/* ============================================================
   商账催收咨询 · 城市目录站 共享样式
   主题：深蓝 + 金，专业 / 稳健 / 信赖
   ============================================================ */
:root{
  --navy:#0e2a47;
  --navy-2:#143a5f;
  --navy-3:#1b4b78;
  --gold:#c9a227;
  --gold-2:#a9851c;
  --gold-soft:#f6ead0;
  --ink:#1c2733;
  --muted:#5c6b7d;
  --bg:#f4f6fa;
  --card:#ffffff;
  --line:#e3e8f0;
  --ok:#1f7a4d;
  --radius:10px;
  --shadow:0 10px 30px rgba(14,42,71,.08);
  --maxw:1160px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Source Han Sans SC",system-ui,-apple-system,Segoe UI,sans-serif;
  color:var(--ink);
  background:var(--bg);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
ul{list-style:none}
.container{max-width:var(--maxw);margin:0 auto;padding:0 20px}

/* ---------- 顶部信息条 ---------- */
.topbar{background:var(--navy);color:#cfdaea;font-size:13px;padding:8px 0}
.topbar .container{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
.topbar .tag{color:var(--gold);font-weight:600}
.topbar .ph a{color:#fff;font-weight:700;letter-spacing:.5px}
.topbar .ph a:hover{color:var(--gold)}

/* ---------- 头部 ---------- */
.header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:100}
.header .container{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-top:12px;padding-bottom:12px}
.logo{display:flex;align-items:center;gap:10px}
.logo .mark{width:42px;height:42px;border-radius:10px;background:linear-gradient(135deg,var(--navy),var(--navy-3));display:flex;align-items:center;justify-content:center;color:var(--gold);flex:none}
.logo .t1{font-size:19px;font-weight:800;color:var(--navy);line-height:1.2}
.logo .t2{font-size:11px;color:var(--muted);letter-spacing:1px}
.nav{display:flex;align-items:center;gap:4px}
.nav a{padding:9px 13px;font-size:14.5px;font-weight:600;color:var(--ink);border-radius:7px}
.nav a:hover{background:#eef2f8;color:var(--navy)}
.header .phone-cta{display:flex;align-items:center;gap:12px}
.header .call-btn{background:linear-gradient(135deg,var(--gold),var(--gold-2));color:#fff;font-weight:800;padding:10px 18px;border-radius:8px;font-size:15px;box-shadow:0 6px 16px rgba(201,162,39,.35)}
.header .call-btn:hover{filter:brightness(1.05)}
.hamburger{display:none;background:none;border:0;cursor:pointer;padding:8px}
.hamburger span{display:block;width:24px;height:2.5px;background:var(--navy);margin:5px 0;border-radius:2px}

/* ---------- Hero ---------- */
.hero{background:
  radial-gradient(1000px 420px at 85% -10%,rgba(201,162,39,.22),transparent 60%),
  radial-gradient(700px 400px at 10% 110%,rgba(27,75,120,.5),transparent 60%),
  linear-gradient(135deg,var(--navy) 0%,var(--navy-2) 55%,#0c2139 100%);
  color:#fff;position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;inset:0;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:44px 44px;pointer-events:none}
.hero .container{position:relative;z-index:2;padding-top:64px;padding-bottom:70px}
.breadcrumb{font-size:13px;color:#aebfd6;margin-bottom:18px}
.breadcrumb a{color:var(--gold)}
.breadcrumb span{margin:0 7px;color:#5c6b7d}
.hero h1{font-size:34px;line-height:1.28;font-weight:800;letter-spacing:.5px;max-width:760px}
.hero h1 .hl{color:var(--gold)}
.hero .sub{margin-top:18px;font-size:16.5px;color:#d5dfee;max-width:760px}
.hero .trust{display:flex;gap:34px;margin-top:30px;flex-wrap:wrap}
.hero .trust .item b{display:block;font-size:26px;color:var(--gold);font-weight:800}
.hero .trust .item span{font-size:13px;color:#aebfd6}
.hero .cta-row{display:flex;gap:14px;margin-top:34px;flex-wrap:wrap;align-items:center}
.hero .btn{display:inline-flex;align-items:center;gap:9px;padding:15px 26px;border-radius:9px;font-weight:800;font-size:16px;cursor:pointer;border:0}
.hero .btn-gold{background:linear-gradient(135deg,var(--gold),var(--gold-2));color:#fff;box-shadow:0 10px 24px rgba(201,162,39,.4)}
.hero .btn-gold:hover{filter:brightness(1.06)}
.hero .btn-ghost{background:rgba(255,255,255,.08);color:#fff;border:1px solid rgba(255,255,255,.28)}
.hero .btn-ghost:hover{background:rgba(255,255,255,.16)}
.hero .note{margin-top:16px;font-size:13px;color:#9fb2cc}
.hero .note b{color:#fff}

