/* roulang page: index */
:root{
  --brand-600:#0F8B7E;
  --brand-500:#16A89A;
  --brand-400:#3EC7B8;
  --accent-500:#FF6B4A;
  --accent-400:#FF9F68;
  --violet-500:#6C5CE7;
  --bg:#F6F7F2;
  --surface:#FFFFFF;
  --ink:#10201D;
  --muted:#5C6B67;
  --line:rgba(16,32,29,.10);
  --radius-lg:24px;
  --radius-xl:32px;
  --radius-sm:16px;
  --shadow:0 16px 40px rgba(16,32,29,.10);
  --shadow-sm:0 12px 30px rgba(16,32,29,.08);
  --shadow-lg:0 18px 46px rgba(16,32,29,.14);
  --grad:linear-gradient(135deg,#0F8B7E 0%,#16A89A 45%,#FFB86B 100%);
  --grad-soft:linear-gradient(135deg,rgba(15,139,126,.10),rgba(255,184,107,.16));
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:17px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer;}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.24;letter-spacing:-.012em;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
table{border-collapse:collapse;}
:focus-visible{outline:2px solid var(--brand-500);outline-offset:3px;border-radius:8px;}
::selection{background:rgba(22,168,154,.22);}

.container{width:100%;max-width:1240px;margin:0 auto;padding:0 32px;}
.section{padding:96px 0;}
.section--tight{padding:72px 0;}
.section-head{max-width:760px;margin-bottom:48px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.08em;
  color:var(--brand-600);text-transform:uppercase;
  background:var(--grad-soft);
  border:1px solid rgba(15,139,126,.18);
  padding:7px 16px;border-radius:999px;margin-bottom:18px;
}
.eyebrow i{font-size:12px;}
.section-title{font-size:clamp(1.75rem,3vw,2.5rem);color:var(--ink);}
.section-sub{margin-top:16px;font-size:17px;color:var(--muted);line-height:1.8;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:14px 28px;border-radius:999px;
  font-size:15.5px;font-weight:700;white-space:nowrap;
  transition:transform .18s ease,box-shadow .22s ease,background .22s ease,color .22s ease,border-color .22s ease,opacity .2s ease;
}
.btn i{font-size:14px;}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 26px rgba(15,139,126,.30);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);}
.btn-primary:active{transform:scale(.98);}
.btn-ghost{background:var(--surface);color:var(--ink);border:1px solid var(--line);box-shadow:var(--shadow-sm);}
.btn-ghost:hover{transform:translateY(-2px);border-color:rgba(15,139,126,.42);color:var(--brand-600);box-shadow:var(--shadow);}
.btn-ghost:active{transform:scale(.98);}
.btn-light{background:rgba(255,255,255,.16);color:#fff;border:1px solid rgba(255,255,255,.42);backdrop-filter:blur(6px);}
.btn-light:hover{background:rgba(255,255,255,.28);transform:translateY(-2px);}
.btn-light:active{transform:scale(.98);}
.btn[aria-disabled="true"],.btn:disabled{opacity:.5;pointer-events:none;}

/* ---------- 顶部卡片化导航 ---------- */
.site-header{position:sticky;top:0;z-index:80;padding:14px 0 0;}
.nav-shell{
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(16px);
  border:1px solid var(--line);
  border-radius:var(--radius-xl);
  box-shadow:var(--shadow-sm);
  padding:12px 18px;
  display:flex;align-items:center;gap:22px;
}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.brand-mark{
  width:42px;height:42px;border-radius:14px;
  background:var(--grad);
  display:grid;place-items:center;color:#fff;font-size:18px;
  box-shadow:0 8px 20px rgba(15,139,126,.30);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-name{font-size:17px;font-weight:800;letter-spacing:-.02em;}
.brand-tag{font-size:11.5px;color:var(--muted);letter-spacing:.14em;font-weight:600;}
.nav-links{display:flex;align-items:center;gap:8px;margin-left:auto;}
.nav-link{
  display:inline-flex;align-items:center;gap:8px;
  padding:10px 18px;border-radius:14px;
  font-size:15px;font-weight:600;color:var(--muted);
  border:1px solid transparent;
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease;
}
.nav-link i{font-size:13px;color:var(--brand-500);transition:color .2s ease;}
.nav-link:hover{background:var(--grad-soft);color:var(--brand-600);border-color:rgba(15,139,126,.20);transform:translateY(-1px);}
.nav-link.active{background:var(--surface);color:var(--ink);border-color:var(--line);box-shadow:0 6px 18px rgba(16,32,29,.08);}
.nav-link.active i{color:var(--accent-500);}
.nav-cta{margin-left:8px;}
.nav-toggle{
  display:none;margin-left:auto;
  width:46px;height:46px;border-radius:14px;
  background:var(--surface);border:1px solid var(--line);
  color:var(--ink);font-size:17px;
  box-shadow:var(--shadow-sm);
}
.nav-drawer{display:none;}
.nav-drawer.is-open{display:block;animation:dropIn .24s ease;}
@keyframes dropIn{from{opacity:0;transform:translateY(-8px);}to{opacity:1;transform:translateY(0);}}
.drawer-inner{
  margin-top:12px;padding:18px;
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-lg);box-shadow:var(--shadow);
  display:grid;gap:10px;
}
.drawer-link{
  display:flex;align-items:center;gap:12px;
  padding:14px 16px;border-radius:16px;
  background:var(--bg);border:1px solid var(--line);
  font-weight:600;font-size:15px;color:var(--ink);
}
.drawer-link i{color:var(--brand-500);}
.drawer-link.active{background:var(--grad-soft);border-color:rgba(15,139,126,.28);color:var(--brand-600);}
.drawer-cta{margin-top:4px;}

/* ---------- Hero ---------- */
.hero{padding:44px 0 8px;}
.hero-card{
  position:relative;overflow:hidden;
  border-radius:36px;
  padding:64px 56px;
  display:grid;grid-template-columns:1.12fr .88fr;gap:48px;align-items:center;
  background:
    linear-gradient(118deg,rgba(8,42,38,.94) 0%,rgba(15,139,126,.84) 50%,rgba(255,140,80,.74) 100%),
    url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  color:#fff;
  box-shadow:var(--shadow);
}
.hero-card::after{
  content:"";position:absolute;right:-120px;top:-140px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.22),transparent 66%);
  pointer-events:none;
}
.hero-copy{position:relative;z-index:2;max-width:640px;}
.hero-badge{
  display:inline-flex;align-items:center;gap:9px;
  padding:8px 16px;border-radius:999px;
  background:rgba(255,255,255,.16);
  border:1px solid rgba(255,255,255,.34);
  font-size:13px;font-weight:700;letter-spacing:.06em;
  backdrop-filter:blur(6px);margin-bottom:22px;
}
.hero-badge i{color:#FFD9A8;}
.hero h1{font-size:clamp(2.1rem,4.4vw,3.4rem);color:#fff;letter-spacing:-.022em;}
.hero h1 span{
  background:linear-gradient(100deg,#FFF3DF 0%,#FFC98F 55%,#FFFFFF 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-lead{margin-top:22px;font-size:18px;line-height:1.85;color:rgba(255,255,255,.90);max-width:580px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.hero-note{margin-top:22px;font-size:13.5px;color:rgba(255,255,255,.76);display:flex;align-items:center;gap:8px;}
.hero-note i{color:#FFD9A8;}

.hero-panel{
  position:relative;z-index:2;
  background:rgba(255,255,255,.97);
  border-radius:var(--radius-lg);
  padding:26px 24px;
  color:var(--ink);
  box-shadow:var(--shadow-lg);
}
.panel-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px;}
.panel-title{font-size:16px;font-weight:800;}
.panel-chip{
  font-size:12px;font-weight:700;color:var(--brand-600);
  background:var(--grad-soft);border:1px solid rgba(15,139,126,.20);
  padding:5px 12px;border-radius:999px;
}
.panel-list{display:grid;gap:10px;}
.panel-item{
  display:flex;align-items:center;gap:12px;
  padding:13px 14px;border-radius:16px;
  background:var(--bg);border:1px solid var(--line);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.panel-item:hover{transform:translateX(3px);border-color:rgba(15,139,126,.34);box-shadow:0 10px 24px rgba(16,32,29,.08);}
.panel-icon{
  width:36px;height:36px;flex:0 0 auto;border-radius:12px;
  display:grid;place-items:center;font-size:14px;color:#fff;
}
.panel-icon.g1{background:linear-gradient(135deg,#0F8B7E,#3EC7B8);}
.panel-icon.g2{background:linear-gradient(135deg,#FF6B4A,#FFB86B);}
.panel-icon.g3{background:linear-gradient(135deg,#6C5CE7,#9B8CFF);}
.panel-body{min-width:0;}
.panel-name{font-size:14.5px;font-weight:700;color:var(--ink);}
.panel-desc{font-size:12.5px;color:var(--muted);}
.panel-arrow{margin-left:auto;color:var(--brand-400);font-size:13px;}

/* ---------- 痛点 ---------- */
.pain-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
.pain-card{
  position:relative;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:26px 24px 26px 28px;
  box-shadow:var(--shadow-sm);
  overflow:hidden;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.pain-card::before{content:"";position:absolute;left:0;top:0;bottom:0;width:5px;background:var(--grad);}
.pain-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:rgba(15,139,126,.28);}
.pain-num{font-size:13px;font-weight:800;letter-spacing:.14em;color:var(--brand-500);}
.pain-card h3{margin-top:10px;font-size:1.12rem;}
.pain-card p{margin-top:10px;font-size:14.5px;color:var(--muted);line-height:1.75;}

/* ---------- 解决方案 ---------- */
.solve-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.solve-card{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-xl);overflow:hidden;
  box-shadow:var(--shadow-sm);
  display:flex;flex-direction:column;
  transition:transform .24s ease,box-shadow .24s ease;
}
.solve-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);}
.solve-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--grad-soft);}
.solve-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.solve-card:hover .solve-media img{transform:scale(1.05);}
.solve-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(8,42,38,0) 40%,rgba(8,42,38,.48) 100%);}
.solve-tag{
  position:absolute;left:18px;bottom:16px;z-index:2;
  font-size:12.5px;font-weight:700;color:#fff;
  background:rgba(15,139,126,.86);backdrop-filter:blur(6px);
  padding:6px 14px;border-radius:999px;
}
.solve-body{padding:26px 26px 28px;display:flex;flex-direction:column;flex:1;}
.solve-body h3{font-size:1.32rem;}
.solve-body p{margin-top:12px;font-size:15px;color:var(--muted);}
.check-list{margin-top:18px;display:grid;gap:10px;}
.check-list li{display:flex;gap:10px;font-size:14.5px;color:var(--ink);line-height:1.7;}
.check-list i{color:var(--brand-500);font-size:13px;margin-top:5px;flex:0 0 auto;}
.solve-wide{
  margin-top:24px;
  border-radius:var(--radius-xl);
  padding:38px 40px;
  background:linear-gradient(120deg,#0F8B7E 0%,#16A89A 48%,#FFB86B 100%);
  color:#fff;
  display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:center;
  box-shadow:var(--shadow);
}
.solve-wide h3{font-size:clamp(1.4rem,2.2vw,1.85rem);color:#fff;}
.solve-wide p{margin-top:14px;font-size:15.5px;color:rgba(255,255,255,.92);}
.wide-steps{display:grid;gap:12px;}
.wide-step{
  display:flex;gap:14px;align-items:flex-start;
  background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.26);
  border-radius:18px;padding:14px 16px;
  backdrop-filter:blur(6px);
}
.wide-step b{
  width:28px;height:28px;flex:0 0 auto;border-radius:9px;
  background:rgba(255,255,255,.92);color:var(--brand-600);
  display:grid;place-items:center;font-size:13px;
}
.wide-step span{font-size:14.5px;line-height:1.65;color:#fff;}

