/* LuckGet.net - main.css
   设计系统：专业可信 + 技术感 + 克制
   配色 / 间距 / 组件规范见 01_建站总提示词_v1.md §5
*/

:root {
  --bg: #ffffff;
  --bg-soft: #f7f9fc;
  --ink: #0e1726;
  --ink-2: #5a6474;
  --line: #e4e9f0;
  --brand: #0b63f6;
  --brand-dark: #0847b8;
  --accent: #00c48c;
  --accent-dark: #009b70;
  --warn: #ff6b35;

  --radius: 12px;
  --radius-sm: 8px;
  --container: 1200px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

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

h1, h2, h3, h4 { margin: 0; line-height: 1.3; font-weight: 700; letter-spacing: -0.01em; }
p { margin: 0; }
a { color: var(--brand); text-decoration: none; }
a:hover { color: var(--brand-dark); }
ul { margin: 0; padding: 0; list-style: none; }
img { max-width: 100%; display: block; }

.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 20px; }

/* ---------- 顶部条 ---------- */
.topbar {
  background: var(--ink);
  color: #c8d2e0;
  font-size: 13px;
  line-height: 1.5;
}
.topbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  min-height: 36px;
  gap: 16px;
  flex-wrap: wrap;
}
.topbar strong { color: #fff; font-weight: 500; }

/* ---------- 导航 ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: saturate(180%) blur(8px);
  border-bottom: 1px solid var(--line);
}
.nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 64px;
  gap: 24px;
}
.logo {
  font-size: 19px;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -0.02em;
  display: flex;
  align-items: baseline;
  gap: 6px;
  white-space: nowrap;
}
.logo span { color: var(--brand); }
.logo small {
  font-size: 11px;
  font-weight: 400;
  color: var(--ink-2);
  letter-spacing: 0;
}

.menu { display: flex; align-items: center; gap: 4px; }
.menu > li { position: relative; }
.menu a {
  display: block;
  padding: 10px 14px;
  color: var(--ink);
  font-size: 15px;
  border-radius: var(--radius-sm);
}
.menu a:hover { background: var(--bg-soft); color: var(--brand); }
.menu .has-child > a::after {
  content: "";
  display: inline-block;
  width: 5px; height: 5px;
  margin-left: 6px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: translateY(-2px) rotate(45deg);
}
.dropdown {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 232px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 8px;
  box-shadow: 0 12px 32px rgba(14, 23, 38, 0.1);
}
.has-child:hover .dropdown { display: block; }
.dropdown a { padding: 9px 12px; font-size: 14px; line-height: 1.5; }
.dropdown a b { display: block; font-weight: 500; color: var(--ink); }
.dropdown a em { display: block; font-style: normal; font-size: 12.5px; color: var(--ink-2); }

.nav-right { display: flex; align-items: center; gap: 10px; }
.lang {
  font-size: 13px;
  font-weight: 500;
  color: var(--ink-2);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 5px 12px;
  white-space: nowrap;
}
.lang:hover { border-color: var(--brand); color: var(--brand); }

.burger {
  display: none;
  width: 44px; height: 44px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: #fff;
  cursor: pointer;
  padding: 0;
}
.burger i {
  display: block;
  width: 18px; height: 1.5px;
  background: var(--ink);
  margin: 4px auto;
}

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 48px;
  padding: 0 22px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  border: 1px solid transparent;
  transition: background .2s, border-color .2s, color .2s;
  white-space: nowrap;
}
.btn-primary { background: var(--brand); color: #fff; }
.btn-primary:hover { background: var(--brand-dark); color: #fff; }
.btn-ghost { background: #fff; color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--brand); color: var(--brand); }
.btn-sm { height: 40px; padding: 0 16px; font-size: 14px; }
.btn-block { display: flex; width: 100%; }

