/* roulang page: index */
/* ================= 1. 设计变量 ================= */
:root{
  --bg:#0B0D1A;
  --panel:#141830;
  --panel-2:#1B2140;
  --primary:#3FE0B0;
  --primary-strong:#2BC796;
  --amber:#FFB454;
  --violet:#8B7BFF;
  --text:#E8EBF5;
  --text-2:#A6ADC9;
  --text-3:#6E7590;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.14);
  --paper:#FAFAF6;
  --paper-text:#23262F;
  --paper-2:#5A6070;
  --paper-link:#17876A;
  --danger:#FF7A6B;
  --radius-sm:8px;
  --radius:18px;
  --radius-lg:24px;
  --radius-pill:999px;
  --shadow-card:0 0 0 1px rgba(255,255,255,.06), 0 18px 50px -20px rgba(63,224,176,.30);
  --shadow-soft:0 0 0 1px rgba(255,255,255,.06), 0 16px 40px -24px rgba(0,0,0,.85);
  --dur:240ms;
  --container:1200px;
}
/* ================= 2. 基础 reset ================= */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16.5px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--primary);text-decoration:none;transition:color var(--dur),opacity var(--dur);}
a:hover{color:#74f2ca;}
p{margin:0 0 1.15em;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.02em;color:#fff;}
h1{font-size:clamp(30px,4.6vw,52px);line-height:1.25;}
h2{font-size:clamp(24px,3vw,34px);line-height:1.35;}
h3{font-size:clamp(18px,2vw,22px);line-height:1.45;}
button,input{font:inherit;color:inherit;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px;}
::selection{background:rgba(63,224,176,.3);color:#fff;}

/* ================= 3. 容器与板块 ================= */
.site-container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}
@media (min-width:1600px){:root{--container:1280px;}}
.section{padding:112px 0;position:relative;}
.section-tight{padding:84px 0;}
.section-head{margin-bottom:48px;max-width:760px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;line-height:1.6;letter-spacing:.08em;
  color:var(--primary);text-transform:uppercase;
  background:rgba(63,224,176,.10);
  border:1px solid rgba(63,224,176,.24);
  border-radius:var(--radius-pill);
  padding:5px 14px;margin-bottom:18px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--primary);box-shadow:0 0 10px var(--primary);}
.section-sub{color:var(--text-2);font-size:16.5px;margin:16px 0 0;max-width:660px;}
.divider{height:1px;background:var(--line);border:0;margin:0;}

/* ================= 4. 顶部导航 ================= */
.site-header{
  position:sticky;top:0;z-index:1040;
  background:rgba(11,13,26,.74);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
  transition:background var(--dur),box-shadow var(--dur);
}
.site-header.is-scrolled{background:rgba(11,13,26,.92);box-shadow:0 12px 40px -26px rgba(0,0,0,.95);}
.nav-main{
  display:grid;
  grid-template-columns:auto minmax(260px,1fr) auto;
  align-items:center;
  gap:20px;
  height:78px;
  transition:height var(--dur);
}
.site-header.is-scrolled .nav-main{height:64px;}
.brand{display:inline-flex;align-items:center;gap:10px;color:#fff;font-weight:700;font-size:18px;letter-spacing:-.01em;white-space:nowrap;}
.brand:hover{color:#fff;}
.brand .brand-mark{
  width:34px;height:34px;border-radius:11px;
  display:grid;place-items:center;
  background:linear-gradient(140deg,rgba(63,224,176,.22),rgba(139,123,255,.28));
  border:1px solid rgba(63,224,176,.35);
  box-shadow:0 0 22px -8px rgba(63,224,176,.7);
}
.brand small{display:block;font-size:11px;font-weight:500;color:var(--text-3);letter-spacing:.06em;}
.nav-search{
  display:flex;align-items:center;gap:10px;
  width:100%;max-width:600px;margin:0 auto;
  background:var(--panel);
  border:1px solid var(--line-strong);
  border-radius:var(--radius-pill);
  padding:5px 5px 5px 16px;
  transition:border-color var(--dur),box-shadow var(--dur);
}
.nav-search:focus-within{border-color:rgba(63,224,176,.55);box-shadow:0 0 0 4px rgba(63,224,176,.12);}
.nav-search svg{flex:none;color:var(--text-3);}
.nav-search input{
  flex:1;min-width:0;background:transparent;border:0;outline:none;
  color:var(--text);font-size:15px;padding:8px 0;
}
.nav-search input::placeholder{color:var(--text-3);}
.search-btn{
  flex:none;border:0;cursor:pointer;
  background:linear-gradient(135deg,var(--primary),var(--primary-strong));
  color:#08211A;font-weight:700;font-size:14.5px;
  border-radius:var(--radius-pill);
  padding:9px 20px;
  transition:filter var(--dur),box-shadow var(--dur),transform var(--dur);
}
.search-btn:hover{filter:brightness(1.08);box-shadow:0 0 26px -6px rgba(63,224,176,.75);}
.search-btn:active{transform:translateY(1px);}
.nav-actions{display:flex;align-items:center;gap:12px;justify-self:end;}
.btn-ghost{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 18px;border-radius:var(--radius-pill);
  border:1px solid var(--line-strong);color:var(--text);
  font-size:14.5px;font-weight:600;background:transparent;
  transition:border-color var(--dur),color var(--dur),background var(--dur);
  white-space:nowrap;
}
.btn-ghost:hover{border-color:rgba(63,224,176,.55);color:var(--primary);background:rgba(63,224,176,.07);}
.hamburger{
  width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line-strong);background:var(--panel);
  display:none;place-items:center;cursor:pointer;
}
.nav-cats{
  display:flex;align-items:center;gap:6px;
  border-top:1px solid var(--line);
  padding:8px 0 10px;
  overflow-x:auto;scrollbar-width:none;
}
.nav-cats::-webkit-scrollbar{display:none;}
.nav-cats a{
  flex:none;
  display:inline-block;
  padding:7px 15px;border-radius:var(--radius-pill);
  font-size:14.5px;color:var(--text-2);font-weight:500;
  border:1px solid transparent;
  transition:color var(--dur),background var(--dur),border-color var(--dur);
  white-space:nowrap;
}
.nav-cats a:hover{color:var(--text);background:rgba(255,255,255,.05);}
.nav-cats a.active{color:var(--primary);background:rgba(63,224,176,.12);border-color:rgba(63,224,176,.3);}
.site-drawer{background:var(--panel);color:var(--text);border-left:1px solid var(--line);width:min(88vw,340px);}
.site-drawer .offcanvas-header{border-bottom:1px solid var(--line);}
.site-drawer .drawer-links a{
  display:block;padding:13px 4px;font-size:15.5px;color:var(--text);
  border-bottom:1px solid var(--line);
}
.site-drawer .drawer-links a:hover{color:var(--primary);}
.wordmark{font-weight:700;font-size:17px;color:#fff;}

/* ================= 5. 首屏 KV ================= */
.hero{
  position:relative;
  min-height:82vh;
  display:flex;align-items:center;
  padding:96px 0 88px;
  overflow:hidden;
  border-bottom:1px solid var(--line);
}
.hero-bg{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  opacity:.55;
}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,13,26,.72) 0%,rgba(11,13,26,.86) 55%,var(--bg) 100%);
}
.hero-stars{
  position:absolute;inset:0;
  background-image:
    radial-gradient(1.6px 1.6px at 12% 24%,rgba(255,255,255,.75),transparent 60%),
    radial-gradient(1.4px 1.4px at 32% 68%,rgba(255,255,255,.55),transparent 60%),
    radial-gradient(1.8px 1.8px at 58% 18%,rgba(63,224,176,.85),transparent 60%),
    radial-gradient(1.3px 1.3px at 76% 52%,rgba(255,255,255,.6),transparent 60%),
    radial-gradient(1.5px 1.5px at 88% 78%,rgba(139,123,255,.8),transparent 60%),
    radial-gradient(1.2px 1.2px at 44% 88%,rgba(255,255,255,.5),transparent 60%);
  opacity:.5;
}
.hero-orbit{position:absolute;inset:0;opacity:.4;pointer-events:none;}
.hero-inner{position:relative;z-index:2;}
.hero-copy{max-width:660px;}
.hero-brand{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 16px;margin-bottom:22px;
  border-radius:var(--radius-pill);
  border:1px solid rgba(63,224,176,.28);
  background:rgba(63,224,176,.09);
  color:var(--primary);font-size:13.5px;font-weight:600;letter-spacing:.04em;
}
.hero h1{margin-bottom:20px;}
.hero-sub{color:var(--text-2);font-size:18px;max-width:560px;margin-bottom:32px;}
.hero-cta{display:flex;flex-wrap:wrap;align-items:center;gap:22px;margin-bottom:38px;}
.btn-glow{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 34px;border-radius:var(--radius-pill);
  background:linear-gradient(135deg,var(--primary),var(--primary-strong));
  color:#08211A;font-weight:700;font-size:16px;
  box-shadow:0 0 0 1px rgba(63,224,176,.4),0 18px 46px -18px rgba(63,224,176,.85);
  transition:transform var(--dur),box-shadow var(--dur),filter var(--dur);
}
.btn-glow:hover{color:#08211A;transform:translateY(-2px);filter:brightness(1.06);box-shadow:0 0 0 1px rgba(63,224,176,.6),0 24px 58px -16px rgba(63,224,176,.95);}
.link-arrow{
  display:inline-flex;align-items:center;gap:8px;
  font-weight:600;font-size:15.5px;color:var(--text);
  padding:12px 4px;
}
.link-arrow svg{transition:transform var(--dur);}
.link-arrow:hover{color:var(--primary);}
.link-arrow:hover svg{transform:translateY(3px);}
.hero-points{display:flex;flex-wrap:wrap;gap:12px;}
.hero-points li{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14px;color:var(--text-2);
  background:rgba(255,255,255,.04);
  border:1px solid var(--line);
  border-radius:var(--radius-pill);
  padding:7px 15px;
}
.hero-points li b{color:var(--text);font-weight:600;}
.hero-panel{
  margin-top:44px;
  background:rgba(20,24,48,.72);
  border:1px solid var(--line-strong);
  border-radius:var(--radius-lg);
  padding:22px;
  box-shadow:var(--shadow-soft);
  backdrop-filter:blur(10px);
  max-width:660px;
}
.hero-panel .panel-label{font-size:13.5px;color:var(--text-3);margin-bottom:12px;}
.hero-panel .hero-search{max-width:none;margin:0;background:rgba(11,13,26,.6);}
.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:18px;}
.hero-stats .stat{
  background:rgba(255,255,255,.035);
  border:1px solid var(--line);
  border-radius:14px;padding:14px 16px;
}
.hero-stats .stat b{display:block;font-size:24px;font-weight:700;color:var(--primary);letter-spacing:-.01em;}
.hero-stats .stat span{font-size:13px;color:var(--text-3);}

/* ================= 6. 玩法轨道 ================= */
.track-list{display:flex;flex-direction:column;gap:72px;}
.track-item{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;}
.track-item.reverse .track-media{order:-1;}
.track-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:52px;height:52px;border-radius:16px;margin-bottom:20px;
  font-size:18px;font-weight:700;color:var(--primary);
  background:rgba(63,224,176,.10);
  border:1px solid rgba(63,224,176,.3);
}
.track-item h3{margin-bottom:12px;}
.track-item p{color:var(--text-2);margin-bottom:14px;}
.track-item .mini-list li{
  position:relative;padding-left:18px;color:var(--text-2);font-size:15px;margin-bottom:8px;
}
.track-item .mini-list li::before{
  content:"";position:absolute;left:0;top:.72em;width:7px;height:7px;border-radius:50%;
  background:var(--primary);box-shadow:0 0 8px rgba(63,224,176,.8);
}
.track-media{
  border-radius:var(--radius-lg);overflow:hidden;position:relative;
  border:1px solid var(--line-strong);box-shadow:var(--shadow-card);
  aspect-ratio:16/11;background:var(--panel);
}
.track-media img{width:100%;height:100%;object-fit:cover;transition:transform 420ms ease;}
.track-media:hover img{transform:scale(1.04);}
.track-media .tag-on{
  position:absolute;left:16px;bottom:16px;
  background:rgba(11,13,26,.82);border:1px solid var(--line-strong);
  color:var(--text);font-size:13px;border-radius:var(--radius-pill);padding:6px 14px;
}

/* ================= 7. 最新信息（CMS 列表） ================= */
.section-news{background:linear-gradient(180deg,transparent,rgba(20,24,48,.5) 40%,transparent);}
.news-card{
  display:flex;flex-direction:column;height:100%;
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
  transition:transform var(--dur),border-color var(--dur),box-shadow var(--dur);
}
.news-card:hover{transform:translateY(-4px);border-color:rgba(63,224,176,.45);box-shadow:var(--shadow-card);}
.news-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--panel-2);}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform 420ms ease;}
.news-card:hover .news-thumb img{transform:scale(1.04);}
.badge-cat{
  position:absolute;left:14px;top:14px;
  font-size:12.5px;font-weight:600;
  color:#08211A;background:var(--primary);
  border-radius:var(--radius-sm);padding:4px 11px;
}
.news-body{padding:20px 20px 18px;display:flex;flex-direction:column;flex:1;}
.news-body h3{
  font-size:18px;line-height:1.5;margin-bottom:10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card:hover .news-body h3{color:var(--primary);}
.news-body p{
  color:var(--text-2);font-size:14.5px;line-height:1.75;margin-bottom:18px;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.news-foot{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;
  padding-top:14px;border-top:1px solid var(--line);
  font-size:13px;color:var(--text-3);
}
.news-foot .read{display:inline-flex;align-items:center;gap:6px;color:var(--primary);font-weight:600;}
.feature-card{
  display:grid;grid-template-columns:1.05fr 1fr;
  background:var(--panel-2);
  border:1px solid var(--line-strong);
  border-radius:var(--radius-lg);
  overflow:hidden;
  transition:border-color var(--dur),box-shadow var(--dur);
}
.feature-card:hover{border-color:rgba(63,224,176,.45);box-shadow:var(--shadow-card);}
.feature-card .news-thumb{aspect-ratio:auto;height:100%;min-height:280px;}
.feature-card .news-body{padding:34px;}
.feature-card .news-body h3{font-size:24px;-webkit-line-clamp:3;}
.feature-card .news-body p{-webkit-line-clamp:4;font-size:15.5px;}
.empty-state{
  text-align:center;padding:56px 24px;
  background:var(--panel);border:1px dashed var(--line-strong);
  border-radius:var(--radius-lg);color:var(--text-2);
}
.empty-state .ico{
  width:56px;height:56px;margin:0 auto 16px;border-radius:50%;
  display:grid;place-items:center;background:rgba(63,224,176,.1);
  border:1px solid rgba(63,224,176,.3);color:var(--primary);
}
.more-row{display:flex;justify-content:center;margin-top:46px;}
.btn-outline{
  display:inline-flex;align-items:center;gap:8px;
  padding:12px 30px;border-radius:var(--radius-pill);
  border:1px solid rgba(63,224,176,.45);color:var(--primary);font-weight:600;font-size:15px;
  transition:background var(--dur),color var(--dur);
}
.btn-outline:hover{background:rgba(63,224,176,.12);color:var(--primary);}

/* ================= 8. 奖励横向滚动 ================= */
.reward-scroll{
  display:flex;gap:20px;
  overflow-x:auto;
  padding:8px 24px 26px;
  margin:0 -24px;
  scroll-snap-type:x mandatory;
  scrollbar-width:none;
}
.reward-scroll::-webkit-scrollbar{display:none;}
.reward-card{
  flex:0 0 288px;scroll-snap-align:start;position:relative;
  background:var(--panel);border:1px solid var(--line);
  border-radius:var(--radius);padding:24px 22px 22px;
  overflow:hidden;
  transition:transform var(--dur),border-color var(--dur),box-shadow var(--dur);
}
.reward-card:hover{transform:translateY(-4px);border-color:rgba(63,224,176,.45);box-shadow:var(--shadow-card);}
.reward-card .rarity{position:absolute;left:0;right:0;top:0;height:4px;}
.rarity.r1{background:linear-gradient(90deg,var(--primary),#2BC796);}
.rarity.r2{background:linear-gradient(90deg,var(--violet),#5F4FE0);}
.rarity.r3{background:linear-gradient(90deg,var(--amber),#E2892C);}
.reward-card .count{
  position:absolute;right:16px;top:18px;
  font-size:12.5px;font-weight:700;color:var(--amber);
  background:rgba(255,180,84,.12);border:1px solid rgba(255,180,84,.32);
  border-radius:var(--radius-sm);padding:4px 10px;
}
.reward-card h3{font-size:17.5px;margin:10px 0 8px;}
.reward-card p{color:var(--text-2);font-size:14.5px;margin-bottom:16px;}
.reward-card .view{font-size:14.5px;font-weight:600;}
.scroll-hint{font-size:13px;color:var(--text-3);margin-top:6px;}