/* ---------- 数据徽章 ---------- */
.stats-band{
  background:linear-gradient(180deg,rgba(255,255,255,.5),rgba(255,255,255,0));
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.kpi-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.kpi-card{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:28px 24px;text-align:center;
  box-shadow:var(--shadow-sm);
  transition:transform .2s ease,box-shadow .2s ease;
}
.kpi-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.kpi-num{
  font-size:clamp(1.9rem,3.4vw,2.5rem);font-weight:800;line-height:1.1;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.kpi-label{margin-top:8px;font-size:14.5px;font-weight:700;color:var(--ink);}
.kpi-note{margin-top:6px;font-size:12.5px;color:var(--muted);}

/* ---------- 客户证言 ---------- */
.quote-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.quote-card{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:30px 30px 28px;
  box-shadow:var(--shadow-sm);position:relative;
  transition:transform .2s ease,box-shadow .2s ease;
}
.quote-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);}
.quote-mark{font-size:34px;line-height:1;color:var(--brand-400);opacity:.6;}
.quote-card blockquote{margin:12px 0 0;font-size:15.5px;color:var(--ink);line-height:1.85;}
.quote-person{display:flex;align-items:center;gap:12px;margin-top:22px;padding-top:18px;border-top:1px solid var(--line);}
.avatar{
  width:44px;height:44px;border-radius:50%;flex:0 0 auto;
  display:grid;place-items:center;color:#fff;font-weight:800;font-size:15px;
  background:var(--grad);
}
.avatar.a2{background:linear-gradient(135deg,#6C5CE7,#3EC7B8);}
.quote-name{font-size:15px;font-weight:700;}
.quote-role{font-size:13px;color:var(--muted);}

/* ---------- 最新信息 ---------- */
.news-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:40px;}
.cms-news-list{margin-top:8px;}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.news-card{
  display:flex;flex-direction:column;
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:24px 24px 22px;
  box-shadow:var(--shadow-sm);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.news-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:rgba(15,139,126,.30);}
.news-cat{
  align-self:flex-start;
  font-size:12px;font-weight:700;color:var(--brand-600);
  background:var(--grad-soft);border:1px solid rgba(15,139,126,.20);
  padding:5px 12px;border-radius:999px;
}
.news-title{margin-top:14px;font-size:1.1rem;line-height:1.5;}
.news-excerpt{
  margin-top:10px;font-size:14.5px;color:var(--muted);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{
  margin-top:auto;padding-top:18px;
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  font-size:13px;color:var(--muted);
}
.news-date i{margin-right:6px;color:var(--brand-400);}
.news-more{font-weight:700;color:var(--brand-600);}
.news-card:hover .news-more{color:var(--accent-500);}
.cms-empty{
  border:1px dashed rgba(15,139,126,.36);
  background:var(--grad-soft);
  border-radius:var(--radius-lg);
  padding:52px 24px;text-align:center;
  color:var(--muted);font-size:15.5px;
}
.cms-empty i{display:block;font-size:26px;color:var(--brand-400);margin-bottom:12px;}

/* ---------- FAQ ---------- */
.faq-wrap{display:grid;grid-template-columns:.85fr 1.15fr;gap:44px;align-items:start;}
.faq-list{display:grid;gap:14px;}
.faq-item{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-sm);
  box-shadow:var(--shadow-sm);overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item[open]{border-color:rgba(15,139,126,.34);box-shadow:var(--shadow);}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;gap:14px;
  padding:20px 24px;font-size:16.5px;font-weight:700;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-arrow{
  margin-left:auto;width:28px;height:28px;flex:0 0 auto;border-radius:9px;
  display:grid;place-items:center;
  background:var(--grad-soft);color:var(--brand-600);font-size:12px;
  transition:transform .26s ease,background .26s ease,color .26s ease;
}
.faq-item[open] .faq-arrow{transform:rotate(135deg);background:var(--grad);color:#fff;}
.faq-answer{padding:0 24px 22px;font-size:15px;color:var(--muted);line-height:1.85;}
.faq-side{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-xl);padding:30px 28px;
  box-shadow:var(--shadow-sm);position:sticky;top:110px;
}
.faq-side h3{font-size:1.25rem;}
.faq-side p{margin-top:14px;font-size:14.5px;color:var(--muted);}
.side-list{margin-top:20px;display:grid;gap:12px;}
.side-list li{display:flex;gap:11px;font-size:14.5px;color:var(--ink);}
.side-list i{color:var(--accent-500);font-size:13px;margin-top:5px;}

/* ---------- CTA ---------- */
.cta-panel{
  border-radius:36px;
  padding:64px 56px;
  background:
    linear-gradient(120deg,rgba(8,42,38,.93) 0%,rgba(15,139,126,.88) 55%,rgba(108,92,231,.80) 100%),
    url('/assets/images/backpic/back-3.png') center/cover no-repeat;
  color:#fff;text-align:center;
  box-shadow:var(--shadow);
}
.cta-panel h2{font-size:clamp(1.75rem,3vw,2.4rem);color:#fff;}
.cta-panel p{margin:18px auto 0;max-width:660px;font-size:16.5px;color:rgba(255,255,255,.90);}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;margin-top:32px;}
.cta-tags{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-top:26px;}
.cta-tags span{
  font-size:13px;font-weight:600;color:rgba(255,255,255,.92);
  border:1px solid rgba(255,255,255,.34);background:rgba(255,255,255,.10);
  padding:6px 14px;border-radius:999px;
}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:96px;
  background:#0C1B18;
  color:rgba(255,255,255,.78);
  border-radius:36px 36px 0 0;
  padding:68px 0 0;
}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:18px;}
.footer-brand .brand-mark{box-shadow:none;}
.footer-brand-text{color:#fff;font-size:17px;font-weight:800;}
.footer-about{font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.66);max-width:340px;}
.footer-title{color:#fff;font-size:15px;font-weight:800;margin-bottom:18px;letter-spacing:.02em;}
.footer-links{display:grid;gap:11px;}
.footer-links a{font-size:14.5px;color:rgba(255,255,255,.70);transition:color .2s ease,transform .2s ease;display:inline-flex;align-items:center;gap:8px;}
.footer-links a:hover{color:#3EC7B8;transform:translateX(3px);}
.footer-links i{font-size:11px;color:rgba(255,255,255,.34);}
.footer-contact{display:grid;gap:12px;font-size:14.5px;}
.footer-contact div{display:flex;gap:10px;align-items:flex-start;}
.footer-contact i{color:#3EC7B8;margin-top:5px;font-size:13px;}
.footer-bottom{
  margin-top:52px;padding:22px 0;
  border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;
  font-size:13.5px;color:rgba(255,255,255,.55);
}
.footer-bottom a{color:rgba(255,255,255,.72);}
.footer-bottom a:hover{color:#3EC7B8;}

/* ---------- 响应式 ---------- */
@media (max-width:1100px){
  .hero-card{grid-template-columns:1fr;padding:52px 40px;gap:34px;}
  .hero-panel{max-width:520px;}
  .nav-links .nav-link{padding:10px 14px;font-size:14.5px;}
}
@media (max-width:960px){
  .nav-links,.nav-cta{display:none;}
  .nav-toggle{display:grid;place-items:center;}
  .pain-grid{grid-template-columns:repeat(2,1fr);}
  .kpi-grid{grid-template-columns:repeat(2,1fr);}
  .solve-wide{grid-template-columns:1fr;padding:34px 30px;}
  .faq-wrap{grid-template-columns:1fr;gap:32px;}
  .faq-side{position:static;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
}
@media (max-width:768px){
  body{font-size:16.5px;}
  .container{padding:0 24px;}
  .section{padding:68px 0;}
  .section--tight{padding:54px 0;}
  .section-head{margin-bottom:34px;}
  .hero{padding:28px 0 4px;}
  .hero-card{padding:40px 26px;border-radius:28px;}
  .hero h1{font-size:clamp(1.85rem,7vw,2.4rem);}
  .hero-lead{font-size:16.5px;}
  .hero-actions .btn{flex:1 1 auto;}
  .solve-grid{grid-template-columns:1fr;}
  .quote-grid{grid-template-columns:1fr;}
  .news-grid{grid-template-columns:1fr 1fr;}
  .news-head{margin-bottom:30px;}
  .cta-panel{padding:46px 26px;border-radius:28px;}
  .cta-actions .btn{flex:1 1 auto;}
  .site-footer{margin-top:68px;border-radius:28px 28px 0 0;padding-top:54px;}
}
@media (max-width:640px){
  .pain-grid{grid-template-columns:1fr;}
  .kpi-grid{grid-template-columns:1fr 1fr;}
  .news-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
}
@media (max-width:520px){
  .container{padding:0 20px;}
  .nav-shell{padding:10px 14px;border-radius:24px;gap:12px;}
  .brand-tag{display:none;}
  .hero-card{padding:34px 20px;border-radius:24px;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .hero-actions .btn{width:100%;}
  .hero-panel{padding:20px 16px;border-radius:20px;}
  .kpi-grid{grid-template-columns:1fr;}
  .pain-card{padding:22px 18px 22px 22px;}
  .faq-item summary{padding:17px 18px;font-size:15.5px;}
  .faq-answer{padding:0 18px 20px;font-size:14.5px;}
  .quote-card{padding:24px 22px;}
  .solve-body{padding:22px 20px 24px;}
  .cta-panel{padding:38px 20px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}

/* roulang page: article */
:root{
  --brand-600:#0F8B7E;
  --brand-500:#16A89A;
  --brand-400:#3EC7B8;
  --accent-500:#FF6B4A;
  --accent-400:#FF9F68;
  --violet-500:#6C5CE7;
  --bg:#F6F7F2;
  --surface:#FFFFFF;
  --ink:#10201D;
  --muted:#5C6B67;
  --line:rgba(16,32,29,.10);
  --radius-lg:24px;
  --radius-xl:32px;
  --radius-sm:16px;
  --shadow:0 16px 40px rgba(16,32,29,.10);
  --shadow-soft:0 12px 30px rgba(16,32,29,.08);
  --shadow-hover:0 18px 46px rgba(16,32,29,.14);
  --grad:linear-gradient(135deg,#0F8B7E 0%,#16A89A 45%,#FFB86B 100%);
  --grad-ink:linear-gradient(120deg,#0F8B7E 0%,#16A89A 60%,#6C5CE7 100%);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  background:var(--bg);
  color:var(--ink);
  font-size:17px;
  line-height:1.75;
  letter-spacing:.1px;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--brand-600);text-decoration:none;transition:color .2s ease,opacity .2s ease;}
a:hover{color:var(--accent-500);}
button{font-family:inherit;cursor:pointer;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;line-height:1.3;color:var(--ink);font-weight:800;}
p{margin:0;}
:focus-visible{outline:2px solid var(--brand-500);outline-offset:3px;border-radius:8px;}

