/* ==========================================================================
   百灵心语官网 · 设计系统
   移动端优先 | 适老友好（大字号大按钮）| 暖色信任感
   ========================================================================== */

:root {
  /* ---- 色板：全站只用「品牌橙 + 中性灰阶」，语义色仅出现在表单/状态反馈 ---- */
  --brand: #f5a623;
  --brand-dark: #d98400;
  --brand-deep: #b06c00;
  --brand-light: #fff4e0;
  --brand-soft: #fffaf3;
  --brand-line: #f4e0bb;

  --ink: #1f2933;
  --ink-2: #4c5a68;
  --ink-3: #8b96a3;
  --line: #e9edf1;
  --line-2: #f3f6f9;
  --bg: #ffffff;
  --bg-soft: #faf9f7;        /* 唯一的交替底色 */
  --bg-soft-2: #f4f3f0;      /* 内嵌块/更浅一层的底 */

  /* 语义色：只用于「提交成功/失败/状态」这类功能性反馈 */
  --ok: #2f9e63;
  --ok-bg: #eef8f2;
  --err: #cf4638;
  --err-bg: #fdf1ef;

  /* ---- 圆角 ---- */
  --r-xs: 8px;
  --r-sm: 12px;
  --r: 18px;
  --r-lg: 22px;
  --r-xl: 28px;

  /* ---- 阴影（统一只此三档） ---- */
  --sh-sm: 0 1px 3px rgba(31, 41, 51, .05);
  --sh: 0 6px 20px rgba(31, 41, 51, .07);
  --sh-lg: 0 16px 40px rgba(31, 41, 51, .1);

  /* ---- 间距节奏（板块/网格/卡片全站对齐这三个值） ---- */
  --sec-pad: 52px;
  --gap: 20px;
  --card-pad: 24px;

  /* ---- 字号阶梯（级差最大 1.45 倍，收敛原来的大跳跃） ---- */
  --fs-h1: clamp(28px, 5.4vw, 42px); /* 首页 hero */
  --fs-h1-in: 33px;                  /* 内页 hero */
  --fs-h2: 28px;                     /* 板块标题 */
  --fs-h3: 21px;                     /* 卡片标题 */
  --fs-h4: 17px;
  --fs-lead: 17px;
  --fs-body: 15.5px;
  --fs-sm: 14px;
  --fs-xs: 13px;

  /* ---- 尺寸 ---- */
  --wrap: 1200px;
  --nav-h: 76px;
  --font: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei",
          "Hiragino Sans GB", "Source Han Sans CN", sans-serif;
}

* { box-sizing: border-box; }

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

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

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4 { line-height: 1.32; margin: 0 0 .5em; font-weight: 800; }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); }
h4 { font-size: var(--fs-h4); }
p { margin: 0 0 1em; }

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 18px; }

/* 板块：全站只有三种板 —— 白 / 浅暖灰交替 / 橙色强调块 */
.sec { padding: var(--sec-pad) 0; }
.sec-soft { background: var(--bg-soft); }
.sec-brand { background: var(--brand-soft); }
.sec-flush { padding-top: 0; }        /* 紧接 hero 的首个板块 */
.sec-body { font-size: var(--fs-body); color: var(--ink-2); }

/* ------------------------------------------------------------ 顶部栏 */
.topbar {
  background: var(--ink);
  color: #cfd8e0;
  font-size: 13px;
  padding: 7px 0;
}
.topbar .wrap { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; align-items: center; }
.topbar a { color: #ffd591; font-weight: 700; }
.topbar .tel { font-size: 15px; letter-spacing: .5px; }
.topbar-right { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; margin-left: auto; }
.topbar-right .theme-toggle { position: static; transform: none; }

.nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255, 255, 255, .96);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--line);
}
.nav .wrap { display: flex; align-items: center; gap: 18px; height: var(--nav-h); }
/* Logo＝图标（纯图形）+ 文字。文字用 HTML 渲染，可独立调字号且永不模糊 */
.logo { display: flex; align-items: center; gap: 11px; flex-shrink: 0; }
.logo img { height: 46px; width: auto; }
.logo-txt { display: flex; flex-direction: column; justify-content: center; line-height: 1; }
.logo-txt b { font-size: 22px; font-weight: 800; color: var(--ink); letter-spacing: 1.4px; }
.logo-txt i {
  font-style: normal; font-size: 9.5px; font-weight: 700;
  letter-spacing: 2.2px; color: var(--ink-3); margin-top: 5px;
}

.menu { display: flex; gap: 2px; margin-left: auto; align-items: center; }
.menu a {
  padding: 8px 13px; border-radius: var(--r-sm);
  font-size: 15px; font-weight: 600; color: var(--ink-2);
  transition: .18s;
}
.menu a:hover { background: var(--brand-light); color: var(--brand-dark); }
.menu a.on { color: var(--brand-dark); background: var(--brand-light); }
.menu .nav-cta {
  background: var(--brand); color: #fff; font-weight: 700;
  padding: 9px 18px; box-shadow: 0 4px 12px rgba(245, 166, 35, .35);
  margin-left: 6px;
}
.menu .nav-cta:hover { background: var(--brand-dark); color: #fff; }

