/* roulang page: index */
:root{
  --brand:#6C3BF4;
  --brand-deep:#4E22C9;
  --pink:#FF3D8B;
  --orange:#FF8A3D;
  --mint:#2BE8C0;
  --yellow:#FFC53D;
  --bg:#F7F5FC;
  --card:#FFFFFF;
  --dark:#150F28;
  --dark-2:#1D1636;
  --line:#E8E4F2;
  --text:#1A1330;
  --muted:#57506E;
  --weak:#8C86A0;
  --grad:linear-gradient(135deg,#6C3BF4 0%,#FF3D8B 55%,#FF8A3D 100%);
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --r-xl:32px;
  --sh-1:0 2px 8px rgba(26,19,48,.06),0 12px 32px rgba(26,19,48,.08);
  --sh-2:0 16px 40px rgba(108,59,244,.18);
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;line-height:1.75;color:var(--text);background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--r-md);}
a{color:inherit;text-decoration:none;transition:color .22s var(--ease),opacity .22s var(--ease);}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--mint);outline-offset:2px;border-radius:6px;}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit;}
h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:700;letter-spacing:-.01em;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
.num{font-variant-numeric:tabular-nums;font-weight:800;}

/* ============ 通用组件 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:999px;font-size:15px;font-weight:600;
  border:1px solid transparent;cursor:pointer;white-space:nowrap;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),background .24s var(--ease),border-color .24s var(--ease),color .24s var(--ease);
}
.btn i{font-size:14px;}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 8px 24px rgba(108,59,244,.32);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 32px rgba(108,59,244,.42);}
.btn-primary:active{transform:translateY(1px);}
.btn-outline{background:#fff;color:var(--brand);border-color:rgba(108,59,244,.45);}
.btn-outline:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(108,59,244,.16);border-color:var(--brand);}
.btn-ghost{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.16);}
.btn-ghost:hover{background:rgba(255,255,255,.16);transform:translateY(-2px);}
.btn-light{background:#fff;color:var(--brand);}
.btn-light:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(21,15,40,.24);}
.btn-sm{height:36px;padding:0 16px;font-size:14px;}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none;}
.badge-cat{
  display:inline-flex;align-items:center;gap:6px;
  background:#EFE9FF;color:var(--brand);font-size:12px;font-weight:600;
  padding:4px 12px;border-radius:999px;line-height:1.6;
}
.badge-cat.on-dark{background:rgba(255,255,255,.14);color:#fff;}
.badge-data{
  display:inline-flex;align-items:center;gap:6px;
  background:rgba(21,15,40,.78);color:rgba(255,255,255,.86);
  font-size:12px;padding:5px 11px;border-radius:999px;backdrop-filter:blur(6px);
}
.badge-data .num{color:var(--mint);font-size:13px;}
.badge-duration{
  position:absolute;top:12px;right:12px;z-index:3;
  background:rgba(21,15,40,.72);color:#fff;font-size:12px;font-weight:600;
  padding:4px 10px;border-radius:999px;backdrop-filter:blur(6px);
}
.badge-star{background:rgba(255,197,61,.16);color:#B47B00;font-size:12px;font-weight:600;padding:4px 10px;border-radius:999px;display:inline-flex;align-items:center;gap:5px;}
.badge-star i{color:var(--yellow);}
.divider{height:1px;background:var(--line);border:0;margin:0;}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;padding:14px 0 0;
  background:linear-gradient(180deg,var(--bg) 62%,rgba(247,245,252,0));
}
.nav-panel{
  display:flex;align-items:center;gap:18px;
  background:var(--dark);border-radius:var(--r-lg);
  padding:12px 16px;box-shadow:0 18px 40px rgba(21,15,40,.24);
  border:1px solid rgba(255,255,255,.06);
}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.brand-mark{
  width:42px;height:42px;border-radius:14px;background:var(--grad);
  display:flex;align-items:center;justify-content:center;color:#fff;font-size:17px;
  box-shadow:0 8px 20px rgba(108,59,244,.42);
}
.brand-text{display:flex;flex-direction:column;line-height:1.2;}
.brand-text strong{color:#fff;font-size:15px;font-weight:700;letter-spacing:.01em;}
.brand-text em{font-style:normal;font-size:11px;color:var(--mint);letter-spacing:.16em;}
.nav-links{display:flex;align-items:center;gap:8px;margin-left:auto;}
.nav-pill{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;
  min-width:92px;height:56px;padding:0 12px;border-radius:var(--r-md);
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.10);
  color:rgba(255,255,255,.78);font-size:13px;font-weight:600;
  transition:transform .24s var(--ease),border-color .24s var(--ease),background .24s var(--ease),color .24s var(--ease);
}
.nav-pill i{font-size:15px;color:var(--mint);transition:color .24s var(--ease);}
.nav-pill:hover{transform:translateY(-2px);border-color:var(--mint);color:#fff;}
.nav-pill.active{background:var(--grad);border-color:transparent;color:#fff;box-shadow:0 10px 22px rgba(255,61,139,.28);}
.nav-pill.active i{color:#fff;}
.nav-actions{display:flex;align-items:center;gap:10px;margin-left:8px;}
.nav-text-btn{color:rgba(255,255,255,.72);font-size:14px;font-weight:600;padding:0 6px;}
.nav-text-btn:hover{color:#fff;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:14px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);
  color:#fff;align-items:center;justify-content:center;font-size:17px;
}
.drawer-mask{
  position:fixed;inset:0;background:rgba(21,15,40,.6);opacity:0;visibility:hidden;
  transition:opacity .24s var(--ease),visibility .24s var(--ease);z-index:90;backdrop-filter:blur(2px);
}
.drawer-mask.open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(360px,88vw);z-index:100;
  background:var(--dark-2);padding:22px 20px;display:flex;flex-direction:column;gap:18px;
  transform:translateX(100%);transition:transform .24s var(--ease);overflow-y:auto;
}
.drawer.open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;}
.drawer-head span{color:#fff;font-weight:700;}
.drawer-close{width:40px;height:40px;border-radius:12px;background:rgba(255,255,255,.08);color:#fff;display:flex;align-items:center;justify-content:center;}
.drawer-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;}
.drawer-grid a{
  display:flex;flex-direction:column;gap:8px;padding:16px 14px;border-radius:var(--r-md);
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.10);
  color:#fff;font-size:14px;font-weight:600;
}
.drawer-grid a i{color:var(--mint);font-size:16px;}
.drawer-grid a.active{background:var(--grad);border-color:transparent;}
.drawer-grid a.active i{color:#fff;}
.drawer-cta{margin-top:auto;display:flex;flex-direction:column;gap:10px;}
.drawer-cta .btn{width:100%;}

/* ============ Hero ============ */
.hero{
  position:relative;margin-top:14px;border-radius:var(--r-xl);overflow:hidden;
  background:var(--dark);color:#fff;padding:64px 0 72px;
}
.hero::before{
  content:"";position:absolute;width:640px;height:640px;top:-260px;left:-180px;border-radius:50%;
  background:radial-gradient(circle,rgba(108,59,244,.72),rgba(108,59,244,0) 65%);
}
.hero::after{
  content:"";position:absolute;width:620px;height:620px;bottom:-300px;right:-180px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,61,139,.55),rgba(255,138,61,0) 68%);
}
.hero-grid-texture{
  position:absolute;inset:0;opacity:.055;
  background-image:radial-gradient(#fff 1px,transparent 1px);background-size:22px 22px;
}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center;}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);
  font-size:13px;color:rgba(255,255,255,.82);margin-bottom:20px;
}
.hero-eyebrow i{color:var(--mint);}
.hero h1{font-size:clamp(30px,4.2vw,54px);font-weight:800;letter-spacing:-.02em;line-height:1.15;}
.hero h1 .hl{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;}
.hero-sub{margin-top:20px;font-size:17px;line-height:1.8;color:rgba(255,255,255,.72);max-width:560px;}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.hero-stats{display:flex;flex-wrap:wrap;gap:12px;margin-top:36px;}
.hero-stat{
  display:flex;align-items:center;gap:12px;padding:12px 18px;border-radius:var(--r-md);
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.10);
}
.hero-stat i{color:var(--mint);font-size:16px;}
.hero-stat b{font-size:20px;color:#fff;font-variant-numeric:tabular-nums;line-height:1.2;display:block;}
.hero-stat span{font-size:12px;color:rgba(255,255,255,.62);}
.hero-visual{display:flex;justify-content:center;perspective:1200px;}
.phone-card{
  position:relative;width:100%;max-width:300px;aspect-ratio:9/16;border-radius:28px;overflow:hidden;
  border:1px solid rgba(255,255,255,.16);box-shadow:0 30px 70px rgba(0,0,0,.5);
  transform:rotate(-3deg);transition:transform .3s var(--ease),box-shadow .3s var(--ease);
}
.phone-card:hover{transform:rotate(0deg) translateY(-6px);box-shadow:0 40px 90px rgba(108,59,244,.36);}
.phone-card img{width:100%;height:100%;object-fit:cover;border-radius:0;}
.phone-shade{position:absolute;inset:0;background:linear-gradient(180deg,rgba(21,15,40,.10) 30%,rgba(21,15,40,.88) 100%);}
.phone-play{
  position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);
  width:64px;height:64px;border-radius:50%;background:rgba(255,255,255,.92);
  display:flex;align-items:center;justify-content:center;color:var(--brand);font-size:20px;
  box-shadow:0 12px 32px rgba(0,0,0,.34);transition:transform .24s var(--ease);
}
.phone-card:hover .phone-play{transform:translate(-50%,-50%) scale(1.07);}
.phone-meta{position:absolute;left:18px;right:18px;bottom:20px;}
.phone-meta h3{font-size:16px;color:#fff;font-weight:700;}
.phone-meta p{font-size:12px;color:rgba(255,255,255,.66);margin-top:4px;}
.phone-progress{height:4px;border-radius:999px;background:rgba(255,255,255,.22);margin-top:12px;overflow:hidden;}
.phone-progress i{display:block;height:100%;width:68%;background:var(--grad);border-radius:999px;}

/* ============ 板块通用 ============ */
.section{padding:76px 0;}
.section.tight{padding:56px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;flex-wrap:wrap;}
.section-head h2{font-size:clamp(24px,2.6vw,34px);font-weight:700;}
.section-head p{margin-top:10px;color:var(--muted);font-size:15px;max-width:620px;}
.section-link{display:inline-flex;align-items:center;gap:8px;color:var(--brand);font-weight:600;font-size:15px;}
.section-link:hover{gap:12px;}
.section-link i{font-size:12px;}

/* ============ 视频卡片区 ============ */
.video-rail{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.vcard{
  position:relative;border-radius:var(--r-lg);overflow:hidden;background:var(--dark);
  box-shadow:var(--sh-1);transition:transform .26s var(--ease),box-shadow .26s var(--ease);
}
.vcard:hover{transform:translateY(-6px);box-shadow:var(--sh-2);}
.vcard-cover{position:relative;aspect-ratio:9/16;overflow:hidden;}
.vcard-cover img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .3s var(--ease);}
.vcard:hover .vcard-cover img{transform:scale(1.04);}
.vcard-cover .badge-cat{position:absolute;top:12px;left:12px;z-index:3;}
.vcard-shade{position:absolute;inset:0;background:linear-gradient(180deg,rgba(21,15,40,.05) 35%,rgba(21,15,40,.92) 100%);}
.vcard-body{position:absolute;left:16px;right:16px;bottom:16px;z-index:3;}
.vcard-body h3{font-size:15px;color:#fff;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.vcard-stats{display:flex;gap:8px;margin-top:10px;flex-wrap:wrap;}

/* ============ 种草清单 ============ */
.pick-wrap{display:grid;grid-template-columns:340px 1fr;gap:40px;align-items:start;}
.pick-cover{
  position:relative;aspect-ratio:9/16;border-radius:var(--r-lg);overflow:hidden;
  box-shadow:var(--sh-1);transition:transform .26s var(--ease),box-shadow .26s var(--ease);
}
.pick-cover:hover{transform:translateY(-6px);box-shadow:var(--sh-2);}
.pick-cover img{width:100%;height:100%;object-fit:cover;border-radius:0;}
.pick-cover .pick-shade{position:absolute;inset:0;background:linear-gradient(180deg,rgba(21,15,40,.06) 40%,rgba(21,15,40,.9) 100%);}
.pick-cover-text{position:absolute;left:20px;right:20px;bottom:22px;color:#fff;}
.pick-cover-text h3{font-size:19px;}
.pick-cover-text p{font-size:13px;color:rgba(255,255,255,.7);margin-top:6px;}
.pick-list{display:flex;flex-direction:column;}
.pick-item{
  display:flex;align-items:center;gap:22px;padding:22px 20px;border-bottom:1px solid var(--line);
  border-radius:var(--r-md);transition:background .24s var(--ease),transform .24s var(--ease);
}
.pick-item:hover{background:#F2EDFF;transform:translateX(4px);}
.pick-num{
  font-size:38px;font-weight:800;line-height:1;font-variant-numeric:tabular-nums;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;flex-shrink:0;
}
.pick-body{flex:1;min-width:0;}
.pick-body h3{font-size:17px;font-weight:700;}
.pick-body p{font-size:14px;color:var(--muted);margin-top:6px;}
.pick-tags{display:flex;gap:8px;margin-top:10px;flex-wrap:wrap;}
.pick-tags span{font-size:12px;color:var(--muted);background:#F1EEFA;padding:3px 10px;border-radius:999px;}
.pick-arrow{color:var(--weak);font-size:14px;flex-shrink:0;transition:color .24s var(--ease),transform .24s var(--ease);}
.pick-item:hover .pick-arrow{color:var(--brand);transform:translateX(4px);}

