/* roulang page: index */
:root{
  --c-night-1:#150C2B;
  --c-night-2:#2A1750;
  --c-brand:#6C3CE0;
  --c-brand-d:#5629C6;
  --c-neon:#14D9B6;
  --c-reward:#FF8A3D;
  --c-bg:#FBF9F7;
  --c-surface:#FFFFFF;
  --c-ink:#16121F;
  --c-ink-2:#56506B;
  --c-line:#E9E4EE;
  --r-card:16px;
  --r-card-lg:20px;
  --r-btn:12px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(21,12,43,.06);
  --sh-2:0 12px 28px -12px rgba(21,12,43,.20);
  --sh-3:0 24px 48px -20px rgba(21,12,43,.30);
  --container:1240px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body.site-body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","HarmonyOS Sans","Microsoft YaHei",system-ui,sans-serif;
  background:var(--c-bg);
  color:var(--c-ink);
  font-size:17px;
  line-height:1.9;
  font-variant-numeric:tabular-nums;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;border:0;background:none}
h1,h2,h3,h4,p,ul,ol,dl,dd,figure{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--c-neon);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
@media (min-width:1280px){.container{padding:0 32px}}
.section{padding:64px 0}
@media (min-width:1024px){.section{padding:96px 0}}
.section--tight{padding:40px 0}
@media (min-width:1024px){.section--tight{padding:64px 0}}
.sec-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:28px}
.sec-title{font-size:clamp(22px,3vw,32px);line-height:1.35;font-weight:800;letter-spacing:.2px}
.sec-desc{margin-top:10px;color:var(--c-ink-2);font-size:15px;line-height:1.7;max-width:640px}
.sec-more{display:inline-flex;align-items:center;gap:8px;color:var(--c-brand);font-size:15px;font-weight:600;padding:8px 14px;border-radius:var(--r-pill);border:1px solid var(--c-line);background:var(--c-surface);transition:border-color .18s ease,color .18s ease,transform .18s ease}
.sec-more:hover{border-color:var(--c-neon);transform:translateY(-2px)}
.text-body{max-width:740px}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:60;text-align:left}
.brandbar{background:transparent;border-bottom:1px solid transparent;transition:background .25s ease,border-color .25s ease,box-shadow .25s ease}
.site-header.is-scrolled .brandbar{background:rgba(21,12,43,.92);border-bottom-color:rgba(255,255,255,.10);box-shadow:0 10px 30px -18px rgba(0,0,0,.75)}
.brandbar-inner{display:flex;align-items:center;gap:18px;height:64px}
@media (max-width:639px){.brandbar-inner{height:56px;gap:10px}}
.logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;color:#fff}
.logo-mark{width:32px;height:32px;flex:0 0 32px;border-radius:9px;box-shadow:0 6px 18px -8px rgba(20,217,182,.6)}
.logo-text{font-size:16px;font-weight:800;letter-spacing:.4px;white-space:nowrap}
@media (max-width:639px){.logo-text{font-size:14px}}
.nav-search{position:relative;flex:1 1 auto;max-width:360px;margin-left:12px}
.nav-search input{width:100%;height:40px;border-radius:var(--r-pill);border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.08);color:#fff;padding:0 16px 0 40px;font-size:14px;transition:border-color .18s ease,background .18s ease}
.nav-search input::placeholder{color:rgba(255,255,255,.6)}
.nav-search input:focus{outline:none;border-color:var(--c-neon);background:rgba(255,255,255,.13);box-shadow:0 0 0 3px rgba(20,217,182,.22)}
.nav-search .fa-magnifying-glass{position:absolute;left:15px;top:50%;transform:translateY(-50%);font-size:13px;color:rgba(255,255,255,.7)}
@media (max-width:1023px){.nav-search{display:none}}
.brandbar-actions{display:flex;align-items:center;gap:12px;margin-left:auto}
.nav-toggle{display:none;width:40px;height:40px;border-radius:10px;border:1px solid rgba(255,255,255,.2);color:#fff;font-size:15px;align-items:center;justify-content:center}
@media (max-width:1023px){.nav-toggle{display:inline-flex}}

.channelbar{background:transparent;border-bottom:1px solid rgba(255,255,255,.10);transition:background .25s ease,border-color .25s ease}
.site-header.is-scrolled .channelbar{background:rgba(21,12,43,.88)}
.channel-inner{position:relative;display:flex;align-items:center;height:44px;gap:6px;overflow-x:auto;scrollbar-width:none}
.channel-inner::-webkit-scrollbar{display:none}
.channel-link{position:relative;display:inline-flex;align-items:center;height:44px;padding:0 12px;font-size:14px;color:rgba(255,255,255,.72);white-space:nowrap;transition:color .18s ease}
.channel-link::after{content:"";position:absolute;left:12px;right:12px;bottom:6px;height:2px;border-radius:2px;background:var(--c-neon);transform:scaleX(0);transform-origin:left;transition:transform .2s ease}
.channel-link:hover{color:#fff}
.channel-link:hover::after{transform:scaleX(1)}
.channel-link.is-active{color:#fff;font-weight:700}
.channel-link.is-active::after{transform:scaleX(1)}
.channel-fade{pointer-events:none;position:absolute;top:0;bottom:0;width:32px;z-index:2}
.channel-fade--l{left:0;background:linear-gradient(90deg,rgba(21,12,43,.85),rgba(21,12,43,0))}
.channel-fade--r{right:0;background:linear-gradient(270deg,rgba(21,12,43,.85),rgba(21,12,43,0))}

.drawer{position:fixed;inset:0;z-index:70;background:rgba(21,12,43,.97);padding:20px;display:none}
.drawer.is-open{display:block}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}
.drawer-close{width:40px;height:40px;border-radius:10px;border:1px solid rgba(255,255,255,.22);color:#fff;font-size:15px}
.drawer-nav a{display:block;padding:14px 4px;color:rgba(255,255,255,.85);font-size:16px;border-bottom:1px solid rgba(255,255,255,.10)}
.drawer-nav a.is-active{color:var(--c-neon);font-weight:700}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:var(--r-btn);font-weight:600;font-size:15px;height:40px;padding:0 18px;transition:transform .18s ease-out,box-shadow .18s ease-out,background .18s ease-out,color .18s ease-out,border-color .18s ease-out}
.btn-lg{height:48px;padding:0 24px;font-size:16px}
.btn-sm{height:32px;padding:0 14px;font-size:13px}
.btn-primary{background:var(--c-brand);color:#fff;box-shadow:0 10px 24px -14px rgba(108,60,224,.9)}
.btn-primary:hover{background:var(--c-brand-d);transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(1px)}
.btn-outline{background:var(--c-surface);color:var(--c-ink);border:1px solid var(--c-line)}
.btn-outline:hover{border-color:var(--c-neon);color:var(--c-ink);transform:translateY(-2px);box-shadow:var(--sh-1)}
.btn-ghost{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.3)}
.btn-ghost:hover{border-color:var(--c-neon);color:#fff;transform:translateY(-2px)}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;background:var(--c-night-1);min-height:380px;display:flex;align-items:stretch}
@media (min-width:1024px){.hero{min-height:520px}}
.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center 32%}
.hero-mask{position:absolute;inset:0;background:linear-gradient(90deg,rgba(21,12,43,.95) 0%,rgba(21,12,43,.80) 48%,rgba(21,12,43,.46) 100%),linear-gradient(180deg,rgba(21,12,43,.90) 0%,rgba(42,23,80,.35) 55%,rgba(21,12,43,.94) 100%)}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1fr;gap:28px;align-content:end;align-items:end;padding-top:64px;padding-bottom:40px;width:100%}
@media (min-width:1024px){.hero-inner{grid-template-columns:minmax(0,1fr) 336px;gap:48px;padding-top:110px;padding-bottom:56px}}
.hero-eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:var(--r-pill);background:rgba(20,217,182,.14);color:var(--c-neon);border:1px solid rgba(20,217,182,.35);font-size:12px;letter-spacing:.6px}
.hero-title{margin-top:18px;color:#fff;font-size:clamp(28px,4.6vw,46px);line-height:1.30;font-weight:800;max-width:760px}
.hero-sub{margin-top:14px;color:rgba(255,255,255,.82);font-size:16px;line-height:1.8;max-width:560px}
@media (min-width:1024px){.hero-sub{font-size:18px}}
.hero-actions{margin-top:26px;display:flex;flex-wrap:wrap;gap:14px}
.hero-card{background:var(--c-surface);border-radius:var(--r-card-lg);padding:20px 22px;box-shadow:var(--sh-3);border:1px solid var(--c-line)}
.hero-card h2{font-size:14px;font-weight:700;color:var(--c-ink-2);letter-spacing:.4px;display:flex;align-items:center;gap:8px}
.hero-card h2 i{color:var(--c-neon)}
.hero-stat{display:flex;align-items:baseline;justify-content:space-between;gap:12px;padding:12px 0;border-bottom:1px dashed var(--c-line)}
.hero-stat:last-child{border-bottom:0;padding-bottom:0}
.hero-stat dt{color:var(--c-ink-2);font-size:14px}
.hero-stat dd{font-size:17px;font-weight:700}
.hero-stat dd .accent{color:var(--c-brand)}
.hero-card-note{margin-top:14px;font-size:12px;color:var(--c-ink-2);line-height:1.6}

/* ---------- quick entries ---------- */
.quick-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-top:-56px;position:relative;z-index:5}
@media (min-width:768px){.quick-grid{grid-template-columns:repeat(4,1fr);gap:20px;margin-top:-64px}}
.quick-card{display:flex;align-items:center;gap:14px;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);padding:16px 18px;box-shadow:var(--sh-1);transition:transform .18s ease-out,box-shadow .18s ease-out,border-color .18s ease-out}
.quick-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(20,217,182,.35)}
.quick-ico{width:42px;height:42px;flex:0 0 42px;border-radius:12px;display:flex;align-items:center;justify-content:center;background:rgba(108,60,224,.10);color:var(--c-brand);font-size:17px}
.quick-card strong{display:block;font-size:15px;line-height:1.5}
.quick-card span{display:block;font-size:12px;color:var(--c-ink-2);line-height:1.6}

/* ---------- play blocks ---------- */
.play-row{display:grid;grid-template-columns:1fr;gap:24px;align-items:center;padding:28px 0;border-top:1px solid var(--c-line)}
.play-row:first-of-type{border-top:0;padding-top:8px}
@media (min-width:900px){.play-row{grid-template-columns:1.05fr .95fr;gap:56px;padding:36px 0}}
@media (min-width:900px){.play-row.reverse .play-text{order:2}.play-row.reverse .play-media{order:1}}
.play-num{display:inline-flex;align-items:center;justify-content:center;min-width:44px;height:44px;border-radius:14px;background:var(--c-night-1);color:var(--c-neon);font-size:15px;font-weight:800;letter-spacing:1px}
.play-title{margin-top:16px;font-size:19px;font-weight:800;line-height:1.5}
.play-text p{margin-top:10px;color:var(--c-ink-2);font-size:16px;line-height:1.9;max-width:520px}
.play-points{margin-top:16px;display:flex;flex-wrap:wrap;gap:10px}
.play-media{position:relative;border-radius:var(--r-card-lg);overflow:hidden;box-shadow:var(--sh-2);border:1px solid var(--c-line);aspect-ratio:16/9;background:var(--c-night-2)}
.play-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease-out}
.play-media:hover img{transform:scale(1.03)}
.play-media figcaption{position:absolute;left:0;right:0;bottom:0;padding:14px 16px;background:linear-gradient(180deg,rgba(21,12,43,0),rgba(21,12,43,.86));color:#fff;font-size:13px}
.tag{display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 12px;border-radius:var(--r-pill);background:rgba(108,60,224,.10);color:var(--c-brand);font-size:12px;font-weight:600;border:1px solid rgba(108,60,224,.18)}
.tag--neon{background:rgba(20,217,182,.12);color:#0C8F79;border-color:rgba(20,217,182,.28)}
.tag--reward{background:rgba(255,138,61,.12);color:#C25B12;border-color:rgba(255,138,61,.28)}

