/* roulang page: index */
:root{
  --brand:#0B8F7A;
  --brand-strong:#086B5C;
  --brand-soft:#E4F5F1;
  --accent:#FF7A45;
  --accent-soft:#FFE7DC;
  --ink:#0C1513;
  --text:#17201D;
  --muted:#5B6862;
  --bg:#F5F7F4;
  --surface:#FFFFFF;
  --line:#DFE7E1;
  --deep:#0B1412;
  --glow:#19D3B4;
  --r-card:16px;
  --r-btn:11px;
  --r-pill:999px;
  --sh-1:0 8px 24px rgba(11,20,18,.08);
  --sh-2:0 12px 32px rgba(11,20,18,.12);
  --container:1240px;
  --gap:32px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16.5px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg);
  letter-spacing:.01em;
  padding-bottom:0;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--brand-strong);text-decoration:none;transition:color .2s ease,opacity .2s ease;}
a:hover{color:var(--brand);}
button{font-family:inherit;cursor:pointer;}
input{font-family:inherit;}
h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:800;color:var(--ink);letter-spacing:.005em;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:3px solid rgba(11,143,122,.55);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
.section{padding:88px 0;}
.section--tight{padding:64px 0;}
.section--deep{background:var(--deep);color:#D8E3DF;}
.section--deep h2,.section--deep h3{color:#fff;}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head .kicker{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.08em;color:var(--brand-strong);background:var(--brand-soft);border-radius:var(--r-pill);padding:6px 14px;margin-bottom:16px;}
.section-head h2{font-size:clamp(1.5rem,2.6vw,2.1rem);margin-bottom:14px;}
.section-head p{color:var(--muted);font-size:16px;}
.section--deep .section-head p{color:#9FB3AD;}
.section--deep .section-head .kicker{background:rgba(25,211,180,.14);color:var(--glow);}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font-size:15.5px;font-weight:700;line-height:1;
  padding:15px 26px;border-radius:var(--r-btn);
  border:1.5px solid transparent;cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
  white-space:nowrap;
}
.btn i{font-size:14px;}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 6px 18px rgba(11,143,122,.28);}
.btn-primary:hover{background:var(--brand-strong);transform:translateY(-1px);box-shadow:0 10px 26px rgba(11,143,122,.34);color:#fff;}
.btn-accent{background:var(--accent);color:#fff;box-shadow:0 6px 18px rgba(255,122,69,.3);}
.btn-accent:hover{background:#F0642C;transform:translateY(-1px);color:#fff;box-shadow:0 10px 26px rgba(255,122,69,.36);}
.btn-ghost{background:transparent;color:var(--brand-strong);border-color:var(--brand);}
.btn-ghost:hover{background:var(--brand-soft);color:var(--brand-strong);transform:translateY(-1px);}
.btn-light{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.4);}
.btn-light:hover{background:rgba(255,255,255,.2);color:#fff;}
.btn:active{transform:translateY(0);}
.btn:disabled{opacity:.5;cursor:not-allowed;box-shadow:none;transform:none;}

/* ---------- Badges / pills ---------- */
.badge{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;font-weight:700;padding:5px 11px;border-radius:var(--r-pill);background:var(--brand-soft);color:var(--brand-strong);}
.badge--accent{background:var(--accent-soft);color:#C24A19;}
.badge--line{background:transparent;border:1px solid var(--line);color:var(--muted);}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:80;background:rgba(255,255,255,.94);backdrop-filter:blur(12px);border-bottom:1px solid var(--line);}
.nav-top{display:flex;align-items:center;gap:24px;height:70px;}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.brand-mark{
  width:42px;height:42px;border-radius:12px;flex-shrink:0;
  background:linear-gradient(145deg,var(--brand) 0%,var(--brand-strong) 60%,var(--deep) 100%);
  color:#fff;display:flex;align-items:center;justify-content:center;font-size:19px;
  box-shadow:0 6px 16px rgba(11,143,122,.3);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text .l1{font-size:16.5px;font-weight:800;color:var(--ink);letter-spacing:.02em;}
.brand-text .l2{font-size:12.5px;font-weight:600;color:var(--muted);letter-spacing:.06em;}
.nav-search{flex:1;max-width:420px;position:relative;display:flex;align-items:center;}
.nav-search i{position:absolute;left:15px;color:var(--muted);font-size:14px;pointer-events:none;}
.nav-search input{
  width:100%;height:44px;border-radius:var(--r-btn);border:1.5px solid var(--line);
  background:#fff;padding:0 16px 0 42px;font-size:14.5px;color:var(--text);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.nav-search input::placeholder{color:#93A19B;}
.nav-search input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 4px rgba(11,143,122,.14);}
.nav-actions{display:flex;align-items:center;gap:12px;margin-left:auto;}
.nav-actions .btn{padding:12px 20px;font-size:14.5px;}
.menu-toggle{display:none;width:44px;height:44px;border-radius:var(--r-btn);border:1.5px solid var(--line);background:#fff;color:var(--ink);font-size:17px;align-items:center;justify-content:center;}
.menu-toggle:hover{border-color:var(--brand);color:var(--brand-strong);}

.nav-channels{border-top:1px solid var(--line);background:#fff;}
.channel-scroll{display:flex;align-items:center;gap:8px;height:50px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;}
.channel-scroll::-webkit-scrollbar{display:none;}
.channel{
  display:inline-flex;align-items:center;gap:8px;flex-shrink:0;
  font-size:14.5px;font-weight:600;color:var(--muted);
  padding:9px 17px;border-radius:var(--r-pill);
  transition:background .2s ease,color .2s ease;
}
.channel:hover{background:var(--brand-soft);color:var(--brand-strong);}
.channel.active{background:var(--brand);color:#fff;box-shadow:0 4px 12px rgba(11,143,122,.26);}
.channel i{font-size:13px;}

.mobile-panel{display:none;background:#fff;border-top:1px solid var(--line);padding:18px 0 24px;}
.mobile-panel.open{display:block;}
.mobile-panel .m-link{display:block;padding:13px 4px;font-size:15.5px;font-weight:600;color:var(--text);border-bottom:1px solid var(--line);}
.mobile-panel .m-link.active{color:var(--brand-strong);}
.mobile-panel .m-link:last-of-type{border-bottom:none;}
.mobile-panel .btn{width:100%;margin-top:16px;}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;background:var(--deep);}
.hero-bg{position:absolute;inset:0;background-image:url('/assets/images/backpic/back-1.png');background-size:cover;background-position:center;opacity:.42;}
.hero-mask{position:absolute;inset:0;background:linear-gradient(105deg,rgba(11,20,18,.94) 0%,rgba(11,20,18,.82) 42%,rgba(8,107,92,.62) 100%);}
.hero-dots{position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.14) 1px,transparent 1px);background-size:26px 26px;opacity:.5;}
.hero-inner{position:relative;z-index:2;padding:84px 0 76px;}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:56px;align-items:center;}
.hero-tag{display:inline-flex;align-items:center;gap:9px;font-size:13px;font-weight:700;color:#BFF3E8;background:rgba(25,211,180,.14);border:1px solid rgba(25,211,180,.35);padding:7px 15px;border-radius:var(--r-pill);margin-bottom:22px;}
.hero-tag .dot{width:7px;height:7px;border-radius:50%;background:var(--glow);box-shadow:0 0 0 4px rgba(25,211,180,.2);}
.hero h1{
  font-size:clamp(2rem,4.5vw,3.4rem);
  color:#fff;font-weight:800;letter-spacing:.005em;
  margin-bottom:22px;
}
.hero h1 em{font-style:normal;color:var(--glow);}
.hero-sub{font-size:17px;color:#B9C7C2;max-width:600px;margin-bottom:34px;line-height:1.85;}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:38px;}
.hero-facts{display:flex;flex-wrap:wrap;gap:12px;}
.hero-fact{
  display:inline-flex;align-items:center;gap:9px;font-size:13.5px;font-weight:600;color:#D6E5E0;
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);
  padding:9px 16px;border-radius:var(--r-pill);
}
.hero-fact i{color:var(--glow);font-size:13px;}
.hero-visual{position:relative;}
.hero-visual img{border-radius:18px;box-shadow:0 24px 60px rgba(0,0,0,.42);width:100%;object-fit:cover;aspect-ratio:4/3;}
.hero-float{
  position:absolute;right:-8px;bottom:-24px;background:#fff;border-radius:14px;
  padding:16px 20px;box-shadow:var(--sh-2);display:flex;align-items:center;gap:14px;max-width:270px;
}
.hero-float .ico{width:42px;height:42px;border-radius:12px;background:var(--accent-soft);color:var(--accent);display:flex;align-items:center;justify-content:center;font-size:17px;flex-shrink:0;}
.hero-float strong{display:block;font-size:14.5px;color:var(--ink);line-height:1.4;}
.hero-float span{font-size:12.5px;color:var(--muted);}

