/* roulang page: index */
:root{
  --brand:#C8FF2E;
  --brand-dim:#A8DC1F;
  --brand-2:#FF5A3C;
  --bg:#0B0C0A;
  --surface:#15171A;
  --surface-2:#1D2024;
  --text:#F4F6F1;
  --text-2:#A7ADA6;
  --text-3:#6F756E;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(200,255,46,.35);
  --radius-card:16px;
  --radius-btn:12px;
  --radius-chip:999px;
  --radius-input:10px;
  --radius-img:12px;
  --shadow-card:0 14px 34px rgba(0,0,0,.45);
  --shadow-hover:0 20px 48px rgba(0,0,0,.6);
  --container:1280px;

  --bs-body-bg:#0B0C0A;
  --bs-body-color:#F4F6F1;
  --bs-primary:#C8FF2E;
  --bs-primary-rgb:200,255,46;
  --bs-border-color:rgba(255,255,255,.08);
  --bs-link-color:#F4F6F1;
  --bs-link-hover-color:#C8FF2E;
  --bs-heading-color:#F4F6F1;
  --bs-font-sans-serif:"PingFang SC","Microsoft YaHei","Noto Sans SC","HarmonyOS Sans",system-ui,-apple-system,sans-serif;
  --bs-border-radius:12px;
  --bs-border-radius-lg:16px;
  --bs-accordion-bg:transparent;
  --bs-accordion-border-color:rgba(255,255,255,.08);
  --bs-accordion-btn-color:#F4F6F1;
  --bs-accordion-active-color:#C8FF2E;
  --bs-accordion-active-bg:transparent;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","HarmonyOS Sans",system-ui,-apple-system,sans-serif;
  font-size:16.5px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color .18s ease;}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.02em;color:var(--text);}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
::selection{background:rgba(200,255,46,.3);color:#fff;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px;}

.container{width:100%;max-width:var(--container);margin:0 auto;padding-left:24px;padding-right:24px;}

/* ---------- 通用组件 ---------- */
.btn-brand,.btn-ghost,.btn-orange{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--radius-btn);padding:12px 22px;font-size:15px;font-weight:700;
  line-height:1.2;transition:all .18s ease;border:1px solid transparent;white-space:nowrap;
}
.btn-brand{background:var(--brand);color:#0B0C0A;border-color:var(--brand);}
.btn-brand:hover{background:#D9FF63;color:#0B0C0A;transform:translateY(-1px);box-shadow:0 12px 28px rgba(200,255,46,.26);}
.btn-ghost{background:transparent;color:var(--brand);border-color:var(--line-strong);}
.btn-ghost:hover{background:rgba(200,255,46,.1);color:var(--brand);transform:translateY(-1px);}
.btn-orange{background:var(--brand-2);color:#fff;border-color:var(--brand-2);}
.btn-orange:hover{background:#FF7458;color:#fff;transform:translateY(-1px);box-shadow:0 12px 28px rgba(255,90,60,.26);}
.link-sub{color:var(--text-2);font-size:14px;font-weight:600;position:relative;}
.link-sub:hover{color:var(--brand);}
.link-sub::after{content:"";position:absolute;left:0;right:0;bottom:-3px;height:1px;background:var(--brand);transform:scaleX(0);transform-origin:left;transition:transform .22s ease;}
.link-sub:hover::after{transform:scaleX(1);}

.badge-cat{
  display:inline-flex;align-items:center;gap:6px;
  background:rgba(200,255,46,.12);color:var(--brand);
  border-radius:var(--radius-chip);padding:4px 12px;font-size:12.5px;font-weight:700;line-height:1.5;
}
.badge-time{display:inline-flex;align-items:center;gap:6px;background:var(--surface-2);color:var(--text-2);border-radius:var(--radius-chip);padding:4px 12px;font-size:12.5px;font-weight:600;line-height:1.5;}
.badge-hot{display:inline-flex;align-items:center;background:var(--brand-2);color:#fff;border-radius:8px;padding:3px 10px;font-size:12px;font-weight:800;letter-spacing:.03em;}

.section{padding:88px 0;}
.section-tight{padding:64px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:34px;flex-wrap:wrap;}
.section-head h2{font-size:clamp(24px,3.4vw,36px);line-height:1.2;}
.section-head .sub{color:var(--text-2);font-size:15px;margin-top:8px;max-width:640px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  color:var(--brand);font-size:13px;font-weight:800;letter-spacing:.12em;
  text-transform:uppercase;margin-bottom:16px;
}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--brand);display:inline-block;}

.thumb{
  position:relative;overflow:hidden;border-radius:var(--radius-img);
  background:linear-gradient(155deg,#1B1F1C 0%,#0D0F0E 100%);
  box-shadow:inset 0 0 0 1px rgba(200,255,46,.14);
}
.thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.ratio-16-9{aspect-ratio:16/9;}
.ratio-3-4{aspect-ratio:3/4;}
.ratio-4-3{aspect-ratio:4/3;}
.ratio-21-9{aspect-ratio:21/9;}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(11,12,10,.88);
  -webkit-backdrop-filter:blur(16px);
  backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;gap:18px;min-height:68px;padding-top:9px;padding-bottom:9px;}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto;}
.brand-mark{
  width:38px;height:38px;border-radius:11px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--brand) 0%,#8CC81A 100%);
  color:#0B0C0A;font-weight:900;font-size:15px;letter-spacing:.02em;
  box-shadow:0 0 0 1px var(--line-strong),0 8px 20px rgba(200,255,46,.2);
}
.brand-text{font-size:17px;font-weight:800;letter-spacing:-.01em;white-space:nowrap;}
.chip-nav{
  flex:1 1 auto;display:flex;align-items:center;gap:8px;
  overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;
  padding:4px 2px;margin:0 6px;
}
.chip-nav::-webkit-scrollbar{display:none;}
.chip{
  flex:0 0 auto;display:inline-flex;align-items:center;gap:7px;white-space:nowrap;
  padding:9px 17px;border-radius:var(--radius-chip);
  border:1px solid var(--line);color:var(--text-2);background:transparent;
  font-size:14px;font-weight:600;line-height:1.2;transition:all .18s ease;
}
.chip:hover{color:var(--text);border-color:rgba(255,255,255,.26);background:rgba(255,255,255,.03);}
.chip.active{background:var(--brand);color:#0B0C0A;border-color:var(--brand);box-shadow:0 0 18px rgba(200,255,46,.28);}
.chip-sm{padding:7px 14px;font-size:13px;}
.header-actions{display:flex;align-items:center;gap:16px;flex:0 0 auto;}
.header-actions .btn-brand{padding:10px 20px;font-size:14.5px;}
.menu-toggle{
  display:none;width:40px;height:40px;border-radius:11px;
  border:1px solid var(--line);color:var(--text);place-items:center;font-size:16px;
}
.menu-toggle:hover{border-color:var(--line-strong);color:var(--brand);}
.mobile-panel{display:none;border-top:1px solid var(--line);padding:14px 0 20px;}
.mobile-panel .m-list{display:flex;flex-direction:column;gap:8px;margin-bottom:14px;}
.mobile-panel .m-list a{
  padding:12px 16px;border-radius:12px;border:1px solid var(--line);
  color:var(--text-2);font-size:15px;font-weight:600;
}
.mobile-panel .m-list a.active{background:var(--brand);color:#0B0C0A;border-color:var(--brand);}
.mobile-panel .m-cta{display:flex;gap:10px;flex-wrap:wrap;}
.mobile-panel .m-cta .btn-brand,.mobile-panel .m-cta .btn-ghost{flex:1 1 46%;}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;isolation:isolate;border-bottom:1px solid var(--line);}
.hero-bg{
  position:absolute;inset:0;z-index:-2;
  background-image:url(/assets/images/backpic/back-1.png);
  background-size:cover;background-position:center 35%;
}
.hero::after{
  content:"";position:absolute;inset:0;z-index:-1;
  background:
    linear-gradient(180deg,rgba(11,12,10,.62) 0%,rgba(11,12,10,.46) 38%,rgba(11,12,10,.95) 100%),
    radial-gradient(120% 90% at 8% 92%,rgba(11,12,10,.94) 0%,rgba(11,12,10,0) 62%);
}
.hero-inner{
  display:flex;align-items:flex-end;
  min-height:72vh;padding-top:104px;padding-bottom:60px;
}
.hero-copy{max-width:860px;}
.hero h1{font-size:clamp(30px,5vw,54px);line-height:1.12;font-weight:800;margin-bottom:20px;}
.hero h1 em{font-style:normal;color:var(--brand);}
.hero-sub{font-size:17.5px;line-height:1.8;color:#D8DCD4;max-width:660px;margin-bottom:30px;}
.hero-actions{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-bottom:30px;}
.hero-actions .btn-brand,.hero-actions .btn-ghost{padding:14px 26px;font-size:15.5px;}
.hero-chips{display:flex;gap:10px;flex-wrap:wrap;}
.hero-chips .chip{background:rgba(21,23,26,.72);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);}
.hero-stats{display:flex;gap:34px;flex-wrap:wrap;margin-top:38px;padding-top:26px;border-top:1px solid var(--line);}
.hero-stats .stat b{display:block;font-size:26px;font-weight:800;color:var(--brand);line-height:1.2;}
.hero-stats .stat span{font-size:13px;color:var(--text-3);}

