/* roulang page: index */
:root{
  --brand:#16D6A0;
  --brand-hover:#0FBE8C;
  --brand-press:#0AA578;
  --accent:#FF8A3D;
  --accent-hover:#F2761F;
  --bg-900:#0C0F14;
  --bg-800:#141A22;
  --surface:#1A212B;
  --line:#2A3340;
  --bg-light:#F4F6F4;
  --text-1:#EDF1F6;
  --text-2:#A7B1C0;
  --text-3:#78839A;
  --warn:#FFB020;
  --r-card:14px;
  --r-btn:10px;
  --r-img:10px;
  --sh-1:0 2px 8px rgba(0,0,0,.25);
  --sh-2:0 14px 32px rgba(0,0,0,.38);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:72px}
body{
  margin:0;background:var(--bg-900);color:var(--text-1);
  font-family:"Inter","PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;line-height:1.85;-webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:800;color:var(--text-1)}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .18s ease,border-color .18s ease,background .18s ease}
button{font:inherit;border:0;background:none;cursor:pointer;color:inherit}
input{font:inherit}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
::selection{background:rgba(22,214,160,.3)}
.container{width:100%;max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px}
@media (min-width:1440px){.container{max-width:1320px}}
@media (max-width:575.98px){.container{padding-left:16px;padding-right:16px}}

/* ---------- buttons ---------- */
.btn-c{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;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-c:hover{transform:translateY(-1px)}
.btn-c:active{transform:translateY(0)}
.btn-main{background:var(--accent);color:#14181F}
.btn-main:hover{background:var(--accent-hover);box-shadow:var(--sh-2)}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--text-1)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand)}
.btn-link-c{display:inline-flex;align-items:center;gap:6px;color:var(--brand);font-size:14px;font-weight:600}
.btn-link-c i{transition:transform .18s ease}
.btn-link-c:hover i{transform:translateX(3px)}
.badge-soft{
  display:inline-flex;align-items:center;flex:0 0 auto;
  padding:3px 10px;border-radius:999px;font-size:12px;line-height:1.6;font-weight:600;
  background:rgba(22,214,160,.12);color:var(--brand);
}
.badge-accent{background:rgba(255,138,61,.14);color:var(--accent)}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:1030;background:var(--bg-900);border-bottom:1px solid var(--line)}
.nav-inner{display:flex;align-items:center;gap:20px;height:68px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:38px;height:38px;display:grid;place-items:center;border-radius:10px;
  background:linear-gradient(140deg,var(--brand),var(--brand-press));
  color:#0C0F14;font-weight:800;font-size:18px;
  clip-path:polygon(0 0,calc(100% - 10px) 0,100% 10px,100% 100%,10px 100%,0 calc(100% - 10px));
}
.brand-text strong{display:block;font-size:16px;font-weight:800;letter-spacing:.3px;line-height:1.3}
.brand-text span{display:block;font-size:11px;letter-spacing:2px;color:var(--text-3);line-height:1.4}
.nav-channels{display:flex;align-items:center;gap:2px;margin-left:6px}
.nav-channels a{
  position:relative;padding:8px 13px;font-size:15px;color:var(--text-2);border-radius:8px;
}
.nav-channels a::after{
  content:"";position:absolute;left:13px;right:13px;bottom:2px;height:2px;border-radius:2px;
  background:var(--brand);transform:scaleX(0);transform-origin:left;transition:transform .2s ease;
}
.nav-channels a:hover{color:var(--text-1)}
.nav-channels a:hover::after{transform:scaleX(1)}
.nav-channels a.active{color:var(--brand)}
.nav-channels a.active::after{transform:scaleX(1)}
.nav-channels a.active::before{
  content:"";position:absolute;left:2px;top:50%;margin-top:-2px;width:4px;height:4px;border-radius:50%;background:var(--brand);
}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:12px}
.nav-search{position:relative;display:flex;align-items:center}
.nav-search input{
  width:220px;height:40px;padding:0 38px 0 14px;border-radius:var(--r-btn);
  background:var(--bg-800);border:1px solid var(--line);color:var(--text-1);font-size:14px;
  transition:border-color .18s ease,box-shadow .18s ease,width .2s ease;
}
.nav-search input::placeholder{color:var(--text-3)}
.nav-search input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(22,214,160,.15)}
.nav-search i{position:absolute;right:14px;font-size:13px;color:var(--text-3);pointer-events:none}
.nav-cta{height:40px;padding:0 18px;font-size:14px}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--line);
  align-items:center;justify-content:center;flex-direction:column;gap:4px;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--text-1);transition:transform .2s ease}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
.nav-drawer{
  position:fixed;top:0;left:0;right:0;z-index:1040;padding:80px 20px 26px;
  background:var(--bg-800);border-bottom:1px solid var(--line);
  transform:translateY(-105%);visibility:hidden;transition:transform .28s ease,visibility .28s ease;
}
.nav-drawer.open{transform:translateY(0);visibility:visible}
.nav-drawer nav{display:flex;flex-direction:column;gap:4px}
.nav-drawer a{padding:14px 16px;border-radius:10px;font-size:16px;color:var(--text-2);border:1px solid transparent}
.nav-drawer a:hover{background:var(--surface);color:var(--text-1)}
.nav-drawer a.active{color:var(--brand);border-color:rgba(22,214,160,.35);background:rgba(22,214,160,.08)}
.nav-scrim{
  position:fixed;inset:0;z-index:1035;background:rgba(4,6,9,.66);opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;
}
.nav-scrim.open{opacity:1;visibility:visible}
@media (max-width:991.98px){
  .nav-inner{height:60px;gap:12px}
  .nav-channels{display:none}
  .nav-search{display:none}
  .nav-toggle{display:flex}
  .nav-cta{height:38px;padding:0 14px;font-size:13px}
}
@media (min-width:992px){.nav-drawer,.nav-scrim{display:none}}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;padding:80px 0 96px;border-bottom:1px solid var(--line)}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(255,255,255,.055) 1px,transparent 1px);
  background-size:22px 22px;
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.85),transparent 72%);
  mask-image:linear-gradient(180deg,rgba(0,0,0,.85),transparent 72%);
}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;margin-bottom:22px;
  padding:6px 14px;border-radius:999px;font-size:13px;font-weight:600;letter-spacing:.6px;
  background:rgba(22,214,160,.12);color:var(--brand);border:1px solid rgba(22,214,160,.28);
}
.hero h1{
  font-size:clamp(26px,4vw,50px);line-height:1.2;letter-spacing:-.5px;font-weight:800;
  margin-bottom:18px;
}
.hero h1 em{font-style:normal;color:var(--brand)}
.hero-sub{font-size:17px;color:var(--text-2);max-width:520px;margin-bottom:32px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px}
.hero-facts{display:flex;flex-wrap:wrap;gap:28px;margin-top:34px;padding-top:26px;border-top:1px dashed var(--line)}
.hero-facts li{display:flex;align-items:baseline;gap:8px;font-size:14px;color:var(--text-2)}
.hero-facts strong{font-family:"Inter",sans-serif;font-size:22px;font-weight:800;color:var(--brand)}
.hero-visual{position:relative;z-index:2}
.hero-visual img{
  width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:12px;
  border:1px solid var(--line);box-shadow:var(--sh-2);
}
.hero-visual::before{
  content:"";position:absolute;inset:-16px;border:1px solid var(--line);border-radius:16px;opacity:.55;pointer-events:none;
}
.hero-card{
  position:absolute;left:-16px;bottom:-26px;width:min(310px,88%);
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  padding:16px 18px;box-shadow:var(--sh-2);
}
.hero-card .hc-title{font-size:12px;letter-spacing:2px;color:var(--text-3);margin-bottom:10px}
.hero-card .hc-row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:7px 0;font-size:13px;color:var(--text-2);border-bottom:1px dashed var(--line)}
.hero-card .hc-row:last-child{border-bottom:0;padding-bottom:0}
.hero-card .hc-row strong{color:var(--text-1);font-weight:600;font-size:13px}
.hero-card .hc-row strong.ok{color:var(--brand)}
@media (max-width:991.98px){
  .hero{padding:56px 0 72px}
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .hero-card{position:static;width:100%;margin-top:18px;left:auto;bottom:auto}
  .hero-visual::before{inset:-10px}
}
@media (max-width:575.98px){
  .hero-actions .btn-c{width:100%}
  .hero-facts{gap:18px}
}

/* ---------- value bar ---------- */
.value-bar{background:var(--bg-800);border-bottom:1px solid var(--line)}
.value-bar ul{display:grid;grid-template-columns:repeat(4,1fr)}
.value-bar li{
  display:flex;align-items:center;gap:10px;padding:22px 24px;font-size:15px;color:var(--text-2);
  border-right:1px solid var(--line);
}
.value-bar li:last-child{border-right:0}
.value-bar i{color:var(--brand);font-size:17px;flex:0 0 auto}
@media (max-width:991.98px){
  .value-bar ul{grid-template-columns:repeat(2,1fr)}
  .value-bar li:nth-child(2n){border-right:0}
  .value-bar li{border-bottom:1px solid var(--line)}
  .value-bar li:nth-last-child(-n+2){border-bottom:0}
}
@media (max-width:575.98px){
  .value-bar ul{grid-template-columns:1fr}
  .value-bar li{border-right:0;border-bottom:1px solid var(--line)}
  .value-bar li:last-child{border-bottom:0}
}

/* ---------- section base ---------- */
.section{padding:96px 0;border-bottom:1px solid var(--line)}
.section-head{max-width:760px;margin-bottom:44px}
.section-head h2{position:relative;padding-left:16px;font-size:32px;margin-bottom:14px}
.section-head h2::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:4px;height:22px;border-radius:2px;background:var(--brand);
}
.section-head p{padding-left:16px;font-size:16px;color:var(--text-2);max-width:640px}
.section-tag{display:block;padding-left:16px;margin-bottom:10px;font-size:12px;letter-spacing:2px;font-weight:700;color:var(--brand);text-transform:uppercase}
@media (max-width:991.98px){.section{padding:72px 0}.section-head h2{font-size:27px}}
@media (max-width:575.98px){.section{padding:48px 0}.section-head{margin-bottom:30px}.section-head h2{font-size:23px}}

/* ---------- bento ---------- */
.bento{display:grid;grid-template-columns:repeat(12,1fr);gap:24px}
.card-c{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);padding:26px;
  transition:border-color .2s ease,transform .2s ease,box-shadow .2s ease;display:flex;flex-direction:column;
}
.card-c:hover{border-color:rgba(22,214,160,.4);transform:translateY(-3px);box-shadow:var(--sh-2)}
.card-c h3{font-size:20px;margin-bottom:10px}
.card-c p{font-size:15px;color:var(--text-2);margin-bottom:18px}
.card-c .btn-link-c{margin-top:auto}
.bento-a{grid-column:span 7;padding:0;overflow:hidden}
.bento-a .bento-media{position:relative;aspect-ratio:16/9;overflow:hidden}
.bento-a .bento-media img{width:100%;height:100%;object-fit:cover}
.bento-a .bento-body{padding:26px}
.bento-b{grid-column:span 5}
.bento-c,.bento-d,.bento-e{grid-column:span 4}
.bento-icon{
  width:42px;height:42px;display:grid;place-items:center;margin-bottom:18px;border-radius:12px;
  background:rgba(22,214,160,.12);color:var(--brand);font-size:18px;
}
.bento-a .bento-icon{position:absolute;left:22px;top:22px;z-index:2;background:rgba(12,15,20,.82);border:1px solid rgba(22,214,160,.3)}
@media (max-width:991.98px){
  .bento{grid-template-columns:repeat(2,1fr)}
  .bento-a{grid-column:span 2}
  .bento-b,.bento-c,.bento-d,.bento-e{grid-column:span 1}
}
@media (max-width:767.98px){
  .bento{grid-template-columns:1fr}
  .bento-a,.bento-b,.bento-c,.bento-d,.bento-e{grid-column:span 1}
}