.hero-strip{position:relative;z-index:2;border-top:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.04);}
.hero-strip-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;}
.strip-item{padding:24px 22px;border-left:1px solid rgba(255,255,255,.1);}
.strip-item:first-child{border-left:none;}
.strip-item strong{display:block;font-size:22px;font-weight:800;color:#fff;line-height:1.2;margin-bottom:5px;}
.strip-item span{font-size:13px;color:#9FB3AD;}

/* ---------- Feature triad ---------- */
.triad{display:grid;grid-template-columns:1.35fr 1fr;gap:24px;margin-bottom:24px;}
.triad-bottom{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.f-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  padding:34px 32px;position:relative;overflow:hidden;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.f-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:rgba(11,143,122,.45);}
.f-card .num{font-size:42px;font-weight:800;color:var(--brand-soft);line-height:1;letter-spacing:-.02em;margin-bottom:14px;}
.f-card .ico{width:46px;height:46px;border-radius:13px;background:var(--brand-soft);color:var(--brand-strong);display:flex;align-items:center;justify-content:center;font-size:19px;margin-bottom:18px;}
.f-card h3{font-size:1.25rem;margin-bottom:12px;}
.f-card p{color:var(--muted);font-size:15.5px;}
.f-card--wide{background:linear-gradient(160deg,#fff 0%,#F1FAF7 100%);}
.f-card--wide .num{font-size:52px;color:rgba(11,143,122,.16);}
.f-card--deep{background:var(--deep);border-color:transparent;color:#C9D7D2;}
.f-card--deep h3{color:#fff;}
.f-card--deep p{color:#9FB3AD;}
.f-card--deep .ico{background:rgba(25,211,180,.16);color:var(--glow);}
.f-card--deep .num{color:rgba(25,211,180,.2);}
.f-card--deep:hover{border-color:rgba(25,211,180,.5);box-shadow:0 14px 36px rgba(11,20,18,.28);}

/* ---------- Scenario tabs ---------- */
.tabs-bar{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:34px;}
.tab-btn{
  display:inline-flex;align-items:center;gap:9px;font-size:14.5px;font-weight:700;
  padding:12px 22px;border-radius:var(--r-pill);border:1.5px solid var(--line);
  background:#fff;color:var(--muted);transition:all .2s ease;
}
.tab-btn:hover{border-color:var(--brand);color:var(--brand-strong);background:var(--brand-soft);}
.tab-btn.active{background:var(--brand);border-color:var(--brand);color:#fff;box-shadow:0 6px 18px rgba(11,143,122,.28);}
.tab-panel{display:none;}
.tab-panel.active{display:block;animation:fadeUp .35s ease;}
@keyframes fadeUp{from{opacity:0;transform:translateY(8px);}to{opacity:1;transform:translateY(0);}}
.scene{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:44px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:20px;padding:36px;box-shadow:var(--sh-1);}
.scene-media img{border-radius:14px;width:100%;aspect-ratio:16/11;object-fit:cover;}
.scene h3{font-size:1.35rem;margin-bottom:10px;}
.scene .lead{color:var(--muted);font-size:15.5px;margin-bottom:24px;}
.steps{display:flex;flex-direction:column;gap:16px;}
.step{display:flex;gap:14px;align-items:flex-start;}
.step .sn{width:28px;height:28px;border-radius:9px;background:var(--brand-soft);color:var(--brand-strong);font-size:13.5px;font-weight:800;display:flex;align-items:center;justify-content:center;flex-shrink:0;margin-top:3px;}
.step .st strong{display:block;font-size:15.5px;color:var(--ink);margin-bottom:3px;}
.step .st span{font-size:14.5px;color:var(--muted);line-height:1.75;}
.scene-link{display:inline-flex;align-items:center;gap:8px;font-size:14.5px;font-weight:700;color:var(--brand);margin-top:26px;}
.scene-link:hover{gap:12px;color:var(--brand-strong);}

/* ---------- News / CMS ---------- */
.news-wrap{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:36px;align-items:start;}
.news-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}
.post-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  display:flex;flex-direction:column;transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.post-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:rgba(11,143,122,.4);}
.post-card .thumb{aspect-ratio:16/9;overflow:hidden;background:var(--brand-soft);}
.post-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease;}
.post-card:hover .thumb img{transform:scale(1.045);}
.post-body{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1;}
.post-meta{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:13px;}
.post-body h3{font-size:17px;line-height:1.5;margin-bottom:11px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.post-card:hover h3{color:var(--brand-strong);}
.post-body .excerpt{font-size:14.5px;color:var(--muted);line-height:1.8;margin-bottom:18px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.post-more{margin-top:auto;display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:700;color:var(--brand);}
.post-more:hover{gap:12px;color:var(--brand-strong);}
.news-side{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:26px 24px;position:sticky;top:150px;}
.news-side h3{font-size:17px;margin-bottom:8px;}
.news-side .side-note{font-size:13.5px;color:var(--muted);margin-bottom:20px;}
.side-link{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:13px 0;border-bottom:1px dashed var(--line);font-size:14.5px;font-weight:600;color:var(--text);}
.side-link:last-of-type{border-bottom:none;}
.side-link:hover{color:var(--brand-strong);}
.side-link i{color:var(--brand);font-size:12.5px;}
.news-side .btn{width:100%;margin-top:20px;}
.empty-state{background:#fff;border:1.5px dashed var(--line);border-radius:var(--r-card);padding:56px 28px;text-align:center;grid-column:1/-1;}
.empty-state .es-ico{width:60px;height:60px;border-radius:18px;background:var(--brand-soft);color:var(--brand-strong);display:flex;align-items:center;justify-content:center;font-size:24px;margin:0 auto 18px;}
.empty-state h3{font-size:18px;margin-bottom:9px;}
.empty-state p{color:var(--muted);font-size:14.5px;margin-bottom:22px;}

/* ---------- Social proof ---------- */
.proof-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-bottom:32px;}
.proof-card{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.13);border-radius:var(--r-card);padding:28px 26px;transition:border-color .22s ease,background .22s ease;}
.proof-card:hover{border-color:rgba(25,211,180,.5);background:rgba(25,211,180,.06);}
.proof-card strong{display:block;font-size:34px;font-weight:800;color:var(--glow);line-height:1.1;margin-bottom:8px;}
.proof-card span{font-size:14.5px;color:#A9BAB4;}
.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.quote{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:28px 26px;box-shadow:var(--sh-1);}
.quote .stars{color:var(--accent);font-size:13.5px;margin-bottom:14px;letter-spacing:2px;}
.quote p{font-size:15px;color:var(--text);line-height:1.85;margin-bottom:18px;}
.quote .who{display:flex;align-items:center;gap:11px;}
.quote .who .av{width:36px;height:36px;border-radius:50%;background:var(--brand-soft);color:var(--brand-strong);display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:800;}
.quote .who span{font-size:13.5px;color:var(--muted);}

/* ---------- FAQ ---------- */
.faq-list{display:grid;grid-template-columns:1fr 1fr;gap:16px;align-items:start;}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;}
.faq-item[open]{border-color:rgba(11,143,122,.45);box-shadow:var(--sh-1);}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;font-size:15.5px;font-weight:700;color:var(--ink);min-height:56px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;font-size:12px;
  color:var(--brand);flex-shrink:0;transition:transform .25s ease;
}
.faq-item[open] summary::after{content:"\f068";}
.faq-item summary:hover{color:var(--brand-strong);background:var(--brand-soft);}
.faq-answer{padding:0 22px 22px;font-size:15px;color:var(--muted);line-height:1.8;border-top:1px solid var(--line);padding-top:18px;}

/* ---------- CTA band ---------- */
.cta-band{position:relative;overflow:hidden;background:var(--deep);}
.cta-band .cta-bg{position:absolute;inset:0;background-image:url('/assets/images/backpic/back-2.png');background-size:cover;background-position:center;opacity:.3;}
.cta-band .cta-overlay{position:absolute;inset:0;background:linear-gradient(120deg,rgba(11,20,18,.95),rgba(8,107,92,.78));}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,.8fr);gap:44px;align-items:center;padding:78px 0;}
.cta-inner h2{color:#fff;font-size:clamp(1.6rem,2.8vw,2.2rem);margin-bottom:16px;}
.cta-inner p{color:#B9C7C2;font-size:16px;max-width:560px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.cta-side{display:flex;flex-direction:column;gap:14px;}
.cta-side-item{display:flex;gap:13px;align-items:flex-start;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:14px;padding:16px 18px;}
.cta-side-item i{color:var(--glow);font-size:16px;margin-top:4px;}
.cta-side-item strong{display:block;color:#fff;font-size:14.5px;margin-bottom:2px;}
.cta-side-item span{color:#A9BAB4;font-size:13.5px;line-height:1.7;}

