/* ==========================================================================
   北京诚立品牌管理有限公司 · 品牌官网
   共享样式表 style.css
   设计令牌：深蓝 #0A2540 / #1B3A5C + 金色 #C9A96A
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. 设计令牌
   -------------------------------------------------------------------------- */
:root {
  --navy-950: #061624;
  --navy-900: #0a2540;
  --navy-800: #12314f;
  --navy-700: #1b3a5c;
  --navy-600: #264a71;
  --navy-100: #e8eef6;
  --navy-50:  #f5f8fc;

  --gold:      #c9a96a;
  --gold-600:  #b08f4f;
  --gold-300:  #e2cb9b;
  --gold-50:   #faf6ee;

  --ink:       #16202c;
  --ink-soft:  #4a5563;
  --ink-mute:  #7b8794;
  --line:      #e3e8ef;

  --wrap: 1240px;
  --header-h: 76px;
  --gutter: 32px;

  --shadow-sm: 0 1px 2px rgba(10, 37, 64, .05), 0 3px 10px rgba(10, 37, 64, .04);
  --shadow-md: 0 6px 18px rgba(10, 37, 64, .07), 0 18px 44px rgba(10, 37, 64, .07);
  --shadow-lg: 0 10px 28px rgba(10, 37, 64, .08), 0 34px 80px rgba(10, 37, 64, .11);

  --ease: cubic-bezier(.16, .84, .44, 1);
  --ease-out: cubic-bezier(.22, 1, .36, 1);
}

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

/* 元素级基线：与 Tailwind Preflight 对齐（原先依赖 CDN 注入，去 CDN 后需自行补齐） */
img, svg, video, canvas, iframe, embed, object {
  display: block;
  vertical-align: middle;
}
img, video { max-width: 100%; height: auto; }
h1, h2, h3, h4, h5, h6 { font-size: inherit; font-weight: inherit; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 20px);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  color: var(--ink);
  background: #fff;
  line-height: 1.75;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

body.no-scroll { overflow: hidden; }

.font-serif-sc,
.serif {
  font-family: "Noto Serif SC", "Source Han Serif SC", "Songti SC", Georgia, serif;
}

h1, h2, h3, h4 {
  font-family: "Noto Serif SC", "Source Han Serif SC", "Songti SC", Georgia, serif;
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: .01em;
  color: var(--navy-900);
  margin: 0;
}

p { margin: 0; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul, ol { margin: 0; padding: 0; list-style: none; }

::selection { background: var(--gold); color: #fff; }

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 200;
  background: var(--gold);
  color: #fff;
  padding: 10px 18px;
}
.skip-link:focus { left: 8px; top: 8px; }

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

/* --------------------------------------------------------------------------
   3. 版心 / 区块
   -------------------------------------------------------------------------- */
/* 版心 */
.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

/* 区块节奏 */
.section {
  padding: 124px 0 128px;
  position: relative;
}
.section-sm { padding: 84px 0; }

.section-dark {
  background: var(--navy-900);
  color: #dfe7f1;
  isolation: isolate;
}
.section-dark::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(760px 420px at 88% -6%, rgba(38, 74, 113, .55), transparent 66%),
    radial-gradient(520px 340px at 4% 104%, rgba(201, 169, 106, .1), transparent 70%);
}
.section-dark h2, .section-dark h3, .section-dark h4 { color: #fff; }

.section-tint {
  background:
    linear-gradient(180deg, #fff 0, #f3f7fc 120px, #f3f7fc calc(100% - 120px), #fff 100%);
}

@media (max-width: 900px) {
  .section { padding: 76px 0; }
  .section-sm { padding: 56px 0; }
  .sec-head .sec-desc { grid-column: 1 / -1; margin-top: 22px; }
  .sec-title { font-size: clamp(26px, 6vw, 36px); }
}

/* ---------------------------------------------------------------
   章节标题：左侧标题 + 右侧说明，底部长细线 + 自动章节编号
   编号由 .section 上的 CSS 计数器生成，无需改标记
   --------------------------------------------------------------- */
main { counter-reset: sec; }
.section { counter-increment: sec; }

.sec-head {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: 24px;
  padding-bottom: 38px;
  border-bottom: 1px solid var(--line);
  position: relative;
}
.sec-head::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 76px;
  height: 2px;
  background: linear-gradient(90deg, var(--gold), var(--gold-300));
}
.section-dark .sec-head { border-bottom-color: rgba(255, 255, 255, .14); }

.sec-head .eyebrow { grid-column: 1 / -1; margin-bottom: 24px; }
.sec-head .sec-title { grid-column: 1 / -1; }
/* 说明文字右移半幅，形成编辑式的不对称留白 */
.sec-head .sec-desc {
  grid-column: 7 / -1;
  margin-top: 30px;
  max-width: none;
}
.sec-head:not(.center) .gold-rule { display: none; }

/* 居中变体（少数需要对称的区块） */
.sec-head.center {
  display: block;
  max-width: 780px;
  margin: 0 auto;
  text-align: center;
  padding-bottom: 0;
  border-bottom: 0;
}
.sec-head.center::after { display: none; }
.sec-head.center .gold-rule { display: block; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 11.5px;
  letter-spacing: .26em;
  text-transform: uppercase;
  color: var(--gold-600);
  font-weight: 600;
  margin-bottom: 20px;
}
/* 分栏标题里的编号取代原来的短横线 */
.sec-head:not(.center) .eyebrow::before {
  content: counter(sec, decimal-leading-zero);
  width: auto;
  height: auto;
  background: none;
  font-family: "Noto Serif SC", serif;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--gold-600);
  opacity: .75;
}
.eyebrow::before {
  content: "";
  width: 34px;
  height: 1px;
  background: var(--gold);
  display: block;
}
.sec-head.center .eyebrow::after {
  content: "";
  width: 34px;
  height: 1px;
  background: var(--gold);
  display: block;
}
.section-dark .eyebrow { color: var(--gold-300); }

.sec-title {
  font-size: clamp(30px, 3.5vw, 52px);
  line-height: 1.24;
  letter-spacing: -.012em;
  font-weight: 700;
  text-wrap: balance;
}
.sec-title .accent { color: var(--gold-600); }
.section-dark .sec-title .accent { color: var(--gold); }

.sec-desc {
  color: var(--ink-soft);
  font-size: 16.5px;
  line-height: 2.05;
  max-width: 46em;
}
.section-dark .sec-desc { color: #9fb2c9; }

/* 金色细分割装饰 */
.gold-rule {
  width: 56px;
  height: 2px;
  background: linear-gradient(90deg, var(--gold), rgba(201, 169, 106, 0));
  margin: 26px 0 0;
}
.sec-head.center .gold-rule { margin: 26px auto 0; }


/* --------------------------------------------------------------------------
   4. 顶部导航
   -------------------------------------------------------------------------- */

/* 抽屉专属元素：桌面端隐藏（移动端在下方媒体查询中恢复显示） */
.nav-drawer-cta,
.nav-drawer-contact { display: none !important; }
.nav-drawer-contact a { color: inherit; text-decoration: none; }
.nav-drawer-contact a:hover strong { color: var(--gold-300); }
.nav-drawer-contact strong { transition: color .25s var(--ease); }
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  background: rgba(10, 37, 64, .86);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid rgba(255, 255, 255, .08);
  transition: background .35s var(--ease), box-shadow .35s var(--ease), border-color .35s var(--ease);
}

.site-header.is-scrolled {
  background: rgba(10, 37, 64, .97);
  box-shadow: 0 6px 28px rgba(6, 22, 36, .28);
  border-bottom-color: rgba(201, 169, 106, .22);
}

.navbar {
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  transition: height .35s var(--ease);
}
.site-header.is-scrolled .navbar { height: 66px; }

/* 品牌标识 */
.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.logo-mark {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  color: #1a365d;                 /* 深蓝底（同 www.chengliaccounting.com） */
  flex-shrink: 0;
  transition: transform .4s var(--ease);
}
.brand:hover .logo-mark { transform: rotate(-4deg) scale(1.04); }
.logo-mark svg { width: 100%; height: 100%; display: block; }
.logo-glyph { fill: #fff; stroke: #fff; }

/* 深色底反白版（与集团站深色页脚一致：白底 + 深蓝字形） */
.site-header .logo-mark,
.site-footer .logo-mark { color: #fff; }
.site-header .logo-mark .logo-glyph,
.site-footer .logo-mark .logo-glyph { fill: #16325b; stroke: #16325b; }

.brand-text { display: flex; flex-direction: column; line-height: 1.25; }
.brand-cn {
  font-family: "Noto Serif SC", "Source Han Serif SC", serif;
  font-size: 15px;
  font-weight: 700;
  color: #fff;
  letter-spacing: .03em;
  white-space: nowrap;
}
.brand-en {
  font-size: 8.6px;
  letter-spacing: .1em;
  line-height: 1.4;
  text-transform: uppercase;
  color: var(--gold-300);
  font-weight: 600;
  margin-top: 3px;
}

/* 主导航 */
.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-link {
  position: relative;
  display: block;
  padding: 10px 14px;
  font-size: 15px;
  color: rgba(255, 255, 255, .82);
  font-weight: 500;
  letter-spacing: .04em;
  border-radius: 6px;
  transition: color .25s var(--ease);
  white-space: nowrap;
}
.nav-link::after {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 4px;
  height: 2px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .3s var(--ease);
  border-radius: 2px;
}
.nav-link:hover { color: #fff; }
.nav-link:hover::after,
.nav-link.is-active::after { transform: scaleX(1); }
.nav-link.is-active { color: #fff; font-weight: 600; }

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-left: 14px;
  padding: 11px 20px;
  font-size: 14.5px;
  font-weight: 700;
  letter-spacing: .02em;
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
  color: var(--navy-900);
  background: linear-gradient(135deg, var(--gold-300), var(--gold));
  border-radius: 4px;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), filter .3s var(--ease);
  box-shadow: 0 4px 14px rgba(201, 169, 106, .28);
}
.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 22px rgba(201, 169, 106, .42);
  filter: brightness(1.04);
}

/* 汉堡菜单 */
.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255, 255, 255, .22);
  border-radius: 6px;
  background: transparent;
  cursor: pointer;
  padding: 0;
  position: relative;
  flex-shrink: 0;
}
.nav-toggle span {
  position: absolute;
  left: 50%;
  width: 20px;
  height: 1.8px;
  background: #fff;
  border-radius: 2px;
  transform: translateX(-50%);
  transition: transform .32s var(--ease), opacity .2s linear, top .32s var(--ease);
}
.nav-toggle span:nth-child(1) { top: 16px; }
.nav-toggle span:nth-child(2) { top: 21.5px; }
.nav-toggle span:nth-child(3) { top: 27px; }
.nav-toggle.is-open span:nth-child(1) { top: 21.5px; transform: translateX(-50%) rotate(45deg); }
.nav-toggle.is-open span:nth-child(2) { opacity: 0; }
.nav-toggle.is-open span:nth-child(3) { top: 21.5px; transform: translateX(-50%) rotate(-45deg); }

@media (max-width: 1080px) {
  .nav-links { gap: 0; }
  .nav-link { padding: 10px 10px; font-size: 14.5px; }
  .nav-cta { margin-left: 8px; padding: 10px 16px; }
}

@media (max-width: 940px) {
  .nav-cta { display: none; }
  .nav-toggle { display: block; }
  .nav-links {
    position: fixed;
    top: 0;
    right: 0;
    width: min(320px, 84vw);
    height: 100vh;
    height: 100dvh;
    background: var(--navy-900);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: calc(var(--header-h) + 24px) 22px 40px;
    transform: translateX(100%);
    transition: transform .42s var(--ease);
    box-shadow: -20px 0 60px rgba(6, 22, 36, .4);
    overflow-y: auto;
    border-left: 1px solid rgba(201, 169, 106, .2);
  }
  .nav-links.is-open { transform: translateX(0); }
  .nav-link {
    padding: 16px 4px;
    font-size: 16px;
    border-bottom: 1px solid rgba(255, 255, 255, .08);
    border-radius: 0;
  }
  .nav-link::after { left: 4px; right: auto; width: 0; bottom: 12px; }
  .nav-link:hover::after,
  .nav-link.is-active::after { width: 22px; transform: none; }
  .nav-link.is-active { color: var(--gold-300); }

  .nav-drawer-cta {
    display: inline-flex !important;
    margin-top: 26px;
    justify-content: center;
  }
  .nav-drawer-contact {
    display: block !important;
    margin-top: 28px;
    padding-top: 22px;
    border-top: 1px solid rgba(255, 255, 255, .1);
    color: #9fb2c9;
    font-size: 14px;
    line-height: 2.1;
  }
  .nav-drawer-contact strong { color: #fff; font-weight: 600; }
}



.nav-mask {
  position: fixed;
  inset: 0;
  background: rgba(6, 22, 36, .5);
  opacity: 0;
  visibility: hidden;
  transition: opacity .35s var(--ease), visibility .35s;
  z-index: 99;
}
.nav-mask.is-open { opacity: 1; visibility: visible; }

/* --------------------------------------------------------------------------
   5. 按钮
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 15px 34px;
  font-size: 15.5px;
  font-weight: 600;
  letter-spacing: .05em;
  border-radius: 4px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), background .3s var(--ease), color .3s var(--ease), border-color .3s var(--ease);
  font-family: inherit;
  line-height: 1.4;
  white-space: nowrap;
}
.btn svg { width: 17px; height: 17px; transition: transform .3s var(--ease); }

