/* ================= 包公旧改 官网样式 ================= */
:root{
  --brand:#ee7a1c;          /* 主色：包公橙（工装/工具包） */
  --brand-dark:#d5690e;
  --brand-soft:rgba(238,122,28,.10);
  --gold:#f0b24a;           /* 点缀金（帽檐） */
  --cream:#faf3e3;          /* 米黄（logo 底色） */
  --ink:#241a10;            /* 深色底：包公棕 */
  --ink-2:#2e2216;
  --ink-3:#3a2c1c;
  --text:#241c12;
  --text-2:#6b5d4b;
  --line:#ece2d0;
  --bg:#fffdf8;
  --bg-alt:#f8f1e2;
  --radius:14px;
  --shadow:0 4px 24px rgba(36,26,16,.08);
  --shadow-lg:0 18px 50px rgba(36,26,16,.16);
  --wrap:1200px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:80px}
body{
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  color:var(--text);background:var(--bg);line-height:1.7;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit;transition:.25s}
ul,ol{list-style:none}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 24px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 26px;border-radius:8px;font-size:15px;font-weight:600;
  border:1px solid transparent;cursor:pointer;transition:.25s;white-space:nowrap;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 6px 20px rgba(238,122,28,.28)}
.btn-primary:hover{background:var(--brand-dark);transform:translateY(-2px);box-shadow:0 10px 28px rgba(238,122,28,.38)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.5)}
.btn-ghost:hover{background:rgba(255,255,255,.12);border-color:#fff}
.btn-lg{padding:15px 34px;font-size:16px}
.btn-block{width:100%}

/* ---------- 顶部条 ---------- */
.topbar{background:var(--ink);color:rgba(255,255,255,.82);font-size:13.5px}
.topbar .wrap{display:flex;justify-content:space-between;align-items:center;height:38px;gap:16px}
.topbar a{color:#fff;font-weight:600}
.topbar a:hover{color:var(--brand)}
.topbar-msg{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ---------- 导航 ---------- */
#header{
  position:sticky;top:0;z-index:900;background:rgba(255,255,255,.96);
  backdrop-filter:blur(10px);border-bottom:1px solid var(--line);transition:.3s;
}
#header.scrolled{box-shadow:0 4px 20px rgba(36,26,16,.08)}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;height:74px;gap:24px}
.logo{display:flex;align-items:center;gap:10px}
.logo-mark{
  width:42px;height:42px;border-radius:10px;background:var(--ink);color:#fff;
  display:grid;place-items:center;font-size:24px;font-weight:700;font-family:serif;flex:none;
}
.logo-text{display:flex;flex-direction:column;line-height:1.2}
.logo-text b{font-size:19px;letter-spacing:.5px}
.logo-text em{font-size:11px;color:var(--text-2);font-style:normal;letter-spacing:1px}
.nav{display:flex;gap:6px}
.nav a{padding:8px 14px;border-radius:6px;font-size:15px;color:var(--text);font-weight:500}
.nav a:hover,.nav a.active{color:var(--brand);background:var(--brand-soft)}
.nav-cta{padding:10px 20px}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px}
.nav-toggle span{width:22px;height:2px;background:var(--text);border-radius:2px;transition:.3s}