/* ---------- reward rail ---------- */
.rail-wrap{position:relative}
.rail{display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;padding:6px 4px 18px;scrollbar-width:none}
.rail::-webkit-scrollbar{display:none}
.rail-card{flex:0 0 268px;scroll-snap-align:start;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);transition:transform .18s ease-out,box-shadow .18s ease-out,border-color .18s ease-out}
.rail-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.rail-card--purple:hover{border-color:rgba(108,60,224,.45)}
.rail-card--neon:hover{border-color:rgba(20,217,182,.5)}
.rail-card--reward:hover{border-color:rgba(255,138,61,.5)}
.rail-thumb{position:relative;aspect-ratio:16/9;overflow:hidden}
.rail-thumb img{width:100%;height:100%;object-fit:cover}
.rail-corner{position:absolute;top:10px;left:10px}
.rail-body{padding:16px}
.rail-body h3{font-size:16px;font-weight:700;line-height:1.5}
.rail-body p{margin-top:6px;font-size:13px;color:var(--c-ink-2);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rail-foot{margin-top:12px;display:flex;align-items:center;justify-content:space-between;font-size:12px;color:var(--c-ink-2)}
.rail-card--more{display:flex;align-items:center;justify-content:center;text-align:center;background:linear-gradient(160deg,var(--c-night-1),var(--c-night-2));border-color:transparent;color:#fff;min-height:100%}
.rail-card--more:hover{border-color:rgba(20,217,182,.5)}
.rail-card--more .in{padding:28px 22px}
.rail-card--more i{font-size:22px;color:var(--c-neon)}
.rail-card--more strong{display:block;margin-top:12px;font-size:16px}
.rail-card--more span{display:block;margin-top:6px;font-size:13px;color:rgba(255,255,255,.7);line-height:1.7}

.quality{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:var(--r-pill);font-size:12px;font-weight:700;border:1px solid}
.quality--purple{background:rgba(108,60,224,.12);color:#5B32BE;border-color:rgba(108,60,224,.35)}
.quality--neon{background:rgba(20,217,182,.12);color:#0C8F79;border-color:rgba(20,217,182,.4)}
.quality--reward{background:rgba(255,138,61,.12);color:#C25B12;border-color:rgba(255,138,61,.4)}

/* ---------- timeline ---------- */
.timeline{position:relative;margin-top:8px;padding-left:8px}
.tl-item{position:relative;display:grid;grid-template-columns:36px minmax(0,1fr);gap:16px;padding-bottom:26px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{content:"";position:absolute;left:17px;top:36px;bottom:0;width:2px;background:var(--c-line)}
.tl-item:last-child::before{display:none}
.tl-node{width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:800;background:var(--c-surface);border:2px solid var(--c-line);color:var(--c-ink-2);z-index:1}
.tl-item.is-done .tl-node{background:var(--c-neon);border-color:var(--c-neon);color:#053B31}
.tl-item.is-active .tl-node{border-color:var(--c-brand);color:var(--c-brand);animation:breathe 2s ease-in-out infinite}
@keyframes breathe{0%,100%{box-shadow:0 0 0 0 rgba(108,60,224,.35)}50%{box-shadow:0 0 0 8px rgba(108,60,224,0)}}
.tl-body h3{font-size:17px;font-weight:700}
.tl-body p{margin-top:4px;font-size:14px;color:var(--c-ink-2);line-height:1.8}
.progress{margin-top:12px;height:6px;border-radius:var(--r-pill);background:var(--c-line);overflow:hidden;max-width:420px}
.progress span{display:block;height:100%;border-radius:var(--r-pill);background:linear-gradient(90deg,var(--c-brand),var(--c-neon))}
.tl-meta{margin-top:8px;font-size:12px;color:var(--c-ink-2)}

/* ---------- cta band ---------- */
.cta-band{background:linear-gradient(135deg,var(--c-night-1) 0%,var(--c-night-2) 100%);color:#fff;text-align:center;padding:56px 0;position:relative;overflow:hidden}
@media (min-width:1024px){.cta-band{padding:80px 0}}
.cta-band::after{content:"";position:absolute;left:50%;top:-140px;width:420px;height:420px;transform:translateX(-50%);background:radial-gradient(circle,rgba(20,217,182,.22),rgba(20,217,182,0) 68%);pointer-events:none}
.cta-band h2{position:relative;z-index:2;font-size:clamp(22px,3vw,32px);font-weight:800;line-height:1.35}
.cta-band p{position:relative;z-index:2;margin:14px auto 0;max-width:620px;color:rgba(255,255,255,.78);font-size:15px;line-height:1.9}
.cta-actions{position:relative;z-index:2;margin-top:26px;display:flex;justify-content:center;gap:14px;flex-wrap:wrap}
.cta-tips{position:relative;z-index:2;margin-top:24px;display:flex;justify-content:center;gap:14px;flex-wrap:wrap}
.cta-tip{display:inline-flex;align-items:center;gap:8px;padding:8px 16px;border-radius:var(--r-pill);border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.06);font-size:13px;color:rgba(255,255,255,.85)}

/* ---------- news ---------- */
.news-grid{display:grid;grid-template-columns:1fr;gap:20px}
@media (min-width:768px){.news-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.news-grid{grid-template-columns:repeat(3,1fr);gap:24px}}
.card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);box-shadow:var(--sh-1);transition:transform .18s ease-out,box-shadow .18s ease-out,border-color .18s ease-out}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(20,217,182,.30)}
.news-card{overflow:hidden;display:flex;flex-direction:column}
@media (min-width:1024px){.news-card.is-feature{grid-column:span 2;flex-direction:row}}
.news-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--c-night-2);display:block}
@media (min-width:1024px){.news-card.is-feature .news-thumb{flex:0 0 44%;aspect-ratio:auto;min-height:100%}}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease-out}
.news-card:hover .news-thumb img{transform:scale(1.04)}
.news-body{padding:18px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto}
.news-body h3{font-size:16px;font-weight:700;line-height:1.55;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-body p{font-size:14px;color:var(--c-ink-2);line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:12px;color:var(--c-ink-2)}
.news-foot .go{display:inline-flex;align-items:center;gap:6px;color:var(--c-brand);font-weight:600;transition:transform .18s ease}
.card:hover .news-foot .go{transform:translateX(2px)}
.news-empty{grid-column:1/-1;background:var(--c-surface);border:1px dashed var(--c-line);border-radius:var(--r-card);padding:48px 24px;text-align:center}
.news-empty i{font-size:26px;color:var(--c-brand)}
.news-empty strong{display:block;margin-top:14px;font-size:17px}
.news-empty p{margin-top:8px;font-size:14px;color:var(--c-ink-2)}
.news-empty .btn{margin-top:18px}

/* ---------- faq ---------- */
.faq-list{display:grid;gap:12px;max-width:900px}
.faq-item{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);box-shadow:var(--sh-1);overflow:hidden}
.faq-item.is-open{border-color:rgba(20,217,182,.35);box-shadow:var(--sh-2)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;text-align:left;padding:16px 18px;font-size:16px;font-weight:700;color:var(--c-ink);position:relative;padding-left:22px}
.faq-q::before{content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:3px;background:var(--c-line);transition:background .2s ease}
.faq-item.is-open .faq-q::before{background:var(--c-neon)}
.faq-q i{color:var(--c-ink-2);font-size:13px;transition:transform .2s ease}
.faq-item.is-open .faq-q i{transform:rotate(180deg);color:var(--c-brand)}
.faq-a{display:grid;grid-template-rows:0fr;transition:grid-template-rows .2s ease}
.faq-item.is-open .faq-a{grid-template-rows:1fr}
.faq-a > div{overflow:hidden}
.faq-a p{padding:0 18px 18px 22px;font-size:15px;color:var(--c-ink-2);line-height:1.9}

/* ---------- footer ---------- */
.site-footer{background:var(--c-night-1);color:rgba(255,255,255,.82);border-top:1px solid rgba(255,255,255,.10);padding:56px 0 0}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px}
@media (min-width:768px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:40px}}
.footer-brand .logo-text{font-size:16px}
.footer-brand p{margin-top:14px;font-size:14px;color:rgba(255,255,255,.62);line-height:1.9;max-width:340px}
.footer-col h3{font-size:14px;font-weight:700;color:#fff;letter-spacing:.4px;margin-bottom:14px}
.footer-col a{display:block;padding:6px 0;font-size:14px;color:rgba(255,255,255,.72);transition:color .18s ease,transform .18s ease}
.footer-col a:hover{color:var(--c-neon);transform:translateX(2px)}
.footer-note{font-size:13px;color:rgba(255,255,255,.6);line-height:1.9}
.footer-bottom{margin-top:40px;border-top:1px solid rgba(255,255,255,.10);padding:18px 0;display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:12px;color:rgba(255,255,255,.55)}

@media (max-width:639px){
  body.site-body{font-size:16px}
  .hero{min-height:380px}
  .hero-inner{padding-top:48px}
  .sec-head{margin-bottom:22px}
}

/* roulang page: article */
:root{
  --c-night-1:#150C2B;--c-night-2:#2A1750;--c-brand:#6C3CE0;--c-brand-d:#5629C6;
  --c-neon:#14D9B6;--c-reward:#FF8A3D;--c-bg:#FBF9F7;--c-surface:#FFFFFF;
  --c-ink:#16121F;--c-ink-2:#56506B;--c-line:#E9E4EE;
  --r-card:16px;--r-card-lg:20px;--r-btn:12px;--r-pill:999px;
  --sh-1:0 1px 2px rgba(21,12,43,.06);
  --sh-2:0 12px 28px -12px rgba(21,12,43,.20);
  --sh-3:0 24px 48px -20px rgba(21,12,43,.30);
  --font-sans:"Noto Sans SC","PingFang SC","HarmonyOS Sans","Microsoft YaHei",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;font-family:var(--font-sans);background:var(--c-bg);color:var(--c-ink);
  font-size:17px;line-height:1.9;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color .18s ease,opacity .18s ease}
button{font-family:inherit;cursor:pointer;border:0;background:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--c-neon);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 20px}
@media(min-width:1280px){.container{padding:0 32px}}
.num{font-variant-numeric:tabular-nums}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-weight:600;border-radius:var(--r-btn);border:1px solid transparent;
  transition:background-color .18s ease,color .18s ease,border-color .18s ease,transform .18s ease,box-shadow .18s ease;
  white-space:nowrap;
}
.btn-sm{height:32px;padding:0 14px;font-size:14px}
.btn-md{height:40px;padding:0 20px;font-size:15px}
.btn-lg{height:48px;padding:0 30px;font-size:17px}
.btn-primary{background:var(--c-brand);color:#fff;box-shadow:0 8px 18px -12px rgba(108,60,224,.9)}
.btn-primary:hover{background:var(--c-brand-d);transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(1px);box-shadow:var(--sh-1)}
.btn-outline{background:var(--c-surface);color:var(--c-ink);border-color:var(--c-line)}
.btn-outline:hover{border-color:var(--c-neon);color:var(--c-night-1);transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-outline:active{transform:translateY(1px)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.3)}
.btn-ghost:hover{border-color:var(--c-neon);color:var(--c-neon);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(1px)}

