/* roulang page: index */
:root{
  --brand:#1E6FD9;
  --brand-dark:#1558A8;
  --brand-soft:#EAF3FF;
  --accent:#FF8A3D;
  --accent-dark:#F0782A;
  --teal:#17A589;
  --warn:#F5A623;
  --danger:#D9534F;
  --bg:#F5F8FC;
  --card:#FFFFFF;
  --footer:#0B2A4A;
  --text:#14243A;
  --muted:#60718A;
  --line:#E3EBF5;
  --line-soft:#EEF3F9;
  --r-lg:18px;
  --r-md:14px;
  --r-sm:12px;
  --sh-1:0 8px 24px rgba(20,60,120,.07);
  --sh-2:0 18px 44px rgba(20,60,120,.13);
  --bs-primary:#1E6FD9;
  --bs-body-bg:#F5F8FC;
  --bs-body-color:#14243A;
  --bs-border-color:#E3EBF5;
  --bs-border-radius:14px;
  --bs-font-sans-serif:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--bs-font-sans-serif);
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--brand);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--accent)}
h1,h2,h3,h4{margin:0;color:var(--text);letter-spacing:0}
h1{font-size:clamp(32px,4vw,52px);font-weight:800;line-height:1.18}
h2{font-size:clamp(26px,3vw,36px);font-weight:750;line-height:1.25}
h3{font-size:clamp(19px,1.6vw,23px);font-weight:700;line-height:1.4}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;box-shadow:0 0 0 4px rgba(30,111,217,.16)}
.container{max-width:1240px;padding-left:20px;padding-right:20px}
.page-wrap{overflow:hidden}

/* ---------- 导航 ---------- */
.site-header{position:sticky;top:0;z-index:1030;padding:14px 0 10px;background:linear-gradient(180deg,rgba(245,248,252,.96),rgba(245,248,252,.78));backdrop-filter:blur(8px)}
.nav-panel{
  display:flex;align-items:center;gap:18px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--sh-1);
  padding:12px 16px;
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:38px;height:38px;border-radius:12px;flex:0 0 auto;
  background:linear-gradient(135deg,var(--brand),var(--brand-dark));
  color:#fff;display:grid;place-items:center;font-weight:800;font-size:17px;
  box-shadow:0 6px 16px rgba(30,111,217,.32);
}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-text strong{font-size:16px;font-weight:800;color:var(--text);letter-spacing:.2px}
.brand-text span{font-size:11.5px;color:var(--muted);letter-spacing:.6px}
.nav-center{display:flex;align-items:center;gap:8px;margin-left:auto}
.nav-chip{
  display:inline-flex;align-items:center;gap:7px;
  padding:8px 14px;border-radius:var(--r-sm);
  font-size:14.5px;font-weight:600;color:var(--muted);
  border:1px solid transparent;background:transparent;
  transition:all .2s ease;white-space:nowrap;
}
.nav-chip i{font-size:15px;color:var(--brand)}
.nav-chip:hover{background:var(--brand-soft);color:var(--brand-dark);border-color:#D6E6FB}
.nav-chip.active{background:var(--brand-soft);color:var(--brand-dark);border-color:#D6E6FB;box-shadow:inset 0 0 0 1px rgba(30,111,217,.08)}
.nav-right{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.btn{font-family:inherit;font-weight:600;border-radius:var(--r-sm);border:1px solid transparent;transition:all .2s ease;font-size:15px;padding:11px 22px;line-height:1.4}
.btn-accent{background:var(--accent);color:#fff;box-shadow:0 8px 18px rgba(255,138,61,.28)}
.btn-accent:hover{background:var(--accent-dark);color:#fff;transform:translateY(-1px);box-shadow:0 12px 26px rgba(255,138,61,.34)}
.btn-ghost{background:#fff;color:var(--brand);border-color:#CFE1F8}
.btn-ghost:hover{background:var(--brand-soft);color:var(--brand-dark);border-color:#B9D5F6}
.btn-sm{padding:8px 16px;font-size:14px}
.nav-toggle{border:1px solid var(--line);background:#fff;color:var(--brand);border-radius:var(--r-sm);padding:8px 12px;font-size:19px;line-height:1}
.nav-toggle:hover{background:var(--brand-soft)}
.nav-drawer{background:var(--card);border-right:1px solid var(--line)}
.nav-drawer .drawer-chip{
  display:flex;align-items:center;gap:12px;padding:14px 16px;border-radius:var(--r-md);
  border:1px solid var(--line);background:#fff;color:var(--text);font-weight:600;font-size:15.5px;
  box-shadow:0 4px 12px rgba(20,60,120,.05);margin-bottom:10px;
}
.nav-drawer .drawer-chip i{color:var(--brand);font-size:18px}
.nav-drawer .drawer-chip.active{background:var(--brand-soft);border-color:#CFE1F8;color:var(--brand-dark)}

/* ---------- Hero ---------- */
.hero{
  position:relative;padding:70px 0 64px;
  background-image:linear-gradient(110deg,rgba(245,248,252,.94) 42%,rgba(245,248,252,.62)),url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--line);
}
.hero-inner{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  background:#fff;border:1px solid var(--line);border-radius:999px;
  padding:7px 16px;font-size:13.5px;font-weight:600;color:var(--brand-dark);
  box-shadow:var(--sh-1);margin-bottom:20px;
}
.hero-badge .dot{width:8px;height:8px;border-radius:50%;background:var(--teal);box-shadow:0 0 0 4px rgba(23,165,137,.16)}
.hero h1 span{color:var(--brand)}
.hero-sub{margin-top:18px;font-size:17.5px;color:var(--muted);max-width:560px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.trust-bar{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:40px}
.trust-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:14px 16px;display:flex;align-items:center;gap:10px;
  box-shadow:0 6px 16px rgba(20,60,120,.05);font-size:14px;font-weight:600;color:var(--text);
}
.trust-item i{color:var(--brand);font-size:18px}
.hero-visual{position:relative}
.hero-card{
  background:#fff;border:1px solid var(--line);border-radius:22px;overflow:hidden;
  box-shadow:var(--sh-2);
}
.hero-card img{width:100%;aspect-ratio:16/10;object-fit:cover}
.hero-card-body{padding:20px 22px 22px}
.hero-card-body h3{font-size:18px;margin-bottom:6px}
.hero-card-body p{font-size:14px;color:var(--muted)}
.hero-float{
  position:absolute;left:-18px;bottom:-18px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-md);box-shadow:var(--sh-2);padding:14px 18px;display:flex;align-items:center;gap:12px;
}
.hero-float .num{font-size:24px;font-weight:800;color:var(--brand);font-variant-numeric:tabular-nums;line-height:1}
.hero-float .txt{font-size:12.5px;color:var(--muted);line-height:1.5}

/* ---------- 通用板块 ---------- */
.section{padding:88px 0}
.section-alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:720px;margin-bottom:44px}
.eyebrow{
  display:inline-block;font-size:13px;font-weight:700;letter-spacing:1.4px;
  color:var(--brand);background:var(--brand-soft);border-radius:999px;padding:5px 14px;margin-bottom:14px;
}
.section-head p{margin-top:14px;color:var(--muted);font-size:16.5px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}

/* ---------- 痛点 ---------- */
.pain-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.pain-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:24px 26px;display:flex;gap:16px;box-shadow:var(--sh-1);transition:all .2s ease;
}
.pain-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#D6E6FB}
.pain-icon{
  width:46px;height:46px;flex:0 0 auto;border-radius:var(--r-sm);
  background:var(--brand-soft);color:var(--brand);display:grid;place-items:center;font-size:21px;
}
.pain-card h3{font-size:17.5px;margin-bottom:4px}
.pain-card p{font-size:14.5px;color:var(--muted);line-height:1.7}

/* ---------- 解决方案 ---------- */
.solution-wrap{display:grid;grid-template-columns:.85fr 1.15fr;gap:48px;align-items:start}
.solution-sticky{position:sticky;top:104px}
.solution-sticky p{margin-top:14px;color:var(--muted);font-size:16px}
.solution-note{
  margin-top:24px;background:var(--brand-soft);border:1px solid #D6E6FB;border-radius:var(--r-md);
  padding:18px 20px;font-size:14.5px;color:var(--brand-dark);line-height:1.7;
}
.solution-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.sol-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:26px;
  box-shadow:var(--sh-1);transition:all .2s ease;display:flex;flex-direction:column;
}
.sol-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.sol-card .sol-top{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.sol-icon{width:42px;height:42px;border-radius:12px;background:linear-gradient(135deg,var(--brand),var(--brand-dark));color:#fff;display:grid;place-items:center;font-size:19px}
.sol-card h3{font-size:17.5px}
.sol-card p{font-size:14.5px;color:var(--muted);line-height:1.72;flex:1}
.text-link{display:inline-flex;align-items:center;gap:6px;font-weight:600;font-size:14.5px;margin-top:16px}
.text-link:hover{gap:10px}
.text-link i{transition:transform .2s ease}

/* ---------- 数据 ---------- */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.stat-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px 24px;box-shadow:var(--sh-1);text-align:left;
}
.stat-card .stat-num{font-size:clamp(30px,3.2vw,42px);font-weight:800;color:var(--brand);line-height:1;font-variant-numeric:tabular-nums}
.stat-card .stat-unit{font-size:15px;font-weight:700;color:var(--brand-dark);margin-left:4px}
.stat-card .stat-txt{margin-top:10px;font-size:14.5px;color:var(--muted);line-height:1.7}

/* ---------- 证言 ---------- */
.quote-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.quote-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:28px 28px 24px;box-shadow:var(--sh-1);position:relative;transition:all .2s ease;
}
.quote-card:hover{box-shadow:var(--sh-2)}
.quote-card::before{
  content:"\201C";position:absolute;top:6px;left:20px;font-size:64px;line-height:1;
  color:rgba(30,111,217,.14);font-family:Georgia,serif;
}
.quote-card blockquote{margin:14px 0 0;font-size:15.5px;color:var(--text);line-height:1.8}
.quote-meta{display:flex;align-items:center;gap:12px;margin-top:20px;padding-top:18px;border-top:1px solid var(--line-soft)}
.avatar{
  width:42px;height:42px;border-radius:50%;background:var(--brand-soft);color:var(--brand-dark);
  display:grid;place-items:center;font-weight:700;font-size:15px;flex:0 0 auto;
}
.quote-meta .who strong{display:block;font-size:14.5px}
.quote-meta .who span{font-size:13px;color:var(--muted)}

/* ---------- 最新信息 ---------- */
.news-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
  box-shadow:var(--sh-1);height:100%;display:flex;flex-direction:column;transition:all .2s ease;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#D6E6FB}
.news-thumb{display:block;overflow:hidden}
.news-thumb img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .35s ease}
.news-card:hover .news-thumb img{transform:scale(1.04)}
.news-body{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1}
.badge-soft{
  display:inline-block;align-self:flex-start;background:var(--brand-soft);color:var(--brand-dark);
  border-radius:999px;padding:5px 13px;font-size:12.5px;font-weight:700;margin-bottom:12px;
}
.news-title{font-size:18px;line-height:1.5;margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-title a{color:var(--text)}
.news-title a:hover{color:var(--brand)}
.news-summary{font-size:14.5px;color:var(--muted);line-height:1.7;flex:1;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.news-foot{display:flex;align-items:center;justify-content:space-between;margin-top:18px;padding-top:16px;border-top:1px solid var(--line-soft)}
.news-date{font-size:13.5px;color:var(--muted);display:inline-flex;align-items:center;gap:6px}
.news-foot .text-link{margin-top:0}
.empty-state{
  background:#fff;border:1px dashed #CFE1F8;border-radius:var(--r-lg);
  padding:56px 24px;text-align:center;box-shadow:var(--sh-1);
}
.empty-state i{font-size:34px;color:#9BB8DE}
.empty-state p{margin:14px 0 18px;color:var(--muted)}

