: 1px solid var(--line); }
.trust-item + .trust-item { border-left: 1px solid var(--line); }
.trust-item strong { display: block; color: var(--navy-800); font-size: 15px; font-weight: 700; }
.trust-item span { display: block; margin-top: 3px; font-size: 12.6px; color: var(--muted); }

/* 数据条：参照集团资本站的首屏数据条——无卡片、纯数字 + 标签 */
.stats { display: grid; grid-template-columns: repeat(2, 1fr); }
.stat { padding: 6px 12px; text-align: center; }
.stat + .stat { border-left: 1px solid var(--line); }
.stat-num {
  display: flex; align-items: baseline; justify-content: center; gap: 2px;
  font-size: clamp(30px, 3.4vw, 40px); font-weight: 800; color: var(--navy-800);
  letter-spacing: -.02em; line-height: 1.15;
  font-variant-numeric: tabular-nums;
}
.stat-num i { font-style: normal; font-size: .5em; font-weight: 700; color: var(--gold-600); }
.stat-label { margin-top: 8px; font-size: 13.4px; color: var(--muted); }
.stats-note { margin-top: 18px; font-size: 12.4px; color: var(--muted); text-align: center; }
.sec-navy .stat + .stat { border-color: rgba(255, 255, 255, .16); }
.sec-navy .stat-num { color: #fff; }
.sec-navy .stat-label { color: #a3b5c9; }
.sec-navy .stats-note { color: #8b9db4; }

/* 9. 卡片与栅格 ----------------------------------------------------------- */
.grid { display: grid; gap: var(--gap); }
.grid-2 { grid-template-columns: 1fr; }
.grid-3 { grid-template-columns: 1fr; }
.grid-4 { grid-template-columns: 1fr; }

.card {
  position: relative; display: flex; flex-direction: column;
  background: #fff; border: 0; border-radius: var(--radius-lg);
  padding: 26px; box-shadow: inset 0 0 0 1px rgba(16, 24, 40, .035), var(--shadow-sm);
  transition: box-shadow .25s var(--ease), transform .25s var(--ease);
}
.card p { font-size: 14.5px; line-height: 1.78; color: var(--body); }
.card, .org-card { transition: transform .26s var(--ease), box-shadow .26s var(--ease); }
.card-hover:hover, .org-card:hover {
  box-shadow: 0 2px 4px rgba(16, 24, 40, .05), 0 22px 46px -22px rgba(12, 28, 51, .28);
  transform: translateY(-6px);
}
/* 顶部金线在 hover 时点亮，作为「正在看这张卡」的反馈 */
.card::after, .org-card::after {
  content: ""; position: absolute; left: 0; right: 0; top: 0; height: 3px;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  background: linear-gradient(90deg, var(--gold), var(--gold-light));
  opacity: 0; transition: opacity .26s var(--ease);
}
.card-hover:hover::after, .org-card:hover::after { opacity: 1; }

/* 图标容器规格借鉴集团站 chengli.bj.cn：更大的方块（56px 对它的 58px）、
   更圆的角（16px）、浅蓝到浅绿的双色渐变底，图标本身保持本站的线性 SVG
   —— 它那边用 emoji，跨系统渲染差异大，不适合正式企业站。 */
.icon-box {
  display: grid; place-items: center; width: 56px; height: 56px;
  border-radius: 16px;
  /* 纯冷色底的极浅渐变：只用蓝色相，不掺金色（客户明确否掉了带金的版本） */
  background: linear-gradient(135deg, #eef4fc, #e2ecf9);
  color: var(--navy-700);
  box-shadow: inset 0 0 0 1px rgba(26, 54, 93, .06);
  flex: none;
}
.icon-box svg { width: 27px; height: 27px; }
.icon-gold { background: linear-gradient(135deg, #e2ecf9, #d3e2f4); color: var(--navy-800); }