.btn-gold {
  background: linear-gradient(135deg, var(--gold-300), var(--gold));
  color: var(--navy-900);
  box-shadow: 0 6px 20px rgba(201, 169, 106, .3);
}
.btn-gold:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(201, 169, 106, .45);
}
.btn-gold:hover svg { transform: translateX(4px); }

.btn-ghost {
  border-color: rgba(255, 255, 255, .34);
  color: #fff;
  background: transparent;
}
.btn-ghost:hover {
  border-color: var(--gold);
  color: var(--gold-300);
  background: rgba(201, 169, 106, .08);
  transform: translateY(-2px);
}

.btn-navy {
  background: var(--navy-900);
  color: #fff;
}
.btn-navy:hover {
  background: var(--navy-700);
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(10, 37, 64, .24);
}
.btn-navy:hover svg { transform: translateX(4px); }

.btn-outline {
  border-color: rgba(10, 37, 64, .2);
  color: var(--navy-900);
  background: #fff;
}
.btn-outline:hover {
  border-color: var(--gold);
  color: var(--gold-600);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 14.5px;
  font-weight: 600;
  color: var(--gold-600);
  transition: gap .25s var(--ease), color .25s var(--ease);
}
.link-arrow svg { width: 15px; height: 15px; }
.link-arrow:hover { gap: 12px; color: var(--navy-900); }

/* --------------------------------------------------------------------------
   6. Hero（首页）
   -------------------------------------------------------------------------- */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  align-items: center;
  background: var(--navy-900);
  color: #fff;
  overflow: hidden;
  padding: calc(var(--header-h) + 72px) 0 88px;
}

@media (max-width: 900px) {
  .hero { min-height: auto; padding: calc(var(--header-h) + 56px) 0 64px; }
}

/* 背景装饰 */
.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}
.hero-bg::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(900px 620px at 78% 12%, rgba(27, 58, 92, .95), transparent 62%),
    radial-gradient(700px 500px at 8% 88%, rgba(201, 169, 106, .16), transparent 68%),
    linear-gradient(160deg, #0a2540 0%, #0d2c4c 48%, #071d33 100%);
}
.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, .045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .045) 1px, transparent 1px);
  background-size: 78px 78px;
  -webkit-mask-image: radial-gradient(circle at 62% 40%, #000 8%, transparent 72%);
  mask-image: radial-gradient(circle at 62% 40%, #000 8%, transparent 72%);
  opacity: .85;
}
.hero-glow {
  position: absolute;
  width: 620px;
  height: 620px;
  right: -160px;
  top: -180px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(201, 169, 106, .18), transparent 62%);
  filter: blur(10px);
}
.hero-rings {
  position: absolute;
  right: -120px;
  bottom: -220px;
  width: 720px;
  height: 720px;
  border-radius: 50%;
  border: 1px solid rgba(201, 169, 106, .14);
}
.hero-rings::before,
.hero-rings::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(201, 169, 106, .1);
}
.hero-rings::before { inset: 90px; }
.hero-rings::after { inset: 190px; }

.hero-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
  gap: 64px;
  align-items: center;
}
.hero-copy { min-width: 0; }

@media (max-width: 1080px) {
  .hero-inner { grid-template-columns: 1fr; gap: 0; }
}

/* Hero 右侧：品牌资产罗盘 */
.hero-orbit {
  position: relative;
  width: 100%;
  max-width: 440px;
  aspect-ratio: 1 / 1;
  margin: 0 auto;
  display: none;
}
@media (min-width: 1081px) {
  .hero-orbit { display: block; }
}

.orbit-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(201, 169, 106, .2);
}
.orbit-ring.r1 { inset: 0; border-color: rgba(201, 169, 106, .28); }
.orbit-ring.r2 { inset: 52px; border-style: dashed; border-color: rgba(201, 169, 106, .22); }
.orbit-ring.r3 { inset: 104px; border-color: rgba(255, 255, 255, .1); }

.orbit-spin {
  position: absolute;
  inset: 26px;
  animation: orbitSpin 46s linear infinite;
}
@keyframes orbitSpin {
  to { transform: rotate(360deg); }
}

.orbit-core {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
}
.orbit-core-inner {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  background: radial-gradient(circle at 34% 26%, #1b3a5c, #0a2540 70%);
  border: 1px solid rgba(201, 169, 106, .45);
  box-shadow: 0 0 0 10px rgba(201, 169, 106, .06), 0 20px 50px rgba(0, 0, 0, .35);
  display: grid;
  place-items: center;
  text-align: center;
  padding: 14px;
}
.orbit-core-inner .oc-logo {
  display: block;                 /* inline 时宽高不生效，会把 LOGO 撑满整个圆 */
  width: 44px;
  height: 44px;
  color: #fff;
  margin: 0 auto 9px;
}
.orbit-core-inner .oc-logo .logo-glyph { fill: #16325b; stroke: #16325b; }
.orbit-core-inner .oc-logo svg { width: 100%; height: 100%; display: block; }
.orbit-core-inner strong {
  display: block;
  font-family: "Noto Serif SC", serif;
  font-size: 11.5px;
  color: #fff;
  letter-spacing: .02em;
  font-weight: 700;
  line-height: 1.45;
}
.orbit-core-inner small {
  display: block;
  font-size: 6.2px;
  letter-spacing: .04em;
  line-height: 1.55;
  color: var(--gold-300);
  margin-top: 5px;
}

/* 环绕标签 */
.orbit-chip {
  position: absolute;
  display: flex;
  flex-direction: column;
  gap: 1px;
  padding: 9px 14px;
  border-radius: 8px;
  background: rgba(10, 37, 64, .72);
  border: 1px solid rgba(201, 169, 106, .3);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  white-space: nowrap;
  box-shadow: 0 10px 26px rgba(6, 22, 36, .35);
}
.orbit-chip b {
  font-size: 13px;
  color: #fff;
  font-weight: 600;
  letter-spacing: .04em;
}
.orbit-chip i {
  font-style: normal;
  font-size: 9.5px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--gold-300);
}
.orbit-chip.c1 { top: 4%; left: 50%; transform: translate(-50%, -50%); }
.orbit-chip.c2 { bottom: 4%; left: 4%; transform: translate(-50%, 50%); }
.orbit-chip.c3 { bottom: 4%; right: 4%; transform: translate(50%, 50%); }

.orbit-dot {
  position: absolute;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 0 5px rgba(201, 169, 106, .14);
}
.orbit-dot.d1 { top: -4px; left: 50%; margin-left: -4px; }
.orbit-dot.d2 { bottom: 8%; left: 8%; }
.orbit-dot.d3 { bottom: 8%; right: 8%; }


.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 7px 16px 7px 12px;
  border: 1px solid rgba(201, 169, 106, .38);
  border-radius: 999px;
  background: rgba(201, 169, 106, .1);
  color: var(--gold-300);
  font-size: 12.5px;
  letter-spacing: .14em;
  font-weight: 500;
  margin-bottom: 30px;
}
.hero-badge i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 0 4px rgba(201, 169, 106, .18);
  display: block;
}

.hero-title {
  font-size: clamp(34px, 5.4vw, 62px);
  line-height: 1.24;
  color: #fff;
  letter-spacing: .015em;
  max-width: 15em;
  font-weight: 700;
}
.hero-title .hl {
  position: relative;
  color: var(--gold);
  white-space: nowrap;
}
.hero-title .hl::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -.06em;
  height: .06em;
  background: linear-gradient(90deg, var(--gold), rgba(201, 169, 106, .12));
  border-radius: 2px;
}

.hero-sub {
  margin-top: 26px;
  max-width: 40em;
  font-size: clamp(15px, 1.35vw, 17.5px);
  line-height: 2;
  color: #b8c7d9;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 40px;
}

/* 矮屏（笔记本 1366×768 / 1280×720）压缩 Hero 垂直节奏，保证首屏能看到数据条 */
@media (min-width: 1081px) and (max-height: 860px) {
  .hero { padding-top: calc(var(--header-h) + 38px); padding-bottom: 46px; }
  .hero-badge { margin-bottom: 22px; }
  .hero-title { font-size: clamp(32px, 4.2vw, 52px); }
  .hero-sub { margin-top: 18px; }
  .hero-actions { margin-top: 28px; }
  .hero-stats { margin-top: 8px; padding-top: 26px; }
  .hero-stat b { font-size: 30px; }
  .hero-orbit { max-width: 372px; }
}

/* Hero 资质条（替代数字条，数字统一放到背书数据带，避免重复） */
.hero-ribbon {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 36px;
  padding-top: 26px;
  border-top: 1px solid rgba(255, 255, 255, .12);
}
.hero-ribbon .hr-item {
  padding-right: 30px;
  border-right: 1px solid rgba(255, 255, 255, .09);
}
.hero-ribbon .hr-item + .hr-item { padding-left: 30px; }
.hero-ribbon .hr-item:last-child { border-right: 0; padding-right: 0; }
.hero-ribbon i {
  display: block;
  font-style: normal;
  font-size: 10.5px;
  letter-spacing: .2em;
  color: rgba(255, 255, 255, .4);
}
.hero-ribbon b {
  display: block;
  margin-top: 10px;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: .03em;
  color: #dbe5f0;
  line-height: 1.6;
}
.hero-ribbon b a { color: var(--gold); white-space: nowrap; }
.hero-ribbon b a:hover { color: #e5cd9b; }

@media (max-width: 900px) {
  .hero-ribbon {
    grid-template-columns: 1fr;
    gap: 15px;
    margin-top: 28px;
    padding-top: 22px;
  }
  .hero-ribbon .hr-item,
  .hero-ribbon .hr-item + .hr-item {
    padding: 0;
    border: 0;
  }
  .hero-ribbon b { margin-top: 6px; font-size: 13.5px; }
}

/* --------------------------------------------------------------------------
   7. 首页 · 集团架构矩阵
   -------------------------------------------------------------------------- */
.matrix {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  max-width: 980px;
  margin: 0 auto;
}

.matrix-hub {
  grid-column: 1 / -1;
  justify-self: center;
  text-align: center;
  padding: 26px 46px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--navy-900), var(--navy-700));
  color: #fff;
  position: relative;
  box-shadow: 0 18px 48px rgba(10, 37, 64, .22);
  border: 1px solid rgba(201, 169, 106, .36);
}
.matrix-hub small {
  display: block;
  font-size: 11.5px;
  letter-spacing: .24em;
  color: var(--gold-300);
  margin-bottom: 8px;
}
.matrix-hub strong {
  font-family: "Noto Serif SC", serif;
  font-size: 19px;
  letter-spacing: .08em;
  font-weight: 700;
}

/* 枢纽连到下方的连线 */
.matrix-stem {
  grid-column: 1 / -1;
  height: 40px;
  position: relative;
  display: flex;
  justify-content: center;
}
.matrix-stem::before {
  content: "";
  width: 1px;
  height: 100%;
  background: linear-gradient(180deg, var(--gold), rgba(201, 169, 106, .18));
}

/* 枢纽向下的分支连线：仅在 3 列布局时显示 */
.matrix-branch {
  grid-column: 1 / -1;
  height: 26px;
  position: relative;
  display: none;
}
.matrix-branch::before {
  content: "";
  position: absolute;
  left: 16%;
  right: 16%;
  top: 0;
  height: 1px;
  background: linear-gradient(90deg, rgba(201, 169, 106, .18), rgba(201, 169, 106, .55), rgba(201, 169, 106, .18));
}
.matrix-branch span {
  position: absolute;
  top: 0;
  width: 1px;
  height: 100%;
  background: linear-gradient(180deg, rgba(201, 169, 106, .55), rgba(201, 169, 106, .12));
}
.matrix-branch span:nth-child(1) { left: 16%; }
.matrix-branch span:nth-child(2) { left: 50%; }
.matrix-branch span:nth-child(3) { left: 84%; }

@media (min-width: 861px) {
  .matrix-branch { display: block; }
}

.matrix-node {
  position: relative;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 26px 22px;
  text-align: center;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s var(--ease);
}
.matrix-node::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--gold);
  transition: width .4s var(--ease);
  border-radius: 2px;
}
.matrix-node:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(201, 169, 106, .5);
}
.matrix-node:hover::before { width: 52%; }

.matrix-node .ico {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  margin: 0 auto 12px;
  color: var(--navy-700);
  opacity: .82;
}
.matrix-node .ico svg { width: 100%; height: 100%; }
.matrix-node h4 {
  font-size: 15.5px;
  letter-spacing: .04em;
  margin-bottom: 6px;
}
.matrix-node p {
  font-size: 12.5px;
  color: var(--ink-mute);
  line-height: 1.7;
}

.matrix-node.is-self {
  background: linear-gradient(180deg, #fffdf8, var(--gold-50));
  border-color: var(--gold);
  box-shadow: 0 10px 30px rgba(201, 169, 106, .18);
}
.matrix-node.is-self .ico { color: var(--gold-600); opacity: 1; }
.matrix-node.is-self h4 { color: var(--navy-900); }
.matrix-node .self-tag {
  position: absolute;
  top: -9px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gold);
  color: #fff;
  font-size: 10.5px;
  letter-spacing: .16em;
  padding: 2px 10px;
  border-radius: 999px;
  white-space: nowrap;
  font-weight: 600;
}