/* ---------- FAQ ---------- */
.accordion-item{
  border:1px solid var(--line);border-radius:var(--r-md)!important;overflow:hidden;margin-bottom:12px;
  background:#fff;box-shadow:0 6px 18px rgba(20,60,120,.05);
}
.accordion-button{
  font-size:17px;font-weight:700;color:var(--text);background:#fff;padding:20px 24px;box-shadow:none!important;
}
.accordion-button:not(.collapsed){color:var(--brand-dark);background:var(--brand-soft);border-left:4px solid var(--brand)}
.accordion-button::after{background-size:14px;width:14px;height:14px;transition:transform .2s ease}
.accordion-button:not(.collapsed)::after{transform:rotate(90deg)}
.accordion-body{padding:6px 24px 22px;font-size:15.5px;color:var(--muted);line-height:1.8}
.faq-wrap{max-width:900px;margin:0 auto}

/* ---------- CTA ---------- */
.cta-card{
  background:linear-gradient(120deg,#1558A8,#1E6FD9 58%,#2A82E8);
  border-radius:26px;padding:52px 56px;color:#fff;box-shadow:0 22px 48px rgba(21,88,168,.28);
  display:flex;align-items:center;justify-content:space-between;gap:34px;
  position:relative;overflow:hidden;
}
.cta-card::after{
  content:"";position:absolute;right:-70px;top:-70px;width:260px;height:260px;border-radius:50%;
  background:rgba(255,255,255,.09);
}
.cta-card h2{color:#fff;position:relative;z-index:1}
.cta-card p{color:rgba(255,255,255,.85);margin-top:12px;font-size:16px;max-width:620px;position:relative;z-index:1}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;position:relative;z-index:1;flex:0 0 auto}
.btn-white{background:#fff;color:var(--brand-dark);border-color:#fff}
.btn-white:hover{background:#F0F6FF;color:var(--brand-dark);transform:translateY(-1px)}
.btn-outline-white{background:transparent;color:#fff;border-color:rgba(255,255,255,.6)}
.btn-outline-white:hover{background:rgba(255,255,255,.14);color:#fff}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--footer);color:#C6D8EC;padding:64px 0 26px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.35fr 1fr 1fr 1.1fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-mark{background:linear-gradient(135deg,#2A82E8,#1558A8)}
.footer-brand strong{color:#fff;font-size:16.5px;font-weight:800}
.site-footer p{font-size:14px;line-height:1.8;color:#A8C1DC}
.site-footer h4{color:#fff;font-size:15.5px;font-weight:700;margin-bottom:16px}
.footer-links li{margin-bottom:10px}
.footer-links a{color:#BBD2EA;font-size:14.2px}
.footer-links a:hover{color:#fff}
.footer-contact li{font-size:14.2px;color:#BBD2EA;margin-bottom:10px;display:flex;gap:9px;align-items:flex-start}
.footer-contact i{color:#6FB0F5;margin-top:3px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);margin-top:44px;padding-top:22px;
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:13.5px;color:#8FAACB;
}

/* ---------- 响应式 ---------- */
@media (max-width:1399.98px){
  .container{max-width:1140px}
}
@media (max-width:1199.98px){
  .container{max-width:960px}
  .nav-center{display:none!important}
  .hero-inner{grid-template-columns:1fr;gap:38px}
  .solution-wrap{grid-template-columns:1fr;gap:32px}
  .solution-sticky{position:static}
  .stat-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:991.98px){
  .section{padding:64px 0}
  .hero{padding:48px 0 52px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .cta-card{flex-direction:column;align-items:flex-start;padding:40px 34px}
  .hero-float{left:12px;bottom:-14px}
}
@media (max-width:767.98px){
  .pain-grid{grid-template-columns:1fr}
  .solution-grid{grid-template-columns:1fr}
  .quote-grid{grid-template-columns:1fr}
  .trust-bar{grid-template-columns:repeat(2,1fr)}
  .hero-sub{font-size:16.5px}
  .hero-actions .btn{flex:1 1 auto;text-align:center}
}
@media (max-width:575.98px){
  body{font-size:15.5px}
  .container{padding-left:16px;padding-right:16px}
  .section{padding:52px 0}
  .nav-panel{padding:10px 12px;gap:10px}
  .brand-text span{display:none}
  .stat-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column}
  .hero-card img{aspect-ratio:16/10}
  .trust-bar{grid-template-columns:1fr}
  .cta-card{padding:32px 22px;border-radius:20px}
  .news-body{padding:18px 18px 20px}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important}
}

/* roulang page: article */
:root{
  --brand:#1E6FD9;
  --brand-dark:#1558A8;
  --brand-soft:#EAF3FF;
  --accent:#FF8A3D;
  --accent-dark:#F0782A;
  --teal:#17A589;
  --bg:#F5F8FC;
  --card:#FFFFFF;
  --ink:#14243A;
  --muted:#60718A;
  --line:#E3EBF5;
  --line-soft:#EEF3F9;
  --radius-lg:18px;
  --radius-md:14px;
  --radius-sm:12px;
  --shadow-sm:0 8px 24px rgba(20,60,120,.07);
  --shadow-lg:0 18px 44px rgba(20,60,120,.13);
  --bs-primary:#1E6FD9;
  --bs-body-bg:#F5F8FC;
  --bs-body-color:#14243A;
  --bs-border-color:#E3EBF5;
  --bs-border-radius:14px;
  --bs-font-sans-serif:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--bs-font-sans-serif);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;}
a:hover{color:var(--accent-dark);}
h1,h2,h3,h4,h5{color:var(--ink);letter-spacing:0;margin:0;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
.container{max-width:1200px;padding-left:20px;padding-right:20px;}
@media (min-width:1400px){.container{max-width:1240px;}}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--brand);color:#fff;padding:10px 18px;border-radius:0 0 12px 0;z-index:2000;}
.skip-link:focus{left:0;color:#fff;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;box-shadow:0 0 0 4px rgba(30,111,217,.16);border-radius:8px;}

/* ---------- header / nav ---------- */
.site-header{position:sticky;top:0;z-index:1030;padding:14px 0;background:rgba(245,248,252,.9);backdrop-filter:blur(10px);}
.nav-panel{
  display:flex;align-items:center;gap:16px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-sm);padding:10px 16px;
}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto;color:var(--ink);}
.brand:hover{color:var(--ink);}
.brand-mark{
  width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--brand),var(--brand-dark));
  color:#fff;font-weight:800;font-size:19px;flex:0 0 auto;
}
.brand-text{display:flex;flex-direction:column;line-height:1.2;}
.brand-text strong{font-size:17px;font-weight:800;}
.brand-text span{font-size:12px;color:var(--muted);}
.nav-center{display:flex;align-items:center;gap:8px;margin:0 auto;}
.nav-chip{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--muted);
  padding:9px 14px;border-radius:var(--radius-sm);
  border:1px solid transparent;transition:all .2s ease;white-space:nowrap;
}
.nav-chip i{font-size:15px;}
.nav-chip:hover{background:var(--brand-soft);color:var(--brand);border-color:#D6E6FA;}
.nav-chip.active{background:var(--brand-soft);color:var(--brand);border-color:#CFE2F9;font-weight:700;}
.nav-right{display:flex;align-items:center;gap:8px;}
.nav-toggle{
  width:42px;height:42px;border-radius:12px;border:1px solid var(--line);
  background:#fff;color:var(--brand);font-size:20px;display:grid;place-items:center;
  transition:all .2s ease;
}
.nav-toggle:hover{background:var(--brand-soft);}
@media (max-width:991.98px){
  .nav-center{display:none;}
  .brand-text span{display:none;}
}
@media (max-width:575.98px){
  .nav-panel{padding:8px 12px;gap:10px;border-radius:16px;}
  .brand-text strong{font-size:15px;}
  .brand-mark{width:38px;height:38px;font-size:17px;}
}

/* ---------- buttons ---------- */
.btn{border-radius:var(--radius-sm);font-weight:700;font-size:15px;padding:12px 22px;transition:all .2s ease;border:1px solid transparent;}
.btn-accent{background:var(--accent);color:#fff;border-color:var(--accent);box-shadow:0 8px 20px rgba(255,138,61,.28);}
.btn-accent:hover,.btn-accent:focus{background:var(--accent-dark);border-color:var(--accent-dark);color:#fff;transform:translateY(-1px);box-shadow:0 12px 26px rgba(255,138,61,.36);}
.btn-outline-brand{background:#fff;color:var(--brand);border-color:#BFD8F6;}
.btn-outline-brand:hover{background:var(--brand-soft);color:var(--brand-dark);border-color:var(--brand);}
.btn-ghost{background:transparent;color:var(--brand);border-color:transparent;padding:9px 14px;font-weight:600;}
.btn-ghost:hover{background:var(--brand-soft);color:var(--brand-dark);}
.btn-sm{padding:9px 16px;font-size:14px;}
.btn-lg{padding:14px 28px;font-size:16px;}

/* ---------- offcanvas drawer ---------- */
.nav-drawer{background:#fff;border:0;border-radius:20px 0 0 20px;max-width:88vw;}
.nav-drawer .offcanvas-header{border-bottom:1px solid var(--line-soft);padding:18px 20px;}
.nav-drawer .offcanvas-body{padding:18px 20px 28px;}
.drawer-brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:16px;color:var(--ink);}
.drawer-list{display:flex;flex-direction:column;gap:10px;margin-bottom:20px;}
.drawer-item{
  display:flex;align-items:center;gap:12px;padding:14px 16px;
  border:1px solid var(--line);border-radius:var(--radius-md);
  background:#fff;color:var(--ink);font-weight:600;font-size:15px;
  box-shadow:0 4px 12px rgba(20,60,120,.05);transition:all .2s ease;
}
.drawer-item i{color:var(--brand);font-size:18px;}
.drawer-item:hover{border-color:#CFE2F9;background:var(--brand-soft);color:var(--brand-dark);}
.drawer-item.active{background:var(--brand-soft);border-color:#CFE2F9;color:var(--brand-dark);}