/* ============ 头部 / 品牌行 ============ */
.site-header{position:sticky;top:0;z-index:60;background:rgba(251,249,247,.94);backdrop-filter:blur(14px);border-bottom:1px solid var(--c-line);transition:background-color .25s ease,box-shadow .25s ease,border-color .25s ease}
.site-header.is-scrolled{background:rgba(21,12,43,.94);border-bottom-color:rgba(255,255,255,.08);box-shadow:0 14px 34px -22px rgba(21,12,43,.85)}
.brandbar-inner{display:flex;align-items:center;gap:18px;height:64px}
.logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.logo-mark{width:32px;height:32px;flex:0 0 32px}
.logo-text{font-size:17px;font-weight:700;letter-spacing:0;color:var(--c-ink);white-space:nowrap}
.site-footer .logo-text{color:#fff}
.site-header.is-scrolled .logo-text{color:#fff}
.nav-search{position:relative;flex:1 1 auto;max-width:420px;display:flex;align-items:center}
.nav-search i{position:absolute;left:14px;font-size:13px;color:var(--c-ink-2);pointer-events:none}
.nav-search input{
  width:100%;height:44px;padding:0 14px 0 38px;border-radius:var(--r-btn);
  border:1px solid var(--c-line);background:#fff;color:var(--c-ink);font-size:14px;
  box-shadow:inset 0 1px 2px rgba(21,12,43,.04);transition:border-color .18s ease,box-shadow .18s ease,background-color .18s ease;
}
.nav-search input::placeholder{color:#9A93AD}
.nav-search input:focus{outline:none;border-color:var(--c-neon);box-shadow:0 0 0 3px rgba(20,217,182,.18)}
.site-header.is-scrolled .nav-search input{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.16);color:#fff}
.site-header.is-scrolled .nav-search i{color:rgba(255,255,255,.6)}
.brandbar-actions{margin-left:auto;display:flex;align-items:center;gap:10px}
.nav-toggle{display:none;width:40px;height:40px;border-radius:var(--r-btn);border:1px solid var(--c-line);color:var(--c-ink);align-items:center;justify-content:center}
.site-header.is-scrolled .nav-toggle{color:#fff;border-color:rgba(255,255,255,.2)}

/* ============ 频道行 ============ */
.channelbar{border-top:1px solid var(--c-line);background:transparent}
.site-header.is-scrolled .channelbar{border-top-color:rgba(255,255,255,.08)}
.channel-inner{position:relative;display:flex;align-items:center;gap:26px;height:44px;overflow-x:auto;scrollbar-width:none}
.channel-inner::-webkit-scrollbar{display:none}
.channel-link{position:relative;font-size:15px;color:var(--c-ink-2);padding:11px 0;white-space:nowrap;font-weight:500}
.channel-link::after{content:"";position:absolute;left:0;right:0;bottom:4px;height:2px;border-radius:2px;background:var(--c-neon);transform:scaleX(0);transform-origin:left;transition:transform .2s ease}
.channel-link:hover{color:var(--c-brand)}
.channel-link.is-active{color:var(--c-ink);font-weight:700}
.channel-link.is-active::after{transform:scaleX(1)}
.site-header.is-scrolled .channel-link{color:rgba(255,255,255,.76)}
.site-header.is-scrolled .channel-link.is-active{color:#fff}
.channel-fade{display:none}

/* ============ 文章页头 ============ */
.article-hero{
  position:relative;color:#fff;padding:34px 0 46px;
  background-image:linear-gradient(105deg,rgba(21,12,43,.95) 0%,rgba(42,23,80,.86) 48%,rgba(21,12,43,.74) 100%),url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center 30%;
}
.article-hero::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:rgba(255,255,255,.08)}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;line-height:1.7;color:rgba(255,255,255,.66);flex-wrap:wrap}
.breadcrumb a{color:rgba(255,255,255,.82)}
.breadcrumb a:hover{color:var(--c-neon)}
.breadcrumb .sep{color:rgba(255,255,255,.36)}
.breadcrumb .current{max-width:44ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:#fff}
.article-title{
  margin:18px 0 0;font-size:clamp(28px,4.6vw,46px);line-height:1.30;font-weight:700;
  letter-spacing:0;max-width:920px;color:#fff;
}
.article-meta{display:flex;align-items:center;flex-wrap:wrap;gap:12px;margin-top:20px;font-size:13px;color:rgba(255,255,255,.72)}
.article-meta span{display:inline-flex;align-items:center;gap:6px}
.article-meta i{font-size:12px;color:var(--c-neon)}
.meta-dot{width:4px;height:4px;border-radius:50%;background:rgba(255,255,255,.32);display:inline-block}

/* ============ 文章布局 ============ */
.article-section{padding:56px 0 72px}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr);gap:40px}
@media(min-width:1024px){
  .article-layout{grid-template-columns:minmax(0,1fr) 320px;gap:56px;align-items:start}
}
.article-main{min-width:0}
.article-body{max-width:740px;font-size:17px;line-height:1.9;color:var(--c-ink)}
.article-body>p:first-child{font-size:18px;color:var(--c-ink-2)}
.article-body h2{font-size:clamp(22px,3vw,32px);line-height:1.35;font-weight:700;margin:1.8em 0 .7em;color:var(--c-ink)}
.article-body h3{font-size:19px;line-height:1.5;font-weight:700;margin:1.5em 0 .6em;color:var(--c-ink)}
.article-body h4{font-size:17px;font-weight:700;margin:1.3em 0 .5em}
.article-body p{margin:0 0 1.1em}
.article-body ul,.article-body ol{margin:0 0 1.1em;padding-left:1.3em}
.article-body ul li{list-style:disc;margin-bottom:.5em}
.article-body ol li{list-style:decimal;margin-bottom:.5em}
.article-body li::marker{color:var(--c-brand)}
.article-body blockquote{
  margin:1.4em 0;padding:16px 22px;border-left:4px solid var(--c-brand);
  background:#F4F1FB;border-radius:0 12px 12px 0;color:var(--c-ink-2);font-size:16px;
}
.article-body img{border-radius:12px;margin:1.4em auto}
.article-body a{color:var(--c-brand);border-bottom:1px solid rgba(108,60,224,.32)}
.article-body a:hover{color:var(--c-brand-d);border-bottom-color:var(--c-brand-d)}
.article-body code{background:#F1EDF9;color:#3D2A7A;padding:2px 6px;border-radius:6px;font-size:14px}
.article-body pre{background:var(--c-night-1);color:#E9E4EE;padding:18px 20px;border-radius:12px;overflow-x:auto;font-size:14px;line-height:1.7;margin:1.4em 0}
.article-body pre code{background:none;color:inherit;padding:0}
.article-body table{width:100%;border-collapse:collapse;font-size:15px;margin:1.4em 0;display:block;overflow-x:auto}
.article-body th,.article-body td{border:1px solid var(--c-line);padding:10px 14px;text-align:left;white-space:nowrap}
.article-body th{background:#F6F3FB;font-weight:600}
.article-body tbody tr:nth-child(even){background:#FAF8FC}
.article-body hr{border:0;border-top:1px solid var(--c-line);margin:2em 0}

.empty-state{
  max-width:740px;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card-lg);
  padding:48px 28px;text-align:center;box-shadow:var(--sh-1);
}
.empty-state i{font-size:30px;color:var(--c-brand);opacity:.7}
.empty-state h2{font-size:22px;margin:16px 0 10px;line-height:1.4}
.empty-state p{color:var(--c-ink-2);font-size:15px;max-width:420px;margin:0 auto 22px}

/* ============ 标签与操作 ============ */
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin:40px 0 0;padding-top:26px;border-top:1px solid var(--c-line)}
.tag{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:var(--r-pill);
  background:rgba(108,60,224,.10);color:var(--c-brand);font-size:13px;font-weight:600;
  border:1px solid rgba(108,60,224,.16);transition:background-color .18s ease,transform .18s ease;
}
.tag:hover{background:rgba(108,60,224,.18);transform:translateY(-1px)}
.article-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}

/* ============ 侧栏 ============ */
.article-side{display:flex;flex-direction:column;gap:20px}
@media(min-width:1024px){.article-side{position:sticky;top:96px}}
.side-card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);padding:20px;box-shadow:var(--sh-1)}
.side-card h3{font-size:16px;font-weight:700;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.side-card h3 i{color:var(--c-neon);font-size:13px}
.side-item{display:flex;gap:12px;padding:11px 0;border-bottom:1px solid var(--c-line)}
.side-item:last-child{border-bottom:0;padding-bottom:0}
.side-item:first-of-type{padding-top:0}
.side-thumb{flex:0 0 72px;width:72px;aspect-ratio:16/9;border-radius:10px;overflow:hidden;background:#EFEAF7}
.side-thumb img{width:100%;height:100%;object-fit:cover}
.side-item h4{font-size:14px;font-weight:600;line-height:1.6;margin-bottom:3px}
.side-item h4 a:hover{color:var(--c-brand)}
.side-item span{font-size:12px;color:var(--c-ink-2)}
.quick-links{display:flex;flex-direction:column;gap:2px}
.quick-links a{display:flex;align-items:center;justify-content:space-between;font-size:14px;color:var(--c-ink-2);padding:9px 0;border-bottom:1px dashed var(--c-line)}
.quick-links a:last-child{border-bottom:0}
.quick-links a:hover{color:var(--c-brand)}
.quick-links i{font-size:11px;color:var(--c-neon)}
.reward-mini{display:flex;align-items:center;justify-content:space-between;font-size:14px;padding:10px 12px;border-radius:10px;background:#FAF8FC;border:1px solid var(--c-line);margin-bottom:8px}
.reward-mini:last-child{margin-bottom:0}
.reward-mini b{font-weight:700}
.q-purple{color:var(--c-brand)}
.q-cyan{color:#0E9E85}
.q-orange{color:var(--c-reward)}

/* ============ 区块与卡片 ============ */
.section{padding:64px 0}
.section-tight{padding:40px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px;flex-wrap:wrap}
.section-head h2{font-size:clamp(22px,3vw,32px);line-height:1.35;font-weight:700}
.section-head p{font-size:14px;color:var(--c-ink-2);margin-top:8px;max-width:620px}
.section-head .more{font-size:14px;font-weight:600;color:var(--c-brand);display:inline-flex;align-items:center;gap:6px}
.section-head .more:hover{color:var(--c-brand-d)}

.card-grid{display:grid;grid-template-columns:1fr;gap:22px}
@media(min-width:640px){.card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(min-width:1024px){.card-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}

.list-card{
  display:flex;flex-direction:column;background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.list-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(20,217,182,.3)}
.card-cover{display:block;aspect-ratio:16/9;overflow:hidden;background:#EFEAF7}
.card-cover img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.list-card:hover .card-cover img{transform:scale(1.04)}
.card-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto}
.badge{
  display:inline-flex;align-items:center;align-self:flex-start;height:26px;padding:0 12px;
  border-radius:var(--r-pill);font-size:12px;font-weight:600;
  background:rgba(108,60,224,.12);color:var(--c-brand);border:1px solid rgba(108,60,224,.16);
}
.card-body h3{font-size:17px;line-height:1.5;font-weight:700;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-body h3 a:hover{color:var(--c-brand)}
.card-body p{font-size:14px;line-height:1.7;color:var(--c-ink-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--c-ink-2);padding-top:12px;border-top:1px solid var(--c-line)}
.card-foot i{color:var(--c-brand);font-size:12px;transition:transform .2s ease}
.list-card:hover .card-foot i{transform:translateX(2px)}

/* ============ FAQ ============ */
.faq{max-width:860px}
.faq-item{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);margin-bottom:12px;overflow:hidden;transition:box-shadow .2s ease,border-color .2s ease}
.faq-item:hover{box-shadow:var(--sh-1)}
.faq-item.is-open{border-color:rgba(20,217,182,.36);box-shadow:var(--sh-2)}
.faq-q{
  position:relative;width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 20px 18px 24px;text-align:left;font-size:16px;font-weight:600;color:var(--c-ink);line-height:1.6;
}
.faq-q::before{content:"";position:absolute;left:0;top:15px;bottom:15px;width:3px;border-radius:0 3px 3px 0;background:var(--c-neon)}
.faq-q i{color:var(--c-ink-2);font-size:13px;transition:transform .2s ease;flex:0 0 auto}
.faq-item.is-open .faq-q i{transform:rotate(180deg);color:var(--c-brand)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .2s ease;padding:0 24px;font-size:15px;color:var(--c-ink-2)}
.faq-item.is-open .faq-a{max-height:340px;padding-bottom:18px}