/* 业务卡 */
.svc-card h3 { margin-top: 20px; letter-spacing: .01em; }
.svc-card p.svc-desc { margin-top: 10px; margin-bottom: 20px; }
.svc-tags { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 16px; }
.svc-tags span {
  font-size: 12.3px; color: #46536a; background: var(--bg-soft);
  border-radius: 6px; padding: 4px 10px; line-height: 1.5;
}
.svc-more {
  /* auto 让分隔线与入口在等高卡片里对齐到底部，否则三张卡的线会参差不齐 */
  margin-top: auto; padding-top: 16px; border-top: 1px solid var(--line);
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 14px; font-weight: 700; color: var(--navy-700);
}
.svc-more svg { width: 15px; height: 15px; transition: transform .22s var(--ease); }
.svc-card:hover .svc-more svg { transform: translateX(3px); }
/* 步骤 */
.steps { display: grid; grid-template-columns: 1fr; gap: var(--gap); counter-reset: st; }
.step {
  position: relative; background: #fff; border: 0; border-radius: var(--radius-lg);
  padding: 26px 24px 24px; box-shadow: var(--shadow-sm);
}
.step::before {
  counter-increment: st; content: "0" counter(st);
  display: inline-block; font-size: 12px; font-weight: 800; letter-spacing: .1em;
  color: var(--gold-ink); background: var(--gold-soft);
  padding: 3px 9px; border-radius: 6px;
}
.step h3 { margin-top: 12px; font-size: 17px; }
.step p { margin-top: 8px; font-size: 14.3px; line-height: 1.72; color: var(--body); }
.step-meta { margin-top: 14px; font-size: 12.6px; color: var(--muted); }
.sec-navy .step { background: rgba(255, 255, 255, .06); box-shadow: none; }
.sec-navy .step p { color: #aebfd2; }
.sec-navy .step-meta { color: #93a6bd; }
.sec-navy .step::before { background: rgba(214, 158, 46, .16); color: var(--gold-light); }

/* 要点清单 */
.check-list { display: grid; gap: 12px; }
.check-list li {
  position: relative; padding-left: 28px;
  font-size: 14.8px; line-height: 1.72; color: var(--body);
}
.check-list li::before {
  content: ""; position: absolute; left: 0; top: .42em;
  width: 17px; height: 17px; border-radius: 50%;
  border: 1px solid rgba(214, 158, 46, .55);
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23bd8a1f' stroke-width='3.6' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6L9 17l-5-5'/%3E%3C/svg%3E") center / 10px 10px no-repeat;
}
.check-list strong { color: var(--ink); font-weight: 700; }
.sec-navy .check-list li { color: #c0cfdf; }
.sec-navy .check-list li::before {
  border-color: rgba(232, 199, 102, .5);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23e8c766' stroke-width='3.6' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6L9 17l-5-5'/%3E%3C/svg%3E");
}
.sec-navy .check-list strong { color: #fff; }

/* 两栏内容 */
.split { display: grid; grid-template-columns: 1fr; gap: clamp(28px, 3.4vw, 52px); align-items: start; }
.split-narrow { gap: clamp(24px, 2.6vw, 40px); }

/* 面板 */
.panel {
  background: #fff; border: 0; border-radius: var(--radius-lg);
  padding: clamp(22px, 2.4vw, 30px); box-shadow: var(--shadow-sm);
}
.panel-soft { background: var(--bg-soft); box-shadow: none; }
.panel-navy {
  background: linear-gradient(160deg, var(--navy-800), var(--navy-950));
  color: #c0cfdf; box-shadow: var(--shadow);
}
.panel-navy h3, .panel-navy h4 { color: #fff; }
.panel-navy p { color: #aebfd2; }
.panel-navy a { color: var(--gold-light); }
/* ⚠ .panel-navy a 会把按钮的文字也染成金色，导致金色按钮上出现金色字（对比度 1.28）。
   下面这条把按钮自己的文字色还回去，别删。 */
.panel-navy .btn-gold, .sec-navy .btn-gold { color: #2b1d00; }
.panel-navy .btn-light-ghost, .sec-navy .btn-light-ghost,
.panel-navy .btn-ghost, .sec-navy .btn-ghost { color: #fff; }
.panel-navy .check-list li { color: #c0cfdf; }
.panel-navy .check-list strong { color: #fff; }
.panel-navy .check-list li::before {
  border-color: rgba(232, 199, 102, .5);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23e8c766' stroke-width='3.6' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6L9 17l-5-5'/%3E%3C/svg%3E");
}

