/* 杭州欣悦财务咨询 · 官网样式
   设计：专业稳重财税蓝 + 生长绿点缀，现代干净、留白充足
   约束：中国网络友好，仅系统字体，无外部 CDN */

:root {
  --navy: #0d2f52;
  --navy-2: #12406e;
  --blue: #1766b3;
  --blue-light: #eaf3fb;
  --green: #12996b;
  --green-2: #0e7f58;
  --green-light: #e8f6f0;
  --gold: #c9a227;
  --ink: #1c2b3a;
  --ink-2: #405264;
  --muted: #6b7c8d;
  --line: #e3e9ef;
  --bg: #ffffff;
  --bg-soft: #f5f8fb;
  --bg-navy: #0d2f52;
  --radius: 14px;
  --radius-sm: 10px;
  --shadow-sm: 0 2px 10px rgba(13, 47, 82, .06);
  --shadow: 0 10px 30px rgba(13, 47, 82, .08);
  --shadow-lg: 0 20px 50px rgba(13, 47, 82, .14);
  --maxw: 1180px;
  --font: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "Noto Sans SC", "Source Han Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: var(--blue); text-decoration: none; transition: color .2s; }
a:hover { color: var(--navy); }

h1, h2, h3, h4 { color: var(--navy); line-height: 1.3; margin: 0 0 .6em; font-weight: 700; }
p { margin: 0 0 1em; color: var(--ink-2); }

.container { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

/* ---------- 通用组件 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 26px; border-radius: 999px; font-weight: 600; font-size: 15px;
  border: 1.5px solid transparent; cursor: pointer; transition: all .22s; white-space: nowrap;
}
.btn-primary { background: var(--green); color: #fff; box-shadow: 0 8px 20px rgba(18,153,107,.28); }
.btn-primary:hover { background: var(--green-2); color: #fff; transform: translateY(-2px); box-shadow: 0 12px 26px rgba(18,153,107,.34); }
.btn-outline { background: transparent; color: var(--navy); border-color: var(--line); }
.btn-outline:hover { border-color: var(--blue); color: var(--blue); }
.btn-white { background: #fff; color: var(--navy); }
.btn-white:hover { background: #f0f6fc; color: var(--navy); transform: translateY(-2px); }
.btn-ghost-white { background: rgba(255,255,255,.1); color: #fff; border-color: rgba(255,255,255,.4); }
.btn-ghost-white:hover { background: rgba(255,255,255,.18); color: #fff; }

.section { padding: 82px 0; }
.section-soft { background: var(--bg-soft); }
.section-navy { background: linear-gradient(150deg, #0d2f52 0%, #123a63 100%); color: #fff; }
.section-navy h2, .section-navy h3 { color: #fff; }
.section-navy p { color: rgba(255,255,255,.82); }

.eyebrow {
  display: inline-block; font-size: 13px; font-weight: 700; letter-spacing: 2px;
  color: var(--green); text-transform: uppercase; margin-bottom: 14px;
  padding: 5px 14px; background: var(--green-light); border-radius: 999px;
}
.section-head { text-align: center; max-width: 720px; margin: 0 auto 52px; }
.section-head h2 { font-size: clamp(26px, 3.4vw, 38px); }
.section-head p { font-size: 17px; color: var(--muted); }

.grid { display: grid; gap: 24px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

/* ---------- 顶部导航 ---------- */
.topbar {
  background: var(--navy); color: rgba(255,255,255,.85); font-size: 13.5px;
}
.topbar .container { display: flex; justify-content: space-between; align-items: center; height: 40px; }
.topbar a { color: rgba(255,255,255,.85); }
.topbar a:hover { color: #fff; }
.topbar .tb-left span { margin-right: 20px; }
.topbar .tb-right span { margin-left: 18px; }

.site-header {
  position: sticky; top: 0; z-index: 100; background: rgba(255,255,255,.96);
  backdrop-filter: blur(8px); border-bottom: 1px solid var(--line);
}
.site-header .container { display: flex; align-items: center; justify-content: space-between; height: 74px; }
.brand { display: flex; align-items: center; gap: 12px; }
.brand-logo {
  width: 44px; height: 44px; border-radius: 11px; flex: none;
  background: linear-gradient(135deg, var(--green) 0%, var(--blue) 100%);
  color: #fff; display: grid; place-items: center; font-weight: 800; font-size: 22px;
  box-shadow: 0 6px 16px rgba(18,153,107,.3);
}
.brand-name { font-weight: 800; font-size: 20px; color: var(--navy); letter-spacing: .5px; }
.brand-name small { display: block; font-size: 11.5px; font-weight: 500; color: var(--muted); letter-spacing: 1px; }

