/* roulang page: index */
:root{
  --primary:#6C5DD3;
  --primary-light:#8A7CE8;
  --primary-dark:#5546C0;
  --primary-soft:rgba(108,93,211,.09);
  --ink:#0E1116;
  --ink-soft:#1a1f27;
  --bg:#F6F7FB;
  --surface:#FFFFFF;
  --text:#1F2430;
  --text-weak:#6B7280;
  --line:#E6E8F0;
  --line-soft:#F0F1F6;
  --success:#2FA36B;
  --warn:#D9A13B;
  --accent:#0FB5BA;
  --radius-lg:22px;
  --radius-md:15px;
  --radius-sm:10px;
  --shadow-soft:0 6px 24px rgba(15,18,30,.06);
  --shadow-hover:0 14px 40px rgba(15,18,30,.12);
  --header-w:252px;
  --font-body:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --font-display:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html,body{height:100%}
body{
  font-family:var(--font-body);
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button,input{font-family:inherit;font-size:inherit}
ul,ol{list-style:none}
a:focus-visible,button:focus-visible,input:focus-visible{
  outline:2px solid var(--primary);
  outline-offset:2px;
}
.layout{display:flex;min-height:100vh}
/* ========== SIDEBAR ========== */
.sidebar{
  position:fixed;top:0;left:0;bottom:0;
  width:var(--header-w);
  background:var(--ink);
  z-index:900;
  display:flex;flex-direction:column;
  color:#fff;
  overflow-y:auto;
  scrollbar-width:thin;
}
.sidebar::-webkit-scrollbar{width:4px}
.sidebar::-webkit-scrollbar-thumb{background:rgba(255,255,255,.15);border-radius:4px}
.brand{
  display:flex;align-items:center;gap:12px;
  padding:28px 22px 22px;
  border-bottom:1px solid rgba(255,255,255,.07);
}
.brand-icon{
  width:42px;height:42px;border-radius:12px;
  background:linear-gradient(135deg,#6C5DD3 0%,#8A7CE8 60%,#0FB5BA 130%);
  display:flex;align-items:center;justify-content:center;
  flex-shrink:0;
  box-shadow:0 4px 16px rgba(108,93,211,.35);
}
.brand-icon i{font-size:19px;color:#fff}
.brand-name{
  font-weight:800;font-size:17px;letter-spacing:.5px;line-height:1.35;
  display:flex;flex-direction:column;
}
.brand-name .en{
  font-size:10px;font-weight:600;letter-spacing:2px;
  color:rgba(255,255,255,.38);text-transform:uppercase;margin-top:3px;
}
.nav-brand{
  padding:20px 22px 8px;
}
.nav-brand p{
  font-size:11px;color:rgba(255,255,255,.4);
  display:flex;align-items:center;gap:6px;
}
.nav-brand p i{
  font-size:9px;color:var(--primary-light);
}
.sidebar-nav{
  padding:12px 0;
  flex:1;
}
.sidebar-nav li{margin:2px 0}
.sidebar-nav li a{
  display:flex;align-items:center;gap:14px;
  padding:13px 22px;
  color:rgba(255,255,255,.68);
  font-size:14px;
  font-weight:500;
  border-left:3px solid transparent;
  transition:all .2s ease;
}
.sidebar-nav li a i{
  width:20px;text-align:center;font-size:15px;
  color:rgba(255,255,255,.45);
  transition:color .2s ease;
}
.sidebar-nav li a:hover{
  background:rgba(255,255,255,.04);
  color:#fff;
}
.sidebar-nav li.active-fix a{
  background:linear-gradient(90deg,rgba(108,93,211,.15),transparent);
  color:#fff;
  border-left-color:var(--primary-light);
}
.sidebar-nav li.active-fix a i{
  color:var(--primary-light);
}
.sidebar-foot{
  border-top:1px solid rgba(255,255,255,.07);
  padding:22px;
}
.sidebar-foot .foot-inner{
  background:rgba(255,255,255,.03);
  border:1px solid rgba(255,255,255,.06);
  border-radius:14px;
  padding:14px 15px;
  display:flex;
  flex-direction:column;
  gap:8px;
}
.sidebar-foot .veri-row{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  font-size:12px;
  color:rgba(255,255,255,.55);
}
.sidebar-foot .veri-row i{
  color:var(--success);
  font-size:13px;
}
.sidebar-foot .veri-tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  background:rgba(47,163,107,.14);
  color:rgba(255,255,255,.82);
  padding:4px 10px;
  border-radius:20px;
  font-size:11px;
  font-weight:600;
}
/* Mobile Nav */
.mobile-top{
  display:none;
}
/* ========== MAIN CONTENT AREA ========== */
.main-wrapper{
  margin-left:var(--header-w);
  width:calc(100% - var(--header-w));
  min-height:100vh;
  display:flex;
  flex-direction:column;
  background:var(--bg);
}
.container{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding:0 44px;
}
/* ========== HERO ========== */
.hero{
  position:relative;
  min-height:calc(100vh - 0px);
  display:flex;
  align-items:center;
  border-radius:0;
  overflow:hidden;
  margin:0;
  padding:88px 0 76px;
  background:
    linear-gradient(120deg,rgba(8,10,16,.91) 0%,rgba(18,21,30,.79) 46%,rgba(28,24,46,.66) 100%),
    url('/assets/images/backpic/back-1.webp') center center / cover no-repeat;
  isolation:isolate;
}
.hero::after{
  content:"";
  position:absolute;
  inset:auto -120px -300px auto;
  width:560px;height:460px;
  background:
    radial-gradient(circle at 40% 50%, rgba(108,93,211,.28) 0%, transparent 62%),
    radial-gradient(circle at 60% 45%, rgba(15,181,186,.11) 0%, transparent 55%);
  filter:blur(40px);
  z-index:0;
  pointer-events:none;
}
.hero::before{
  content:"";
  position:absolute;
  top:0;right:0;bottom:0;left:0;
  opacity:.3;
  background-image: radial-gradient(rgba(255,255,255,.25) .7px, transparent .7px);
  background-size: 28px 28px;
  z-index:0;
  pointer-events:none;
}
.hero-inner{
  position:relative;
  z-index:2;
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:70px;
  align-items:center;
}
.hero-badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  border:1px solid rgba(255,255,255,.16);
  background:rgba(255,255,255,.07);
  backdrop-filter: blur(8px);
  padding:6px 15px;
  border-radius:30px;
  color:rgba(255,255,255,.86);
  font-size:12px;
  font-weight:600;
  margin-bottom:28px;
  letter-spacing:.6px;
}
.hero-badge i{
  color:var(--accent);
  font-size:11px;
}
.hero h1{
  color:#fff;
  font-size:46px;
  line-height:1.25;
  font-weight:800;
  letter-spacing:.5px;
  font-family:var(--font-display);
  margin-bottom:20px;
}
.hero h1 .dot{
  color:var(--primary-light);
}
.hero h1 .line-br{
  display:block;
}
.hero h1 .highlight{
  background:linear-gradient(90deg,var(--primary-light),#A99BFF,var(--accent));
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.hero-sub{
  color:rgba(255,255,255,.72);
  font-size:16px;
  max-width:560px;
  line-height:1.9;
  margin-bottom:34px;
}
.hero-cta-row{
  display:flex;
  flex-wrap:wrap;
  gap:16px;
  margin-bottom:38px;
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:9px;
  padding:13px 28px;
  border-radius:var(--radius-sm);
  font-weight:600;
  font-size:15px;
  border:1px solid transparent;
  cursor:pointer;
  transition:all .2s ease;
  line-height:1.4;
  white-space:nowrap;
}
.btn-primary{
  background:var(--primary);
  color:#fff;
  box-shadow:0 4px 16px rgba(108,93,211,.3);
}
.btn-primary:hover{
  background:#7B6BDF;
  transform:translateY(-2px);
  box-shadow:0 10px 30px rgba(108,93,211,.36);
}
.btn-primary i{
  transition:transform .2s ease;
}
.btn-primary:hover i{
  transform:translateX(3px);
}
.btn-secondary{
  background:transparent;
  color:rgba(255,255,255,.86);
  border:1px solid rgba(255,255,255,.24);
}
.btn-secondary:hover{
  border-color:var(--primary-light);
  color:#fff;
  background:rgba(108,93,211,.12);
}
.hero-trust-row{
  display:flex;
  flex-wrap:wrap;
  gap:24px;
}
.trust-item{
  display:flex;
  align-items:center;
  gap:7px;
  font-size:12px;
  color:rgba(255,255,255,.5);
}
.trust-item i{
  color:var(--success);
  font-size:12px;
}
.hero-visual{
  position:relative;
  text-align:center;
}
.hero-visual-inner{
  position:relative;
  border-radius:26px;
  overflow:hidden;
  box-shadow:0 28px 70px rgba(0,0,0,.38);
  transform:rotate(1.5deg);
  transition:transform .5s ease;
}
.hero-visual-inner:hover{
  transform:rotate(0deg) scale(1.01);
}
.hero-visual-inner img{
  width:100%;
  height:380px;
  object-fit:cover;
  display:block;
}
.vis-card-float{
  position:absolute;
  bottom:-18px;
  left:-26px;
  background:rgba(10,13,20,.9);
  backdrop-filter: blur(14px);
  border:1px solid rgba(255,255,255,.1);
  border-radius:18px;
  padding:14px 20px;
  box-shadow:0 14px 44px rgba(0,0,0,.4);
  display:flex;
  align-items:center;
  gap:13px;
  text-align:left;
}
.fc-icon{
  width:38px;height:38px;
  background:rgba(108,93,211,.2);
  border-radius:10px;
  display:flex;align-items:center;justify-content:center;
  color:var(--primary-light);
  font-size:16px;
}
.fc-text .fc-label{
  font-size:10px;
  color:rgba(255,255,255,.45);
  letter-spacing:.5px;
}
.fc-text .fc-value{
  font-size:13px;font-weight:700;color:#fff;line-height:1.4;
}
.hero-meta-note{
  margin-top:22px;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  font-size:12px;
  color:rgba(255,255,255,.38);
}
.hero-meta-note i{
  color:var(--warn);
  font-size:10px;
}
/* ========== SECTION BASE ========== */
.section{
  padding:86px 0;
  position:relative;
}
.section-head{
  margin-bottom:46px;
  display:flex;
  justify-content:space-between;
  align-items:flex-end;
  gap:30px;
}
.kicker{
  display:inline-flex;
  align-items:center;
  gap:12px;
  font-size:12px;
  font-weight:700;
  color:var(--primary);
  text-transform:uppercase;
  letter-spacing:2.4px;
  margin-bottom:12px;
}
.kicker::before{
  content:"";
  width:28px;height:2px;
  background:var(--primary);
  border-radius:2px;
}
.section h2{
  font-family:var(--font-display);
  font-weight:800;
  font-size:28px;
  color:#17191f;
  line-height:1.45;
  letter-spacing:.3px;
}
.section-sub-right{
  font-size:13px;
  color:var(--text-weak);
  max-width:380px;
  text-align:right;
}
/* 01 / brand story */
.bstory{
  background:#fff;
  border-bottom:1px solid var(--line-soft);
  overflow:hidden;
}
.bstory-grid{
  display:grid;
  grid-template-columns:280px 1fr;
  gap:70px;
  align-items:start;
}
.bstory-side h3{
  font-size:21px;
  font-weight:700;
  color:#17191f;
}
.bstory-list{
  margin-top:20px;
  display:flex;
  flex-direction:column;
  gap:12px;
}
.bstory-list li{
  display:flex;
  gap:14px;
}
.num-index{
  font-size:13px;
  font-weight:800;
  color:var(--primary-light);
  line-height:1.8;
  min-width:28px;
}
.num-index .sep{
  color:var(--line);
  margin-left:3px;
}
.bstory-right .lead{
  font-size:18px;
  color:#232633;
  line-height:2;
  font-weight:500;
  margin-bottom:22px;
}
.bstory-right .lead b{
  color:var(--primary-dark);
  font-weight:700;
}
.bstory-right .body-text{
  font-size:15px;
  color:var(--text-weak);
  line-height:1.95;
  max-width:700px;
}
.body-text + .body-text{
  margin-top:16px;
}
/* feature pick list */
.pick-guide{
  margin-top:20px;
  display:flex;
  flex-direction:column;
  gap:14px;
}
.pick-row{
  display:flex;
  align-items:flex-start;
  gap:14px;
  background:var(--bg);
  border:1px solid var(--line-soft);
  padding:15px 18px;
  border-radius:14px;
}
.pick-row i{
  color:var(--primary);
  margin-top:2px;
  font-size:17px;
}
.pick-row p{
  font-size:14px;
  color:#333;
}
.pick-row p strong{
  color:#111;
}
/* featured content card section */
/* ===== 卡片区块：非对称 2col + 2 ===== */
.feat-section{
  background:var(--bg);
  padding:86px 0;
}
.feat-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:22px;
}
.feat-card-main{
  position:relative;
  border-radius:var(--radius-lg);
  overflow:hidden;
  min-height:330px;
  background:#0e1116;
  display:flex;
  align-items:flex-end;
  cursor:pointer;
  transition:transform .3s ease, box-shadow .35s ease;
  box-shadow:var(--shadow-soft);
}
.feat-card-main:hover{
  transform:translateY(-5px);
  box-shadow:var(--shadow-hover);
}
.feat-card-main img{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit:cover;
  opacity:.75;
  transition:transform .5s ease,opacity .4s ease;
}
.feat-card-main:hover img{
  transform:scale(1.03);
  opacity:.68;
}
.feat-overlay{
  position:relative;
  z-index:2;
  padding:30px 26px;
  width:100%;
  background:linear-gradient(180deg,transparent 0%,rgba(8,10,16,.92) 80%);
}
.feat-overlay .fnk-tag{
  display:inline-block;
  font-size:12px;
  font-weight:700;
  color:rgba(255,255,255,.86);
  background:rgba(108,93,211,.55);
  padding:4px 14px;
  border-radius:30px;
  margin-bottom:12px;
}
.feat-overlay .fnk-tag.alt-tag{
  background:rgba(15,181,186,.5);
}
.feat-overlay h3{
  font-size:21px;
  font-weight:800;
  color:#fff;
  line-height:1.45;
  font-family:var(--font-display);
  margin-bottom:8px;
}
.feat-overlay p{
  font-size:13px;
  color:rgba(255,255,255,.65);
  max-width:80%;
  line-height:1.7;
}
.feat-sm-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:22px;
}
.feat-sm-card{
  background:#fff;
  border-radius:var(--radius-lg);
  padding:20px 19px 24px;
  display:flex;
  flex-direction:column;
  gap:12px;
  box-shadow:var(--shadow-soft);
  border:1px solid rgba(255,255,255,.3);
  transition:all .32s ease;
}
.feat-sm-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-hover);
  border-color:rgba(108,93,211,.2);
}
.feat-card-icon{
  width:48px;height:48px;
  border-radius:15px;
  background:var(--primary-soft);
  color:var(--primary);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:18px;
}
.feat-sm-card h4{
  font-weight:700;
  font-size:16px;
  color:#1a1c23;
}
.feat-sm-card p{
  font-size:13px;
  color:var(--text-weak);
  line-height:1.7;
  flex:1;
}
.card-link-more{
  font-size:12px;