/* 定位/资质提示条 */
.notice {
  display: flex; gap: 12px; align-items: flex-start;
  padding: 16px 18px; border-radius: var(--radius);
  background: var(--gold-soft); border: 1px solid #f2e2c2;
  font-size: 13.8px; line-height: 1.72; color: #6b5210;
}
.notice svg { width: 18px; height: 18px; flex: none; margin-top: 2px; color: var(--gold-ink); }
.notice-info { background: var(--navy-50); border-color: var(--navy-100); color: #24405f; }
.notice-info svg { color: var(--navy-600); }

/* 10. 表格 --------------------------------------------------------------- */
.table-wrap { width: 100%; overflow-x: auto; -webkit-overflow-scrolling: touch; }
.data-table {
  width: 100%; min-width: 560px; border-collapse: separate; border-spacing: 0;
  font-size: 14.4px; background: #fff;
  border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-sm);
}
.data-table caption { caption-side: top; text-align: left; font-size: 13.2px; color: var(--muted); padding-bottom: 12px; }
.data-table thead th {
  background: var(--navy-800); color: #fff; font-weight: 700;
  text-align: left; padding: 14px 16px; font-size: 14px; white-space: nowrap;
}
.data-table td { padding: 14px 16px; border-top: 1px solid var(--line); color: var(--body); vertical-align: top; }
.data-table tbody tr:nth-child(even) td { background: #fafbfd; }
.data-table td strong { color: var(--ink); }
.table-note { margin-top: 12px; font-size: 12.6px; color: var(--muted); }

/* 11. FAQ ---------------------------------------------------------------- */
.faq { display: grid; gap: 12px; }
.faq-item {
  background: #fff; border: 0; border-radius: var(--radius-lg);
  overflow: hidden; box-shadow: var(--shadow-sm);
  transition: box-shadow .22s var(--ease);
}
.faq-item[data-open="true"] { box-shadow: var(--shadow); }
.faq-q {
  display: flex; align-items: flex-start; gap: 14px; width: 100%;
  padding: 18px 20px; background: none; border: 0; text-align: left;
  font-size: 15.3px; font-weight: 700; color: var(--ink); cursor: pointer; line-height: 1.62;
}
.faq-q span { flex: 1; }
.faq-q .faq-ico { flex: none; position: relative; width: 18px; height: 18px; margin-top: 3px; }
.faq-q .faq-ico::before, .faq-q .faq-ico::after {
  content: ""; position: absolute; background: var(--gold-600); border-radius: 2px;
  transition: transform .25s var(--ease);
}
.faq-q .faq-ico::before { left: 0; top: 8px; width: 18px; height: 2px; }
.faq-q .faq-ico::after { left: 8px; top: 0; width: 2px; height: 18px; }
.faq-item[data-open="true"] .faq-q .faq-ico::after { transform: scaleY(0); }
.faq-a { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .3s var(--ease); }
.faq-item[data-open="true"] .faq-a { grid-template-rows: 1fr; }
.faq-a > div { overflow: hidden; }
.faq-a p { padding: 0 20px 20px; font-size: 14.6px; line-height: 1.78; color: var(--body); }

/* 12. CTA 色带 ----------------------------------------------------------- */
.cta-band {
  position: relative; overflow: hidden;
  background:
    radial-gradient(90% 130% at 88% 0%, rgba(214, 158, 46, .16) 0%, rgba(12, 28, 51, 0) 58%),
    linear-gradient(150deg, var(--navy-800), var(--navy-950));
  color: #c8d5e3;
}
.cta-inner {
  display: grid; grid-template-columns: 1fr; gap: 26px;
  padding-block: clamp(44px, 5vw, 66px); align-items: center;
}
.cta-inner h2 { color: #fff; }
.cta-inner p { margin-top: 12px; font-size: 15.2px; line-height: 1.74; color: #aebfd2; max-width: 620px; }
.cta-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.cta-facts { display: flex; flex-wrap: wrap; gap: 10px 22px; margin-top: 18px; font-size: 13.4px; color: #9fb1c6; }
.cta-facts li { display: inline-flex; align-items: center; gap: 7px; }
.cta-facts svg { width: 15px; height: 15px; color: var(--gold-light); flex: none; }