.container{width:100%;max-width:1240px;margin:0 auto;padding:0 32px;}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  padding:14px 0 10px;
  background:linear-gradient(180deg,rgba(246,247,242,.96) 60%,rgba(246,247,242,.72) 100%);
  backdrop-filter:blur(10px);
}
.nav-panel{
  display:flex;align-items:center;gap:18px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:12px 16px 12px 18px;
  box-shadow:var(--shadow-soft);
}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.brand-mark{
  width:44px;height:44px;flex:0 0 44px;
  display:grid;place-items:center;
  border-radius:14px;
  background:var(--grad);
  color:#fff;font-size:19px;
  box-shadow:0 10px 22px rgba(15,139,126,.30);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text strong{font-size:19px;font-weight:800;letter-spacing:.4px;}
.brand-text span{font-size:12px;color:var(--muted);letter-spacing:1.6px;text-transform:uppercase;}
.nav-links{display:flex;align-items:center;gap:6px;margin-left:auto;flex-wrap:wrap;}
.nav-link{
  display:inline-flex;align-items:center;gap:8px;
  padding:10px 16px;border-radius:999px;
  font-size:15px;font-weight:600;color:var(--muted);
  border:1px solid transparent;
  transition:all .22s ease;
}
.nav-link i{font-size:13px;opacity:.85;}
.nav-link:hover{color:var(--brand-600);background:rgba(22,168,154,.10);}
.nav-link.active{
  color:#fff;background:var(--grad-ink);
  box-shadow:0 10px 24px rgba(15,139,126,.28);
}
.nav-cta{
  display:inline-flex;align-items:center;gap:8px;
  padding:11px 20px;border-radius:999px;
  background:var(--accent-500);color:#fff;font-weight:700;font-size:15px;
  box-shadow:0 12px 26px rgba(255,107,74,.30);
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease;
  border:none;
}
.nav-cta:hover{background:#ff5733;color:#fff;transform:translateY(-2px);box-shadow:0 16px 32px rgba(255,107,74,.36);}
.nav-cta:active{transform:scale(.98);}
.nav-toggle{
  display:none;margin-left:auto;
  width:46px;height:46px;border-radius:14px;
  border:1px solid var(--line);background:var(--bg);color:var(--ink);
  font-size:18px;
}
.nav-drawer{
  display:none;margin-top:12px;
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:14px;box-shadow:var(--shadow-soft);
}
.nav-drawer.open{display:block;}
.nav-drawer .nav-link{display:flex;width:100%;border-radius:14px;padding:13px 16px;}
.nav-drawer .nav-cta{margin-top:10px;width:100%;justify-content:center;}

/* ============ 面包屑 & 文章头 ============ */
.article-hero{
  position:relative;margin-top:22px;
  border-radius:var(--radius-xl);overflow:hidden;
  background-image:linear-gradient(120deg,rgba(9,58,52,.90) 0%,rgba(15,139,126,.78) 55%,rgba(255,159,104,.55) 100%),url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  color:#fff;padding:44px 46px 48px;
  box-shadow:var(--shadow);
}
.article-hero::after{
  content:"";position:absolute;inset:auto -60px -90px auto;
  width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.24),transparent 68%);
}
.breadcrumb{display:flex;align-items:center;gap:10px;font-size:14px;color:rgba(255,255,255,.85);flex-wrap:wrap;}
.breadcrumb a{color:rgba(255,255,255,.92);}
.breadcrumb a:hover{color:#FFE3C2;}
.breadcrumb i{font-size:11px;opacity:.7;}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  margin-top:20px;padding:7px 16px;border-radius:999px;
  background:rgba(255,255,255,.18);border:1px solid rgba(255,255,255,.34);
  font-size:13px;font-weight:600;letter-spacing:.6px;
}
.article-hero h1{
  position:relative;z-index:2;
  color:#fff;margin-top:18px;
  font-size:clamp(1.9rem,3.6vw,3rem);
  line-height:1.28;max-width:900px;
}
.article-meta{
  position:relative;z-index:2;
  display:flex;flex-wrap:wrap;gap:12px 26px;margin-top:22px;
  font-size:14px;color:rgba(255,255,255,.9);
}
.article-meta span{display:inline-flex;align-items:center;gap:8px;}
.article-meta i{color:#FFD9A8;}

/* ============ 主体布局 ============ */
.main-wrap{padding:56px 0 20px;}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 336px;gap:32px;align-items:start;}
.panel{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-lg);box-shadow:var(--shadow-soft);
  padding:34px 38px 40px;
}
.panel-head{
  display:flex;align-items:center;gap:12px;
  padding-bottom:18px;margin-bottom:26px;border-bottom:1px dashed var(--line);
}
.panel-head i{
  width:38px;height:38px;display:grid;place-items:center;border-radius:12px;
  background:rgba(22,168,154,.12);color:var(--brand-600);font-size:16px;
}
.panel-head h2{font-size:19px;letter-spacing:.4px;}
.panel-head span{margin-left:auto;font-size:13px;color:var(--muted);}

/* 正文排版 */
.article-body{max-width:860px;font-size:17.5px;line-height:1.9;color:#20302C;}
.article-body h2{
  position:relative;margin:44px 0 16px;padding-left:16px;
  font-size:clamp(1.35rem,2vw,1.6rem);
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:5px;
  border-radius:999px;background:var(--grad);
}
.article-body h3{margin:32px 0 12px;font-size:1.18rem;color:#0F3B35;}
.article-body h4{margin:24px 0 10px;font-size:1.02rem;color:var(--muted);}
.article-body p{margin:0 0 18px;}
.article-body ul,.article-body ol{margin:0 0 20px;padding-left:4px;}
.article-body li{position:relative;padding-left:24px;margin-bottom:10px;}
.article-body ul li::before{
  content:"";position:absolute;left:4px;top:.72em;
  width:8px;height:8px;border-radius:3px;background:var(--brand-400);
}
.article-body ol{counter-reset:li;}
.article-body ol li{counter-increment:li;}
.article-body ol li::before{
  content:counter(li);position:absolute;left:0;top:.28em;
  width:19px;height:19px;display:grid;place-items:center;
  font-size:12px;font-weight:700;color:#fff;border-radius:6px;background:var(--brand-600);
}
.article-body blockquote{
  margin:26px 0;padding:20px 24px;
  background:linear-gradient(135deg,rgba(22,168,154,.10),rgba(255,159,104,.12));
  border-left:5px solid var(--brand-500);border-radius:0 18px 18px 0;
  color:#17443E;font-size:16.5px;
}
.article-body img{border-radius:20px;margin:22px 0;box-shadow:var(--shadow-soft);}
.article-body a{color:var(--brand-600);border-bottom:1px solid rgba(22,168,154,.4);}
.article-body a:hover{color:var(--accent-500);border-color:var(--accent-500);}
.article-body table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15.5px;}
.article-body th,.article-body td{padding:12px 14px;border:1px solid var(--line);text-align:left;}
.article-body th{background:rgba(22,168,154,.10);font-weight:700;}
.article-body tr:nth-child(even) td{background:rgba(16,32,29,.02);}
.article-body hr{border:none;height:1px;background:var(--line);margin:34px 0;}

/* 空态 */
.empty-state{
  text-align:center;padding:70px 30px;border-radius:var(--radius-lg);
  background:var(--surface);border:1px dashed var(--line);box-shadow:var(--shadow-soft);
}
.empty-state .empty-icon{
  width:76px;height:76px;margin:0 auto 22px;border-radius:24px;
  display:grid;place-items:center;font-size:30px;color:#fff;background:var(--grad);
  box-shadow:0 14px 30px rgba(15,139,126,.28);
}
.empty-state h1{font-size:clamp(1.5rem,2.6vw,2rem);}
.empty-state p{margin:14px auto 26px;max-width:520px;color:var(--muted);}

/* 侧栏 */
.side-stack{display:flex;flex-direction:column;gap:22px;position:sticky;top:104px;}
.side-card{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:24px;box-shadow:var(--shadow-soft);
}
.side-card h3{font-size:16.5px;display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.side-card h3 i{color:var(--brand-500);}
.side-note{font-size:14.5px;color:var(--muted);line-height:1.8;}
.side-links{display:flex;flex-direction:column;gap:4px;}
.side-links a{
  display:flex;align-items:center;gap:10px;
  padding:11px 13px;border-radius:14px;font-size:15px;font-weight:600;color:#25352F;
  transition:all .2s ease;
}
.side-links a i{color:var(--brand-400);font-size:12px;}
.side-links a:hover{background:rgba(22,168,154,.10);color:var(--brand-600);transform:translateX(3px);}
.side-cta{
  border-radius:var(--radius-lg);padding:26px 24px;color:#fff;
  background:linear-gradient(140deg,#0F8B7E 0%,#16A89A 55%,#6C5CE7 100%);
  box-shadow:0 16px 36px rgba(15,139,126,.30);
}
.side-cta h3{color:#fff;font-size:18px;margin-bottom:10px;}
.side-cta p{font-size:14.5px;color:rgba(255,255,255,.88);margin-bottom:18px;}
.side-cta .btn-ghost{width:100%;justify-content:center;}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;gap:9px;
  padding:13px 26px;border-radius:999px;border:none;
  font-size:15.5px;font-weight:700;cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease;
}
.btn-primary{background:var(--accent-500);color:#fff;box-shadow:0 14px 30px rgba(255,107,74,.32);}
.btn-primary:hover{background:#ff5733;color:#fff;transform:translateY(-2px);box-shadow:0 18px 36px rgba(255,107,74,.38);}
.btn-primary:active{transform:scale(.98);}
.btn-ghost{background:rgba(255,255,255,.18);color:#fff;border:1px solid rgba(255,255,255,.46);}
.btn-ghost:hover{background:#fff;color:var(--brand-600);}
.btn-outline{background:transparent;color:var(--brand-600);border:1.6px solid rgba(22,168,154,.5);}
.btn-outline:hover{background:rgba(22,168,154,.10);color:var(--brand-600);transform:translateY(-2px);}

/* ============ 相关推荐 ============ */
.related{padding:64px 0 8px;}
.section-head{max-width:720px;margin-bottom:30px;}
.section-tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 15px;border-radius:999px;font-size:13px;font-weight:700;letter-spacing:1px;
  color:var(--brand-600);background:rgba(22,168,154,.12);
}
.section-head h2{margin-top:14px;font-size:clamp(1.55rem,2.6vw,2.15rem);}
.section-head p{margin-top:12px;color:var(--muted);font-size:16px;}
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.card{
  display:flex;flex-direction:column;overflow:hidden;
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-lg);box-shadow:var(--shadow-soft);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover);border-color:rgba(22,168,154,.35);}
.card-media{position:relative;aspect-ratio:16/9;overflow:hidden;}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.card:hover .card-media img{transform:scale(1.05);}
.card-media .chip{
  position:absolute;left:14px;top:14px;
  padding:5px 13px;border-radius:999px;font-size:12.5px;font-weight:700;
  background:rgba(255,255,255,.92);color:var(--brand-600);
  backdrop-filter:blur(4px);
}
.card-body{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1;}
.card-body h3{font-size:18px;line-height:1.5;}
.card-body p{margin-top:10px;font-size:14.8px;color:var(--muted);flex:1;}
.card-link{
  margin-top:18px;display:inline-flex;align-items:center;gap:8px;
  font-size:14.5px;font-weight:700;color:var(--brand-600);
}
.card-link i{transition:transform .25s ease;}
.card:hover .card-link i{transform:translateX(5px);}

/* ============ CTA ============ */
.cta-band{padding:76px 0 84px;}
.cta-panel{
  position:relative;overflow:hidden;
  border-radius:var(--radius-xl);padding:54px 56px;
  background:linear-gradient(125deg,#0B4F49 0%,#0F8B7E 48%,#16A89A 100%);
  color:#fff;display:grid;grid-template-columns:1.35fr .95fr;gap:38px;align-items:center;
  box-shadow:0 26px 60px rgba(11,79,73,.30);
}
.cta-panel::before{
  content:"";position:absolute;right:-90px;top:-110px;width:340px;height:340px;
  border-radius:50%;background:radial-gradient(circle,rgba(255,184,107,.42),transparent 68%);
}
.cta-panel h2{color:#fff;font-size:clamp(1.6rem,2.6vw,2.2rem);position:relative;}
.cta-panel p{margin-top:14px;font-size:16.5px;color:rgba(255,255,255,.9);position:relative;max-width:560px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;justify-content:flex-end;position:relative;}