.nav { display: flex; align-items: center; gap: 4px; }
.nav a {
  padding: 9px 15px; border-radius: 8px; color: var(--ink); font-weight: 500; font-size: 15.5px;
}
.nav a:hover, .nav a.active { color: var(--green-2); background: var(--green-light); }
.header-cta { display: flex; align-items: center; gap: 14px; }
.header-phone { font-weight: 800; color: var(--navy); font-size: 17px; }
.header-phone small { display:block; font-size: 11px; font-weight: 500; color: var(--muted); }

.nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: 8px; }
.nav-toggle span { display: block; width: 24px; height: 2.5px; background: var(--navy); margin: 5px 0; border-radius: 2px; transition: .3s; }

/* ---------- Hero ---------- */
.hero {
  position: relative; overflow: hidden;
  background: linear-gradient(160deg, #0d2f52 0%, #123a63 55%, #10513f 130%);
  color: #fff; padding: 84px 0 96px;
}
.hero::after {
  content: ""; position: absolute; right: -120px; top: -80px; width: 520px; height: 520px;
  background: radial-gradient(circle, rgba(18,153,107,.35), transparent 65%); border-radius: 50%;
}
.hero .container { position: relative; z-index: 2; display: grid; grid-template-columns: 1.15fr .85fr; gap: 50px; align-items: center; }
.hero h1 { color: #fff; font-size: clamp(30px, 4.6vw, 52px); line-height: 1.18; margin-bottom: 22px; }
.hero h1 .hl { color: #4fd6a1; }
.hero-lead { font-size: 18px; color: rgba(255,255,255,.88); max-width: 560px; margin-bottom: 30px; }
.hero-badges { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 34px; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px; font-size: 14px; font-weight: 600;
  background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.18);
  padding: 8px 16px; border-radius: 999px; color: #fff;
}
.hero-badge b { color: #4fd6a1; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }

.hero-card {
  background: rgba(255,255,255,.97); color: var(--ink); border-radius: 18px; padding: 30px;
  box-shadow: var(--shadow-lg);
}
.hero-card h3 { font-size: 20px; margin-bottom: 6px; }
.hero-card .sub { color: var(--muted); font-size: 14px; margin-bottom: 20px; }
.hero-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 18px 14px; }
.hero-stat { padding: 14px 0; border-top: 1px solid var(--line); }
.hero-stat .num { font-size: 28px; font-weight: 800; color: var(--green-2); line-height: 1; }
.hero-stat .lbl { font-size: 13.5px; color: var(--muted); margin-top: 6px; }

/* ---------- 信任条 ---------- */
.trustbar { background: #fff; border-bottom: 1px solid var(--line); }
.trustbar .container { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 20px; padding: 26px 24px; }
.trust-item { display: flex; align-items: center; gap: 12px; }
.trust-item .ico { width: 40px; height: 40px; border-radius: 10px; background: var(--blue-light); color: var(--blue); display: grid; place-items: center; font-size: 20px; flex: none; }
.trust-item b { display: block; color: var(--navy); font-size: 15px; }
.trust-item span { font-size: 13px; color: var(--muted); }

/* ---------- 卡片 ---------- */
.card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 30px 26px;
  box-shadow: var(--shadow-sm); transition: transform .25s, box-shadow .25s, border-color .25s; height: 100%;
}
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: transparent; }
.card .card-ico {
  width: 54px; height: 54px; border-radius: 13px; display: grid; place-items: center; font-size: 26px;
  background: var(--green-light); color: var(--green-2); margin-bottom: 18px;
}
.card h3 { font-size: 19px; margin-bottom: 10px; }
.card p { font-size: 14.5px; color: var(--ink-2); margin-bottom: 14px; }
.card .price { font-weight: 700; color: var(--green-2); font-size: 15px; }
.card .price small { color: var(--muted); font-weight: 500; }
.card-link { font-weight: 600; font-size: 14.5px; color: var(--blue); display: inline-flex; align-items: center; gap: 5px; }