/* 13. 页脚 --------------------------------------------------------------- */
.site-footer { background: var(--navy-950); color: #93a6bd; font-size: 14px; }
.foot-main { padding-block: clamp(44px, 5vw, 64px) 36px; }
.foot-grid { display: grid; grid-template-columns: 1fr; gap: 34px; }
.foot-brand .logo { margin-bottom: 18px; }
.foot-slogan { font-size: 14.6px; color: var(--gold-light); font-weight: 700; letter-spacing: .5px; }
.foot-brand p { margin-top: 12px; font-size: 13.4px; line-height: 1.78; color: #8b9db4; }
/* 经营主体清单：整宽一条横排。
   6 个机构名总宽约 640px，塞进 331px 的品牌列会折成三行且右边缘参差；
   放到整宽后一次读完，窄屏再自然折行（每个名字用 .nb 保证不在词内断开）。 */
.foot-org-line {
  display: flex; flex-wrap: wrap; align-items: center; gap: 6px 0;
  padding-block: 24px 20px;
  font-size: 12.8px; line-height: 1.7; color: #8399b0;
}
.foot-org-label {
  margin-right: 12px; font-weight: 700; letter-spacing: .08em;
  color: var(--gold-light);
}
/* 分隔点用伪元素挂在机构名后面：它跟着名字走，
   不会被 flex 断行甩到行首/行尾变成孤立的「·」 */
.foot-org-line .nb:not(:last-child)::after {
  content: "·"; margin: 0 9px; color: rgba(255, 255, 255, .22);
}

.foot-title { font-size: 14.6px; font-weight: 700; color: #fff; margin-bottom: 16px; letter-spacing: .4px; }
.foot-links { display: grid; gap: 11px; }
.foot-links a { color: #93a6bd; font-size: 13.6px; }
.foot-links a:hover { color: #fff; }

.foot-cinfo { display: grid; gap: 14px; }
.foot-cinfo li { display: flex; align-items: flex-start; gap: 11px; min-height: 1.75em; }
.foot-cinfo svg { width: 16px; height: 16px; flex: none; margin-top: 3px; color: var(--gold); }
.foot-cinfo b { display: block; font-size: 12.4px; color: #76899f; font-weight: 600; }
.foot-cinfo a, .foot-cinfo span { font-size: 14px; color: #cfdae7; line-height: 1.6; }
.foot-cinfo a:hover { color: #fff; }
.foot-tel { font-size: 20px !important; font-weight: 800; letter-spacing: .5px; color: #fff !important; }

.foot-qr { display: flex; align-items: center; gap: 13px; margin-top: 18px; padding-top: 18px; border-top: 1px solid rgba(255, 255, 255, .1); }
.foot-qr img { width: 78px; height: 78px; background: #fff; border-radius: 8px; padding: 4px; flex: none; }
.foot-qr p { font-size: 12.2px; line-height: 1.65; color: #8b9db4; }
.foot-qr b { color: #cfdae7; }

.foot-bottom {
  border-top: 1px solid rgba(255, 255, 255, .09);
  padding-block: 20px 26px;
  display: flex; flex-wrap: wrap; align-items: center; gap: 8px 20px;
  font-size: 12.6px; color: #76899f;
}
.foot-bottom a { color: #93a6bd; }
.foot-bottom a:hover { color: #fff; }
.foot-bottom .sep { color: #3c5372; }
.foot-disclaimer { width: 100%; font-size: 12px; line-height: 1.7; color: #7d90a8; margin-top: 4px; }