@media (max-width: 860px) {
  .matrix { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
}
@media (max-width: 520px) {
  .matrix { grid-template-columns: 1fr; }
  .matrix-hub { padding: 22px 24px; }
}

/* --------------------------------------------------------------------------
   8. 业务卡片（通用）
   -------------------------------------------------------------------------- */
.card {
  background: #fff;
  border: 1px solid rgba(10, 37, 64, .09);
  border-radius: 16px;
  padding: 44px 34px 34px;
  height: 100%;
  position: relative;
  overflow: hidden;
  transition: transform .45s var(--ease-out), box-shadow .45s var(--ease-out), border-color .45s var(--ease-out);
}
/* 顶部金色细线：hover 时从左展开 */
.card::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--gold), var(--gold-300));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .5s var(--ease-out);
}
.card:hover {
  transform: translateY(-7px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(201, 169, 106, .5);
}
.card:hover::after { transform: scaleX(1); }

.card-ico {
  width: 58px;
  height: 58px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: linear-gradient(150deg, #fdfaf3, #f4ead5);
  border: 1px solid rgba(201, 169, 106, .3);
  color: var(--gold-600);
  margin-bottom: 26px;
  transition: background .4s var(--ease), color .4s var(--ease), transform .4s var(--ease), box-shadow .4s var(--ease);
}
.card-ico svg { width: 27px; height: 27px; }
.card:hover .card-ico {
  background: linear-gradient(150deg, var(--navy-900), var(--navy-700));
  border-color: var(--navy-900);
  color: var(--gold-300);
  transform: translateY(-3px);
  box-shadow: 0 10px 22px rgba(10, 37, 64, .18);
}

.card-num {
  position: absolute;
  top: 26px;
  right: 28px;
  font-family: "Noto Serif SC", serif;
  font-size: 56px;
  font-weight: 700;
  color: rgba(10, 37, 64, .055);
  line-height: 1;
  letter-spacing: -.03em;
  transition: color .45s var(--ease);
}
.card:hover .card-num { color: rgba(201, 169, 106, .25); }

.card h3 { font-size: 22px; margin-bottom: 14px; letter-spacing: .015em; line-height: 1.45; }
.card p { font-size: 14.8px; color: var(--ink-soft); line-height: 1.95; }

/* 清单：细线分隔的规格列表 */
.card-list {
  margin-top: 26px;
  border-top: 1px solid rgba(10, 37, 64, .1);
}
.card-list li {
  position: relative;
  padding: 12px 0 12px 20px;
  font-size: 13.8px;
  color: var(--ink-soft);
  line-height: 1.75;
  border-bottom: 1px solid rgba(10, 37, 64, .07);
}
.card-list li:last-child { border-bottom: 0; padding-bottom: 0; }
.card-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 1.22em;
  width: 6px;
  height: 6px;
  background: var(--gold);
  transform: rotate(45deg);
}

/* 深色底卡片 */
.section-dark .card {
  background: rgba(255, 255, 255, .045);
  border-color: rgba(255, 255, 255, .1);
}
.section-dark .card:hover {
  background: rgba(255, 255, 255, .075);
  border-color: rgba(201, 169, 106, .5);
}
.section-dark .card h3 { color: #fff; }
.section-dark .card p { color: #a9bbd1; }
.section-dark .card-ico {
  background: rgba(201, 169, 106, .12);
  border-color: rgba(201, 169, 106, .3);
  color: var(--gold-300);
}
.section-dark .card:hover .card-ico {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--navy-900);
}
.section-dark .card-num { color: rgba(255, 255, 255, .075); }
.section-dark .card:hover .card-num { color: rgba(201, 169, 106, .3); }
.section-dark .card-list { border-top-color: rgba(255, 255, 255, .12); }
.section-dark .card-list li { color: #a9bbd1; border-bottom-color: rgba(255, 255, 255, .08); }
.section-dark .card-list li::before { background: var(--gold-300); }

/* --------------------------------------------------------------------------
   9. 服务流程五步（发丝线 + 大序号的分栏规格表）
   -------------------------------------------------------------------------- */
.process {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0 34px;
  position: relative;
  margin-top: 64px;
}
.step {
  position: relative;
  padding: 30px 0 0;
  border-top: 1px solid rgba(10, 37, 64, .16);
}
.step::before {
  content: "";
  position: absolute;
  left: 0;
  top: -1px;
  width: 0;
  height: 1px;
  background: var(--gold);
  transition: width .55s var(--ease-out);
}
.step:hover::before { width: 100%; }

.step-dot {
  display: block;
  width: auto;
  height: auto;
  margin: 0 0 20px;
  border: 0;
  border-radius: 0;
  background: none;
  font-family: "Noto Serif SC", serif;
  font-size: 28px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--gold-600);
  opacity: .55;
  transition: opacity .4s var(--ease), color .4s var(--ease);
}
.step:hover .step-dot { opacity: 1; }
.step h4 { font-size: 18px; margin-bottom: 10px; letter-spacing: .02em; }
.step p { font-size: 13.5px; color: var(--ink-mute); line-height: 1.85; }

.section-dark .step { border-top-color: rgba(255, 255, 255, .18); }
.section-dark .step::before { background: var(--gold-300); }
.section-dark .step-dot { color: var(--gold-300); opacity: .5; }
.section-dark .step:hover .step-dot { opacity: 1; }
.section-dark .step h4 { color: #fff; }
.section-dark .step p { color: #90a4bb; }

@media (max-width: 900px) {
  .process {
    grid-template-columns: 1fr;
    gap: 0;
    margin-top: 40px;
  }
  .step {
    display: grid;
    grid-template-columns: 62px 1fr;
    column-gap: 20px;
    padding: 22px 0 22px;
    border-top: 1px solid rgba(10, 37, 64, .12);
  }
  .step-dot {
    grid-row: 1 / 3;
    font-size: 22px;
    margin: 4px 0 0;
  }
  .step h4 { margin-bottom: 6px; }
  .section-dark .step { border-top-color: rgba(255, 255, 255, .14); }
}

/* --------------------------------------------------------------------------
   10. 数据 / 信任背书
   -------------------------------------------------------------------------- */
.stats-row {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
}
.stat-item {
  padding: 8px 34px 8px 0;
  position: relative;
  text-align: left;
}
.stat-item:last-child { padding-right: 0; }
.stat-item + .stat-item { padding-left: 34px; }
.stat-item + .stat-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  bottom: 4px;
  width: 1px;
  background: rgba(255, 255, 255, .13);
}
.stat-num {
  font-family: "Noto Serif SC", serif;
  font-size: clamp(36px, 4.2vw, 54px);
  font-weight: 700;
  color: var(--gold);
  line-height: 1.1;
  letter-spacing: -.01em;
  display: block;
}
.stat-num span { font-size: .46em; margin-left: 3px; letter-spacing: 0; }
.stat-label {
  font-size: 13px;
  color: #8ea3bb;
  margin-top: 14px;
  letter-spacing: .12em;
  line-height: 1.6;
}

@media (max-width: 760px) {
  .stats-row { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 30px 0; }
  .stat-item { padding: 0 20px 0 0; }
  .stat-item + .stat-item { padding-left: 20px; }
  .stat-item:nth-child(odd) { padding-left: 0; }
  .stat-item:nth-child(odd)::before { display: none; }
  .stat-item:nth-child(3)::before { display: none; }
  .stat-label { font-size: 12px; }
}

/* 背书条目：发丝线网格 */
.trust-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  border-top: 1px solid rgba(10, 37, 64, .12);
  border-bottom: 1px solid rgba(10, 37, 64, .12);
}
.trust-cell {
  background: transparent;
  padding: 40px 34px 40px 0;
  position: relative;
  transition: background .35s var(--ease);
}
.trust-cell + .trust-cell { padding-left: 34px; }
.trust-cell + .trust-cell::before {
  content: "";
  position: absolute;
  left: 0;
  top: 34px;
  bottom: 34px;
  width: 1px;
  background: rgba(10, 37, 64, .1);
}
.trust-cell h4 {
  font-size: 17px;
  margin-bottom: 10px;
  letter-spacing: .02em;
  display: flex;
  align-items: baseline;
  gap: 10px;
}
.trust-cell p { font-size: 13.8px; color: var(--ink-mute); line-height: 1.9; }

.trust-grid.cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.trust-cell .tc-num {
  display: block;
  font-family: "Noto Serif SC", serif;
  font-size: clamp(30px, 3.4vw, 44px);
  font-weight: 700;
  color: var(--navy-900);
  line-height: 1.1;
  letter-spacing: -.01em;
  margin-bottom: 12px;
}
.trust-cell .tc-num span {
  font-size: .46em;
  margin-left: 3px;
  color: var(--gold-600);
}

@media (max-width: 900px) {
  .trust-grid,
  .trust-grid.cols-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .trust-cell { padding: 28px 24px 28px 0; }
  .trust-cell + .trust-cell { padding-left: 24px; }
  .trust-cell:nth-child(odd) { padding-left: 0; }
  .trust-cell:nth-child(odd)::before { display: none; }
  .trust-cell:nth-child(3) { padding-left: 0; }
  .trust-cell:nth-child(3)::before { display: none; }
  .trust-cell:nth-child(n+3) { border-top: 1px solid rgba(10, 37, 64, .1); }
}
@media (max-width: 560px) {
  .trust-grid,
  .trust-grid.cols-4 { grid-template-columns: 1fr; }
  .trust-cell,
  .trust-cell + .trust-cell { padding: 24px 0; }
  .trust-cell::before { display: none !important; }
  .trust-cell:nth-child(n+2) { border-top: 1px solid rgba(10, 37, 64, .1); }
}

/* --------------------------------------------------------------------------
   11. CTA 行动召唤
   -------------------------------------------------------------------------- */
.cta-band {
  position: relative;
  background: var(--navy-900);
  border-top: 1px solid rgba(201, 169, 106, .18);
  color: #fff;
  overflow: hidden;
  padding: 88px 0;
}
.cta-band::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(760px 420px at 88% 0%, rgba(201, 169, 106, .18), transparent 64%),
    radial-gradient(600px 400px at 4% 100%, rgba(27, 58, 92, .9), transparent 66%);
}
.cta-band .wrap { position: relative; z-index: 2; }
.cta-band .sec-title { color: #fff; }
.cta-band .sec-desc { color: #a9bbd1; }


/* CTA 单列居中（纯静态站点，不设表单，统一走电话 / 企业微信 / 联系页） */
/* 左文右信息：不对称收口，比居中更有节奏 */
.cta-solo {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 372px;
  column-gap: 96px;
  align-items: start;
  text-align: left;
}
.cta-solo .eyebrow,
.cta-solo .sec-title,
.cta-solo .sec-desc,
.cta-solo .cta-actions { grid-column: 1; }
.cta-solo .sec-desc { max-width: 34em; margin-left: 0; margin-right: 0; margin-top: 26px; }
.cta-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-start;
  gap: 14px;
  margin-top: 34px;
}
.cta-actions .btn svg { width: 17px; height: 17px; }

/* 右栏：诊断三步（原联系方式清单已删除，联系信息统一在页脚与联系页出现） */
.cta-steps {
  grid-column: 2;
  grid-row: 1 / span 4;
  list-style: none;
  margin: 6px 0 0;
  padding: 0 0 0 46px;
  border-left: 1px solid rgba(255, 255, 255, .14);
  align-self: stretch;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.cta-steps .cts-item {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 12px;
  padding: 20px 0;
  border-bottom: 1px solid rgba(255, 255, 255, .08);
}
.cta-steps .cts-item:first-child { padding-top: 0; }
.cta-steps .cts-item:last-child { border-bottom: 0; padding-bottom: 0; }
.cta-steps b {
  font-family: "Noto Serif SC", serif;
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: .1em;
  color: var(--gold);
  padding-top: 4px;
  font-variant-numeric: tabular-nums;
}
.cta-steps h4 {
  font-size: 15px;
  font-weight: 600;
  letter-spacing: .05em;
  color: #fff;
  line-height: 1.5;
}
.cta-steps p {
  margin-top: 9px;
  font-size: 13.5px;
  line-height: 1.9;
  color: #97abc3;
}

@media (max-width: 980px) {
  .cta-solo { grid-template-columns: 1fr; row-gap: 38px; }
  .cta-steps {
    grid-column: 1;
    grid-row: auto;
    border-left: 0;
    border-top: 1px solid rgba(255, 255, 255, .14);
    padding: 26px 0 0;
    margin-top: 0;
  }
  .cta-steps .cts-item:first-child { padding-top: 20px; }
}
@media (max-width: 720px) {
  .cta-actions { flex-direction: column; align-items: stretch; gap: 12px; margin-top: 28px; }
  .cta-actions .btn { width: 100%; }
  .cta-steps .cts-item { grid-template-columns: 34px minmax(0, 1fr); gap: 10px; padding: 17px 0; }
  .cta-steps h4 { font-size: 14.5px; }
  .cta-steps p { font-size: 13px; margin-top: 7px; }
}

/* 联系要点列表 */
.contact-points { display: grid; gap: 26px; margin-top: 40px; }
.contact-point {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 16px;
  align-items: start;
}
.contact-point .cp-ico {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  background: rgba(201, 169, 106, .14);
  color: var(--gold-300);
}
.contact-point .cp-ico svg { width: 20px; height: 20px; }
.contact-point h4 { font-size: 14.5px; color: #fff; margin-bottom: 4px; letter-spacing: .05em; }
.contact-point p { font-size: 14px; color: #a9bbd1; line-height: 1.8; }
.contact-point a:hover { color: var(--gold-300); }