/* ============ 最新动态 ============ */
.filter-row{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:28px;}
.filter-chip{
  font-size:13px;font-weight:600;color:var(--muted);background:#fff;border:1px solid var(--line);
  padding:7px 16px;border-radius:999px;transition:all .24s var(--ease);
}
.filter-chip:hover{border-color:rgba(108,59,244,.4);color:var(--brand);}
.filter-chip.active{background:var(--brand);color:#fff;border-color:var(--brand);}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.news-card{
  background:var(--card);border-radius:var(--r-lg);border:1px solid var(--line);overflow:hidden;
  box-shadow:var(--sh-1);display:flex;flex-direction:column;
  transition:transform .26s var(--ease),box-shadow .26s var(--ease),border-color .26s var(--ease);
}
.news-card:hover{transform:translateY(-6px);box-shadow:var(--sh-2);border-color:rgba(108,59,244,.28);}
.news-cover{position:relative;aspect-ratio:16/9;overflow:hidden;background:#EFE9FF;}
.news-cover img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .3s var(--ease);}
.news-card:hover .news-cover img{transform:scale(1.04);}
.news-cover .badge-cat{position:absolute;top:12px;left:12px;z-index:2;}
.news-body{padding:20px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.news-body h3{
  font-size:17px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-body p{
  font-size:14px;color:var(--muted);line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.news-foot{display:flex;align-items:center;justify-content:space-between;margin-top:auto;padding-top:6px;}
.news-time{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--weak);}
.news-more{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:600;color:var(--brand);}
.news-more:hover{gap:10px;}
.empty-state{
  grid-column:1/-1;text-align:center;padding:56px 20px;background:#fff;border:1px dashed var(--line);
  border-radius:var(--r-lg);
}
.empty-state .empty-ico{
  width:66px;height:66px;margin:0 auto 16px;border-radius:20px;background:var(--grad);
  display:flex;align-items:center;justify-content:center;color:#fff;font-size:24px;opacity:.9;
}
.empty-state p{color:var(--muted);font-size:15px;margin-bottom:18px;}

/* ============ 口碑 ============ */
.voice-rail{
  display:flex;gap:20px;overflow-x:auto;padding:6px 2px 22px;scroll-snap-type:x mandatory;
  scrollbar-width:thin;
}
.voice-rail::-webkit-scrollbar{height:6px;}
.voice-rail::-webkit-scrollbar-thumb{background:#DED7F2;border-radius:999px;}
.voice-card{
  position:relative;flex:0 0 310px;scroll-snap-align:start;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-lg);padding:22px 22px 22px 26px;box-shadow:var(--sh-1);
  transition:transform .26s var(--ease),box-shadow .26s var(--ease);
}
.voice-card::before{
  content:"";position:absolute;left:0;top:22px;bottom:22px;width:4px;border-radius:999px;background:var(--grad);
}
.voice-card:hover{transform:translateY(-5px);box-shadow:var(--sh-2);}
.voice-head{display:flex;align-items:center;gap:12px;}
.avatar{
  width:44px;height:44px;border-radius:50%;background:var(--grad);color:#fff;font-weight:700;
  display:flex;align-items:center;justify-content:center;font-size:15px;flex-shrink:0;
}
.voice-head strong{font-size:15px;display:block;}
.voice-head span{font-size:12px;color:var(--weak);}
.voice-card p{font-size:14px;color:var(--muted);margin-top:14px;line-height:1.7;}
.voice-foot{display:flex;align-items:center;justify-content:space-between;margin-top:16px;}
.voice-foot time{font-size:12px;color:var(--weak);}

/* ============ 转化大卡 ============ */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--r-xl);background:var(--grad);color:#fff;
  padding:56px 52px;display:grid;grid-template-columns:1.2fr .8fr;gap:40px;align-items:center;
  box-shadow:0 28px 60px rgba(108,59,244,.3);
}
.cta-band::after{
  content:"";position:absolute;width:420px;height:420px;right:-120px;top:-160px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.32),rgba(255,255,255,0) 68%);
}
.cta-band h2{position:relative;z-index:2;font-size:clamp(24px,3vw,36px);font-weight:800;}
.cta-band p{position:relative;z-index:2;margin-top:16px;font-size:16px;color:rgba(255,255,255,.86);max-width:520px;}
.cta-actions{position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.cta-visual{position:relative;z-index:2;display:flex;justify-content:center;}
.cta-visual .mini-phone{
  width:200px;aspect-ratio:9/16;border-radius:22px;overflow:hidden;border:1px solid rgba(255,255,255,.4);
  box-shadow:0 24px 50px rgba(21,15,40,.34);transform:rotate(4deg);transition:transform .28s var(--ease);
}
.cta-visual .mini-phone:hover{transform:rotate(0deg) translateY(-6px);}
.cta-visual .mini-phone img{width:100%;height:100%;object-fit:cover;border-radius:0;}

/* ============ FAQ ============ */
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:900px;margin:0 auto;}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);transition:border-color .24s var(--ease),box-shadow .24s var(--ease);}
.faq-item.open{border-color:rgba(108,59,244,.35);box-shadow:var(--sh-1);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 22px;text-align:left;font-size:16px;font-weight:600;color:var(--text);
}
.faq-icon{
  width:30px;height:30px;border-radius:50%;flex-shrink:0;display:flex;align-items:center;justify-content:center;
  border:1.5px solid rgba(108,59,244,.45);color:var(--brand);font-size:13px;
  transition:transform .24s var(--ease),background .24s var(--ease),color .24s var(--ease);
}
.faq-item.open .faq-icon{background:var(--grad);color:#fff;border-color:transparent;transform:rotate(135deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s var(--ease);}
.faq-a p{padding:0 22px 22px;font-size:15px;line-height:1.8;color:var(--muted);}
.faq-item.open .faq-a{max-height:340px;}

/* ============ 页脚 ============ */
.site-footer{background:var(--dark);color:rgba(255,255,255,.72);margin-top:20px;padding:64px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:40px;padding-bottom:44px;}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:18px;}
.footer-brand .brand-mark{width:40px;height:40px;border-radius:13px;}
.footer-brand strong{color:#fff;font-size:15px;}
.footer-brand em{display:block;font-style:normal;font-size:11px;color:var(--mint);letter-spacing:.14em;}
.site-footer p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.6);}
.footer-col h4{font-size:14px;font-weight:600;color:var(--mint);margin-bottom:18px;}
.footer-col ul{display:flex;flex-direction:column;gap:12px;}
.footer-col a{font-size:14px;color:rgba(255,255,255,.7);position:relative;}
.footer-col a:hover{color:#fff;}
.footer-col a::after{
  content:"";position:absolute;left:0;bottom:-3px;height:2px;width:0;background:var(--grad);
  transition:width .26s var(--ease);border-radius:2px;
}
.footer-col a:hover::after{width:100%;}
.footer-contact li{font-size:14px;display:flex;align-items:center;gap:10px;color:rgba(255,255,255,.7);}
.footer-contact i{color:var(--mint);font-size:13px;width:16px;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.10);padding:22px 0;
  display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.5);
}
.footer-bottom a{color:rgba(255,255,255,.6);}
.footer-bottom a:hover{color:#fff;}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .video-rail{grid-template-columns:repeat(3,1fr);}
}
@media (max-width:1023px){
  .nav-links{display:none;}
  .nav-toggle{display:inline-flex;}
  .nav-actions .btn-primary{display:none;}
  .hero-inner{grid-template-columns:1fr;gap:44px;}
  .hero-visual{order:-1;}
  .phone-card{max-width:260px;}
  .pick-wrap{grid-template-columns:1fr;gap:32px;}
  .pick-cover{max-width:320px;margin:0 auto;}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .cta-band{grid-template-columns:1fr;padding:44px 32px;}
  .cta-visual{order:-1;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767px){
  .section{padding:52px 0;}
  .hero{padding:44px 0 52px;border-radius:var(--r-lg);}
  .hero h1{font-size:31px;}
  .hero-sub{font-size:16px;}
  .video-rail{
    display:flex;gap:16px;overflow-x:auto;padding-bottom:16px;
    scroll-snap-type:x mandatory;margin:0 -20px;padding-left:20px;padding-right:20px;
  }
  .vcard{flex:0 0 62%;scroll-snap-align:start;}
  .news-grid{grid-template-columns:1fr;}
  .pick-num{font-size:30px;}
  .pick-item{gap:16px;padding:18px 14px;}
  .cta-band{padding:36px 24px;border-radius:var(--r-lg);}
  .faq-q{font-size:15px;padding:18px 18px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .section-head{margin-bottom:24px;}
  .nav-pill{min-width:84px;height:52px;font-size:12px;}
}
@media (max-width:480px){
  .container{padding:0 16px;}
  .brand-text strong{font-size:14px;}
  .hero h1{font-size:28px;}
  .hero-stat{padding:10px 14px;}
  .hero-stat b{font-size:18px;}
  .btn{height:44px;padding:0 18px;font-size:14px;}
  .voice-card{flex:0 0 84%;}
}

/* roulang page: article */
:root{
  --brand:#6C3BF4;
  --brand-dark:#4E22C9;
  --brand-pink:#FF3D8B;
  --brand-orange:#FF8A3D;
  --mint:#2BE8C0;
  --sun:#FFC53D;
  --bg:#F7F5FC;
  --card:#FFFFFF;
  --panel:#150F28;
  --panel-2:#1D1636;
  --line:#E8E4F2;
  --text:#1A1330;
  --text-2:#57506E;
  --text-3:#8C86A0;
  --grad:linear-gradient(135deg,#6C3BF4 0%,#FF3D8B 55%,#FF8A3D 100%);
  --r-s:10px;
  --r-m:16px;
  --r-l:24px;
  --r-xl:32px;
  --sh-s:0 2px 8px rgba(26,19,48,.06),0 12px 32px rgba(26,19,48,.08);
  --sh-h:0 16px 40px rgba(108,59,244,.18);
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:17px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;font-size:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--text);}
p{margin:0;}
:focus-visible{outline:2px solid var(--mint);outline-offset:2px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
.section{padding:72px 0;}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:100;
  padding:12px 0;
  background:rgba(247,245,252,.82);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
}
.site-header .container{padding:0 16px;}
.nav-panel{
  display:flex;align-items:center;gap:14px;
  background:var(--panel);
  border:1px solid rgba(255,255,255,.08);
  border-radius:var(--r-l);
  padding:12px 18px;
  min-height:68px;
  box-shadow:0 12px 34px rgba(21,15,40,.22);
}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:42px;height:42px;border-radius:13px;
  background:var(--grad);
  display:grid;place-items:center;
  color:#fff;font-size:17px;
  box-shadow:0 8px 18px rgba(108,59,244,.35);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text strong{color:#fff;font-size:15px;letter-spacing:.01em;}
.brand-text em{font-style:normal;font-size:11px;color:var(--mint);letter-spacing:.08em;}
.nav-links{display:flex;align-items:center;gap:8px;margin:0 auto;}
.nav-pill{
  display:inline-flex;align-items:center;gap:6px;
  height:44px;padding:0 14px;border-radius:999px;
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.10);
  color:rgba(255,255,255,.78);
  font-size:13px;
  transition:transform .24s var(--ease),background .24s var(--ease),border-color .24s var(--ease),color .24s var(--ease);
}
.nav-pill i{font-size:12px;}
.nav-pill:hover{transform:translateY(-2px);border-color:var(--mint);color:#fff;background:rgba(255,255,255,.10);}
.nav-pill.active{background:var(--grad);border-color:transparent;color:#fff;box-shadow:0 10px 22px rgba(108,59,244,.38);}
.nav-actions{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.nav-text-btn{color:rgba(255,255,255,.72);font-size:13px;transition:color .24s var(--ease);}
.nav-text-btn:hover{color:#fff;}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.14);
  color:#fff;cursor:pointer;
}
.drawer-cta{display:none;}
.nav-mask{
  position:fixed;inset:0;z-index:110;
  background:rgba(21,15,40,.6);
  opacity:0;visibility:hidden;
  transition:opacity .24s var(--ease),visibility .24s var(--ease);
}
.nav-mask.show{opacity:1;visibility:visible;}

/* ---------- 按钮 / 徽章 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:999px;
  font-size:15px;font-weight:600;border:none;cursor:pointer;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),background .24s var(--ease),color .24s var(--ease);
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 12px 26px rgba(108,59,244,.30);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 38px rgba(108,59,244,.40);}
.btn-primary:active{transform:translateY(1px);}
.btn-outline{background:#fff;color:var(--brand);border:1px solid rgba(108,59,244,.35);}
.btn-outline:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(108,59,244,.16);border-color:var(--brand);}
.btn-white{background:#fff;color:var(--brand);box-shadow:0 12px 26px rgba(21,15,40,.22);}
.btn-white:hover{transform:translateY(-2px);}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}
.btn:disabled,.btn.disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none;}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  height:26px;padding:0 12px;border-radius:999px;
  font-size:12px;font-weight:600;letter-spacing:.02em;
}
.badge-cat{background:#EFE9FF;color:var(--brand);}
.badge-mint{background:rgba(43,232,192,.14);color:#0C8C74;}
.badge-sun{background:rgba(255,197,61,.20);color:#8A5B00;}
.badge-dark{background:rgba(255,255,255,.12);color:#fff;border:1px solid rgba(255,255,255,.18);}

