/* ============ 营销首页样式 ============ */
:root {
  --primary: #FF6633;
  --primary-dark: #E5522A;
  --primary-light: #FFF3ED;
  --navy: #171E33;
  --navy-2: #232F52;
  --text: #1F2329;
  --muted: #6B7280;
  --line: #EDEFF3;
  --bg: #F7F8FA;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
[v-cloak] { display: none; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--text); background: #fff; font-size: 15px; line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: inherit; }
.container { max-width: 1180px; margin: 0 auto; padding: 0 24px; }

/* ============ 顶部导航 ============ */
.site-header {
  position: sticky; top: 0; z-index: 100; background: rgba(255,255,255,.92);
  backdrop-filter: blur(10px); border-bottom: 1px solid transparent; transition: all .25s;
}
.site-header.scrolled { border-bottom-color: var(--line); box-shadow: 0 4px 20px rgba(23,30,51,.06); }
.header-inner { display: flex; align-items: center; height: 68px; gap: 40px; }
.logo { display: flex; align-items: center; gap: 10px; font-size: 19px; font-weight: 700; color: var(--text); }
.logo-mark {
  width: 34px; height: 34px; border-radius: 9px; background: linear-gradient(135deg, #FF6633, #FF8F5A);
  display: flex; align-items: center; justify-content: center; box-shadow: 0 4px 12px rgba(255,102,51,.35);
}
.main-nav { display: flex; gap: 34px; flex: 1; }
.main-nav a { color: #495057; font-size: 15px; padding: 6px 0; transition: color .2s; }
.main-nav a:hover { color: var(--primary); }
.header-actions { display: flex; gap: 12px; align-items: center; }
.btn-ghost {
  display: inline-flex; align-items: center; justify-content: center; padding: 9px 22px;
  border-radius: 8px; border: 1px solid rgba(255,255,255,.45); color: #fff; font-size: 14px;
  transition: all .2s; cursor: pointer;
}
.btn-solid {
  display: inline-flex; align-items: center; justify-content: center; padding: 9px 22px;
  border-radius: 8px; background: linear-gradient(135deg, #FF6633, #FF8F5A); color: #fff;
  font-size: 14px; border: none; box-shadow: 0 6px 16px rgba(255,102,51,.35);
  transition: all .2s; cursor: pointer;
}
.btn-solid:hover { transform: translateY(-1px); box-shadow: 0 8px 20px rgba(255,102,51,.45); }
.site-header .btn-ghost { border-color: var(--line); color: #495057; }
.site-header .btn-ghost:hover { border-color: var(--primary); color: var(--primary); }

/* ============ Hero ============ */
.hero { position: relative; background: linear-gradient(135deg, var(--navy) 0%, var(--navy-2) 100%); overflow: hidden; }
.hero-bg { position: absolute; inset: 0; pointer-events: none; }
.hb { position: absolute; border-radius: 50%; }
.hb1 { width: 560px; height: 560px; right: -140px; top: -200px; background: radial-gradient(circle, rgba(255,102,51,.32), transparent 65%); }
.hb2 { width: 420px; height: 420px; left: -120px; bottom: -180px; background: radial-gradient(circle, rgba(255,143,90,.16), transparent 65%); }
.hb3 { width: 220px; height: 220px; right: 34%; top: 8%; background: radial-gradient(circle, rgba(120,150,255,.14), transparent 60%); }
.hero-grid {
  position: absolute; inset: 0; opacity: .5;
  background-image: linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size: 56px 56px;
}
.hero-inner {
  position: relative; display: flex; align-items: center; gap: 60px;
  padding: 104px 24px 150px;
}
.hero-copy { flex: 1.15; color: #fff; }
.hero-tag {
  display: inline-block; padding: 6px 16px; border-radius: 999px; font-size: 13px;
  color: #FFB48F; background: rgba(255,102,51,.14); border: 1px solid rgba(255,102,51,.35);
  margin-bottom: 26px; letter-spacing: 2px;
}
.hero-copy h1 { font-size: 54px; line-height: 1.22; font-weight: 800; letter-spacing: 1px; }
.hero-copy .hl {
  background: linear-gradient(100deg, #FF6633, #FFB48F);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-sub { margin-top: 22px; font-size: 17px; color: rgba(255,255,255,.72); max-width: 540px; line-height: 1.9; }
.hero-cta { display: flex; gap: 16px; margin-top: 38px; }
.btn-xl { padding: 15px 34px; font-size: 16px; border-radius: 10px; }
.btn-ghost.btn-xl { border: 1px solid rgba(255,255,255,.4); }
.btn-ghost.btn-xl:hover { border-color: #fff; background: rgba(255,255,255,.08); }
.hero-trust { display: flex; gap: 26px; margin-top: 34px; font-size: 13.5px; color: rgba(255,255,255,.62); }
.hero-trust span { display: inline-flex; align-items: center; gap: 7px; }
.hero-trust svg { color: #FF8F5A; }

