/* ============================================================
   询盘云广州分公司 v2 — 设计系统
   品牌色提取自 LeadsCloud logo：深藏蓝 + 橙→粉→紫渐变（"O"）
   ============================================================ */
:root {
  --ink: #0E1230;          /* 深藏蓝（logo 文字色） */
  --ink-2: #171D45;
  --primary: #2D4EF5;
  --primary-dark: #1E3BD0;
  --o1: #FF7A45;           /* 渐变起点 橙 */
  --o2: #E8336E;           /* 渐变中点 粉 */
  --o3: #8B3DFF;           /* 渐变终点 紫 */
  --grad: linear-gradient(90deg, var(--o1), var(--o2) 50%, var(--o3));
  --grad-diag: linear-gradient(135deg, var(--o1) 0%, var(--o2) 50%, var(--o3) 100%);
  --bg: #FFFFFF;
  --bg-soft: #F6F8FE;
  --text: #1A2233;
  --muted: #5A6478;
  --border: #E5E9F4;
  --radius: 18px;
  --maxw: 1160px;
  --shadow: 0 18px 50px rgba(14, 18, 48, .10);
  --shadow-sm: 0 6px 20px rgba(14, 18, 48, .07);
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  color: var(--text); background: var(--bg);
  line-height: 1.8; font-size: 16px;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--primary); text-decoration: none; }
img { max-width: 100%; vertical-align: middle; }
.container { max-width: var(--maxw); margin: 0 auto; padding: 0 28px; }

/* ---------- 通用文字元素 ---------- */
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 13px; font-weight: 700; letter-spacing: 3px;
  text-transform: uppercase; margin-bottom: 16px;
}
.eyebrow::before { content: ""; width: 28px; height: 3px; border-radius: 2px; background: var(--grad); }
.eyebrow.grad-text { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.grad-text { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.sec-head { max-width: 780px; margin: 0 auto 56px; }
.sec-head.center { text-align: center; }
.sec-head.center .eyebrow::before { display: none; }
.sec-head h2 { font-size: 38px; line-height: 1.35; font-weight: 800; letter-spacing: .5px; }
.sec-head p.lead { color: var(--muted); margin-top: 16px; font-size: 17.5px; line-height: 1.9; }

/* ---------- 顶部导航 ---------- */
.header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.9);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(14,18,48,.06);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.logo img { height: 46px; }
.nav-links { display: flex; gap: 34px; align-items: center; }
.nav-links a { color: var(--text); font-size: 15px; font-weight: 600; position: relative; }
.nav-links a:not(.nav-cta)::after {
  content: ""; position: absolute; left: 0; bottom: -6px; width: 0; height: 2.5px;
  border-radius: 2px; background: var(--grad); transition: width .25s;
}
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }
.nav-cta {
  background: var(--ink); color: #fff !important;
  padding: 10px 24px; border-radius: 999px; font-size: 14px;
  transition: all .25s;
}
.nav-cta:hover { background: var(--grad-diag); transform: translateY(-1px); box-shadow: 0 8px 20px rgba(232,51,110,.3); }

/* ---------- 暗色首屏 ---------- */
.hero-dark {
  position: relative; overflow: hidden;
  background: var(--ink);
  color: #fff;
  padding: 110px 0 130px;
}
.hero-dark .orb { position: absolute; border-radius: 50%; filter: blur(90px); opacity: .5; pointer-events: none; }
.hero-dark .orb-1 { width: 520px; height: 520px; background: var(--o2); top: -180px; right: -120px; }
.hero-dark .orb-2 { width: 420px; height: 420px; background: var(--o3); bottom: -200px; left: -100px; opacity: .35; }
.hero-dark .orb-3 { width: 300px; height: 300px; background: var(--o1); top: 40%; left: 42%; opacity: .18; }
.hero-dark::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image: linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(255,255,255,.045) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 75% 65% at 50% 40%, #000 30%, transparent 75%);
}
.hero-inner { position: relative; text-align: center; max-width: 900px; margin: 0 auto; }
.hero-tag {
  display: inline-block; padding: 8px 20px; border-radius: 999px;
  border: 1px solid rgba(255,255,255,.22); background: rgba(255,255,255,.07);
  font-size: 13.5px; letter-spacing: 2px; color: #E8E2FF; margin-bottom: 28px;
}
.hero-dark h1 { font-size: 54px; line-height: 1.28; font-weight: 900; letter-spacing: 1px; }
.hero-dark h1 .grad-text { color: transparent; }
.hero-dark p.sub {
  max-width: 760px; margin: 26px auto 0;
  color: rgba(255,255,255,.72); font-size: 18.5px; line-height: 2;
}
.hero-actions { margin-top: 44px; display: flex; gap: 18px; justify-content: center; flex-wrap: wrap; }
.btn {
  display: inline-block; padding: 15px 40px; border-radius: 999px;
  font-size: 16px; font-weight: 700; transition: all .25s; letter-spacing: .5px;
}
.btn-grad { background: var(--grad-diag); color: #fff; box-shadow: 0 10px 30px rgba(232,51,110,.35); }
.btn-grad:hover { transform: translateY(-3px); box-shadow: 0 16px 40px rgba(232,51,110,.45); }
.btn-line { border: 1.5px solid rgba(255,255,255,.4); color: #fff; }
.btn-line:hover { border-color: #fff; background: rgba(255,255,255,.08); }
.btn-dark { background: var(--ink); color: #fff; }
.btn-dark:hover { background: var(--grad-diag); transform: translateY(-2px); }
.hero-chips { margin-top: 46px; display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.hero-chip {
  padding: 9px 20px; border-radius: 999px; font-size: 13.5px;
  background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.15); color: rgba(255,255,255,.85);
}
.hero-chip b { color: #FFB199; font-weight: 700; }