/* 头部导航「服务项目」下拉（四个服务入口） */
.menu .has-sub { position: relative; }
.menu .has-sub > a { display: inline-flex; align-items: center; gap: 7px; }
.menu .caret {
  width: 6px; height: 6px; border-radius: 1px;
  border-right: 2px solid currentColor; border-bottom: 2px solid currentColor;
  transform: rotate(45deg) translate(-1px, -1px);
  transition: transform .2s;
}
.menu .has-sub:hover > a,
.menu .has-sub.on > a { background: var(--brand-light); color: var(--brand-dark); }
.menu .has-sub:hover .caret { transform: rotate(-135deg) translate(-2px, 1px); }
.menu .has-sub::before {           /* 悬停热区：鼠标移向面板时不中断 */
  content: ""; position: absolute; left: -12px; right: -12px; top: 100%; height: 16px;
}
.menu .sub {
  position: absolute; top: calc(100% + 12px); left: 50%; z-index: 20;
  transform: translateX(-50%) translateY(8px);
  min-width: 202px; padding: 8px; background: #fff;
  border: 1px solid var(--line); border-radius: var(--r); box-shadow: var(--sh-lg);
  display: flex; flex-direction: column; gap: 2px;
  opacity: 0; visibility: hidden; pointer-events: none;
  transition: opacity .2s, transform .2s, visibility .2s;
}
.menu .has-sub:hover .sub,
.menu .has-sub:focus-within .sub {
  opacity: 1; visibility: visible; pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}
.menu .sub a {
  display: flex; align-items: center; gap: 9px; white-space: nowrap;
  padding: 10px 13px; border-radius: var(--r-sm);
  font-size: 15px; font-weight: 600; color: var(--ink-2);
}
.menu .sub a .ic { font-size: 16px; line-height: 1; }
.menu .sub a:hover,
.menu .sub a.on { background: var(--brand-light); color: var(--brand-dark); }

.burger {
  margin-left: auto; display: none;
  width: 44px; height: 40px; border: 1px solid var(--line);
  background: #fff; border-radius: var(--r-sm); cursor: pointer;
  position: relative;
}
.burger span, .burger span::before, .burger span::after {
  position: absolute; left: 11px; width: 20px; height: 2.4px;
  background: var(--ink); border-radius: 2px; transition: .22s;
}
.burger span { top: 18px; }
.burger span::before { content: ""; top: -7px; left: 0; }
.burger span::after { content: ""; top: 7px; left: 0; }
.burger.on span { background: transparent; }
.burger.on span::before { top: 0; transform: rotate(45deg); }
.burger.on span::after { top: 0; transform: rotate(-45deg); }

.mobile-menu {
  display: none; border-top: 1px solid var(--line); background: #fff;
  padding: 10px 18px 18px;
}
.mobile-menu.on { display: block; }
.mobile-menu a {
  display: block; padding: 12px 10px; font-weight: 600;
  border-bottom: 1px solid var(--line); font-size: 16px;
}
.mobile-menu a:last-child { border: 0; }
.mobile-menu .m-cta {
  margin-top: 12px; text-align: center; background: var(--brand);
  color: #fff; border-radius: var(--r-sm); border: 0; font-size: 17px;
}

/* ------------------------------------------------------------ 按钮 */
/* 按钮：全站只有三态 —— 橙实心(主) / 白底描边(次) / 白实心(深底或橙底上用) */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 26px; border-radius: 999px; border: 1.5px solid transparent;
  cursor: pointer; font-family: var(--font);
  font-size: var(--fs-body); font-weight: 700;
  transition: background .16s, border-color .16s, color .16s, transform .16s, box-shadow .16s;
  text-align: center; line-height: 1.3;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--brand); color: #fff; box-shadow: 0 6px 16px rgba(217, 132, 0, .28); }
.btn-primary:hover { background: var(--brand-dark); }
.btn-ghost { background: #fff; color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--brand); color: var(--brand-dark); background: var(--brand-soft); }
.btn-white { background: #fff; color: var(--brand-deep); border-color: #fff; box-shadow: 0 6px 16px rgba(0, 0, 0, .12); }
.btn-white:hover { background: #fffaf0; }
.btn-lg { padding: 15px 32px; font-size: 16.5px; }
.btn-sm { padding: 8px 16px; font-size: var(--fs-sm); }
.btn-block { display: flex; width: 100%; }
.btn:disabled { opacity: .55; cursor: not-allowed; }

.btn-note { font-size: var(--fs-xs); color: var(--ink-3); margin-top: 10px; }

/* 文本链接（统一样式，避免各页各写一套） */
.link-more {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: var(--fs-body); font-weight: 700; color: var(--brand-dark);
}
.link-more:hover { color: var(--brand-deep); }

/* ------------------------------------------------------------ 通用块 */
/* 板块标题：全站同一宽度、同一字号、同一间距 */
.sec-head { text-align: center; max-width: 720px; margin: 0 auto 38px; }
.sec-head .kicker {
  display: inline-block; background: var(--brand-light); color: var(--brand-dark);
  font-size: var(--fs-xs); font-weight: 800; padding: 5px 14px; border-radius: 999px;
  margin-bottom: 14px; letter-spacing: 1px;
}
.sec-head h2 { font-size: var(--fs-h2); letter-spacing: -.3px; margin-bottom: 10px; }
.sec-head p { color: var(--ink-2); font-size: var(--fs-lead); margin: 0; }
.sec-head.left { text-align: left; margin-left: 0; }
.sec-head.left h2 { margin-top: 0; }

/* 卡片：全站同一内边距 / 圆角 / 边框 / 阴影；flex 列 + 末尾按钮贴底 → 网格自动等高 */
.card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--r);
  padding: var(--card-pad); box-shadow: var(--sh-sm);
  display: flex; flex-direction: column;
}
.card h3 { font-size: var(--fs-h3); margin-bottom: 10px; }
.card p { font-size: var(--fs-body); color: var(--ink-2); }
.card > *:last-child { margin-bottom: 0; }
.card > .btn { align-self: flex-start; }
.card > .btn-block { align-self: stretch; }
.card > .btn:last-child { margin-top: auto; }

.grid { display: grid; gap: var(--gap); align-items: stretch; }
.g2 { grid-template-columns: 1fr; }
.g3 { grid-template-columns: 1fr; }
.g4 { grid-template-columns: 1fr; }

/* 配图卡：卡片自身无内边距，图片铺满并裁切，与文字卡等高 */
.card-media { padding: 0; overflow: hidden; }
.card-media img { width: 100%; height: 100%; min-height: 240px; object-fit: cover; display: block; }
.span-2 { grid-column: auto; }
@media (min-width: 1024px) { .span-2 { grid-column: span 2; } }

/* 卡片内文字：统一段距，末尾元素不再多出一行空隙 */
.card p { margin: 0 0 10px; }
.card p:last-child { margin-bottom: 0; }

