/* roulang page: index */
:root{
  --brand-1:#6D3BF5;
  --brand-2:#C13BF0;
  --accent:#FF7A45;
  --accent-2:#B8F14A;
  --bg:#FAF7FB;
  --surface:#FFFFFF;
  --line:#ECE6F2;
  --ink-bg:#17102B;
  --ink:#1A1230;
  --ink-2:#5A5470;
  --ink-3:#8E88A3;
  --grad:linear-gradient(135deg,#6D3BF5 0%,#C13BF0 100%);
  --grad-soft:linear-gradient(135deg,rgba(109,59,245,.12) 0%,rgba(193,59,240,.12) 100%);
  --shadow-1:0 4px 16px rgba(23,15,43,.06);
  --shadow-2:0 18px 40px rgba(23,15,43,.14);
  --r-lg:28px;
  --r-md:20px;
  --r-sm:14px;
  --sidebar-w:248px;
  --font:"HarmonyOS Sans SC","PingFang SC","Noto Sans SC","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  font-weight:400;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--brand-1);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--brand-2)}
button{font:inherit;color:inherit;cursor:pointer;border:0;background:none}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-0.01em}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--brand-2);outline-offset:2px;border-radius:6px}
.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}
.container{max-width:1240px;margin:0 auto;padding:0 20px}
@media (min-width:768px){.container{padding:0 32px}}
@media (min-width:1280px){.container{padding:0 48px}}

/* ---------- 侧栏 ---------- */
.sidebar{
  position:fixed;top:0;left:0;bottom:0;width:var(--sidebar-w);
  background:var(--surface);border-right:1px solid var(--line);
  display:flex;flex-direction:column;gap:22px;
  padding:26px 16px 20px;z-index:60;overflow-y:auto;
}
@media (min-width:1280px){
  :root{--sidebar-w:264px}
  .sidebar{padding:30px 20px 22px}
}
.brand{display:flex;align-items:center;gap:12px;padding:0 6px}
.brand__mark{
  width:40px;height:40px;flex:none;border-radius:50%;
  background:var(--grad);color:#fff;display:grid;place-items:center;
  font-size:13px;font-weight:800;letter-spacing:.5px;
  box-shadow:0 6px 18px rgba(109,59,245,.32), inset 0 0 0 3px rgba(255,255,255,.9);
}
.brand__text{display:flex;flex-direction:column;line-height:1.25}
.brand__name{font-size:19px;font-weight:800;color:var(--ink);letter-spacing:-.02em}
.brand__sub{font-size:12px;color:var(--ink-3)}
.nav{display:flex;flex-direction:column;gap:6px}
.nav__label{font-size:12px;color:var(--ink-3);letter-spacing:.08em;padding:0 8px 4px}
.nav-link{
  position:relative;display:flex;align-items:center;gap:10px;
  padding:11px 14px;border-radius:14px;font-size:15px;font-weight:500;
  color:var(--ink-2);transition:background .16s ease,color .16s ease;
}
.nav-link:hover{background:#F4EFFC;color:var(--brand-1)}
.nav-link.is-active{
  background:linear-gradient(90deg,rgba(109,59,245,.12),rgba(193,59,240,.06));
  color:var(--brand-1);font-weight:700;
}
.nav-link.is-active::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:3px;height:20px;border-radius:0 3px 3px 0;background:var(--grad);
}
.nav-link i{width:18px;height:18px;border-radius:6px;background:var(--grad-soft);flex:none}
.side-foot{margin-top:auto;display:flex;flex-direction:column;gap:12px;padding:0 4px}
.side-btn{width:100%;justify-content:center}
.side-status{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-3)}
.status-dot{width:8px;height:8px;border-radius:50%;background:var(--accent-2);box-shadow:0 0 0 3px rgba(184,241,74,.28)}

/* ---------- 移动端顶栏 ---------- */
.topbar{display:none}
@media (max-width:1023px){
  .sidebar{display:none}
  .topbar{
    display:flex;position:fixed;top:0;left:0;right:0;height:62px;z-index:70;
    align-items:center;justify-content:space-between;padding:0 18px;
    background:rgba(255,255,255,.94);backdrop-filter:blur(10px);
    border-bottom:1px solid var(--line);
  }
  .topbar .brand{padding:0;gap:10px}
  .topbar .brand__mark{width:34px;height:34px;font-size:11px}
  .topbar .brand__name{font-size:17px}
  .burger{width:44px;height:44px;display:grid;place-items:center;border-radius:12px;border:1px solid var(--line);background:#fff}
  .burger span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink);position:relative;transition:background .2s ease}
  .burger span::before,.burger span::after{content:"";position:absolute;left:0;width:18px;height:2px;border-radius:2px;background:var(--ink);transition:transform .22s ease,top .22s ease}
  .burger span::before{top:-6px}
  .burger span::after{top:6px}
  .burger[aria-expanded="true"] span{background:transparent}
  .burger[aria-expanded="true"] span::before{top:0;transform:rotate(45deg)}
  .burger[aria-expanded="true"] span::after{top:0;transform:rotate(-45deg)}
}
.drawer{
  position:fixed;top:0;left:0;bottom:0;width:82vw;max-width:320px;z-index:90;
  background:#fff;padding:22px 16px;overflow-y:auto;
  transform:translateX(-102%);transition:transform .24s ease;
  display:flex;flex-direction:column;gap:20px;
}
.drawer.is-open{transform:none}
.drawer__head{display:flex;align-items:center;justify-content:space-between}
.drawer__close{width:38px;height:38px;border-radius:12px;border:1px solid var(--line);display:grid;place-items:center;color:var(--ink-2);font-size:16px}
.overlay{
  position:fixed;inset:0;background:rgba(23,15,43,.5);z-index:80;
  opacity:0;visibility:hidden;transition:opacity .24s ease,visibility .24s ease;
}
.overlay.is-open{opacity:1;visibility:visible}
@media (min-width:1024px){.drawer,.overlay{display:none}}
body.is-locked{overflow:hidden}

/* ---------- 主区域 ---------- */
.main{margin-left:var(--sidebar-w);min-height:100vh;display:flex;flex-direction:column}
@media (max-width:1023px){.main{margin-left:0;padding-top:62px}}
.section{padding:56px 0}
@media (min-width:768px){.section{padding:80px 0}}
@media (min-width:1280px){.section{padding:104px 0}}
.section--tight{padding:44px 0}
@media (min-width:768px){.section--tight{padding:56px 0}}

.section__head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:32px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;height:32px;padding:0 14px;border-radius:999px;
  background:#fff;font-size:13px;font-weight:700;color:var(--brand-1);
  border:1px solid transparent;
  background-image:linear-gradient(#fff,#fff),var(--grad);
  background-origin:border-box;background-clip:padding-box,border-box;
}
.section__title{font-size:clamp(1.5rem,2.6vw,2.25rem);line-height:1.25;color:var(--ink)}
.section__desc{margin-top:10px;font-size:15px;color:var(--ink-2);max-width:64ch}
.link-more{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:700;color:var(--brand-1)}
.link-more:hover{gap:10px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 26px;border-radius:999px;
  font-size:15px;font-weight:700;white-space:nowrap;
  border:1px solid transparent;transition:transform .2s ease,box-shadow .2s ease,filter .2s ease,background-color .2s ease,color .2s ease,border-color .2s ease;
}
.btn:active{transform:translateY(0) scale(.99);box-shadow:none}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 24px rgba(109,59,245,.28)}
.btn-primary:hover{color:#fff;filter:brightness(1.06);transform:translateY(-1px);box-shadow:0 16px 32px rgba(109,59,245,.34)}
.btn-accent{background:var(--accent);color:#fff;box-shadow:0 10px 24px rgba(255,122,69,.32)}
.btn-accent:hover{color:#fff;filter:brightness(1.05);transform:translateY(-1px);box-shadow:0 16px 32px rgba(255,122,69,.38)}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{border-color:var(--brand-1);color:var(--brand-1);transform:translateY(-1px);box-shadow:var(--shadow-1)}
.btn-outline{
  background-image:linear-gradient(#fff,#fff),var(--grad);
  background-origin:border-box;background-clip:padding-box,border-box;
  border:1px solid transparent;color:var(--brand-1);
}
.btn-outline:hover{color:var(--brand-2);transform:translateY(-1px);box-shadow:var(--shadow-1)}
.btn-lg{height:52px;padding:0 32px;font-size:16px}
.btn[disabled]{opacity:.5;pointer-events:none;transform:none}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;padding:44px 0 48px}
@media (min-width:768px){.hero{padding:64px 0 72px}}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(680px 380px at 10% 4%,rgba(109,59,245,.16),transparent 70%),
    radial-gradient(560px 320px at 94% 2%,rgba(193,59,240,.14),transparent 72%);
}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.45;
  background-image:radial-gradient(rgba(109,59,245,.18) 1px,transparent 1px);
  background-size:22px 22px;
  -webkit-mask-image:linear-gradient(180deg,#000,transparent 72%);
  mask-image:linear-gradient(180deg,#000,transparent 72%);
}
.hero > .container{position:relative;z-index:1}
.hero__grid{display:grid;gap:36px}
@media (min-width:1024px){.hero__grid{grid-template-columns:1.05fr .95fr;align-items:center;gap:48px}}
.hero h1{
  font-size:clamp(2rem,4.2vw,3.5rem);line-height:1.15;font-weight:800;letter-spacing:-.02em;
  margin:18px 0 16px;color:var(--ink);
}
.hero h1 em{
  font-style:normal;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero__lead{font-size:17px;line-height:1.8;color:var(--ink-2);max-width:56ch}
.hero__cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero__media{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  aspect-ratio:16/10;background:var(--grad-soft);
  box-shadow:var(--shadow-2);
}
.hero__media img{width:100%;height:100%;object-fit:cover}
.hero__media figcaption{
  position:absolute;left:16px;bottom:16px;right:16px;
  background:rgba(23,15,43,.62);backdrop-filter:blur(6px);
  color:#fff;font-size:13px;padding:10px 14px;border-radius:14px;
}
.stats{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px}
.stat{
  display:flex;align-items:center;gap:10px;height:48px;padding:0 18px;border-radius:999px;
  background:#fff;border:1px solid transparent;box-shadow:var(--shadow-1);
  background-image:linear-gradient(#fff,#fff),var(--grad);
  background-origin:border-box;background-clip:padding-box,border-box;
}
.stat__num{font-size:26px;font-weight:800;line-height:1;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;font-variant-numeric:tabular-nums}
.stat__label{font-size:13px;color:var(--ink-3)}