/* ---------- article hero ---------- */
.article-hero{padding:34px 0 40px;}
.crumb-wrap{background:#fff;border:1px solid var(--line);border-radius:999px;padding:8px 18px;display:inline-block;box-shadow:0 4px 14px rgba(20,60,120,.05);margin-bottom:22px;}
.breadcrumb{margin:0;background:transparent;font-size:13px;}
.breadcrumb-item+.breadcrumb-item::before{content:"/";color:#B6C5D8;padding:0 8px;}
.breadcrumb-item a{color:var(--muted);}
.breadcrumb-item a:hover{color:var(--brand);}
.breadcrumb-item.active{color:var(--brand);font-weight:600;}
.hero-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-sm);padding:34px 36px;
}
.hero-badge{
  display:inline-flex;align-items:center;gap:6px;background:var(--brand-soft);color:var(--brand-dark);
  border-radius:999px;padding:6px 14px;font-size:13px;font-weight:700;margin-bottom:16px;border:1px solid #D6E6FA;
}
.hero-badge.is-accent{background:rgba(255,138,61,.12);color:#C25A12;border-color:rgba(255,138,61,.28);}
.article-title{font-size:clamp(28px,3.4vw,44px);font-weight:800;line-height:1.22;margin-bottom:18px;}
.meta-row{display:flex;flex-wrap:wrap;gap:10px 22px;color:var(--muted);font-size:14px;padding-top:6px;border-top:1px dashed var(--line);margin-top:20px;padding-top:18px;}
.meta-row span{display:inline-flex;align-items:center;gap:7px;}
.meta-row i{color:var(--brand);}
.hero-figure{margin:0;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-sm);position:relative;background:#E9F1FB;}
.hero-figure img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.hero-figure figcaption{position:absolute;left:0;right:0;bottom:0;padding:26px 20px 14px;color:#fff;font-size:13px;background:linear-gradient(180deg,rgba(11,42,74,0) 0%,rgba(11,42,74,.78) 100%);}

/* ---------- sections ---------- */
.section{padding:56px 0;}
.section-head{margin-bottom:32px;}
.section-kicker{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:var(--brand);background:var(--brand-soft);border-radius:999px;padding:6px 14px;margin-bottom:14px;}
.section-title{font-size:clamp(24px,2.6vw,34px);font-weight:750;line-height:1.3;}
.section-sub{color:var(--muted);font-size:15px;margin-top:10px;max-width:720px;}

/* ---------- article layout ---------- */
.article-panel{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-sm);padding:36px 38px;
}
.article-body{font-size:17px;line-height:1.85;color:var(--ink);overflow-wrap:anywhere;}
.article-body>p:first-child{font-size:17.5px;color:#22364F;}
.article-body h2{font-size:clamp(21px,2.2vw,27px);font-weight:750;line-height:1.4;margin:2.1em 0 .85em;padding-left:16px;position:relative;}
.article-body h2::before{content:"";position:absolute;left:0;top:.2em;bottom:.2em;width:5px;border-radius:999px;background:var(--brand);}
.article-body h3{font-size:20px;font-weight:700;line-height:1.45;margin:1.7em 0 .7em;color:var(--brand-dark);}
.article-body h4{font-size:17.5px;font-weight:700;margin:1.4em 0 .6em;}
.article-body p{margin:0 0 1.2em;}
.article-body ul,.article-body ol{margin:0 0 1.35em;padding-left:1.4em;}
.article-body ul{list-style:none;padding-left:0;}
.article-body ul li{position:relative;padding-left:24px;margin-bottom:.55em;}
.article-body ul li::before{content:"";position:absolute;left:4px;top:.68em;width:8px;height:8px;border-radius:50%;background:var(--brand);opacity:.75;}
.article-body ol{list-style:decimal;}
.article-body ol li{margin-bottom:.55em;padding-left:4px;}
.article-body li::marker{color:var(--brand);}
.article-body a{color:var(--brand);text-decoration:none;border-bottom:1px solid rgba(30,111,217,.28);transition:all .2s ease;}
.article-body a:hover{color:var(--accent-dark);border-bottom-color:var(--accent-dark);}
.article-body blockquote{
  margin:1.7em 0;padding:18px 24px;background:var(--brand-soft);
  border-left:4px solid var(--brand);border-radius:0 var(--radius-md) var(--radius-md) 0;
  color:var(--brand-dark);font-size:16px;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:var(--radius-md);box-shadow:var(--shadow-sm);margin:1.2em 0;}
.article-body figure{margin:1.5em 0;}
.article-body figcaption{font-size:13.5px;color:var(--muted);text-align:center;margin-top:10px;}
.article-body hr{border:0;border-top:1px dashed var(--line);margin:2.2em 0;}
.article-body table{width:100%;border-collapse:collapse;font-size:15px;margin:1.4em 0;display:block;overflow-x:auto;white-space:nowrap;}
.article-body th,.article-body td{border:1px solid var(--line);padding:12px 14px;text-align:left;}
.article-body th{background:var(--brand-soft);color:var(--brand-dark);font-weight:700;}
.article-body tr:nth-child(even) td{background:#FAFCFF;}
.article-body pre{background:#F1F5FA;border:1px solid var(--line);border-radius:var(--radius-md);padding:16px 18px;overflow-x:auto;font-size:14px;line-height:1.7;}
.article-body code{background:#F1F5FA;border-radius:6px;padding:2px 6px;font-size:14px;color:var(--brand-dark);}
.article-body pre code{background:transparent;padding:0;}

.empty-state{text-align:center;padding:48px 20px;}
.empty-state i{font-size:44px;color:#B6C5D8;display:block;margin-bottom:16px;}
.empty-state h3{font-size:20px;font-weight:700;margin-bottom:10px;}
.empty-state p{color:var(--muted);margin-bottom:22px;}

/* ---------- sidebar ---------- */
.side-stack{display:flex;flex-direction:column;gap:22px;position:sticky;top:96px;}
.side-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);padding:24px;}
.side-card h3{font-size:16px;font-weight:800;margin-bottom:16px;display:flex;align-items:center;gap:8px;}
.side-card h3 i{color:var(--brand);}
.toc-list{display:flex;flex-direction:column;gap:2px;max-height:320px;overflow:auto;}
.toc-list a{display:block;font-size:14px;color:var(--muted);padding:8px 12px;border-radius:10px;border-left:2px solid transparent;transition:all .2s ease;}
.toc-list a:hover{background:var(--brand-soft);color:var(--brand-dark);border-left-color:var(--brand);}
.toc-list a.lv-3{padding-left:26px;font-size:13.5px;color:#7A8AA1;}
.side-links{display:flex;flex-direction:column;gap:10px;}
.side-links a{
  display:flex;align-items:center;gap:10px;font-size:14.5px;font-weight:600;color:var(--ink);
  padding:12px 14px;border:1px solid var(--line);border-radius:var(--radius-md);
  background:#fff;transition:all .2s ease;
}
.side-links a i{color:var(--brand);font-size:16px;}
.side-links a:hover{border-color:#CFE2F9;background:var(--brand-soft);color:var(--brand-dark);transform:translateY(-2px);}
.side-note{font-size:13.5px;color:var(--muted);line-height:1.7;}

/* ---------- related cards ---------- */
.card-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-sm);overflow:hidden;height:100%;
  display:flex;flex-direction:column;transition:all .2s ease;
}
.card-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:#D6E6FA;}
.card-thumb{position:relative;overflow:hidden;background:#E9F1FB;}
.card-thumb img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .3s ease;}
.card-item:hover .card-thumb img{transform:scale(1.03);}
.card-tag{
  position:absolute;left:14px;top:14px;background:rgba(255,255,255,.94);color:var(--brand-dark);
  font-size:12.5px;font-weight:700;border-radius:999px;padding:5px 12px;border:1px solid #D6E6FA;
}
.card-body-inner{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1;}
.card-title{font-size:17.5px;font-weight:700;line-height:1.5;margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.card-title a{color:var(--ink);}
.card-title a:hover{color:var(--brand);}
.card-desc{font-size:14.5px;color:var(--muted);line-height:1.68;margin-bottom:16px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.card-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:#8595AA;border-top:1px solid var(--line-soft);padding-top:14px;}
.card-foot .more{font-weight:700;color:var(--brand);}
.card-foot .more:hover{color:var(--accent-dark);}

/* ---------- CTA ---------- */
.cta-card{
  background:linear-gradient(120deg,#0B2A4A 0%,#134680 55%,#1558A8 100%);
  border-radius:22px;padding:44px 46px;color:#fff;position:relative;overflow:hidden;
  box-shadow:0 22px 50px rgba(11,42,74,.24);
}
.cta-card::after{
  content:"";position:absolute;right:-70px;top:-70px;width:260px;height:260px;border-radius:50%;
  background:rgba(255,138,61,.22);
}
.cta-card h2{color:#fff;font-size:clamp(23px,2.4vw,32px);font-weight:800;line-height:1.35;margin-bottom:12px;}
.cta-card p{color:#C7DBF3;font-size:15.5px;max-width:620px;margin-bottom:0;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;position:relative;z-index:2;}
.btn-light-line{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.5);}
.btn-light-line:hover{background:rgba(255,255,255,.14);color:#fff;border-color:#fff;}

/* ---------- footer ---------- */
.site-footer{background:#0B2A4A;color:#C7DBF3;padding:64px 0 26px;margin-top:20px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-mark{background:linear-gradient(135deg,var(--brand),#2C86F0);}
.footer-brand strong{color:#fff;font-size:17px;font-weight:800;}
.site-footer p{font-size:14px;line-height:1.8;color:#9FBAD8;}
.site-footer h4{color:#fff;font-size:15.5px;font-weight:700;margin-bottom:16px;}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{color:#9FBAD8;font-size:14px;transition:all .2s ease;}
.footer-links a:hover{color:#fff;padding-left:4px;}
.footer-contact{display:flex;flex-direction:column;gap:12px;}
.footer-contact li{display:flex;gap:10px;font-size:14px;color:#9FBAD8;line-height:1.6;}
.footer-contact i{color:#5FA8F5;margin-top:3px;}
.footer-bottom{
  margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:13px;color:#86A3C4;
}
@media (max-width:991.98px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .side-stack{position:static;}
}
@media (max-width:575.98px){
  .footer-grid{grid-template-columns:1fr;}
  .cta-card{padding:32px 24px;}
  .article-panel{padding:24px 20px;}
  .hero-card{padding:24px 20px;}
  .article-title{font-size:26px;}
}

/* roulang page: category2 */
:root{
    --brand:#1E6FD9;
    --brand-dark:#1558A8;
    --brand-light:#EAF3FF;
    --accent:#FF8A3D;
    --accent-dark:#F0782A;
    --teal:#17A589;
    --bg:#F5F8FC;
    --card:#FFFFFF;
    --deep:#0B2A4A;
    --text:#14243A;
    --muted:#60718A;
    --border:#E3EBF5;
    --border-soft:#EEF3F9;
    --radius-lg:18px;
    --radius-md:14px;
    --radius-sm:12px;
    --shadow-sm:0 8px 24px rgba(20,60,120,.07);
    --shadow-md:0 6px 20px rgba(20,60,120,.06);
    --shadow-lg:0 18px 44px rgba(20,60,120,.13);
    --bs-primary:#1E6FD9;
    --bs-body-bg:#F5F8FC;
    --bs-body-color:#14243A;
    --bs-border-color:#E3EBF5;
    --bs-border-radius:14px;
    --bs-link-color:#1E6FD9;
    --bs-link-hover-color:#F0782A;
  }

  *,*::before,*::after{box-sizing:border-box}
  html{scroll-behavior:smooth}
  body{
    margin:0;
    background:var(--bg);
    color:var(--text);
    font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
    font-size:16px;
    line-height:1.8;
    -webkit-font-smoothing:antialiased;
    text-rendering:optimizeLegibility;
  }
  img{max-width:100%;display:block;border-style:none}
  figure{margin:0}
  ul,ol{margin:0;padding:0;list-style:none}
  a{color:var(--brand);text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease}
  a:hover{color:var(--accent-dark)}
  button,input,select,textarea{font-family:inherit;font-size:inherit}
  :focus-visible{outline:2px solid var(--brand);outline-offset:2px;box-shadow:0 0 0 4px rgba(30,111,217,.16)}