/* ---------- 面包屑 ---------- */
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  padding:26px 20px 0;
  font-size:14px;color:var(--text-3);
}
.breadcrumb a{color:var(--text-2);transition:color .2s var(--ease);}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb .sep{opacity:.5;}
.breadcrumb .current{color:var(--text-3);max-width:420px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* ---------- 文章头卡 ---------- */
.article-hero{padding:22px 0 0;}
.article-hero-card{
  position:relative;overflow:hidden;
  display:grid;grid-template-columns:1.15fr .85fr;gap:32px;align-items:center;
  background:linear-gradient(135deg,#150F28 0%,#241a4d 55%,#3a1b53 100%);
  border:1px solid rgba(255,255,255,.10);
  border-radius:var(--r-xl);
  padding:36px;
  box-shadow:0 24px 60px rgba(21,15,40,.24);
}
.article-hero-card::before{
  content:"";position:absolute;left:-80px;top:-120px;width:340px;height:340px;
  background:radial-gradient(circle,rgba(108,59,244,.55),transparent 68%);
  pointer-events:none;
}
.article-hero-card::after{
  content:"";position:absolute;right:-100px;bottom:-140px;width:360px;height:360px;
  background:radial-gradient(circle,rgba(255,61,139,.42),transparent 68%);
  pointer-events:none;
}
.article-hero-body{position:relative;z-index:2;}
.article-hero-body h1{
  color:#fff;font-size:38px;line-height:1.28;letter-spacing:-.02em;
  margin:16px 0 18px;
}
.article-meta{
  display:flex;flex-wrap:wrap;gap:14px 20px;
  color:rgba(255,255,255,.72);font-size:14px;
  font-variant-numeric:tabular-nums;
}
.article-meta span{display:inline-flex;align-items:center;gap:7px;}
.article-meta i{color:var(--mint);}
.share-row{display:flex;align-items:center;gap:10px;margin-top:24px;flex-wrap:wrap;}
.share-btn{
  width:42px;height:42px;border-radius:13px;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.14);
  color:rgba(255,255,255,.82);
  display:grid;place-items:center;cursor:pointer;
  transition:transform .24s var(--ease),background .24s var(--ease),color .24s var(--ease);
}
.share-btn:hover{transform:translateY(-2px);background:rgba(255,255,255,.16);color:#fff;}
.share-btn.copied{background:var(--mint);color:#0B3B33;border-color:transparent;}
.article-hero-media{
  position:relative;z-index:2;
  border-radius:var(--r-l);overflow:hidden;
  aspect-ratio:16/9;
  border:1px solid rgba(255,255,255,.14);
  box-shadow:0 20px 44px rgba(0,0,0,.32);
}
.article-hero-media img{width:100%;height:100%;object-fit:cover;transition:transform .28s var(--ease);}
.article-hero-media:hover img{transform:scale(1.04);}

/* ---------- 正文布局 ---------- */
.article-main{padding:36px 0 24px;}
.article-layout{
  display:grid;grid-template-columns:minmax(0,1fr) 320px;
  gap:32px;align-items:start;
}
.article-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-l);
  padding:40px 44px 32px;
  box-shadow:var(--sh-s);
}
.article-body{max-width:820px;font-size:17px;line-height:1.9;color:var(--text-2);}
.article-body h2{
  position:relative;
  font-size:24px;line-height:1.4;color:var(--text);
  margin:40px 0 16px;padding-left:15px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;border-radius:4px;background:var(--grad);
}
.article-body h3{font-size:20px;color:var(--text);margin:28px 0 12px;}
.article-body p{margin:0 0 18px;}
.article-body ul,.article-body ol{margin:0 0 20px;padding-left:24px;}
.article-body li{margin-bottom:8px;}
.article-body ul{list-style:disc;}
.article-body ol{list-style:decimal;}
.article-body ul li::marker{color:var(--mint);}
.article-body ol li::marker{color:var(--brand);font-weight:700;}
.article-body a{color:var(--brand);text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{color:var(--brand-dark);}
.article-body strong{color:var(--text);}
.article-body blockquote{
  margin:26px 0;padding:18px 24px;
  background:#F3EFFF;
  border-left:4px solid var(--brand);
  border-radius:0 var(--r-m) var(--r-m) 0;
  color:var(--text-2);
}
.article-body img{border-radius:var(--r-m);box-shadow:var(--sh-s);margin:26px auto;height:auto;}
.article-body table{
  width:100%;border-collapse:collapse;margin:26px 0;
  font-size:15px;border:1px solid var(--line);
  border-radius:var(--r-m);overflow:hidden;
}
.article-body th,.article-body td{padding:12px 14px;border-bottom:1px solid var(--line);text-align:left;}
.article-body th{background:#F3EFFF;color:var(--text);font-weight:600;}
.article-body tr:last-child td{border-bottom:none;}
.article-body tr:nth-child(even) td{background:#FBFAFE;}
.empty-state{
  text-align:center;padding:64px 20px;
  border:1px dashed var(--line);border-radius:var(--r-l);background:#FBFAFE;
}
.empty-state i{font-size:34px;color:var(--brand);margin-bottom:14px;display:block;}
.empty-state h2{font-size:22px;margin-bottom:10px;}
.empty-state p{color:var(--text-2);margin-bottom:22px;}
.tag-row{
  display:flex;flex-wrap:wrap;gap:10px;align-items:center;
  margin-top:34px;padding-top:24px;border-top:1px dashed var(--line);
}
.tag-row .label{font-size:13px;color:var(--text-3);margin-right:2px;}
.tag{
  display:inline-flex;align-items:center;height:32px;padding:0 14px;border-radius:999px;
  background:#F5F2FF;color:var(--brand-dark);font-size:13px;
  transition:transform .22s var(--ease),background .22s var(--ease);
}
.tag:hover{transform:translateY(-2px);background:#EBE4FF;}

/* ---------- 侧栏 ---------- */
.article-side{position:sticky;top:96px;display:grid;gap:20px;}
.side-card{
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-l);padding:22px;box-shadow:var(--sh-s);
}
.side-card h3{display:flex;align-items:center;gap:8px;font-size:16px;margin-bottom:14px;}
.side-card h3 i{color:var(--brand);}
.side-list{display:grid;gap:2px;}
.side-list li a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:11px 12px;border-radius:12px;font-size:14px;color:var(--text-2);
  transition:background .22s var(--ease),color .22s var(--ease),transform .22s var(--ease);
}
.side-list li a i{font-size:12px;color:var(--text-3);transition:transform .22s var(--ease);}
.side-list li a:hover{background:#F5F2FF;color:var(--brand);transform:translateX(2px);}
.side-list li a:hover i{transform:translateX(3px);color:var(--brand);}
.side-cta{
  background:var(--grad);color:#fff;border-radius:var(--r-l);
  padding:26px 22px;box-shadow:var(--sh-h);
}
.side-cta h3{color:#fff;font-size:18px;margin-bottom:8px;}
.side-cta p{font-size:14px;line-height:1.7;color:rgba(255,255,255,.86);margin-bottom:18px;}
.side-cta .btn{width:100%;}
.side-note{font-size:13px;color:var(--text-3);display:flex;gap:8px;align-items:flex-start;line-height:1.7;}
.side-note i{color:var(--mint);margin-top:5px;}

/* ---------- 上下篇 / 相关推荐 ---------- */
.post-nav{display:grid;grid-template-columns:1fr 1fr;gap:20px;padding-bottom:64px;}
.post-nav-item{
  display:block;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-l);padding:22px 24px;box-shadow:var(--sh-s);
  transition:transform .26s var(--ease),box-shadow .26s var(--ease),border-color .26s var(--ease);
}
.post-nav-item:hover{transform:translateY(-4px);box-shadow:var(--sh-h);border-color:#DDD3FF;}
.post-nav-item span{display:block;font-size:13px;color:var(--text-3);margin-bottom:8px;}
.post-nav-item strong{display:block;font-size:16px;line-height:1.55;color:var(--text);}
.post-nav-item.next{text-align:right;}
.related{padding-bottom:72px;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:26px;flex-wrap:wrap;}
.section-head h2{font-size:30px;letter-spacing:-.01em;}
.section-head p{color:var(--text-2);font-size:15px;margin-top:8px;}
.section-head .more{color:var(--brand);font-size:14px;display:inline-flex;align-items:center;gap:6px;}
.section-head .more:hover{gap:10px;}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.post-card{
  display:flex;flex-direction:column;background:var(--card);
  border:1px solid var(--line);border-radius:var(--r-l);overflow:hidden;
  box-shadow:var(--sh-s);
  transition:transform .26s var(--ease),box-shadow .26s var(--ease);
}
.post-card:hover{transform:translateY(-5px);box-shadow:var(--sh-h);}
.post-card .cover{position:relative;aspect-ratio:16/9;overflow:hidden;background:linear-gradient(135deg,#6C3BF4,#FF3D8B);}
.post-card .cover img{width:100%;height:100%;object-fit:cover;transition:transform .28s var(--ease);}
.post-card:hover .cover img{transform:scale(1.04);}
.post-card .cover .badge{position:absolute;left:14px;top:14px;background:rgba(21,15,40,.72);color:#fff;border:1px solid rgba(255,255,255,.18);}
.post-card .body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1;}
.post-card h3{font-size:18px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.post-card p{font-size:14px;line-height:1.75;color:var(--text-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.post-card .meta{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--text-3);}
.post-card .meta i{color:var(--brand);margin-right:6px;}
.post-card .arrow{color:var(--brand);transition:transform .22s var(--ease);}
.post-card:hover .arrow{transform:translateX(4px);}

/* ---------- CTA 大卡 ---------- */
.cta-band{
  position:relative;overflow:hidden;
  display:grid;grid-template-columns:1.4fr .9fr;gap:32px;align-items:center;
  background:var(--grad);
  border-radius:var(--r-xl);
  padding:48px 44px;
  color:#fff;
  box-shadow:0 26px 60px rgba(108,59,244,.28);
  margin-bottom:72px;
}
.cta-band::after{
  content:"";position:absolute;right:-90px;top:-90px;width:300px;height:300px;
  background:radial-gradient(circle,rgba(255,255,255,.30),transparent 70%);
  pointer-events:none;
}
.cta-band h2{color:#fff;font-size:32px;line-height:1.3;letter-spacing:-.01em;margin-bottom:12px;}
.cta-band p{color:rgba(255,255,255,.9);font-size:16px;max-width:520px;margin-bottom:24px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;}
.cta-visual{
  position:relative;z-index:2;
  border-radius:var(--r-l);overflow:hidden;
  aspect-ratio:9/16;max-width:220px;margin-left:auto;
  border:1px solid rgba(255,255,255,.30);
  box-shadow:0 20px 42px rgba(21,15,40,.30);
}
.cta-visual img{width:100%;height:100%;object-fit:cover;}