/* ---------- Footer ---------- */
.site-footer{background:var(--deep);color:#9FB3AD;padding:70px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px;}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:18px;}
.footer-brand .brand-mark{box-shadow:none;}
.footer-brand .brand-text .l1{color:#fff;}
.footer-brand .brand-text .l2{color:#7F938D;}
.site-footer p{font-size:14px;line-height:1.9;color:#8FA39D;}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:18px;font-weight:700;}
.footer-links li{margin-bottom:11px;}
.footer-links a{font-size:14px;color:#9FB3AD;}
.footer-links a:hover{color:var(--glow);}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:24px 0 28px;display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center;}
.footer-bottom span{font-size:13px;color:#7F938D;}

/* ---------- Fixed conversion bar ---------- */
.convert-bar{
  position:fixed;right:26px;bottom:26px;z-index:90;
  display:flex;align-items:center;gap:16px;
  background:#fff;border:1px solid var(--line);border-radius:16px;
  padding:14px 16px 14px 20px;box-shadow:0 16px 44px rgba(11,20,18,.2);
  max-width:430px;
}
.convert-bar .cb-ico{width:42px;height:42px;border-radius:12px;background:var(--brand-soft);color:var(--brand-strong);display:flex;align-items:center;justify-content:center;font-size:17px;flex-shrink:0;}
.convert-bar .cb-text strong{display:block;font-size:14.5px;color:var(--ink);line-height:1.35;}
.convert-bar .cb-text span{font-size:12.5px;color:var(--muted);}
.convert-bar .cb-actions{display:flex;align-items:center;gap:10px;margin-left:auto;}
.convert-bar .btn{padding:11px 18px;font-size:14px;}
.convert-bar .cb-close{width:30px;height:30px;border-radius:9px;border:none;background:var(--bg);color:var(--muted);font-size:13px;display:flex;align-items:center;justify-content:center;flex-shrink:0;}
.convert-bar .cb-close:hover{background:var(--accent-soft);color:#C24A19;}
.convert-bar.hidden{display:none;}

/* ---------- Responsive ---------- */
@media (max-width:1200px){
  .container{padding:0 20px;}
  .hero-grid{gap:40px;}
  .news-wrap{grid-template-columns:minmax(0,1fr) 290px;gap:28px;}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px;}
  .footer-grid .f-about{grid-column:1/-1;}
}
@media (max-width:992px){
  .section{padding:70px 0;}
  .nav-search{max-width:260px;}
  .hero-inner{padding:64px 0 58px;}
  .hero-grid{grid-template-columns:1fr;gap:44px;}
  .hero-visual{order:-1;}
  .hero-visual img{aspect-ratio:16/9;}
  .hero-float{position:static;margin-top:16px;max-width:none;box-shadow:var(--sh-1);}
  .hero-sub{max-width:none;}
  .hero-strip-grid{grid-template-columns:repeat(2,1fr);}
  .strip-item:nth-child(3){border-left:none;}
  .strip-item:nth-child(1),.strip-item:nth-child(2){border-bottom:1px solid rgba(255,255,255,.1);}
  .triad{grid-template-columns:1fr;}
  .triad-bottom{grid-template-columns:1fr;}
  .scene{grid-template-columns:1fr;gap:28px;padding:28px;}
  .scene-media{order:-1;}
  .news-wrap{grid-template-columns:1fr;}
  .news-side{position:static;}
  .proof-grid{grid-template-columns:repeat(2,1fr);}
  .quote-grid{grid-template-columns:1fr;}
  .faq-list{grid-template-columns:1fr;}
  .cta-inner{grid-template-columns:1fr;gap:34px;padding:62px 0;}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:768px){
  body{font-size:16px;}
  .nav-search{display:none;}
  .nav-actions .btn{display:none;}
  .menu-toggle{display:flex;}
  .section{padding:58px 0;}
  .section-head{margin-bottom:32px;}
  .hero h1{font-size:clamp(1.7rem,6.4vw,2.2rem);}
  .hero-cta .btn{flex:1 1 auto;}
  .news-grid{grid-template-columns:1fr;}
  .proof-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
  .convert-bar{
    right:12px;left:12px;bottom:12px;max-width:none;
    padding:12px 12px 12px 14px;gap:12px;
  }
  .convert-bar .cb-text span{display:none;}
  .convert-bar .cb-actions .btn-ghost{display:none;}
  body{padding-bottom:96px;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .brand-text .l2{display:none;}
  .hero-inner{padding:52px 0 48px;}
  .hero-facts{gap:8px;}
  .hero-fact{font-size:12.5px;padding:8px 12px;}
  .hero-strip-grid{grid-template-columns:1fr;}
  .strip-item{border-left:none;border-bottom:1px solid rgba(255,255,255,.1);}
  .strip-item:last-child{border-bottom:none;}
  .f-card{padding:26px 22px;}
  .scene{padding:20px;}
  .post-body{padding:18px;}
  .btn{padding:14px 20px;font-size:15px;}
  .cta-inner{padding:52px 0;}
  .cta-actions .btn{width:100%;}
}

/* roulang page: article */
:root{
  --brand:#0B8F7A;
  --brand-strong:#086B5C;
  --brand-soft:#E4F5F1;
  --accent:#FF7A45;
  --accent-soft:#FFE7DC;
  --ink:#0C1513;
  --text:#17201D;
  --muted:#5B6862;
  --bg:#F5F7F4;
  --surface:#FFFFFF;
  --line:#DFE7E1;
  --deep:#0B1412;
  --glow:#19D3B4;
  --radius-card:16px;
  --radius-btn:12px;
  --shadow-1:0 8px 24px rgba(11,20,18,.08);
  --shadow-2:0 12px 32px rgba(11,20,18,.12);
  --container:1240px;
  --read:800px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16.5px;
  line-height:1.8;
  letter-spacing:.01em;
  padding-bottom:88px;
}
img{max-width:100%;display:block;border-radius:14px;object-fit:cover;}
a{color:var(--brand-strong);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--accent);}
button{font-family:inherit;}
h1,h2,h3,h4{line-height:1.3;color:var(--ink);margin:0;font-weight:800;}
p{margin:0 0 1.2em;}
ul,ol{margin:0;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px;}

/* ---------- 顶部双层导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,255,255,.96);
  backdrop-filter:saturate(150%) blur(8px);
  border-bottom:1px solid var(--line);
}
.nav-top{display:flex;align-items:center;gap:20px;height:70px;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(150deg,var(--brand),var(--glow));
  color:#fff;font-size:18px;box-shadow:var(--shadow-1);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text .l1{font-weight:800;font-size:17px;color:var(--ink);letter-spacing:.02em;}
.brand-text .l2{font-size:12.5px;color:var(--brand-strong);letter-spacing:.16em;}
.nav-search{flex:1;max-width:420px;position:relative;}
.nav-search input{
  width:100%;height:42px;border-radius:10px;border:1px solid var(--line);
  background:#FBFCFB;padding:0 44px 0 16px;font-size:14.5px;color:var(--text);
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.nav-search input::placeholder{color:#9AA6A0;}
.nav-search input:focus{border-color:var(--brand);background:#fff;box-shadow:0 0 0 3px rgba(11,143,122,.14);outline:none;}
.nav-search button{
  position:absolute;right:6px;top:6px;width:32px;height:30px;border:none;border-radius:8px;
  background:var(--brand-soft);color:var(--brand-strong);cursor:pointer;transition:background .2s ease,color .2s ease;
}
.nav-search button:hover{background:var(--brand);color:#fff;}
.nav-actions{display:flex;align-items:center;gap:10px;margin-left:auto;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--radius-btn);font-weight:700;font-size:15px;
  padding:11px 22px;border:1px solid transparent;cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 6px 18px rgba(11,143,122,.26);}
.btn-primary:hover{background:var(--brand-strong);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-2);}
.btn-accent{background:var(--accent);color:#fff;box-shadow:0 6px 18px rgba(255,122,69,.28);}
.btn-accent:hover{background:#F2662F;color:#fff;transform:translateY(-1px);}
.btn-ghost{background:transparent;color:var(--brand-strong);border-color:var(--line);}
.btn-ghost:hover{border-color:var(--brand);background:var(--brand-soft);color:var(--brand-strong);}
.btn-sm{padding:8px 16px;font-size:14px;}
.menu-toggle{display:none;background:#fff;border:1px solid var(--line);border-radius:10px;width:42px;height:42px;color:var(--ink);cursor:pointer;}

.nav-channels{background:#fff;border-top:1px solid var(--line);}
.channel-scroll{display:flex;gap:8px;overflow-x:auto;padding:9px 0;scrollbar-width:none;}
.channel-scroll::-webkit-scrollbar{display:none;}
.channel{
  display:inline-flex;align-items:center;gap:7px;white-space:nowrap;
  padding:8px 16px;border-radius:999px;font-size:14.5px;font-weight:600;
  color:var(--muted);background:#F7F9F7;border:1px solid transparent;transition:all .2s ease;
}
.channel i{font-size:13px;opacity:.85;}
.channel:hover{background:var(--brand-soft);color:var(--brand-strong);}
.channel.active{background:var(--brand);color:#fff;box-shadow:0 6px 16px rgba(11,143,122,.24);}
.channel.active:hover{color:#fff;}