/* ================= 9. 任务进度 ================= */
.progress-panel{
  background:var(--panel);border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:32px;
}
.progress-panel + .progress-panel{margin-top:20px;}
.progress-row{padding:20px 0;border-bottom:1px dashed var(--line);}
.progress-row:last-child{border-bottom:0;padding-bottom:0;}
.progress-row:first-child{padding-top:0;}
.pr-head{display:flex;align-items:center;gap:12px;margin-bottom:12px;}
.pr-dot{
  flex:none;width:16px;height:16px;border-radius:50%;
  background:var(--primary);box-shadow:0 0 12px rgba(63,224,176,.85);
  display:grid;place-items:center;
}
.pr-dot.done::after{content:"";width:7px;height:4px;border-left:2px solid #08211A;border-bottom:2px solid #08211A;transform:rotate(-45deg) translateY(-1px);}
.pr-name{font-weight:600;color:var(--text);font-size:16px;}
.pr-pct{margin-left:auto;font-size:14px;font-weight:700;color:var(--primary);}
.pr-track{height:8px;border-radius:var(--radius-pill);background:rgba(255,255,255,.08);overflow:hidden;}
.pr-track span{
  display:block;height:100%;border-radius:var(--radius-pill);
  background:linear-gradient(90deg,var(--primary),var(--violet));
}
.pr-note{font-size:13.5px;color:var(--text-3);margin:10px 0 0;}
.login-hint{
  display:flex;flex-wrap:wrap;align-items:center;gap:16px;
  margin-top:26px;padding:20px 24px;
  border-radius:var(--radius);
  background:rgba(63,224,176,.07);
  border:1px solid rgba(63,224,176,.28);
}
.login-hint p{margin:0;color:var(--text-2);font-size:14.5px;}
.login-hint .btn-glow{padding:11px 26px;font-size:15px;}

/* ================= 10. CTA 通栏 ================= */
.cta-band{
  position:relative;overflow:hidden;
  border-radius:var(--radius-lg);
  border:1px solid var(--line-strong);
  background:linear-gradient(120deg,#141830 0%,#1B2140 52%,#141830 100%);
  padding:64px 56px;
  box-shadow:var(--shadow-card);
}
.cta-band .cta-bg{
  position:absolute;inset:0;background-size:cover;background-position:center;opacity:.18;
}
.cta-band .cta-inner{position:relative;z-index:2;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:32px;}
.cta-band h2{margin-bottom:12px;}
.cta-band p{color:var(--text-2);margin:0;max-width:520px;}

/* ================= 11. FAQ 手风琴 ================= */
.sfaq .accordion-item{
  background:var(--panel-2);
  border:1px solid var(--line);
  border-radius:var(--radius)!important;
  margin-bottom:14px;overflow:hidden;
}
.sfaq .accordion-button{
  background:transparent;color:var(--text);
  font-weight:600;font-size:16.5px;line-height:1.6;
  padding:20px 56px 20px 26px;
  border:0;box-shadow:none;
  position:relative;
}
.sfaq .accordion-button::before{
  content:"";position:absolute;left:12px;top:50%;transform:translateY(-50%);
  width:3px;height:20px;border-radius:3px;background:var(--primary);opacity:.9;
  transition:height var(--dur);
}
.sfaq .accordion-button:not(.collapsed)::before{height:32px;}
.sfaq .accordion-button:not(.collapsed){color:var(--primary);background:rgba(63,224,176,.06);}
.sfaq .accordion-button:focus{box-shadow:0 0 0 3px rgba(63,224,176,.22);}
.sfaq .accordion-button::after{
  content:"+";display:grid;place-items:center;
  position:absolute;right:20px;top:50%;transform:translateY(-50%) rotate(0deg);
  width:26px;height:26px;border-radius:50%;
  background:rgba(63,224,176,.12);color:var(--primary);
  font-size:18px;line-height:1;font-weight:700;
  background-image:none!important;
  transition:transform var(--dur),background var(--dur);
}
.sfaq .accordion-button:not(.collapsed)::after{transform:translateY(-50%) rotate(135deg);background:rgba(63,224,176,.22);}
.sfaq .accordion-body{color:var(--text-2);font-size:15.5px;padding:4px 26px 24px;line-height:1.85;}

/* ================= 12. 页脚 ================= */
.site-footer{
  border-top:1px solid var(--line);
  background:rgba(20,24,48,.45);
  padding:72px 0 32px;
  margin-top:0;
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;}
.footer-brand p{color:var(--text-3);font-size:14.5px;margin:16px 0 0;max-width:320px;}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:18px;font-weight:700;}
.footer-col a{display:block;color:var(--text-2);font-size:14.5px;padding:6px 0;}
.footer-col a:hover{color:var(--primary);}
.footer-bottom{
  margin-top:52px;padding-top:24px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:14px;
  color:var(--text-3);font-size:13.5px;
}

/* ================= 13. 响应式断点 ================= */
@media (max-width:1199px){
  .nav-search{max-width:100%;}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;row-gap:34px;}
}
@media (max-width:991px){
  .nav-main{grid-template-columns:auto auto;}
  .nav-search{order:3;grid-column:1 / -1;max-width:100%;margin:0 0 14px;}
  .site-header .nav-main{height:auto;padding-top:12px;padding-bottom:6px;}
  .site-header.is-scrolled .nav-main{height:auto;}
  .hamburger{display:grid;}
  .btn-ghost{display:none;}
  .hero{min-height:auto;padding:68px 0 64px;}
  .section{padding:78px 0;}
  .track-item{grid-template-columns:1fr;gap:28px;}
  .track-item.reverse .track-media{order:0;}
  .feature-card{grid-template-columns:1fr;}
  .feature-card .news-thumb{min-height:220px;}
  .feature-card .news-body{padding:24px;}
  .cta-band{padding:44px 30px;}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:575px){
  .site-container{padding-left:18px;padding-right:18px;}
  body{font-size:16px;}
  .section{padding:60px 0;}
  .hero-sub{font-size:16.5px;}
  .hero-cta{gap:14px;}
  .btn-glow{width:100%;}
  .hero-stats{grid-template-columns:1fr 1fr;}
  .hero-stats .stat:last-child{grid-column:1 / -1;}
  .reward-scroll{padding-left:18px;padding-right:18px;margin:0 -18px;}
  .reward-card{flex:0 0 82%;}
  .progress-panel{padding:22px;}
  .sfaq .accordion-button{font-size:15.5px;padding:18px 50px 18px 22px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;}
}

/* roulang page: category1 */
:root{
  --bg:#0B0D1A;
  --panel:#141830;
  --panel-2:#1B2140;
  --primary:#3FE0B0;
  --primary-deep:#17876A;
  --amber:#FFB454;
  --violet:#8B7BFF;
  --text:#E8EBF5;
  --muted:#A6ADC9;
  --dim:#6E7590;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(63,224,176,.45);
  --radius:18px;
  --radius-lg:24px;
  --radius-sm:14px;
  --shadow:0 0 0 1px rgba(255,255,255,.06),0 18px 50px -20px rgba(63,224,176,.30);
  --shadow-soft:0 0 0 1px rgba(255,255,255,.05),0 12px 34px -22px rgba(0,0,0,.7);
  --gap-section:104px;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  background-image:
    radial-gradient(1.6px 1.6px at 12% 18%,rgba(255,255,255,.42),transparent 60%),
    radial-gradient(1.4px 1.4px at 78% 12%,rgba(139,123,255,.55),transparent 60%),
    radial-gradient(1.6px 1.6px at 62% 46%,rgba(63,224,176,.42),transparent 60%),
    radial-gradient(1.2px 1.2px at 32% 72%,rgba(255,180,84,.36),transparent 60%),
    radial-gradient(1.4px 1.4px at 88% 82%,rgba(255,255,255,.30),transparent 60%);
  background-repeat:no-repeat;
  background-size:1400px 900px;
}
img{max-width:100%;display:block;}
a{color:var(--primary);text-decoration:none;transition:color .22s ease,opacity .22s ease;}
a:hover{color:var(--primary);opacity:.86;}
p{margin:0 0 1.15em;color:var(--muted);}
h1,h2,h3,h4{margin:0 0 .6em;color:var(--text);font-weight:700;letter-spacing:-.01em;}
h1{font-size:clamp(30px,4.6vw,52px);line-height:1.25;letter-spacing:-.02em;}
h2{font-size:clamp(24px,3vw,32px);line-height:1.35;}
h3{font-size:clamp(19px,2.1vw,22px);line-height:1.45;}
ul,ol{margin:0 0 1.2em;padding-left:1.2em;}
li{margin-bottom:.5em;color:var(--muted);}
button,input{font-family:inherit;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px;}

.site-container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 24px;
}
@media (min-width:1600px){
  .site-container{max-width:1280px;}
}

/* ===== 顶部导航 ===== */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:rgba(11,13,26,.82);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
  transition:background .28s ease,box-shadow .28s ease;
}
.site-header.is-scrolled{
  background:rgba(11,13,26,.94);
  box-shadow:0 14px 40px -28px rgba(0,0,0,.95);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:22px;
  height:76px;
  transition:height .28s ease;
}
.site-header.is-scrolled .header-inner{height:64px;}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  color:var(--text);
  font-weight:700;
  font-size:17px;
  letter-spacing:-.01em;
  white-space:nowrap;
}
.brand:hover{color:var(--text);opacity:1;}
.brand-mark{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:36px;
  height:36px;
  border-radius:12px;
  background:linear-gradient(150deg,rgba(63,224,176,.20),rgba(139,123,255,.22));
  box-shadow:0 0 0 1px rgba(255,255,255,.08),0 10px 26px -16px rgba(63,224,176,.7);
}
.brand small{
  display:block;
  font-size:11px;
  font-weight:400;
  color:var(--dim);
  letter-spacing:.02em;
  line-height:1.3;
}
.brand-text{display:flex;flex-direction:column;}

.nav-search{
  position:relative;
  flex:1 1 auto;
  max-width:520px;
  display:flex;
  align-items:center;
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:999px;
  padding:4px 4px 4px 16px;
  transition:border-color .22s ease,box-shadow .22s ease;
}
.nav-search:focus-within{
  border-color:var(--line-strong);
  box-shadow:0 0 0 4px rgba(63,224,176,.12);
}
.nav-search i{
  color:var(--dim);
  font-size:14px;
  margin-right:10px;
}
.nav-search input{
  flex:1;
  min-width:0;
  background:transparent;
  border:0;
  color:var(--text);
  font-size:14.5px;
  padding:10px 0;
  outline:none;
}
.nav-search input::placeholder{color:var(--dim);}
.nav-search button{
  flex:0 0 auto;
  border:0;
  border-radius:999px;
  padding:9px 20px;
  font-size:14px;
  font-weight:600;
  color:#06231B;
  background:linear-gradient(135deg,var(--primary),#2FC79C);
  cursor:pointer;
  transition:filter .2s ease,box-shadow .2s ease;
}
.nav-search button:hover{
  filter:brightness(1.08);
  box-shadow:0 0 0 6px rgba(63,224,176,.14);
}
.header-actions{
  display:flex;
  align-items:center;
  gap:12px;
  margin-left:auto;
}
.btn-ghost-sm,
.btn-solid-sm{
  display:inline-flex;
  align-items:center;
  gap:8px;
  border-radius:999px;
  padding:10px 20px;
  font-size:14px;
  font-weight:600;
  white-space:nowrap;
  transition:transform .2s ease,box-shadow .2s ease,filter .2s ease,background .2s ease;
}
.btn-solid-sm{
  color:#06231B;
  background:linear-gradient(135deg,var(--primary),#2FC79C);
  box-shadow:0 12px 30px -16px rgba(63,224,176,.9);
}
.btn-solid-sm:hover{color:#06231B;filter:brightness(1.08);transform:translateY(-1px);}
.btn-ghost-sm{
  color:var(--text);
  border:1px solid var(--line);
  background:rgba(255,255,255,.02);
}
.btn-ghost-sm:hover{color:var(--primary);border-color:var(--line-strong);}
.menu-toggle{
  display:none;
  width:44px;
  height:44px;
  border-radius:14px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
  color:var(--text);
  font-size:17px;
  cursor:pointer;
}
.menu-toggle:hover{border-color:var(--line-strong);color:var(--primary);}

.nav-cats{
  display:flex;
  align-items:center;
  gap:6px;
  overflow-x:auto;
  padding:0 24px 12px;
  max-width:1200px;
  margin:0 auto;
  scrollbar-width:none;
}
.nav-cats::-webkit-scrollbar{display:none;}
.nav-cats a{
  flex:0 0 auto;
  padding:7px 16px;
  border-radius:999px;
  font-size:13.5px;
  color:var(--muted);
  border:1px solid transparent;
  transition:color .2s ease,background .2s ease,border-color .2s ease;
}
.nav-cats a:hover{
  color:var(--text);
  background:rgba(255,255,255,.05);
  border-color:var(--line);
  opacity:1;
}
.nav-cats a.active{
  color:#06231B;
  font-weight:600;
  background:linear-gradient(135deg,var(--primary),#2FC79C);
}

/* 移动抽屉 */
.drawer-backdrop{
  position:fixed;
  inset:0;
  background:rgba(4,6,14,.7);
  opacity:0;
  visibility:hidden;
  transition:opacity .26s ease,visibility .26s ease;
  z-index:1040;
}
.drawer-backdrop.show{opacity:1;visibility:visible;}
.mobile-drawer{
  position:fixed;
  top:0;
  right:0;
  width:min(86vw,340px);
  height:100%;
  background:var(--panel);
  border-left:1px solid var(--line);
  padding:22px 20px 32px;
  transform:translateX(102%);
  transition:transform .3s cubic-bezier(.4,.1,.2,1);
  z-index:1050;
  overflow-y:auto;
}
.mobile-drawer.show{transform:translateX(0);}
.mobile-drawer .drawer-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  margin-bottom:18px;
}
.mobile-drawer .drawer-close{
  width:40px;height:40px;border-radius:12px;
  border:1px solid var(--line);
  background:transparent;color:var(--text);font-size:16px;cursor:pointer;
}
.mobile-drawer .nav-search{margin-bottom:20px;max-width:100%;}
.mobile-drawer nav{display:flex;flex-direction:column;gap:6px;}
.mobile-drawer nav a{
  padding:12px 14px;
  border-radius:14px;
  color:var(--muted);
  font-size:15px;
  border:1px solid transparent;
}
.mobile-drawer nav a:hover,
.mobile-drawer nav a.active{
  color:var(--text);
  background:var(--panel-2);
  border-color:var(--line);
  opacity:1;
}

/* ===== 通用板块 ===== */
main{display:block;}
.section{padding:var(--gap-section) 0;}
.section-tight{padding:72px 0;}
.section-head{max-width:760px;margin-bottom:44px;}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  letter-spacing:.06em;
  color:var(--primary);
  background:rgba(63,224,176,.10);
  border:1px solid rgba(63,224,176,.24);
  border-radius:999px;
  padding:5px 14px;
  margin-bottom:18px;
}
.section-head p{margin-bottom:0;font-size:16.5px;}