/* ---------- 通用区块 ---------- */
.section{padding:64px 0}
.section.bg-soft{background:#fff}
.section-head{text-align:center;max-width:760px;margin:0 auto 42px}
.section-head .eyebrow{display:inline-block;color:var(--gold-2);font-weight:700;font-size:13.5px;letter-spacing:2px;margin-bottom:10px}
.section-head h2{font-size:27px;color:var(--navy);font-weight:800;line-height:1.35}
.section-head p{color:var(--muted);margin-top:12px;font-size:15px}

/* ---------- 服务网格 ---------- */
.grid{display:grid;grid-template-columns:1fr;gap:18px}
.grid.g2{grid-template-columns:1fr}
.grid.g3{grid-template-columns:1fr}
@media(min-width:640px){
  .grid.g2{grid-template-columns:repeat(2,1fr)}
  .grid.g3{grid-template-columns:repeat(2,1fr)}
}
@media(min-width:980px){
  .grid.g3{grid-template-columns:repeat(3,1fr)}
}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px;box-shadow:0 4px 14px rgba(14,42,71,.05);transition:transform .18s ease,box-shadow .18s ease}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.card .ic{width:52px;height:52px;border-radius:12px;background:linear-gradient(135deg,var(--gold-soft),#fbf3df);color:var(--gold-2);display:flex;align-items:center;justify-content:center;margin-bottom:16px}
.card h3{font-size:17.5px;color:var(--navy);font-weight:800;margin-bottom:10px}
.card p{font-size:14px;color:var(--muted)}
.card .tagline{font-size:12.5px;color:var(--gold-2);font-weight:700;margin-top:12px}

/* ---------- 为什么选我们 ---------- */
.why{background:linear-gradient(180deg,var(--bg),#edf1f7)}
.why-grid{display:grid;grid-template-columns:1fr;gap:16px}
@media(min-width:640px){.why-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:980px){.why-grid{grid-template-columns:repeat(4,1fr)}}
.why-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px 20px;text-align:center}
.why-item .n{font-size:30px;font-weight:800;color:var(--gold);line-height:1}
.why-item h4{font-size:15.5px;color:var(--navy);font-weight:800;margin:12px 0 6px}
.why-item p{font-size:13px;color:var(--muted)}

/* ---------- 流程（时间轴） ---------- */
.steps{display:grid;grid-template-columns:1fr;gap:0;counter-reset:step;position:relative}
@media(min-width:720px){.steps{grid-template-columns:repeat(3,1fr);gap:20px}}
.step{position:relative;padding:22px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;margin-bottom:14px}
@media(min-width:720px){.step{margin-bottom:0}}
.step::before{counter-increment:step;content:"0" counter(step);font-size:13px;font-weight:800;color:var(--gold-2);letter-spacing:1px}
.step h3{font-size:16px;color:var(--navy);font-weight:800;margin:10px 0 8px}
.step p{font-size:13.5px;color:var(--muted)}