.feature-list { list-style: none; padding: 0; margin: 0; }
.feature-list li { position: relative; padding: 7px 0 7px 28px; color: var(--ink-2); font-size: 15px; }
.feature-list li::before {
  content: "✓"; position: absolute; left: 0; top: 7px; width: 20px; height: 20px; border-radius: 50%;
  background: var(--green-light); color: var(--green-2); font-size: 12px; font-weight: 800;
  display: grid; place-items: center;
}

/* ---------- 数据统计 ---------- */
.stats-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; text-align: center; }
.stat-box .num { font-size: clamp(34px, 4vw, 46px); font-weight: 800; color: #4fd6a1; line-height: 1; }
.stat-box .num span { font-size: 22px; }
.stat-box .lbl { margin-top: 10px; color: rgba(255,255,255,.8); font-size: 15px; }

/* ---------- 优势 ---------- */
.why-item { display: flex; gap: 18px; align-items: flex-start; }
.why-item .n { flex: none; width: 46px; height: 46px; border-radius: 12px; background: var(--navy); color: #fff; display: grid; place-items: center; font-weight: 800; font-size: 18px; }
.why-item h3 { font-size: 18px; margin-bottom: 6px; }
.why-item p { font-size: 14.5px; margin: 0; }

/* ---------- 案例 ---------- */
.case-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-sm); transition: .25s; height: 100%; }
.case-card:hover { box-shadow: var(--shadow); transform: translateY(-4px); }
.case-card .case-top { background: linear-gradient(135deg, var(--navy) 0%, var(--navy-2) 100%); color: #fff; padding: 22px 24px; }
.case-tag { display: inline-block; font-size: 12.5px; font-weight: 600; background: rgba(79,214,161,.2); color: #4fd6a1; padding: 4px 12px; border-radius: 999px; margin-bottom: 10px; }
.case-card .case-top h3 { color: #fff; font-size: 18px; margin: 0; }
.case-body { padding: 22px 24px; }
.case-body .row { margin-bottom: 14px; }
.case-body .row:last-child { margin-bottom: 0; }
.case-body .k { font-size: 12.5px; font-weight: 700; color: var(--muted); letter-spacing: 1px; margin-bottom: 3px; }
.case-body .v { font-size: 14.5px; color: var(--ink-2); }
.case-body .result { color: var(--green-2); font-weight: 700; }

/* ---------- FAQ ---------- */
.faq { max-width: 840px; margin: 0 auto; }
.faq-item { border: 1px solid var(--line); border-radius: var(--radius-sm); margin-bottom: 14px; overflow: hidden; background: #fff; }
.faq-q { display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 20px 24px; cursor: pointer; font-weight: 600; color: var(--navy); font-size: 16.5px; }
.faq-q .plus { flex: none; width: 26px; height: 26px; border-radius: 50%; background: var(--green-light); color: var(--green-2); display: grid; place-items: center; font-size: 18px; transition: transform .25s; }
.faq-item.open .faq-q .plus { transform: rotate(45deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .3s ease; }
.faq-a-inner { padding: 0 24px 22px; color: var(--ink-2); font-size: 15px; }

/* ---------- CTA 区 ---------- */
.cta-band { background: linear-gradient(135deg, var(--green-2) 0%, #0d6d4c 100%); color: #fff; border-radius: 20px; padding: 52px 48px; text-align: center; box-shadow: var(--shadow-lg); }
.cta-band h2 { color: #fff; font-size: clamp(24px, 3vw, 34px); }
.cta-band p { color: rgba(255,255,255,.9); font-size: 17px; max-width: 620px; margin: 0 auto 26px; }
.cta-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ---------- 页面头 ---------- */
.page-hero { background: linear-gradient(160deg, #0d2f52, #123a63); color: #fff; padding: 66px 0 58px; text-align: center; }
.page-hero h1 { color: #fff; font-size: clamp(28px, 4vw, 42px); margin-bottom: 12px; }
.page-hero p { color: rgba(255,255,255,.85); font-size: 17px; max-width: 660px; margin: 0 auto; }
.crumbs { font-size: 13.5px; color: rgba(255,255,255,.6); margin-top: 16px; }
.crumbs a { color: rgba(255,255,255,.85); }