/* ===== 分类 Hero ===== */
.cate-hero{
  position:relative;
  overflow:hidden;
  border-bottom:1px solid var(--line);
}
.cate-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:linear-gradient(180deg,rgba(11,13,26,.80),rgba(11,13,26,.94)),url("/assets/images/backpic/back-2.png");
  background-size:cover;
  background-position:center;
  opacity:.9;
}
.cate-hero::after{
  content:"";
  position:absolute;
  inset:0;
  background-image:radial-gradient(circle at 78% 28%,rgba(139,123,255,.22),transparent 55%);
  pointer-events:none;
}
.cate-hero .inner{
  position:relative;
  z-index:2;
  padding:76px 0 84px;
}
.crumb{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:13.5px;
  color:var(--dim);
  margin-bottom:22px;
}
.crumb a{color:var(--muted);}
.crumb a:hover{color:var(--primary);}
.cate-hero h1{margin-bottom:18px;}
.cate-hero h1 span{color:var(--primary);}
.hero-lead{
  max-width:660px;
  font-size:17px;
  color:var(--muted);
  margin-bottom:30px;
}
.hero-search{
  display:flex;
  align-items:center;
  gap:8px;
  max-width:620px;
  background:rgba(20,24,48,.88);
  border:1px solid var(--line);
  border-radius:999px;
  padding:6px 6px 6px 20px;
  box-shadow:var(--shadow);
  transition:border-color .22s ease,box-shadow .22s ease;
}
.hero-search:focus-within{
  border-color:var(--line-strong);
  box-shadow:0 0 0 5px rgba(63,224,176,.12);
}
.hero-search i{color:var(--dim);margin-right:10px;}
.hero-search input{
  flex:1;
  min-width:0;
  background:transparent;
  border:0;
  color:var(--text);
  font-size:15px;
  padding:12px 0;
  outline:none;
}
.hero-search input::placeholder{color:var(--dim);}
.hero-search button{
  border:0;
  border-radius:999px;
  padding:12px 28px;
  font-size:15px;
  font-weight:600;
  color:#06231B;
  background:linear-gradient(135deg,var(--primary),#2FC79C);
  cursor:pointer;
  transition:filter .2s ease,box-shadow .2s ease;
}
.hero-search button:hover{filter:brightness(1.08);box-shadow:0 0 0 7px rgba(63,224,176,.14);}
.hero-tags{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:24px;
}
.hero-tags span{
  font-size:13px;
  color:var(--muted);
  padding:6px 14px;
  border-radius:999px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
}

/* ===== 分步图文 ===== */
.step-row{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:56px;
  align-items:center;
  padding:38px 0;
  border-top:1px solid var(--line);
}
.step-row:last-child{border-bottom:1px solid var(--line);}
.step-row.reverse .step-copy{order:2;}
.step-row.reverse .step-visual{order:1;}
.step-no{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:44px;height:44px;
  border-radius:14px;
  font-weight:700;
  font-size:16px;
  color:var(--primary);
  background:rgba(63,224,176,.10);
  border:1px solid rgba(63,224,176,.28);
  margin-bottom:16px;
}
.step-copy h3{margin-bottom:12px;}
.step-copy p{margin-bottom:14px;}
.step-list{list-style:none;padding:0;margin:0;}
.step-list li{
  position:relative;
  padding-left:24px;
  font-size:15px;
  color:var(--muted);
  line-height:1.75;
}
.step-list li::before{
  content:"";
  position:absolute;
  left:0;
  top:11px;
  width:8px;height:8px;
  border-radius:50%;
  background:var(--primary);
  box-shadow:0 0 0 4px rgba(63,224,176,.14);
}
/* 证件样式面板 */
.id-card{
  position:relative;
  background:linear-gradient(160deg,var(--panel-2),var(--panel));
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:26px 26px 22px;
  box-shadow:var(--shadow);
  overflow:hidden;
}
.id-card::after{
  content:"";
  position:absolute;
  right:-40px;top:-40px;
  width:170px;height:170px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(139,123,255,.30),transparent 65%);
  pointer-events:none;
}
.id-card-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding-bottom:16px;
  border-bottom:1px dashed var(--line);
  margin-bottom:18px;
}
.id-card-head strong{font-size:15px;letter-spacing:.02em;}
.id-card-head em{
  font-style:normal;
  font-size:12px;
  color:var(--amber);
  border:1px solid rgba(255,180,84,.35);
  background:rgba(255,180,84,.10);
  border-radius:8px;
  padding:3px 10px;
}
.id-field{
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap:16px;
  padding:11px 0;
  border-bottom:1px solid var(--line);
  font-size:14.5px;
}
.id-field:last-of-type{border-bottom:0;}
.id-field span{color:var(--dim);flex:0 0 auto;}
.id-field b{color:var(--text);font-weight:600;text-align:right;}
.id-bars{
  display:flex;
  align-items:flex-end;
  gap:3px;
  height:34px;
  margin-top:18px;
  padding-top:14px;
  border-top:1px dashed var(--line);
}
.id-bars i{
  display:block;
  width:3px;
  border-radius:2px;
  background:rgba(255,255,255,.22);
}
.id-bars i:nth-child(3n){height:70%;background:rgba(63,224,176,.55);}
.id-bars i:nth-child(3n+1){height:46%;}
.id-bars i:nth-child(3n+2){height:92%;}

/* ===== 常见登录方式 ===== */
.way-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.way-card{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:26px 24px;
  box-shadow:var(--shadow-soft);
  transition:transform .24s ease,border-color .24s ease,box-shadow .24s ease;
}
.way-card:hover{
  transform:translateY(-4px);
  border-color:var(--line-strong);
  box-shadow:var(--shadow);
}
.way-icon{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:46px;height:46px;
  border-radius:14px;
  font-size:17px;
  color:var(--primary);
  background:rgba(63,224,176,.10);
  border:1px solid rgba(63,224,176,.24);
  margin-bottom:18px;
}
.way-card h3{font-size:19px;margin-bottom:10px;}
.way-card p{font-size:14.6px;margin-bottom:14px;}
.way-card .way-note{
  font-size:13px;
  color:var(--amber);
  display:flex;
  align-items:center;
  gap:8px;
}
.way-card .way-note i{font-size:12px;}

/* ===== 适用场景 + 检查清单 ===== */
.scene-wrap{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:24px;
}
.scene-panel{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:30px 28px;
}
.scene-panel h3{font-size:20px;margin-bottom:18px;}
.scene-panel ul{list-style:none;padding:0;margin:0;}
.scene-panel ul li{
  display:flex;
  gap:12px;
  font-size:15px;
  padding:11px 0;
  border-bottom:1px solid var(--line);
}
.scene-panel ul li:last-child{border-bottom:0;}
.scene-panel ul li i{color:var(--primary);margin-top:5px;font-size:13px;}
.check-panel{
  background:linear-gradient(165deg,var(--panel-2),var(--panel));
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:30px 28px;
  box-shadow:var(--shadow-soft);
}
.check-panel h3{font-size:20px;margin-bottom:6px;}
.check-panel .check-tip{font-size:14px;color:var(--dim);margin-bottom:18px;}
.check-item{
  display:flex;
  align-items:flex-start;
  gap:12px;
  padding:12px 0;
  border-bottom:1px dashed var(--line);
}
.check-item:last-child{border-bottom:0;}
.check-item .tick{
  flex:0 0 auto;
  width:22px;height:22px;
  border-radius:8px;
  display:flex;align-items:center;justify-content:center;
  font-size:11px;
  color:#06231B;
  background:linear-gradient(135deg,var(--primary),#2FC79C);
  margin-top:3px;
}
.check-item strong{display:block;font-size:15px;color:var(--text);font-weight:600;}
.check-item span{font-size:13.5px;color:var(--dim);}

/* ===== 交叉导航 ===== */
.cross-nav{
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  padding:44px 0;
}
.cross-nav .title{
  font-size:15px;
  color:var(--dim);
  margin-bottom:18px;
}
.cross-pills{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
}
.cross-pills a{
  display:inline-flex;
  align-items:center;
  gap:9px;
  padding:12px 22px;
  border-radius:999px;
  font-size:14.5px;
  color:var(--muted);
  border:1px solid var(--line);
  background:rgba(255,255,255,.02);
  transition:color .22s ease,border-color .22s ease,background .22s ease,transform .22s ease;
}
.cross-pills a:hover{
  color:var(--text);
  border-color:var(--line-strong);
  background:rgba(63,224,176,.08);
  transform:translateY(-2px);
  opacity:1;
}
.cross-pills a.current{
  color:#06231B;
  font-weight:600;
  background:linear-gradient(135deg,var(--primary),#2FC79C);
  border-color:transparent;
}

/* ===== FAQ ===== */
.faq-wrap{max-width:920px;}
.accordion-item{
  background:var(--panel) !important;
  border:1px solid var(--line) !important;
  border-radius:var(--radius) !important;
  margin-bottom:14px;
  overflow:hidden;
  transition:border-color .24s ease;
}
.accordion-item:hover{border-color:rgba(255,255,255,.16) !important;}
.accordion-button{
  background:transparent !important;
  color:var(--text) !important;
  font-size:16.5px;
  font-weight:600;
  padding:20px 56px 20px 24px;
  box-shadow:none !important;
  border-left:3px solid transparent;
  transition:border-color .24s ease,color .24s ease;
}
.accordion-button::after{display:none !important;}
.accordion-button .sign{
  position:absolute;
  right:24px;
  top:50%;
  width:22px;height:22px;
  transform:translateY(-50%);
  display:flex;
  align-items:center;
  justify-content:center;
  color:var(--primary);
  font-size:14px;
  transition:transform .26s ease;
}
.accordion-button:not(.collapsed){
  color:var(--primary) !important;
  border-left-color:var(--primary);
  background:rgba(63,224,176,.05) !important;
}
.accordion-button:not(.collapsed) .sign{transform:translateY(-50%) rotate(135deg);}
.accordion-body{
  padding:4px 30px 24px 24px;
  font-size:15px;
  color:var(--muted);
  line-height:1.85;
  border-left:3px solid rgba(63,224,176,.28);
}
.accordion-body p:last-child{margin-bottom:0;}

/* ===== CTA ===== */
.cta-panel{
  position:relative;
  overflow:hidden;
  border-radius:var(--radius-lg);
  border:1px solid rgba(63,224,176,.22);
  background:linear-gradient(150deg,#151A34,#0E1124);
  padding:52px 48px;
  box-shadow:var(--shadow);
}
.cta-panel::before{
  content:"";
  position:absolute;
  right:-90px;top:-90px;
  width:320px;height:320px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(139,123,255,.34),transparent 62%);
  pointer-events:none;
}
.cta-panel .inner{position:relative;z-index:2;max-width:640px;}
.cta-panel h2{margin-bottom:14px;}
.cta-panel p{font-size:16px;margin-bottom:28px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:16px;align-items:center;}
.btn-main{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:15px 36px;
  border-radius:999px;
  font-size:15.5px;
  font-weight:600;
  color:#06231B;
  background:linear-gradient(135deg,var(--primary),#2FC79C);
  box-shadow:0 0 0 1px rgba(63,224,176,.4),0 18px 44px -18px rgba(63,224,176,.85);
  transition:transform .22s ease,filter .22s ease,box-shadow .22s ease;
}
.btn-main:hover{
  color:#06231B;
  transform:translateY(-2px);
  filter:brightness(1.08);
  box-shadow:0 0 0 1px rgba(63,224,176,.5),0 22px 56px -18px rgba(63,224,176,.95);
  opacity:1;
}
.btn-line{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:15px;
  color:var(--muted);
  padding:14px 4px;
  border-bottom:1px solid transparent;
  transition:color .22s ease,border-color .22s ease;
}
.btn-line:hover{color:var(--primary);border-bottom-color:var(--primary);opacity:1;}

/* ===== 页脚 ===== */
.site-footer{
  margin-top:20px;
  border-top:1px solid var(--line);
  background:rgba(9,11,22,.92);
  padding:64px 0 30px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1fr;
  gap:38px;
  padding-bottom:44px;
  border-bottom:1px solid var(--line);
}
.footer-brand .brand{margin-bottom:16px;font-size:16px;}
.footer-brand p{font-size:14px;color:var(--dim);max-width:340px;margin-bottom:0;}
.footer-col h4{
  font-size:14.5px;
  color:var(--text);
  margin-bottom:16px;
  font-weight:600;
}
.footer-col a{
  display:block;
  font-size:14px;
  color:var(--dim);
  padding:6px 0;
  transition:color .2s ease,transform .2s ease;
}
.footer-col a:hover{color:var(--primary);transform:translateX(3px);opacity:1;}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  justify-content:space-between;
  padding-top:22px;
  font-size:13px;
  color:var(--dim);
}

/* ===== 响应式 ===== */
@media (max-width:1199px){
  :root{--gap-section:88px;}
  .way-grid{gap:20px;}
}
@media (max-width:991px){
  :root{--gap-section:72px;}
  .nav-search{max-width:60%;}
  .nav-cats{padding-bottom:10px;}
  .step-row{
    grid-template-columns:1fr;
    gap:28px;
    padding:32px 0;
  }
  .step-row.reverse .step-copy{order:1;}
  .step-row.reverse .step-visual{order:2;}
  .way-grid{grid-template-columns:1fr 1fr;}
  .scene-wrap{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
  .cta-panel{padding:42px 32px;}
}
@media (max-width:767px){
  :root{--gap-section:56px;}
  body{font-size:15.5px;}
  .site-container{padding:0 18px;}
  .nav-cats{padding:0 18px 10px;}
  .header-inner{height:auto;padding:12px 0;flex-wrap:wrap;gap:12px;}
  .site-header.is-scrolled .header-inner{height:auto;}
  .nav-search{order:3;flex:1 1 100%;max-width:100%;}
  .header-actions{margin-left:auto;}
  .menu-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .header-actions .btn-solid-sm{display:none;}
  .cate-hero .inner{padding:52px 0 60px;}
  .hero-search{flex-wrap:wrap;border-radius:20px;padding:14px;}
  .hero-search i{display:none;}
  .hero-search input{padding:8px 4px;flex:1 1 100%;}
  .hero-search button{width:100%;padding:13px;}
  .way-grid{grid-template-columns:1fr;}
  .step-row{padding:26px 0;}
  .id-card{padding:20px;}
  .scene-panel,.check-panel{padding:24px 20px;}
  .accordion-button{font-size:15.5px;padding:17px 48px 17px 18px;}
  .accordion-body{padding:4px 20px 20px 18px;}
  .cross-pills a{padding:11px 18px;font-size:14px;}
  .cta-panel{padding:34px 22px;}
  .cta-actions{flex-direction:column;align-items:stretch;}
  .btn-main{justify-content:center;}
  .btn-line{justify-content:center;}
  .footer-grid{grid-template-columns:1fr;gap:26px;padding-bottom:32px;}
  .footer-bottom{flex-direction:column;}
}
@media (max-width:519px){
  .hero-tags span{font-size:12.5px;padding:5px 12px;}
  .brand small{display:none;}
  .cate-hero h1{font-size:28px;}
}

