/* roulang page: index */
:root{
  --violet:#7A3BFF;
  --violet-deep:#5F24E0;
  --coral:#FF5C7A;
  --lime:#D6FF4B;
  --ink:#17131F;
  --ink-2:#3A3346;
  --muted:#7A7288;
  --paper:#F7F5FB;
  --card:#FFFFFF;
  --surface-2:#F1ECFA;
  --line:#E6E1F0;
  --brand-grad:linear-gradient(120deg,#7A3BFF 0%,#B23BFF 46%,#FF5C7A 100%);
  --dark-grad:linear-gradient(120deg,#17131F 0%,#241A38 100%);
  --r-lg:24px;
  --r-xl:28px;
  --r-sm:18px;
  --r-input:14px;
  --r-pill:999px;
  --r-img:20px;
  --r-dark:32px;
  --sh1:0 2px 8px rgba(23,19,31,.06);
  --sh2:0 12px 28px rgba(23,19,31,.08);
  --sh3:0 24px 56px rgba(122,59,255,.18);
  --t:.25s cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:system-ui,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16.5px;
  line-height:1.8;
  color:var(--ink-2);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4{margin:0;color:var(--ink);line-height:1.3}
h1{font-size:clamp(28px,4vw,52px);font-weight:800;line-height:1.24;letter-spacing:-.5px}
h2{font-size:clamp(22px,2.6vw,30px);font-weight:700;letter-spacing:-.3px}
h3{font-size:18px;font-weight:700}
p{margin:0}
a{color:var(--violet);text-decoration:none}
a:hover{color:var(--violet-deep)}
img{max-width:100%;display:block}
button,input{font-family:inherit}
ul{margin:0;padding:0;list-style:none}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--violet);outline-offset:2px;border-radius:6px}
.shell{width:100%;max-width:1280px;margin:0 auto;padding:0 20px}
.section{padding:96px 0}
.section--soft{background:var(--surface-2)}
.section--tight{padding:72px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;flex-wrap:wrap}
.section-head p{color:var(--muted);font-size:15px;margin-top:8px;max-width:640px}
.sec-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.06em;color:var(--violet);text-transform:uppercase;margin-bottom:10px}
.sec-eyebrow::before{content:"";width:22px;height:3px;border-radius:999px;background:var(--brand-grad)}
.more-link{font-size:15px;font-weight:600;display:inline-flex;align-items:center;gap:6px;color:var(--violet)}
.more-link:hover{gap:10px}
.more-link i{transition:var(--t)}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(247,245,251,.92);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
  transition:var(--t);
}
.site-header.scrolled{background:rgba(247,245,251,.86);box-shadow:var(--sh1)}
.brand-row{display:flex;align-items:center;gap:22px;height:70px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18.5px;color:var(--ink);letter-spacing:-.3px;flex:0 0 auto}
.logo:hover{color:var(--ink)}
.logo-mark{width:38px;height:38px;border-radius:13px;background:var(--brand-grad);display:grid;place-items:center;color:#fff;font-size:19px;box-shadow:0 8px 18px rgba(122,59,255,.35);flex:0 0 auto}
.search{position:relative;flex:1 1 auto;max-width:380px}
.search i{position:absolute;left:15px;top:50%;transform:translateY(-50%);color:var(--muted);font-size:15px;pointer-events:none}
.search input{
  width:100%;height:44px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:#fff;
  padding:0 18px 0 42px;font-size:14.5px;color:var(--ink);
  transition:var(--t);
}
.search input::placeholder{color:#A79FB6}
.search input:focus{outline:none;border-color:var(--violet);box-shadow:0 0 0 3px rgba(122,59,255,.2)}
.brand-actions{display:flex;align-items:center;gap:20px;margin-left:auto}
.ghost-link{font-size:14.5px;font-weight:600;color:var(--ink-2)}
.ghost-link:hover{color:var(--violet)}
.menu-btn{display:none;width:42px;height:42px;border-radius:14px;border:1px solid var(--line);background:#fff;color:var(--ink);font-size:20px;place-items:center;transition:var(--t)}
.menu-btn:hover{border-color:var(--violet);color:var(--violet)}

.btn-brand{
  display:inline-flex;align-items:center;gap:8px;
  padding:12px 26px;border-radius:var(--r-pill);
  background:var(--brand-grad);color:#fff;font-weight:600;font-size:15px;
  border:none;box-shadow:0 10px 24px rgba(122,59,255,.3);
  transition:var(--t);cursor:pointer;
}
.btn-brand:hover{color:#fff;transform:translateY(-1px);box-shadow:0 16px 32px rgba(122,59,255,.42)}
.btn-brand:active{transform:translateY(0)}
.btn-brand.small{padding:9px 20px;font-size:14px}
.btn-ghost{
  display:inline-flex;align-items:center;gap:8px;
  padding:12px 26px;border-radius:var(--r-pill);
  border:1.5px solid var(--ink);background:transparent;color:var(--ink);
  font-weight:600;font-size:15px;transition:var(--t);cursor:pointer;
}
.btn-ghost:hover{background:var(--ink);color:#fff;transform:translateY(-1px)}
.btn-lime{
  display:inline-flex;align-items:center;gap:8px;
  padding:12px 26px;border-radius:var(--r-pill);
  background:var(--lime);color:var(--ink);font-weight:700;font-size:15px;
  border:none;transition:var(--t);cursor:pointer;
}
.btn-lime:hover{background:#e2ff7a;color:var(--ink);transform:translateY(-1px)}
.btn-line-light{
  display:inline-flex;align-items:center;gap:8px;
  padding:12px 26px;border-radius:var(--r-pill);
  border:1.5px solid rgba(255,255,255,.6);background:transparent;color:#fff;
  font-weight:600;font-size:15px;transition:var(--t);cursor:pointer;
}
.btn-line-light:hover{background:rgba(255,255,255,.14);color:#fff;border-color:#fff}

.channel-bar{border-top:1px solid var(--line)}
.channel-inner{display:flex;gap:10px;overflow-x:auto;padding:10px 20px;scrollbar-width:none}
.channel-inner::-webkit-scrollbar{display:none}
.channel-pill{
  flex:0 0 auto;padding:8px 20px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:var(--card);
  font-size:14.5px;font-weight:600;color:var(--ink-2);
  white-space:nowrap;transition:var(--t);
}
.channel-pill:hover{border-color:var(--violet);color:var(--violet);transform:translateY(-1px)}
.channel-pill.is-active{background:var(--brand-grad);color:#fff;border-color:transparent;box-shadow:0 10px 22px rgba(122,59,255,.28)}
.channel-pill.is-active:hover{color:#fff}
.mobile-panel{
  display:none;border-top:1px solid var(--line);background:var(--card);
  padding:16px 20px 22px;
}
.mobile-panel.open{display:block}
.mobile-panel a{display:block;padding:13px 4px;font-size:15.5px;font-weight:600;color:var(--ink-2);border-bottom:1px solid var(--line)}
.mobile-panel a:last-child{border-bottom:none}
.mobile-panel a.is-active{color:var(--violet)}

/* ---------- hero ---------- */
.hero{
  position:relative;overflow:hidden;
  padding:76px 0 90px;
  background:
    radial-gradient(900px 420px at 88% 8%, rgba(255,92,122,.16), transparent 62%),
    radial-gradient(780px 420px at 12% 0%, rgba(122,59,255,.20), transparent 60%),
    var(--paper);
}
.hero::after{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center right;
  opacity:.09;pointer-events:none;
}
.hero .shell{position:relative;z-index:2}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 16px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--line);
  font-size:13px;font-weight:700;color:var(--violet);letter-spacing:.02em;
  box-shadow:var(--sh1);margin-bottom:20px;
}
.hero-eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--coral);box-shadow:0 0 0 4px rgba(255,92,122,.18)}
.hero h1{margin-bottom:18px}
.hero h1 .accent{
  background:var(--brand-grad);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;
}
.hero-sub{font-size:17px;color:var(--ink-2);max-width:520px;margin-bottom:30px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px}
.hero-stats{display:flex;flex-wrap:wrap;gap:12px}
.stat{
  display:flex;align-items:center;gap:10px;
  padding:9px 18px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--line);box-shadow:var(--sh1);
}
.stat-num{font-family:ui-monospace,"JetBrains Mono",Menlo,monospace;font-weight:700;font-size:14px;color:var(--ink)}
.stat-label{font-size:13px;color:var(--muted);letter-spacing:.02em}