/* ---------- 数据带 ---------- */
.stats-band { background: var(--grad-diag); color: #fff; padding: 56px 0; position: relative; overflow: hidden; }
.stats-band::after {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(ellipse 60% 120% at 85% 0%, rgba(255,255,255,.16), transparent 60%);
}
.stats-band .stats { position: relative; z-index: 1; display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; text-align: center; }
.stat .num { font-size: 52px; font-weight: 900; letter-spacing: 1px; line-height: 1.2; }
.stat .num small { font-size: 26px; }
.stat .label { color: rgba(255,255,255,.85); font-size: 14.5px; margin-top: 6px; line-height: 1.6; }

/* ---------- 区块 ---------- */
section.block { padding: 100px 0; }
section.block.soft { background: var(--bg-soft); }
section.block.tight { padding: 72px 0; }

/* ---------- 卡片 ---------- */
.grid { display: grid; gap: 26px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.card {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  padding: 40px 34px; transition: all .3s; position: relative; overflow: hidden;
}
.card::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: var(--grad); opacity: 0; transition: opacity .3s;
}
.card:hover { box-shadow: var(--shadow); transform: translateY(-6px); border-color: transparent; }
.card:hover::before { opacity: 1; }
.card .icon {
  width: 58px; height: 58px; border-radius: 16px; display: flex; align-items: center; justify-content: center;
  font-size: 27px; margin-bottom: 22px;
  background: linear-gradient(135deg, #FFF0E9, #FDE7F1 55%, #F1E7FF);
  box-shadow: inset 0 0 0 1px rgba(232,51,110,.12);
}
.card h3 { font-size: 20px; margin-bottom: 12px; font-weight: 800; }
.card p { color: var(--muted); font-size: 15px; line-height: 1.9; }
.card ul { margin-top: 16px; list-style: none; }
.card ul li { padding-left: 24px; position: relative; color: var(--muted); font-size: 14.5px; margin-bottom: 8px; line-height: 1.7; }
.card ul li::before {
  content: ""; position: absolute; left: 2px; top: 9px; width: 12px; height: 12px; border-radius: 4px;
  background: var(--grad); opacity: .85;
  mask: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 12 12"><path d="M2 6.5l2.5 2.5L10 3.5" stroke="black" stroke-width="2" fill="none"/></svg>') center/contain no-repeat;
  -webkit-mask: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 12 12"><path d="M2 6.5l2.5 2.5L10 3.5" stroke="black" stroke-width="2" fill="none"/></svg>') center/contain no-repeat;
}
.card .card-num {
  position: absolute; top: 26px; right: 30px; font-size: 44px; font-weight: 900;
  color: transparent; -webkit-text-stroke: 1.5px rgba(14,18,48,.10); line-height: 1;
}

/* 暗色卡片（三层基础等） */
.card-dark {
  background: var(--ink); color: #fff; border-radius: var(--radius);
  padding: 42px 34px; position: relative; overflow: hidden; transition: transform .3s;
}
.card-dark::after {
  content: ""; position: absolute; width: 220px; height: 220px; border-radius: 50%;
  background: var(--o2); filter: blur(80px); opacity: .22; bottom: -80px; right: -60px;
}
.card-dark:hover { transform: translateY(-6px); }
.card-dark h3 { font-size: 20px; margin-bottom: 12px; font-weight: 800; position: relative; z-index: 1; }
.card-dark p { color: rgba(255,255,255,.72); font-size: 15px; line-height: 1.9; position: relative; z-index: 1; }
.card-dark ul { margin-top: 16px; list-style: none; position: relative; z-index: 1; }
.card-dark ul li { padding-left: 24px; position: relative; color: rgba(255,255,255,.75); font-size: 14.5px; margin-bottom: 8px; }
.card-dark ul li::before { content: "›"; position: absolute; left: 4px; color: #FF8A65; font-weight: 800; }
.card-dark .icon {
  width: 58px; height: 58px; border-radius: 16px; display: flex; align-items: center; justify-content: center;
  font-size: 27px; margin-bottom: 22px;
  background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.14);
  position: relative; z-index: 1;
}