/* ============ 页脚 ============ */
.site-footer{
  margin-top:20px;padding:64px 0 26px;
  background:#0C1F1C;color:rgba(255,255,255,.78);
  border-radius:36px 36px 0 0;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.footer-brand .brand-mark{width:42px;height:42px;flex:0 0 42px;border-radius:13px;}
.footer-brand-text{font-size:19px;font-weight:800;color:#fff;letter-spacing:.5px;}
.footer-about{font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.66);max-width:340px;}
.footer-title{font-size:16px;color:#fff;margin-bottom:16px;}
.footer-links{display:flex;flex-direction:column;gap:9px;}
.footer-links a{
  display:inline-flex;align-items:center;gap:9px;
  font-size:14.5px;color:rgba(255,255,255,.72);transition:all .2s ease;
}
.footer-links a i{font-size:11px;color:var(--brand-400);}
.footer-links a:hover{color:#FFD9A8;transform:translateX(4px);}
.footer-contact{display:flex;flex-direction:column;gap:11px;font-size:14.5px;color:rgba(255,255,255,.72);}
.footer-contact div{display:flex;align-items:center;gap:10px;}
.footer-contact i{color:var(--brand-400);}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13.5px;color:rgba(255,255,255,.55);
}
.footer-bottom a{color:rgba(255,255,255,.72);}
.footer-bottom a:hover{color:#FFD9A8;}

/* ============ 响应式 ============ */
@media (max-width:1180px){
  .article-layout{grid-template-columns:minmax(0,1fr) 300px;gap:26px;}
  .cta-panel{padding:44px 40px;}
}
@media (max-width:1024px){
  .container{padding:0 24px;}
  .nav-links{display:none;}
  .nav-toggle{display:grid;place-items:center;}
  .article-layout{grid-template-columns:1fr;}
  .side-stack{position:static;flex-direction:row;flex-wrap:wrap;}
  .side-stack > *{flex:1 1 300px;}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .cta-panel{grid-template-columns:1fr;gap:26px;}
  .cta-actions{justify-content:flex-start;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
}
@media (max-width:768px){
  body{font-size:16px;}
  .article-hero{padding:32px 24px 36px;border-radius:24px;}
  .panel{padding:24px 20px 28px;}
  .article-body{font-size:16.5px;line-height:1.85;}
  .main-wrap{padding:40px 0 10px;}
  .section-head h2{font-size:1.5rem;}
  .cta-band{padding:54px 0 60px;}
  .card-grid{grid-template-columns:1fr;}
  .side-stack{flex-direction:column;}
}
@media (max-width:520px){
  .container{padding:0 20px;}
  .nav-panel{padding:10px 12px;border-radius:20px;gap:10px;}
  .brand-text strong{font-size:16.5px;}
  .brand-text span{font-size:10.5px;}
  .article-hero h1{font-size:1.55rem;}
  .article-meta{font-size:13px;gap:10px 18px;}
  .btn{width:100%;justify-content:center;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;gap:8px;}
}

/* roulang page: category1 */
:root{
  --brand-600:#0F8B7E;
  --brand-500:#16A89A;
  --brand-400:#3EC7B8;
  --accent-500:#FF6B4A;
  --accent-400:#FF9F68;
  --violet-500:#6C5CE7;
  --bg:#F6F7F2;
  --surface:#FFFFFF;
  --ink:#10201D;
  --muted:#5C6B67;
  --line:rgba(16,32,29,.10);
  --radius-lg:24px;
  --radius-xl:32px;
  --radius-sm:16px;
  --shadow:0 16px 40px rgba(16,32,29,.10);
  --shadow-soft:0 12px 30px rgba(16,32,29,.08);
  --shadow-hover:0 18px 46px rgba(16,32,29,.14);
  --grad:linear-gradient(135deg,#0F8B7E 0%,#16A89A 45%,#FFB86B 100%);
  --grad-warm:linear-gradient(120deg,#FF6B4A 0%,#FF9F68 100%);
  --maxw:1200px;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Helvetica Neue",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg);
  background-image:radial-gradient(circle at 8% 4%,rgba(62,199,184,.16),transparent 42%),radial-gradient(circle at 92% 12%,rgba(255,159,104,.16),transparent 40%);
  background-repeat:no-repeat;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--brand-600);}
button{font:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;line-height:1.28;font-weight:800;letter-spacing:-.01em;}
p{margin:0 0 14px;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand-500);outline-offset:3px;}

.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 32px;}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:90;
  padding:12px 0;
  background:rgba(246,247,242,.88);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
}
.nav-shell{
  position:relative;
  display:flex;
  align-items:center;
  gap:16px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:20px;
  padding:10px 14px;
  box-shadow:var(--shadow-soft);
}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.brand-mark{
  width:44px;height:44px;border-radius:14px;
  background:var(--grad);
  color:#fff;display:grid;place-items:center;font-size:18px;
  box-shadow:0 10px 22px rgba(15,139,126,.30);
  flex:0 0 auto;
}
.brand-text{display:flex;flex-direction:column;font-weight:800;font-size:17px;line-height:1.2;white-space:nowrap;}
.brand-text em{font-style:normal;font-weight:500;font-size:11.5px;color:var(--muted);letter-spacing:.02em;margin-top:3px;}

.nav-links{display:flex;align-items:center;gap:6px;margin-left:auto;}
.nav-link{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 14px;border-radius:12px;
  font-size:14.5px;font-weight:600;color:var(--muted);
  border:1px solid transparent;
  transition:background .22s ease,color .22s ease,border-color .22s ease;
  white-space:nowrap;
}
.nav-link i{font-size:13px;opacity:.9;}
.nav-link:hover{color:var(--brand-600);background:rgba(22,168,154,.08);}
.nav-link.active{color:var(--brand-600);background:rgba(22,168,154,.10);border-color:rgba(22,168,154,.26);}

.nav-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.nav-toggle{
  display:none;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:13px;
  border:1px solid var(--line);background:var(--surface);
  color:var(--ink);font-size:17px;cursor:pointer;
  transition:background .2s ease,color .2s ease,border-color .2s ease;
}
.nav-toggle:hover{color:var(--brand-600);border-color:rgba(22,168,154,.4);background:rgba(22,168,154,.07);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:999px;
  font-weight:700;font-size:15px;line-height:1.2;
  border:1px solid transparent;cursor:pointer;
  transition:transform .18s ease,box-shadow .24s ease,background .24s ease,color .24s ease,border-color .24s ease;
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 12px 26px rgba(15,139,126,.28);}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:0 18px 40px rgba(15,139,126,.34);}
.btn-ghost{background:rgba(255,255,255,.92);color:var(--ink);border-color:var(--line);}
.btn-ghost:hover{color:var(--brand-600);border-color:rgba(22,168,154,.5);transform:translateY(-2px);}
.btn-light{background:rgba(255,255,255,.16);color:#fff;border-color:rgba(255,255,255,.42);}
.btn-light:hover{background:rgba(255,255,255,.28);color:#fff;transform:translateY(-2px);}
.btn-sm{padding:10px 18px;font-size:13.5px;}
.btn-lg{padding:15px 32px;font-size:16px;}
.btn:active{transform:scale(.98);}

/* ---------- 通用板块 ---------- */
.section{padding:78px 0;}
.section.tight{padding-top:52px;}
.section-alt{background:linear-gradient(180deg,rgba(255,255,255,.72),rgba(255,255,255,0));}
.section-head{max-width:780px;margin-bottom:42px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 15px;border-radius:999px;
  background:rgba(22,168,154,.10);color:var(--brand-600);
  font-size:13px;font-weight:700;letter-spacing:.04em;
  margin-bottom:16px;
}
.eyebrow.warm{background:rgba(255,107,74,.12);color:var(--accent-500);}
.section-head h2{font-size:clamp(1.7rem,3vw,2.4rem);}
.section-head p{margin-top:14px;color:var(--muted);font-size:16.5px;}

/* ---------- 面包屑 ---------- */
.breadcrumb{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;
  font-size:13.5px;color:var(--muted);
  padding:22px 0 4px;
}
.breadcrumb a{font-weight:600;color:var(--muted);}
.breadcrumb a:hover{color:var(--brand-600);}
.breadcrumb .sep{opacity:.5;}
.breadcrumb .current{color:var(--brand-600);font-weight:700;}

/* ---------- Hero ---------- */
.hero{padding:20px 0 26px;}
.hero-inner{
  position:relative;overflow:hidden;
  border-radius:var(--radius-xl);
  background-image:linear-gradient(112deg,rgba(8,54,49,.94) 0%,rgba(15,139,126,.86) 44%,rgba(255,107,74,.66) 100%),url("/assets/images/backpic/back-1.webp");
  background-size:cover;background-position:center;
  color:#fff;
  padding:56px 52px;
  display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:center;
  box-shadow:0 24px 60px rgba(16,32,29,.20);
}
.hero-inner::after{
  content:"";position:absolute;right:-120px;bottom:-140px;width:380px;height:380px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.20),transparent 68%);
  pointer-events:none;
}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 15px;border-radius:999px;
  background:rgba(255,255,255,.18);border:1px solid rgba(255,255,255,.34);
  font-size:13px;font-weight:700;letter-spacing:.04em;margin-bottom:20px;
}
.hero h1{font-size:clamp(2rem,4.2vw,3.15rem);line-height:1.2;margin-bottom:18px;}
.hero h1 span{background:linear-gradient(120deg,#FFE7A8,#FFB86B);-webkit-background-clip:text;background-clip:text;color:transparent;}
.hero .lead{font-size:17px;color:rgba(255,255,255,.92);max-width:600px;margin-bottom:28px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;}
.hero-meta{display:flex;flex-wrap:wrap;gap:26px;margin-top:34px;padding-top:24px;border-top:1px solid rgba(255,255,255,.24);}
.hero-meta div{display:flex;flex-direction:column;}
.hero-meta b{font-size:22px;font-weight:800;letter-spacing:.01em;}
.hero-meta span{font-size:12.5px;color:rgba(255,255,255,.82);}

.hero-panel{
  position:relative;z-index:2;
  background:rgba(255,255,255,.96);
  border-radius:var(--radius-lg);
  padding:26px 24px;
  color:var(--ink);
  box-shadow:0 22px 50px rgba(7,42,38,.30);
}
.panel-title{font-size:15px;font-weight:800;margin-bottom:16px;display:flex;align-items:center;gap:9px;}
.panel-title i{color:var(--brand-600);}
.panel-device{
  display:flex;align-items:center;gap:12px;
  padding:12px 14px;border-radius:14px;
  background:rgba(22,168,154,.07);
  border:1px solid rgba(22,168,154,.16);
  margin-bottom:10px;font-size:14.5px;font-weight:600;
}
.panel-device i{color:var(--brand-600);width:20px;text-align:center;}
.panel-device b{margin-left:auto;color:var(--accent-500);font-size:13px;}
.panel-note{
  margin-top:14px;display:flex;gap:10px;align-items:flex-start;
  font-size:13px;color:var(--muted);line-height:1.65;
  background:#F3F6F4;border-radius:14px;padding:13px 14px;
}
.panel-note i{color:var(--brand-500);margin-top:3px;}

/* ---------- 简介卡 ---------- */
.intro-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-soft);
  padding:34px 38px;
  display:grid;grid-template-columns:2px 1fr;gap:22px;
  margin-top:-6px;
}
.intro-card .bar{background:var(--grad);border-radius:999px;}
.intro-card p{font-size:16.5px;color:#22352F;}
.intro-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px;}
.tag{
  display:inline-flex;align-items:center;gap:7px;
  padding:7px 14px;border-radius:999px;
  font-size:13px;font-weight:600;
  background:rgba(22,168,154,.09);color:var(--brand-600);
  border:1px solid rgba(22,168,154,.18);
}
.tag.warm{background:rgba(255,107,74,.10);color:var(--accent-500);border-color:rgba(255,107,74,.20);}
.tag.violet{background:rgba(108,92,231,.10);color:var(--violet-500);border-color:rgba(108,92,231,.20);}