.hero-card {
  flex: .85; max-width: 400px; border-radius: 18px; padding: 26px;
  background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.16);
  backdrop-filter: blur(14px); box-shadow: 0 30px 60px rgba(0,0,0,.35);
  position: relative;
}
.hero-card::before {
  content: ""; position: absolute; inset: -1px; border-radius: 18px; padding: 1px;
  background: linear-gradient(140deg, rgba(255,143,90,.5), transparent 40%);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude; pointer-events: none;
}
.hc-head {
  display: flex; align-items: center; gap: 8px; font-size: 14px; color: rgba(255,255,255,.85);
  padding-bottom: 14px; border-bottom: 1px solid rgba(255,255,255,.12);
}
.hc-dot { width: 8px; height: 8px; border-radius: 50%; background: #35D07F; box-shadow: 0 0 8px #35D07F; }
.hc-body { padding: 8px 0; min-height: 158px; }
.hc-row {
  display: flex; justify-content: space-between; align-items: center; gap: 14px;
  padding: 11px 10px; border-radius: 9px; transition: background .2s;
}
.hc-row:hover { background: rgba(255,255,255,.06); }
.hc-name { font-size: 13.5px; color: rgba(255,255,255,.85); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.hc-price { font-size: 16px; font-weight: 700; color: #FF9668; flex-shrink: 0; }
.hc-loading { color: rgba(255,255,255,.4); font-size: 13px; text-align: center; padding: 60px 0; }
.hc-foot {
  border-top: 1px solid rgba(255,255,255,.12); padding-top: 14px;
  font-size: 12.5px; color: rgba(255,255,255,.55); text-align: center;
}
.hc-foot b { color: #FF9668; font-size: 15px; }

/* ============ 数据条 ============ */
.stats-strip { position: relative; z-index: 5; margin-top: -74px; }
.stats-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px;
  background: #fff; border-radius: 16px; padding: 34px 20px;
  box-shadow: 0 20px 50px rgba(23,30,51,.1);
}
.stat-item { text-align: center; }
.st-num { font-size: 34px; font-weight: 800; background: linear-gradient(120deg, #FF6633, #FF9668); -webkit-background-clip: text; background-clip: text; color: transparent; }
.st-label { font-size: 13.5px; color: var(--muted); margin-top: 6px; }

/* ============ 通用 Section ============ */
.section { padding: 96px 0; scroll-margin-top: 76px; }
.section-gray { background: var(--bg); }
.sec-head { text-align: center; margin-bottom: 54px; }
.sec-head h2 { font-size: 34px; font-weight: 800; letter-spacing: 1px; }
.sec-head p { color: var(--muted); margin-top: 12px; font-size: 15.5px; }
.sec-bar { display: block; width: 46px; height: 4px; border-radius: 4px; background: linear-gradient(90deg, #FF6633, #FF9668); margin: 18px auto 0; }
.sec-more { text-align: center; margin-top: 44px; }
.btn-line {
  display: inline-block; padding: 13px 34px; border-radius: 10px; border: 1px solid #FFC9B0;
  color: var(--primary); font-size: 15px; transition: all .2s; background: #fff;
}
.btn-line:hover { background: var(--primary-light); border-color: var(--primary); }