/* ---------- 横滑片库 ---------- */
.rail-wrap{position:relative;}
.rail{
  display:flex;gap:16px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding:6px 4px 24px;scrollbar-width:none;-ms-overflow-style:none;
}
.rail::-webkit-scrollbar{display:none;}
.rail-card{
  flex:0 0 236px;scroll-snap-align:start;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.rail-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--line-strong);}
.rail-card .thumb{border-radius:0;box-shadow:none;}
.rail-card .tag{position:absolute;left:10px;top:10px;z-index:2;}
.rail-card .body{padding:14px 15px 16px;}
.rail-card h3{font-size:15.5px;line-height:1.5;font-weight:700;margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.rail-card p{font-size:13.5px;line-height:1.6;color:var(--text-2);display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:12px;}
.rail-card .meta{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:12.5px;color:var(--text-3);}
.rail-arrow{
  position:absolute;top:38%;z-index:5;width:44px;height:44px;border-radius:50%;
  background:rgba(21,23,26,.92);border:1px solid var(--line);color:var(--text);
  display:grid;place-items:center;transition:all .18s ease;
}
.rail-arrow:hover{background:var(--brand);color:#0B0C0A;border-color:var(--brand);}
.rail-arrow.prev{left:-8px;}
.rail-arrow.next{right:-8px;}

/* ---------- 推荐混合栅格 ---------- */
.reco-grid{display:grid;grid-template-columns:1.55fr 1fr;gap:20px;}
.reco-side{display:grid;gap:20px;align-content:start;}
.reco-main{
  display:block;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-card);overflow:hidden;transition:all .22s ease;
}
.reco-main:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--line-strong);}
.reco-main .thumb{border-radius:0;box-shadow:none;}
.reco-main:hover .thumb img{transform:scale(1.04);}
.reco-main .body{padding:24px 26px 26px;}
.reco-main h3{font-size:clamp(19px,2.1vw,24px);line-height:1.4;margin:14px 0 10px;}
.reco-main p{font-size:15px;color:var(--text-2);line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:16px;}
.reco-mini{
  display:flex;gap:14px;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-card);padding:14px;transition:all .22s ease;
}
.reco-mini:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:var(--line-strong);}
.reco-mini .thumb{flex:0 0 116px;width:116px;}
.reco-mini h3{font-size:15.5px;line-height:1.5;font-weight:700;margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.reco-mini p{font-size:13.5px;color:var(--text-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:10px;}
.meta-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:12.5px;color:var(--text-3);}

/* ---------- 片单列表分组 ---------- */
.group-block{margin-bottom:56px;}
.group-block:last-child{margin-bottom:0;}
.group-head{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:22px;padding-bottom:16px;border-bottom:1px solid var(--line);}
.group-head h3{font-size:clamp(19px,2.2vw,24px);line-height:1.3;}
.list-row{
  display:grid;grid-template-columns:224px 1fr;gap:22px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:16px;margin-bottom:14px;transition:all .22s ease;
}
.list-row:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:var(--line-strong);}
.list-row .thumb{align-self:start;}
.list-row:hover .thumb img{transform:scale(1.04);}
.list-row h4{font-size:17px;line-height:1.5;font-weight:700;margin-bottom:9px;}
.list-row p{font-size:14.5px;color:var(--text-2);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:14px;}
.inline-cta{
  display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
  border:1px dashed var(--line-strong);border-radius:var(--radius-card);
  padding:20px 24px;margin:22px 0;background:rgba(200,255,46,.045);
}
.inline-cta span{color:var(--text-2);font-size:14.5px;}
.inline-cta strong{color:var(--text);font-weight:700;}

/* ---------- 最新信息（CMS） ---------- */
.info-card{
  height:100%;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-card);padding:22px;display:flex;flex-direction:column;
  transition:all .22s ease;
}
.info-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--line-strong);}
.info-card h3{font-size:16.5px;line-height:1.55;font-weight:700;margin-bottom:11px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.info-card h3 a:hover{color:var(--brand);}
.info-card .info-desc{font-size:14px;color:var(--text-2);line-height:1.72;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:18px;}
.info-card .info-meta{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap;}
.empty-state{
  text-align:center;padding:64px 24px;border:1px dashed var(--line-strong);
  border-radius:var(--radius-card);background:rgba(21,23,26,.6);
}
.empty-state i{font-size:30px;color:var(--brand);display:block;margin-bottom:16px;}
.empty-state p{color:var(--text-2);margin-bottom:20px;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;margin:0 auto;}
.accordion-item{
  background:var(--surface);border:1px solid var(--line) !important;
  border-radius:12px !important;margin-bottom:10px;overflow:hidden;
}
.accordion-button{
  background:transparent !important;color:var(--text) !important;
  font-size:16.5px;font-weight:700;padding:18px 20px;box-shadow:none !important;
  display:flex;align-items:center;gap:12px;
}
.accordion-button:not(.collapsed){color:var(--brand) !important;background:rgba(200,255,46,.05) !important;border-left:3px solid var(--brand);}
.accordion-button::after{display:none;}
.accordion-button::before{
  content:"+";order:2;margin-left:auto;font-size:22px;line-height:1;color:var(--text-3);font-weight:400;
}
.accordion-button:not(.collapsed)::before{content:"−";color:var(--brand);}
.accordion-body{padding:4px 20px 20px;color:var(--text-2);font-size:15px;line-height:1.85;}

/* ---------- 通栏 CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:24px;
  border:1px solid var(--line-strong);padding:66px 40px;text-align:center;
}
.cta-band .cta-bg{
  position:absolute;inset:0;z-index:0;
  background-image:url(/assets/images/coverpic/cover-8.webp);
  background-size:cover;background-position:center;
}
.cta-band::after{
  content:"";position:absolute;inset:0;z-index:1;
  background:linear-gradient(180deg,rgba(11,12,10,.86) 0%,rgba(11,12,10,.93) 100%);
}
.cta-band .cta-inner{position:relative;z-index:2;max-width:720px;margin:0 auto;}
.cta-band h2{font-size:clamp(23px,3.2vw,34px);line-height:1.25;margin-bottom:14px;}
.cta-band p{color:var(--text-2);font-size:15.5px;margin-bottom:28px;}
.cta-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;}

/* ---------- 页脚 ---------- */
.site-footer{border-top:1px solid var(--line);background:#080908;padding:68px 0 26px;margin-top:8px;}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.1fr;gap:36px;padding-bottom:44px;}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px;}
.footer-col h4{font-size:14px;font-weight:800;letter-spacing:.06em;color:var(--text);margin-bottom:18px;}
.footer-col p{color:var(--text-3);font-size:14px;line-height:1.8;max-width:340px;}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col ul a{color:var(--text-2);font-size:14px;}
.footer-col ul a:hover{color:var(--brand);}
.footer-sub{margin-top:18px;display:flex;gap:10px;max-width:360px;}
.footer-sub input{
  flex:1 1 auto;min-width:0;background:var(--surface-2);border:1px solid var(--line);
  border-radius:var(--radius-input);padding:11px 14px;color:var(--text);font-size:14px;height:46px;
}
.footer-sub input::placeholder{color:var(--text-3);}
.footer-sub input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 2px rgba(200,255,46,.22);}
.footer-sub button{height:46px;padding:0 18px;border-radius:var(--radius-input);background:var(--brand);color:#0B0C0A;font-weight:700;font-size:14px;}
.footer-sub button:hover{background:#D9FF63;}
.footer-bottom{
  border-top:1px solid var(--line);padding-top:22px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  color:var(--text-3);font-size:13px;
}
.footer-bottom a{color:var(--text-3);}
.footer-bottom a:hover{color:var(--brand);}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .footer-grid{grid-template-columns:1.6fr 1fr 1fr;gap:30px;}
}
@media (max-width:991.98px){
  body{font-size:16px;}
  .section{padding:64px 0;}
  .chip-nav{display:none;}
  .menu-toggle{display:grid;}
  .header-actions .link-sub{display:none;}
  .mobile-panel.open{display:block;}
  .hero-inner{min-height:62vh;padding-top:76px;padding-bottom:44px;}
  .reco-grid{grid-template-columns:1fr;}
  .list-row{grid-template-columns:180px 1fr;gap:18px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
  .footer-brand .brand-text{font-size:16px;}
}
@media (max-width:767.98px){
  .container{padding-left:16px;padding-right:16px;}
  .header-actions .btn-brand{display:none;}
  .brand-text{font-size:15.5px;}
  .brand-mark{width:34px;height:34px;font-size:14px;}
  .hero-sub{font-size:16px;}
  .hero-actions{gap:10px;}
  .hero-actions .btn-brand,.hero-actions .btn-ghost{flex:1 1 100%;}
  .hero-stats{gap:22px;margin-top:28px;}
  .hero-stats .stat b{font-size:22px;}
  .rail-card{flex:0 0 200px;}
  .rail-arrow{display:none;}
  .list-row{grid-template-columns:1fr;gap:14px;}
  .list-row .thumb{aspect-ratio:16/9;}
  .reco-mini{flex-direction:column;}
  .reco-mini .thumb{flex:none;width:100%;aspect-ratio:16/9;}
  .cta-band{padding:48px 22px;border-radius:18px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:32px;}
  .inline-cta{flex-direction:column;align-items:flex-start;gap:14px;}
}
@media (max-width:520px){
  .section{padding:52px 0;}
  .section-head{margin-bottom:24px;}
  .rail{gap:12px;}
  .rail-card{flex:0 0 178px;}
  .hero h1{font-size:29px;}
  .footer-sub{max-width:100%;}
}