/* ---------- 痛点/数据区 ---------- */
.pain-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.pain {
  border-radius: var(--radius); padding: 38px 32px;
  background: #fff; border: 1px solid var(--border);
}
.pain .big { font-size: 46px; font-weight: 900; line-height: 1.2; }
.pain .desc { color: var(--muted); margin-top: 12px; font-size: 15px; line-height: 1.9; }
.pain .src { display: inline-block; margin-top: 14px; font-size: 12.5px; color: #A0A8BC; letter-spacing: .5px; }

/* ---------- 流程时间轴 ---------- */
.flow { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; position: relative; }
.flow::before {
  content: ""; position: absolute; top: 31px; left: 12%; right: 12%; height: 2px;
  background: linear-gradient(90deg, var(--o1), var(--o2), var(--o3)); opacity: .35;
}
.flow-step { text-align: center; padding: 0 20px; position: relative; }
.flow-step .dot {
  width: 62px; height: 62px; margin: 0 auto 20px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 24px; font-weight: 800; color: #fff;
  background: var(--grad-diag); box-shadow: 0 10px 24px rgba(232,51,110,.28);
  position: relative; z-index: 1;
}
.flow-step h3 { font-size: 18px; font-weight: 800; margin-bottom: 10px; }
.flow-step p { color: var(--muted); font-size: 14px; line-height: 1.8; }

/* ---------- 金句带 ---------- */
.quote-band {
  background: var(--ink); color: #fff; text-align: center;
  padding: 90px 0; position: relative; overflow: hidden;
}
.quote-band::before {
  content: "“"; position: absolute; top: 10px; left: 50%; transform: translateX(-50%);
  font-size: 260px; font-family: Georgia, serif; line-height: 1;
  color: rgba(255,255,255,.05); pointer-events: none;
}
.quote-band p.main { font-size: 32px; font-weight: 800; line-height: 2; max-width: 820px; margin: 0 auto; position: relative; }
.quote-band p.sub { color: rgba(255,255,255,.6); margin-top: 20px; font-size: 16px; position: relative; }

/* ---------- FAQ ---------- */
.faq-wrap { max-width: 860px; margin: 0 auto; }
.faq-item {
  border: 1px solid var(--border); border-radius: 16px; margin-bottom: 16px;
  background: #fff; transition: all .25s; overflow: hidden;
}
.faq-item:hover { border-color: #D8DEF0; }
.faq-item.open { box-shadow: var(--shadow-sm); border-color: transparent; }
.faq-item h3 {
  font-size: 16.5px; font-weight: 700; cursor: pointer;
  padding: 22px 26px; display: flex; justify-content: space-between; align-items: center; gap: 16px;
}
.faq-item h3 .arrow {
  flex-shrink: 0; width: 30px; height: 30px; border-radius: 50%;
  background: var(--bg-soft); display: flex; align-items: center; justify-content: center;
  color: var(--primary); font-weight: 800; transition: all .25s; font-size: 15px;
}
.faq-item.open h3 .arrow { background: var(--grad-diag); color: #fff; transform: rotate(90deg); }
.faq-item .answer { display: none; color: var(--muted); padding: 0 26px 24px; font-size: 15px; line-height: 2; }
.faq-item.open .answer { display: block; }

/* ---------- 表单页 ---------- */
.form-wrap { display: grid; grid-template-columns: 1fr 1.1fr; gap: 56px; align-items: start; }
.form-side h2 { font-size: 34px; margin-bottom: 18px; line-height: 1.4; }
.form-side p { color: var(--muted); margin-bottom: 14px; line-height: 2; }
.contact-list { margin-top: 28px; border-top: 1px solid var(--border); padding-top: 24px; }
.contact-list li { list-style: none; display: flex; gap: 12px; margin-bottom: 14px; color: var(--muted); font-size: 15px; }
.contact-list b { color: var(--text); }
.form-box {
  background: #fff; border-radius: 22px; padding: 44px 40px;
  box-shadow: var(--shadow); position: relative; overflow: hidden;
}
.form-box::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 4px; background: var(--grad); }
.form-group { margin-bottom: 22px; }
.form-group label { display: block; font-size: 14px; font-weight: 700; margin-bottom: 8px; }
.form-group label .req { color: #E5484D; }
.form-group input, .form-group select, .form-group textarea {
  width: 100%; padding: 13px 16px; border: 1.5px solid var(--border); border-radius: 12px;
  font-size: 15px; font-family: inherit; background: var(--bg-soft); transition: all .2s;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none; border-color: var(--o2); background: #fff; box-shadow: 0 0 0 4px rgba(232,51,110,.08);
}
.form-box .btn { width: 100%; border: none; cursor: pointer; }
.form-note { font-size: 12.5px; color: #A0A8BC; margin-top: 14px; text-align: center; }