/* ---------- FAQ ---------- */
.faq-section{padding-bottom:80px;}
.faq-list{display:grid;gap:14px;max-width:880px;margin:0 auto;}
.faq-item{background:var(--card);border:1px solid var(--line);border-radius:var(--r-m);overflow:hidden;transition:box-shadow .24s var(--ease),border-color .24s var(--ease);}
.faq-item:hover{border-color:#DDD3FF;}
.faq-item.open{box-shadow:var(--sh-s);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 22px;background:none;border:none;cursor:pointer;text-align:left;
  font-size:16px;font-weight:600;color:var(--text);
}
.faq-icon{
  flex-shrink:0;width:32px;height:32px;border-radius:50%;
  display:grid;place-items:center;
  background:linear-gradient(135deg,rgba(108,59,244,.14),rgba(255,61,139,.14));
  color:var(--brand);font-size:13px;
  transition:transform .26s var(--ease);
}
.faq-item.open .faq-icon{transform:rotate(135deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s var(--ease);}
.faq-item.open .faq-a{max-height:360px;}
.faq-a p{padding:0 22px 20px;font-size:15px;line-height:1.85;color:var(--text-2);}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--panel);color:rgba(255,255,255,.72);padding:64px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px;padding-bottom:40px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand strong{display:block;color:#fff;font-size:15px;}
.footer-brand em{display:block;font-style:normal;color:var(--mint);font-size:12px;letter-spacing:.06em;}
.footer-grid > div:first-child p{font-size:14px;line-height:1.85;max-width:340px;}
.footer-col h4{color:var(--mint);font-size:14px;margin-bottom:16px;letter-spacing:.02em;}
.footer-col ul{display:grid;gap:10px;}
.footer-col a{font-size:14px;color:rgba(255,255,255,.7);transition:color .22s var(--ease);}
.footer-col a:hover{color:#fff;}
.footer-contact li{display:flex;align-items:center;gap:8px;font-size:14px;color:rgba(255,255,255,.7);}
.footer-contact i{color:var(--mint);font-size:13px;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.10);
  padding:20px 0;display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.6);
}
.footer-bottom a{color:rgba(255,255,255,.72);}
.footer-bottom a:hover{color:#fff;}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .nav-pill{padding:0 11px;font-size:12px;}
  .brand-text strong{font-size:14px;}
}
@media (max-width:1023px){
  .nav-links{
    position:fixed;top:0;right:0;z-index:120;
    width:min(320px,86vw);height:100%;
    background:var(--panel-2);
    flex-direction:column;align-items:stretch;gap:10px;
    padding:88px 20px 28px;
    transform:translateX(106%);
    transition:transform .28s var(--ease);
    overflow-y:auto;
    margin:0;
  }
  .nav-links.open{transform:translateX(0);}
  .nav-pill{width:100%;height:48px;justify-content:flex-start;font-size:14px;}
  .nav-actions .btn-primary,.nav-text-btn{display:none;}
  .nav-toggle{display:grid;place-items:center;}
  .drawer-cta{display:inline-flex;width:100%;margin-top:18px;}
  .article-layout{grid-template-columns:minmax(0,1fr);}
  .article-side{position:static;}
  .article-hero-card{grid-template-columns:1fr;padding:28px;}
  .article-hero-body h1{font-size:32px;}
  .article-card{padding:32px 28px 26px;}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:767px){
  body{font-size:16px;}
  .section{padding:52px 0;}
  .article-hero-body h1{font-size:27px;}
  .article-meta{font-size:13px;gap:10px 16px;}
  .article-card{padding:26px 20px 22px;}
  .article-body{font-size:16px;line-height:1.85;}
  .article-body h2{font-size:20px;margin:32px 0 14px;}
  .article-body h3{font-size:18px;}
  .post-nav{grid-template-columns:1fr;padding-bottom:48px;}
  .post-nav-item.next{text-align:left;}
  .related-grid{grid-template-columns:minmax(0,1fr);}
  .section-head h2{font-size:24px;}
  .cta-band{grid-template-columns:1fr;padding:32px 24px;margin-bottom:52px;}
  .cta-band h2{font-size:24px;}
  .cta-visual{max-width:170px;margin:0 auto;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{justify-content:flex-start;}
}
@media (max-width:480px){
  .container{padding:0 16px;}
  .article-hero-body h1{font-size:24px;}
  .btn{height:44px;padding:0 18px;font-size:14px;}
  .breadcrumb{font-size:13px;}
  .breadcrumb .current{max-width:200px;}
}

/* roulang page: category1 */
:root{
  --brand:#6C3BF4;
  --brand-deep:#4E22C9;
  --pink:#FF3D8B;
  --orange:#FF8A3D;
  --mint:#2BE8C0;
  --yellow:#FFC53D;
  --bg:#F7F5FC;
  --card:#FFFFFF;
  --panel:#150F28;
  --panel2:#1D1636;
  --line:#E8E4F2;
  --t1:#1A1330;
  --t2:#57506E;
  --t3:#8C86A0;
  --grad:linear-gradient(135deg,#6C3BF4 0%,#FF3D8B 55%,#FF8A3D 100%);
  --r-s:10px;
  --r-m:16px;
  --r-l:24px;
  --r-xl:32px;
  --sh1:0 2px 8px rgba(26,19,48,.06),0 12px 32px rgba(26,19,48,.08);
  --sh2:0 16px 40px rgba(108,59,244,.18);
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--t1);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input{font-family:inherit;font-size:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
:focus-visible{outline:2px solid var(--mint);outline-offset:2px;}
.container{max-width:1200px;margin:0 auto;padding:0 20px;}

/* ============ 导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  padding:14px 0 8px;
  backdrop-filter:blur(8px);
}
.site-header .container{padding:0 16px;}
.nav-panel{
  position:relative;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  min-height:68px;
  padding:12px 16px;
  background:var(--panel);
  border:1px solid rgba(255,255,255,.06);
  border-radius:var(--r-l);
  box-shadow:0 14px 34px rgba(21,15,40,.26);
}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.brand-mark{
  width:42px;height:42px;flex-shrink:0;
  display:grid;place-items:center;
  border-radius:13px;
  background:var(--grad);
  color:#fff;
  font-size:18px;
  box-shadow:0 8px 20px rgba(108,59,244,.42);
}
.brand-text{display:flex;flex-direction:column;line-height:1.25;}
.brand-text strong{color:#fff;font-size:15px;font-weight:700;letter-spacing:.01em;}
.brand-text em{font-style:normal;font-size:12px;color:rgba(255,255,255,.62);}
.nav-links{display:flex;align-items:center;gap:8px;flex-wrap:nowrap;}
.nav-pill{
  display:inline-flex;align-items:center;gap:6px;
  padding:9px 14px;
  border-radius:999px;
  font-size:13px;
  color:rgba(255,255,255,.82);
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.10);
  transition:transform .24s var(--ease),border-color .24s var(--ease),color .24s var(--ease),background .24s var(--ease);
  white-space:nowrap;
}
.nav-pill i{font-size:12px;opacity:.9;}
.nav-pill:hover{transform:translateY(-2px);border-color:var(--mint);color:#fff;background:rgba(255,255,255,.10);}
.nav-pill.active{
  background:var(--grad);
  color:#fff;
  border-color:transparent;
  box-shadow:0 8px 20px rgba(108,59,244,.42);
}
.nav-actions{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.nav-text-btn{
  font-size:13px;color:rgba(255,255,255,.74);
  padding:8px 12px;border-radius:999px;
  transition:color .24s var(--ease),background .24s var(--ease);
  white-space:nowrap;
}
.nav-text-btn:hover{color:#fff;background:rgba(255,255,255,.08);}
.nav-toggle{
  display:none;
  width:40px;height:40px;
  border-radius:12px;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.14);
  color:#fff;
  cursor:pointer;
}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;
  border-radius:999px;
  font-size:15px;font-weight:600;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),background .24s var(--ease),color .24s var(--ease),border-color .24s var(--ease);
  white-space:nowrap;
}
.btn-primary{
  background:var(--grad);color:#fff;
  box-shadow:0 10px 26px rgba(108,59,244,.32);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--sh2);}
.btn-primary:active{transform:translateY(0);}
.btn-outline{
  background:#fff;color:var(--brand);border-color:var(--brand);
}
.btn-outline:hover{background:#F3EEFF;transform:translateY(-2px);}
.btn-outline:active{transform:translateY(0);}
.btn-ghost{
  background:rgba(255,255,255,.10);
  color:#fff;
  border-color:rgba(255,255,255,.18);
}
.btn-ghost:hover{background:rgba(255,255,255,.18);transform:translateY(-2px);}
.btn-white{background:#fff;color:var(--brand);box-shadow:0 10px 24px rgba(21,15,40,.18);}
.btn-white:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(21,15,40,.26);}
.btn-sm{height:36px;padding:0 18px;font-size:13px;}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none;}

/* ============ 面包屑 ============ */
.breadcrumb{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  padding:22px 0 4px;
  font-size:14px;color:var(--t3);
}
.breadcrumb a{color:var(--t2);transition:color .2s var(--ease);}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb .sep{color:#C6C0D8;}
.breadcrumb .current{color:var(--t3);}

/* ============ Hero ============ */
.hero{
  position:relative;
  overflow:hidden;
  margin-top:16px;
  padding:52px 48px;
  border-radius:var(--r-xl);
  background:var(--panel);
  color:#fff;
  display:grid;
  grid-template-columns:1.18fr .82fr;
  gap:44px;
  align-items:center;
}
.hero::before{
  content:"";
  position:absolute;inset:0;
  background:url("/assets/images/backpic/back-1.webp") center/cover no-repeat;
  opacity:.20;
}
.hero::after{
  content:"";
  position:absolute;inset:0;
  background:
    radial-gradient(circle at 12% 8%,rgba(108,59,244,.68) 0%,rgba(108,59,244,0) 48%),
    radial-gradient(circle at 88% 92%,rgba(255,61,139,.54) 0%,rgba(255,61,139,0) 50%);
}
.hero > *{position:relative;z-index:2;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;
  font-size:13px;font-weight:600;
  background:rgba(255,255,255,.10);
  border:1px solid rgba(255,255,255,.16);
  color:rgba(255,255,255,.86);
}
.eyebrow i{color:var(--mint);}
.hero h1{
  margin:18px 0 14px;
  font-size:clamp(32px,4.4vw,52px);
  line-height:1.15;
  font-weight:800;
  letter-spacing:-.02em;
}
.hero h1 span{
  background:var(--grad);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;
}
.hero-lead{
  font-size:17px;line-height:1.75;
  color:rgba(255,255,255,.76);
  max-width:540px;
}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px;}
.hero-badges{display:flex;gap:12px;flex-wrap:wrap;margin-top:34px;}
.badge-data{
  display:flex;flex-direction:column;gap:2px;
  min-width:122px;
  padding:12px 16px;
  border-radius:var(--r-m);
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.10);
}
.badge-data strong{
  font-size:22px;font-weight:800;color:var(--mint);
  font-variant-numeric:tabular-nums;letter-spacing:-.01em;
}
.badge-data span{font-size:12px;color:rgba(255,255,255,.66);}

.hero-card{
  position:relative;
  width:100%;max-width:300px;
  margin:0 auto;
  aspect-ratio:9/16;
  border-radius:var(--r-l);
  overflow:hidden;
  background:var(--grad);
  box-shadow:0 26px 60px rgba(0,0,0,.5);
  transform:rotate(-3deg);
  transition:transform .28s var(--ease);
}
.hero-card:hover{transform:rotate(0) translateY(-6px);}
.hero-card img{width:100%;height:100%;object-fit:cover;}
.hero-card::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:48%;
  background:linear-gradient(180deg,rgba(21,15,40,0) 0%,rgba(21,15,40,.92) 100%);
}
.chip-time{
  position:absolute;top:12px;right:12px;z-index:3;
  padding:5px 11px;border-radius:999px;
  font-size:12px;font-weight:600;color:#fff;
  background:rgba(21,15,40,.72);
  border:1px solid rgba(255,255,255,.18);
  backdrop-filter:blur(4px);
}
.chip-flag{
  position:absolute;top:12px;left:12px;z-index:3;
  padding:5px 11px;border-radius:999px;
  font-size:12px;font-weight:600;color:#fff;
  background:var(--grad);
}
.hero-card-body{
  position:absolute;left:16px;right:16px;bottom:34px;z-index:3;
}
.hero-card-body strong{display:block;font-size:17px;font-weight:700;color:#fff;}
.hero-card-body span{font-size:13px;color:rgba(255,255,255,.72);}
.progress{
  position:absolute;left:16px;right:16px;bottom:16px;z-index:3;
  height:6px;border-radius:999px;background:rgba(255,255,255,.20);overflow:hidden;
}
.progress i{display:block;height:100%;width:72%;border-radius:999px;background:var(--grad);}

/* ============ 通用板块 ============ */
.section{padding:76px 0 0;}
.section:last-of-type{padding-bottom:0;}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;
  gap:24px;flex-wrap:wrap;margin-bottom:28px;
}
.section-tag{
  display:inline-flex;align-items:center;gap:7px;
  font-size:13px;font-weight:700;color:var(--brand);
  letter-spacing:.06em;margin-bottom:10px;
}
.section-tag::before{
  content:"";width:18px;height:4px;border-radius:999px;background:var(--grad);
}
.section-head h2{font-size:clamp(24px,3vw,34px);font-weight:700;line-height:1.25;letter-spacing:-.01em;}
.section-head p{margin-top:10px;font-size:15px;color:var(--t2);max-width:640px;}
.link-more{
  font-size:14px;font-weight:600;color:var(--brand);
  display:inline-flex;align-items:center;gap:6px;
  padding-bottom:2px;border-bottom:1px solid transparent;
  transition:border-color .24s var(--ease),gap .24s var(--ease);
}
.link-more:hover{border-color:var(--brand);gap:10px;}

/* ============ 筛选胶囊 ============ */
.filter-row{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:26px;}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:9px 17px;border-radius:999px;
  background:#fff;border:1px solid var(--line);
  font-size:13px;color:var(--t2);
  cursor:pointer;
  transition:transform .24s var(--ease),border-color .24s var(--ease),color .24s var(--ease),box-shadow .24s var(--ease);
}
.chip:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px);}
.chip.active{background:var(--grad);color:#fff;border-color:transparent;box-shadow:0 8px 20px rgba(108,59,244,.28);}

