/* ==========================================================================
   米其轩茶歇 · 视觉系统
   风格：编辑式极简（Editorial Minimal）· 奶油纸张 + 墨蓝
   原则：负空间优先、衬线大字、细线分隔、编号系统、克制动效
   ========================================================================== */

/* ---------- 设计变量 ---------- */
:root {
  /* 纸面 */
  --paper: #f7f3ec;
  --paper-2: #fbf8f3;
  --paper-3: #f1ebe0;
  --paper-4: #eae2d3;

  /* 墨色 */
  --ink: #1a2246;
  --ink-2: #333a5c;
  --muted: #5c6180;
  --muted-2: #8d90a6;

  /* 深色区块 */
  --deep: #16285a;
  --deep-2: #101a3d;
  --deep-text: #f4efe2;
  --deep-muted: #a6adc9;

  /* 点缀（全站统一墨蓝体系） */
  --accent: #24418f;
  --accent-2: #1a2f6b;
  --accent-soft: rgba(36, 65, 143, .10);

  /* 线 */
  --line: rgba(26, 34, 70, .14);
  --line-2: rgba(26, 34, 70, .07);
  --line-deep: rgba(244, 239, 226, .16);

  /* 尺寸 */
  --wrap: 1240px;
  --wrap-narrow: 820px;
  --radius: 3px;
  --radius-lg: 6px;

  /* 字体：对标一线企业官网的系统字体栈（零网络请求、无 FOUT/字体闪烁）
     拉丁字形由各平台系统 UI 字体渲染，中文按字符回退到同平台黑体；
     不加载中文 Web Font（体积大、易闪烁、且本站禁止外部资源），全平台都有可用字形。
     覆盖：macOS/iOS = SF Pro + 苹方；Windows = Segoe UI + 微软雅黑；
           鸿蒙 = HarmonyOS Sans；Android = Roboto + Noto Sans CJK；Linux = Noto / 文泉驿 */
  --sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI Variable Text",
          "Segoe UI", "SF Pro Text", Roboto, "Helvetica Neue", Arial,
          "PingFang SC", "HarmonyOS Sans SC", "Hiragino Sans GB",
          "Microsoft YaHei UI", "Microsoft YaHei", "Source Han Sans SC",
          "Noto Sans CJK SC", "Noto Sans SC", "WenQuanYi Micro Hei",
          "Apple Color Emoji", "Segoe UI Emoji", sans-serif;
  /* 衬线只用于拉丁字母与数字（栏目标签、编号、图注）；中文一律走系统黑体，
     避免 Windows 回退到点阵宋体导致发虚，也保证各平台标题观感一致 */
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua",
           Georgia, "Times New Roman",
           "PingFang SC", "HarmonyOS Sans SC", "Hiragino Sans GB",
           "Microsoft YaHei UI", "Microsoft YaHei", "Source Han Sans SC",
           "Noto Sans CJK SC", "Noto Sans SC", "WenQuanYi Micro Hei",
           "Apple Color Emoji", "Segoe UI Emoji", sans-serif;

  --shadow-sm: 0 1px 2px rgba(26, 34, 70, .04);
  --shadow: 0 10px 30px -18px rgba(26, 34, 70, .28);
  --shadow-lg: 0 24px 60px -30px rgba(26, 34, 70, .34);

  /* 深底高光（雾蓝，替代旧金色，仅深底/装饰用，不用于浅底小字） */
  --gold: #8fa3cf;
  --gold-light: #b6c4e4;

  --ease: cubic-bezier(.22, .68, .28, 1);
}

/* ---------- 基础重置 ---------- */
*, *::before, *::after { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16.5px;
  line-height: 1.85;
  letter-spacing: .012em;
  /* 数字等宽：电话、编号、统计值不跳动；字距与连字交给系统字体处理 */
  font-variant-numeric: tabular-nums;
  font-kerning: normal;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

a { color: inherit; text-decoration: none; transition: color .25s var(--ease); }
a:hover { color: var(--accent); }

p { margin: 0 0 1.15em; }
p:last-child { margin-bottom: 0; }

h1, h2, h3, h4 {
  font-family: var(--serif);
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -.01em;
  margin: 0 0 .6em;
  text-wrap: balance;
  /* 中文标题优先在标点/空格处断行，避免“全市”这类词被拆开 */
  word-break: keep-all;
  overflow-wrap: anywhere;
  line-break: strict;
}

h1 {
  font-size: clamp(2.35rem, 5.1vw, 4.15rem);
  line-height: 1.13;
  letter-spacing: -.02em;
  margin-bottom: .5em;
}
h2 {
  font-size: clamp(1.72rem, 2.9vw, 2.5rem);
  line-height: 1.25;
}
h3 {
  font-family: var(--sans);
  font-size: 1.06rem;
  font-weight: 600;
  letter-spacing: .01em;
}
h4 { font-family: var(--sans); font-size: .95rem; }

strong { font-weight: 600; color: var(--ink); }

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

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

/* 跳转链接（无障碍） */
.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 999;
  background: var(--ink); color: var(--paper); padding: 12px 20px;
  font-size: .9rem;
}
.skip-link:focus { left: 12px; top: 12px; color: var(--paper); }

/* ---------- 布局容器 ---------- */
.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 32px; }
.wrap-narrow { width: 100%; max-width: var(--wrap-narrow); margin: 0 auto; padding: 0 32px; }

.section { padding: clamp(72px, 8.4vw, 132px) 0; }
.section-tight { padding: clamp(46px, 5.2vw, 82px) 0; }
.section-alt { background: var(--paper-3); }

/* 背景装饰层：极淡的冷光 */
.lux-bg {
  position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background:
    radial-gradient(900px 480px at 78% -8%, rgba(36, 65, 143, .06), transparent 70%),
    radial-gradient(760px 420px at 8% 4%, rgba(22, 40, 90, .05), transparent 72%);
}

/* ---------- 章节头 ---------- */
.section-head { margin-bottom: clamp(36px, 4.4vw, 64px); max-width: 760px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-head p {
  color: var(--muted); font-size: 1.02rem; line-height: 1.9;
  margin: .9em 0 0; max-width: 62ch;
}
.section-head.center p { margin-left: auto; margin-right: auto; }

.kicker {
  display: inline-flex; align-items: center; gap: 12px;
  font-family: var(--sans);
  font-size: .68rem; font-weight: 600;
  letter-spacing: .26em; text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 18px;
}
.kicker::before {
  content: ""; width: 26px; height: 1px; background: var(--accent); opacity: .55;
}
.section-head.center .kicker::after {
  content: ""; width: 26px; height: 1px; background: var(--accent); opacity: .55;
}

/* ---------- 头部 ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(247, 243, 236, .88);
  -webkit-backdrop-filter: saturate(150%) blur(16px);
  backdrop-filter: saturate(150%) blur(16px);
  border-bottom: 1px solid var(--line-2);
}
.site-header .wrap {
  height: 84px; display: flex; align-items: center; justify-content: space-between; gap: 24px;
}

.brand { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.brand-mark { flex: 0 0 auto; }
/* 品牌标：双版本透明底字标（白字版 = 透明头部/深底页脚，墨蓝字版 = 纸底实底），按状态切换 */
.brand-logo {
  flex: 0 0 auto; display: block; height: 28px; width: auto;
}
/* 默认（内页纸底/首页滚动实底）：墨蓝字版 */
.brand-logo-light { display: none; }
/* 首页透明浮层与移动端抽屉展开：白字版 */
.site-header--overlay:not(.is-stuck):not(.nav-open) .brand-logo-light { display: block; }
.site-header--overlay:not(.is-stuck):not(.nav-open) .brand-logo-dark { display: none; }

/* 导航：单行小字，宽字距，参考高端品牌站 */
.nav { margin-left: auto; }
.nav-list { display: flex; align-items: center; gap: 4px; list-style: none; margin: 0; padding: 0; }
.nav-item { position: relative; }
.nav-link {
  position: relative; display: flex; align-items: center; gap: 5px;
  padding: 12px 16px; white-space: nowrap; color: var(--ink-2);
}
.nav-zh {
  font-size: .9rem; letter-spacing: .12em; line-height: 1.2;
  transition: color .25s var(--ease);
}
.nav-caret { opacity: .55; transition: transform .25s var(--ease); }
.has-drop:hover .nav-caret { transform: rotate(180deg); }
.nav-link::after {
  content: ""; position: absolute; left: 16px; right: 16px; bottom: 6px; height: 1px;
  background: var(--accent); transform: scaleX(0); transform-origin: center;
  transition: transform .32s var(--ease);
}
.nav-link:hover .nav-zh, .nav-item.is-cur .nav-zh { color: var(--accent-2); }
.nav-link:hover::after, .nav-item.is-cur .nav-link::after { transform: scaleX(1); }