  .container{max-width:1200px;padding-left:20px;padding-right:20px}
  @media (min-width:1400px){.container{max-width:1240px}}

  /* ============ 顶部导航 ============ */
  .site-header{
    position:sticky;
    top:0;
    z-index:1030;
    padding:14px 0 8px;
    background:var(--bg);
  }
  .nav-panel{
    display:flex;
    align-items:center;
    gap:16px;
    background:#fff;
    border:1px solid var(--border);
    border-radius:var(--radius-lg);
    box-shadow:var(--shadow-sm);
    padding:10px 14px;
  }
  .brand{display:flex;align-items:center;gap:10px;color:var(--text);flex-shrink:0}
  .brand:hover{color:var(--text)}
  .brand-mark{
    width:38px;height:38px;flex:0 0 38px;
    border-radius:12px;
    background:linear-gradient(135deg,#1E6FD9,#1558A8);
    color:#fff;font-weight:800;font-size:18px;
    display:grid;place-items:center;
    box-shadow:0 6px 16px rgba(30,111,217,.28);
  }
  .brand-text{display:flex;flex-direction:column;line-height:1.25}
  .brand-text strong{font-size:15.5px;font-weight:800;letter-spacing:.01em;white-space:nowrap}
  .brand-text span{font-size:11.5px;color:var(--muted);font-weight:500;white-space:nowrap}

  .nav-center{display:flex;align-items:center;gap:6px;margin-left:auto;margin-right:auto}
  .nav-chip{
    display:inline-flex;align-items:center;gap:6px;
    padding:8px 13px;border-radius:var(--radius-sm);
    font-size:14px;font-weight:600;color:var(--muted);
    border:1px solid transparent;white-space:nowrap;
  }
  .nav-chip i{font-size:15px;color:#8FA6C0}
  .nav-chip:hover{background:var(--brand-light);color:var(--brand-dark)}
  .nav-chip:hover i{color:var(--brand)}
  .nav-chip.active{background:var(--brand-light);color:var(--brand-dark);border-color:#D4E5FB}
  .nav-chip.active i{color:var(--brand)}
  .nav-right{display:flex;align-items:center;gap:8px;flex-shrink:0}

  .nav-toggle{
    width:42px;height:42px;border-radius:12px;
    background:var(--brand-light);border:1px solid #D4E5FB;
    color:var(--brand-dark);font-size:20px;
    display:grid;place-items:center;
  }
  .nav-toggle:hover{background:#DCEBFD}

  /* 移动抽屉 */
  .nav-drawer{width:320px;max-width:86vw;border:0}
  .nav-drawer .offcanvas-header{border-bottom:1px solid var(--border);padding:18px 20px}
  .nav-drawer .offcanvas-body{padding:18px 20px 26px}
  .drawer-link{
    display:flex;align-items:center;gap:12px;
    padding:14px 16px;margin-bottom:10px;
    background:#fff;border:1px solid var(--border);
    border-radius:var(--radius-md);
    color:var(--text);font-weight:600;font-size:15px;
    box-shadow:0 4px 12px rgba(20,60,120,.05);
  }
  .drawer-link i{color:var(--brand);font-size:17px}
  .drawer-link:hover{border-color:#CFE1F8;background:var(--brand-light);color:var(--brand-dark)}
  .drawer-link.active{background:var(--brand-light);border-color:#D4E5FB;color:var(--brand-dark)}

  /* ============ 按钮 ============ */
  .btn{
    border-radius:var(--radius-sm);
    font-weight:600;
    padding:11px 22px;
    border:1px solid transparent;
    transition:all .2s ease;
    line-height:1.5;
  }
  .btn-sm{padding:8px 16px;font-size:14px}
  .btn-lg{padding:13px 26px;font-size:16px}
  .btn-accent{
    background:var(--accent);color:#fff;
    box-shadow:0 6px 16px rgba(255,138,61,.28);
  }
  .btn-accent:hover,.btn-accent:focus{
    background:var(--accent-dark);color:#fff;
    transform:translateY(-1px);
    box-shadow:0 10px 24px rgba(255,138,61,.34);
  }
  .btn-outline-brand{
    background:#fff;border-color:var(--brand);color:var(--brand);
  }
  .btn-outline-brand:hover{background:var(--brand-light);color:var(--brand-dark);border-color:var(--brand-dark)}
  .btn-ghost{
    background:#fff;border-color:var(--border);color:var(--muted);
  }
  .btn-ghost:hover{border-color:var(--brand);color:var(--brand);background:var(--brand-light)}
  .btn-light-cta{
    background:#fff;color:var(--brand-dark);border-color:#fff;font-weight:700;
  }
  .btn-light-cta:hover{background:#EAF3FF;color:var(--brand-dark);transform:translateY(-1px)}

  .text-link{
    display:inline-flex;align-items:center;gap:6px;
    font-size:14.5px;font-weight:600;color:var(--brand);
  }
  .text-link i{font-size:13px;transition:transform .2s ease}
  .text-link:hover{color:var(--accent-dark);text-decoration:underline}
  .text-link:hover i{transform:translateX(3px)}

  /* ============ 通用板块 ============ */
  .section{padding:84px 0}
  .section-tight{padding:56px 0}
  @media (max-width:768px){
    .section{padding:52px 0}
    .section-tight{padding:38px 0}
  }
  .section-head{margin-bottom:36px;max-width:760px}
  .section-head h2{
    font-size:clamp(24px,2.6vw,33px);
    font-weight:750;
    line-height:1.3;
    margin:12px 0 10px;
    letter-spacing:-.01em;
  }
  .section-head p{color:var(--muted);font-size:16px;margin:0}
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    padding:6px 14px;border-radius:999px;
    background:#fff;border:1px solid #D4E5FB;
    color:var(--brand-dark);font-size:13px;font-weight:700;
  }
  .eyebrow i{font-size:14px;color:var(--brand)}

  /* ============ 面包屑 ============ */
  .breadcrumb,.breadcrumb-bar{
    display:flex;flex-wrap:wrap;align-items:center;gap:8px;
    background:#fff;border:1px solid var(--border-soft);
    border-radius:999px;padding:8px 16px;margin:0 0 24px;
    font-size:13.5px;color:var(--muted);width:fit-content;
    box-shadow:0 4px 12px rgba(20,60,120,.04);
  }
  .breadcrumb-bar a{color:var(--muted)}
  .breadcrumb-bar a:hover{color:var(--brand)}
  .breadcrumb-bar .sep{color:#B9C8DA;font-size:11px}
  .breadcrumb-bar .current{color:var(--brand);font-weight:700}

  /* ============ Hero ============ */
  .page-hero{
    position:relative;
    padding:34px 0 56px;
    background:
      linear-gradient(180deg,rgba(234,243,255,.94) 0%,rgba(245,248,252,.92) 62%,rgba(245,248,252,1) 100%),
      url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
  }
  .page-hero h1{
    font-size:clamp(27px,3.3vw,41px);
    font-weight:800;
    line-height:1.25;
    letter-spacing:-.01em;
    margin:16px 0 14px;
  }
  .hero-sub{
    font-size:17px;
    color:var(--muted);
    max-width:620px;
    margin:0 0 26px;
    line-height:1.8;
  }
  .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:26px}
  .hero-figure{
    border-radius:var(--radius-lg);
    overflow:hidden;
    border:1px solid var(--border);
    box-shadow:var(--shadow-lg);
    background:#fff;
  }
  .hero-figure img{aspect-ratio:16/10;object-fit:cover;width:100%}
  .hero-figure figcaption{
    padding:14px 18px;font-size:13.5px;color:var(--muted);
    background:#fff;border-top:1px solid var(--border-soft);
  }

  /* 信任条 */
  .stat-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:8px}
  .stat-mini{
    display:flex;align-items:center;gap:13px;
    background:#fff;border:1px solid var(--border);
    border-radius:var(--radius-md);
    padding:16px 18px;
    box-shadow:var(--shadow-md);
    transition:transform .2s ease,box-shadow .2s ease;
  }
  .stat-mini:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}
  .stat-icon{
    width:42px;height:42px;flex:0 0 42px;
    border-radius:12px;display:grid;place-items:center;
    background:var(--brand-light);color:var(--brand);font-size:19px;
  }
  .stat-icon.is-teal{background:#E4F6F1;color:var(--teal)}
  .stat-icon.is-orange{background:#FFF1E7;color:var(--accent)}
  .stat-mini strong{display:block;font-size:14.5px;font-weight:750;line-height:1.4}
  .stat-mini span{display:block;font-size:13px;color:var(--muted);line-height:1.5}

  /* ============ 时间轴 ============ */
  .timeline{position:relative;padding:0;list-style:none}
  .timeline::before{
    content:"";position:absolute;left:23px;top:14px;bottom:14px;width:2px;
    background:linear-gradient(180deg,#CFE1F8 0%,#EAF3FF 100%);
  }
  .tl-item{
    position:relative;
    display:grid;grid-template-columns:48px 1fr;gap:20px;
    padding-bottom:26px;
  }
  .tl-item:last-child{padding-bottom:0}
  .tl-num{
    width:48px;height:48px;border-radius:50%;
    background:#fff;border:2px solid #CFE1F8;
    color:var(--brand);font-weight:800;font-size:15.5px;
    display:grid;place-items:center;
    box-shadow:0 6px 16px rgba(20,60,120,.09);
    position:relative;z-index:1;
    font-variant-numeric:tabular-nums;
  }
  .tl-item.is-active .tl-num{background:var(--brand);border-color:var(--brand);color:#fff}
  .tl-card{
    background:#fff;border:1px solid var(--border);
    border-radius:var(--radius-lg);
    padding:24px 26px;
    box-shadow:var(--shadow-md);
    transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  }
  .tl-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);border-color:#CFE1F8}
  .tl-card h3{font-size:19px;font-weight:750;line-height:1.4;margin:0 0 8px}
  .tl-card p{margin:0;color:var(--muted);font-size:15px;line-height:1.8}
  .tl-card figure{margin-top:16px}
  .tl-card figure img{
    border-radius:var(--radius-md);
    aspect-ratio:16/9;object-fit:cover;width:100%;
    border:1px solid var(--border-soft);
  }
  .tl-card .text-link{margin-top:14px}
  .tl-tag{
    display:inline-flex;align-items:center;gap:6px;
    padding:4px 12px;border-radius:999px;
    background:var(--brand-light);color:var(--brand-dark);
    font-size:12.5px;font-weight:700;margin-bottom:10px;
  }
  .tl-tag.warm{background:#FFF1E7;color:#C25C12}
  .tl-tag.teal{background:#E4F6F1;color:#0F7C66}

  /* 侧边粘性 */
  .sticky-aside{position:sticky;top:104px}
  .side-card{
    background:#fff;border:1px solid var(--border);
    border-radius:var(--radius-lg);
    padding:22px;margin-bottom:18px;
    box-shadow:var(--shadow-md);
  }
  .side-card h3{
    font-size:16px;font-weight:750;
    margin:0 0 14px;display:flex;align-items:center;gap:8px;
  }
  .side-card h3 i{color:var(--brand);font-size:17px}
  .side-links a{
    display:flex;align-items:center;gap:10px;
    padding:10px 12px;border-radius:11px;
    color:var(--text);font-size:14.5px;font-weight:500;
  }
  .side-links a:hover{background:var(--brand-light);color:var(--brand-dark)}
  .side-links a i{color:var(--brand);font-size:15px}
  .side-note{
    background:var(--brand-light);
    border:1px solid #D9E8FB;
    border-radius:var(--radius-lg);
    padding:20px;font-size:14px;color:var(--brand-dark);
    line-height:1.75;
  }
  .side-note strong{display:block;font-size:15px;margin-bottom:6px}