  font-weight:700;
  color:var(--primary);
  display:inline-flex;
  align-items:center;
  gap:6px;
  transition:gap .2s ease;
}
.card-link-more i{
  font-size:10px;
}
.feat-sm-card:hover .card-link-more{
  gap:9px;
}
/* info bar / trust ribbon */
.trust-ribbon{
  background:#10141c;
  padding:58px 0;
  color:#fff;
}
.ribbon-inner{
  display:grid;
  grid-template-columns:1fr 1fr 1fr 1fr;
  gap:18px;
}
.ribbon-cell{
  text-align:left;
  padding-right:26px;
  position:relative;
}
.ribbon-cell:not(:last-child)::after{
  content:"";
  position:absolute;
  right:0;top:10%;bottom:10%;
  width:1px;
  background:rgba(255,255,255,.11);
}
.ribbon-icon{
  font-size:21px;
  color:var(--primary-light);
  margin-bottom:14px;
}
.ribbon-cell h4{
  font-size:15px;
  font-weight:700;
  margin-bottom:7px;
  color:#fff;
  letter-spacing:.3px;
}
.ribbon-cell p{
  font-size:12px;
  color:rgba(255,255,255,.52);
  line-height:1.7;
}
/* CMS list block */
.cms-panel{
  background:var(--surface);
  border:1px solid var(--line);
  padding:38px 0 34px;
  margin-top:-50px;
  border-radius:28px 28px 20px 20px;
  box-shadow:var(--shadow-soft);
}
.cms-list-wrap{
  display:flex;
  flex-direction:column;
}
.cms-row{
  display:flex;
  align-items:flex-start;
  gap:20px;
  padding:18px 26px;
  border-top:1px solid var(--line-soft);
  transition:background .18s ease;
}
.cms-row:first-child{
  border-top:none;
}
.cms-row:hover{
  background:#fafbff;
}
.cms-arrow-link{
  margin-left:auto;
  color:#bbb;
  font-size:14px;
  align-self:center;
  opacity:0;
  transform:translateX(-6px);
  transition:all .25s ease;
}
.cms-row:hover .cms-arrow-link{
  opacity:1;
  transform:translateX(0);
  color:var(--primary);
}
.cms-link{
  flex:1;
  display:flex;
  gap:24px;
  align-items:flex-start;
}
.cms-date{
  min-width:90px;
  font-size:12px;
  color:var(--text-weak);
  line-height:1.9;
  display:flex;
  flex-direction:column;
}
.cms-date .c-day{
  font-size:17px;
  font-weight:800;
  color:#111;
}
.cms-date .c-my{
  color:#888;
  letter-spacing:.4px;
}
.cms-body{
  flex:1;
}
.cms-cat-row{
  display:flex;
  align-items:center;
  gap:8px;
  margin-bottom:3px;
}
.cms-cat{
  font-size:11px;
  color:var(--primary);
  border:1px solid rgba(108,93,211,.35);
  padding:0px 10px;
  border-radius:20px;
  background:var(--primary-soft);
  display:inline-block;
  line-height:20px;
}
.cms-body h3{
  font-size:17px;
  font-weight:700;
  color:#1c1f27;
  line-height:1.6;
  margin-bottom:2px;
}
.cms-body p{
  font-size:13px;
  color:var(--text-weak);
  line-height:1.65;
  display:-webkit-box;
  -webkit-box-orient:vertical;
  -webkit-line-clamp:1;
  overflow:hidden;
}
.cms-empty{
  padding:50px 20px;
  text-align:center;
  display:flex;
  justify-content:center;
}
.empty-inner{
  border:1.5px dashed #d7dae3;
  border-radius:16px;
  padding:20px 60px;
  font-size:14px;
  color:#aaa;
  background:rgba(247,248,251,.7);
}
/* platform detail blocks */
.plat-zone{
  background:#fff;
  border-bottom:1px solid var(--line);
  padding:86px 0;
}
.plat-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr;
  border-radius:28px;
  overflow:hidden;
  border:1px solid var(--line-soft);
  background:var(--bg);
}
.plat-details{
  padding:22px;
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  align-content:flex-start;
}
.chip-entry{
  flex:1 1 calc(50% - 10px);
  background:#fff;
  padding:20px 18px;
  border-radius:18px;
  box-shadow:0 4px 13px rgba(37,41,54,.03);
  border:1px solid rgba(255,255,255,.2);
  transition:all .2s;
}
.chip-entry i{
  font-size:18px;
  color:var(--primary);
  margin-bottom:10px;
  background:var(--primary-soft);
  padding:9px;
  border-radius:12px;
  width:38px;
  height:38px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
}
.chip-entry h4{
  font-size:15px;
  color:#191d25;
  margin-bottom:5px;
}
.chip-entry p{
  font-size:12px;
  color:var(--text-weak);
  line-height:1.6;
}
.plat-visual{
  position:relative;
  min-height:350px;
}
.plat-visual img{
  position:absolute;
  inset:0;
  width:100%;height:100%;
  object-fit:cover;
}
.plat-visual .vis-label{
  position:absolute;
  left:20px;
  bottom:20px;
  font-size:12px;
  background:rgba(10,14,19,.76);
  color:rgba(255,255,255,.75);
  border-radius:20px;
  padding:7px 15px;
  backdrop-filter:blur(6px);
}
/* FAQ */
.faq-zone{
  background:var(--bg);
  padding:80px 0 64px;
}
.faq-wrap{
  max-width:780px;
  margin:0 auto;
  border-top:1px solid #e2e4ec;
}
.faq-item{
  border-bottom:1px solid #e2e4ec;
}
.faq-q{
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding:22px 4px;
  cursor:pointer;
  transition:background .15s;
  background:transparent;
  border:none;
  width:100%;
  text-align:left;
  font-size:16px;
  font-weight:600;
  color:#22242a;
}
.faq-q .faq-ic-more{
  position:relative;
  width:23px;height:23px;
  flex-shrink:0;
  border-radius:50%;
  border:1px solid #d5d8e2;
  background:#fff;
  transition:all .3s;
}
.faq-q .faq-ic-more::before,
.faq-q .faq-ic-more::after{
  content:"";
  position:absolute;
  background:#7a7d8a;
  top:50%;left:50%;
  transform:translate(-50%,-50%);
  border-radius:2px;
  transition:all .25s;
}
.faq-q .faq-ic-more::before{
  width:11px;height:1.5px;
}
.faq-q .faq-ic-more::after{
  width:1.5px;height:11px;
}
.faq-item.active .faq-ic-more{
  border-color:var(--primary);
  background:var(--primary);
}
.faq-item.active .faq-ic-more::before,
.faq-item.active .faq-ic-more::after{
  background:#fff;
}
.faq-item.active .faq-ic-more::after{
  height:0px;
}
.faq-q:hover{
  color:var(--primary);
}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .3s ease;
  color:var(--text-weak);
}
.faq-a-inner{
  padding:2px 42px 24px 20px;
  line-height:1.9;
  font-size:14px;
}
/* CTA band */
.cta-band{
  margin-top:44px;
  padding:0 0 86px;
  background:var(--bg);
}
.cta-inner{
  background:linear-gradient(115deg,#141720,#252031 60%,#1e252f);
  border-radius:28px;
  padding:58px 56px;
  position:relative;
  overflow:hidden;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:30px;
  box-shadow:0 24px 70px rgba(0,0,0,.2);
}
.cta-inner::before{
  content:"";
  position:absolute;
  width:320px;height:320px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(108,93,211,.5),transparent 68%);
  top:-120px;right:-80px;
  pointer-events:none;
}
.cta-inner::after{
  content:"";
  position:absolute;
  width:180px;height:180px;
  border-radius:50%;
  border:1.5px solid rgba(255,255,255,.18);
  right:105px;
  bottom:-60px;
}
.cta-left{
  flex:1 1 320px;
  position:relative;z-index:1;
}
.cta-left h3{
  font-size:25px;
  font-weight:800;
  color:#fff;
  line-height:1.5;
  font-family:var(--font-display);
}
.cta-left p{
  color:rgba(255,255,255,.64);
  font-size:14px;
  margin-top:8px;
}
.cta-submit{
  display:flex;
  align-items:center;
  gap:12px;
  flex-wrap:wrap;
  position:relative;z-index:1;
}
.cta-email-input{
  background:rgba(255,255,255,.1);
  border:1px solid rgba(255,255,255,.2);
  border-radius:12px;
  padding:13px 18px;
  width:230px;
  color:#fff;
  font-size:14px;
}
.cta-email-input::placeholder{
  color:rgba(255,255,255,.4);
}
.cta-btn{
  background:#fff;
  color:#13161f !important;
  border:none;
  font-weight:700;
  border-radius:12px;
  padding:14px 24px;
  font-size:14px;
  cursor:pointer;
  transition:all .2s;
  display:inline-flex;
  align-items:center;
  gap:8px;
}
.cta-btn i{
  font-size:12px;
}
.cta-btn:hover{
  background:var(--primary-light);
  color:#fff !important;
  transform:translateY(-2px);
  box-shadow:0 10px 24px rgba(108,93,211,.4);
}
/* ===== FOOTER ===== */
.site-footer{
  background:var(--ink);
  color:rgba(255,255,255,.62);
  padding:0;
}
.footer-main{
  max-width:1240px;
  margin:0 auto;
  padding:62px 44px 40px;
  display:grid;
  grid-template-columns:1.8fr 1fr 1.2fr;
  gap:56px;
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:12px;
  margin-bottom:18px;
}
.footer-brand .brand-icon{
  width:38px;height:38px;
  font-size:14px;
}
.footer-brand .brand-name{
  color:#f5f6fa;
  font-size:16px;
}
.footer-desc{
  font-size:13px;
  line-height:1.9;
  color:rgba(255,255,255,.5);
  max-width:300px;
}
.footer-col-title{
  font-size:14px;
  font-weight:700;
  color:#f0f1f6;
  margin-bottom:20px;
  position:relative;
  padding-bottom:10px;
}
.footer-col-title::after{
  content:"";
  position:absolute;
  left:0;bottom:0;
  width:24px;height:2px;
  background:var(--primary);
  border-radius:2px;
}
.footer-col-links li{
  margin-bottom:10px;
}
.footer-col-links a{
  font-size:13px;
  color:rgba(255,255,255,.5);
  display:inline-flex;
  align-items:center;
  gap:7px;
  transition:all .2s;
}
.footer-col-links a i{
  font-size:9px;
  color:rgba(255,255,255,.3);
}
.footer-col-links a:hover{
  color:#fff;
  transform:translateX(3px);
}
.footer-col-links a:hover i{
  color:var(--primary-light);
}
.footer-note-text{
  font-size:12px;
  line-height:1.9;
  color:rgba(255,255,255,.36);
  border-left:2px solid rgba(255,255,255,.12);
  padding-left:16px;
}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.08);
  padding:24px 0 30px;
  text-align:center;
  font-size:12px;
  color:rgba(255,255,255,.34);
  letter-spacing:.4px;
}
.footer-bottom .domain-text{
  margin-top:4px;
}
/* mobile menu */
.mobile-backdrop{
  display:none;
}
/* ===== RESPONSIVE ===== */
@media (max-width:1180px){
  .container{padding:0 32px}
  .feat-grid{grid-template-columns:1fr;gap:24px}
  .feat-sm-grid{grid-template-columns:1fr 1fr}
  .feat-card-main{min-height:300px}
  .bsotry-grid{grid-template-columns:1fr;gap:36px}
  .plat-grid{grid-template-columns:1fr}
  .plat-visual{min-height:260px}
  .ribbon-inner{grid-template-columns:1fr 1fr;gap:32px 18px}
  .ribbon-cell:nth-child(2)::after{display:none}
}
@media (max-width:1024px){
  .sidebar{display:none}
  .mobile-top{
    position:fixed;
    top:0;left:0;right:0;
    height:62px;
    background:#0b0e14;
    backdrop-filter:blur(10px);
    z-index:1600;
    display:flex;
    align-items:center;
    justify-content:space-between;
    padding:0 18px;
    color:#fff;
  }
  .mobile-brand{
    display:flex;
    align-items:center;
    gap:10px;
  }
  .mobile-brand .mi{
    width:34px;height:34px;
    background:var(--primary);
    border-radius:9px;
    display:flex;align-items:center;justify-content:center;
    font-size:13px;
    color:#fff;
  }
  .mobile-brand span{
    font-weight:800;
    font-size:15px;
  }
  .burger-btn{
    display:flex;align-items:center;justify-content:center;
    width:40px;height:40px;
    background:rgba(255,255,255,.07);
    border:none;
    border-radius:10px;
    color:#fff;
    font-size:17px;
    cursor:pointer;
  }
  .main-wrapper{
    margin-left:0;
    width:100%;   
  }
}
@media (max-width:767px){
  .hero-inner{
    grid-template-columns:1fr;
    gap:42px;
  }
  .hero{
    padding:62px 0 48px;
  }
  .hero h1{
    font-size:30px;
  }
  .hero-visual-inner img{
    height:240px;
  }
  .section{
    padding:58px 0;
  }
  .feat-section{
    padding:56px 0;
  }
  .container{
    padding:0 16px;
  }
  .section-head{
    flex-direction:column;
    gap:12px;
  }
  .feat-card-main{
    min-height:250px;
  }
  .feat-card-main .feat-overlay h3{
    font-size:19px;
  }
  .feat-overlay p{
    max-width:100%;
  }
  .feat-sm-grid{
    grid-template-columns:1fr;
    gap:16px;
  }
  .cta-band{
    margin-top:10px;
  }
  .cta-inner{
    padding:40px 25px;
    flex-direction:column;
  }
  .cta-email-input{
    width:100%;
  }
  .cta-submit{
    width:100%;
  }
  .cta-btn{
    width:100%;
    justify-content:center;
  }
  .ribbon-inner{
    grid-template-columns:1fr;
    gap:25px;
  }
  .ribbon-cell::after{display:none}
  .ribbon-cell{padding-right:0}
  .cms-row .cms-link{
    flex-direction:row;
    gap:12px;
    align-items:flex-start;
  }
  .cms-date{
    min-width:0;
  }
  .cms-body h3{
    font-size:15px;
    line-height:1.5;
  }
  .cms-arrow-link{
    display:none;
  }
  .cms-panel{
    border-radius:16px;
  }
  .plat-details{padding:12px}
  .plat-grid{
    border-radius:20px;
  }
  .chip-entry{
    flex:1 1 100%;
  }
  .footer-main{
    grid-template-columns:1fr;
    padding:46px 20px 30px;
    gap:36px;
  }
  .hero-badge{
    font-size:11px;
  }
  .faq-a-inner{
    padding-right:12px;
  }
  .vis-card-float{
    left:8px;
    bottom:-10px;
    padding:10px 13px;
  }
  .fc-text .fc-value{
    font-size:11px;
  }
  .fc-icon{
    width:29px;height:29px;font-size:12px;
  }
  .hero-meta-note{
    flex-wrap:wrap;
  }
  .btn{
    width:calc(50% - 8px);
  }
  .btn-secondary{
    max-width:calc(50% - 8px);
    padding:12px 16px;
    font-size:13px;
  }
  .btn-primary{
    padding:12px 20px;
    font-size:13px;
  }
}
@media (max-width:520px){
  .btn{
    width:100%;
    max-width:100%;
  }
  .btn-secondary{
    max-width:none;
  }
  .hero-cta-row{
    flex-direction:column
  }
  .ribbon-inner{
    grid-template-columns:1fr 1fr;
    gap:22px 14px;
  }
  .ribbon-cell::after{
    display:none;
  }
  .ribbon-cell .ribbon-icon{
    margin-bottom:8px;
  }
}
@media (min-width:1025px){
  .mobile-top{display:none!important}
}