/* 首页沉浸式头部：透明浮在轮播上，白字；滚动后固定为实底 */
.site-header--overlay {
  position: absolute; top: 0; left: 0; right: 0; z-index: 100;
  background: transparent;
  border-bottom: 1px solid rgba(244, 239, 226, .14);
}
.site-header--overlay .nav-link { color: rgba(244, 239, 226, .88); }
.site-header--overlay .nav-link::after { background: rgba(244, 239, 226, .85); }
.site-header--overlay .nav-link:hover .nav-zh,
.site-header--overlay .nav-item.is-cur .nav-zh { color: #fff; }
.site-header--overlay .hd-tel { color: rgba(244, 239, 226, .95); }
.site-header--overlay .hd-tel:hover { color: #fff; }
.site-header--overlay .nav-toggle { border-color: rgba(244, 239, 226, .4); color: #f4efe2; }
.site-header--overlay:not(.is-stuck):not(.nav-open) {
  -webkit-backdrop-filter: none; backdrop-filter: none;
}
/* 展开抽屉或滚动后：变实底、恢复深色文字 */
.site-header--overlay.is-stuck,
.site-header--overlay.nav-open {
  position: fixed;
  background: rgba(247, 243, 236, .92);
  -webkit-backdrop-filter: saturate(150%) blur(16px);
  backdrop-filter: saturate(150%) blur(16px);
  border-bottom: 1px solid var(--line-2);
  animation: hd-drop .32s var(--ease);
}
@keyframes hd-drop {
  from { transform: translateY(-100%); }
  to { transform: translateY(0); }
}
.site-header--overlay.is-stuck .nav-link,
.site-header--overlay.nav-open .nav-link { color: var(--ink-2); }
.site-header--overlay.is-stuck .nav-link::after,
.site-header--overlay.nav-open .nav-link::after { background: var(--accent); }
.site-header--overlay.is-stuck .nav-link:hover .nav-zh,
.site-header--overlay.is-stuck .nav-item.is-cur .nav-zh,
.site-header--overlay.nav-open .nav-link:hover .nav-zh,
.site-header--overlay.nav-open .nav-item.is-cur .nav-zh { color: var(--accent-2); }
.site-header--overlay.is-stuck .hd-tel,
.site-header--overlay.nav-open .hd-tel { color: var(--accent-2); }
.site-header--overlay.is-stuck .nav-toggle,
.site-header--overlay.nav-open .nav-toggle {
  border-color: var(--line); color: var(--ink);
}
/* 实底态下的「获取方案」按钮转深墨蓝实底 */
.site-header--overlay.is-stuck .btn-outline-light,
.site-header--overlay.nav-open .btn-outline-light {
  background: var(--ink); color: var(--paper); border-color: var(--ink);
}
.site-header--overlay.is-stuck .btn-outline-light:hover { background: var(--accent); border-color: var(--accent); }

/* 头部电话 */
.hd-tel {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: .92rem; font-weight: 500; letter-spacing: .05em;
  color: var(--accent-2); white-space: nowrap;
  transition: color .25s var(--ease);
}
.hd-tel:hover { color: var(--accent); }
.hd-tel svg { flex: 0 0 auto; }

/* 服务项目下拉 */
.drop {
  position: absolute; top: calc(100% + 12px); left: 50%;
  width: 600px; transform: translate(-50%, 10px);
  background: var(--paper-2); border: 1px solid var(--line);
  border-radius: var(--radius-lg); box-shadow: var(--shadow-lg);
  padding: 14px 14px 0; opacity: 0; visibility: hidden; pointer-events: none;
  transition: opacity .28s var(--ease), transform .28s var(--ease), visibility 0s .3s;
  z-index: 60;
}
.drop::before {
  content: ""; position: absolute; top: -12px; left: 0; right: 0; height: 12px;
}
.has-drop:hover .drop, .has-drop:focus-within .drop, .has-drop.drop-open .drop {
  opacity: 1; visibility: visible; pointer-events: auto;
  transform: translate(-50%, 0); transition-delay: 0s;
}
.drop-grid { display: grid; grid-template-columns: 1fr 1fr; }
.drop-item {
  display: flex; gap: 12px; align-items: baseline; padding: 11px 12px; border-radius: var(--radius);
  transition: background .2s var(--ease);
}
.drop-item:hover { background: var(--accent-soft); }
.drop-num { font-family: var(--serif); font-size: .72rem; color: var(--accent); letter-spacing: .08em; }
.drop-body { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.drop-body strong { font-size: .9rem; font-weight: 500; color: var(--ink); }
.drop-body em {
  font-style: normal; font-size: .74rem; color: var(--muted);
  line-height: 1.55; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.drop-more {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  margin-top: 10px; padding: 13px 0 15px; border-top: 1px solid var(--line-2);
  font-size: .82rem; letter-spacing: .08em; color: var(--accent-2);
  transition: color .2s var(--ease);
}
.drop-more:hover { color: var(--accent); }

.header-cta { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }

.nav-toggle {
  display: none; align-items: center; justify-content: center;
  width: 44px; height: 44px; padding: 0;
  background: transparent; border: 1px solid var(--line); border-radius: var(--radius);
  color: var(--ink); cursor: pointer;
}
.nav-toggle svg { display: block; }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  min-height: 46px; padding: 0 24px;
  font-family: var(--sans); font-size: .92rem; font-weight: 500;
  letter-spacing: .06em; border-radius: var(--radius);
  border: 1px solid transparent; cursor: pointer;
  transition: background .28s var(--ease), color .28s var(--ease),
              border-color .28s var(--ease), transform .28s var(--ease);
}
.btn-primary {
  background: var(--ink); color: var(--paper); border-color: var(--ink);
}
.btn-primary:hover {
  background: var(--accent); border-color: var(--accent); color: #fff;
  transform: translateY(-1px);
}
.btn-ghost {
  background: transparent; color: var(--ink); border-color: var(--line);
}
.btn-ghost:hover {
  border-color: var(--ink); color: var(--ink); background: rgba(26, 34, 70, .03);
}
.btn-lg { min-height: 56px; padding: 0 32px; font-size: 1rem; }
/* 深底（轮播 / 深色区块）用按钮 */
.btn-light { background: var(--paper); color: var(--deep-2); border-color: var(--paper); }
.btn-light:hover {
  background: #fff; border-color: #fff; color: var(--deep-2);
  transform: translateY(-1px);
}
.btn-outline-light {
  background: transparent; color: var(--deep-text);
  border-color: rgba(244, 239, 226, .55);
}
.btn-outline-light:hover {
  border-color: var(--deep-text); color: #fff;
  background: rgba(244, 239, 226, .08); transform: translateY(-1px);
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: clamp(56px, 6.4vw, 96px) 0 clamp(56px, 6vw, 92px);
  border-bottom: 1px solid var(--line-2);
  overflow: hidden;
}
.hero-grid {
  display: grid; grid-template-columns: 1.08fr .92fr;
  gap: clamp(36px, 5vw, 76px); align-items: center;
}
.hero-grid > * { min-width: 0; }

/* ---------- 首页轮播 Hero ---------- */
.hero-slider { position: relative; overflow: hidden; background: var(--deep-2); }
.hs-track { position: relative; height: clamp(560px, 76vh, 760px); }
.hs-slide {
  position: absolute; inset: 0; opacity: 0;
  transition: opacity 1s var(--ease);
  pointer-events: none;
}
.hs-slide.is-active { opacity: 1; pointer-events: auto; z-index: 1; }
.hs-slide img { width: 100%; height: 100%; object-fit: cover; display: block; }
.hs-slide.is-active img { animation: hs-zoom 9s var(--ease) forwards; }
@keyframes hs-zoom { from { transform: scale(1); } to { transform: scale(1.02); } }