/* ============ CTA 通栏 ============ */
.cta-band{
  background:linear-gradient(120deg,var(--c-night-1) 0%,var(--c-night-2) 62%,#1C1140 100%);
  color:#fff;padding:72px 0;text-align:center;position:relative;overflow:hidden;
}
.cta-band::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 78% 18%,rgba(20,217,182,.16),transparent 46%);pointer-events:none}
.cta-band h2{font-size:clamp(22px,3vw,32px);line-height:1.35;font-weight:700;position:relative}
.cta-band p{margin:14px auto 26px;max-width:560px;color:rgba(255,255,255,.74);font-size:16px;position:relative}
.cta-band .btn{position:relative}
.cta-tips{margin-top:26px;display:flex;flex-wrap:wrap;justify-content:center;gap:12px;position:relative}
.cta-tips span{font-size:13px;color:rgba(255,255,255,.7);border:1px solid rgba(255,255,255,.18);border-radius:var(--r-pill);padding:6px 16px}

/* ============ 页脚 ============ */
.site-footer{background:var(--c-night-1);color:rgba(255,255,255,.72);border-top:1px solid rgba(255,255,255,.08);padding:56px 0 26px;font-size:14px}
.footer-grid{display:grid;grid-template-columns:1fr;gap:34px}
@media(min-width:768px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr}}
.footer-brand p{margin-top:14px;max-width:340px;line-height:1.8;color:rgba(255,255,255,.62)}
.footer-col h3{font-size:14px;color:#fff;font-weight:700;margin-bottom:14px}
.footer-col a{display:block;padding:5px 0;color:rgba(255,255,255,.68)}
.footer-col a:hover{color:var(--c-neon)}
.footer-note{line-height:1.8;color:rgba(255,255,255,.58);margin-bottom:10px}
.footer-bottom{margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.08);display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.5)}

/* ============ 响应式 ============ */
@media(max-width:1023px){
  .nav-toggle{display:inline-flex}
  .nav-search{max-width:none}
  .channel-inner{display:none}
  .channelbar.is-open .channel-inner{
    display:flex;flex-direction:column;align-items:flex-start;gap:0;height:auto;
    padding:6px 0 14px;overflow:visible;
  }
  .channelbar.is-open .channel-link{width:100%;padding:12px 0;border-bottom:1px solid var(--c-line);font-size:15px}
  .channelbar.is-open .channel-link::after{display:none}
  .channelbar.is-open .channel-link.is-active{color:var(--c-brand)}
  .article-hero{padding:26px 0 36px}
  .article-section{padding:40px 0 56px}
  .section{padding:48px 0}
}
@media(max-width:639px){
  .brandbar-inner{height:56px;gap:12px}
  .logo-text{font-size:15px;white-space:normal;line-height:1.25;max-width:150px}
  .brandbar-actions .btn{display:none}
  .nav-search{display:none}
  .article-meta{font-size:12px;gap:9px}
  .cta-band{padding:56px 0}
}

/* roulang page: category1 */
:root{
  --c-night-1:#150C2B;
  --c-night-2:#2A1750;
  --c-brand:#6C3CE0;
  --c-brand-d:#5629C6;
  --c-neon:#14D9B6;
  --c-reward:#FF8A3D;
  --c-bg:#FBF9F7;
  --c-surface:#FFFFFF;
  --c-ink:#16121F;
  --c-ink-2:#56506B;
  --c-line:#E9E4EE;
  --r-card:16px;
  --r-lg:20px;
  --r-btn:12px;
  --sh-1:0 1px 2px rgba(21,12,43,.06);
  --sh-2:0 12px 28px -12px rgba(21,12,43,.20);
  --sh-3:0 24px 48px -20px rgba(21,12,43,.30);
  --ease:180ms cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:120px}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","HarmonyOS Sans","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:17px;line-height:1.90;letter-spacing:0;
  color:var(--c-ink);background:var(--c-bg);
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input{font-family:inherit}
p{margin:0 0 1.1em}
p:last-child{margin-bottom:0}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--c-ink)}
ul,ol{margin:0;padding:0;list-style:none}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.tnum{font-variant-numeric:tabular-nums}

.container{width:100%;max-width:1240px;margin:0 auto;padding:0 20px}
@media (min-width:1280px){.container{padding:0 32px}}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--r-btn);
  font-size:16px;font-weight:600;line-height:1;cursor:pointer;border:1px solid transparent;
  transition:transform var(--ease),background-color var(--ease),box-shadow var(--ease),border-color var(--ease),color var(--ease);
  white-space:nowrap;
}
.btn:focus-visible{outline:2px solid var(--c-neon);outline-offset:2px}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--c-brand);color:#fff;box-shadow:var(--sh-1)}
.btn-primary:hover{background:var(--c-brand-d);transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.30)}
.btn-ghost:hover{border-color:var(--c-neon);color:var(--c-neon);transform:translateY(-2px)}
.btn-outline{background:var(--c-surface);color:var(--c-ink);border-color:var(--c-line)}
.btn-outline:hover{border-color:var(--c-neon);color:var(--c-ink);transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-sm{height:40px;padding:0 18px;font-size:15px}
.btn-lg{height:56px;padding:0 34px;font-size:17px}

/* ---------- 导航 ---------- */
.site-header{position:sticky;top:0;z-index:60}
.brandbar{
  background:var(--c-night-1);
  border-bottom:1px solid rgba(255,255,255,.06);
  transition:background-color var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.site-header.is-scrolled .brandbar{
  background:rgba(21,12,43,.94);
  border-bottom-color:rgba(255,255,255,.10);
  box-shadow:0 10px 26px -18px rgba(21,12,43,.85);
}
.brandbar-inner{display:flex;align-items:center;gap:20px;height:64px}
.logo{display:inline-flex;align-items:center;gap:10px;flex:none}
.logo-mark{width:32px;height:32px;flex:none}
.logo-text{color:#fff;font-size:16.5px;font-weight:700;letter-spacing:.2px}
.nav-search{position:relative;display:flex;align-items:center;flex:1;max-width:430px;margin:0 auto}
.nav-search i{position:absolute;left:15px;font-size:13px;color:rgba(255,255,255,.60);pointer-events:none}
.nav-search input{
  width:100%;height:40px;border-radius:999px;padding:0 16px 0 38px;
  border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.08);
  color:#fff;font-size:14px;line-height:1;
  transition:border-color var(--ease),background-color var(--ease),box-shadow var(--ease);
}
.nav-search input::placeholder{color:rgba(255,255,255,.52)}
.nav-search input:focus{outline:none;border-color:var(--c-neon);background:rgba(255,255,255,.12);box-shadow:0 0 0 2px rgba(20,217,182,.30)}
.brandbar-actions{display:flex;align-items:center;gap:12px;flex:none}
.nav-toggle{
  display:none;align-items:center;justify-content:center;
  width:40px;height:40px;border-radius:10px;color:#fff;cursor:pointer;
  border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.06);
  transition:border-color var(--ease),color var(--ease);
}
.nav-toggle:hover{border-color:var(--c-neon);color:var(--c-neon)}
.nav-toggle:focus-visible{outline:2px solid var(--c-neon);outline-offset:2px}

.channelbar{background:#1B1136;border-bottom:1px solid rgba(255,255,255,.08)}
.channel-inner{display:flex;align-items:center;gap:2px;height:44px;overflow-x:auto;position:relative;scrollbar-width:none}
.channel-inner::-webkit-scrollbar{display:none}
.channel-link{
  position:relative;display:inline-flex;align-items:center;height:44px;padding:0 14px;
  color:rgba(255,255,255,.70);font-size:15px;white-space:nowrap;
  transition:color var(--ease);
}
.channel-link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:7px;height:2px;border-radius:999px;
  background:var(--c-neon);transform:scaleX(0);transition:transform var(--ease);
}
.channel-link:hover{color:#fff}
.channel-link.is-active{color:#fff;font-weight:700}
.channel-link.is-active::after{transform:scaleX(1)}
.channel-fade{position:absolute;top:0;bottom:0;width:36px;pointer-events:none}
.channel-fade--l{left:0;background:linear-gradient(90deg,#1B1136,rgba(27,17,54,0))}
.channel-fade--r{right:0;background:linear-gradient(270deg,#1B1136,rgba(27,17,54,0))}

/* ---------- 页头 ---------- */
.page-head{
  position:relative;overflow:hidden;
  background:var(--c-night-1) url("/assets/images/backpic/back-2.png") center/cover no-repeat;
}
.page-head::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(21,12,43,.92) 0%,rgba(21,12,43,.76) 42%,rgba(42,23,80,.90) 100%);
}
.page-head-inner{position:relative;z-index:2;padding:30px 0 38px;min-height:240px;display:flex;flex-direction:column;justify-content:flex-end}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.66);margin-bottom:16px;flex-wrap:wrap}
.crumb a{color:rgba(255,255,255,.78);transition:color var(--ease)}
.crumb a:hover{color:var(--c-neon)}
.crumb .sep{color:rgba(255,255,255,.35)}
.crumb .current{color:rgba(255,255,255,.92)}
.page-head h1{color:#fff;max-width:860px;font-size:clamp(28px,4.6vw,46px);line-height:1.30}
.page-head .lead{margin:14px 0 0;color:rgba(255,255,255,.80);font-size:15px;line-height:1.7;max-width:640px}
.head-stats{display:flex;flex-wrap:wrap;gap:14px 34px;margin-top:26px;padding-top:20px;border-top:1px solid rgba(255,255,255,.14)}
.head-stat{display:flex;flex-direction:column;gap:2px}
.head-stat b{font-size:20px;color:var(--c-neon);font-variant-numeric:tabular-nums;line-height:1.4}
.head-stat span{font-size:12.5px;color:rgba(255,255,255,.66)}

/* ---------- 通用板块 ---------- */
.section{padding:56px 0}
@media (min-width:1024px){.section{padding:96px 0}}
.section--tight{padding:48px 0}
@media (min-width:1024px){.section--tight{padding:64px 0}}
.sec-head{max-width:740px;margin-bottom:32px}
@media (min-width:1024px){.sec-head{margin-bottom:44px}}
.sec-head .kicker{
  display:inline-flex;align-items:center;gap:8px;height:28px;padding:0 14px;border-radius:999px;
  background:rgba(108,60,224,.10);color:var(--c-brand);font-size:12.5px;font-weight:700;margin-bottom:14px;
}
.sec-head h2{font-size:clamp(22px,3vw,32px);line-height:1.35}
.sec-head p{margin-top:12px;color:var(--c-ink-2);font-size:16px;line-height:1.85}

/* ---------- 双列大图卡 ---------- */
.card-grid{display:grid;grid-template-columns:1fr;gap:24px}
@media (min-width:768px){.card-grid{grid-template-columns:repeat(2,1fr)}}
.big-card{
  display:flex;flex-direction:column;background:var(--c-surface);
  border:1px solid var(--c-line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.big-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(20,217,182,.30)}
.big-card .thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:#EDE9F3}
.big-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform 320ms ease-out}
.big-card:hover .thumb img{transform:scale(1.04)}
.big-card .thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(21,12,43,0) 45%,rgba(21,12,43,.45) 100%)}
.card-grid .big-card:nth-child(1) .thumb img{object-position:center 22%}
.card-grid .big-card:nth-child(2) .thumb img{object-position:center 68%}
.card-grid .big-card:nth-child(3) .thumb img{object-position:38% center}
.card-grid .big-card:nth-child(4) .thumb img{object-position:72% center}
.card-grid .big-card:nth-child(5) .thumb img{object-position:center 30%}
.card-grid .big-card:nth-child(6) .thumb img{object-position:center 78%}
.card-grid .big-card:nth-child(7) .thumb img{object-position:26% center}
.card-grid .big-card:nth-child(8) .thumb img{object-position:80% 60%}
.big-card .body{padding:22px;display:flex;flex-direction:column;gap:12px;flex:1}
.badge{
  display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;border-radius:999px;
  font-size:12.5px;font-weight:600;line-height:1;
}
.badge-brand{background:rgba(108,60,224,.12);color:var(--c-brand)}
.badge-neon{background:rgba(20,217,182,.14);color:#0B8F79;border:1px solid rgba(20,217,182,.42)}
.badge-reward{background:rgba(255,138,61,.14);color:#C25A16;border:1px solid rgba(255,138,61,.42)}
.big-card h3{font-size:19px;line-height:1.50;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.big-card .desc{
  color:var(--c-ink-2);font-size:15px;line-height:1.80;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-foot{
  margin-top:auto;padding-top:14px;border-top:1px solid var(--c-line);
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  font-size:13px;color:var(--c-ink-2);
}
.card-foot .go{display:inline-flex;align-items:center;gap:6px;color:var(--c-brand);font-weight:600}
.card-foot .go i{transition:transform var(--ease)}
.big-card:hover .card-foot .go i{transform:translateX(2px)}