.phone-stack{position:relative;display:flex;align-items:center;justify-content:center;height:470px}
.phone-card{
  position:relative;border-radius:var(--r-xl);overflow:hidden;
  background:#1b1626;box-shadow:var(--sh3);
}
.phone-card img{width:100%;height:100%;object-fit:cover}
.phone-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(23,19,31,0) 38%,rgba(23,19,31,.76) 100%)}
.phone-card--main{width:240px;aspect-ratio:9/16;z-index:3}
.phone-card--side{position:absolute;width:184px;aspect-ratio:9/16;z-index:2;opacity:.96}
.phone-card--a{transform:translate(-186px,26px) rotate(-6deg)}
.phone-card--b{transform:translate(186px,26px) rotate(6deg)}
.play-dot{
  position:absolute;left:50%;top:48%;transform:translate(-50%,-50%);
  width:56px;height:56px;border-radius:50%;
  background:rgba(255,255,255,.24);border:1.5px solid rgba(255,255,255,.7);
  display:grid;place-items:center;color:#fff;font-size:22px;z-index:4;
  backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);
}
.phone-meta{position:absolute;left:16px;right:16px;bottom:16px;z-index:4;color:#fff}
.phone-meta h3{color:#fff;font-size:15px;margin-bottom:8px;line-height:1.45}
.phone-tags{display:flex;gap:8px;flex-wrap:wrap}
.badge-lime{
  display:inline-flex;align-items:center;gap:5px;
  padding:4px 11px;border-radius:var(--r-pill);
  background:var(--lime);color:var(--ink);
  font-size:12px;font-weight:700;letter-spacing:.02em;
  font-family:ui-monospace,"JetBrains Mono",Menlo,monospace;
}
.badge-grad{
  display:inline-flex;align-items:center;gap:5px;
  padding:4px 11px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.55);
  color:#fff;font-size:12px;font-weight:700;letter-spacing:.02em;
  font-family:ui-monospace,"JetBrains Mono",Menlo,monospace;
}
.badge-outline{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:var(--r-pill);
  border:1px solid rgba(122,59,255,.42);color:var(--violet);
  font-size:12px;font-weight:700;background:rgba(122,59,255,.06);
}

/* ---------- 频道矩阵 ---------- */
.topic-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.topic-card{
  background:var(--card);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh1);transition:var(--t);
  display:flex;flex-direction:column;
}
.topic-card:hover{transform:translateY(-4px);box-shadow:var(--sh2)}
.topic-thumb{aspect-ratio:16/9;overflow:hidden;background:var(--surface-2)}
.topic-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s cubic-bezier(.2,.7,.3,1)}
.topic-card:hover .topic-thumb img{transform:scale(1.05)}
.topic-body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto}
.topic-body h3{font-size:17.5px}
.topic-body p{font-size:14.5px;color:var(--muted);line-height:1.7}
.topic-foot{margin-top:auto;padding-top:14px;display:flex;align-items:center;gap:8px;font-size:13.5px;font-weight:600;color:var(--violet)}

/* ---------- 片段横滑 ---------- */
.clip-rail{
  display:flex;gap:20px;overflow-x:auto;
  scroll-snap-type:x mandatory;
  padding:6px 4px 26px;margin:0 -4px;
  scrollbar-width:thin;
}
.clip-rail::-webkit-scrollbar{height:6px}
.clip-rail::-webkit-scrollbar-thumb{background:var(--line);border-radius:999px}
.clip-card{
  flex:0 0 232px;scroll-snap-align:start;
  background:var(--card);border-radius:var(--r-sm);
  overflow:hidden;box-shadow:var(--sh1);transition:var(--t);
}
.clip-card:hover{transform:translateY(-4px);box-shadow:var(--sh3)}
.clip-thumb{position:relative;aspect-ratio:9/16;overflow:hidden;background:#1b1626}
.clip-thumb img{width:100%;height:100%;object-fit:cover}
.clip-thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(23,19,31,0) 45%,rgba(23,19,31,.7) 100%)}
.clip-time{position:absolute;left:12px;bottom:12px;z-index:3}
.clip-hot{position:absolute;right:12px;top:12px;z-index:3}
.clip-body{padding:16px 16px 18px}
.clip-body h3{
  font-size:15px;line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  margin-bottom:8px;
}
.clip-body span{font-size:13px;color:var(--muted)}

/* ---------- 清单行卡 ---------- */
.pick-list{display:flex;flex-direction:column;gap:14px}
.list-row{
  position:relative;display:flex;align-items:center;gap:18px;
  min-height:80px;padding:14px 22px 14px 18px;
  background:var(--card);border-radius:var(--r-sm);
  box-shadow:var(--sh1);transition:var(--t);overflow:hidden;
}
.list-row::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:4px;
  background:var(--brand-grad);opacity:0;transition:var(--t);
}
.list-row:hover{background:var(--surface-2);transform:translateX(2px);box-shadow:var(--sh1)}
.list-row:hover::before{opacity:1}
.list-thumb{width:56px;height:56px;border-radius:14px;object-fit:cover;flex:0 0 auto}
.list-main{flex:1 1 auto;min-width:0}
.list-main h3{font-size:16.5px;margin-bottom:4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.list-main p{font-size:14px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.list-side{display:flex;align-items:center;gap:10px;flex:0 0 auto}

/* ---------- 最新信息 ---------- */
.news-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.news-card{
  display:flex;flex-direction:column;gap:12px;
  background:var(--card);border-radius:var(--r-lg);
  padding:24px 26px 22px;box-shadow:var(--sh1);
  transition:var(--t);color:var(--ink-2);
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh3);color:var(--ink-2)}
.news-card-head{display:flex;align-items:center;justify-content:space-between;gap:12px}
.tag-line{
  display:inline-flex;align-items:center;
  padding:3px 12px;border-radius:var(--r-pill);
  background:var(--surface-2);color:var(--violet);
  font-size:12.5px;font-weight:700;
}
.news-date{font-size:13px;color:var(--muted);font-family:ui-monospace,"JetBrains Mono",Menlo,monospace}
.news-title{
  font-size:19px;line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-desc{
  font-size:14.5px;color:var(--muted);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.news-more{
  margin-top:auto;padding-top:12px;
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--violet);
}
.news-empty{
  grid-column:1 / -1;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;
  min-height:220px;max-height:280px;
  background:var(--card);border-radius:var(--r-lg);box-shadow:var(--sh1);
  border:1px dashed var(--line);
}
.news-empty i{font-size:34px;color:var(--violet)}
.news-empty p{color:var(--muted);font-size:15px}

/* ---------- 口碑 ---------- */
.voice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.voice-card{
  background:var(--card);border-radius:20px;padding:26px 26px 24px;
  display:flex;flex-direction:column;gap:14px;
}
.voice-top{display:flex;align-items:center;gap:12px}
.avatar{
  width:44px;height:44px;border-radius:50%;flex:0 0 auto;
  background:var(--brand-grad);color:#fff;
  display:grid;place-items:center;font-weight:700;font-size:16px;
}
.voice-name{font-weight:700;color:var(--ink);font-size:15px}
.stars{color:var(--coral);font-size:13px;letter-spacing:2px}
.voice-card p{font-size:15px;color:var(--ink-2);line-height:1.8}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;margin:0 auto}
.faq .accordion-item{
  border:1px solid var(--line);border-radius:18px !important;
  background:var(--card);margin-bottom:14px;overflow:hidden;
}
.faq .accordion-button{
  background:var(--card);color:var(--ink);
  font-size:16.5px;font-weight:700;
  padding:20px 24px;box-shadow:none;border-radius:18px !important;
}
.faq .accordion-button:not(.collapsed){color:var(--violet);background:var(--card)}
.faq .accordion-button:focus{box-shadow:none;border-color:transparent}
.faq .accordion-button::after{
  background-image:none !important;
  content:"+";
  font-size:24px;font-weight:400;line-height:1;
  width:26px;height:26px;display:grid;place-items:center;
  color:var(--violet);transition:transform .25s cubic-bezier(.2,.7,.3,1);
}
.faq .accordion-button:not(.collapsed)::after{transform:rotate(45deg)}
.faq .accordion-body{padding:0 24px 24px;font-size:15.5px;color:var(--ink-2);line-height:1.85}

/* ---------- CTA ---------- */
.cta-dark{
  position:relative;overflow:hidden;
  background:var(--dark-grad);border-radius:var(--r-dark);
  padding:56px 56px;color:#fff;
  display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap;
}
.cta-dark::after{
  content:"";position:absolute;right:-90px;top:-90px;width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,rgba(122,59,255,.55),transparent 68%);
}
.cta-copy{position:relative;z-index:2;max-width:620px}
.cta-copy h2{color:#fff;margin-bottom:12px}
.cta-copy p{color:rgba(255,255,255,.74);font-size:15.5px}
.cta-actions{position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:14px}