/* roulang page: category1 */
:root {
        --bg-main: #F6F7FB;
        --bg-dark: #0E1116;
        --primary: #6C5DD3;
        --primary-light: #8B7FE8;
        --primary-dark: #4E3DB8;
        --accent: #2EC5CE;
        --text-main: #1E222A;
        --text-body: #4A5261;
        --text-weak: #8A91A3;
        --text-white: #F2F3F8;
        --border: #E6E8F0;
        --border-light: #ECEDF5;
        --success: #2CB878;
        --warning: #E8A23D;
        --card-radius-lg: 22px;
        --card-radius: 16px;
        --shadow-sm: 0 2px 10px rgba(14, 17, 22, 0.04);
        --shadow-md: 0 6px 24px rgba(14, 17, 22, 0.08);
        --sidebar-w: 248px;
        --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    }

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

    html,
    body {
        margin: 0;
        padding: 0;
    }

    body {
        font-family: var(--font-stack);
        background: var(--bg-dark);
        color: var(--text-main);
        line-height: 1.7;
        font-size: 16px;
        -webkit-font-smoothing: antialiased;
    }

    a {
        color: var(--primary);
        text-decoration: none;
        transition: color .2s ease, border-color .2s ease, background .2s ease;
    }

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

    button,
    input,
    textarea {
        font-family: var(--font-stack);
    }

    .layout {
        display: flex;
        min-height: 100vh;
    }

    .sidebar {
        width: var(--sidebar-w);
        min-width: var(--sidebar-w);
        height: 100vh;
        position: sticky;
        top: 0;
        background: var(--bg-dark);
        display: flex;
        flex-direction: column;
        justify-content: space-between;
        padding: 28px 18px 22px;
        overflow-y: auto;
        z-index: 100;
        border-right: 1px solid rgba(255, 255, 255, 0.04);
    }

    .sidebar::-webkit-scrollbar {
        width: 4px;
    }

    .sidebar::-webkit-scrollbar-thumb {
        background: rgba(255, 255, 255, 0.14);
        border-radius: 4px;
    }

    .brand-block {
        display: flex;
        align-items: center;
        gap: 12px;
        padding: 6px 8px 22px;
        margin-bottom: 14px;
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }

    .brand-icon {
        width: 42px;
        height: 42px;
        background: linear-gradient(135deg, var(--primary), var(--accent));
        border-radius: 12px;
        display: flex;
        align-items: center;
        justify-content: center;
        color: #fff;
        font-size: 18px;
        box-shadow: 0 4px 18px rgba(108, 93, 211, 0.35);
    }

    .brand-text {
        display: flex;
        flex-direction: column;
        line-height: 1.2;
    }

    .brand-name {
        font-weight: 800;
        font-size: 16px;
        color: var(--text-white);
        letter-spacing: 0.3px;
    }

    .brand-sub {
        font-size: 11px;
        color: rgba(255, 255, 255, 0.36);
        letter-spacing: 0.6px;
        font-weight: 400;
        margin-top: 3px;
    }

    .sidebar-nav {
        list-style: none;
        margin: 0;
        padding: 0;
        display: flex;
        flex-direction: column;
        gap: 2px;
        flex: 1;
    }

    .sidebar-nav li a {
        display: flex;
        align-items: center;
        gap: 12px;
        color: rgba(255, 255, 255, 0.6);
        font-size: 14.5px;
        font-weight: 500;
        padding: 12px 14px;
        border-radius: 12px;
        border-left: 3px solid transparent;
        transition: all .22s ease;
        line-height: 1.4;
    }

    .sidebar-nav li a i {
        width: 18px;
        text-align: center;
        font-size: 15px;
        opacity: .85;
    }

    .sidebar-nav li a:hover {
        color: rgba(255, 255, 255, 0.9);
        background: rgba(255, 255, 255, 0.05);
    }

    .sidebar-nav li a.active-fix {
        color: var(--text-white);
        background: rgba(108, 93, 211, 0.22);
        border-left-color: var(--accent);
        font-weight: 600;
    }

    .sidebar-side-note {
        margin-top: 26px;
        padding: 16px 8px 4px;
        border-top: 1px solid rgba(255, 255, 255, 0.08);
    }

    .sidebar-side-note .note-label {
        font-size: 11px;
        color: rgba(255, 255, 255, 0.35);
        letter-spacing: .4px;
        display: flex;
        align-items: center;
        gap: 6px;
    }

    .sidebar-side-note .note-dot {
        width: 6px;
        height: 6px;
        background: var(--success);
        border-radius: 50%;
    }

    .main-content {
        flex: 1;
        background: var(--bg-main);
        min-height: 100vh;
        display: flex;
        flex-direction: column;
    }

    .content-wrap {
        flex: 1;
        width: 100%;
        max-width: 1240px;
        margin: 0 auto;
        padding: 48px 48px 30px;
    }

    .page-hero {
        position: relative;
        background: linear-gradient(112deg, rgba(20, 24, 35, 0.94) 25%, rgba(14, 17, 22, 0.72) 100%), url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
        border-radius: var(--card-radius-lg);
        padding: 58px 52px;
        color: var(--text-white);
        margin-bottom: 40px;
        overflow: hidden;
        box-shadow: var(--shadow-md);
    }

    .page-hero::after {
        content: '';
        position: absolute;
        width: 280px;
        height: 280px;
        background: radial-gradient(circle, rgba(108, 93, 211, 0.35) 0%, transparent 72%);
        right: -30px;
        top: -60px;
        pointer-events: none;
        border-radius: 50%;
    }

    .page-hero .crumb {
        font-size: 13px;
        color: rgba(255, 255, 255, 0.62);
        margin-bottom: 18px;
        display: flex;
        align-items: center;
        gap: 6px;
        flex-wrap: wrap;
    }

    .page-hero .crumb a {
        color: rgba(255, 255, 255, 0.62);
        transition: color .2s;
    }

    .page-hero .crumb a:hover {
        color: #fff;
    }

    .page-hero .crumb .sep {
        opacity: .4;
        margin: 0 2px;
    }

    .page-hero h1 {
        font-size: clamp(30px, 4vw, 46px);
        line-height: 1.18;
        margin: 0 0 16px;
        font-weight: 800;
        letter-spacing: .3px;
        color: #fff;
    }

    .page-hero h1 .highlight {
        background: linear-gradient(92deg, var(--primary-light), var(--accent));
        -webkit-background-clip: text;
        background-clip: text;
        -webkit-text-fill-color: transparent;
        display: inline-block;
    }

    .page-hero p.lead {
        font-size: 16.5px;
        color: rgba(255, 255, 255, 0.74);
        margin: 0;
        max-width: 680px;
        font-weight: 400;
    }

    .hero-tags {
        display: flex;
        flex-wrap: wrap;
        gap: 10px;
        margin-top: 26px;
    }

    .hero-tags .badge {
        background: rgba(255, 255, 255, 0.09);
        border: 1px solid rgba(255, 255, 255, 0.13);
        color: rgba(255, 255, 255, 0.82);
        padding: 4px 14px;
        border-radius: 30px;
        font-size: 13px;
        letter-spacing: .3px;
    }

    .icon-label {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        background: rgba(108, 93, 211, 0.1);
        color: var(--primary);
        font-weight: 600;
        font-size: 13px;
        padding: 5px 13px;
        border-radius: 8px;
        letter-spacing: .2px;
    }

    .section-detail {
        margin-bottom: 44px;
    }

    .section-header {
        display: flex;
        align-items: flex-start;
        justify-content: space-between;
        gap: 20px;
        margin-bottom: 24px;
    }

    .section-header h2 {
        font-size: 26px;
        font-weight: 750;
        margin: 0;
        color: var(--text-main);
        letter-spacing: -0.2px;
    }

    .section-header p {
        font-size: 14px;
        color: var(--text-weak);
        margin: 6px 0 0;
    }

    .num-title {
        display: flex;
        align-items: center;
        gap: 10px;
        font-size: 14px;
        font-weight: 700;
        color: var(--primary);
        letter-spacing: 1px;
    }

    .entry-point-grid {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 22px;
    }

    .entry-point-card {
        background: #fff;
        border-radius: var(--card-radius);
        padding: 28px 26px 24px;
        border: 1px solid var(--border-light);
        box-shadow: var(--shadow-sm);
        transition: all .3s ease;
        position: relative;
        overflow: hidden;
    }

    .entry-point-card:hover {
        transform: translateY(-4px);
        box-shadow: var(--shadow-md);
        border-color: transparent;
    }

    .entry-point-tag {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        font-size: 12px;
        font-weight: 600;
        padding: 3px 10px;
        background: rgba(44, 184, 120, 0.1);
        color: #1D9C6C;
        border-radius: 6px;
        margin-bottom: 14px;
        letter-spacing: .3px;
    }

    .entry-point-tag.black {
        background: rgba(30, 34, 42, 0.08);
        color: var(--text-body);
    }

    .entry-point-tag.violet {
        background: rgba(108, 93, 211, 0.1);
        color: var(--primary);
    }

    .entry-point-card h3 {
        font-size: 19px;
        font-weight: 750;
        margin: 0 0 10px;
        color: var(--text-main);
    }

    .entry-point-card p {
        font-size: 14.5px;
        color: var(--text-body);
        line-height: 1.65;
        margin: 0 0 12px;
    }

    .entry-point-card .date-line {
        font-size: 12px;
        color: var(--text-weak);
        display: flex;
        align-items: center;
        gap: 6px;
        border-top: 1px solid var(--border-light);
        padding-top: 12px;
        margin-top: 10px;
    }

    .scenario-list {
        background: #fff;
        border-radius: var(--card-radius-lg);
        padding: 28px 30px 14px;
        border: 1px solid var(--border-light);
        box-shadow: var(--shadow-sm);
    }

    .scenario-item {
        display: flex;
        gap: 24px;
        padding: 16px 0 20px;
        border-bottom: 1px solid var(--border-light);
    }

    .scenario-item:last-child {
        border-bottom: none;
    }

    .scenario-index {
        width: 48px;
        height: 48px;
        border-radius: 14px;
        background: rgba(108, 93, 211, 0.08);
        color: var(--primary);
        display: flex;
        align-items: center;
        justify-content: center;
        font-weight: 750;
        font-size: 20px;
        flex-shrink: 0;
        border: 1px solid rgba(108, 93, 211, 0.14);
    }

    .scenario-body {
        flex: 1;
    }

    .scenario-body h4 {
        margin: 2px 0 8px;
        font-size: 18px;
        font-weight: 700;
        color: var(--text-main);
    }

    .scenario-body p {
        margin: 0 0 12px;
        font-size: 14.5px;
        color: var(--text-body);
        line-height: 1.7;
    }

    .scenario-body ul {
        margin: 8px 0 0;
        padding: 0;
        list-style: none;
        display: flex;
        flex-wrap: wrap;
        gap: 8px;
    }

    .scenario-body ul li {
        font-size: 13px;
        color: var(--text-weak);
        background: #F5F5FA;
        border: 1px solid transparent;
        padding: 3px 12px;
        border-radius: 6px;
    }

    .tip-board {
        background: var(--bg-dark);
        border-radius: var(--card-radius-lg);
        padding: 30px 34px;
        display: flex;
        flex-wrap: wrap;
        gap: 24px;
        align-items: center;
        justify-content: space-between;
        color: rgba(255, 255, 255, 0.9);
        margin: 30px 0;
    }

    .tip-board .icon {
        width: 50px;
        height: 50px;
        background: rgba(108, 93, 211, .35);
        display: flex;
        align-items: center;
        justify-content: center;
        border-radius: 16px;
        color: #fff;
        font-size: 21px;
        flex-shrink: 0;
    }

    .tip-text {
        font-size: 15px;
        line-height: 1.8;
        flex: 1;
        min-width: 200px;
        max-width: 660px;
        color: rgba(255, 255, 255, 0.8);
    }

    .tip-text strong {
        color: #fff;
        font-weight: 600;
    }

    .steps-wrap {
        max-width: 100%;
    }

    .steps-flow {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 22px;
        margin: 24px 0 16px;
        counter-reset: step-count;
    }

    .step-unit {
        counter-increment: step-count;
        background: #fff;
        border-radius: var(--card-radius);
        padding: 26px 22px;
        border: 1px solid var(--border-light);
        position: relative;
        transition: all .3s ease;
        box-shadow: var(--shadow-sm);
    }

    .step-unit:hover {
        box-shadow: var(--shadow-md);
        transform: translateY(-3px);
    }

    .step-unit::before {
        content: '0' counter(step-count);
        font-size: 14px;
        font-weight: 800;
        color: var(--primary);
        letter-spacing: 1px;
        display: block;
        margin-bottom: 20px;
        opacity: .8;
    }

    .step-icon {
        width: 38px;
        height: 38px;
        border-radius: 12px;
        display: flex;
        align-items: center;
        justify-content: center;
        background: linear-gradient(135deg, rgba(108, 93, 211, .14), rgba(46, 197, 206, .14));
        color: var(--primary);
        font-size: 16px;
        margin-bottom: 18px;
    }

    .step-unit h4 {
        font-size: 16px;
        margin: 0 0 10px;
        font-weight: 700;
        color: var(--text-main);
    }

    .step-unit p {
        font-size: 13.5px;
        line-height: 1.7;
        color: var(--text-body);
        margin: 0;
    }

    .faq-list {
        display: flex;
        flex-direction: column;
        gap: 14px;
    }

    .faq-item {
        background: #fff;
        border-radius: var(--card-radius);
        box-shadow: var(--shadow-sm);
        border: 1px solid var(--border-light);
        transition: box-shadow .25s ease, border-color .25s ease;
        overflow: hidden;
    }

    .faq-item.open {
        box-shadow: var(--shadow-md);
        border-color: rgba(108, 93, 211, .25);
    }

    .faq-question {
        padding: 20px 24px;
        font-size: 16px;
        font-weight: 600;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 20px;
        color: var(--text-main);
        cursor: pointer;
        user-select: none;
    }

    .faq-icon {
        color: var(--primary);
        font-weight: 500;
        font-size: 22px;
        transition: transform .25s ease;
        line-height: 1;
    }