/* ---------- 首屏（品牌米黄 · 包公形象） ---------- */
.hero{position:relative;overflow:hidden;background:var(--cream);color:var(--text);padding:88px 0 110px}
.hero-bg{
  position:absolute;inset:0;
  background:
    radial-gradient(820px 460px at 82% 12%,rgba(238,122,28,.16),transparent 62%),
    radial-gradient(680px 420px at 8% 92%,rgba(240,178,74,.20),transparent 60%),
    linear-gradient(165deg,#fbf5e6 0%,#f8f0da 55%,#f3e8cd 100%);
}
.hero-bg::after{
  content:"";position:absolute;inset:0;opacity:.5;
  background-image:linear-gradient(rgba(91,58,34,.05) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(91,58,34,.05) 1px,transparent 1px);
  background-size:56px 56px;
  -webkit-mask-image:radial-gradient(ellipse at 50% 40%,#000 30%,transparent 78%);
          mask-image:radial-gradient(ellipse at 50% 40%,#000 30%,transparent 78%);
}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.25fr .75fr;gap:48px;align-items:center}
.hero-tag{
  display:inline-block;padding:6px 16px;border-radius:999px;font-size:13.5px;
  background:rgba(238,122,28,.12);border:1px solid rgba(238,122,28,.45);color:#b35a0a;margin-bottom:22px;
}
.hero h1{font-size:clamp(32px,5.2vw,58px);line-height:1.2;font-weight:800;letter-spacing:-.5px;margin-bottom:20px;color:#2b1d10}
.hero h1 .hl{color:var(--brand);position:relative}
.hero-sub{font-size:clamp(15px,1.6vw,18px);color:rgba(43,29,16,.72);margin-bottom:34px;line-height:1.85}
.hero-btns{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:52px}
.hero .btn-ghost{color:#5b3a22;border-color:rgba(91,58,34,.4)}
.hero .btn-ghost:hover{background:rgba(91,58,34,.08);border-color:#5b3a22}
.hero-stats{display:flex;gap:52px;flex-wrap:wrap}
.hero-stats li{display:flex;flex-direction:column}
.hero-stats b{font-size:36px;font-weight:800;color:#2b1d10;line-height:1.1}
.hero-stats b::after{content:"+";color:var(--brand);font-size:26px}
.hero-stats span{font-size:13.5px;color:rgba(43,29,16,.55);margin-top:4px}
.hero-visual{position:relative;display:grid;place-items:center}
.hero-visual .logo-card{
  width:min(360px,80%);aspect-ratio:1/1;border-radius:28px;overflow:hidden;
  background:var(--cream);
  box-shadow:0 24px 60px rgba(91,58,34,.22),0 4px 16px rgba(91,58,34,.10);
  border:1px solid rgba(91,58,34,.08);
  animation:floaty 5s ease-in-out infinite;
}
.hero-visual .logo-card img{width:100%;height:100%;object-fit:cover}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}
.hero-scroll{
  position:absolute;bottom:26px;left:50%;transform:translateX(-50%);z-index:2;
  font-size:12px;letter-spacing:2px;color:rgba(91,58,34,.45);animation:bob 2.4s ease-in-out infinite;
}
@keyframes bob{0%,100%{transform:translate(-50%,0)}50%{transform:translate(-50%,7px)}}

/* ---------- 通用区块 ---------- */
.section{padding:88px 0}
.section-alt{background:var(--bg-alt)}
.section-dark{background:var(--ink);color:#fff}
.sec-head{text-align:center;max-width:720px;margin:0 auto 52px}
.sec-tag{
  display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:3px;color:var(--brand);
  margin-bottom:12px;
}
.sec-head h2{font-size:clamp(24px,3.2vw,36px);font-weight:800;line-height:1.3;margin-bottom:14px;letter-spacing:-.3px}
.sec-head p{color:var(--text-2);font-size:15.5px}
.sec-head.light p{color:rgba(255,255,255,.62)}

.grid{display:grid;gap:22px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}

/* ---------- 服务卡片 ---------- */
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:32px 26px;transition:.3s;position:relative;overflow:hidden;
}
.card::before{content:"";position:absolute;top:0;left:0;width:100%;height:3px;background:var(--brand);transform:scaleX(0);transform-origin:left;transition:.35s}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:transparent}
.card:hover::before{transform:scaleX(1)}
.card-ico{font-size:34px;margin-bottom:16px}
.card h3{font-size:19px;margin-bottom:10px;font-weight:700}
.card p{color:var(--text-2);font-size:14.5px;line-height:1.8}