/* roulang page: article */
:root{
  --brand:#C8FF2E;
  --brand-2:#FF5A3C;
  --bg:#0B0C0A;
  --surface:#15171A;
  --surface-2:#1D2024;
  --text:#F4F6F1;
  --text-2:#A7ADA6;
  --text-3:#6F756E;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(200,255,46,.35);
  --radius-card:16px;
  --radius-btn:12px;
  --radius-chip:999px;
  --radius-img:12px;
  --shadow-card:0 14px 34px rgba(0,0,0,.45);
  --shadow-hover:0 20px 48px rgba(0,0,0,.6);
  --space-section:88px;
  --bs-primary:#C8FF2E;
  --bs-body-bg:#0B0C0A;
  --bs-body-color:#F4F6F1;
  --bs-border-color:rgba(255,255,255,.08);
  --bs-link-color:#C8FF2E;
  --bs-link-hover-color:#d9ff6b;
  --bs-font-sans-serif:"PingFang SC","Microsoft YaHei","Noto Sans SC","HarmonyOS Sans",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","HarmonyOS Sans",sans-serif;
  font-size:16px;
  line-height:1.8;
  letter-spacing:.01em;
  background-image:radial-gradient(circle at 12% 8%,rgba(200,255,46,.06),transparent 40%),radial-gradient(circle at 88% 0%,rgba(255,90,60,.06),transparent 38%);
  background-repeat:no-repeat;
}
img{max-width:100%;display:block;}
a{color:var(--text);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--brand);}
a:focus-visible,button:focus-visible,input:focus-visible,.chip:focus-visible{
  outline:2px solid var(--brand);
  outline-offset:2px;
  border-radius:8px;
}
h1,h2,h3,h4{margin:0;color:var(--text);letter-spacing:-.01em;}
p{margin:0 0 1em;}
ul{padding-left:0;margin:0;list-style:none;}
.container{
  width:100%;
  max-width:1280px;
  margin:0 auto;
  padding:0 24px;
}
.visually-hidden{
  position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;
  clip:rect(0,0,0,0);white-space:nowrap;border:0;
}
/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:1040;
  background:rgba(11,12,10,.88);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease,background .25s ease;
}
.site-header.is-scrolled{box-shadow:0 12px 30px rgba(0,0,0,.55);background:rgba(11,12,10,.96);}
.header-inner{
  display:flex;align-items:center;gap:18px;
  min-height:68px;
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:36px;height:36px;border-radius:10px;
  display:grid;place-items:center;
  background:linear-gradient(140deg,var(--brand),#8fd118);
  color:#10130a;font-weight:800;font-size:15px;letter-spacing:.02em;
  box-shadow:0 0 0 1px rgba(200,255,46,.35),0 8px 20px rgba(200,255,46,.18);
}
.brand-text{font-size:17px;font-weight:750;color:var(--text);white-space:nowrap;}
.chip-nav{
  display:flex;align-items:center;gap:8px;
  overflow-x:auto;scrollbar-width:none;
  padding:6px 2px;
  flex:1 1 auto;
  scroll-snap-type:x proximity;
}
.chip-nav::-webkit-scrollbar{display:none;}
.chip{
  flex:0 0 auto;scroll-snap-align:start;
  display:inline-flex;align-items:center;gap:6px;
  padding:8px 16px;
  border:1px solid var(--line);
  border-radius:var(--radius-chip);
  color:var(--text-2);
  font-size:14px;font-weight:600;white-space:nowrap;
  transition:all .2s ease;
}
.chip:hover{color:var(--text);border-color:rgba(255,255,255,.22);background:rgba(255,255,255,.03);}
.chip.active{
  background:var(--brand);color:#12140b;border-color:var(--brand);
  box-shadow:0 0 18px rgba(200,255,46,.28);
}
.header-actions{display:flex;align-items:center;gap:14px;flex:0 0 auto;}
.btn-solid{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 22px;border-radius:var(--radius-btn);
  background:var(--brand);color:#12140b;font-weight:750;font-size:15px;
  border:1px solid var(--brand);cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,filter .2s ease;
}
.btn-solid:hover{color:#12140b;filter:brightness(1.07);transform:translateY(-1px);box-shadow:0 12px 26px rgba(200,255,46,.24);}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 22px;border-radius:var(--radius-btn);
  background:transparent;color:var(--brand);font-weight:700;font-size:15px;
  border:1px solid var(--line-strong);cursor:pointer;
  transition:background .2s ease,transform .2s ease,color .2s ease;
}
.btn-ghost:hover{background:rgba(200,255,46,.1);color:var(--brand);transform:translateY(-1px);}
.text-link{color:var(--text-2);font-size:14px;font-weight:600;position:relative;}
.text-link::after{
  content:"";position:absolute;left:0;right:0;bottom:-3px;height:1px;background:currentColor;
  transform:scaleX(0);transform-origin:left;transition:transform .25s ease;
}
.text-link:hover{color:var(--brand);}
.text-link:hover::after{transform:scaleX(1);}
.nav-toggle{
  display:none;background:var(--surface-2);border:1px solid var(--line);
  color:var(--text);width:42px;height:42px;border-radius:12px;cursor:pointer;
}
/* ---------- page head ---------- */
.page-shell{padding:36px 0 0;}
.crumb{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:13px;color:var(--text-3);margin-bottom:22px;
}
.crumb a{color:var(--text-2);}
.crumb a:hover{color:var(--brand);}
.crumb .sep{color:var(--text-3);}
.crumb .now{color:var(--brand);font-weight:600;}
.article-head{max-width:880px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--radius-chip);
  background:rgba(200,255,46,.12);color:var(--brand);
  font-size:13px;font-weight:700;margin-bottom:18px;
}
.article-title{
  font-size:clamp(28px,4.4vw,46px);
  font-weight:800;line-height:1.18;letter-spacing:-.02em;
  margin-bottom:18px;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  font-size:13.5px;color:var(--text-2);
}
.meta-pill{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:var(--radius-chip);
  background:var(--surface-2);border:1px solid var(--line);
}
.meta-pill .dot{width:6px;height:6px;border-radius:50%;background:var(--brand);display:inline-block;}
.figure-main{
  margin:30px 0 0;
  border-radius:var(--radius-card);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--shadow-card);
  background:var(--surface);
}
.figure-main img{
  width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:0;
}
.img-fallback{
  background:linear-gradient(140deg,var(--surface-2),#101214);
  border:1px dashed var(--line-strong);
}
/* ---------- layout ---------- */
.layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 320px;
  gap:34px;
  padding:44px 0 var(--space-section);
  align-items:start;
}
.reading{min-width:0;}
.article-body{
  font-size:17px;line-height:1.92;color:#D6DAD3;
  word-break:break-word;
}
.article-body>*:first-child{margin-top:0;}
.article-body p{margin:0 0 1.05em;}
.article-body h2{
  font-size:clamp(21px,2.6vw,28px);font-weight:700;color:var(--text);
  margin:38px 0 16px;padding-left:14px;border-left:3px solid var(--brand);line-height:1.35;
}
.article-body h3{font-size:19.5px;font-weight:650;color:var(--text);margin:28px 0 12px;}
.article-body h4{font-size:17px;color:var(--text);margin:22px 0 10px;}
.article-body a{color:var(--brand);text-decoration:underline;text-underline-offset:4px;}
.article-body a:hover{color:#e0ff86;}
.article-body ul,.article-body ol{padding-left:22px;margin:0 0 1.2em;}
.article-body ul{list-style:disc;}
.article-body ol{list-style:decimal;}
.article-body li{margin-bottom:.5em;}
.article-body blockquote{
  margin:26px 0;padding:18px 22px;background:var(--surface);
  border-left:3px solid var(--brand-2);border-radius:0 12px 12px 0;color:var(--text);
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{max-width:100%;height:auto;border-radius:var(--radius-img);margin:22px auto;}
.article-body figure{margin:26px 0;}
.article-body figcaption{font-size:13px;color:var(--text-3);text-align:center;margin-top:10px;}
.article-body table{width:100%;border-collapse:collapse;margin:22px 0;font-size:15px;}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 12px;text-align:left;}
.article-body th{background:var(--surface-2);color:var(--text);font-weight:650;}
.article-body code{
  background:var(--surface-2);padding:2px 6px;border-radius:6px;
  font-size:.9em;color:var(--brand);border:1px solid var(--line);
}
.article-body pre{
  background:var(--surface-2);border:1px solid var(--line);border-radius:12px;
  padding:16px;overflow:auto;font-size:14px;line-height:1.7;
}
.article-body pre code{background:none;border:0;padding:0;color:var(--text-2);}
.article-body hr{border:0;border-top:1px solid var(--line);margin:32px 0;}
.empty-state{
  background:var(--surface);border:1px dashed var(--line-strong);
  border-radius:var(--radius-card);padding:44px 28px;text-align:center;
}
.empty-state i{font-size:30px;color:var(--brand);margin-bottom:14px;display:block;}
.empty-state h2{font-size:22px;margin-bottom:10px;}
.empty-state p{color:var(--text-2);max-width:520px;margin:0 auto 20px;}
/* ---------- tags / actions ---------- */
.tag-block{margin-top:42px;padding-top:26px;border-top:1px solid var(--line);}
.tag-block h3{font-size:15px;color:var(--text-2);font-weight:650;margin-bottom:14px;}
.tag-list{display:flex;flex-wrap:wrap;gap:10px;}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:7px 14px;border-radius:var(--radius-chip);
  background:rgba(200,255,46,.1);color:var(--brand);