/* ---------- 深色流程带 ---------- */
.band{background:linear-gradient(160deg,var(--c-night-1) 0%,var(--c-night-2) 100%);color:#fff;padding:56px 0;position:relative;overflow:hidden}
@media (min-width:1024px){.band{padding:88px 0}}
.band::before{
  content:"";position:absolute;right:-140px;top:-140px;width:380px;height:380px;border-radius:50%;
  background:radial-gradient(circle,rgba(20,217,182,.22),rgba(20,217,182,0) 70%);
}
.band .sec-head .kicker{background:rgba(20,217,182,.16);color:var(--c-neon)}
.band .sec-head h2{color:#fff}
.band .sec-head p{color:rgba(255,255,255,.74)}
.steps{display:grid;grid-template-columns:1fr;gap:26px;position:relative;z-index:2}
@media (min-width:640px){.steps{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.steps{grid-template-columns:repeat(4,1fr);gap:20px}}
.step{
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);border-radius:var(--r-card);
  padding:22px;transition:border-color var(--ease),transform var(--ease),background-color var(--ease);
}
.step:hover{border-color:rgba(20,217,182,.55);transform:translateY(-4px);background:rgba(255,255,255,.07)}
.step .num{
  width:28px;height:28px;border-radius:999px;display:inline-flex;align-items:center;justify-content:center;
  background:var(--c-neon);color:#08302A;font-size:13px;font-weight:800;font-variant-numeric:tabular-nums;
}
.step h3{margin:16px 0 8px;color:#fff;font-size:17px}
.step p{color:rgba(255,255,255,.72);font-size:14.5px;line-height:1.78;margin:0}
.band-note{
  margin-top:34px;padding:16px 20px;border-radius:14px;border:1px dashed rgba(255,255,255,.22);
  color:rgba(255,255,255,.74);font-size:14.5px;position:relative;z-index:2;
}

/* ---------- 速查清单 ---------- */
.check-list{display:grid;grid-template-columns:1fr;gap:14px}
@media (min-width:768px){.check-list{grid-template-columns:repeat(2,1fr)}}
.check-item{
  display:flex;gap:14px;align-items:flex-start;background:var(--c-surface);
  border:1px solid var(--c-line);border-radius:var(--r-card);padding:18px 20px;box-shadow:var(--sh-1);
  transition:border-color var(--ease),transform var(--ease),box-shadow var(--ease);
}
.check-item:hover{border-color:rgba(20,217,182,.35);transform:translateY(-3px);box-shadow:var(--sh-2)}
.check-item i{color:var(--c-neon);font-size:15px;margin-top:5px;flex:none}
.check-item strong{display:block;font-size:16px;font-weight:700;margin-bottom:4px}
.check-item span{color:var(--c-ink-2);font-size:14.5px;line-height:1.78}

/* ---------- FAQ ---------- */
.faq-list{max-width:860px}
.faq-item{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:14px;
  margin-bottom:12px;overflow:hidden;transition:border-color var(--ease),box-shadow var(--ease);
}
.faq-item:hover{border-color:rgba(20,217,182,.35)}
.faq-item.is-open{border-color:rgba(20,217,182,.55);box-shadow:var(--sh-1)}
.faq-q{
  position:relative;width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 20px 18px 24px;background:none;border:0;cursor:pointer;text-align:left;
  font-size:16.5px;font-weight:600;color:var(--c-ink);line-height:1.6;
  transition:color var(--ease);
}
.faq-q::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:999px;
  background:var(--c-neon);opacity:0;transition:opacity var(--ease);
}
.faq-item.is-open .faq-q::before{opacity:1}
.faq-q:hover{color:var(--c-brand)}
.faq-q:focus-visible{outline:2px solid var(--c-neon);outline-offset:-2px}
.faq-q i{font-size:13px;color:var(--c-ink-2);transition:transform 200ms ease-out,color var(--ease);flex:none}
.faq-item.is-open .faq-q i{transform:rotate(180deg);color:var(--c-brand)}
.faq-a{max-height:0;overflow:hidden;transition:max-height 200ms ease-out}
.faq-item.is-open .faq-a{max-height:320px}
.faq-a p{padding:0 24px 20px;color:var(--c-ink-2);font-size:15px;line-height:1.85;margin:0}

/* ---------- CTA ---------- */
.cta-band{
  background:linear-gradient(140deg,var(--c-night-1) 0%,#2F1B5E 55%,#3B1E72 100%);
  color:#fff;padding:64px 0;text-align:center;position:relative;overflow:hidden;
}
@media (min-width:1024px){.cta-band{padding:88px 0}}
.cta-band::after{
  content:"";position:absolute;left:50%;bottom:-160px;transform:translateX(-50%);
  width:520px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(108,60,224,.45),rgba(108,60,224,0) 70%);
}
.cta-inner{position:relative;z-index:2;max-width:700px;margin:0 auto}
.cta-band h2{color:#fff;font-size:clamp(22px,3vw,32px);line-height:1.35}
.cta-band p{margin:14px auto 28px;color:rgba(255,255,255,.76);font-size:16px;line-height:1.85;max-width:560px}
.cta-tips{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;margin-top:26px}
.cta-tip{
  display:inline-flex;align-items:center;gap:8px;height:34px;padding:0 16px;border-radius:999px;
  border:1px solid rgba(255,255,255,.22);color:rgba(255,255,255,.82);font-size:13.5px;
  transition:border-color var(--ease),color var(--ease);
}
.cta-tip:hover{border-color:var(--c-neon);color:var(--c-neon)}
.cta-tip i{color:var(--c-neon);font-size:12px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-night-1);color:rgba(255,255,255,.72);border-top:1px solid rgba(255,255,255,.10);padding:56px 0 0}
.footer-grid{display:grid;grid-template-columns:1fr;gap:34px;padding-bottom:40px}
@media (min-width:768px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.6fr 1fr 1fr 1.4fr;gap:40px}}
.footer-brand .logo{margin-bottom:16px}
.footer-brand p{font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.66);max-width:340px;margin:0}
.footer-col h3{color:#fff;font-size:15px;margin-bottom:16px;letter-spacing:.2px}
.footer-col a{display:block;font-size:14.5px;color:rgba(255,255,255,.70);padding:6px 0;transition:color var(--ease),transform var(--ease)}
.footer-col a:hover{color:var(--c-neon);transform:translateX(2px)}
.footer-note{font-size:14px;line-height:1.85;color:rgba(255,255,255,.60);margin:0 0 10px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.10);padding:20px 0;display:flex;flex-wrap:wrap;gap:10px 24px;
  justify-content:space-between;font-size:13px;color:rgba(255,255,255,.52);
}

/* ---------- 响应式导航 ---------- */
@media (max-width:1023px){
  .nav-toggle{display:inline-flex}
  .channel-inner{
    display:none;flex-direction:column;align-items:stretch;height:auto;padding:6px 0 14px;
    overflow:visible;
  }
  .site-header.is-open .channel-inner{display:flex}
  .channel-link{height:44px;font-size:15px}
  .channel-fade{display:none}
}
@media (max-width:767px){
  .brandbar-inner{height:56px;gap:12px}
  .logo-text{font-size:15px}
  .nav-search{display:none}
  .page-head-inner{min-height:200px;padding:24px 0 30px}
  .head-stats{gap:12px 24px}
  .card-grid{gap:18px}
  .big-card .body{padding:18px}
  .faq-q{font-size:15.5px;padding:16px 16px 16px 20px}
  .faq-a p{padding:0 20px 18px}
}

/* roulang page: category2 */
:root{
  --c-night-1:#150C2B;--c-night-2:#2A1750;--c-brand:#6C3CE0;--c-brand-d:#5629C6;
  --c-neon:#14D9B6;--c-reward:#FF8A3D;--c-bg:#FBF9F7;--c-surface:#FFFFFF;
  --c-ink:#16121F;--c-ink-2:#56506B;--c-line:#E9E4EE;
  --r-card:16px;--r-lg:20px;--r-btn:12px;
  --sh-1:0 1px 2px rgba(21,12,43,.06);
  --sh-2:0 12px 28px -12px rgba(21,12,43,.20);
  --sh-3:0 24px 48px -20px rgba(21,12,43,.30);
  --nav-h:108px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--c-bg);color:var(--c-ink);
  font-family:"Noto Sans SC","PingFang SC","HarmonyOS Sans","Microsoft YaHei",system-ui,sans-serif;
  font-size:17px;line-height:1.9;letter-spacing:0;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .18s ease-out}
button{font:inherit;cursor:pointer}
input{font:inherit}
h1,h2,h3,h4,p,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
.num,.stat-num,.progress-value{font-variant-numeric:tabular-nums}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 20px}
@media (min-width:1280px){.container{padding:0 32px}}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--c-neon);outline-offset:2px}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:60;background:transparent;transition:background .25s ease-out,box-shadow .25s ease-out,border-color .25s ease-out;border-bottom:1px solid transparent}
.site-header.is-scrolled{background:rgba(21,12,43,.94);border-bottom:1px solid rgba(255,255,255,.10);box-shadow:var(--sh-3)}
.brandbar-inner{height:64px;display:flex;align-items:center;gap:18px}
.logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.logo-mark{width:32px;height:32px;flex:0 0 32px}
.logo-text{color:#fff;font-size:17px;font-weight:700;letter-spacing:.2px;white-space:nowrap}
.nav-search{position:relative;flex:1 1 auto;max-width:420px;margin-left:auto}
.nav-search i{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:rgba(255,255,255,.55);font-size:14px}
.nav-search input{
  width:100%;height:40px;border-radius:var(--r-btn);padding:0 14px 0 38px;
  background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.18);color:#fff;font-size:14px;
}
.nav-search input::placeholder{color:rgba(255,255,255,.55)}
.nav-search input:focus{background:rgba(255,255,255,.14);border-color:var(--c-neon)}
.brandbar-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:var(--r-btn);
  background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.20);color:#fff;
}
.channelbar{border-top:1px solid rgba(255,255,255,.08)}
.channelbar .container{position:relative}
.channel-inner{display:flex;align-items:center;gap:6px;height:44px;overflow-x:auto;scrollbar-width:none}
.channel-inner::-webkit-scrollbar{display:none}
.channel-link{
  position:relative;display:inline-flex;align-items:center;height:44px;padding:0 12px;white-space:nowrap;
  color:rgba(255,255,255,.76);font-size:15px;border-bottom:2px solid transparent;
}
.channel-link:hover{color:#fff}
.channel-link.is-active{color:#fff;font-weight:700;border-bottom-color:var(--c-neon)}
.channel-fade{position:absolute;top:0;bottom:0;width:38px;pointer-events:none;display:none}
.channel-fade--l{left:0;background:linear-gradient(90deg,rgba(21,12,43,.9),transparent)}
.channel-fade--r{right:0;background:linear-gradient(270deg,rgba(21,12,43,.9),transparent)}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:var(--r-btn);
  font-weight:600;border:1px solid transparent;white-space:nowrap;
  transition:background .18s ease-out,color .18s ease-out,border-color .18s ease-out,transform .18s ease-out,box-shadow .18s ease-out;
}
.btn-sm{height:32px;padding:0 14px;font-size:14px}
.btn-md{height:40px;padding:0 20px;font-size:15px}
.btn-lg{height:48px;padding:0 28px;font-size:16px}
.btn-primary{background:var(--c-brand);color:#fff}
.btn-primary:hover{background:var(--c-brand-d);transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-outline{background:#fff;color:var(--c-ink);border-color:var(--c-line)}
.btn-outline:hover{border-color:var(--c-neon);color:var(--c-ink)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.32)}
.btn-ghost:hover{border-color:var(--c-neon);color:var(--c-neon)}
.btn:active{transform:translateY(1px);box-shadow:var(--sh-1)}