/* 14. 悬浮工具条 --------------------------------------------------------- */
.float-dock {
  position: fixed; right: 16px; bottom: 22px; z-index: 70;
  display: flex; flex-direction: column; gap: 10px;
}
.float-btn {
  position: relative; display: grid; place-items: center;
  width: 48px; height: 48px; border-radius: 50%;
  background: #fff; color: var(--navy-800);
  border: 1px solid var(--line-strong); box-shadow: var(--shadow);
  cursor: pointer; transition: background .22s var(--ease), color .22s var(--ease), transform .22s var(--ease);
}
.float-btn svg { width: 21px; height: 21px; }
.float-btn:hover { background: var(--navy-800); color: #fff; transform: translateY(-2px); }
.float-btn.is-gold { background: linear-gradient(180deg, #e0aa3d, var(--gold)); border-color: transparent; color: #2b1d00; }
.float-btn.is-gold:hover { background: linear-gradient(180deg, #e8b957, #dda639); color: #2b1d00; }
#backTop { opacity: 0; visibility: hidden; transition: opacity .25s var(--ease), visibility .25s, transform .22s var(--ease); }
#backTop.is-on { opacity: 1; visibility: visible; }

/* 二维码浮层：包裹层承载 hover，避免穿过间隙时闪断 */
.float-qr { position: relative; }
.qr-pop {
  position: absolute; right: calc(100% + 10px); bottom: 0;
  width: 130px; padding: 10px; background: #fff; border-radius: 12px;
  box-shadow: var(--shadow-lg);
  opacity: 0; visibility: hidden; transform: translateX(6px);
  transition: opacity .22s var(--ease), visibility .22s, transform .22s var(--ease);
}
.qr-pop img { width: 110px; height: 110px; border-radius: 6px; }
.float-qr:hover .qr-pop, .qr-pop.is-open { opacity: 1; visibility: visible; transform: translateX(0); }

@media (max-width: 560px) {
  .float-dock { right: 12px; bottom: 14px; }
  .float-btn { width: 44px; height: 44px; }
  .qr-pop { width: 118px; }
  .qr-pop img { width: 98px; height: 98px; }
}

/* 15. 内页 --------------------------------------------------------------- */
.page-hero {
  position: relative; overflow: hidden;
  background:
    radial-gradient(100% 120% at 82% -20%, rgba(63, 107, 163, .34) 0%, rgba(12, 28, 51, 0) 60%),
    linear-gradient(160deg, var(--navy-900), var(--navy-950));
  color: #c4d1e0;
}
.page-hero::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(255, 255, 255, .04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, .04) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(110% 90% at 30% 0%, #000 15%, transparent 72%);
  -webkit-mask-image: radial-gradient(110% 90% at 30% 0%, #000 15%, transparent 72%);
}
.page-hero .container { position: relative; z-index: 1; padding-block: clamp(34px, 4.4vw, 58px) clamp(38px, 4.8vw, 62px); }
.crumb { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; font-size: 12.8px; color: #93aac6; }
.crumb a { color: #b6c6d9; }
.crumb a:hover { color: #fff; }
.crumb span { color: #8fa5c0; }
.page-hero h1 { margin-top: 16px; color: #fff; }
.page-hero .page-sub {
  margin-top: 16px; max-width: 720px; font-size: clamp(15px, 1.35vw, 16.4px);
  line-height: 1.78; color: #b3c3d6;
}
.page-hero .hero-actions { margin-top: 26px; }
.page-hero-meta { display: flex; flex-wrap: wrap; gap: 8px 10px; margin-top: 24px; }
/* 元信息做成胶囊：比裸文字更有「条目感」，也让首屏底部不至于空 */
.page-hero-meta li {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 6px 13px 6px 11px; border-radius: 999px;
  background: rgba(255, 255, 255, .07); border: 1px solid rgba(255, 255, 255, .13);
  font-size: 12.9px; color: #c4d3e4; line-height: 1.6;
}
.page-hero-meta li { display: inline-flex; align-items: center; gap: 7px; }
.page-hero-meta svg { width: 15px; height: 15px; color: var(--gold-light); flex: none; }

/* 正文块 */
.prose { font-size: 15.4px; line-height: 1.82; color: var(--body); }
.prose p + p { margin-top: 15px; }
.prose strong { color: var(--ink); font-weight: 700; }
.prose h2 { margin-top: 0; }
.prose h3 { margin-top: 26px; font-size: 17.5px; }
.prose h3 + p { margin-top: 10px; }
.prose ul { display: grid; gap: 10px; margin-top: 14px; }
.prose ul li { position: relative; padding-left: 18px; }
.prose ul li::before {
  content: ""; position: absolute; left: 0; top: .72em;
  width: 6px; height: 6px; border-radius: 50%; background: var(--gold);
}
.prose a { text-decoration: underline; text-underline-offset: 3px; text-decoration-color: var(--navy-200); }
.prose a:hover { text-decoration-color: var(--navy-500); }