/* ---------- 区块 ---------- */
.section { padding: 96px 0; }
.section-soft { background: var(--bg-soft); }
.section-head { max-width: 720px; margin: 0 auto 48px; text-align: center; }
.section-head h2 { font-size: 32px; margin-bottom: 14px; }
.section-head p { color: var(--ink-2); font-size: 17px; }
.eyebrow {
  display: inline-block;
  font-size: 13px;
  font-weight: 500;
  color: var(--brand);
  background: #eaf1fe;
  border-radius: 999px;
  padding: 4px 12px;
  margin-bottom: 14px;
}

/* ---------- Hero ---------- */
.hero { padding: 72px 0 88px; }
.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 56px;
  align-items: center;
}
.hero h1 { font-size: 46px; line-height: 1.2; margin-bottom: 20px; }
.hero h1 em {
  font-style: normal;
  color: var(--brand);
  position: relative;
  white-space: nowrap;
}
.hero-sub { font-size: 18px; color: var(--ink-2); margin-bottom: 28px; }
.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 24px; }
.hero-cta .btn { min-width: 168px; }
.trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  font-size: 14px;
  color: var(--ink-2);
}
.trust-row span::before {
  content: "\2713";
  color: var(--accent-dark);
  font-weight: 700;
  margin-right: 6px;
}

/* 浏览器窗口示意（纯 CSS，无图片） */
.mock {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  overflow: hidden;
  box-shadow: 0 20px 48px rgba(14, 23, 38, 0.08);
}
.mock-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
  background: var(--bg-soft);
}
.mock-bar i { width: 9px; height: 9px; border-radius: 50%; background: #d7dde6; display: block; }
.mock-url {
  flex: 1;
  margin-left: 8px;
  font-size: 12px;
  color: var(--ink-2);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 3px 12px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.mock-body { padding: 22px; }
.mock-hero-bar { height: 12px; width: 42%; background: var(--brand); border-radius: 4px; margin-bottom: 12px; }
.mock-line { height: 9px; background: #eef2f7; border-radius: 4px; margin-bottom: 9px; }
.mock-line.w80 { width: 80%; }
.mock-line.w60 { width: 60%; }
.mock-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin: 18px 0; }
.mock-card { border: 1px solid var(--line); border-radius: 8px; padding: 12px; }
.mock-card i { display: block; height: 22px; width: 22px; border-radius: 6px; background: #eaf1fe; margin-bottom: 8px; }
.mock-card u { display: block; height: 7px; background: #eef2f7; border-radius: 3px; margin-bottom: 5px; }
.mock-card u:last-child { width: 60%; }
.mock-btn { height: 30px; width: 116px; background: var(--brand); border-radius: 6px; }

/* ---------- 痛点 ---------- */
.pain-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.pain {
  border: 1px solid var(--line);
  border-left: 3px solid var(--warn);
  border-radius: var(--radius);
  padding: 24px;
  background: #fff;
}
.pain h3 { font-size: 16px; margin-bottom: 8px; color: var(--ink); }
.pain p { font-size: 14.5px; color: var(--ink-2); margin-bottom: 14px; }
.pain .fix { font-size: 14.5px; color: var(--accent-dark); font-weight: 500; }
.pain .fix::before { content: "\2192"; margin-right: 7px; }

/* ---------- 服务矩阵 ---------- */
.svc-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.svc {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px 22px;
  background: #fff;
  transition: transform .2s, border-color .2s, box-shadow .2s;
  display: block;
  color: inherit;
}
.svc:hover {
  transform: translateY(-3px);
  border-color: #c9d9f8;
  box-shadow: 0 10px 28px rgba(14, 23, 38, 0.07);
  color: inherit;
}
.svc-ico {
  width: 40px; height: 40px;
  border-radius: 10px;
  background: #eaf1fe;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 16px;
  font-size: 17px;
  font-weight: 700;
  color: var(--brand);
}
.svc h3 { font-size: 17px; margin-bottom: 6px; }
.svc > p { font-size: 14px; color: var(--ink-2); margin-bottom: 14px; }
.svc ul { font-size: 13.5px; color: var(--ink-2); margin-bottom: 16px; }
.svc ul li { padding-left: 16px; position: relative; margin-bottom: 3px; }
.svc ul li::before {
  content: "";
  position: absolute; left: 0; top: 11px;
  width: 5px; height: 5px; border-radius: 50%;
  background: var(--accent);
}
.svc .from { font-size: 13.5px; color: var(--ink); font-weight: 500; }
.svc .more { font-size: 14px; font-weight: 500; }