/* roulang page: article */
:root{
  --bg:#0B0D1A;
  --panel:#141830;
  --panel-2:#1B2140;
  --primary:#3FE0B0;
  --primary-deep:#2EC79C;
  --primary-ink:#06231B;
  --primary-text:#17876A;
  --accent:#FFB454;
  --violet:#8B7BFF;
  --text:#E8EBF5;
  --muted:#A6ADC9;
  --dim:#6E7590;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(63,224,176,.45);
  --paper:#FAFAF6;
  --paper-text:#23262F;
  --paper-muted:#5A6070;
  --radius:18px;
  --radius-lg:24px;
  --radius-pill:999px;
  --shadow:0 0 0 1px rgba(255,255,255,.06), 0 18px 50px -20px rgba(63,224,176,.30);
  --shadow-soft:0 12px 34px -18px rgba(0,0,0,.7);
  --shadow-paper:0 24px 60px -28px rgba(0,0,0,.55);
  --container:1200px;
  --gap:24px;
  --t:240ms cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:0;
  pointer-events:none;
  opacity:.5;
  background-image:
    radial-gradient(1.5px 1.5px at 12% 16%, rgba(255,255,255,.55), transparent 60%),
    radial-gradient(1.2px 1.2px at 78% 8%, rgba(139,123,255,.7), transparent 60%),
    radial-gradient(1.6px 1.6px at 55% 42%, rgba(255,255,255,.35), transparent 60%),
    radial-gradient(1.2px 1.2px at 88% 62%, rgba(63,224,176,.6), transparent 60%),
    radial-gradient(1.4px 1.4px at 26% 78%, rgba(255,180,84,.5), transparent 60%),
    radial-gradient(1.1px 1.1px at 66% 90%, rgba(255,255,255,.32), transparent 60%);
}
body::after{
  content:"";
  position:fixed;
  inset:0;
  z-index:0;
  pointer-events:none;
  opacity:.35;
  background:
    radial-gradient(680px 420px at 12% -8%, rgba(63,224,176,.16), transparent 70%),
    radial-gradient(620px 420px at 92% 4%, rgba(139,123,255,.18), transparent 70%);
}
img{max-width:100%;display:block;}
a{text-decoration:none;color:inherit;transition:color var(--t),border-color var(--t),background var(--t),transform var(--t),box-shadow var(--t);}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px;}
button{font-family:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.02em;color:var(--text);}
p{margin:0;}
.site-container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;position:relative;z-index:1;}
@media (min-width:1600px){.site-container{max-width:1280px;}}
.site-header,.site-main,.site-footer{position:relative;z-index:1;}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:rgba(11,13,26,.82);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  transition:background var(--t);
}
.header-inner{display:flex;align-items:center;gap:22px;height:76px;transition:height var(--t);}
.site-header.is-scrolled .header-inner{height:64px;}
.brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:700;color:var(--text);white-space:nowrap;flex:0 0 auto;}
.brand:hover{color:var(--primary);}
.brand-mark{
  width:34px;height:34px;flex:0 0 34px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(150deg,rgba(63,224,176,.18),rgba(139,123,255,.22));
  box-shadow:0 0 0 1px rgba(63,224,176,.35);
}
.brand small{display:block;font-size:11px;font-weight:400;color:var(--dim);letter-spacing:0;line-height:1.3;}
.nav-search{
  flex:1 1 auto;
  max-width:46%;
  display:flex;align-items:center;gap:10px;
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--radius-pill);
  padding:5px 5px 5px 16px;
  transition:border-color var(--t),box-shadow var(--t);
}
.nav-search:focus-within{border-color:rgba(63,224,176,.65);box-shadow:0 0 0 4px rgba(63,224,176,.12);}
.nav-search i{color:var(--dim);font-size:14px;}
.nav-search input{
  flex:1;min-width:0;border:0;background:transparent;color:var(--text);
  font-size:14px;height:38px;outline:none;
}
.nav-search input::placeholder{color:var(--dim);}
.nav-search button{
  border:0;height:38px;padding:0 20px;border-radius:var(--radius-pill);
  background:linear-gradient(135deg,var(--primary),var(--primary-deep));
  color:var(--primary-ink);font-weight:700;font-size:14px;cursor:pointer;
  transition:filter var(--t),box-shadow var(--t);
}
.nav-search button:hover{filter:brightness(1.08);box-shadow:0 0 22px -4px rgba(63,224,176,.6);}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:auto;flex:0 0 auto;}
.btn-ghost{
  display:inline-flex;align-items:center;gap:8px;padding:9px 18px;border-radius:var(--radius-pill);
  border:1px solid var(--line);color:var(--muted);font-size:14px;font-weight:500;background:transparent;
}
.btn-ghost:hover{color:var(--text);border-color:var(--line-strong);background:rgba(255,255,255,.04);}
.btn-primary{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 26px;border-radius:var(--radius-pill);border:0;
  background:linear-gradient(135deg,var(--primary),var(--primary-deep));
  color:var(--primary-ink);font-weight:700;font-size:15px;cursor:pointer;
  box-shadow:0 12px 34px -14px rgba(63,224,176,.75);
}
.btn-primary:hover{transform:translateY(-2px);filter:brightness(1.06);box-shadow:0 18px 42px -14px rgba(63,224,176,.85);}
.btn-primary:active{transform:translateY(0);}
.btn-primary.sm{padding:10px 20px;font-size:14px;}
.header-nav{border-top:1px solid var(--line);}
.nav-cats{display:flex;gap:6px;overflow-x:auto;padding:9px 0;scrollbar-width:none;}
.nav-cats::-webkit-scrollbar{display:none;}
.nav-cats a{
  padding:9px 15px;border-radius:var(--radius-pill);color:var(--muted);
  font-size:14px;white-space:nowrap;border:1px solid transparent;
}
.nav-cats a:hover{color:var(--text);background:rgba(255,255,255,.05);}
.nav-cats a.active{color:var(--primary);background:rgba(63,224,176,.10);border-color:rgba(63,224,176,.35);}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:14px;border:1px solid var(--line);
  background:var(--panel);color:var(--text);font-size:17px;cursor:pointer;
}
.nav-toggle:hover{border-color:var(--line-strong);color:var(--primary);}

/* 移动抽屉 */
.drawer-mask{
  position:fixed;inset:0;background:rgba(4,6,14,.65);backdrop-filter:blur(3px);
  opacity:0;visibility:hidden;transition:opacity var(--t),visibility var(--t);z-index:90;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;height:100%;width:312px;max-width:86vw;z-index:95;
  background:var(--panel);border-left:1px solid var(--line);padding:20px;
  transform:translateX(102%);transition:transform var(--t);overflow-y:auto;
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.drawer-head strong{font-size:15px;color:var(--text);}
.drawer-close{width:40px;height:40px;border-radius:12px;border:1px solid var(--line);background:transparent;color:var(--muted);cursor:pointer;}
.drawer-close:hover{color:var(--primary);border-color:var(--line-strong);}
.drawer .nav-search{max-width:100%;margin-bottom:18px;background:var(--bg);}
.drawer-links{display:flex;flex-direction:column;gap:6px;}
.drawer-links a{padding:13px 14px;border-radius:14px;color:var(--muted);font-size:15px;border:1px solid transparent;}
.drawer-links a:hover{background:rgba(255,255,255,.05);color:var(--text);}
.drawer-links a.active{color:var(--primary);background:rgba(63,224,176,.10);border-color:rgba(63,224,176,.3);}

/* ---------- 文章头部 ---------- */
.article-hero{
  position:relative;overflow:hidden;
  padding:48px 0 42px;
  border-bottom:1px solid var(--line);
  background-image:linear-gradient(180deg,rgba(11,13,26,.86),rgba(11,13,26,.94)),url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
}
.article-hero::after{
  content:"";position:absolute;right:-140px;top:-160px;width:460px;height:460px;
  background:radial-gradient(circle,rgba(63,224,176,.18),transparent 68%);pointer-events:none;
}
.breadcrumb-row{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--dim);margin-bottom:22px;}
.breadcrumb-row a{color:var(--muted);}
.breadcrumb-row a:hover{color:var(--primary);}
.breadcrumb-row span.sep{color:rgba(255,255,255,.22);}
.article-badge{
  display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:8px;
  background:rgba(63,224,176,.12);border:1px solid rgba(63,224,176,.32);
  color:var(--primary);font-size:13px;font-weight:600;margin-bottom:18px;
}
.article-hero h1{
  font-size:clamp(28px,4vw,44px);line-height:1.28;letter-spacing:-.02em;
  max-width:920px;margin-bottom:20px;
}
.article-meta{display:flex;flex-wrap:wrap;gap:10px 22px;font-size:14px;color:var(--dim);}
.article-meta span{display:inline-flex;align-items:center;gap:8px;}
.article-meta i{color:rgba(63,224,176,.75);}

/* ---------- 正文布局 ---------- */
.article-layout{
  display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:32px;
  padding:48px 0 0;align-items:start;
}
.paper{
  background:var(--paper);color:var(--paper-text);
  border-radius:var(--radius-lg);box-shadow:var(--shadow-paper);
  padding:clamp(22px,4vw,48px);
}
.article-body{font-size:17px;line-height:1.85;color:var(--paper-text);}
.article-body>*:first-child{margin-top:0;}
.article-body h2{
  position:relative;font-size:clamp(22px,2.4vw,30px);line-height:1.35;color:#191C26;
  margin:2em 0 .8em;padding-left:16px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.16em;bottom:.16em;width:4px;border-radius:3px;
  background:linear-gradient(180deg,var(--primary),var(--violet));
}
.article-body h3{font-size:20px;line-height:1.45;color:#191C26;margin:1.6em 0 .6em;}
.article-body h4{font-size:17px;color:#191C26;margin:1.4em 0 .5em;}
.article-body p{margin:0 0 1.15em;}
.article-body a{color:var(--primary-text);text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{color:#0F6A52;}
.article-body strong{color:#141824;}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:1.45em;}
.article-body ul{list-style:disc;}
.article-body ol{list-style:decimal;}
.article-body li{margin:.4em 0;}
.article-body ul li::marker{color:var(--primary-text);}
.article-body ol li::marker{color:var(--primary-text);font-weight:600;}
.article-body blockquote{
  margin:1.5em 0;padding:14px 22px;border-left:4px solid var(--primary);
  background:#EFF3EE;border-radius:0 14px 14px 0;color:#3C4250;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:14px;margin:1.5em auto;height:auto;}
.article-body figure{margin:1.6em 0;}
.article-body figcaption{font-size:13px;line-height:1.6;color:var(--paper-muted);text-align:center;margin-top:10px;}
.article-body table{
  display:block;width:100%;overflow-x:auto;border-collapse:collapse;
  margin:1.5em 0;font-size:15px;
}
.article-body th,.article-body td{border:1px solid #E1E5DA;padding:10px 14px;text-align:left;white-space:nowrap;}
.article-body th{background:#F1F4EF;color:#191C26;font-weight:600;}
.article-body pre{
  background:#141830;color:#E8EBF5;padding:18px 20px;border-radius:14px;
  overflow-x:auto;font-size:14px;line-height:1.7;margin:1.5em 0;
}
.article-body code{
  background:rgba(23,135,106,.1);color:var(--primary-text);
  padding:2px 7px;border-radius:6px;font-size:.92em;
}
.article-body pre code{background:none;color:inherit;padding:0;}
.article-body hr{border:0;border-top:1px dashed #D8DDD1;margin:2em 0;}

.content-empty{
  background:var(--paper);color:var(--paper-text);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-paper);padding:56px 28px;text-align:center;
}
.content-empty i{font-size:34px;color:var(--primary-text);margin-bottom:16px;display:block;}
.content-empty h2{font-size:22px;color:#191C26;margin-bottom:10px;}
.content-empty p{color:var(--paper-muted);font-size:15px;margin-bottom:22px;}
.link-home{
  display:inline-flex;align-items:center;gap:8px;padding:11px 24px;border-radius:var(--radius-pill);
  background:linear-gradient(135deg,var(--primary),var(--primary-deep));color:var(--primary-ink);
  font-weight:700;font-size:15px;
}
.link-home:hover{filter:brightness(1.07);transform:translateY(-2px);}

/* ---------- 侧栏 ---------- */
.side-col{position:sticky;top:132px;display:flex;flex-direction:column;gap:20px;}
.side-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow-soft);}
.side-card h3{
  position:relative;font-size:15px;color:var(--text);margin-bottom:16px;padding-left:11px;letter-spacing:0;
}
.side-card h3::before{
  content:"";position:absolute;left:0;top:3px;bottom:3px;width:3px;border-radius:2px;
  background:linear-gradient(180deg,var(--primary),var(--violet));
}
.meta-list{display:flex;flex-direction:column;font-size:14px;color:var(--muted);}
.meta-list li{display:flex;justify-content:space-between;gap:12px;padding:9px 0;border-bottom:1px dashed var(--line);}
.meta-list li:last-child{border-bottom:0;padding-bottom:0;}
.meta-list li span:first-child{color:var(--dim);}
.side-links{display:flex;flex-direction:column;gap:6px;}
.side-links a{
  display:flex;align-items:center;gap:10px;padding:11px 13px;border-radius:12px;
  color:var(--muted);font-size:14px;border:1px solid transparent;
}
.side-links a i{color:var(--primary);font-size:13px;}
.side-links a:hover{background:rgba(255,255,255,.05);color:var(--text);border-color:var(--line-strong);transform:translateX(3px);}
.side-note{font-size:13px;color:var(--dim);line-height:1.75;}

/* ---------- 段落区块 ---------- */
.section{padding:64px 0;}
.section-tight{padding:44px 0;}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:32px;}
.section-head h2{font-size:clamp(22px,2.6vw,30px);line-height:1.35;}
.section-head p{color:var(--muted);font-size:15px;margin-top:8px;max-width:620px;}
.section-more{display:inline-flex;align-items:center;gap:8px;color:var(--primary);font-size:14px;font-weight:600;}
.section-more:hover{filter:brightness(1.1);}

/* 前后篇 / 返回 */
.pager-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin-top:40px;}
.pager-card{
  display:block;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:20px 22px;box-shadow:var(--shadow-soft);
}
.pager-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow);}
.pager-card small{display:block;color:var(--dim);font-size:13px;margin-bottom:8px;}
.pager-card strong{display:block;font-size:16px;color:var(--text);font-weight:600;line-height:1.5;}
.pager-card:hover strong{color:var(--primary);}
.back-row{margin-top:22px;}
.back-link{
  display:inline-flex;align-items:center;gap:8px;color:var(--muted);font-size:14px;
  padding:10px 18px;border:1px solid var(--line);border-radius:var(--radius-pill);
}
.back-link:hover{color:var(--primary);border-color:var(--line-strong);}

/* ---------- 推荐卡 ---------- */
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--gap);}
.post-card{
  display:flex;flex-direction:column;overflow:hidden;
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-soft);height:100%;
}
.post-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow);}
.post-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--panel-2);}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform var(--t);}
.post-card:hover .post-thumb img{transform:scale(1.04);}
.post-tag{
  position:absolute;left:14px;top:14px;padding:5px 11px;border-radius:8px;font-size:12px;font-weight:600;
  background:rgba(11,13,26,.78);color:var(--primary);border:1px solid rgba(63,224,176,.35);
  backdrop-filter:blur(6px);
}
.post-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.post-body h3{font-size:17px;line-height:1.5;color:var(--text);}
.post-card:hover .post-body h3{color:var(--primary);}
.post-body p{font-size:14px;line-height:1.75;color:var(--muted);}
.post-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--dim);padding-top:8px;}
.post-foot i{color:var(--primary);}

/* ---------- CTA ---------- */
.cta-panel{
  position:relative;overflow:hidden;text-align:center;
  background:linear-gradient(140deg,#141830 0%,#1B2140 58%,#241F47 100%);
  border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:clamp(30px,5vw,58px);box-shadow:var(--shadow);
}
.cta-panel::before{
  content:"";position:absolute;width:420px;height:420px;right:-130px;top:-170px;
  background:radial-gradient(circle,rgba(63,224,176,.22),transparent 66%);pointer-events:none;
}
.cta-panel::after{
  content:"";position:absolute;width:360px;height:360px;left:-140px;bottom:-180px;
  background:radial-gradient(circle,rgba(139,123,255,.22),transparent 68%);pointer-events:none;
}
.cta-panel>*{position:relative;}
.cta-panel h2{font-size:clamp(22px,2.8vw,32px);margin-bottom:14px;}
.cta-panel p{color:var(--muted);font-size:15px;max-width:640px;margin:0 auto 28px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;align-items:center;}
.btn-outline{
  display:inline-flex;align-items:center;gap:8px;padding:12px 24px;border-radius:var(--radius-pill);
  border:1px solid rgba(63,224,176,.45);color:var(--primary);font-weight:600;font-size:15px;background:transparent;
}
.btn-outline:hover{background:rgba(63,224,176,.10);transform:translateY(-2px);}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:24px;padding:64px 0 28px;
  background:linear-gradient(180deg,rgba(20,24,48,.35),rgba(11,13,26,.95));
  border-top:1px solid var(--line);
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px;padding-bottom:36px;border-bottom:1px solid var(--line);}
.footer-brand p{color:var(--dim);font-size:14px;line-height:1.8;margin-top:16px;max-width:340px;}
.footer-col h4{font-size:15px;margin-bottom:16px;color:var(--text);letter-spacing:0;}
.footer-col a{display:block;color:var(--muted);font-size:14px;padding:6px 0;}
.footer-col a:hover{color:var(--primary);}
.footer-bottom{display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;padding-top:22px;color:var(--dim);font-size:13px;}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .article-layout{grid-template-columns:minmax(0,1fr) 272px;gap:26px;}
}
@media (max-width:991px){
  .article-layout{grid-template-columns:minmax(0,1fr);}
  .side-col{position:static;}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .nav-search{max-width:60%;}
  .header-actions .btn-ghost{display:none;}
}
@media (max-width:767px){
  .site-container{padding:0 18px;}
  .header-inner{height:auto;flex-wrap:wrap;gap:12px;padding:12px 0;}
  .site-header.is-scrolled .header-inner{height:auto;}
  .brand{font-size:16px;}
  .nav-search{order:3;flex:1 0 100%;max-width:100%;}
  .header-actions{margin-left:auto;}
  .header-actions .btn-primary.sm{display:none;}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .header-nav{display:none;}
  .article-hero{padding:34px 0 30px;}
  .section{padding:48px 0;}
  .pager-row{grid-template-columns:minmax(0,1fr);}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}
  .footer-brand{grid-column:1 / -1;}
}
@media (max-width:575px){
  .card-grid{grid-template-columns:minmax(0,1fr);}
  .article-body{font-size:16px;}
  .paper{padding:22px 18px;border-radius:18px;}
  .cta-actions .btn-primary,.cta-actions .btn-outline{width:100%;justify-content:center;}
  .footer-grid{grid-template-columns:minmax(0,1fr);}
}