/* ---------- flow ---------- */
.flow-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.flow-steps li{position:relative;padding-top:26px}
.flow-steps li::after{
  content:"";position:absolute;left:58px;right:-14px;top:48px;height:1px;background:var(--line);
}
.flow-steps li:last-child::after{display:none}
.step-idx{
  display:inline-grid;place-items:center;width:44px;height:44px;border-radius:12px;margin-bottom:18px;
  background:rgba(22,214,160,.12);border:1px solid rgba(22,214,160,.3);
  color:var(--brand);font-family:"Inter",sans-serif;font-weight:800;font-size:16px;
}
.flow-steps h3{font-size:19px;margin-bottom:8px}
.flow-steps p{font-size:14.5px;color:var(--text-2)}
@media (max-width:991.98px){
  .flow-steps{grid-template-columns:repeat(2,1fr);gap:30px 24px}
  .flow-steps li:nth-child(2n)::after{display:none}
}
@media (max-width:575.98px){
  .flow-steps{grid-template-columns:1fr}
  .flow-steps li::after{display:none}
}

/* ---------- cases ---------- */
.case-grid{display:grid;grid-template-columns:1.45fr 1fr;gap:24px}
.case-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  transition:border-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.case-card:hover{border-color:rgba(22,214,160,.4);transform:translateY(-3px);box-shadow:var(--sh-2)}
.case-main{display:grid;grid-template-columns:1fr 1fr;align-items:stretch}
.case-main img{width:100%;height:100%;object-fit:cover;min-height:230px}
.case-body{padding:28px;display:flex;flex-direction:column;justify-content:center}
.case-side{padding:30px;display:flex;flex-direction:column;justify-content:center;background:linear-gradient(160deg,rgba(22,214,160,.09),rgba(26,33,43,1) 62%)}
.case-num{font-family:"Inter",sans-serif;font-size:32px;font-weight:800;color:var(--brand);line-height:1.2;display:block;margin-bottom:12px}
.case-card p{font-size:15px;color:var(--text-2);margin-bottom:16px}
.case-src{font-size:13px;color:var(--text-3);border-top:1px dashed var(--line);padding-top:12px}
@media (max-width:991.98px){
  .case-grid{grid-template-columns:1fr}
  .case-main{grid-template-columns:1fr}
  .case-main img{min-height:200px}
}

/* ---------- plans (light) ---------- */
.section-light{background:var(--bg-light);color:#1B2028;border-bottom:1px solid #E1E6E1}
.section-light h1,.section-light h2,.section-light h3,.section-light h4{color:#141A22}
.section-light .section-head h2::before{background:var(--brand-press)}
.section-light .section-tag{color:var(--brand-press)}
.section-light .section-head p{color:#5A6472}
.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:stretch}
.plan{
  position:relative;display:flex;flex-direction:column;padding:28px;border-radius:var(--r-card);
  background:#fff;border:1px solid #E1E6E1;box-shadow:0 2px 8px rgba(20,26,34,.06);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.plan:hover{transform:translateY(-3px);box-shadow:0 14px 32px rgba(20,26,34,.13)}
.plan-hot{border-color:var(--brand);box-shadow:0 12px 28px rgba(22,214,160,.2)}
.plan-badge{
  position:absolute;top:-11px;left:26px;padding:2px 12px;border-radius:999px;
  background:var(--accent);color:#14181F;font-size:12px;font-weight:700;
}
.plan h3{font-size:19px;margin-bottom:6px}
.plan-desc{font-size:13.5px;color:#6B7684;margin-bottom:18px}
.plan-price{display:flex;align-items:baseline;gap:4px;font-family:"Inter",sans-serif;font-weight:800;color:#141A22;margin-bottom:20px}
.plan-price .cur{font-size:18px}
.plan-price .num{font-size:40px;line-height:1}
.plan-price .unit{font-size:14px;color:#6B7684;font-weight:400;font-family:inherit}
.plan ul{display:flex;flex-direction:column;gap:11px;margin-bottom:26px}
.plan li{position:relative;padding-left:24px;font-size:14.5px;color:#3C4653}
.plan li::before{
  content:"";position:absolute;left:0;top:9px;width:12px;height:7px;
  border-left:2px solid var(--brand-press);border-bottom:2px solid var(--brand-press);transform:rotate(-45deg);
}
.plan .btn-c{width:100%;margin-top:auto}
.btn-plan{background:transparent;border:1px solid #D5DCD6;color:#141A22}
.btn-plan:hover{border-color:var(--brand-press);color:var(--brand-press)}
.btn-plan-solid{background:var(--brand);color:#0C0F14}
.btn-plan-solid:hover{background:var(--brand-hover);box-shadow:0 12px 26px rgba(22,214,160,.28)}
@media (max-width:991.98px){.plans{grid-template-columns:1fr}}
@media (max-width:575.98px){.plan{padding:22px}}

/* ---------- news ---------- */
.news-filter{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:24px}
.chip{
  display:inline-flex;align-items:center;height:36px;padding:0 16px;border-radius:999px;
  border:1px solid var(--line);color:var(--text-2);font-size:14px;
  transition:border-color .18s ease,color .18s ease,background .18s ease;
}
.chip:hover{border-color:var(--brand);color:var(--brand)}
.chip.active{background:rgba(22,214,160,.12);border-color:rgba(22,214,160,.42);color:var(--brand)}
.news-panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden}
.news-hero{display:grid;grid-template-columns:340px 1fr;border-bottom:1px solid var(--line)}
.news-hero-media{display:block;position:relative;overflow:hidden}
.news-hero-media img{width:100%;height:100%;min-height:220px;object-fit:cover;transition:transform .35s ease}
.news-hero-media:hover img{transform:scale(1.04)}
.news-hero-body{padding:28px;display:flex;flex-direction:column;justify-content:center;gap:12px}
.news-hero-title{font-size:21px;line-height:1.45}
.news-hero-title a:hover{color:var(--brand)}
.news-hero-desc{font-size:14.5px;color:var(--text-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-hero-meta{display:flex;flex-wrap:wrap;align-items:center;gap:20px;margin-top:4px}
.meta-time{font-size:13px;color:var(--text-3)}
.meta-time i{margin-right:5px}
.news-row{
  display:grid;grid-template-columns:1fr auto;gap:20px;align-items:center;
  padding:20px 28px;border-bottom:1px solid var(--line);transition:background .18s ease;
}
.news-row:last-child{border-bottom:0}
.news-row:hover{background:rgba(22,214,160,.05)}
.news-row-top{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.news-row-top h3{font-size:16.5px;font-weight:700;line-height:1.5}
.news-row:hover .news-row-top h3{color:var(--brand)}
.news-row-main p{margin-top:6px;font-size:13.5px;color:var(--text-3);display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.news-row-side{display:flex;align-items:center;gap:16px;color:var(--text-3);font-size:13px}
.news-row-side i{transition:transform .18s ease}
.news-row:hover .news-row-side i{transform:translateX(3px);color:var(--brand)}
.news-empty{padding:64px 24px;text-align:center;color:var(--text-2)}
.news-empty i{font-size:32px;color:var(--text-3);margin-bottom:16px;display:block}
.news-empty p{margin-bottom:20px;font-size:15px}
@media (max-width:991.98px){
  .news-hero{grid-template-columns:1fr}
  .news-hero-media img{min-height:200px}
  .news-row{grid-template-columns:1fr;padding:18px 20px}
  .news-row-side{justify-content:flex-start}
}

/* ---------- faq (light) ---------- */
.faq-wrap{max-width:900px}
.faq-acc .accordion-item{
  background:#fff;border:1px solid #E1E6E1;border-radius:var(--r-card);margin-bottom:12px;overflow:hidden;
}
.faq-acc .accordion-button{
  display:flex;align-items:center;gap:16px;
  background:#fff;color:#141A22;font-size:16px;font-weight:700;line-height:1.6;
  padding:20px 24px;box-shadow:none;border:0;
}
.faq-acc .accordion-button:not(.collapsed){background:#fff;color:var(--brand-press)}
.faq-acc .accordion-button:focus{box-shadow:none;outline:2px solid var(--brand);outline-offset:-2px}
.faq-acc .accordion-button::after{display:none}
.faq-acc .plus{position:relative;flex:0 0 18px;width:18px;height:18px;margin-left:auto;transition:transform .25s ease}
.faq-acc .plus::before,
.faq-acc .plus::after{content:"";position:absolute;background:var(--brand-press);border-radius:2px}
.faq-acc .plus::before{left:0;top:8px;width:18px;height:2px}
.faq-acc .plus::after{left:8px;top:0;width:2px;height:18px}
.faq-acc .accordion-button:not(.collapsed) .plus{transform:rotate(45deg)}
.faq-acc .accordion-body{
  background:#F0F5F1;color:#3C4653;font-size:15px;line-height:1.9;padding:4px 24px 22px;
}
@media (max-width:575.98px){
  .faq-acc .accordion-button{font-size:15px;padding:16px 18px;gap:12px}
  .faq-acc .accordion-body{padding:4px 18px 18px}
}

/* ---------- cta band ---------- */
.cta-band{position:relative;overflow:hidden;background:var(--bg-800);border-bottom:1px solid var(--line)}
.cta-band::before{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.35;
  background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:52px 52px;
}
.cta-band::after{
  content:"";position:absolute;right:-50px;top:-60px;width:240px;height:240px;background:var(--accent);opacity:.09;
  clip-path:polygon(32% 0,100% 0,100% 68%,68% 100%,0 100%,0 32%);
}
.cta-inner{
  position:relative;z-index:2;padding:64px 0;display:flex;align-items:center;justify-content:space-between;gap:32px;
}
.cta-inner h2{font-size:30px;margin-bottom:12px;position:relative;padding-left:16px}
.cta-inner h2::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:4px;height:22px;border-radius:2px;background:var(--accent);
}
.cta-inner p{padding-left:16px;color:var(--text-2);font-size:15.5px;max-width:620px}
@media (max-width:991.98px){
  .cta-inner{flex-direction:column;align-items:flex-start;padding:52px 0}
  .cta-inner h2{font-size:24px}
}

/* ---------- footer ---------- */
.site-footer{background:#0A0D11;padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:40px;padding-bottom:48px}
.footer-brand p{margin-top:16px;font-size:14px;color:var(--text-3);max-width:320px;line-height:1.85}
.footer-col h4{font-size:15px;margin-bottom:18px;color:var(--text-1)}
.footer-col ul{display:flex;flex-direction:column;gap:11px}
.footer-col a{font-size:14px;color:var(--text-2)}
.footer-col a:hover{color:var(--brand)}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
  border-top:1px solid var(--line);padding:22px 0 28px;font-size:13px;color:var(--text-3);
}
@media (max-width:991.98px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .site-footer{padding-top:52px}
}
@media (max-width:575.98px){
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}

/* roulang page: article */
:root{
  --brand:#16D6A0;
  --brand-hover:#0FBE8C;
  --brand-press:#0AA578;
  --accent:#FF8A3D;
  --accent-hover:#F2761F;
  --bg-900:#0C0F14;
  --bg-800:#141A22;
  --surface:#1A212B;
  --line:#2A3340;
  --bg-light:#F4F6F4;
  --text-1:#EDF1F6;
  --text-2:#A7B1C0;
  --text-3:#78839A;
  --ink:#14181F;
  --paper:#FFFFFF;
  --paper-text:#1B2028;
  --paper-muted:#5A6472;
  --paper-line:#E3E7EC;
  --radius-card:14px;
  --radius-btn:10px;
  --radius-img:10px;
  --shadow-1:0 2px 8px rgba(0,0,0,.25);
  --shadow-2:0 14px 32px rgba(0,0,0,.38);
  --font-cn:"Inter","PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  --header-h:68px;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.7;
  color:var(--text-1);
  background:var(--bg-900);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s ease,border-color .2s ease,background-color .2s ease,transform .2s ease;}
button,input{font-family:inherit;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px;}
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 24px;
}
@media (min-width:1440px){
  .container{max-width:1320px;}
}