/* ---------- 流程 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.steps li{
  background:rgba(255,255,255,.045);border:1px solid rgba(255,255,255,.1);
  border-radius:var(--radius);padding:26px 22px;transition:.3s;
}
.steps li:hover{background:rgba(238,122,28,.14);border-color:rgba(238,122,28,.5);transform:translateY(-4px)}
.steps .num{font-size:26px;font-weight:800;color:var(--brand);display:block;margin-bottom:12px;font-family:Georgia,serif}
.steps h4{font-size:16.5px;margin-bottom:8px}
.steps p{font-size:13.5px;color:rgba(255,255,255,.6);line-height:1.7}

/* ---------- 案例 ---------- */
.case{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.3s}
.case:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.case-img{
  height:190px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--c1),var(--c2));
}
.case-img span{color:#fff;font-size:15px;font-weight:600;letter-spacing:.5px;text-shadow:0 2px 8px rgba(0,0,0,.3);padding:0 20px;text-align:center}
.case-body{padding:22px 24px 26px}
.case-body h4{font-size:16.5px;margin-bottom:10px}
.case-body p{font-size:14px;color:var(--text-2);line-height:1.75;margin-bottom:14px}
.case-meta{font-size:12.5px;color:var(--brand);font-weight:600;background:var(--brand-soft);padding:4px 12px;border-radius:999px}
.cases-note{text-align:center;font-size:13px;color:#9aa4b0;margin-top:26px}

/* ---------- 优势 ---------- */
.adv{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px 22px;transition:.3s}
.adv:hover{border-color:var(--brand);box-shadow:var(--shadow);transform:translateY(-4px)}
.adv-ico{font-size:28px;margin-bottom:14px}
.adv h4{font-size:16.5px;margin-bottom:8px}
.adv p{font-size:14px;color:var(--text-2);line-height:1.75}

/* ---------- 招商 ---------- */
.franchise{background:linear-gradient(135deg,#241a10,#3a2a18);color:#fff}
.franchise-inner{display:grid;grid-template-columns:1.35fr 1fr;gap:52px;align-items:center}
.franchise h2{font-size:clamp(24px,3.2vw,36px);font-weight:800;margin-bottom:16px}
.franchise .lead{color:rgba(255,255,255,.72);font-size:15.5px;line-height:1.85;margin-bottom:26px}
.franchise-list{margin-bottom:32px;display:grid;gap:11px}
.franchise-list li{font-size:14.5px;color:rgba(255,255,255,.82);padding-left:26px;position:relative}
.franchise-list li::before{content:"✓";position:absolute;left:0;color:var(--brand);font-weight:700}
.franchise-list b{color:#fff}
.franchise-card{background:rgba(255,255,255,.055);border:1px solid rgba(255,255,255,.13);border-radius:18px;padding:32px 28px}
.franchise-card h3{font-size:18px;margin-bottom:20px;padding-bottom:16px;border-bottom:1px solid rgba(255,255,255,.12)}
.f-list{display:grid;gap:14px;margin-bottom:24px}
.f-list li{display:flex;align-items:center;gap:14px;font-size:14.5px;color:rgba(255,255,255,.85)}
.f-list span{
  width:26px;height:26px;border-radius:50%;background:var(--brand);color:#fff;flex:none;
  display:grid;place-items:center;font-size:13px;font-weight:700;
}
.f-hotline{padding-top:20px;border-top:1px solid rgba(255,255,255,.12);display:flex;flex-direction:column;gap:4px}
.f-hotline em{font-style:normal;font-size:12.5px;color:rgba(255,255,255,.55);letter-spacing:2px}
.f-hotline a{font-size:25px;font-weight:800;color:#fff;letter-spacing:.5px}
.f-hotline a:hover{color:var(--brand)}