/* 侧栏 */
.aside-card { display: grid; gap: 16px; position: sticky; top: calc(var(--head) + 20px); }
.aside-card .panel h3 { font-size: 16.5px; }
.aside-card .check-list li { font-size: 14.2px; }
.aside-tel {
  display: flex; align-items: center; gap: 12px;
  padding: 16px 18px; border-radius: var(--radius);
  background: var(--navy-50);
}
.aside-tel svg { width: 20px; height: 20px; color: var(--navy-700); flex: none; }
.aside-tel b { display: block; font-size: 18px; color: var(--navy-800); letter-spacing: .4px; }
.aside-tel span { font-size: 12.4px; color: var(--muted); }

/* 流程条（横向药丸） */
.chain { display: flex; flex-wrap: wrap; gap: 8px; }
.chain li {
  display: inline-flex; align-items: center;
  padding: 7px 14px; border-radius: 999px;
  background: var(--navy-50); color: var(--navy-700);
  font-size: 13.2px; font-weight: 600; white-space: nowrap;
}
.chain li::after { content: none; }
.chain li:not(:last-child)::before { content: "→"; color: var(--gold); margin-left: -6px; margin-right: 8px; font-weight: 700; }

/* 集团架构卡 */
.org-grid { display: grid; grid-template-columns: 1fr; gap: var(--gap); }
.org-card {
  background: #fff; border: 0; border-radius: var(--radius-lg);
  padding: 26px 24px; display: flex; flex-direction: column;
  /* 极淡内描边：白卡落在浅灰底上时边缘更利落，不靠加深边框 */
  box-shadow: inset 0 0 0 1px rgba(16, 24, 40, .035), var(--shadow-sm);
}
.org-card h3 { font-size: 16.4px; }
.org-badge {
  display: inline-flex; align-self: flex-start; margin-bottom: 12px;
  font-size: 11.8px; font-weight: 700; letter-spacing: .04em;
  padding: 4px 10px; border-radius: 999px;
  background: var(--navy-50); color: var(--navy-700);
}
.org-badge.is-gold { background: var(--gold-soft); color: var(--gold-ink); }
.org-card p { margin-top: 10px; font-size: 14.2px; line-height: 1.72; color: var(--body); }
.org-card ul { margin-top: auto; padding-top: 14px; display: flex; flex-wrap: wrap; gap: 6px; }
.org-card ul li { font-size: 12.2px; color: #46536a; background: var(--bg-soft); border-radius: 6px; padding: 3px 8px; }

/* 时间轴 */
.timeline { display: grid; gap: 0; border-left: 2px solid var(--navy-100); padding-left: 24px; }
.timeline li { position: relative; padding-bottom: 26px; }
.timeline li:last-child { padding-bottom: 0; }
.timeline li::before {
  content: ""; position: absolute; left: -31px; top: 6px;
  width: 11px; height: 11px; border-radius: 50%;
  background: #fff; border: 2px solid var(--gold);
}
.timeline b { display: block; font-size: 15.4px; color: var(--navy-800); font-weight: 800; }
.timeline p { margin-top: 5px; font-size: 14.2px; line-height: 1.72; color: var(--body); }

/* 地址卡 */
.addr-card {
  display: grid; gap: 18px;
  background: #fff; border: 0; border-radius: var(--radius-lg);
  padding: clamp(22px, 2.6vw, 30px); box-shadow: var(--shadow-sm);
}
.addr-main { display: flex; align-items: flex-start; gap: 14px; }
.addr-main svg { width: 24px; height: 24px; flex: none; color: var(--gold); margin-top: 3px; }
.addr-main b { display: block; font-size: clamp(17px, 2vw, 21px); color: var(--navy-800); line-height: 1.5; }
.addr-main span { display: block; margin-top: 6px; font-size: 13.8px; color: var(--muted); }
.addr-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.addr-facts { display: grid; gap: 12px; border-top: 1px solid var(--line); padding-top: 18px; }
.addr-facts li { display: flex; gap: 11px; font-size: 14px; color: var(--body); line-height: 1.7; }
.addr-facts svg { width: 17px; height: 17px; flex: none; margin-top: 3px; color: var(--navy-500); }
.addr-facts b { color: var(--ink); font-weight: 700; }