/* ============ 按钮体系 ============ */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:46px;
  padding:0 24px;
  border-radius:var(--radius-btn);
  font-size:15px;
  font-weight:700;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .2s ease,background-color .2s ease,border-color .2s ease,color .2s ease,box-shadow .2s ease;
}
.btn:hover{transform:translateY(-1px);}
.btn:active{transform:translateY(0);}
.btn-primary{background:var(--accent);color:var(--ink);box-shadow:var(--shadow-1);}
.btn-primary:hover{background:var(--accent-hover);box-shadow:var(--shadow-2);color:var(--ink);}
.btn-outline{background:transparent;border-color:var(--line);color:var(--text-1);}
.btn-outline:hover{border-color:var(--brand);color:var(--brand);}
.btn-outline-dark{background:transparent;border-color:#D8DEE6;color:var(--paper-text);}
.btn-outline-dark:hover{border-color:var(--brand);color:var(--brand-press);}
.btn-sm{height:38px;padding:0 16px;font-size:14px;}
.link-arrow{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  font-weight:600;
  color:var(--brand);
}
.link-arrow i{transition:transform .2s ease;}
.link-arrow:hover i{transform:translateX(3px);}
.link-arrow:hover{color:var(--brand-hover);}

/* ============ 徽章 ============ */
.badge-soft{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 12px;
  border-radius:999px;
  font-size:12.5px;
  font-weight:600;
  background:rgba(22,214,160,.12);
  color:var(--brand);
  letter-spacing:.4px;
}
.badge-accent{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 12px;
  border-radius:999px;
  font-size:12.5px;
  font-weight:600;
  background:rgba(255,138,61,.14);
  color:var(--accent);
  letter-spacing:.4px;
}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  height:var(--header-h);
  background:rgba(12,15,20,.96);
  border-bottom:1px solid var(--line);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:20px;
  height:var(--header-h);
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
}
.brand-mark{
  width:36px;
  height:36px;
  display:grid;
  place-items:center;
  background:var(--brand);
  color:#07120E;
  font-weight:800;
  font-size:18px;
  clip-path:polygon(12px 0,100% 0,100% 100%,0 100%,0 12px);
  border-radius:8px;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text strong{font-size:15.5px;font-weight:800;letter-spacing:-.2px;color:var(--text-1);}
.brand-text span{font-size:11.5px;color:var(--text-3);letter-spacing:2px;}
.nav-channels{
  display:flex;
  align-items:center;
  gap:2px;
  margin-left:8px;
}
.nav-channels a{
  position:relative;
  padding:8px 13px;
  font-size:14.5px;
  color:var(--text-2);
  border-radius:8px;
  white-space:nowrap;
}
.nav-channels a::after{
  content:"";
  position:absolute;
  left:13px;
  right:13px;
  bottom:2px;
  height:2px;
  background:var(--brand);
  border-radius:2px;
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .22s ease;
}
.nav-channels a:hover{color:var(--text-1);}
.nav-channels a:hover::after{transform:scaleX(1);}
.nav-channels a.active{color:var(--brand);}
.nav-channels a.active::before{
  content:"";
  position:absolute;
  left:2px;
  top:50%;
  width:5px;
  height:5px;
  margin-top:-2.5px;
  border-radius:50%;
  background:var(--brand);
}
.nav-channels a.active::after{transform:scaleX(1);}
.header-actions{
  display:flex;
  align-items:center;
  gap:12px;
  margin-left:auto;
}
.search-box{
  display:flex;
  align-items:center;
  gap:8px;
  height:40px;
  padding:0 14px;
  background:var(--bg-800);
  border:1px solid var(--line);
  border-radius:var(--radius-btn);
  transition:border-color .2s ease,width .2s ease;
}
.search-box i{color:var(--text-3);font-size:13px;}
.search-box input{
  width:170px;
  border:0;
  background:transparent;
  color:var(--text-1);
  font-size:14px;
  outline:none;
}
.search-box input::placeholder{color:var(--text-3);}
.search-box:focus-within{border-color:var(--brand);}
.nav-toggle{
  display:none;
  width:42px;
  height:42px;
  align-items:center;
  justify-content:center;
  background:var(--bg-800);
  border:1px solid var(--line);
  border-radius:var(--radius-btn);
  color:var(--text-1);
  font-size:16px;
}
.offcanvas{background:var(--bg-900);color:var(--text-1);border-right:1px solid var(--line);}
.offcanvas-header{border-bottom:1px solid var(--line);}
.offcanvas-title{font-size:16px;font-weight:800;color:var(--text-1);}
.offcanvas-body .mobile-nav a{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:14px 4px;
  border-bottom:1px solid var(--line);
  color:var(--text-2);
  font-size:15.5px;
}
.offcanvas-body .mobile-nav a:hover,
.offcanvas-body .mobile-nav a.active{color:var(--brand);}
.btn-close{filter:invert(1) grayscale(1);opacity:.7;}

/* ============ 文章页首屏 ============ */
.article-hero{
  position:relative;
  overflow:hidden;
  padding:40px 0 64px;
  background:var(--bg-900);
  border-bottom:1px solid var(--line);
}
.article-hero::after{
  content:"";
  position:absolute;
  inset:0;
  background:url("/assets/images/backpic/back-2.png") center/cover no-repeat;
  opacity:.14;
  pointer-events:none;
}
.article-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:radial-gradient(rgba(237,241,246,.55) 1px,transparent 1px);
  background-size:22px 22px;
  opacity:.05;
  pointer-events:none;
}
.article-hero .container{position:relative;z-index:1;}
.breadcrumb-nav{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:13.5px;
  color:var(--text-3);
  margin-bottom:20px;
}
.breadcrumb-nav a{color:var(--text-3);}
.breadcrumb-nav a:hover{color:var(--brand);}
.breadcrumb-nav i{font-size:10px;color:var(--text-3);opacity:.7;}
.article-hero h1{
  max-width:920px;
  font-size:clamp(28px,3.6vw,46px);
  line-height:1.2;
  font-weight:800;
  letter-spacing:-.5px;
  margin:16px 0 18px;
  color:var(--text-1);
}
.article-meta{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px 18px;
  font-size:13.5px;
  color:var(--text-3);
}
.article-meta .meta-item{display:inline-flex;align-items:center;gap:7px;}
.article-meta .meta-item i{color:var(--brand);font-size:12.5px;}

/* ============ 正文浅色区 ============ */
.article-section{
  background:var(--paper);
  color:var(--paper-text);
  padding:56px 0 80px;
}
.article-wrap{max-width:820px;margin:0 auto;}
.article-content{
  font-size:17px;
  line-height:1.9;
  color:var(--paper-text);
  word-wrap:break-word;
  overflow-wrap:anywhere;
}
.article-content > * + *{margin-top:1.2em;}
.article-content p{color:var(--paper-text);}
.article-content h2{
  position:relative;
  margin-top:2em;
  padding-left:16px;
  font-size:28px;
  font-weight:700;
  line-height:1.35;
  color:#14181F;
  letter-spacing:-.3px;
}
.article-content h2::before{
  content:"";
  position:absolute;
  left:0;
  top:.28em;
  width:4px;
  height:22px;
  border-radius:2px;
  background:var(--brand);
}
.article-content h3{
  margin-top:1.7em;
  font-size:21px;
  font-weight:700;
  line-height:1.45;
  color:#14181F;
}
.article-content h4{
  margin-top:1.4em;
  font-size:18px;
  font-weight:700;
  color:#14181F;
}
.article-content a{color:var(--brand-press);border-bottom:1px solid rgba(10,165,120,.35);}
.article-content a:hover{color:var(--brand-hover);border-bottom-color:var(--brand-hover);}
.article-content ul,.article-content ol{margin:1.2em 0;padding-left:24px;}
.article-content ul{list-style:disc;}
.article-content ol{list-style:decimal;}
.article-content li{color:var(--paper-text);margin-bottom:.5em;}
.article-content li::marker{color:var(--brand);font-weight:700;}
.article-content blockquote{
  margin:1.6em 0;
  padding:18px 22px;
  border-left:3px solid var(--brand);
  background:var(--bg-light);
  border-radius:0 var(--radius-img) var(--radius-img) 0;
  color:#3A424E;
  font-size:16px;
}
.article-content blockquote p{margin:0;}
.article-content img{
  width:100%;
  height:auto;
  border-radius:var(--radius-img);
  margin:1.6em 0 .6em;
}
.article-content figure{margin:1.8em 0;}
.article-content figcaption{
  text-align:center;
  font-size:13.5px;
  color:var(--paper-muted);
  line-height:1.6;
}
.article-content table{
  display:block;
  width:100%;
  overflow-x:auto;
  border-collapse:collapse;
  margin:1.6em 0;
  font-size:15.5px;
}
.article-content th,
.article-content td{
  border:1px solid var(--paper-line);
  padding:12px 16px;
  text-align:left;
  vertical-align:top;
  min-width:110px;
}
.article-content th{background:var(--bg-light);font-weight:700;color:#14181F;}
.article-content hr{border:0;border-top:1px solid var(--paper-line);margin:2em 0;}
.article-content code{
  background:var(--bg-light);
  padding:2px 6px;
  border-radius:6px;
  font-size:15px;
  color:var(--brand-press);
}
.article-content pre{
  background:#101620;
  color:#E6EDF5;
  padding:18px 20px;
  border-radius:var(--radius-img);
  overflow-x:auto;
  font-size:14.5px;
  line-height:1.7;
}
.article-content pre code{background:transparent;color:inherit;padding:0;}

.empty-state{
  text-align:center;
  padding:64px 24px;
  border:1px dashed var(--paper-line);
  border-radius:var(--radius-card);
  background:var(--bg-light);
}
.empty-state i{font-size:38px;color:var(--text-3);}
.empty-state p{margin:16px 0 22px;color:var(--paper-muted);font-size:16px;}

/* ============ 文章尾部 ============ */
.article-foot{
  max-width:820px;
  margin:56px auto 0;
  padding-top:28px;
  border-top:1px solid var(--paper-line);
}
.tag-row{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px;
  margin-bottom:28px;
}
.tag-row .tag-title{font-size:13.5px;color:var(--paper-muted);}
.tag{
  display:inline-flex;
  align-items:center;
  padding:5px 14px;
  border-radius:999px;
  background:var(--bg-light);
  border:1px solid var(--paper-line);
  font-size:13px;
  color:var(--paper-muted);
  transition:border-color .2s ease,color .2s ease;
}
.tag:hover{border-color:var(--brand);color:var(--brand-press);}

/* ============ 相关推荐（深色区） ============ */
.related-section{
  background:var(--bg-900);
  padding:72px 0;
  border-top:1px solid var(--line);
}
.section-head{margin-bottom:36px;}
.section-tag{
  display:inline-block;
  font-size:12px;
  letter-spacing:2px;
  font-weight:700;
  color:var(--brand);
  text-transform:uppercase;
  margin-bottom:10px;
}
.section-head h2{
  font-size:clamp(22px,2.6vw,32px);
  font-weight:700;
  color:var(--text-1);
  letter-spacing:-.4px;
  position:relative;
  padding-left:16px;
  line-height:1.3;
}
.section-head h2::before{
  content:"";
  position:absolute;
  left:0;
  top:.3em;
  width:4px;
  height:22px;
  border-radius:2px;
  background:var(--brand);
}
.section-head p{margin-top:12px;color:var(--text-2);font-size:15px;max-width:600px;}
.related-list{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  overflow:hidden;
}
.related-item{
  display:flex;
  align-items:flex-start;
  gap:18px;
  padding:22px 26px;
  border-bottom:1px solid var(--line);
  transition:background-color .2s ease;
}
.related-item:last-child{border-bottom:0;}
.related-item:hover{background:rgba(22,214,160,.05);}
.related-item .rel-thumb{
  flex:0 0 120px;
  width:120px;
  aspect-ratio:16/9;
  border-radius:var(--radius-img);
  overflow:hidden;
  border:1px solid var(--line);
  background:#101620;
}
.related-item .rel-thumb img{width:100%;height:100%;object-fit:cover;}
.related-item .rel-body{flex:1;min-width:0;}
.related-item h3{
  font-size:16.5px;
  font-weight:700;
  color:var(--text-1);
  line-height:1.45;
  margin-bottom:8px;
}
.related-item:hover h3{color:var(--brand);}
.related-item p{
  font-size:14px;
  color:var(--text-2);
  line-height:1.7;
  margin-bottom:10px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.rel-meta{display:flex;flex-wrap:wrap;align-items:center;gap:14px;font-size:12.5px;color:var(--text-3);}