/* --------------------------------------------------------------------------
   12. 时间线（关于我们）
   -------------------------------------------------------------------------- */
.timeline {
  position: relative;
  margin-top: 56px;
}
.timeline::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 10px;
  bottom: 10px;
  width: 1px;
  background: linear-gradient(180deg, rgba(201, 169, 106, .08), rgba(201, 169, 106, .5) 10%, rgba(201, 169, 106, .5) 90%, rgba(201, 169, 106, .08));
  transform: translateX(-.5px);
}

.tl-item {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  column-gap: 96px;
  align-items: center;
  margin-bottom: 34px;
}
.tl-item:last-child { margin-bottom: 0; }
.tl-item.left .tl-body { grid-column: 1; }
.tl-item.right .tl-body { grid-column: 2; }

/* 年份徽章：绝对定位于中轴线上 */
.tl-year {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  z-index: 2;
}
.tl-year span {
  display: inline-block;
  font-family: "Noto Serif SC", serif;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--gold-600);
  background: #fff;
  border: 1px solid rgba(201, 169, 106, .55);
  border-radius: 999px;
  padding: 4px 12px;
  line-height: 1.5;
  box-shadow: 0 0 0 6px var(--navy-50);
  white-space: nowrap;
}

.tl-body {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 22px 24px;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s var(--ease);
}
.tl-body:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: rgba(201, 169, 106, .45);
}
.tl-body h4 { font-size: 16px; margin-bottom: 7px; letter-spacing: .03em; text-wrap: balance; }
.tl-body h4 .nb { white-space: nowrap; }
.tl-body p { font-size: 13.8px; color: var(--ink-soft); line-height: 1.85; }

@media (max-width: 820px) {
  .timeline::before { left: 28px; }
  .tl-item {
    grid-template-columns: 1fr;
    column-gap: 0;
    padding-left: 60px;
    margin-bottom: 20px;
  }
  .tl-item.left .tl-body,
  .tl-item.right .tl-body { grid-column: 1; }
  .tl-year {
    position: absolute;
    left: 28px;
    top: 26px;
    transform: translate(-50%, -50%);
  }
  .tl-year span {
    font-size: 11.5px;
    padding: 3px 9px;
    box-shadow: 0 0 0 5px #fff;
  }
  .tl-body { padding: 18px 20px; }
}

/* --------------------------------------------------------------------------
   13. 内页版头（杂志式：大标题 + 右侧关键信息栏）
   -------------------------------------------------------------------------- */
.page-hero {
  position: relative;
  background: var(--navy-900);
  color: #fff;
  padding: calc(var(--header-h) + 88px) 0 0;
  overflow: hidden;
  isolation: isolate;
}
.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(860px 520px at 84% -10%, rgba(38, 74, 113, .72), transparent 64%),
    radial-gradient(620px 420px at -4% 108%, rgba(201, 169, 106, .16), transparent 66%),
    linear-gradient(158deg, #0a2540 0%, #0c2b49 52%, #061a2e 100%);
}
.page-hero-grid {
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(rgba(255, 255, 255, .035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .035) 1px, transparent 1px);
  background-size: 80px 80px;
  -webkit-mask-image: radial-gradient(120% 90% at 70% 10%, #000 20%, transparent 76%);
  mask-image: radial-gradient(120% 90% at 70% 10%, #000 20%, transparent 76%);
}
.page-hero-glow {
  position: absolute;
  right: -140px;
  top: -180px;
  width: 620px;
  height: 620px;
  border-radius: 50%;
  border: 1px solid rgba(201, 169, 106, .14);
  z-index: -1;
}
.page-hero-glow::after {
  content: "";
  position: absolute;
  inset: 90px;
  border-radius: 50%;
  border: 1px solid rgba(201, 169, 106, .1);
}
.page-hero .wrap { position: relative; z-index: 2; }

/* 面包屑 */
.crumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12.5px;
  color: #7f95ad;
  letter-spacing: .06em;
  padding-bottom: 26px;
  border-bottom: 1px solid rgba(255, 255, 255, .1);
  margin-bottom: 56px;
}
.crumb a { transition: color .25s var(--ease); }
.crumb a:hover { color: var(--gold-300); }
.crumb svg { width: 11px; height: 11px; opacity: .55; }
.crumb .now { color: var(--gold-300); }

/* 主体：12 列编辑式版式——左侧大标题、右侧导语，底部对齐，中间一条金色细线 */
.ph-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: 24px;
  align-items: end;
  padding-bottom: 78px;
}
.ph-label {
  grid-column: 1 / -1;
  display: inline-flex;
  align-items: center;
  gap: 14px;
  font-size: 11px;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--gold-300);
  font-weight: 600;
  margin-bottom: 34px;
}
.ph-label::before {
  content: "";
  width: 40px;
  height: 1px;
  background: var(--gold);
  flex: none;
}

.page-hero h1 {
  grid-column: 1 / 7;
  font-size: clamp(32px, 4.9vw, 66px);
  line-height: 1.16;
  color: #fff;
  letter-spacing: -.015em;
  text-wrap: balance;
}
/* 导语贴住标题基线，右侧竖细线起笔，避免短标题下方空一大片 */
.ph-desc {
  grid-column: 7 / -1;
  margin: 0;
  padding: 2px 0 10px 34px;
  border-left: 1px solid rgba(201, 169, 106, .38);
  color: #a5b8cd;
  font-size: 15.5px;
  line-height: 2.02;
  max-width: none;
}

@media (max-width: 980px) {
  .page-hero { padding-top: calc(var(--header-h) + 56px); }
  .crumb { margin-bottom: 38px; padding-bottom: 20px; }
  .ph-grid {
    display: block;
    padding-bottom: 56px;
  }
  .ph-label { margin-bottom: 22px; }
  .ph-desc {
    margin-top: 26px;
    padding: 20px 0 0;
    border-left: 0;
    border-top: 1px solid rgba(255, 255, 255, .16);
  }
}
@media (max-width: 560px) {
  .page-hero h1 { font-size: clamp(28px, 8.6vw, 40px); }
  .ph-desc { margin-top: 22px; padding: 18px 0 0; font-size: 15px; line-height: 1.95; }
}

/* --------------------------------------------------------------------------
   14. 内容排版（长文 / 服务详情）
   -------------------------------------------------------------------------- */
.prose { max-width: 72ch; }
.prose p { font-size: 15.5px; color: var(--ink-soft); line-height: 2.05; margin-bottom: 20px; }
.prose p:last-child { margin-bottom: 0; }
.prose h3 { font-size: 22px; margin: 38px 0 14px; }
.prose strong { color: var(--navy-900); font-weight: 600; }

/* 服务条目：左侧序号 + 吸顶标题，右侧正文 */
.svc {
  display: grid;
  grid-template-columns: 210px 1fr;
  gap: 52px;
  padding: 64px 0;
  border-top: 1px solid rgba(10, 37, 64, .12);
  counter-increment: svcx;
}
.svc:first-of-type { border-top: 0; padding-top: 0; }
.svc-side {
  position: sticky;
  top: calc(var(--header-h) + 28px);
  align-self: start;
}
.svc-side .svc-ico {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: linear-gradient(150deg, #fdfaf3, #f4ead5);
  border: 1px solid rgba(201, 169, 106, .3);
  color: var(--gold-600);
  margin-bottom: 22px;
}
.svc-side .svc-ico svg { width: 24px; height: 24px; }
.svc-side h3 { font-size: 24px; letter-spacing: .02em; line-height: 1.4; }
.svc-side .svc-en {
  font-size: 11px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--gold-600);
  margin-top: 10px;
  line-height: 1.7;
}

.svc-main h4 {
  font-size: 18px;
  margin: 34px 0 12px;
  display: flex;
  align-items: center;
  gap: 12px;
  letter-spacing: .02em;
}
.svc-main h4::before {
  content: "";
  width: 18px;
  height: 1px;
  background: var(--gold);
  flex-shrink: 0;
}
.svc-main h4:first-child { margin-top: 0; }
.svc-main p { font-size: 15px; color: var(--ink-soft); line-height: 2; }

/* 交付清单：发丝线列表 */
.deliver {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  column-gap: 40px;
  margin-top: 22px;
  border-top: 1px solid rgba(10, 37, 64, .1);
}
.deliver li {
  padding: 15px 0;
  border-bottom: 1px solid rgba(10, 37, 64, .08);
  font-size: 13.8px;
  color: var(--ink-soft);
  display: flex;
  gap: 12px;
  align-items: flex-start;
  line-height: 1.75;
}
.deliver li svg { width: 15px; height: 15px; color: var(--gold-600); flex-shrink: 0; margin-top: 4px; }

@media (max-width: 900px) {
  .svc { grid-template-columns: 1fr; gap: 26px; padding: 44px 0; }
  .svc-side { position: static; display: flex; align-items: flex-start; gap: 16px; }
  .svc-side .svc-ico { margin-bottom: 0; width: 46px; height: 46px; flex-shrink: 0; }
  .svc-side h3 { font-size: 20px; }
  .svc-side .svc-en { margin-top: 4px; }
}
@media (max-width: 600px) {
  .deliver { grid-template-columns: 1fr; column-gap: 0; }
}

/* 侧边锚点目录 */
.anchor-nav {
  position: sticky;
  top: calc(var(--header-h) + 28px);
  border-left: 1px solid rgba(10, 37, 64, .12);
  padding-left: 22px;
}
.anchor-nav a {
  display: block;
  padding: 10px 0;
  font-size: 14px;
  color: var(--ink-mute);
  transition: color .25s var(--ease), padding-left .25s var(--ease);
  border-left: 2px solid transparent;
  margin-left: -24px;
  padding-left: 22px;
  line-height: 1.6;
}
.anchor-nav a:hover { color: var(--navy-900); padding-left: 26px; }
.anchor-nav a.is-active {
  color: var(--gold-600);
  font-weight: 600;
  border-left-color: var(--gold);
}
.anchor-nav .an-title {
  font-size: 10.5px;
  letter-spacing: .22em;
  color: var(--ink-mute);
  text-transform: uppercase;
  margin-bottom: 16px;
  font-weight: 600;
}

/* --------------------------------------------------------------------------
   15. 集团业务全景（business.html）· 12 栅格 bento 排布
   -------------------------------------------------------------------------- */
.biz-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 24px;
}
.biz-grid .biz-card { grid-column: span 6; }

.biz-card {
  background: #fff;
  border: 1px solid rgba(10, 37, 64, .09);
  border-radius: 16px;
  padding: 40px 36px 36px;
  height: 100%;
  display: flex;
  flex-direction: column;
  transition: transform .45s var(--ease-out), box-shadow .45s var(--ease-out), border-color .45s var(--ease-out);
  position: relative;
  overflow: hidden;
}
/* 左侧金色竖线，hover 时自上而下生长 */
.biz-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--gold), rgba(201, 169, 106, .18));
  transform: scaleY(0);
  transform-origin: top;
  transition: transform .5s var(--ease-out);
}
.biz-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(201, 169, 106, .45);
}
.biz-card:hover::before { transform: scaleY(1); }

/* 右上角序号 */
.biz-no {
  position: absolute;
  top: 24px;
  right: 30px;
  font-family: "Noto Serif SC", serif;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .1em;
  color: rgba(10, 37, 64, .16);
  transition: color .4s var(--ease);
}
.biz-card:hover .biz-no { color: var(--gold-600); }

.biz-card .biz-ico {
  width: 54px;
  height: 54px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: linear-gradient(150deg, #fdfaf3, #f4ead5);
  border: 1px solid rgba(201, 169, 106, .3);
  color: var(--gold-600);
  margin-bottom: 24px;
  transition: background .4s var(--ease), color .4s var(--ease), transform .4s var(--ease);
  flex-shrink: 0;
}
.biz-card .biz-ico svg { width: 25px; height: 25px; }
.biz-card:hover .biz-ico {
  background: linear-gradient(150deg, var(--navy-900), var(--navy-700));
  border-color: var(--navy-900);
  color: var(--gold-300);
  transform: translateY(-2px);
}
.biz-card h3 { font-size: 19px; margin-bottom: 12px; letter-spacing: .02em; line-height: 1.45; }
.biz-card p { font-size: 14px; color: var(--ink-soft); line-height: 1.95; flex: 1; }
.biz-card .biz-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px solid rgba(10, 37, 64, .08);
}
.biz-card .biz-tags span {
  font-size: 11.5px;
  color: var(--navy-700);
  background: transparent;
  border: 1px solid rgba(10, 37, 64, .14);
  padding: 4px 10px;
  border-radius: 999px;
  letter-spacing: .04em;
  transition: border-color .3s var(--ease), color .3s var(--ease);
}
.biz-card:hover .biz-tags span { border-color: rgba(201, 169, 106, .45); color: var(--gold-600); }

/* 宽卡：横向排布，突出集团核心咨询能力 */
.biz-card.is-lead {
  background: linear-gradient(150deg, #fbfcfd, #f6f9fc 60%, #fbf7ee);
}
.biz-card.is-lead h3 { font-size: 22px; }
.biz-card.is-lead .biz-body {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
  gap: 48px;
  align-items: start;
}
.biz-card.is-lead .biz-tags { margin-top: 0; padding-top: 0; border-top: 0; }
.biz-card.is-lead .biz-aside {
  padding-left: 40px;
  border-left: 1px solid rgba(10, 37, 64, .1);
  align-self: stretch;
}