    .faq-item.open .faq-icon {
        transform: rotate(45deg);
    }

    .faq-answer {
        display: none;
        padding: 0 24px 22px;
        font-size: 14.5px;
        line-height: 1.75;
        color: var(--text-body);
    }

    .faq-answer a {
        color: var(--primary);
        font-weight: 500;
        border-bottom: 1px dashed var(--primary);
    }

    .act-panel {
        background: linear-gradient(125deg, #151821, #1D1A30);
        border-radius: var(--card-radius-lg);
        padding: 44px 44px 36px;
        margin: 30px 0 20px;
        color: #fff;
        position: relative;
        overflow: hidden;
    }

    .act-panel::before {
        content: '';
        position: absolute;
        width: 300px;
        height: 300px;
        background: radial-gradient(circle, rgba(108, 93, 211, .42), transparent 70%);
        right: -50px;
        top: -100px;
        border-radius: 50%;
    }

    .act-title {
        font-size: 28px;
        font-weight: 800;
        margin: 0 0 14px;
        letter-spacing: .5px;
    }

    .act-desc {
        color: rgba(255, 255, 255, .72);
        max-width: 650px;
        font-size: 15px;
        line-height: 1.75;
        margin-bottom: 28px;
        position: relative;
        z-index: 1;
    }

    .cta-btns {
        display: flex;
        flex-wrap: wrap;
        gap: 14px;
        position: relative;
        z-index: 1;
    }

    .btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
        width: auto;
        border: 1px solid transparent;
        cursor: pointer;
        font-size: 15px;
        font-weight: 600;
        padding: 12px 24px;
        border-radius: 12px;
        text-align: center;
        transition: all .2s ease;
        background: transparent;
        line-height: 1.4;
    }

    .btn-primary {
        background: var(--primary);
        color: #fff;
        box-shadow: 0 6px 20px rgba(108, 93, 211, .32);
    }

    .btn-primary:hover {
        background: var(--primary-light);
        color: #fff;
        transform: translateY(-2px);
        box-shadow: 0 10px 28px rgba(108, 93, 211, .38);
    }

    .btn-primary:active {
        transform: translateY(0);
    }

    .btn-outline-light {
        background: transparent;
        border-color: rgba(255, 255, 255, .24);
        color: rgba(255, 255, 255, .8);
    }

    .btn-outline-light:hover {
        border-color: var(--accent);
        color: #fff;
    }

    .site-footer {
        background: var(--bg-dark);
        padding: 32px 48px 22px;
        margin-top: 10px;
    }

    .footer-main {
        display: grid;
        grid-template-columns: 2fr 1fr 1.4fr;
        gap: 48px;
        max-width: 1240px;
        margin: 0 auto;
    }

    .footer-brand {
        display: flex;
        align-items: center;
        gap: 10px;
        margin-bottom: 16px;
    }

    .footer-brand .brand-icon {
        width: 38px;
        height: 38px;
        font-size: 16px;
    }

    .footer-brand .brand-name {
        font-size: 20px;
        font-weight: 800;
    }

    .footer-desc,
    .footer-note-text {
        font-size: 13px;
        color: rgba(255, 255, 255, .46);
        line-height: 1.8;
        margin: 0;
        max-width: 380px;
    }

    .footer-col-title {
        font-size: 15px;
        font-weight: 750;
        color: #FFFFFF;
        margin-bottom: 16px;
        letter-spacing: .4px;
    }

    .footer-col-links {
        list-style: none;
        margin: 0;
        padding: 0;
        display: flex;
        flex-direction: column;
        gap: 10px;
        align-items: flex-start;
    }

    .footer-col-links li {
        display: flex;
        align-items: center;
        gap: 6px;
        font-size: 13.5px;
    }

    .footer-col-links li a {
        color: rgba(255, 255, 255, .58);
        transition: all .2s;
        display: inline-flex;
        align-items: center;
        gap: 4px;
    }

    .footer-col-links li a:hover {
        color: #FFFFFF;
    }

    .footer-col-links li i {
        font-size: 10px;
        color: rgba(255, 255, 255, .25);
    }

    .footer-bottom {
        border-top: 1px solid rgba(255, 255, 255, .07);
        padding-top: 22px;
        display: flex;
        justify-content: space-between;
        gap: 20px;
        max-width: 1240px;
        margin: 34px auto 0;
        font-size: 12px;
        color: rgba(255, 255, 255, .28);
        flex-wrap: wrap;
    }

    .domain-text {
        color: rgba(255, 255, 255, .24);
    }

    .mobile-topbar {
        display: none;
    }

    /* Responsive */
    @media (max-width: 1024px) {
        .sidebar {
            width: 70px;
            min-width: 70px;
            padding: 20px 12px 14px;
        }

        .brand-block {
            justify-content: center;
            padding: 6px 0 16px;
        }

        .brand-text,
        .brand-sub,
        .sidebar-nav li a span,
        .sidebar-side-note .note-label {
            display: none;
        }

        .sidebar-nav li a {
            justify-content: center;
            padding: 14px 10px;
        }

        .sidebar-nav li a i {
            margin-right: 0;
            font-size: 16px;
        }

        .sidebar-side-note {
            display: none;
        }

        .content-wrap {
            padding: 36px 28px 24px;
        }

        .step-flow {
            grid-template-columns: repeat(2, 1fr);
        }

        .site-footer {
            padding: 32px 30px 22px;
        }
    }

    @media (max-width: 767px) {
        .layout {
            flex-direction: column;
        }

        .sidebar {
            display: none;
        }

        .mobile-topbar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 60px;
            padding: 0 20px;
            background: var(--bg-dark);
            color: #fff;
            position: sticky;
            top: 0;
            z-index: 200;
            box-shadow: 0 4px 16px rgba(14, 17, 22, .5);
        }

        .mobile-topbar .brand-icon {
            width: 32px;
            height: 32px;
            font-size: 14px;
        }

        .mobile-brand-inline {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 17px;
            color: #fff;
        }

        .mobile-nav-btn {
            background: rgba(255, 255, 255, .08);
            border: none;
            color: #fff;
            width: 38px;
            height: 38px;
            border-radius: 10px;
            font-size: 16px;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .mobile-menu {
            display: none;
            position: absolute;
            top: 60px;
            left: 0;
            right: 0;
            background: var(--bg-dark);
            padding: 10px 18px 20px;
            z-index: 210;
            box-shadow: 0 8px 30px rgba(0, 0, 0, .2);
        }

        .mobile-menu.open {
            display: block;
        }

        .mobile-menu ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .mobile-menu li a {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 13px 8px;
            color: rgba(255, 255, 255, .78);
            font-size: 15px;
            font-weight: 500;
            border-bottom: 1px solid rgba(255, 255, 255, .05);
            border-radius: 6px;
        }

        .mobile-menu li a:last-child {
            border-bottom: none;
        }

        .mobile-menu li a i {
            width: 20px;
            color: rgba(255, 255, 255, .4);
        }

        .mobile-menu li a.active {
            color: #fff;
            background: rgba(108, 93, 211, .2);
            border-left: 3px solid var(--accent);
        }

        .content-wrap {
            padding: 22px 16px 0;
        }

        .page-hero {
            padding: 36px 26px;
            border-radius: 18px;
        }

        .page-hero h1 {
            font-size: 28px;
        }

        .hero-tags .badge {
            font-size: 12px;
            padding: 3px 10px;
        }

        .entry-point-grid {
            grid-template-columns: 1fr;
            gap: 16px;
        }

        .scenario-item {
            flex-direction: column;
            gap: 10px;
        }

        .steps-flow {
            grid-template-columns: 1fr;
            gap: 14px;
        }

        .tip-board {
            flex-direction: column;
            padding: 22px 20px;
            align-items: flex-start;
        }

        .act-panel {
            padding: 32px 24px;
        }

        .act-title {
            font-size: 22px;
        }

        .site-footer {
            padding: 28px 20px 18px;
        }

        .footer-main {
            grid-template-columns: 1fr;
            gap: 30px;
        }

        .footer-bottom {
            flex-direction: column;
        }
    }

    @media (min-width: 768px) and (max-width: 1024px) {
        .entry-point-grid {
            grid-template-columns: 1fr;
        }

        .footer-main {
            gap: 28px;
        }
    }

/* roulang page: article */
:root {
            --bg-page: #f2f3fa;
            --surface: #ffffff;
            --sidebar-bg: #0e111c;
            --sidebar-soft: #171a29;
            --sidebar-line: rgba(255, 255, 255, 0.06);
            --sidebar-text: #b7bac9;
            --primary: #6c5dd3;
            --primary-dark: #5849c5;
            --primary-light: #8877e8;
            --accent: #19aa91;
            --amber: #e4a036;
            --head: #101019;
            --body: #32333d;
            --soft: #7b7e8d;
            --line: #e4e6f0;
            --radius-xl: 24px;
            --radius-lg: 16px;
            --radius-md: 12px;
            --shadow-card: 0 8px 28px rgba(28, 29, 47, 0.07);
            --shadow-lift: 0 16px 42px rgba(28, 29, 47, 0.14);
            --sidebar-w: 254px;
            --ease: cubic-bezier(.4, 0, .2, 1);
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            background: var(--bg-page);
            color: var(--body);
            line-height: 1.72;
            -webkit-font-smoothing: antialiased;
            text-rendering: optimizeLegibility;
        }

        a {
            color: inherit;
            text-decoration: none;
        }

        ul,
        ol {
            list-style: none;
        }

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

        button,
        input {
            font-family: inherit;
            border: none;
            outline: none;
            background: none;
        }

        .site-shell {
            min-height: 100vh;
            display: flex;
        }

        /* ========== 桌面左侧栏 ========== */
        .site-sidebar {
            position: fixed;
            inset: 0 auto 0 0;
            width: var(--sidebar-w);
            background: var(--sidebar-bg);
            display: flex;
            flex-direction: column;
            z-index: 1020;
            overflow: hidden;
        }

        .site-sidebar::after {
            content: "";
            position: absolute;
            right: 0;
            bottom: 0;
            width: 170px;
            height: 170px;
            background: radial-gradient(circle at bottom right, rgba(108, 93, 211, .2), transparent 70%);
            pointer-events: none;
        }

        .sidebar-brand {
            display: flex;
            align-items: center;
            gap: 13px;
            padding: 28px 24px 22px;
            border-bottom: 1px solid var(--sidebar-line);
        }

        .brand-icon {
            width: 42px;
            height: 42px;
            flex: 0 0 42px;
            border-radius: 14px;
            background: linear-gradient(138deg, #7363de, #4d43b3);
            box-shadow: 0 8px 18px rgba(83, 68, 198, .3);
            color: #fff;
            display: grid;
            place-items: center;
            font-size: 17px;
        }

        .brand-copy {
            display: flex;
            flex-direction: column;
            min-width: 0;
        }

        .brand-name {
            font-size: 20px;
            font-weight: 800;
            letter-spacing: .03em;
            color: #ffffff;
            white-space: nowrap;
        }

        .brand-side {
            font-size: 11px;
            color: #8b8fa7;
            letter-spacing: .08em;
            margin-top: 3px;
        }

        .sidebar-nav {
            flex: 1;
            padding: 18px 14px;
            overflow-y: auto;
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .sidebar-nav li a {
            display: flex;
            align-items: center;
            gap: 12px;
            height: 48px;
            padding: 0 17px;
            border-radius: 13px;
            color: var(--sidebar-text);
            font-size: 15px;
            font-weight: 500;
            transition: all .25s var(--ease);
            position: relative;
        }

        .sidebar-nav li a i {
            width: 20px;
            text-align: center;
            color: #777b9b;
            font-size: 14px;
            transition: all .25s var(--ease);
        }

        .sidebar-nav li a:hover {
            color: #ffffff;
            background: rgba(255, 255, 255, .05);
        }

        .sidebar-nav li a:hover i {
            color: var(--primary-light);
        }

        .sidebar-nav .active-fix a {
            color: #fff;
            background: linear-gradient(96deg, rgba(108, 93, 211, .32), rgba(108, 93, 211, .08));
            border-left: 3px solid var(--primary-light);
            border-radius: 13px;
        }

        .sidebar-nav .active-fix a i {
            color: #b6aaff;
        }

        .sidebar-note {
            margin: 14px 18px 18px;
            padding: 13px 15px;
            border-radius: 14px;
            background: rgba(255, 255, 255, .04);
            border: 1px solid rgba(255, 255, 255, .07);
            font-size: 12px;
            color: #9296ac;
            display: flex;
            align-items: flex-start;
            gap: 8px;
            line-height: 1.55;
        }

        .sidebar-note i {
            color: #a69cf6;
            margin-top: 1px;
        }

        .sidebar-copy {
            padding: 0 24px 26px;
            color: #5d6175;
            font-size: 11px;
            letter-spacing: .1em;
        }

        /* ========== 主内容区 ========== */
        .main-wrap {
            flex: 1;
            min-width: 0;
            margin-left: var(--sidebar-w);
            display: flex;
            flex-direction: column;
            background: var(--bg-page);
        }

        .mobile-nav {
            display: none;
        }

        .page-body {
            width: 100%;
            max-width: 1080px;
            margin: 0 auto;
            padding: 30px 40px 20px;
            flex: 1;
        }

        /* ========== 面包屑 ========== */
        .crumb-wrap {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--soft);
            margin-bottom: 18px;
            flex-wrap: wrap;
        }

        .crumb-wrap a {
            color: var(--soft);
            transition: color .2s;
        }

        .crumb-wrap a:hover {
            color: var(--primary);
        }

        .crumb-wrap .sep {
            color: #c5c7d6;
            font-size: 12px;
        }

        .crumb-wrap .current {
            color: #575a68;
            max-width: 320px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        /* ========== 文章主体卡片 ========== */
        .article-sheet {
            background: var(--surface);
            border: 1px solid rgba(230, 231, 240, .8);
            box-shadow: var(--shadow-card);
            border-radius: var(--radius-xl);
            overflow: hidden;
            transition: box-shadow .3s var(--ease);
        }

        .article-head {
            padding: 44px 52px 0;
            text-align: left;
            max-width: 910px;
            margin: 0 auto;
        }

        .article-flag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(108, 93, 211, .1);
            color: var(--primary-dark);
            border-radius: 999px;
            padding: 5px 14px 5px 12px;
            font-size: 13px;
            font-weight: 600;
            margin-bottom: 24px;
        }

        .article-flag i {
            font-size: 12px;
        }

        .article-title {
            font-size: 36px;
            line-height: 1.32;
            font-weight: 800;
            color: var(--head);
            letter-spacing: -0.015em;
            margin-bottom: 18px;
            word-break: break-word;
        }

        .article-meta-list {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px 20px;
            color: var(--soft);
            font-size: 13px;
            padding: 16px 0 24px;
            border-top: 1px dashed #edeef4;
            border-bottom: 1px dashed #edeef4;
        }

        .article-meta-list span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .article-meta-list i {
            color: #a7aabb;
        }

        .article-meta-list .meta-category {
            color: var(--primary-dark);
            background: rgba(108, 93, 211, .08);
            padding: 2px 10px;
            border-radius: 999px;
            font-weight: 600;
        }