/* ---------- footer ---------- */
.site-footer{
  margin-top:96px;
  background:linear-gradient(120deg,#17131F 0%,#241A38 100%);
  color:rgba(255,255,255,.72);padding:68px 0 0;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:17.5px;margin-bottom:16px}
.footer-brand .logo-mark{box-shadow:none}
.site-footer p{font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.7)}
.footer-col h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px}
.footer-col ul{display:flex;flex-direction:column;gap:11px}
.footer-col a{color:rgba(255,255,255,.7);font-size:14.5px}
.footer-col a:hover{color:var(--lime)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:22px 0;display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
  font-size:13.5px;color:rgba(255,255,255,.55);
}
.socials{display:flex;gap:12px}
.socials a{
  width:36px;height:36px;border-radius:50%;
  border:1px solid rgba(255,255,255,.22);display:grid;place-items:center;
  color:rgba(255,255,255,.78);transition:var(--t);
}
.socials a:hover{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.5)}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .topic-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:991px){
  .section{padding:72px 0}
  .section--tight{padding:56px 0}
  .brand-actions{display:none}
  .menu-btn{display:grid}
  .search{max-width:none}
  .hero{padding:56px 0 64px}
  .hero-sub{font-size:16px}
  .phone-stack{
    height:auto;justify-content:flex-start;
    overflow-x:auto;gap:16px;padding:6px 4px 22px;
    scroll-snap-type:x mandatory;scrollbar-width:none;
  }
  .phone-stack::-webkit-scrollbar{display:none}
  .phone-card--main{width:220px;flex:0 0 auto}
  .phone-card--side{position:static;width:190px;flex:0 0 auto;transform:none;opacity:1}
  .news-grid{grid-template-columns:1fr}
  .voice-grid{grid-template-columns:1fr}
  .cta-dark{padding:42px 32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:767px){
  body{font-size:16px}
  .brand-row{height:64px;gap:14px}
  .logo{font-size:16.5px}
  .logo-mark{width:34px;height:34px;border-radius:12px;font-size:17px}
  .topic-grid{grid-template-columns:1fr}
  .clip-card{flex:0 0 200px}
  .list-row{padding:14px 16px;gap:14px}
  .list-side .badge-outline{display:none}
  .section-head{margin-bottom:26px}
  .cta-dark{padding:36px 24px;border-radius:24px}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:520px){
  .hero-stats{gap:10px}
  .stat{padding:8px 14px}
  .hero-cta .btn-brand,.hero-cta .btn-ghost{width:100%;justify-content:center}
  .clip-card{flex:0 0 176px}
  .news-card{padding:20px 18px}
}

/* roulang page: article */
:root{
  --violet:#7A3BFF;
  --coral:#FF5C7A;
  --lime:#D6FF4B;
  --ink:#17131F;
  --ink-2:#3A3346;
  --ink-3:#7A7288;
  --paper:#F7F5FB;
  --card:#FFFFFF;
  --surface:#F1ECFA;
  --line:#E6E1F0;
  --brand-grad:linear-gradient(120deg,#7A3BFF 0%,#B23BFF 46%,#FF5C7A 100%);
  --dark-grad:linear-gradient(150deg,#17131F 0%,#241A38 100%);
  --r-lg:24px;
  --r-portrait:28px;
  --r-sm:18px;
  --r-input:14px;
  --r-block:32px;
  --sh-1:0 2px 8px rgba(23,19,31,.06);
  --sh-2:0 12px 28px rgba(23,19,31,.08);
  --sh-3:0 24px 56px rgba(122,59,255,.18);
  --ease:.25s cubic-bezier(.2,.7,.3,1);
  --font:system-ui,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  --mono:ui-monospace,"JetBrains Mono",Menlo,monospace;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;padding:0;background:var(--paper);color:var(--ink-2);
  font-family:var(--font);font-size:16.5px;line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--violet);text-decoration:none;transition:color var(--ease),box-shadow var(--ease),background var(--ease),transform var(--ease);}
a:hover{color:#5A22D6;}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;line-height:1.3;}
p{margin:0 0 16px;}
ul,ol{margin:0 0 16px;padding-left:20px;}
button{font-family:inherit;cursor:pointer;}
:focus-visible{outline:2px solid var(--violet);outline-offset:2px;border-radius:4px;}
.shell{width:100%;max-width:1280px;margin:0 auto;padding:0 20px;}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:1000;background:rgba(247,245,251,.96);
  border-bottom:1px solid var(--line);
  transition:background var(--ease),box-shadow var(--ease);
}
.site-header.is-stuck{background:rgba(247,245,251,.86);backdrop-filter:blur(12px);box-shadow:var(--sh-1);}
.brand-row{display:flex;align-items:center;gap:20px;padding-top:14px;padding-bottom:14px;}
.logo{display:inline-flex;align-items:center;gap:10px;font-size:20px;font-weight:800;color:var(--ink);letter-spacing:.01em;}
.logo:hover{color:var(--ink);}
.logo-mark{
  width:34px;height:34px;border-radius:999px;display:inline-flex;align-items:center;justify-content:center;
  background:var(--brand-grad);color:#fff;font-size:16px;box-shadow:var(--sh-1);flex:0 0 auto;
}
.search{
  flex:1 1 auto;max-width:420px;display:flex;align-items:center;gap:8px;
  background:#fff;border:1px solid var(--line);border-radius:999px;
  padding:9px 16px;transition:border-color var(--ease),box-shadow var(--ease);
}
.search i{color:var(--ink-3);font-size:15px;}
.search input{border:0;outline:0;background:transparent;flex:1;font-size:14.5px;color:var(--ink);min-width:0;}
.search input::placeholder{color:var(--ink-3);}
.search:focus-within{border-color:var(--violet);box-shadow:0 0 0 3px rgba(122,59,255,.2);}
.brand-actions{display:flex;align-items:center;gap:18px;margin-left:auto;}
.ghost-link{color:var(--ink-2);font-size:14.5px;font-weight:600;}
.ghost-link:hover{color:var(--violet);text-decoration:underline;text-underline-offset:4px;}
.btn-brand{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--brand-grad);color:#fff;font-weight:700;border:0;
  border-radius:999px;padding:12px 24px;font-size:15px;
  box-shadow:0 8px 20px rgba(122,59,255,.28);
  transition:transform var(--ease),box-shadow var(--ease),filter var(--ease);
}
.btn-brand:hover{color:#fff;transform:translateY(-1px);box-shadow:0 14px 30px rgba(122,59,255,.36);filter:saturate(1.08);}
.btn-brand.small{padding:9px 20px;font-size:14px;}
.btn-ghost-ink{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:1.5px solid var(--ink);color:var(--ink);background:transparent;
  border-radius:999px;padding:11px 24px;font-weight:700;font-size:15px;
}
.btn-ghost-ink:hover{background:var(--ink);color:#fff;transform:translateY(-1px);}
.btn-lime{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--lime);color:var(--ink);border:0;border-radius:999px;
  padding:12px 26px;font-weight:800;font-size:15px;
}
.btn-lime:hover{color:var(--ink);transform:translateY(-1px);box-shadow:0 12px 26px rgba(214,255,75,.35);}
.btn-line-white{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:1.5px solid rgba(255,255,255,.6);color:#fff;background:transparent;
  border-radius:999px;padding:11px 24px;font-weight:700;font-size:15px;
}
.btn-line-white:hover{background:#fff;color:var(--ink);transform:translateY(-1px);}
.menu-btn{
  display:none;width:42px;height:42px;border-radius:14px;border:1px solid var(--line);
  background:#fff;color:var(--ink);font-size:20px;align-items:center;justify-content:center;
}
.channel-bar{border-top:1px solid var(--line);}
.channel-inner{display:flex;gap:10px;overflow-x:auto;padding-top:12px;padding-bottom:12px;scrollbar-width:none;}
.channel-inner::-webkit-scrollbar{display:none;}
.channel-pill{
  flex:0 0 auto;padding:8px 18px;border-radius:999px;font-size:14.5px;font-weight:600;
  border:1px solid var(--line);background:#fff;color:var(--ink-2);white-space:nowrap;
}
.channel-pill:hover{border-color:var(--violet);color:var(--violet);}
.channel-pill.is-active{background:var(--brand-grad);border-color:transparent;color:#fff;box-shadow:0 8px 18px rgba(122,59,255,.24);}
.channel-pill.is-active:hover{color:#fff;}
.mobile-panel{display:none;}
.mobile-panel a{display:block;padding:13px 20px;border-bottom:1px solid var(--line);color:var(--ink-2);font-weight:600;font-size:15px;}
.mobile-panel a.is-active{color:var(--violet);background:var(--surface);}

/* ---------- Article head ---------- */
.crumb-bar{padding:22px 0 0;}
.crumb{display:flex;align-items:center;gap:10px;font-size:13.5px;color:var(--ink-3);flex-wrap:wrap;}
.crumb a{color:var(--ink-3);font-weight:600;}
.crumb a:hover{color:var(--violet);}
.crumb .sep{color:#C6BED8;}
.crumb-current{color:var(--ink-2);max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.article-head{padding:22px 0 34px;border-bottom:1px solid var(--line);}
.article-head .shell{max-width:880px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:6px;background:rgba(122,59,255,.1);
  color:var(--violet);border-radius:999px;padding:5px 14px;font-size:12.5px;font-weight:700;letter-spacing:.02em;
}
.article-title{font-size:44px;font-weight:800;line-height:1.24;margin:16px 0 14px;letter-spacing:-.01em;}
.article-meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap;font-size:13px;color:var(--ink-3);}
.meta-chip{
  display:inline-flex;align-items:center;gap:6px;background:#fff;border:1px solid var(--line);
  border-radius:999px;padding:5px 13px;font-size:12.5px;font-weight:600;color:var(--ink-2);
}
.meta-chip .num{font-family:var(--mono);font-weight:700;font-size:12px;color:var(--violet);}
.meta-chip.lime{background:var(--lime);border-color:transparent;color:var(--ink);font-weight:800;}