/* ---------- CTA 带 ---------- */
.cta-band {
  background: var(--grad-diag); border-radius: 28px; color: #fff;
  padding: 64px 60px; text-align: center; position: relative; overflow: hidden;
}
.cta-band::before {
  content: ""; position: absolute; inset: 0;
  background-image: radial-gradient(rgba(255,255,255,.18) 1px, transparent 1px);
  background-size: 26px 26px; opacity: .35;
}
.cta-band h2 { font-size: 32px; font-weight: 900; position: relative; }
.cta-band p { color: rgba(255,255,255,.88); margin: 14px 0 30px; font-size: 16.5px; position: relative; }
.cta-band .btn { background: #fff; color: var(--o2); position: relative; }
.cta-band .btn:hover { transform: translateY(-3px); box-shadow: 0 14px 34px rgba(0,0,0,.22); }

/* ---------- 客户名条 ---------- */
.logo-strip { display: flex; gap: 18px; justify-content: center; flex-wrap: wrap; }
.logo-strip .chip {
  padding: 18px 34px; border-radius: 14px; background: #fff; border: 1px solid var(--border);
  font-size: 17px; font-weight: 800; color: var(--ink); letter-spacing: 2px; transition: all .25s;
}
.logo-strip .chip:hover { border-color: transparent; box-shadow: var(--shadow-sm); transform: translateY(-3px); color: var(--o2); }

/* ---------- 二级下拉菜单 ---------- */
.nav-drop { position: relative; }
.nav-drop > a { display: inline-flex; align-items: center; gap: 7px; }
.nav-drop > a::after {
  content: ""; border: 4.5px solid transparent; border-top-color: currentColor;
  margin-top: 7px; transition: transform .25s;
}
.nav-drop:hover > a::after { transform: rotate(180deg) translateY(-4px); }
.nav-drop .sub-menu {
  position: absolute; top: 100%; left: 50%; transform: translate(-50%, 12px);
  background: #fff; border: 1px solid var(--border); border-radius: 16px;
  box-shadow: var(--shadow); padding: 10px; min-width: 300px;
  opacity: 0; visibility: hidden; transition: all .25s;
}
.nav-drop:hover .sub-menu, .nav-drop:focus-within .sub-menu {
  opacity: 1; visibility: visible; transform: translate(-50%, 6px);
}
.sub-menu a {
  display: block; padding: 11px 16px; border-radius: 11px;
  color: var(--text); white-space: nowrap; transition: background .2s;
}
.sub-menu a b { display: block; font-size: 14.5px; font-weight: 700; }
.sub-menu a span { display: block; font-size: 12.5px; color: var(--muted); margin-top: 1px; }
.sub-menu a:hover { background: var(--bg-soft); }
.sub-menu a:hover b { color: var(--o2); }

/* 锚点定位避开吸顶导航 */
section[id] { scroll-margin-top: 92px; }

/* ---------- 双轨 SEO 对比 ---------- */
.dual {
  border: 1px solid var(--border); border-radius: 26px; overflow: hidden;
  background: #fff; box-shadow: var(--shadow-sm);
}
.dual-head { display: grid; grid-template-columns: 1fr 1fr; }
.dual-col { padding: 46px 40px; position: relative; }
.dual-col + .dual-col { border-left: 1px solid var(--border); background: linear-gradient(180deg, #FCFBFF, #fff); }
.track-tag {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 7px 16px; border-radius: 999px; margin-bottom: 22px;
  font-size: 12.5px; font-weight: 800; letter-spacing: 2px;
}
.track-human { background: rgba(45,78,245,.09); color: var(--primary); }
.track-ai { background: var(--grad-diag); color: #fff; }
.dual-col h3 { font-size: 26px; font-weight: 900; letter-spacing: .5px; margin-bottom: 10px; }
.dual-col .who {
  font-size: 14.5px; color: var(--muted); line-height: 1.9;
  padding-bottom: 20px; margin-bottom: 22px; border-bottom: 1px dashed var(--border);
}
.dual-col ul { list-style: none; }
.dual-col ul li {
  position: relative; padding-left: 26px; margin-bottom: 12px;
  font-size: 14.5px; color: var(--muted); line-height: 1.8;
}
.dual-col ul li::before {
  content: ""; position: absolute; left: 2px; top: 10px; width: 10px; height: 10px;
  border-radius: 3px; background: var(--grad); opacity: .9;
}
.dual-col ul li b { color: var(--text); font-weight: 700; }
.dual-foot {
  display: flex; gap: 18px; align-items: flex-start; flex-wrap: wrap;
  border-top: 1px solid var(--border); background: var(--bg-soft); padding: 30px 40px;
}
.dual-foot .k { flex-shrink: 0; font-weight: 800; color: var(--text); font-size: 15px; }
.dual-foot p { color: var(--muted); font-size: 14.5px; line-height: 1.9; flex: 1; min-width: 260px; }