/* ---------- 对比表 ---------- */
.table-wrap{
  border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
  background:#fff;box-shadow:var(--shadow-1);
}
.table-scroll{overflow-x:auto}
table.compare{width:100%;border-collapse:collapse;font-variant-numeric:tabular-nums;min-width:680px}
table.compare th,table.compare td{padding:16px 20px;text-align:left;font-size:15px;border-bottom:1px solid var(--line)}
table.compare thead th{
  position:sticky;top:0;z-index:2;background:#F6F2FC;
  font-size:14px;font-weight:800;color:var(--ink);white-space:nowrap;
}
table.compare thead th:first-child{border-top-left-radius:var(--r-lg)}
table.compare tbody tr:nth-child(even){background:#FCFAFE}
table.compare tbody tr:hover{background:#F5F0FE}
table.compare tbody tr:last-child td{border-bottom:0}
table.compare td:first-child{font-weight:700;color:var(--ink);width:26%}
.col-rec{background:linear-gradient(180deg,rgba(184,241,74,.16),rgba(184,241,74,.05))}
.badge-lime{
  display:inline-flex;align-items:center;height:22px;padding:0 10px;margin-left:8px;
  border-radius:999px;background:var(--accent-2);color:#1F3A00;font-size:12px;font-weight:700;
}
.mark-yes{color:var(--brand-1);font-weight:700}
.mark-no{color:var(--ink-3)}
.compare-cards{display:none}
@media (max-width:767px){
  .table-wrap{display:none}
  .compare-cards{display:grid;gap:18px}
}
.grade-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);box-shadow:var(--shadow-1);padding:22px}
.grade-card--rec{border-color:transparent;background-image:linear-gradient(#fff,#fff),var(--grad);background-origin:border-box;background-clip:padding-box,border-box}
.grade-card__head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}
.grade-card__head h3{font-size:18px}
.grade-card__list li{display:flex;gap:10px;font-size:14px;color:var(--ink-2);padding:8px 0;border-bottom:1px dashed var(--line)}
.grade-card__list li:last-child{border-bottom:0}
.grade-card__list strong{color:var(--ink);font-weight:700}

/* ---------- 等级亮点 ---------- */
.highlight-grid{display:grid;gap:20px}
@media (min-width:900px){
  .highlight-grid{grid-template-columns:1.15fr 1fr;grid-template-rows:auto auto}
  .hl-big{grid-row:span 2}
}
.hl-big{
  position:relative;overflow:hidden;border-radius:var(--r-lg);padding:32px;
  background:var(--grad);color:#fff;box-shadow:0 20px 44px rgba(109,59,245,.28);
  display:flex;flex-direction:column;gap:16px;min-height:280px;
}
.hl-big::after{
  content:"";position:absolute;right:-60px;bottom:-60px;width:220px;height:220px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.32),transparent 70%);
}
.hl-index{font-size:44px;font-weight:800;line-height:1;opacity:.85;font-variant-numeric:tabular-nums}
.hl-big h3{font-size:clamp(1.25rem,2vw,1.6rem);line-height:1.35}
.hl-big p{font-size:15px;color:rgba(255,255,255,.88);max-width:42ch}
.hl-big .btn{align-self:flex-start;margin-top:auto;background:#fff;color:var(--brand-1);box-shadow:0 10px 24px rgba(23,15,43,.16)}
.hl-big .btn:hover{color:var(--brand-2)}
.hl-small{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:22px 22px 22px 26px;box-shadow:var(--shadow-1);
  transition:transform .2s ease,box-shadow .2s ease;display:flex;gap:16px;align-items:flex-start;
}
.hl-small::before{content:"";position:absolute;left:0;top:22px;bottom:22px;width:4px;border-radius:0 4px 4px 0;background:var(--grad)}
.hl-small:hover{transform:translateY(-4px);box-shadow:var(--shadow-2)}
.hl-icon{width:42px;height:42px;flex:none;border-radius:12px;background:var(--grad-soft);display:grid;place-items:center;font-size:16px;font-weight:800;color:var(--brand-1)}
.hl-small h3{font-size:17px;margin-bottom:6px}
.hl-small p{font-size:14px;color:var(--ink-2)}

/* ---------- 内容卡网格 ---------- */
.grid-3{display:grid;gap:20px}
@media (min-width:768px){.grid-3{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.grid-3{grid-template-columns:repeat(3,1fr);gap:24px}}
.card{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:var(--shadow-1);overflow:hidden;
  transition:transform .2s ease,box-shadow .2s ease;
  display:flex;flex-direction:column;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2)}
.card__media{position:relative;aspect-ratio:16/9;background:var(--grad-soft);overflow:hidden}
.card__media img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.card:hover .card__media img{transform:scale(1.03)}
.tag{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;
  background:#fff;color:var(--brand-1);font-size:12px;font-weight:700;border:1px solid var(--line);
}
.card__media .tag{position:absolute;top:12px;right:12px;box-shadow:var(--shadow-1)}
.card__body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.card__title{font-size:17px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card__desc{font-size:14px;color:var(--ink-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card__foot{margin-top:auto;padding-top:12px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--ink-3)}
.arrow{font-weight:700;color:var(--brand-1);transition:transform .2s ease;display:inline-block}
.card:hover .arrow{transform:translateX(4px)}

/* ---------- 热度榜 ---------- */
.rail{position:relative}
.rail::after{
  content:"";position:absolute;top:0;right:0;bottom:14px;width:64px;pointer-events:none;
  background:linear-gradient(90deg,rgba(250,247,251,0),var(--bg));
}
.top-list{display:flex;gap:18px;overflow-x:auto;padding-bottom:14px;scroll-snap-type:x mandatory}
.top-item{flex:0 0 186px;scroll-snap-align:start}
@media (min-width:768px){.top-item{flex:0 0 210px}}
.top-cover{
  position:relative;aspect-ratio:3/4;border-radius:var(--r-md);overflow:hidden;background:var(--grad-soft);
  box-shadow:var(--shadow-1);transition:transform .2s ease,box-shadow .2s ease;
}
.top-item:hover .top-cover{transform:translateY(-4px);box-shadow:var(--shadow-2)}
.top-cover img{width:100%;height:100%;object-fit:cover}
.rank{
  position:absolute;left:10px;top:10px;width:34px;height:34px;border-radius:12px;
  background:rgba(23,15,43,.72);color:#fff;display:grid;place-items:center;
  font-size:14px;font-weight:800;font-variant-numeric:tabular-nums;backdrop-filter:blur(4px);
}
.heat{
  position:absolute;right:10px;bottom:10px;height:26px;padding:0 10px;border-radius:999px;
  background:rgba(255,122,69,.92);color:#fff;font-size:12px;font-weight:700;display:inline-flex;align-items:center;
  font-variant-numeric:tabular-nums;
}
.top-title{margin-top:12px;font-size:15px;font-weight:700;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.top-meta{margin-top:6px;font-size:13px;color:var(--ink-3)}

/* ---------- 最新信息 ---------- */
.posts{display:grid;gap:20px}
.post-feature{
  display:grid;gap:0;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--shadow-1);transition:transform .2s ease,box-shadow .2s ease;
}
.post-feature:hover{transform:translateY(-4px);box-shadow:var(--shadow-2)}
@media (min-width:768px){.post-feature{grid-template-columns:40% 1fr}}
.post-feature__media{aspect-ratio:16/10;background:var(--grad-soft);overflow:hidden}
.post-feature__media img{width:100%;height:100%;object-fit:cover}
.post-feature__body{padding:24px;display:flex;flex-direction:column;gap:12px}
.post-feature__body h3{font-size:clamp(1.1rem,1.8vw,1.4rem);line-height:1.45}
.post-feature__body h3 a{color:var(--ink)}
.post-feature__body h3 a:hover{color:var(--brand-1)}
.post-feature__body p{font-size:15px;color:var(--ink-2);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:13px;color:var(--ink-3);font-variant-numeric:tabular-nums}
.meta .dot-sep{width:4px;height:4px;border-radius:50%;background:var(--line)}
.post-list{display:grid;gap:12px;margin-top:16px}
.post-row{
  display:flex;gap:14px;align-items:flex-start;padding:16px;background:#fff;
  border:1px solid var(--line);border-radius:var(--r-md);box-shadow:var(--shadow-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.post-row:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:#DFD5F0}
.post-row__thumb{width:72px;height:72px;flex:none;border-radius:12px;overflow:hidden;background:var(--grad-soft)}
.post-row__thumb img{width:100%;height:100%;object-fit:cover}
.post-row__body{flex:1;min-width:0;display:flex;flex-direction:column;gap:6px}
.post-row__title{font-size:16px;font-weight:700;line-height:1.5;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.post-row__title a{color:var(--ink)}
.post-row__title a:hover{color:var(--brand-1)}
.post-row__desc{font-size:14px;color:var(--ink-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.empty{
  display:grid;place-items:center;text-align:center;gap:12px;padding:48px 24px;
  background:#fff;border:1px dashed var(--line);border-radius:var(--r-lg);
}
.empty__icon{width:64px;height:64px;border-radius:18px;background:var(--grad-soft);display:grid;place-items:center;font-size:24px;color:var(--brand-1)}
.empty p{font-size:15px;color:var(--ink-2)}

/* ---------- 评价 ---------- */
.reviews{display:grid;gap:20px}
@media (min-width:768px){.reviews{grid-template-columns:repeat(3,1fr)}}
.review{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:24px;box-shadow:var(--shadow-1);display:flex;flex-direction:column;gap:14px;transition:transform .2s ease,box-shadow .2s ease}
.review:hover{transform:translateY(-4px);box-shadow:var(--shadow-2)}
.review__stars{color:var(--accent);font-size:14px;letter-spacing:2px}
.review p{font-size:15px;color:var(--ink-2);line-height:1.8}
.review__who{display:flex;align-items:center;gap:12px;margin-top:auto;padding-top:14px;border-top:1px solid var(--line)}
.avatar{width:40px;height:40px;border-radius:50%;background:var(--grad);color:#fff;display:grid;place-items:center;font-weight:800;font-size:14px}
.review__who span{font-size:13px;color:var(--ink-3);display:block}
.review__who strong{font-size:14px;color:var(--ink)}

/* ---------- FAQ ---------- */
.faq-wrap{display:grid;gap:32px}
@media (min-width:1024px){.faq-wrap{grid-template-columns:.85fr 1.15fr;gap:48px;align-items:start}}
.faq-left h2{font-size:clamp(1.5rem,2.6vw,2.25rem);line-height:1.25;margin-bottom:14px}
.faq-left p{font-size:15px;color:var(--ink-2);margin-bottom:22px;max-width:40ch}
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);box-shadow:var(--shadow-1);overflow:hidden;transition:border-color .2s ease}
.faq-item.is-open{border-color:transparent;background-image:linear-gradient(#fff,#fff),var(--grad);background-origin:border-box;background-clip:padding-box,border-box}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;text-align:left;font-size:16px;font-weight:700;color:var(--ink);
}
.faq-q:hover{color:var(--brand-1)}
.faq-icon{position:relative;width:18px;height:18px;flex:none;color:var(--brand-1)}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:currentColor;border-radius:2px;transition:transform .24s ease,opacity .24s ease}
.faq-icon::before{left:0;top:8px;width:18px;height:2px}
.faq-icon::after{left:8px;top:0;width:2px;height:18px}
.faq-item.is-open .faq-icon::after{transform:scaleY(0);opacity:0}
.faq-a{max-height:0;overflow:hidden;transition:max-height .26s ease}
.faq-item.is-open .faq-a{max-height:360px}
.faq-a__inner{padding:0 22px 20px;font-size:15px;color:var(--ink-2);line-height:1.85}