/* ============ CTA ============ */
.cta-section{padding:0 0 80px;background:var(--bg-900);}
.cta-bar{
  position:relative;
  overflow:hidden;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  padding:40px 44px;
  background:var(--bg-800);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  clip-path:polygon(14px 0,100% 0,100% calc(100% - 14px),calc(100% - 14px) 100%,0 100%,0 14px);
}
.cta-bar::after{
  content:"";
  position:absolute;
  right:-40px;
  top:-40px;
  width:220px;
  height:220px;
  background-image:radial-gradient(rgba(22,214,160,.55) 1px,transparent 1px);
  background-size:16px 16px;
  opacity:.06;
  pointer-events:none;
}
.cta-bar h2{
  font-size:clamp(20px,2.4vw,28px);
  font-weight:700;
  color:var(--text-1);
  letter-spacing:-.3px;
  margin-bottom:8px;
}
.cta-bar p{color:var(--text-2);font-size:15px;max-width:560px;}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--bg-900);
  border-top:1px solid var(--line);
  padding:64px 0 28px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1fr;
  gap:40px;
}
.footer-brand .brand{margin-bottom:18px;}
.footer-brand p{font-size:14px;color:var(--text-2);line-height:1.8;max-width:340px;}
.footer-col h4{
  font-size:14.5px;
  font-weight:700;
  color:var(--text-1);
  margin-bottom:18px;
}
.footer-col ul li{margin-bottom:11px;}
.footer-col ul li a{font-size:14px;color:var(--text-2);}
.footer-col ul li a:hover{color:var(--brand);}
.footer-bottom{
  margin-top:48px;
  padding-top:24px;
  border-top:1px solid var(--line);
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:12px;
}
.footer-bottom p{font-size:13px;color:var(--text-3);line-height:1.7;}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .search-box input{width:130px;}
  .nav-channels a{padding:8px 10px;font-size:14px;}
}
@media (max-width:991.98px){
  :root{--header-h:60px;}
  .nav-channels{display:none;}
  .search-box{display:none;}
  .nav-toggle{display:inline-flex;}
  .header-actions .btn-primary{height:40px;padding:0 16px;font-size:14px;}
  .article-hero{padding:28px 0 48px;}
  .article-section{padding:40px 0 56px;}
  .related-section{padding:56px 0;}
  .cta-bar{padding:32px 26px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .footer-brand{grid-column:1 / -1;}
}
@media (max-width:767.98px){
  .container{padding:0 16px;}
  body{font-size:15.5px;}
  .article-content{font-size:16px;line-height:1.85;}
  .article-content h2{font-size:22px;}
  .article-content h3{font-size:19px;}
  .article-hero h1{margin:12px 0 14px;}
  .related-item{flex-direction:column;gap:14px;padding:20px;}
  .related-item .rel-thumb{width:100%;flex:0 0 auto;}
  .cta-bar{padding:26px 20px;}
}
@media (max-width:575.98px){
  .footer-grid{grid-template-columns:1fr;}
  .article-meta{gap:8px 14px;font-size:13px;}
  .header-actions{gap:8px;}
  .header-actions .btn-primary{display:none;}
  .brand-text span{font-size:11px;}
}

/* roulang page: category1 */
:root{
  --brand:#16D6A0;
  --brand-hover:#0FBE8C;
  --brand-press:#0AA578;
  --accent:#FF8A3D;
  --accent-hover:#F2761F;
  --bg-900:#0C0F14;
  --bg-800:#141A22;
  --surface:#1A212B;
  --line:#2A3340;
  --bg-light:#F4F6F4;
  --text-1:#EDF1F6;
  --text-2:#A7B1C0;
  --text-3:#78839A;
  --success:#3DD68C;
  --warn:#FFC24B;
  --ink:#14181F;
  --r-card:14px;
  --r-btn:10px;
  --r-img:10px;
  --sh-1:0 2px 8px rgba(0,0,0,.25);
  --sh-2:0 14px 32px rgba(0,0,0,.38);
  --bs-primary:#16D6A0;
  --bs-primary-rgb:22,214,160;
  --bs-body-bg:#0C0F14;
  --bs-body-color:#EDF1F6;
  --bs-border-color:#2A3340;
  --bs-link-color:#16D6A0;
  --bs-link-hover-color:#0FBE8C;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Inter","PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  background:var(--bg-900);
  color:var(--text-1);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--brand-hover);}
button,input{font-family:inherit;}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.5px;color:var(--text-1);}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
::selection{background:rgba(22,214,160,.3);}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{
  outline:2px solid var(--brand);
  outline-offset:2px;
  border-radius:4px;
  box-shadow:none;
}
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 24px;
}
@media (min-width:1440px){.container{max-width:1320px;}}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:rgba(12,15,20,.94);
  border-bottom:1px solid var(--line);
  backdrop-filter:saturate(120%);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:24px;
  height:68px;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
}
.brand-mark{
  width:38px;height:38px;
  display:grid;place-items:center;
  border-radius:10px;
  background:linear-gradient(140deg,var(--brand),#0E9E76);
  color:var(--ink);
  font-weight:800;
  font-size:19px;
  clip-path:polygon(12% 0,100% 0,100% 88%,88% 100%,0 100%,0 12%);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text strong{font-size:16px;font-weight:800;color:var(--text-1);letter-spacing:.2px;}
.brand-text span{font-size:11px;color:var(--brand);letter-spacing:2px;font-weight:600;}
.nav-channels{
  display:flex;
  align-items:center;
  gap:22px;
  flex:1 1 auto;
  min-width:0;
}
.nav-channels a{
  position:relative;
  color:var(--text-2);
  font-size:15px;
  font-weight:500;
  padding:6px 0;
  white-space:nowrap;
}
.nav-channels a::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:-1px;
  height:2px;
  background:var(--brand);
  transform:scaleX(0);
  transform-origin:left;
  transition:transform .22s ease;
}
.nav-channels a:hover{color:var(--text-1);}
.nav-channels a:hover::after{transform:scaleX(1);}
.nav-channels a.active{color:var(--brand);font-weight:700;}
.nav-channels a.active::after{transform:scaleX(1);}
.nav-channels a.active::before{
  content:"";
  position:absolute;
  left:-12px;top:50%;
  width:5px;height:5px;
  border-radius:50%;
  background:var(--brand);
  transform:translateY(-50%);
}
.header-side{
  display:flex;
  align-items:center;
  gap:12px;
  flex-shrink:0;
}
.nav-search{
  position:relative;
  width:210px;
}
.nav-search input{
  width:100%;
  height:40px;
  padding:0 38px 0 14px;
  background:var(--bg-800);
  border:1px solid var(--line);
  border-radius:999px;
  color:var(--text-1);
  font-size:14px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.nav-search input::placeholder{color:var(--text-3);}
.nav-search input:focus{
  outline:none;
  border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(22,214,160,.16);
}
.nav-search button{
  position:absolute;
  right:4px;top:4px;
  width:32px;height:32px;
  border:0;
  border-radius:999px;
  background:transparent;
  color:var(--text-3);
  cursor:pointer;
  transition:color .2s ease,background .2s ease;
}
.nav-search button:hover{color:var(--brand);background:rgba(22,214,160,.1);}
.nav-toggle{
  display:none;
  width:42px;height:40px;
  border:1px solid var(--line);
  border-radius:var(--r-btn);
  background:var(--bg-800);
  color:var(--text-1);
  cursor:pointer;
  transition:border-color .2s ease,color .2s ease;
}
.nav-toggle:hover{border-color:var(--brand);color:var(--brand);}
.mobile-drawer{
  display:none;
  border-top:1px solid var(--line);
  background:var(--bg-800);
  padding:16px 24px 22px;
}
.mobile-drawer.open{display:block;}
.mobile-drawer a{
  display:block;
  padding:12px 0;
  color:var(--text-2);
  border-bottom:1px solid var(--line);
  font-size:15px;
}
.mobile-drawer a.active{color:var(--brand);font-weight:700;}
.mobile-drawer .drawer-cta{margin-top:16px;border-bottom:0;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:46px;
  padding:0 22px;
  border-radius:var(--r-btn);
  font-size:15px;
  font-weight:700;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .2s ease,background .2s ease,border-color .2s ease,color .2s ease,box-shadow .2s ease;
}
.btn:hover{transform:translateY(-1px);}
.btn-primary,
.btn-primary:focus{
  background:var(--accent);
  color:var(--ink);
  box-shadow:var(--sh-1);
}
.btn-primary:hover{background:var(--accent-hover);color:var(--ink);box-shadow:var(--sh-2);}
.btn-primary:active{background:var(--accent-hover);transform:translateY(0);}
.btn-ghost{
  background:transparent;
  color:var(--text-1);
  border-color:var(--line);
}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);}
.btn-sm{height:40px;padding:0 16px;font-size:14px;}
.btn-link-text{
  display:inline-flex;
  align-items:center;
  gap:6px;
  color:var(--brand);
  font-weight:700;
  font-size:15px;
  background:none;
  border:0;
  padding:0;
}
.btn-link-text i{transition:transform .2s ease;}
.btn-link-text:hover i{transform:translateX(3px);}

/* ============ 面包屑 ============ */
.crumb-bar{
  border-bottom:1px solid var(--line);
  background:var(--bg-800);
}
.crumb-bar ol{
  display:flex;
  align-items:center;
  gap:10px;
  height:52px;
  font-size:13px;
  color:var(--text-3);
  overflow-x:auto;
  white-space:nowrap;
}
.crumb-bar li{display:flex;align-items:center;gap:10px;}
.crumb-bar a{color:var(--text-2);}
.crumb-bar a:hover{color:var(--brand);}
.crumb-bar .sep{color:var(--line);}
.crumb-bar .current{color:var(--brand);font-weight:600;}

/* ============ 导语区 ============ */
.page-hero{
  position:relative;
  padding:72px 0 64px;
  background:
    linear-gradient(180deg,rgba(12,15,20,.94),rgba(12,15,20,.88)),
    url("/assets/images/backpic/back-1.webp") center/cover no-repeat;
  border-bottom:1px solid var(--line);
  overflow:hidden;
}
.page-hero::after{
  content:"";
  position:absolute;
  right:-90px;top:-60px;
  width:340px;height:340px;
  background-image:radial-gradient(rgba(22,214,160,.5) 1px,transparent 1px);
  background-size:14px 14px;
  opacity:.06;
  pointer-events:none;
}
.page-hero .eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12px;
  letter-spacing:2px;
  font-weight:700;
  color:var(--brand);
  text-transform:uppercase;
  margin-bottom:16px;
}
.page-hero .eyebrow::before{
  content:"";
  width:22px;height:2px;
  background:var(--brand);
  display:inline-block;
}
.page-hero h1{
  font-size:44px;
  line-height:1.2;
  max-width:900px;
  margin-bottom:20px;
}
.page-hero h1 .hl{color:var(--brand);}
.page-hero .lead{
  max-width:820px;
  color:var(--text-2);
  font-size:17px;
  line-height:1.9;
  margin-bottom:18px;
}
.hero-meta{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:26px;
}
.meta-chip{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:8px 14px;
  border:1px solid var(--line);
  border-radius:999px;
  background:rgba(26,33,43,.7);
  font-size:13px;
  color:var(--text-2);
}
.meta-chip i{color:var(--brand);font-size:12px;}

/* ============ 主布局 ============ */
.layout{
  display:grid;
  grid-template-columns:1fr;
  gap:48px;
  padding:72px 0 96px;
}
@media (min-width:992px){
  .layout{grid-template-columns:250px 1fr;gap:56px;}
}
.side-nav{
  align-self:start;
  position:sticky;
  top:96px;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  background:var(--surface);
  padding:22px 20px;
  box-shadow:var(--sh-1);
}
.side-nav h2{
  font-size:13px;
  letter-spacing:1.6px;
  color:var(--text-3);
  font-weight:700;
  text-transform:uppercase;
  margin-bottom:14px;
}
.side-nav ul li + li{margin-top:4px;}
.side-nav a{
  display:flex;
  align-items:center;
  gap:10px;
  padding:9px 10px;
  border-radius:8px;
  color:var(--text-2);
  font-size:14px;
  transition:background .2s ease,color .2s ease;
}
.side-nav a::before{
  content:"";
  width:6px;height:6px;
  border-radius:2px;
  background:var(--line);
  transition:background .2s ease;
  flex-shrink:0;
}
.side-nav a:hover{background:rgba(22,214,160,.08);color:var(--brand);}
.side-nav a:hover::before{background:var(--brand);}
.side-note{
  margin-top:20px;
  padding-top:18px;
  border-top:1px solid var(--line);
  font-size:13px;
  color:var(--text-3);
  line-height:1.7;
}
@media (max-width:991px){
  .side-nav{position:static;}
}