/* ---------- badges ---------- */
.badge{display:inline-flex;align-items:center;gap:6px;height:24px;padding:0 11px;border-radius:999px;font-size:12px;font-weight:600;line-height:1}
.badge-cat{background:rgba(108,60,224,.12);color:var(--c-brand)}
.tier-badge{display:inline-flex;align-items:center;height:22px;padding:0 10px;border-radius:999px;font-size:11px;font-weight:700;line-height:1}
.tier-purple{background:rgba(108,60,224,.14);color:#5629C6;border:1px solid rgba(108,60,224,.42)}
.tier-neon{background:rgba(20,217,182,.14);color:#0B8E77;border:1px solid rgba(20,217,182,.45)}
.tier-reward{background:rgba(255,138,61,.14);color:#C4591A;border:1px solid rgba(255,138,61,.48)}

/* ---------- page hero ---------- */
.page-hero{
  position:relative;margin-top:calc(-1 * var(--nav-h));padding:calc(var(--nav-h) + 34px) 0 44px;
  background-image:linear-gradient(115deg,rgba(21,12,43,.94) 0%,rgba(42,23,80,.86) 46%,rgba(21,12,43,.72) 100%),url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center 30%;color:#fff;
}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.66)}
.crumb a:hover{color:var(--c-neon)}
.crumb .sep{color:rgba(255,255,255,.36)}
.crumb .current{color:#fff}
.page-hero h1{
  margin-top:14px;font-size:clamp(28px,4.6vw,46px);line-height:1.30;font-weight:800;letter-spacing:.2px;max-width:900px;
}
.page-hero .lede{margin-top:12px;font-size:16px;color:rgba(255,255,255,.80);max-width:740px;line-height:1.7}
.hero-stats{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.hero-stat{
  display:inline-flex;align-items:baseline;gap:7px;height:34px;padding:0 14px;border-radius:999px;
  background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.16);font-size:13px;color:rgba(255,255,255,.82);
}
.hero-stat b{font-size:15px;color:#fff;font-variant-numeric:tabular-nums}

/* ---------- sections ---------- */
.section{padding:64px 0}
.section--wide{padding:96px 0}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:14px;margin-bottom:28px}
.section-head h2{font-size:clamp(22px,3vw,32px);line-height:1.35;font-weight:800;max-width:760px}
.section-head .sub{margin-top:10px;font-size:15px;color:var(--c-ink-2);max-width:740px;line-height:1.8}
.section-more{font-size:14px;font-weight:600;color:var(--c-brand);display:inline-flex;align-items:center;gap:6px}
.section-more:hover{color:var(--c-brand-d)}
.section-more i{transition:transform .18s ease-out}
.section-more:hover i{transform:translateX(3px)}

/* ---------- task list rows ---------- */
.task-list{display:grid;grid-template-columns:1fr;gap:18px}
.task-row{
  display:flex;gap:18px;padding:14px;background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-card);box-shadow:var(--sh-1);
  transition:transform .18s ease-out,box-shadow .18s ease-out,border-color .18s ease-out;
}
.task-row:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(20,217,182,.32)}
.task-thumb{position:relative;flex:0 0 160px;width:160px;border-radius:12px;overflow:hidden;background:var(--c-night-2)}
.task-thumb img{width:100%;height:100%;aspect-ratio:3/2;object-fit:cover}
.task-thumb .tier-badge{position:absolute;left:8px;top:8px;background:rgba(21,12,43,.82);color:#fff;border-color:transparent}
.task-thumb .tier-badge.tier-purple{color:#C8B4FF}
.task-thumb .tier-badge.tier-neon{color:#7FF0DC}
.task-thumb .tier-badge.tier-reward{color:#FFC08C}
.task-body{flex:1 1 auto;min-width:0;display:flex;flex-direction:column}
.task-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px}
.task-time{font-size:12px;color:var(--c-ink-2);display:inline-flex;align-items:center;gap:5px}
.task-title{margin-top:8px;font-size:19px;line-height:1.5;font-weight:700;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.task-desc{
  margin-top:6px;font-size:14px;line-height:1.7;color:var(--c-ink-2);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.task-foot{margin-top:auto;padding-top:12px;display:flex;align-items:center;justify-content:space-between;gap:12px;border-top:1px solid var(--c-line)}
.task-reward{font-size:13px;font-weight:600;color:#C4591A}
.task-link{font-size:13px;font-weight:600;color:var(--c-brand);display:inline-flex;align-items:center;gap:6px}
.task-link i{transition:transform .18s ease-out}
.task-row:hover .task-link i{transform:translateX(3px)}
@media (min-width:900px){.task-list{grid-template-columns:repeat(2,1fr)}}

/* ---------- reward tiers ---------- */
.tier-grid{display:grid;grid-template-columns:1fr;gap:22px}
.tier-main{
  position:relative;padding:28px;border-radius:var(--r-lg);color:#fff;overflow:hidden;
  background:linear-gradient(150deg,var(--c-night-2) 0%,var(--c-night-1) 72%);
  border:1px solid rgba(255,138,61,.35);box-shadow:var(--sh-2);
}
.tier-main::after{
  content:"";position:absolute;right:-70px;top:-70px;width:220px;height:220px;border-radius:999px;
  background:radial-gradient(circle,rgba(255,138,61,.30),transparent 68%);
}
.tier-main h3{margin-top:16px;font-size:24px;line-height:1.45;font-weight:800}
.tier-main p{margin-top:12px;font-size:15px;line-height:1.85;color:rgba(255,255,255,.80);max-width:560px}
.tier-facts{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px;position:relative;z-index:1}
.tier-fact{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);border-radius:14px;padding:12px 16px;min-width:132px}
.tier-fact span{display:block;font-size:12px;color:rgba(255,255,255,.62)}
.tier-fact b{display:block;margin-top:4px;font-size:19px;font-weight:700;font-variant-numeric:tabular-nums}
.tier-side{display:grid;gap:22px}
.tier-card{
  padding:22px;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);transition:transform .18s ease-out,box-shadow .18s ease-out,border-color .18s ease-out;
}
.tier-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(20,217,182,.30)}
.tier-card h3{margin-top:12px;font-size:19px;font-weight:700}
.tier-card p{margin-top:8px;font-size:14px;line-height:1.75;color:var(--c-ink-2)}
.tier-card .bar{margin-top:16px;height:6px;border-radius:999px;background:var(--c-line);overflow:hidden}
.tier-card .bar i{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--c-brand),var(--c-neon))}
.tier-card .bar-label{margin-top:8px;font-size:12px;color:var(--c-ink-2)}
@media (min-width:960px){.tier-grid{grid-template-columns:1.35fr .95fr}}

/* ---------- timeline ---------- */
.tl-wrap{position:relative}
.tl-track{display:flex;gap:26px;overflow-x:auto;padding:6px 0 14px;scrollbar-width:none}
.tl-track::-webkit-scrollbar{display:none}
.tl-step{position:relative;flex:0 0 236px;padding-top:46px}
.tl-step::before{content:"";position:absolute;top:13px;left:28px;right:-26px;height:2px;background:var(--c-line)}
.tl-step:last-child::before{display:none}
.tl-dot{
  position:absolute;top:0;left:0;width:28px;height:28px;border-radius:999px;display:flex;align-items:center;justify-content:center;
  background:#fff;border:1px solid var(--c-line);color:var(--c-ink-2);font-size:12px;font-weight:700;
}
.tl-step.is-done .tl-dot{background:var(--c-neon);border-color:var(--c-neon);color:#0B3B33}
.tl-step.is-active .tl-dot{background:var(--c-brand);border-color:var(--c-brand);color:#fff;animation:pulse 2.4s ease-out infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(108,60,224,.42)}100%{box-shadow:0 0 0 15px rgba(108,60,224,0)}}
.tl-step h3{font-size:17px;font-weight:700;line-height:1.5}
.tl-step p{margin-top:6px;font-size:14px;line-height:1.75;color:var(--c-ink-2)}
.tl-bar{margin-top:14px;height:6px;border-radius:999px;background:var(--c-line);overflow:hidden}
.tl-bar i{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--c-brand),var(--c-neon))}
.tl-value{margin-top:8px;font-size:12px;color:var(--c-ink-2);font-variant-numeric:tabular-nums}

/* ---------- stat band ---------- */
.stat-band{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.stat-card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);padding:20px;box-shadow:var(--sh-1)}
.stat-card span{font-size:13px;color:var(--c-ink-2)}
.stat-num{margin-top:6px;font-size:30px;font-weight:800;line-height:1.2;color:var(--c-brand)}
.stat-num em{font-size:15px;font-style:normal;color:var(--c-ink-2);font-weight:600;margin-left:4px}
.stat-card p{margin-top:8px;font-size:13px;color:var(--c-ink-2);line-height:1.7}
@media (min-width:900px){.stat-band{grid-template-columns:repeat(4,1fr)}}

/* ---------- faq ---------- */
.faq{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);padding:8px 24px;box-shadow:var(--sh-1)}
.faq-item{border-bottom:1px solid var(--c-line)}
.faq-item:last-child{border-bottom:0}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 0 18px 16px;background:none;border:0;border-left:3px solid var(--c-neon);
  text-align:left;font-size:17px;font-weight:600;color:var(--c-ink);line-height:1.6;
}
.faq-q i{color:var(--c-brand);font-size:14px;transition:transform .2s ease-out;flex:0 0 auto}
.faq-a{max-height:0;overflow:hidden;transition:max-height .2s ease-out,padding .2s ease-out;padding:0 0 0 19px}
.faq-item.is-open .faq-a{max-height:220px;padding-bottom:18px}
.faq-item.is-open .faq-q i{transform:rotate(180deg)}
.faq-a p{font-size:15px;line-height:1.85;color:var(--c-ink-2);max-width:740px}

/* ---------- cta ---------- */
.cta-band{
  position:relative;color:#fff;padding:64px 0;text-align:center;overflow:hidden;
  background-image:linear-gradient(120deg,rgba(21,12,43,.95),rgba(42,23,80,.88)),url('/assets/images/backpic/back-3.webp');
  background-size:cover;background-position:center;
}
.cta-band h2{font-size:clamp(22px,3vw,32px);line-height:1.35;font-weight:800}
.cta-band .cta-sub{margin:14px auto 0;max-width:640px;font-size:15px;line-height:1.8;color:rgba(255,255,255,.78)}
.cta-actions{margin-top:26px;display:flex;justify-content:center}
.cta-notes{margin-top:26px;display:flex;flex-wrap:wrap;justify-content:center;gap:12px}
.cta-note{
  display:inline-flex;align-items:center;gap:8px;font-size:14px;color:rgba(255,255,255,.86);
  border:1px solid rgba(255,255,255,.16);border-radius:999px;padding:8px 16px;
}
.cta-note i{color:var(--c-neon)}

/* ---------- footer ---------- */
.site-footer{background:var(--c-night-1);color:rgba(255,255,255,.72);border-top:1px solid rgba(255,255,255,.10);padding:60px 0 0}
.footer-grid{display:grid;grid-template-columns:1fr;gap:34px;padding-bottom:44px}
.footer-brand .logo-text{font-size:17px}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.85;max-width:340px;color:rgba(255,255,255,.62)}
.footer-col h3{font-size:15px;font-weight:700;color:#fff;margin-bottom:14px}
.footer-col a{display:block;font-size:14px;line-height:2;color:rgba(255,255,255,.70)}
.footer-col a:hover{color:var(--c-neon)}
.footer-note{font-size:13px;line-height:1.8;color:rgba(255,255,255,.58);margin-bottom:10px;max-width:320px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.10);padding:20px 0 26px;display:flex;flex-wrap:wrap;gap:10px;
  justify-content:space-between;font-size:13px;color:rgba(255,255,255,.52);
}
@media (min-width:900px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:28px}}
@media (min-width:1024px){.channel-fade{display:block}}