/* ---------- 步骤时间轴 ---------- */
.step-list{display:flex;flex-direction:column;gap:24px;}
.step-card{
  display:grid;grid-template-columns:400px 1fr;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  overflow:hidden;
  box-shadow:var(--shadow-soft);
  transition:box-shadow .26s ease,transform .26s ease;
}
.step-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-3px);}
.step-media{position:relative;min-height:280px;}
.step-media img{width:100%;height:100%;object-fit:cover;}
.step-media .num{
  position:absolute;top:18px;left:18px;
  width:46px;height:46px;border-radius:14px;
  background:rgba(255,255,255,.94);
  color:var(--brand-600);font-weight:800;font-size:19px;
  display:grid;place-items:center;
  box-shadow:0 10px 24px rgba(16,32,29,.20);
}
.step-body{padding:32px 38px;}
.step-body h3{font-size:1.3rem;margin-bottom:12px;}
.step-body p{color:var(--muted);font-size:15.5px;}
.step-points{margin-top:18px;display:flex;flex-direction:column;gap:11px;}
.step-points li{display:flex;gap:11px;align-items:flex-start;font-size:15px;color:#22352F;}
.step-points i{color:var(--brand-500);font-size:13px;margin-top:6px;}
.step-card:nth-child(even){grid-template-columns:1fr 400px;}
.step-card:nth-child(even) .step-media{order:2;}

/* ---------- 场景卡 ---------- */
.scene-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;}
.scene-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:28px 30px;
  box-shadow:var(--shadow-soft);
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.scene-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(22,168,154,.28);}
.scene-icon{
  width:52px;height:52px;border-radius:16px;
  display:grid;place-items:center;font-size:20px;color:#fff;
  background:var(--grad);margin-bottom:18px;
  box-shadow:0 10px 22px rgba(15,139,126,.26);
}
.scene-card:nth-child(2) .scene-icon{background:var(--grad-warm);box-shadow:0 10px 22px rgba(255,107,74,.26);}
.scene-card:nth-child(3) .scene-icon{background:linear-gradient(135deg,#6C5CE7,#9B8CFF);box-shadow:0 10px 22px rgba(108,92,231,.26);}
.scene-card:nth-child(4) .scene-icon{background:linear-gradient(135deg,#0F8B7E,#3EC7B8);box-shadow:0 10px 22px rgba(62,199,184,.26);}
.scene-card h3{font-size:1.12rem;margin-bottom:10px;}
.scene-card p{color:var(--muted);font-size:15px;}
.scene-card .scene-tip{
  margin-top:16px;display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;color:var(--brand-600);
}

/* ---------- 数据徽章 ---------- */
.kpi-band{
  background:linear-gradient(135deg,#0B3B36 0%,#0F8B7E 62%,#16A89A 100%);
  border-radius:var(--radius-xl);
  padding:52px 48px;
  color:#fff;
  position:relative;overflow:hidden;
}
.kpi-band::after{
  content:"";position:absolute;top:-100px;right:-60px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,184,107,.32),transparent 70%);
}
.kpi-head{margin-bottom:34px;position:relative;z-index:2;max-width:720px;}
.kpi-head h2{font-size:clamp(1.6rem,2.8vw,2.2rem);}
.kpi-head p{color:rgba(255,255,255,.84);margin-top:12px;font-size:16px;}
.kpi-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;position:relative;z-index:2;}
.kpi-card{
  background:rgba(255,255,255,.10);
  border:1px solid rgba(255,255,255,.22);
  border-radius:20px;
  padding:24px 22px;
  backdrop-filter:blur(4px);
  transition:background .24s ease,transform .24s ease;
}
.kpi-card:hover{background:rgba(255,255,255,.18);transform:translateY(-3px);}
.kpi-num{
  font-size:clamp(1.9rem,3.2vw,2.5rem);font-weight:800;line-height:1.1;
  background:linear-gradient(120deg,#FFFFFF,#FFD79A);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.kpi-card h3{font-size:14.5px;font-weight:700;margin:12px 0 6px;}
.kpi-card p{font-size:12.8px;color:rgba(255,255,255,.78);line-height:1.6;}

/* ---------- 检查清单 ---------- */
.check-list{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.check-item{
  display:flex;gap:16px;align-items:flex-start;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-sm);
  padding:22px 24px;
  box-shadow:var(--shadow-soft);
  transition:transform .22s ease,border-color .22s ease;
}
.check-item:hover{transform:translateY(-3px);border-color:rgba(255,107,74,.30);}
.check-num{
  flex:0 0 auto;width:38px;height:38px;border-radius:12px;
  display:grid;place-items:center;font-weight:800;font-size:15px;
  background:rgba(255,107,74,.12);color:var(--accent-500);
}
.check-item h3{font-size:1.02rem;margin-bottom:7px;}
.check-item p{font-size:14.5px;color:var(--muted);}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;margin:0 auto;}
.faq-item{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:18px;
  overflow:hidden;
  transition:border-color .22s ease,box-shadow .22s ease;
}
.faq-item + .faq-item{margin-top:14px;}
.faq-item[open]{border-color:rgba(22,168,154,.34);box-shadow:var(--shadow-soft);}
.faq-item summary{
  cursor:pointer;list-style:none;
  padding:20px 24px;font-size:16.5px;font-weight:700;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--brand-600);}
.faq-ico{
  flex:0 0 auto;width:30px;height:30px;border-radius:10px;
  display:grid;place-items:center;font-size:13px;
  background:rgba(22,168,154,.10);color:var(--brand-600);
  transition:transform .26s ease,background .26s ease;
}
.faq-item[open] .faq-ico{transform:rotate(45deg);background:rgba(255,107,74,.14);color:var(--accent-500);}
.faq-body{padding:0 24px 22px;color:var(--muted);font-size:15px;line-height:1.8;}

/* ---------- CTA ---------- */
.cta-panel{
  position:relative;overflow:hidden;
  border-radius:var(--radius-xl);
  background-image:linear-gradient(120deg,rgba(10,60,55,.94),rgba(15,139,126,.88) 55%,rgba(255,159,104,.78)),url("/assets/images/backpic/back-2.png");
  background-size:cover;background-position:center;
  color:#fff;
  padding:56px 52px;
  display:grid;grid-template-columns:1.3fr .7fr;gap:36px;align-items:center;
  box-shadow:0 24px 56px rgba(16,32,29,.20);
}
.cta-panel h2{font-size:clamp(1.7rem,3vw,2.35rem);margin-bottom:14px;}
.cta-panel p{color:rgba(255,255,255,.90);font-size:16.5px;max-width:620px;}
.cta-actions{display:flex;flex-direction:column;gap:14px;}
.cta-actions .btn{width:100%;}
.cta-note{font-size:12.8px;color:rgba(255,255,255,.78);text-align:center;}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:82px;
  background:#0C1A17;
  color:#D6E2DE;
  border-radius:var(--radius-xl) var(--radius-xl) 0 0;
  padding:62px 0 26px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:38px;
}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:18px;}
.footer-brand .brand-mark{
  width:42px;height:42px;border-radius:13px;font-size:17px;
  background:var(--grad);color:#fff;display:grid;place-items:center;
}
.footer-brand-text{font-size:17px;font-weight:800;color:#fff;}
.footer-about{font-size:14px;color:rgba(214,226,222,.72);line-height:1.8;}
.footer-title{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px;}
.footer-links{display:flex;flex-direction:column;gap:11px;}
.footer-links a{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14px;color:rgba(214,226,222,.74);
}
.footer-links a i{font-size:11px;color:var(--brand-400);}
.footer-links a:hover{color:#fff;}
.footer-contact{display:flex;flex-direction:column;gap:13px;font-size:14px;color:rgba(214,226,222,.74);}
.footer-contact div{display:flex;align-items:flex-start;gap:10px;}
.footer-contact i{color:var(--brand-400);margin-top:4px;}
.footer-bottom{
  margin-top:44px;padding-top:22px;
  border-top:1px solid rgba(255,255,255,.12);
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;
  font-size:13px;color:rgba(214,226,222,.62);
}
.footer-bottom a{color:rgba(214,226,222,.8);}
.footer-bottom a:hover{color:#fff;}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .container{padding:0 24px;}
  .hero-inner{grid-template-columns:1fr;padding:46px 38px;gap:32px;}
  .step-card{grid-template-columns:320px 1fr;}
  .step-card:nth-child(even){grid-template-columns:1fr 320px;}
  .kpi-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-panel{grid-template-columns:1fr;padding:46px 38px;}
}
@media (max-width:960px){
  .nav-toggle{display:inline-flex;}
  .nav-links{
    position:absolute;top:calc(100% + 12px);left:0;right:0;
    flex-direction:column;align-items:stretch;gap:6px;
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:18px;
    padding:12px;
    box-shadow:var(--shadow);
    display:none;
    margin-left:0;
  }
  .nav-links.open{display:flex;}
  .nav-link{justify-content:flex-start;padding:12px 14px;font-size:15px;}
  .nav-actions .btn-sm{display:none;}
  .brand-text em{display:none;}
}
@media (max-width:768px){
  body{font-size:15.5px;}
  .container{padding:0 20px;}
  .section{padding:56px 0;}
  .hero{padding:14px 0 18px;}
  .hero-inner{padding:36px 24px;border-radius:24px;}
  .hero h1{font-size:clamp(1.7rem,6.6vw,2.2rem);}
  .hero .lead{font-size:15.5px;}
  .hero-actions .btn{flex:1 1 100%;}
  .hero-meta{gap:18px;}
  .hero-meta b{font-size:19px;}
  .intro-card{grid-template-columns:1fr;padding:24px 22px;gap:16px;}
  .intro-card .bar{height:4px;width:56px;}
  .step-card,.step-card:nth-child(even){grid-template-columns:1fr;}
  .step-card:nth-child(even) .step-media{order:0;}
  .step-media{min-height:210px;}
  .step-body{padding:24px 22px;}
  .scene-grid,.check-list{grid-template-columns:1fr;}
  .kpi-band{padding:38px 22px;border-radius:24px;}
  .kpi-grid{grid-template-columns:1fr 1fr;gap:14px;}
  .kpi-card{padding:18px 16px;}
  .cta-panel{padding:36px 22px;border-radius:24px;}
  .faq-item summary{padding:17px 18px;font-size:15.5px;}
  .faq-body{padding:0 18px 18px;font-size:14.5px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .site-footer{padding:46px 0 22px;margin-top:60px;}
  .footer-bottom{flex-direction:column;}
}
@media (max-width:520px){
  .brand-text{font-size:15.5px;}
  .kpi-grid{grid-template-columns:1fr;}
  .scene-card,.check-item{padding:20px 18px;}
  .step-points li{font-size:14.5px;}
}

/* roulang page: category2 */
:root{
  --brand-600:#0F8B7E;
  --brand-500:#16A89A;
  --brand-400:#3EC7B8;
  --accent-500:#FF6B4A;
  --accent-400:#FF9F68;
  --violet-500:#6C5CE7;
  --bg:#F6F7F2;
  --surface:#FFFFFF;
  --ink:#10201D;
  --muted:#5C6B67;
  --line:rgba(16,32,29,.10);
  --line-strong:rgba(16,32,29,.18);
  --radius-lg:24px;
  --radius-xl:32px;
  --radius-sm:16px;
  --radius-pill:999px;
  --shadow:0 12px 30px rgba(16,32,29,.08);
  --shadow-hover:0 18px 46px rgba(16,32,29,.14);
  --grad:linear-gradient(135deg,#0F8B7E 0%,#16A89A 45%,#FFB86B 100%);
  --grad-soft:linear-gradient(135deg,rgba(15,139,126,.12),rgba(255,184,107,.16));
  --container:1240px;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:17px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s ease,opacity .2s ease;}
a:hover{color:var(--brand-600);}
button{font:inherit;cursor:pointer;border:none;background:none;color:inherit;}
h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:800;letter-spacing:-.01em;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
input,textarea,select{font:inherit;color:inherit;}