/* ---------- CTA 大卡 ---------- */
.cta-card{
  position:relative;overflow:hidden;border-radius:var(--r-lg);
  background:var(--ink-bg);color:#EDE9F7;padding:36px 28px;
  box-shadow:0 24px 52px rgba(23,15,43,.28);
}
@media (min-width:768px){.cta-card{padding:48px 44px}}
.cta-card::before{
  content:"";position:absolute;right:-120px;top:-120px;width:360px;height:360px;border-radius:50%;
  background:radial-gradient(circle,rgba(193,59,240,.55),transparent 68%);
}
.cta-card::after{
  content:"";position:absolute;left:-100px;bottom:-140px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(109,59,245,.5),transparent 70%);
}
.cta-card__inner{position:relative;z-index:1;display:grid;gap:28px}
@media (min-width:1024px){.cta-card__inner{grid-template-columns:1.2fr .8fr;align-items:center;gap:40px}}
.cta-card h2{font-size:clamp(1.5rem,2.6vw,2.15rem);line-height:1.3;margin-bottom:10px}
.cta-card p{font-size:15px;color:rgba(237,233,247,.82)}
.cta-list{display:grid;gap:12px;margin-top:20px}
.cta-list li{display:flex;gap:10px;align-items:flex-start;font-size:14.5px;color:rgba(237,233,247,.9)}
.cta-list .tick{color:var(--accent-2);font-weight:800}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px}
@media (min-width:1024px){.cta-actions{justify-content:flex-end}}

/* ---------- 页脚 ---------- */
.footer{background:var(--ink-bg);color:#EDE9F7;margin-top:auto;padding:56px 0 24px}
@media (min-width:768px){.footer{padding:72px 0 28px}}
.footer__grid{display:grid;gap:32px}
@media (min-width:768px){.footer__grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.footer__grid{grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px}}
.footer h3{font-size:14px;font-weight:800;letter-spacing:.04em;margin-bottom:16px;color:#fff}
.footer p,.footer li,.footer a{font-size:14px;color:rgba(237,233,247,.74)}
.footer a:hover{color:var(--accent-2)}
.footer__brand{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.footer__brand .brand__name{color:#fff}
.footer__brand .brand__sub{color:rgba(237,233,247,.6)}
.footer__list{display:grid;gap:10px}
.footer__bottom{
  margin-top:40px;padding-top:20px;border-top:1px solid rgba(237,233,247,.14);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:rgba(237,233,247,.6);
}
.footer .status-dot{display:inline-block;vertical-align:middle;margin-right:8px}

@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{transition:none !important;animation:none !important;scroll-behavior:auto !important}
}

/* roulang page: article */
:root{
  --brand-1:#6D3BF5;
  --brand-2:#C13BF0;
  --accent:#FF7A45;
  --accent-2:#B8F14A;
  --bg:#FAF7FB;
  --surface:#FFFFFF;
  --line:#ECE6F2;
  --ink-bg:#17102B;
  --ink:#1A1230;
  --ink-2:#5A5470;
  --ink-3:#8E88A3;
  --soft:#F5F0FE;
  --grad:linear-gradient(135deg,#6D3BF5 0%,#C13BF0 100%);
  --grad-soft:linear-gradient(135deg,#F1EAFE 0%,#FCEBF8 100%);
  --r-xs:8px;
  --r-sm:12px;
  --r-md:20px;
  --r-lg:28px;
  --shadow-1:0 4px 16px rgba(23,15,43,.06);
  --shadow-2:0 18px 40px rgba(23,15,43,.14);
  --sp-1:56px;
  --sp-2:80px;
  --sp-3:104px;
  --sidebar-w:248px;
  --font:"HarmonyOS Sans SC","PingFang SC","Noto Sans SC","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  font-weight:400;
  color:var(--ink-2);
  background:var(--bg);
  overflow-x:hidden;
}
body.no-scroll{overflow:hidden}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:800;letter-spacing:-.01em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
a{color:var(--brand-1);text-decoration:none;border-bottom:1px solid rgba(109,59,245,.28);transition:color 200ms ease,border-color 200ms ease}
a:hover{color:var(--brand-2);border-bottom-color:var(--brand-2)}
img{max-width:100%;display:block;border:0}
button,input,textarea,select{font:inherit;color:inherit}
button{cursor:pointer}
:focus-visible{outline:2px solid var(--brand-2);outline-offset:2px}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 20px}
@media (min-width:768px){.container{padding:0 32px}}
@media (min-width:1280px){.container{padding:0 48px}}

/* ---------- 品牌 ---------- */
.brand{display:flex;align-items:center;gap:12px;border-bottom:0}
.brand:hover{border-bottom:0}
.brand__mark{
  width:42px;height:42px;flex:0 0 42px;border-radius:50%;
  background:var(--grad);color:#fff;font-size:14px;font-weight:800;
  display:grid;place-items:center;letter-spacing:.02em;
  box-shadow:0 6px 18px rgba(109,59,245,.32);
}
.brand__text{display:flex;flex-direction:column;line-height:1.2}
.brand__name{font-size:19px;font-weight:800;color:var(--ink);letter-spacing:-.01em}
.brand__sub{font-size:12px;color:var(--ink-3);font-weight:400}

/* ---------- 进度条 ---------- */
.progress{position:fixed;top:0;left:0;right:0;height:3px;z-index:200;background:transparent;pointer-events:none}
.progress span{display:block;height:100%;width:0;background:var(--grad);border-radius:0 3px 3px 0;transition:width 80ms linear}

/* ---------- 侧栏 ---------- */
.sidebar{
  position:fixed;top:0;left:0;bottom:0;width:var(--sidebar-w);
  background:var(--surface);border-right:1px solid var(--line);
  padding:26px 18px 20px;display:flex;flex-direction:column;gap:24px;
  overflow-y:auto;z-index:150;
}
.sidebar__head{padding:0 6px}
.sidebar__foot{margin-top:auto;padding:0 4px;display:grid;gap:12px}
.sidebar__status{font-size:13px;color:var(--ink-3);display:flex;align-items:center;line-height:1.5}
.status-dot{width:8px;height:8px;border-radius:50%;background:var(--accent-2);display:inline-block;margin-right:7px;box-shadow:0 0 0 3px rgba(184,241,74,.18);flex:0 0 8px}

.nav{display:flex;flex-direction:column;gap:4px}
.nav__label{
  font-size:12px;font-weight:600;color:var(--ink-3);
  padding:0 14px 8px;letter-spacing:.14em;
}
.nav-link{
  position:relative;display:flex;align-items:center;gap:10px;
  padding:11px 14px;border-radius:12px;border-bottom:0;
  font-size:14.5px;font-weight:600;color:var(--ink-2);
  transition:background 160ms ease,color 160ms ease;
}
.nav-link i{width:6px;height:6px;border-radius:50%;background:#DAD2E8;flex:0 0 6px;transition:background 160ms ease}
.nav-link:hover{background:#F5F0FE;color:var(--ink);border-bottom:0}
.nav-link:hover i{background:var(--brand-2)}
.nav-link.is-active{background:#F3EDFE;color:var(--brand-1);font-weight:700;border-bottom:0}
.nav-link.is-active i{background:var(--grad)}
.nav-link::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:3px;height:20px;border-radius:2px;background:var(--grad);opacity:0;transition:opacity 160ms ease;
}
.nav-link.is-active::before{opacity:1}

/* ---------- 移动端顶栏 ---------- */
.topbar{
  display:none;position:sticky;top:0;z-index:120;
  align-items:center;justify-content:space-between;gap:12px;
  padding:10px 16px;background:rgba(250,247,251,.94);
  backdrop-filter:blur(10px);border-bottom:1px solid var(--line);
}
.hamburger{
  width:42px;height:42px;border:1px solid var(--line);border-radius:12px;
  background:#fff;display:grid;place-content:center;gap:5px;padding:0;
  transition:box-shadow 200ms ease,border-color 200ms ease;
}
.hamburger:hover{box-shadow:var(--shadow-1);border-color:#DCD3EA}
.hamburger span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink);transition:transform 200ms ease,opacity 160ms ease}
.hamburger.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.hamburger.is-open span:nth-child(2){opacity:0}
.hamburger.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

.scrim{
  display:none;position:fixed;inset:0;background:rgba(23,15,43,.5);
  z-index:140;opacity:0;pointer-events:none;transition:opacity 200ms ease;
}
.scrim.is-open{opacity:1;pointer-events:auto}

/* ---------- 布局 ---------- */
.content{margin-left:var(--sidebar-w);min-height:100vh;display:flex;flex-direction:column}
.main{flex:1 1 auto;padding-bottom:8px}
@media (min-width:1280px){
  :root{--sidebar-w:264px}
  .sidebar{padding-left:22px;padding-right:22px}
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 26px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:700;letter-spacing:.01em;white-space:nowrap;
  transition:transform 200ms ease,box-shadow 200ms ease,filter 200ms ease,background 200ms ease,border-color 200ms ease,color 200ms ease;
}
.btn:hover{border-bottom-color:transparent}
.btn--primary{background:var(--grad);color:#fff;box-shadow:0 10px 22px rgba(109,59,245,.26)}
.btn--primary:hover{filter:brightness(1.04);transform:translateY(-1px);box-shadow:0 14px 30px rgba(109,59,245,.32);color:#fff}
.btn--accent{background:var(--accent);color:#fff;box-shadow:0 10px 22px rgba(255,122,69,.26)}
.btn--accent:hover{filter:brightness(1.04);transform:translateY(-1px);color:#fff}
.btn--outline{background:#fff;border-color:var(--line);color:var(--ink)}
.btn--outline:hover{border-color:#D9CFF0;transform:translateY(-1px);box-shadow:var(--shadow-1);color:var(--ink)}
.btn--ghost{
  color:var(--brand-1);
  background-image:linear-gradient(#fff,#fff),var(--grad);
  background-origin:border-box;background-clip:padding-box,border-box;
  border:1px solid transparent;
}
.btn--ghost:hover{color:var(--brand-2);transform:translateY(-1px)}
.btn--sm{height:38px;padding:0 18px;font-size:14px}
.btn--block{width:100%}
.btn:active{transform:translateY(0)}
.btn:focus-visible{outline:none;box-shadow:0 0 0 2px #fff,0 0 0 4px var(--brand-2)}
.btn[disabled]{opacity:.5;pointer-events:none}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;height:32px;padding:0 14px;
  border-radius:999px;font-size:13px;font-weight:600;line-height:1;
}
.badge--grad{background:#F4EFFE;color:var(--brand-1);border:1px solid rgba(109,59,245,.24)}
.badge--lime{background:var(--accent-2);color:var(--ink-bg)}
.badge--plain{background:#fff;border:1px solid var(--line);color:var(--ink-2)}
.chip{
  display:inline-flex;align-items:center;height:34px;padding:0 15px;border-radius:999px;
  font-size:13px;font-weight:600;background:#F5F0FE;color:var(--brand-1);
  border:1px solid rgba(109,59,245,.16);transition:background 200ms ease,color 200ms ease;
}
.chip:hover{background:#EBE1FE;color:var(--brand-2);border-bottom-color:rgba(109,59,245,.16)}