@media (min-width: 1024px) {
  .biz-grid .span-4 { grid-column: span 4; }
  .biz-grid .span-8 { grid-column: span 8; }
}
@media (max-width: 1023px) {
  .biz-grid .biz-card { grid-column: span 6; }
  .biz-card.is-lead .biz-body { grid-template-columns: 1fr; gap: 24px; }
  .biz-card.is-lead .biz-aside { padding-left: 0; border-left: 0; }
}
@media (max-width: 720px) {
  .biz-grid { grid-template-columns: 1fr; gap: 16px; }
  .biz-grid .biz-card { grid-column: 1 / -1; }
  .biz-card { padding: 30px 24px 26px; }
  .biz-no { top: 26px; right: 24px; }
}

/* 城市分支 */
.city-row {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0;
  margin-top: 56px;
  border-top: 1px solid rgba(255, 255, 255, .14);
  border-bottom: 1px solid rgba(255, 255, 255, .14);
}
.city {
  padding: 32px 24px 30px;
  position: relative;
  transition: background .35s var(--ease);
}
.city + .city::before {
  content: "";
  position: absolute;
  left: 0;
  top: 24px;
  bottom: 24px;
  width: 1px;
  background: rgba(255, 255, 255, .11);
}
.city:hover { background: rgba(201, 169, 106, .08); }
.city strong {
  display: block;
  font-family: "Noto Serif SC", serif;
  font-size: 22px;
  color: #fff;
  letter-spacing: .06em;
  transition: color .3s var(--ease);
}
.city:hover strong { color: var(--gold-300); }
.city small {
  display: block;
  font-size: 11.5px;
  color: #8ba0b8;
  margin-top: 10px;
  letter-spacing: .14em;
  text-transform: uppercase;
}
@media (max-width: 860px) {
  .city-row { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .city:nth-child(4)::before { display: none; }
  .city:nth-child(n+4) { border-top: 1px solid rgba(255, 255, 255, .11); }
}
@media (max-width: 520px) {
  .city-row { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .city { padding: 24px 16px; }
  .city:nth-child(3)::before { display: none; }
  .city:nth-child(n+3) { border-top: 1px solid rgba(255, 255, 255, .11); }
  .city:nth-child(odd)::before { display: none; }
}

/* --------------------------------------------------------------------------
   16. 案例（cases.html）：一个主案例 + 三张并列
   -------------------------------------------------------------------------- */
.case-wrap { margin-top: 64px; }

/* 主案例 */
.case-lead {
  background: #fff;
  border: 1px solid rgba(10, 37, 64, .09);
  border-radius: 18px;
  padding: 52px 52px 46px;
  position: relative;
  overflow: hidden;
}
.case-lead::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--gold), rgba(201, 169, 106, .1));
}
.case-lead-head {
  display: grid;
  grid-template-columns: 148px minmax(0, 1fr);
  gap: 32px;
  align-items: start;
  padding-bottom: 34px;
  border-bottom: 1px solid rgba(10, 37, 64, .1);
}
.case-lead-head h3 {
  font-size: clamp(24px, 2.6vw, 34px);
  line-height: 1.4;
  letter-spacing: -.01em;
  text-wrap: balance;
}
.case-tag {
  display: inline-block;
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--gold-600);
  background: rgba(201, 169, 106, .12);
  border: 1px solid rgba(201, 169, 106, .35);
  padding: 5px 12px;
  border-radius: 999px;
  font-weight: 600;
  margin-bottom: 0;
  white-space: nowrap;
}
.case-lead-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) 300px;
  gap: 44px;
  padding-top: 34px;
}
.cl-label {
  display: block;
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--gold-600);
  font-weight: 600;
  margin-bottom: 14px;
}
.cl-col p { font-size: 14.5px; line-height: 1.95; color: var(--ink-soft); }
.cl-col.is-res { border-left: 1px solid rgba(10, 37, 64, .1); padding-left: 40px; }
.cl-res { border-top: 1px solid rgba(10, 37, 64, .1); }
.cl-res li {
  position: relative;
  padding: 13px 0 13px 20px;
  font-size: 13.8px;
  line-height: 1.7;
  color: var(--navy-800);
  border-bottom: 1px solid rgba(10, 37, 64, .08);
}
.cl-res li:last-child { border-bottom: 0; }
.cl-res li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.25em;
  width: 8px;
  height: 1px;
  background: var(--gold);
}

/* 并列案例 */
.case-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
  margin-top: 24px;
}
.case-item {
  border: 1px solid rgba(10, 37, 64, .09);
  border-radius: 16px;
  overflow: hidden;
  background: #fff;
  height: 100%;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: transform .45s var(--ease-out), box-shadow .45s var(--ease-out), border-color .45s var(--ease-out);
}
.case-item:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(201, 169, 106, .45);
}
.case-no {
  position: absolute;
  top: 26px;
  right: 26px;
  font-family: "Noto Serif SC", serif;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .1em;
  color: rgba(10, 37, 64, .16);
  transition: color .4s var(--ease);
}
.case-item:hover .case-no { color: var(--gold-600); }

.case-head {
  padding: 32px 28px 26px;
  border-bottom: 1px solid rgba(10, 37, 64, .1);
  background: linear-gradient(180deg, #fbfcfe, #fff);
}
.case-head .case-tag { margin-bottom: 16px; }
.case-head h3 {
  font-size: 18px;
  line-height: 1.55;
  letter-spacing: .01em;
  color: var(--navy-900);
  padding-right: 34px;
}
/* 顶部标题统一占两行高度，保证并排卡片的正文起始线对齐 */
@media (min-width: 901px) {
  .case-head h3 { min-height: 3.1em; }
}
.case-body {
  padding: 26px 28px 28px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.case-body .cs-label {
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--gold-600);
  font-weight: 600;
  margin-bottom: 8px;
}
.cs-block + .cs-block { margin-top: 20px; }
.cs-block p:last-child { font-size: 13.8px; color: var(--ink-soft); line-height: 1.9; }
.case-result {
  margin-top: auto;
  padding-top: 22px;
  display: flex;
  flex-direction: column;
  gap: 0;
}
.case-result span {
  position: relative;
  padding: 10px 0 10px 18px;
  font-size: 13px;
  color: var(--navy-800);
  border-top: 1px solid rgba(10, 37, 64, .08);
  line-height: 1.6;
}
.case-result span::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.1em;
  width: 8px;
  height: 1px;
  background: var(--gold);
}

/* 客户见证 */
.quote-item {
  background: #fff;
  border: 1px solid rgba(10, 37, 64, .09);
  border-radius: 16px;
  padding: 40px 34px 32px;
  height: 100%;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: transform .45s var(--ease-out), box-shadow .45s var(--ease-out), border-color .45s var(--ease-out);
}
.quote-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(201, 169, 106, .45);
}
.quote-item .qm {
  font-family: Georgia, "Noto Serif SC", serif;
  font-size: 64px;
  line-height: .8;
  color: rgba(201, 169, 106, .35);
  margin-bottom: 18px;
  height: 34px;
}
.quote-item > p {
  font-size: 15px;
  line-height: 2;
  color: var(--navy-800);
  flex: 1;
  font-family: "Noto Serif SC", serif;
  letter-spacing: .01em;
}
.quote-who {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 28px;
  padding-top: 22px;
  border-top: 1px solid rgba(10, 37, 64, .09);
}
.quote-av {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: linear-gradient(150deg, #fdfaf3, #f2e7d0);
  border: 1px solid rgba(201, 169, 106, .35);
  color: var(--gold-600);
  font-family: "Noto Serif SC", serif;
  font-size: 16px;
  font-weight: 700;
  flex-shrink: 0;
}
.quote-who strong { display: block; font-size: 13.5px; color: var(--navy-900); letter-spacing: .02em; }
.quote-who small { display: block; font-size: 11.5px; color: var(--ink-mute); margin-top: 3px; letter-spacing: .06em; }

@media (max-width: 1100px) {
  .case-lead { padding: 40px 34px 36px; }
  .case-lead-head { grid-template-columns: 1fr; gap: 18px; }
  .case-lead-body { grid-template-columns: 1fr 1fr; gap: 32px; }
  .cl-col.is-res { grid-column: 1 / -1; border-left: 0; padding-left: 0; border-top: 1px solid rgba(10, 37, 64, .1); padding-top: 28px; }
}
@media (max-width: 900px) {
  .case-grid { grid-template-columns: 1fr; gap: 16px; }
  .case-lead-body { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .case-lead { padding: 30px 22px; border-radius: 14px; }
  .case-head { padding: 26px 22px 22px; }
  .case-body { padding: 22px 22px 24px; }
  .quote-item { padding: 30px 24px 26px; }
}

/* --------------------------------------------------------------------------
   17. 知识库（insight.html）
   -------------------------------------------------------------------------- */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  margin-bottom: 40px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--line);
}
.filter-chip {
  padding: 8px 18px;
  font-size: 13.5px;
  font-weight: 500;
  color: var(--ink-soft);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 999px;
  cursor: pointer;
  transition: all .28s var(--ease);
  font-family: inherit;
  letter-spacing: .03em;
}
.filter-chip:hover { border-color: var(--gold); color: var(--gold-600); }
.filter-chip.is-active {
  background: var(--navy-900);
  border-color: var(--navy-900);
  color: #fff;
}
.filter-count {
  margin-left: auto;
  font-size: 13px;
  color: var(--ink-mute);
  letter-spacing: .04em;
}
@media (max-width: 640px) { .filter-count { margin-left: 0; width: 100%; } }

.post-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  column-gap: 72px;
  border-top: 1px solid rgba(10, 37, 64, .12);
}

/* 头条文章 */
.post.featured {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 250px;
  column-gap: 72px;
  padding: 48px 0 46px;
  border-bottom: 1px solid rgba(10, 37, 64, .12);
  align-items: start;
  transition: opacity .3s linear;
}
.post.featured .post-lead .post-cat { margin-bottom: 20px; }
.post.featured h3 {
  font-size: clamp(24px, 2.5vw, 34px);
  line-height: 1.42;
  letter-spacing: -.01em;
  margin-bottom: 18px;
  text-wrap: balance;
}
.post.featured p {
  font-size: 15px;
  line-height: 2;
  color: var(--ink-soft);
  max-width: 56ch;
}
.post-side {
  border-left: 1px solid rgba(10, 37, 64, .12);
  padding-left: 36px;
  align-self: stretch;
  display: flex;
  flex-direction: column;
}
.post-facts { margin: 0; }
.post-facts div {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 0;
  border-bottom: 1px solid rgba(10, 37, 64, .08);
}
.post-facts dt {
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.post-facts dd {
  margin: 0;
  font-size: 13px;
  color: var(--navy-800);
  letter-spacing: .02em;
}
.post-side .read { margin-top: auto; padding-top: 20px; }

/* 索引文章行 */
.post {
  position: relative;
  display: grid;
  grid-template-columns: 1fr auto;
  column-gap: 24px;
  padding: 32px 0 30px;
  border-bottom: 1px solid rgba(10, 37, 64, .09);
  transition: opacity .3s linear;
}
.post.is-hidden { display: none; }
.post-no {
  position: absolute;
  left: 0;
  top: 34px;
  font-family: "Noto Serif SC", serif;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .1em;
  color: rgba(10, 37, 64, .2);
  transition: color .3s var(--ease);
}
.post-main { grid-column: 1; padding-left: 46px; }
.post:hover .post-no { color: var(--gold-600); }
.post h3 {
  font-size: 18.5px;
  line-height: 1.55;
  margin-bottom: 10px;
  letter-spacing: .01em;
  transition: color .25s var(--ease);
}
.post:hover h3 { color: var(--gold-600); }
.post p {
  font-size: 13.8px;
  color: var(--ink-soft);
  line-height: 1.9;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.post-meta {
  grid-column: 2;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  justify-content: space-between;
  gap: 12px;
  font-size: 12px;
  color: var(--ink-mute);
  padding-top: 2px;
  white-space: nowrap;
}
.post-cat {
  display: inline-block;
  font-size: 10.5px;
  letter-spacing: .14em;
  color: var(--gold-600);
  font-weight: 600;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.post-meta .read { display: inline-flex; align-items: center; gap: 6px; color: var(--gold-600); font-weight: 600; }
.post-meta .read svg { width: 13px; height: 13px; }
.post-side .read svg { width: 14px; height: 14px; }
.read { display: inline-flex; align-items: center; gap: 7px; color: var(--gold-600); font-weight: 600; font-size: 13px; letter-spacing: .02em; transition: gap .3s var(--ease); }
.read:hover { gap: 11px; }

.empty-tip {
  display: none;
  text-align: center;
  padding: 64px 20px;
  color: var(--ink-mute);
  font-size: 14.5px;
}
.empty-tip.is-visible { display: block; }

@media (max-width: 900px) {
  .post-grid { grid-template-columns: 1fr; column-gap: 0; }
  .post.featured { grid-template-columns: 1fr; row-gap: 24px; padding: 32px 0; }
  .post-side { border-left: 0; padding-left: 0; border-top: 1px solid rgba(10, 37, 64, .1); padding-top: 18px; }
  .post-side .read { margin-top: 16px; }
  .post { grid-template-columns: 1fr; row-gap: 10px; padding: 26px 0; }
  .post-main { padding-left: 0; }
  .post-no { position: static; display: block; margin-bottom: 8px; }
  .post-meta { flex-direction: row; align-items: center; justify-content: flex-start; gap: 18px; }
}