/* ---------- 五支柱 ---------- */
.pillar-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 18px; }
.pillar {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px 20px;
}
.pillar-num {
  font-size: 12px; font-weight: 700;
  color: var(--brand);
  letter-spacing: .08em;
  margin-bottom: 10px;
}
.pillar h3 { font-size: 16px; margin-bottom: 8px; }
.pillar p { font-size: 14px; color: var(--ink-2); }

/* ---------- 价格 ---------- */
.price-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; align-items: start; }
.price {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px 26px;
  background: #fff;
  position: relative;
  display: flex;
  flex-direction: column;
  height: 100%;
}
.price.hot { border-color: var(--brand); box-shadow: 0 12px 34px rgba(11, 99, 246, 0.1); }
.price-tag {
  position: absolute; top: -11px; left: 26px;
  background: var(--accent);
  color: #fff;
  font-size: 12px; font-weight: 500;
  padding: 2px 10px;
  border-radius: 999px;
}
.price h3 { font-size: 18px; margin-bottom: 6px; }
.price .who { font-size: 14px; color: var(--ink-2); margin-bottom: 18px; }
.price .amount { font-size: 34px; font-weight: 700; letter-spacing: -0.02em; }
.price .amount i { font-size: 15px; font-weight: 400; color: var(--ink-2); font-style: normal; }
.price .days {
  display: inline-block;
  font-size: 13px;
  color: var(--accent-dark);
  background: #e6f8f2;
  border-radius: 999px;
  padding: 2px 10px;
  margin-left: 8px;
  vertical-align: middle;
}
.price ul { margin: 22px 0 26px; font-size: 14.5px; }
.price ul li { padding-left: 22px; position: relative; margin-bottom: 8px; }
.price ul li::before {
  content: "\2713";
  position: absolute; left: 0;
  color: var(--accent-dark);
  font-weight: 700;
}
.price .btn { margin-top: auto; }
.price-note {
  text-align: center;
  font-size: 14px;
  color: var(--ink-2);
  margin-top: 26px;
}

/* ---------- 流程 ---------- */
.flow { display: grid; grid-template-columns: repeat(6, 1fr); gap: 16px; }
.step { position: relative; }
.step-n {
  width: 34px; height: 34px;
  border-radius: 50%;
  background: var(--brand);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 14px; font-weight: 700;
  margin-bottom: 14px;
}
.step h4 { font-size: 15px; margin-bottom: 5px; }
.step p { font-size: 13.5px; color: var(--ink-2); }
.step p b { color: var(--accent-dark); font-weight: 500; }

/* ---------- 案例 / Demo ---------- */
.demo-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.demo { border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: #fff; }
.demo-screen { height: 156px; background: var(--bg-soft); border-bottom: 1px solid var(--line); padding: 18px; }
.demo-screen .d-bar { height: 10px; width: 46%; background: #c9d9f8; border-radius: 3px; margin-bottom: 10px; }
.demo-screen .d-line { height: 7px; background: #e4eaf2; border-radius: 3px; margin-bottom: 7px; }
.demo-screen .d-line.s { width: 66%; }
.demo-screen .d-box { height: 46px; border: 1px dashed #ccd6e4; border-radius: 6px; margin-top: 14px; }
.demo-body { padding: 20px; }
.demo-body h3 { font-size: 16px; margin-bottom: 6px; }
.demo-body p { font-size: 14px; color: var(--ink-2); margin-bottom: 12px; }
.tag-demo {
  display: inline-block;
  font-size: 12px;
  color: var(--ink-2);
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 1px 9px;
}