/* ---------- 面包屑 ---------- */
.crumbs{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  padding:26px 0 18px;font-size:13px;color:var(--ink-3);
}
.crumbs a{color:var(--ink-2);border-bottom:0}
.crumbs a:hover{color:var(--brand-1);border-bottom:0}
.crumbs span[aria-hidden]{color:#CFC7DD}
.crumbs__current{
  max-width:min(420px,60vw);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
  color:var(--ink-3);
}

/* ---------- 文章头 ---------- */
.article__head{padding:8px 0 32px;border-bottom:1px solid var(--line);margin-bottom:40px}
.article__title{
  font-size:clamp(1.875rem,3.6vw,2.75rem);
  line-height:1.22;letter-spacing:-.02em;margin:16px 0 18px;max-width:900px;
}
.article__meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  font-size:13.5px;color:var(--ink-3);font-variant-numeric:tabular-nums;
}
.article__meta i{width:4px;height:4px;border-radius:50%;background:#CFC7DD;display:inline-block}
.article__lead{font-size:16px;line-height:1.8;color:var(--ink-2)}

/* ---------- 文章栅格 ---------- */
.article-layout{display:grid;grid-template-columns:minmax(0,1fr);gap:44px;align-items:start}
@media (min-width:1280px){
  .article-layout{grid-template-columns:minmax(0,820px) 240px;gap:48px}
}
.article__body{min-width:0}

/* ---------- 正文排版 ---------- */
.prose-body{font-size:16px;line-height:1.9;color:var(--ink-2);word-wrap:break-word;overflow-wrap:anywhere}
.prose-body>*:first-child{margin-top:0}
.prose-body p{margin:0 0 1.2em}
.prose-body h2{
  position:relative;padding-left:16px;margin:40px 0 16px;
  font-size:clamp(1.25rem,2vw,1.5rem);line-height:1.4;font-weight:800;color:var(--ink);
}
.prose-body h2::before{
  content:"";position:absolute;left:0;top:.22em;bottom:.22em;width:4px;border-radius:4px;background:var(--grad);
}
.prose-body h3{margin:28px 0 12px;font-size:1.25rem;line-height:1.4;font-weight:700;color:var(--ink)}
.prose-body h4{margin:22px 0 10px;font-size:1.0625rem;font-weight:700;color:var(--ink)}
.prose-body ul,.prose-body ol{margin:0 0 1.2em;padding:0}
.prose-body ul li{position:relative;padding-left:22px;margin-bottom:.5em}
.prose-body ul li::before{
  content:"";position:absolute;left:2px;top:.68em;width:8px;height:8px;border-radius:50%;background:var(--grad);
}
.prose-body ol{counter-reset:item}
.prose-body ol li{position:relative;padding-left:32px;margin-bottom:.55em;counter-increment:item}
.prose-body ol li::before{
  content:counter(item);position:absolute;left:0;top:.35em;width:20px;height:20px;border-radius:50%;
  background:var(--grad);color:#fff;font-size:12px;font-weight:700;
  display:flex;align-items:center;justify-content:center;line-height:1;
}
.prose-body blockquote{
  position:relative;margin:24px 0;padding:16px 20px 16px 24px;
  background:var(--soft);border-radius:0 16px 16px 0;color:var(--ink-2);
}
.prose-body blockquote::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:4px;border-radius:4px 0 0 4px;background:var(--grad);
}
.prose-body blockquote p:last-child{margin-bottom:0}
.prose-body img{border-radius:16px;margin:24px auto;height:auto}
.prose-body figure{margin:24px 0}
.prose-body figcaption{font-size:13px;color:var(--ink-3);text-align:center;margin-top:10px;line-height:1.6}
.prose-body a{color:var(--brand-1);border-bottom:1px solid rgba(109,59,245,.32)}
.prose-body a:hover{color:var(--brand-2);border-bottom-color:var(--brand-2)}
.prose-body code{
  background:var(--soft);color:var(--brand-1);border-radius:6px;padding:2px 6px;font-size:.92em;
}
.prose-body pre{
  background:var(--ink-bg);color:#EDE9F7;border-radius:16px;padding:20px;
  overflow-x:auto;margin:22px 0;font-size:14px;line-height:1.7;
}
.prose-body pre code{background:transparent;color:inherit;padding:0}
.prose-body table{
  display:block;width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;
  border-collapse:collapse;margin:22px 0;font-size:15px;
  border:1px solid var(--line);border-radius:14px;font-variant-numeric:tabular-nums;
}
.prose-body th,.prose-body td{padding:12px 16px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.prose-body th{background:var(--soft);font-weight:700;color:var(--ink);white-space:nowrap}
.prose-body tr:last-child td{border-bottom:0}
.prose-body hr{border:0;border-top:1px solid var(--line);margin:36px 0}

/* ---------- 标签行 ---------- */
.article__tags{
  display:flex;flex-wrap:wrap;gap:10px;margin-top:44px;padding-top:28px;border-top:1px solid var(--line);
}
.article__tags .chip{cursor:default}

/* ---------- 右侧栏 ---------- */
.rail{display:grid;gap:16px;align-content:start}
@media (min-width:1280px){.rail{position:sticky;top:24px}}
.rail__box{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:20px;box-shadow:var(--shadow-1);
}
.rail__title{font-size:14px;font-weight:800;color:var(--ink);letter-spacing:.04em;margin-bottom:12px}
.rail__list li a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:10px 0;font-size:14px;color:var(--ink-2);border-bottom:1px solid var(--line);
}
.rail__list li:last-child a{border-bottom:0;padding-bottom:0}
.rail__list li a::after{content:"›";color:var(--ink-3);font-size:16px;line-height:1}
.rail__list li a:hover{color:var(--brand-1)}
.rail__list li a:hover::after{color:var(--brand-2)}
.rail__box--cta{
  background:var(--ink-bg);border-color:rgba(255,255,255,.08);color:#EDE9F7;
  background-image:radial-gradient(circle at 100% 0,rgba(193,59,240,.35),transparent 60%),radial-gradient(circle at 0 100%,rgba(109,59,245,.4),transparent 62%);
}
.rail__box--cta .rail__title{color:#fff}
.rail__cta-text{font-size:13.5px;line-height:1.7;color:#C9C3DE;margin-bottom:14px}

/* ---------- 板块 ---------- */
.section{padding:var(--sp-1) 0 0}
.section--tight{padding-top:44px}
.section__head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:26px}
.section__head h2{font-size:clamp(1.5rem,2.6vw,2.25rem)}
.section__sub{font-size:14px;color:var(--ink-3);margin-top:6px}
.link-more{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:700;border-bottom:0;white-space:nowrap}
.link-more:hover{border-bottom:0}
.link-more::after{content:"→";transition:transform 200ms ease}
.link-more:hover::after{transform:translateX(3px)}

/* ---------- 卡片 ---------- */
.grid-3{display:grid;grid-template-columns:1fr;gap:24px}
@media (min-width:640px){.grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:1024px){.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}}
.card{
  display:flex;flex-direction:column;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:var(--shadow-1);overflow:hidden;border-bottom:1px solid var(--line);
  transition:transform 200ms ease,box-shadow 200ms ease,border-color 200ms ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:#E3D9F3;border-bottom-color:#E3D9F3}
.card__media{position:relative;aspect-ratio:16/9;background:var(--grad-soft);overflow:hidden}
.card__media img{width:100%;height:100%;object-fit:cover;transition:transform 400ms ease}
.card:hover .card__media img{transform:scale(1.04)}
.card__tag{
  position:absolute;top:12px;right:12px;background:rgba(255,255,255,.94);
  color:var(--brand-1);font-size:12px;font-weight:700;padding:5px 12px;border-radius:999px;
  border:1px solid rgba(109,59,245,.2);backdrop-filter:blur(6px);
}
.card__body{padding:20px;display:flex;flex-direction:column;flex:1 1 auto}
.card__title{
  font-size:1.0625rem;line-height:1.5;font-weight:700;color:var(--ink);margin-bottom:10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card:hover .card__title{color:var(--brand-1)}
.card__text{
  font-size:14px;line-height:1.7;color:var(--ink-2);margin-bottom:16px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card__foot{
  margin-top:auto;padding-top:12px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  font-size:13px;color:var(--ink-3);
}
.card__arrow{color:var(--brand-1);font-weight:700;transition:transform 200ms ease}
.card:hover .card__arrow{transform:translateX(4px)}

/* ---------- 文章操作条 ---------- */
.article__actions{display:flex;flex-wrap:wrap;gap:12px;padding-top:36px}

/* ---------- 紧凑 CTA 条 ---------- */
.cta-strip{
  margin:48px 0 72px;padding:26px 28px;border-radius:24px;
  border:1px solid var(--line);background:var(--grad-soft);
  background-image:radial-gradient(rgba(109,59,245,.12) 1px,transparent 1px),var(--grad-soft);
  background-size:14px 14px,100% 100%;
  display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
}
.cta-strip__title{font-size:1.125rem;font-weight:800;color:var(--ink);margin-bottom:6px}
.cta-strip__text{font-size:14px;color:var(--ink-2);max-width:640px}
.cta-strip__buttons{display:flex;gap:12px;flex-wrap:wrap}

/* ---------- 空态 ---------- */
.empty-state{
  border:1px dashed #DCD2EE;border-radius:24px;background:#fff;
  padding:56px 24px;text-align:center;box-shadow:var(--shadow-1);
}
.empty-state__icon{
  width:72px;height:72px;border-radius:20px;margin:0 auto 20px;
  background:var(--grad-soft);display:grid;place-items:center;
}
.empty-state__icon::after{content:"";width:26px;height:26px;border-radius:8px;background:var(--grad);opacity:.85}
.empty-state h2{font-size:1.25rem;margin-bottom:10px}
.empty-state p{font-size:14.5px;color:var(--ink-2);margin-bottom:22px}

/* ---------- 页脚 ---------- */
.footer{
  background:var(--ink-bg);color:#EDE9F7;margin-top:auto;
  padding:64px 0 24px;font-size:14px;
}
.footer__grid{display:grid;grid-template-columns:1fr;gap:36px}
@media (min-width:640px){.footer__grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:1024px){.footer__grid{grid-template-columns:1.7fr 1fr 1fr 1.1fr;gap:32px}}
.footer__brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.footer .brand__mark{box-shadow:none}
.footer .brand__name{color:#fff;font-size:19px}
.footer .brand__sub{color:#9A93B8}
.footer p{color:#B7B0CD;line-height:1.8;font-size:14px;max-width:340px}
.footer h3{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px}
.footer__list li{margin-bottom:10px}
.footer__list li a{color:#C9C3DE;border-bottom:0;font-size:14px}
.footer__list li a:hover{color:var(--accent-2);border-bottom:0}
.footer__list li span{color:#A9A2C2}
.footer__bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px;
  font-size:13px;color:#9A93B8;
}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .topbar{display:flex}
  .sidebar{width:82vw;max-width:320px;transform:translateX(-100%);transition:transform 240ms ease;box-shadow:var(--shadow-2)}
  .sidebar.is-open{transform:translateX(0)}
  .scrim{display:block}
  .content{margin-left:0}
  .article__head{margin-bottom:32px}
  .section{padding-top:56px}
  .cta-strip{margin-bottom:56px}
}
@media (max-width:639px){
  .article__title{font-size:1.75rem}
  .btn{height:46px;padding:0 22px}
  .cta-strip{padding:22px}
  .footer{padding:48px 0 20px}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important}
  .card:hover{transform:none}
}