/* 墨蓝压暗层：左侧深、右侧浅，保证白色标题可读 */
.hs-veil {
  position: absolute; inset: 0; z-index: 2; pointer-events: none;
  background:
    linear-gradient(90deg,
      rgba(10, 17, 42, .82) 0%,
      rgba(10, 17, 42, .60) 40%,
      rgba(10, 17, 42, .22) 76%,
      rgba(10, 17, 42, .34) 100%),
    linear-gradient(0deg,
      rgba(10, 17, 42, .58) 0%,
      rgba(10, 17, 42, 0) 36%);
}
.hs-cap {
  position: absolute; right: 32px; bottom: 104px; z-index: 3;
  font-family: var(--serif); font-size: .72rem; letter-spacing: .22em;
  color: rgba(244, 239, 226, .72);
}
.hs-content {
  position: absolute; left: 0; right: 0; top: 50%; z-index: 4;
  transform: translateY(-50%);
}
.hs-h1 { margin: 0 0 22px; color: #fff; }
.hs-h1 .h1-a {
  display: block; font-size: clamp(2.5rem, 5.2vw, 4.1rem);
  line-height: 1.14; letter-spacing: .01em; font-weight: 600;
  text-shadow: 0 2px 30px rgba(10, 17, 42, .45);
}
.hs-h1 .h1-b {
  display: block; margin-top: .18em;
  font-size: .56em; line-height: 1.5; font-weight: 500;
  color: rgba(244, 239, 226, .88);
}
.hs-h1 .grad-text { color: #9db1e0; }
.hs-lead {
  max-width: 620px; margin: 0 0 30px;
  font-size: 1.02rem; line-height: 2;
  color: rgba(244, 239, 226, .82);
}
.eyebrow-light { color: rgba(244, 239, 226, .72); }
.eyebrow-light::before { background: #9db1e0; }
.fact-row-light .fact { color: rgba(244, 239, 226, .88); }
.fact-row-light .fact svg { color: #9db1e0; }

.hs-ctrl { position: absolute; left: 0; right: 0; bottom: 28px; z-index: 5; }
.hs-ctrl-row { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.hs-dots { display: flex; gap: 6px; }
.hs-dot {
  position: relative; width: 36px; height: 24px; padding: 0;
  background: transparent; border: 0; cursor: pointer;
}
.hs-dot-bar {
  position: absolute; left: 0; right: 0; top: 50%; height: 2px;
  background: rgba(244, 239, 226, .30);
  transition: background .3s var(--ease);
}
.hs-dot:hover .hs-dot-bar { background: rgba(244, 239, 226, .6); }
.hs-dot.is-on .hs-dot-bar { background: var(--deep-text); }
.hs-arrows { display: flex; gap: 10px; }
.hs-arrow {
  display: inline-flex; align-items: center; justify-content: center;
  width: 44px; height: 44px; padding: 0;
  background: rgba(10, 17, 42, .38);
  color: var(--deep-text); border: 1px solid rgba(244, 239, 226, .30);
  border-radius: 50%; cursor: pointer;
  -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px);
  transition: background .25s var(--ease), color .25s var(--ease), border-color .25s var(--ease);
}
.hs-arrow:hover {
  background: rgba(244, 239, 226, .94); color: var(--deep-2);
  border-color: transparent;
}
.hs-arrow svg { display: block; }

/* 单栏 hero：右上角同心圆弧线装饰，填补大面积留白 */
.hero-solo { position: relative; }
.hero-solo::before,
.hero-solo::after {
  content: ""; position: absolute; border-radius: 50%;
  border: 1px solid var(--line); pointer-events: none; z-index: 0;
}
.hero-solo::before {
  width: min(54vw, 640px); aspect-ratio: 1 / 1;
  top: -34%; right: -13%;
}
.hero-solo::after {
  width: min(31vw, 356px); aspect-ratio: 1 / 1;
  top: 4%; right: 3%; border-color: var(--line-2);
}
.hero-solo > .wrap { position: relative; z-index: 1; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: .7rem; font-weight: 600; letter-spacing: .22em;
  text-transform: uppercase; color: var(--muted);
  margin-bottom: 22px;
}
.eyebrow::before {
  content: ""; width: 20px; height: 1px; background: var(--accent);
}

.hero h1 { margin-bottom: .42em; }
.hero h1 .h1-a { display: block; letter-spacing: -.025em; }
.hero h1 .h1-b {
  display: block; margin-top: .16em;
  font-size: .66em; line-height: 1.42; letter-spacing: -.005em;
  color: var(--ink-2); font-weight: 500;
  word-break: keep-all; overflow-wrap: break-word; text-wrap: pretty;
}

/* 标题中的强调词：不做渐变，用墨蓝强调色，且整体不断行 */
.grad-text {
  color: var(--accent); font-style: normal;
  background: none; -webkit-text-fill-color: currentColor;
  white-space: nowrap;
}

.answer-box {
  border-left: 2px solid var(--accent);
  padding: 2px 0 2px 20px;
  margin: 0 0 1.6em;
  background: none;
  border-radius: 0;
}
.answer-box p { margin: 0; color: var(--ink-2); }
.hero .answer-box { margin-bottom: 30px; max-width: 58ch; }
.hero .answer-box p { font-size: 1.02rem; line-height: 1.95; }

.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 30px; }

.fact-row {
  display: flex; flex-wrap: wrap;
  border-top: 1px solid var(--line-2); padding-top: 20px;
}
.fact {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: .84rem; color: var(--muted); letter-spacing: .03em;
  padding-right: 22px; margin-right: 22px;
  border-right: 1px solid var(--line-2);
}
.fact:last-child { border-right: 0; padding-right: 0; margin-right: 0; }
.fact svg { color: var(--accent); flex: 0 0 auto; }
/* 专题页首屏硬指标：加深字色 + 金色小方块，提升可读性 */
.fact-strong { color: var(--ink); font-weight: 500; letter-spacing: .02em; }
.fact-strong::before {
  content: ""; width: 6px; height: 6px; flex: 0 0 auto;
  background: var(--accent); border-radius: 1px;
}

/* ---------- 卡片 ---------- */
.grid { display: grid; gap: 22px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid > *, .steps > * { min-width: 0; }

.card {
  position: relative;
  background: var(--paper-2);
  border: 1px solid var(--line-2);
  border-radius: var(--radius-lg);
  padding: 30px;
  transition: border-color .3s var(--ease), box-shadow .3s var(--ease),
              transform .35s var(--ease), background .3s var(--ease);
}
.card:hover {
  border-color: var(--line);
  box-shadow: var(--shadow);
  transform: translateY(-3px);
}
.card h3 { margin-bottom: .5em; }
.card p { color: var(--muted); font-size: .94rem; line-height: 1.85; margin: 0; }

/* 链接式卡片（区域指南入口） */
a.card-link { display: block; text-decoration: none; color: inherit; }
.card-link .more {
  position: absolute; top: 26px; right: 26px;
  display: inline-flex; align-items: center; justify-content: center;
  width: 36px; height: 36px; border-radius: 50%;
  border: 1px solid var(--line); color: var(--ink);
  transition: background .3s var(--ease), color .3s var(--ease),
              border-color .3s var(--ease), transform .3s var(--ease);
}
.card-link:hover .more {
  background: var(--accent); border-color: var(--accent); color: #fff;
  transform: translateX(2px);
}

/* 重点卡片：墨绿底 */
.card-gold {
  background: var(--deep); border-color: var(--deep);
  color: var(--deep-text);
}
.card-gold h3 { color: #f7f2e4; }
.card-gold p { color: var(--deep-muted); }
.card-gold:hover { background: var(--deep-2); border-color: var(--deep-2); }

.card-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 46px; height: 46px; margin-bottom: 18px;
  border: 1px solid var(--line); border-radius: 50%;
  color: var(--accent); background: transparent;
}
.card-gold .card-icon { border-color: var(--line-deep); color: #d3b878; }

/* ---------- 服务列表（编辑式编号列表） ---------- */
.svc-list { border-top: 1px solid var(--line); }