.recruit {
  margin-top: 32px;
  border: 1px dashed var(--brand);
  border-radius: var(--radius);
  background: #f5f9ff;
  padding: 30px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}
.recruit h3 { font-size: 19px; margin-bottom: 6px; }
.recruit p { font-size: 14.5px; color: var(--ink-2); }

/* ---------- FAQ ---------- */
.faq { max-width: 800px; margin: 0 auto; }
.faq details {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  margin-bottom: 12px;
  background: #fff;
  overflow: hidden;
}
.faq summary {
  cursor: pointer;
  padding: 18px 22px;
  font-size: 16px;
  font-weight: 500;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  min-height: 44px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  font-size: 20px;
  color: var(--brand);
  font-weight: 400;
  line-height: 1;
}
.faq details[open] summary::after { content: "\2212"; }
.faq details[open] summary { color: var(--brand); }
.faq .a { padding: 0 22px 20px; font-size: 15px; color: var(--ink-2); }

/* ---------- 表单 ---------- */
.form-wrap {
  max-width: 640px;
  margin: 0 auto;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px;
}
.field { margin-bottom: 18px; }
.field label { display: block; font-size: 14px; font-weight: 500; margin-bottom: 7px; }
.field input, .field select, .field textarea {
  width: 100%;
  font-family: inherit;
  font-size: 15px;
  color: var(--ink);
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: #fff;
  min-height: 48px;
}
.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 3px rgba(11, 99, 246, 0.12);
}
.form-note { font-size: 13px; color: var(--ink-2); text-align: center; margin-top: 14px; }
.form-ok {
  display: none;
  background: #e6f8f2;
  border: 1px solid #b6ecd9;
  color: var(--accent-dark);
  border-radius: var(--radius-sm);
  padding: 16px;
  font-size: 14.5px;
  text-align: center;
  margin-bottom: 18px;
}
.form-ok.show { display: block; }

/* ---------- 底部 CTA ---------- */
.cta-band { background: var(--ink); color: #fff; padding: 72px 0; text-align: center; }
.cta-band h2 { font-size: 30px; margin-bottom: 12px; color: #fff; }
.cta-band p { color: #aeb9c9; font-size: 17px; margin-bottom: 28px; }
.cta-band .btn-ghost { background: transparent; color: #fff; border-color: #3a4757; }
.cta-band .btn-ghost:hover { border-color: #fff; color: #fff; }

/* ---------- 页脚 ---------- */
.footer { background: var(--bg-soft); padding: 60px 0 28px; border-top: 1px solid var(--line); }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.2fr; gap: 40px; }
.footer h4 { font-size: 14px; margin-bottom: 14px; }
.footer ul li { margin-bottom: 8px; }
.footer ul a { font-size: 14px; color: var(--ink-2); }
.footer ul a:hover { color: var(--brand); }
.footer .about p { font-size: 14px; color: var(--ink-2); margin-bottom: 14px; }
.footer .wechat {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--ink);
  border: 1px solid var(--line);
  background: #fff;
  border-radius: var(--radius-sm);
  padding: 10px 14px;
}
.qr {
  width: 96px; height: 96px;
  border: 1px dashed var(--line);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 12px; color: var(--ink-2);
  text-align: center;
  background: #fff;
}
.legal {
  border-top: 1px solid var(--line);
  margin-top: 40px;
  padding-top: 22px;
  font-size: 13px;
  color: var(--ink-2);
  display: flex;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

/* ---------- 移动端悬浮条 ---------- */
.mobar {
  display: none;
  position: fixed;
  left: 0; right: 0; bottom: 0;
  z-index: 60;
  background: #fff;
  border-top: 1px solid var(--line);
  padding: 8px 12px;
  gap: 10px;
}
.mobar .btn { flex: 1; height: 44px; font-size: 14px; padding: 0 10px; }