/* ============ 媒体资源 ============ */
.media-tabs { display: flex; justify-content: center; gap: 12px; flex-wrap: wrap; margin-bottom: 36px; }
.media-tabs button {
  padding: 10px 22px; border-radius: 999px; border: 1px solid var(--line); background: #fff;
  font-size: 14.5px; color: #495057; cursor: pointer; transition: all .2s; display: inline-flex; gap: 8px; align-items: center;
}
.media-tabs button:hover { border-color: #FFC9B0; color: var(--primary); }
.media-tabs button.active { background: var(--primary); border-color: var(--primary); color: #fff; box-shadow: 0 6px 16px rgba(255,102,51,.3); }
.mt-count { font-size: 12px; opacity: .75; }
.media-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.media-card {
  border: 1px solid var(--line); border-radius: 14px; padding: 22px; background: #fff;
  transition: all .25s;
}
.media-card:hover { transform: translateY(-5px); box-shadow: 0 18px 40px rgba(23,30,51,.1); border-color: transparent; }
.mc-top { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.mc-title { font-size: 15.5px; font-weight: 700; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.mc-rate { font-size: 12px; color: #0F9D58; background: #EAF7F0; padding: 3px 9px; border-radius: 999px; flex-shrink: 0; }
.mc-tags { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 14px; min-height: 26px; }
.mc-tags span {
  font-size: 12px; color: #8A9099; background: var(--bg); border: 1px solid var(--line);
  padding: 3px 10px; border-radius: 999px;
}
.mc-tags span.dim { border-style: dashed; }
.mc-foot { display: flex; justify-content: space-between; align-items: center; margin-top: 18px; padding-top: 16px; border-top: 1px dashed var(--line); }
.mc-price { color: var(--primary); font-size: 14px; }
.mc-price b { font-size: 24px; font-weight: 800; }
.mc-price i { font-style: normal; color: #A5AAB2; font-size: 12px; margin-left: 2px; }
.mc-btn {
  font-size: 13px; color: var(--primary); border: 1px solid #FFC9B0; padding: 7px 18px;
  border-radius: 8px; transition: all .2s;
}
.mc-btn:hover { background: var(--primary); border-color: var(--primary); color: #fff; }

/* ============ 服务流程 ============ */
.flow-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.flow-item { position: relative; background: #fff; border-radius: 16px; padding: 34px 24px 28px; box-shadow: 0 8px 26px rgba(23,30,51,.05); text-align: center; }
.flow-no {
  width: 54px; height: 54px; margin: 0 auto 18px; border-radius: 50%;
  background: linear-gradient(135deg, #FF6633, #FF9668); color: #fff; font-size: 20px; font-weight: 800;
  display: flex; align-items: center; justify-content: center; box-shadow: 0 8px 18px rgba(255,102,51,.32);
}
.flow-title { font-size: 17px; font-weight: 700; }
.flow-desc { margin-top: 10px; font-size: 13.5px; color: var(--muted); line-height: 1.8; }
.flow-arrow {
  position: absolute; top: 58px; right: -22px; width: 20px; height: 2px; background: #FFC9B0;
}
.flow-arrow::after {
  content: ""; position: absolute; right: -2px; top: -3.5px;
  border: 4.5px solid transparent; border-left-color: #FFC9B0;
}

/* ============ 平台优势 ============ */
.adv-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.adv-card {
  border: 1px solid var(--line); border-radius: 16px; padding: 32px 28px; background: #fff; transition: all .25s;
}
.adv-card:hover { transform: translateY(-5px); box-shadow: 0 18px 40px rgba(23,30,51,.09); }
.adv-icon {
  width: 52px; height: 52px; border-radius: 13px; background: var(--primary-light);
  display: flex; align-items: center; justify-content: center; color: var(--primary); margin-bottom: 20px;
}
.adv-icon svg { width: 24px; height: 24px; }
.adv-title { font-size: 17px; font-weight: 700; }
.adv-desc { margin-top: 10px; font-size: 13.5px; color: var(--muted); line-height: 1.85; }