/* 纯文字清单（代替之前散落的内联样式） */
.list-rows {
  list-style: none; padding: 0; margin: 0;
  font-size: var(--fs-body); color: var(--ink-2);
}
.list-rows li { padding: 10px 0; border-bottom: 1px solid var(--line); }
.list-rows li:last-child { border-bottom: 0; }
.list-rows b { color: var(--ink); }

.list-tight { padding-left: 20px; margin: 0; font-size: var(--fs-sm); color: var(--ink-2); }
.list-tight li { margin-bottom: 7px; }
.list-tight li:last-child { margin-bottom: 0; }

.list-plain { list-style: none; padding: 0; margin: 0; font-size: var(--fs-body); color: var(--ink-2); }
.list-plain li { position: relative; padding-left: 18px; margin-bottom: 9px; }
.list-plain li:last-child { margin-bottom: 0; }
.list-plain li::before {
  content: ""; position: absolute; left: 3px; top: .68em;
  width: 6px; height: 6px; border-radius: 50%; background: var(--brand);
}

.grid.gap-tight { gap: 16px; margin-bottom: 26px; }
.callout-wide { max-width: 860px; margin: 26px auto; }

/* 阅读类窄栏与常用间距 */
.narrow { max-width: 800px; margin-left: auto; margin-right: auto; }
.mt-sm { margin-top: 14px; }
.mt-md { margin-top: 34px; }
.mt-lg { margin-top: 44px; }
.link-inline { color: var(--brand-deep); font-weight: 800; }
.sub-note { margin: 4px 0 0; font-size: var(--fs-sm); color: var(--ink-2); }
.art-meta {
  display: flex; gap: 14px; align-items: center;
  color: var(--ink-3); font-size: var(--fs-sm); margin-bottom: 26px;
}
.assess-card.left { text-align: left; }
.card-img.map img { height: 260px; }

/* 卡片内配图（图片 + 说明文字） */
.card-img { padding: 0; overflow: hidden; }
.card-img img { width: 100%; height: 200px; object-fit: cover; display: block; }
.card-img .cap { padding: 16px 18px 18px; }
.card-img .cap p { margin: 6px 0 0; font-size: var(--fs-sm); color: var(--ink-2); }
.card-img .cap b { font-size: var(--fs-body); }

.mini-note { margin: 6px 0 0; font-size: var(--fs-xs); color: var(--ink-3); }
.stat-line { margin: 0; font-size: var(--fs-body); }
.tel-big-sm { font-size: 24px; font-weight: 800; color: var(--brand-dark); }

/* 两栏页：左内容整幅、右栏（表单）吸顶跟随 */
.prose-inline { max-width: none; margin: 0; }
.prose-inline > h2:first-child { margin-top: 0; }
.prose-inline > .card { margin-top: 30px; }   /* 正文末尾的补充信息卡 */
.side > * + * { margin-top: var(--gap); }
.card-tint { background: var(--brand-soft); border-color: var(--brand-line); }
.art-list + .btn { margin-top: var(--gap); }

/* 「左内容 + 右侧表单」两栏：右栏滚动跟随，消除左侧大片空白 */
.grid.aside { align-items: start; }
.grid.aside > .side { position: sticky; top: calc(var(--nav-h) + 18px); }

/* ------------------------------------------------------------ Hero */
.hero {
  background: linear-gradient(168deg, #fff6e6 0%, #fffdf9 52%, #fff 100%);
  padding: 44px 0 52px; position: relative; overflow: hidden;
}
.hero::after {
  content: ""; position: absolute; right: -80px; top: -60px;
  width: 320px; height: 320px; border-radius: 50%;
  background: radial-gradient(circle, rgba(245, 166, 35, .14), transparent 70%);
}
.hero .wrap { position: relative; z-index: 1; }
.hero h1 {
  font-size: var(--fs-h1); line-height: 1.26;
  letter-spacing: -.8px; margin-bottom: 16px;
}
.hero h1 em { font-style: normal; color: var(--brand-dark); }
.hero .lead { font-size: var(--fs-lead); color: var(--ink-2); max-width: 620px; line-height: 1.72; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin: 26px 0 20px; }
.hero-badges { display: flex; gap: 8px 20px; flex-wrap: wrap; font-size: var(--fs-sm); color: var(--ink-2); }
.hero-badges span { display: flex; align-items: center; gap: 6px; }
.hero-badges i { width: 6px; height: 6px; border-radius: 50%; background: var(--brand); }
.hero-img {
  margin-top: 28px; border-radius: var(--r-lg); overflow: hidden;
  box-shadow: var(--sh-lg); position: relative;
  line-height: 0;
}
/* 关键:按容器宽度等比缩放, 绝不拉伸变形 */
.hero-img img { width: 100%; height: auto; display: block; aspect-ratio: 4 / 3; object-fit: cover; }

/* 快捷入口条 */
.quickbar { background: #fff; border-bottom: 1px solid var(--line); padding: 14px 0; }
.quickbar .wrap { display: flex; gap: 10px; overflow-x: auto; scrollbar-width: none; }
.quickbar .wrap::-webkit-scrollbar { display: none; }
.quickbar a {
  flex-shrink: 0; display: flex; align-items: center; gap: 8px;
  padding: 10px 18px; border-radius: 999px; background: var(--bg-soft);
  font-weight: 700; font-size: 15px; border: 1px solid var(--line); white-space: nowrap;
}
.quickbar a:hover { border-color: var(--brand); color: var(--brand-dark); }
.quickbar a.qa { background: var(--brand); color: #fff; border-color: var(--brand); }
.quickbar a.qa:hover { background: var(--brand-dark); color: #fff; }
.quickbar .ic { font-size: 18px; }