/* ============ 分节列表 ============ */
.content-main > section + section{margin-top:64px;}
.sec-head{margin-bottom:26px;}
.sec-head .tag{
  display:inline-block;
  padding:5px 12px;
  border-radius:999px;
  background:rgba(22,214,160,.12);
  color:var(--brand);
  font-size:12px;
  font-weight:700;
  letter-spacing:1px;
  margin-bottom:14px;
}
.sec-head h2{
  position:relative;
  font-size:30px;
  line-height:1.3;
  padding-left:16px;
  margin-bottom:12px;
}
.sec-head h2::before{
  content:"";
  position:absolute;
  left:0;top:6px;
  width:4px;height:22px;
  background:var(--brand);
  border-radius:2px;
}
.sec-head .sec-desc{
  color:var(--text-2);
  font-size:15px;
  max-width:760px;
}
.entry-list{
  border:1px solid var(--line);
  border-radius:var(--r-card);
  background:var(--surface);
  overflow:hidden;
  box-shadow:var(--sh-1);
}
.entry-row{
  display:grid;
  grid-template-columns:56px 1fr 170px;
  gap:20px;
  align-items:start;
  padding:26px 26px;
  transition:background .22s ease;
}
.entry-row + .entry-row{border-top:1px solid var(--line);}
.entry-row:hover{background:rgba(22,214,160,.05);}
.entry-no{
  font-size:22px;
  font-weight:800;
  color:var(--brand);
  letter-spacing:-.5px;
  line-height:1.2;
  padding-top:2px;
}
.entry-body h3{
  font-size:20px;
  font-weight:700;
  margin-bottom:8px;
  letter-spacing:-.2px;
}
.entry-body p{
  color:var(--text-2);
  font-size:15px;
  line-height:1.85;
}
.entry-body .mini-tags{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin-top:12px;
}
.mini-tag{
  font-size:12px;
  padding:3px 10px;
  border-radius:999px;
  border:1px solid var(--line);
  color:var(--text-3);
}
.mini-tag.accent{
  color:var(--accent);
  border-color:rgba(255,138,61,.35);
  background:rgba(255,138,61,.1);
}
.entry-link{
  justify-self:end;
  align-self:center;
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  font-weight:700;
  color:var(--brand);
  white-space:nowrap;
}
.entry-link i{transition:transform .2s ease;}
.entry-link:hover i{transform:translateX(3px);}
@media (max-width:767px){
  .entry-row{grid-template-columns:44px 1fr;gap:14px;padding:22px 18px;}
  .entry-no{font-size:18px;}
  .entry-link{grid-column:2;justify-self:start;margin-top:6px;}
  .sec-head h2{font-size:24px;}
}

/* 图文带 */
.figure-band{
  margin-top:32px;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  background:var(--bg-800);
  display:grid;
  grid-template-columns:1fr;
  box-shadow:var(--sh-1);
}
@media (min-width:768px){
  .figure-band{grid-template-columns:1.05fr 1fr;align-items:center;}
}
.figure-band img{
  width:100%;
  height:100%;
  min-height:230px;
  object-fit:cover;
  border-radius:0;
}
.figure-band .fig-text{padding:28px 30px;}
.figure-band .fig-text h3{
  font-size:22px;
  margin-bottom:10px;
}
.figure-band .fig-text p{
  color:var(--text-2);
  font-size:15px;
}
.figure-band .fig-text .btn-link-text{margin-top:14px;}

/* 状态提示条 */
.notice{
  display:flex;
  gap:14px;
  align-items:flex-start;
  margin-top:26px;
  padding:18px 20px;
  border:1px solid rgba(255,194,75,.32);
  background:rgba(255,194,75,.08);
  border-radius:var(--r-card);
}
.notice i{color:var(--warn);font-size:18px;margin-top:4px;}
.notice p{color:var(--text-2);font-size:14.5px;}
.notice strong{color:var(--text-1);}

/* ============ FAQ ============ */
.faq-wrap{
  margin-top:64px;
  background:var(--bg-light);
  border-radius:18px;
  padding:44px 40px;
  color:#1B2028;
}
.faq-wrap .sec-head h2{color:#141A22;}
.faq-wrap .sec-head .sec-desc{color:#4B5563;}
.faq-wrap .tag{background:rgba(10,165,120,.14);color:#0A785C;}
.faq-list{margin-top:24px;}
.faq-item{
  background:#FFFFFF;
  border:1px solid #E2E6E4;
  border-radius:var(--r-card);
  overflow:hidden;
  transition:box-shadow .22s ease,border-color .22s ease;
}
.faq-item + .faq-item{margin-top:14px;}
.faq-item[open]{
  box-shadow:0 10px 26px rgba(16,24,32,.1);
  border-color:rgba(10,165,120,.4);
}
.faq-item summary{
  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:#141A22;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-plus{
  position:relative;
  width:22px;height:22px;
  flex-shrink:0;
  transition:transform .25s ease;
}
.faq-plus::before,
.faq-plus::after{
  content:"";
  position:absolute;
  background:#0A9E73;
  border-radius:2px;
}
.faq-plus::before{left:0;top:10px;width:22px;height:2px;}
.faq-plus::after{left:10px;top:0;width:2px;height:22px;}
.faq-item[open] .faq-plus{transform:rotate(45deg);}
.faq-answer{
  padding:0 24px 22px;
  color:#3C4652;
  font-size:15.5px;
  line-height:1.9;
}
.faq-item[open] .faq-answer{
  background:#F0F3F1;
  border-top:1px solid #E2E6E4;
  padding-top:18px;
}
@media (max-width:767px){
  .faq-wrap{padding:30px 20px;border-radius:14px;}
  .faq-item summary{font-size:16px;padding:18px;}
  .faq-answer{padding:0 18px 18px;}
}

/* ============ CTA ============ */
.cta-band{
  position:relative;
  margin-top:72px;
  padding:48px 44px;
  border-radius:18px;
  background:
    linear-gradient(120deg,rgba(22,214,160,.14),rgba(255,138,61,.1)),
    var(--bg-800);
  border:1px solid var(--line);
  overflow:hidden;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:26px;
}
.cta-band::before{
  content:"";
  position:absolute;
  left:-40px;bottom:-40px;
  width:180px;height:180px;
  background:var(--brand);
  opacity:.08;
  clip-path:polygon(0 0,100% 40%,60% 100%);
}
.cta-band h2{
  font-size:28px;
  margin-bottom:8px;
  position:relative;
}
.cta-band p{
  color:var(--text-2);
  font-size:15px;
  max-width:620px;
  position:relative;
}
.cta-band .cta-actions{display:flex;gap:12px;flex-wrap:wrap;position:relative;}
@media (max-width:767px){
  .cta-band{padding:32px 22px;}
  .cta-band h2{font-size:22px;}
}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--bg-800);
  border-top:1px solid var(--line);
  padding:64px 0 0;
  margin-top:0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1fr;
  gap:40px;
}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{
  color:var(--text-2);
  font-size:14px;
  line-height:1.85;
  max-width:340px;
}
.footer-col h4{
  font-size:15px;
  font-weight:700;
  margin-bottom:16px;
  color:var(--text-1);
}
.footer-col ul li + li{margin-top:10px;}
.footer-col a{
  color:var(--text-2);
  font-size:14px;
}
.footer-col a:hover{color:var(--brand);}
.footer-bottom{
  margin-top:52px;
  border-top:1px solid var(--line);
  padding:22px 0 28px;
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  justify-content:space-between;
}
.footer-bottom p{
  color:var(--text-3);
  font-size:13px;
}
@media (max-width:991px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:575px){
  .footer-grid{grid-template-columns:1fr;}
  .site-footer{padding-top:44px;}
}

/* ============ 响应式导航 ============ */
@media (max-width:1199px){
  .nav-search{width:170px;}
  .nav-channels{gap:16px;}
}
@media (max-width:991px){
  .nav-channels,.header-side .btn,.nav-search{display:none;}
  .nav-toggle{display:inline-grid;place-items:center;}
  .header-inner{height:60px;gap:14px;}
  .brand-text strong{font-size:15px;}
  .page-hero{padding:52px 0 46px;}
  .page-hero h1{font-size:30px;}
  .page-hero .lead{font-size:16px;}
  .layout{padding:48px 0 64px;gap:36px;}
}
@media (max-width:575px){
  .container{padding:0 16px;}
  .page-hero h1{font-size:26px;letter-spacing:0;}
  .sec-head h2{font-size:22px;}
  .entry-body h3{font-size:18px;}
  .cta-band h2{font-size:20px;}
}

/* roulang page: category2 */
:root{
  --brand:#16D6A0;
  --brand-hover:#0FBE8C;
  --brand-press:#0AA578;
  --brand-deep:#0AA578;
  --accent:#FF8A3D;
  --accent-hover:#F2761F;
  --bg-900:#0C0F14;
  --bg-800:#141A22;
  --surface:#1A212B;
  --surface-2:#161C25;
  --line:#2A3340;
  --bg-light:#F4F6F4;
  --text-1:#EDF1F6;
  --text-2:#A7B1C0;
  --text-3:#78839A;
  --ink:#14181F;
  --text-dark-1:#1B2028;
  --text-dark-2:#465063;
  --success:#3FBF7F;
  --warn:#E7B44A;
  --radius-card:14px;
  --radius-btn:10px;
  --radius-img:10px;
  --radius-pill:999px;
  --shadow-1:0 2px 8px rgba(0,0,0,.25);
  --shadow-2:0 14px 32px rgba(0,0,0,.38);
  --gutter:24px;
  --section-y:96px;
  --bs-body-bg:var(--bg-900);
  --bs-body-color:var(--text-1);
  --bs-border-color:var(--line);
  --bs-link-color:var(--brand);
  --bs-link-hover-color:var(--brand-hover);
  --bs-primary:#16D6A0;
  --bs-primary-rgb:22,214,160;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg-900);
  color:var(--text-1);
  font-family:"Inter","PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--brand-hover);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;color:var(--text-1);letter-spacing:-.4px;}
p{margin:0;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 24px;
}
@media (min-width:1440px){
  .container{max-width:1320px;}
}