/* ---------- 留资 ---------- */
.contact-inner{display:grid;grid-template-columns:1fr 1.15fr;gap:56px;align-items:start}
.contact-info h2{font-size:clamp(24px,3vw,34px);font-weight:800;margin-bottom:16px}
.contact-info .lead{color:rgba(255,255,255,.68);font-size:15.5px;line-height:1.85;margin-bottom:32px}
.contact-list{display:grid;gap:20px}
.contact-list li{display:flex;gap:16px;align-items:flex-start}
.contact-list li>span{font-size:20px;width:44px;height:44px;border-radius:10px;background:rgba(255,255,255,.07);display:grid;place-items:center;flex:none}
.contact-list em{font-style:normal;display:block;font-size:12.5px;color:rgba(255,255,255,.5);letter-spacing:1px;margin-bottom:2px}
.contact-list a,.contact-list b{font-size:16px;color:#fff;font-weight:600}
.contact-list a:hover{color:var(--brand)}

.contact-form{background:#fff;border-radius:18px;padding:36px 32px;box-shadow:var(--shadow-lg);color:var(--text)}
.contact-form h3{font-size:20px;margin-bottom:24px;font-weight:800}
.field{margin-bottom:16px}
.field label{display:block;font-size:13.5px;font-weight:600;margin-bottom:7px;color:#39424e}
.field label i{color:var(--brand);font-style:normal}
.field input[type=text],.field input[type=tel],.field textarea{
  width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:9px;
  font-size:15px;font-family:inherit;background:#fbfbfc;transition:.2s;color:var(--text);
}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--brand);background:#fff;box-shadow:0 0 0 3px var(--brand-soft)}
.field textarea{resize:vertical}
.chips{display:flex;gap:8px;flex-wrap:wrap}
.chip{cursor:pointer;position:relative}
.chip input{position:absolute;opacity:0;pointer-events:none}
.chip span{
  display:inline-block;padding:8px 16px;border:1px solid var(--line);border-radius:999px;
  font-size:13.5px;color:var(--text-2);transition:.2s;background:#fbfbfc;
}
.chip input:checked+span{background:var(--brand);border-color:var(--brand);color:#fff;font-weight:600}
.form-tip{font-size:12.5px;color:#9aa4b0;text-align:center;margin-top:14px}
.form-msg{margin-top:14px;font-size:14px;text-align:center;min-height:20px;font-weight:600}
.form-msg.ok{color:#16a34a}
.form-msg.err{color:var(--brand)}

/* ---------- 页脚 ---------- */
.footer{background:#1c130a;color:rgba(255,255,255,.66);padding:60px 0 0}
.footer-inner{display:grid;grid-template-columns:1.8fr 1fr 1.2fr;gap:44px;padding-bottom:44px}
.footer .logo-text b{color:#fff}
.footer .logo-text em{color:rgba(255,255,255,.5)}
.footer .logo-mark{background:var(--brand)}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.85;max-width:420px}
.footer-links{display:flex;flex-direction:column;gap:11px}
.footer-links h4{color:#fff;font-size:15px;margin-bottom:5px}
.footer-links a,.footer-links span{font-size:14px}
.footer-links a:hover{color:var(--brand)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.09);padding:20px 0}
.footer-bottom .wrap{display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.45)}

/* ---------- 移动端底部条 ---------- */
.mobile-bar{display:none}

/* ---------- 悬浮客服 ---------- */
.float-cs{
  position:fixed;right:22px;bottom:26px;z-index:950;width:54px;height:54px;border-radius:50%;
  background:var(--brand);color:#fff;border:0;font-size:24px;cursor:pointer;
  box-shadow:0 8px 26px rgba(238,122,28,.42);transition:.3s;
}
.float-cs:hover{transform:scale(1.08) translateY(-2px)}
.cs-panel{
  position:fixed;right:22px;bottom:92px;z-index:950;width:280px;background:#fff;border-radius:14px;
  box-shadow:var(--shadow-lg);overflow:hidden;opacity:0;visibility:hidden;transform:translateY(12px);transition:.28s;
}
.cs-panel.open{opacity:1;visibility:visible;transform:translateY(0)}
.cs-head{background:var(--brand);color:#fff;padding:13px 18px;font-size:14.5px;font-weight:600}
.cs-body{padding:18px}
.cs-body p{font-size:14px;color:var(--text-2);margin-bottom:14px;line-height:1.7}
.cs-opt{display:block;padding:10px 14px;border:1px solid var(--line);border-radius:9px;font-size:14px;margin-bottom:9px;font-weight:500}
.cs-opt:hover{background:var(--brand-soft);border-color:var(--brand);color:var(--brand)}