/* ------------------------------------------------------------ 服务卡片 */
.svc { position: relative; }
.svc:hover { transform: translateY(-3px); box-shadow: var(--sh); }
.svc .tag {
  position: absolute; top: 18px; right: 18px; font-size: var(--fs-xs); font-weight: 800;
  padding: 4px 11px; border-radius: 999px;
  background: var(--brand-light); color: var(--brand-dark);
}
.svc .tag.hot { background: var(--brand); color: #fff; }
.svc .tag.new { background: var(--brand-light); color: var(--brand-dark); }
.svc h3 { font-size: var(--fs-h3); margin-bottom: 8px; }
.svc p { color: var(--ink-2); font-size: var(--fs-body); margin-bottom: 14px; }
.svc ul { list-style: none; padding: 0; margin: 0 0 18px; font-size: var(--fs-sm); color: var(--ink-2); }
.svc ul li { padding-left: 20px; position: relative; margin-bottom: 7px; line-height: 1.6; }
.svc ul li::before {
  content: "✓"; position: absolute; left: 0; top: 0;
  color: var(--brand-dark); font-weight: 800;
}
.svc .price {
  font-size: var(--fs-sm); color: var(--ink-3);
  margin: 0 0 16px; padding-top: 14px; border-top: 1px dashed var(--line);
}
.svc .price b { color: var(--brand-dark); font-size: 17px; }

/* ------------------------------------------------------------ 步骤 */
.steps { counter-reset: s; display: grid; gap: var(--gap); }
.step {
  display: flex; gap: 14px; align-items: flex-start; background: #fff;
  border: 1px solid var(--line); border-radius: var(--r); padding: var(--card-pad);
  box-shadow: var(--sh-sm);
}
.step::before {
  counter-increment: s; content: counter(s);
  flex-shrink: 0; width: 38px; height: 38px; border-radius: 50%;
  background: var(--brand); color: #fff; display: grid; place-items: center;
  font-weight: 800; font-size: 16px;
}
.step h4 { margin: 2px 0 6px; font-size: var(--fs-h4); }
.step p { margin: 0; font-size: var(--fs-body); color: var(--ink-2); }

/* ------------------------------------------------------------ 数据条 */
.stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--gap); }
.stat {
  background: #fff; border-radius: var(--r); padding: 26px 16px;
  text-align: center; border: 1px solid var(--line);
}
.stat b { display: block; font-size: 30px; color: var(--brand-dark); line-height: 1.2; }
.stat span { font-size: var(--fs-sm); color: var(--ink-2); }

/* ------------------------------------------------------------ 评估入口卡 */
/* 「先评估，再决定」强调块：全站唯一的橙色实色块（橙色＝转化入口，规律唯一） */
.assess-card {
  background: linear-gradient(135deg, var(--brand) 0%, #ef9013 100%);
  border-radius: var(--r-lg); padding: 38px 32px; color: #fff;
  box-shadow: 0 18px 40px rgba(217, 132, 0, .2);
}
.assess-card h2 { color: #fff; font-size: var(--fs-h2); margin-bottom: 12px; }
.assess-card p { color: rgba(255, 255, 255, .95); font-size: var(--fs-body); line-height: 1.75; }
.assess-card .feat { display: flex; gap: 10px 22px; flex-wrap: wrap; font-size: var(--fs-sm); margin: 18px 0 26px; }
.assess-card .feat span { display: flex; align-items: center; gap: 6px; }
.assess-card .disclaimer {
  font-size: var(--fs-xs); color: rgba(255, 255, 255, .88); margin: 20px 0 0;
  padding-top: 16px; border-top: 1px solid rgba(255, 255, 255, .28);
}
/* 图配文布局：左图右文 */
.assess-split { display: grid; grid-template-columns: 1fr 1.15fr; gap: 34px; align-items: center; }
.assess-img { border-radius: var(--r); overflow: hidden; background: rgba(255,255,255,.15); }
.assess-img img { display: block; width: 100%; height: auto; object-fit: cover; }
.assess-body { text-align: left; }

/* ------------------------------------------------------------ 表单 */
.form-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--r);
  padding: var(--card-pad); box-shadow: var(--sh);
}
/* 表单卡标题与全站卡片标题同级，避免出现第 4 种标题字号 */
.form-card > h2:first-child { font-size: var(--fs-h3); margin-bottom: 6px; }
.form-card > p:first-of-type { font-size: var(--fs-sm); color: var(--ink-2); margin-bottom: 22px; }
.field { margin-bottom: 18px; }
.field > label, .field-label {
  display: block; font-weight: 700; font-size: 15px; margin-bottom: 8px;
}
.field .req { color: var(--err); margin-left: 3px; }
.field input[type=text], .field input[type=tel], .field input[type=number],
.field select, .field textarea {
  width: 100%; padding: 13px 15px; font-size: 16px; font-family: var(--font);
  border: 2px solid var(--line); border-radius: var(--r-sm);
  background: #fff; color: var(--ink); transition: .16s;
}
.field textarea { min-height: 96px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--brand); box-shadow: 0 0 0 4px var(--brand-light);
}
.field .hint { font-size: 13px; color: var(--ink-3); margin-top: 6px; }

.chips { display: flex; flex-wrap: wrap; gap: 9px; }
.chip { position: relative; }
.chip input { position: absolute; opacity: 0; width: 0; height: 0; }
.chip span {
  display: inline-block; padding: 9px 16px; border-radius: 999px;
  border: 2px solid var(--line); font-size: 15px; cursor: pointer;
  transition: .16s; background: #fff; user-select: none;
}
.chip input:checked + span {
  background: var(--brand); border-color: var(--brand); color: #fff; font-weight: 700;
}
.chip span:hover { border-color: var(--brand); }

.form-msg {
  padding: 13px 16px; border-radius: var(--r-sm); font-size: var(--fs-sm);
  margin-top: 16px; display: none; font-weight: 600;
}
.form-msg.ok { display: block; background: var(--ok-bg); color: var(--ok); }
.form-msg.err { display: block; background: var(--err-bg); color: var(--err); }