/* roulang page: category2 */
:root{
  --bg:#0B0D1A;
  --panel:#141830;
  --panel-2:#1B2140;
  --primary:#3FE0B0;
  --primary-deep:#17876A;
  --amber:#FFB454;
  --purple:#8B7BFF;
  --text:#E8EBF5;
  --text-2:#A6ADC9;
  --text-3:#6E7590;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.14);
  --danger:#FF7A6B;
  --paper:#FAFAF6;
  --paper-text:#23262F;
  --paper-2:#5A6070;
  --r-xs:8px;
  --r-sm:14px;
  --r-md:18px;
  --r-lg:24px;
  --r-pill:999px;
  --shadow-card:0 0 0 1px rgba(255,255,255,.06), 0 18px 50px -20px rgba(63,224,176,.30);
  --shadow-soft:0 22px 55px -30px rgba(0,0,0,.9);
  --sect:96px;
  --bs-body-font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  --bs-body-color:#E8EBF5;
  --bs-body-bg:#0B0D1A;
}

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

html{scroll-behavior:smooth}

body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16.5px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
  position:relative;
}

body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:0;
  pointer-events:none;
  background:
    radial-gradient(2px 2px at 12% 18%, rgba(232,235,245,.32), transparent 62%),
    radial-gradient(1.6px 1.6px at 82% 12%, rgba(63,224,176,.42), transparent 62%),
    radial-gradient(1.4px 1.4px at 68% 62%, rgba(139,123,255,.42), transparent 62%),
    radial-gradient(1.8px 1.8px at 28% 82%, rgba(255,180,84,.32), transparent 62%),
    radial-gradient(1.2px 1.2px at 48% 38%, rgba(232,235,245,.26), transparent 62%);
  opacity:.5;
}

main,header,footer{position:relative;z-index:1}

a{color:var(--primary);text-decoration:none;transition:color .22s ease}
a:hover{color:#6ff0c8}

img{max-width:100%;display:block}
button{font-family:inherit}
ul,ol{margin:0;padding:0;list-style:none}
p{margin:0 0 1.15em}
h1,h2,h3,h4{margin:0 0 .5em;font-weight:700;color:var(--text)}
h1{font-size:clamp(30px,4.6vw,52px);line-height:1.25;letter-spacing:-.02em}
h2{font-size:clamp(24px,3vw,33px);line-height:1.35;letter-spacing:-.01em}
h3{font-size:clamp(18px,2vw,21px);line-height:1.45}
h4{font-size:17px;line-height:1.5}

input,select,textarea{font-family:inherit;font-size:16px}

:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:4px}

.site-container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 24px;
}
@media (min-width:1600px){.site-container{max-width:1280px}}

.sect{padding:var(--sect) 0}
.sect-tight{padding:64px 0}
.sect-head{max-width:760px;margin-bottom:44px}
.sect-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13.5px;letter-spacing:.04em;color:var(--primary);
  background:rgba(63,224,176,.09);
  border:1px solid rgba(63,224,176,.28);
  border-radius:var(--r-pill);
  padding:5px 14px;margin-bottom:18px;
}
.sect-head h2{margin-bottom:14px}
.sect-head p{color:var(--text-2);font-size:16.5px;margin:0}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:1040;
  background:rgba(11,13,26,.78);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  transition:background .25s ease,box-shadow .25s ease;
}
.site-header.is-shrink{background:rgba(11,13,26,.94);box-shadow:0 18px 40px -30px rgba(0,0,0,.95)}

.nav-main{
  display:grid;
  grid-template-columns:auto minmax(0,1fr) auto;
  align-items:center;
  gap:24px;
  height:76px;
  transition:height .25s ease;
}
.site-header.is-shrink .nav-main{height:64px}

.brand{display:inline-flex;align-items:center;gap:11px;color:var(--text);white-space:nowrap}
.brand:hover{color:var(--text)}
.brand-mark{
  width:38px;height:38px;flex:0 0 38px;
  display:grid;place-items:center;
  border-radius:12px;
  background:linear-gradient(150deg,rgba(63,224,176,.20),rgba(139,123,255,.22));
  border:1px solid rgba(63,224,176,.35);
}
.brand-text{display:flex;flex-direction:column;line-height:1.2;font-size:17px;font-weight:700;letter-spacing:.01em}
.brand-text small{font-size:11.5px;font-weight:400;color:var(--text-3);letter-spacing:.02em}

.nav-search{
  display:flex;align-items:center;gap:10px;
  width:100%;max-width:560px;
  height:46px;
  padding:0 6px 0 16px;
  background:var(--panel);
  border:1px solid var(--line-strong);
  border-radius:var(--r-pill);
  transition:border-color .22s ease,box-shadow .22s ease,background .22s ease;
}
.nav-search:focus-within{
  border-color:rgba(63,224,176,.75);
  box-shadow:0 0 0 4px rgba(63,224,176,.13);
  background:#161b36;
}
.nav-search i{color:var(--text-3);font-size:14px}
.nav-search input{
  flex:1;min-width:0;height:100%;
  background:transparent;border:0;outline:none;color:var(--text);
}
.nav-search input::placeholder{color:var(--text-3)}
.nav-search button{
  flex:0 0 auto;height:34px;padding:0 18px;
  border:0;border-radius:var(--r-pill);
  background:var(--primary);color:#06231b;
  font-size:14px;font-weight:700;cursor:pointer;
  transition:filter .2s ease,box-shadow .2s ease;
}
.nav-search button:hover{filter:brightness(1.08);box-shadow:0 0 0 6px rgba(63,224,176,.16)}

.nav-actions{display:flex;align-items:center;gap:10px}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:44px;padding:0 18px;
  border-radius:var(--r-pill);
  border:1px solid var(--line-strong);
  color:var(--text-2);font-size:14.5px;
  transition:all .22s ease;
}
.btn-ghost:hover{border-color:rgba(63,224,176,.5);color:var(--text);background:rgba(63,224,176,.07)}

.btn-primary{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 24px;
  border:0;border-radius:var(--r-pill);
  background:linear-gradient(120deg,var(--primary),#57e9c1);
  color:#06231b;font-size:15px;font-weight:700;
  box-shadow:0 14px 34px -16px rgba(63,224,176,.85);
  cursor:pointer;
  transition:transform .2s ease,box-shadow .22s ease,filter .2s ease;
}
.btn-primary:hover{filter:brightness(1.06);box-shadow:0 18px 42px -14px rgba(63,224,176,.95);transform:translateY(-2px);color:#06231b}
.btn-primary:active{transform:translateY(0)}

.btn-line{
  display:inline-flex;align-items:center;gap:8px;
  min-height:44px;padding:0 22px;
  border-radius:var(--r-pill);
  border:1px solid rgba(63,224,176,.45);
  color:var(--primary);font-size:15px;font-weight:600;
  transition:all .22s ease;
}
.btn-line:hover{background:rgba(63,224,176,.1);color:#7ff2cf;border-color:rgba(63,224,176,.8)}

.nav-toggle{
  display:none;
  width:44px;height:44px;
  border-radius:12px;
  border:1px solid var(--line-strong);
  background:transparent;color:var(--text);
  cursor:pointer;
}

.nav-cats{
  display:flex;align-items:center;gap:6px;
  padding:0 0 12px;
  overflow-x:auto;
  scrollbar-width:none;
}
.nav-cats::-webkit-scrollbar{display:none}
.nav-cats a{
  flex:0 0 auto;
  padding:7px 15px;
  border-radius:var(--r-pill);
  color:var(--text-2);font-size:14.5px;
  border:1px solid transparent;
  transition:all .22s ease;
}
.nav-cats a:hover{color:var(--text);background:rgba(255,255,255,.05)}
.nav-cats a.active{
  color:var(--primary);
  background:rgba(63,224,176,.1);
  border-color:rgba(63,224,176,.34);
}

.nav-drawer{display:none}
.nav-drawer-inner{padding:14px 0 20px;border-top:1px solid var(--line)}
.drawer-title{font-size:12.5px;color:var(--text-3);margin:16px 0 10px;letter-spacing:.06em}
.drawer-links{display:grid;gap:8px}
.drawer-links a{
  display:block;padding:12px 16px;
  border-radius:var(--r-sm);
  background:var(--panel);
  border:1px solid var(--line);
  color:var(--text-2);font-size:15px;
}
.drawer-links a.active{color:var(--primary);border-color:rgba(63,224,176,.4);background:rgba(63,224,176,.08)}

/* ---------- Hero ---------- */
.page-hero{
  position:relative;
  padding:72px 0 76px;
  background-image:
    linear-gradient(180deg,rgba(11,13,26,.62),rgba(11,13,26,.94)),
    url('/assets/images/backpic/back-2.png');
  background-size:cover;
  background-position:center;
  border-bottom:1px solid var(--line);
}
.page-hero::after{
  content:"";
  position:absolute;left:0;right:0;bottom:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(63,224,176,.5),transparent);
}
.crumb{display:flex;align-items:center;gap:9px;font-size:13.5px;color:var(--text-3);margin-bottom:20px}
.crumb a{color:var(--text-3)}
.crumb a:hover{color:var(--primary)}
.crumb span{color:var(--text-3)}

.page-hero h1{max-width:900px;margin-bottom:18px}
.hero-lead{
  max-width:660px;
  font-size:18px;
  color:var(--text-2);
  margin-bottom:30px;
}
.hero-kpis{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:18px;
  max-width:720px;
  margin-bottom:32px;
}
.kpi{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:16px 18px;
}
.kpi strong{display:block;font-size:26px;color:var(--primary);line-height:1.2;font-weight:700}
.kpi span{font-size:13.5px;color:var(--text-3)}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center}

/* ---------- 轨道时间轴 ---------- */
.track{position:relative;margin-top:8px}
.track::before{
  content:"";
  position:absolute;
  left:27px;top:12px;bottom:12px;
  width:2px;
  background:linear-gradient(180deg,rgba(63,224,176,.55),rgba(139,123,255,.42),rgba(255,255,255,.04));
}
.track-item{
  position:relative;
  display:grid;
  grid-template-columns:56px minmax(0,1fr) minmax(0,220px);
  gap:24px;
  align-items:start;
  padding:26px 0;
}
.track-item + .track-item{border-top:1px solid var(--line)}
.track-no{
  width:56px;height:56px;
  display:grid;place-items:center;
  border-radius:50%;
  background:var(--panel-2);
  border:1px solid rgba(63,224,176,.4);
  color:var(--primary);
  font-size:16px;font-weight:700;
  box-shadow:0 0 0 6px rgba(63,224,176,.07);
  position:relative;z-index:1;
}
.track-item.done .track-no{
  background:linear-gradient(140deg,rgba(63,224,176,.9),rgba(87,233,193,.7));
  color:#06231b;border-color:transparent;
}
.track-body h3{margin-bottom:8px}
.track-body p{color:var(--text-2);font-size:16px;margin-bottom:12px;max-width:600px}
.track-list{display:grid;gap:8px}
.track-list li{
  position:relative;
  padding-left:22px;
  color:var(--text-2);
  font-size:15.2px;
}
.track-list li::before{
  content:"";
  position:absolute;left:2px;top:12px;
  width:7px;height:7px;border-radius:50%;
  background:var(--primary);
  box-shadow:0 0 0 4px rgba(63,224,176,.12);
}
.track-side{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:16px 18px;
}
.track-side .tag{
  display:inline-block;
  font-size:12.5px;
  padding:3px 10px;
  border-radius:var(--r-xs);
  background:rgba(255,180,84,.14);
  color:var(--amber);
  border:1px solid rgba(255,180,84,.32);
  margin-bottom:10px;
}
.track-side p{margin:0;font-size:14px;color:var(--text-3);line-height:1.7}

.progress-line{margin-top:34px;background:var(--panel);border:1px solid var(--line);border-radius:var(--r-md);padding:22px 24px}
.progress-line .pl-head{display:flex;justify-content:space-between;font-size:14px;color:var(--text-2);margin-bottom:10px}
.progress-line .pl-head b{color:var(--primary);font-size:15px}
.pl-track{height:10px;border-radius:var(--r-pill);background:rgba(255,255,255,.08);overflow:hidden}
.pl-fill{height:100%;width:62%;border-radius:var(--r-pill);background:linear-gradient(90deg,var(--primary),var(--purple))}
.pl-note{margin:12px 0 0;font-size:13.5px;color:var(--text-3)}

/* ---------- 仪表盘 / 表格感 ---------- */
.dash{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  overflow:hidden;
}
.dash-head{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
  padding:20px 24px;border-bottom:1px solid var(--line);
  background:rgba(255,255,255,.02);
}
.dash-head h3{margin:0;font-size:18px}
.dash-head span{font-size:13.5px;color:var(--text-3)}
.dash-row{
  display:grid;
  grid-template-columns:minmax(0,1.4fr) repeat(3,minmax(0,1fr));
  gap:16px;
  padding:18px 24px;
  border-bottom:1px solid var(--line);
  align-items:center;
}
.dash-row:last-child{border-bottom:0}
.dash-row.head{
  font-size:13px;color:var(--text-3);
  letter-spacing:.03em;
  background:rgba(255,255,255,.02);
}
.dash-name{font-size:15.5px;color:var(--text)}
.dash-name small{display:block;color:var(--text-3);font-size:13px;font-weight:400}
.dash-val{font-size:14.5px;color:var(--text-2)}
.dash-val b{color:var(--primary);font-weight:700}
.badge-soft{
  display:inline-block;font-size:12.5px;padding:3px 10px;border-radius:var(--r-xs);
  background:rgba(139,123,255,.15);color:#b6acff;border:1px solid rgba(139,123,255,.3);
}
.badge-soft.amber{background:rgba(255,180,84,.14);color:var(--amber);border-color:rgba(255,180,84,.32)}
.badge-soft.green{background:rgba(63,224,176,.12);color:var(--primary);border-color:rgba(63,224,176,.32)}

/* ---------- 图文分栏 ---------- */
.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:52px;align-items:center}
.split.rev .split-media{order:-1}
.split-media{
  border-radius:var(--r-lg);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--shadow-card);
  position:relative;
}
.split-media img{width:100%;aspect-ratio:16/11;object-fit:cover;transition:transform .3s ease}
.split-media:hover img{transform:scale(1.04)}
.split-text h2{margin-bottom:16px}
.split-text p{color:var(--text-2)}
.mini-list{display:grid;gap:14px;margin-top:24px}
.mini-list li{
  display:flex;gap:14px;align-items:flex-start;
  padding:14px 16px;
  border-radius:var(--r-sm);
  background:var(--panel);
  border:1px solid var(--line);
}
.mini-list i{color:var(--primary);font-size:16px;margin-top:5px}
.mini-list b{display:block;font-size:15.5px;color:var(--text);font-weight:600}
.mini-list span{font-size:14.2px;color:var(--text-3)}