.svc-card {
  display: grid;
  grid-template-columns: 64px 1fr 1.15fr 66px;
  align-items: center; gap: 28px;
  padding: 26px 6px;
  border-bottom: 1px solid var(--line-2);
  background: none; border-radius: 0;
  transition: background .3s var(--ease), padding .3s var(--ease);
}
.svc-card:hover { background: var(--paper-2); padding-left: 18px; }
.svc-card h3 {
  font-family: var(--serif); font-size: 1.32rem; font-weight: 600;
  letter-spacing: .01em; margin: 0; color: var(--ink);
  transition: color .3s var(--ease);
}
.svc-card:hover h3 { color: var(--accent); }
.svc-card p { margin: 0; color: var(--muted); font-size: .92rem; line-height: 1.8; }
.svc-card .more {
  justify-self: end;
  display: inline-flex; align-items: center; justify-content: center;
  width: 40px; height: 40px; border-radius: 50%;
  border: 1px solid var(--line); color: var(--ink);
  transition: background .3s var(--ease), color .3s var(--ease),
              border-color .3s var(--ease), transform .3s var(--ease);
}
.svc-card:hover .more {
  background: var(--accent); border-color: var(--accent); color: #fff;
  transform: translateX(2px);
}

/* 服务卡编号（由模板插入） */
.svc-num {
  font-family: var(--serif); font-size: .95rem; font-weight: 400;
  color: var(--muted-2); letter-spacing: .1em;
  border-left: 1px solid var(--line); padding-left: 16px;
}

/* 旧插图容器（保留兜底，避免遗留结构破版） */
.svc-art { display: none; }

/* ---------- 插图容器 ---------- */
.art-frame {
  padding: 0; background: transparent; border: 0;
  border-radius: var(--radius-lg); overflow: hidden; box-shadow: none;
}
.art-frame svg { display: block; width: 100%; height: auto; }

/* ---------- 流程步骤 ---------- */
.steps {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 0;
  border-top: 1px solid var(--line);
  counter-reset: step;
}
.step {
  padding: 28px 26px 28px 0;
  border-right: 1px solid var(--line-2);
  counter-increment: step;
}
.step:last-child { border-right: 0; padding-right: 0; }
.step h3 {
  font-family: var(--serif); font-size: 1.12rem; font-weight: 600;
  margin-bottom: .55em; padding-left: 44px; position: relative;
}
.step h3::before {
  content: counter(step, decimal-leading-zero);
  position: absolute; left: 0; top: .12em;
  font-family: var(--sans); font-size: .72rem; font-weight: 600;
  letter-spacing: .12em; color: var(--accent);
}
.step p { color: var(--muted); font-size: .92rem; line-height: 1.85; margin: 0; padding-left: 44px; }

/* ---------- 清单 ---------- */
.checklist { list-style: none; padding: 0; margin: 0; }
.checklist li {
  position: relative; padding: 14px 0 14px 30px;
  border-bottom: 1px solid var(--line-2);
  color: var(--ink-2); font-size: .96rem;
}
.checklist li:last-child { border-bottom: 0; }
.checklist li::before {
  content: ""; position: absolute; left: 2px; top: 22px;
  width: 9px; height: 1px; background: var(--accent);
}

/* ---------- FAQ ---------- */
.faq-list { border-top: 1px solid var(--line); }
details.faq {
  border-bottom: 1px solid var(--line-2);
  padding: 0; background: none; border-radius: 0;
}
details.faq summary {
  display: flex; align-items: flex-start; justify-content: space-between; gap: 24px;
  padding: 24px 0; cursor: pointer; list-style: none;
  font-family: var(--serif); font-size: 1.1rem; font-weight: 600;
  color: var(--ink); line-height: 1.55;
  transition: color .25s var(--ease);
}
details.faq summary::-webkit-details-marker { display: none; }
details.faq summary:hover { color: var(--accent); }
details.faq summary::after {
  content: ""; flex: 0 0 auto; width: 11px; height: 11px;
  margin-top: 9px;
  border-right: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg); transition: transform .3s var(--ease);
  opacity: .5;
}
details.faq[open] summary::after { transform: rotate(-135deg); margin-top: 13px; }
.faq-body {
  padding: 0 0 26px; color: var(--muted); font-size: .97rem; line-height: 1.95;
  max-width: 76ch;
}
.faq-body > :last-child { margin-bottom: 0; }

/* ---------- 表格 ---------- */
.table-scroll {
  overflow-x: auto; -webkit-overflow-scrolling: touch;
  border: 1px solid var(--line-2); border-radius: var(--radius-lg);
  background: var(--paper-2);
}
table { width: 100%; border-collapse: collapse; font-size: .93rem; min-width: 520px; }
th, td {
  padding: 16px 22px; text-align: left;
  border-bottom: 1px solid var(--line-2); vertical-align: top;
}
th {
  background: var(--paper-3); font-weight: 600; color: var(--ink);
  white-space: nowrap; text-wrap: nowrap;
  letter-spacing: .04em; font-size: .86rem;
  border-bottom: 1px solid var(--line);
}
td { color: var(--ink-2); }
tbody tr:last-child td { border-bottom: none; }

/* ---------- 区域胶囊 ---------- */
.districts { display: flex; flex-wrap: wrap; gap: 10px; }
.district {
  display: inline-flex; align-items: center; min-height: 40px;
  padding: 0 18px; border: 1px solid var(--line); border-radius: 999px;
  font-size: .88rem; color: var(--ink-2); background: transparent;
  transition: all .25s var(--ease);
}
.district:hover { background: var(--ink); border-color: var(--ink); color: var(--paper); }

/* ---------- 相关内链 ---------- */
.related {
  display: flex; flex-wrap: wrap; gap: 10px;
  padding-top: 28px; margin-top: 8px; border-top: 1px solid var(--line-2);
}
.related a {
  display: inline-flex; align-items: center; min-height: 40px;
  padding: 0 18px; border: 1px solid var(--line); border-radius: 999px;
  font-size: .88rem; color: var(--ink-2);
  transition: all .25s var(--ease);
}
.related a:hover { background: var(--accent); border-color: var(--accent); color: #fff; }

/* ---------- 面包屑 ---------- */
.breadcrumb {
  font-size: .8rem; color: var(--muted-2); letter-spacing: .04em;
  padding: 18px 0 0;
}
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb span { color: var(--muted-2); }
.breadcrumb.narrow .wrap { max-width: var(--wrap-narrow); }

/* ---------- CTA 区块 ---------- */
.cta-band {
  background: var(--deep); color: var(--deep-text);
  padding: clamp(64px, 7.4vw, 108px) 0;
  position: relative; overflow: hidden;
  border-bottom: 1px solid rgba(201, 169, 97, .18);
}
.cta-band::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(620px 340px at 84% 10%, rgba(143, 111, 44, .22), transparent 68%);
  pointer-events: none;
}
.cta-grid {
  position: relative;
  display: grid; grid-template-columns: 1.3fr .7fr;
  gap: 48px; align-items: center;
}
.cta-band h2 { color: #f7f2e4; margin-bottom: .4em; }
.cta-band p { color: var(--deep-muted); margin: 0; max-width: 52ch; }
.cta-grid .hero-actions {
  flex-direction: column; align-items: stretch; gap: 10px;
  max-width: 300px; margin-left: auto; margin-bottom: 0;
}
.cta-grid .hero-actions .btn { width: 100%; }
.cta-band .btn-primary { background: var(--paper); color: var(--ink); border-color: var(--paper); }
.cta-band .btn-primary:hover { background: var(--accent); border-color: var(--accent); color: #fff; }
.cta-band .btn-ghost { color: var(--deep-text); border-color: var(--line-deep); }
.cta-band .btn-ghost:hover { background: rgba(244, 239, 226, .08); color: #fff; }

/* ---------- 提示条 ---------- */
.notice {
  border: 1px solid var(--line); border-left: 2px solid var(--accent);
  border-radius: 0; padding: 18px 22px; background: var(--paper-2);
  font-size: .93rem; color: var(--ink-2);
}

/* ---------- 页脚 ---------- */
.site-footer {
  background: var(--deep-2); color: var(--deep-muted);
  padding: clamp(56px, 6vw, 84px) 0 0;
  font-size: .88rem;
}
.site-footer h4 {
  color: rgba(244, 239, 226, .95); font-size: .74rem; font-weight: 600;
  letter-spacing: .22em; text-transform: uppercase; margin-bottom: 18px;
}
.site-footer a { color: var(--deep-muted); }
.site-footer a:hover { color: #f7f2e4; }