        /* ========== 正文 ========== */
        .article-content {
            max-width: 760px;
            margin: 0 auto;
            padding: 40px 52px 16px;
            font-size: 16px;
            line-height: 1.92;
            color: #363844;
            letter-spacing: .008em;
        }

        .article-content p {
            margin-bottom: 1.5em;
        }

        .article-content h2,
        .article-content h3,
        .article-content h4 {
            font-weight: 700;
            color: var(--head);
            margin-top: 1.7em;
            margin-bottom: .7em;
            line-height: 1.4;
        }

        .article-content h2 {
            font-size: 24px;
            border-left: 4px solid var(--primary);
            padding-left: 14px;
        }

        .article-content h3 {
            font-size: 20px;
        }

        .article-content img {
            border-radius: 16px;
            margin: 1.6em 0;
        }

        .article-content ul,
        .article-content ol {
            margin: 0 0 1.5em 1.3em;
        }

        .article-content ul li,
        .article-content ol li {
            margin-bottom: .55em;
            padding-left: .2em;
        }

        .article-content ul {
            list-style: disc;
        }

        .article-content ol {
            list-style: decimal;
        }

        .article-content blockquote {
            margin: 1.8em 0;
            background: #f7f7fd;
            border-radius: 0 16px 16px 0;
            border-left: 3px solid var(--primary);
            padding: 16px 22px;
            color: #555667;
        }

        .article-content blockquote p:last-child {
            margin-bottom: 0;
        }

        .article-content a {
            color: var(--primary-dark);
            border-bottom: 1px solid rgba(108, 93, 211, .35);
            transition: all .2s;
        }

        .article-content a:hover {
            border-color: var(--primary);
            background: rgba(108, 93, 211, .05);
        }

        .article-content .aligncenter {
            display: block;
            margin-left: auto;
            margin-right: auto;
        }

        /* ========== 文末信息区域 ========== */
        .article-foot-bar {
            max-width: 760px;
            margin: 30px auto 0;
            padding: 22px 52px 40px;
        }

        .topic-tags {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 10px;
            border-top: 1px solid #eaecf3;
            padding-top: 24px;
        }

        .topic-tags .tags-title {
            font-size: 13px;
            color: var(--soft);
            margin-right: 2px;
        }

        .topic-tags .tags-title i {
            margin-right: 3px;
        }

        .topic-tags a {
            font-size: 13px;
            color: #55566a;
            background: #f3f3f9;
            border: 1px solid #e8e8f1;
            border-radius: 999px;
            padding: 5px 13px;
            transition: all .2s var(--ease);
        }

        .topic-tags a:hover {
            border-color: var(--primary);
            color: var(--primary-dark);
            background: rgba(108, 93, 211, .07);
        }

        .back-list-wrap {
            margin-top: 24px;
            display: flex;
            justify-content: center;
        }

        /* ========== 相关推荐 ========== */
        .related-section {
            max-width: 910px;
            margin: 38px auto 0;
            padding: 0 52px 40px;
        }

        .related-section .related-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--head);
            margin-bottom: 18px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .related-section .related-title::before {
            content: "";
            width: 4px;
            height: 18px;
            background: var(--primary);
            border-radius: 99px;
        }

        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, minmax(0, 1fr));
            gap: 16px;
        }

        .related-card {
            border: 1px solid #ececf4;
            border-radius: 18px;
            background: #fff;
            overflow: hidden;
            transition: all .3s var(--ease);
        }

        .related-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lift);
            border-color: transparent;
        }

        .related-card .rc-img {
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: #e8e9f3;
        }

        .related-card .rc-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .55s var(--ease);
        }

        .related-card:hover .rc-img img {
            transform: scale(1.06);
        }

        .related-card .rc-body {
            padding: 14px 16px 17px;
        }

        .related-card .rc-cat {
            display: inline-flex;
            font-size: 11px;
            color: var(--primary-dark);
            background: rgba(108, 93, 211, .08);
            border-radius: 6px;
            padding: 3px 8px;
            font-weight: 600;
            margin-bottom: 9px;
        }

        .related-card h3 {
            font-size: 15px;
            line-height: 1.5;
            color: var(--head);
            font-weight: 700;
            margin-bottom: 6px;
            letter-spacing: .01em;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .related-card p {
            font-size: 13px;
            color: var(--soft);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 8px;
            line-height: 1.6;
        }

        .related-card .rc-link {
            font-size: 13px;
            font-weight: 600;
            color: var(--primary-dark);
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }

        .related-card .rc-link i {
            font-size: 11px;
            transition: transform .2s;
        }

        .related-card:hover .rc-link i {
            transform: translateX(3px);
        }

        /* ========== 按钮 ========== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border-radius: 12px;
            font-size: 14px;
            font-weight: 600;
            line-height: 1.2;
            padding: 0 18px;
            height: 44px;
            cursor: pointer;
            transition: all .25s var(--ease);
            border: 1px solid transparent;
        }

        .btn-primary {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 6px 18px rgba(108, 93, 211, .28);
        }

        .btn-primary:hover {
            background: var(--primary-light);
            transform: translateY(-1px);
            box-shadow: 0 10px 26px rgba(108, 93, 211, .36);
        }

        .btn-secondary {
            background: #fff;
            border-color: #dadce8;
            color: #484a58;
        }

        .btn-secondary:hover {
            border-color: var(--primary);
            color: var(--primary-dark);
            background: #faf9fe;
        }

        .btn-sm {
            height: 36px;
            padding: 0 15px;
            font-size: 13px;
            border-radius: 10px;
        }

        .btn i {
            font-size: 12px;
        }

        /* ========== 内容未找到 ========== */
        .notfound-panel {
            padding: 80px 24px;
            text-align: center;
            display: flex;
            flex-direction: column;
            align-items: center;
        }

        .notfound-panel .nf-icon {
            width: 78px;
            height: 78px;
            border-radius: 26px;
            background: linear-gradient(145deg, #eef0ff, #e1e3fb);
            color: var(--primary);
            display: grid;
            place-items: center;
            font-size: 30px;
            margin-bottom: 24px;
        }

        .notfound-panel h1 {
            font-size: 28px;
            color: var(--head);
            font-weight: 800;
            margin-bottom: 10px;
        }

        .notfound-panel p {
            color: var(--soft);
            max-width: 440px;
            margin: 0 auto 28px;
            font-size: 15px;
        }

        /* ========== 文章页底部通栏 ========== */
        .article-footer-cta {
            max-width: 860px;
            margin: 18px auto 6px;
            padding: 0 40px 40px;
        }

        .article-footer-cta .cta-box {
            background: linear-gradient(118deg, #171a29, #272a42);
            border-radius: var(--radius-xl);
            padding: 30px 34px;
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 22px;
            flex-wrap: wrap;
            border: 1px solid rgba(255, 255, 255, .04);
            box-shadow: 0 10px 30px rgba(35, 31, 96, .18);
        }

        .article-footer-cta .cta-box h3 {
            color: #fff;
            font-size: 18px;
            margin-bottom: 6px;
        }

        .article-footer-cta .cta-box p {
            color: #b7bad0;
            font-size: 14px;
            line-height: 1.6;
        }

        .article-footer-cta .cta-box .cta-btn {
            background: #fff;
            color: #1d1b33;
            border-radius: 12px;
            padding: 0 20px;
            height: 44px;
            font-weight: 700;
            display: inline-flex;
            align-items: center;
            gap: 7px;
            transition: all .2s;
        }

        .article-footer-cta .cta-box .cta-btn:hover {
            background: #efedff;
            transform: translateY(-2px);
        }

        /* ========== 页脚 ========== */
        .site-footer {
            width: 100%;
            background: var(--sidebar-bg);
            color: #9ca0b5;
            margin-top: 20px;
        }

        .footer-main {
            max-width: 1080px;
            margin: 0 auto;
            padding: 46px 40px 32px;
            display: grid;
            grid-template-columns: 1.4fr 1fr 1.2fr;
            gap: 44px;
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 13px;
        }

        .footer-brand .brand-icon {
            width: 34px;
            height: 34px;
            flex: 0 0 34px;
            border-radius: 11px;
            font-size: 13px;
        }

        .footer-brand .brand-name {
            font-size: 18px;
            font-weight: 800;
            color: #fff;
        }

        .footer-desc {
            font-size: 13px;
            line-height: 1.75;
            color: #888c9f;
            margin-bottom: 0;
        }

        .footer-col-title {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 18px;
            letter-spacing: .03em;
        }

        .footer-col-links li {
            margin-bottom: 10px;
        }

        .footer-col-links a {
            color: #82869c;
            font-size: 14px;
            display: flex;
            align-items: center;
            gap: 7px;
            transition: color .2s, padding .2s;
        }

        .footer-col-links a i {
            font-size: 9px;
            color: #595e78;
        }

        .footer-col-links a:hover {
            color: #fff;
            padding-left: 3px;
        }

        .footer-note-text {
            font-size: 13px;
            line-height: 1.75;
            color: #888c9f;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .05);
            padding: 18px 40px;
            max-width: 1080px;
            margin: 0 auto;
            display: flex;
            justify-content: space-between;
            gap: 14px;
            flex-wrap: wrap;
            font-size: 12px;
            color: #5f637b;
        }

        .footer-bottom .domain-text {
            color: #8c90a7;
            letter-spacing: .03em;
        }

        /* ========== 遮罩 ========== */
        .sidebar-overlay {
            position: fixed;
            inset: 0;
            background: rgba(8, 8, 18, .55);
            backdrop-filter: blur(2px);
            z-index: 1015;
            opacity: 0;
            visibility: hidden;
            transition: all .3s var(--ease);
        }

        .sidebar-overlay.show {
            opacity: 1;
            visibility: visible;
        }

        /* ========== 响应式 ========== */
        @media (min-width: 1400px) {
            .page-body {
                max-width: 1160px;
            }
        }

        @media (max-width: 1080px) {
            :root {
                --sidebar-w: 230px;
            }

            .page-body {
                padding-left: 28px;
                padding-right: 28px;
            }

            .related-grid {
                grid-template-columns: 1fr;
                max-width: 560px;
            }
        }

        @media (max-width: 860px) {
            .site-shell {
                display: block;
            }

            .site-sidebar {
                transform: translateX(-105%);
                box-shadow: none;
                width: 270px;
                transition: transform .36s var(--ease);
            }

            .site-sidebar.open {
                transform: translateX(0);
                box-shadow: 20px 0 60px rgba(8, 8, 18, .35);
            }

            .main-wrap {
                margin-left: 0;
                width: 100%;
                padding-top: 58px;
            }

            .mobile-nav {
                display: flex;
                align-items: center;
                justify-content: space-between;
                position: fixed;
                top: 0;
                left: 0;
                right: 0;
                height: 58px;
                background: #0f1120;
                padding: 0 16px;
                z-index: 1025;
                border-bottom: 1px solid rgba(255, 255, 255, .05);
                box-shadow: 0 4px 20px rgba(10, 10, 25, .18);
            }

            .mobile-brand {
                display: flex;
                align-items: center;
                gap: 9px;
            }

            .mobile-brand .cmp-icon {
                width: 30px;
                height: 30px;
                border-radius: 9px;
                background: linear-gradient(138deg, #7363de, #4d43b3);
                display: grid;
                place-items: center;
                color: #fff;
                font-size: 12px;
            }

            .mobile-brand span {
                color: #fff;
                font-weight: 800;
                font-size: 16px;
            }

            .nav-hamburger {
                width: 38px;
                height: 38px;
                border-radius: 10px;
                color: #dfe0ee;
                display: grid;
                place-items: center;
                font-size: 17px;
                background: rgba(255, 255, 255, .05);
                transition: background .2s;
            }

            .nav-hamburger:hover {
                background: rgba(255, 255, 255, .1);
            }
        }

        @media (max-width: 767px) {
            .article-head {
                padding: 30px 22px 0;
            }

            .article-title {
                font-size: 26px;
                line-height: 1.4;
            }

            .article-content {
                padding: 30px 22px 10px;
                font-size: 15.5px;
                line-height: 1.85;
            }

            .article-content h2 {
                font-size: 20px;
            }

            .article-foot-bar {
                padding: 18px 22px 28px;
                margin-top: 20px;
            }

            .related-section {
                padding: 0 22px 28px;
                margin-top: 20px;
            }

            .related-grid {
                grid-template-columns: 1fr;
            }

            .article-footer-cta {
                padding: 0 16px 28px;
            }

            .article-footer-cta .cta-box {
                flex-direction: column;
                align-items: flex-start;
                padding: 24px 22px;
            }

            .footer-main {
                grid-template-columns: 1fr;
                padding: 34px 24px 24px;
                gap: 30px;
            }

            .footer-bottom {
                padding: 16px 24px;
                flex-direction: column;
                gap: 6px;
            }

            .page-body {
                padding: 18px 12px 8px;
            }

            .crumb-wrap {
                font-size: 12px;
                padding: 0 8px;
                margin-bottom: 12px;
            }

            .notfound-panel {
                padding: 50px 20px;
            }
        }

        @media (max-width: 520px) {
            .mobile-nav {
                height: 54px;
                padding: 0 12px;
            }

            .page-body {
                padding-top: 14px;
            }

            .article-meta-list {
                gap: 6px 12px;
                font-size: 12px;
            }

            .article-meta-list .meta-category {
                padding: 1px 6px;
            }

            .related-card .rc-body {
                padding: 13px 14px 15px;
            }

            .article-footer-cta .cta-box .cta-btn {
                width: 100%;
                justify-content: center;
            }
        }

/* roulang page: category2 */
:root{
  --bg-page:#F6F7FB;
  --bg-soft:#EEF0F6;
  --surface:#FFFFFF;
  --surface-deep:#171A29;
  --surface-dark:#10131F;
  --ink:#151725;
  --ink-soft:#3D4151;
  --muted:#62677A;
  --border:#E4E6F0;
  --line-soft:#D9DCE9;
  --primary:#6C5DD3;
  --primary-light:#8A7DE0;
  --primary-dark:#5446B8;
  --accent:#F0B90B;
  --amber-bg:#FFF7DF;
  --success:#1FAD72;
  --radius-xl:24px;
  --radius-lg:18px;
  --radius-md:14px;
  --shadow-sm:0 4px 14px rgba(23,26,41,.05);
  --shadow-md:0 14px 34px rgba(23,26,41,.08);
  --shadow-lg:0 24px 60px rgba(23,26,41,.13);
  --sidebar-w:266px;
  --header-h:60px;
  --font-cn:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-cn);
  background:var(--bg-page);
  color:var(--ink);
  line-height:1.72;
  -webkit-font-smoothing:antialiased;
  overflow:hidden;
}
body.no-scroll{overflow:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:0;background:none}
ul,ol,li{list-style:none}
i.fas,i.far{font-style:normal}
::selection{background:rgba(108,93,211,.18)}