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero h1 { font-size: 38px; }
  .svc-grid { grid-template-columns: repeat(2, 1fr); }
  .pillar-grid { grid-template-columns: repeat(3, 1fr); }
  .flow { grid-template-columns: repeat(3, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .section { padding: 56px 0; }
  .section-head h2 { font-size: 26px; }
  .menu { display: none; }
  .menu.open {
    display: block;
    position: absolute;
    top: 64px; left: 0; right: 0;
    background: #fff;
    border-bottom: 1px solid var(--line);
    padding: 10px 20px 20px;
    box-shadow: 0 12px 28px rgba(14, 23, 38, 0.08);
    max-height: calc(100vh - 64px);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
  }
  .menu.open > li { border-bottom: 1px solid var(--line); }
  .menu.open a { padding: 13px 0; }
  .dropdown { position: static; box-shadow: none; border: 0; display: block; padding: 0 0 8px; }
  .dropdown a { padding: 8px 0; }
  .burger { display: block; }
  .hero { padding: 48px 0 60px; }
  .hero h1 { font-size: 30px; }
  .hero-sub { font-size: 16px; }
  .hero-cta .btn { width: 100%; }
  .pain-grid, .svc-grid, .pillar-grid, .price-grid, .demo-grid { grid-template-columns: 1fr; }
  .flow { grid-template-columns: repeat(2, 1fr); }
  .form-wrap { padding: 22px; }
  .cta-band { padding: 52px 0; }
  .cta-band h2 { font-size: 24px; }
  .cta-band .btn { width: 100%; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .topbar .container { justify-content: center; text-align: center; }
  .mobar { display: flex; }
  body { padding-bottom: 62px; }
}

/* ---------- 面包屑 ---------- */
.crumb { padding: 18px 0 0; font-size: 13.5px; color: var(--ink-2); }
.crumb a { color: var(--ink-2); }
.crumb a:hover { color: var(--brand); }
.crumb span { margin: 0 6px; color: #b9c2ce; }

/* ---------- 数据条 ---------- */
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 36px; }
.stat { border: 1px solid var(--line); border-radius: var(--radius); padding: 20px 22px; background: #fff; }
.stat b { display: block; font-size: 26px; font-weight: 700; letter-spacing: -0.02em; color: var(--brand); }
.stat span { font-size: 14px; color: var(--ink-2); }

/* ---------- 对比表 ---------- */
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; }
.tbl-hint { display: none; }
table.cmp { width: 100%; border-collapse: collapse; font-size: 15px; min-width: 640px; }
table.cmp th, table.cmp td { padding: 16px 18px; text-align: left; border-bottom: 1px solid var(--line); vertical-align: top; }
table.cmp thead th { background: var(--bg-soft); font-size: 14px; font-weight: 500; color: var(--ink-2); white-space: nowrap; }
table.cmp tbody th { font-weight: 500; font-size: 15px; width: 20%; }
table.cmp td.us { background: #f5f9ff; }
table.cmp thead th.us { background: #eaf1fe; color: var(--brand); }
table.cmp tr:last-child th, table.cmp tr:last-child td { border-bottom: 0; }
table.cmp .yes { color: var(--accent-dark); font-weight: 500; }
table.cmp .mid { color: var(--ink-2); }

/* ---------- 交付清单 ---------- */
.check-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px 36px; }
.check-grid li { position: relative; padding-left: 26px; font-size: 15.5px; }
.check-grid li::before {
  content: "\2713";
  position: absolute; left: 0;
  color: var(--accent-dark);
  font-weight: 700;
}
.check-grid li b { font-weight: 500; }
.check-grid li em { font-style: normal; color: var(--ink-2); }