.footer-grid {
  display: grid; grid-template-columns: 1.55fr 1fr .9fr 1.3fr;
  gap: 40px; padding-bottom: 52px;
}
.footer-brand-col { display: flex; flex-direction: column; min-width: 0; }
/* 二维码接在品牌文案下方，位置由内容自然决定（紧贴描述文字，避免左栏留出大片空档） */
.footer-qr { margin-top: 26px; }
.footer-qr .qr-block {
  margin-top: 0; padding: 0; border: 0; background: none;
  gap: 16px; align-items: flex-start; flex-wrap: nowrap;
}
.footer-qr .qr-block img { width: 112px; height: 112px; padding: 3px; }
.footer-qr .qr-cap { gap: 6px; padding-top: 2px; }
.footer-qr .qr-cap span,
.footer-qr .qr-note { color: var(--deep-muted); font-size: .78rem; line-height: 1.65; }
.footer-brand { display: flex; align-items: center; gap: 12px; margin-bottom: 20px; }
.footer-brand .brand-logo { height: 30px; }

.footer-desc { margin: 0 0 .9em; color: var(--deep-muted); font-size: .87rem; line-height: 1.85; }
.footer-desc:last-child { margin-bottom: 0; }

.footer-list { list-style: none; padding: 0; margin: 0; }
.footer-list li { margin-bottom: 10px; font-size: .86rem; }

.footer-contact { list-style: none; padding: 0; margin: 0; }
.footer-contact li { display: flex; gap: 10px; margin-bottom: .9em; font-size: .86rem; }
.footer-contact svg { flex: 0 0 auto; margin-top: .38em; color: rgba(143, 111, 44, .85); }
.footer-contact .lbl { color: rgba(244, 239, 226, .45); letter-spacing: .06em; }
.footer-contact .tel {
  color: #f7f2e4; font-weight: 600; font-size: 1.12rem; letter-spacing: .08em;
  font-family: var(--serif);
}

/* 在线客服二维码 */
.qr-block {
  display: flex; align-items: center; gap: 14px; margin-top: 22px; flex-wrap: wrap;
  padding: 12px; border: 1px solid var(--line-deep); border-radius: var(--radius-lg);
  background: rgba(244, 239, 226, .03);
}
.qr-block img {
  flex: 0 0 auto; width: 116px; height: 116px; border-radius: 2px;
  background: #fff; padding: 4px; display: block;
}
.qr-cap { display: flex; flex-direction: column; gap: 5px; flex: 1 1 108px; min-width: 0; }
.qr-cap strong {
  color: rgba(244, 239, 226, .92); font-size: .84rem;
  letter-spacing: .04em; font-weight: 500;
}
.qr-cap span { color: var(--deep-muted); font-size: .78rem; line-height: 1.6; }
.qr-cap .qr-tel {
  color: #d9bd7d; font-size: .86rem; font-weight: 600;
  letter-spacing: .08em; white-space: nowrap; font-family: var(--serif);
}
.qr-block.qr-hero {
  margin-top: 6px; justify-content: center;
  background: var(--paper-2); border-color: var(--line);
}
.qr-block.qr-hero img { width: 172px; height: 172px; background: #fff; padding: 6px; }
.qr-note { color: var(--muted); font-size: .78rem; line-height: 1.65; }
.qr-block.qr-hero .qr-cap strong { color: var(--ink); }
.qr-block.qr-hero .qr-cap span { color: var(--muted); }
.qr-block.qr-hero .qr-tel { color: var(--accent); }

/* ICP 与法务信息 */
.icp-link {
  color: var(--deep-muted) !important; text-decoration: none;
  border-bottom: 1px solid rgba(244, 239, 226, .22); padding-bottom: 1px;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}
.icp-link:hover { color: #f7f2e4 !important; border-bottom-color: rgba(244, 239, 226, .6); }
.footer-legal { display: inline-flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.footer-legal .sep { color: rgba(244, 239, 226, .22); }

.legal-note {
  margin: 18px 0 0; font-size: .78rem; color: var(--muted); line-height: 1.95;
  letter-spacing: .02em;
}
.legal-note .legal-sep { color: var(--muted-2); margin: 0 4px; }
.legal-note .icp-link { color: var(--muted) !important; border-bottom-color: var(--line); }
.legal-note .icp-link:hover { color: var(--accent) !important; border-bottom-color: var(--accent); }

.footer-bottom {
  border-top: 1px solid var(--line-deep); padding: 24px 0;
  display: flex; justify-content: space-between; gap: 14px; flex-wrap: wrap;
  font-size: .78rem; color: rgba(244, 239, 226, .45); letter-spacing: .04em;
}

/* ---------- 移动端底部条 ---------- */
.mobile-bar {
  display: none; position: fixed; left: 0; right: 0; bottom: 0; z-index: 120;
  background: rgba(247, 243, 236, .97);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
  border-top: 1px solid var(--line);
  padding: 9px 14px calc(9px + env(safe-area-inset-bottom, 0px));
  gap: 10px;
}
.mobile-bar .btn { flex: 1; min-height: 46px; font-size: .92rem; }

/* ---------- 滚动渐现 ---------- */
.reveal {
  opacity: 0; transform: translateY(20px);
  transition: opacity .8s var(--ease), transform .8s var(--ease);
  will-change: opacity, transform;
}
.reveal.is-in { opacity: 1; transform: none; }
.reveal-d1 { transition-delay: .08s; }
.reveal-d2 { transition-delay: .16s; }
.reveal-d3 { transition-delay: .24s; }

/* ---------- 响应式 ---------- */
@media (max-width: 1100px) {
  .hero-grid { grid-template-columns: 1fr; gap: 48px; }
  .hero h1 { font-size: clamp(2.1rem, 6vw, 3.2rem); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .step { padding-right: 24px; }
  .step:nth-child(2n) { border-right: 0; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 34px; }
  .cta-grid { grid-template-columns: 1fr; gap: 30px; }
  .svc-card { grid-template-columns: 48px 1fr 66px; gap: 20px; }
  .svc-card p { display: none; }
}

@media (max-width: 1280px) {
  .nav-link { padding: 12px 11px; }
  .nav-link::after { left: 11px; right: 11px; }
  .nav-zh { font-size: .84rem; letter-spacing: .06em; }
  .hd-tel { font-size: .86rem; }
  .drop { width: 540px; }
}

@media (max-width: 1080px) {
  .nav { display: none; }
  .nav-toggle { display: inline-flex; }
  .nav.open {
    display: block; position: absolute; left: 0; right: 0; top: 84px;
    background: var(--paper-2); border-bottom: 1px solid var(--line);
    padding: 8px 20px 22px; box-shadow: var(--shadow-lg);
    max-height: calc(100vh - 84px); overflow-y: auto;
  }
  .nav.open .nav-list { flex-direction: column; align-items: stretch; gap: 0; }
  .nav.open .nav-link {
    flex-direction: row; align-items: baseline; gap: 10px;
    padding: 15px 4px; min-height: 48px;
    border-bottom: 1px solid var(--line-2);
  }
  .nav.open .nav-zh { font-size: 1rem; letter-spacing: .04em; }
  .nav.open .nav-link::after { display: none; }
  /* 服务下拉：移动端折叠面板，点击「服务项目」展开 */
  .nav.open .drop {
    position: static; width: auto; padding: 4px 0 10px;
    border: 0; box-shadow: none; background: transparent;
    transform: none; opacity: 0; visibility: hidden; pointer-events: none;
    display: none; transition: none;
  }
  .nav.open .drop-open .drop {
    display: block; opacity: 1; visibility: visible; pointer-events: auto;
  }
  .nav.open .drop-grid { grid-template-columns: 1fr; }
  .nav.open .drop-item { padding: 10px 4px 10px 18px; border-bottom: 1px solid var(--line-2); border-radius: 0; }
  .site-header .wrap { position: relative; }
  .header-cta .btn { padding: 0 18px; }
}