/* 问答手风琴 */
.faq-list { border-top: 1px solid var(--line); }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 22px 4px;
  background: none;
  border: 0;
  cursor: pointer;
  text-align: left;
  font-family: "Noto Serif SC", serif;
  font-size: 16px;
  font-weight: 600;
  color: var(--navy-900);
  letter-spacing: .02em;
  transition: color .25s var(--ease);
  line-height: 1.6;
}
.faq-q:hover { color: var(--gold-600); }
.faq-q .faq-icon {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 1px solid var(--line);
  display: grid;
  place-items: center;
  flex-shrink: 0;
  transition: transform .35s var(--ease), border-color .3s var(--ease), background .3s var(--ease);
}
.faq-q .faq-icon svg { width: 12px; height: 12px; color: var(--gold-600); }
.faq-item.is-open .faq-q { color: var(--gold-600); }
.faq-item.is-open .faq-icon {
  transform: rotate(45deg);
  border-color: var(--gold);
  background: var(--gold-50);
}
.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height .42s var(--ease);
}
.faq-a-inner {
  padding: 0 4px 24px;
  font-size: 14.5px;
  color: var(--ink-soft);
  line-height: 1.95;
  max-width: 78ch;
}
.faq-a-inner p + p { margin-top: 10px; }

/* --------------------------------------------------------------------------
   18. 联系我们
   -------------------------------------------------------------------------- */
.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.02fr);
  gap: 88px;
  align-items: stretch;
  counter-reset: info;
}
.contact-side {
  display: flex;
  flex-direction: column;
  gap: 22px;
}
.contact-side .map-slot { flex: 1; }
@media (max-width: 940px) {
  .contact-grid { grid-template-columns: 1fr; gap: 44px; }
  .contact-side .map-slot { min-height: 340px; }
}

/* 信息条目：编号 + 标签 + 大字号值 */
.info-block {
  counter-increment: info;
  position: relative;
  padding-top: 30px;
  border-top: 1px solid rgba(10, 37, 64, .12);
}
.info-block:first-child { padding-top: 0; border-top: 0; }
.info-block + .info-block { margin-top: 30px; }
.info-block h4 {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 11px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--gold-600);
  margin-bottom: 14px;
  font-family: inherit;
  font-weight: 700;
}
.info-block h4::before {
  content: counter(info, decimal-leading-zero);
  font-family: "Noto Serif SC", serif;
  font-size: 12px;
  letter-spacing: .06em;
  color: rgba(10, 37, 64, .28);
}
.info-block p, .info-block a { font-size: 15.5px; color: var(--navy-900); line-height: 1.9; }
.info-block a { transition: color .25s var(--ease); }
.info-block a:hover { color: var(--gold-600); }
.info-block .big-num {
  font-family: "Noto Serif SC", serif;
  font-size: 30px;
  font-weight: 700;
  color: var(--navy-900);
  letter-spacing: .01em;
  line-height: 1.3;
  display: inline-block;
  transition: color .25s var(--ease);
}
.info-block .big-num:hover { color: var(--gold-600); }
.info-block .sub { font-size: 13px; color: var(--ink-mute); margin-top: 8px; }

/* 企业微信卡片：深色底，形成视觉落点 */
.qr-card {
  display: flex;
  gap: 22px;
  align-items: center;
  padding: 26px;
  border: 0;
  border-radius: 16px;
  background: linear-gradient(150deg, var(--navy-900), var(--navy-800));
  margin-top: 34px;
  position: relative;
  overflow: hidden;
}
.qr-card::after {
  content: "";
  position: absolute;
  right: -50px;
  top: -50px;
  width: 150px;
  height: 150px;
  border-radius: 50%;
  border: 1px solid rgba(201, 169, 106, .2);
}
.qr-card img {
  width: 108px;
  height: 108px;
  border-radius: 8px;
  border: 4px solid rgba(255, 255, 255, .92);
  flex-shrink: 0;
  object-fit: contain;
  background: #fff;
  position: relative;
  z-index: 2;
}
.qr-card h4 { font-size: 16px; margin-bottom: 8px; color: #fff; position: relative; z-index: 2; }
.qr-card p { font-size: 13px; color: #9fb2c9; line-height: 1.85; position: relative; z-index: 2; }

.map-slot {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid rgba(10, 37, 64, .1);
  background:
    repeating-linear-gradient(0deg, #eef3f9 0 1px, transparent 1px 48px),
    repeating-linear-gradient(90deg, #eef3f9 0 1px, transparent 1px 48px),
    linear-gradient(160deg, #fbfdff, #f4f8fc);
  min-height: 420px;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 32px;
}
.map-slot .map-pin {
  width: 54px;
  height: 54px;
  margin: 0 auto 18px;
  border-radius: 50%;
  background: var(--navy-900);
  color: var(--gold);
  display: grid;
  place-items: center;
  box-shadow: 0 0 0 10px rgba(10, 37, 64, .06), 0 10px 24px rgba(10, 37, 64, .16);
}
.map-slot .map-pin svg { width: 24px; height: 24px; }
.map-slot h4 { font-size: 17px; margin-bottom: 8px; }
.map-slot p { font-size: 13.5px; color: var(--ink-mute); line-height: 1.8; max-width: 30em; margin: 0 auto; }
.map-slot .map-note {
  margin-top: 18px;
  font-size: 11px;
  letter-spacing: .12em;
  color: #9aa7b5;
  border: 1px dashed #ccd6e0;
  border-radius: 4px;
  padding: 6px 14px;
  display: inline-block;
}

@media (max-width: 560px) {
  .qr-card { flex-direction: column; align-items: flex-start; padding: 22px; }
  .info-block .big-num { font-size: 25px; }
}

/* --------------------------------------------------------------------------
   19. 页脚
   -------------------------------------------------------------------------- */
.site-footer {
  background: var(--navy-950);
  color: #93a7bd;
  padding: 72px 0 0;
  font-size: 14px;
  position: relative;
  overflow: hidden;
}
.site-footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(201, 169, 106, .5), transparent);
}
.footer-top {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
  gap: 48px;
  padding-bottom: 52px;
}
@media (max-width: 940px) {
  .footer-top { grid-template-columns: 1fr 1fr; gap: 36px; }
}
@media (max-width: 560px) {
  .footer-top { grid-template-columns: 1fr; gap: 32px; }
}

.footer-brand .brand { margin-bottom: 20px; }
.footer-brand .brand-cn { font-size: 15.5px; }
.footer-brand .brand-en { font-size: 9px; }
.footer-about {
  font-size: 13.5px;
  line-height: 1.95;
  color: #7f95ad;
  max-width: 34em;
}
.footer-col .footer-tel {
  display: block;
  font-family: "Noto Serif SC", serif;
  font-size: 19px;
  color: #fff;
  font-weight: 700;
  letter-spacing: .03em;
  margin-bottom: 14px;
}
.footer-col .footer-tel:hover { color: var(--gold-300); padding-left: 0; }

.footer-col h4 {
  font-size: 13px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: #fff;
  margin-bottom: 20px;
  font-family: inherit;
  font-weight: 700;
}
.footer-col ul { display: grid; gap: 12px; }
.footer-col a {
  font-size: 13.5px;
  color: #7f95ad;
  transition: color .25s var(--ease), padding-left .25s var(--ease);
  display: inline-block;
}
.footer-col a:hover { color: var(--gold-300); padding-left: 4px; }
.footer-col p { font-size: 13.5px; line-height: 1.95; color: #7f95ad; }

.footer-qr {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  margin-top: 6px;
}
.footer-qr img {
  width: 104px;
  height: 104px;
  border-radius: 8px;
  border: 4px solid rgba(255, 255, 255, .92);
  background: #fff;
  object-fit: contain;
}
.footer-qr small { font-size: 11.5px; color: #7f95ad; letter-spacing: .06em; }

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, .08);
  padding: 24px 0 28px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
  align-items: center;
  justify-content: space-between;
  font-size: 12.5px;
  color: #64798f;
}
.footer-bottom a:hover { color: var(--gold-300); }
.footer-bottom .fb-links { display: flex; flex-wrap: wrap; gap: 18px; }
.footer-bottom .fb-links a { color: #64798f; }

/* --------------------------------------------------------------------------
   20. 悬浮联系组件
   -------------------------------------------------------------------------- */
.float-dock {
  position: fixed;
  right: 20px;
  bottom: 84px;
  z-index: 90;
  display: grid;
  gap: 10px;
}
.float-btn {
  position: relative;
  width: 50px;
  height: 50px;
  border-radius: 10px;
  background: var(--navy-900);
  color: var(--gold-300);
  display: grid;
  place-items: center;
  box-shadow: 0 8px 24px rgba(6, 22, 36, .26);
  border: 1px solid rgba(201, 169, 106, .28);
  transition: transform .3s var(--ease), background .3s var(--ease), color .3s var(--ease);
  cursor: pointer;
  padding: 0;
}
.float-btn svg { width: 21px; height: 21px; }
.float-btn:hover {
  transform: translateY(-3px);
  background: var(--gold);
  color: var(--navy-900);
  border-color: var(--gold);
}
.float-tip {
  position: absolute;
  right: calc(100% + 12px);
  top: 50%;
  transform: translateY(-50%) translateX(6px);
  background: var(--navy-900);
  color: #fff;
  font-size: 12.5px;
  padding: 7px 13px;
  border-radius: 6px;
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: all .28s var(--ease);
  pointer-events: none;
  letter-spacing: .04em;
  box-shadow: 0 6px 20px rgba(6, 22, 36, .3);
}
.float-tip::after {
  content: "";
  position: absolute;
  left: 100%;
  top: 50%;
  transform: translateY(-50%);
  border: 5px solid transparent;
  border-left-color: var(--navy-900);
}
.float-btn:hover .float-tip { opacity: 1; visibility: visible; transform: translateY(-50%) translateX(0); }

/* 二维码浮层 */
.qr-pop {
  position: fixed;
  right: 84px;
  bottom: 84px;
  z-index: 91;
  background: #fff;
  border-radius: 12px;
  padding: 12px;
  box-shadow: 0 20px 56px rgba(6, 22, 36, .3);
  text-align: center;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px) scale(.96);
  transition: all .3s var(--ease);
  border: 1px solid var(--line);
}
.qr-pop.is-open { opacity: 1; visibility: visible; transform: translateY(0) scale(1); }
/* 二维码展开时收起该按钮的 hover 文字，避免压在图上看不清 */
.float-btn.is-on .float-tip { opacity: 0 !important; visibility: hidden !important; }
.qr-pop img { width: 148px; height: 148px; margin: 0; object-fit: contain; display: block; }

.back-top {
  position: fixed;
  right: 20px;
  bottom: 22px;
  z-index: 90;
  width: 50px;
  height: 50px;
  border-radius: 10px;
  background: #fff;
  color: var(--navy-900);
  border: 1px solid var(--line);
  display: grid;
  place-items: center;
  box-shadow: var(--shadow-md);
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all .32s var(--ease);
  padding: 0;
}
.back-top.is-visible { opacity: 1; visibility: visible; transform: translateY(0); }
.back-top:hover { background: var(--navy-900); color: var(--gold-300); border-color: var(--navy-900); }
.back-top svg { width: 20px; height: 20px; }

/* 移动端：悬浮按钮改为底部横向操作栏，避免竖向遮挡正文 */
.dock-label { display: none; }

@media (max-width: 768px) {
  .float-dock {
    right: auto;
    left: 50%;
    bottom: 12px;
    transform: translateX(-50%);
    display: flex;
    width: max-content;
    max-width: calc(100vw - 20px);
    gap: 2px;
    padding: 5px;
    background: rgba(10, 37, 64, .94);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(201, 169, 106, .24);
    border-radius: 14px;
    box-shadow: 0 14px 40px rgba(6, 22, 36, .38);
    z-index: 92;
  }
  .float-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: auto;
    height: 44px;
    padding: 0 18px;
    white-space: nowrap;
    flex-shrink: 0;
    border: 0;
    border-radius: 10px;
    background: transparent;
    box-shadow: none;
    color: #e6eef8;
    flex-direction: row;
    gap: 7px;
  }
  .float-btn svg { width: 17px; height: 17px; color: var(--gold-300); }
  .float-btn:hover,
  .float-btn:active { background: rgba(201, 169, 106, .16); color: #fff; transform: none; }
  .float-tip { display: none; }
  .dock-label {
    display: inline;
    white-space: nowrap;
    font-style: normal;
    font-size: 13.5px;
    letter-spacing: .05em;
    font-weight: 500;
  }

  .qr-pop { right: 12px; left: auto; bottom: 72px; }
  .back-top { right: 12px; bottom: 72px; width: 42px; height: 42px; border-radius: 10px; }
}

@media (max-width: 380px) {
  .float-btn { padding: 0 11px; gap: 5px; }
  .dock-label { font-size: 12.5px; }
}