/* ---------- responsive ---------- */
@media (max-width:900px){
  .nav-toggle{display:inline-flex}
  .nav-search{display:none}
  .channelbar{display:none;border-top:1px solid rgba(255,255,255,.10)}
  .channelbar.is-open{display:block}
  .channel-inner{flex-direction:column;align-items:stretch;height:auto;overflow:visible;padding:6px 0 14px}
  .channel-link{height:44px;padding:0 10px;border-bottom:1px solid rgba(255,255,255,.07);border-left:2px solid transparent}
  .channel-link.is-active{border-bottom-color:rgba(255,255,255,.07);border-left-color:var(--c-neon)}
  .section{padding:48px 0}
  .section--wide{padding:64px 0}
}
@media (max-width:640px){
  :root{--nav-h:100px}
  body{font-size:16px}
  .brandbar-inner{height:56px;gap:12px}
  .logo-text{font-size:15px}
  .page-hero{padding:calc(var(--nav-h) + 24px) 0 34px}
  .page-hero .lede{font-size:15px}
  .task-row{gap:12px;padding:12px}
  .task-thumb{flex:0 0 104px;width:104px}
  .task-thumb img{aspect-ratio:1/1}
  .task-title{font-size:16px}
  .task-desc{-webkit-line-clamp:2;font-size:13px}
  .task-foot{flex-direction:column;align-items:flex-start;gap:8px}
  .faq{padding:4px 16px}
  .faq-q{font-size:16px;padding:16px 0 16px 14px}
  .stat-num{font-size:26px}
  .tl-step{flex:0 0 200px}
}

/* roulang page: category3 */
:root{
  --c-night-1:#150C2B;
  --c-night-2:#2A1750;
  --c-brand:#6C3CE0;
  --c-brand-d:#5629C6;
  --c-neon:#14D9B6;
  --c-reward:#FF8A3D;
  --c-bg:#FBF9F7;
  --c-surface:#FFFFFF;
  --c-ink:#16121F;
  --c-ink-2:#56506B;
  --c-line:#E9E4EE;
  --r-card:16px;
  --r-card-lg:20px;
  --r-btn:12px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(21,12,43,.06);
  --sh-2:0 12px 28px -12px rgba(21,12,43,.20);
  --sh-3:0 24px 48px -20px rgba(21,12,43,.30);
  --s-section:96px;
  --s-section-m:64px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body.page-body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","HarmonyOS Sans","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:17px;
  line-height:1.9;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body.page-body img{display:block;max-width:100%;height:auto}
body.page-body a{color:inherit;text-decoration:none}
body.page-body button{font-family:inherit}
body.page-body ul,body.page-body ol{margin:0;padding:0;list-style:none}
body.page-body p{margin:0}
.container{width:100%;max-width:1240px;margin:0 auto;padding-left:20px;padding-right:20px}
@media (min-width:1280px){.container{padding-left:32px;padding-right:32px}}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 22px;border:1px solid transparent;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1;cursor:pointer;
  transition:background-color .18s ease-out,color .18s ease-out,border-color .18s ease-out,transform .18s ease-out,box-shadow .18s ease-out;
}
.btn-sm{height:40px;padding:0 16px;font-size:14px}
.btn-lg{height:52px;padding:0 28px;font-size:16px}
.btn-primary{background:var(--c-brand);color:#fff;box-shadow:var(--sh-1)}
.btn-primary:hover{background:var(--c-brand-d);transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(1px);box-shadow:var(--sh-1)}
.btn-outline{background:var(--c-surface);color:var(--c-ink);border-color:var(--c-line)}
.btn-outline:hover{border-color:var(--c-neon);color:var(--c-night-1);transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-outline:active{transform:translateY(1px)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.32)}
.btn-ghost:hover{border-color:var(--c-neon);color:var(--c-neon);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(1px)}
.btn:focus-visible,a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:2px solid var(--c-neon);outline-offset:2px}

/* ---------- 头部 ---------- */
.site-header{position:sticky;top:0;z-index:60;background:transparent;transition:background-color .22s ease-out,box-shadow .22s ease-out}
.site-header.is-scrolled{background:rgba(21,12,43,.94);box-shadow:var(--sh-2);border-bottom:1px solid rgba(255,255,255,.08)}
.brandbar{background:var(--c-night-1)}
.site-header.is-scrolled .brandbar{background:transparent}
.brandbar-inner{display:flex;align-items:center;gap:18px;height:64px}
.logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.logo-mark{width:32px;height:32px;flex:0 0 auto}
.logo-text{color:#fff;font-size:17px;font-weight:700;letter-spacing:.2px;white-space:nowrap}
.nav-search{position:relative;display:flex;align-items:center;flex:1 1 auto;max-width:420px}
.nav-search i{position:absolute;left:14px;color:var(--c-ink-2);font-size:13px;pointer-events:none}
.nav-search input{
  width:100%;height:40px;border-radius:var(--r-btn);border:1px solid rgba(255,255,255,.16);
  background:rgba(255,255,255,.08);color:#fff;font-size:14px;padding:0 14px 0 36px;
  transition:border-color .18s ease-out,background-color .18s ease-out;
}
.nav-search input::placeholder{color:rgba(255,255,255,.55)}
.nav-search input:focus{outline:none;border-color:var(--c-neon);background:rgba(255,255,255,.12)}
.brandbar-actions{display:flex;align-items:center;gap:10px;margin-left:auto;flex:0 0 auto}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:var(--r-btn);border:1px solid rgba(255,255,255,.2);
  background:transparent;color:#fff;font-size:15px;cursor:pointer;transition:border-color .18s ease-out,color .18s ease-out;
}
.nav-toggle:hover{border-color:var(--c-neon);color:var(--c-neon)}
.channelbar{background:var(--c-night-2);border-bottom:1px solid rgba(255,255,255,.06)}
.site-header.is-scrolled .channelbar{background:transparent;border-bottom-color:rgba(255,255,255,.08)}
.channel-inner{position:relative;display:flex;align-items:center;gap:28px;height:44px;overflow-x:auto;scrollbar-width:none}
.channel-inner::-webkit-scrollbar{display:none}
.channel-link{
  position:relative;flex:0 0 auto;color:rgba(255,255,255,.72);font-size:14px;font-weight:500;
  line-height:44px;white-space:nowrap;transition:color .18s ease-out;
}
.channel-link::after{
  content:"";position:absolute;left:0;right:0;bottom:6px;height:2px;border-radius:2px;
  background:var(--c-neon);transform:scaleX(0);transform-origin:left;transition:transform .2s ease-out;
}
.channel-link:hover{color:#fff}
.channel-link:hover::after{transform:scaleX(1)}
.channel-link.is-active{color:#fff;font-weight:700}
.channel-link.is-active::after{transform:scaleX(1)}
.channel-fade{display:none}
.mobile-drawer{display:none;background:var(--c-night-1);border-top:1px solid rgba(255,255,255,.08);padding:12px 0 18px}
.mobile-drawer.is-open{display:block}
.mobile-drawer .drawer-link{display:block;color:rgba(255,255,255,.78);font-size:15px;padding:11px 0;border-bottom:1px solid rgba(255,255,255,.06)}
.mobile-drawer .drawer-link:hover{color:var(--c-neon)}
.mobile-drawer .drawer-link.is-active{color:var(--c-neon);font-weight:700}
.mobile-drawer .drawer-cta{margin-top:14px}

/* ---------- 页头 ---------- */
.page-hero{position:relative;background:var(--c-night-1);overflow:hidden}
.page-hero-bg{
  position:absolute;inset:0;
  background-image:linear-gradient(120deg,rgba(21,12,43,.96) 0%,rgba(21,12,43,.86) 42%,rgba(42,23,80,.68) 100%),url("/assets/images/backpic/back-3.webp");
  background-size:cover;background-position:center 30%;
}
.page-hero-inner{position:relative;padding:34px 0 44px}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.66)}
.breadcrumb a:hover{color:var(--c-neon)}
.breadcrumb .sep{color:rgba(255,255,255,.34)}
.breadcrumb .current{color:#fff}
.page-title{
  margin:22px 0 0;font-size:clamp(28px,4.6vw,46px);line-height:1.30;font-weight:800;color:#fff;
  max-width:880px;letter-spacing:-.2px;
}
.page-sub{margin:14px 0 0;font-size:15px;line-height:1.8;color:rgba(255,255,255,.76);max-width:660px}
.stat-strip{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.stat-item{
  display:flex;align-items:baseline;gap:8px;padding:9px 16px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.16);font-size:13px;color:rgba(255,255,255,.78);
}
.stat-item b{font-size:15px;color:#fff;font-variant-numeric:tabular-nums;font-weight:700}
.stat-item.is-reward b{color:var(--c-reward)}
.stat-item.is-neon b{color:var(--c-neon)}

/* ---------- 通用板块 ---------- */
.section{padding:var(--s-section) 0}
.section--tight{padding:var(--s-section-m) 0}
.section--paper{background:var(--c-surface)}
.section--night{background:var(--c-night-1);color:#fff}
.section-head{max-width:740px;margin-bottom:34px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:700;letter-spacing:.6px;
  color:var(--c-brand);background:rgba(108,60,224,.10);border-radius:var(--r-pill);padding:5px 12px;margin-bottom:14px;
}
.section--night .eyebrow{color:var(--c-neon);background:rgba(20,217,182,.12)}
.section-title{margin:0;font-size:clamp(22px,3vw,32px);line-height:1.35;font-weight:800;letter-spacing:-.2px}
.section-desc{margin:12px 0 0;font-size:15px;line-height:1.85;color:var(--c-ink-2)}
.section--night .section-desc{color:rgba(255,255,255,.72)}
.rule{height:1px;background:var(--c-line);border:0;margin:0}
.section--night .rule{background:rgba(255,255,255,.12)}

/* ---------- 标签条 ---------- */
.filter-bar{position:relative;display:flex;align-items:center;gap:10px;overflow-x:auto;scrollbar-width:none;padding:4px 0 2px}
.filter-bar::-webkit-scrollbar{display:none}
.filter-pill{
  flex:0 0 auto;display:inline-flex;align-items:center;gap:6px;height:36px;padding:0 16px;border-radius:var(--r-pill);
  border:1px solid var(--c-line);background:var(--c-surface);color:var(--c-ink-2);font-size:13px;font-weight:600;
  transition:border-color .18s ease-out,color .18s ease-out,background-color .18s ease-out,transform .18s ease-out;
}
.filter-pill:hover{border-color:var(--c-neon);color:var(--c-ink);transform:translateY(-1px)}
.filter-pill.is-active{background:rgba(108,60,224,.10);border-color:rgba(108,60,224,.28);color:var(--c-brand)}
.filter-pill i{font-size:12px}