  /* ============ 相关分类 ============ */
  .rel-card{
    display:flex;gap:16px;height:100%;
    background:#fff;border:1px solid var(--border);
    border-radius:16px;padding:22px;
    box-shadow:var(--shadow-md);
    transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  }
  .rel-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:#CFE1F8}
  .rel-icon{
    width:46px;height:46px;flex:0 0 46px;
    border-radius:13px;display:grid;place-items:center;
    background:var(--brand-light);color:var(--brand);font-size:20px;
  }
  .rel-card h3{font-size:17px;font-weight:750;margin:0 0 6px}
  .rel-card p{margin:0 0 12px;font-size:14px;color:var(--muted);line-height:1.7}

  /* ============ FAQ ============ */
  .accordion-item{
    border:1px solid var(--border);
    border-radius:var(--radius-md)!important;
    margin-bottom:12px;overflow:hidden;
    background:#fff;box-shadow:0 4px 14px rgba(20,60,120,.05);
  }
  .accordion-button{
    font-weight:700;font-size:16.5px;color:var(--text);
    background:#fff;padding:18px 20px;
    box-shadow:none!important;
    border-left:4px solid transparent;
    line-height:1.5;
  }
  .accordion-button:not(.collapsed){
    color:var(--brand-dark);
    background:var(--brand-light);
    border-left-color:var(--brand);
  }
  .accordion-button:hover{color:var(--brand-dark)}
  .accordion-button::after{
    width:10px;height:10px;
    border-right:2px solid var(--muted);
    border-bottom:2px solid var(--muted);
    transform:rotate(45deg);
    background-image:none;
    flex-shrink:0;
    margin-left:auto;
    transition:transform .2s ease,border-color .2s ease;
  }
  .accordion-button:not(.collapsed)::after{transform:rotate(-135deg);border-color:var(--brand)}
  .accordion-body{
    padding:4px 20px 20px;font-size:15px;color:var(--muted);
    line-height:1.8;border-left:4px solid transparent;
  }
  .accordion-item:has(.accordion-button:not(.collapsed)) .accordion-body{border-left-color:#CFE1F8}

  /* ============ CTA ============ */
  .cta-card{
    display:flex;flex-wrap:wrap;gap:28px;
    align-items:center;justify-content:space-between;
    background:linear-gradient(135deg,#1558A8 0%,#1E6FD9 100%);
    color:#fff;border-radius:24px;
    padding:42px 44px;
    box-shadow:var(--shadow-lg);
    position:relative;overflow:hidden;
  }
  .cta-card::after{
    content:"";position:absolute;right:-70px;top:-70px;
    width:260px;height:260px;border-radius:50%;
    background:rgba(255,255,255,.09);
  }
  .cta-card h2{
    font-size:clamp(22px,2.4vw,30px);
    font-weight:800;margin:0 0 10px;color:#fff;
    line-height:1.3;position:relative;
  }
  .cta-card p{margin:0;color:rgba(255,255,255,.86);font-size:15.5px;position:relative;max-width:620px}
  .cta-actions{display:flex;flex-wrap:wrap;gap:12px;position:relative}
  .cta-hint{display:flex;align-items:center;gap:8px;font-size:13.5px;color:rgba(255,255,255,.8);margin-top:14px}

  /* ============ 页脚 ============ */
  .site-footer{background:var(--deep);color:#C7D8EC;padding:62px 0 24px;margin-top:36px}
  .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:34px}
  .footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
  .footer-brand .brand-mark{box-shadow:none}
  .footer-brand strong{color:#fff;font-size:16.5px;font-weight:800}
  .site-footer p{margin:0;font-size:14px;line-height:1.8;color:#9FBBD8}
  .site-footer h4{font-size:15px;font-weight:750;color:#fff;margin:0 0 16px}
  .footer-links li{margin-bottom:10px}
  .footer-links a{color:#9FC0E4;font-size:14.5px}
  .footer-links a:hover{color:#fff;text-decoration:underline}
  .footer-contact li{display:flex;gap:10px;align-items:flex-start;margin-bottom:12px;font-size:14.5px;color:#9FC0E4}
  .footer-contact i{color:#5F9BDF;font-size:15px;margin-top:4px}
  .footer-bottom{
    display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
    border-top:1px solid rgba(255,255,255,.12);
    margin-top:38px;padding-top:18px;
    font-size:13px;color:#8FAECF;
  }

  /* ============ 表单 ============ */
  .form-control{
    border-radius:var(--radius-sm);
    border:1px solid var(--border);
    padding:11px 15px;font-size:15px;
    background:#fff;color:var(--text);
  }
  .form-control:focus{
    border-color:var(--brand);
    box-shadow:0 0 0 4px rgba(30,111,217,.14);
  }
  .form-label{font-size:14px;font-weight:600;color:var(--text);margin-bottom:6px}
  .form-hint{font-size:12.5px;color:var(--muted);margin-top:6px;display:block}

  /* ============ 徽章 ============ */
  .badge-soft{
    display:inline-flex;align-items:center;gap:6px;
    padding:5px 13px;border-radius:999px;
    background:var(--brand-light);color:var(--brand-dark);
    font-size:12.5px;font-weight:700;
  }
  .badge-warm{background:#FFF1E7;color:#C25C12}
  .badge-teal{background:#E4F6F1;color:#0F7C66}

  .divider{height:1px;background:var(--border);border:0;margin:0}

  /* ============ 响应式 ============ */
  @media (max-width:1199px){
    .brand-text span{display:none}
    .nav-chip{padding:8px 11px;font-size:13.5px}
  }
  @media (max-width:991px){
    .nav-center,.nav-right{display:none!important}
    .nav-panel{justify-content:space-between}
    .sticky-aside{position:static;margin-top:28px}
    .footer-grid{grid-template-columns:1fr 1fr}
  }
  @media (max-width:768px){
    .stat-strip{grid-template-columns:1fr}
    .page-hero{padding:24px 0 42px}
    .hero-actions .btn{flex:1 1 auto;justify-content:center}
    .tl-item{grid-template-columns:40px 1fr;gap:14px}
    .timeline::before{left:19px}
    .tl-num{width:40px;height:40px;font-size:14px}
    .tl-card{padding:20px}
    .cta-card{padding:30px 24px}
    .cta-actions{width:100%}
    .cta-actions .btn{flex:1 1 auto;text-align:center}
    .footer-grid{grid-template-columns:1fr;gap:26px}
    .footer-bottom{flex-direction:column}
  }
  @media (max-width:575px){
    body{font-size:15px}
    .brand-text strong{font-size:14px}
    .brand-mark{width:34px;height:34px;flex:0 0 34px;font-size:16px}
    .section-head h2{font-size:22px}
    .hero-sub{font-size:15.5px}
    .hero-figure img{aspect-ratio:16/10}
    .breadcrumb-bar{font-size:12.5px;padding:7px 13px}
  }

/* roulang page: category1 */
:root {
    --brand: #1E6FD9;
    --brand-dark: #1558A8;
    --brand-light: #EAF3FF;
    --accent: #FF8A3D;
    --accent-dark: #F0782A;
    --teal: #17A589;
    --bg: #F5F8FC;
    --card: #FFFFFF;
    --footer: #0B2A4A;
    --text: #14243A;
    --muted: #60718A;
    --border: #E3EBF5;
    --border-soft: #EEF3F9;
    --warn: #F5A623;
    --danger: #D9534F;
    --radius-lg: 18px;
    --radius: 14px;
    --radius-sm: 12px;
    --shadow: 0 8px 24px rgba(20, 60, 120, .07);
    --shadow-hover: 0 18px 44px rgba(20, 60, 120, .13);
    --bs-primary: #1E6FD9;
    --bs-body-bg: #F5F8FC;
    --bs-body-color: #14243A;
    --bs-border-color: #E3EBF5;
    --bs-border-radius: 14px;
    --bs-link-color: #1E6FD9;
    --bs-link-hover-color: #FF8A3D;
  }

  * { box-sizing: border-box; }

  html { scroll-behavior: smooth; }

  body {
    margin: 0;
    font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, sans-serif;
    background: var(--bg);
    color: var(--text);
    font-size: 16px;
    line-height: 1.8;
    -webkit-font-smoothing: antialiased;
  }

  h1, h2, h3, h4 { margin: 0; color: var(--text); }
  h1 { font-size: clamp(32px, 4vw, 52px); font-weight: 800; line-height: 1.18; letter-spacing: 0; }
  h2 { font-size: clamp(26px, 3vw, 36px); font-weight: 750; line-height: 1.25; }
  h3 { font-size: 22px; font-weight: 700; line-height: 1.35; }
  h4 { font-size: 17px; font-weight: 700; line-height: 1.4; }
  p { margin: 0 0 12px; }
  p:last-child { margin-bottom: 0; }

  a { color: var(--brand); text-decoration: none; transition: color .2s ease; }
  a:hover { color: var(--accent); text-decoration: underline; }

  img { max-width: 100%; height: auto; display: block; }

  button, input, select, textarea { font: inherit; }

  :focus-visible {
    outline: 2px solid var(--brand);
    outline-offset: 2px;
    box-shadow: 0 0 0 4px rgba(30, 111, 217, .16);
    border-radius: 6px;
  }

  .container {
    max-width: 1200px;
    padding-left: 20px;
    padding-right: 20px;
    margin: 0 auto;
  }

  /* ---------- 顶部导航 ---------- */
  .site-header {
    position: sticky;
    top: 0;
    z-index: 1030;
    padding: 14px 0 6px;
    background: linear-gradient(180deg, rgba(245, 248, 252, .96) 60%, rgba(245, 248, 252, 0));
    backdrop-filter: blur(6px);
  }

  .nav-panel {
    display: flex;
    align-items: center;
    gap: 18px;
    background: #FFFFFF;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    padding: 12px 18px;
  }

  .brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    flex-shrink: 0;
  }
  .brand:hover { text-decoration: none; }

  .brand-mark {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--brand) 0%, var(--brand-dark) 100%);
    color: #fff;
    font-weight: 800;
    font-size: 20px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 6px 16px rgba(30, 111, 217, .28);
    flex-shrink: 0;
  }

  .brand-text { display: flex; flex-direction: column; line-height: 1.25; }
  .brand-text strong { font-size: 17px; font-weight: 800; color: var(--text); white-space: nowrap; }
  .brand-text span { font-size: 12px; color: var(--muted); letter-spacing: .5px; }

  .nav-center {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-left: 8px;
    flex-wrap: nowrap;
  }

  .nav-chip {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 9px 14px;
    border-radius: 999px;
    font-size: 14.5px;
    font-weight: 600;
    color: var(--muted);
    background: var(--border-soft);
    border: 1px solid transparent;
    white-space: nowrap;
    transition: all .2s ease;
    text-decoration: none;
  }
  .nav-chip i { font-size: 15px; }
  .nav-chip:hover {
    color: var(--brand);
    background: var(--brand-light);
    border-color: rgba(30, 111, 217, .18);
    text-decoration: none;
    transform: translateY(-1px);
  }
  .nav-chip.active {
    color: var(--brand);
    background: var(--brand-light);
    border-color: rgba(30, 111, 217, .28);
    box-shadow: inset 0 0 0 1px rgba(30, 111, 217, .06);
  }