/* ---------- 动画 ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:.7s cubic-bezier(.22,.61,.36,1)}
.reveal.in{opacity:1;transform:none}

/* ---------- 品牌图片 Logo ---------- */
.logo-img{width:46px;height:46px;border-radius:12px;object-fit:cover;flex:none;box-shadow:0 2px 10px rgba(36,26,16,.15)}
.footer .logo-img{width:52px;height:52px}

/* ---------- 响应式 ---------- */
@media(max-width:1024px){
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .franchise-inner,.contact-inner{grid-template-columns:1fr;gap:38px}
  .footer-inner{grid-template-columns:1fr 1fr;gap:32px}
  .hero-inner{grid-template-columns:1fr .8fr;gap:30px}
}
@media(max-width:768px){
  .topbar-msg{display:none}
  .topbar .wrap{justify-content:center}
  .nav,.nav-cta{display:none}
  .nav-toggle{display:flex}
  .nav.open{
    display:flex;flex-direction:column;position:absolute;top:100%;left:0;right:0;
    background:#fff;padding:14px 24px 20px;box-shadow:var(--shadow-lg);gap:2px;border-top:1px solid var(--line);
  }
  .nav.open a{padding:12px 8px;font-size:16px}
  .hero{padding:56px 0 84px}
  .hero-inner{grid-template-columns:1fr;gap:34px}
  .hero-visual{order:-1}
  .hero-visual .logo-card{width:min(220px,58%)}
  .hero-stats{gap:30px}
  .hero-stats b{font-size:28px}
  .section{padding:60px 0}
  .grid-3,.grid-4,.steps{grid-template-columns:1fr}
  .footer-inner{grid-template-columns:1fr;gap:28px}
  .contact-form{padding:26px 20px}
  .mobile-bar{
    display:flex;position:fixed;left:0;right:0;bottom:0;z-index:900;background:#fff;
    border-top:1px solid var(--line);box-shadow:0 -4px 18px rgba(36,26,16,.09);
    padding-bottom:env(safe-area-inset-bottom,0);
  }
  .mobile-bar a{
    flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;padding:9px 0;
    font-size:12.5px;color:var(--text);font-weight:600;
  }
  .mobile-bar a:first-child{color:var(--brand)}
  .mobile-bar a span{font-size:17px}
  .float-cs{bottom:calc(74px + env(safe-area-inset-bottom,0));right:16px;width:48px;height:48px;font-size:21px}
  .cs-panel{right:16px;bottom:132px;width:min(280px,calc(100vw - 32px))}
  body{padding-bottom:calc(56px + env(safe-area-inset-bottom,0))}
  .footer{padding-bottom:calc(56px + env(safe-area-inset-bottom,0))}
}