/* ---------- 面包屑 ---------- */
.crumb-bar{background:#fff;border-bottom:1px solid var(--line);}
.crumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:13.5px;color:var(--muted);padding:14px 0;}
.crumb a{color:var(--muted);}
.crumb a:hover{color:var(--brand);}
.crumb .sep{color:#C3CCC7;}
.crumb .current{color:var(--brand-strong);font-weight:600;max-width:min(560px,60vw);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* ---------- 文章布局 ---------- */
.article-shell{padding:44px 0 72px;}
.article-grid{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:44px;align-items:start;}

.article-head{margin-bottom:24px;}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:16px;}
.tag{
  display:inline-flex;align-items:center;gap:6px;padding:5px 13px;border-radius:999px;
  font-size:12.5px;font-weight:700;letter-spacing:.02em;
}
.tag-brand{background:var(--brand-soft);color:var(--brand-strong);}
.tag-accent{background:var(--accent-soft);color:#B8461C;}
.tag-line{background:#fff;border:1px solid var(--line);color:var(--muted);font-weight:600;}
h1.article-title{
  font-size:clamp(1.7rem,3.2vw,2.5rem);
  line-height:1.32;letter-spacing:.005em;margin-bottom:18px;
}
.article-meta{
  display:flex;flex-wrap:wrap;gap:10px 20px;font-size:13.5px;color:var(--muted);
  padding:14px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.article-meta span{display:inline-flex;align-items:center;gap:7px;}
.article-meta i{color:var(--brand);font-size:12.5px;}

.article-panel{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-1);padding:38px 44px;
}
.article-figure{margin:0 0 28px;}
.article-figure img{width:100%;height:280px;}
.article-figure figcaption{font-size:12.5px;color:var(--muted);margin-top:10px;text-align:center;}

.article-content{max-width:var(--read);font-size:16.5px;line-height:1.92;color:var(--text);}
.article-content p{margin:0 0 1.35em;}
.article-content h2{
  font-size:clamp(1.3rem,2.2vw,1.7rem);margin:2.1em 0 .8em;padding-left:14px;
  border-left:5px solid var(--brand);border-radius:2px;
}
.article-content h3{font-size:1.2rem;margin:1.7em 0 .6em;color:var(--brand-strong);}
.article-content h4{font-size:1.05rem;margin:1.4em 0 .5em;}
.article-content ul,.article-content ol{padding-left:1.35em;margin:0 0 1.35em;}
.article-content li{margin-bottom:.6em;}
.article-content ul li::marker{color:var(--brand);}
.article-content ol li::marker{color:var(--brand);font-weight:700;}
.article-content blockquote{
  margin:1.6em 0;padding:16px 22px;background:var(--brand-soft);
  border-left:5px solid var(--brand);border-radius:0 12px 12px 0;color:var(--brand-strong);
}
.article-content blockquote p:last-child{margin-bottom:0;}
.article-content img{border-radius:14px;margin:1.6em auto;box-shadow:var(--shadow-1);}
.article-content a{color:var(--brand-strong);text-decoration:underline;text-underline-offset:3px;}
.article-content a:hover{color:var(--accent);}
.article-content table{width:100%;border-collapse:collapse;margin:1.6em 0;font-size:15px;overflow:hidden;border-radius:12px;}
.article-content th,.article-content td{border:1px solid var(--line);padding:11px 14px;text-align:left;}
.article-content th{background:var(--brand-soft);color:var(--brand-strong);font-weight:700;}
.article-content code{background:#EEF3F0;padding:2px 7px;border-radius:6px;font-size:14.5px;color:var(--brand-strong);}
.article-content hr{border:none;border-top:1px dashed var(--line);margin:2.2em 0;}

.empty-state{
  text-align:center;padding:56px 24px;border:1px dashed var(--line);border-radius:var(--radius-card);
  background:#FBFCFB;
}
.empty-state i{font-size:34px;color:var(--brand);margin-bottom:14px;}
.empty-state h2{font-size:1.3rem;margin-bottom:10px;}
.empty-state p{color:var(--muted);margin-bottom:20px;}

/* ---------- 相关推荐 ---------- */
.rel-block{margin-top:44px;}
.rel-head{display:flex;align-items:baseline;justify-content:space-between;gap:16px;margin-bottom:18px;flex-wrap:wrap;}
.rel-head h2{font-size:1.35rem;}
.rel-head h2 span{color:var(--brand);}
.rel-head a{font-size:14px;font-weight:600;}
.rel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.rel-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-1);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  display:flex;flex-direction:column;
}
.rel-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:#C9E7E0;}
.rel-card img{height:132px;width:100%;border-radius:0;}
.rel-card .body{padding:16px 18px 18px;display:flex;flex-direction:column;gap:8px;flex:1;}
.rel-card h3{font-size:16px;line-height:1.5;}
.rel-card:hover h3{color:var(--brand);}
.rel-card p{font-size:13.5px;color:var(--muted);margin:0;line-height:1.7;}
.rel-card .foot{margin-top:auto;font-size:12.5px;color:var(--muted);display:flex;align-items:center;gap:8px;}

.back-links{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px;padding-top:26px;border-top:1px solid var(--line);}

/* ---------- 侧栏 ---------- */
.side-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:22px 22px 24px;box-shadow:var(--shadow-1);margin-bottom:20px;
}
.side-card h3{
  font-size:15px;display:flex;align-items:center;gap:8px;margin-bottom:14px;
  padding-bottom:12px;border-bottom:1px solid var(--line);
}
.side-card h3 i{color:var(--brand);font-size:14px;}
.side-list{list-style:none;padding:0;margin:0;}
.side-list li{margin-bottom:4px;}
.side-list a{
  display:flex;align-items:flex-start;gap:9px;padding:9px 10px;border-radius:10px;
  font-size:14.3px;color:var(--text);line-height:1.6;transition:background .2s ease,color .2s ease;
}
.side-list a i{color:var(--brand);font-size:11px;margin-top:8px;flex-shrink:0;}
.side-list a:hover{background:var(--brand-soft);color:var(--brand-strong);}
.side-note{font-size:13.5px;color:var(--muted);line-height:1.8;margin:0;}
.tag-cloud{display:flex;flex-wrap:wrap;gap:8px;}
.tag-cloud a{
  font-size:12.8px;padding:5px 12px;border-radius:999px;background:#F4F7F5;
  border:1px solid var(--line);color:var(--muted);transition:all .2s ease;
}
.tag-cloud a:hover{background:var(--accent-soft);border-color:#FFD3C0;color:#B8461C;}
.side-cta{background:var(--deep);border-color:var(--deep);color:#DDE7E3;}
.side-cta h3{color:#fff;border-bottom-color:rgba(255,255,255,.14);}
.side-cta h3 i{color:var(--glow);}
.side-cta p{font-size:13.8px;color:#A9B8B3;line-height:1.8;margin-bottom:16px;}
.side-cta .btn{width:100%;}

/* ---------- 底部转化条 ---------- */
.convert-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:90;
  background:rgba(11,20,18,.96);border-top:1px solid rgba(255,255,255,.1);
  backdrop-filter:blur(6px);
}
.convert-inner{display:flex;align-items:center;gap:18px;padding:12px 24px;max-width:var(--container);margin:0 auto;}
.convert-inner .c-text{color:#DCE7E3;font-size:14.5px;font-weight:600;flex:1;min-width:0;}
.convert-inner .c-text small{display:block;font-size:12.5px;color:#8FA39D;font-weight:400;}
.convert-inner .c-actions{display:flex;align-items:center;gap:10px;}
.convert-close{background:transparent;border:1px solid rgba(255,255,255,.22);color:#B9C7C2;width:32px;height:32px;border-radius:9px;cursor:pointer;transition:all .2s ease;}
.convert-close:hover{background:rgba(255,255,255,.1);color:#fff;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--deep);color:#B8C6C1;padding:64px 0 26px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:38px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-mark{background:linear-gradient(150deg,var(--brand),var(--glow));}
.footer-brand .brand-text .l1{color:#fff;}
.footer-brand .brand-text .l2{color:var(--glow);}
.f-about p{font-size:13.8px;line-height:1.9;color:#93A29D;margin:0;}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:16px;letter-spacing:.03em;}
.footer-links{list-style:none;padding:0;margin:0;}
.footer-links li{margin-bottom:10px;}
.footer-links a{color:#A6B5B0;font-size:13.8px;transition:color .2s ease,padding-left .2s ease;}
.footer-links a:hover{color:var(--glow);padding-left:4px;}
.footer-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:12.8px;color:#7D8C87;
}