@media (max-width: 768px) {
  body { font-size: 15.5px; padding-bottom: 76px; }
  .topbar { display: none; }
  .wrap, .wrap-narrow { padding: 0 20px; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .step { border-right: 0; border-bottom: 1px solid var(--line-2); padding: 24px 0; }
  .step:last-child { border-bottom: 0; }
  .section { padding: 56px 0; }
  .hero { padding: 40px 0 48px; }
  .hero h1 { font-size: 1.95rem; }
  .hero h1 .h1-b { font-size: .78em; line-height: 1.45; }
  .hs-track { height: min(88vh, 660px); min-height: 540px; }
  .hs-content { top: 46%; }
  .hs-h1 { font-size: 2rem; }
  .hs-lead { font-size: .95rem; margin-bottom: 24px; }
  .hs-cap { display: none; }
  .hs-ctrl { bottom: 18px; }
  .hero-slider + .fact-band .fact-k { font-size: 2rem; }
  .art-frame { max-width: 420px; margin: 0 auto; width: 100%; }
  h2 { font-size: 1.5rem; }
  .mobile-bar { display: flex; }
  /* 手机端：品牌信息 / 联系方式各占满一行，「服务项目」与「网站导航」并排两列 */
  .footer-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 30px 20px;
    padding-bottom: 40px;
  }
  .footer-brand-col, .footer-col-contact { grid-column: 1 / -1; }
  .footer-col-links, .footer-col-nav { min-width: 0; }
  .footer-grid h4 { margin-bottom: 14px; }
  .footer-list li { margin-bottom: 9px; font-size: .82rem; line-height: 1.6; word-break: break-word; }
  .site-header .wrap { height: 66px; }
  .nav.open { top: 66px; }
  .site-header--overlay.is-stuck, .site-header--overlay.nav-open { position: fixed; }
  .brand-logo { height: 30px; }
  .fact { border-right: 0; padding-right: 0; margin-right: 18px; }
  .svc-card { grid-template-columns: 40px 1fr 44px; gap: 16px; padding: 20px 2px; }
  .svc-card h3 { font-size: 1.12rem; }
  .card { padding: 24px; }
  .cta-band::before { opacity: .6; }
}

@media (min-width: 1081px) and (max-width: 1200px) {
  /* 1081–1200px：桌面导航与电话并排会挤出视口，保留导航、收起电话并收紧字距 */
  .hd-tel { display: none; }
  .nav-link { padding: 12px 8px; }
  .nav-link::after { left: 8px; right: 8px; }
}

@media (max-width: 600px) {
  /* 页头：品牌标 + 电话按钮 + 汉堡按钮在 460px 附近会挤出 20px，收一下间距与字标 */
  .site-header .wrap { gap: 12px; }
  .brand-logo { height: 26px; }
  .hd-tel { display: none; }
  .header-cta .btn { padding: 0 16px; font-size: .82rem; letter-spacing: .01em; }
}

@media (max-width: 430px) {
  .cta-band .btn, .hero-actions .btn { width: 100%; }
  .hs-content { top: 44%; }
  .wrap, .wrap-narrow { padding: 0 18px; }
  .hero h1 { font-size: 1.78rem; }
  .btn-phone-text { display: none; }
  .hd-tel { display: none; }
  .header-cta .btn { min-height: 42px; padding: 0 10px; font-size: .78rem; letter-spacing: 0; }
  /* 390px 级窄屏：长字标按剩余空间等比缩放，页头三件不再被挤出屏幕 */
  .site-header .wrap { gap: 8px; }
  .header-cta { gap: 8px; }
  .site-header .brand { flex-shrink: 1; min-width: 0; }
  .site-header .brand-logo { width: 100%; height: auto; max-height: 26px; }
}

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

/* ---------- 打印 ---------- */
@media print {
  .site-header, .mobile-bar, .topbar, .cta-band, .lux-bg, .nav-toggle { display: none !important; }
  html, body { background: #fff !important; color: #000 !important; padding-bottom: 0; }
  .card, .step, details.faq, .table-scroll, .answer-box,
  .site-footer, .section-alt { background: #fff !important; border-color: #ccc !important; }
  h1, h2, h3, h4, p, li, td, th, span, strong { color: #000 !important; }
  a { color: #000 !important; }
}

/* ==========================================================================
   第五批模块：事实条 / 场景图 / 文章卡片 / 文章正文
   （图片为构建期生成的品牌化 SVG，均以 <img> 引用，可直接替换为实拍图）
   ========================================================================== */

/* ---------- 事实条 ---------- */
.fact-band {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--paper-2);
  padding: 26px 0;
}
.fact-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.fact-item {
  display: flex; align-items: baseline; gap: 10px;
  padding-right: 20px; border-right: 1px solid var(--line-2); min-width: 0;
}
.fact-item:last-child { border-right: 0; padding-right: 0; }
.fact-k {
  font-family: var(--serif); font-size: 1.58rem; color: var(--ink);
  letter-spacing: -.01em; font-variant-numeric: tabular-nums; flex: 0 0 auto;
  position: relative; display: inline-block;
}
/* 数字下方 22px 金色短线：数字到位后自左展开 */
.fact-k::after {
  content: ""; position: absolute; left: 0; bottom: -7px;
  width: 22px; height: 1px; background: var(--gold);
  transform: scaleX(0); transform-origin: left center;
  transition: transform .5s var(--ease) var(--ul-delay, .2s);
}
.fact-band.is-on .fact-k::after { transform: scaleX(1); }
/* 数字从 0 快速跳到位：跳动过程中轻微虚化，落定瞬间变清晰（JS 激活；无 JS / 减少动效时为静态） */
.fact-k { transition: filter .28s var(--ease); }
.fact-k.is-run { filter: blur(1.5px); }
.fact-v { font-size: .84rem; color: var(--muted); line-height: 1.55; text-wrap: pretty; }

/* ---------- 场景图 ---------- */
/* 按原图 3:2 比例展示，不裁成横条；六张等大、两行三列 */
.scene-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.scene {
  display: flex; flex-direction: column; height: 100%;
  overflow: hidden; border-radius: var(--radius);
  background: var(--paper-2); border: 1px solid var(--line-2);
  transition: border-color .3s var(--ease), transform .5s var(--ease), box-shadow .5s var(--ease);
}
.scene:hover {
  border-color: var(--line); transform: translateY(-2px);
  box-shadow: 0 18px 38px -30px rgba(26, 34, 70, .5);
}
.scene:first-child { grid-column: auto; grid-row: auto; }
.scene img {
  width: 100%; aspect-ratio: 3 / 2; object-fit: cover; display: block;
  transition: transform 1.2s var(--ease);
}
.scene:hover img { transform: scale(1.03); }
.scene-cap {
  flex: 0 0 auto; display: flex; align-items: flex-start; gap: 10px;
  padding: 10px 14px 12px; border-top: 1px solid var(--line-2);
  background: var(--paper-2);
}
.scene-num {
  font-family: var(--serif); font-size: .72rem; letter-spacing: .14em;
  color: var(--muted-2); padding-top: .35em; flex: 0 0 auto;
}
.scene-txt { display: flex; flex-direction: column; min-width: 0; }
.scene-txt strong {
  font-family: var(--serif); font-weight: 600; font-size: .97rem;
  letter-spacing: .02em; color: var(--ink); line-height: 1.45;
  transition: color .25s var(--ease);
}
.scene:hover .scene-txt strong { color: var(--accent); }
.scene-txt em {
  font-style: normal; font-size: .74rem; color: var(--muted);
  margin-top: 2px; line-height: 1.5;
}
.scene:first-child .scene-txt strong { font-size: 1.14rem; }
.scene:first-child .scene-txt em { font-size: .79rem; }

/* ---------- 案例画廊 ---------- */
.gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.g-item {
  margin: 0; overflow: hidden;
  border: 1px solid var(--line-2); border-radius: var(--radius-lg);
  background: var(--paper-2);
}
.g-item img {
  width: 100%; aspect-ratio: 4 / 3; object-fit: cover; display: block;
  transition: transform 1.2s var(--ease);
}
.g-item:hover img { transform: scale(1.03); }
.g-item figcaption { padding: 14px 16px 16px; display: flex; flex-direction: column; gap: 3px; }
.g-item strong { font-family: var(--serif); font-size: .96rem; font-weight: 600; }
.g-item figcaption span { font-size: .79rem; color: var(--muted); line-height: 1.6; }