  .nav-right { margin-left: auto; display: flex; align-items: center; gap: 10px; }

  .nav-toggle {
    margin-left: auto;
    width: 44px;
    height: 44px;
    border-radius: 12px;
    border: 1px solid var(--border);
    background: #fff;
    color: var(--brand);
    font-size: 22px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: all .2s ease;
  }
  .nav-toggle:hover { background: var(--brand-light); border-color: rgba(30, 111, 217, .3); }

  /* 按钮 */
  .btn {
    border-radius: var(--radius-sm);
    font-weight: 700;
    transition: all .2s ease;
    border: 1px solid transparent;
  }
  .btn-accent {
    background: var(--accent);
    color: #fff;
    padding: 12px 22px;
    box-shadow: 0 8px 20px rgba(255, 138, 61, .28);
  }
  .btn-accent:hover, .btn-accent:focus {
    background: var(--accent-dark);
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 12px 26px rgba(255, 138, 61, .36);
  }
  .btn-ghost {
    background: #fff;
    color: var(--brand);
    border-color: rgba(30, 111, 217, .35);
    padding: 12px 22px;
  }
  .btn-ghost:hover, .btn-ghost:focus {
    background: var(--brand-light);
    color: var(--brand-dark);
    border-color: var(--brand);
  }
  .btn-sm { padding: 9px 16px; font-size: 14px; border-radius: 10px; }

  /* 移动端抽屉 */
  .nav-drawer {
    background: #fff;
    width: 320px;
    border-left: 1px solid var(--border);
  }
  .nav-drawer .offcanvas-header {
    padding: 20px 20px 12px;
    border-bottom: 1px solid var(--border-soft);
  }
  .nav-drawer .offcanvas-body { padding: 16px 20px 24px; }
  .drawer-title { font-size: 16px; font-weight: 800; color: var(--text); }
  .drawer-list { display: flex; flex-direction: column; gap: 10px; }
  .drawer-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    background: var(--border-soft);
    color: var(--text);
    font-weight: 600;
    font-size: 15px;
    text-decoration: none;
    transition: all .2s ease;
  }
  .drawer-link i { color: var(--brand); font-size: 18px; }
  .drawer-link:hover { background: var(--brand-light); border-color: rgba(30, 111, 217, .28); text-decoration: none; }
  .drawer-link.active { background: var(--brand-light); border-color: rgba(30, 111, 217, .35); color: var(--brand); }

  /* ---------- 通用区块 ---------- */
  .section { padding: 80px 0; }
  .section-sm { padding: 56px 0; }
  .section-title { margin-bottom: 12px; }
  .section-sub { color: var(--muted); font-size: 17px; max-width: 720px; }

  .eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    font-size: 13px;
    font-weight: 700;
    color: var(--brand);
    background: var(--brand-light);
    border-radius: 999px;
    padding: 6px 14px;
    margin-bottom: 16px;
    letter-spacing: .4px;
  }

  .card-soft {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    padding: 26px;
    height: 100%;
    transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
  }
  .card-soft:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
    border-color: rgba(30, 111, 217, .18);
  }

  .badge-soft {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--brand-light);
    color: var(--brand);
    border-radius: 999px;
    padding: 5px 12px;
    font-size: 13px;
    font-weight: 700;
  }
  .badge-accent { background: rgba(255, 138, 61, .14); color: var(--accent-dark); }
  .badge-teal { background: rgba(23, 165, 137, .13); color: var(--teal); }
  .badge-warn { background: rgba(245, 166, 35, .16); color: #B87908; }

  .text-muted-2 { color: var(--muted); }

  .icon-box {
    width: 50px;
    height: 50px;
    border-radius: 14px;
    background: var(--brand-light);
    color: var(--brand);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    flex-shrink: 0;
  }
  .icon-box.accent { background: rgba(255, 138, 61, .14); color: var(--accent-dark); }
  .icon-box.teal { background: rgba(23, 165, 137, .13); color: var(--teal); }

  .text-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-weight: 700;
    font-size: 15px;
    color: var(--brand);
    text-decoration: none;
  }
  .text-link:hover { color: var(--accent); text-decoration: none; }
  .text-link i { transition: transform .2s ease; }
  .text-link:hover i { transform: translateX(3px); }

  /* 面包屑 */
  .breadcrumb {
    background: transparent;
    padding: 0;
    margin: 0 0 20px;
    font-size: 14px;
  }
  .breadcrumb-item + .breadcrumb-item::before { content: "／"; color: #A9B8CC; }
  .breadcrumb a { color: var(--muted); }
  .breadcrumb a:hover { color: var(--brand); text-decoration: none; }
  .breadcrumb .active { color: var(--brand); font-weight: 700; }

  /* ---------- Hero ---------- */
  .page-hero {
    position: relative;
    overflow: hidden;
    padding: 40px 0 72px;
  }
  .page-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image: url("/assets/images/backpic/back-1.webp");
    background-size: cover;
    background-position: center;
    opacity: .12;
    z-index: 0;
  }
  .page-hero > .container { position: relative; z-index: 1; }

  .hero-title { margin-bottom: 18px; }
  .hero-title .hl { color: var(--brand); }

  .hero-sub {
    font-size: 18px;
    color: var(--muted);
    max-width: 560px;
    margin-bottom: 26px;
  }

  .hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 22px; }

  .hero-tags { display: flex; flex-wrap: wrap; gap: 10px; }

  .hero-visual {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-hover);
    border: 1px solid var(--border);
    background: #fff;
  }
  .hero-visual img { width: 100%; aspect-ratio: 16 / 11; object-fit: cover; }
  .hero-visual::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(21, 88, 168, .06), rgba(21, 88, 168, .22));
    pointer-events: none;
  }
  .hero-float {
    position: absolute;
    left: 18px;
    bottom: 18px;
    right: 18px;
    background: rgba(255, 255, 255, .95);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    padding: 14px 16px;
    display: flex;
    align-items: center;
    gap: 12px;
    z-index: 2;
  }
  .hero-float strong { display: block; font-size: 15px; }
  .hero-float span { font-size: 13px; color: var(--muted); }

  /* ---------- 指标条 ---------- */
  .metrics { padding: 0 0 12px; }
  .metric-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 22px;
    display: flex;
    align-items: flex-start;
    gap: 14px;
    height: 100%;
    transition: transform .2s ease, box-shadow .2s ease;
  }
  .metric-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
  .metric-card h3 { font-size: 18px; margin-bottom: 6px; }
  .metric-card p { font-size: 14.5px; color: var(--muted); line-height: 1.65; }

  /* ---------- 图文交错 ---------- */
  .zig-row {
    align-items: center;
    padding: 34px 0;
    border-bottom: 1px dashed var(--border);
  }
  .zig-row:last-child { border-bottom: none; }

  .zig-media {
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    background: #fff;
  }
  .zig-media img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; transition: transform .3s ease; }
  .zig-row:hover .zig-media img { transform: scale(1.02); }

  .zig-body h3 { margin: 14px 0 12px; }
  .zig-body p { color: var(--muted); font-size: 15.5px; line-height: 1.8; margin-bottom: 14px; }

  .zig-points { list-style: none; padding: 0; margin: 0 0 18px; display: flex; flex-direction: column; gap: 8px; }
  .zig-points li { display: flex; align-items: flex-start; gap: 8px; font-size: 14.5px; color: var(--text); }
  .zig-points li i { color: var(--teal); font-size: 15px; margin-top: 6px; }

  /* ---------- 排期清单 ---------- */
  .schedule-wrap {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    padding: 10px 24px 18px;
  }
  .schedule-head {
    display: grid;
    grid-template-columns: 110px 1.3fr 1.2fr 110px 110px;
    gap: 12px;
    padding: 16px 4px;
    border-bottom: 1px solid var(--border);
    font-size: 13px;
    font-weight: 700;
    color: var(--muted);
    letter-spacing: .4px;
  }
  .schedule-row {
    display: grid;
    grid-template-columns: 110px 1.3fr 1.2fr 110px 110px;
    gap: 12px;
    align-items: center;
    padding: 16px 4px;
    border-bottom: 1px solid var(--border-soft);
    transition: background .2s ease;
    border-radius: 10px;
  }
  .schedule-row:last-child { border-bottom: none; }
  .schedule-row:hover { background: var(--brand-light); }
  .schedule-time {
    font-weight: 800;
    font-size: 18px;
    color: var(--brand-dark);
    font-variant-numeric: tabular-nums;
  }
  .schedule-game { font-weight: 700; font-size: 15.5px; }
  .schedule-game small { display: block; color: var(--muted); font-weight: 500; font-size: 13px; }
  .schedule-server { font-size: 14.5px; color: var(--muted); }
  .schedule-action { text-align: right; }

  .schedule-note {
    margin-top: 16px;
    font-size: 13.5px;
    color: var(--muted);
    display: flex;
    align-items: flex-start;
    gap: 8px;
  }

  /* ---------- FAQ ---------- */
  .faq-col .accordion-item {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius) !important;
    box-shadow: var(--shadow);
    margin-bottom: 12px;
    overflow: hidden;
  }
  .faq-col .accordion-button {
    font-size: 16px;
    font-weight: 700;
    color: var(--text);
    background: #fff;
    padding: 18px 20px;
    box-shadow: none;
    border-left: 4px solid transparent;
    transition: all .2s ease;
  }
  .faq-col .accordion-button:not(.collapsed) {
    color: var(--brand);
    background: var(--brand-light);
    border-left-color: var(--brand);
  }
  .faq-col .accordion-button::after { transition: transform .2s ease; }
  .faq-col .accordion-button:focus { box-shadow: none; border-color: var(--border); }
  .faq-col .accordion-body {
    font-size: 15px;
    color: var(--muted);
    line-height: 1.75;
    padding: 4px 20px 20px;
    background: #fff;
  }

  /* ---------- CTA ---------- */
  .cta-card {
    background: linear-gradient(135deg, #FFFFFF 0%, #F2F7FF 100%);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-hover);
    padding: 46px 44px;
    position: relative;
    overflow: hidden;
  }
  .cta-card::before {
    content: "";
    position: absolute;
    right: -80px;
    top: -80px;
    width: 260px;
    height: 260px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255, 138, 61, .16), rgba(255, 138, 61, 0));
  }
  .cta-card h2 { position: relative; z-index: 1; margin-bottom: 12px; }
  .cta-card p { position: relative; z-index: 1; color: var(--muted); font-size: 16px; max-width: 620px; }
  .cta-actions { position: relative; z-index: 1; display: flex; flex-wrap: wrap; gap: 12px; }