/* ---------- 表格 ---------- */
.price-table { width: 100%; border-collapse: collapse; background: #fff; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-sm); }
.price-table th, .price-table td { padding: 16px 20px; text-align: left; border-bottom: 1px solid var(--line); font-size: 15px; }
.price-table th { background: var(--navy); color: #fff; font-weight: 600; }
.price-table tr:last-child td { border-bottom: none; }
.price-table td:last-child { color: var(--green-2); font-weight: 700; }
.price-table tbody tr:hover { background: var(--bg-soft); }

/* ---------- 关于/团队 ---------- */
.founder { display: grid; grid-template-columns: 260px 1fr; gap: 40px; align-items: center; }
.founder-photo { background: linear-gradient(135deg, var(--navy), var(--green-2)); border-radius: 18px; aspect-ratio: 3/4; display: grid; place-items: center; color: #fff; box-shadow: var(--shadow); }
.founder-photo .initial { font-size: 84px; font-weight: 800; }
.info-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 16px; }
.info-item { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 20px 22px; }
.info-item .k { font-size: 13px; color: var(--muted); margin-bottom: 4px; }
.info-item .v { font-size: 16px; font-weight: 700; color: var(--navy); }

/* ---------- 页脚 ---------- */
.site-footer { background: var(--navy); color: rgba(255,255,255,.72); padding: 60px 0 0; font-size: 14.5px; }
.site-footer h4 { color: #fff; font-size: 16px; margin-bottom: 18px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.3fr; gap: 36px; }
.site-footer a { color: rgba(255,255,255,.72); }
.site-footer a:hover { color: #fff; }
.footer-brand .brand-name { color: #fff; }
.footer-brand p { color: rgba(255,255,255,.62); margin-top: 14px; font-size: 14px; }
.footer-list { list-style: none; padding: 0; margin: 0; }
.footer-list li { margin-bottom: 10px; }
.footer-contact li { display: flex; gap: 10px; margin-bottom: 12px; align-items: flex-start; }
.footer-contact .ico { color: #4fd6a1; flex: none; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.12); margin-top: 46px; padding: 22px 0; }
.footer-bottom .container { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; font-size: 13px; color: rgba(255,255,255,.55); }

/* ---------- 悬浮 & 回顶 ---------- */
.float-contact { position: fixed; right: 22px; bottom: 96px; z-index: 90; display: flex; flex-direction: column; gap: 10px; }
.float-btn { width: 54px; height: 54px; border-radius: 14px; background: var(--green); color: #fff; display: grid; place-items: center; box-shadow: 0 8px 20px rgba(18,153,107,.35); font-size: 22px; cursor: pointer; transition: .2s; }
.float-btn:hover { background: var(--green-2); color: #fff; transform: scale(1.06); }
.to-top { position: fixed; right: 22px; bottom: 30px; width: 46px; height: 46px; border-radius: 12px; background: var(--navy); color: #fff; display: grid; place-items: center; cursor: pointer; opacity: 0; visibility: hidden; transition: .25s; z-index: 90; font-size: 20px; }
.to-top.show { opacity: 1; visibility: visible; }

/* ---------- 响应式 ---------- */
@media (max-width: 960px) {
  .hero .container { grid-template-columns: 1fr; gap: 36px; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .stats-row { grid-template-columns: repeat(2, 1fr); gap: 32px 16px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 30px; }
  .founder { grid-template-columns: 1fr; text-align: center; }
  .founder-photo { max-width: 220px; margin: 0 auto; }
  .info-grid { text-align: left; }
}
@media (max-width: 720px) {
  .topbar { display: none; }
  .nav, .header-phone small { display: none; }
  .nav-toggle { display: block; }
  .nav {
    position: absolute; top: 74px; left: 0; right: 0; background: #fff; flex-direction: column;
    align-items: stretch; padding: 12px 16px; gap: 2px; border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow); transform: translateY(-140%); transition: transform .3s; z-index: 99;
  }
  .nav.open { transform: translateY(0); display: flex; }
  .nav a { padding: 13px 14px; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .section { padding: 56px 0; }
  .cta-band { padding: 40px 24px; }
  .price-table { display: block; overflow-x: auto; }
  .info-grid { grid-template-columns: 1fr; }
}