/* ---------- 本地概况 ---------- */
.local{background:#fff}
.local-grid{display:grid;grid-template-columns:1fr;gap:22px}
@media(min-width:900px){.local-grid{grid-template-columns:1.15fr .85fr}}
.local .body p{font-size:15px;color:var(--muted);margin-bottom:14px}
.local .feat-list li{display:flex;gap:10px;align-items:flex-start;padding:12px 0;border-bottom:1px dashed var(--line);font-size:14.5px;color:var(--ink)}
.local .feat-list li:last-child{border-bottom:0}
.local .feat-list .dot{color:var(--gold);font-weight:800;flex:none}
.aside-card{background:linear-gradient(160deg,var(--navy),var(--navy-3));color:#fff;border-radius:var(--radius);padding:28px 24px;box-shadow:var(--shadow)}
.aside-card h3{font-size:19px;font-weight:800;margin-bottom:14px}
.aside-card p{font-size:14px;color:#cdd9ea;margin-bottom:8px}
.aside-card .tel{display:block;font-size:26px;font-weight:800;color:var(--gold);margin:14px 0 6px;letter-spacing:.5px}
.aside-card .tel-note{font-size:13px;color:#9fb2cc}

/* ---------- FAQ ---------- */
.faq{background:var(--bg)}
.faq-list{max-width:820px;margin:0 auto}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius);margin-bottom:12px;overflow:hidden}
.faq-item summary{list-style:none;cursor:pointer;padding:18px 22px;font-weight:700;color:var(--navy);font-size:15.5px;display:flex;justify-content:space-between;align-items:center;gap:14px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary .qm{color:var(--gold);font-size:18px;font-weight:800}
.faq-item summary .chev{transition:transform .2s;color:var(--muted);flex:none}
.faq-item[open] summary .chev{transform:rotate(180deg)}
.faq-item .a{padding:0 22px 18px;font-size:14px;color:var(--muted)}

/* ---------- 城市目录 ---------- */
.cities{background:#fff}
.city-group{margin-bottom:26px}
.city-group h3{font-size:16px;color:var(--navy);font-weight:800;margin-bottom:14px;padding-left:12px;border-left:4px solid var(--gold)}
.city-links{display:flex;flex-wrap:wrap;gap:10px}
.city-links a{padding:9px 15px;background:#f1f4f9;border:1px solid var(--line);border-radius:8px;font-size:13.5px;color:var(--ink);font-weight:600;transition:.15s}
.city-links a:hover{background:var(--navy);color:#fff;border-color:var(--navy)}

/* ---------- CTA ---------- */
.cta-banner{background:
  radial-gradient(800px 360px at 12% 120%,rgba(201,162,39,.28),transparent 55%),
  linear-gradient(120deg,#0d2440,#143a5f 60%,#1b4b78);
  color:#fff;text-align:center;padding:58px 20px}
.cta-banner h2{font-size:26px;font-weight:800;line-height:1.4}
.cta-banner p{color:#cdd9ea;margin:14px 0 26px;font-size:15px}
.cta-banner .tel{font-size:34px;font-weight:800;color:var(--gold);letter-spacing:1px;display:inline-block;margin-bottom:6px}
.cta-banner .btn{display:inline-flex;align-items:center;gap:9px;margin-top:16px;padding:15px 32px;border-radius:9px;font-weight:800;font-size:16.5px;background:linear-gradient(135deg,var(--gold),var(--gold-2));color:#fff;box-shadow:0 12px 28px rgba(201,162,39,.4)}
.cta-banner .btn:hover{filter:brightness(1.06)}
.cta-banner .hours{font-size:13px;color:#9fb2cc;margin-top:14px}