/* ---------- 响应式 ---------- */
@media (max-width:1200px){
  .article-grid{grid-template-columns:minmax(0,1fr) 290px;gap:32px;}
  .article-panel{padding:32px 30px;}
  .footer-grid{grid-template-columns:1.5fr 1fr 1fr;gap:30px;}
}
@media (max-width:992px){
  .nav-search{max-width:280px;}
  .article-grid{grid-template-columns:1fr;}
  .article-side{order:2;}
  .rel-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:768px){
  body{font-size:16px;padding-bottom:104px;}
  .container{padding:0 18px;}
  .nav-top{height:62px;gap:12px;}
  .nav-search{display:none;}
  .menu-toggle{display:block;order:3;margin-left:auto;}
  .nav-actions{order:2;margin-left:0;}
  .nav-actions .btn span{display:none;}
  .nav-actions .btn{padding:10px 14px;}
  .article-shell{padding:30px 0 56px;}
  .article-panel{padding:24px 18px;border-radius:14px;}
  .article-content{font-size:16px;line-height:1.9;}
  .article-figure img{height:200px;}
  .rel-grid{grid-template-columns:1fr;}
  .crumb .current{max-width:100%;}
  .convert-inner{padding:10px 16px;gap:10px;}
  .convert-inner .c-text{font-size:13.5px;}
  .convert-inner .c-text small{display:none;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .site-footer{padding:48px 0 22px;}
}
@media (max-width:520px){
  h1.article-title{font-size:1.55rem;}
  .article-content h2{font-size:1.22rem;}
  .btn{padding:10px 16px;font-size:14px;}
  .rel-card img{height:150px;}
  .convert-inner .c-actions .btn-ghost{display:none;}
}

/* roulang page: category1 */
:root{
  --brand:#0B8F7A;
  --brand-strong:#086B5C;
  --brand-soft:#E4F5F1;
  --accent:#FF7A45;
  --accent-soft:#FFE7DC;
  --ink:#0C1513;
  --text:#17201D;
  --muted:#5B6862;
  --bg:#F5F7F4;
  --surface:#FFFFFF;
  --line:#DFE7E1;
  --deep:#0B1412;
  --glow:#19D3B4;
  --radius-card:16px;
  --radius-btn:11px;
  --shadow:0 8px 24px rgba(11,20,18,.08);
  --shadow-hover:0 12px 32px rgba(11,20,18,.12);
  --max:1240px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg);
  letter-spacing:.01em;
  padding-bottom:76px;
}
img{max-width:100%;display:block;border:0}
a{color:var(--brand-strong);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--brand)}
h1,h2,h3,h4{margin:0;color:var(--ink);line-height:1.25;font-weight:800;letter-spacing:.01em}
p{margin:0 0 1.2em}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit;cursor:pointer}
input{font-family:inherit}
:focus-visible{outline:3px solid var(--glow);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 24px}

/* ---------- 顶部双层导航 ---------- */
.site-header{position:sticky;top:0;z-index:60;background:var(--surface);border-bottom:1px solid var(--line);box-shadow:0 2px 12px rgba(11,20,18,.04)}
.nav-top{display:flex;align-items:center;gap:20px;min-height:70px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{width:38px;height:38px;border-radius:12px;background:linear-gradient(140deg,var(--brand),var(--brand-strong));color:#fff;display:flex;align-items:center;justify-content:center;font-size:16px;box-shadow:0 6px 16px rgba(11,143,122,.32)}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text .l1{font-size:15px;font-weight:800;color:var(--ink)}
.brand-text .l2{font-size:12.5px;font-weight:600;color:var(--brand-strong);letter-spacing:.06em}
.nav-search{flex:1;max-width:390px;position:relative}
.nav-search input{width:100%;height:42px;border:1px solid var(--line);background:var(--bg);border-radius:10px;padding:0 42px 0 14px;font-size:14px;color:var(--text);transition:border-color .2s ease,box-shadow .2s ease,background .2s ease}
.nav-search input::placeholder{color:#93a09a}
.nav-search input:focus{outline:none;border-color:var(--brand);background:#fff;box-shadow:0 0 0 3px rgba(11,143,122,.16)}
.nav-search button{position:absolute;right:6px;top:6px;width:30px;height:30px;border:0;border-radius:8px;background:var(--brand);color:#fff;font-size:13px;display:flex;align-items:center;justify-content:center;transition:background .2s ease}
.nav-search button:hover{background:var(--brand-strong)}
.nav-actions{margin-left:auto;display:flex;align-items:center;gap:12px;flex-shrink:0}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:var(--radius-btn);font-size:15px;font-weight:700;padding:12px 22px;transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;white-space:nowrap}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 8px 20px rgba(11,143,122,.26)}
.btn-primary:hover{background:var(--brand-strong);color:#fff;transform:translateY(-1px);box-shadow:0 12px 26px rgba(11,143,122,.3)}
.btn-accent{background:var(--accent);color:#fff;box-shadow:0 8px 20px rgba(255,122,69,.28)}
.btn-accent:hover{background:#f0662d;color:#fff;transform:translateY(-1px);box-shadow:0 12px 26px rgba(255,122,69,.34)}
.btn-ghost{background:transparent;color:var(--brand-strong);border:1.5px solid var(--brand)}
.btn-ghost:hover{background:var(--brand-soft);color:var(--brand-strong);transform:translateY(-1px)}
.btn-sm{padding:9px 16px;font-size:14px}
.btn:active{transform:translateY(0)}
.menu-toggle{display:none;width:42px;height:42px;border:1px solid var(--line);background:#fff;border-radius:10px;color:var(--ink);font-size:16px}

.nav-channels{border-top:1px solid var(--line);background:var(--surface)}
.channel-scroll{display:flex;gap:8px;align-items:center;height:50px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none}
.channel-scroll::-webkit-scrollbar{display:none}
.channel{display:inline-flex;align-items:center;gap:7px;padding:8px 16px;border-radius:999px;font-size:14.5px;font-weight:600;color:var(--muted);white-space:nowrap;border:1px solid transparent;transition:background .2s ease,color .2s ease,border-color .2s ease}
.channel i{font-size:13px;opacity:.85}
.channel:hover{background:var(--brand-soft);color:var(--brand-strong)}
.channel.active{background:var(--brand);color:#fff;border-color:var(--brand);box-shadow:0 6px 14px rgba(11,143,122,.24)}
.channel.active i{opacity:1}

/* ---------- 小 Hero ---------- */
.cat-hero{position:relative;overflow:hidden;background:var(--deep);color:#fff}
.cat-hero::before{content:"";position:absolute;inset:0;background-image:url("/assets/images/backpic/back-1.png");background-size:cover;background-position:center;opacity:.42}
.cat-hero::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(11,20,18,.93) 8%,rgba(11,20,18,.68) 52%,rgba(11,143,122,.42) 100%)}
.cat-hero .container{position:relative;z-index:2;padding-top:52px;padding-bottom:60px}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:rgba(255,255,255,.72);margin-bottom:22px}
.breadcrumb a{color:rgba(255,255,255,.86)}
.breadcrumb a:hover{color:var(--glow)}
.breadcrumb .sep{opacity:.5}
.breadcrumb .cur{color:#fff;font-weight:600}
.hero-badge{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;background:rgba(25,211,180,.16);border:1px solid rgba(25,211,180,.45);color:#8ff0dd;font-size:13px;font-weight:600;margin-bottom:18px}
.cat-hero h1{color:#fff;font-size:clamp(2rem,4.5vw,3.2rem);max-width:19em}
.cat-hero h1 em{font-style:normal;color:var(--glow)}
.hero-lead{margin-top:18px;max-width:44em;font-size:17px;line-height:1.9;color:rgba(255,255,255,.86)}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-pills{display:flex;flex-wrap:wrap;gap:10px;margin-top:34px}
.hero-pills span{display:inline-flex;align-items:center;gap:7px;padding:7px 14px;border-radius:999px;background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.18);font-size:13px;color:rgba(255,255,255,.9)}
.hero-pills i{color:var(--glow);font-size:12px}

/* ---------- 通用板块 ---------- */
.section{padding:88px 0}
.section.tight{padding:72px 0}
.section.surface{background:var(--surface)}
.section.deep{background:var(--deep);color:rgba(255,255,255,.84)}
.section-head{max-width:720px;margin-bottom:44px}
.section-head .eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:var(--brand-strong);background:var(--brand-soft);border-radius:999px;padding:6px 14px;margin-bottom:14px;letter-spacing:.06em}
.section-head h2{font-size:clamp(1.5rem,2.6vw,2.1rem)}
.section-head p{margin-top:14px;color:var(--muted);font-size:16px;line-height:1.9}
.section.deep .section-head h2{color:#fff}
.section.deep .section-head p{color:rgba(255,255,255,.76)}
.section.deep .eyebrow{background:rgba(25,211,180,.14);color:#8ff0dd}