/* roulang page: category1 */
:root{
  --brand-1:#6D3BF5;
  --brand-2:#C13BF0;
  --accent:#FF7A45;
  --accent-2:#B8F14A;
  --bg:#FAF7FB;
  --surface:#FFFFFF;
  --line:#ECE6F2;
  --ink-bg:#17102B;
  --ink:#1A1230;
  --ink-2:#5A5470;
  --ink-3:#8E88A3;
  --soft:#F4EFFC;
  --grad:linear-gradient(135deg,#6D3BF5 0%,#C13BF0 100%);
  --grad-soft:linear-gradient(135deg,rgba(109,59,245,.14) 0%,rgba(193,59,240,.10) 100%);
  --radius-lg:28px;
  --radius:20px;
  --radius-sm:12px;
  --shadow-1:0 4px 16px rgba(23,15,43,.06);
  --shadow-2:0 18px 40px rgba(23,15,43,.14);
  --font:"HarmonyOS Sans SC","PingFang SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  --sidebar-w:248px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-weight:400;
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg);
  background-image:radial-gradient(rgba(109,59,245,.07) 1px,transparent 1px);
  background-size:22px 22px;
}
img{max-width:100%;display:block;}
a{color:var(--brand-1);text-decoration:none;}
a:hover{color:var(--brand-2);}
button{font-family:inherit;font-size:inherit;cursor:pointer;border:0;background:none;color:inherit;}
input{font-family:inherit;}
h1,h2,h3,h4{margin:0;font-weight:800;color:var(--ink);letter-spacing:-.01em;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:none;box-shadow:0 0 0 2px var(--surface),0 0 0 4px var(--brand-2);border-radius:8px;}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 20px;}
.page{margin-left:var(--sidebar-w);}
@media (min-width:1280px){
  :root{--sidebar-w:264px;}
  .container{padding:0 48px;}
}
@media (min-width:768px) and (max-width:1279px){
  .container{padding:0 32px;}
}
@media (max-width:1023px){
  .page{margin-left:0;}
}

/* ---------- 品牌 ---------- */
.brand{display:flex;align-items:center;gap:12px;}
.brand__mark{
  width:44px;height:44px;flex:0 0 44px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--grad);color:#fff;font-weight:800;font-size:14px;
  letter-spacing:.02em;box-shadow:0 6px 18px rgba(109,59,245,.34);
  position:relative;
}
.brand__mark::after{
  content:"";position:absolute;inset:5px;border-radius:50%;
  border:1px solid rgba(255,255,255,.5);
}
.brand__text{display:flex;flex-direction:column;line-height:1.25;}
.brand__name{font-size:19px;font-weight:800;color:var(--ink);letter-spacing:-.01em;}
.brand__sub{font-size:12px;color:var(--ink-3);}

/* ---------- 移动端顶部条 ---------- */
.topbar{
  display:none;position:sticky;top:0;z-index:40;
  align-items:center;justify-content:space-between;
  gap:12px;padding:10px 16px;
  background:rgba(250,247,251,.92);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.topbar .brand__mark{width:36px;height:36px;flex:0 0 36px;font-size:12px;}
.topbar .brand__name{font-size:17px;}
.topbar .brand__sub{display:none;}
.menu-btn{
  width:44px;height:44px;border-radius:14px;border:1px solid var(--line);
  background:var(--surface);display:inline-flex;flex-direction:column;
  align-items:center;justify-content:center;gap:4px;
  box-shadow:var(--shadow-1);transition:box-shadow .2s ease,transform .2s ease;
}
.menu-btn span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink);transition:transform .24s ease,opacity .24s ease;}
.menu-btn[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.menu-btn[aria-expanded="true"] span:nth-child(2){opacity:0;}
.menu-btn[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}
@media (max-width:1023px){
  .topbar{display:flex;}
}

/* ---------- 侧栏 ---------- */
.sidebar{
  position:fixed;top:0;left:0;bottom:0;width:var(--sidebar-w);
  background:var(--surface);border-right:1px solid var(--line);
  padding:26px 20px 22px;display:flex;flex-direction:column;gap:26px;
  z-index:60;transition:transform .24s ease;
}
.sidebar__head{display:flex;align-items:center;justify-content:space-between;gap:8px;}
.nav__label{
  display:block;font-size:12px;font-weight:700;color:var(--ink-3);
  letter-spacing:.08em;padding:0 14px 8px;
}
.nav{display:flex;flex-direction:column;gap:4px;}
.nav-link{
  position:relative;display:flex;align-items:center;gap:10px;
  padding:11px 14px;border-radius:14px;
  font-size:15px;font-weight:600;color:var(--ink-2);
  transition:background-color .16s ease,color .16s ease;
}
.nav-link i{
  width:7px;height:7px;border-radius:50%;flex:0 0 7px;
  background:linear-gradient(135deg,rgba(109,59,245,.45),rgba(193,59,240,.45));
}
.nav-link:hover{background:#F5F1FD;color:var(--ink);}
.nav-link.is-active{
  background:var(--grad-soft);color:var(--ink);font-weight:700;
}
.nav-link.is-active i{background:var(--grad);}
.nav-link.is-active::before{
  content:"";position:absolute;left:0;top:9px;bottom:9px;width:3px;
  border-radius:0 3px 3px 0;background:var(--grad);
}
.sidebar__foot{margin-top:auto;display:flex;flex-direction:column;gap:12px;}
.sidebar__status{
  font-size:13px;color:var(--ink-3);display:flex;align-items:center;gap:7px;
}
.status-dot{
  width:8px;height:8px;border-radius:50%;background:var(--accent-2);
  box-shadow:0 0 0 4px rgba(184,241,74,.24);flex:0 0 8px;
}
.overlay{
  position:fixed;inset:0;background:rgba(23,15,43,.5);
  opacity:0;visibility:hidden;transition:opacity .24s ease;z-index:55;
}
.overlay.is-open{opacity:1;visibility:visible;}
@media (max-width:1023px){
  .sidebar{width:82vw;max-width:320px;transform:translateX(-100%);box-shadow:var(--shadow-2);}
  .sidebar.is-open{transform:translateX(0);}
  body.no-scroll{overflow:hidden;}
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border-radius:999px;
  font-size:15px;font-weight:700;letter-spacing:.01em;
  transition:transform .2s ease,box-shadow .2s ease,filter .2s ease,background-color .2s ease,color .2s ease;
  white-space:nowrap;
}
.btn--primary{background:linear-gradient(135deg,#6D3BF5 0%,#C13BF0 100%);color:#fff;box-shadow:0 10px 24px rgba(109,59,245,.28);}
.btn--primary:hover{filter:brightness(1.04);transform:translateY(-1px);box-shadow:0 16px 32px rgba(109,59,245,.34);color:#fff;}
.btn--primary:active{transform:translateY(0);box-shadow:0 6px 16px rgba(109,59,245,.26);}
.btn--accent{background:var(--accent);color:#fff;box-shadow:0 10px 24px rgba(255,122,69,.30);}
.btn--accent:hover{filter:brightness(1.04);transform:translateY(-1px);box-shadow:0 16px 32px rgba(255,122,69,.36);color:#fff;}
.btn--accent:active{transform:translateY(0);box-shadow:0 6px 14px rgba(255,122,69,.28);}
.btn--ghost{
  background:var(--surface);color:var(--ink);border:1px solid var(--line);
  box-shadow:var(--shadow-1);
}
.btn--ghost:hover{border-color:rgba(109,59,245,.4);color:var(--brand-1);transform:translateY(-1px);box-shadow:var(--shadow-2);}
.btn--ghost:active{transform:translateY(0);box-shadow:var(--shadow-1);}
.btn--outline{
  background:transparent;color:var(--ink);
  border:1px solid transparent;
  background-image:linear-gradient(var(--surface),var(--surface)),var(--grad);
  background-origin:border-box;background-clip:padding-box,border-box;
}
.btn--outline:hover{color:var(--brand-1);transform:translateY(-1px);}
.btn--lg{height:52px;padding:0 32px;font-size:16px;}
.btn--sm{height:38px;padding:0 18px;font-size:14px;}
.btn[disabled],.btn.is-disabled{opacity:.5;pointer-events:none;transform:none;box-shadow:none;}

/* ---------- 通用标题 ---------- */
.section{padding:56px 0;}
.section--lg{padding:80px 0;}
.section--xl{padding:104px 0;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;color:var(--brand-1);
  background:var(--soft);border:1px solid rgba(109,59,245,.18);
  padding:5px 14px;border-radius:999px;margin-bottom:16px;
}
.section__head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:28px;flex-wrap:wrap;}
.section__title{font-size:clamp(1.5rem,2.6vw,2.25rem);line-height:1.25;font-weight:800;}
.section__desc{margin-top:10px;color:var(--ink-2);font-size:15px;max-width:640px;}
.section__more{font-size:14px;font-weight:700;display:inline-flex;align-items:center;gap:6px;}

/* ---------- 面包屑 ---------- */
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-3);flex-wrap:wrap;padding-top:28px;}
.crumb a{color:var(--ink-3);}
.crumb a:hover{color:var(--brand-1);}
.crumb span.sep{color:#C9C2D8;}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;border-radius:var(--radius-lg);
  background:var(--surface);border:1px solid var(--line);
  box-shadow:var(--shadow-1);padding:32px;margin-top:16px;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(135deg,rgba(109,59,245,.10) 0%,rgba(193,59,240,.06) 55%,rgba(255,122,69,.05) 100%);
  pointer-events:none;
}
.hero::after{
  content:"";position:absolute;right:-90px;top:-90px;width:280px;height:280px;border-radius:50%;
  background:var(--grad);opacity:.12;filter:blur(6px);pointer-events:none;
}
.hero__inner{position:relative;display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:36px;align-items:center;}
.hero h1{font-size:clamp(2rem,4.2vw,3.5rem);line-height:1.15;font-weight:800;letter-spacing:-.02em;margin:14px 0 16px;}
.hero__sub{font-size:17px;color:var(--ink-2);max-width:560px;}
.hero__actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:26px;}
.hero__figure{
  position:relative;border-radius:var(--radius-lg);overflow:hidden;
  background:var(--grad-soft);aspect-ratio:4/3;
  box-shadow:var(--shadow-2);
}
.hero__figure img{width:100%;height:100%;object-fit:cover;}
.hero__badge{
  position:absolute;left:18px;bottom:18px;display:flex;align-items:center;gap:10px;
  background:rgba(255,255,255,.94);border-radius:999px;padding:8px 16px;
  font-size:13px;font-weight:700;color:var(--ink);box-shadow:var(--shadow-1);
}
.hero__badge b{font-size:18px;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;font-variant-numeric:tabular-nums;}
@media (max-width:1023px){
  .hero__inner{grid-template-columns:1fr;gap:26px;}
  .hero{padding:24px;}
}