/* ---------- Article body ---------- */
.read-wrap{padding:44px 0 8px;}
.reader{max-width:820px;margin:0 auto;background:#fff;border-radius:var(--r-lg);box-shadow:var(--sh-2);padding:44px 48px 52px;}
.reader::after{content:"";display:block;clear:both;}
.reader h2{
  position:relative;font-size:30px;font-weight:700;margin:40px 0 16px;padding-left:16px;
}
.reader h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:4px;background:var(--brand-grad);
}
.reader h3{font-size:21px;font-weight:700;margin:30px 0 12px;}
.reader p{font-size:16.5px;line-height:1.95;margin:0 0 20px;color:var(--ink-2);}
.reader ul,.reader ol{line-height:1.95;margin:0 0 20px;padding-left:24px;color:var(--ink-2);}
.reader li{margin-bottom:8px;}
.reader img{border-radius:16px;margin:24px auto;box-shadow:var(--sh-1);}
.reader figure{margin:26px 0;}
.reader figcaption{text-align:center;font-size:13px;color:var(--ink-3);margin-top:10px;letter-spacing:.02em;}
.reader blockquote{
  margin:26px 0;padding:18px 24px;border-left:4px solid var(--violet);
  background:var(--surface);border-radius:0 var(--r-sm) var(--r-sm) 0;color:var(--ink-2);
}
.reader blockquote p:last-child{margin-bottom:0;}
.reader a{font-weight:600;text-decoration:underline;text-underline-offset:3px;text-decoration-color:rgba(122,59,255,.35);}
.reader a:hover{text-decoration-color:var(--violet);}
.reader table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px;}
.reader th,.reader td{border:1px solid var(--line);padding:11px 14px;text-align:left;}
.reader th{background:var(--surface);color:var(--ink);font-weight:700;}
.reader code{font-family:var(--mono);background:var(--surface);padding:2px 7px;border-radius:8px;font-size:14px;color:#5A22D6;}
.reader hr{border:0;border-top:1px solid var(--line);margin:34px 0;}
.empty-state{padding:52px 20px;text-align:center;}
.empty-state i{font-size:38px;color:#C6BED8;}
.empty-state h2{font-size:22px;margin:16px 0 8px;}
.empty-state p{color:var(--ink-3);margin-bottom:22px;}

/* ---------- Tags & actions ---------- */
.article-foot{max-width:820px;margin:0 auto;padding:30px 0 0;display:flex;flex-wrap:wrap;gap:16px;align-items:center;justify-content:space-between;}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;}
.tag{
  display:inline-flex;align-items:center;gap:6px;background:#fff;border:1px solid var(--line);
  border-radius:999px;padding:7px 16px;font-size:13px;font-weight:600;color:var(--ink-2);
}
.tag:hover{border-color:var(--violet);color:var(--violet);transform:translateY(-1px);}
.tag.is-brand{background:rgba(122,59,255,.1);border-color:transparent;color:var(--violet);}
.action-row{display:flex;gap:12px;flex-wrap:wrap;}

/* ---------- Related ---------- */
.section{padding:80px 0;}
.section.tight{padding:64px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:30px;flex-wrap:wrap;}
.section-head h2{font-size:30px;}
.section-head p{margin:8px 0 0;color:var(--ink-3);font-size:14.5px;max-width:640px;}
.text-link{font-weight:700;font-size:14.5px;color:var(--violet);display:inline-flex;align-items:center;gap:6px;}
.text-link:hover{gap:10px;}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;}
.rel-card{
  background:var(--card);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);
  display:flex;flex-direction:column;transition:transform var(--ease),box-shadow var(--ease);
}
.rel-card:hover{transform:translateY(-4px);box-shadow:var(--sh-3);}
.rel-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--surface);}
.rel-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s cubic-bezier(.2,.7,.3,1);}
.rel-card:hover .rel-thumb img{transform:scale(1.05);}
.rel-badge{
  position:absolute;left:12px;bottom:12px;background:rgba(23,19,31,.78);color:#fff;
  border-radius:999px;padding:4px 11px;font-size:12px;font-weight:700;backdrop-filter:blur(4px);
}
.rel-body{padding:20px 22px 24px;}
.rel-body h3{font-size:18px;margin-bottom:10px;}
.rel-body p{font-size:14px;color:var(--ink-3);margin:0;line-height:1.75;}

/* ---------- Dark CTA ---------- */
.cta-block{
  background:var(--dark-grad);border-radius:var(--r-block);padding:52px 56px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
  position:relative;overflow:hidden;
}
.cta-block::before{
  content:"";position:absolute;right:-90px;top:-90px;width:300px;height:300px;border-radius:50%;
  background:var(--brand-grad);opacity:.32;filter:blur(60px);
}
.cta-copy{position:relative;z-index:1;max-width:620px;}
.cta-copy h2{color:#fff;font-size:28px;margin-bottom:12px;}
.cta-copy p{color:rgba(255,255,255,.72);margin:0;font-size:15px;}
.cta-actions{position:relative;z-index:1;display:flex;gap:14px;flex-wrap:wrap;}

/* ---------- Footer ---------- */
.site-footer{background:var(--dark-grad);color:#fff;padding:64px 0 28px;margin-top:20px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:34px;padding-bottom:38px;border-bottom:1px solid rgba(255,255,255,.12);}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:800;color:#fff;margin-bottom:14px;}
.site-footer p{color:rgba(255,255,255,.7);font-size:14px;line-height:1.85;max-width:380px;margin:0;}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px;font-weight:700;}
.footer-col ul{list-style:none;padding:0;margin:0;}
.footer-col li{margin-bottom:11px;}
.footer-col a{color:rgba(255,255,255,.7);font-size:14px;}
.footer-col a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px;}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:18px;padding-top:24px;flex-wrap:wrap;}
.footer-bottom span{color:rgba(255,255,255,.6);font-size:13px;}
.socials{display:flex;gap:12px;}
.socials a{
  width:38px;height:38px;border-radius:999px;display:inline-flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.1);color:#fff;font-size:16px;
}
.socials a:hover{background:var(--brand-grad);color:#fff;transform:translateY(-2px);}

@media (max-width:1200px){
  .shell{max-width:1280px;}
}
@media (max-width:991px){
  .brand-actions{display:none;}
  .menu-btn{display:inline-flex;margin-left:auto;}
  .mobile-panel.is-open{display:block;background:#fff;border-top:1px solid var(--line);}
  .article-title{font-size:34px;}
  .reader{padding:32px 26px 40px;border-radius:var(--r-sm);}
  .reader h2{font-size:24px;}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .cta-block{padding:40px 32px;}
}
@media (max-width:767px){
  body{font-size:15.5px;}
  .section{padding:56px 0;}
  .article-title{font-size:28px;}
  .section-head h2{font-size:22px;}
  .related-grid{grid-template-columns:1fr;}
  .cta-block{padding:32px 24px;border-radius:24px;}
  .cta-copy h2{font-size:22px;}
  .cta-actions{width:100%;}
  .cta-actions a{flex:1 1 auto;}
  .footer-grid{grid-template-columns:1fr;}
}
@media (max-width:575px){
  .shell{padding:0 20px;}
  .logo{font-size:17px;}
  .search{display:none;}
  .reader{padding:26px 20px 32px;}
  .article-foot{flex-direction:column;align-items:flex-start;}
}