/* ---------- 非对称卡片网格 ---------- */
.asym-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:26px;align-items:stretch}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow);padding:28px;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:#c9ded7}
.card .c-icon{width:46px;height:46px;border-radius:13px;background:var(--brand-soft);color:var(--brand-strong);display:flex;align-items:center;justify-content:center;font-size:18px;margin-bottom:16px}
.card h3{font-size:1.25rem;margin-bottom:10px}
.card p{color:var(--muted);font-size:15px;line-height:1.88;margin-bottom:14px}
.card .c-link{font-weight:700;font-size:14.5px;color:var(--brand-strong);display:inline-flex;align-items:center;gap:7px}
.card .c-link:hover{gap:11px;color:var(--brand)}
.card-feature{display:flex;flex-direction:column;justify-content:space-between;background:linear-gradient(160deg,#ffffff 0%,#f3faf8 100%);border-color:#cde7e0}
.card-feature .tagline{display:inline-flex;align-items:center;gap:7px;font-size:12.5px;font-weight:700;color:var(--accent);background:var(--accent-soft);border-radius:999px;padding:5px 12px;margin-bottom:16px;width:fit-content}
.card-feature img{border-radius:14px;width:100%;height:190px;object-fit:cover;margin:6px 0 18px}
.stack-col{display:grid;gap:26px}
.card-compact{display:flex;gap:16px;align-items:flex-start;padding:22px}
.card-compact .c-icon{margin-bottom:0;flex-shrink:0;width:42px;height:42px;font-size:16px}
.card-compact h3{font-size:1.06rem;margin-bottom:6px}
.card-compact p{margin-bottom:0;font-size:14.5px}

/* ---------- 三步流程 ---------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;counter-reset:step}
.step{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);padding:26px 24px 24px;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.step:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:#c9ded7}
.step .num{font-family:Inter,Arial,sans-serif;font-size:30px;font-weight:800;color:var(--brand-soft);line-height:1;margin-bottom:12px;letter-spacing:-.02em}
.step h3{font-size:1.1rem;margin-bottom:8px}
.step p{font-size:14.5px;color:var(--muted);margin-bottom:0;line-height:1.85}
.step::after{content:"";position:absolute;top:38px;right:-13px;width:24px;height:2px;background:repeating-linear-gradient(90deg,var(--line) 0 5px,transparent 5px 10px)}
.step:last-child::after{display:none}

/* ---------- 设备适配卡片 ---------- */
.device-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.device-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow);display:flex;flex-direction:column;transition:transform .2s ease,box-shadow .2s ease}
.device-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover)}
.device-card img{height:172px;width:100%;object-fit:cover}
.device-card .dc-body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1}
.device-card .badge{display:inline-flex;align-items:center;gap:6px;align-self:flex-start;font-size:12.5px;font-weight:700;color:var(--brand-strong);background:var(--brand-soft);border-radius:999px;padding:5px 12px}
.device-card h3{font-size:1.08rem}
.device-card p{font-size:14.5px;color:var(--muted);margin:0;line-height:1.86}
.device-card .dc-foot{margin-top:auto;padding-top:8px}

/* ---------- 清单 ---------- */
.check-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px 28px}
.check-item{display:flex;gap:13px;align-items:flex-start;background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:18px 20px;transition:border-color .2s ease,transform .2s ease}
.check-item:hover{border-color:var(--brand);transform:translateY(-2px)}
.check-item i{color:var(--brand);font-size:15px;margin-top:5px;flex-shrink:0}
.check-item strong{display:block;font-size:15px;color:var(--ink);margin-bottom:4px}
.check-item span{font-size:14px;color:var(--muted);line-height:1.8}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:12px;max-width:900px;margin:0 auto}
.faq-item{background:var(--surface);border:1px solid var(--line);border-radius:14px;overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease}
.faq-item.open{border-color:var(--brand);box-shadow:var(--shadow)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;background:none;border:0;text-align:left;padding:18px 22px;font-size:16px;font-weight:700;color:var(--ink);min-height:56px}
.faq-q:hover{color:var(--brand-strong)}
.faq-q .ico{flex-shrink:0;width:28px;height:28px;border-radius:50%;background:var(--brand-soft);color:var(--brand-strong);display:flex;align-items:center;justify-content:center;font-size:12px;transition:transform .25s ease,background .2s ease,color .2s ease}
.faq-item.open .faq-q .ico{transform:rotate(180deg);background:var(--brand);color:#fff}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-a p{padding:0 22px 20px;margin:0;font-size:15px;line-height:1.9;color:var(--muted)}
.faq-item.open .faq-a{max-height:420px}

/* ---------- CTA 区 ---------- */
.cta-band{background:linear-gradient(120deg,var(--brand-strong) 0%,var(--brand) 58%,#0f9d86 100%);color:#fff;border-radius:22px;padding:52px 46px;display:flex;flex-wrap:wrap;gap:28px;align-items:center;justify-content:space-between;box-shadow:0 18px 44px rgba(11,143,122,.26)}
.cta-band h2{color:#fff;font-size:clamp(1.5rem,2.4vw,2rem);max-width:22em}
.cta-band p{color:rgba(255,255,255,.9);margin:14px 0 0;font-size:15.5px;max-width:36em}
.cta-band .btn-white{background:#fff;color:var(--brand-strong);box-shadow:0 10px 24px rgba(11,20,18,.16)}
.cta-band .btn-white:hover{background:#f2fffb;color:var(--brand-strong);transform:translateY(-1px)}
.cta-band .btn-outline{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.7)}
.cta-band .btn-outline:hover{background:rgba(255,255,255,.14);color:#fff}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--deep);color:rgba(255,255,255,.74);padding:64px 0 28px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-mark{background:linear-gradient(140deg,var(--glow),var(--brand))}
.footer-brand .brand-text .l1{color:#fff}
.footer-brand .brand-text .l2{color:var(--glow)}
.f-about p{font-size:14px;line-height:1.9;color:rgba(255,255,255,.66);max-width:34em;margin:0}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:16px;font-weight:700}
.footer-links{display:grid;gap:10px}
.footer-links a{color:rgba(255,255,255,.72);font-size:14px}
.footer-links a:hover{color:var(--glow)}
.footer-bottom{margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.56)}

/* ---------- 底部固定转化条 ---------- */
.sticky-bar{position:fixed;right:24px;bottom:24px;z-index:70;background:var(--surface);border:1px solid var(--line);border-radius:16px;box-shadow:0 16px 40px rgba(11,20,18,.18);padding:14px 16px;display:flex;align-items:center;gap:16px;max-width:min(560px,calc(100vw - 48px))}
.sticky-bar .sb-text strong{display:block;font-size:14.5px;color:var(--ink)}
.sticky-bar .sb-text span{font-size:12.5px;color:var(--muted)}
.sticky-bar .sb-actions{display:flex;align-items:center;gap:10px;margin-left:auto}
.sticky-bar .sb-close{width:30px;height:30px;border-radius:50%;border:1px solid var(--line);background:#fff;color:var(--muted);font-size:12px;display:flex;align-items:center;justify-content:center;transition:background .2s ease,color .2s ease}
.sticky-bar .sb-close:hover{background:var(--accent-soft);color:#c9531f;border-color:var(--accent-soft)}
.sticky-bar.hidden{display:none}

/* ---------- 响应式 ---------- */
@media (max-width:1200px){
  .section{padding:78px 0}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:30px}
}
@media (max-width:992px){
  .nav-search{max-width:280px}
  .asym-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr;gap:16px}
  .step::after{display:none}
  .device-grid{grid-template-columns:1fr 1fr}
  .check-grid{grid-template-columns:1fr}
  .cta-band{padding:40px 30px}
}
@media (max-width:768px){
  body{padding-bottom:96px}
  .nav-search{display:none}
  .menu-toggle{display:flex;align-items:center;justify-content:center}
  .nav-actions .btn{display:none}
  .nav-actions .btn.keep{display:inline-flex}
  .nav-top{min-height:64px;gap:12px}
  .cat-hero .container{padding-top:34px;padding-bottom:44px}
  .section{padding:60px 0}
  .section.tight{padding:52px 0}
  .section-head{margin-bottom:32px}
  .device-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px}
  .cta-band{flex-direction:column;align-items:flex-start;text-align:left}
  .sticky-bar{left:12px;right:12px;bottom:12px;max-width:none;padding:12px}
  .sticky-bar .sb-text span{display:none}
  .sticky-bar .sb-actions .btn{padding:10px 16px;font-size:14px}
}
@media (max-width:576px){
  .container{padding:0 16px}
  .cat-hero h1{font-size:1.78rem}
  .hero-lead{font-size:15.5px}
  .card,.card-compact{padding:20px}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr}
  .cta-band{padding:32px 22px;border-radius:18px}
  .cta-actions{width:100%;flex-direction:column}
  .cta-actions .btn{width:100%}
}