  border:1px solid rgba(200,255,46,.22);font-size:13.5px;font-weight:600;
  transition:all .2s ease;
}
.tag:hover{background:rgba(200,255,46,.18);color:var(--brand);border-color:var(--line-strong);}
.post-nav{
  display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:26px;
}
.post-nav a{
  display:block;padding:16px 18px;border-radius:var(--radius-card);
  background:var(--surface);border:1px solid var(--line);transition:all .2s ease;
}
.post-nav a:hover{border-color:var(--line-strong);box-shadow:var(--shadow-card);transform:translateY(-3px);}
.post-nav .pn-label{font-size:12.5px;color:var(--text-3);display:block;margin-bottom:6px;}
.post-nav .pn-title{font-size:15px;font-weight:650;color:var(--text);}
/* ---------- section ---------- */
.section{padding:var(--space-section) 0;}
.section-alt{background:linear-gradient(180deg,rgba(21,23,26,.75),rgba(11,12,10,0));border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:32px;flex-wrap:wrap;
}
.section-head h2{font-size:clamp(22px,3vw,32px);font-weight:750;}
.section-head .sub{color:var(--text-2);font-size:15px;margin:8px 0 0;max-width:640px;}
/* ---------- cards ---------- */
.card-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;}
.acard{
  display:flex;flex-direction:column;
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-card);overflow:hidden;
  box-shadow:var(--shadow-card);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.acard:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--line-strong);}
.acard .thumb{position:relative;display:block;}
.acard .thumb img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .35s ease;}
.acard:hover .thumb img{transform:scale(1.04);}
.acard .body{padding:16px 18px 18px;display:flex;flex-direction:column;gap:10px;flex:1;}
.acard .c-title{font-size:16px;font-weight:700;line-height:1.5;color:var(--text);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.acard .c-desc{font-size:14px;color:var(--text-2);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.acard .c-foot{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:auto;font-size:12.5px;color:var(--text-3);}
.badge-cat{
  display:inline-block;padding:4px 10px;border-radius:var(--radius-chip);
  background:rgba(200,255,46,.12);color:var(--brand);font-size:12px;font-weight:650;
}
.badge-hot{
  position:absolute;top:10px;left:10px;z-index:2;
  padding:4px 10px;border-radius:8px;background:var(--brand-2);color:#fff;
  font-size:11.5px;font-weight:700;letter-spacing:.02em;
}
/* ---------- aside ---------- */
.aside{display:flex;flex-direction:column;gap:20px;position:sticky;top:96px;}
.panel{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-card);padding:20px;
  box-shadow:var(--shadow-card);
}
.panel h3{
  font-size:15.5px;font-weight:700;margin-bottom:14px;
  display:flex;align-items:center;gap:8px;
}
.panel h3 i{color:var(--brand);font-size:14px;}
.panel .panel-list li+li{border-top:1px solid var(--line);}
.panel .panel-list a{
  display:flex;gap:10px;align-items:flex-start;
  padding:12px 0;font-size:14.5px;color:var(--text-2);line-height:1.6;
}
.panel .panel-list a:hover{color:var(--brand);}
.panel .idx{
  flex:0 0 auto;width:22px;height:22px;border-radius:7px;
  display:grid;place-items:center;background:var(--surface-2);
  color:var(--brand);font-size:12px;font-weight:700;
}
.panel .panel-list a:hover .idx{background:rgba(200,255,46,.16);}
.side-search{display:flex;gap:8px;}
.side-search input{
  flex:1;min-width:0;height:46px;padding:0 14px;
  background:var(--surface-2);border:1px solid var(--line);
  border-radius:10px;color:var(--text);font-size:14px;
}
.side-search input::placeholder{color:var(--text-3);}
.side-search input:focus{border-color:var(--brand);outline:none;box-shadow:0 0 0 3px rgba(200,255,46,.18);}
.side-search button{
  height:46px;padding:0 18px;border-radius:10px;border:1px solid var(--brand);
  background:var(--brand);color:#12140b;font-weight:700;font-size:14px;cursor:pointer;
  transition:filter .2s ease,transform .2s ease;
}
.side-search button:hover{filter:brightness(1.07);transform:translateY(-1px);}
.side-note{font-size:13.5px;color:var(--text-2);line-height:1.75;}
.side-links li{margin-bottom:10px;}
.side-links a{font-size:14.5px;color:var(--text-2);display:inline-flex;align-items:center;gap:8px;}
.side-links a::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--brand);flex:0 0 auto;}
.side-links a:hover{color:var(--brand);}
/* ---------- faq ---------- */
.faq-acc .accordion-item{
  background:var(--surface);border:1px solid var(--line);
  border-radius:12px;margin-bottom:10px;overflow:hidden;
}
.faq-acc .accordion-button{
  background:var(--surface);color:var(--text);
  font-size:16px;font-weight:650;padding:18px 20px;
  border:0;box-shadow:none;
}
.faq-acc .accordion-button:not(.collapsed){
  background:var(--surface);color:var(--brand);
  box-shadow:inset 3px 0 0 var(--brand);
}
.faq-acc .accordion-button:focus{box-shadow:0 0 0 2px rgba(200,255,46,.35);}
.faq-acc .accordion-button::after{
  content:"+";background-image:none;width:auto;height:auto;
  color:var(--brand);font-size:22px;line-height:1;margin-left:auto;
  display:flex;align-items:center;justify-content:center;
  transition:transform .2s ease;
}
.faq-acc .accordion-button:not(.collapsed)::after{content:"−";transform:none;}
.faq-acc .accordion-body{color:var(--text-2);font-size:15px;line-height:1.85;padding:0 20px 20px;}
/* ---------- cta ---------- */
.cta-band{
  position:relative;overflow:hidden;
  border-radius:22px;border:1px solid var(--line);
  padding:52px 40px;
  background-image:linear-gradient(110deg,rgba(11,12,10,.94),rgba(11,12,10,.74)),url('/assets/images/backpic/back-3.webp');
  background-size:cover;background-position:center;
}
.cta-band::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(255,255,255,.06) 1px,transparent 1px);
  background-size:4px 4px;opacity:.5;
}
.cta-band .inner{position:relative;z-index:2;max-width:640px;}
.cta-band h2{font-size:clamp(23px,3vw,34px);font-weight:780;margin-bottom:14px;}
.cta-band p{color:var(--text-2);font-size:15.5px;margin-bottom:26px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;}
/* ---------- footer ---------- */
.site-footer{
  border-top:1px solid var(--line);
  background:#080907;
  padding:64px 0 26px;
}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:34px;
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-mark{width:34px;height:34px;font-size:14px;}
.footer-brand .brand-text{font-size:16px;font-weight:750;}
.footer-col p{color:var(--text-2);font-size:14px;line-height:1.8;margin-bottom:16px;max-width:360px;}
.footer-col h4{font-size:15px;font-weight:700;margin-bottom:16px;color:var(--text);}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul a{color:var(--text-2);font-size:14px;}
.footer-col ul a:hover{color:var(--brand);}
.footer-sub{display:flex;gap:8px;max-width:360px;}
.footer-sub input{
  flex:1;min-width:0;height:44px;padding:0 14px;
  background:var(--surface-2);border:1px solid var(--line);
  border-radius:10px;color:var(--text);font-size:14px;
}
.footer-sub input::placeholder{color:var(--text-3);}
.footer-sub input:focus{border-color:var(--brand);outline:none;box-shadow:0 0 0 3px rgba(200,255,46,.18);}
.footer-sub button{
  height:44px;padding:0 18px;border-radius:10px;border:1px solid var(--brand);
  background:var(--brand);color:#12140b;font-weight:700;font-size:14px;cursor:pointer;
}
.footer-sub button:hover{filter:brightness(1.07);}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  color:var(--text-3);font-size:13px;
}
/* ---------- responsive ---------- */
@media (max-width:1200px){
  .card-grid{grid-template-columns:repeat(3,minmax(0,1fr));}
  .layout{grid-template-columns:minmax(0,1fr) 290px;}
}
@media (max-width:992px){
  :root{--space-section:64px;}
  .layout{grid-template-columns:minmax(0,1fr);}
  .aside{position:static;}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .header-actions .text-link{display:none;}
  .article-head{max-width:100%;}
}
@media (max-width:768px){
  .container{padding:0 16px;}
  .header-inner{flex-wrap:wrap;gap:10px;padding:10px 0;}
  .chip-nav{order:3;width:100%;padding-bottom:4px;}
  .brand-text{font-size:15.5px;}
  .btn-solid,.btn-ghost{padding:10px 16px;font-size:14px;}
  .article-title{font-size:clamp(24px,6vw,32px);}
  .article-body{font-size:16px;line-height:1.88;}
  .figure-main img{aspect-ratio:16/10;}
  .post-nav{grid-template-columns:1fr;}
  .cta-band{padding:38px 22px;}
  .section{padding:56px 0;}
  .site-footer{padding:48px 0 20px;}
}
@media (max-width:576px){
  .card-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{justify-content:center;text-align:center;}
  .header-actions .btn-solid{padding:9px 14px;font-size:13.5px;}
  .brand-text{max-width:150px;overflow:hidden;text-overflow:ellipsis;}
  .chip{font-size:13px;padding:7px 13px;}
  .article-meta{gap:8px;font-size:13px;}
}