/* ------------------------------------------ 内页头图（与首页 hero 同一套视觉语言） */
.hero.ph { padding: 36px 0 42px; border-bottom: 1px solid var(--line); }
.hero.ph .crumb { margin-bottom: 12px; }
.hero.ph .kicker {
  display: inline-block; background: #fff; border: 1px solid var(--brand-line);
  color: var(--brand-dark); font-size: var(--fs-xs); font-weight: 800;
  padding: 5px 14px; border-radius: 999px; margin-bottom: 14px; letter-spacing: .5px;
}
.hero.ph h1 { font-size: var(--fs-h1-in); margin-bottom: 14px; }
.hero.ph .lead { max-width: 600px; margin: 0; }
.hero.ph .hero-img img { aspect-ratio: 16 / 10; }
/* 没有配图的页面：单栏、留白加大，避免显得单薄 */
.hero.ph.solo { padding: 46px 0 52px; }
.hero.ph.solo .lead { max-width: 780px; }
.crumb { font-size: var(--fs-sm); color: var(--ink-3); }
.crumb a:hover { color: var(--brand-dark); }

/* ------------------------------------------------------------ 富文本 */
.prose { max-width: 800px; margin: 0 auto; }
.prose h2 {
  font-size: 24px; margin-top: 40px; padding-left: 14px;
  border-left: 4px solid var(--brand);
}
.prose h3 { font-size: 19px; margin-top: 28px; }
.prose p, .prose li { color: var(--ink-2); font-size: 16.5px; }
.prose ul, .prose ol { padding-left: 22px; }
.prose li { margin-bottom: 8px; }
.prose strong { color: var(--ink); }
.prose table { width: 100%; border-collapse: collapse; margin: 20px 0; font-size: var(--fs-sm); }
.prose th, .prose td { border: 1px solid var(--line); padding: 11px 13px; text-align: left; }
.prose th { background: var(--bg-soft-2); font-weight: 700; }

/* 提示块：全站统一为品牌浅橙，不再出现蓝/绿变体 */
.callout {
  background: var(--brand-soft); border: 1px solid var(--brand-line);
  border-left: 4px solid var(--brand); border-radius: var(--r-sm);
  padding: 18px 20px; margin: 22px 0; font-size: var(--fs-body); color: var(--ink-2);
}
.callout b { color: var(--ink); }
.callout h4 { margin: 0 0 6px; font-size: var(--fs-h4); color: var(--ink); }
.callout p:last-child { margin-bottom: 0; }

/* 目录 */
.toc {
  background: var(--bg-soft); border: 1px solid var(--line);
  border-radius: var(--r); padding: 20px 22px; margin-bottom: 32px;
}
.toc b { display: block; margin-bottom: 10px; font-size: var(--fs-sm); }
.toc a { display: inline-block; margin: 0 14px 8px 0; font-size: var(--fs-sm); color: var(--brand-dark); font-weight: 600; }
.toc a:hover { text-decoration: underline; }

/* ------------------------------------------------------------ 师资 */
.teacher-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--gap); }
.teacher {
  display: flex; gap: 14px; align-items: flex-start;
  background: #fff; border: 1px solid var(--line);
  border-radius: var(--r); padding: var(--card-pad); box-shadow: var(--sh-sm);
}
.teacher .ph {
  flex-shrink: 0; width: 58px; height: 58px; border-radius: 50%;
  background: var(--brand-light);
  display: grid; place-items: center; font-size: 22px; font-weight: 800; color: var(--brand-dark);
}
.teacher h4 { margin: 0 0 3px; font-size: var(--fs-h4); }
.teacher .role { font-size: var(--fs-xs); color: var(--brand-dark); font-weight: 700; margin-bottom: 7px; }
.teacher p { margin: 0; font-size: var(--fs-sm); color: var(--ink-2); line-height: 1.68; }

/* 核心师资卡（圆形头像 + 履历） */
.tgrid { display: grid; grid-template-columns: 1fr; gap: var(--gap); }
@media (min-width: 640px) { .tgrid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 980px) { .tgrid { grid-template-columns: repeat(3, 1fr); } }
.tcard {
  display: flex; flex-direction: column; align-items: stretch;
  background: #fff; border: 1px solid var(--line);
  border-radius: var(--r-lg); box-shadow: var(--sh-sm);
  padding: 28px 24px 22px;
  transition: box-shadow .2s, transform .2s;
}
.tcard:hover { box-shadow: var(--sh); transform: translateY(-2px); }
/* 圆形头像：用圆圈裁掉半身照的取景/背景差异，只保留人物 */
.tcard-ph {
  width: 152px; height: 152px; margin: 0 auto 18px;
  border-radius: 50%; overflow: hidden; position: relative;
  background: var(--bg-soft);
  box-shadow: 0 0 0 5px #fff, 0 0 0 6px rgba(245, 166, 35, .38), 0 10px 24px rgba(31, 26, 20, .10);
  flex-shrink: 0;
}
.tcard-ph img {
  width: 100%; height: 100%; display: block;
  object-fit: cover; object-position: 50% 8%;
  aspect-ratio: auto;
}
.tcard-bd { padding: 0; display: flex; flex-direction: column; }
.tcard-bd h4 { margin: 0 0 8px; font-size: var(--fs-h4); text-align: center; }
.tcard-bd .role {
  font-size: var(--fs-xs); color: var(--brand-dark); font-weight: 700;
  margin-bottom: 14px; text-align: center;
}
.tcard-bd .role::after {
  content: ""; display: block; width: 26px; height: 2px; border-radius: 2px;
  background: var(--brand); margin: 10px auto 0; opacity: .55;
}
.tcard-bd p { margin: 0 0 8px; font-size: var(--fs-sm); color: var(--ink-2); line-height: 1.68; }
.tcard-bd p:last-child { margin-bottom: 0; }
.tcard-bd b { color: var(--ink); }

/* ------------------------------------------------------------ 评估 H5 */
.as-wrap { max-width: var(--wrap); margin: 0 auto; padding: 22px 0 80px; }
.as-top { display: flex; align-items: center; gap: 12px; margin-bottom: 20px; }
.as-top .bar { flex: 1; height: 9px; background: var(--line); border-radius: 999px; overflow: hidden; }
.as-top .bar i { display: block; height: 100%; background: linear-gradient(90deg, var(--brand), var(--accent)); border-radius: 999px; transition: width .3s; }
.as-top .txt { font-size: 13.5px; color: var(--ink-3); font-weight: 700; white-space: nowrap; }