/* ---------- 服务范围条 ---------- */
.scope-wrap { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-top: 8px; }
.scope-wrap .chip {
  padding: 9px 20px; border-radius: 999px; background: #fff;
  border: 1px solid var(--border); font-size: 14px; font-weight: 600; color: var(--ink);
}
.scope-wrap .chip.on { background: var(--grad-diag); color: #fff; border-color: transparent; font-weight: 700; }

/* ---------- 重点行业 ---------- */
.ind-grid .card[id] { scroll-margin-top: 100px; }
.ind-grid .card .ind-tag {
  display: inline-block; padding: 5px 14px; border-radius: 999px; margin-bottom: 14px;
  font-size: 12.5px; font-weight: 700; letter-spacing: 1.5px;
  background: rgba(45,78,245,.09); color: var(--primary);
}
.kw-line {
  margin-top: 18px; padding-top: 16px; border-top: 1px dashed var(--border);
  font-size: 13px; color: #929AB0; line-height: 2;
}
.kw-line b { color: var(--muted); font-weight: 700; }
.ind-nav { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-top: 6px; }
.ind-nav a {
  padding: 8px 18px; border-radius: 999px; background: #fff; border: 1px solid var(--border);
  font-size: 14px; font-weight: 600; color: var(--ink); transition: all .22s;
}
.ind-nav a:hover { border-color: transparent; background: var(--grad-diag); color: #fff; }

/* ---------- 表单提交状态 ---------- */
.form-status {
  border-radius: 12px; padding: 14px 18px; margin-bottom: 16px;
  font-size: 14.8px; line-height: 1.8;
}
.form-status.ok   { background: #ECFDF3; border: 1px solid #A7F3D0; color: #046C4E; }
.form-status.err  { background: #FEF2F2; border: 1px solid #FECACA; color: #991B1B; }
.form-status.wait { background: var(--bg-soft); border: 1px solid var(--border); color: var(--muted); }

/* ---------- 文章 / 干货 ---------- */
.article-hero {
  background: var(--ink);
  background-image:
    radial-gradient(900px 380px at 18% -10%, rgba(232,51,110,.22), transparent 60%),
    radial-gradient(700px 320px at 88% 10%, rgba(139,61,255,.20), transparent 62%);
  padding: 60px 0 46px;
}
.article-hero .wrap { max-width: 820px; }
.article-hero h1 {
  color: #fff; font-size: 34px; line-height: 1.32; margin: 16px 0 18px;
  letter-spacing: -.4px;
}
.article-meta {
  display: flex; flex-wrap: wrap; gap: 10px 18px; align-items: center;
  color: rgba(255,255,255,.62); font-size: 13.5px; margin-top: 6px;
}
.article-meta span { display: inline-flex; align-items: center; gap: 6px; }
.article-meta .dot { width: 4px; height: 4px; border-radius: 50%; background: rgba(255,255,255,.35); }

.article-wrap { max-width: 820px; margin: 0 auto; }
.article-body { font-size: 16.5px; line-height: 1.95; color: #26314A; }
.article-body h2 {
  font-size: 25px; line-height: 1.4; color: var(--ink); margin: 52px 0 18px;
  padding-left: 16px; border-left: 4px solid transparent;
  border-image: var(--grad) 1;
  letter-spacing: -.2px;
}
.article-body h3 { font-size: 19.5px; color: var(--ink); margin: 34px 0 12px; }
.article-body p { margin: 0 0 18px; }
.article-body ul, .article-body ol { margin: 0 0 22px; padding-left: 22px; }
.article-body li { margin-bottom: 10px; }
.article-body strong { color: var(--ink); }
.article-body a { color: var(--primary-dark); text-decoration: underline; text-underline-offset: 3px; }
.article-body blockquote {
  margin: 26px 0; padding: 16px 22px; background: var(--bg-soft);
  border-radius: 12px; color: var(--muted); font-size: 15.5px; line-height: 1.8;
}

/* 结论先行框 */
.key-box {
  background: linear-gradient(180deg, #F7F9FF, #FFFFFF);
  border: 1px solid var(--border); border-left: 4px solid var(--o2);
  border-radius: 14px; padding: 22px 26px; margin: 0 0 34px;
  box-shadow: var(--shadow-sm);
}
.key-box .k-label {
  font-size: 12.5px; font-weight: 800; letter-spacing: 1.2px;
  background: var(--grad); -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; margin-bottom: 8px;
}
.key-box p { margin: 0; font-size: 16.5px; line-height: 1.85; color: var(--ink); }
.key-box p + p { margin-top: 12px; }