/* --------------------------------------------------------------------------
   21. 滚动入场动效
   -------------------------------------------------------------------------- */
.js .reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity .8s var(--ease), transform .8s var(--ease);
  will-change: opacity, transform;
}
.js .reveal.is-in { opacity: 1; transform: none; }
.js .reveal[data-delay="1"] { transition-delay: .08s; }
.js .reveal[data-delay="2"] { transition-delay: .16s; }
.js .reveal[data-delay="3"] { transition-delay: .24s; }
.js .reveal[data-delay="4"] { transition-delay: .32s; }
.js .reveal[data-delay="5"] { transition-delay: .40s; }

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

/* --------------------------------------------------------------------------
   22. 打印
   -------------------------------------------------------------------------- */
@media print {
  .site-header, .float-dock, .back-top, .qr-pop, .nav-mask, .cta-band, .site-footer { display: none !important; }
  .page-hero, .section-dark { background: #fff !important; color: #000 !important; }
  .page-hero h1, .section-dark h2, .section-dark h3 { color: #000 !important; }
  body { font-size: 12pt; }
  .section { padding: 20px 0; }
}

/* --------------------------------------------------------------------------
   23. 通用小组件（卡片标签 / 关于页版式）
   -------------------------------------------------------------------------- */
.card-tag {
  display: inline-block;
  font-size: 10.5px;
  letter-spacing: .24em;
  text-transform: uppercase;
  color: var(--gold-600);
  font-weight: 600;
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(201, 169, 106, .3);
}

/* 关于页：首段左右分栏，左标题吸顶 */
.about-lead {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  column-gap: 80px;
  align-items: start;
}
.about-lead-title {
  position: sticky;
  top: calc(var(--header-h) + 48px);
}
.about-sig {
  margin-top: 40px;
  padding-top: 22px;
  border-top: 1px solid rgba(10, 37, 64, .12);
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}
.about-sig span {
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--navy-700);
}
.about-sig i {
  font-style: normal;
  font-size: 10.5px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.about-lead-body { max-width: 62ch; }
.about-lead-body p:first-child {
  font-size: 18px;
  line-height: 1.95;
  color: var(--navy-800);
}

.about-cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
  margin-top: 96px;
}

@media (max-width: 900px) {
  .about-lead {
    grid-template-columns: 1fr;
    row-gap: 36px;
  }
  .about-lead-title { position: static; }
  .about-sig { margin-top: 26px; }
  .about-cards { grid-template-columns: 1fr; gap: 18px; margin-top: 52px; }
}
@media (min-width: 601px) and (max-width: 900px) {
  .about-cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .about-cards .card:last-child { grid-column: 1 / -1; }
}

/* --------------------------------------------------------------------------
   24. 数据带（首页背书区）
   -------------------------------------------------------------------------- */
.figures {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: 74px;
  border-top: 1px solid rgba(10, 37, 64, .12);
  border-bottom: 1px solid rgba(10, 37, 64, .12);
}
.figure {
  padding: 44px 34px 42px;
  position: relative;
}
.figure + .figure { border-left: 1px solid rgba(10, 37, 64, .09); }
.figure:first-child { padding-left: 0; }
.figure b {
  display: block;
  font-family: "Noto Serif SC", serif;
  font-size: clamp(38px, 4.4vw, 58px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -.02em;
  color: var(--navy-900);
}
.figure b i {
  font-style: normal;
  font-size: .4em;
  letter-spacing: 0;
  color: var(--gold-600);
  margin-left: 5px;
}
.figure span {
  display: block;
  margin-top: 18px;
  font-size: 12.5px;
  letter-spacing: .12em;
  color: var(--ink-mute);
}
.trust-3 { margin-top: 74px; }

@media (max-width: 900px) {
  .figures { grid-template-columns: repeat(2, minmax(0, 1fr)); margin-top: 48px; }
  .figure { padding: 28px 20px; }
  .figure:first-child { padding-left: 0; }
  .figure:nth-child(3) { border-left: 0; padding-left: 0; }
  .figure:nth-child(n+3) { border-top: 1px solid rgba(10, 37, 64, .09); }
  .figure span { font-size: 11.5px; margin-top: 12px; }
  .trust-3 { margin-top: 48px; }
}

/* --------------------------------------------------------------------------
   25. 移动端收口修正
   —— 必须放在文件末尾：基础网格规则在后面，靠前的小屏媒体查询会被覆盖
   -------------------------------------------------------------------------- */
.sec-title .accent,
.page-hero .accent { display: inline-block; }

@media (max-width: 900px) {
  .sec-head {
    display: block;
    padding-bottom: 30px;
  }
  .sec-head .eyebrow { margin-bottom: 18px; }
  .sec-head .sec-desc {
    grid-column: auto;
    margin-top: 20px;
    max-width: none;
    text-align: left;
  }
  .sec-head.center .sec-desc { text-align: center; }
}

@media (max-width: 560px) {
  .sec-head .sec-title { font-size: 27px; line-height: 1.42; }
  .sec-desc { font-size: 15.5px; line-height: 1.95; }
}

/* 联系页：位置卡片（替代 iframe 占位说明） */
.map-slot .map-card {
  position: relative;
  z-index: 2;
  background: rgba(255, 255, 255, .88);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(10, 37, 64, .07);
  border-radius: 14px;
  padding: 34px 40px 32px;
  box-shadow: 0 18px 46px rgba(10, 37, 64, .07);
}
.map-slot .map-road {
  position: absolute;
  left: -12%;
  right: -12%;
  height: 12px;
  background: linear-gradient(90deg, transparent, rgba(10, 37, 64, .07) 18%, rgba(10, 37, 64, .07) 82%, transparent);
  pointer-events: none;
}
.map-slot .map-road.rd1 { top: 24%; transform: rotate(-7deg); }
.map-slot .map-road.rd2 { top: 62%; height: 20px; transform: rotate(5deg); opacity: .75; }
.map-slot .map-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-top: 20px;
  font-size: 13.5px;
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--gold-600);
}
.map-slot .map-link svg { width: 15px; height: 15px; transition: transform .3s var(--ease); }
.map-slot .map-link:hover svg { transform: translateX(4px); }
@media (max-width: 560px) {
  .map-slot { min-height: 320px; padding: 20px; }
  .map-slot .map-card { padding: 26px 22px 24px; }
}

/* 居中章节的说明文字限制行宽，避免在大屏上撑满一行影响阅读 */
.sec-head.center .sec-desc {
  max-width: 36em;
  margin-left: auto;
  margin-right: auto;
}

/* --------------------------------------------------------------------------
   26. 头部改为白底 + 首页开屏配图
   -------------------------------------------------------------------------- */
.site-header {
  background: rgba(255, 255, 255, .94);
  border-bottom: 1px solid rgba(10, 37, 64, .1);
}
.site-header.is-scrolled {
  background: rgba(255, 255, 255, .99);
  box-shadow: 0 14px 36px -22px rgba(18, 41, 76, .34);
  border-bottom-color: rgba(201, 169, 106, .34);
}
/* LOGO 底色随白底调整：深蓝方块 + 白色字形（与集团站一致） */
.site-header .logo-mark { color: #1a365d; }
.site-header .logo-mark .logo-glyph { fill: #fff; stroke: #fff; }
.site-header .brand-cn { color: var(--navy-900); }
.site-header .brand-en { color: var(--gold-600); }
.site-header .nav-link { color: rgba(10, 37, 64, .72); }
.site-header .nav-link:hover,
.site-header .nav-link.is-active { color: var(--navy-900); }
.site-header .nav-toggle { border-color: rgba(10, 37, 64, .16); }
.site-header .nav-toggle span { background: var(--navy-900); }

/* 移动端抽屉仍是深色面板，内部文字恢复为浅色 */
@media (max-width: 940px) {
  .site-header .nav-links { background: var(--navy-900); }
  .site-header .nav-links .nav-link {
    color: rgba(255, 255, 255, .82);
    border-bottom: 1px solid rgba(255, 255, 255, .08);
  }
  .site-header .nav-links .nav-link:hover { color: #fff; }
  .site-header .nav-links .nav-link.is-active { color: var(--gold-300); }
}

/* 英文名一行显示，过长时用更紧的字距而不是换行 */
.brand-en {
  white-space: nowrap;
  letter-spacing: .075em;
  font-size: 8.2px;
}

/* 首页开屏右侧配图 */
.hero-media {
  position: relative;
  width: 100%;
  max-width: 528px;
  justify-self: end;
  align-self: center;
}
.hero-fig {
  position: relative;
  margin: 0;
  padding: 8px;
  aspect-ratio: 4 / 3;
  border: 1px solid rgba(201, 169, 106, .38);
  background: rgba(255, 255, 255, .04);
  box-shadow: 0 44px 86px -44px rgba(0, 0, 0, .85);
}
/* 错位第二层描边，做出前后景层次 */
.hero-fig::before {
  content: "";
  position: absolute;
  left: 14px;
  right: -14px;
  top: -14px;
  bottom: 14px;
  border: 1px solid rgba(201, 169, 106, .22);
  pointer-events: none;
}
.hero-fig img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: 50% 54%;
}
/* 底部渐隐，压住说明文字 */
.hero-fig::after {
  content: "";
  position: absolute;
  z-index: 2;
  left: 8px;
  right: 8px;
  bottom: 8px;
  height: 44%;
  background: linear-gradient(to top, rgba(6, 13, 26, .88) 0%, rgba(6, 13, 26, .34) 46%, rgba(6, 13, 26, 0) 100%);
  pointer-events: none;
}
.hero-fig-cap {
  position: absolute;
  z-index: 3;
  left: 24px;
  right: 24px;
  bottom: 20px;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 12px;
}
.hero-fig-cap .cn {
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: .16em;
  color: #fff;
  text-shadow: 0 1px 10px rgba(0, 0, 0, .5);
}
.hero-fig-cap .en {
  font-size: 9.5px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, .66);
  white-space: nowrap;
  text-shadow: 0 1px 10px rgba(0, 0, 0, .5);
}
.hero-fig-tag {
  position: absolute;
  z-index: 2;
  right: -26px;
  top: 50%;
  transform: translateY(-50%);
  writing-mode: vertical-rl;
  font-size: 9.5px;
  letter-spacing: .3em;
  color: rgba(255, 255, 255, .3);
  white-space: nowrap;
}

@media (max-width: 1080px) {
  .hero-media {
    max-width: none;
    justify-self: stretch;
    margin-top: 40px;
  }
  .hero-fig { aspect-ratio: 16 / 10; }
  .hero-fig-tag { display: none; }
}
@media (max-width: 640px) {
  .hero-media { margin-top: 28px; }
  .hero-fig { padding: 6px; }
  .hero-fig::before { display: none; }
  .hero-fig-cap { left: 18px; right: 18px; bottom: 16px; }
  .hero-fig-cap .cn { font-size: 11.5px; letter-spacing: .13em; }
  .hero-fig-cap .en { font-size: 8.5px; letter-spacing: .12em; }
}

/* 开屏左右比例微调：让配图更有分量 */
.hero-inner { grid-template-columns: minmax(0, 1.04fr) minmax(0, .96fr); }
.hero-media { max-width: 552px; }
.hero-ribbon i { color: rgba(255, 255, 255, .52); }

/* --------------------------------------------------------------------------
   27. 栅格工具类（原 Tailwind CDN 的等价实现，去除外网依赖）
   —— 类名与 Tailwind 一致，数值按默认间距体系（1rem = 16px）
   -------------------------------------------------------------------------- */
.grid { display: grid; }
.nowrap { white-space: nowrap; }
.grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
.gap-6 { gap: 1.5rem; }
.gap-8 { gap: 2rem; }
.gap-12 { gap: 3rem; }
.mt-10 { margin-top: 2.5rem; }
.mt-14 { margin-top: 3.5rem; }
.hidden { display: none; }

@media (min-width: 768px) {
  .md\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .md\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (min-width: 1024px) {
  .lg\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .lg\:grid-cols-12 { grid-template-columns: repeat(12, minmax(0, 1fr)); }
  .lg\:col-span-3 { grid-column: span 3 / span 3; }
  .lg\:col-span-4 { grid-column: span 4 / span 4; }
  .lg\:col-span-8 { grid-column: span 8 / span 8; }
  .lg\:col-span-9 { grid-column: span 9 / span 9; }
  .lg\:block { display: block; }
}

/* --------------------------------------------------------------------------
   28. 知识库文章页（article/*.html）
   —— GEO 取向：正文是唯一主角，标题层级、要点框、目录、FAQ 都为「可被切分引用」服务
   -------------------------------------------------------------------------- */
.art-hero {
  padding: calc(var(--header-h) + 54px) 0 44px;
  background: linear-gradient(180deg, var(--navy-50) 0%, #fff 100%);
  border-bottom: 1px solid var(--line);
}
.crumb {
  display: flex;
  align-items: center;
  gap: 9px;
  font-size: 12.5px;
  color: var(--ink-mute);
  letter-spacing: .02em;
  margin-bottom: 26px;
}
.crumb a { color: var(--ink-soft); text-decoration: none; border-bottom: 1px solid transparent; }
.crumb a:hover { color: var(--gold-600); border-bottom-color: var(--gold); }
.crumb span { color: #c3ccd8; }
.crumb em { font-style: normal; color: var(--gold-600); }