:focus-visible{outline:2px solid var(--brand-500);outline-offset:3px;border-radius:6px;}

.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 32px;
}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:9px;
  padding:14px 26px;
  border-radius:var(--radius-pill);
  font-size:15.5px;
  font-weight:700;
  letter-spacing:.01em;
  border:1px solid transparent;
  transition:transform .18s ease,box-shadow .22s ease,background .22s ease,color .22s ease,border-color .22s ease;
  white-space:nowrap;
}
.btn:active{transform:scale(.98);}
.btn-primary{
  background:var(--grad);
  color:#fff;
  box-shadow:0 12px 26px rgba(15,139,126,.28);
}
.btn-primary:hover{color:#fff;box-shadow:0 18px 40px rgba(15,139,126,.34);transform:translateY(-2px);}
.btn-ghost{
  background:var(--surface);
  color:var(--ink);
  border-color:var(--line-strong);
  box-shadow:0 6px 16px rgba(16,32,29,.06);
}
.btn-ghost:hover{color:var(--brand-600);border-color:var(--brand-400);transform:translateY(-2px);}
.btn-sm{padding:10px 20px;font-size:14.5px;}
.btn-block{width:100%;}

/* ============ 顶部导航（卡片化面板） ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  padding:14px 0;
  background:rgba(246,247,242,.86);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
}
.header-card{
  display:flex;
  align-items:center;
  gap:22px;
  padding:14px 20px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-xl);
  box-shadow:var(--shadow);
}
.brand{
  display:flex;
  align-items:center;
  gap:12px;
  flex-shrink:0;
}
.brand-mark{
  width:44px;
  height:44px;
  display:grid;
  place-items:center;
  border-radius:14px;
  background:var(--grad);
  color:#fff;
  font-size:19px;
  box-shadow:0 10px 22px rgba(15,139,126,.28);
}
.brand-text{display:flex;flex-direction:column;line-height:1.2;}
.brand-name{font-size:17px;font-weight:800;letter-spacing:.01em;}
.brand-sub{font-size:12px;color:var(--muted);letter-spacing:.08em;}

.nav-links{
  display:flex;
  align-items:center;
  gap:6px;
  margin-left:auto;
  flex-wrap:wrap;
}
.nav-link{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:10px 16px;
  border-radius:var(--radius-pill);
  font-size:15px;
  font-weight:600;
  color:var(--muted);
  border:1px solid transparent;
  transition:background .2s ease,color .2s ease,border-color .2s ease;
}
.nav-link i{font-size:13px;opacity:.85;}
.nav-link:hover{
  color:var(--brand-600);
  background:rgba(22,168,154,.08);
  border-color:rgba(22,168,154,.18);
}
.nav-link.active{
  color:#fff;
  background:var(--grad);
  box-shadow:0 10px 22px rgba(15,139,126,.24);
}
.nav-link.active:hover{color:#fff;}

.header-actions{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.nav-toggle{
  display:none;
  width:44px;
  height:44px;
  border-radius:14px;
  border:1px solid var(--line-strong);
  background:var(--surface);
  color:var(--ink);
  font-size:17px;
}
.nav-toggle:hover{color:var(--brand-600);border-color:var(--brand-400);}

.nav-drawer{
  display:none;
  margin-top:12px;
  padding:16px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow);
}
.nav-drawer.open{display:block;}
.nav-drawer .nav-link{width:100%;justify-content:flex-start;padding:13px 16px;font-size:15.5px;}
.nav-drawer .btn{width:100%;margin-top:10px;}

/* ============ Hero ============ */
.hero{position:relative;padding:44px 0 20px;}
.hero-shell{
  position:relative;
  overflow:hidden;
  border-radius:var(--radius-xl);
  background:var(--surface);
  border:1px solid var(--line);
  box-shadow:var(--shadow);
}
.hero-photo{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit:cover;
  opacity:.16;
}
.hero-veil{
  position:absolute;
  inset:0;
  background:linear-gradient(120deg,rgba(255,255,255,.96) 0%,rgba(255,255,255,.86) 48%,rgba(255,184,107,.18) 100%);
}
.hero-inner{
  position:relative;
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:48px;
  padding:60px 52px;
  align-items:center;
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:7px 16px;
  border-radius:var(--radius-pill);
  background:rgba(108,92,231,.10);
  color:var(--violet-500);
  font-size:13px;
  font-weight:700;
  letter-spacing:.06em;
}
.hero h1{
  margin:20px 0 16px;
  font-size:clamp(2.2rem,4.8vw,3.4rem);
  font-weight:800;
  letter-spacing:-.02em;
}
.hero h1 .hl{
  background:var(--grad);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.hero-lead{
  font-size:17.5px;
  color:var(--muted);
  max-width:560px;
}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin:24px 0 28px;}
.tag{
  display:inline-flex;
  align-items:center;
  gap:7px;
  padding:7px 15px;
  border-radius:var(--radius-pill);
  background:var(--grad-soft);
  border:1px solid rgba(22,168,154,.20);
  color:var(--brand-600);
  font-size:13.5px;
  font-weight:600;
}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;}

.hero-side{
  display:flex;
  flex-direction:column;
  gap:16px;
}
.side-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow);
  padding:20px 22px;
  display:flex;
  gap:15px;
  align-items:flex-start;
  transition:transform .22s ease,box-shadow .22s ease;
}
.side-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.side-icon{
  width:44px;
  height:44px;
  flex-shrink:0;
  display:grid;
  place-items:center;
  border-radius:14px;
  background:var(--grad-soft);
  color:var(--brand-600);
  font-size:17px;
}
.side-card h3{font-size:16px;margin-bottom:5px;}
.side-card p{font-size:14px;color:var(--muted);line-height:1.65;}

/* ============ 通用板块 ============ */
.section{padding:84px 0;}
.section.tight{padding:64px 0;}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.section-head h2{
  font-size:clamp(1.75rem,3vw,2.4rem);
  margin:14px 0 14px;
}
.section-head p{color:var(--muted);font-size:16.5px;}

.intro-band{
  margin-top:-8px;
  padding:34px 38px;
  background:var(--surface);
  border:1px solid var(--line);
  border-left:5px solid var(--brand-500);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow);
  color:var(--muted);
  font-size:17px;
  line-height:1.85;
}

/* ============ 数据徽章 ============ */
.stats{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:20px;
}
.stat{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:26px 24px;
  box-shadow:var(--shadow);
  position:relative;
  overflow:hidden;
  transition:transform .22s ease,box-shadow .22s ease;
}
.stat::after{
  content:"";
  position:absolute;
  right:-30px;
  top:-30px;
  width:100px;
  height:100px;
  border-radius:50%;
  background:var(--grad-soft);
}
.stat:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.stat-num{
  position:relative;
  font-size:clamp(1.9rem,3vw,2.5rem);
  font-weight:800;
  background:var(--grad);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
  line-height:1.1;
}
.stat-label{position:relative;font-size:14.5px;font-weight:700;margin-top:8px;}
.stat-note{position:relative;font-size:13px;color:var(--muted);margin-top:4px;line-height:1.6;}

/* ============ 双列大圆角卡 ============ */
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:26px;}
.feature-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-xl);
  overflow:hidden;
  box-shadow:var(--shadow);
  display:flex;
  flex-direction:column;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.feature-card:hover{
  transform:translateY(-5px);
  box-shadow:var(--shadow-hover);
  border-color:rgba(22,168,154,.32);
}
.feature-media{
  position:relative;
  aspect-ratio:16/7;
  overflow:hidden;
}
.feature-media img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .5s ease;
}
.feature-card:hover .feature-media img{transform:scale(1.05);}
.feature-media::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(16,32,29,0) 40%,rgba(16,32,29,.42) 100%);
}
.feature-chip{
  position:absolute;
  left:20px;
  bottom:18px;
  z-index:2;
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:8px 16px;
  border-radius:var(--radius-pill);
  background:rgba(255,255,255,.92);
  color:var(--brand-600);
  font-size:13px;
  font-weight:700;
  backdrop-filter:blur(6px);
}
.feature-body{padding:26px 28px 28px;}
.feature-body h3{font-size:1.35rem;margin-bottom:12px;}
.feature-body > p{color:var(--muted);font-size:15.5px;line-height:1.8;}
.list-check{margin-top:18px;display:grid;gap:11px;}
.list-check li{
  display:flex;
  gap:11px;
  align-items:flex-start;
  font-size:15px;
  color:var(--ink);
  line-height:1.7;
}
.list-check li i{
  color:var(--brand-500);
  font-size:14px;
  margin-top:5px;
  flex-shrink:0;
}

/* ============ 场景图文 ============ */
.scene-row{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:26px;
  align-items:stretch;
}
.scene-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-xl);
  box-shadow:var(--shadow);
  overflow:hidden;
  display:grid;
  grid-template-rows:auto 1fr;
  transition:transform .22s ease,box-shadow .22s ease;
}
.scene-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.scene-card img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.scene-text{padding:26px 28px 30px;}
.scene-text h3{font-size:1.25rem;margin-bottom:12px;}
.scene-text p{color:var(--muted);font-size:15.5px;line-height:1.8;}
.scene-note{
  margin-top:16px;
  padding:12px 16px;
  border-radius:var(--radius-sm);
  background:rgba(22,168,154,.08);
  border:1px solid rgba(22,168,154,.18);
  font-size:14px;
  color:var(--brand-600);
  font-weight:600;
}

/* ============ 流程时间轴 ============ */
.timeline{
  display:grid;
  gap:16px;
}
.step{
  display:grid;
  grid-template-columns:74px 1fr;
  gap:22px;
  align-items:center;
  padding:24px 28px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  box-shadow:0 8px 22px rgba(16,32,29,.06);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.step:hover{transform:translateX(6px);box-shadow:var(--shadow);border-color:rgba(22,168,154,.3);}
.step-num{
  width:58px;
  height:58px;
  display:grid;
  place-items:center;
  border-radius:18px;
  background:var(--grad);
  color:#fff;
  font-size:19px;
  font-weight:800;
  box-shadow:0 12px 26px rgba(15,139,126,.26);
}
.step-body h3{font-size:1.15rem;margin-bottom:7px;}
.step-body p{color:var(--muted);font-size:15px;line-height:1.75;}

/* ============ FAQ ============ */
.faq{display:grid;gap:14px;}
.faq-item{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  box-shadow:0 8px 22px rgba(16,32,29,.05);
  overflow:hidden;
  transition:border-color .22s ease,box-shadow .22s ease;
}
.faq-item[open]{border-color:rgba(22,168,154,.34);box-shadow:var(--shadow);}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  padding:22px 26px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  font-size:17px;
  font-weight:700;
  color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--brand-600);}
.faq-item summary .faq-icon{
  width:32px;
  height:32px;
  flex-shrink:0;
  display:grid;
  place-items:center;
  border-radius:50%;
  background:var(--grad-soft);
  color:var(--brand-600);
  font-size:13px;
  transition:transform .28s ease,background .28s ease,color .28s ease;
}
.faq-item[open] summary .faq-icon{
  transform:rotate(180deg);
  background:var(--grad);
  color:#fff;
}
.faq-answer{
  padding:0 26px 24px;
  color:var(--muted);
  font-size:15.5px;
  line-height:1.85;
  border-top:1px solid var(--line);
  padding-top:18px;
  margin:0 26px 24px;
  padding-left:0;
  padding-right:0;
}