/* 表格 */
.table-scroll { overflow-x: auto; margin: 0 0 26px; -webkit-overflow-scrolling: touch; }
.article-body table {
  width: 100%; border-collapse: collapse; font-size: 15px; min-width: 560px;
}
.article-body thead th {
  background: var(--ink); color: #fff; text-align: left; font-weight: 600;
  padding: 13px 16px; font-size: 14.5px;
}
.article-body tbody td {
  border-bottom: 1px solid var(--border); padding: 13px 16px; vertical-align: top;
  line-height: 1.7;
}
.article-body tbody tr:nth-child(even) { background: #FAFBFF; }
.article-body tbody td:first-child { font-weight: 700; color: var(--ink); white-space: nowrap; }

/* 目录 */
.toc {
  background: var(--bg-soft); border: 1px solid var(--border);
  border-radius: 14px; padding: 20px 24px; margin: 0 0 40px;
}
.toc h4 { font-size: 14px; letter-spacing: .5px; color: var(--muted); margin-bottom: 12px; }
.toc ol { margin: 0; padding-left: 20px; }
.toc li { margin-bottom: 8px; font-size: 15.5px; }
.toc a { text-decoration: none; color: var(--ink); }
.toc a:hover { color: var(--o2); text-decoration: underline; }

/* 自查清单 */
.check-list { list-style: none; padding: 0; margin: 0 0 26px; }
.check-list li {
  position: relative; padding-left: 32px; margin-bottom: 12px; line-height: 1.75;
}
.check-list li::before {
  content: "□"; position: absolute; left: 6px; top: 0;
  color: var(--o2); font-size: 17px;
}

/* 分割与收尾 */
.article-end {
  margin-top: 56px; padding-top: 30px; border-top: 1px solid var(--border);
  display: flex; flex-wrap: wrap; gap: 14px; justify-content: space-between; align-items: center;
}
.article-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.article-tags span {
  font-size: 13px; padding: 5px 13px; border-radius: 999px;
  background: var(--bg-soft); border: 1px solid var(--border); color: var(--muted);
}

/* 文章列表页 */
.blog-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.blog-card {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  padding: 28px; display: flex; flex-direction: column; transition: .25s;
  box-shadow: var(--shadow-sm); position: relative; overflow: hidden;
}
.blog-card::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: var(--grad); transform: scaleX(0); transform-origin: left; transition: .3s;
}
.blog-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.blog-card:hover::before { transform: scaleX(1); }
.blog-card .b-tag {
  font-size: 12px; font-weight: 800; letter-spacing: 1px; color: var(--o2);
  margin-bottom: 10px;
}
.blog-card h3 { font-size: 19px; line-height: 1.45; margin-bottom: 12px; }
.blog-card h3 a { color: var(--ink); text-decoration: none; }
.blog-card h3 a:hover { color: var(--o2); }
.blog-card p { font-size: 14.8px; color: var(--muted); line-height: 1.8; flex: 1; }
.blog-card .b-meta {
  font-size: 12.5px; color: #8A93A8; margin-top: 16px; padding-top: 14px;
  border-top: 1px solid var(--border);
}

@media (max-width: 960px) {
  .blog-grid { grid-template-columns: 1fr; }
  .article-hero h1 { font-size: 25px; }
  .article-body { font-size: 16px; }
  .article-body h2 { font-size: 21px; margin-top: 40px; }
}

/* ---------- 页脚 ---------- */
.footer { background: #0B0F26; color: #AEB6CE; padding: 72px 0 34px; margin-top: 0; }
.footer a { color: #AEB6CE; }
.footer a:hover { color: #fff; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.2fr; gap: 40px; }
.footer img { height: 42px; margin-bottom: 4px; }
/* 页脚 logo：透明底白色版（logo-light.png），深色底上直接可见 */
.footer .footer-logo { height: 42px; width: auto; display: block; }
.footer h4 { color: #fff; font-size: 15px; margin-bottom: 16px; letter-spacing: 1px; }
.footer ul { list-style: none; }
.footer ul li { margin-bottom: 10px; font-size: 14px; line-height: 1.8; }
.footer .brand-desc { font-size: 13.5px; margin-top: 16px; max-width: 340px; line-height: 2; color: #8B93AC; }
.footer-bottom { border-top: 1px solid #1E2547; margin-top: 48px; padding-top: 24px; font-size: 13px; text-align: center; color: #8B93AC; }

/* ---------- 面包屑 ---------- */
.breadcrumb { font-size: 13px; color: var(--muted); padding: 20px 0 0; }
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--primary); }