/* ---------- 文章卡片 ---------- */
.post-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.post-card {
  display: flex; flex-direction: column;
  background: var(--paper-2); border: 1px solid var(--line-2);
  border-radius: var(--radius-lg); overflow: hidden;
  transition: border-color .3s var(--ease), transform .4s var(--ease), box-shadow .4s var(--ease);
}
.post-card:hover {
  border-color: var(--line); transform: translateY(-3px);
  box-shadow: 0 18px 40px -28px rgba(26, 34, 70, .45);
}
.post-cover { overflow: hidden; background: var(--paper-4); }
.post-cover img {
  width: 100%; aspect-ratio: 16 / 10; object-fit: cover; object-position: center 68%;
  display: block; transition: transform 1.2s var(--ease);
}
.post-card:hover .post-cover img { transform: scale(1.04); }
.post-body { display: flex; flex-direction: column; gap: 10px; padding: 22px 24px 24px; flex: 1; }
.post-meta {
  display: flex; align-items: center; gap: 10px;
  font-size: .73rem; letter-spacing: .12em; color: var(--muted-2);
}
.post-cat { color: var(--accent); letter-spacing: .1em; }
.post-card h3 { font-size: 1.06rem; line-height: 1.52; margin: 0; transition: color .25s var(--ease); }
.post-card:hover h3 { color: var(--accent); }
.post-card p { font-size: .87rem; color: var(--muted); line-height: 1.82; margin: 0; flex: 1; }
.post-more {
  display: inline-flex; align-items: center; gap: 7px;
  font-size: .82rem; color: var(--ink); letter-spacing: .02em; margin-top: 2px;
}
.post-more svg { transition: transform .3s var(--ease); }
.post-card:hover .post-more svg { transform: translateX(4px); }

/* 头条文章 */
.feature {
  display: grid; grid-template-columns: 1.12fr .88fr;
  border: 1px solid var(--line-2); border-radius: var(--radius-lg);
  overflow: hidden; background: var(--paper-2);
  transition: border-color .3s var(--ease), box-shadow .4s var(--ease);
}
.feature:hover { border-color: var(--line); box-shadow: 0 24px 60px -40px rgba(26, 34, 70, .5); }
.feature-media { overflow: hidden; background: var(--paper-4); }
.feature-media img {
  width: 100%; height: 100%; min-height: 300px; object-fit: cover; display: block;
  transition: transform 1.2s var(--ease);
}
.feature:hover .feature-media img { transform: scale(1.03); }
.feature-body {
  display: flex; flex-direction: column; justify-content: center; gap: 14px;
  padding: clamp(26px, 3.4vw, 52px);
}
.feature-body h3 {
  font-size: clamp(1.26rem, 2.1vw, 1.66rem); line-height: 1.45; margin: 0;
  transition: color .25s var(--ease);
}
.feature:hover h3 { color: var(--accent); }
.feature-body p { margin: 0; color: var(--muted); font-size: .94rem; line-height: 1.9; }

/* 分类胶囊 */
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  display: inline-flex; align-items: center; min-height: 30px; padding: 0 13px;
  border: 1px solid var(--line); border-radius: 999px;
  font-size: .77rem; color: var(--muted); letter-spacing: .04em;
}

/* ---------- 文章页 ---------- */
.article-head { padding: clamp(34px, 4.6vw, 62px) 0 0; }
.article-head h1 {
  font-size: clamp(1.68rem, 3.5vw, 2.5rem); line-height: 1.34;
  margin-bottom: .5em; max-width: 22ch;
}
.article-meta {
  display: flex; flex-wrap: wrap; align-items: center; gap: 9px;
  font-size: .78rem; color: var(--muted-2); letter-spacing: .08em; margin-bottom: 26px;
}
.article-meta .dot { opacity: .55; }
.article-head .answer-box { margin-bottom: 8px; }

.article-cover { margin: 0; padding: clamp(26px, 3.6vw, 44px) 0 0; }
.article-cover img {
  width: 100%; aspect-ratio: 16 / 9; object-fit: cover; display: block;
  border-radius: var(--radius-lg);
}
.article-cover figcaption {
  margin-top: 10px; font-size: .75rem; color: var(--muted-2);
  letter-spacing: .06em; text-align: right;
}

.article-layout {
  display: grid; grid-template-columns: minmax(0, 1fr) 296px;
  gap: clamp(32px, 4.6vw, 68px);
  padding-top: clamp(34px, 4vw, 54px); padding-bottom: clamp(56px, 6vw, 96px);
  align-items: start;
}
.article-layout > * { min-width: 0; }

.prose { max-width: 72ch; font-size: 1.01rem; line-height: 2.04; color: var(--ink-2); }
.prose > p:first-of-type { font-size: 1.09rem; color: var(--ink); }
.prose-sec { margin-top: 2.5em; }
.prose h2 {
  font-size: clamp(1.2rem, 1.9vw, 1.4rem); margin: 0 0 .85em;
  scroll-margin-top: 92px;
}
.prose-sec h2::before {
  content: ""; display: block; width: 32px; height: 1px;
  background: var(--accent); margin-bottom: 18px;
}
.prose-list { padding-left: 1.2em; margin: 0 0 1.4em; }
.prose-list li { margin-bottom: .55em; padding-left: .1em; }
.prose-list li::marker { color: var(--accent); }
.prose .table-scroll { margin: 1.7em 0 1em; }
.prose .table-note {
  font-size: .81rem; color: var(--muted-2); line-height: 1.8;
  margin: 0 0 1.7em;
}
.prose .notice { margin: 1.7em 0; }
.prose .notice p { margin: 0; }
.prose details.faq summary { font-size: 1.01rem; }
.prose .faq-list { margin-top: .2em; }
.prose .related { margin-top: 2.4em; }
.prose p, .prose li, .prose td, .toc a, .post-card p, .feature-body p,
.scene-txt em, .g-item figcaption span { text-wrap: pretty; }
/* 导语段落保持自然断行，避免均衡换行造成的参差 */
.prose-lead p { text-wrap: normal; }

/* 侧栏 */
.article-side {
  position: sticky; top: 96px;
  display: flex; flex-direction: column; gap: 16px;
}
.side-card {
  border: 1px solid var(--line-2); border-radius: var(--radius-lg);
  padding: 22px; background: var(--paper-2);
}
.side-title {
  font-family: var(--sans); font-size: .72rem; font-weight: 600;
  letter-spacing: .2em; text-transform: uppercase;
  color: var(--muted); margin: 0 0 14px;
}
.toc { list-style: none; counter-reset: toc; padding: 0; margin: 0; font-size: .85rem; }
.toc li {
  counter-increment: toc; display: flex; gap: 9px;
  margin-bottom: 11px; line-height: 1.6;
}
.toc li:last-child { margin-bottom: 0; }
.toc li::before {
  content: counter(toc, decimal-leading-zero);
  font-size: .69rem; color: var(--muted-2); letter-spacing: .06em;
  padding-top: .42em; flex: 0 0 auto;
}
.toc a { color: var(--ink-2); }
.toc a:hover { color: var(--accent); }

.side-card.side-cta { background: var(--deep); border-color: var(--deep); }
.side-cta .side-lead { color: var(--deep-text); font-size: .89rem; line-height: 1.72; margin: 0 0 14px; }
.side-cta .btn-primary {
  width: 100%; background: var(--paper); color: var(--ink); border-color: var(--paper);
  font-size: .9rem;
}
.side-cta .btn-primary:hover { background: var(--accent); border-color: var(--accent); color: #fff; }
.side-cta .side-note { color: var(--deep-muted); font-size: .75rem; margin: 11px 0 0; }

/* ---------- 新模块响应式 ---------- */
@media (max-width: 1100px) {
  .fact-grid { grid-template-columns: repeat(2, 1fr); gap: 14px 18px; }
  .fact-item:nth-child(2n) { border-right: 0; padding-right: 0; }
  .article-layout { grid-template-columns: minmax(0, 1fr); }
  .article-side { position: static; order: -1; flex-direction: row; flex-wrap: wrap; }
  .article-side .side-card { flex: 1 1 300px; }
  .side-card.side-cta { display: none; }
  .feature { grid-template-columns: 1fr; }
  .feature-media img { min-height: 0; aspect-ratio: 16 / 9; }
}

@media (max-width: 900px) {
  .post-grid, .gallery { grid-template-columns: repeat(2, 1fr); gap: 18px; }
  .scene-grid { grid-template-columns: repeat(2, 1fr); gap: 14px; }
}

@media (max-width: 768px) {
  .fact-band { padding: 20px 0; }
  .fact-k { font-size: 1.34rem; }
  .fact-v { font-size: .79rem; }
  .scene-grid { grid-template-columns: 1fr; gap: 12px; }
  .scene:first-child { grid-column: auto; grid-row: auto; }
  .scene img { aspect-ratio: 3 / 2; }
  .scene:first-child .scene-txt strong { font-size: 1.06rem; }
  .post-grid, .gallery { grid-template-columns: 1fr; }
  .article-head h1 { font-size: 1.6rem; max-width: none; }
  .article-cover img { aspect-ratio: 3 / 2; }
  .prose { font-size: .96rem; line-height: 1.98; }
  .prose > p:first-of-type { font-size: 1.02rem; }
  .article-side { flex-direction: column; }
  .article-side .side-card { flex: 1 1 auto; }
}