/* layout */
.layout{display:flex;min-height:100vh}
.sidebar{
  width:var(--sidebar-w);
  flex:0 0 var(--sidebar-w);
  background:linear-gradient(180deg,#171A29 0%,#10131F 100%);
  color:rgba(255,255,255,.78);
  display:flex;
  flex-direction:column;
  position:fixed;
  left:0;top:0;bottom:0;
  z-index:100;
  transition:transform .3s ease;
}
.main-wrap{
  width:calc(100% - var(--sidebar-w));
  margin-left:var(--sidebar-w);
  height:100vh;
  overflow-y:auto;
  overflow-x:hidden;
  scroll-behavior:smooth;
  background:var(--bg-page);
}
.mobile-header{display:none}
.brand{
  display:flex;
  align-items:center;
  gap:13px;
  padding:28px 22px 18px;
  border-bottom:1px solid rgba(255,255,255,.07);
}
.brand-icon{
  width:44px;height:44px;
  flex:0 0 44px;
  border-radius:14px;
  background:linear-gradient(135deg,#7B6BF0,#4A3FAE);
  display:grid;place-items:center;
  color:#fff;font-size:21px;
  box-shadow:0 8px 20px rgba(92,78,216,.35);
}
.brand-copy strong{
  display:block;
  font-size:17px;
  font-weight:800;
  color:#fff;
  letter-spacing:.02em;
  white-space:nowrap;
}
.brand-copy small{
  display:block;
  margin-top:1px;
  font-size:12px;
  color:rgba(255,255,255,.5);
  letter-spacing:.06em;
}
.sidebar-nav{
  flex:1;
  padding:24px 13px;
  display:flex;
  flex-direction:column;
  gap:5px;
}
.sidebar-nav li a{
  display:flex;
  align-items:center;
  gap:13px;
  font-size:15px;
  font-weight:500;
  padding:13px 16px;
  border-radius:12px;
  color:rgba(255,255,255,.68);
  transition:background .2s,color .2s,transform .2s;
  position:relative;
}
.sidebar-nav li a i{
  width:19px;
  font-size:15px;
  color:rgba(255,255,255,.45);
  text-align:center;
  transition:color .2s;
}
.sidebar-nav li a:hover{
  background:rgba(255,255,255,.07);
  color:#fff;
  transform:translateX(3px);
}
.sidebar-nav li.active a{
  background:linear-gradient(90deg,rgba(108,93,211,.26),rgba(108,93,211,.09));
  color:#fff;
  font-weight:700;
}
.sidebar-nav li.active a::before{
  content:"";
  position:absolute;
  left:0;top:16px;bottom:16px;
  width:4px;
  border-radius:0 6px 6px 0;
  background:var(--primary-light);
}
.sidebar-nav li.active a i{color:#C8BFFF}
.sidebar-footer{
  padding:18px 22px 26px;
  border-top:1px solid rgba(255,255,255,.07);
  font-size:11px;
  color:rgba(255,255,255,.35);
  line-height:1.7;
}
.sidebar-footer span{display:block}
.sidebar-footer .dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:#35C98B;margin-right:6px}

/* content skeleton */
.page-hero{
  position:relative;
  padding:84px 0 74px;
  background:linear-gradient(100deg,rgba(16,19,31,.96) 0%,rgba(28,23,57,.82) 55%,rgba(16,19,31,.74) 100%),url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  color:#fff;
  overflow:hidden;
}
.page-hero::after{
  content:"";
  position:absolute;
  right:-110px;top:-130px;
  width:420px;height:420px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(108,93,211,.35),transparent 65%);
  pointer-events:none;
}
.container{
  max-width:1160px;
  margin:0 auto;
  padding:0 44px;
  position:relative;
  z-index:2;
}
.breadcrumb{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:13px;
  color:rgba(255,255,255,.55);
  margin-bottom:24px;
}
.breadcrumb a{color:rgba(255,255,255,.65);transition:color .2s}
.breadcrumb a:hover{color:#fff}
.breadcrumb i{font-size:10px;color:rgba(255,255,255,.35)}
.hero-eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  border:1px solid rgba(255,255,255,.18);
  background:rgba(255,255,255,.08);
  padding:6px 14px;
  border-radius:40px;
  font-size:12px;
  letter-spacing:.08em;
  color:#CEC5FF;
  backdrop-filter:blur(6px);
  margin-bottom:22px;
}
.page-hero h1{
  font-size:48px;
  line-height:1.26;
  color:#fff;
  letter-spacing:.01em;
  font-weight:900;
  max-width:890px;
}
.page-hero h1 span{color:#CEC1FF}
.hero-desc{
  margin-top:22px;
  max-width:700px;
  font-size:17px;
  line-height:1.85;
  color:rgba(255,255,255,.72);
}
.hero-actions{
  margin-top:34px;
  display:flex;
  flex-wrap:wrap;
  gap:14px;
}
.btn{
  display:inline-flex;
  align-items:center;
  gap:9px;
  border-radius:13px;
  font-size:15px;
  font-weight:700;
  padding:15px 25px;
  border:1px solid transparent;
  transition:transform .2s,box-shadow .2s,background .2s,border-color .2s;
  line-height:1.2;
}
.btn i{font-size:14px;transition:transform .2s}
.btn-primary{
  background:var(--primary);
  color:#fff;
  box-shadow:0 12px 24px rgba(108,93,211,.32);
}
.btn-primary:hover{
  background:var(--primary-light);
  transform:translateY(-2px);
  box-shadow:0 16px 32px rgba(108,93,211,.42);
}
.btn-primary:hover i{transform:translateX(4px)}
.btn-ghost{
  border:1px solid rgba(255,255,255,.3);
  color:#fff;
  background:rgba(255,255,255,.05);
  backdrop-filter:blur(8px);
}
.btn-ghost:hover{
  border-color:#fff;
  background:rgba(255,255,255,.12);
  transform:translateY(-2px);
}
.btn-light{
  background:#fff;
  color:var(--ink);
  box-shadow:0 10px 24px rgba(0,0,0,.12);
}
.btn-light:hover{transform:translateY(-2px)}
.btn-outline{
  border-color:var(--border);
  color:var(--ink);
  background:#fff;
}
.btn-outline:hover{
  border-color:var(--primary);
  color:var(--primary);
  transform:translateY(-2px);
}
.btn:focus-visible,.faq-q:focus-visible,.menu-btn:focus-visible{
  outline:3px solid rgba(108,93,211,.55);
  outline-offset:3px;
}

/* main sections */
.section{
  padding:76px 0 10px;
}
.section-head{
  display:flex;
  flex-wrap:wrap;
  align-items:flex-end;
  justify-content:space-between;
  gap:22px;
  margin-bottom:38px;
}
.kicker{
  display:inline-block;
  font-size:12px;
  font-weight:800;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--primary);
  margin-bottom:10px;
}
.section-title{
  font-size:32px;
  line-height:1.38;
  font-weight:800;
  letter-spacing:-.01em;
  color:var(--ink);
}
.section-sub{
  margin-top:14px;
  max-width:760px;
  color:var(--muted);
  font-size:15px;
  line-height:1.8;
}
.section-extra{color:var(--muted);font-size:14px;flex:0 0 auto}

/* quick cards */
.quick-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:18px;
}
.quick-card{
  background:var(--surface);
  border-radius:var(--radius-xl);
  border:1px solid var(--border);
  padding:25px 23px;
  position:relative;
  overflow:hidden;
  transition:transform .2s,box-shadow .2s,border-color .2s;
}
.quick-card::before{
  content:"";
  position:absolute;
  left:0;top:0;bottom:0;
  width:5px;
  background:var(--primary);
  opacity:.7;
}
.quick-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-md);
  border-color:#D6D0F4;
}
.quick-no{
  font-size:26px;
  font-weight:900;
  color:#DCD7FF;
  line-height:1;
  margin-bottom:18px;
}
.quick-card h3{
  font-size:18px;
  font-weight:800;
  margin-bottom:8px;
  color:var(--ink);
}
.quick-card p{
  font-size:14px;
  color:var(--muted);
  line-height:1.75;
}
.quick-card .mini-tag{
  display:inline-flex;
  margin-top:14px;
  font-size:12px;
  color:var(--primary);
  font-weight:700;
  align-items:center;
  gap:6px;
}
.mini-tag i{font-size:11px}
.quick-card:nth-child(2)::before{background:#F0A44B;opacity:.8}
.quick-card:nth-child(3)::before{background:#1FAD72;opacity:.8}
.quick-card:nth-child(4)::before{background:#7FA8FF;opacity:.8}

/* index rows */
.index-section{
  background:var(--bg-soft);
  margin-top:74px;
  padding:80px 0 96px;
  border-top:1px solid var(--border);
  border-bottom:1px solid var(--border);
}
.index-list{
  display:flex;
  flex-direction:column;
  gap:20px;
}
.index-row{
  display:grid;
  grid-template-columns:96px 1fr 150px;
  gap:26px;
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius-xl);
  padding:28px 30px 28px 24px;
  transition:box-shadow .2s,transform .2s;
}
.index-row:hover{
  box-shadow:var(--shadow-md);
  transform:translateY(-3px);
}
.index-no{
  width:68px;
  height:68px;
  border-radius:18px;
  background:linear-gradient(135deg,#F2F0FF,#EFF0FF);
  border:1px solid #E5DFFF;
  display:grid;
  place-items:center;
  font-size:25px;
  font-weight:900;
  color:var(--primary);
}
.index-txt h3{
  font-size:21px;
  font-weight:800;
  color:var(--ink);
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:12px;
}
.index-txt p{
  margin-top:9px;
  color:var(--muted);
  line-height:1.85;
  font-size:15px;
  max-width:760px;
}
.tag{
  display:inline-flex;
  align-items:center;
  border:1px solid var(--border);
  background:var(--bg-page);
  padding:3px 11px;
  border-radius:30px;
  font-size:12px;
  font-weight:700;
  color:var(--ink-soft);
}
.tag.green{color:#11855A;background:#EAF9F2;border-color:#CBEBD9}
.tag.violet{color:var(--primary);background:#F0EEFF;border-color:#DCD3FF}
.tag.amber{color:#A56C0A;background:var(--amber-bg);border-color:#F4DFB0}
.index-meta{
  display:flex;
  flex-direction:column;
  align-items:flex-end;
  justify-content:center;
  gap:7px;
}
.index-meta span{
  font-size:12px;
  color:var(--muted);
  background:var(--bg-page);
  border-radius:30px;
  padding:5px 13px;
  text-align:center;
  border:1px dashed var(--line-soft);
  white-space:nowrap;
}
.index-meta strong{
  font-size:13px;
  color:var(--primary);
}

/* featured gameplay */
.featured-wrap{
  display:grid;
  grid-template-columns:1.05fr 1fr;
  gap:18px;
}
.game-card{
  position:relative;
  min-height:310px;
  border-radius:var(--radius-xl);
  overflow:hidden;
  display:block;
  border:1px solid var(--border);
  background:var(--surface);
  transition:box-shadow .25s,transform .25s;
}
.game-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-lg);
}
.game-card img{
  position:absolute;
  inset:0;width:100%;height:100%;
  object-fit:cover;
  transition:transform .45s;
}
.game-card:hover img{transform:scale(1.04)}
.game-overlay{
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(9,10,21,.02) 48%,rgba(9,10,21,.92) 100%);
  display:flex;
  flex-direction:column;
  justify-content:flex-end;
  padding:28px;
  color:#fff;
}
.game-tag{
  position:absolute;
  top:18px;left:20px;
  background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.25);
  color:#fff;
  font-size:12px;
  padding:4px 12px;
  border-radius:30px;
  backdrop-filter:blur(8px);
}
.game-tag.solid{
  background:var(--primary);border-color:transparent;
}
.game-overlay h3{font-size:25px;font-weight:800;line-height:1.45}
.game-overlay p{margin-top:7px;font-size:14px;color:rgba(255,255,255,.7);max-width:430px;line-height:1.75}
.game-overlay .link-read{
  margin-top:15px;
  color:#fff;
  font-size:14px;
  font-weight:700;
  display:inline-flex;
  align-items:center;
  gap:8px;
  width:max-content;
}
.game-overlay .link-read i{transition:transform .2s}
.game-card:hover .link-read i{transform:translateX(5px)}
.small-stack{display:flex;flex-direction:column;gap:18px}
.game-stack-card{
  display:grid;
  grid-template-columns:140px 1fr;
  border:1px solid var(--border);
  background:var(--surface);
  border-radius:var(--radius-lg);
  overflow:hidden;
  min-height:150px;
  transition:box-shadow .2s,transform .2s;
}
.game-stack-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md)}
.game-stack-card img{width:140px;height:100%;object-fit:cover}
.stack-body{padding:18px 18px 16px;display:flex;flex-direction:column;justify-content:center}
.stack-body h4{font-size:16px;font-weight:800;color:var(--ink)}
.stack-body p{font-size:13px;color:var(--muted);margin-top:5px;line-height:1.62}
.stack-body .stack-go{
  margin-top:11px;font-size:13px;font-weight:700;color:var(--primary);
  display:inline-flex;align-items:center;gap:7px;
}
.stack-go i{font-size:11px}
.stack-note{
  background:linear-gradient(120deg,#1C1F36,#141827);
  border-radius:var(--radius-lg);
  color:#fff;
  padding:20px 22px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  border:0;
}
.stack-note .note-title{font-size:17px;font-weight:800}
.stack-note .note-copy{font-size:13px;color:rgba(255,255,255,.63);line-height:1.7}
.stack-note .btn-mini{
  flex:0 0 auto;
  background:#fff;color:var(--ink);
  font-size:13px;font-weight:700;
  padding:11px 16px;border-radius:11px;
  transition:transform .2s;
}
.stack-note .btn-mini:hover{transform:translateX(4px)}

/* session / schedule */
.session-section{
  background:var(--surface-deep);
  margin-top:68px;
  padding:82px 0 92px;
  color:#fff;
}
.session-title-white{font-size:31px;font-weight:800}
.session-sub-white{color:rgba(255,255,255,.68);font-size:15px;max-width:760px;margin-top:13px;line-height:1.8}
.session-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:16px;
  margin-top:42px;
}
.session-card{
  background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.1);
  border-radius:20px;
  padding:24px 22px 20px;
  transition:background .2s,transform .2s;
  position:relative;
}
.session-card.hot{
  background:linear-gradient(150deg,rgba(108,93,211,.34),rgba(108,93,211,.12));
  border-color:rgba(152,140,255,.36);
}
.session-card:hover{
  background:rgba(255,255,255,.09);
  transform:translateY(-4px);
}
.session-time{
  display:block;
  font-size:20px;
  font-weight:800;
  color:#E0DAFF;
  margin-bottom:12px;
  letter-spacing:.03em;
}
.session-time em{font-style:normal;color:rgba(255,255,255,.35);padding:0 4px;font-weight:500}
.session-card h4{
  font-size:16px;
  font-weight:700;
  color:#fff;
}
.session-card p{
  margin-top:8px;
  font-size:13px;
  color:rgba(255,255,255,.55);
  line-height:1.7;
}
.session-tips{
  margin-top:34px;
  display:flex;
  align-items:center;
  gap:13px;
  background:rgba(255,255,255,.06);
  border-radius:18px;
  padding:15px 21px;
  color:rgba(255,255,255,.6);
  font-size:13px;
}
.session-tips i{
  color:#D7CFFF;
  font-size:16px;
}