/* ============ 客户评价 ============ */
.review-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.review-card { background: #fff; border-radius: 16px; padding: 28px; box-shadow: 0 8px 26px rgba(23,30,51,.05); }
.rv-stars { color: #FFAB40; font-size: 15px; letter-spacing: 3px; }
.rv-text { margin-top: 14px; font-size: 14px; color: #3C4149; line-height: 1.9; min-height: 84px; }
.rv-meta { display: flex; align-items: center; gap: 10px; margin-top: 18px; font-size: 13px; color: var(--muted); }
.rv-avatar {
  width: 34px; height: 34px; border-radius: 50%; background: var(--primary-light); color: var(--primary);
  display: flex; align-items: center; justify-content: center; font-weight: 700;
}

/* ============ FAQ ============ */
.faq-wrap { max-width: 860px; }
.faq-item { background: #fff; border: 1px solid var(--line); border-radius: 13px; margin-bottom: 14px; overflow: hidden; }
.faq-item summary {
  padding: 20px 24px; font-size: 15.5px; font-weight: 600; cursor: pointer; list-style: none;
  position: relative; padding-right: 56px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+"; position: absolute; right: 24px; top: 50%; transform: translateY(-50%);
  font-size: 22px; color: var(--primary); font-weight: 400; transition: transform .2s;
}
.faq-item[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.faq-a { padding: 0 24px 22px; color: var(--muted); font-size: 14px; line-height: 1.9; }

/* ============ CTA ============ */
.cta-band { padding: 0 0 96px; }
.cta-inner {
  background: linear-gradient(120deg, #FF6633, #FF8F5A); border-radius: 22px; padding: 56px 60px;
  display: flex; align-items: center; justify-content: space-between; gap: 30px;
  box-shadow: 0 24px 60px rgba(255,102,51,.35); position: relative; overflow: hidden;
}
.cta-inner::before {
  content: ""; position: absolute; width: 300px; height: 300px; border-radius: 50%;
  background: rgba(255,255,255,.12); right: -80px; top: -120px;
}
.cta-title { font-size: 28px; font-weight: 800; color: #fff; }
.cta-sub { color: rgba(255,255,255,.85); margin-top: 10px; font-size: 15px; }
.cta-btn {
  flex-shrink: 0; background: #fff; color: var(--primary); font-size: 16px; font-weight: 700;
  padding: 16px 38px; border-radius: 12px; box-shadow: 0 10px 24px rgba(0,0,0,.15); transition: all .2s;
}
.cta-btn:hover { transform: translateY(-2px); box-shadow: 0 14px 30px rgba(0,0,0,.22); }

/* ============ 页脚 ============ */
.site-footer { background: var(--navy); color: rgba(255,255,255,.68); }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 40px; padding: 64px 24px 48px; }
.f-brand .logo { font-size: 18px; }
.f-desc { margin: 18px 0 20px; font-size: 13.5px; line-height: 1.9; color: rgba(255,255,255,.5); max-width: 320px; }
.f-contact { font-size: 13.5px; line-height: 2.1; }
.f-title { color: #fff; font-size: 15px; font-weight: 600; margin-bottom: 18px; }
.f-col a { display: block; font-size: 13.5px; line-height: 2.3; color: rgba(255,255,255,.55); transition: color .2s; }
.f-col a:hover { color: #FF9668; }
.footer-bar { border-top: 1px solid rgba(255,255,255,.09); padding: 20px 0; font-size: 12.5px; color: rgba(255,255,255,.4); text-align: center; }

/* ============ 响应式 ============ */
@media (max-width: 1024px) {
  .hero-inner { flex-direction: column; padding: 80px 24px 130px; }
  .hero-copy h1 { font-size: 40px; }
  .hero-card { max-width: 100%; width: 100%; }
  .media-grid, .adv-grid, .review-grid { grid-template-columns: repeat(2, 1fr); }
  .flow-grid { grid-template-columns: repeat(2, 1fr); }
  .flow-arrow { display: none; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 30px; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .main-nav { display: none; }
  .cta-inner { flex-direction: column; text-align: center; padding: 44px 30px; }
}
@media (max-width: 640px) {
  .media-grid, .adv-grid, .review-grid, .flow-grid { grid-template-columns: 1fr; }
  .hero-copy h1 { font-size: 32px; }
  .header-actions .btn-ghost { display: none; }
}