/* ---------- 数据徽章行 ---------- */
.statbar{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px;}
.stat{
  display:inline-flex;align-items:center;gap:10px;
  background:var(--surface);border:1px solid transparent;border-radius:999px;
  padding:8px 18px;box-shadow:var(--shadow-1);
  background-image:linear-gradient(var(--surface),var(--surface)),var(--grad);
  background-origin:border-box;background-clip:padding-box,border-box;
}
.stat b{font-size:26px;font-weight:800;font-variant-numeric:tabular-nums;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1;}
.stat span{font-size:13px;color:var(--ink-2);}
@media (max-width:767px){
  .stat b{font-size:22px;}
}

/* ---------- 说明区 ---------- */
.intro{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:36px;align-items:center;}
.intro__text p{color:var(--ink-2);font-size:15.5px;}
.intro__text p + p{margin-top:14px;}
.intro__list{margin-top:20px;display:grid;gap:10px;}
.intro__list li{display:flex;gap:10px;align-items:flex-start;font-size:15px;color:var(--ink-2);}
.intro__list li::before{
  content:"";width:8px;height:8px;border-radius:50%;margin-top:9px;flex:0 0 8px;
  background:var(--grad);
}
.intro__figure{
  border-radius:var(--radius-lg);overflow:hidden;background:var(--grad-soft);
  aspect-ratio:4/3;box-shadow:var(--shadow-2);
}
.intro__figure img{width:100%;height:100%;object-fit:cover;}
@media (max-width:1023px){
  .intro{grid-template-columns:1fr;gap:24px;}
}

/* ---------- 筛选标签 ---------- */
.filter-wrap{position:relative;margin-bottom:26px;}
.filter-wrap::after{
  content:"";position:absolute;right:0;top:0;bottom:0;width:56px;pointer-events:none;
  background:linear-gradient(90deg,rgba(250,247,251,0) 0%,var(--bg) 88%);
}
.filters{
  display:flex;gap:10px;overflow-x:auto;padding:4px 56px 10px 2px;
  scrollbar-width:none;
}
.filters::-webkit-scrollbar{display:none;}
.chip{
  flex:0 0 auto;height:38px;padding:0 18px;border-radius:999px;
  background:var(--surface);border:1px solid var(--line);
  font-size:14px;font-weight:600;color:var(--ink-2);
  transition:all .18s ease;box-shadow:var(--shadow-1);
}
.chip:hover{color:var(--brand-1);border-color:rgba(109,59,245,.35);transform:translateY(-1px);}
.chip.is-active{background:var(--grad);color:#fff;border-color:transparent;box-shadow:0 10px 22px rgba(109,59,245,.26);}

/* ---------- 卡片网格 ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
@media (max-width:1023px){
  .grid-3{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;}
}
@media (max-width:639px){
  .grid-3{grid-template-columns:1fr;}
}
.card{
  display:flex;flex-direction:column;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-1);overflow:hidden;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(109,59,245,.22);}
.card__media{position:relative;aspect-ratio:16/9;background:var(--grad-soft);overflow:hidden;}
.card__media img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease;}
.card:hover .card__media img{transform:scale(1.03);}
.card__tag{
  position:absolute;right:12px;top:12px;
  background:rgba(255,255,255,.94);color:var(--brand-1);
  font-size:12px;font-weight:700;padding:4px 11px;border-radius:999px;
  box-shadow:var(--shadow-1);
}
.card__body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.card__title{
  font-size:17px;font-weight:700;line-height:1.45;color:var(--ink);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card__desc{
  font-size:14px;color:var(--ink-2);line-height:1.7;
  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(--line);
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  font-size:13px;color:var(--ink-3);
}
.card__foot .arrow{
  width:30px;height:30px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;
  background:var(--soft);color:var(--brand-1);font-weight:700;transition:all .2s ease;
}
.card:hover .card__foot .arrow{background:var(--grad);color:#fff;}
.load-wrap{display:flex;justify-content:center;margin-top:36px;}
.empty-note{
  display:none;padding:32px;text-align:center;background:var(--surface);
  border:1px dashed var(--line);border-radius:var(--radius);color:var(--ink-3);font-size:14px;
}

/* ---------- 更新节奏 ---------- */
.schedule{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-1);overflow:hidden;}
.schedule__row{
  display:grid;grid-template-columns:120px minmax(0,1fr) auto;gap:18px;align-items:center;
  padding:20px 24px;border-bottom:1px solid var(--line);
  transition:background-color .18s ease;
}
.schedule__row:last-child{border-bottom:0;}
.schedule__row:hover{background:#FAF6FE;}
.schedule__time{font-size:14px;font-weight:800;color:var(--brand-1);font-variant-numeric:tabular-nums;}
.schedule__main h3{font-size:16px;font-weight:700;margin-bottom:4px;}
.schedule__main p{font-size:14px;color:var(--ink-2);}
.schedule__meta{
  font-size:13px;font-weight:700;color:var(--ink);background:var(--soft);
  padding:5px 12px;border-radius:999px;white-space:nowrap;
}
@media (max-width:767px){
  .schedule__row{grid-template-columns:1fr;gap:8px;padding:18px 20px;}
  .schedule__meta{justify-self:start;}
}

/* ---------- 热度榜 ---------- */
.rank{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;}
@media (max-width:1023px){.rank{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media (max-width:479px){.rank{grid-template-columns:1fr;}}
.rank__item{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:20px;box-shadow:var(--shadow-1);position:relative;overflow:hidden;
  transition:transform .2s ease,box-shadow .2s ease;
}
.rank__item:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);}
.rank__item::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--grad);}
.rank__no{font-size:13px;font-weight:800;color:var(--ink-3);font-variant-numeric:tabular-nums;}
.rank__title{font-size:16px;font-weight:700;margin:8px 0 6px;}
.rank__desc{font-size:13.5px;color:var(--ink-2);}
.rank__badge{
  display:inline-block;margin-top:12px;font-size:12px;font-weight:800;
  background:var(--accent-2);color:var(--ink-bg);padding:3px 10px;border-radius:999px;
}

/* ---------- FAQ ---------- */
.faq-layout{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:40px;align-items:start;}
.faq-aside h2{font-size:clamp(1.5rem,2.6vw,2.25rem);line-height:1.25;}
.faq-aside p{color:var(--ink-2);font-size:15px;margin:14px 0 22px;}
.faq__item{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-1);margin-bottom:12px;overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;}
.faq__item.is-open{border-color:rgba(109,59,245,.3);box-shadow:var(--shadow-2);}
.faq__q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;text-align:left;font-size:16px;font-weight:700;color:var(--ink);
}
.faq__icon{
  flex:0 0 26px;width:26px;height:26px;border-radius:50%;display:inline-flex;
  align-items:center;justify-content:center;background:var(--soft);color:var(--brand-1);
  font-size:16px;font-weight:800;transition:transform .24s ease,background-color .24s ease,color .24s ease;
}
.faq__item.is-open .faq__icon{transform:rotate(45deg);background:var(--grad);color:#fff;}
.faq__a{max-height:0;overflow:hidden;transition:max-height .28s ease;}
.faq__a p{padding:0 22px 20px;color:var(--ink-2);font-size:14.5px;}
@media (max-width:1023px){
  .faq-layout{grid-template-columns:1fr;gap:26px;}
}

/* ---------- CTA 大卡 ---------- */
.cta{
  position:relative;overflow:hidden;background:var(--ink-bg);border-radius:var(--radius-lg);
  padding:40px;display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,.7fr);
  gap:28px;align-items:center;box-shadow:var(--shadow-2);
}
.cta::before{
  content:"";position:absolute;right:-120px;top:-120px;width:360px;height:360px;border-radius:50%;
  background:var(--grad);opacity:.5;filter:blur(30px);
}
.cta::after{
  content:"";position:absolute;left:-60px;bottom:-120px;width:260px;height:260px;border-radius:50%;
  background:var(--accent);opacity:.18;filter:blur(30px);
}
.cta__inner{position:relative;}
.cta h2{color:#fff;font-size:clamp(1.5rem,2.6vw,2.25rem);line-height:1.25;}
.cta p{color:#CFC8E4;font-size:15px;margin-top:12px;max-width:560px;}
.cta ul{margin-top:18px;display:grid;gap:8px;}
.cta li{color:#EDE9F7;font-size:14.5px;display:flex;gap:10px;align-items:flex-start;}
.cta li::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--accent-2);margin-top:9px;flex:0 0 8px;}
.cta__actions{position:relative;display:flex;flex-direction:column;gap:12px;}
@media (max-width:1023px){
  .cta{grid-template-columns:1fr;padding:28px;}
  .cta__actions{flex-direction:row;flex-wrap:wrap;}
}

/* ---------- 页脚 ---------- */
.footer{background:var(--ink-bg);color:#EDE9F7;margin-top:80px;padding:56px 0 24px;position:relative;overflow:hidden;}
.footer::before{
  content:"";position:absolute;left:-80px;top:-100px;width:300px;height:300px;border-radius:50%;
  background:var(--grad);opacity:.22;filter:blur(40px);
}
.footer .container{position:relative;}
.footer__grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:32px;}
.footer__brand{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.footer__brand .brand__name{color:#fff;}
.footer__brand .brand__sub{color:#9F97BC;}
.footer p{color:#B9B2D0;font-size:14px;line-height:1.8;}
.footer h3{color:#fff;font-size:15px;font-weight:700;margin-bottom:14px;}
.footer__list{display:grid;gap:10px;}
.footer__list li{font-size:14px;color:#B9B2D0;display:flex;align-items:center;gap:8px;}
.footer__list a{color:#B9B2D0;}
.footer__list a:hover{color:var(--accent-2);}
.footer__bottom{
  margin-top:36px;padding-top:18px;border-top:1px solid rgba(255,255,255,.10);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13px;color:#8E88A3;
}
@media (max-width:1023px){
  .footer__grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:26px;}
}
@media (max-width:639px){
  .footer__grid{grid-template-columns:1fr;}
}

@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important;}
}

/* roulang page: category2 */
:root{
  --brand-1:#6D3BF5;
  --brand-2:#C13BF0;
  --accent:#FF7A45;
  --accent-2:#B8F14A;
  --bg:#FAF7FB;
  --surface:#FFFFFF;
  --line:#ECE6F2;
  --ink-bg:#17102B;
  --ink:#1A1230;
  --ink-2:#5A5470;
  --ink-3:#8E88A3;
  --grad:linear-gradient(135deg,#6D3BF5 0%,#C13BF0 100%);
  --grad-soft:linear-gradient(135deg,rgba(109,59,245,.12) 0%,rgba(193,59,240,.10) 100%);
  --radius-lg:28px;
  --radius:20px;
  --radius-sm:14px;
  --radius-xs:12px;
  --shadow-1:0 4px 16px rgba(23,15,43,.06);
  --shadow-2:0 18px 40px rgba(23,15,43,.14);
  --sidebar-w:248px;
  --font:"HarmonyOS Sans SC","PingFang SC","Noto Sans SC","Microsoft YaHei",sans-serif;
}
@media(min-width:1280px){:root{--sidebar-w:264px;}}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-weight:400;
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg);
  background-image:radial-gradient(rgba(109,59,245,.07) 1px,transparent 1px);
  background-size:22px 22px;
  -webkit-font-smoothing:antialiased;
}
body.nav-locked{overflow:hidden;}
img{max-width:100%;display:block;}
a{color:var(--brand-1);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--brand-2);}
button{font-family:inherit;font-size:inherit;cursor:pointer;border:0;background:none;color:inherit;}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul,ol{padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand-2);outline-offset:2px;border-radius:6px;}
.tnum{font-variant-numeric:tabular-nums;}