/* ============ 错落卡墙 ============ */
.wall{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:start;}
.sv-card{
  display:flex;flex-direction:column;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-l);
  overflow:hidden;
  box-shadow:var(--sh1);
  transition:transform .28s var(--ease),box-shadow .28s var(--ease);
}
.sv-card:hover{transform:translateY(-6px);box-shadow:var(--sh2);}
.sv-media{position:relative;overflow:hidden;background:var(--grad);}
.sv-media.h-tall{aspect-ratio:4/5;}
.sv-media.h-square{aspect-ratio:1/1;}
.sv-media.h-wide{aspect-ratio:16/10;}
.sv-media.h-mid{aspect-ratio:4/3;}
.sv-media img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease);}
.sv-card:hover .sv-media img{transform:scale(1.04);}
.badge-cat{
  position:absolute;top:12px;left:12px;z-index:2;
  padding:5px 11px;border-radius:999px;
  font-size:12px;font-weight:600;
  background:#EFE9FF;color:var(--brand);
}
.sv-media .chip-time{top:12px;right:12px;}
.sv-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.sv-body h3{font-size:19px;font-weight:700;line-height:1.35;}
.sv-body p{font-size:14px;color:var(--t2);line-height:1.72;}
.sv-meta{
  display:flex;align-items:center;gap:12px;flex-wrap:wrap;
  margin-top:auto;padding-top:12px;
  border-top:1px solid var(--line);
  font-size:13px;color:var(--t3);
}
.sv-meta i{color:var(--brand);margin-right:4px;}
.tag{
  display:inline-flex;align-items:center;
  padding:4px 10px;border-radius:999px;
  font-size:12px;color:var(--brand);
  background:#F3EEFF;border:1px solid #E4DAFF;
}
.tag-mint{color:#0E8E75;background:#E4FBF5;border-color:#C4F3E8;}
.tag-warm{color:#9A6A00;background:#FFF6E0;border-color:#FFE7B0;}

/* ============ 深色排行面板 ============ */
.dark-panel{
  background:var(--panel);
  border-radius:var(--r-xl);
  padding:48px;
  color:#fff;
  display:grid;
  grid-template-columns:1.12fr .88fr;
  gap:44px;
  position:relative;
  overflow:hidden;
}
.dark-panel::after{
  content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;
  background:radial-gradient(circle,rgba(108,59,244,.42) 0%,rgba(108,59,244,0) 68%);
}
.dark-panel > *{position:relative;z-index:2;}
.dark-panel h2{font-size:clamp(23px,2.6vw,30px);font-weight:700;color:#fff;line-height:1.3;}
.dark-panel .section-tag{color:var(--mint);}
.dark-panel .section-tag::before{background:var(--mint);}
.dark-panel .lead{font-size:15px;color:rgba(255,255,255,.68);margin-top:12px;max-width:520px;}
.rank-list{margin-top:26px;}
.rank-item{
  display:flex;align-items:center;gap:16px;
  padding:16px 4px;
  border-bottom:1px solid rgba(255,255,255,.10);
  border-radius:10px;
  transition:background .24s var(--ease);
}
.rank-item:hover{background:rgba(255,255,255,.05);}
.rank-item:last-child{border-bottom:none;}
.rank-no{
  min-width:36px;font-size:19px;font-weight:800;
  font-variant-numeric:tabular-nums;
  background:var(--grad);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;
}
.rank-info{flex:1;min-width:0;}
.rank-info h4{font-size:15px;font-weight:600;color:#fff;}
.rank-info p{font-size:13px;color:rgba(255,255,255,.58);margin-top:3px;}
.rank-value{
  font-size:17px;font-weight:800;color:var(--mint);
  font-variant-numeric:tabular-nums;white-space:nowrap;
}
.rank-value small{font-size:12px;font-weight:500;color:rgba(255,255,255,.55);margin-left:3px;}
.side-card{
  background:var(--panel2);
  border:1px solid rgba(255,255,255,.10);
  border-radius:var(--r-l);
  padding:28px;
}
.side-card h3{font-size:20px;font-weight:700;color:#fff;}
.side-card p{font-size:14px;color:rgba(255,255,255,.66);margin-top:10px;line-height:1.75;}
.side-badges{display:flex;gap:10px;flex-wrap:wrap;margin-top:20px;}
.side-badges .badge-data{min-width:104px;padding:10px 14px;}
.side-badges .badge-data strong{font-size:18px;}
.side-card .btn{margin-top:22px;width:100%;}

/* ============ 步骤 ============ */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.step{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-l);
  padding:26px 24px;
  box-shadow:var(--sh1);
  transition:transform .28s var(--ease),box-shadow .28s var(--ease);
}
.step:hover{transform:translateY(-5px);box-shadow:var(--sh2);}
.step-num{
  width:40px;height:40px;border-radius:13px;
  display:grid;place-items:center;
  background:var(--grad);color:#fff;
  font-size:16px;font-weight:800;
  margin-bottom:16px;
  font-variant-numeric:tabular-nums;
}
.step h3{font-size:18px;font-weight:700;margin-bottom:8px;}
.step p{font-size:14px;color:var(--t2);line-height:1.75;}

/* ============ FAQ ============ */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:920px;margin:0 auto;}
.faq-item{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-m);
  overflow:hidden;
  transition:box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.faq-item:hover{border-color:#DCD2F7;}
.faq-item.open{box-shadow:var(--sh1);border-color:#D8CCFA;}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:19px 22px;
  background:none;border:none;
  font-size:16px;font-weight:600;color:var(--t1);
  text-align:left;cursor:pointer;
}
.faq-icon{
  flex-shrink:0;
  width:28px;height:28px;border-radius:50%;
  display:grid;place-items:center;
  border:1px solid var(--line);
  color:var(--brand);font-size:12px;
  transition:background .24s var(--ease),color .24s var(--ease),border-color .24s var(--ease);
}
.faq-item.open .faq-icon{background:var(--grad);color:#fff;border-color:transparent;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s var(--ease);}
.faq-a p{padding:0 22px 20px;font-size:15px;line-height:1.85;color:var(--t2);}
.faq-item.open .faq-a{max-height:340px;}

/* ============ CTA ============ */
.cta-band{
  position:relative;overflow:hidden;
  background:var(--grad);
  border-radius:var(--r-xl);
  padding:52px 48px;
  color:#fff;
  display:grid;
  grid-template-columns:1.3fr auto;
  gap:32px;
  align-items:center;
  box-shadow:0 24px 56px rgba(108,59,244,.28);
}
.cta-band::after{
  content:"";position:absolute;right:-80px;bottom:-140px;width:360px;height:360px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.30) 0%,rgba(255,255,255,0) 70%);
}
.cta-band > *{position:relative;z-index:2;}
.cta-band h2{font-size:clamp(24px,3vw,34px);font-weight:800;line-height:1.25;color:#fff;letter-spacing:-.01em;}
.cta-band p{margin-top:12px;font-size:15px;color:rgba(255,255,255,.88);max-width:560px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}

/* ============ 页脚 ============ */
.site-footer{
  margin-top:88px;
  background:var(--panel);
  color:#fff;
  padding:64px 0 0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.1fr;
  gap:40px;
  padding-bottom:44px;
}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.footer-brand .brand-mark{width:40px;height:40px;border-radius:12px;}
.footer-brand strong{display:block;font-size:15px;font-weight:700;color:#fff;}
.footer-brand em{font-style:normal;font-size:12px;color:rgba(255,255,255,.58);}
.site-footer p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.66);max-width:340px;}
.footer-col h4{
  font-size:14px;font-weight:600;color:var(--mint);
  margin-bottom:16px;letter-spacing:.02em;
}
.footer-col ul li{margin-bottom:11px;}
.footer-col a{
  font-size:14px;color:rgba(255,255,255,.70);
  padding-bottom:2px;border-bottom:1px solid transparent;
  transition:color .24s var(--ease),border-color .24s var(--ease);
}
.footer-col a:hover{color:#fff;border-color:var(--mint);}
.footer-contact li{
  display:flex;align-items:center;gap:9px;
  font-size:14px;color:rgba(255,255,255,.70);
}
.footer-contact i{color:var(--mint);font-size:13px;}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:22px 0 30px;
  border-top:1px solid rgba(255,255,255,.10);
  font-size:13px;color:rgba(255,255,255,.52);
}
.footer-bottom a{color:rgba(255,255,255,.70);}
.footer-bottom a:hover{color:#fff;}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .wall{grid-template-columns:repeat(2,1fr);}
  .steps{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px;}
}
@media (max-width:1023px){
  .nav-toggle{display:grid;place-items:center;}
  .nav-links{
    display:none;
    position:absolute;
    top:calc(100% + 10px);left:0;right:0;
    grid-template-columns:1fr 1fr;
    gap:10px;
    padding:14px;
    background:var(--panel2);
    border:1px solid rgba(255,255,255,.10);
    border-radius:var(--r-l);
    box-shadow:0 24px 48px rgba(21,15,40,.5);
  }
  .nav-panel.open .nav-links{display:grid;}
  .nav-pill{justify-content:flex-start;padding:12px 14px;font-size:13px;}
  .nav-actions .btn{display:none;}
  .hero{grid-template-columns:1fr;padding:40px 32px;gap:34px;}
  .hero-card{max-width:260px;}
  .dark-panel{grid-template-columns:1fr;padding:36px 28px;gap:30px;}
  .cta-band{grid-template-columns:1fr;padding:40px 32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
}
@media (max-width:767px){
  .section{padding:52px 0 0;}
  .section-head{margin-bottom:22px;}
  .wall{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;}
  .hero{padding:32px 22px;border-radius:var(--r-l);}
  .hero h1{margin:14px 0 12px;}
  .hero-lead{font-size:16px;}
  .hero-actions .btn{width:100%;}
  .badge-data{min-width:calc(50% - 6px);flex:1;}
  .dark-panel{padding:30px 22px;border-radius:var(--r-l);}
  .cta-band{padding:32px 22px;border-radius:var(--r-l);}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .site-footer{margin-top:64px;padding-top:48px;}
  .faq-q{font-size:15px;padding:16px 18px;}
  .faq-a p{padding:0 18px 18px;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .brand-text strong{font-size:14px;}
  .brand-text em{display:none;}
  .hero h1{font-size:29px;}
  .section-head h2{font-size:23px;}
  .sv-body{padding:16px 16px 18px;}
  .sv-body h3{font-size:17px;}
  .rank-info h4{font-size:14px;}
  .footer-bottom{font-size:12px;}
}

/* roulang page: category2 */
:root{
  --brand:#6C3BF4;
  --brand-deep:#4E22C9;
  --brand-soft:#EFE9FF;
  --pink:#FF3D8B;
  --orange:#FF8A3D;
  --mint:#2BE8C0;
  --amber:#FFC53D;
  --grad:linear-gradient(135deg,#6C3BF4 0%,#FF3D8B 55%,#FF8A3D 100%);
  --grad-soft:linear-gradient(135deg,rgba(108,59,244,.12),rgba(255,61,139,.10));
  --bg:#F7F5FC;
  --card:#FFFFFF;
  --panel:#150F28;
  --panel-2:#1D1636;
  --line:#E8E4F2;
  --text:#1A1330;
  --text-2:#57506E;
  --text-3:#8C86A0;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --r-xl:32px;
  --r-pill:999px;
  --sh-1:0 2px 8px rgba(26,19,48,.06),0 12px 32px rgba(26,19,48,.08);
  --sh-2:0 16px 40px rgba(108,59,244,.18);
  --ease:cubic-bezier(.22,.61,.36,1);
  --t:240ms;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input{font:inherit;color:inherit;}
button{border:0;background:none;cursor:pointer;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;padding:0;}
ul,ol{list-style:none;}
:focus-visible{outline:2px solid var(--mint);outline-offset:2px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}

/* ============ 导航 ============ */
.site-header{position:sticky;top:0;z-index:900;padding:14px 0;background:linear-gradient(180deg,rgba(247,245,252,.92),rgba(247,245,252,.55));backdrop-filter:blur(10px);}
.nav-panel{
  display:flex;align-items:center;gap:18px;
  background:var(--panel);
  border:1px solid rgba(255,255,255,.08);
  border-radius:var(--r-lg);
  padding:12px 18px;
  min-height:66px;
  box-shadow:0 14px 34px rgba(21,15,40,.26);
}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.brand-mark{
  width:42px;height:42px;border-radius:14px;
  background:var(--grad);
  display:flex;align-items:center;justify-content:center;
  color:#fff;font-size:18px;
  box-shadow:0 8px 20px rgba(108,59,244,.42);
}
.brand-text{display:flex;flex-direction:column;line-height:1.2;}
.brand-text strong{color:#fff;font-size:16px;font-weight:800;letter-spacing:.02em;}
.brand-text em{font-style:normal;font-size:11px;color:var(--mint);letter-spacing:.16em;}
.nav-links{display:flex;align-items:center;gap:8px;flex:1;justify-content:center;}
.nav-pill{
  display:inline-flex;align-items:center;gap:6px;
  padding:9px 15px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.10);
  color:rgba(255,255,255,.76);
  font-size:13px;white-space:nowrap;
  transition:transform var(--t) var(--ease),border-color var(--t) var(--ease),color var(--t) var(--ease),background var(--t) var(--ease);
}
.nav-pill i{font-size:12px;opacity:.85;}
.nav-pill:hover{transform:translateY(-2px);border-color:var(--mint);color:#fff;background:rgba(255,255,255,.10);}
.nav-pill.active{background:var(--grad);border-color:transparent;color:#fff;box-shadow:0 8px 20px rgba(255,61,139,.28);}
.nav-actions{display:flex;align-items:center;gap:14px;flex-shrink:0;}
.nav-text-btn{color:rgba(255,255,255,.72);font-size:14px;transition:color var(--t) var(--ease);}
.nav-text-btn:hover{color:#fff;}
.nav-toggle{display:none;width:42px;height:42px;border-radius:12px;background:rgba(255,255,255,.08);color:#fff;font-size:16px;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;
  transition:transform var(--t) var(--ease),box-shadow var(--t) var(--ease),background var(--t) var(--ease),color var(--t) var(--ease),border-color var(--t) var(--ease);
  white-space:nowrap;
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 26px rgba(108,59,244,.30);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 36px rgba(255,61,139,.32);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:rgba(255,255,255,.08);color:#fff;border:1px solid rgba(255,255,255,.22);}
.btn-ghost:hover{background:rgba(255,255,255,.16);transform:translateY(-2px);}
.btn-outline{background:#fff;color:var(--brand);border:1px solid var(--brand);}
.btn-outline:hover{background:var(--brand-soft);transform:translateY(-2px);}
.btn-white{background:#fff;color:var(--brand-deep);box-shadow:0 12px 28px rgba(21,15,40,.20);}
.btn-white:hover{transform:translateY(-2px);box-shadow:0 18px 38px rgba(21,15,40,.26);}
.btn-sm{height:38px;padding:0 16px;font-size:13px;}