/* roulang page: category1 */
:root{
  --brand:#C8FF2E;
  --brand-2:#FF5A3C;
  --brand-soft:rgba(200,255,46,.12);
  --bg:#0B0C0A;
  --surface:#15171A;
  --surface-2:#1D2024;
  --text:#F4F6F1;
  --text-2:#A7ADA6;
  --text-3:#6F756E;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(200,255,46,.35);
  --r-card:16px;
  --r-btn:12px;
  --r-chip:999px;
  --r-input:10px;
  --r-img:12px;
  --sh-card:0 14px 34px rgba(0,0,0,.45);
  --sh-hover:0 20px 48px rgba(0,0,0,.6);
  --gap-sec:76px;

  --bs-body-bg:#0B0C0A;
  --bs-body-color:#F4F6F1;
  --bs-border-color:rgba(255,255,255,.08);
  --bs-primary:#C8FF2E;
  --bs-link-color:#F4F6F1;
  --bs-link-hover-color:#C8FF2E;
  --bs-font-sans-serif:"PingFang SC","Microsoft YaHei","Noto Sans SC","HarmonyOS Sans","Helvetica Neue",Arial,sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}

html{-webkit-text-size-adjust:100%;}

body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","HarmonyOS Sans","Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

img{max-width:100%;display:block;}
a{color:var(--text);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--brand);}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.01em;color:var(--text);}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}

a:focus-visible,
button:focus-visible,
input:focus-visible{
  outline:2px solid var(--brand);
  outline-offset:2px;
}

.site-container{
  width:100%;
  max-width:1280px;
  margin:0 auto;
  padding:0 24px;
}

/* ============ HEADER ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:rgba(11,12,10,.9);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:22px;
  min-height:68px;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
}
.brand-mark{
  width:34px;height:34px;
  border-radius:10px;
  background:var(--brand);
  color:#0B0C0A;
  display:grid;place-items:center;
  font-weight:800;font-size:14px;
  letter-spacing:.02em;
  flex:0 0 auto;
}
.brand-text{
  color:var(--text);
  font-weight:700;
  font-size:16px;
  white-space:nowrap;
}
.brand:hover .brand-text{color:var(--brand);}

.chip-nav{
  display:flex;
  align-items:center;
  gap:8px;
  flex:1 1 auto;
  overflow-x:auto;
  scrollbar-width:none;
  -ms-overflow-style:none;
  padding:4px 0;
}
.chip-nav::-webkit-scrollbar{display:none;}

.chip{
  flex:0 0 auto;
  padding:8px 16px;
  border-radius:var(--r-chip);
  border:1px solid var(--line);
  color:var(--text-2);
  font-size:14px;
  line-height:1.4;
  white-space:nowrap;
  transition:all .2s ease;
}
.chip:hover{
  color:var(--text);
  border-color:rgba(255,255,255,.24);
  background:var(--surface);
}
.chip.active{
  background:var(--brand);
  border-color:var(--brand);
  color:#0B0C0A;
  font-weight:700;
  box-shadow:0 0 0 4px rgba(200,255,46,.14);
}

.header-actions{
  display:flex;
  align-items:center;
  gap:16px;
  flex:0 0 auto;
}
.link-plain{
  font-size:14px;
  color:var(--text-2);
  white-space:nowrap;
}
.link-plain:hover{color:var(--brand);}

.btn-brand{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  background:var(--brand);
  color:#0B0C0A;
  font-weight:700;
  font-size:14px;
  line-height:1;
  padding:13px 22px;
  border:1px solid var(--brand);
  border-radius:var(--r-btn);
  white-space:nowrap;
  transition:all .2s ease;
}
.btn-brand:hover{
  background:#d9ff5f;
  border-color:#d9ff5f;
  color:#0B0C0A;
  transform:translateY(-1px);
  box-shadow:0 10px 26px rgba(200,255,46,.24);
}
.btn-ghost{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  background:transparent;
  color:var(--brand);
  font-weight:700;
  font-size:14px;
  line-height:1;
  padding:13px 22px;
  border:1px solid var(--line-strong);
  border-radius:var(--r-btn);
  white-space:nowrap;
  transition:all .2s ease;
}
.btn-ghost:hover{
  background:rgba(200,255,46,.1);
  color:var(--brand);
  transform:translateY(-1px);
}

/* ============ BANNER ============ */
.banner{
  position:relative;
  min-height:280px;
  display:flex;
  align-items:flex-end;
  overflow:hidden;
  border-bottom:1px solid var(--line);
}
.banner__bg{
  position:absolute;
  inset:0;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;
  background-position:center;
  background-color:#101210;
}
.banner__bg::after{
  content:"";
  position:absolute;
  inset:0;
  background:
    radial-gradient(circle at 16% 28%, rgba(200,255,46,.16), transparent 55%),
    linear-gradient(180deg, rgba(11,12,10,.74) 0%, rgba(11,12,10,.88) 52%, var(--bg) 100%);
}
.banner__inner{
  position:relative;
  z-index:2;
  padding:64px 0 44px;
  width:100%;
}
.crumbs{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--text-3);
  margin-bottom:18px;
  flex-wrap:wrap;
}
.crumbs a{color:var(--text-2);}
.crumbs a:hover{color:var(--brand);}
.crumbs .sep{color:var(--text-3);}
.crumbs .current{color:var(--brand);}

.banner h1{
  font-size:clamp(30px,4.4vw,50px);
  line-height:1.12;
  font-weight:800;
  letter-spacing:-.02em;
  max-width:880px;
}
.banner p{
  margin-top:16px;
  max-width:760px;
  color:var(--text-2);
  font-size:16px;
  line-height:1.85;
}
.banner-tags{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
  margin-top:22px;
}
.banner-tags span{
  display:inline-flex;
  align-items:center;
  padding:6px 14px;
  border-radius:var(--r-chip);
  background:rgba(21,23,26,.8);
  border:1px solid var(--line);
  font-size:13px;
  color:var(--text-2);
}
.banner-tags span.key{
  background:var(--brand-soft);
  border-color:var(--line-strong);
  color:var(--brand);
  font-weight:600;
}

/* ============ FILTER ============ */
.filter-bar{
  border-bottom:1px solid var(--line);
  background:var(--bg);
}
.filter-inner{
  display:flex;
  align-items:center;
  gap:10px;
  overflow-x:auto;
  scrollbar-width:none;
  padding:20px 0;
}
.filter-inner::-webkit-scrollbar{display:none;}
.filter-chip{
  flex:0 0 auto;
  padding:9px 18px;
  border-radius:var(--r-chip);
  border:1px solid var(--line);
  background:var(--surface);
  color:var(--text-2);
  font-size:14px;
  white-space:nowrap;
  transition:all .2s ease;
}
.filter-chip:hover{
  color:var(--text);
  border-color:rgba(255,255,255,.22);
}
.filter-chip.is-active{
  background:var(--brand);
  border-color:var(--brand);
  color:#0B0C0A;
  font-weight:700;
  box-shadow:0 0 0 4px rgba(200,255,46,.14);
}

/* ============ SECTIONS ============ */
.section{padding:var(--gap-sec) 0;}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:20px;
  flex-wrap:wrap;
  margin-bottom:30px;
}
.section-head h2{
  font-size:clamp(24px,3.2vw,34px);
  line-height:1.24;
}
.section-head .sub{
  margin-top:8px;
  color:var(--text-2);
  font-size:15px;
  max-width:720px;
}
.section-head .more{
  font-size:14px;
  color:var(--text-2);
  border-bottom:1px solid transparent;
  padding-bottom:2px;
  transition:all .2s ease;
}
.section-head .more:hover{
  color:var(--brand);
  border-bottom-color:var(--brand);
}