/* ---------- 截图占位 ---------- */
.shot-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.shot { border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: #fff; }
.shot-img {
  height: 168px;
  background: var(--bg-soft);
  border-bottom: 1px solid var(--line);
  display: flex; align-items: center; justify-content: center;
  color: var(--ink-2); font-size: 13px; text-align: center; padding: 0 12px;
}
.shot p { padding: 14px 16px; font-size: 14px; color: var(--ink-2); }

/* ---------- 适合谁 ---------- */
.fit-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.fit { border: 1px solid var(--line); border-radius: var(--radius); padding: 26px 22px; background: #fff; }
.fit h3 { font-size: 17px; margin-bottom: 8px; }
.fit p { font-size: 14.5px; color: var(--ink-2); margin-bottom: 14px; }
.fit .tagline { font-size: 14px; color: var(--accent-dark); font-weight: 500; }

/* ---------- 页面级表单说明 ---------- */
.form-lead { text-align: center; font-size: 16px; color: var(--ink-2); margin-bottom: 28px; }

/* ---------- 促销 ---------- */
.promo-band {
  background: #fff7f3;
  border: 1px solid #ffd9c9;
  border-radius: var(--radius);
  padding: 16px 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px 14px;
  flex-wrap: wrap;
  margin-bottom: 34px;
  font-size: 15px;
}
.promo-band b { color: var(--warn); font-weight: 500; }
.promo-band .sep { color: #f0b9a4; }
.price .old { text-decoration: line-through; color: var(--ink-2); font-size: 16px; font-weight: 400; }
.price .save {
  display: inline-block;
  font-size: 12.5px;
  color: var(--warn);
  background: #fff2ed;
  border-radius: 999px;
  padding: 1px 9px;
  margin-left: 8px;
  vertical-align: middle;
}
.pri-note { font-size: 13.5px; color: var(--ink-2); margin-top: 6px; }

/* ---------- 微信二维码 ---------- */
.wx-block { display: flex; align-items: center; gap: 14px; }
.wx-block img {
  width: 106px; height: 106px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: #fff;
  padding: 4px;
  flex: none;
}
.wx-block p { font-size: 13px; color: var(--ink-2); }
.wx-block p b { display: block; font-size: 14.5px; font-weight: 500; color: var(--ink); margin-bottom: 2px; }

.wx-inline {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  text-align: left;
}
.wx-inline img {
  width: 130px; height: 130px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: #fff;
  padding: 5px;
  flex: none;
}
.wx-inline b { display: block; font-size: 15px; font-weight: 500; margin-bottom: 6px; }
.wx-inline p { font-size: 14px; color: var(--ink-2); max-width: 300px; }

/* ---------- 导航下拉分组标签 ---------- */
.dropdown { max-height: calc(100vh - 90px); overflow-y: auto; }
.dd-group {
  display: block;
  font-size: 11.5px;
  font-weight: 500;
  letter-spacing: .05em;
  color: var(--ink-2);
  padding: 10px 12px 4px;
  margin-top: 6px;
  border-top: 1px solid var(--line);
}
.dd-group:first-child { border-top: 0; margin-top: 0; padding-top: 4px; }

/* ---------- 三条业务主线 ---------- */
.line-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.line {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px 26px;
  background: #fff;
  display: flex;
  flex-direction: column;
  transition: transform .2s, border-color .2s, box-shadow .2s;
}
.line:hover {
  transform: translateY(-3px);
  border-color: #c9d9f8;
  box-shadow: 0 10px 28px rgba(14, 23, 38, 0.07);
}
.line-flag {
  display: inline-block;
  font-size: 12px;
  color: var(--brand);
  background: #eaf1fe;
  border-radius: 999px;
  padding: 2px 10px;
  margin-bottom: 14px;
  align-self: flex-start;
}
.line h3 { font-size: 21px; margin-bottom: 8px; }
.line > p { font-size: 14.5px; color: var(--ink-2); margin-bottom: 18px; }
.line ul { font-size: 14px; color: var(--ink-2); margin-bottom: 20px; }
.line ul li { padding-left: 16px; position: relative; margin-bottom: 5px; }
.line ul li::before {
  content: "";
  position: absolute; left: 0; top: 10px;
  width: 5px; height: 5px; border-radius: 50%;
  background: var(--accent);
}
.line-meta {
  font-size: 14px;
  color: var(--ink-2);
  border-top: 1px solid var(--line);
  padding-top: 14px;
  margin-bottom: 16px;
}
.line-meta b { color: var(--ink); font-weight: 500; }
.line .more { margin-top: auto; font-size: 14.5px; font-weight: 500; }