/* roulang page: category1 */
:root{
  --violet:#7A3BFF;
  --violet-deep:#6A2BE8;
  --coral:#FF5C7A;
  --lime:#D6FF4B;
  --ink:#17131F;
  --body:#3A3346;
  --muted:#7A7288;
  --bg:#F7F5FB;
  --card:#FFFFFF;
  --surface-2:#F1ECFA;
  --line:#E6E1F0;
  --brand-grad:linear-gradient(120deg,#7A3BFF 0%,#B23BFF 46%,#FF5C7A 100%);
  --dark-grad:linear-gradient(135deg,#17131F 0%,#241A38 100%);
  --r-lg:24px;
  --r-xl:28px;
  --r-sm:18px;
  --r-input:14px;
  --r-pill:999px;
  --r-img:20px;
  --r-dark:32px;
  --sh-1:0 2px 8px rgba(23,19,31,.06);
  --sh-2:0 12px 28px rgba(23,19,31,.08);
  --sh-3:0 24px 56px rgba(122,59,255,.18);
  --ease:.25s cubic-bezier(.2,.7,.3,1);
  --shell:1280px;
  --mono:ui-monospace,"JetBrains Mono",Menlo,monospace;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:system-ui,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16.5px;
  line-height:1.8;
  color:var(--body);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;line-height:1.3}
h1{font-size:46px;font-weight:800;line-height:1.24;letter-spacing:-.01em}
h2{font-size:30px}
h3{font-size:21px}
p{margin:0}
a{color:inherit;text-decoration:none;transition:color var(--ease),background var(--ease),border-color var(--ease)}
img{max-width:100%;display:block}
button,input{font-family:inherit;font-size:inherit}
button{cursor:pointer}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--violet);outline-offset:2px;border-radius:8px}
::selection{background:rgba(122,59,255,.22)}
.shell{width:100%;max-width:var(--shell);margin:0 auto;padding:0 24px}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(247,245,251,.94);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
  transition:box-shadow var(--ease),background var(--ease);
}
.site-header.is-scrolled{
  background:rgba(247,245,251,.86);
  box-shadow:var(--sh-1);
}
.brand-row{display:flex;align-items:center;gap:22px;padding:14px 0}
.logo{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:800;color:var(--ink);white-space:nowrap}
.logo-mark{
  width:38px;height:38px;border-radius:13px;flex:0 0 38px;
  background:var(--brand-grad);
  display:grid;place-items:center;color:#fff;font-size:18px;
  box-shadow:0 8px 20px rgba(122,59,255,.34);
}
.search{
  flex:1 1 auto;max-width:400px;display:flex;align-items:center;gap:10px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-pill);
  padding:9px 16px;transition:border-color var(--ease),box-shadow var(--ease);
}
.search i{color:var(--muted);font-size:15px}
.search input{border:0;outline:0;background:transparent;width:100%;color:var(--ink);font-size:14.5px}
.search input::placeholder{color:var(--muted)}
.search:focus-within{border-color:var(--violet);box-shadow:0 0 0 4px rgba(122,59,255,.18)}
.brand-actions{display:flex;align-items:center;gap:6px;margin-left:auto}
.ghost-link{font-size:14px;color:var(--body);padding:8px 12px;border-radius:var(--r-pill)}
.ghost-link:hover{color:var(--violet);background:var(--surface-2)}
.btn-brand{
  display:inline-flex;align-items:center;gap:8px;
  padding:12px 24px;border:0;border-radius:var(--r-pill);
  background:var(--brand-grad);color:#fff;font-weight:700;font-size:15px;
  box-shadow:0 10px 24px rgba(122,59,255,.28);
  transition:transform var(--ease),box-shadow var(--ease),filter var(--ease);
}
.btn-brand:hover{transform:translateY(-1px);box-shadow:0 14px 30px rgba(122,59,255,.36);filter:saturate(1.08)}
.btn-brand.small{padding:10px 20px;font-size:14px}
.btn-outline-ink{
  display:inline-flex;align-items:center;gap:8px;
  padding:12px 24px;border:1.5px solid var(--ink);border-radius:var(--r-pill);
  background:transparent;color:var(--ink);font-weight:700;font-size:15px;
  transition:transform var(--ease),background var(--ease),color var(--ease),border-color var(--ease);
}
.btn-outline-ink:hover{transform:translateY(-1px);background:var(--ink);color:#fff}
.menu-btn{
  display:none;width:44px;height:44px;flex:0 0 44px;
  border:1px solid var(--line);border-radius:var(--r-input);
  background:#fff;color:var(--ink);font-size:20px;
  place-items:center;transition:border-color var(--ease),color var(--ease);
}
.menu-btn:hover{border-color:rgba(122,59,255,.5);color:var(--violet)}

.channel-bar{border-top:1px solid var(--line)}
.channel-inner{display:flex;align-items:center;gap:10px;padding:10px 0;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none}
.channel-inner::-webkit-scrollbar{display:none}
.channel-pill{
  padding:7px 18px;border-radius:var(--r-pill);white-space:nowrap;
  font-size:14px;color:var(--body);background:#fff;border:1px solid var(--line);
  transition:all var(--ease);
}
.channel-pill:hover{color:var(--violet);border-color:rgba(122,59,255,.42);transform:translateY(-1px)}
.channel-pill.is-active{background:var(--brand-grad);color:#fff;border-color:transparent;font-weight:600;box-shadow:0 8px 18px rgba(122,59,255,.26)}

.mobile-panel{display:none;flex-direction:column;gap:4px;padding:12px 24px 20px;border-top:1px solid var(--line);background:#fff}
.mobile-panel.is-open{display:flex}
.mobile-panel a{padding:13px 16px;border-radius:var(--r-input);font-size:15px;color:var(--body)}
.mobile-panel a:hover{background:var(--surface-2)}
.mobile-panel a.is-active{background:var(--surface-2);color:var(--violet);font-weight:700}

/* ============ 分类 Banner ============ */
.page-hero{
  position:relative;overflow:hidden;
  border-radius:0 0 var(--r-dark) var(--r-dark);
  padding:66px 0 58px;
  background-image:linear-gradient(120deg,rgba(23,19,31,.82) 0%,rgba(122,59,255,.68) 52%,rgba(255,92,122,.6) 100%),url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
}
.page-hero::after{
  content:"";position:absolute;right:-120px;top:-140px;width:420px;height:420px;
  border-radius:50%;background:rgba(214,255,75,.18);filter:blur(70px);pointer-events:none;
}
.crumb{display:flex;align-items:center;gap:8px;font-size:13.5px;color:rgba(255,255,255,.78);margin-bottom:20px;position:relative;z-index:1}
.crumb a{color:rgba(255,255,255,.9)}
.crumb a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px}
.crumb span.sep{opacity:.6}
.page-hero h1{color:#fff;position:relative;z-index:1;max-width:820px}
.page-hero .hero-sub{
  color:rgba(255,255,255,.9);max-width:720px;margin-top:18px;
  font-size:16.5px;line-height:1.85;position:relative;z-index:1;
}
.anchor-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px;position:relative;z-index:1}
.anchor-pill{
  padding:9px 20px;border-radius:var(--r-pill);font-size:14px;
  color:#fff;border:1px solid rgba(255,255,255,.45);background:rgba(255,255,255,.1);
  transition:all var(--ease);
}
.anchor-pill:hover{background:#fff;color:var(--violet);border-color:#fff;transform:translateY(-1px)}

/* ============ 板块通用 ============ */
.section{padding:88px 0}
.section.tight{padding:64px 0}
.section-alt{background:var(--surface-2)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;flex-wrap:wrap}
.section-head p{color:var(--muted);max-width:620px;margin-top:10px;font-size:15.5px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--mono);font-size:12.5px;font-weight:700;letter-spacing:.08em;
  color:var(--violet);background:rgba(122,59,255,.1);
  padding:5px 14px;border-radius:var(--r-pill);margin-bottom:14px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--coral)}

/* ============ 数据徽章栏 ============ */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.stat-item{
  background:var(--card);border-radius:var(--r-lg);padding:26px 24px;
  box-shadow:var(--sh-1);position:relative;overflow:hidden;
  transition:transform var(--ease),box-shadow var(--ease);
}
.stat-item:hover{transform:translateY(-4px);box-shadow:var(--sh-3)}
.stat-item::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--brand-grad);opacity:.85}
.stat-label{font-family:var(--mono);font-size:12.5px;font-weight:700;letter-spacing:.06em;color:var(--violet);text-transform:uppercase}
.stat-text{margin-top:10px;font-size:15.5px;color:var(--ink);font-weight:600;line-height:1.7}
.stat-note{margin-top:6px;font-size:13px;color:var(--muted)}

/* ============ 榜单矩阵 ============ */
.matrix-lg-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.matrix-sm-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:24px}
.matrix-card{
  background:var(--card);border-radius:var(--r-lg);overflow:hidden;
  box-shadow:var(--sh-1);display:flex;flex-direction:column;
  transition:transform var(--ease),box-shadow var(--ease);
}
.matrix-card:hover{transform:translateY(-4px);box-shadow:var(--sh-3)}
.m-media{position:relative;overflow:hidden;background:var(--surface-2)}
.matrix-lg .m-media{aspect-ratio:16/9;border-radius:0}
.matrix-sm .m-media{aspect-ratio:4/3}
.m-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s cubic-bezier(.2,.7,.3,1)}
.matrix-card:hover .m-media img{transform:scale(1.05)}
.badge-hot{
  position:absolute;left:14px;top:14px;
  padding:4px 12px;border-radius:var(--r-pill);
  background:var(--lime);color:var(--ink);
  font-size:12.5px;font-weight:700;font-family:var(--mono);
}
.badge-rank{
  position:absolute;right:14px;top:14px;
  padding:4px 12px;border-radius:var(--r-pill);
  background:rgba(23,19,31,.72);color:#fff;
  font-size:12.5px;font-weight:700;font-family:var(--mono);
}
.m-body{padding:26px;display:flex;flex-direction:column;gap:12px;flex:1}
.matrix-sm .m-body{padding:20px}
.m-body h3{font-size:21px}
.matrix-sm .m-body h3{font-size:17px}
.m-body p{font-size:15px;color:var(--body);line-height:1.8}
.matrix-sm .m-body p{font-size:14px}
.tag{
  display:inline-flex;align-items:center;gap:6px;align-self:flex-start;
  padding:5px 13px;border-radius:var(--r-pill);font-size:12.5px;font-weight:700;
  background:rgba(122,59,255,.1);color:var(--violet);
}
.tag.coral{background:rgba(255,92,122,.12);color:#D93B5C}
.tag.ink{background:var(--surface-2);color:var(--ink)}
.m-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto;padding-top:8px}
.m-meta li{
  font-family:var(--mono);font-size:12px;font-weight:700;
  padding:4px 10px;border-radius:var(--r-pill);
  border:1px solid rgba(122,59,255,.28);color:var(--violet);
}