/* ============ GUIDE GRID ============ */
.guide-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:24px;
}
.guide-card{
  display:flex;
  align-items:stretch;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--sh-card);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.guide-card:hover{
  transform:translateY(-4px);
  border-color:var(--line-strong);
  box-shadow:var(--sh-hover);
}
.guide-card__media{
  position:relative;
  flex:0 0 55%;
  max-width:55%;
  aspect-ratio:16/11;
  overflow:hidden;
  background:#0f1113;
  border-right:1px solid var(--line);
}
.guide-card__media img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .5s ease;
}
.guide-card:hover .guide-card__media img{transform:scale(1.04);}
.tag-badge{
  position:absolute;
  top:12px;
  left:12px;
  padding:4px 11px;
  border-radius:var(--r-chip);
  background:var(--brand-2);
  color:#fff;
  font-size:12px;
  font-weight:700;
  line-height:1.5;
  letter-spacing:.01em;
}
.tag-badge.soft{
  background:rgba(11,12,10,.72);
  border:1px solid var(--line-strong);
  color:var(--brand);
}
.guide-card__body{
  flex:1 1 45%;
  padding:22px 22px 20px;
  display:flex;
  flex-direction:column;
  gap:12px;
  min-width:0;
}
.guide-card__body h3{
  font-size:18px;
  line-height:1.45;
  font-weight:650;
}
.guide-card__body h3 a{color:var(--text);}
.guide-card__body h3 a:hover{color:var(--brand);}
.guide-card__body p{
  font-size:14px;
  line-height:1.75;
  color:var(--text-2);
  display:-webkit-box;
  -webkit-line-clamp:3;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.card-meta{
  margin-top:auto;
  display:flex;
  align-items:center;
  gap:10px;
  flex-wrap:wrap;
  padding-top:6px;
}
.meta-cat{
  display:inline-flex;
  align-items:center;
  padding:3px 11px;
  border-radius:var(--r-chip);
  background:var(--brand-soft);
  color:var(--brand);
  font-size:12px;
  font-weight:600;
}
.meta-time{
  font-size:13px;
  color:var(--text-3);
}
.card-link{
  margin-left:auto;
  font-size:13px;
  color:var(--text-2);
}
.card-link:hover{color:var(--brand);}

/* ============ GRID QUOTE ============ */
.grid-quote{
  grid-column:1/-1;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:26px;
  flex-wrap:wrap;
  padding:28px 32px;
  border-radius:var(--r-card);
  border:1px solid var(--line);
  border-left:3px solid var(--brand);
  background:linear-gradient(120deg, rgba(200,255,46,.10), rgba(255,90,60,.06));
}
.grid-quote p{
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  max-width:760px;
}
.grid-quote strong{color:var(--brand);font-weight:700;}

/* ============ PAGER ============ */
.pager{
  display:flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  flex-wrap:wrap;
  margin-top:48px;
}
.pager a{
  min-width:44px;
  height:44px;
  padding:0 14px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:var(--r-btn);
  border:1px solid var(--line);
  background:var(--surface);
  color:var(--text-2);
  font-size:14px;
  transition:all .2s ease;
}
.pager a:hover{
  color:var(--brand);
  border-color:var(--line-strong);
  transform:translateY(-2px);
}
.pager a.is-active{
  background:var(--brand);
  border-color:var(--brand);
  color:#0B0C0A;
  font-weight:700;
  box-shadow:0 0 0 4px rgba(200,255,46,.14);
}

/* ============ FAQ ============ */
.faq-wrap{max-width:920px;margin:0 auto;}
.faq-wrap .accordion-item{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:12px !important;
  margin-bottom:10px;
  overflow:hidden;
}
.faq-wrap .accordion-button{
  background:var(--surface);
  color:var(--text);
  font-weight:650;
  font-size:16px;
  line-height:1.6;
  padding:18px 20px;
  border-radius:12px !important;
  border-left:3px solid transparent;
  box-shadow:none;
}
.faq-wrap .accordion-button:focus{box-shadow:none;border-color:transparent;border-left-color:transparent;}
.faq-wrap .accordion-button:focus-visible{outline:2px solid var(--brand);outline-offset:-2px;}
.faq-wrap .accordion-button:not(.collapsed){
  background:var(--surface);
  color:var(--brand);
  border-left:3px solid var(--brand);
}
.faq-wrap .accordion-button::after{
  background-image:none;
  content:"+";
  font-size:20px;
  line-height:1;
  color:var(--text-2);
  width:auto;height:auto;
  display:flex;align-items:center;justify-content:center;
  transform:none;
  margin-left:16px;
}
.faq-wrap .accordion-button:not(.collapsed)::after{
  content:"−";
  color:var(--brand);
  transform:none;
}
.faq-wrap .accordion-body{
  padding:0 20px 20px;
  color:var(--text-2);
  font-size:15px;
  line-height:1.85;
}

/* ============ CTA BAND ============ */
.cta-band{
  position:relative;
  border-radius:20px;
  overflow:hidden;
  border:1px solid var(--line);
  padding:58px 44px;
  background:
    linear-gradient(120deg, rgba(200,255,46,.13), rgba(255,90,60,.09)),
    var(--surface);
}
.cta-band::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:repeating-linear-gradient(0deg, rgba(255,255,255,.035) 0 1px, transparent 1px 4px);
  pointer-events:none;
}
.cta-band__inner{
  position:relative;
  z-index:2;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  flex-wrap:wrap;
}
.cta-band h2{
  font-size:clamp(24px,3.2vw,34px);
  line-height:1.25;
}
.cta-band p{
  margin-top:12px;
  color:var(--text-2);
  font-size:15.5px;
  max-width:620px;
}
.cta-actions{
  display:flex;
  align-items:center;
  gap:14px;
  flex-wrap:wrap;
}
.cta-actions .btn-brand,
.cta-actions .btn-ghost{padding:14px 26px;}

/* ============ FOOTER ============ */
.site-footer{
  background:#090A08;
  border-top:1px solid var(--line);
  padding:64px 0 26px;
  margin-top:24px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1fr;
  gap:40px;
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:14px;
}
.footer-col p{
  color:var(--text-2);
  font-size:14px;
  line-height:1.8;
  max-width:340px;
}
.footer-col h4{
  font-size:15px;
  font-weight:700;
  color:var(--text);
  margin-bottom:16px;
}
.footer-col ul{
  display:flex;
  flex-direction:column;
  gap:10px;
}
.footer-col ul a{
  color:var(--text-2);
  font-size:14px;
}
.footer-col ul a:hover{color:var(--brand);}
.footer-sub{
  display:flex;
  gap:8px;
  margin-top:18px;
  max-width:340px;
}
.footer-sub input{
  flex:1 1 auto;
  min-width:0;
  height:46px;
  padding:0 14px;
  background:var(--surface-2);
  border:1px solid var(--line);
  border-radius:var(--r-input);
  color:var(--text);
  font-size:14px;
  outline:none;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.footer-sub input::placeholder{color:var(--text-3);}
.footer-sub input:focus{
  border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(200,255,46,.16);
}
.footer-sub button{
  flex:0 0 auto;
  height:46px;
  padding:0 20px;
  border-radius:var(--r-input);
  border:1px solid var(--brand);
  background:var(--brand);
  color:#0B0C0A;
  font-weight:700;
  font-size:14px;
  cursor:pointer;
  transition:all .2s ease;
}
.footer-sub button:hover{
  background:#d9ff5f;
  border-color:#d9ff5f;
  transform:translateY(-1px);
}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  margin-top:48px;
  padding-top:22px;
  border-top:1px solid var(--line);
  color:var(--text-3);
  font-size:13px;
}

/* ============ RESPONSIVE ============ */
@media (max-width:1199.98px){
  .guide-card__media{flex:0 0 50%;max-width:50%;}
}

@media (max-width:991.98px){
  :root{--gap-sec:60px;}
  .guide-grid{grid-template-columns:1fr;}
  .guide-card__media{flex:0 0 46%;max-width:46%;aspect-ratio:16/10;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
  .cta-band{padding:44px 30px;}
  .banner{min-height:240px;}
}

@media (max-width:767.98px){
  .site-container{padding:0 16px;}
  :root{--gap-sec:52px;}
  .header-actions .link-plain{display:none;}
  .banner__inner{padding:52px 0 36px;}
  .banner p{font-size:15px;}
  .guide-card{flex-direction:column;}
  .guide-card__media{
    flex:0 0 auto;
    max-width:100%;
    width:100%;
    aspect-ratio:16/9;
    border-right:none;
    border-bottom:1px solid var(--line);
  }
  .guide-card__body{padding:18px 18px 18px;}
  .grid-quote{padding:22px 20px;}
  .pager{margin-top:36px;}
  .footer-grid{grid-template-columns:1fr;gap:32px;}
  .footer-col p{max-width:100%;}
  .footer-sub{max-width:100%;}
  .footer-bottom{justify-content:center;text-align:center;}
}

@media (max-width:575.98px){
  .header-inner{
    min-height:auto;
    padding:10px 0;
    flex-wrap:wrap;
    row-gap:10px;
    gap:12px;
  }
  .chip-nav{order:3;flex-basis:100%;width:100%;}
  .header-actions{margin-left:auto;}
  .brand-text{font-size:14.5px;}
  .btn-brand{padding:11px 16px;font-size:13px;}
  .banner h1{font-size:clamp(26px,7vw,34px);}
  .banner-tags span{font-size:12px;padding:5px 12px;}
  .cta-actions{width:100%;}
  .cta-actions .btn-brand,
  .cta-actions .btn-ghost{flex:1 1 100%;}
  .guide-card__body h3{font-size:17px;}
  .footer-sub{flex-direction:column;}
  .footer-sub button{width:100%;}
}