.as-card { background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg); padding: 24px 20px; box-shadow: var(--sh-sm); }
.as-intro-split.as-card { padding: 0; overflow: hidden; }
.as-q { font-size: 20px; font-weight: 800; line-height: 1.5; margin-bottom: 6px; }
.as-hint { font-size: 14px; color: var(--ink-3); margin-bottom: 20px; }
.as-opts { display: grid; gap: 11px; }
.as-opt {
  display: flex; align-items: center; gap: 12px; padding: 16px 18px;
  border: 2px solid var(--line); border-radius: var(--r); cursor: pointer;
  font-size: 16.5px; font-weight: 600; transition: .15s; background: #fff;
}
.as-opt:active { transform: scale(.99); }
.as-opt .em { font-size: 24px; }
.as-opt.on { border-color: var(--brand); background: var(--brand-light); color: var(--brand-dark); }
.as-opt.on.opt2 { border-color: var(--accent); background: var(--accent-light); color: #22629e; }
.as-opt.on.opt0 { border-color: #d9dee4; background: var(--bg-soft); color: var(--ink-2); }

.as-dots { display: flex; flex-wrap: wrap; gap: 5px; margin: 20px 0; }
.as-dots i { width: 9px; height: 9px; border-radius: 50%; background: var(--line); }
.as-dots i.done { background: var(--green); }
.as-dots i.cur { background: var(--brand); transform: scale(1.5); }

.as-actions { display: flex; gap: 10px; margin-top: 20px; }
.as-actions .btn { flex: 1; }

/* 评估首页 intro：左图右文，填充长度 */
.as-intro-split { display: grid; grid-template-columns: 1.25fr 1fr; gap: 36px; padding: 0; overflow: hidden; align-items: stretch; }
.as-intro-img { display: flex; flex-direction: column; justify-content: center; background: var(--bg-soft); padding: 32px 32px 32px 18px; }
.as-intro-img img { width: 100%; height: auto; border-radius: var(--r); display: block; box-shadow: var(--sh-sm); }
.as-intro-domains { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 22px; }
.as-intro-domains span { background: #fff; border: 1px solid var(--line-2); border-radius: var(--r-sm); padding: 10px 8px; font-size: 13px; color: var(--ink-2); text-align: center; white-space: nowrap; }
.as-intro-body { padding: 32px 18px 32px 32px; text-align: left; display: flex; flex-direction: column; justify-content: center; align-items: flex-start; }

.as-report { text-align: center; }
.as-report .ring { margin: 0 auto 18px; }
.as-verdict { font-size: 22px; font-weight: 800; margin-bottom: 8px; }
.as-verdict-sub { color: var(--ink-2); font-size: 15.5px; margin-bottom: 24px; }
.as-domains { display: grid; gap: 10px; margin: 24px 0; text-align: left; }
.as-dom {
  display: flex; align-items: center; gap: 12px; padding: 13px 15px;
  border: 1px solid var(--line); border-radius: var(--r-sm); background: #fff;
}
.as-dom .nm { width: 78px; flex-shrink: 0; font-weight: 700; font-size: 15px; }
.as-dom .track { flex: 1; height: 10px; background: var(--line); border-radius: 999px; overflow: hidden; }
.as-dom .track i { display: block; height: 100%; border-radius: 999px; }
.as-dom .val { font-size: 13.5px; color: var(--ink-3); width: 74px; text-align: right; font-weight: 700; }
.as-weak {
  background: #fff8f8; border: 1px solid #f5dcdc; border-left: 5px solid #e46a6a;
  border-radius: var(--r-sm); padding: 18px 20px; text-align: left; margin: 20px 0;
}
.as-weak h4 { margin: 0 0 8px; color: #c0392b; font-size: 17px; }
.as-weak p { margin: 0; font-size: 15px; color: var(--ink-2); }

/* ------------------------------------------------------------ 后台 */
.adm { max-width: 1240px; margin: 0 auto; padding: 22px 18px 70px; }
.adm-top { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 20px; }
.adm-top h1 { font-size: 24px; margin: 0; }
.adm-login { max-width: 400px; margin: 70px auto; }
.adm-cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; margin-bottom: 22px; }
.adm-card { background: #fff; border: 1px solid var(--line); border-radius: var(--r); padding: 18px 20px; }
.adm-card b { display: block; font-size: 28px; color: var(--brand-dark); line-height: 1.3; }
.adm-card span { font-size: 14px; color: var(--ink-2); }
.adm-table { width: 100%; border-collapse: collapse; background: #fff; border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; font-size: 14px; }
.adm-table th, .adm-table td { padding: 11px 12px; text-align: left; border-bottom: 1px solid var(--line); vertical-align: middle; }
.adm-table th { background: var(--bg-soft); font-weight: 700; white-space: nowrap; }
.adm-table tr:last-child td { border-bottom: 0; }
.adm-table .phone { font-weight: 700; color: var(--accent); }
.st { display: inline-block; padding: 3px 10px; border-radius: 999px; font-size: 12.5px; font-weight: 700; }
.st-new { background: var(--accent-light); color: #22629e; }
.st-contacted { background: #fff5e0; color: #b8791a; }
.st-visited { background: var(--purple-light); color: #5b3fb0; }
.st-deal { background: var(--green-light); color: #1e7a4d; }
.st-lost { background: #f2f3f5; color: #7b8794; }
.adm-bar { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 16px; }
.adm-bar input, .adm-bar select { padding: 9px 13px; border: 2px solid var(--line); border-radius: var(--r-sm); font-family: var(--font); font-size: 15px; background: #fff; }
.adm-bar input { flex: 1; min-width: 180px; }
.adm-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.adm-note { font-size: 13px; color: var(--ink-3); margin-top: 12px; }
.adm-follow { width: 100%; min-width: 160px; padding: 7px 9px; border: 1px solid var(--line); border-radius: 8px; font-family: var(--font); font-size: 14px; }