/* ---------- 全链路能力图 ---------- */
.chain { display: grid; grid-template-columns: repeat(7, 1fr); gap: 10px; }
.chain-step {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 18px 12px;
  text-align: center;
}
.chain-n {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px; height: 24px;
  margin: 0 auto 10px;
  border-radius: 50%;
  background: var(--brand);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
}
.chain-step b { display: block; font-size: 15px; margin-bottom: 4px; }
.chain-step em { display: block; font-style: normal; font-size: 12.5px; color: var(--ink-2); line-height: 1.5; }
.chain-note {
  text-align: center;
  font-size: 14.5px;
  color: var(--ink-2);
  margin-top: 24px;
}
.chain-note b { color: var(--ink); font-weight: 500; }

/* ---------- 按行业找方案 ---------- */
.solu-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.solu {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px 20px;
  background: #fff;
  display: block;
  color: inherit;
  transition: border-color .2s, box-shadow .2s;
}
.solu:hover { border-color: #c9d9f8; box-shadow: 0 8px 22px rgba(14, 23, 38, 0.06); color: inherit; }
.solu h3 { font-size: 16px; margin-bottom: 6px; }
.solu p { font-size: 13.5px; color: var(--ink-2); margin-bottom: 12px; }
.solu .more { font-size: 13.5px; font-weight: 500; }

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

/* ---------- 内页响应式补充 ---------- */
@media (max-width: 1024px) {
  .check-grid { grid-template-columns: 1fr; }
  .shot-grid { grid-template-columns: 1fr 1fr; }
  .fit-grid { grid-template-columns: 1fr; }
  .line-grid { grid-template-columns: 1fr; }
  .chain { grid-template-columns: repeat(4, 1fr); }
  .solu-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .stats { grid-template-columns: 1fr; gap: 12px; margin-top: 26px; }
  .shot-grid { grid-template-columns: 1fr; }
  .tbl-hint {
    display: block;
    font-size: 13px;
    color: var(--ink-2);
    margin-bottom: 10px;
  }
  .chain { grid-template-columns: repeat(2, 1fr); }
  .line { padding: 24px 20px; }
}

/* 窄屏（iPhone SE 等 375px 及以下）：二维码区改纵向，避免文字被挤出屏幕 */
/* 手机上看不到"扫自己的屏幕"，给出可操作的替代提示 */
.wx-mtip { display: none; }
@media (max-width: 768px) {
  .wx-mtip {
    display: block;
    font-size: 12.5px;
    color: var(--ink-2);
    margin-top: 8px;
    line-height: 1.6;
  }
}

@media (max-width: 480px) {
  .wx-inline { flex-direction: column; text-align: center; gap: 12px; }
  .wx-inline p { max-width: 100%; }
  .wx-inline img { width: 120px; height: 120px; }
  .wx-block { gap: 12px; }
  .wx-block img { width: 92px; height: 92px; }
  .recruit { padding: 22px; }
  .recruit .btn { width: 100%; }
  .form-wrap { padding: 18px; }
  .stats b { font-size: 23px; }
  .section-head h2 { font-size: 23px; }
  .hero h1 { font-size: 27px; }
  .price { padding: 26px 20px; }
  .legal { flex-direction: column; gap: 8px; }
}