/* roulang page: category2 */
:root{
  --brand:#C8FF2E;
  --brand-2:#FF5A3C;
  --bg:#0B0C0A;
  --surface:#15171A;
  --surface-2:#1D2024;
  --text:#F4F6F1;
  --text-2:#A7ADA6;
  --text-3:#6F756E;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(200,255,46,.35);
  --r-card:16px;
  --r-btn:12px;
  --r-chip:999px;
  --r-input:10px;
  --r-img:12px;
  --shadow:0 14px 34px rgba(0,0,0,.45);
  --shadow-hover:0 20px 48px rgba(0,0,0,.6);
  --bs-body-bg:var(--bg);
  --bs-body-color:var(--text);
  --bs-border-color:var(--line);
  --bs-primary:var(--brand);
  --bs-primary-rgb:200,255,46;
  --bs-link-color:var(--text);
  --bs-link-hover-color:var(--brand);
  --bs-font-sans-serif:"PingFang SC","Microsoft YaHei","Noto Sans SC","HarmonyOS Sans",Inter,sans-serif;
  --bs-body-font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","HarmonyOS Sans",Inter,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","HarmonyOS Sans",Inter,sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background-image:radial-gradient(rgba(255,255,255,.028) 1px,transparent 1px);
  background-size:4px 4px;
  opacity:.9;
}
img{max-width:100%;display:block;}
a{color:var(--text);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--brand);}
a:focus-visible,button:focus-visible,input:focus-visible{
  outline:2px solid var(--brand);
  outline-offset:2px;
  border-radius:6px;
}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.01em;color:var(--text);}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
.container{
  width:100%;
  max-width:1280px;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
  position:relative;
  z-index:1;
}
.visually-hidden{
  position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;
  overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;
}

/* ---------- header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:1000;
  background:rgba(11,12,10,.92);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:20px;
  min-height:68px;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
}
.brand-mark{
  width:36px;height:36px;border-radius:10px;
  display:flex;align-items:center;justify-content:center;
  background:var(--brand);
  color:#0B0C0A;
  font-weight:800;
  font-size:15px;
  letter-spacing:.02em;
  box-shadow:0 0 0 1px var(--line-strong),0 8px 22px rgba(200,255,46,.16);
}
.brand-text{
  font-weight:800;
  font-size:17px;
  color:var(--text);
  white-space:nowrap;
}
.chip-nav{
  display:flex;
  align-items:center;
  gap:8px;
  overflow-x:auto;
  scrollbar-width:none;
  flex:1 1 auto;
  padding:8px 2px;
  margin:0 4px;
}
.chip-nav::-webkit-scrollbar{display:none;}
.chip{
  display:inline-flex;
  align-items:center;
  height:38px;
  padding:0 16px;
  border-radius:var(--r-chip);
  border:1px solid var(--line);
  background:transparent;
  color:var(--text-2);
  font-size:14px;
  font-weight:600;
  white-space:nowrap;
  transition:all .2s ease;
}
.chip:hover{
  color:var(--text);
  border-color:rgba(255,255,255,.22);
  background:rgba(255,255,255,.03);
}
.chip.active{
  background:var(--brand);
  border-color:var(--brand);
  color:#0B0C0A;
  box-shadow:0 0 0 4px rgba(200,255,46,.12);
}
.header-actions{
  display:flex;
  align-items:center;
  gap:12px;
  flex-shrink:0;
}
.btn-cta{
  background:var(--brand);
  color:#0B0C0A;
  border:1px solid var(--brand);
  border-radius:var(--r-btn);
  padding:9px 20px;
  font-weight:700;
  font-size:14px;
  transition:all .2s ease;
}
.btn-cta:hover{
  background:#dcff6a;
  color:#0B0C0A;
  transform:translateY(-1px);
  box-shadow:0 10px 26px rgba(200,255,46,.24);
}
.link-ghost{
  color:var(--text-2);
  font-size:14px;
  font-weight:600;
  border-bottom:1px solid transparent;
  transition:all .2s ease;
}
.link-ghost:hover{
  color:var(--brand);
  border-bottom-color:var(--brand);
}
.nav-toggle{
  display:none;
  width:40px;height:40px;
  border-radius:10px;
  border:1px solid var(--line);
  background:var(--surface);
  color:var(--text);
  align-items:center;justify-content:center;
}
.mobile-nav{
  border-top:1px solid var(--line);
  background:var(--surface);
}
.mobile-nav .container{
  display:flex;
  flex-direction:column;
  gap:8px;
  padding-top:14px;
  padding-bottom:18px;
}
.m-chip{
  display:block;
  padding:11px 14px;
  border-radius:var(--r-btn);
  border:1px solid var(--line);
  background:var(--surface-2);
  color:var(--text-2);
  font-size:15px;
  font-weight:600;
}
.m-chip.active{
  background:var(--brand);
  border-color:var(--brand);
  color:#0B0C0A;
}
.m-cta{
  text-align:center;
  margin-top:4px;
}

/* ---------- banner ---------- */
.cat-banner{
  position:relative;
  overflow:hidden;
  border-bottom:1px solid var(--line);
}
.banner-media{
  position:absolute;
  inset:0;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;
  background-position:center;
  filter:saturate(.9);
}
.cat-banner::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,12,10,.86) 0%,rgba(11,12,10,.93) 60%,rgba(11,12,10,.99) 100%);
}
.banner-inner{
  position:relative;
  z-index:2;
  padding-top:38px;
  padding-bottom:38px;
}
.breadcrumb-line{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--text-3);
  margin-bottom:14px;
}
.breadcrumb-line a{color:var(--text-2);}
.breadcrumb-line a:hover{color:var(--brand);}
.breadcrumb-line span:last-child{color:var(--brand);}
.cat-banner h1{
  font-size:clamp(26px,3.6vw,42px);
  line-height:1.18;
  letter-spacing:-.02em;
  max-width:900px;
}
.banner-sub{
  margin-top:14px;
  color:var(--text-2);
  font-size:16px;
  max-width:760px;
}
.banner-meta{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:20px;
}
.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  height:30px;
  padding:0 12px;
  border-radius:var(--r-chip);
  background:var(--surface-2);
  border:1px solid var(--line);
  color:var(--text-2);
  font-size:13px;
  font-weight:600;
}
.tag-brand{
  background:rgba(200,255,46,.12);
  border-color:rgba(200,255,46,.3);
  color:var(--brand);
}
.tag-hot{
  background:var(--brand-2);
  border-color:var(--brand-2);
  color:#fff;
}

/* ---------- section base ---------- */
.section{padding:64px 0;}
.section-sm{padding:44px 0;}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:20px;
  margin-bottom:28px;
  flex-wrap:wrap;
}
.section-head h2{
  font-size:clamp(22px,2.6vw,32px);
  line-height:1.25;
}
.section-head p{
  color:var(--text-2);
  font-size:14px;
  margin-top:8px;
  max-width:640px;
}
.section-link{
  color:var(--brand);
  font-size:14px;
  font-weight:700;
  border-bottom:1px solid transparent;
  transition:all .2s ease;
  white-space:nowrap;
}
.section-link:hover{
  border-bottom-color:var(--brand);
  color:var(--brand);
}

/* ---------- quick stats ---------- */
.quick-stats{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:16px;
}
.stat-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:20px 22px;
  transition:all .25s ease;
}
.stat-card:hover{
  border-color:var(--line-strong);
  transform:translateY(-3px);
  box-shadow:var(--shadow-hover);
}
.stat-num{
  font-size:26px;
  font-weight:800;
  color:var(--brand);
  line-height:1.2;
  letter-spacing:-.02em;
}
.stat-label{
  margin-top:6px;
  font-size:14px;
  font-weight:700;
  color:var(--text);
}
.stat-desc{
  margin-top:6px;
  font-size:13px;
  color:var(--text-3);
  line-height:1.7;
}

/* ---------- layout: aside + timeline ---------- */
.cat-layout{
  display:grid;
  grid-template-columns:264px minmax(0,1fr);
  gap:34px;
  align-items:start;
}
.cat-aside{
  position:sticky;
  top:88px;
}
.filter-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:20px;
  margin-bottom:18px;
}
.filter-title{
  font-size:13px;
  font-weight:700;
  color:var(--text-3);
  letter-spacing:.08em;
  margin-bottom:12px;
}
.filter-list{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
}
.filter-chip{
  display:inline-flex;
  align-items:center;
  height:32px;
  padding:0 13px;
  border-radius:var(--r-chip);
  border:1px solid var(--line);
  background:var(--surface-2);
  color:var(--text-2);
  font-size:13px;
  font-weight:600;
  cursor:pointer;
  transition:all .2s ease;
}
.filter-chip:hover{
  color:var(--text);
  border-color:rgba(255,255,255,.22);
}
.filter-chip.active{
  background:var(--brand);
  border-color:var(--brand);
  color:#0B0C0A;
}
.aside-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  transition:all .25s ease;
}
.aside-card:hover{
  border-color:var(--line-strong);
  box-shadow:var(--shadow-hover);
}
.aside-card img{
  width:100%;
  aspect-ratio:16/10;
  object-fit:cover;
  background:var(--surface-2);
}
.aside-card-body{padding:16px 18px 20px;}
.aside-card-body h3{
  font-size:16px;
  line-height:1.45;
}
.aside-card-body p{
  margin-top:8px;
  font-size:13px;
  color:var(--text-2);
  line-height:1.7;
}
.aside-card-body .aside-link{
  display:inline-block;
  margin-top:12px;
  font-size:13px;
  font-weight:700;
  color:var(--brand);
}
.filter-toggle{
  display:none;
  width:100%;
  margin-bottom:16px;
  padding:12px 16px;
  border-radius:var(--r-btn);
  border:1px solid var(--line);
  background:var(--surface);
  color:var(--text);
  font-weight:700;
  font-size:15px;
  text-align:left;
}
.filter-toggle i{margin-right:8px;color:var(--brand);}