/* ============ CTA ============ */
.cta-panel{
  position:relative;
  overflow:hidden;
  border-radius:var(--radius-xl);
  background:var(--grad);
  color:#fff;
  padding:56px 52px;
  display:grid;
  grid-template-columns:1.4fr auto;
  gap:34px;
  align-items:center;
  box-shadow:0 26px 60px rgba(15,139,126,.30);
}
.cta-panel::before{
  content:"";
  position:absolute;
  right:-80px;
  top:-90px;
  width:280px;
  height:280px;
  border-radius:50%;
  background:rgba(255,255,255,.14);
}
.cta-panel h2{font-size:clamp(1.7rem,2.8vw,2.2rem);margin-bottom:12px;position:relative;}
.cta-panel p{position:relative;color:rgba(255,255,255,.92);font-size:16px;max-width:620px;}
.cta-actions{position:relative;display:flex;gap:14px;flex-wrap:wrap;}
.cta-panel .btn-primary{
  background:#fff;
  color:var(--brand-600);
  box-shadow:0 14px 30px rgba(16,32,29,.18);
}
.cta-panel .btn-primary:hover{color:var(--brand-600);transform:translateY(-2px);}
.cta-panel .btn-ghost{
  background:rgba(255,255,255,.14);
  color:#fff;
  border-color:rgba(255,255,255,.5);
  box-shadow:none;
}
.cta-panel .btn-ghost:hover{color:#fff;background:rgba(255,255,255,.24);}

/* ============ 页脚 ============ */
.site-footer{
  margin-top:40px;
  background:#0D1B18;
  color:#D8E3DF;
  border-radius:var(--radius-xl) var(--radius-xl) 0 0;
  padding:64px 0 26px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:36px;
}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:18px;}
.footer-brand .brand-mark{
  width:40px;
  height:40px;
  border-radius:13px;
  display:grid;
  place-items:center;
  background:var(--grad);
  color:#fff;
  font-size:17px;
}
.footer-brand-text{font-size:18px;font-weight:800;color:#fff;}
.footer-about{color:rgba(216,227,223,.72);font-size:14.5px;line-height:1.85;max-width:340px;}
.footer-title{font-size:15.5px;color:#fff;margin-bottom:18px;font-weight:700;}
.footer-links{display:grid;gap:11px;}
.footer-links a{
  display:inline-flex;
  align-items:center;
  gap:9px;
  font-size:14.5px;
  color:rgba(216,227,223,.72);
}
.footer-links a i{font-size:11px;color:var(--brand-400);}
.footer-links a:hover{color:#fff;}
.footer-contact{display:grid;gap:13px;font-size:14.5px;color:rgba(216,227,223,.72);}
.footer-contact div{display:flex;align-items:flex-start;gap:10px;}
.footer-contact i{color:var(--brand-400);margin-top:5px;font-size:14px;}
.footer-bottom{
  margin-top:46px;
  padding-top:22px;
  border-top:1px solid rgba(255,255,255,.10);
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  justify-content:space-between;
  font-size:13.5px;
  color:rgba(216,227,223,.6);
}
.footer-bottom a{color:var(--brand-400);}
.footer-bottom a:hover{color:#fff;}

/* ============ 装饰光斑 ============ */
.glow{
  position:absolute;
  border-radius:50%;
  filter:blur(70px);
  pointer-events:none;
  z-index:0;
}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .container{padding:0 24px;}
  .nav-links{display:none;}
  .nav-toggle{display:inline-grid;place-items:center;}
  .header-card{gap:14px;padding:12px 16px;}
  .hero-inner{grid-template-columns:1fr;gap:34px;padding:46px 34px;}
  .hero-lead{max-width:100%;}
  .stats{grid-template-columns:repeat(2,1fr);}
  .grid-2{grid-template-columns:1fr;}
  .scene-row{grid-template-columns:1fr;}
  .cta-panel{grid-template-columns:1fr;padding:46px 34px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .section{padding:70px 0;}
}

@media (max-width:768px){
  body{font-size:16px;}
  .container{padding:0 20px;}
  .header-actions .btn{display:none;}
  .hero{padding:26px 0 8px;}
  .hero-inner{padding:38px 24px;}
  .hero h1{margin:16px 0 14px;}
  .hero-cta .btn{width:100%;}
  .intro-band{padding:26px 22px;font-size:16px;}
  .section{padding:56px 0;}
  .section-head{margin-bottom:32px;}
  .stats{grid-template-columns:1fr;gap:16px;}
  .feature-body{padding:22px 20px 24px;}
  .scene-text{padding:22px 20px 26px;}
  .step{grid-template-columns:56px 1fr;gap:16px;padding:20px 20px;}
  .step-num{width:48px;height:48px;border-radius:15px;font-size:17px;}
  .faq-item summary{padding:18px 20px;font-size:16px;}
  .faq-answer{margin:0 20px 20px;padding-top:16px;}
  .cta-panel{padding:36px 24px;border-radius:var(--radius-lg);}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .site-footer{padding:48px 0 22px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-about{max-width:100%;}
}

@media (max-width:520px){
  .brand-name{font-size:15.5px;}
  .brand-sub{display:none;}
  .hero-inner{padding:32px 20px;}
  .tag-row{gap:8px;}
  .stat{padding:22px 20px;}
  .feature-chip{left:14px;bottom:14px;font-size:12px;padding:6px 12px;}
}

/* roulang page: category3 */
:root{
  --brand-600:#0F8B7E;
  --brand-500:#16A89A;
  --brand-400:#3EC7B8;
  --accent-500:#FF6B4A;
  --accent-400:#FF9F68;
  --violet-500:#6C5CE7;
  --bg:#F6F7F2;
  --surface:#FFFFFF;
  --surface-2:#F0F3EE;
  --ink:#10201D;
  --muted:#5C6B67;
  --line:rgba(16,32,29,.10);
  --line-strong:rgba(16,32,29,.18);
  --radius-sm:14px;
  --radius-md:20px;
  --radius-lg:24px;
  --radius-xl:32px;
  --shadow:0 16px 40px rgba(16,32,29,.10);
  --shadow-sm:0 10px 26px rgba(16,32,29,.07);
  --shadow-lg:0 22px 52px rgba(16,32,29,.16);
  --grad:linear-gradient(135deg,#0F8B7E 0%,#16A89A 45%,#FFB86B 100%);
  --grad-soft:linear-gradient(135deg,rgba(15,139,126,.12),rgba(255,184,107,.16));
  --container:1240px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:17px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--brand-600);text-decoration:none;transition:color .22s ease,opacity .22s ease;}
a:hover{color:var(--accent-500);text-decoration:underline;}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--brand-500);outline-offset:3px;border-radius:8px;}
button{font:inherit;cursor:pointer;}
h1,h2,h3,h4{margin:0;line-height:1.28;font-weight:800;letter-spacing:-.01em;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px;}
.section{padding:96px 0;}
.section--tight{padding:72px 0;}
.section--alt{background:var(--surface-2);}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.08em;
  color:var(--brand-600);
  background:rgba(22,168,154,.12);
  border:1px solid rgba(22,168,154,.22);
  padding:7px 16px;border-radius:999px;
  text-transform:none;
}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head h2{font-size:clamp(1.75rem,3vw,2.4rem);margin:18px 0 14px;}
.section-head p{color:var(--muted);font-size:17px;}
.muted{color:var(--muted);}

/* ---------- header / nav ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(246,247,242,.86);
  backdrop-filter:saturate(160%) blur(12px);
  padding:14px 0;
  border-bottom:1px solid transparent;
  transition:border-color .25s ease,box-shadow .25s ease;
}
.site-header.is-stuck{border-bottom-color:var(--line);box-shadow:0 12px 30px rgba(16,32,29,.07);}
.nav-shell{
  display:flex;align-items:center;gap:20px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-xl);
  padding:12px 16px 12px 20px;
  box-shadow:var(--shadow-sm);
}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.brand-mark{
  width:46px;height:46px;border-radius:16px;
  display:grid;place-items:center;
  background:var(--grad);
  color:#fff;font-size:20px;
  box-shadow:0 10px 22px rgba(15,139,126,.32);
}
.brand-text{display:flex;flex-direction:column;line-height:1.2;}
.brand-name{font-size:18px;font-weight:800;color:var(--ink);}
.brand-sub{font-size:12px;color:var(--muted);letter-spacing:.04em;}
.nav-links{display:flex;align-items:center;gap:6px;margin-left:auto;}
.nav-link{
  display:inline-flex;align-items:center;gap:8px;
  padding:10px 16px;border-radius:999px;
  font-size:15px;font-weight:600;color:var(--muted);
  border:1px solid transparent;
  transition:all .22s ease;
  text-decoration:none;
}
.nav-link i{font-size:13px;opacity:.8;}
.nav-link:hover{
  color:var(--brand-600);background:rgba(22,168,154,.10);
  border-color:rgba(22,168,154,.20);text-decoration:none;
}
.nav-link.active{
  color:#fff;background:var(--grad);border-color:transparent;
  box-shadow:0 10px 22px rgba(15,139,126,.26);
}
.nav-cta{
  display:inline-flex;align-items:center;gap:8px;
  margin-left:10px;padding:11px 22px;border-radius:999px;
  font-size:15px;font-weight:700;color:#fff;
  background:linear-gradient(135deg,#FF6B4A,#FF9F68);
  box-shadow:0 12px 26px rgba(255,107,74,.30);
  transition:transform .2s ease,box-shadow .2s ease;
  white-space:nowrap;text-decoration:none;
}
.nav-cta:hover{color:#fff;text-decoration:none;transform:translateY(-2px);box-shadow:0 16px 32px rgba(255,107,74,.38);}
.nav-cta:active{transform:scale(.98);}
.nav-toggle{
  display:none;width:46px;height:46px;border-radius:14px;
  border:1px solid var(--line);background:var(--surface);
  color:var(--ink);font-size:18px;margin-left:auto;
}
.nav-drawer{display:none;padding-top:12px;}
.nav-drawer.open{display:block;}
.nav-drawer .nav-links{
  flex-direction:column;align-items:stretch;gap:8px;margin:0;
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:14px;box-shadow:var(--shadow-sm);
}
.nav-drawer .nav-link{justify-content:flex-start;border-radius:14px;}
.nav-drawer .nav-cta{margin:4px 0 0;justify-content:center;}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:14px 28px;border-radius:999px;border:1px solid transparent;
  font-size:16px;font-weight:700;line-height:1;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease;
  text-decoration:none;cursor:pointer;
}
.btn:hover{text-decoration:none;transform:translateY(-2px);}
.btn:active{transform:scale(.98);}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 14px 30px rgba(15,139,126,.28);}
.btn-primary:hover{color:#fff;box-shadow:0 18px 40px rgba(15,139,126,.36);}
.btn-accent{background:linear-gradient(135deg,#FF6B4A,#FF9F68);color:#fff;box-shadow:0 14px 30px rgba(255,107,74,.30);}
.btn-accent:hover{color:#fff;box-shadow:0 18px 40px rgba(255,107,74,.38);}
.btn-ghost{background:var(--surface);border-color:var(--line-strong);color:var(--ink);box-shadow:var(--shadow-sm);}
.btn-ghost:hover{color:var(--brand-600);border-color:rgba(22,168,154,.45);}
.btn-block{width:100%;}
.btn[disabled],.btn.is-disabled{opacity:.5;pointer-events:none;box-shadow:none;}