/* roulang page: category2 */
:root{
  --brand:#0B8F7A;
  --brand-strong:#086B5C;
  --brand-soft:#E4F5F1;
  --accent:#FF7A45;
  --accent-soft:#FFE7DC;
  --ink:#0C1513;
  --text:#17201D;
  --muted:#5B6862;
  --bg:#F5F7F4;
  --surface:#FFFFFF;
  --line:#DFE7E1;
  --deep:#0B1412;
  --glow:#19D3B4;
  --radius:16px;
  --radius-sm:12px;
  --shadow:0 8px 24px rgba(11,20,18,.08);
  --shadow-hover:0 12px 32px rgba(11,20,18,.12);
  --container:1240px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:16.5px;
  line-height:1.85;
  letter-spacing:.01em;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
input{font:inherit}
h1,h2,h3,h4{color:var(--ink);line-height:1.25;margin:0 0 .6em;font-weight:800;letter-spacing:.005em}
h1{font-size:clamp(2rem,4.2vw,3.1rem)}
h2{font-size:clamp(1.5rem,2.6vw,2.1rem)}
h3{font-size:1.25rem}
p{margin:0 0 1.2em}
p:last-child{margin-bottom:0}
ul,ol{margin:0 0 1.2em;padding-left:1.25em}
li{margin-bottom:.5em}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.section{padding:84px 0}
.section-tight{padding:64px 0}
.section-alt{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-deep{background:var(--deep);color:#D9E4E0}
.section-deep h2,.section-deep h3{color:#fff}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.16em;
  color:var(--brand-strong);background:var(--brand-soft);
  padding:6px 14px;border-radius:999px;margin-bottom:16px;
}
.section-head{max-width:760px;margin-bottom:40px}
.section-head p{color:var(--muted);font-size:16px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:70;background:rgba(255,255,255,.97);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.nav-top-inner{display:flex;align-items:center;gap:20px;height:70px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:38px;height:38px;border-radius:11px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--brand),var(--brand-strong));
  color:#fff;font-size:16px;box-shadow:0 6px 16px rgba(11,143,122,.28);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text .l1{font-weight:800;color:var(--ink);font-size:16px;letter-spacing:.01em}
.brand-text .l2{font-size:12px;color:var(--muted);letter-spacing:.16em}
.nav-search{
  flex:1;max-width:430px;display:flex;align-items:center;gap:10px;
  background:var(--bg);border:1px solid var(--line);border-radius:12px;
  padding:0 8px 0 14px;height:42px;transition:.2s;
}
.nav-search:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(11,143,122,.14);background:#fff}
.nav-search i{color:var(--muted);font-size:14px}
.nav-search input{flex:1;border:0;background:transparent;outline:none;font-size:14.5px;color:var(--text);min-width:0}
.nav-search input::placeholder{color:#98A39D}
.search-btn{
  background:var(--brand);color:#fff;border-radius:9px;
  padding:7px 15px;font-size:13.5px;font-weight:700;transition:.2s;
}
.search-btn:hover{background:var(--brand-strong)}
.nav-actions{display:flex;align-items:center;gap:10px;margin-left:auto}
.menu-toggle{
  display:none;width:42px;height:42px;border-radius:11px;
  border:1px solid var(--line);background:#fff;color:var(--text);font-size:16px;
  transition:.2s;
}
.menu-toggle:hover{border-color:var(--brand);color:var(--brand-strong)}
.menu-toggle:focus-visible,.btn:focus-visible,.channel:focus-visible,.faq-item summary:focus-visible{outline:3px solid var(--glow);outline-offset:2px}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:12px;font-weight:700;font-size:15px;
  border:1.5px solid transparent;transition:transform .2s,background .2s,box-shadow .2s,border-color .2s,color .2s;
  white-space:nowrap;
}
.btn-sm{padding:9px 16px;font-size:14px;border-radius:10px}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 8px 20px rgba(11,143,122,.26)}
.btn-primary:hover{background:var(--brand-strong);transform:translateY(-1px);box-shadow:0 12px 26px rgba(11,143,122,.32)}
.btn-accent{background:var(--accent);color:#fff;box-shadow:0 8px 20px rgba(255,122,69,.28)}
.btn-accent:hover{background:#F0632B;transform:translateY(-1px);box-shadow:0 12px 26px rgba(255,122,69,.34)}
.btn-outline{border-color:var(--brand);color:var(--brand-strong);background:#fff}
.btn-outline:hover{background:var(--brand-soft)}
.btn-ghost{border-color:rgba(255,255,255,.34);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.13);border-color:rgba(255,255,255,.7)}
.btn-block{width:100%}

.nav-channels{border-top:1px solid var(--line);background:#fff}
.channel-scroll{display:flex;gap:6px;overflow-x:auto;padding:8px 0;scrollbar-width:none}
.channel-scroll::-webkit-scrollbar{display:none}
.channel{
  display:inline-flex;align-items:center;gap:7px;padding:8px 16px;border-radius:999px;
  font-size:14.5px;color:var(--muted);white-space:nowrap;transition:.2s;
}
.channel i{font-size:13px;opacity:.85}
.channel:hover{background:var(--brand-soft);color:var(--brand-strong)}
.channel.active{background:var(--brand);color:#fff;box-shadow:0 6px 16px rgba(11,143,122,.24)}

.mobile-drawer{display:none;border-top:1px solid var(--line);background:#fff;padding:16px 0 20px}
.mobile-drawer.open{display:block}
.mobile-drawer .m-search{margin-bottom:14px}
.mobile-drawer .m-links{display:flex;flex-wrap:wrap;gap:8px}
.mobile-drawer .m-links a{
  padding:8px 14px;border-radius:999px;border:1px solid var(--line);
  font-size:14px;color:var(--muted);
}
.mobile-drawer .m-links a:hover{border-color:var(--brand);color:var(--brand-strong);background:var(--brand-soft)}

/* ---------- Hero ---------- */
.page-hero{position:relative;overflow:hidden;background:var(--deep);color:#fff}
.page-hero .hero-bg{
  position:absolute;inset:0;
  background:url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  opacity:.34;
}
.page-hero .hero-mask{
  position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(11,20,18,.95) 0%,rgba(11,20,18,.86) 42%,rgba(11,20,18,.6) 100%);
}
.page-hero .container{position:relative;z-index:2;padding-top:76px;padding-bottom:76px}
.hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:52px;align-items:center}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(25,211,180,.14);border:1px solid rgba(25,211,180,.4);
  color:#8FF0DE;font-size:13px;font-weight:700;letter-spacing:.08em;
  padding:6px 14px;border-radius:999px;margin-bottom:20px;
}
.page-hero h1{color:#fff;margin-bottom:20px}
.page-hero .lead{color:#C6D6D1;font-size:17px;line-height:1.85;max-width:640px;margin-bottom:28px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:30px}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px}
.hero-badges span{
  display:inline-flex;align-items:center;gap:7px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);
  color:#D6E3DF;font-size:13.5px;padding:7px 14px;border-radius:999px;
}
.hero-badges i{color:var(--glow)}
.hero-card{
  background:rgba(255,255,255,.97);border-radius:20px;padding:24px;
  box-shadow:0 24px 60px rgba(0,0,0,.35);
}
.hero-card img{border-radius:14px;height:186px;width:100%;object-fit:cover;margin-bottom:18px}
.hero-card h3{font-size:17px;margin-bottom:14px}
.hero-card ul{list-style:none;padding:0;margin:0}
.hero-card li{
  display:flex;gap:11px;align-items:flex-start;
  font-size:14.5px;color:var(--muted);line-height:1.75;margin-bottom:13px;
}
.hero-card li:last-child{margin-bottom:0}
.hero-card li i{color:var(--brand);font-size:15px;margin-top:4px}

/* ---------- Stats ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.stat{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;box-shadow:var(--shadow);transition:.25s;
}
.stat:hover{transform:translateY(-3px);border-color:var(--brand);box-shadow:var(--shadow-hover)}
.stat .num{font-size:28px;font-weight:800;color:var(--brand-strong);line-height:1.2;margin-bottom:6px}
.stat .num small{font-size:14px;font-weight:700;margin-left:4px;color:var(--muted)}
.stat .label{font-size:14.5px;font-weight:700;color:var(--ink);margin-bottom:4px}
.stat .desc{font-size:13.5px;color:var(--muted);line-height:1.7}

/* ---------- Timeline ---------- */
.timeline{display:grid;grid-template-columns:repeat(5,1fr);gap:18px;position:relative}
.tl-item{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 20px;position:relative;transition:.25s;
}
.tl-item:hover{transform:translateY(-3px);border-color:var(--brand);box-shadow:var(--shadow-hover)}
.tl-num{
  width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
  background:var(--brand-soft);color:var(--brand-strong);font-weight:800;font-size:15px;margin-bottom:14px;
}
.tl-item:first-child .tl-num{background:var(--brand);color:#fff}
.tl-item h3{font-size:16px;margin-bottom:8px}
.tl-item p{font-size:14px;color:var(--muted);line-height:1.75;margin:0}