/* ============ 查看方式 ============ */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.step-card{
  background:var(--card);border-radius:var(--r-lg);padding:30px 26px;
  box-shadow:var(--sh-1);transition:transform var(--ease),box-shadow var(--ease);
}
.step-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.step-num{
  display:inline-grid;place-items:center;width:44px;height:44px;border-radius:14px;
  background:var(--brand-grad);color:#fff;font-family:var(--mono);font-weight:700;font-size:16px;
  box-shadow:0 10px 22px rgba(122,59,255,.28);margin-bottom:18px;
}
.step-card h3{font-size:19px;margin-bottom:10px}
.step-card p{font-size:15px;color:var(--body)}

/* ============ FAQ ============ */
.faq-wrap{max-width:900px;margin:0 auto}
.faq-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-sm);
  margin-bottom:14px;overflow:hidden;transition:box-shadow var(--ease),border-color var(--ease);
}
.faq-item:hover{box-shadow:var(--sh-1)}
.faq-item[open]{border-color:rgba(122,59,255,.38);box-shadow:var(--sh-2)}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 26px;font-size:17px;font-weight:700;color:var(--ink);transition:color var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";font-size:24px;line-height:1;color:var(--violet);font-weight:400;
  transition:transform var(--ease),color var(--ease);
}
.faq-item[open] summary{color:var(--violet)}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-answer{padding:0 26px 24px;font-size:15.5px;color:var(--body);line-height:1.9}

/* ============ 一键直达（深色 CTA） ============ */
.cta-section{padding:0 0 96px}
.cta-band{
  position:relative;overflow:hidden;
  border-radius:var(--r-dark);padding:54px 58px;
  background:var(--dark-grad);
  display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap;
  box-shadow:var(--sh-2);
}
.cta-band::before{
  content:"";position:absolute;right:-90px;bottom:-140px;width:380px;height:380px;border-radius:50%;
  background:radial-gradient(circle,rgba(178,59,255,.55),transparent 68%);pointer-events:none;
}
.cta-copy{position:relative;z-index:1;max-width:620px}
.cta-copy h2{color:#fff;font-size:28px}
.cta-copy p{color:rgba(255,255,255,.74);margin-top:12px;font-size:15.5px}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;position:relative;z-index:1}
.btn-lime{
  display:inline-flex;align-items:center;gap:8px;
  padding:13px 28px;border:0;border-radius:var(--r-pill);
  background:var(--lime);color:var(--ink);font-weight:700;font-size:15px;
  transition:transform var(--ease),box-shadow var(--ease);
}
.btn-lime:hover{transform:translateY(-1px);box-shadow:0 14px 30px rgba(214,255,75,.3)}
.btn-ghost-white{
  display:inline-flex;align-items:center;gap:8px;
  padding:13px 28px;border-radius:var(--r-pill);
  border:1.5px solid rgba(255,255,255,.55);color:#fff;font-weight:700;font-size:15px;
  transition:all var(--ease);
}
.btn-ghost-white:hover{background:#fff;color:var(--ink);border-color:#fff;transform:translateY(-1px)}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--dark-grad);color:#fff;padding:70px 0 28px;
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:800;color:#fff;margin-bottom:16px}
.footer-grid p{color:rgba(255,255,255,.7);font-size:14.5px;max-width:380px}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{color:rgba(255,255,255,.7);font-size:14.5px}
.footer-col a:hover{color:var(--lime)}
.footer-bottom{
  margin-top:52px;padding-top:24px;border-top:1px solid rgba(255,255,255,.14);
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
  color:rgba(255,255,255,.6);font-size:13.5px;
}
.socials{display:flex;gap:10px}
.socials a{
  width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
  background:rgba(255,255,255,.09);color:#fff;font-size:16px;
  transition:background var(--ease),transform var(--ease),color var(--ease);
}
.socials a:hover{background:var(--violet);transform:translateY(-2px)}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  h1{font-size:40px}
  .matrix-sm-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:991px){
  .search{display:none}
  .brand-actions{display:none}
  .menu-btn{display:grid}
  h1{font-size:32px}
  h2{font-size:24px}
  .section{padding:64px 0}
  .matrix-lg-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .cta-band{padding:40px 30px;border-radius:24px}
}
@media (max-width:575px){
  body{font-size:15.5px}
  .shell{padding:0 18px}
  h1{font-size:28px}
  h2{font-size:22px}
  .page-hero{padding:44px 0 40px;border-radius:0 0 24px 24px}
  .matrix-sm-grid{grid-template-columns:1fr}
  .stat-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .section{padding:52px 0}
  .m-body{padding:22px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}

/* roulang page: category2 */
:root{
  --brand:#7A3BFF;
  --brand-mid:#B23BFF;
  --coral:#FF5C7A;
  --lime:#D6FF4B;
  --ink:#17131F;
  --ink-soft:#3A3346;
  --muted:#7A7288;
  --paper:#F7F5FB;
  --card:#FFFFFF;
  --surface:#F1ECFA;
  --line:#E6E1F0;
  --grad:linear-gradient(120deg,#7A3BFF 0%,#B23BFF 46%,#FF5C7A 100%);
  --grad-dark:linear-gradient(140deg,#17131F 0%,#241A38 100%);
  --r-lg:24px;
  --r-v:28px;
  --r-sm:18px;
  --r-input:14px;
  --r-pill:999px;
  --r-img:20px;
  --r-dark:32px;
  --sh1:0 2px 8px rgba(23,19,31,.06);
  --sh2:0 12px 28px rgba(23,19,31,.08);
  --sh3:0 24px 56px rgba(122,59,255,.18);
  --ease:.25s cubic-bezier(.2,.7,.3,1);
  --font:system-ui,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  --mono:ui-monospace,"JetBrains Mono",Menlo,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  font-size:16.5px;
  line-height:1.8;
  color:var(--ink-soft);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:var(--brand);text-decoration:none;transition:color var(--ease)}
a:hover{color:var(--coral)}
h1,h2,h3,h4{color:var(--ink);margin:0;font-weight:700;line-height:1.3}
h1{font-size:clamp(28px,4vw,48px);font-weight:800;line-height:1.24;letter-spacing:-.01em}
h2{font-size:clamp(22px,2.6vw,30px)}
h3{font-size:clamp(18px,2vw,21px)}
p{margin:0}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}
::selection{background:rgba(122,59,255,.18)}

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

/* ============ HEADER ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
  transition:box-shadow var(--ease),background var(--ease);
}
.site-header.is-scrolled{background:rgba(247,245,251,.86);box-shadow:var(--sh1)}
.brand-row{display:flex;align-items:center;gap:20px;min-height:72px}
.logo{
  display:inline-flex;align-items:center;gap:10px;
  font-size:19px;font-weight:800;color:var(--ink);
  letter-spacing:-.01em;white-space:nowrap;
}
.logo:hover{color:var(--brand)}
.logo-mark{
  width:34px;height:34px;border-radius:11px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--grad);color:#fff;font-size:18px;
  box-shadow:0 6px 16px rgba(122,59,255,.32);
}
.search{
  flex:1 1 auto;max-width:420px;margin-left:8px;
  display:flex;align-items:center;gap:10px;
  background:var(--surface);
  border:1px solid transparent;
  border-radius:var(--r-pill);
  padding:0 18px;height:44px;
  transition:border-color var(--ease),box-shadow var(--ease),background var(--ease);
}
.search i{color:var(--muted);font-size:16px}
.search input{
  flex:1;border:0;background:transparent;outline:none;
  font-size:14.5px;color:var(--ink);height:100%;
}
.search input::placeholder{color:var(--muted)}
.search:focus-within{
  background:#fff;border-color:var(--brand);
  box-shadow:0 0 0 4px rgba(122,59,255,.18);
}
.brand-actions{display:flex;align-items:center;gap:6px;margin-left:auto}
.ghost-link{
  font-size:14.5px;color:var(--ink-soft);font-weight:600;
  padding:8px 12px;border-radius:var(--r-pill);
  transition:color var(--ease),background var(--ease);
}
.ghost-link:hover{color:var(--brand);background:var(--surface)}
.btn-brand{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 26px;border:0;border-radius:var(--r-pill);
  background:var(--grad);color:#fff;font-weight:700;font-size:15px;
  cursor:pointer;white-space:nowrap;
  transition:transform var(--ease),box-shadow var(--ease),filter var(--ease),color var(--ease);
}
.btn-brand:hover{color:#fff;transform:translateY(-1px);box-shadow:var(--sh3);filter:saturate(1.08)}
.btn-brand:active{transform:translateY(0)}
.btn-brand.small{padding:10px 20px;font-size:14px}
.btn-outline-ink{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 24px;border-radius:var(--r-pill);
  border:1.5px solid var(--ink);background:transparent;
  color:var(--ink);font-weight:700;font-size:15px;cursor:pointer;
  transition:background var(--ease),color var(--ease),transform var(--ease);
}
.btn-outline-ink:hover{background:var(--ink);color:#fff;transform:translateY(-1px)}
.btn-lime{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 26px;border:0;border-radius:var(--r-pill);
  background:var(--lime);color:var(--ink);font-weight:700;font-size:15px;
  cursor:pointer;transition:transform var(--ease),box-shadow var(--ease);
}
.btn-lime:hover{color:var(--ink);transform:translateY(-1px);box-shadow:0 12px 28px rgba(214,255,75,.28)}
.btn-ghost-light{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 24px;border-radius:var(--r-pill);
  border:1.5px solid rgba(255,255,255,.55);background:transparent;
  color:#fff;font-weight:700;font-size:15px;cursor:pointer;
  transition:background var(--ease),transform var(--ease),border-color var(--ease);
}
.btn-ghost-light:hover{background:rgba(255,255,255,.12);color:#fff;transform:translateY(-1px);border-color:#fff}
.menu-btn{
  display:none;margin-left:auto;
  width:44px;height:44px;border-radius:14px;
  border:1px solid var(--line);background:#fff;color:var(--ink);
  font-size:22px;line-height:1;align-items:center;justify-content:center;
  transition:border-color var(--ease),color var(--ease);
}
.menu-btn:hover{border-color:var(--brand);color:var(--brand)}