/* ================= 文章 / 列表页样式 ================= */
.crumb{font-size:13px;color:#9aa4b0;margin-bottom:18px}
.crumb a{color:var(--text-2)}
.crumb a:hover{color:var(--brand)}
.crumb span{color:var(--text)}
.article-wrap{max-width:860px;margin:0 auto}
.article-title{font-size:clamp(24px,3.4vw,36px);font-weight:800;line-height:1.35;margin-bottom:16px;letter-spacing:-.3px}
.article-meta{display:flex;gap:22px;flex-wrap:wrap;font-size:13.5px;color:var(--text-2);padding-bottom:20px;border-bottom:1px solid var(--line);margin-bottom:28px}
.article-cover{margin-bottom:28px;border-radius:14px;overflow:hidden}
.article-cover img{width:100%;display:block}
.article-body{font-size:16px;line-height:2;color:#2b333d}
.article-body h2{font-size:22px;font-weight:800;margin:34px 0 14px;padding-left:14px;border-left:4px solid var(--brand);line-height:1.4}
.article-body h3{font-size:18px;font-weight:700;margin:26px 0 10px}
.article-body p{margin:14px 0}
.article-body ul,.article-body ol{margin:14px 0 14px 24px}
.article-body li{margin:8px 0}
.article-body ul li{list-style:disc}
.article-body ol li{list-style:decimal}
.article-body img{max-width:100%;border-radius:12px;margin:18px 0}
.article-body blockquote{border-left:3px solid var(--brand);background:var(--bg-alt);padding:14px 20px;margin:18px 0;color:var(--text-2);border-radius:0 8px 8px 0}
.article-body a{color:var(--brand);text-decoration:underline}
.article-body table{width:100%;border-collapse:collapse;margin:18px 0;font-size:14.5px}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 14px;text-align:left}
.article-body th{background:var(--bg-alt);font-weight:700}
.article-body strong{font-weight:700;color:var(--ink)}
.article-cta{
  margin:44px 0 30px;padding:32px;border-radius:16px;text-align:center;
  background:linear-gradient(140deg,#121a24,#1f2b39);color:#fff;
}
.article-cta h3{font-size:21px;margin-bottom:10px}
.article-cta p{color:rgba(255,255,255,.7);font-size:14.5px;margin-bottom:22px}
.article-cta .btn{margin:0 6px}
.btn-ghost-dark{background:transparent;color:#fff;border-color:rgba(255,255,255,.45)}
.btn-ghost-dark:hover{background:rgba(255,255,255,.12);border-color:#fff}
.prev-next{margin-top:24px;font-size:14px}
.prev-next a{color:var(--brand);font-weight:600}

/* 新闻列表 */
.news-list{display:grid;gap:16px;max-width:920px;margin:0 auto}
.news-item{background:#fff;border:1px solid var(--line);border-radius:14px;transition:.28s}
.news-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);border-color:transparent}
.news-item a{display:flex;gap:20px;padding:20px 22px;align-items:center}
.news-thumb{width:150px;height:100px;flex:none;border-radius:10px;background:#eef1f4 center/cover no-repeat}
.news-txt{flex:1;min-width:0}
.news-txt h4{font-size:17px;font-weight:700;margin-bottom:8px;line-height:1.45}
.news-item:hover h4{color:var(--brand)}
.news-txt p{font-size:14px;color:var(--text-2);line-height:1.75;margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-date{font-size:12.5px;color:#9aa4b0}

/* FAQ */
.faq-list{margin:18px 0}
.faq{border:1px solid var(--line);border-radius:10px;margin-bottom:10px;overflow:hidden;background:#fff}
.faq summary{padding:14px 18px;cursor:pointer;font-weight:600;font-size:15px;list-style:none;position:relative;padding-right:44px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:18px;top:50%;transform:translateY(-50%);color:var(--brand);font-size:20px;font-weight:700;transition:.2s}
.faq[open] summary::after{content:"−"}
.faq[open] summary{background:var(--brand-soft);color:var(--brand)}
.faq-a{padding:14px 18px;font-size:14.5px;line-height:1.85;color:var(--text-2);border-top:1px solid var(--line)}

@media(max-width:768px){
  .news-item a{flex-direction:column;align-items:stretch;gap:12px}
  .news-thumb{width:100%;height:160px}
  .article-cta{padding:24px 18px}
  .article-cta .btn{display:block;margin:8px 0}
  .article-meta{gap:14px}
}