/* ============ 面包屑 ============ */
.crumb{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--text-3);padding:22px 0 0;}
.crumb a{color:var(--text-2);transition:color var(--t) var(--ease);}
.crumb a:hover{color:var(--brand);}
.crumb span.sep{color:#C6C0DA;}
.crumb .current{color:var(--text-3);}

/* ============ Hero ============ */
.hero{padding:22px 0 8px;}
.hero-card{
  position:relative;overflow:hidden;
  background:var(--panel);
  border-radius:var(--r-xl);
  padding:52px 48px;
  display:grid;grid-template-columns:1.12fr .88fr;gap:48px;align-items:center;
  color:#fff;
}
.hero-card::before{
  content:"";position:absolute;width:520px;height:520px;left:-160px;top:-200px;
  background:radial-gradient(circle,rgba(108,59,244,.55),transparent 68%);
  pointer-events:none;
}
.hero-card::after{
  content:"";position:absolute;width:480px;height:480px;right:-150px;bottom:-220px;
  background:radial-gradient(circle,rgba(255,61,139,.45),transparent 68%);
  pointer-events:none;
}
.hero-inner{position:relative;z-index:2;}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);
  font-size:13px;color:var(--mint);
}
.hero h1{
  margin:20px 0 16px;
  font-size:46px;line-height:1.16;font-weight:800;letter-spacing:-.02em;
}
.hero h1 .hl{
  background:var(--grad);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{font-size:17px;line-height:1.8;color:rgba(255,255,255,.74);max-width:520px;}
.hero-btns{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.stat-row{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:36px;position:relative;z-index:2;}
.stat{
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.10);
  border-radius:var(--r-md);
  padding:14px 16px;
}
.stat b{display:block;font-size:24px;font-weight:800;color:var(--mint);font-variant-numeric:tabular-nums;line-height:1.3;}
.stat span{font-size:12.5px;color:rgba(255,255,255,.66);}
.hero-visual{position:relative;z-index:2;justify-self:center;}
.hero-phone{
  position:relative;width:100%;max-width:300px;aspect-ratio:9/16;
  border-radius:28px;overflow:hidden;
  border:1px solid rgba(255,255,255,.16);
  box-shadow:0 28px 60px rgba(0,0,0,.42);
  transform:rotate(-3deg);
  transition:transform 320ms var(--ease),box-shadow 320ms var(--ease);
}
.hero-phone:hover{transform:rotate(0);box-shadow:0 34px 70px rgba(255,61,139,.32);}
.hero-phone img{width:100%;height:100%;object-fit:cover;}
.hero-phone .veil{
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(21,15,40,.10) 0%,rgba(21,15,40,.20) 45%,rgba(21,15,40,.88) 100%);
}
.hero-phone .play{
  position:absolute;left:50%;top:44%;transform:translate(-50%,-50%);
  width:58px;height:58px;border-radius:50%;
  background:rgba(255,255,255,.92);color:var(--brand-deep);
  display:flex;align-items:center;justify-content:center;font-size:20px;
  box-shadow:0 10px 26px rgba(0,0,0,.28);
}
.hero-phone .dur{
  position:absolute;right:12px;top:12px;
  padding:4px 10px;border-radius:var(--r-pill);
  background:rgba(21,15,40,.62);color:#fff;font-size:12px;backdrop-filter:blur(6px);
}
.hero-phone .bar{
  position:absolute;left:14px;right:14px;bottom:16px;height:6px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.24);overflow:hidden;
}
.hero-phone .bar i{display:block;width:72%;height:100%;background:var(--grad);}

/* ============ 通用板块 ============ */
.section{padding:72px 0;}
.section-head{max-width:720px;margin-bottom:40px;}
.section-head .kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:var(--brand);
  background:var(--brand-soft);padding:5px 14px;border-radius:var(--r-pill);
}
.section-head h2{margin:16px 0 12px;font-size:34px;line-height:1.25;font-weight:700;letter-spacing:-.01em;}
.section-head p{color:var(--text-2);font-size:16.5px;}

/* ============ 图文交错行 ============ */
.alt-list{display:flex;flex-direction:column;}
.alt-row{
  display:grid;grid-template-columns:5fr 7fr;gap:48px;align-items:center;
  padding:36px 0;
  border-bottom:1px solid var(--line);
}
.alt-row:first-child{padding-top:0;}
.alt-row:last-child{border-bottom:0;padding-bottom:0;}
.alt-media{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);transition:box-shadow var(--t) var(--ease),transform var(--t) var(--ease);}
.alt-media img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform 320ms var(--ease);}
.alt-media:hover{box-shadow:var(--sh-2);transform:translateY(-4px);}
.alt-media:hover img{transform:scale(1.04);}
.alt-row.reverse .alt-media{order:2;}
.alt-body .tagline{
  display:inline-block;
  background:var(--brand-soft);color:var(--brand);
  font-size:12px;font-weight:600;
  padding:5px 13px;border-radius:var(--r-pill);
}
.alt-body h3{margin:16px 0 12px;font-size:24px;line-height:1.4;font-weight:700;}
.alt-body p{color:var(--text-2);font-size:16px;line-height:1.85;}
.alt-body ul{margin-top:18px;display:flex;flex-direction:column;gap:10px;}
.alt-body ul li{display:flex;gap:10px;align-items:flex-start;font-size:15px;color:var(--text-2);}
.alt-body ul li::before{
  content:"";flex-shrink:0;width:7px;height:7px;margin-top:10px;border-radius:50%;
  background:var(--mint);
}

/* ============ 小贴士深色面板 ============ */
.tips{
  position:relative;overflow:hidden;
  border-radius:var(--r-xl);
  background:var(--panel) url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  padding:52px 48px;color:#fff;
}
.tips::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(140deg,rgba(21,15,40,.94),rgba(29,22,54,.86) 55%,rgba(108,59,244,.55));
}
.tips-inner{position:relative;z-index:2;}
.tips h2{font-size:30px;line-height:1.3;font-weight:700;margin-bottom:14px;}
.tips > .tips-inner > p{color:rgba(255,255,255,.72);max-width:660px;}
.tip-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:34px;}
.tip-card{
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.10);
  border-radius:var(--r-md);
  padding:22px;
  transition:transform var(--t) var(--ease),border-color var(--t) var(--ease);
}
.tip-card:hover{transform:translateY(-4px);border-color:rgba(43,232,192,.5);}
.tip-card i.icon{font-size:18px;color:var(--mint);}
.tip-card h3{font-size:18px;font-weight:700;margin:14px 0 8px;}
.tip-card p{font-size:14.5px;color:rgba(255,255,255,.70);line-height:1.75;}

/* ============ FAQ ============ */
.faq-wrap{max-width:860px;}
.faq-item{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  margin-bottom:14px;
  overflow:hidden;
  transition:border-color var(--t) var(--ease),box-shadow var(--t) var(--ease);
}
.faq-item[open]{border-color:rgba(108,59,244,.35);box-shadow:var(--sh-1);}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 22px;
  font-size:16px;font-weight:600;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary .mark{
  flex-shrink:0;width:28px;height:28px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  border:1.5px solid var(--brand);color:var(--brand);font-size:14px;
  transition:transform var(--t) var(--ease),background var(--t) var(--ease),color var(--t) var(--ease);
}
.faq-item[open] summary .mark{background:var(--grad);border-color:transparent;color:#fff;transform:rotate(45deg);}
.faq-body{padding:0 22px 22px;color:var(--text-2);font-size:15px;line-height:1.85;}

/* ============ CTA ============ */
.cta-card{
  position:relative;overflow:hidden;
  background:var(--grad);
  border-radius:var(--r-xl);
  padding:56px 48px;
  display:grid;grid-template-columns:1.2fr .8fr;gap:40px;align-items:center;
  color:#fff;
  box-shadow:0 24px 60px rgba(108,59,244,.28);
}
.cta-card::after{
  content:"";position:absolute;width:420px;height:420px;right:-120px;top:-160px;
  background:radial-gradient(circle,rgba(255,255,255,.30),transparent 70%);
}
.cta-card h2{font-size:32px;line-height:1.3;font-weight:800;margin-bottom:14px;position:relative;z-index:2;}
.cta-card p{color:rgba(255,255,255,.88);font-size:16.5px;max-width:560px;position:relative;z-index:2;}
.cta-actions{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-top:28px;position:relative;z-index:2;}
.cta-link{color:#fff;font-size:15px;border-bottom:1px solid rgba(255,255,255,.5);padding-bottom:2px;transition:border-color var(--t) var(--ease);}
.cta-link:hover{border-color:#fff;}
.cta-visual{position:relative;z-index:2;justify-self:end;}
.cta-visual img{
  width:210px;aspect-ratio:9/16;object-fit:cover;border-radius:22px;
  border:1px solid rgba(255,255,255,.35);
  box-shadow:0 22px 48px rgba(21,15,40,.30);
  transform:rotate(3deg);
  transition:transform 320ms var(--ease);
}
.cta-visual img:hover{transform:rotate(0);}

/* ============ 页脚 ============ */
.site-footer{background:var(--panel);color:rgba(255,255,255,.72);margin-top:88px;padding:64px 0 26px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:18px;}
.footer-brand strong{display:block;color:#fff;font-size:15.5px;font-weight:700;}
.footer-brand em{font-style:normal;font-size:12px;color:var(--mint);letter-spacing:.08em;}
.site-footer p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.60);max-width:340px;}
.footer-col h4{font-size:14px;font-weight:600;color:var(--mint);margin-bottom:18px;}
.footer-col ul{display:flex;flex-direction:column;gap:12px;}
.footer-col a{font-size:14px;color:rgba(255,255,255,.70);transition:color var(--t) var(--ease);}
.footer-col a:hover{color:#fff;text-decoration:underline;text-decoration-color:var(--pink);text-underline-offset:4px;}
.footer-contact li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:rgba(255,255,255,.70);}
.footer-contact i{color:var(--mint);margin-top:4px;font-size:13px;}
.footer-bottom{
  margin-top:48px;padding-top:22px;
  border-top:1px solid rgba(255,255,255,.10);
  display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.52);
}
.footer-bottom a{color:rgba(255,255,255,.72);}
.footer-bottom a:hover{color:#fff;}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .hero h1{font-size:40px;}
  .hero-card{padding:46px 38px;gap:36px;}
}
@media (max-width:1023px){
  .nav-links{gap:6px;}
  .nav-pill{padding:8px 12px;font-size:12.5px;}
  .nav-pill i{display:none;}
  .nav-text-btn{display:none;}
  .hero-card{grid-template-columns:1fr;padding:44px 34px;}
  .hero-visual{justify-self:start;}
  .hero-phone{max-width:250px;transform:none;}
  .stat-row{margin-top:30px;}
  .alt-row{grid-template-columns:1fr;gap:24px;padding:30px 0;}
  .alt-row.reverse .alt-media{order:0;}
  .tip-grid{grid-template-columns:1fr;gap:14px;}
  .cta-card{grid-template-columns:1fr;padding:44px 34px;}
  .cta-visual{justify-self:start;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .section{padding:58px 0;}
  .section-head h2{font-size:28px;}
}
@media (max-width:767px){
  .nav-toggle{display:flex;align-items:center;justify-content:center;}
  .nav-actions .btn-primary{display:none;}
  .nav-links{
    display:none;
    position:absolute;left:16px;right:16px;top:96px;
    background:var(--panel-2);
    border:1px solid rgba(255,255,255,.12);
    border-radius:var(--r-lg);
    padding:16px;
    flex-direction:column;align-items:stretch;gap:10px;
    box-shadow:0 24px 56px rgba(21,15,40,.45);
    z-index:1000;
  }
  .nav-links.open{display:flex;}
  .nav-pill{justify-content:flex-start;padding:12px 16px;font-size:14px;border-radius:var(--r-md);}
  .nav-pill i{display:inline-block;font-size:13px;}
  .hero-card{padding:34px 24px;border-radius:var(--r-lg);}
  .hero h1{font-size:31px;}
  .hero-sub{font-size:16px;}
  .stat-row{grid-template-columns:1fr;gap:10px;}
  .hero-btns .btn{height:44px;padding:0 20px;font-size:14.5px;}
  .crumb{padding-top:16px;font-size:13px;}
  .section{padding:46px 0;}
  .section-head{margin-bottom:28px;}
  .section-head h2{font-size:24px;}
  .alt-body h3{font-size:20px;}
  .tips{padding:36px 24px;border-radius:var(--r-lg);}
  .tips h2{font-size:23px;}
  .cta-card{padding:36px 24px;border-radius:var(--r-lg);}
  .cta-card h2{font-size:24px;}
  .cta-visual img{width:170px;transform:none;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .site-footer{padding:48px 0 22px;margin-top:60px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
}
@media (max-width:480px){
  .container{padding:0 16px;}
  .hero h1{font-size:28px;}
  .brand-text strong{font-size:14.5px;}
  .btn{font-size:14px;}
}