/* ---------- 编号条目折叠 ---------- */
.entry-list{display:flex;flex-direction:column;gap:14px;margin-top:26px}
.entry-item{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);transition:border-color .2s ease-out,box-shadow .2s ease-out,transform .2s ease-out;
}
.entry-item:hover{border-color:rgba(20,217,182,.45);box-shadow:var(--sh-2);transform:translateY(-2px)}
.entry-item[open]{border-color:rgba(20,217,182,.55);box-shadow:var(--sh-2)}
.entry-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:flex-start;gap:16px;padding:20px 22px;
}
.entry-item summary::-webkit-details-marker{display:none}
.entry-num{
  flex:0 0 auto;font-size:15px;font-weight:800;color:var(--c-brand);font-variant-numeric:tabular-nums;
  background:rgba(108,60,224,.09);border-radius:10px;width:42px;height:42px;display:flex;align-items:center;justify-content:center;
}
.entry-main{flex:1 1 auto;min-width:0}
.entry-title{margin:0;font-size:19px;line-height:1.5;font-weight:700}
.entry-desc{margin:6px 0 0;font-size:14px;line-height:1.7;color:var(--c-ink-2)}
.entry-chevron{
  flex:0 0 auto;width:28px;height:28px;border-radius:50%;border:1px solid var(--c-line);
  display:flex;align-items:center;justify-content:center;color:var(--c-ink-2);font-size:12px;
  transition:transform .2s ease-out,border-color .2s ease-out,color .2s ease-out;
}
.entry-item[open] .entry-chevron{transform:rotate(180deg);border-color:var(--c-neon);color:var(--c-brand)}
.entry-body{padding:0 22px 22px 80px;border-top:1px solid var(--c-line);margin-top:2px;padding-top:18px}
.entry-body h4{margin:0 0 10px;font-size:14px;font-weight:700;color:var(--c-ink)}
.step-list{display:flex;flex-direction:column;gap:10px}
.step-list li{display:flex;gap:10px;font-size:15px;line-height:1.8;color:var(--c-ink-2)}
.step-list li span.dot{
  flex:0 0 auto;width:18px;height:18px;margin-top:7px;border-radius:50%;border:1px solid rgba(108,60,224,.35);
  color:var(--c-brand);font-size:10px;font-weight:700;display:flex;align-items:center;justify-content:center;font-variant-numeric:tabular-nums;
}
.tip-line{
  margin-top:14px;display:flex;gap:10px;align-items:flex-start;font-size:14px;line-height:1.75;color:var(--c-ink);
  background:rgba(255,138,61,.08);border:1px solid rgba(255,138,61,.28);border-radius:12px;padding:11px 14px;
}
.tip-line i{color:var(--c-reward);margin-top:5px;font-size:12px}
.entry-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.mini-tag{font-size:12px;line-height:1.6;color:var(--c-ink-2);border:1px solid var(--c-line);border-radius:var(--r-pill);padding:3px 10px;background:var(--c-bg)}

/* ---------- 自查区块 ---------- */
.checkup-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:32px;align-items:start}
.img-frame{position:relative;border-radius:var(--r-card-lg);overflow:hidden;box-shadow:var(--sh-2);background:var(--c-night-2)}
.img-frame img{width:100%;aspect-ratio:3/2;object-fit:cover}
.img-frame .frame-veil{
  position:absolute;inset:0;background:linear-gradient(180deg,rgba(21,12,43,.10) 0%,rgba(21,12,43,.78) 100%);
}
.img-frame .frame-text{position:absolute;left:22px;right:22px;bottom:20px;color:#fff}
.img-frame .frame-text h3{margin:0;font-size:19px;line-height:1.5;font-weight:700}
.img-frame .frame-text p{margin:8px 0 0;font-size:14px;line-height:1.75;color:rgba(255,255,255,.78)}
.check-steps{display:flex;flex-direction:column;gap:14px}
.check-card{
  display:flex;gap:16px;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:20px;box-shadow:var(--sh-1);transition:border-color .2s ease-out,box-shadow .2s ease-out,transform .2s ease-out;
}
.check-card:hover{border-color:rgba(20,217,182,.45);box-shadow:var(--sh-2);transform:translateY(-3px)}
.check-icon{
  flex:0 0 auto;width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:rgba(20,217,182,.12);color:#0E9C83;font-size:16px;border:1px solid rgba(20,217,182,.28);
}
.check-card h3{margin:0;font-size:19px;line-height:1.5;font-weight:700}
.check-card p{margin:8px 0 0;font-size:14px;line-height:1.8;color:var(--c-ink-2)}
.check-card .dur{display:inline-block;margin-top:10px;font-size:12px;color:var(--c-brand);background:rgba(108,60,224,.09);border-radius:var(--r-pill);padding:3px 10px;font-variant-numeric:tabular-nums}

/* ---------- 时间线 ---------- */
.timeline{position:relative;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px;margin-top:36px}
.tl-item{position:relative;padding-top:44px}
.tl-dot{
  position:absolute;top:0;left:0;width:28px;height:28px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  font-size:12px;font-weight:700;font-variant-numeric:tabular-nums;
  background:var(--c-surface);border:2px solid var(--c-line);color:var(--c-ink-2);z-index:2;
}
.tl-item.is-done .tl-dot{background:var(--c-neon);border-color:var(--c-neon);color:var(--c-night-1)}
.tl-item.is-live .tl-dot{border-color:var(--c-neon);color:var(--c-neon);animation:pulse 2s ease-in-out infinite}
.tl-item::before{
  content:"";position:absolute;top:13px;left:28px;right:-22px;height:2px;background:var(--c-line);z-index:1;
}
.tl-item:last-child::before{display:none}
.tl-item.is-done::before{background:linear-gradient(90deg,var(--c-brand),var(--c-neon))}
@keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgba(20,217,182,.42)}50%{box-shadow:0 0 0 8px rgba(20,217,182,0)}}
.tl-title{margin:0;font-size:17px;font-weight:700;line-height:1.6}
.tl-text{margin:8px 0 0;font-size:14px;line-height:1.8;color:var(--c-ink-2)}
.progress-track{height:6px;border-radius:var(--r-pill);background:var(--c-line);overflow:hidden;margin-top:14px}
.progress-fill{height:100%;border-radius:var(--r-pill);background:linear-gradient(90deg,var(--c-brand),var(--c-neon))}
.progress-meta{display:flex;justify-content:space-between;font-size:12px;color:var(--c-ink-2);margin-top:8px;font-variant-numeric:tabular-nums}

/* ---------- 指标面板 ---------- */
.metric-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;margin-top:32px}
.metric-card{
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.13);border-radius:var(--r-card);padding:22px;
  transition:border-color .2s ease-out,transform .2s ease-out,background-color .2s ease-out;
}
.metric-card:hover{border-color:rgba(20,217,182,.5);transform:translateY(-3px);background:rgba(255,255,255,.08)}
.metric-num{font-size:30px;font-weight:800;line-height:1.2;color:#fff;font-variant-numeric:tabular-nums}
.metric-num small{font-size:14px;font-weight:600;color:rgba(255,255,255,.6);margin-left:4px}
.metric-label{margin:8px 0 0;font-size:14px;color:rgba(255,255,255,.7);line-height:1.7}
.metric-card.is-neon .metric-num{color:var(--c-neon)}
.metric-card.is-reward .metric-num{color:var(--c-reward)}

/* ---------- 卡片列表（横向条） ---------- */
.info-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;margin-top:32px}
.info-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);overflow:hidden;
  box-shadow:var(--sh-1);display:flex;flex-direction:column;
  transition:transform .2s ease-out,box-shadow .2s ease-out,border-color .2s ease-out;
}
.info-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(20,217,182,.45)}
.info-card img{width:100%;aspect-ratio:16/9;object-fit:cover}
.info-card-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto}
.badge{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:700;line-height:1.6;border-radius:var(--r-pill);padding:3px 10px}
.badge-brand{color:var(--c-brand);background:rgba(108,60,224,.12)}
.badge-neon{color:#0E9C83;background:rgba(20,217,182,.14);border:1px solid rgba(20,217,182,.32)}
.badge-reward{color:#C25A16;background:rgba(255,138,61,.14);border:1px solid rgba(255,138,61,.32)}
.info-card h3{margin:0;font-size:19px;line-height:1.5;font-weight:700}
.info-card p{margin:0;font-size:14px;line-height:1.8;color:var(--c-ink-2)}
.info-card .card-foot{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:10px;
  font-size:13px;color:var(--c-ink-2);border-top:1px solid var(--c-line);padding-top:14px;font-variant-numeric:tabular-nums;
}
.info-card .card-foot i{transition:transform .2s ease-out}
.info-card:hover .card-foot i{transform:translateX(3px);color:var(--c-brand)}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px;margin-top:30px;max-width:900px}
.faq-item{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);overflow:hidden;transition:border-color .2s ease-out,box-shadow .2s ease-out}
.faq-item:hover{border-color:rgba(20,217,182,.4)}
.faq-item.is-open{border-color:rgba(20,217,182,.55);box-shadow:var(--sh-2)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;text-align:left;
  background:transparent;border:0;cursor:pointer;padding:18px 20px 18px 22px;position:relative;
}
.faq-q::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:3px;background:var(--c-neon);
}
.faq-q span.q-text{font-size:17px;font-weight:700;line-height:1.6;color:var(--c-ink)}
.faq-q i{color:var(--c-ink-2);font-size:12px;transition:transform .2s ease-out,color .2s ease-out}
.faq-item.is-open .faq-q i{transform:rotate(180deg);color:var(--c-brand)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .2s ease-out}
.faq-item.is-open .faq-a{max-height:280px}
.faq-a p{padding:0 22px 20px;font-size:15px;line-height:1.85;color:var(--c-ink-2)}

/* ---------- CTA 通栏 ---------- */
.cta-band{background:var(--c-night-1);position:relative;overflow:hidden}
.cta-band::after{
  content:"";position:absolute;right:-120px;top:-120px;width:360px;height:360px;border-radius:50%;
  background:radial-gradient(circle,rgba(108,60,224,.42) 0%,rgba(108,60,224,0) 70%);
}
.cta-inner{position:relative;text-align:center;padding:78px 0}
.cta-inner h2{margin:0;font-size:clamp(22px,3vw,32px);line-height:1.35;font-weight:800;color:#fff}
.cta-inner p{margin:14px auto 0;max-width:620px;font-size:15px;line-height:1.85;color:rgba(255,255,255,.74)}
.cta-actions{margin-top:28px;display:flex;justify-content:center;gap:12px;flex-wrap:wrap}
.cta-notes{margin-top:26px;display:flex;justify-content:center;gap:14px;flex-wrap:wrap}
.cta-note{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.76);
  border:1px solid rgba(255,255,255,.16);border-radius:var(--r-pill);padding:7px 14px;
}
.cta-note i{color:var(--c-neon);font-size:12px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-night-1);color:rgba(255,255,255,.72);border-top:1px solid rgba(255,255,255,.08)}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:32px;padding:64px 0 40px}
.footer-brand .logo{margin-bottom:16px}
.footer-brand p{margin:0;font-size:14px;line-height:1.85;color:rgba(255,255,255,.62);max-width:340px}
.footer-col h3{margin:0 0 14px;font-size:15px;font-weight:700;color:#fff}
.footer-col a{display:block;font-size:14px;line-height:1.7;padding:6px 0;color:rgba(255,255,255,.68);transition:color .18s ease-out,transform .18s ease-out}
.footer-col a:hover{color:var(--c-neon);transform:translateX(2px)}
.footer-note{margin:0 0 10px;font-size:13px;line-height:1.8;color:rgba(255,255,255,.58)}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;align-items:center;
  padding:20px 0 26px;border-top:1px solid rgba(255,255,255,.09);font-size:13px;color:rgba(255,255,255,.5);
}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  :root{--s-section:72px;--s-section-m:52px}
  .checkup-grid{grid-template-columns:1fr;gap:24px}
  .metric-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .info-list{grid-template-columns:repeat(2,minmax(0,1fr))}
  .timeline{grid-template-columns:repeat(2,minmax(0,1fr));gap:26px 22px}
  .tl-item:nth-child(2n)::before{display:none}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;padding:52px 0 34px}
}
@media (max-width:767px){
  body.page-body{font-size:16px;line-height:1.85}
  .nav-search{display:none}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center}
  .channelbar{display:none}
  .brandbar-inner{height:56px;gap:12px}
  .logo-text{font-size:15px}
  .filter-bar{padding-bottom:6px}
  .entry-body{padding-left:22px}
  .entry-item summary{padding:16px}
  .metric-grid{grid-template-columns:1fr}
  .info-list{grid-template-columns:1fr}
  .timeline{grid-template-columns:1fr;gap:20px}
  .tl-item{padding-top:38px}
  .tl-item::before{display:none}
  .cta-inner{padding:56px 0}
  .footer-grid{grid-template-columns:1fr;padding:44px 0 28px}
}
@media (max-width:520px){
  .container{padding-left:16px;padding-right:16px}
  .page-title{font-size:26px}
  .btn{width:100%}
  .cta-actions .btn,.brandbar-actions .btn{width:auto}
  .stat-item{font-size:12px;padding:8px 12px}
}