.art-head { max-width: 860px; }
.art-head .post-cat {
  display: inline-block;
  font-size: 11.5px;
  letter-spacing: .14em;
  color: var(--gold-600);
  border: 1px solid rgba(201, 169, 106, .5);
  border-radius: 999px;
  padding: 5px 13px;
  margin-bottom: 20px;
}
.art-head h1 {
  font-family: "Noto Serif SC", serif;
  font-size: clamp(27px, 3.6vw, 46px);
  line-height: 1.35;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--navy-900);
  text-wrap: balance;
}
.art-dek {
  margin-top: 22px;
  font-size: 16.5px;
  line-height: 1.95;
  color: var(--ink-soft);
  max-width: 44em;
}
.art-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 34px;
  margin-top: 30px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
  font-size: 12.5px;
  color: var(--ink-mute);
}
.art-meta div { display: flex; gap: 8px; align-items: baseline; }
.art-meta dt { letter-spacing: .08em; color: #98a3b0; }
.art-meta dd { color: var(--ink-soft); }
.art-meta time { font-variant-numeric: tabular-nums; }

/* 正文 + 侧栏目录 */
.art-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 288px;
  gap: 76px;
  align-items: start;
}
.art-main { max-width: 760px; min-width: 0; }

/* 本文要点 */
.art-key {
  background: var(--navy-50);
  border: 1px solid var(--line);
  border-left: 3px solid var(--gold);
  border-radius: 0 10px 10px 0;
  padding: 26px 30px 28px;
  margin-bottom: 46px;
}
.art-key h2 {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .18em;
  color: var(--gold-600);
  margin: 0 0 14px;
}
.art-key ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 11px; }
.art-key li {
  position: relative;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink);
}
.art-key li::before {
  content: "";
  position: absolute;
  left: 0; top: .72em;
  width: 7px; height: 1px;
  background: var(--gold);
}

/* 正文排版 */
.art-body-txt { font-size: 16.5px; line-height: 2; color: var(--ink); }
.art-body-txt > * + * { margin-top: 22px; }
.art-body-txt h2 {
  font-family: "Noto Serif SC", serif;
  font-size: clamp(21px, 2.2vw, 27px);
  line-height: 1.5;
  font-weight: 700;
  color: var(--navy-900);
  margin-top: 58px;
  padding-top: 26px;
  border-top: 1px solid var(--line);
  scroll-margin-top: calc(var(--header-h) + 24px);
}
.art-body-txt h2:first-child { margin-top: 0; padding-top: 0; border-top: 0; }
.art-body-txt h2 .h2num {
  display: block;
  font-family: "Noto Sans SC", sans-serif;
  font-size: 11.5px;
  letter-spacing: .2em;
  color: var(--gold-600);
  font-weight: 600;
  margin-bottom: 10px;
}
.art-body-txt h3 {
  font-size: 17.5px;
  font-weight: 700;
  color: var(--navy-800);
  margin-top: 34px;
  line-height: 1.6;
}
.art-body-txt p { color: var(--ink); }
.art-body-txt strong { color: var(--navy-900); font-weight: 600; }
.art-body-txt a { color: var(--navy-800); text-decoration: none; border-bottom: 1px solid var(--gold); }
.art-body-txt a:hover { color: var(--gold-600); }
/* 注意：列表容器不能用 display:grid —— grid 项会丢失项目符号 */
.art-body-txt ul, .art-body-txt ol { padding-left: 1.45em; }
.art-body-txt li { line-height: 1.95; }
.art-body-txt li + li { margin-top: 10px; }
.art-body-txt li::marker { color: var(--gold); }
.art-body-txt ol { list-style: decimal; }
.art-body-txt ul { list-style: disc; }

/* 提示框 / 引用 */
.art-note {
  background: var(--gold-50);
  border-left: 3px solid var(--gold);
  padding: 20px 24px;
  font-size: 15px;
  line-height: 1.9;
  color: #5a4a2c;
  border-radius: 0 8px 8px 0;
}
.art-note b { color: #8a6d33; }
.art-quote {
  margin: 30px 0;
  padding: 4px 0 4px 26px;
  border-left: 2px solid var(--line);
  font-family: "Noto Serif SC", serif;
  font-size: 18px;
  line-height: 1.85;
  color: var(--navy-800);
}
.art-quote footer { margin-top: 10px; font-family: "Noto Sans SC", sans-serif; font-size: 12.5px; color: var(--ink-mute); }

/* 表格 */
.art-table-wrap { overflow-x: auto; margin: 28px 0; border: 1px solid var(--line); border-radius: 10px; }
.art-table { width: 100%; border-collapse: collapse; font-size: 14.5px; min-width: 560px; }
.art-table th, .art-table td {
  padding: 13px 16px;
  text-align: left;
  border-bottom: 1px solid var(--line);
  line-height: 1.75;
  vertical-align: top;
}
.art-table th {
  background: var(--navy-50);
  font-weight: 600;
  color: var(--navy-900);
  font-size: 13.5px;
  letter-spacing: .03em;
  white-space: nowrap;
}
.art-table tr:last-child td { border-bottom: 0; }
.art-table td:first-child { color: var(--navy-800); font-weight: 500; }

/* 文章内 FAQ */
.art-faq { margin-top: 62px; padding-top: 30px; border-top: 1px solid var(--line); }
.art-faq > h2 {
  font-family: "Noto Serif SC", serif;
  font-size: clamp(21px, 2.2vw, 26px);
  color: var(--navy-900);
  margin-bottom: 24px;
}
.art-faq details {
  border-bottom: 1px solid var(--line);
  padding: 18px 0;
}
.art-faq summary {
  cursor: pointer;
  font-size: 16px;
  font-weight: 600;
  color: var(--navy-900);
  list-style: none;
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: flex-start;
}
.art-faq summary::-webkit-details-marker { display: none; }
.art-faq summary::after {
  content: "+";
  font-size: 19px;
  color: var(--gold-600);
  line-height: 1;
  flex: 0 0 auto;
  transition: transform .25s var(--ease);
}
.art-faq details[open] summary::after { content: "−"; }
.art-faq .ans { margin-top: 14px; font-size: 15.5px; line-height: 1.95; color: var(--ink-soft); }

/* 作者条 */
.art-author {
  margin-top: 54px;
  padding: 24px 26px;
  background: var(--navy-50);
  border-radius: 10px;
  display: flex;
  gap: 18px;
  align-items: flex-start;
}
.art-author .aa-mark {
  flex: 0 0 auto;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--navy-900);
  color: var(--gold-300);
  display: grid;
  place-items: center;
  font-family: "Noto Serif SC", serif;
  font-size: 16px;
}
.art-author h4 { font-size: 14.5px; font-weight: 700; color: var(--navy-900); }
.art-author p { margin-top: 7px; font-size: 13.5px; line-height: 1.85; color: var(--ink-soft); }

/* 侧栏 */
.art-aside { position: sticky; top: calc(var(--header-h) + 30px); display: grid; gap: 22px; }
.art-toc {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 22px 22px 18px;
}
.art-toc p {
  font-size: 11.5px;
  letter-spacing: .18em;
  color: var(--gold-600);
  font-weight: 700;
  margin-bottom: 14px;
}
.art-toc ol { list-style: none; margin: 0; padding: 0; counter-reset: toc; display: grid; gap: 9px; }
.art-toc li { counter-increment: toc; }
.art-toc a {
  display: block;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--ink-soft);
  text-decoration: none;
  padding-left: 22px;
  position: relative;
  border-left: 1px solid var(--line);
  padding-top: 2px; padding-bottom: 2px;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}
.art-toc a::before {
  content: counter(toc, decimal-leading-zero);
  position: absolute;
  left: 8px;
  font-size: 10.5px;
  color: #b6c0cc;
  letter-spacing: .04em;
}
.art-toc a:hover { color: var(--navy-900); border-left-color: var(--gold); }
.art-toc a.is-cur { color: var(--navy-900); border-left-color: var(--gold); font-weight: 600; }

.art-side-card {
  background: var(--navy-900);
  border-radius: 10px;
  padding: 24px 22px;
  color: #fff;
}
.art-side-card p { font-size: 13.5px; line-height: 1.85; color: #a9bbd1; }
.art-side-card a {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-top: 16px;
  font-size: 13.5px;
  color: var(--gold-300);
  text-decoration: none;
  border-bottom: 1px solid rgba(201, 169, 106, .5);
  padding-bottom: 2px;
}
.art-side-card a:hover { color: #fff; }

/* 相关阅读 */
.rel-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 26px;
  margin-top: 34px;
}
.rel-card {
  display: block;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 24px 24px 26px;
  text-decoration: none;
  background: #fff;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s var(--ease);
}
.rel-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); border-color: rgba(201, 169, 106, .55); }
.rel-card span { font-size: 11.5px; letter-spacing: .1em; color: var(--gold-600); }
.rel-card h3 {
  margin-top: 10px;
  font-size: 16px;
  line-height: 1.6;
  font-weight: 600;
  color: var(--navy-900);
}
.rel-card p { margin-top: 10px; font-size: 13.5px; line-height: 1.8; color: var(--ink-mute); }

@media (max-width: 1080px) {
  .art-grid { grid-template-columns: minmax(0, 1fr) 244px; gap: 48px; }
}
@media (max-width: 980px) {
  .art-grid { grid-template-columns: minmax(0, 1fr); gap: 0; }
  .art-aside { display: none; }
  .art-main { max-width: none; min-width: 0; }
  .art-hero { padding: calc(var(--header-h) + 34px) 0 34px; }
  .art-meta { gap: 8px 22px; font-size: 12px; }
  .rel-grid { grid-template-columns: 1fr; gap: 16px; }
  .art-body-txt { font-size: 16px; line-height: 1.95; }
  .art-body-txt h2 { margin-top: 44px; }
  .art-key { padding: 22px 22px 24px; margin-bottom: 36px; }
  .art-key li { font-size: 14.5px; }
  .art-table { min-width: 520px; font-size: 13.5px; }
  .art-faq summary { font-size: 15px; }
}

/* 知识库列表卡片改为链接后的补充（a.post 继承 .post 的栅格与 hover） */
a.post { color: inherit; text-decoration: none; }
a.post:focus-visible { outline: 2px solid var(--gold); outline-offset: 6px; border-radius: 4px; }

/* --------------------------------------------------------------------------
   29. 法规依据 / 引用本文 / 栏目页问答
   —— 都是给「被引用」服务：出处可核查、引用格式可直接复制、问答可整段抽取
   -------------------------------------------------------------------------- */
.art-refs {
  margin-top: 48px;
  padding-top: 26px;
  border-top: 1px solid var(--line);
}
.art-refs > h2 {
  font-family: "Noto Sans SC", sans-serif;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .18em;
  color: var(--gold-600);
  margin-bottom: 16px;
}
.art-refs ol {
  list-style: none;
  counter-reset: ref;
  margin: 0;
  padding: 0;
}
.art-refs li {
  counter-increment: ref;
  position: relative;
  padding-left: 30px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--ink-soft);
}
.art-refs li + li { margin-top: 9px; }
.art-refs li::before {
  content: "[" counter(ref) "]";
  position: absolute;
  left: 0;
  top: 0;
  font-size: 12px;
  color: #b6c0cc;
  font-variant-numeric: tabular-nums;
}
.art-refs-note {
  margin-top: 14px;
  font-size: 12.5px;
  line-height: 1.8;
  color: var(--ink-mute);
}

.art-cite {
  margin-top: 20px;
  padding: 20px 24px;
  border: 1px dashed rgba(10, 37, 64, .16);
  border-radius: 10px;
  background: #fbfcfd;
  display: grid;
  gap: 10px;
  justify-items: start;
}
.art-cite .ac-label {
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--gold-600);
  font-weight: 700;
}
.art-cite .ac-text {
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--ink-soft);
  word-break: break-all;
}
.art-cite .ac-btn {
  font-family: inherit;
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--navy-800);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 7px 16px;
  cursor: pointer;
  transition: color .2s var(--ease), border-color .2s var(--ease), background .2s var(--ease);
}
.art-cite .ac-btn:hover { border-color: var(--gold); color: var(--gold-600); }
.art-cite .ac-btn.is-done {
  color: #1c7a4a;
  border-color: rgba(28, 122, 74, .4);
  background: rgba(28, 122, 74, .06);
}

/* 栏目页常见问题 */
.faq-list {
  margin-top: 38px;
  max-width: 900px;
  border-top: 1px solid var(--line);
}
.faq-list details {
  border-bottom: 1px solid var(--line);
  padding: 20px 0;
}
.faq-list summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  font-size: 16.5px;
  font-weight: 600;
  line-height: 1.65;
  color: var(--navy-900);
  letter-spacing: .01em;
}
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after {
  content: "+";
  flex: 0 0 auto;
  font-size: 20px;
  font-weight: 400;
  line-height: 1.1;
  color: var(--gold-600);
  transition: transform .25s var(--ease);
}
.faq-list details[open] summary::after { content: "−"; }
.faq-list summary:hover { color: var(--gold-600); }
.faq-list .faq-a {
  margin-top: 12px;
  font-size: 15px;
  line-height: 1.95;
  color: var(--ink-soft);
  max-width: 46em;
  /* 覆盖首页折叠组件的收起规则：本区块用原生 details，不需要 max-height 动画 */
  max-height: none;
  overflow: visible;
}

@media (max-width: 980px) {
  .faq-list { margin-top: 28px; }
  .faq-list summary { font-size: 15.5px; gap: 16px; }
  .faq-list .faq-a { font-size: 14.5px; }
  .art-cite { padding: 18px 18px; }
}