/* ------------------------------------------------------------ 文章 */
.art-list { display: grid; gap: var(--gap); }
.art {
  display: block; background: #fff; border: 1px solid var(--line);
  border-radius: var(--r); padding: var(--card-pad); transition: .2s;
}
.art:hover { box-shadow: var(--sh); transform: translateY(-2px); border-color: var(--brand-line); }
.art .cat {
  display: inline-block; background: var(--brand-light); color: var(--brand-dark);
  font-size: var(--fs-xs); font-weight: 800; padding: 3px 10px; border-radius: 999px; margin-bottom: 10px;
}
.art h3 { font-size: 19px; margin-bottom: 8px; }
.art p { font-size: var(--fs-sm); color: var(--ink-2); margin: 0 0 10px; }
.art .meta { font-size: var(--fs-xs); color: var(--ink-3); }

/* ------------------------------------------------------------ 加盟 */
.franchise { background: var(--brand-soft); }
.fr-grid { display: grid; gap: var(--gap); }
.fr-item {
  background: #fff; border: 1px solid var(--line); border-radius: var(--r);
  padding: var(--card-pad); box-shadow: var(--sh-sm);
}
.fr-item .n { font-size: var(--fs-xs); font-weight: 800; color: var(--brand-dark); letter-spacing: 1px; }
.fr-item h4 { margin: 6px 0 10px; font-size: var(--fs-h4); }
.fr-item p { font-size: var(--fs-body); color: var(--ink-2); margin: 0; }
.fr-item ul { margin: 12px 0 0; padding-left: 20px; font-size: var(--fs-sm); color: var(--ink-2); }
.fr-item li { margin-bottom: 6px; }

/* ------------------------------------------------------------ FAQ */
.faq {
  border: 1px solid var(--line); border-radius: var(--r); background: #fff;
  margin-bottom: 12px; overflow: hidden;
}
.faq summary {
  padding: 18px 22px; font-weight: 700; cursor: pointer; font-size: 16px;
  list-style: none; display: flex; justify-content: space-between; gap: 12px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--brand); font-size: 21px; font-weight: 800; line-height: 1; flex-shrink: 0; }
.faq[open] summary::after { content: "−"; }
.faq .body { padding: 0 22px 20px; color: var(--ink-2); font-size: var(--fs-body); }
.faq .body p:last-child { margin-bottom: 0; }

/* ------------------------------------------------------------ CTA 条（与评估块同为橙色转化区） */
.ctabar { background: linear-gradient(120deg, var(--brand), #f2a52c); color: #fff; padding: 44px 0; }
.ctabar h2 { color: #fff; font-size: var(--fs-h2); }
.ctabar p { color: rgba(255, 255, 255, .95); margin-bottom: 22px; font-size: var(--fs-body); }
.ctabar .tel-big { font-size: 34px; font-weight: 800; display: block; margin-bottom: 6px; letter-spacing: 1px; }

/* ------------------------------------------------------------ 页脚 */
.foot { background: var(--ink); color: #a8b4c0; padding: 46px 0 26px; font-size: var(--fs-sm); }
.foot-grid { display: grid; gap: 30px; margin-bottom: 30px; }
.foot h4 { color: #fff; font-size: var(--fs-body); margin-bottom: 14px; }
.foot a { color: #a8b4c0; display: block; margin-bottom: 9px; }
.foot a:hover { color: var(--brand); }
.foot .f-logo { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
.foot .f-logo img { height: 42px; width: auto; }
.foot .f-logo b { color: #fff; font-size: 20px; letter-spacing: 1.2px; margin: 0; }
.foot .f-full { display: block; color: #fff; font-weight: 700; font-size: var(--fs-body); margin-bottom: 10px; }
.foot .f-brand p { margin: 0; line-height: 1.75; }
.foot-contact { list-style: none; padding: 0; margin: 0; }
.foot-contact li { margin-bottom: 10px; display: flex; align-items: flex-start; gap: 8px; }
.foot-contact li > span:first-child { flex-shrink: 0; width: 18px; text-align: center; line-height: 1.4; }
.foot-contact b { color: #ffd591; }
.foot-bot { border-top: 1px solid #34404b; padding-top: 20px; font-size: var(--fs-xs); color: #7d8a97; text-align: center; }
.foot-bot a { display: inline; margin: 0 6px; }
.qr { background: #fff; padding: 8px; border-radius: 12px; display: inline-block; }
.qr img { width: 116px; height: 116px; }
.f-qr .qr { margin-bottom: 8px; }
.f-qr p { font-size: var(--fs-xs); color: #7d8a97; margin: 0; }
.qr-row { display: flex; gap: 12px; }
.qr-item { display: flex; flex-direction: column; align-items: center; }
.qr-item .qr { margin: 0 0 6px; }
.qr-item .qr img { width: 100px; height: 100px; }
.qr-item > span { font-size: var(--fs-xs); color: #7d8a97; }

/* 移动端浮动联系条 */
.dock {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 90;
  display: flex; background: rgba(255, 255, 255, .98);
  border-top: 1px solid var(--line); box-shadow: 0 -4px 18px rgba(0, 0, 0, .07);
  padding-bottom: env(safe-area-inset-bottom);
}
.dock a, .dock button {
  flex: 1; display: flex; flex-direction: column; align-items: center; gap: 2px;
  padding: 9px 2px; font-size: 12px; font-weight: 700; color: var(--ink-2);
  background: none; border: 0; font-family: var(--font); cursor: pointer;
}
.dock .em { font-size: 20px; }
.dock .hot { color: #fff; background: var(--brand); }