  /* ---------- 页脚 ---------- */
  .site-footer {
    background: var(--footer);
    color: #D6E3F5;
    padding: 64px 0 26px;
    margin-top: 72px;
  }
  .footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
    gap: 36px;
    padding-bottom: 34px;
    border-bottom: 1px solid rgba(255, 255, 255, .12);
  }
  .footer-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
  }
  .footer-brand strong { color: #fff; font-size: 17px; font-weight: 800; }
  .site-footer p { font-size: 14px; line-height: 1.85; color: #A9C1DE; }
  .site-footer h4 {
    color: #fff;
    font-size: 15px;
    font-weight: 700;
    margin-bottom: 16px;
    letter-spacing: .5px;
  }
  .footer-links, .footer-contact { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; }
  .footer-links a { color: #A9C1DE; font-size: 14.5px; }
  .footer-links a:hover { color: #FFFFFF; text-decoration: none; }
  .footer-contact li { display: flex; align-items: flex-start; gap: 9px; font-size: 14.5px; color: #A9C1DE; }
  .footer-contact i { color: #6EA9EA; font-size: 16px; margin-top: 4px; }
  .footer-bottom {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 10px;
    padding-top: 20px;
    font-size: 13.5px;
    color: #8FA9C8;
  }

  /* ---------- 响应式 ---------- */
  @media (min-width: 1400px) {
    .container { max-width: 1240px; }
  }

  @media (max-width: 1199.98px) {
    .container { max-width: 1000px; }
    .nav-center { gap: 6px; margin-left: 0; }
    .nav-chip { padding: 8px 11px; font-size: 13.5px; }
  }

  @media (max-width: 991.98px) {
    .section { padding: 56px 0; }
    .page-hero { padding: 28px 0 52px; }
    .nav-panel { padding: 10px 14px; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
    .zig-row { padding: 26px 0; }
    .zig-row .zig-media { margin-bottom: 22px; }
    .schedule-head { grid-template-columns: 90px 1.3fr 110px; }
    .schedule-head > div:nth-child(3), .schedule-head > div:nth-child(5) { display: none; }
    .schedule-row { grid-template-columns: 90px 1.4fr 110px; }
    .schedule-row .schedule-server { grid-column: 2 / 3; }
    .schedule-row .schedule-action { text-align: right; }
  }

  @media (max-width: 767.98px) {
    h1 { font-size: 30px; }
    h2 { font-size: 24px; }
    .hero-sub { font-size: 16px; }
    .hero-visual img { aspect-ratio: 16 / 10; }
    .cta-card { padding: 32px 24px; }
    .metric-card { padding: 18px; }
    .schedule-wrap { padding: 6px 16px 14px; }
    .schedule-head { display: none; }
    .schedule-row {
      grid-template-columns: 1fr auto;
      gap: 6px 10px;
      padding: 16px 4px;
    }
    .schedule-row .schedule-time { grid-column: 1 / 2; font-size: 17px; }
    .schedule-row .schedule-game { grid-column: 1 / 2; }
    .schedule-row .schedule-server { grid-column: 1 / 2; }
    .schedule-row .schedule-status { grid-column: 2 / 3; grid-row: 1 / 2; justify-self: end; }
    .schedule-row .schedule-action { grid-column: 2 / 3; grid-row: 2 / 4; align-self: center; }
  }

  @media (max-width: 575.98px) {
    body { font-size: 15px; }
    .section { padding: 46px 0; }
    .hero-actions .btn { width: 100%; text-align: center; }
    .cta-actions { flex-direction: column; }
    .cta-actions .btn { width: 100%; text-align: center; }
    .footer-grid { grid-template-columns: 1fr; }
    .footer-bottom { flex-direction: column; }
    .brand-text strong { font-size: 15.5px; }
    .brand-text span { font-size: 11px; }
    .card-soft { padding: 20px; }
    .hero-float { position: static; margin: 0; border-radius: 0; border-left: none; border-right: none; border-bottom: none; box-shadow: none; }
  }

/* roulang page: category3 */
:root{
  --brand:#1E6FD9;
  --brand-dark:#1558A8;
  --brand-light:#EAF3FF;
  --accent:#FF8A3D;
  --accent-dark:#F0782A;
  --teal:#17A589;
  --warn:#F5A623;
  --danger:#D9534F;
  --bg:#F5F8FC;
  --card:#FFFFFF;
  --ink:#14243A;
  --muted:#60718A;
  --line:#E3EBF5;
  --line-weak:#EEF3F9;
  --footer:#0B2A4A;
  --r-lg:18px;
  --r-sm:14px;
  --r-btn:12px;
  --r-pill:999px;
  --sh-1:0 8px 24px rgba(20,60,120,.07);
  --sh-2:0 18px 44px rgba(20,60,120,.13);
  --sect-y:88px;
  --bs-primary:#1E6FD9;
  --bs-body-bg:#F5F8FC;
  --bs-body-color:#14243A;
  --bs-border-color:#E3EBF5;
  --bs-border-radius:14px;
  --bs-link-color:#1E6FD9;
  --bs-link-hover-color:#F0782A;
  --bs-font-sans-serif:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--bs-font-sans-serif);
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--accent-dark);text-decoration:underline;text-underline-offset:3px}
a:focus-visible,button:focus-visible,input:focus-visible{outline:none;box-shadow:0 0 0 2px var(--brand),0 0 0 6px rgba(30,111,217,.16);border-radius:8px}
h1,h2,h3,h4{color:var(--ink);margin:0;font-weight:750}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
.container{max-width:1200px;padding-left:20px;padding-right:20px}
@media (min-width:1400px){.container{max-width:1240px}}
@media (max-width:991.98px){.container{max-width:960px}}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  padding:14px 0;
  background:rgba(245,248,252,.86);
  backdrop-filter:saturate(140%) blur(8px);
}
.nav-panel{
  display:flex;
  align-items:center;
  gap:18px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--sh-1);
  padding:12px 18px;
}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.brand:hover{text-decoration:none}
.brand-mark{
  width:42px;height:42px;
  display:grid;place-items:center;
  border-radius:14px;
  background:linear-gradient(145deg,var(--brand),var(--brand-dark));
  color:#fff;font-weight:800;font-size:19px;
  box-shadow:0 6px 16px rgba(30,111,217,.28);
}
.brand-text{display:flex;flex-direction:column;line-height:1.25}
.brand-text strong{font-size:16.5px;font-weight:800;color:var(--ink);letter-spacing:.2px}
.brand-text span{font-size:12px;color:var(--muted);letter-spacing:.6px}
.nav-center{display:flex;align-items:center;gap:8px;margin-left:auto}
.nav-chip{
  display:inline-flex;align-items:center;gap:7px;
  padding:9px 14px;
  border-radius:var(--r-pill);
  border:1px solid transparent;
  font-size:14.5px;font-weight:600;color:#3C5170;
  white-space:nowrap;
}
.nav-chip i{font-size:15px;color:var(--brand)}
.nav-chip:hover{background:var(--brand-light);color:var(--brand-dark);text-decoration:none}
.nav-chip.active{
  background:var(--brand-light);
  border-color:#CFE2FB;
  color:var(--brand-dark);
}
.nav-chip.active i{color:var(--brand-dark)}
.nav-right{gap:10px;align-items:center;margin-left:6px}
.nav-toggle{
  width:44px;height:44px;
  border:1px solid var(--line);
  background:#fff;border-radius:12px;
  color:var(--brand);font-size:22px;line-height:1;
  display:grid;place-items:center;
}

/* 按钮 */
.btn{
  border-radius:var(--r-btn);
  font-weight:700;
  transition:transform .2s ease,box-shadow .2s ease,background-color .2s ease,color .2s ease,border-color .2s ease;
}
.btn-sm{padding:8px 16px;font-size:14px}
.btn-accent{
  --bs-btn-bg:#FF8A3D;
  --bs-btn-border-color:#FF8A3D;
  --bs-btn-color:#fff;
  --bs-btn-hover-bg:#F0782A;
  --bs-btn-hover-border-color:#F0782A;
  --bs-btn-hover-color:#fff;
  --bs-btn-active-bg:#E06C22;
  --bs-btn-active-border-color:#E06C22;
  --bs-btn-active-color:#fff;
  --bs-btn-focus-shadow-rgb:255,138,61;
  padding:12px 22px;
  box-shadow:0 10px 22px rgba(255,138,61,.28);
}
.btn-accent:hover{transform:translateY(-1px);box-shadow:0 14px 28px rgba(255,138,61,.34)}
.btn-ghost{
  --bs-btn-bg:#fff;
  --bs-btn-color:#1E6FD9;
  --bs-btn-border-color:#CFE2FB;
  --bs-btn-hover-bg:#EAF3FF;
  --bs-btn-hover-border-color:#1E6FD9;
  --bs-btn-hover-color:#1558A8;
  --bs-btn-active-bg:#EAF3FF;
  --bs-btn-active-color:#1558A8;
  --bs-btn-focus-shadow-rgb:30,111,217;
  padding:12px 22px;
  border-width:1px;
}
.btn-ghost:hover{transform:translateY(-1px)}
.btn-outline-secondary{
  --bs-btn-color:#60718A;
  --bs-btn-border-color:var(--line);
  --bs-btn-hover-bg:#EEF3F9;
  --bs-btn-hover-color:#14243A;
  --bs-btn-hover-border-color:#CFE2FB;
}

/* offcanvas 移动导航 */
.offcanvas{--bs-offcanvas-width:320px;border-left:1px solid var(--line)}
.offcanvas-header{border-bottom:1px solid var(--line-weak);padding:18px 20px}
.offcanvas-body{padding:18px 20px}
.drawer-link{
  display:flex;align-items:center;gap:12px;
  padding:14px 16px;margin-bottom:10px;
  border:1px solid var(--line);
  border-radius:var(--r-sm);
  background:#fff;color:var(--ink);font-weight:600;
  box-shadow:var(--sh-1);
}
.drawer-link i{color:var(--brand);font-size:18px}
.drawer-link.active{background:var(--brand-light);border-color:#CFE2FB;color:var(--brand-dark)}
.drawer-link:hover{text-decoration:none;transform:translateY(-2px);box-shadow:var(--sh-2)}
.drawer-note{font-size:13px;color:var(--muted);line-height:1.7;margin-top:14px}

/* ============ 通用板块 ============ */
.section{padding:var(--sect-y) 0}
.section-tight{padding:56px 0}
.section-head{max-width:760px;margin-bottom:40px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:var(--brand-light);color:var(--brand-dark);
  font-size:13px;font-weight:700;letter-spacing:.4px;
}
.eyebrow.warm{background:#FFF1E7;color:#D9661F}
.section-head h2{font-size:clamp(26px,3vw,36px);line-height:1.28;margin:16px 0 12px;font-weight:750}
.section-head p{color:var(--muted);font-size:16.5px;line-height:1.8}
.breadcrumb{
  --bs-breadcrumb-divider-color:#94A6BF;
  --bs-breadcrumb-item-padding-x:8px;
  background:transparent;
  font-size:13.5px;
  margin-bottom:18px;
}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb-item.active{color:var(--brand);font-weight:600}

/* ============ Hero ============ */
.hero{padding:32px 0 20px}
.hero-card{
  position:relative;
  border:1px solid var(--line);
  border-radius:26px;
  box-shadow:var(--sh-1);
  padding:52px 48px;
  overflow:hidden;
  background:
    linear-gradient(180deg,rgba(255,255,255,.95),rgba(255,255,255,.99)),
    url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
}
.hero-card::after{
  content:"";
  position:absolute;right:-120px;top:-120px;
  width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,rgba(30,111,217,.13),rgba(30,111,217,0) 70%);
  pointer-events:none;
}
.hero h1{
  font-size:clamp(30px,4vw,48px);
  line-height:1.2;
  font-weight:800;
  letter-spacing:0;
  margin:18px 0 14px;
}
.hero h1 .hl{
  background:linear-gradient(180deg,transparent 62%,rgba(255,138,61,.28) 62%);
  padding:0 2px;
}
.hero-sub{font-size:17.5px;color:var(--muted);max-width:560px;line-height:1.8}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-points{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.point-chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 14px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--line);
  font-size:13.5px;color:#3C5170;font-weight:600;
  box-shadow:0 4px 12px rgba(20,60,120,.05);
}
.point-chip i{color:var(--teal);font-size:15px}
.hero-figure{
  border-radius:var(--r-lg);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--sh-2);
  background:#fff;
  margin:0;
}
.hero-figure img{width:100%;aspect-ratio:16/10;object-fit:cover}
.hero-figure figcaption{
  padding:12px 18px;
  font-size:13px;color:var(--muted);
  border-top:1px solid var(--line-weak);
  background:#fff;
}