.container{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding-left:20px;
  padding-right:20px;
}
@media(min-width:768px){.container{padding-left:32px;padding-right:32px;}}
@media(min-width:1280px){.container{padding-left:48px;padding-right:48px;}}

/* ============ 左侧栏 ============ */
.sidebar{
  position:fixed;
  top:0;left:0;bottom:0;
  width:var(--sidebar-w);
  background:var(--surface);
  border-right:1px solid var(--line);
  display:flex;
  flex-direction:column;
  padding:24px 18px 20px;
  z-index:60;
  transition:transform .24s ease;
}
.brand{display:flex;align-items:center;gap:12px;}
.brand__mark{
  width:42px;height:42px;flex:0 0 42px;
  border-radius:50%;
  background:var(--grad);
  color:#fff;
  display:grid;place-items:center;
  font-size:14px;font-weight:800;letter-spacing:.02em;
  position:relative;
}
.brand__mark::after{
  content:"";position:absolute;inset:3px;border-radius:50%;
  border:2px solid rgba(255,255,255,.38);
}
.brand__text{display:flex;flex-direction:column;line-height:1.25;}
.brand__name{font-size:19px;font-weight:800;letter-spacing:-.01em;color:var(--ink);}
.brand__sub{font-size:12px;color:var(--ink-3);}
.brand:hover .brand__name{color:var(--brand-1);}
.sidebar .brand{margin-bottom:28px;}

.nav{display:flex;flex-direction:column;gap:4px;flex:1 1 auto;}
.nav__label{
  font-size:12px;font-weight:700;color:var(--ink-3);
  letter-spacing:.14em;padding:0 12px 8px;
}
.nav-link{
  position:relative;
  display:flex;align-items:center;gap:10px;
  padding:12px 14px;
  border-radius:var(--radius-xs);
  font-size:15px;
  color:var(--ink-2);
  transition:background .16s ease,color .16s ease;
}
.nav-link i{
  width:6px;height:6px;flex:0 0 6px;border-radius:50%;
  background:var(--line);
  transition:background .16s ease;
}
.nav-link::before{
  content:"";position:absolute;left:0;top:50%;
  width:3px;height:22px;border-radius:3px;
  background:var(--grad);
  transform:translateY(-50%) scaleY(0);
  transform-origin:center;
  transition:transform .16s ease;
}
.nav-link:hover{background:#F7F3FD;color:var(--ink);}
.nav-link.is-active{
  background:#F4EEFF;color:var(--ink);font-weight:700;
}
.nav-link.is-active::before{transform:translateY(-50%) scaleY(1);}
.nav-link.is-active i{background:var(--grad);}

.sidebar__bottom{margin-top:20px;border-top:1px solid var(--line);padding-top:16px;}
.sidebar__meta{
  font-size:13px;color:var(--ink-3);
  display:flex;align-items:center;gap:8px;margin-top:12px;
}
.status-dot{
  width:8px;height:8px;flex:0 0 8px;border-radius:50%;
  background:var(--accent-2);
  box-shadow:0 0 0 3px rgba(184,241,74,.28);
  display:inline-block;
}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 26px;
  border-radius:999px;
  font-size:15px;font-weight:700;
  border:1px solid transparent;
  transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,border-color .18s ease,color .18s ease,filter .18s ease;
  white-space:nowrap;
}
.btn--primary{
  background-image:var(--grad);
  color:#fff;
  box-shadow:0 10px 24px rgba(109,59,245,.28);
}
.btn--primary:hover{color:#fff;filter:brightness(1.04);transform:translateY(-1px);box-shadow:0 16px 32px rgba(109,59,245,.34);}
.btn--primary:active{transform:translateY(0);box-shadow:0 8px 18px rgba(109,59,245,.24);}
.btn--accent{
  background:var(--accent);color:#fff;
  box-shadow:0 10px 24px rgba(255,122,69,.30);
}
.btn--accent:hover{color:#fff;filter:brightness(1.04);transform:translateY(-1px);box-shadow:0 16px 32px rgba(255,122,69,.36);}
.btn--accent:active{transform:translateY(0);box-shadow:0 8px 18px rgba(255,122,69,.26);}
.btn--ghost{
  background:var(--surface);
  border-color:var(--line);
  color:var(--ink);
}
.btn--ghost:hover{color:var(--ink);border-color:#D9CDF2;background:#FBF8FF;transform:translateY(-1px);box-shadow:var(--shadow-1);}
.btn--ghost:active{transform:translateY(0);box-shadow:none;}
.btn--outline{
  background:transparent;
  color:#fff;
  border-color:rgba(255,255,255,.6);
}
.btn--outline:hover{color:#fff;border-color:#fff;background:rgba(255,255,255,.12);transform:translateY(-1px);}
.btn--sm{height:38px;padding:0 18px;font-size:14px;}
.btn--lg{height:52px;padding:0 32px;font-size:16px;}
.btn--block{width:100%;}
.btn[disabled],.btn.is-disabled{opacity:.5;pointer-events:none;transform:none;box-shadow:none;}

/* ============ 移动端顶栏 ============ */
.mobilebar{
  position:fixed;top:0;left:0;right:0;height:62px;
  display:flex;align-items:center;justify-content:space-between;
  padding:0 16px;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
  z-index:70;
}
.brand--sm .brand__mark{width:34px;height:34px;flex-basis:34px;font-size:12px;}
.brand--sm .brand__name{font-size:17px;}
.hamburger{
  width:42px;height:42px;border-radius:12px;
  display:grid;place-items:center;gap:0;
  border:1px solid var(--line);
  background:var(--surface);
}
.hamburger span{
  display:block;width:18px;height:2px;border-radius:2px;
  background:var(--ink);
  transition:transform .22s ease,opacity .22s ease;
}
.hamburger span + span{margin-top:4px;}
.hamburger.is-open span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.hamburger.is-open span:nth-child(2){opacity:0;}
.hamburger.is-open span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}

.overlay{
  position:fixed;inset:0;
  background:rgba(23,15,43,.5);
  opacity:0;visibility:hidden;
  transition:opacity .24s ease,visibility .24s ease;
  z-index:55;
}
.overlay.is-open{opacity:1;visibility:visible;}

/* ============ 页面骨架 ============ */
.page{margin-left:var(--sidebar-w);}
main{display:block;}

@media(max-width:1023px){
  .sidebar{transform:translateX(-100%);box-shadow:none;}
  .sidebar.is-open{transform:translateX(0);box-shadow:var(--shadow-2);}
  .page{margin-left:0;padding-top:62px;}
}
@media(min-width:1024px){
  .mobilebar{display:none;}
  .overlay{display:none;}
}

/* ============ 通用板块 ============ */
.section{padding-top:56px;padding-bottom:56px;}
@media(min-width:768px){.section{padding-top:80px;padding-bottom:80px;}}
@media(min-width:1280px){.section{padding-top:104px;padding-bottom:104px;}}
.section--tight{padding-top:32px;padding-bottom:32px;}
@media(min-width:768px){.section--tight{padding-top:40px;padding-bottom:40px;}}

.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  height:32px;padding:0 14px;
  border-radius:999px;
  background:var(--surface);
  border:1px solid var(--line);
  font-size:13px;font-weight:700;color:var(--brand-1);
  margin-bottom:16px;
}
.eyebrow::before{
  content:"";width:6px;height:6px;border-radius:50%;
  background:var(--grad);
}
h1{
  font-size:clamp(2rem,4.2vw,3.5rem);
  line-height:1.15;
  font-weight:800;
  letter-spacing:-.02em;
  color:var(--ink);
}
h2{
  font-size:clamp(1.5rem,2.6vw,2.25rem);
  line-height:1.25;
  font-weight:800;
  letter-spacing:-.01em;
}
h3{font-size:1.25rem;line-height:1.4;font-weight:700;}
.lead{font-size:17px;line-height:1.8;color:var(--ink-2);}
.muted{color:var(--ink-3);font-size:14px;}

.section-head{max-width:760px;margin-bottom:32px;}
.section-head h2{margin-bottom:12px;}

/* ============ 面包屑 ============ */
.crumbs{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--ink-3);
  padding-top:28px;
}
.crumbs a{color:var(--ink-2);}
.crumbs a:hover{color:var(--brand-2);text-decoration:underline;text-underline-offset:3px;}
.crumbs span[aria-hidden]{color:#C9C2DA;}

/* ============ Hero ============ */
.hero{
  position:relative;
  margin-top:20px;
  border-radius:var(--radius-lg);
  border:1px solid var(--line);
  background:linear-gradient(135deg,rgba(109,59,245,.11) 0%,rgba(193,59,240,.09) 100%);
  overflow:hidden;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(109,59,245,.18) 1px,transparent 1px);
  background-size:18px 18px;
  opacity:.55;
  pointer-events:none;
}
.hero::after{
  content:"";position:absolute;
  width:420px;height:420px;right:-140px;top:-160px;
  background:radial-gradient(circle,rgba(193,59,240,.28) 0%,rgba(193,59,240,0) 70%);
  pointer-events:none;
}
.hero__inner{
  position:relative;z-index:2;
  display:grid;
  grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);
  gap:44px;
  align-items:center;
  padding:40px 32px;
}
@media(min-width:768px){.hero__inner{padding:48px 40px;}}
@media(max-width:1023px){
  .hero__inner{grid-template-columns:1fr;gap:32px;}
}
.hero h1{margin-bottom:16px;}
.hero h1 em{
  font-style:normal;
  background-image:var(--grad);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.hero__sub{font-size:17px;line-height:1.8;color:var(--ink-2);max-width:520px;margin-bottom:26px;}
.hero__actions{display:flex;flex-wrap:wrap;gap:12px;}
.hero__media{
  border-radius:var(--radius-lg);
  overflow:hidden;
  border:1px solid rgba(255,255,255,.7);
  box-shadow:var(--shadow-2);
  background:var(--grad-soft);
  aspect-ratio:16/10;
}
.hero__media img{width:100%;height:100%;object-fit:cover;}

.stats{
  position:relative;z-index:2;
  display:flex;flex-wrap:wrap;gap:12px;
  padding:0 32px 40px;
}
@media(min-width:768px){.stats{padding:0 40px 48px;}}
.stat{
  display:flex;align-items:center;gap:10px;
  height:36px;padding:0 16px;
  border-radius:999px;
  background:var(--surface);
  border:1px solid transparent;
  background-image:linear-gradient(var(--surface),var(--surface)),var(--grad);
  background-origin:border-box;
  background-clip:padding-box,border-box;
  box-shadow:var(--shadow-1);
}
.stat__num{font-size:17px;font-weight:800;color:var(--brand-1);font-variant-numeric:tabular-nums;}
.stat__label{font-size:13px;color:var(--ink-2);}