/* ---------- 通用按钮 ---------- */
.btn-brand{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:46px;
  padding:0 24px;
  border:none;
  border-radius:var(--radius-btn);
  background:var(--accent);
  color:var(--ink);
  font-weight:700;
  font-size:15px;
  box-shadow:var(--shadow-1);
  transition:transform .2s ease,background .2s ease,box-shadow .2s ease;
}
.btn-brand:hover{
  background:var(--accent-hover);
  color:var(--ink);
  transform:translateY(-1px);
  box-shadow:var(--shadow-2);
}
.btn-brand:active{background:var(--accent-hover);transform:translateY(0);}
.btn-ghost{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:46px;
  padding:0 24px;
  border:1px solid var(--line);
  border-radius:var(--radius-btn);
  background:transparent;
  color:var(--text-1);
  font-weight:600;
  font-size:15px;
  transition:border-color .2s ease,color .2s ease,transform .2s ease;
}
.btn-ghost:hover{
  border-color:var(--brand);
  color:var(--brand);
  transform:translateY(-1px);
}
.btn-sm-nav{height:40px;padding:0 18px;font-size:14px;}
.link-arrow{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  font-weight:600;
  color:var(--brand);
}
.link-arrow i{transition:transform .2s ease;}
.link-arrow:hover i{transform:translateX(3px);}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:var(--bg-900);
  border-bottom:1px solid var(--line);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:20px;
  height:68px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
  color:var(--text-1);
}
.brand:hover{color:var(--text-1);}
.brand-mark{
  width:36px;
  height:36px;
  display:flex;
  align-items:center;
  justify-content:center;
  background:var(--brand);
  color:var(--ink);
  font-weight:800;
  font-size:17px;
  border-radius:8px;
  clip-path:polygon(10px 0,100% 0,100% calc(100% - 10px),calc(100% - 10px) 100%,0 100%,0 10px);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text strong{font-size:17px;font-weight:800;letter-spacing:-.3px;}
.brand-text span{font-size:11px;color:var(--text-3);letter-spacing:2px;font-weight:600;}
.nav-channels{
  display:flex;
  align-items:center;
  gap:4px;
  margin:0 auto;
}
.nav-channels a{
  position:relative;
  padding:8px 14px;
  font-size:14px;
  color:var(--text-2);
  font-weight:600;
  border-radius:8px;
  transition:color .2s ease,background .2s ease;
}
.nav-channels a::after{
  content:"";
  position:absolute;
  left:14px;
  right:14px;
  bottom:2px;
  height:2px;
  background:var(--brand);
  transform:scaleX(0);
  transform-origin:left;
  transition:transform .22s ease;
}
.nav-channels a:hover{color:var(--text-1);}
.nav-channels a:hover::after{transform:scaleX(1);}
.nav-channels a.active{color:var(--brand);}
.nav-channels a.active::after{transform:scaleX(1);}
.nav-channels a.active::before{
  content:"";
  position:absolute;
  left:5px;
  top:50%;
  width:5px;
  height:5px;
  margin-top:-2.5px;
  border-radius:50%;
  background:var(--brand);
}
.header-actions{
  display:flex;
  align-items:center;
  gap:12px;
  flex:0 0 auto;
}
.nav-search{
  display:flex;
  align-items:center;
  gap:8px;
  height:40px;
  padding:0 12px;
  border:1px solid var(--line);
  border-radius:var(--radius-btn);
  background:var(--bg-800);
  transition:border-color .2s ease,width .25s ease;
  width:200px;
}
.nav-search:focus-within{border-color:var(--brand);width:240px;}
.nav-search i{color:var(--text-3);font-size:13px;}
.nav-search input{
  flex:1;
  min-width:0;
  border:none;
  outline:none;
  background:transparent;
  color:var(--text-1);
  font-size:14px;
}
.nav-search input::placeholder{color:var(--text-3);}
.nav-toggle{
  display:none;
  flex-direction:column;
  justify-content:center;
  gap:5px;
  width:42px;
  height:40px;
  padding:0 10px;
  border:1px solid var(--line);
  border-radius:var(--radius-btn);
  background:transparent;
}
.nav-toggle span{display:block;height:2px;background:var(--text-1);border-radius:2px;}
.nav-toggle:hover{border-color:var(--brand);}

.offcanvas{
  background:var(--bg-800);
  color:var(--text-1);
  border-left:1px solid var(--line) !important;
}
.offcanvas-header{border-bottom:1px solid var(--line);}
.offcanvas-title{font-weight:700;font-size:16px;}
.offcanvas .btn-close{filter:invert(1) grayscale(1);opacity:.7;}
.mobile-nav{display:flex;flex-direction:column;gap:4px;margin-bottom:24px;}
.mobile-nav a{
  padding:13px 14px;
  border:1px solid var(--line);
  border-radius:10px;
  color:var(--text-2);
  font-size:15px;
  font-weight:600;
}
.mobile-nav a.active{color:var(--brand);border-color:rgba(22,214,160,.45);background:rgba(22,214,160,.08);}

/* ---------- 面包屑与英雄区 ---------- */
.breadcrumb-bar{
  background:var(--bg-800);
  border-bottom:1px solid var(--line);
}
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  margin:0;
  padding:14px 0;
  font-size:13px;
  color:var(--text-3);
}
.breadcrumb a{color:var(--text-2);}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb .sep{color:var(--text-3);}
.breadcrumb .current{color:var(--brand);}

.page-hero{
  position:relative;
  padding:64px 0 88px;
  border-bottom:1px solid var(--line);
  background-image:
    radial-gradient(circle at 84% 16%, rgba(22,214,160,.14), transparent 44%),
    linear-gradient(180deg, rgba(12,15,20,.94), rgba(12,15,20,.99)),
    url('/assets/images/backpic/back-1.webp');
  background-size:cover,cover,cover;
  background-position:center,center,center;
  overflow:hidden;
}
.page-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:radial-gradient(rgba(237,241,246,.5) 1px, transparent 1px);
  background-size:22px 22px;
  opacity:.05;
  pointer-events:none;
}
.hero-grid{
  position:relative;
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:56px;
  align-items:center;
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12px;
  font-weight:700;
  letter-spacing:2px;
  color:var(--brand);
  text-transform:uppercase;
  margin-bottom:18px;
}
.eyebrow::before{
  content:"";
  width:22px;
  height:2px;
  background:var(--brand);
  display:inline-block;
}
.page-hero h1{
  font-size:46px;
  line-height:1.2;
  font-weight:800;
  letter-spacing:-.5px;
  margin-bottom:18px;
}
.hero-sub{
  font-size:17px;
  color:var(--text-2);
  line-height:1.85;
  max-width:520px;
  margin-bottom:28px;
}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:32px;}
.hero-trust{
  display:flex;
  flex-wrap:wrap;
  gap:12px 28px;
  padding-top:22px;
  border-top:1px solid var(--line);
}
.hero-trust li{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:14px;
  color:var(--text-2);
}
.hero-trust i{color:var(--brand);font-size:15px;}
.hero-visual{position:relative;}
.hero-visual img{
  width:100%;
  aspect-ratio:4/3;
  object-fit:cover;
  border-radius:var(--radius-img);
  border:1px solid var(--line);
  box-shadow:var(--shadow-2);
}
.hero-float{
  position:absolute;
  left:-18px;
  bottom:-24px;
  width:250px;
  padding:18px 20px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-2);
  clip-path:polygon(14px 0,100% 0,100% calc(100% - 14px),calc(100% - 14px) 100%,0 100%,0 14px);
}
.hero-float h3{
  font-size:13px;
  color:var(--text-3);
  font-weight:600;
  letter-spacing:1px;
  margin-bottom:12px;
}
.hero-float dl{margin:0;display:grid;gap:9px;}
.hero-float .row-line{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  font-size:13px;
}
.hero-float dt{color:var(--text-3);font-weight:500;margin:0;}
.hero-float dd{margin:0;color:var(--text-1);font-weight:700;}
.hero-float dd.ok{color:var(--brand);}

/* ---------- 通用板块 ---------- */
.section{padding:var(--section-y) 0;}
.section--tight{padding:72px 0;}
.section--alt{background:var(--bg-800);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section--light{background:var(--bg-light);color:var(--text-dark-1);}
.section--light h2,.section--light h3{color:var(--text-dark-1);}
.sec-head{max-width:720px;margin-bottom:48px;}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.sec-eyebrow{
  display:inline-block;
  font-size:12px;
  font-weight:700;
  letter-spacing:2px;
  color:var(--brand);
  text-transform:uppercase;
  margin-bottom:12px;
}
.section--light .sec-eyebrow{color:var(--brand-deep);}
.sec-head h2{
  position:relative;
  font-size:32px;
  font-weight:700;
  line-height:1.3;
  padding-left:16px;
  margin-bottom:14px;
}
.sec-head h2::before{
  content:"";
  position:absolute;
  left:0;
  top:6px;
  width:4px;
  height:22px;
  background:var(--brand);
  border-radius:2px;
}
.sec-head.center h2{padding-left:0;}
.sec-head.center h2::before{display:none;}
.sec-desc{font-size:16px;color:var(--text-2);line-height:1.85;}
.section--light .sec-desc{color:var(--text-dark-2);}

/* ---------- 卡片体系 ---------- */
.card-base{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-1);
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.card-base:hover{
  transform:translateY(-3px);
  border-color:rgba(22,214,160,.4);
  box-shadow:var(--shadow-2);
}
.badge-soft{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 12px;
  border-radius:var(--radius-pill);
  background:rgba(22,214,160,.12);
  color:var(--brand);
  font-size:12px;
  font-weight:700;
  letter-spacing:.5px;
}
.badge-soft.accent{
  background:rgba(255,138,61,.14);
  color:var(--accent);
}

/* ---------- 登录功能卡网格 ---------- */
.login-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.login-card{
  display:flex;
  flex-direction:column;
  overflow:hidden;
  padding:0;
}
.login-card--wide{grid-column:span 2;}
.login-card .thumb{
  width:100%;
  aspect-ratio:16/9;
  object-fit:cover;
  border-bottom:1px solid var(--line);
  background:var(--bg-800);
}
.login-card--wide .thumb{aspect-ratio:21/9;}
.login-card .card-body{
  padding:24px 26px 26px;
  display:flex;
  flex-direction:column;
  flex:1;
}
.login-card h3{font-size:20px;font-weight:700;margin-bottom:10px;}
.login-card p{font-size:15px;color:var(--text-2);line-height:1.8;margin-bottom:18px;}
.login-card .card-foot{margin-top:auto;}

/* ---------- 流程图解 ---------- */
.flow-wrap{
  display:grid;
  grid-template-columns:.95fr 1.05fr;
  gap:48px;
  align-items:center;
}
.flow-figure{
  position:relative;
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  overflow:hidden;
  background:var(--surface);
}
.flow-figure img{
  width:100%;
  aspect-ratio:4/3;
  object-fit:cover;
}
.figure-caption{
  padding:14px 20px;
  border-top:1px solid var(--line);
  font-size:13px;
  color:var(--text-3);
  background:var(--surface-2);
}
.flow-steps{counter-reset:step;display:grid;gap:18px;}
.flow-steps li{
  position:relative;
  display:grid;
  grid-template-columns:44px 1fr;
  gap:18px;
  align-items:flex-start;
  padding:20px 22px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  transition:border-color .22s ease,transform .22s ease;
}
.flow-steps li::before{
  counter-increment:step;
  content:"0" counter(step);
  display:flex;
  align-items:center;
  justify-content:center;
  width:44px;
  height:44px;
  border-radius:10px;
  background:rgba(22,214,160,.12);
  color:var(--brand);
  font-weight:800;
  font-size:15px;
  letter-spacing:-.5px;
}
.flow-steps li:hover{border-color:rgba(22,214,160,.4);transform:translateY(-2px);}
.flow-steps h3{font-size:18px;font-weight:700;margin-bottom:6px;}
.flow-steps p{font-size:14.5px;color:var(--text-2);line-height:1.8;}

/* ---------- 注意事项列表 ---------- */
.note-list{display:grid;gap:0;border-top:1px solid var(--line);}
.note-list li{
  display:grid;
  grid-template-columns:64px 1fr auto;
  gap:24px;
  align-items:center;
  padding:26px 8px;
  border-bottom:1px solid var(--line);
  transition:background .22s ease;
}
.note-list li:hover{background:rgba(26,33,43,.6);}
.note-num{
  font-size:20px;
  font-weight:800;
  color:var(--brand);
  letter-spacing:-1px;
}
.note-body h3{font-size:18px;font-weight:700;margin-bottom:6px;}
.note-body p{font-size:15px;color:var(--text-2);line-height:1.8;}

/* ---------- 合规提示 ---------- */
.safety-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.safety-card{
  padding:26px 26px 28px;
  background:var(--surface);
  border:1px solid var(--line);
  border-left:3px solid var(--accent);
  border-radius:var(--radius-card);
  transition:transform .22s ease,border-color .22s ease;
}
.safety-card:hover{transform:translateY(-3px);border-color:rgba(255,138,61,.45);border-left-color:var(--accent);}
.safety-card h3{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:17px;
  font-weight:700;
  margin-bottom:10px;
}
.safety-card h3 i{color:var(--accent);font-size:16px;}
.safety-card p{font-size:14.5px;color:var(--text-2);line-height:1.8;}