/* ================= 新闻分类 / 分页 ================= */
.cat-tabs{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;margin:-24px 0 36px}
.cat-tabs a{
  padding:8px 20px;border-radius:999px;font-size:14.5px;color:var(--text-2);
  border:1px solid var(--line);background:#fff;transition:.25s;
}
.cat-tabs a:hover{color:var(--brand);border-color:var(--brand)}
.cat-tabs a.on{background:var(--brand);border-color:var(--brand);color:#fff;font-weight:600}
.news-cat{
  display:inline-block;padding:2px 10px;border-radius:999px;font-size:12px;
  background:var(--brand-soft);color:var(--brand);font-weight:600;margin-bottom:6px;
}
.pager{display:flex;gap:8px;justify-content:center;margin-top:40px}
.pager a{
  min-width:38px;height:38px;display:grid;place-items:center;border-radius:10px;
  border:1px solid var(--line);background:#fff;font-size:14.5px;color:var(--text-2);transition:.25s;
}
.pager a:hover{border-color:var(--brand);color:var(--brand)}
.pager a.on{background:var(--brand);border-color:var(--brand);color:#fff;font-weight:700}

/* ================= 文章要点速览 / 相关阅读（GEO 引用优化） ================= */
.tldr{
  background:var(--brand-soft);border:1px solid rgba(238,122,28,.3);border-radius:14px;
  padding:20px 24px;margin:0 0 30px;
}
.tldr b{display:block;color:var(--brand);font-size:15px;margin-bottom:10px;letter-spacing:1px}
.tldr ul{margin:0;padding:0}
.tldr li{
  position:relative;padding-left:22px;font-size:15px;line-height:1.9;color:#3a2c1c;margin:6px 0;
}
.tldr li::before{content:"✓";position:absolute;left:0;color:var(--brand);font-weight:700}
.related{margin:36px 0 8px;border-top:1px solid var(--line);padding-top:26px}
.related h3{font-size:17px;margin-bottom:14px;color:var(--text)}
.related ul{margin:0;padding:0;list-style:none}
.related li{display:flex;justify-content:space-between;gap:16px;align-items:baseline;padding:10px 0;border-bottom:1px dashed var(--line)}
.related li a{color:var(--text);font-size:14.5px;font-weight:500}
.related li a:hover{color:var(--brand)}
.related li span{font-size:12.5px;color:var(--text-2);flex:none}

/* ================= 造价参考表 / 城市互链 ================= */
.price-table{width:100%;border-collapse:collapse;margin:18px 0 22px;font-size:14.5px}
.price-table th,.price-table td{border:1px solid var(--line);padding:11px 14px;text-align:left}
.price-table th{background:var(--brand-soft);color:var(--brand);font-weight:700}
.price-table tbody tr:nth-child(even){background:#fdfaf3}
.city-links{line-height:2.2;font-size:14.5px}
.city-links a{color:var(--text);margin-right:6px;border-bottom:1px dashed var(--line)}
.city-links a:hover{color:var(--brand);border-color:var(--brand)}

/* ================= 页脚版权区 ================= */
.copyright{
  border-top:1px solid rgba(255,255,255,.12);margin-top:28px;padding-top:22px;
  font-size:13px;line-height:1.9;color:rgba(255,255,255,.55);
}
.copyright p{margin:3px 0}
.copyright .cr-main{color:rgba(255,255,255,.8);font-weight:600;font-size:13.5px}
.copyright a{color:rgba(255,255,255,.7)}
.copyright a:hover{color:var(--brand)}
.copyright .icp{margin-top:8px;font-size:12.5px;color:rgba(255,255,255,.45)}
.copyright .icp a{color:rgba(255,255,255,.6)}

/* ================= 服务城市页：省级分组 ================= */
.city-group{margin-bottom:20px;padding:20px 24px;border:1px solid var(--line);border-radius:14px;background:#fffdf8}
.city-group h3{margin-bottom:10px;font-size:18px;display:flex;align-items:baseline;flex-wrap:wrap;gap:8px}
.city-group h3 a{color:var(--text)}
.city-group h3 a:hover{color:var(--brand)}
.city-note{font-size:13px;color:var(--text-2);font-weight:400}