/* ---------- 子页 hero ---------- */
.page-hero {
  background: var(--ink); color: #fff; padding: 84px 0 72px;
  position: relative; overflow: hidden;
}
.page-hero .orb { position: absolute; border-radius: 50%; filter: blur(90px); opacity: .4; pointer-events: none; }
.page-hero .orb-1 { width: 460px; height: 460px; background: var(--o2); top: -160px; right: -100px; }
.page-hero .orb-2 { width: 380px; height: 380px; background: var(--o3); bottom: -180px; left: -80px; opacity: .3; }
.page-hero h1 { font-size: 44px; font-weight: 900; position: relative; }
.page-hero p.sub { color: rgba(255,255,255,.72); margin-top: 18px; font-size: 17.5px; max-width: 760px; line-height: 2; position: relative; }
.page-hero.on-soft { background: var(--bg-soft); color: var(--text); }
.page-hero.on-soft p.sub { color: var(--muted); }

/* ---------- 总部名片（北京总部 / 广州分公司） ---------- */
.hq-card {
  background: var(--ink); color: #fff; border-radius: 22px; overflow: hidden;
  position: relative; display: grid; grid-template-columns: 1.08fr 1fr; box-shadow: var(--shadow);
}
.hq-card::after {
  content: ""; position: absolute; width: 300px; height: 300px; border-radius: 50%;
  background: var(--o2); filter: blur(100px); opacity: .18; bottom: -140px; left: -80px;
}
.hq-main { padding: 44px 42px; position: relative; z-index: 1; }
.hq-badge {
  display: inline-flex; align-items: center; gap: 8px; padding: 6px 15px; border-radius: 999px;
  background: var(--grad-diag); color: #fff; font-size: 12.5px; font-weight: 700; letter-spacing: 1.5px;
}
.hq-main h3 { font-size: 27px; font-weight: 900; margin: 18px 0 6px; line-height: 1.35; }
.hq-main .hq-brand { font-size: 14.5px; color: rgba(255,255,255,.6); }
.hq-main p { margin-top: 16px; font-size: 15px; line-height: 1.95; color: rgba(255,255,255,.78); }
.hq-facts {
  background: rgba(255,255,255,.045); border-left: 1px solid rgba(255,255,255,.09);
  padding: 36px; display: grid; grid-template-columns: 1fr 1fr; gap: 20px 26px;
  align-content: center; position: relative; z-index: 1;
}
.hq-facts div span { display: block; font-size: 12.5px; color: rgba(255,255,255,.5); letter-spacing: .5px; }
.hq-facts div b { display: block; font-size: 19px; font-weight: 800; margin-top: 3px; }
.hq-note {
  margin-top: 22px; padding: 20px 26px; border-radius: 14px;
  background: var(--bg-soft); border: 1px solid var(--border);
  color: var(--muted); font-size: 15px; line-height: 1.9;
}
.hq-note b { color: var(--text); }

/* ---------- 右下角在线咨询弹窗 ---------- */
.cc { position: fixed; right: 22px; bottom: 22px; z-index: 900; }
.cc-fab {
  position: relative; width: 58px; height: 58px; border-radius: 50%; border: none; cursor: pointer;
  background: var(--grad-diag); color: #fff; display: flex; align-items: center; justify-content: center;
  box-shadow: 0 12px 30px rgba(232,51,110,.36); transition: transform .25s, box-shadow .25s;
}
.cc-fab:hover { transform: translateY(-3px) scale(1.04); box-shadow: 0 16px 36px rgba(232,51,110,.46); }
.cc-fab svg { width: 27px; height: 27px; fill: #fff; }
.cc-dot {
  position: absolute; top: 5px; right: 5px; width: 12px; height: 12px; border-radius: 50%;
  background: #fff; box-shadow: 0 0 0 2px rgba(255,255,255,.5); animation: ccPulse 1.9s ease-in-out infinite;
}
@keyframes ccPulse { 0%,100% { opacity: 1; transform: scale(1); } 50% { opacity: .4; transform: scale(.78); } }
.cc.open .cc-dot { display: none; }