/* roulang page: category4 */
:root{
  --brand:#6C3BF4;
  --brand-deep:#4E22C9;
  --pink:#FF3D8B;
  --orange:#FF8A3D;
  --mint:#2BE8C0;
  --yellow:#FFC53D;
  --bg:#F7F5FC;
  --card:#FFFFFF;
  --panel:#150F28;
  --panel-2:#1D1636;
  --line:#E8E4F2;
  --text:#1A1330;
  --text-2:#57506E;
  --text-3:#8C86A0;
  --grad:linear-gradient(135deg,#6C3BF4 0%,#FF3D8B 55%,#FF8A3D 100%);
  --grad-soft:linear-gradient(135deg,#EFE9FF 0%,#FFF0F6 100%);
  --r-s:10px;
  --r-m:16px;
  --r-l:24px;
  --r-xl:32px;
  --r-pill:999px;
  --sh-1:0 2px 8px rgba(26,19,48,.06),0 12px 32px rgba(26,19,48,.08);
  --sh-2:0 16px 40px rgba(108,59,244,.18);
  --ease:cubic-bezier(.22,.61,.36,1);
  --t:240ms;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16.5px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--r-m)}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;line-height:1.25;letter-spacing:-.01em}
p{margin:0}
strong{font-weight:700}
:focus-visible{outline:2px solid var(--mint);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
.num{font-variant-numeric:tabular-nums;font-weight:700}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;white-space:nowrap;
  transition:transform var(--t) var(--ease),box-shadow var(--t) var(--ease),background var(--t) var(--ease),color var(--t) var(--ease);
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 8px 24px rgba(108,59,244,.28)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 34px rgba(108,59,244,.36)}
.btn-primary:active{transform:translateY(0);background:var(--brand-deep)}
.btn-outline{background:#fff;color:var(--brand);border:1px solid var(--brand)}
.btn-outline:hover{transform:translateY(-2px);box-shadow:var(--sh-1);background:#FBFAFF}
.btn-ghost{background:rgba(255,255,255,.08);color:#fff;border:1px solid rgba(255,255,255,.16)}
.btn-ghost:hover{background:rgba(255,255,255,.16);transform:translateY(-2px)}
.btn-sm{height:36px;padding:0 16px;font-size:14px}
.btn-block{width:100%}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}

/* ---------- 标签 / 徽章 ---------- */
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:var(--r-pill);
  background:#EFE9FF;color:var(--brand);
  font-size:12.5px;font-weight:600;line-height:1.5;
}
.tag-mint{background:rgba(43,232,192,.14);color:#0E8C74}
.tag-warm{background:rgba(255,197,61,.18);color:#8A5A00}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 10px;border-radius:var(--r-pill);
  background:rgba(21,15,40,.85);color:#fff;font-size:12.5px;
  backdrop-filter:blur(4px);
}
.badge .num{color:var(--mint)}

/* ---------- 头部导航 ---------- */
.site-header{position:sticky;top:0;z-index:60;padding:12px 0}
.site-header .container{padding:0 16px}
.nav-panel{
  display:flex;align-items:center;gap:18px;
  background:var(--panel);border-radius:var(--r-l);
  padding:12px 18px;box-shadow:0 14px 40px rgba(21,15,40,.24);
}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:40px;height:40px;border-radius:14px;
  background:var(--grad);color:#fff;
  display:grid;place-items:center;font-size:17px;
  box-shadow:0 6px 18px rgba(108,59,244,.42);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{color:#fff;font-size:15.5px;letter-spacing:.01em}
.brand-text em{font-style:normal;font-size:11.5px;color:rgba(255,255,255,.6)}
.nav-links{display:flex;align-items:center;gap:8px;flex:1;flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none}
.nav-links::-webkit-scrollbar{display:none}
.nav-pill{
  display:inline-flex;align-items:center;gap:7px;flex-shrink:0;
  height:40px;padding:0 14px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.10);
  color:rgba(255,255,255,.78);font-size:13px;font-weight:500;
  transition:all var(--t) var(--ease);
}
.nav-pill i{font-size:13px;color:rgba(255,255,255,.6);transition:color var(--t) var(--ease)}
.nav-pill:hover{transform:translateY(-2px);border-color:var(--mint);color:#fff}
.nav-pill:hover i{color:var(--mint)}
.nav-pill.active{background:var(--grad);color:#fff;border-color:transparent;box-shadow:0 8px 20px rgba(108,59,244,.35)}
.nav-pill.active i{color:#fff}
.nav-actions{display:flex;align-items:center;gap:12px;flex-shrink:0}
.nav-text-btn{color:rgba(255,255,255,.72);font-size:14px;transition:color var(--t) var(--ease)}
.nav-text-btn:hover{color:#fff;text-decoration:underline;text-decoration-color:var(--mint);text-underline-offset:4px}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:14px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);
  color:#fff;place-items:center;font-size:16px;
}

/* ---------- 移动抽屉 ---------- */
.drawer-mask{
  position:fixed;inset:0;background:rgba(21,15,40,.6);
  opacity:0;visibility:hidden;transition:opacity var(--t) var(--ease),visibility var(--t);
  z-index:70;
}
.drawer-mask.open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;height:100%;width:min(360px,88vw);
  background:var(--panel-2);z-index:80;
  transform:translateX(100%);transition:transform 240ms var(--ease);
  display:flex;flex-direction:column;padding:20px;gap:18px;overflow-y:auto;
}
.drawer.open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between}
.drawer-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.drawer-card{
  display:flex;flex-direction:column;gap:8px;
  padding:16px 14px;border-radius:var(--r-m);
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.10);
  color:#fff;font-size:14px;font-weight:600;
  transition:all var(--t) var(--ease);
}
.drawer-card i{color:var(--mint);font-size:16px}
.drawer-card:hover{border-color:var(--mint);transform:translateY(-2px)}
.drawer-card.active{background:var(--grad);border-color:transparent}
.drawer-card.active i{color:#fff}
.drawer-cta{margin-top:auto}
.drawer-close{width:40px;height:40px;border-radius:12px;background:rgba(255,255,255,.08);color:#fff;display:grid;place-items:center}

/* ---------- 面包屑 ---------- */
.crumb{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  font-size:14px;color:rgba(255,255,255,.62);padding:26px 0 18px;
}
.crumb a{color:rgba(255,255,255,.62);transition:color var(--t) var(--ease)}
.crumb a:hover{color:#fff}
.crumb span.sep{opacity:.5}
.crumb .crumb-current{color:var(--mint)}

/* ---------- 分类小首屏 ---------- */
.hero-cat{
  position:relative;overflow:hidden;background:var(--panel);
  border-radius:0 0 var(--r-xl) var(--r-xl);
}
.hero-cat::before,.hero-cat::after{
  content:"";position:absolute;border-radius:50%;pointer-events:none;
}
.hero-cat::before{
  width:520px;height:520px;left:-160px;top:-200px;
  background:radial-gradient(circle,rgba(108,59,244,.55),transparent 68%);
}
.hero-cat::after{
  width:560px;height:560px;right:-180px;bottom:-260px;
  background:radial-gradient(circle,rgba(255,61,139,.42),transparent 68%);
}
.hero-grid{
  position:relative;z-index:1;
  display:grid;grid-template-columns:1.12fr .88fr;gap:48px;align-items:center;
  padding:16px 0 72px;
}
.hero-copy h1{
  color:#fff;font-size:46px;font-weight:800;letter-spacing:-.02em;
  margin:18px 0 16px;
}
.hero-copy h1 .hl{
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{color:rgba(255,255,255,.75);font-size:17px;max-width:520px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin:28px 0 30px}
.hero-badges{display:flex;gap:14px;flex-wrap:wrap}
.hero-badges li{
  display:flex;align-items:center;gap:10px;
  padding:10px 16px;border-radius:var(--r-m);
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.10);
}
.hero-badges li i{color:var(--mint);font-size:15px}
.hero-badges li strong{color:#fff;font-size:18px;font-variant-numeric:tabular-nums}
.hero-badges li span{color:rgba(255,255,255,.62);font-size:13px}
.hero-visual{display:flex;justify-content:center}
.screen-card{
  position:relative;width:100%;max-width:330px;
  border-radius:var(--r-l);overflow:hidden;
  border:1px solid rgba(255,255,255,.14);
  background:linear-gradient(135deg,#241A45,#150F28);
  box-shadow:0 26px 60px rgba(0,0,0,.42);
  transform:rotate(-3deg);
  transition:transform 260ms var(--ease),box-shadow 260ms var(--ease);
}
.screen-card:hover{transform:rotate(0) translateY(-6px);box-shadow:0 30px 70px rgba(108,59,244,.36)}
.screen-card img{width:100%;aspect-ratio:9/16;object-fit:cover;border-radius:0}
.screen-card .pill-top{
  position:absolute;top:14px;left:14px;
  background:rgba(21,15,40,.78);color:#fff;font-size:12.5px;
  padding:5px 12px;border-radius:var(--r-pill);backdrop-filter:blur(4px);
}
.screen-card .screen-cap{
  position:absolute;left:0;right:0;bottom:0;padding:44px 18px 18px;
  background:linear-gradient(180deg,transparent,rgba(21,15,40,.92));
  color:#fff;
}
.screen-card .screen-cap strong{display:block;font-size:16px;margin-bottom:4px}
.screen-card .screen-cap span{font-size:13px;color:rgba(255,255,255,.72)}

/* ---------- 通用板块 ---------- */
.section{padding:76px 0}
.section.tight{padding:56px 0}
.section-head{max-width:720px;margin-bottom:36px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:var(--brand);letter-spacing:.04em;
  margin-bottom:12px;
}
.eyebrow::before{content:"";width:22px;height:3px;border-radius:999px;background:var(--grad)}
.section-title{font-size:33px;font-weight:700}
.section-sub{color:var(--text-2);margin-top:12px;font-size:16px}

/* ---------- 深色控制面板 ---------- */
.panel-dark{
  position:relative;overflow:hidden;
  background:var(--panel);border-radius:var(--r-xl);
  padding:48px;border:1px solid rgba(255,255,255,.08);
}
.panel-dark::after{
  content:"";position:absolute;right:-120px;top:-140px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,61,139,.34),transparent 68%);
}
.panel-dark .panel-title{color:#fff;font-size:26px;font-weight:700;position:relative;z-index:1}
.panel-dark .panel-desc{color:rgba(255,255,255,.68);margin-top:10px;max-width:640px;position:relative;z-index:1}
.guard-grid{
  position:relative;z-index:1;
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:34px;
}
.guard-card{
  padding:22px 20px;border-radius:var(--r-m);
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.10);
  transition:all var(--t) var(--ease);
}
.guard-card:hover{transform:translateY(-4px);border-color:rgba(43,232,192,.5);background:rgba(255,255,255,.09)}
.guard-card i{color:var(--mint);font-size:18px}
.guard-card h3{color:#fff;font-size:17px;font-weight:600;margin:14px 0 8px}
.guard-card p{color:rgba(255,255,255,.62);font-size:14px;line-height:1.7}
.guard-card .num{color:rgba(255,255,255,.28);font-size:13px;display:block;margin-top:14px}

/* ---------- 时间轴 ---------- */
.timeline{position:relative;padding-left:60px;margin-top:8px}
.timeline::before{
  content:"";position:absolute;left:18px;top:10px;bottom:10px;width:4px;
  border-radius:999px;background:var(--grad);opacity:.85;
}
.tl-item{position:relative;padding-bottom:24px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
  content:"";position:absolute;left:-46px;top:26px;width:16px;height:16px;border-radius:50%;
  background:#fff;border:4px solid var(--brand);box-shadow:0 0 0 5px rgba(108,59,244,.12);
}
.tl-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-l);
  padding:26px 28px;box-shadow:var(--sh-1);
  transition:transform var(--t) var(--ease),box-shadow var(--t) var(--ease),border-color var(--t) var(--ease);
}
.tl-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(108,59,244,.28)}
.tl-top{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.tl-index{
  font-size:28px;font-weight:800;line-height:1;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
  font-variant-numeric:tabular-nums;
}
.tl-card h3{font-size:20px;font-weight:700}
.tl-card p{color:var(--text-2);font-size:15.5px;margin-top:12px;line-height:1.8}
.tl-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:16px}

/* ---------- 风险对照行 ---------- */
.compare{background:var(--card);border:1px solid var(--line);border-radius:var(--r-xl);overflow:hidden;box-shadow:var(--sh-1)}
.compare-row{
  display:grid;grid-template-columns:56px 1.05fr 1fr;gap:20px;
  padding:24px 28px;border-bottom:1px solid var(--line);
  align-items:center;transition:background var(--t) var(--ease);
}
.compare-row:last-child{border-bottom:0}
.compare-row:hover{background:#FAF8FF}
.compare-no{
  font-size:26px;font-weight:800;line-height:1;font-variant-numeric:tabular-nums;
  color:transparent;background:var(--grad);-webkit-background-clip:text;background-clip:text;
}
.compare-risk{font-size:16.5px;font-weight:600}
.compare-risk small{display:block;color:var(--text-3);font-size:13px;font-weight:400;margin-top:4px}
.compare-act{display:flex;gap:12px;align-items:flex-start;color:var(--text-2);font-size:15px}
.compare-act i{color:var(--mint);margin-top:4px}