/* ---------- timeline ---------- */
.timeline{
  position:relative;
  padding-left:0;
}
.timeline::before{
  content:"";
  position:absolute;
  left:9px;
  top:14px;
  bottom:12px;
  width:2px;
  background:linear-gradient(180deg,var(--line-strong) 0%,rgba(200,255,46,.12) 45%,rgba(255,255,255,.04) 100%);
}
.tl-item{
  position:relative;
  padding-left:44px;
  padding-bottom:22px;
}
.tl-item:last-child{padding-bottom:0;}
.tl-dot{
  position:absolute;
  left:0;
  top:26px;
  width:20px;height:20px;
  border-radius:50%;
  background:var(--bg);
  border:2px solid var(--line-strong);
  box-shadow:0 0 0 5px rgba(11,12,10,1);
  transition:all .25s ease;
}
.tl-item:hover .tl-dot{
  background:var(--brand);
  border-color:var(--brand);
  box-shadow:0 0 0 5px rgba(11,12,10,1),0 0 18px rgba(200,255,46,.5);
}
.tl-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:20px 22px;
  transition:all .25s ease;
}
.tl-card:hover{
  border-color:var(--line-strong);
  transform:translateY(-3px);
  box-shadow:var(--shadow-hover);
}
.tl-head{
  display:flex;
  align-items:center;
  gap:12px;
  flex-wrap:wrap;
  margin-bottom:10px;
}
.tl-time{
  font-size:13px;
  font-weight:700;
  color:var(--brand);
  letter-spacing:.02em;
}
.tl-card h3{
  font-size:19px;
  line-height:1.4;
  margin-bottom:8px;
}
.tl-card p{
  color:var(--text-2);
  font-size:14.5px;
  line-height:1.75;
}
.tl-foot{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  flex-wrap:wrap;
  margin-top:14px;
  padding-top:14px;
  border-top:1px solid var(--line);
}
.tl-tags{display:flex;gap:8px;flex-wrap:wrap;}
.tl-link{
  font-size:13.5px;
  font-weight:700;
  color:var(--brand);
  border-bottom:1px solid transparent;
  transition:all .2s ease;
}
.tl-link:hover{
  border-bottom-color:var(--brand);
  color:var(--brand);
}
.load-more-wrap{
  display:flex;
  justify-content:center;
  margin-top:30px;
}
.load-more{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:13px 30px;
  border-radius:var(--r-btn);
  border:1px dashed rgba(200,255,46,.4);
  background:rgba(200,255,46,.05);
  color:var(--brand);
  font-weight:700;
  font-size:15px;
  cursor:pointer;
  transition:all .22s ease;
}
.load-more:hover{
  background:rgba(200,255,46,.12);
  border-style:solid;
  transform:translateY(-1px);
}

/* ---------- accordion / FAQ ---------- */
.faq-wrap{max-width:900px;}
.accordion{
  --bs-accordion-bg:var(--surface);
  --bs-accordion-border-color:var(--line);
  --bs-accordion-border-radius:12px;
  --bs-accordion-inner-border-radius:12px;
  --bs-accordion-btn-color:var(--text);
  --bs-accordion-btn-bg:var(--surface);
  --bs-accordion-active-bg:var(--surface-2);
  --bs-accordion-active-color:var(--brand);
  --bs-accordion-btn-focus-box-shadow:none;
  --bs-accordion-color:var(--text-2);
}
.accordion-item{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:12px;
  margin-bottom:10px;
  overflow:hidden;
}
.accordion-button{
  font-size:16.5px;
  font-weight:700;
  padding:18px 20px;
  background:var(--surface);
  color:var(--text);
  border-radius:12px!important;
}
.accordion-button::after{
  filter:invert(1) brightness(1.6);
  opacity:.6;
}
.accordion-button:not(.collapsed){
  background:var(--surface-2);
  color:var(--brand);
  box-shadow:inset 3px 0 0 var(--brand);
}
.accordion-button:not(.collapsed)::after{
  filter:invert(84%) sepia(61%) saturate(678%) hue-rotate(28deg) brightness(108%) contrast(104%);
  opacity:1;
}
.accordion-body{
  padding:4px 20px 20px;
  color:var(--text-2);
  font-size:15px;
  line-height:1.85;
  border-left:3px solid transparent;
}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;
  overflow:hidden;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.cta-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/coverpic/cover-1.webp');
  background-size:cover;
  background-position:center;
  opacity:.28;
}
.cta-band::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(11,12,10,.96) 0%,rgba(11,12,10,.82) 55%,rgba(11,12,10,.6) 100%);
}
.cta-inner{
  position:relative;
  z-index:2;
  padding:56px 0;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:28px;
  flex-wrap:wrap;
}
.cta-inner h2{
  font-size:clamp(22px,2.8vw,32px);
  line-height:1.28;
  max-width:620px;
}
.cta-inner p{
  margin-top:12px;
  color:var(--text-2);
  font-size:15px;
  max-width:560px;
}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}
.btn-primary-solid{
  background:var(--brand);
  color:#0B0C0A;
  border:1px solid var(--brand);
  border-radius:var(--r-btn);
  padding:13px 26px;
  font-weight:700;
  font-size:15px;
  transition:all .2s ease;
}
.btn-primary-solid:hover{
  background:#dcff6a;
  color:#0B0C0A;
  transform:translateY(-1px);
  box-shadow:0 12px 28px rgba(200,255,46,.24);
}
.btn-ghost-outline{
  background:transparent;
  color:var(--brand);
  border:1px solid rgba(200,255,46,.45);
  border-radius:var(--r-btn);
  padding:13px 26px;
  font-weight:700;
  font-size:15px;
  transition:all .2s ease;
}
.btn-ghost-outline:hover{
  background:rgba(200,255,46,.1);
  color:var(--brand);
  border-color:var(--brand);
}

/* ---------- footer ---------- */
.site-footer{
  background:#090A08;
  border-top:1px solid var(--line);
  padding-top:56px;
  margin-top:0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1fr;
  gap:32px;
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:14px;
}
.footer-col p{
  color:var(--text-2);
  font-size:14px;
  line-height:1.85;
}
.footer-col h4{
  font-size:15px;
  font-weight:700;
  margin-bottom:16px;
  color:var(--text);
}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul li a{
  color:var(--text-2);
  font-size:14px;
  transition:all .2s ease;
}
.footer-col ul li a:hover{
  color:var(--brand);
  padding-left:3px;
}
.footer-sub{
  display:flex;
  gap:8px;
  margin-top:18px;
}
.footer-sub input{
  flex:1 1 auto;
  min-width:0;
  height:44px;
  padding:0 14px;
  border-radius:var(--r-input);
  border:1px solid var(--line);
  background:var(--surface-2);
  color:var(--text);
  font-size:14px;
  transition:all .2s ease;
}
.footer-sub input::placeholder{color:var(--text-3);}
.footer-sub input:focus{
  outline:none;
  border-color:var(--brand);
  box-shadow:0 0 0 2px rgba(200,255,46,.22);
}
.footer-sub button{
  height:44px;
  padding:0 18px;
  border-radius:var(--r-input);
  border:1px solid var(--brand);
  background:var(--brand);
  color:#0B0C0A;
  font-weight:700;
  font-size:14px;
  transition:all .2s ease;
}
.footer-sub button:hover{background:#dcff6a;}
.footer-bottom{
  margin-top:44px;
  padding:20px 0 26px;
  border-top:1px solid var(--line);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  flex-wrap:wrap;
  color:var(--text-3);
  font-size:13px;
}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  .cat-layout{grid-template-columns:230px minmax(0,1fr);gap:26px;}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:28px;}
}
@media (max-width:991px){
  .header-inner{min-height:62px;gap:12px;}
  .chip-nav{display:none;}
  .link-ghost{display:none;}
  .nav-toggle{display:flex;}
  .cat-layout{grid-template-columns:1fr;gap:22px;}
  .cat-aside{position:static;}
  .filter-toggle{display:block;}
  .quick-stats{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px;}
  .section{padding:52px 0;}
  .cta-inner{padding:46px 0;}
}
@media (max-width:767px){
  .container{padding-left:16px;padding-right:16px;}
  .brand-text{font-size:15px;}
  .banner-inner{padding-top:28px;padding-bottom:30px;}
  .banner-sub{font-size:15px;}
  .section{padding:42px 0;}
  .section-head{margin-bottom:20px;}
  .tl-item{padding-left:34px;padding-bottom:18px;}
  .tl-card{padding:16px 16px;}
  .tl-card h3{font-size:17px;}
  .tl-item:hover .tl-dot{background:var(--bg);border-color:var(--line-strong);box-shadow:0 0 0 5px rgba(11,12,10,1);}
  .cta-actions{width:100%;}
  .cta-actions a{flex:1 1 auto;text-align:center;}
  .footer-bottom{flex-direction:column;text-align:center;gap:8px;}
}
@media (max-width:575px){
  .quick-stats{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-sub{flex-direction:column;}
  .footer-sub button{width:100%;}
  .brand-text{max-width:170px;overflow:hidden;text-overflow:ellipsis;}
  .accordion-button{font-size:15.5px;padding:15px 16px;}
  .accordion-body{padding:2px 16px 16px;}
}
@media (min-width:992px){
  .cat-aside.collapse{display:block!important;height:auto!important;visibility:visible!important;}
}