/* ---------- 页脚 ---------- */
.footer{background:#0b1d33;color:#9fb2cc;padding:50px 0 0}
.footer-top{display:grid;grid-template-columns:1fr;gap:30px;padding-bottom:34px}
@media(min-width:760px){.footer-top{grid-template-columns:1.3fr 1fr 1fr}}
.footer h4{color:#fff;font-size:16px;font-weight:800;margin-bottom:16px}
.footer .about p{font-size:13.5px;line-height:1.9}
.footer .links a{display:block;padding:6px 0;font-size:13.5px}
.footer .links a:hover{color:var(--gold)}
.footer .contact li{font-size:13.5px;padding:6px 0}
.footer .contact b{color:#fff}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:18px 0;font-size:12.5px;color:#71839b}
.footer-bottom .container{display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap}
.footer .disclaimer{font-size:11.5px;line-height:1.8;color:#5f7188;margin-top:14px}

/* ---------- 浮动拨号 ---------- */
.float-dial{position:fixed;right:20px;bottom:24px;z-index:999;display:flex;align-items:center;gap:10px;background:linear-gradient(135deg,var(--gold),var(--gold-2));color:#fff;padding:17px 26px;border-radius:50px;box-shadow:0 12px 30px rgba(0,0,0,.35);font-weight:800;font-size:17px;letter-spacing:.5px}
.float-dial .ph{width:22px;height:22px}
.float-dial::before{content:"";position:absolute;inset:0;border-radius:50px;box-shadow:0 0 0 0 rgba(201,162,39,.55);animation:dialPulse 2.2s infinite}
@keyframes dialPulse{0%{box-shadow:0 0 0 0 rgba(201,162,39,.55)}70%{box-shadow:0 0 0 18px rgba(201,162,39,0)}100%{box-shadow:0 0 0 0 rgba(201,162,39,0)}}
/* 移动端底部通栏拨号 */
.mbar{display:none}

/* ---------- 面包屑（视觉强化） ---------- */
.breadcrumb{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);display:inline-flex;align-items:center;gap:6px;padding:8px 14px;border-radius:8px;margin-bottom:20px;font-size:13.5px;color:#c6d3e8}
.breadcrumb a{color:var(--gold);font-weight:600}
.breadcrumb a:hover{text-decoration:underline}
.breadcrumb .sep{color:#5c6b7d}
.breadcrumb .cur{color:#eef3fb}

/* ---------- 响应式 ---------- */
@media(max-width:860px){
  .nav{display:none;position:absolute;top:100%;left:0;right:0;background:#fff;flex-direction:column;align-items:stretch;padding:12px 20px 18px;border-bottom:1px solid var(--line);box-shadow:0 16px 30px rgba(0,0,0,.08)}
  .nav.open{display:flex}
  .nav a{padding:12px 8px;border-bottom:1px solid var(--line)}
  .nav a:last-child{border-bottom:0}
  .hamburger{display:block}
  .header .phone-cta .call-btn{display:none}
  .hero h1{font-size:25px}
  .hero .sub{font-size:15px}
  .hero .trust{gap:22px}
  .hero .trust .item b{font-size:21px}
  .section{padding:48px 0}
  .section-head h2{font-size:22px}
}
@media(max-width:480px){
  .topbar .tag{display:none}
  .logo .t1{font-size:16px}
  .cta-banner h2{font-size:21px}
  .cta-banner .tel{font-size:27px}
  .float-dial{display:none}
  .mbar{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:998;background:var(--navy);padding:10px 14px;gap:10px;align-items:center;box-shadow:0 -6px 20px rgba(0,0,0,.2)}
  .mbar .mtel{flex:1;display:flex;flex-direction:column;color:#fff;line-height:1.3}
  .mbar .mtel b{font-size:19px;color:var(--gold);letter-spacing:1px}
  .mbar .mtel span{font-size:11px;color:#b9c7dd}
  .mbar .mcall{background:linear-gradient(135deg,var(--gold),var(--gold-2));color:#fff;padding:14px 24px;border-radius:10px;font-weight:800;font-size:17px;white-space:nowrap}
  body{padding-bottom:64px}
}