/* ============ 文档双栏 ============ */
.doc{
  display:grid;
  grid-template-columns:240px minmax(0,1fr);
  gap:44px;
  align-items:start;
  margin-top:36px;
}
.doc__toc{position:sticky;top:32px;}
.toc{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow-1);
  padding:18px 14px;
}
.toc__title{
  font-size:12px;font-weight:700;color:var(--ink-3);
  letter-spacing:.14em;
  padding:0 12px 10px;
}
.toc__list{display:flex;flex-direction:column;gap:2px;}
.toc__link{
  position:relative;
  display:block;
  padding:10px 12px 10px 18px;
  border-radius:var(--radius-xs);
  font-size:14px;
  color:var(--ink-2);
  transition:background .18s ease,color .18s ease;
}
.toc__link::before{
  content:"";position:absolute;left:6px;top:50%;
  width:3px;height:16px;border-radius:3px;
  background:var(--grad);
  transform:translateY(-50%) scaleY(0);
  transition:transform .18s ease;
}
.toc__link:hover{background:#F7F3FD;color:var(--ink);}
.toc__link.is-active{background:#F4EEFF;color:var(--brand-1);font-weight:700;}
.toc__link.is-active::before{transform:translateY(-50%) scaleY(1);}

.doc__body{min-width:0;}
.doc-block{padding-bottom:40px;border-bottom:1px solid var(--line);margin-bottom:40px;}
.doc-block:last-child{border-bottom:0;margin-bottom:0;padding-bottom:0;}
.doc-block h2{
  position:relative;
  padding-left:18px;
  margin-bottom:10px;
}
.doc-block h2::before{
  content:"";position:absolute;left:0;top:.18em;
  width:6px;height:1.05em;border-radius:4px;
  background:var(--grad);
}
.doc-block__desc{color:var(--ink-2);font-size:15px;margin-bottom:20px;max-width:660px;}

.entry{
  display:flex;align-items:flex-start;gap:16px;
  padding:18px 4px;
  border-top:1px solid var(--line);
  transition:background .18s ease,padding-left .18s ease;
}
.entry:first-of-type{border-top:0;}
.entry:hover{background:#FBF8FF;padding-left:12px;border-radius:var(--radius-xs);}
.entry__num{
  flex:0 0 34px;width:34px;height:34px;border-radius:50%;
  display:grid;place-items:center;
  font-size:13px;font-weight:800;
  color:var(--brand-1);
  background:var(--surface);
  border:1px solid transparent;
  background-image:linear-gradient(var(--surface),var(--surface)),var(--grad);
  background-origin:border-box;
  background-clip:padding-box,border-box;
  font-variant-numeric:tabular-nums;
}
.entry__main{flex:1 1 auto;min-width:0;}
.entry__title{font-size:16px;font-weight:700;color:var(--ink);margin-bottom:4px;}
.entry__desc{font-size:14px;color:var(--ink-2);line-height:1.7;}
.entry__arrow{
  flex:0 0 auto;
  width:32px;height:32px;border-radius:50%;
  display:grid;place-items:center;
  color:var(--ink-3);
  border:1px solid var(--line);
  font-size:14px;
  transition:all .18s ease;
}
.entry:hover .entry__arrow{
  color:#fff;background-image:var(--grad);border-color:transparent;
  transform:translateX(2px);
}

/* ============ 对照表 ============ */
.table-wrap{
  overflow-x:auto;
  border:1px solid var(--line);
  border-radius:var(--radius);
  background:var(--surface);
  box-shadow:var(--shadow-1);
  margin:22px 0 8px;
}
table.compare{width:100%;border-collapse:collapse;font-size:14px;min-width:560px;}
table.compare caption{
  text-align:left;padding:16px 18px 0;font-size:13px;color:var(--ink-3);
}
table.compare th{
  position:sticky;top:0;
  background:#F6F1FE;
  color:var(--ink);
  font-weight:700;
  text-align:left;
  padding:14px 18px;
  white-space:nowrap;
  border-bottom:1px solid var(--line);
}
table.compare td{
  padding:13px 18px;
  border-top:1px solid var(--line);
  color:var(--ink-2);
  vertical-align:top;
}
table.compare tbody tr:nth-child(even){background:#FCFAFF;}
table.compare tbody tr:hover{background:#F7F3FD;}
table.compare td:first-child{color:var(--ink);font-weight:700;}
.badge-lime{
  display:inline-flex;align-items:center;height:20px;padding:0 8px;
  border-radius:6px;background:var(--accent-2);color:var(--ink-bg);
  font-size:11px;font-weight:800;margin-left:8px;vertical-align:middle;
}
.table-note{font-size:13px;color:var(--ink-3);margin-top:10px;}

@media(max-width:767px){
  .table-wrap{border:0;box-shadow:none;background:transparent;overflow:visible;}
  table.compare{min-width:0;display:block;}
  table.compare thead{display:none;}
  table.compare tbody,table.compare tr,table.compare td{display:block;width:100%;}
  table.compare tr{
    background:var(--surface)!important;
    border:1px solid var(--line);
    border-radius:var(--radius);
    box-shadow:var(--shadow-1);
    padding:6px 0;
    margin-bottom:14px;
  }
  table.compare td{border-top:0;padding:8px 18px;}
  table.compare td::before{
    content:attr(data-th);
    display:block;
    font-size:12px;
    color:var(--ink-3);
    font-weight:700;
    margin-bottom:2px;
  }
  table.compare td:first-child{
    background:#F6F1FE;
    border-radius:14px 14px 0 0;
    padding-top:12px;padding-bottom:12px;
  }
}

/* ============ FAQ ============ */
.faq{display:flex;flex-direction:column;gap:12px;}
.faq__item{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow-1);
  overflow:hidden;
  transition:box-shadow .2s ease,transform .2s ease;
}
.faq__item:hover{box-shadow:var(--shadow-2);}
.faq__q{
  width:100%;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  text-align:left;
  padding:18px 22px;
  font-size:16px;font-weight:700;color:var(--ink);
}
.faq__icon{
  position:relative;
  flex:0 0 22px;width:22px;height:22px;border-radius:50%;
  background:#F4EEFF;
  transition:transform .22s ease,background .22s ease;
}
.faq__icon::before,.faq__icon::after{
  content:"";position:absolute;left:50%;top:50%;
  background:var(--brand-1);border-radius:2px;
  transform:translate(-50%,-50%);
}
.faq__icon::before{width:10px;height:2px;}
.faq__icon::after{width:2px;height:10px;transition:transform .22s ease,opacity .22s ease;}
.faq__item.is-open .faq__icon{background-image:var(--grad);}
.faq__item.is-open .faq__icon::before,
.faq__item.is-open .faq__icon::after{background:#fff;}
.faq__item.is-open .faq__icon::after{transform:translate(-50%,-50%) rotate(90deg);opacity:0;}
.faq__a{
  max-height:0;overflow:hidden;
  transition:max-height .28s ease;
}
.faq__a p{
  padding:0 22px 20px;
  font-size:15px;line-height:1.8;color:var(--ink-2);
}
.faq__item.is-open{border-color:#DFD3F7;}

/* ============ 适用人群小卡 ============ */
.fit-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:20px;
  margin-top:28px;
}
@media(max-width:1023px){.fit-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media(max-width:639px){.fit-grid{grid-template-columns:1fr;}}
.fit-card{
  position:relative;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow-1);
  padding:22px 22px 20px 24px;
  overflow:hidden;
  transition:transform .2s ease,box-shadow .2s ease;
}
.fit-card::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:4px;
  background:var(--grad);
}
.fit-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);}
.fit-card h3{font-size:17px;margin-bottom:8px;}
.fit-card p{font-size:14px;color:var(--ink-2);line-height:1.75;}
.fit-card .tag{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;
  border-radius:999px;background:#F4EEFF;color:var(--brand-1);
  font-size:12px;font-weight:700;margin-bottom:12px;
}

/* ============ CTA 条 ============ */
.cta-strip{
  position:relative;
  border-radius:var(--radius-lg);
  background-image:var(--grad);
  color:#fff;
  overflow:hidden;
  padding:36px 32px;
  box-shadow:0 20px 46px rgba(109,59,245,.26);
}
.cta-strip::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.22) 1px,transparent 1px);
  background-size:20px 20px;
  opacity:.5;pointer-events:none;
}
.cta-strip::after{
  content:"";position:absolute;width:340px;height:340px;right:-90px;bottom:-190px;
  background:radial-gradient(circle,rgba(255,255,255,.28) 0%,rgba(255,255,255,0) 70%);
  pointer-events:none;
}
.cta-strip__inner{
  position:relative;z-index:2;
  display:flex;flex-wrap:wrap;gap:24px;
  align-items:center;justify-content:space-between;
}
.cta-strip h2{font-size:clamp(1.4rem,2.4vw,2rem);margin-bottom:10px;color:#fff;}
.cta-strip p{font-size:15px;color:rgba(255,255,255,.88);max-width:560px;}
.cta-strip__actions{display:flex;flex-wrap:wrap;gap:12px;}
@media(max-width:767px){
  .cta-strip{padding:28px 22px;}
  .cta-strip__actions{width:100%;}
  .cta-strip__actions .btn{flex:1 1 100%;}
}

/* ============ 返回行 ============ */
.back-row{
  display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;
  margin-top:28px;
  padding-top:24px;
  border-top:1px solid var(--line);
}

/* ============ 页脚 ============ */
.footer{
  margin-top:64px;
  background:var(--ink-bg);
  color:#EDE9F7;
  padding:56px 0 28px;
}
.footer__grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.2fr;
  gap:36px;
}
@media(max-width:1023px){.footer__grid{grid-template-columns:1fr 1fr;gap:32px;}}
@media(max-width:599px){.footer__grid{grid-template-columns:1fr;}}
.footer p{color:#B7AFD0;font-size:14px;line-height:1.8;margin-top:16px;}
.footer h3{font-size:15px;color:#fff;margin-bottom:14px;}
.footer__brand{display:flex;align-items:center;gap:12px;}
.footer__brand .brand__name{color:#fff;font-size:18px;font-weight:800;}
.footer__brand .brand__sub{color:#9E95BD;font-size:12px;}
.footer__list{display:flex;flex-direction:column;gap:10px;}
.footer__list li{font-size:14px;color:#B7AFD0;line-height:1.7;}
.footer__list a{color:#CFC7E6;}
.footer__list a:hover{color:var(--accent-2);}
.footer__bottom{
  margin-top:40px;padding-top:18px;
  border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:#8E86AB;
}
.footer .status-dot{margin-right:6px;}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    transition-duration:.001ms!important;
    animation-duration:.001ms!important;
    scroll-behavior:auto!important;
  }
  .fit-card:hover{transform:none;}
  .btn:hover{transform:none;}
}