/* ============ 对照清单 ============ */
.compare-list{display:grid;gap:16px}
.compare-row{
  display:grid;
  grid-template-columns:280px 1fr;
  gap:26px;
  align-items:start;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--sh-1);
  padding:26px 28px;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.compare-row:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#CFE2FB}
.compare-tag{display:flex;flex-direction:column;gap:10px}
.compare-tag .label{
  font-size:17.5px;font-weight:750;color:var(--ink);line-height:1.4;
}
.badge-soft{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:var(--r-pill);
  background:var(--brand-light);color:var(--brand-dark);
  font-size:12.5px;font-weight:700;width:fit-content;
}
.badge-soft.warm{background:#FFF1E7;color:#D9661F}
.badge-soft.green{background:#E7F6F2;color:#0F7B62}
.badge-soft.gray{background:#EEF3F9;color:#4C5F7A}
.compare-body p{color:var(--muted);font-size:15.5px;line-height:1.8}
.compare-body .link-row{margin-top:12px;display:flex;flex-wrap:wrap;gap:18px;font-size:14.5px;font-weight:600}
.link-arrow{display:inline-flex;align-items:center;gap:6px}
.link-arrow i{transition:transform .2s ease}
.link-arrow:hover i{transform:translateX(3px)}

/* ============ 双列做法对比 ============ */
.do-card,.dont-card{
  height:100%;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--sh-1);
  padding:30px 28px;
}
.do-card{border-top:4px solid var(--teal)}
.dont-card{border-top:4px solid var(--danger)}
.do-card h3,.dont-card h3{font-size:21px;margin-bottom:6px}
.do-card .cap,.dont-card .cap{font-size:14px;color:var(--muted);margin-bottom:20px}
.check-list li{
  display:flex;gap:12px;align-items:flex-start;
  padding:12px 0;
  border-bottom:1px dashed var(--line-weak);
  font-size:15.5px;color:#2C3E57;line-height:1.7;
}
.check-list li:last-child{border-bottom:none}
.check-list i{font-size:17px;margin-top:4px}
.do-card .check-list i{color:var(--teal)}
.dont-card .check-list i{color:var(--danger)}

/* ============ 场景卡 ============ */
.scene-card{
  height:100%;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--sh-1);
  padding:26px 24px;
  transition:transform .2s ease,box-shadow .2s ease;
}
.scene-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.scene-icon{
  width:48px;height:48px;border-radius:14px;
  display:grid;place-items:center;
  background:var(--brand-light);color:var(--brand);
  font-size:22px;margin-bottom:16px;
}
.scene-card h3{font-size:18.5px;margin-bottom:8px}
.scene-card p{font-size:14.8px;color:var(--muted);line-height:1.72}

/* ============ 步骤 ============ */
.step-wrap{display:grid;gap:14px}
.step-row{
  display:grid;
  grid-template-columns:64px 1fr auto;
  gap:20px;
  align-items:center;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--sh-1);
  padding:22px 26px;
  transition:transform .2s ease,box-shadow .2s ease;
}
.step-row:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.step-num{
  width:52px;height:52px;border-radius:16px;
  display:grid;place-items:center;
  background:linear-gradient(145deg,var(--brand),var(--brand-dark));
  color:#fff;font-weight:800;font-size:19px;
  font-variant-numeric:tabular-nums;
}
.step-body h3{font-size:18.5px;margin-bottom:6px}
.step-body p{font-size:15px;color:var(--muted);line-height:1.75}
.step-side{font-size:14px;font-weight:600;white-space:nowrap}

/* ============ 数据卡 ============ */
.stat-card{
  height:100%;
  background:linear-gradient(180deg,#FFFFFF,#F7FBFF);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--sh-1);
  padding:26px 24px;
  text-align:left;
}
.stat-card .num{
  font-size:clamp(26px,2.6vw,34px);
  font-weight:800;
  color:var(--brand-dark);
  font-variant-numeric:tabular-nums;
  line-height:1.1;
}
.stat-card .num small{font-size:15px;font-weight:700;color:var(--muted);margin-left:4px}
.stat-card .txt{margin-top:10px;font-size:14.5px;color:var(--muted);line-height:1.7}

/* ============ 图文说明区 ============ */
.feature-panel{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:22px;
  box-shadow:var(--sh-1);
  overflow:hidden;
}
.feature-panel .fp-img{height:100%;min-height:280px;object-fit:cover;width:100%}
.feature-panel .fp-body{padding:40px 38px}
.feature-panel h2{font-size:clamp(24px,2.6vw,31px);line-height:1.3;margin:14px 0 14px}
.feature-panel p{color:var(--muted);font-size:16px;line-height:1.8}
.tip-list{margin-top:22px;display:grid;gap:12px}
.tip-list li{display:flex;gap:12px;align-items:flex-start;font-size:15.3px;color:#2C3E57}
.tip-list i{color:var(--brand);font-size:17px;margin-top:4px}

/* ============ FAQ ============ */
.accordion{--bs-accordion-border-color:var(--line);--bs-accordion-active-bg:#fff;--bs-accordion-active-color:var(--ink);--bs-accordion-btn-focus-box-shadow:none;--bs-accordion-btn-color:var(--ink);--bs-accordion-border-radius:14px}
.accordion-item{
  border:1px solid var(--line);
  border-radius:var(--r-sm);
  box-shadow:var(--sh-1);
  margin-bottom:12px;
  overflow:hidden;
  background:#fff;
}
.accordion-button{
  font-size:17px;
  font-weight:700;
  padding:18px 22px;
  background:#fff;
  color:var(--ink);
}
.accordion-button:not(.collapsed){
  box-shadow:inset 4px 0 0 var(--brand);
  background:#fff;
  color:var(--brand-dark);
}
.accordion-button::after{
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%231E6FD9'%3E%3Cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3E%3C/svg%3E");
  transition:transform .2s ease;
}
.accordion-button:not(.collapsed)::after{transform:rotate(-180deg)}
.accordion-body{padding:0 22px 20px;font-size:15.5px;color:var(--muted);line-height:1.8}

/* 咨询卡 */
.consult-card{
  background:linear-gradient(160deg,#0B2A4A,#123A63);
  color:#fff;
  border-radius:22px;
  padding:34px 30px;
  box-shadow:var(--sh-2);
  border:1px solid #123A63;
}
.consult-card h3{color:#fff;font-size:22px;margin-bottom:10px}
.consult-card p{color:#B9CEE8;font-size:15px;line-height:1.8}
.consult-list{margin:20px 0 24px;display:grid;gap:12px}
.consult-list li{display:flex;gap:12px;align-items:flex-start;font-size:14.8px;color:#D6E5F7}
.consult-list i{color:#FFB27C;font-size:17px;margin-top:4px}
.consult-card .btn-ghost{
  --bs-btn-bg:rgba(255,255,255,.08);
  --bs-btn-color:#fff;
  --bs-btn-border-color:rgba(255,255,255,.35);
  --bs-btn-hover-bg:rgba(255,255,255,.18);
  --bs-btn-hover-color:#fff;
  --bs-btn-hover-border-color:#fff;
  --bs-btn-active-bg:rgba(255,255,255,.2);
  --bs-btn-active-color:#fff;
}

/* ============ CTA ============ */
.cta-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:24px;
  box-shadow:var(--sh-2);
  padding:46px 44px;
  display:grid;
  grid-template-columns:1.4fr 1fr;
  gap:32px;
  align-items:center;
  background-image:linear-gradient(180deg,rgba(255,255,255,.96),rgba(255,255,255,.99)),url("/assets/images/backpic/back-3.png");
  background-size:cover;
  background-position:center;
}
.cta-card h2{font-size:clamp(24px,2.8vw,33px);line-height:1.3;margin:14px 0 12px}
.cta-card p{color:var(--muted);font-size:16px;line-height:1.8;max-width:560px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end}
.cta-meta{margin-top:16px;font-size:13.5px;color:#8497AF;text-align:right}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--footer);
  color:#D6E5F7;
  padding:68px 0 26px;
  margin-top:20px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.2fr;
  gap:40px;
  padding-bottom:38px;
  border-bottom:1px solid rgba(255,255,255,.12);
}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.footer-brand .brand-mark{
  background:linear-gradient(145deg,#2F82E8,#1558A8);
  box-shadow:none;
}
.footer-brand strong{color:#fff;font-size:17px;font-weight:800}
.site-footer p{color:#A9C0DC;font-size:14.5px;line-height:1.8;max-width:420px}
.site-footer h4{color:#fff;font-size:15.5px;font-weight:700;margin-bottom:16px}
.footer-links li{margin-bottom:10px}
.footer-links a{color:#B9CEE8;font-size:14.5px}
.footer-links a:hover{color:#FFB27C;text-decoration:none}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;margin-bottom:12px;font-size:14.5px;color:#B9CEE8}
.footer-contact i{color:#7FB2EA;font-size:16px;margin-top:4px}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  padding-top:22px;font-size:13.5px;color:#8BA6C6;
}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .nav-center{gap:6px}
  .nav-chip{padding:8px 11px;font-size:13.5px}
  .brand-text span{display:none}
}
@media (max-width:991.98px){
  :root{--sect-y:64px}
  .hero-card{padding:36px 28px;border-radius:22px}
  .compare-row{grid-template-columns:1fr;gap:14px;padding:22px}
  .step-row{grid-template-columns:56px 1fr;row-gap:10px}
  .step-side{grid-column:1 / -1}
  .cta-card{grid-template-columns:1fr;padding:34px 28px}
  .cta-actions{justify-content:flex-start}
  .cta-meta{text-align:left}
  .feature-panel .fp-body{padding:30px 26px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
}
@media (max-width:767.98px){
  body{font-size:15.5px}
  .section{padding:52px 0}
  .hero{padding:20px 0 8px}
  .hero-actions .btn{flex:1 1 auto;justify-content:center}
  .section-head{margin-bottom:28px}
  .compare-row{padding:20px 18px}
  .accordion-button{font-size:16px;padding:16px 18px}
  .accordion-body{padding:0 18px 18px}
  .consult-card{padding:26px 22px}
  .cta-card{padding:28px 22px;border-radius:20px}
}
@media (max-width:575.98px){
  .container{padding-left:16px;padding-right:16px}
  .brand-text strong{font-size:15px}
  .hero h1{font-size:clamp(26px,7vw,32px)}
  .hero-card{padding:28px 20px}
  .hero-points{gap:8px}
  .point-chip{font-size:12.5px;padding:7px 12px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column}
  .step-row{grid-template-columns:1fr;padding:20px}
  .step-num{width:46px;height:46px;border-radius:14px;font-size:17px}
}