/* ---------- hero ---------- */
.hero{
  position:relative;overflow:hidden;
  padding:64px 0 88px;
}
.hero-bg{
  position:absolute;inset:0;
  background-image:linear-gradient(115deg,rgba(16,32,29,.86) 0%,rgba(15,139,126,.78) 52%,rgba(255,107,74,.55) 100%),url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(600px 320px at 88% 12%,rgba(255,184,107,.35),transparent 65%);
}
.hero-inner{position:relative;display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:48px;align-items:center;}
.hero-copy{color:#fff;}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.06em;
  color:#EAFBF7;background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.28);
  padding:7px 16px;border-radius:999px;
}
.hero h1{
  font-size:clamp(2.1rem,4.4vw,3.4rem);
  margin:22px 0 18px;color:#fff;
  letter-spacing:-.02em;
}
.hero h1 span{color:#FFD9A8;}
.hero-lead{font-size:18px;color:rgba(255,255,255,.88);max-width:620px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.hero-note{margin-top:22px;font-size:14px;color:rgba(255,255,255,.75);display:flex;align-items:center;gap:10px;}
.hero-note i{color:#FFD9A8;}

.hero-panel{
  background:rgba(255,255,255,.96);
  border-radius:var(--radius-xl);
  padding:26px;box-shadow:var(--shadow-lg);
  border:1px solid rgba(255,255,255,.6);
}
.hero-panel h3{font-size:1.1rem;margin-bottom:6px;}
.hero-panel p{font-size:14px;color:var(--muted);margin-bottom:18px;}
.hero-timeline{display:flex;flex-direction:column;gap:12px;}
.hero-timeline li{
  display:flex;gap:12px;align-items:flex-start;
  background:var(--surface-2);border:1px solid var(--line);
  border-radius:var(--radius-sm);padding:12px 14px;
  font-size:14px;color:var(--ink);
}
.hero-timeline .dot{
  width:26px;height:26px;flex:0 0 26px;border-radius:9px;
  display:grid;place-items:center;font-size:12px;font-weight:800;color:#fff;
  background:var(--grad);
}
.hero-timeline li:nth-child(2) .dot{background:linear-gradient(135deg,#FF6B4A,#FF9F68);}
.hero-timeline li:nth-child(3) .dot{background:linear-gradient(135deg,#6C5CE7,#8F80FF);}

/* ---------- stats ---------- */
.stat-grid{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
  gap:22px;margin-top:44px;
}
.stat{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:26px 24px;
  box-shadow:var(--shadow-sm);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.stat:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:rgba(22,168,154,.3);}
.stat-num{
  font-size:clamp(1.9rem,3vw,2.5rem);font-weight:800;line-height:1.1;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.stat-label{font-size:15px;font-weight:700;margin-top:8px;}
.stat-desc{font-size:13px;color:var(--muted);margin-top:6px;}

/* ---------- gift cards ---------- */
.gift-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:26px;}
.gift-card{
  display:grid;grid-template-columns:180px minmax(0,1fr);gap:22px;
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-xl);padding:22px;
  box-shadow:var(--shadow-sm);
  transition:transform .25s ease,box-shadow .25s ease;
}
.gift-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);}
.gift-card figure{margin:0;border-radius:var(--radius-md);overflow:hidden;background:var(--surface-2);}
.gift-card img{width:100%;height:100%;min-height:150px;object-fit:cover;transition:transform .4s ease;}
.gift-card:hover img{transform:scale(1.05);}
.gift-card h3{font-size:1.2rem;margin-bottom:10px;}
.gift-card p{font-size:15px;color:var(--muted);}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12.5px;font-weight:700;color:var(--brand-600);
  background:rgba(22,168,154,.12);
  border:1px solid rgba(22,168,154,.22);
  padding:5px 12px;border-radius:999px;
}
.tag--orange{color:#D9542F;background:rgba(255,107,74,.12);border-color:rgba(255,107,74,.24);}
.tag--violet{color:#5443C7;background:rgba(108,92,231,.12);border-color:rgba(108,92,231,.24);}

/* ---------- steps + side ---------- */
.split{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(0,1fr);gap:34px;align-items:start;}
.step-list{counter-reset:step;display:flex;flex-direction:column;gap:16px;}
.step-item{
  counter-increment:step;
  display:grid;grid-template-columns:56px minmax(0,1fr);gap:18px;
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:22px 24px;
  box-shadow:var(--shadow-sm);
  transition:border-color .25s ease,transform .25s ease;
}
.step-item:hover{border-color:rgba(22,168,154,.35);transform:translateX(4px);}
.step-item::before{
  content:counter(step,decimal-leading-zero);
  display:grid;place-items:center;
  width:56px;height:56px;border-radius:18px;
  background:var(--grad-soft);
  border:1px solid rgba(22,168,154,.28);
  color:var(--brand-600);font-weight:800;font-size:17px;
}
.step-item h3{font-size:1.12rem;margin-bottom:8px;}
.step-item p{font-size:15px;color:var(--muted);}

.side-card{
  position:sticky;top:110px;
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-xl);padding:28px;
  box-shadow:var(--shadow);
}
.side-card + .side-card{margin-top:22px;position:static;}
.side-card h3{font-size:1.15rem;margin-bottom:14px;display:flex;align-items:center;gap:10px;}
.side-card h3 i{color:var(--brand-500);}
.check-list{display:flex;flex-direction:column;gap:12px;margin-bottom:22px;}
.check-list li{display:flex;gap:10px;font-size:14.5px;color:var(--muted);align-items:flex-start;}
.check-list i{color:var(--brand-500);font-size:14px;margin-top:5px;}
.side-note{
  font-size:13.5px;color:var(--muted);
  background:var(--surface-2);border:1px dashed var(--line-strong);
  border-radius:var(--radius-sm);padding:14px;margin-bottom:20px;
}

/* ---------- notice strip ---------- */
.notice-strip{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;
}
.notice{
  background:var(--surface);border:1px solid var(--line);
  border-left:5px solid var(--brand-500);
  border-radius:var(--radius-md);padding:22px 22px;
  box-shadow:var(--shadow-sm);
}
.notice:nth-child(2){border-left-color:var(--accent-500);}
.notice:nth-child(3){border-left-color:var(--violet-500);}
.notice h3{font-size:1.05rem;margin-bottom:8px;}
.notice p{font-size:14.5px;color:var(--muted);}

/* ---------- faq ---------- */
.faq-wrap{max-width:920px;margin:0 auto;}
.faq-item{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-md);margin-bottom:14px;
  overflow:hidden;transition:border-color .25s ease,box-shadow .25s ease;
}
.faq-item[open]{border-color:rgba(22,168,154,.35);box-shadow:var(--shadow-sm);}
.faq-q{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 24px;font-size:17px;font-weight:700;color:var(--ink);
}
.faq-q::-webkit-details-marker{display:none;}
.faq-q:hover{color:var(--brand-600);}
.faq-icon{
  flex:0 0 auto;width:30px;height:30px;border-radius:10px;
  display:grid;place-items:center;font-size:13px;color:#fff;
  background:var(--grad);transition:transform .28s ease;
}
.faq-item[open] .faq-icon{transform:rotate(135deg);}
.faq-a{padding:0 24px 22px;font-size:15.5px;color:var(--muted);}

/* ---------- cta ---------- */
.cta-panel{
  position:relative;overflow:hidden;
  background:var(--grad);
  border-radius:var(--radius-xl);
  padding:56px 48px;
  color:#fff;box-shadow:var(--shadow-lg);
  display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,.6fr);
  gap:32px;align-items:center;
}
.cta-panel::after{
  content:"";position:absolute;right:-90px;top:-90px;width:300px;height:300px;
  border-radius:50%;background:rgba(255,255,255,.16);
}
.cta-panel h2{font-size:clamp(1.6rem,2.8vw,2.2rem);color:#fff;margin-bottom:12px;}
.cta-panel p{color:rgba(255,255,255,.9);font-size:16px;max-width:560px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px;}
.btn-white{background:#fff;color:var(--brand-600);box-shadow:0 14px 30px rgba(16,32,29,.18);}
.btn-white:hover{color:var(--accent-500);}
.btn-line{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.5);}
.btn-line:hover{color:#fff;background:rgba(255,255,255,.24);}

/* ---------- skeleton / empty ---------- */
.cms-news-list{display:grid;gap:22px;}
.cms-empty{
  display:flex;flex-direction:column;align-items:center;gap:12px;
  background:var(--surface);border:1px dashed var(--line-strong);
  border-radius:var(--radius-lg);padding:44px;color:var(--muted);
  text-align:center;
}
.cms-empty i{font-size:26px;color:var(--brand-400);}
.skeleton{
  background:linear-gradient(90deg,#EDF1EC 25%,#E3E9E2 37%,#EDF1EC 63%);
  background-size:400% 100%;animation:shimmer 1.4s infinite;
  border-radius:12px;height:14px;
}
@keyframes shimmer{0%{background-position:100% 50%;}100%{background-position:0 50%;}}

/* ---------- footer ---------- */
.site-footer{
  background:#0E1F1C;color:rgba(255,255,255,.72);
  padding:72px 0 32px;margin-top:0;
  border-radius:var(--radius-xl) var(--radius-xl) 0 0;
}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:40px;padding-bottom:44px;
  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{width:42px;height:42px;border-radius:14px;font-size:18px;}
.footer-brand-text{font-size:19px;font-weight:800;color:#fff;}
.footer-about{font-size:14.5px;color:rgba(255,255,255,.65);max-width:340px;}
.footer-title{font-size:15px;font-weight:800;color:#fff;margin-bottom:18px;letter-spacing:.02em;}
.footer-links{display:flex;flex-direction:column;gap:11px;}
.footer-links a{
  color:rgba(255,255,255,.68);font-size:14.5px;
  display:inline-flex;align-items:center;gap:8px;
}
.footer-links a i{font-size:11px;color:var(--brand-400);}
.footer-links a:hover{color:#fff;text-decoration:none;}
.footer-contact{display:flex;flex-direction:column;gap:12px;font-size:14.5px;}
.footer-contact div{display:flex;align-items:center;gap:10px;color:rgba(255,255,255,.68);}
.footer-contact i{color:var(--brand-400);}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  padding-top:26px;font-size:13.5px;color:rgba(255,255,255,.55);
}
.footer-bottom a{color:rgba(255,255,255,.72);}
.footer-bottom a:hover{color:#fff;}

/* ---------- responsive ---------- */
@media (max-width:1100px){
  .hero-inner{grid-template-columns:1fr;gap:34px;}
  .hero-panel{max-width:560px;}
  .split{grid-template-columns:1fr;}
  .side-card{position:static;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
}
@media (max-width:1024px){
  .nav-links{display:none;}
  .nav-toggle{display:grid;place-items:center;}
  .nav-shell{padding:12px 14px 12px 16px;}
  .stat-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .gift-grid{grid-template-columns:1fr;}
  .notice-strip{grid-template-columns:1fr;}
  .cta-panel{grid-template-columns:1fr;padding:44px 32px;}
}
@media (max-width:768px){
  body{font-size:16px;}
  .container{padding:0 24px;}
  .section{padding:68px 0;}
  .section--tight{padding:56px 0;}
  .hero{padding:44px 0 64px;}
  .hero-lead{font-size:16.5px;}
  .hero-actions .btn{width:100%;}
  .gift-card{grid-template-columns:1fr;}
  .gift-card img{min-height:180px;}
  .step-item{grid-template-columns:48px minmax(0,1fr);padding:20px;gap:14px;}
  .step-item::before{width:48px;height:48px;font-size:15px;border-radius:14px;}
  .faq-q{font-size:16px;padding:18px 20px;}
  .faq-a{padding:0 20px 18px;font-size:15px;}
  .site-footer{border-radius:var(--radius-lg) var(--radius-lg) 0 0;padding:56px 0 28px;}
}
@media (max-width:640px){
  .stat-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .brand-sub{display:none;}
  .cta-actions .btn{width:100%;}
}
@media (max-width:520px){
  .container{padding:0 18px;}
  .nav-shell{border-radius:22px;}
  .hero-panel{padding:20px;}
  .section-head h2{font-size:1.6rem;}
  .gift-card{padding:18px;}
  .step-item{padding:18px;grid-template-columns:1fr;}
  .step-item::before{width:44px;height:44px;}
}