/* ---------- FAQ ---------- */
.faq-accordion .accordion-item{
  background:#FFFFFF;
  border:1px solid #DCE3DE;
  border-radius:var(--radius-card) !important;
  margin-bottom:12px;
  overflow:hidden;
  box-shadow:0 2px 8px rgba(16,32,24,.06);
}
.faq-accordion .accordion-button{
  background:transparent;
  color:var(--text-dark-1);
  font-size:17px;
  font-weight:700;
  padding:20px 24px;
  box-shadow:none;
}
.faq-accordion .accordion-button:not(.collapsed){
  color:var(--brand-deep);
  background:rgba(22,214,160,.08);
  box-shadow:none;
}
.faq-accordion .accordion-button:focus{box-shadow:0 0 0 2px rgba(22,214,160,.55);}
.faq-accordion .accordion-button::after{
  width:14px;
  height:14px;
  flex:0 0 14px;
  background-image:linear-gradient(var(--brand-deep),var(--brand-deep)),linear-gradient(var(--brand-deep),var(--brand-deep));
  background-size:14px 2px,2px 14px;
  background-position:center;
  background-repeat:no-repeat;
  transition:transform .25s ease;
}
.faq-accordion .accordion-button:not(.collapsed)::after{
  background-image:linear-gradient(var(--brand-deep),var(--brand-deep)),linear-gradient(var(--brand-deep),var(--brand-deep));
  transform:rotate(45deg);
}
.faq-accordion .accordion-body{
  padding:6px 24px 24px;
  background:#F7F9F7;
  color:var(--text-dark-2);
  font-size:15.5px;
  line-height:1.9;
}

/* ---------- CTA 条 ---------- */
.cta-band{
  position:relative;
  padding:64px 0;
  background:
    linear-gradient(120deg, rgba(22,214,160,.10), rgba(255,138,61,.08)),
    var(--bg-800);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  overflow:hidden;
}
.cta-band::before{
  content:"";
  position:absolute;
  top:-40px;
  right:-60px;
  width:280px;
  height:280px;
  border:1px solid rgba(22,214,160,.25);
  clip-path:polygon(40px 0,100% 0,100% calc(100% - 40px),calc(100% - 40px) 100%,0 100%,0 40px);
  pointer-events:none;
}
.cta-inner{
  position:relative;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  flex-wrap:wrap;
}
.cta-inner h2{font-size:30px;font-weight:800;margin-bottom:10px;}
.cta-inner p{font-size:16px;color:var(--text-2);}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--bg-900);
  border-top:1px solid var(--line);
  padding:64px 0 0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1fr;
  gap:32px;
  padding-bottom:48px;
}
.footer-brand .brand{margin-bottom:18px;}
.footer-brand p{font-size:14px;color:var(--text-2);line-height:1.85;max-width:320px;}
.footer-col h4{
  font-size:15px;
  font-weight:700;
  color:var(--text-1);
  margin-bottom:16px;
}
.footer-col ul{display:grid;gap:10px;}
.footer-col a{font-size:14px;color:var(--text-2);}
.footer-col a:hover{color:var(--brand);}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:12px;
  padding:22px 0 28px;
  border-top:1px solid var(--line);
}
.footer-bottom p{font-size:13px;color:var(--text-3);margin:0;}

/* ---------- 响应式 ---------- */
@media (max-width:1399px){
  .page-hero h1{font-size:42px;}
}
@media (max-width:1199px){
  .nav-search{width:170px;}
  .nav-search:focus-within{width:190px;}
  .page-hero h1{font-size:38px;}
  .hero-grid{gap:40px;}
}
@media (max-width:991px){
  :root{--section-y:72px;}
  .nav-channels,.nav-search{display:none;}
  .nav-toggle{display:flex;}
  .header-inner{height:60px;justify-content:space-between;}
  .btn-sm-nav{display:none;}
  .hero-grid{grid-template-columns:1fr;gap:48px;}
  .page-hero{padding:48px 0 72px;}
  .hero-visual{order:2;}
  .hero-float{left:12px;bottom:-20px;width:230px;}
  .login-grid{grid-template-columns:repeat(2,1fr);}
  .login-card--wide{grid-column:span 2;}
  .flow-wrap{grid-template-columns:1fr;gap:32px;}
  .safety-grid{grid-template-columns:1fr;gap:16px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .sec-head h2{font-size:26px;}
  .cta-inner h2{font-size:25px;}
}
@media (max-width:767px){
  .container{padding:0 18px;}
  .page-hero h1{font-size:30px;}
  .hero-sub{font-size:16px;}
  .hero-cta{gap:12px;}
  .hero-cta .btn-brand,.hero-cta .btn-ghost{width:100%;}
  .login-grid{grid-template-columns:1fr;}
  .login-card--wide{grid-column:span 1;}
  .login-card--wide .thumb{aspect-ratio:16/9;}
  .note-list li{grid-template-columns:1fr;gap:10px;padding:22px 6px;}
  .note-num{font-size:16px;}
  .footer-grid{grid-template-columns:1fr;}
  .cta-inner{flex-direction:column;align-items:flex-start;}
  .cta-inner .btn-brand{width:100%;}
}
@media (max-width:575px){
  :root{--section-y:48px;}
  .page-hero h1{font-size:26px;line-height:1.25;}
  .sec-head h2{font-size:22px;}
  .login-card .card-body{padding:20px;}
  .login-card h3{font-size:18px;}
  .flow-steps li{grid-template-columns:36px 1fr;gap:14px;padding:18px 16px;}
  .flow-steps li::before{width:36px;height:36px;font-size:13px;}
  .hero-float{position:static;width:100%;margin-top:16px;left:auto;bottom:auto;}
  .faq-accordion .accordion-button{font-size:15.5px;padding:16px 18px;}
  .faq-accordion .accordion-body{padding:6px 18px 20px;font-size:14.5px;}
  .footer-bottom{flex-direction:column;}
}

/* roulang page: category3 */
:root{
  --brand:#16D6A0;
  --brand-hover:#0FBE8C;
  --brand-press:#0AA578;
  --accent:#FF8A3D;
  --accent-hover:#F2761F;
  --bg-900:#0C0F14;
  --bg-800:#141A22;
  --surface:#1A212B;
  --line:#2A3340;
  --bg-light:#F4F6F4;
  --text-1:#EDF1F6;
  --text-2:#A7B1C0;
  --text-3:#78839A;
  --ink:#14181F;
  --dark-text:#1B2028;
  --success:#3DD68C;
  --warn:#FFC24B;
  --radius-card:14px;
  --radius-btn:10px;
  --radius-img:10px;
  --shadow-1:0 2px 8px rgba(0,0,0,.25);
  --shadow-2:0 14px 32px rgba(0,0,0,.38);
  --container:1200px;
  --nav-h:68px;
  --gap:24px;
  --bs-body-bg:#0C0F14;
  --bs-body-color:#EDF1F6;
  --bs-primary:#16D6A0;
  --bs-primary-rgb:22,214,160;
  --bs-font-sans-serif:"Inter","PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  --bs-border-radius:14px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg-900);
  color:var(--text-1);
  font-family:"Inter","PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  font-size:16.5px;
  line-height:1.85;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--brand-hover)}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.5px;color:var(--text-1)}
p{margin:0 0 16px}
p:last-child{margin-bottom:0}
button,input{font-family:inherit}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
section[id],div[id]{scroll-margin-top:88px}
.container{
  width:100%;
  max-width:var(--container);
  margin-inline:auto;
  padding-inline:20px;
}
@media (min-width:1440px){:root{--container:1320px}}
.section{padding:96px 0}
.section--tight{padding:72px 0}
.section--dark{background:var(--bg-900)}
.section--panel{background:var(--bg-800)}
.section--light{background:var(--bg-light);color:var(--dark-text)}
.section--light h2,.section--light h3,.section--light h4{color:var(--dark-text)}
.section--light p{color:#3C4553}
.divider{height:1px;background:var(--line);border:0;margin:0}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:1040;
  background:rgba(12,15,20,.94);
  border-bottom:1px solid var(--line);
  backdrop-filter:saturate(120%);
}
.header-inner{
  height:var(--nav-h);
  display:flex;align-items:center;gap:24px;
}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:36px;height:36px;border-radius:10px;flex-shrink:0;
  display:grid;place-items:center;
  background:linear-gradient(140deg,var(--brand),var(--brand-press));
  color:#08201A;font-weight:800;font-size:18px;
  clip-path:polygon(12px 0,100% 0,100% calc(100% - 12px),calc(100% - 12px) 100%,0 100%,0 12px);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:16px;font-weight:800;color:var(--text-1);letter-spacing:0}
.brand-text span{font-size:11.5px;color:var(--brand);letter-spacing:2px}
.nav-channels{display:flex;align-items:center;gap:4px;margin-left:8px;flex-wrap:nowrap}
.nav-channels a{
  position:relative;
  padding:8px 14px;
  font-size:15px;color:var(--text-2);border-radius:8px;
  white-space:nowrap;
  transition:color .2s ease,background .2s ease;
}
.nav-channels a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;
  background:var(--brand);transform:scaleX(0);transform-origin:left;
  transition:transform .22s ease;
}
.nav-channels a:hover{color:var(--text-1)}
.nav-channels a:hover::after{transform:scaleX(1)}
.nav-channels a.active{color:var(--brand)}
.nav-channels a.active::after{transform:scaleX(1)}
.nav-channels a.active::before{
  content:"";position:absolute;left:2px;top:50%;width:5px;height:5px;margin-top:-2.5px;
  border-radius:50%;background:var(--brand);
}
.header-right{display:flex;align-items:center;gap:12px;margin-left:auto}
.nav-search{
  display:flex;align-items:center;gap:8px;
  height:40px;padding:0 12px;width:220px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-btn);
  transition:border-color .2s ease,width .25s ease;
}
.nav-search:focus-within{border-color:var(--brand);width:240px}
.nav-search i{color:var(--text-3);font-size:13px}
.nav-search input{
  flex:1;min-width:0;border:0;background:transparent;color:var(--text-1);font-size:14px;
}
.nav-search input::placeholder{color:var(--text-3)}
.nav-search input:focus{outline:none}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:var(--radius-btn);
  background:var(--surface);border:1px solid var(--line);color:var(--text-1);
  align-items:center;justify-content:center;
}
.nav-toggle:hover{border-color:var(--brand);color:var(--brand)}

/* ---------- buttons ---------- */
.btn{
  --bs-btn-focus-box-shadow:none;
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;font-size:15px;font-weight:700;
  border-radius:var(--radius-btn);border:1px solid transparent;
  transition:transform .18s ease,background .2s ease,border-color .2s ease,color .2s ease,box-shadow .2s ease;
  cursor:pointer;
}
.btn.btn-primary,.btn.btn-primary:focus{
  background:var(--accent);color:var(--ink);border-color:var(--accent);
}
.btn.btn-primary:hover{background:var(--accent-hover);border-color:var(--accent-hover);color:var(--ink);transform:translateY(-1px);box-shadow:var(--shadow-1)}
.btn.btn-primary:active{background:var(--accent-hover);transform:translateY(0)}
.btn.btn-ghost{background:transparent;color:var(--text-1);border-color:var(--line)}
.btn.btn-ghost:hover{color:var(--brand);border-color:var(--brand);transform:translateY(-1px)}
.btn.btn-sm{height:40px;padding:0 16px;font-size:14px}
.btn.btn-block{width:100%}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14.5px;font-weight:700;color:var(--brand);
}
.btn-text i{transition:transform .2s ease;font-size:12px}
.btn-text:hover i{transform:translateX(3px)}
.section--light .btn-text{color:var(--brand-press)}
.section--light .btn-text:hover{color:var(--brand)}

/* ---------- badges / labels ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:2px;text-transform:uppercase;
  color:var(--brand);margin-bottom:14px;
}
.badge-soft{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:999px;font-size:12.5px;font-weight:700;
  background:rgba(22,214,160,.12);color:var(--brand);
}
.badge-soft--accent{background:rgba(255,138,61,.14);color:var(--accent)}
.badge-soft--muted{background:rgba(167,177,192,.12);color:var(--text-2)}
.badge-soft--dark{background:rgba(22,214,160,.12);color:var(--brand-press)}
.section-head{max-width:720px;margin-bottom:44px}
.section-head h2{
  position:relative;padding-left:18px;font-size:clamp(22px,2.4vw,32px);line-height:1.3;
}
.section-head h2::before{
  content:"";position:absolute;left:0;top:6px;width:4px;height:22px;border-radius:2px;background:var(--brand);
}
.section-head p{margin-top:12px;color:var(--text-2);font-size:15.5px;max-width:620px}
.section--light .section-head p{color:#54606F}

/* ---------- breadcrumb ---------- */
.breadcrumb-bar{
  border-bottom:1px solid var(--line);
  background:var(--bg-800);
}
.breadcrumb-bar .container{display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding-block:12px}
.breadcrumb-bar a,.breadcrumb-bar span{font-size:13.5px;color:var(--text-3)}
.breadcrumb-bar a:hover{color:var(--brand)}
.breadcrumb-bar .sep{color:var(--line)}
.breadcrumb-bar .current{color:var(--brand)}