/* ---------- 交叉导航 ---------- */
.cross-nav{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:32px;
}
.cross-nav h2{font-size:22px;margin-bottom:8px}
.cross-nav p{color:var(--text-3);font-size:14.5px;margin-bottom:22px}
.cross-pills{display:flex;flex-wrap:wrap;gap:12px}
.cross-pills a{
  display:inline-flex;align-items:center;gap:9px;
  min-height:46px;padding:0 22px;
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.03);
  border:1px solid var(--line-strong);
  color:var(--text-2);font-size:15px;
  transition:all .22s ease;
}
.cross-pills a:hover{
  color:var(--primary);
  border-color:rgba(63,224,176,.5);
  background:rgba(63,224,176,.08);
  transform:translateY(-2px);
}
.cross-pills a.current{
  color:#06231b;background:var(--primary);border-color:var(--primary);font-weight:700;
}

/* ---------- FAQ ---------- */
.faq-acc .accordion-item{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-md) !important;
  margin-bottom:14px;
  overflow:hidden;
  --bs-accordion-bg:transparent;
  --bs-accordion-border-color:transparent;
  --bs-accordion-color:var(--text);
  --bs-accordion-btn-color:var(--text);
  --bs-accordion-active-bg:rgba(63,224,176,.05);
  --bs-accordion-active-color:var(--primary);
  --bs-accordion-btn-focus-box-shadow:none;
}
.faq-acc .accordion-button{
  position:relative;
  background:transparent;
  color:var(--text);
  font-size:16.5px;
  font-weight:600;
  padding:20px 56px 20px 24px;
  border-left:3px solid transparent;
  transition:border-color .25s ease,color .22s ease;
}
.faq-acc .accordion-button::after{display:none}
.faq-acc .accordion-button::before{
  content:"＋";
  position:absolute;right:22px;top:50%;transform:translateY(-50%);
  font-size:19px;color:var(--primary);
  transition:transform .28s ease;
}
.faq-acc .accordion-button:not(.collapsed){
  color:var(--primary);
  border-left-color:var(--primary);
  box-shadow:none;
}
.faq-acc .accordion-button:not(.collapsed)::before{transform:translateY(-50%) rotate(90deg)}
.faq-acc .accordion-button:hover{color:var(--primary)}
.faq-acc .accordion-body{
  padding:0 24px 22px;
  color:var(--text-2);
  font-size:15.5px;
  line-height:1.85;
}

/* ---------- CTA ---------- */
.cta-panel{
  position:relative;
  border-radius:var(--r-lg);
  padding:56px 44px;
  background-image:
    linear-gradient(120deg,rgba(11,13,26,.86),rgba(20,24,48,.9)),
    url('/assets/images/backpic/back-3.webp');
  background-size:cover;
  background-position:center;
  border:1px solid rgba(63,224,176,.22);
  overflow:hidden;
  text-align:center;
}
.cta-panel h2{margin-bottom:14px}
.cta-panel p{color:var(--text-2);max-width:620px;margin:0 auto 30px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center}
.btn-glow{box-shadow:0 0 0 1px rgba(63,224,176,.4),0 20px 50px -18px rgba(63,224,176,.9)}
.cta-note{margin:20px 0 0;font-size:13.5px;color:var(--text-3)}

/* ---------- 页脚 ---------- */
.site-footer{
  border-top:1px solid var(--line);
  background:#090B16;
  padding:64px 0 28px;
  margin-top:var(--sect);
}
.footer-grid{
  display:grid;
  grid-template-columns:minmax(0,1.5fr) repeat(3,minmax(0,1fr));
  gap:40px;
}
.footer-brand .brand{margin-bottom:16px}
.footer-brand p{color:var(--text-3);font-size:14.5px;line-height:1.8;margin:0;max-width:340px}
.footer-col h4{font-size:15px;color:var(--text);margin-bottom:16px}
.footer-col a{
  display:block;
  color:var(--text-3);
  font-size:14.5px;
  padding:6px 0;
  transition:color .2s ease,transform .2s ease;
}
.footer-col a:hover{color:var(--primary);transform:translateX(3px)}
.footer-bottom{
  margin-top:44px;
  padding-top:22px;
  border-top:1px solid var(--line);
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  justify-content:space-between;
  color:var(--text-3);
  font-size:13.5px;
}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .nav-search{max-width:420px}
  .split{gap:36px}
}

@media (max-width:991px){
  :root{--sect:72px}
  .nav-main{grid-template-columns:auto minmax(0,1fr);gap:16px;height:auto;padding:12px 0}
  .nav-search{max-width:none;order:3;grid-column:1 / -1;margin-bottom:4px}
  .nav-actions{justify-self:end}
  .nav-toggle{display:inline-grid;place-items:center}
  .nav-cats{display:none}
  .nav-drawer.block, .nav-drawer.collapse.show{display:block}
  .nav-drawer{grid-column:1 / -1}
  .nav-search-wrapper{display:none}
  .track-item{grid-template-columns:56px minmax(0,1fr);gap:18px}
  .track-side{grid-column:2 / -1}
  .dash-row{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:10px}
  .dash-row.head{display:none}
  .split{grid-template-columns:1fr}
  .split.rev .split-media{order:0}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}

@media (max-width:767px){
  .site-container{padding:0 18px}
  .hero-kpis{grid-template-columns:1fr 1fr;gap:12px}
  .page-hero{padding:48px 0 56px}
  .cta-panel{padding:40px 22px}
  .cross-nav{padding:24px 20px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;gap:8px}
}

@media (max-width:520px){
  body{font-size:16px}
  .hero-kpis{grid-template-columns:1fr}
  .dash-row{grid-template-columns:1fr;padding:16px 18px}
  .track::before{left:22px}
  .track-no{width:46px;height:46px;font-size:14px}
  .track-item{grid-template-columns:46px minmax(0,1fr);gap:14px}
  .btn-primary,.btn-line,.btn-ghost{width:100%}
  .hero-actions .btn-line{width:auto}
  .cross-pills a{width:100%;justify-content:center}
  .faq-acc .accordion-button{padding:18px 48px 18px 18px;font-size:15.5px}
  .faq-acc .accordion-body{padding:0 18px 20px}
}

/* roulang page: category3 */
:root{
  --bg:#0B0D1A;
  --panel:#141830;
  --panel-2:#1B2140;
  --primary:#3FE0B0;
  --primary-dark:#17876A;
  --secondary:#FFB454;
  --accent:#8B7BFF;
  --text:#E8EBF5;
  --muted:#A6ADC9;
  --faint:#6E7590;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --danger:#FF7A6B;
  --radius:18px;
  --radius-lg:24px;
  --radius-sm:14px;
  --shadow:0 0 0 1px rgba(255,255,255,.06),0 18px 50px -20px rgba(63,224,176,.30);
  --shadow-soft:0 0 0 1px rgba(255,255,255,.06),0 14px 40px -24px rgba(0,0,0,.9);
  --gap:24px;
  --ease:240ms cubic-bezier(.4,0,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16.5px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background-image:
    radial-gradient(1.4px 1.4px at 12% 18%,rgba(232,235,245,.45),transparent 60%),
    radial-gradient(1.2px 1.2px at 78% 12%,rgba(63,224,176,.40),transparent 60%),
    radial-gradient(1.6px 1.6px at 32% 72%,rgba(139,123,255,.35),transparent 60%),
    radial-gradient(1.2px 1.2px at 62% 84%,rgba(255,180,84,.30),transparent 60%),
    radial-gradient(1.1px 1.1px at 88% 58%,rgba(232,235,245,.30),transparent 60%);
  opacity:.5;
}
a{color:inherit;text-decoration:none;transition:color var(--ease)}
a:hover{color:var(--primary)}
img{max-width:100%;display:block}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.3}
p{margin:0 0 1.15em}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px}
::selection{background:rgba(63,224,176,.32);color:#fff}

.site-container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 24px;
  position:relative;
  z-index:1;
}
@media (min-width:1600px){
  .site-container{max-width:1280px}
}

/* ============ Header / Nav ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:200;
  background:rgba(11,13,26,.74);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
  transition:background var(--ease),box-shadow var(--ease);
}
.site-header.is-stuck{
  background:rgba(11,13,26,.92);
  box-shadow:0 14px 34px -22px rgba(0,0,0,.95);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:18px;
  height:76px;
  transition:height var(--ease);
}
.site-header.is-stuck .header-inner{height:64px}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
}
.brand-mark{
  width:36px;height:36px;
  display:flex;align-items:center;justify-content:center;
  border-radius:12px;
  background:linear-gradient(140deg,rgba(63,224,176,.20),rgba(139,123,255,.24));
  border:1px solid var(--line-strong);
  flex-shrink:0;
}
.brand-text{
  display:flex;
  flex-direction:column;
  font-size:16px;
  font-weight:700;
  letter-spacing:0;
  line-height:1.15;
  color:var(--text);
}
.brand-text small{
  font-size:11.5px;
  font-weight:400;
  color:var(--faint);
  line-height:1.4;
  letter-spacing:0;
}
.nav-cats{
  display:flex;
  align-items:center;
  gap:2px;
  flex-wrap:nowrap;
}
.nav-cats a{
  padding:8px 13px;
  border-radius:999px;
  font-size:14.5px;
  color:var(--muted);
  white-space:nowrap;
  transition:background var(--ease),color var(--ease);
}
.nav-cats a:hover{
  color:var(--text);
  background:rgba(63,224,176,.10);
}
.nav-cats a.active{
  color:var(--primary);
  background:rgba(63,224,176,.14);
  font-weight:600;
}
.nav-search{
  position:relative;
  flex:1 1 auto;
  max-width:360px;
  margin-left:auto;
  min-width:0;
}
.nav-search .search-icon{
  position:absolute;
  left:15px;
  top:50%;
  transform:translateY(-50%);
  pointer-events:none;
  opacity:.65;
}
.nav-search input{
  width:100%;
  height:44px;
  padding:0 92px 0 42px;
  border-radius:999px;
  background:var(--panel);
  border:1px solid var(--line-strong);
  color:var(--text);
  font-size:14.5px;
  transition:border-color var(--ease),box-shadow var(--ease);
}
.nav-search input::placeholder{color:var(--faint)}
.nav-search input:focus{
  outline:none;
  border-color:rgba(63,224,176,.65);
  box-shadow:0 0 0 4px rgba(63,224,176,.14);
}
.search-btn{
  position:absolute;
  right:5px;
  top:50%;
  transform:translateY(-50%);
  height:34px;
  padding:0 16px;
  border:none;
  border-radius:999px;
  background:linear-gradient(135deg,var(--primary),#2FC79A);
  color:#04140F;
  font-size:13.5px;
  font-weight:700;
  cursor:pointer;
  transition:filter var(--ease),box-shadow var(--ease);
}
.search-btn:hover{filter:brightness(1.08);box-shadow:0 0 20px rgba(63,224,176,.45)}
.header-actions{
  display:flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
}
.nav-toggle{
  width:44px;height:44px;
  display:none;
  align-items:center;
  justify-content:center;
  border-radius:12px;
  background:var(--panel);
  border:1px solid var(--line-strong);
  color:var(--text);
  cursor:pointer;
}
.nav-toggle:hover{border-color:rgba(63,224,176,.5)}
.nav-drawer{
  display:none;
  border-top:1px solid var(--line);
  background:rgba(12,15,30,.98);
  padding:18px 24px 24px;
}
.nav-drawer.open{display:block}
.nav-drawer .drawer-search{position:relative;margin-bottom:14px}
.nav-drawer .drawer-search input{
  width:100%;
  height:46px;
  padding:0 88px 0 42px;
  border-radius:999px;
  background:var(--panel);
  border:1px solid var(--line-strong);
  color:var(--text);
}
.nav-drawer .drawer-search input:focus{outline:none;border-color:var(--primary)}
.nav-drawer .drawer-links{display:flex;flex-direction:column;gap:4px}
.nav-drawer .drawer-links a{
  padding:12px 14px;
  border-radius:12px;
  color:var(--muted);
  font-size:15px;
  border:1px solid transparent;
}
.nav-drawer .drawer-links a:hover{background:var(--panel);color:var(--text)}
.nav-drawer .drawer-links a.active{
  color:var(--primary);
  background:rgba(63,224,176,.12);
  border-color:rgba(63,224,176,.28);
}

/* ============ Buttons ============ */
.btn-star,.btn-line{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:46px;
  padding:0 26px;
  border-radius:999px;
  font-size:15px;
  font-weight:600;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),border-color var(--ease),color var(--ease);
}
.btn-star{
  background:linear-gradient(135deg,var(--primary),#2CCB9C);
  color:#04140F;
  box-shadow:0 0 0 1px rgba(63,224,176,.35),0 16px 40px -18px rgba(63,224,176,.75);
}
.btn-star:hover{
  color:#04140F;
  filter:brightness(1.06);
  transform:translateY(-1px);
  box-shadow:0 0 0 1px rgba(63,224,176,.55),0 20px 46px -16px rgba(63,224,176,.9);
}
.btn-line{
  background:transparent;
  border-color:var(--line-strong);
  color:var(--text);
}
.btn-line:hover{
  border-color:rgba(63,224,176,.6);
  color:var(--primary);
  background:rgba(63,224,176,.07);
}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.btn-block{width:100%}

/* ============ Hero ============ */
.cat-hero{
  position:relative;
  padding:66px 0 62px;
  background-image:
    linear-gradient(rgba(11,13,26,.88),rgba(11,13,26,.96)),
    url(/assets/images/backpic/back-2.png);
  background-size:cover;
  background-position:center;
  border-bottom:1px solid var(--line);
  overflow:hidden;
}
.cat-hero::after{
  content:"";
  position:absolute;
  right:-140px;top:-120px;
  width:520px;height:520px;
  border-radius:50%;
  border:1px solid rgba(139,123,255,.28);
  transform:rotate(-18deg) skewX(-12deg);
  pointer-events:none;
}
.crumb{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--faint);
  margin-bottom:20px;
}
.crumb a{color:var(--faint)}
.crumb a:hover{color:var(--primary)}
.crumb span.sep{opacity:.6}
.hero-tag{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:6px 14px;
  border-radius:999px;
  font-size:13px;
  color:var(--secondary);
  background:rgba(255,180,84,.12);
  border:1px solid rgba(255,180,84,.28);
  margin-bottom:20px;
}
.cat-hero h1{
  font-size:clamp(30px,4.6vw,52px);
  line-height:1.25;
  letter-spacing:-0.02em;
  margin-bottom:18px;
  max-width:15em;
}
.cat-hero h1 em{
  font-style:normal;
  color:var(--primary);
}
.hero-lead{
  font-size:17px;
  color:var(--muted);
  max-width:44em;
  margin-bottom:28px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.text-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  color:var(--muted);
  font-size:15px;
  border-bottom:1px solid transparent;
  padding-bottom:2px;
}
.text-link:hover{color:var(--primary);border-bottom-color:rgba(63,224,176,.5)}
.kpi-row{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:16px;
  margin-top:44px;
}
.kpi{
  background:rgba(20,24,48,.72);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:18px 20px;
  box-shadow:var(--shadow-soft);
}
.kpi b{
  display:block;
  font-size:clamp(22px,2.6vw,30px);
  line-height:1.2;
  color:var(--primary);
  letter-spacing:-0.01em;
}
.kpi span{font-size:13px;color:var(--faint)}

/* ============ Section base ============ */
.section{padding:88px 0;position:relative}
.section-alt{background:rgba(20,24,48,.42);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:680px;margin-bottom:36px}
.eyebrow{
  display:inline-block;
  font-size:13px;
  font-weight:600;
  color:var(--primary);
  margin-bottom:12px;
}
.section-title{
  font-size:clamp(24px,3.1vw,32px);
  line-height:1.35;
  margin-bottom:14px;
}
.section-desc{color:var(--muted);font-size:16px;margin:0}