/* steps */
.step-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:34px;
  margin-top:8px;
}
.step-item{
  position:relative;
  counter-increment:step;
}
.step-line{
  height:4px;
  border-radius:4px;
  background:var(--primary-dark);
  margin-bottom:25px;
  position:relative;
}
.step-line::before{
  content:"";
  position:absolute;
  top:50%;
  left:0;
  width:13px;height:13px;
  transform:translate(-1px,-50%);
  border-radius:50%;
  background:#fff;
  box-shadow:0 0 0 5px var(--primary),0 0 0 7px rgba(108,93,211,.3);
}
.step-no{
  display:inline-flex;
  font-size:14px;
  font-weight:800;
  color:#fff;
  background:var(--primary);
  width:34px;height:34px;
  border-radius:50%;
  align-items:center;
  justify-content:center;
  margin-bottom:17px;
}
.step-item h4{font-size:17px;font-weight:800;color:var(--ink);margin-bottom:8px}
.step-item p{font-size:14px;color:var(--muted);line-height:1.75}

/* notice checklist */
.notice-list{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:18px;
}
.notice-item{
  display:flex;
  gap:16px;
  border:1px solid var(--border);
  border-radius:var(--radius-lg);
  background:var(--surface);
  padding:22px 22px 20px;
  transition:box-shadow .2s,transform .2s;
}
.notice-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-sm)}
.notice-item .icon-block{
  width:44px;height:44px;
  flex:0 0 44px;
  background:#EEF9F3;
  color:#108358;
  border-radius:13px;
  display:grid;
  place-items:center;
  font-size:17px;
}
.notice-item strong{font-size:15px;font-weight:800;color:var(--ink)}
.notice-item p{margin-top:5px;font-size:13px;color:var(--muted);line-height:1.9}

/* faq */
.faq-wrap{
  max-width:880px;
  margin:0 auto;
  border-top:1px solid var(--border);
}
.faq-item{
  border-bottom:1px solid var(--border);
}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:24px 6px;
  color:var(--ink);
  text-align:left;
  font-size:17px;
  font-weight:700;
  transition:color .2s;
}
.faq-q:hover{color:var(--primary)}
.faq-q .faq-icon{
  width:30px;height:30px;
  flex:0 0 30px;
  border-radius:50%;
  background:var(--bg-soft);
  display:grid;
  place-items:center;
  font-size:14px;
  color:var(--primary);
  transition:transform .25s,background .2s;
}
.faq-item.open .faq-q .faq-icon{
  transform:rotate(45deg);
  background:var(--primary);
  color:#fff;
}
.faq-a{
  display:none;
  padding:0 24px 22px 6px;
  color:var(--muted);
  font-size:15px;
  line-height:1.95;
}
.faq-a p+p{margin-top:12px}
.faq-item.open .faq-a{display:block}

/* CTA */
.cta-block{
  margin:76px 0 22px;
  border-radius:26px;
  background:linear-gradient(115deg,#1E153F,#2A2159);
  color:#fff;
  padding:54px 58px;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:30px;
  position:relative;
  overflow:hidden;
}
.cta-block::before{
  content:"";
  position:absolute;
  width:220px;height:220px;
  background:rgba(114,94,243,.28);
  border-radius:50%;
  right:-68px;bottom:-100px;
  filter:blur(8px);
}
.cta-block h2{font-size:29px;line-height:1.5;font-weight:800}
.cta-block p{margin-top:10px;color:rgba(255,255,255,.7);max-width:630px;line-height:1.9;font-size:15px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;position:relative;z-index:2}

/* footer */
.site-footer{
  margin-top:28px;
  background:#1A1D2C;
  color:rgba(255,255,255,.66);
  padding:54px 0 0;
}
.footer-main{
  max-width:1160px;
  margin:0 auto;
  padding:0 44px 42px;
  display:grid;
  grid-template-columns:1.25fr .85fr 1.05fr;
  gap:48px;
}
.footer-brand{display:flex;align-items:center;gap:10px}
.footer-brand .brand-icon{
  width:38px;height:38px;
  border-radius:11px;
  background:var(--primary);
  display:grid;
  place-items:center;
  color:#fff;font-size:18px;
}
.brand-name{
  font-size:17px;font-weight:800;color:#fff;letter-spacing:.02em;
}
.footer-desc{
  margin-top:18px;
  font-size:13px;
  line-height:1.9;
  color:rgba(255,255,255,.52);
}
.footer-col-title{
  font-size:16px;
  font-weight:800;
  color:#fff;
  margin-bottom:18px;
}
.footer-col-links li{margin-bottom:11px}
.footer-col-links a{
  font-size:14px;
  color:rgba(255,255,255,.62);
  display:inline-flex;
  gap:8px;
  align-items:center;
  transition:color .2s,padding-left .2s;
}
.footer-col-links a i{font-size:9px;color:var(--primary-light)}
.footer-col-links a:hover{color:#fff;padding-left:4px}
.footer-note-text{
  font-size:13px;
  line-height:1.9;
  color:rgba(255,255,255,.48);
}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.08);
  margin:0 auto;
  padding:22px 44px;
  max-width:1160px;
  display:flex;
  flex-wrap:wrap;
  gap:10px 24px;
  align-items:center;
  justify-content:space-between;
  font-size:12px;
  color:rgba(255,255,255,.4);
}

/* responsive */
@media (max-width:1199px){
  .container{padding:0 28px}
  .footer-main{padding-left:28px;padding-right:28px}
  .footer-bottom{padding-left:28px;padding-right:28px}
}
@media (max-width:1024px){
  .quick-grid{grid-template-columns:1fr 1fr}
  .featured-wrap{grid-template-columns:1fr}
  .small-stack{grid-template-columns:1fr 1fr}
  .session-grid{grid-template-columns:1fr 1fr}
  .step-grid{grid-template-columns:1fr 1fr;gap:34px 24px}
}
@media (max-width:900px){
  body{overflow:auto}
  .sidebar{
    transform:translateX(-105%);
    width:288px;
    box-shadow:8px 0 30px rgba(0,0,0,.3);
  }
  .sidebar.is-open{transform:translateX(0)}
  .main-wrap{
    width:100%;
    margin-left:0;
    height:auto;
    min-height:100vh;
    overflow-y:visible;
  }
  .mobile-header{
    position:sticky;
    top:0;
    height:var(--header-h);
    background:#141725;
    display:flex;
    align-items:center;
    justify-content:space-between;
    padding:0 18px;
    color:#fff;
    z-index:68;
  }
  .mobile-header .m-brand{
    font-size:17px;
    font-weight:800;
    color:#fff;
    display:flex;
    align-items:center;
    gap:10px;
  }
  .mobile-header .m-brand i{
    width:28px;height:28px;
    border-radius:8px;
    background:var(--primary);
    display:grid;place-items:center;
    font-size:14px;
  }
  .menu-btn{
    width:44px;height:44px;
    border-radius:10px;
    border:1px solid rgba(255,255,255,.14);
    color:#fff;
    font-size:20px;
    display:grid;
    place-items:center;
    transition:background .2s;
  }
  .menu-btn:hover{background:rgba(255,255,255,.07)}
  .tips-inline-layout{flex-direction:column}
  .mobile-scrim{
    position:fixed;
    inset:0;
    background:rgba(5,7,15,.55);
    z-index:90;
    opacity:0;
    pointer-events:none;
    transition:opacity .3s;
  }
  .mobile-scrim.show{opacity:1;pointer-events:auto}
  .section{padding-top:54px}
}
@media (max-width:767px){
  .container{padding:0 19px}
  .page-hero{padding:52px 0 52px}
  .page-hero h1{font-size:32px}
  .hero-desc{font-size:15px;margin-top:16px}
  .hero-actions{margin-top:24px}
  .btn{padding:13px 18px;font-size:14px}
  .section-title{font-size:26px}
  .section{padding-top:44px}
  .section-head{margin-bottom:28px}
  .quick-grid{gap:12px}
  .quick-card{padding:21px}
  .index-row{
    grid-template-columns:1fr;
    gap:18px;
    padding:22px 20px;
  }
  .index-no{width:58px;height:58px;font-size:21px}
  .index-meta{align-items:flex-start;flex-direction:row}
  .index-row{grid-template-columns:1fr 1fr 1fr;grid-template-row:auto}
  .featured-wrap .game-card{min-height:250px}
  .small-stack{display:flex;flex-direction:column}
  .game-stack-card{grid-template-columns:108px 1fr}
  .game-stack-card img{width:108px}
  .session-grid{grid-template-columns:1fr;gap:12px}
  .session-card{padding:20px}
  .step-grid{grid-template-columns:1fr;gap:25px}
  .notice-list{grid-template-columns:1fr}
  .cta-block{padding:34px 24px;border-radius:22px;margin-top:44px}
  .cta-block h2{font-size:24px}
  .faq-q{font-size:15px;gap:12px}
  .faq-a{padding-right:4px}
  .footer-main{grid-template-columns:1fr;gap:28px;padding:34px 20px 30px}
  .footer-bottom{padding:15px 20px;flex-direction:column;align-items:flex-start;gap:6px}
  .index-meta span{margin:0 8px 0 0}
  .session-sub-white,.section-sub{font-size:14px}
}