/* ---------- hero ---------- */
.page-hero{
  position:relative;overflow:hidden;
  padding:76px 0 84px;
  background:var(--bg-900);
  border-bottom:1px solid var(--line);
}
.page-hero .hero-bg{
  position:absolute;inset:0;
  background-size:cover;background-position:center right;
  opacity:.28;
  mask-image:linear-gradient(to left,rgba(0,0,0,.9),rgba(0,0,0,.15) 70%,rgba(0,0,0,0) 100%);
  -webkit-mask-image:linear-gradient(to left,rgba(0,0,0,.9),rgba(0,0,0,.15) 70%,rgba(0,0,0,0) 100%);
}
.page-hero .hero-dots{
  position:absolute;inset:0;
  background-image:radial-gradient(rgba(237,241,246,.5) 1px,transparent 1px);
  background-size:22px 22px;opacity:.05;pointer-events:none;
}
.page-hero .container{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:48px;align-items:center}
.hero-copy h1{
  font-size:clamp(27px,3.5vw,46px);
  line-height:1.2;letter-spacing:-.5px;margin-bottom:18px;
}
.hero-copy h1 em{font-style:normal;color:var(--brand)}
.hero-lead{font-size:17px;color:var(--text-2);max-width:560px;margin-bottom:28px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:30px}
.hero-points{display:flex;flex-wrap:wrap;gap:10px 26px;padding-top:22px;border-top:1px solid var(--line)}
.hero-points li{display:flex;align-items:center;gap:9px;font-size:14px;color:var(--text-2)}
.hero-points i{color:var(--brand);font-size:14px}
.hero-panel{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:26px;
  box-shadow:var(--shadow-1);
  clip-path:polygon(0 0,100% 0,100% calc(100% - 14px),calc(100% - 14px) 100%,0 100%);
}
.hero-panel h2{
  font-size:15px;letter-spacing:1px;text-transform:uppercase;color:var(--text-3);font-weight:700;
  margin-bottom:18px;
}
.status-list li{
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  padding:12px 0;border-bottom:1px dashed var(--line);font-size:14.5px;
}
.status-list li:last-child{border-bottom:0;padding-bottom:0}
.status-list .k{color:var(--text-3)}
.status-list .v{color:var(--text-1);font-weight:700;text-align:right}
.status-list .v.ok{color:var(--brand)}
.status-list .v.warn{color:var(--warn)}
.hero-figure{margin-top:20px;border-radius:var(--radius-img);overflow:hidden;border:1px solid var(--line)}
.hero-figure img{width:100%;aspect-ratio:16/9;object-fit:cover}

/* ---------- steps + table ---------- */
.stage-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.15fr);gap:40px;align-items:start}
.timeline{position:relative;padding-left:34px}
.timeline::before{
  content:"";position:absolute;left:11px;top:12px;bottom:12px;width:1px;
  background:linear-gradient(to bottom,var(--brand),rgba(22,214,160,.08));
}
.timeline li{position:relative;padding-bottom:28px}
.timeline li:last-child{padding-bottom:0}
.timeline .dot{
  position:absolute;left:-34px;top:2px;width:23px;height:23px;border-radius:8px;
  display:grid;place-items:center;font-size:12px;font-weight:800;
  background:var(--bg-900);border:1px solid var(--brand);color:var(--brand);
}
.timeline h3{font-size:18px;margin-bottom:6px}
.timeline p{font-size:14.5px;color:var(--text-2);margin:0}
.timeline .meta{display:block;margin-top:8px;font-size:12.5px;color:var(--text-3)}
.panel-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:26px;box-shadow:var(--shadow-1);
}
.panel-card h3{font-size:19px;margin-bottom:8px}
.panel-card > p{font-size:14.5px;color:var(--text-2)}
.table-scroll{
  margin-top:20px;overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius-img);
  background:var(--bg-800);
}
table.compat{width:100%;min-width:560px;border-collapse:collapse;font-size:14.5px}
table.compat thead th{
  text-align:left;padding:14px 18px;font-size:13px;letter-spacing:1px;
  color:var(--brand);background:rgba(22,214,160,.06);border-bottom:1px solid var(--line);white-space:nowrap;
}
table.compat tbody td{padding:14px 18px;border-bottom:1px solid var(--line);color:var(--text-2);vertical-align:top}
table.compat tbody tr:last-child td{border-bottom:0}
table.compat tbody tr:hover td{background:rgba(22,214,160,.04);color:var(--text-1)}
table.compat td:first-child{color:var(--text-1);font-weight:700;white-space:nowrap}
.tag-ok{color:var(--brand);font-weight:700}
.tag-no{color:#FF8A3D;font-weight:700}
.table-note{margin-top:14px;font-size:13px;color:var(--text-3)}

/* ---------- feature bento ---------- */
.bento{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:var(--gap)}
.bento-item{
  grid-column:span 4;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:26px;display:flex;flex-direction:column;gap:12px;
  transition:border-color .22s ease,transform .22s ease,box-shadow .22s ease;
}
.bento-item:hover{border-color:rgba(22,214,160,.4);transform:translateY(-3px);box-shadow:var(--shadow-2)}
.bento-item h3{font-size:19px}
.bento-item p{font-size:14.5px;color:var(--text-2);margin:0}
.bento-item .btn-text{margin-top:auto;padding-top:8px}
.bento-item--wide{grid-column:span 7}
.bento-item--mid{grid-column:span 5}
.bento-item--half{grid-column:span 6}
.bento-figure{margin:-26px -26px 0;border-radius:var(--radius-card) var(--radius-card) 0 0;overflow:hidden;border-bottom:1px solid var(--line)}
.bento-figure img{width:100%;aspect-ratio:16/9;object-fit:cover}
.bento-list{display:grid;gap:10px;font-size:14.5px;color:var(--text-2)}
.bento-list li{display:flex;gap:10px;align-items:flex-start}
.bento-list i{color:var(--brand);font-size:13px;margin-top:6px}
.section--light .bento-item{background:#fff;border-color:#E1E6E3}
.section--light .bento-item p,.section--light .bento-list{color:#48525F}
.section--light .bento-item:hover{border-color:rgba(15,190,140,.5);box-shadow:0 14px 32px rgba(20,30,26,.12)}

/* ---------- checklist rows ---------- */
.check-rows{border-top:1px solid var(--line)}
.check-row{
  display:grid;grid-template-columns:72px minmax(0,1fr) auto;gap:24px;align-items:center;
  padding:24px 0;border-bottom:1px solid var(--line);
  transition:background .2s ease,padding .2s ease;
}
.check-row:hover{background:rgba(22,214,160,.04)}
.check-row .num{font-size:26px;font-weight:800;color:var(--brand);letter-spacing:-1px}
.check-row h3{font-size:17.5px;margin-bottom:6px}
.check-row p{font-size:14.5px;color:var(--text-2);margin:0;max-width:760px}
.check-row .link{padding-left:16px}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;margin-inline:auto}
.accordion-item{
  background:#fff;border:1px solid #E1E6E3;border-radius:var(--radius-card)!important;
  margin-bottom:14px;overflow:hidden;
}
.accordion-button{
  background:#fff;color:var(--dark-text);font-size:17px;font-weight:700;
  padding:20px 22px;border-radius:var(--radius-card)!important;box-shadow:none!important;
}
.accordion-button:not(.collapsed){background:#fff;color:var(--brand-press)}
.accordion-button::after{
  content:"+";background-image:none;width:22px;height:22px;
  display:flex;align-items:center;justify-content:center;
  font-size:22px;font-weight:400;line-height:1;color:var(--brand-press);
  transform:rotate(0deg);transition:transform .25s ease;
}
.accordion-button:not(.collapsed)::after{transform:rotate(45deg);color:var(--brand-press)}
.accordion-button:focus{outline:2px solid var(--brand);outline-offset:-2px}
.accordion-body{
  padding:0 22px 22px;font-size:15px;color:#48525F;line-height:1.85;background:#F9FBF9;
}
.accordion-body strong{color:var(--dark-text);font-weight:700}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;
  background:var(--bg-800);border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  padding:72px 0;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(42,51,64,.9) 1px,transparent 1px),linear-gradient(90deg,rgba(42,51,64,.9) 1px,transparent 1px);
  background-size:56px 56px;opacity:.35;pointer-events:none;
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-40px;width:280px;height:280px;
  background:rgba(255,138,61,.12);
  clip-path:polygon(32px 0,100% 0,100% calc(100% - 32px),calc(100% - 32px) 100%,0 100%,0 32px);
  pointer-events:none;
}
.cta-inner{position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:28px;align-items:center;justify-content:space-between}
.cta-inner h2{font-size:clamp(22px,2.4vw,30px);margin-bottom:10px}
.cta-inner p{color:var(--text-2);font-size:15.5px;max-width:640px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center}

/* ---------- footer ---------- */
.site-footer{background:var(--bg-900);border-top:1px solid var(--line);padding-top:72px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;padding-bottom:48px}
.footer-brand p{margin-top:16px;font-size:14.5px;color:var(--text-2);max-width:360px}
.footer-col h4{font-size:15px;margin-bottom:16px;color:var(--text-1)}
.footer-col ul{display:grid;gap:10px}
.footer-col a{font-size:14.5px;color:var(--text-2)}
.footer-col a:hover{color:var(--brand)}
.footer-bottom{
  border-top:1px solid var(--line);padding:22px 0 30px;
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
}
.footer-bottom p{margin:0;font-size:13px;color:var(--text-3)}

/* ---------- drawer ---------- */
.drawer{background:var(--bg-800);color:var(--text-1);border-left:1px solid var(--line);width:320px}
.drawer .offcanvas-header{border-bottom:1px solid var(--line);padding:18px 20px}
.drawer-title{font-size:15px;font-weight:800}
.drawer .btn-close{filter:invert(1) grayscale(1) brightness(2.2);opacity:.8}
.drawer .offcanvas-body{padding:20px;display:flex;flex-direction:column;gap:18px}
.drawer-nav{display:grid;gap:6px}
.drawer-nav a{
  padding:12px 14px;border-radius:10px;font-size:15px;color:var(--text-2);
  border:1px solid transparent;
}
.drawer-nav a:hover{background:var(--surface);border-color:var(--line);color:var(--text-1)}
.drawer-nav a.active{color:var(--brand);background:rgba(22,214,160,.08);border-color:rgba(22,214,160,.3)}
.drawer .drawer-search{width:100%}

/* ---------- responsive ---------- */
@media (max-width:1199.98px){
  .bento-item{grid-column:span 6}
  .bento-item--wide,.bento-item--mid{grid-column:span 12}
}
@media (max-width:991.98px){
  :root{--nav-h:60px}
  .nav-channels,.nav-search{display:none}
  .nav-toggle{display:flex}
  .section{padding:72px 0}
  .page-hero{padding:56px 0 64px}
  .hero-grid,.stage-grid{grid-template-columns:minmax(0,1fr);gap:36px}
  .hero-panel{order:2}
  .hero-copy{order:1}
  .check-row{grid-template-columns:56px minmax(0,1fr);gap:16px}
  .check-row .link{grid-column:2;padding-left:0}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:767.98px){
  body{font-size:16px}
  .section{padding:48px 0}
  .section--tight{padding:48px 0}
  .bento-item,.bento-item--half,.bento-item--wide,.bento-item--mid{grid-column:span 12}
  .hero-copy h1{font-size:27px}
  .hero-lead{font-size:15.5px}
  .hero-points{gap:8px 18px}
  .cta-band::after{display:none}
  .cta-inner{flex-direction:column;align-items:flex-start}
  .btn{width:100%}
  .hero-actions .btn,.cta-actions .btn{width:100%}
  .cta-actions{width:100%}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column}
  .header-inner{gap:12px}
}
@media (max-width:575.98px){
  .container{padding-inline:16px}
  .brand-text strong{font-size:15px}
  .hero-copy h1{font-size:26px}
  .timeline{padding-left:28px}
  .timeline .dot{left:-28px;width:20px;height:20px;font-size:11px}
  .panel-card,.bento-item,.hero-panel{padding:20px}
  .bento-figure{margin:-20px -20px 0}
}