/* ============ Reward scroller ============ */
.reward-scroller{
  display:flex;
  gap:18px;
  overflow-x:auto;
  padding:6px 24px 24px;
  margin:0 -24px;
  scroll-snap-type:x mandatory;
  scrollbar-width:none;
  -ms-overflow-style:none;
}
.reward-scroller::-webkit-scrollbar{display:none}
.reward-card{
  position:relative;
  flex:0 0 268px;
  scroll-snap-align:start;
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:26px 20px 20px;
  box-shadow:var(--shadow-soft);
  transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.reward-card:hover{
  transform:translateY(-4px);
  border-color:rgba(63,224,176,.45);
  box-shadow:var(--shadow);
}
.rarity-bar{
  position:absolute;
  top:0;left:0;right:0;
  height:5px;
  border-radius:var(--radius) var(--radius) 0 0;
}
.r-qing .rarity-bar{background:linear-gradient(90deg,var(--primary),#2CCB9C)}
.r-zi .rarity-bar{background:linear-gradient(90deg,var(--accent),#6D5BE0)}
.r-hu .rarity-bar{background:linear-gradient(90deg,var(--secondary),#E08C2A)}
.qty{
  position:absolute;
  top:20px;right:16px;
  font-size:12.5px;
  font-weight:700;
  padding:3px 10px;
  border-radius:999px;
  color:#04140F;
  background:var(--primary);
}
.r-zi .qty{background:var(--accent);color:#F2F0FF}
.r-hu .qty{background:var(--secondary);color:#241503}
.reward-card h3{
  font-size:18px;
  margin-bottom:10px;
  padding-right:64px;
}
.reward-card p{
  font-size:14.5px;
  line-height:1.75;
  color:var(--muted);
  min-height:76px;
  margin-bottom:16px;
}
.reward-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  font-weight:600;
  color:var(--primary);
}
.reward-link:hover{color:#69f0c6}
.scroll-hint{
  font-size:13px;
  color:var(--faint);
  display:flex;
  align-items:center;
  gap:8px;
  margin-top:4px;
}

/* ============ Matrix ============ */
.matrix{
  display:grid;
  grid-template-columns:1.35fr repeat(3,1fr);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  overflow:hidden;
  background:var(--panel);
  box-shadow:var(--shadow-soft);
}
.matrix-cell{
  padding:18px 20px;
  border-bottom:1px solid var(--line);
  border-right:1px solid var(--line);
  font-size:14.5px;
  color:var(--muted);
}
.matrix-cell:nth-child(4n){border-right:none}
.matrix-cell.head{
  background:var(--panel-2);
  color:var(--text);
  font-weight:700;
  font-size:15px;
}
.matrix-cell.rowlabel{
  color:var(--text);
  font-weight:600;
  background:rgba(27,33,64,.5);
}
.matrix-cell.hl{color:var(--primary);font-weight:600}
.matrix-cell.dim{color:var(--faint)}
.matrix-cell:last-child,.matrix-cell:nth-last-child(2),
.matrix-cell:nth-last-child(3),.matrix-cell:nth-last-child(4){border-bottom:none}

/* ============ Flow / progress ============ */
.flow-wrap{
  display:grid;
  grid-template-columns:minmax(0,.92fr) minmax(0,1.08fr);
  gap:48px;
  align-items:center;
}
.flow-figure{
  border-radius:var(--radius-lg);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--shadow-soft);
  aspect-ratio:4/3;
  position:relative;
}
.flow-figure img{width:100%;height:100%;object-fit:cover;transition:transform var(--ease)}
.flow-figure:hover img{transform:scale(1.04)}
.flow-figure figcaption{
  position:absolute;
  left:0;right:0;bottom:0;
  padding:16px 20px;
  font-size:13px;
  color:var(--muted);
  background:linear-gradient(transparent,rgba(11,13,26,.92));
}
.step-list{display:flex;flex-direction:column;gap:26px}
.step{display:flex;gap:16px}
.step-dot{
  flex:0 0 18px;
  width:18px;height:18px;
  border-radius:50%;
  background:var(--primary);
  box-shadow:0 0 0 5px rgba(63,224,176,.16),0 0 16px rgba(63,224,176,.6);
  margin-top:8px;
  position:relative;
}
.step-dot.done::after{
  content:"";
  position:absolute;
  left:5px;top:5px;
  width:8px;height:4px;
  border-left:2px solid #04140F;
  border-bottom:2px solid #04140F;
  transform:rotate(-45deg);
}
.step-dot.pending{
  background:var(--panel-2);
  box-shadow:0 0 0 5px rgba(139,123,255,.14);
  border:1px solid var(--accent);
}
.step-body{flex:1;min-width:0}
.step-top{
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap:14px;
}
.step-top h3{font-size:17px}
.pct{font-size:14px;font-weight:700;color:var(--primary);flex-shrink:0}
.step-body p{font-size:14.5px;color:var(--muted);margin:6px 0 10px}
.track{
  height:8px;
  border-radius:999px;
  background:rgba(255,255,255,.08);
  overflow:hidden;
}
.track i{
  display:block;
  height:100%;
  border-radius:999px;
  background:linear-gradient(90deg,var(--primary),var(--accent));
}
.note-box{
  margin-top:30px;
  padding:16px 20px;
  border-radius:var(--radius-sm);
  background:rgba(255,180,84,.08);
  border:1px solid rgba(255,180,84,.26);
  font-size:14px;
  color:var(--muted);
}

/* ============ FAQ ============ */
.faq-wrap{max-width:920px;margin:0 auto}
.accordion-item{
  background:var(--panel);
  border:1px solid var(--line) !important;
  border-radius:var(--radius) !important;
  margin-bottom:14px;
  overflow:hidden;
}
.accordion-button{
  background:transparent;
  color:var(--text);
  font-size:16.5px;
  font-weight:600;
  padding:20px 56px 20px 24px;
  position:relative;
  box-shadow:none !important;
  gap:14px;
}
.accordion-button::before{
  content:"";
  width:3px;
  height:18px;
  border-radius:2px;
  background:var(--primary);
  display:inline-block;
  margin-right:14px;
  transition:height var(--ease);
  flex-shrink:0;
}
.accordion-button:not(.collapsed){color:var(--primary);background:rgba(63,224,176,.06)}
.accordion-button:not(.collapsed)::before{height:26px}
.accordion-button::after{
  content:"+";
  background-image:none !important;
  font-size:24px;
  font-weight:400;
  line-height:1;
  color:var(--primary);
  width:auto;height:auto;
  position:absolute;
  right:24px;top:50%;
  transform:translateY(-50%) rotate(0deg);
  transition:transform var(--ease);
}
.accordion-button:not(.collapsed)::after{transform:translateY(-50%) rotate(45deg)}
.accordion-button:focus{box-shadow:none !important;border-color:rgba(63,224,176,.4)}
.accordion-body{
  padding:4px 24px 22px 42px;
  color:var(--muted);
  font-size:15px;
  line-height:1.85;
}

/* ============ Cross nav ============ */
.cross-nav{padding:56px 0 8px}
.cross-title{
  font-size:14px;
  color:var(--faint);
  margin-bottom:16px;
}
.pill-row{display:flex;flex-wrap:wrap;gap:12px}
.pill{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:11px 20px;
  border-radius:999px;
  border:1px solid var(--line-strong);
  background:var(--panel);
  color:var(--muted);
  font-size:14.5px;
  transition:border-color var(--ease),color var(--ease),transform var(--ease),background var(--ease);
}
.pill:hover{
  color:var(--primary);
  border-color:rgba(63,224,176,.55);
  background:rgba(63,224,176,.08);
  transform:translateY(-2px);
}
.pill.current{
  color:#04140F;
  background:linear-gradient(135deg,var(--primary),#2CCB9C);
  border-color:transparent;
  font-weight:700;
}
.pill.current:hover{color:#04140F}

/* ============ CTA ============ */
.cta-section{padding:24px 0 96px}
.cta-panel{
  position:relative;
  border-radius:var(--radius-lg);
  padding:60px 48px;
  overflow:hidden;
  border:1px solid rgba(63,224,176,.24);
  background-image:
    linear-gradient(rgba(11,13,26,.92),rgba(11,13,26,.94)),
    url(/assets/images/coverpic/cover-9.webp);
  background-size:cover;
  background-position:center;
  box-shadow:var(--shadow);
}
.cta-panel h2{font-size:clamp(22px,3vw,30px);margin-bottom:14px}
.cta-panel p{color:var(--muted);max-width:52em;margin-bottom:26px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center}

/* ============ Footer ============ */
.site-footer{
  border-top:1px solid var(--line);
  background:rgba(15,18,36,.9);
  padding:64px 0 26px;
  position:relative;
  z-index:1;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr repeat(3,minmax(0,1fr));
  gap:40px;
  padding-bottom:40px;
  border-bottom:1px solid var(--line);
}
.footer-brand .brand{margin-bottom:16px}
.footer-brand p{
  font-size:14px;
  color:var(--faint);
  max-width:34em;
  line-height:1.8;
}
.footer-col h4{
  font-size:14.5px;
  color:var(--text);
  margin-bottom:16px;
  font-weight:600;
}
.footer-col a{
  display:block;
  font-size:14px;
  color:var(--faint);
  padding:5px 0;
}
.footer-col a:hover{color:var(--primary)}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:12px;
  padding-top:22px;
  font-size:13px;
  color:var(--faint);
}

/* ============ Responsive ============ */
@media (max-width:1200px){
  .nav-cats a{padding:8px 10px;font-size:14px}
  .nav-search{max-width:280px}
}
@media (max-width:992px){
  .nav-cats{display:none}
  .nav-toggle{display:inline-flex}
  .nav-search{max-width:420px;flex:1 1 220px}
  .kpi-row{grid-template-columns:repeat(2,minmax(0,1fr))}
  .flow-wrap{grid-template-columns:1fr;gap:34px}
  .matrix{grid-template-columns:1.2fr repeat(3,1fr)}
  .matrix-cell{padding:15px 14px;font-size:14px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .cta-panel{padding:44px 30px}
}
@media (max-width:768px){
  .section{padding:60px 0}
  .cat-hero{padding:48px 0 44px}
  .site-container{padding:0 20px}
  .reward-scroller{margin:0 -20px;padding:6px 20px 22px}
  .reward-card{flex:0 0 240px}
  .matrix{grid-template-columns:1fr;border-radius:var(--radius)}
  .matrix-cell{border-right:none}
  .matrix-cell.head{display:none}
  .matrix-cell::before{
    content:attr(data-tier);
    display:block;
    font-size:12px;
    color:var(--faint);
    margin-bottom:4px;
    font-weight:400;
  }
  .matrix-cell.rowlabel::before{content:"";display:none}
  .matrix-cell:last-child{border-bottom:none}
}
@media (max-width:576px){
  body{font-size:16px}
  .header-inner{height:auto;padding:12px 0;flex-wrap:wrap;gap:12px}
  .site-header.is-stuck .header-inner{height:auto}
  .nav-search{
    order:3;
    flex:1 1 100%;
    max-width:none;
    margin-left:0;
  }
  .header-actions{margin-left:auto}
  .kpi-row{grid-template-columns:1fr;gap:12px}
  .hero-actions .btn-star,.hero-actions .btn-line{width:100%}
  .cta-panel{padding:34px 22px}
  .cta-actions .btn-star,.cta-actions .btn-line{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column}
  .reward-card p{min-height:0}
}

/* roulang page: category4 */
:root{
  --bg:#0B0D1A;
  --bg-soft:#10142A;
  --panel:#141830;
  --panel-2:#1B2140;
  --primary:#3FE0B0;
  --primary-deep:#17876A;
  --amber:#FFB454;
  --violet:#8B7BFF;
  --danger:#FF7A6B;
  --text:#E8EBF5;
  --muted:#A6ADC9;
  --dim:#6E7590;
  --line:rgba(255,255,255,.08);
  --line-2:rgba(255,255,255,.14);
  --line-glow:rgba(63,224,176,.45);
  --radius-sm:14px;
  --radius:18px;
  --radius-lg:24px;
  --shadow-soft:0 0 0 1px rgba(255,255,255,.05),0 14px 34px -22px rgba(0,0,0,.9);
  --shadow-glow:0 0 0 1px rgba(255,255,255,.06),0 18px 50px -20px rgba(63,224,176,.30);
  --ease:cubic-bezier(.22,.61,.36,1);
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease),border-color .2s var(--ease),background-color .2s var(--ease);}
a:hover{color:var(--primary);}
button,input{font:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.35;letter-spacing:-.01em;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
::selection{background:rgba(63,224,176,.32);color:#04231A;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:8px;}

.star-field{
  position:fixed;inset:0;z-index:0;pointer-events:none;opacity:.45;
  background-image:
    radial-gradient(1.5px 1.5px at 8% 12%, rgba(255,255,255,.55), transparent 60%),
    radial-gradient(1.5px 1.5px at 24% 42%, rgba(139,123,255,.6), transparent 60%),
    radial-gradient(1.2px 1.2px at 46% 8%, rgba(255,255,255,.4), transparent 60%),
    radial-gradient(1.6px 1.6px at 68% 26%, rgba(63,224,176,.55), transparent 60%),
    radial-gradient(1.3px 1.3px at 84% 62%, rgba(255,255,255,.4), transparent 60%),
    radial-gradient(1.4px 1.4px at 12% 76%, rgba(255,180,84,.45), transparent 60%),
    radial-gradient(1.2px 1.2px at 58% 90%, rgba(255,255,255,.3), transparent 60%),
    radial-gradient(1.5px 1.5px at 92% 14%, rgba(139,123,255,.45), transparent 60%);
}

.site-container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;position:relative;}
@media (min-width:1600px){.site-container{max-width:1280px;}}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(11,13,26,.86);
  backdrop-filter:blur(14px) saturate(140%);
  border-bottom:1px solid var(--line);
  transition:background .25s var(--ease);
}
.site-header.is-scrolled{background:rgba(8,10,20,.95);}
.header-bar{display:flex;align-items:center;gap:22px;padding:16px 0;transition:padding .25s var(--ease);}
.site-header.is-scrolled .header-bar{padding:9px 0;}

.brand{display:inline-flex;align-items:center;gap:11px;font-size:17px;font-weight:700;color:var(--text);flex:0 0 auto;}
.brand-text{display:flex;flex-direction:column;line-height:1.22;}
.brand-text small{font-size:11.5px;font-weight:400;color:var(--dim);letter-spacing:.04em;}
.brand-mark{
  display:grid;place-items:center;width:38px;height:38px;border-radius:12px;
  background:linear-gradient(140deg,rgba(63,224,176,.18),rgba(139,123,255,.24));
  border:1px solid rgba(63,224,176,.35);
  box-shadow:0 0 24px -8px rgba(63,224,176,.7);
  transition:border-color .24s var(--ease);
}
.brand:hover{color:var(--text);}
.brand:hover .brand-mark{border-color:var(--line-glow);}

.nav-search{
  position:relative;display:flex;align-items:center;gap:6px;
  flex:1 1 46%;max-width:600px;margin:0 auto;
  background:var(--panel);border:1px solid var(--line-2);border-radius:999px;
  padding:6px 6px 6px 16px;min-height:48px;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.nav-search:focus-within{border-color:var(--primary);box-shadow:0 0 0 4px rgba(63,224,176,.14);}
.nav-search .search-icon{flex:0 0 auto;color:var(--dim);display:grid;place-items:center;}
.nav-search input{
  flex:1 1 auto;min-width:0;background:transparent;border:0;outline:0;
  padding:8px 6px;font-size:14.5px;color:var(--text);
}
.nav-search input::placeholder{color:var(--dim);}
.nav-search-btn{
  flex:0 0 auto;border:0;border-radius:999px;cursor:pointer;
  background:var(--primary);color:#04231A;font-weight:700;font-size:14px;
  padding:10px 20px;min-height:36px;
  transition:filter .2s var(--ease),box-shadow .2s var(--ease);
}
.nav-search-btn:hover{filter:brightness(1.08);box-shadow:0 0 22px -4px rgba(63,224,176,.8);}