.channel-bar{border-top:1px solid var(--line);background:rgba(255,255,255,.6)}
.channel-inner{
  display:flex;gap:10px;align-items:center;
  padding-top:11px;padding-bottom:11px;
  overflow-x:auto;scrollbar-width:none;
}
.channel-inner::-webkit-scrollbar{display:none}
.channel-pill{
  flex:0 0 auto;
  padding:8px 18px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--line);
  color:var(--ink-soft);font-size:14.5px;font-weight:600;white-space:nowrap;
  transition:color var(--ease),border-color var(--ease),background var(--ease),transform var(--ease);
}
.channel-pill:hover{color:var(--brand);border-color:var(--brand);transform:translateY(-1px)}
.channel-pill.is-active{background:var(--grad);color:#fff;border-color:transparent;box-shadow:0 8px 20px rgba(122,59,255,.26)}
.channel-pill.is-active:hover{color:#fff}

.mobile-panel{
  display:none;flex-direction:column;gap:4px;
  padding:12px 24px 20px;border-top:1px solid var(--line);
  background:#fff;
}
.mobile-panel.is-open{display:flex}
.mobile-panel a{
  padding:12px 14px;border-radius:14px;
  color:var(--ink-soft);font-weight:600;font-size:15.5px;
}
.mobile-panel a:hover{background:var(--surface);color:var(--brand)}
.mobile-panel a.is-active{background:var(--grad);color:#fff}

/* ============ BANNER ============ */
.cat-banner{
  position:relative;
  padding:48px 0 40px;
  background:
    radial-gradient(900px 420px at 88% -10%,rgba(255,92,122,.20),transparent 62%),
    radial-gradient(760px 380px at 8% 0%,rgba(122,59,255,.16),transparent 60%),
    var(--paper);
  overflow:hidden;
}
.banner-grid{
  display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,.75fr);
  gap:44px;align-items:center;
}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);letter-spacing:.02em;margin-bottom:16px}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--brand)}
.crumb span{color:var(--line)}
.crumb .crumb-now{color:var(--ink);font-weight:600}
.banner-copy h1{margin-bottom:16px}
.banner-copy .lead{font-size:17px;color:var(--ink-soft);max-width:56ch;margin-bottom:24px}
.anchor-pills{display:flex;flex-wrap:wrap;gap:10px}
.anchor-pills a{
  padding:8px 16px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--line);
  font-size:14px;font-weight:600;color:var(--ink-soft);
  transition:color var(--ease),border-color var(--ease),transform var(--ease),box-shadow var(--ease);
}
.anchor-pills a:hover{color:var(--brand);border-color:var(--brand);transform:translateY(-1px);box-shadow:var(--sh1)}
.banner-visual{position:relative}
.banner-visual img{
  width:100%;aspect-ratio:16/10;object-fit:cover;
  border-radius:var(--r-lg);box-shadow:var(--sh2);
}
.float-badge{
  position:absolute;left:18px;bottom:18px;
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:var(--lime);color:var(--ink);
  font-size:12.5px;font-weight:700;letter-spacing:.02em;
}

/* ============ MAIN LAYOUT ============ */
.cat-main{padding:64px 0 88px}
.layout{display:grid;grid-template-columns:296px minmax(0,1fr);gap:36px;align-items:start}
.toc-card{
  position:sticky;top:118px;
  background:var(--card);border-radius:var(--r-lg);
  padding:24px 22px;box-shadow:var(--sh1);
}
.toc-title{
  font-size:13px;font-weight:700;color:var(--muted);
  letter-spacing:.12em;text-transform:uppercase;margin-bottom:14px;
}
.toc-nav{display:flex;flex-direction:column;gap:2px}
.toc-nav a{
  position:relative;
  padding:10px 12px 10px 16px;border-radius:12px;
  font-size:14.5px;font-weight:600;color:var(--ink-soft);
  transition:background var(--ease),color var(--ease);
}
.toc-nav a::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:3px;height:0;border-radius:3px;background:var(--grad);
  transition:height var(--ease);
}
.toc-nav a:hover{background:var(--surface);color:var(--brand)}
.toc-nav a.is-active{color:var(--brand);background:var(--surface)}
.toc-nav a.is-active::before{height:20px}
.toc-tip{
  margin-top:18px;padding:14px 16px;border-radius:16px;
  background:var(--surface);font-size:13px;color:var(--ink-soft);line-height:1.7;
}

.toc-mobile{display:none;margin-bottom:20px}
.toc-mobile details{background:var(--card);border-radius:var(--r-sm);box-shadow:var(--sh1);overflow:hidden}
.toc-mobile summary{
  list-style:none;cursor:pointer;padding:16px 20px;
  font-weight:700;color:var(--ink);font-size:15.5px;
  display:flex;align-items:center;justify-content:space-between;gap:12px;
}
.toc-mobile summary::-webkit-details-marker{display:none}
.toc-mobile summary::after{
  content:"+";color:var(--brand);font-size:20px;font-weight:700;line-height:1;
  transition:transform var(--ease);
}
.toc-mobile details[open] summary::after{transform:rotate(45deg)}
.toc-mobile .toc-nav{padding:0 12px 14px}

/* ============ BLOCKS ============ */
.blocks{display:flex;flex-direction:column;gap:26px;min-width:0}
.block{
  border-radius:var(--r-lg);padding:32px 34px;
  background:var(--card);box-shadow:var(--sh1);
}
.block-head{display:flex;align-items:flex-start;gap:14px;margin-bottom:20px}
.block-kicker{
  flex:0 0 auto;margin-top:4px;
  font-family:var(--mono);font-size:12.5px;font-weight:700;
  padding:5px 12px;border-radius:var(--r-pill);
  background:var(--lime);color:var(--ink);
}
.block-head h2{font-size:clamp(20px,2.2vw,26px)}
.block-head p{font-size:14px;color:var(--muted);margin-top:6px}

.figs{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:22px}
.fig{
  border-radius:var(--r-sm);padding:18px;
  background:var(--surface);
  transition:transform var(--ease),box-shadow var(--ease);
}
.fig:hover{transform:translateY(-4px);box-shadow:var(--sh2)}
.fig .fig-k{font-size:13px;color:var(--muted);letter-spacing:.02em}
.fig .fig-v{font-size:16px;font-weight:700;color:var(--ink);margin-top:4px}
.block-media{margin-top:22px}
.block-media img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--r-sm)}
.block-media figcaption{font-size:13px;color:var(--muted);margin-top:10px}

/* steps block */
.block-step{background:var(--card)}
.steps{display:flex;flex-direction:column;gap:14px}
.step{
  display:grid;grid-template-columns:52px minmax(0,1fr);gap:16px;
  padding:18px 20px;border-radius:var(--r-sm);
  background:var(--surface);
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease);
}
.step:hover{transform:translateY(-4px);box-shadow:var(--sh2);background:#EAE1FA}
.step-num{
  width:44px;height:44px;border-radius:14px;
  display:flex;align-items:center;justify-content:center;
  background:var(--grad);color:#fff;
  font-family:var(--mono);font-size:15px;font-weight:700;
}
.step h3{font-size:17px;margin-bottom:6px}
.step p{font-size:15px;color:var(--ink-soft);line-height:1.75}