/* ---------- 服务页首屏配图 ---------- */.hero-photo { margin: 0; }
.hero-photo img {
  width: 100%; aspect-ratio: 5 / 4; object-fit: cover; display: block;
  border-radius: var(--radius-lg); border: 1px solid var(--line-2);
}
.hero-photo figcaption {
  margin-top: 10px; font-size: .74rem; color: var(--muted-2);
  letter-spacing: .08em; text-align: right;
}
@media (max-width: 768px) {
  .hero-photo img { aspect-ratio: 4 / 3; }
}

/* ---------- 专题页主图（21:9 宽幅，接在导语之后） ---------- */
.page-photo { margin: 38px 0 0; }
.page-photo img {
  width: 100%; aspect-ratio: 21 / 9; object-fit: cover; display: block;
  border-radius: var(--radius-lg); border: 1px solid var(--line-2);
  background: var(--paper-3);
}
.page-photo figcaption {
  margin-top: 10px; font-size: .74rem; color: var(--muted-2);
  letter-spacing: .08em; text-align: right;
}
@media (max-width: 768px) {
  .page-photo { margin-top: 26px; }
  .page-photo img { aspect-ratio: 16 / 9; }
}

/* ---------- 首页 WHY US：编辑式排版（双栏标题头 + 主张横幅 + 编号清单） ---------- */
.why-head {
  display: grid; grid-template-columns: minmax(0, 1.42fr) minmax(0, .58fr);
  gap: clamp(22px, 4vw, 64px); align-items: end;
  padding-bottom: clamp(28px, 3.4vw, 44px);
  border-bottom: 1px solid var(--line-2);
}
.why-head .kicker { margin-bottom: 16px; }
.why-head h2 {
  margin: 0;
  font-size: clamp(1.5rem, 2.15vw, 2.02rem); line-height: 1.34;
}
.why-lead {
  margin: 0 0 4px; color: var(--muted);
  font-size: .98rem; line-height: 1.95; max-width: 34em;
}

.why-quote {
  position: relative; overflow: hidden;
  margin: clamp(30px, 3.8vw, 50px) 0 0;
  padding: clamp(30px, 3.8vw, 52px) clamp(24px, 3.8vw, 56px);
  background: var(--deep); color: var(--deep-text);
  border-radius: var(--radius-lg);
}
.why-quote::after {
  content: ""; position: absolute; right: -72px; top: -86px;
  width: 268px; height: 268px; border-radius: 50%;
  border: 1px solid rgba(201, 169, 97, .22);
  pointer-events: none;
}
.why-quote-rule {
  display: block; width: 40px; height: 1px;
  background: var(--gold); opacity: .75; margin-bottom: clamp(18px, 2.2vw, 26px);
}
.why-quote blockquote {
  margin: 0; font-family: var(--serif); font-weight: 500;
  font-size: clamp(1.14rem, 2.1vw, 1.6rem); line-height: 1.62;
  letter-spacing: .01em; color: var(--deep-text);
}
.why-quote figcaption {
  margin-top: clamp(16px, 2vw, 24px);
  font-size: .76rem; letter-spacing: .1em;
  color: rgba(244, 239, 226, .52);
}

.why-grid {
  list-style: none; padding: 0;
  margin: clamp(38px, 4.4vw, 62px) 0 0;
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr));
  column-gap: clamp(40px, 6vw, 96px);
  border-top: 1px solid var(--line-2);
}
.why-item {
  display: grid; grid-template-columns: 58px minmax(0, 1fr); gap: 16px;
  padding: clamp(26px, 2.6vw, 36px) 0;
  border-bottom: 1px solid var(--line-2);
  transition: border-color .4s var(--ease);
}
.why-item:hover { border-color: var(--line); }
.why-num {
  font-family: var(--serif); font-size: .82rem; letter-spacing: .18em;
  color: var(--accent); opacity: .9; padding-top: .44em;
}
.why-body h3 {
  font-family: var(--serif); font-weight: 600; letter-spacing: .01em;
  font-size: clamp(1.06rem, 1.35vw, 1.22rem);
  color: var(--ink); margin: 0 0 .55em;
  transition: color .35s var(--ease);
}
.why-body p {
  margin: 0; color: var(--muted);
  font-size: .92rem; line-height: 1.95; max-width: 32em;
}
.why-item:hover .why-body h3 { color: var(--accent); }

@media (max-width: 900px) {
  .why-head { grid-template-columns: 1fr; align-items: start; gap: 18px; }
  .why-head h2 { font-size: clamp(1.22rem, 5.1vw, 1.6rem); }
  .why-grid { grid-template-columns: 1fr; column-gap: 0; }
  .why-item { grid-template-columns: 42px minmax(0, 1fr); gap: 12px; }
}

/* ---------- 移动端二维码：竖向排列，保证扫码尺寸 ---------- */
@media (max-width: 480px) {
  /* 联系页：竖排居中 */
  .qr-block.qr-hero {
    flex-direction: column; align-items: center; text-align: center;
    gap: 12px; padding: 16px;
  }
  .qr-block.qr-hero .qr-cap { align-items: center; }
  .qr-block.qr-hero img { width: 200px; height: 200px; }
  /* 页脚：保持横排，只把二维码缩小，文字不挤压 */
  .footer-qr .qr-block img { width: 96px; height: 96px; }
}

/* ---------- 文章归档分页 ---------- */
.pager {
  display: flex; flex-wrap: wrap; justify-content: center; align-items: center;
  gap: 8px; margin-top: 46px;
}
.pager-num, .pager-step {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 38px; height: 38px; padding: 0 12px;
  border: 1px solid var(--line); border-radius: var(--radius);
  font-size: .86rem; color: var(--ink-2); text-decoration: none;
  background: var(--paper-2);
  transition: border-color .3s var(--ease), color .3s var(--ease), background .3s var(--ease);
}
.pager-num:hover, .pager-step:hover { border-color: var(--accent); color: var(--accent); }
.pager-num.is-active {
  background: var(--ink); color: var(--deep-text); border-color: var(--ink); font-weight: 600;
}
.pager-gap { color: var(--muted-2); padding: 0 2px; }

/* 归档页导语 */
p.prose-lead {
  margin: 0 0 30px; color: var(--muted); text-align: left;
  font-size: clamp(.94rem, 1.1vw, 1.02rem); line-height: 2; max-width: 46em;
}

/* 文章内提示行（指向街道索引等） */
.article-note {
  margin-top: 30px; padding: 15px 18px;
  border-left: 2px solid var(--accent);
  background: var(--paper-3);
  font-size: .9rem; line-height: 1.95; color: var(--ink-2);
}
.article-note a { color: var(--accent-2); text-decoration: underline; text-underline-offset: 3px; }
.article-note a:hover { color: var(--ink); }

@media (max-width: 600px) {
  .pager { gap: 6px; margin-top: 34px; }
  .pager-num, .pager-step { min-width: 34px; height: 34px; padding: 0 9px; font-size: .8rem; }
}

/* ---------- 关于我们：品牌标识 + 品牌叙述（左图右文） ---------- */
.about-intro {
  display: grid;
  grid-template-columns: minmax(0, 200px) minmax(0, 1fr);
  gap: clamp(24px, 3vw, 36px);
  align-items: center;
}
.about-intro__mark {
  width: 100%; aspect-ratio: 1 / 1;
  overflow: hidden; border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: var(--deep); box-shadow: var(--shadow-lg);
}
.about-intro__mark img {
  display: block; width: 100%; height: 100%; object-fit: cover;
}
.about-intro__text p {
  margin: 0 0 1.05em; color: var(--ink-2);
  font-size: 1.02rem; line-height: 2;
}
.about-intro__text p:first-child { color: var(--ink); }
.about-intro__text p:last-child { margin-bottom: 0; }

@media (max-width: 900px) {
  .about-intro { grid-template-columns: minmax(0, 168px) minmax(0, 1fr); gap: 22px; }
  .about-intro__text p { font-size: .96rem; line-height: 1.9; }
}
@media (max-width: 520px) {
  .about-intro { grid-template-columns: 1fr; gap: 20px; }
  .about-intro__mark { max-width: 200px; }
}