.header-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:44px;padding:0 18px;border-radius:999px;
  border:1px solid var(--line-2);color:var(--muted);font-size:14px;font-weight:600;
}
.btn-ghost:hover{border-color:var(--line-glow);color:var(--primary);}
.btn-solid{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:999px;border:0;cursor:pointer;
  background:linear-gradient(120deg,var(--primary),#2bb892);color:#04231A;
  font-weight:700;font-size:14.5px;
  box-shadow:0 12px 30px -14px rgba(63,224,176,.9);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),filter .22s var(--ease);
}
.btn-solid:hover{color:#04231A;transform:translateY(-1px);filter:brightness(1.06);box-shadow:0 18px 38px -14px rgba(63,224,176,1);}
.btn-solid:active{transform:translateY(0);}

.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line-2);background:transparent;cursor:pointer;
  flex-direction:column;align-items:center;justify-content:center;gap:5px;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--text);}
.nav-toggle:hover{border-color:var(--line-glow);}

.nav-row{border-top:1px solid var(--line);}
.nav-cats{display:flex;align-items:center;gap:4px;flex-wrap:wrap;padding:2px 0;}
.nav-cats a{
  position:relative;display:inline-flex;align-items:center;
  min-height:44px;padding:0 14px;border-radius:10px;
  font-size:14.5px;color:var(--muted);
}
.nav-cats a:hover{color:var(--text);background:rgba(255,255,255,.045);}
.nav-cats a.active{color:var(--primary);font-weight:600;}
.nav-cats a.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:6px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--primary),var(--violet));
}

.nav-overlay{
  position:fixed;inset:0;z-index:1070;background:rgba(4,6,14,.62);
  opacity:0;visibility:hidden;transition:opacity .3s var(--ease),visibility .3s var(--ease);
}
.nav-overlay.open{opacity:1;visibility:visible;}
.nav-drawer{
  position:fixed;top:0;right:0;z-index:1080;height:100%;width:min(340px,88vw);
  background:#0E1226;border-left:1px solid var(--line);
  transform:translateX(100%);transition:transform .32s var(--ease);
  padding:22px;overflow-y:auto;
}
.nav-drawer.open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.drawer-head strong{font-size:15px;}
.drawer-close{
  width:40px;height:40px;border-radius:12px;border:1px solid var(--line-2);
  background:transparent;cursor:pointer;color:var(--muted);font-size:18px;line-height:1;
}
.drawer-close:hover{border-color:var(--line-glow);color:var(--primary);}
.nav-search--drawer{margin:0 0 18px;flex:none;max-width:none;width:100%;}
.drawer-links{display:grid;gap:4px;}
.drawer-links a{
  display:flex;align-items:center;min-height:48px;padding:0 14px;
  border-radius:12px;color:var(--muted);font-size:15px;
  border:1px solid transparent;
}
.drawer-links a:hover{background:rgba(255,255,255,.045);color:var(--text);}
.drawer-links a.active{color:var(--primary);border-color:rgba(63,224,176,.35);background:rgba(63,224,176,.07);}
body.no-scroll{overflow:hidden;}

/* ============ 内页 Hero ============ */
main{position:relative;z-index:1;}
.page-hero{
  position:relative;overflow:hidden;
  padding:76px 0 84px;border-bottom:1px solid var(--line);
}
.page-hero-bg{
  position:absolute;inset:0;
  background-image:linear-gradient(180deg,rgba(11,13,26,.74),rgba(11,13,26,.95)),url("/assets/images/backpic/back-2.png");
  background-size:cover;background-position:center;
}
.page-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(620px 320px at 10% 0%, rgba(139,123,255,.22), transparent 70%),
    radial-gradient(540px 300px at 90% 8%, rgba(63,224,176,.16), transparent 70%);
}
.page-hero-inner{
  position:relative;z-index:1;
  display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);
  gap:46px;align-items:center;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;margin-bottom:20px;
  padding:7px 15px;border-radius:999px;font-size:12.5px;letter-spacing:.1em;
  color:var(--primary);border:1px solid rgba(63,224,176,.3);background:rgba(63,224,176,.08);
}
h1{font-size:clamp(30px,4.6vw,52px);line-height:1.25;letter-spacing:-.02em;}
.lead{margin-top:18px;font-size:17px;line-height:1.85;color:var(--muted);max-width:640px;}
.hero-search{margin-top:26px;max-width:580px;}
.hero-search .nav-search{max-width:none;margin:0;}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
.chip{
  display:inline-flex;align-items:center;min-height:34px;padding:0 15px;
  border-radius:999px;border:1px solid var(--line);background:rgba(255,255,255,.03);
  font-size:13px;color:var(--muted);
}
.chip:hover{border-color:var(--line-glow);color:var(--primary);}

.hero-card{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius-lg);
  overflow:hidden;box-shadow:var(--shadow-glow);
}
.hero-card img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.hero-card-body{padding:22px 24px 24px;}
.hero-card-body h2{font-size:19px;margin-bottom:16px;}
.hero-stat-list{display:grid;gap:2px;}
.hero-stat-list li{
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  font-size:14px;color:var(--muted);padding:11px 0;
  border-bottom:1px dashed rgba(255,255,255,.09);
}
.hero-stat-list li:last-child{border-bottom:0;padding-bottom:0;}
.hero-stat-list b{color:var(--amber);font-size:15px;font-weight:700;}

/* ============ 板块 ============ */
.section{padding:96px 0;position:relative;}
.section--tight{padding:72px 0;}
.section-head{max-width:740px;margin-bottom:44px;}
.section-head h2{font-size:clamp(24px,3vw,34px);}
.section-head p{margin-top:14px;color:var(--muted);font-size:15.5px;line-height:1.85;}
.eyebrow-sm{display:inline-block;margin-bottom:12px;font-size:12.5px;letter-spacing:.14em;color:var(--violet);}
.divider{height:1px;background:var(--line);border:0;margin:0;}

/* 关键词锚点清单 */
.keyword-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;}
.keyword-card{
  display:flex;flex-direction:column;gap:9px;
  padding:24px 22px;border-radius:var(--radius);
  background:var(--panel);border:1px solid var(--line);box-shadow:var(--shadow-soft);
  transition:transform .24s var(--ease),border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.keyword-card:hover{
  transform:translateY(-4px);border-color:var(--line-glow);
  color:var(--text);box-shadow:var(--shadow-glow);
}
.keyword-card strong{font-size:16px;color:var(--text);}
.keyword-card span{font-size:13.5px;line-height:1.75;color:var(--dim);}
.keyword-card .arrow{margin-top:auto;font-size:13px;color:var(--primary);font-style:normal;letter-spacing:.02em;}

/* FAQ */
.faq-group+.faq-group{margin-top:42px;}
.faq-group h3{
  display:flex;align-items:center;gap:10px;margin-bottom:18px;
  font-size:19px;color:var(--text);
}
.faq-group h3::before{
  content:"";width:6px;height:6px;border-radius:50%;
  background:var(--primary);box-shadow:0 0 12px rgba(63,224,176,.9);
}
.accordion-item{
  background:var(--panel);border:1px solid var(--line) !important;
  border-radius:var(--radius) !important;overflow:hidden;margin-bottom:12px;
  scroll-margin-top:130px;
}
.accordion-button{
  position:relative;background:transparent !important;color:var(--text) !important;
  font-size:16px;font-weight:600;line-height:1.6;
  padding:20px 62px 20px 26px;box-shadow:none !important;
  border-radius:var(--radius) !important;
  transition:color .2s var(--ease),background-color .2s var(--ease);
}
.accordion-button::before{
  content:"";position:absolute;left:0;top:16px;bottom:16px;width:3px;
  border-radius:0 3px 3px 0;background:var(--line);
  transition:top .26s var(--ease),bottom .26s var(--ease),background-color .26s var(--ease),box-shadow .26s var(--ease);
}
.accordion-button:not(.collapsed){
  color:var(--primary) !important;background-color:rgba(63,224,176,.05) !important;
}
.accordion-button:not(.collapsed)::before{
  top:0;bottom:0;background:var(--primary);box-shadow:0 0 18px rgba(63,224,176,.55);
}
.accordion-button::after{
  content:"";position:absolute;right:22px;width:24px;height:24px;flex:0 0 24px;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12'%3E%3Cpath d='M6 1v10M1 6h10' stroke='%233FE0B0' stroke-width='1.6' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:center;background-size:12px 12px;
  border:1px solid var(--line-2);border-radius:8px;
  transform:rotate(0deg);
  transition:transform .26s var(--ease),border-color .26s var(--ease),background-color .26s var(--ease);
}
.accordion-button:not(.collapsed)::after{transform:rotate(45deg);border-color:rgba(63,224,176,.55);}
.accordion-button:focus{box-shadow:none !important;}
.accordion-button:focus-visible{outline:2px solid var(--primary);outline-offset:-2px;}
.accordion-body{
  padding:18px 26px 24px;color:var(--muted);font-size:15px;line-height:1.85;
  border-top:1px solid var(--line);
}
.accordion-body p+p{margin-top:10px;}
.accordion-body ol{display:grid;gap:9px;margin-top:14px;}
.accordion-body ol li{position:relative;padding-left:28px;counter-increment:step;}
.accordion-body ol{counter-reset:step;}
.accordion-body ol li::before{
  content:counter(step);position:absolute;left:0;top:3px;
  width:19px;height:19px;border-radius:50%;
  background:rgba(63,224,176,.16);color:var(--primary);
  font-size:11px;font-weight:700;display:grid;place-items:center;
}

/* 自助排查 */
.step-list{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0;
  border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;
  background:var(--panel);
}
.step-list li{padding:30px 28px;border-right:1px solid var(--line);}
.step-list li:last-child{border-right:0;}
.step-list .num{
  display:block;font-size:30px;font-weight:700;line-height:1;
  letter-spacing:-.02em;color:var(--primary);opacity:.92;
}
.step-list h3{font-size:17px;margin:14px 0 8px;}
.step-list p{font-size:14px;color:var(--muted);line-height:1.8;}

.table-wrap{
  margin-top:30px;border:1px solid var(--line);border-radius:var(--radius-lg);
  overflow:hidden;background:var(--panel-2);
}
.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;}
table.hb-table{width:100%;min-width:660px;border-collapse:collapse;font-size:14.5px;}
.hb-table th,.hb-table td{
  padding:16px 22px;text-align:left;border-bottom:1px solid var(--line);color:var(--muted);
}
.hb-table th{
  color:var(--text);font-weight:600;font-size:14px;background:rgba(255,255,255,.035);
  letter-spacing:.02em;
}
.hb-table td:first-child{color:var(--text);font-weight:600;}
.hb-table tbody tr:last-child td{border-bottom:0;}
.hb-table tbody tr:hover td{background:rgba(255,255,255,.02);}
.tag{
  display:inline-flex;align-items:center;padding:3px 11px;border-radius:8px;
  font-size:12px;border:1px solid rgba(255,180,84,.35);color:var(--amber);background:rgba(255,180,84,.1);
}
.tag--primary{border-color:rgba(63,224,176,.35);color:var(--primary);background:rgba(63,224,176,.1);}
.tag--violet{border-color:rgba(139,123,255,.4);color:#B7ADFF;background:rgba(139,123,255,.12);}

/* 交叉导航 */
.cross-pills{display:flex;flex-wrap:wrap;gap:14px;}
.pill-link{
  display:inline-flex;align-items:center;gap:8px;min-height:48px;padding:0 24px;
  border-radius:999px;border:1px solid var(--line);background:var(--panel);
  color:var(--muted);font-size:14.5px;
  transition:transform .24s var(--ease),border-color .24s var(--ease),color .24s var(--ease),background-color .24s var(--ease);
}
.pill-link:hover{transform:translateY(-2px);border-color:var(--line-glow);color:var(--primary);}
.pill-link.is-current{
  color:var(--primary);border-color:rgba(63,224,176,.45);background:rgba(63,224,176,.08);
}

/* CTA */
.cta-panel{
  position:relative;overflow:hidden;
  display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,.7fr);
  gap:34px;align-items:center;
  padding:56px 48px;border-radius:var(--radius-lg);
  border:1px solid rgba(63,224,176,.22);
  background:linear-gradient(135deg,#141830 0%,#101527 58%,#171C3A 100%);
  box-shadow:var(--shadow-glow);
}
.cta-panel::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(420px 220px at 88% 0%, rgba(63,224,176,.2), transparent 70%),
             radial-gradient(360px 200px at 6% 100%, rgba(139,123,255,.2), transparent 70%);
}
.cta-copy,.cta-actions{position:relative;z-index:1;}
.cta-copy h2{font-size:clamp(22px,2.6vw,30px);}
.cta-copy p{margin-top:14px;font-size:15.5px;color:var(--muted);line-height:1.85;max-width:620px;}
.cta-actions{display:flex;flex-direction:column;align-items:flex-start;gap:14px;}
.btn-primary{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:52px;padding:0 30px;border-radius:999px;border:0;cursor:pointer;
  background:linear-gradient(120deg,var(--primary),#2bb892);color:#04231A;
  font-size:16px;font-weight:700;
  box-shadow:0 0 0 1px rgba(63,224,176,.4),0 20px 44px -18px rgba(63,224,176,1);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),filter .24s var(--ease);
}
.btn-primary:hover{color:#04231A;transform:translateY(-2px);filter:brightness(1.06);box-shadow:0 0 0 1px rgba(63,224,176,.6),0 24px 52px -18px rgba(63,224,176,1);}
.btn-text{display:inline-flex;align-items:center;gap:6px;font-size:14.5px;font-weight:600;color:var(--primary);}
.btn-text:hover{color:var(--primary);text-decoration:underline;text-underline-offset:4px;}

/* ============ 页脚 ============ */
.site-footer{
  position:relative;z-index:1;margin-top:0;padding:64px 0 28px;
  border-top:1px solid var(--line);
  background:linear-gradient(180deg,rgba(20,24,48,.62),rgba(11,13,26,1));
}
.footer-grid{
  display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;
  padding-bottom:36px;border-bottom:1px solid var(--line);
}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{font-size:14px;line-height:1.85;color:var(--dim);max-width:330px;}
.footer-col h4{font-size:14px;color:var(--text);margin-bottom:16px;letter-spacing:.02em;}
.footer-col a{display:block;font-size:14px;color:var(--muted);padding:6px 0;}
.footer-col a:hover{color:var(--primary);}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
  padding-top:22px;font-size:13px;color:var(--dim);
}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .nav-search{flex-basis:52%;}
  .keyword-grid{grid-template-columns:repeat(3,minmax(0,1fr));}
}
@media (max-width:991px){
  .header-bar{flex-wrap:wrap;gap:14px;padding:12px 0 14px;}
  .brand{order:1;}
  .header-actions{order:2;margin-left:auto;}
  .nav-search{order:3;flex:0 0 100%;max-width:100%;margin:6px 0 0;}
  .nav-row{display:none;}
  .nav-toggle{display:inline-flex;}
  .btn-ghost{display:none;}
  .page-hero{padding:56px 0 64px;}
  .page-hero-inner{grid-template-columns:1fr;gap:34px;}
  .hero-card{max-width:560px;}
  .section{padding:64px 0;}
  .section--tight{padding:52px 0;}
  .keyword-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .step-list{grid-template-columns:1fr;}
  .step-list li{border-right:0;border-bottom:1px solid var(--line);}
  .step-list li:last-child{border-bottom:0;}
  .cta-panel{grid-template-columns:1fr;padding:40px 28px;gap:26px;}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px;}
}
@media (max-width:575px){
  .site-container{padding:0 18px;}
  body{font-size:15.5px;}
  .brand{font-size:16px;}
  .page-hero{padding:48px 0 56px;}
  h1{font-size:clamp(26px,7.6vw,34px);}
  .lead{font-size:15.5px;}
  .keyword-grid{grid-template-columns:1fr;}
  .section{padding:52px 0;}
  .section-head{margin-bottom:32px;}
  .keyword-card:hover{transform:none;}
  .accordion-button{padding:17px 56px 17px 20px;font-size:15px;}
  .accordion-body{padding:16px 20px 22px;}
  .btn-primary{width:100%;}
  .cta-actions{width:100%;align-items:stretch;}
  .cta-actions .btn-text{justify-content:center;}
  .pill-link{width:100%;justify-content:center;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}