/* compare block */
.block-compare{background:var(--surface);box-shadow:none}
.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.compare-card{
  background:#fff;border-radius:var(--r-sm);padding:24px;
  box-shadow:var(--sh1);
  transition:transform var(--ease),box-shadow var(--ease);
}
.compare-card:hover{transform:translateY(-4px);box-shadow:var(--sh2)}
.compare-card .tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 13px;border-radius:var(--r-pill);
  font-size:12.5px;font-weight:700;margin-bottom:12px;
}
.tag-brand{background:rgba(122,59,255,.12);color:var(--brand)}
.tag-coral{background:rgba(255,92,122,.14);color:#D9365A}
.compare-card h3{font-size:18px;margin-bottom:10px}
.compare-card ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:9px}
.compare-card li{
  position:relative;padding-left:20px;
  font-size:15px;color:var(--ink-soft);line-height:1.7;
}
.compare-card li::before{
  content:"";position:absolute;left:0;top:10px;
  width:9px;height:9px;border-radius:50%;
  background:var(--grad);
}

/* timeline block */
.block-timeline{
  background:var(--grad-dark);color:rgba(255,255,255,.78);
  box-shadow:var(--sh2);
}
.block-timeline h2{color:#fff}
.block-timeline .block-head p{color:rgba(255,255,255,.62)}
.block-timeline .block-kicker{background:var(--lime);color:var(--ink)}
.timeline{position:relative;padding-left:26px;margin-top:6px}
.timeline::before{
  content:"";position:absolute;left:7px;top:8px;bottom:8px;width:2px;
  background:linear-gradient(180deg,var(--brand),var(--coral));
  border-radius:2px;opacity:.85;
}
.tl-item{position:relative;padding:0 0 24px 22px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
  content:"";position:absolute;left:-26px;top:7px;
  width:16px;height:16px;border-radius:50%;
  background:#241A38;border:3px solid var(--brand);
}
.tl-item .tl-time{
  font-family:var(--mono);font-size:13px;font-weight:700;
  color:var(--lime);letter-spacing:.03em;margin-bottom:4px;
}
.tl-item h3{font-size:17px;color:#fff;margin-bottom:6px}
.tl-item p{font-size:15px;color:rgba(255,255,255,.72);line-height:1.75}

/* note block */
.block-note{
  background:#fff;border-radius:var(--r-lg);
  border-left:6px solid transparent;
  border-image:var(--grad) 1;
  border-image-slice:1;
  padding:30px 32px;
}
.note-list{display:flex;flex-direction:column;gap:16px;margin-top:6px}
.note-item{display:grid;grid-template-columns:34px minmax(0,1fr);gap:12px}
.note-item i{
  width:34px;height:34px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  background:var(--surface);color:var(--brand);font-size:17px;
}
.note-item h3{font-size:16.5px;margin-bottom:4px}
.note-item p{font-size:15px;line-height:1.75}

/* ============ VOICES ============ */
.voices{padding:72px 0;background:var(--surface)}
.voices-head{max-width:620px;margin-bottom:32px}
.voices-head h2{margin-bottom:10px}
.voices-head p{color:var(--muted);font-size:15.5px}
.voice-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.voice{
  background:#fff;border-radius:var(--r-img);padding:24px;
  box-shadow:var(--sh1);
  transition:transform var(--ease),box-shadow var(--ease);
}
.voice:hover{transform:translateY(-4px);box-shadow:var(--sh2)}
.voice-top{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.avatar{
  width:44px;height:44px;border-radius:50%;flex:0 0 auto;
  display:flex;align-items:center;justify-content:center;
  background:var(--grad);color:#fff;font-weight:700;font-size:16px;
}
.voice-name{font-size:15px;font-weight:700;color:var(--ink)}
.stars{color:var(--coral);font-size:12.5px;letter-spacing:2px}
.voice p{font-size:15px;line-height:1.75;color:var(--ink-soft)}

/* ============ FAQ ============ */
.faq-section{padding:76px 0}
.faq-head{max-width:620px;margin-bottom:28px}
.faq-head h2{margin-bottom:10px}
.faq-head p{color:var(--muted);font-size:15.5px}
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{
  background:#fff;border:1px solid var(--line);
  border-radius:var(--r-sm);overflow:hidden;
  transition:border-color var(--ease),box-shadow var(--ease);
}
.faq-item:hover{border-color:rgba(122,59,255,.4)}
.faq-item[open]{box-shadow:var(--sh2);border-color:rgba(122,59,255,.35)}
.faq-item summary{
  list-style:none;cursor:pointer;
  padding:20px 24px;display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-size:16.5px;font-weight:700;color:var(--ink);
  transition:color var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";flex:0 0 auto;font-size:22px;font-weight:700;line-height:1;
  color:var(--muted);transition:transform var(--ease),color var(--ease);
}
.faq-item summary:hover{color:var(--brand)}
.faq-item[open] summary{color:var(--brand)}
.faq-item[open] summary::after{transform:rotate(45deg);color:var(--brand)}
.faq-body{padding:0 24px 22px;font-size:15.5px;line-height:1.85;color:var(--ink-soft)}
.faq-body p{margin:0}

/* ============ CTA ============ */
.cta-wrap{padding:0 0 88px}
.cta{
  position:relative;overflow:hidden;
  background:var(--grad-dark);
  border-radius:var(--r-dark);
  padding:52px 56px;
  display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);
  gap:32px;align-items:center;
  box-shadow:var(--sh2);
}
.cta::after{
  content:"";position:absolute;right:-120px;top:-140px;
  width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(122,59,255,.55),transparent 66%);
}
.cta-copy{position:relative;z-index:1}
.cta-copy .cta-label{
  display:inline-flex;align-items:center;gap:8px;
  padding:5px 14px;border-radius:var(--r-pill);
  background:rgba(214,255,75,.16);color:var(--lime);
  font-size:12.5px;font-weight:700;letter-spacing:.04em;margin-bottom:14px;
}
.cta-copy h2{color:#fff;font-size:clamp(22px,2.6vw,30px);margin-bottom:12px}
.cta-copy p{color:rgba(255,255,255,.72);font-size:15.5px;max-width:52ch}
.cta-actions{position:relative;z-index:1;display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end}

/* ============ FOOTER ============ */
.site-footer{
  background:linear-gradient(160deg,#17131F 0%,#241A38 100%);
  color:rgba(255,255,255,.72);
  padding:64px 0 28px;
}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;
  gap:36px;padding-bottom:40px;
  border-bottom:1px solid rgba(255,255,255,.10);
}
.footer-brand{
  display:flex;align-items:center;gap:10px;
  color:#fff;font-size:18px;font-weight:800;margin-bottom:14px;
}
.footer-grid p{font-size:14.5px;line-height:1.8;color:rgba(255,255,255,.68);max-width:38ch}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px}
.footer-col ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:10px}
.footer-col a{color:rgba(255,255,255,.70);font-size:14.5px}
.footer-col a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding-top:24px;flex-wrap:wrap;
}
.footer-bottom span{font-size:13.5px;color:rgba(255,255,255,.56)}
.socials{display:flex;gap:10px}
.socials a{
  width:38px;height:38px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.08);color:#fff;font-size:16px;
  transition:background var(--ease),transform var(--ease);
}
.socials a:hover{background:var(--brand);transform:translateY(-2px);color:#fff}

/* ============ RESPONSIVE ============ */
@media (max-width:1199.98px){
  .layout{grid-template-columns:260px minmax(0,1fr);gap:28px}
}
@media (max-width:991.98px){
  .search,.brand-actions{display:none}
  .menu-btn{display:inline-flex}
  .banner-grid{grid-template-columns:1fr;gap:28px}
  .banner-visual{max-width:560px}
  .layout{grid-template-columns:1fr}
  .toc-col{display:none}
  .toc-mobile{display:block}
  .voice-grid{grid-template-columns:1fr 1fr}
  .cta{grid-template-columns:1fr;padding:40px 34px;border-radius:26px}
  .cta-actions{justify-content:flex-start}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:767.98px){
  body{font-size:15.5px}
  .cat-banner{padding:36px 0 32px}
  .cat-main{padding:48px 0 64px}
  .block{padding:24px 22px;border-radius:20px}
  .figs,.compare-grid{grid-template-columns:1fr}
  .voice-grid{grid-template-columns:1fr}
  .voices{padding:56px 0}
  .faq-section{padding:56px 0}
  .cta-wrap{padding-bottom:64px}
  .site-footer{padding:52px 0 24px}
}
@media (max-width:575.98px){
  .shell{padding:0 20px}
  .brand-row{min-height:64px;gap:12px}
  .logo{font-size:17px}
  .logo-mark{width:30px;height:30px;border-radius:10px;font-size:16px}
  .channel-inner{padding-top:9px;padding-bottom:9px}
  .banner-copy .lead{font-size:15.5px}
  .step{grid-template-columns:1fr;gap:12px}
  .step-num{width:40px;height:40px}
  .faq-item summary{padding:17px 18px;font-size:15.5px}
  .faq-body{padding:0 18px 18px;font-size:15px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .cta{padding:32px 24px}
  .btn-brand,.btn-lime,.btn-ghost-light,.btn-outline-ink{width:100%}
  .cta-actions{width:100%}
}