/* ------------------------------------------------------------ 响应式 */
@media (min-width: 640px) {
  .g3, .g4 { grid-template-columns: repeat(2, 1fr); }
  .stats { grid-template-columns: repeat(4, 1fr); }
  .adm-cards { grid-template-columns: repeat(4, 1fr); }
  .foot-grid { grid-template-columns: 1.4fr 1fr 1fr 1fr 0.9fr; }
  .fr-grid { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 900px) {
  /* 桌面端统一加大节奏：板块间距 / 网格间距 / 卡片内边距三处一起调 */
  :root { --sec-pad: 72px; --gap: 24px; --card-pad: 30px; --fs-h1-in: 36px; --fs-h2: 30px; }
  /* 全站字号阶梯（桌面）：h1 42 / h2 30 / h3 21 / h4 17 / 正文 15.5，最大级差 1.43 */
  .g2 { grid-template-columns: repeat(2, 1fr); }
  .g4 { grid-template-columns: repeat(4, 1fr); }
  .teacher-grid { grid-template-columns: repeat(3, 1fr); }
  .hero { padding: 64px 0 72px; }
  .hero-in { display: grid; grid-template-columns: 1.05fr .95fr; gap: 44px; align-items: center; }
  .hero-img { margin-top: 0; }
  .hero.ph { padding: 52px 0 58px; }
  .assess-card { padding: 44px 40px; }
  .dock { display: none; }
  .steps { grid-template-columns: repeat(4, 1fr); }
  .fr-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (min-width: 1024px) {
  .g3 { grid-template-columns: repeat(3, 1fr); }
  .nav .nav-desktop { display: flex; }
}

@media (min-width: 1200px) {
  :root { --fs-h1: 44px; }
}

@media (max-width: 899px) {
  .menu { display: none; }
  .burger { display: block; }
  .mobile-menu.on { padding-bottom: 88px; }   /* 让底部 CTA 不被固定悬浮条遮挡 */
  .grid.aside > .side { position: static; }   /* 单栏堆叠时取消吸顶 */
  .logo img { height: 40px; }
  .logo-txt b { font-size: 19px; letter-spacing: 1px; }
  .logo-txt i { font-size: 8.5px; letter-spacing: 1.6px; margin-top: 4px; }
  .as-wrap { padding-bottom: 96px; }
  .hero.ph { padding: 28px 0 32px; }
  .hero.ph.solo { padding: 32px 0 36px; }
  .prose h2 { margin-top: 30px; }
  .assess-card { padding: 28px 22px; }
  .assess-split { grid-template-columns: 1fr; gap: 24px; }
  .assess-img { max-width: 420px; margin: 0 auto; }
  .assess-body { text-align: center; }
  .as-intro-split { grid-template-columns: 1fr; }
  .as-intro-img { padding: 22px 18px; }
  .as-intro-domains { grid-template-columns: repeat(3, 1fr); }
  .as-intro-body { padding: 26px 18px; }
  .foot-grid { grid-template-columns: 1fr 1fr; gap: 26px 18px; }
  .f-brand { grid-column: 1 / -1; }
  .ctabar .tel-big { font-size: 28px; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; scroll-behavior: auto; }
}

/* 打印（家长打印居家训练卡） */
@media print {
  .nav, .topbar, .dock, .footer, .btn, .ctabar, .theme-toggle, .theme-panel { display: none !important; }
  body { font-size: 12pt; }
  .card { box-shadow: none; border: 1px solid #ccc; }
}

/* 主题切换器 */
.theme-toggle {
  display: inline-flex; align-items: center; gap: 6px;
  background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.22);
  color: #cfd8e0; padding: 4px 10px; border-radius: 999px;
  font-size: 12px; cursor: pointer; transition: .2s;
}
.theme-toggle:hover { background: rgba(255,255,255,.22); color: #fff; }
.theme-dot { width: 12px; height: 12px; border-radius: 50%; border: 1px solid rgba(255,255,255,.4); }
.theme-label { font-weight: 600; }

.theme-panel {
  position: fixed; right: 18px; top: 52px; z-index: 110;
  background: #fff; border: 1px solid var(--line); border-radius: var(--r);
  box-shadow: var(--sh-lg); padding: 12px; min-width: 150px;
  opacity: 0; visibility: hidden; transform: translateY(-8px); transition: .2s;
}
.theme-panel.open { opacity: 1; visibility: visible; transform: translateY(0); }
.theme-panel-head { font-size: 13px; font-weight: 700; color: var(--ink); margin-bottom: 8px; }
.theme-list { display: flex; flex-direction: column; gap: 6px; }
.theme-item {
  display: flex; align-items: center; gap: 8px; width: 100%;
  background: none; border: 0; padding: 7px 8px; border-radius: 8px;
  font-size: 14px; color: var(--ink-2); cursor: pointer; text-align: left;
}
.theme-item:hover { background: var(--bg-soft); color: var(--ink); }
.theme-item-dot { width: 14px; height: 14px; border-radius: 50%; border: 1px solid rgba(0,0,0,.1); }

/* 主题色板（通过 data-theme 覆盖 :root 变量） */
html[data-theme="green"] { --brand: #52c41a; --brand-dark: #389e0d; --brand-deep: #237804; --brand-light: #f6ffed; --brand-soft: #fcfff7; --brand-line: #d9f7be; }
html[data-theme="blue"] { --brand: #1890ff; --brand-dark: #096dd9; --brand-deep: #0050b3; --brand-light: #e6f7ff; --brand-soft: #f7fbff; --brand-line: #bae7ff; }
html[data-theme="purple"] { --brand: #722ed1; --brand-dark: #531dab; --brand-deep: #391085; --brand-light: #f3e6ff; --brand-soft: #faf5ff; --brand-line: #d3adf7; }
html[data-theme="teal"] { --brand: #13c2c2; --brand-dark: #08979c; --brand-deep: #006d75; --brand-light: #e6fffb; --brand-soft: #f5fffb; --brand-line: #b5f5ec; }

/* 减轻首屏与底部的压抑感：hero 改用更干净的白+暖灰，CTA 条用深品牌到品牌而非高亮黄 */
.hero { background: linear-gradient(168deg, #ffffff 0%, #faf9f7 52%, #ffffff 100%); }
.ctabar { background: linear-gradient(120deg, var(--brand-dark) 0%, var(--brand) 100%); }

/* FAQ 与可两栏的版块：去掉大段留白，左右排列 */
.faq-wrap { display: grid; gap: var(--gap); align-items: start; }
.faq-list { width: 100%; }
@media (min-width: 900px) {
  .faq-wrap { grid-template-columns: 1.25fr .75fr; }
  .faq-sticky { position: sticky; top: calc(var(--nav-h) + 24px); }
}