.cc-panel {
  position: absolute; right: 0; bottom: 72px; width: 348px; max-width: calc(100vw - 32px);
  background: #fff; border: 1px solid var(--border); border-radius: 16px; overflow: hidden;
  box-shadow: 0 24px 64px rgba(14,18,48,.24); animation: ccIn .22s ease;
}
@keyframes ccIn { from { opacity: 0; transform: translateY(10px) scale(.97); } to { opacity: 1; transform: none; } }
.cc-head {
  background: var(--grad-diag); color: #fff; padding: 13px 16px;
  display: flex; align-items: center; justify-content: space-between;
}
.cc-title { font-size: 14.5px; font-weight: 700; letter-spacing: .4px; }
.cc-close {
  background: none; border: none; color: #fff; font-size: 22px; line-height: 1; cursor: pointer;
  opacity: .9; padding: 0 2px; font-family: inherit;
}
.cc-close:hover { opacity: 1; }
.cc-body { padding: 15px 16px 16px; max-height: min(76vh, 620px); overflow-y: auto; }
.cc-hello {
  background: var(--bg-soft); border: 1px solid var(--border); border-radius: 12px;
  padding: 11px 13px; font-size: 13.4px; line-height: 1.7; color: var(--text); margin-bottom: 12px;
}
.cc-body input, .cc-body select, .cc-body textarea {
  width: 100%; padding: 10px 13px; border: 1.5px solid var(--border); border-radius: 10px;
  font-size: 14px; font-family: inherit; background: var(--bg-soft); margin-bottom: 8px; transition: all .2s;
}
.cc-body input::placeholder, .cc-body textarea::placeholder { color: #A0A8BC; }
.cc-body input:focus, .cc-body select:focus, .cc-body textarea:focus {
  outline: none; border-color: var(--o2); background: #fff; box-shadow: 0 0 0 3px rgba(232,51,110,.08);
}
.cc-body textarea { resize: vertical; min-height: 62px; }
.cc-row { display: grid; grid-template-columns: 1fr 1fr; gap: 9px; }
.cc-body .form-status { margin: 2px 0 11px; padding: 11px 14px; font-size: 13.4px; }
.cc-send { width: 100%; border: none; cursor: pointer; font-family: inherit; }
.cc-send[disabled] { opacity: .62; cursor: default; }
.cc-hint { font-size: 11.8px; color: #A0A8BC; line-height: 1.65; margin-top: 9px; text-align: center; }

/* 弹窗内的「直接拨打」条 */
.cc-call {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  margin: 0 0 12px; padding: 10px 13px; border-radius: 12px;
  background: rgba(15,140,72,.07); border: 1.5px solid rgba(15,140,72,.3);
  color: #0C6E38; font-size: 13.6px; font-weight: 600; text-decoration: none;
  transition: background .2s, border-color .2s, transform .2s;
}
.cc-call:hover { background: rgba(15,140,72,.13); border-color: rgba(15,140,72,.5); transform: translateY(-1px); }
.cc-call svg { width: 17px; height: 17px; fill: #0C6E38; flex: none; }
.cc-call b { font-weight: 800; letter-spacing: .2px; }

/* 右下角独立拨号浮标（与咨询按钮并排） */
.cc-call-fab {
  position: absolute; right: 70px; bottom: 4px;
  width: 50px; height: 50px; border-radius: 50%;
  background: #fff; border: 1.5px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 8px 22px rgba(14,18,48,.16); text-decoration: none;
  transition: transform .25s, box-shadow .25s, border-color .25s, opacity .2s;
}
.cc-call-fab:hover { transform: translateY(-3px); box-shadow: 0 12px 28px rgba(14,18,48,.22); border-color: rgba(12,110,56,.5); }
.cc-call-fab svg { width: 22px; height: 22px; fill: #0C6E38; }
.cc.open .cc-call-fab { opacity: 0; pointer-events: none; }

@media (max-width: 560px) {
  .cc { right: 14px; bottom: 14px; }
  .cc-panel { position: fixed; left: 12px; right: 12px; bottom: 84px; width: auto; }
  .cc-body { max-height: 58vh; }
  .cc-call-fab { right: 66px; bottom: 4px; }
}

/* ---------- 入场动画 ---------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ---------- 响应式 ---------- */
@media (max-width: 960px) {
  .nav-links { gap: 20px; }
  .nav-links a:not(.nav-cta), .nav-drop { display: none; }
  .hero-dark h1 { font-size: 34px; }
  .hero-dark p.sub { font-size: 16px; }
  .page-hero h1 { font-size: 30px; }
  .sec-head h2 { font-size: 28px; }
  .grid-3, .grid-2, .pain-grid { grid-template-columns: 1fr; }
  .dual-head { grid-template-columns: 1fr; }
  .dual-col { padding: 36px 26px; }
  .dual-col + .dual-col { border-left: none; border-top: 1px solid var(--border); }
  .dual-col h3 { font-size: 22px; }
  .dual-foot { padding: 24px 26px; }
  .stats-band .stats { grid-template-columns: repeat(2, 1fr); }
  .stat .num { font-size: 38px; }
  .flow { grid-template-columns: repeat(2, 1fr); gap: 32px; }
  .flow::before { display: none; }
  .form-wrap { grid-template-columns: 1fr; }
  section.block { padding: 60px 0; }
  .cta-band { padding: 44px 28px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .quote-band p.main { font-size: 22px; }
  .hq-card { grid-template-columns: 1fr; }
  .hq-main { padding: 34px 26px; }
  .hq-main h3 { font-size: 22px; }
  .hq-facts { border-left: none; border-top: 1px solid rgba(255,255,255,.09); padding: 28px 26px; }
}