/* ---------- Split ---------- */
.split{display:grid;grid-template-columns:250px minmax(0,1fr);gap:44px;align-items:start}
.toc{
  position:sticky;top:132px;
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);padding:20px;box-shadow:var(--shadow);
}
.toc h3{font-size:13px;letter-spacing:.16em;color:var(--muted);font-weight:700;margin-bottom:14px;text-transform:uppercase}
.toc a{
  display:block;padding:9px 12px;border-radius:10px;font-size:14.5px;
  color:var(--text);border-left:2px solid transparent;transition:.2s;
}
.toc a:hover{background:var(--brand-soft);color:var(--brand-strong);border-left-color:var(--brand)}
.toc .toc-note{margin-top:16px;padding-top:14px;border-top:1px dashed var(--line);font-size:13px;color:var(--muted);line-height:1.7}

.block{margin-bottom:64px}
.block:last-child{margin-bottom:0}
.block-head{display:flex;align-items:flex-start;gap:14px;margin-bottom:22px}
.block-head .ico{
  width:44px;height:44px;flex-shrink:0;border-radius:13px;display:grid;place-items:center;
  background:var(--brand-soft);color:var(--brand-strong);font-size:17px;
}
.block-head h2{font-size:clamp(1.4rem,2.2vw,1.85rem);margin:0 0 4px}
.block-head p{margin:0;color:var(--muted);font-size:14.5px}

.panel{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px;box-shadow:var(--shadow);
}
.panel + .panel{margin-top:18px}
.panel h3{font-size:17px;margin-bottom:10px}
.panel p{color:var(--muted);font-size:15px}

.check-list{list-style:none;padding:0;margin:0;display:grid;gap:12px}
.check-list li{display:flex;gap:12px;align-items:flex-start;margin:0;font-size:15px;color:var(--text)}
.check-list li i{color:var(--brand);margin-top:5px;font-size:15px}
.check-list li span{color:var(--muted);display:block;font-size:13.8px;line-height:1.7}

.grid-two{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.grid-three{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}

.mini-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px;transition:.25s;
}
.mini-card:hover{transform:translateY(-3px);border-color:var(--brand);box-shadow:var(--shadow-hover)}
.mini-card .tag{
  display:inline-block;font-size:12.5px;font-weight:700;color:var(--brand-strong);
  background:var(--brand-soft);border-radius:999px;padding:4px 12px;margin-bottom:12px;
}
.mini-card .tag.warm{color:#B9481E;background:var(--accent-soft)}
.mini-card h3{font-size:16.5px;margin-bottom:8px}
.mini-card p{font-size:14.2px;color:var(--muted);line-height:1.75;margin:0}

.figure{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);background:var(--surface)}
.figure img{width:100%;height:220px;object-fit:cover}
.figure figcaption{padding:14px 18px;font-size:13.5px;color:var(--muted);border-top:1px solid var(--line)}

/* ---------- Latest ---------- */
.latest-list{display:grid;gap:14px}
.latest-item{
  display:grid;grid-template-columns:auto 1fr auto;gap:18px;align-items:center;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:20px 24px;transition:.25s;
}
.latest-item:hover{border-color:var(--brand);transform:translateX(4px);box-shadow:var(--shadow)}
.latest-item .dot{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  background:var(--accent-soft);color:#C1491C;font-size:16px;
}
.latest-item h3{font-size:16.5px;margin-bottom:5px}
.latest-item p{font-size:14px;color:var(--muted);margin:0}
.latest-item .meta{font-size:13px;color:var(--muted);white-space:nowrap;background:var(--bg);border:1px solid var(--line);padding:5px 12px;border-radius:999px}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;margin:0 auto}
.faq-item{
  background:var(--surface);border:1px solid var(--line);border-radius:14px;
  margin-bottom:14px;overflow:hidden;transition:.2s;
}
.faq-item[open]{border-color:var(--brand);box-shadow:var(--shadow)}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:19px 24px;font-weight:700;font-size:16.5px;color:var(--ink);min-height:56px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary .plus{
  width:26px;height:26px;flex-shrink:0;border-radius:8px;display:grid;place-items:center;
  background:var(--brand-soft);color:var(--brand-strong);font-size:13px;transition:transform .25s;
}
.faq-item[open] summary{color:var(--brand-strong)}
.faq-item[open] summary .plus{transform:rotate(45deg);background:var(--brand);color:#fff}
.faq-body{padding:0 24px 22px;color:var(--muted);font-size:15.2px;line-height:1.9}

/* ---------- CTA ---------- */
.cta-box{
  background:linear-gradient(135deg,var(--brand-strong),var(--deep));
  border-radius:22px;padding:56px 48px;color:#fff;position:relative;overflow:hidden;
}
.cta-box::after{
  content:"";position:absolute;right:-80px;top:-80px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(25,211,180,.35),transparent 70%);
}
.cta-grid{display:grid;grid-template-columns:1.4fr .6fr;gap:36px;align-items:center;position:relative;z-index:2}
.cta-box h2{color:#fff;margin-bottom:14px}
.cta-box p{color:#CBE0DA;font-size:16px;margin-bottom:0;max-width:640px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px}
.cta-side{display:flex;flex-direction:column;gap:12px}
.cta-side a{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);
  border-radius:12px;padding:14px 18px;font-size:14.5px;color:#fff;transition:.2s;
}
.cta-side a:hover{background:rgba(255,255,255,.2);border-color:rgba(255,255,255,.45)}

/* ---------- Footer ---------- */
.site-footer{background:var(--deep);color:#A9B8B3;padding:64px 0 26px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.1)}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.footer-brand .brand-mark{background:linear-gradient(135deg,var(--brand),var(--glow));box-shadow:none}
.footer-brand .brand-text .l1{color:#fff}
.footer-brand .brand-text .l2{color:#8FA39D}
.f-about p{font-size:14px;line-height:1.85;color:#93A5A0;margin:0}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:16px;font-weight:700}
.footer-links{list-style:none;padding:0;margin:0}
.footer-links li{margin-bottom:10px}
.footer-links a{font-size:14px;color:#9FB0AB;transition:.2s}
.footer-links a:hover{color:var(--glow)}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  padding-top:24px;font-size:13px;color:#7C8D88;
}

/* ---------- Sticky bar ---------- */
.sticky-bar{
  position:fixed;right:24px;bottom:24px;z-index:80;
  display:flex;align-items:center;gap:14px;
  background:var(--deep);border:1px solid rgba(25,211,180,.28);
  padding:12px 16px;border-radius:14px;
  box-shadow:0 16px 40px rgba(11,20,18,.32);
}
.sticky-bar .sb-text{font-size:13.5px;color:#BFD2CC;margin-right:4px}
.sticky-bar .sb-link{font-size:13.5px;color:var(--glow);font-weight:700}
.sticky-bar .sb-link:hover{text-decoration:underline}
.sb-close{
  width:28px;height:28px;border-radius:8px;display:grid;place-items:center;
  background:rgba(255,255,255,.08);color:#9FB0AB;font-size:12px;transition:.2s;
}
.sb-close:hover{background:rgba(255,255,255,.18);color:#fff}

/* ---------- Responsive ---------- */
@media (max-width:1200px){
  .timeline{grid-template-columns:repeat(3,1fr)}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px}
}
@media (max-width:992px){
  .section{padding:68px 0}
  .hero-grid{grid-template-columns:1fr;gap:34px}
  .hero-card{max-width:520px}
  .split{grid-template-columns:1fr;gap:28px}
  .toc{position:static;top:auto}
  .toc-list{display:flex;flex-wrap:wrap;gap:8px}
  .toc a{border:1px solid var(--line);border-left:1px solid var(--line);padding:8px 14px;border-radius:999px;font-size:14px}
  .toc a:hover{border-color:var(--brand)}
  .stats{grid-template-columns:repeat(2,1fr)}
  .grid-three{grid-template-columns:1fr 1fr}
  .cta-grid{grid-template-columns:1fr;gap:26px}
  .cta-box{padding:44px 30px}
}
@media (max-width:768px){
  body{font-size:16px}
  .container{padding:0 18px}
  .nav-top-inner{height:64px;gap:12px}
  .nav-search{display:none}
  .menu-toggle{display:grid;place-items:center}
  .section{padding:56px 0}
  .page-hero .container{padding-top:56px;padding-bottom:56px}
  .timeline{grid-template-columns:1fr 1fr}
  .grid-two,.grid-three{grid-template-columns:1fr}
  .latest-item{grid-template-columns:auto 1fr;gap:14px}
  .latest-item .meta{grid-column:2;justify-self:start}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .sticky-bar{
    left:0;right:0;bottom:0;border-radius:0;border-left:0;border-right:0;border-bottom:0;
    padding:11px 16px;justify-content:space-between;gap:10px;
  }
  .sticky-bar .sb-text{display:none}
  body.has-bar{padding-bottom:74px}
  .faq-item summary{padding:16px 18px;font-size:15.5px}
  .faq-body{padding:0 18px 18px;font-size:14.8px}
  .block{margin-bottom:48px}
}
@media (max-width:576px){
  h1{font-size:1.85rem}
  .hero-cta .btn{width:100%}
  .stats{grid-template-columns:1fr}
  .timeline{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .panel{padding:20px}
  .cta-box{padding:34px 20px}
  .footer-bottom{flex-direction:column;gap:8px}
}