/* 16. 响应式 ------------------------------------------------------------- */
@media (min-width: 640px) {
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .org-grid { grid-template-columns: repeat(2, 1fr); }
  .core-grid { grid-template-columns: repeat(2, 1fr); }
  .trust-grid { grid-template-columns: repeat(4, 1fr); }
  .stats { grid-template-columns: repeat(4, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .foot-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 900px) {
  .sec-head + .sec-body { margin-top: 48px; }
  .split { grid-template-columns: 1.15fr .85fr; }
  .split-wide-left { grid-template-columns: 1.35fr 1fr; }
  .split-narrow { grid-template-columns: 1fr 380px; }
  /* 首屏两栏：左文案 / 右配图。配图按原图 760:660 比例，不裁切 */
  .hero-inner { grid-template-columns: 1.06fr .94fr; gap: 44px; align-items: center; }
  .hero-photo {
    display: block; position: relative; overflow: hidden;
    border-radius: 20px;
    box-shadow: 0 34px 80px -34px rgba(0, 0, 0, .6), 0 0 0 1px rgba(255, 255, 255, .1);
  }
  .hero-photo img { display: block; width: 100%; height: auto; }
  /* 图片边角压一层与深蓝底同色的内阴影，避免浅色照片边缘「贴」在深底上发硬 */
  .hero-photo::after {
    content: ""; position: absolute; inset: 0; border-radius: 20px; pointer-events: none;
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .06),
                inset 0 -60px 70px -50px rgba(12, 28, 51, .5);
  }
  .cta-inner { grid-template-columns: 1fr auto; }
  .cta-actions { justify-content: flex-end; }
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .grid-4 { grid-template-columns: repeat(4, 1fr); }
  .org-grid { grid-template-columns: repeat(3, 1fr); }
  .steps { grid-template-columns: repeat(4, 1fr); }
  .timeline { padding-left: 28px; }
  /* 核心业务卡上沿压住首屏 56px，形成「浮」在首图上的层次 */
  .core-grid { grid-template-columns: repeat(4, 1fr); }
  .core-band { margin-top: -56px; }
  .hero-inner { padding-bottom: clamp(104px, 9vw, 132px); }
}

/* 页脚四列单独推迟到 1000px：品牌列要放下主体清单最长的一行需要 255px，
   在 900px 容器下 1.5fr 只有 238px，会把「北京诚立集团有限公司（本部）」那组压成两行。
   900–999 之间继续用 640px 断点的两列布局。 */
@media (min-width: 1000px) {
  .foot-grid { grid-template-columns: 1.5fr 1fr 1fr 1.35fr; gap: 30px; }
}

@media (max-width: 899px) {
  .core-band { padding-top: 36px; }
}

/* 窄屏微调 */
@media (max-width: 639px) {
  .hero-actions .btn { flex: 1 1 auto; }
  /* 右下角悬浮条会压住首屏底部那行小字，留出让位 */
  .hero-note { padding-right: 58px; }
  .cta-actions .btn { flex: 1 1 auto; }
  .page-hero .hero-actions .btn { flex: 1 1 auto; }
  .card { padding: 22px 20px; }
  .stat { padding: 6px 8px; }
  .foot-bottom { font-size: 12px; }
}

/* 17. 动效降级 ----------------------------------------------------------- */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.is-in { opacity: 1; transform: none; }
.no-anim, .no-anim * { opacity: 1 !important; transform: none !important; animation: none !important; transition: none !important; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; transition-duration: .001ms !important; }
  .reveal { opacity: 1 !important; transform: none !important; }
}

@media print {
  .topbar, .site-header, .float-dock, .cta-band, .drawer, .drawer-mask { display: none !important; }
  body { font-size: 12pt; color: #000; }
  .sec { padding-block: 18px; }
}