/* roulang page: category3 */
:root{
  --primary:#6f5ce2;
  --primary-dark:#5746c6;
  --primary-soft:rgba(111,92,226,.14);
  --teal:#00b6a4;
  --amber:#f2a93b;
  --ink:#171622;
  --muted:#69728a;
  --bg:#f5f6fb;
  --surface:#ffffff;
  --line:#e7e9f2;
  --sidebar-bg:#0e0f17;
  --sidebar-text:#9ca2b6;
  --radius-lg:24px;
  --radius-md:16px;
  --radius-sm:10px;
  --shadow-sm:0 8px 24px rgba(23,22,34,.06);
  --shadow-md:0 18px 42px rgba(23,22,34,.10);
  --container-max:1200px;
  --transition:all .25s ease;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Roboto,Arial,sans-serif;
  background:var(--bg);
  color:var(--ink);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0}
img{max-width:100%;display:block}
button,input{font-family:inherit}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:3px solid rgba(111,92,226,.4);outline-offset:2px;border-radius:var(--radius-sm)}
.page-shell{display:flex;min-height:100vh}
.sidebar{
  position:fixed;
  inset:0 auto 0 0;
  width:254px;
  z-index:120;
  display:flex;
  flex-direction:column;
  background:
    radial-gradient(circle at 0 0,rgba(111,92,226,.2),transparent 28%),
    linear-gradient(170deg,#12121d,#0a0b13);
  border-right:1px solid rgba(255,255,255,.06);
  padding:26px 16px 20px;
}
.brand{
  display:flex;
  align-items:center;
  gap:12px;
  padding:6px 10px 22px;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.brand-icon{
  width:42px;
  height:42px;
  border-radius:13px;
  display:grid;
  place-items:center;
  color:#fff;
  font-size:19px;
  background:linear-gradient(145deg,#7e6bf0,#4a3fc1);
  box-shadow:0 10px 22px rgba(94,77,220,.35);
}
.brand-name{
  display:block;
  font-size:19px;
  font-weight:800;
  color:#fff;
  letter-spacing:.3px;
  line-height:1.35;
}
.brand-sub{
  display:block;
  margin-top:2px;
  font-size:11px;
  color:#7a82a2;
  letter-spacing:.8px;
}
.sidebar-nav{
  list-style:none;
  padding:20px 0 12px;
  flex:1;
}
.sidebar-nav li{
  margin-bottom:8px;
}
.sidebar-nav a{
  position:relative;
  display:flex;
  align-items:center;
  gap:12px;
  padding:11px 14px 11px 16px;
  border-radius:12px;
  font-size:14.5px;
  color:var(--sidebar-text);
  transition:var(--transition);
  border-left:3px solid transparent;
}
.sidebar-nav a i{
  width:20px;
  text-align:center;
  font-size:14px;
  opacity:.9;
}
.sidebar-nav a:hover{
  color:#f2f3fb;
  background:rgba(255,255,255,.05);
  transform:translateX(2px);
}
.sidebar-nav li.active a{
  color:#fff;
  background:rgba(111,92,226,.16);
  border-left-color:#a18fff;
}
.sidebar-nav li.active a i{
  color:#b6a4ff;
}
.sidebar-mini-note{
  margin:10px 4px 0;
  padding:12px 14px;
  border-radius:12px;
  background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.06);
}
.sidebar-mini-note .note-title{
  font-size:12px;
  color:#d9daf0;
  font-weight:600;
}
.sidebar-mini-note .note-p{
  font-size:12px;
  color:#777e99;
  margin-top:5px;
}
.sidebar-foot{
  padding:14px 10px 2px;
  font-size:11px;
  color:#5e647b;
  border-top:1px solid rgba(255,255,255,.06);
  letter-spacing:.3px;
}
.content-col{
  flex:1;
  min-width:0;
  margin-left:254px;
  display:flex;
  flex-direction:column;
}
.mobile-header{
  display:none;
  height:58px;
  align-items:center;
  justify-content:space-between;
  padding:0 18px;
  background:#0e0f17;
  color:#fff;
  position:sticky;
  top:0;
  z-index:130;
  box-shadow:0 6px 18px rgba(14,15,23,.16);
}
.mobile-brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:17px;
  font-weight:800;
}
.mobile-brand i{
  color:#a18fff;
}
.mobile-button{
  width:40px;
  height:40px;
  border-radius:10px;
  border:1px solid rgba(255,255,255,.16);
  background:rgba(255,255,255,.06);
  color:#fff;
  font-size:16px;
  cursor:pointer;
  display:inline-flex;
  align-items:center;
  justify-content:center;
}
.mobile-button:hover{
  background:rgba(255,255,255,.14);
}
.nav-scrim{
  display:none;
}
@media(max-width:1023px){
  .sidebar{
    transform:translateX(-100%);
    transition:transform .3s ease,box-shadow .3s ease;
    box-shadow:none;
  }
  body.nav-open .sidebar{
    transform:translateX(0);
    box-shadow:0 0 0 100vmax rgba(0,0,0,.35);
  }
  .mobile-header{
    display:flex;
  }
  .content-col{
    margin-left:0;
  }
  body.nav-open .nav-scrim{
    display:block;
    position:fixed;
    inset:0;
    z-index:110;
    background:transparent;
  }
  body.nav-open{
    overflow:hidden;
  }
}
.container{
  width:100%;
  max-width:var(--container-max);
  margin:0 auto;
  padding:38px 42px 20px;
}
.hero{
  position:relative;
  overflow:hidden;
  border-radius:28px;
  min-height:520px;
  display:flex;
  align-items:center;
  padding:58px 62px;
  background:
    linear-gradient(105deg,rgba(10,10,18,.86) 10%,rgba(10,10,18,.62) 62%,rgba(10,10,18,.4)),
    url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  box-shadow:var(--shadow-md);
  color:#fff;
  isolation:isolate;
}
.hero::after{
  content:"";
  position:absolute;
  right:-74px;
  top:-74px;
  width:260px;
  height:260px;
  background:radial-gradient(circle,rgba(127,99,255,.38),transparent 70%);
  z-index:0;
}
.hero-content{
  position:relative;
  z-index:2;
  max-width:680px;
}
.hero-badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:7px 14px;
  border-radius:100px;
  background:rgba(255,255,255,.12);
  backdrop-filter:blur(10px);
  border:1px solid rgba(255,255,255,.18);
  font-size:13px;
  letter-spacing:.6px;
  color:#e8e6ff;
  margin-bottom:22px;
}
.hero h1{
  font-size:47px;
  line-height:1.18;
  font-weight:850;
  letter-spacing:-1px;
  margin-bottom:18px;
}
.hero h1 .line{
  display:block;
  background:linear-gradient(92deg,#cfc8ff,#8cd7ff,#5ff0df);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.hero-desc{
  font-size:17px;
  color:rgba(255,255,255,.84);
  max-width:560px;
  margin-bottom:30px;
}
.btn-group{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  align-items:center;
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  border-radius:12px;
  padding:12px 22px;
  font-size:15px;
  font-weight:600;
  line-height:1;
  border:1px solid transparent;
  cursor:pointer;
  transition:var(--transition);
}
.btn:hover{
  transform:translateY(-2px);
}
.btn:active{
  transform:scale(.98);
}
.btn-primary{
  color:#fff;
  background:linear-gradient(135deg,#7e6df0,#5c4acb);
  box-shadow:0 10px 24px rgba(97,77,215,.32);
}
.btn-primary:hover{
  box-shadow:0 14px 32px rgba(97,77,215,.45);
  filter:brightness(1.04);
}
.btn-ghost{
  color:#fff;
  background:rgba(255,255,255,.05);
  border-color:rgba(255,255,255,.32);
}
.btn-ghost:hover{
  border-color:#fff;
  background:rgba(255,255,255,.14);
}
.hero-quick{
  margin-top:36px;
  display:flex;
  flex-wrap:wrap;
  gap:0;
  padding-top:6px;
}
.hero-quick span{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:rgba(255,255,255,.72);
  border-left:1px solid rgba(255,255,255,.16);
  padding:0 20px;
}
.hero-quick span:first-child{
  border-left:0;
  padding-left:0;
}
.hero-quick span i{
  color:#6fe0cf;
}
.section{
  padding:62px 0 10px;
}
.section-head{
  display:flex;
  justify-content:space-between;
  align-items:flex-end;
  gap:30px;
  margin-bottom:34px;
}
.kicker{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  font-weight:600;
  letter-spacing:1px;
  color:var(--primary);
  text-transform:uppercase;
  margin-bottom:10px;
}
.section-title{
  font-size:32px;
  font-weight:800;
  line-height:1.25;
  letter-spacing:-.4px;
  color:var(--ink);
}
.section-title em{
  font-style:normal;
  color:var(--primary);
}
.section-desc{
  margin-top:12px;
  font-size:15px;
  color:var(--muted);
  max-width:760px;
}
.text-right{
  color:var(--muted);
  font-size:14px;
  max-width:280px;
  text-align:right;
}
.overview-grid{
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:34px;
  align-items:stretch;
}
.feature-panel{
  border-radius:26px;
  background:var(--surface);
  border:1px solid var(--line);
  overflow:hidden;
  box-shadow:var(--shadow-sm);
}
.feature-panel-main{
  padding:34px 38px;
}
.feature-panel h3{
  font-size:26px;
  line-height:1.4;
  font-weight:800;
}
.feature-panel h3 span{
  color:var(--primary);
}
.feature-panel p{
  margin-top:14px;
  color:var(--muted);
  font-size:15.5px;
}
.feature-list{
  list-style:none;
  margin-top:22px;
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:12px 18px;
}
.feature-list li{
  display:flex;
  align-items:flex-start;
  gap:10px;
  font-size:14.5px;
  color:var(--ink);
}
.feature-list i{
  color:var(--teal);
  margin-top:5px;
}
.feature-panel-badge{
  height:8px;
  background:linear-gradient(90deg,var(--primary),#8ed8f0,#62d8c3);
}
.card-stack{
  display:grid;
  gap:18px;
}
.service-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:22px;
  overflow:hidden;
  padding:26px 27px 22px;
  box-shadow:var(--shadow-sm);
  position:relative;
  transition:var(--transition);
  box-shadow:0 4px 12px rgba(18,18,30,.03);
}
.service-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-md);
  border-color:rgba(111,92,226,.45);
}
.service-card .numb{
  position:absolute;
  right:20px;
  top:18px;
  font-size:26px;
  font-weight:800;
  color:#eef0f9;
}
.service-icon{
  width:47px;
  height:47px;
  border-radius:15px;
  display:grid;
  place-items:center;
  font-size:19px;
  color:#fff;
  background:linear-gradient(145deg,#8b7bea,#6250ce);
}
.card-soft.pink .service-icon{background:linear-gradient(145deg,#f09a8d,#d86383)}
.card-soft.green .service-icon{background:linear-gradient(145deg,#69dcc4,#28a58b)}
.card-soft.amber .service-icon{background:linear-gradient(145deg,#f6c477,#ec9248)}
.service-card h3{
  margin-top:20px;
  font-size:19px;
  font-weight:800;
}
.service-card p{
  margin-top:10px;
  font-size:14px;
  color:var(--muted);
  line-height:1.8;
}
.service-meta{
  margin-top:16px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  font-size:13px;
  color:#b0b5c6;
}
.service-meta .tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  background:#f1f2fa;
  border:1px solid #e6e8f3;
  border-radius:50px;
  padding:4px 10px;
  color:var(--muted);
  font-size:12px;
}
.card-grid-3{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:20px;
}
.process-grid{
  display:grid;
  grid-template-columns:repeat(5,1fr);
  gap:16px;
}
.process-step{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:20px;
  padding:26px 20px 22px;
  position:relative;
  box-shadow:var(--shadow-sm);
  transition:var(--transition);
}
.process-step:hover{
  transform:translateY(-3px);
  border-color:rgba(111,92,226,.5);
}
.process-step .step-no{
  display:flex;
  align-items:center;
  justify-content:center;
  width:32px;
  height:32px;
  border-radius:50%;
  font-weight:800;
  font-size:13px;
  color:#fff;
  background:var(--primary);
}
.process-step .step-title{
  margin-top:16px;
  font-size:16px;
  font-weight:700;
}
.process-step .step-desc{
  margin-top:8px;
  font-size:13px;
  color:var(--muted);
  line-height:1.75;
}
.site-tip{
  margin-top:52px;
  border-radius:26px;
  padding:44px 50px;
  color:#fff;
  position:relative;
  overflow:hidden;
  background:
    linear-gradient(120deg,rgba(20,17,33,.92),rgba(42,24,80,.82)),
    url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
  display:grid;
  grid-template-columns:1.2fr 1fr;
  gap:40px;
  align-items:center;
}
.site-tip h3{
  font-size:26px;
  line-height:1.45;
  font-weight:800;
  max-width:520px;
}
.site-tip h3 span{
  color:#bfd7ff;
}
.site-tip .tip-text{
  margin-top:15px;
  font-size:15px;
  color:rgba(255,255,255,.78);
}
.tip-list{
  list-style:none;
  display:grid;
  gap:12px;
}
.tip-list li{
  display:flex;
  gap:12px;
  align-items:flex-start;
  padding:15px 16px;
  border-radius:15px;
  background:rgba(255,255,255,.10);
  border:1px solid rgba(255,255,255,.11);
  color:#dfe0f5;
  font-size:14px;
}
.tip-list li i{
  margin-top:5px;
  color:#6be0c9;
}
.medial-grid{
  display:grid;
  grid-template-columns:.9fr 1.1fr;
  align-items:stretch;
  border-radius:27px;
  overflow:hidden;
  background:var(--surface);
  border:1px solid var(--line);
  box-shadow:var(--shadow-sm);
}
.medial-img{
  min-height:370px;
  background:
    linear-gradient(160deg,rgba(15,17,25,.0),rgba(15,17,25,.35)),
    url('/assets/images/coverpic/cover-3.webp') center/cover no-repeat;
}
.medial-body{
  padding:42px 46px;
  display:flex;
  flex-direction:column;
  justify-content:center;
}
.medial-body h3{
  font-size:27px;
  font-weight:800;
  line-height:1.4;
}
.medial-body p{
  margin-top:16px;
  font-size:15px;
  color:var(--muted);
}
.faq-list{
  max-width:880px;
  display:grid;
  gap:14px;
}
.faq-item{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:16px;
  overflow:hidden;
  box-shadow:0 4px 10px rgba(23,22,34,.03);
}
.faq-item summary{
  list-style:none;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  padding:20px 24px;
  cursor:pointer;
  font-size:16px;
  font-weight:600;
  color:var(--ink);
  background:transparent;
  transition:var(--transition);
  position:relative;
}
.faq-item summary::-webkit-details-marker{
  display:none;
}
.faq-item summary::after{
  content:"+";
  font-size:24px;
  color:var(--primary);
  width:26px;
  height:26px;
  display:flex;
  align-items:center;
  justify-content:center;
  font-weight:400;
  transition:transform .25s ease;
  flex:0 0 auto;
}
.faq-item[open] summary::after{
  transform:rotate(45deg);
}
.faq-item summary:hover{
  background:#f7f7ff;
}
.faq-answer{
  padding:0 25px 23px;
  border-top:1px dashed #e4e6f1;
  margin:0 0 0 25px;
  color:var(--muted);
  font-size:14.5px;
  line-height:1.9;
}
.faq-answer-box{
  padding:18px 0 0 0;
  margin-right:25px;
}
.cta-panel{
  margin-top:78px;
  border-radius:28px;
  padding:48px 54px;
  color:#fff;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  background:
    linear-gradient(110deg,rgba(14,12,29,.92),rgba(48,33,96,.88)),
    url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  box-shadow:0 16px 44px rgba(22,21,36,.18);
}
.cta-copy{
  max-width:560px;
}
.cta-copy h2{
  font-size:28px;
  font-weight:800;
  line-height:1.4;
}
.cta-copy p{
  margin-top:14px;
  color:rgba(255,255,255,.78);
  font-size:15px;
}
.site-footer{
  margin-top:86px;
  border-top:1px solid var(--line);
  background:#fff;
  padding:42px 42px 24px;
}
.footer-main{
  display:grid;
  grid-template-columns:1.4fr .9fr 1.1fr;
  gap:44px;
  max-width:1120px;
  margin:0 auto 34px;
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:11px;
}
.brand-icon{
  width:35px;
  height:35px;
  border-radius:10px;
  color:#fff;
  display:grid;
  place-items:center;
  background:linear-gradient(145deg,#7e6bf0,#4a3fc1);
}
.brand-name{
  font-size:19px;
  font-weight:800;
  color:var(--ink);
}
.footer-desc{
  margin-top:16px;
  font-size:13.5px;
  color:var(--muted);
  line-height:1.85;
  max-width:360px;
}
.footer-col-title{
  font-size:15px;
  font-weight:700;
  color:var(--ink);
  padding-bottom:15px;
  margin-bottom:19px;
  border-bottom:1px solid var(--line);
}
.footer-col-links{
  list-style:none;
}
.footer-col-links li + li{
  margin-top:11px;
}
.footer-col-links a{
  display:inline-flex;
  align-items:center;
  gap:9px;
  font-size:14px;
  color:#59627a;
  transition:var(--transition);
}
.footer-col-links a:hover{
  color:var(--primary);
  transform:translateX(3px);
}
.footer-col-links i{
  font-size:10px;
  color:#afb4c6;
}
.footer-note-text{
  font-size:13.5px;
  color:var(--muted);
  line-height:1.9;
}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  max-width:1120px;
  margin:0 auto;
  padding-top:24px;
  border-top:1px solid var(--line);
  font-size:13px;
  color:#959bb0;
}
.footer-bottom .domain-text{
  color:var(--primary);
  font-weight:600;
  letter-spacing:.3px;
}
@media(max-width:1180px){
  .container{
    padding-left:28px;
    padding-right:28px;
  }
  .hero{
    padding:44px 40px;
    min-height:480px;
  }
  .hero h1{
    font-size:40px;
  }
  .card-grid-3{
    grid-template-columns:repeat(2,1fr);
  }
  .process-grid{
    grid-template-columns:repeat(3,1fr);
  }
  .site-tip{
    grid-template-columns:1fr;
    gap:26px;
    padding:36px 36px;
  }
  .cta-panel{
    flex-direction:column;
    align-items:flex-start;
    padding:38px 36px;
  }
}
@media(max-width:1023px){
  .container{
    padding-top:24px;
  }
  .mobile-header{
    display:flex;
  }
}
@media(max-width:860px){
  .overview-grid{
    grid-template-columns:1fr;
  }
  .medial-grid{
    grid-template-columns:1fr;
  }
  .medial-img{
    min-height:260px;
  }
  .medial-body{
    padding:30px 24px;
  }
  .footer-main{
    grid-template-columns:1fr 1fr;
  }
  .footer-main > div:first-child{
    grid-column:1 / -1;
  }
  .hero h1{
    font-size:34px;
  }
}
@media(max-width:767px){
  .container{
    padding:18px 14px 12px;
  }
  .hero{
    min-height:auto;
    padding:34px 22px;
    border-radius:22px;
  }
  .hero h1{
    font-size:31px;
  }
  .hero-desc{
    font-size:15px;
  }
  .btn{
    padding:12px 16px;
    font-size:14px;
  }
  .hero-quick{
    gap:8px 0;
  }
  .hero-quick span{
    border-left:0;
    padding-left:10px;
    padding-right:10px;
  }
  .hero-quick span:first-child{
    padding-left:0;
  }
  .section{
    padding-top:48px;
  }
  .section-head{
    flex-direction:column;
    align-items:flex-start;
    gap:12px;
  }
  .section-title{
    font-size:26px;
  }
  .card-grid-3{
    grid-template-columns:1fr;
  }
  .process-grid{
    grid-template-columns:1fr 1fr;
  }
  .site-tip,.cta-panel{
    padding:28px 22px;
    border-radius:20px;
  }
  .site-tip h3,.cta-copy h2{
    font-size:22px;
  }
  .feature-panel-main{
    padding:26px 22px;
  }
  .faq-answer{
    margin-left:18px;
    padding:0 18px 16px;
  }
  .faq-item summary{
    padding:16px 16px;
    font-size:15px;
  }
  .footer-main{
    grid-template-columns:1fr;
    gap:28px;
    padding-top:8px;
  }
  .footer-main > div:first-child{
    grid-column:auto;
  }
  .site-footer{
    padding:30px 20px 20px;
    margin-top:64px;
  }
  .footer-bottom{
    flex-direction:column;
    justify-content:flex-start;
    text-align:left;
  }
}
@media(max-width:480px){
  .process-grid{
    grid-template-columns:1fr;
  }
  .overview-grid .feature-list{
    grid-template-columns:1fr;
  }
  .hero-badge{
    font-size:12px;
  }
}