/* ---------- 设备图文 ---------- */
.device-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.device-figure{
  border-radius:var(--r-xl);overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--sh-1);background:#fff;
}
.device-figure img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:0}
.device-list{margin-top:22px;display:grid;gap:14px}
.device-item{
  display:flex;align-items:center;gap:16px;
  padding:18px 20px;border-radius:var(--r-m);
  background:var(--card);border:1px solid var(--line);
  transition:all var(--t) var(--ease);
}
.device-item:hover{transform:translateY(-3px);box-shadow:var(--sh-1);border-color:rgba(108,59,244,.26)}
.device-icon{
  width:44px;height:44px;border-radius:14px;display:grid;place-items:center;
  background:var(--grad-soft);color:var(--brand);font-size:17px;flex-shrink:0;
}
.device-item h4{font-size:15.5px;font-weight:600}
.device-item p{font-size:13.5px;color:var(--text-3);margin-top:2px}
.device-state{margin-left:auto;flex-shrink:0}
.state-ok{background:rgba(43,232,192,.14);color:#0E8C74;padding:5px 12px;border-radius:var(--r-pill);font-size:12.5px;font-weight:600}
.state-warn{background:rgba(255,197,61,.2);color:#8A5A00;padding:5px 12px;border-radius:var(--r-pill);font-size:12.5px;font-weight:600}

/* ---------- FAQ ---------- */
.faq{display:grid;gap:14px;max-width:900px}
.faq-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-l);
  overflow:hidden;transition:box-shadow var(--t) var(--ease),border-color var(--t) var(--ease);
}
.faq-item.open{box-shadow:var(--sh-1);border-color:rgba(108,59,244,.3)}
.faq-q{
  width:100%;display:flex;align-items:center;gap:16px;justify-content:space-between;
  padding:20px 24px;font-size:16.5px;font-weight:600;text-align:left;
}
.faq-icon{
  width:32px;height:32px;border-radius:50%;flex-shrink:0;
  display:grid;place-items:center;font-size:13px;
  border:1.5px solid transparent;
  background:linear-gradient(#fff,#fff) padding-box,var(--grad) border-box;
  color:var(--brand);transition:transform var(--t) var(--ease);
}
.faq-item.open .faq-icon{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height 300ms var(--ease)}
.faq-a p{padding:0 24px 22px;color:var(--text-2);font-size:15.5px;line-height:1.85}

/* ---------- CTA 大卡 ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--r-xl);
  background:var(--grad);padding:56px 52px;
  display:grid;grid-template-columns:1.25fr .75fr;gap:36px;align-items:center;
  box-shadow:0 22px 60px rgba(108,59,244,.3);
}
.cta-band::after{
  content:"";position:absolute;right:-90px;top:-120px;width:360px;height:360px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.32),transparent 66%);
}
.cta-band h2{color:#fff;font-size:31px;font-weight:800;position:relative;z-index:1}
.cta-band p{color:rgba(255,255,255,.86);margin-top:14px;max-width:560px;position:relative;z-index:1}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px;position:relative;z-index:1}
.btn-white{background:#fff;color:var(--brand);box-shadow:0 10px 26px rgba(21,15,40,.18)}
.btn-white:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(21,15,40,.24)}
.cta-side{position:relative;z-index:1;display:grid;gap:12px}
.cta-mini{
  background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.28);
  border-radius:var(--r-m);padding:16px 18px;color:#fff;
  display:flex;align-items:center;gap:12px;font-size:14.5px;
}
.cta-mini i{color:#fff;opacity:.9}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--panel);color:#fff;margin-top:80px;padding:64px 0 26px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:40px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.footer-brand strong{display:block;font-size:16px}
.footer-brand em{font-style:normal;font-size:12.5px;color:rgba(255,255,255,.58)}
.site-footer p{color:rgba(255,255,255,.68);font-size:14.5px;line-height:1.8}
.footer-col h4{color:var(--mint);font-size:14px;font-weight:600;margin-bottom:16px}
.footer-col ul{display:grid;gap:11px}
.footer-col a{color:rgba(255,255,255,.7);font-size:14px;transition:color var(--t) var(--ease)}
.footer-col a:hover{color:#fff;text-decoration:underline;text-decoration-color:var(--mint);text-underline-offset:4px}
.footer-contact li{display:flex;align-items:center;gap:10px;color:rgba(255,255,255,.7);font-size:14px}
.footer-contact i{color:var(--mint);width:16px}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.10);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  color:rgba(255,255,255,.55);font-size:13.5px;
}
.footer-bottom a{color:rgba(255,255,255,.7)}
.footer-bottom a:hover{color:#fff}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .guard-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:1023px){
  .nav-links{display:none}
  .nav-toggle{display:grid}
  .nav-text-btn{display:none}
  .hero-grid{grid-template-columns:1fr;gap:36px;padding-bottom:56px}
  .hero-copy h1{font-size:36px}
  .hero-visual{justify-content:flex-start}
  .screen-card{max-width:290px;transform:none}
  .device-grid{grid-template-columns:1fr;gap:32px}
  .cta-band{grid-template-columns:1fr;padding:44px 32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .section{padding:60px 0}
}
@media (max-width:767px){
  body{font-size:16px}
  .site-header{padding:10px 0}
  .nav-panel{padding:10px 14px;gap:12px}
  .nav-actions .btn-primary{display:none}
  .brand-text em{display:none}
  .hero-copy h1{font-size:31px}
  .hero-sub{font-size:16px}
  .section-title{font-size:24px}
  .panel-dark{padding:30px 22px;border-radius:var(--r-l)}
  .guard-grid{grid-template-columns:1fr;gap:14px}
  .timeline{padding-left:42px}
  .timeline::before{left:12px;width:3px}
  .tl-item::before{left:-32px;width:14px;height:14px;border-width:3px}
  .tl-card{padding:22px 20px}
  .compare-row{grid-template-columns:1fr;gap:10px;padding:20px}
  .compare-no{font-size:22px}
  .faq-q{font-size:15.5px;padding:18px 18px}
  .faq-a p{padding:0 18px 20px}
  .cta-band{padding:36px 22px}
  .cta-band h2{font-size:24px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;gap:8px}
}
@media (max-width:480px){
  .container{padding:0 16px}
  .hero-copy h1{font-size:28px}
  .hero-cta{gap:10px}
  .btn{height:44px;padding:0 18px;font-size:14.5px}
  .hero-badges{gap:10px}
  .hero-badges li{padding:8px 12px}
  .section{padding:48px 0}
}

/* roulang page: category3 */
:root{
  --brand:#6C3BF4;
  --brand-deep:#4E22C9;
  --pink:#FF3D8B;
  --orange:#FF8A3D;
  --mint:#2BE8C0;
  --yellow:#FFC53D;
  --bg:#F7F5FC;
  --card:#FFFFFF;
  --panel:#150F28;
  --panel-2:#1D1636;
  --line:#E8E4F2;
  --ink:#1A1330;
  --ink-2:#57506E;
  --ink-3:#8C86A0;
  --grad:linear-gradient(135deg,#6C3BF4 0%,#FF3D8B 58%,#FF8A3D 100%);
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --r-xl:32px;
  --r-pill:999px;
  --sh-1:0 2px 8px rgba(26,19,48,.06),0 12px 32px rgba(26,19,48,.08);
  --sh-2:0 16px 40px rgba(108,59,244,.18);
  --sh-dark:0 20px 48px rgba(21,15,40,.28);
  --ease:cubic-bezier(.22,.61,.36,1);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16.5px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit}
ul,ol,figure,figcaption,h1,h2,h3,h4,p{margin:0;padding:0}
ul,ol{list-style:none}
h1,h2,h3,h4{line-height:1.25;font-weight:700}
strong{font-weight:700}
:focus-visible{outline:2px solid var(--mint);outline-offset:2px;border-radius:6px}

/* ---------- layout ---------- */
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.section{padding:72px 0}
.section-tight{padding:48px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;flex-wrap:wrap}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.06em;
  color:var(--brand);background:#EFE9FF;
  border-radius:var(--r-pill);padding:6px 14px;margin-bottom:14px;
}
.section-head h2{font-size:clamp(24px,3vw,34px);letter-spacing:-.01em}
.section-sub{color:var(--ink-2);font-size:15.5px;margin-top:12px;max-width:60ch}
.link-more{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14.5px;font-weight:600;color:var(--brand);
  padding:10px 16px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:#fff;
  transition:transform 240ms var(--ease),box-shadow 240ms var(--ease),border-color 240ms var(--ease);
}
.link-more:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(108,59,244,.35)}

/* ---------- header / nav ---------- */
.site-header{position:sticky;top:0;z-index:60;padding:14px 0}
.nav-panel{
  display:flex;align-items:center;gap:18px;
  background:var(--panel);
  border:1px solid rgba(255,255,255,.10);
  border-radius:var(--r-lg);
  padding:12px 18px;
  min-height:72px;
  box-shadow:var(--sh-dark);
}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.brand-mark{
  width:42px;height:42px;flex:0 0 auto;
  border-radius:13px;
  background:var(--grad);
  display:grid;place-items:center;
  color:#fff;font-size:18px;
  box-shadow:0 8px 20px rgba(108,59,244,.4);
}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-text strong{color:#fff;font-size:16px;letter-spacing:.01em}
.brand-text em{font-style:normal;font-size:11.5px;color:rgba(255,255,255,.58);letter-spacing:.08em}
.nav-links{display:flex;align-items:center;gap:8px;flex:1;justify-content:center}
.nav-pill{
  display:inline-flex;align-items:center;gap:7px;
  height:40px;padding:0 14px;
  border-radius:var(--r-pill);
  font-size:13px;font-weight:500;
  color:rgba(255,255,255,.78);
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.10);
  transition:transform 220ms var(--ease),border-color 220ms var(--ease),color 220ms var(--ease),background 220ms var(--ease);
  white-space:nowrap;
}
.nav-pill i{font-size:12px;opacity:.85}
.nav-pill:hover{transform:translateY(-2px);border-color:rgba(43,232,192,.55);color:#fff}
.nav-pill.active{background:var(--grad);border-color:transparent;color:#fff;box-shadow:0 10px 24px rgba(108,59,244,.42)}
.nav-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.nav-text-btn{
  font-size:13.5px;color:rgba(255,255,255,.7);
  padding:6px 4px;border-bottom:1px solid transparent;
  transition:color 220ms var(--ease),border-color 220ms var(--ease);
}
.nav-text-btn:hover{color:#fff;border-color:var(--mint)}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:13px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);
  color:#fff;cursor:pointer;transition:background 220ms var(--ease);
}
.nav-toggle:hover{background:rgba(255,255,255,.16)}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;
  border:1px solid transparent;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;cursor:pointer;
  transition:transform 240ms var(--ease),box-shadow 240ms var(--ease),background 240ms var(--ease),color 240ms var(--ease),border-color 240ms var(--ease);
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 26px rgba(108,59,244,.34)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(1px)}
.btn-outline{background:#fff;color:var(--brand);border-color:rgba(108,59,244,.42)}
.btn-outline:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:var(--brand)}
.btn-outline:active{transform:translateY(1px)}
.btn-ghost{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.16)}
.btn-ghost:hover{background:rgba(255,255,255,.16);transform:translateY(-2px)}
.btn-white{background:#fff;color:var(--brand);box-shadow:0 12px 28px rgba(26,19,48,.18)}
.btn-white:hover{transform:translateY(-2px);box-shadow:0 18px 36px rgba(26,19,48,.24)}
.btn-sm{height:38px;padding:0 18px;font-size:14px}
.btn:disabled,.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}

/* ---------- badges / tags ---------- */
.tag{display:inline-flex;align-items:center;font-size:12px;font-weight:600;padding:3px 11px;border-radius:var(--r-pill);background:#EFE9FF;color:var(--brand)}
.tag-mint{background:rgba(43,232,192,.16);color:#0C8E77}
.tag-yellow{background:rgba(255,197,61,.2);color:#8A6100}
.tag-dark{background:rgba(21,15,40,.06);color:var(--ink-2)}
.pill-duration{
  position:absolute;top:14px;right:14px;z-index:3;
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:600;color:#fff;
  background:rgba(21,15,40,.62);border:1px solid rgba(255,255,255,.16);
  border-radius:var(--r-pill);padding:5px 12px;backdrop-filter:blur(4px);
}

/* ---------- hero ---------- */
.page-hero{padding:26px 0 56px}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--ink-3);margin-bottom:26px;flex-wrap:wrap}
.breadcrumb a{transition:color 220ms var(--ease)}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb .sep{opacity:.55}
.breadcrumb .current{color:var(--ink-2)}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center}
.hero-copy h1{font-size:clamp(30px,4.2vw,52px);line-height:1.15;font-weight:800;letter-spacing:-.02em;margin:18px 0 20px}
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-lead{font-size:17px;color:var(--ink-2);max-width:58ch}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:30px 0 28px}
.stat-strip{display:flex;flex-wrap:wrap;gap:12px}
.stat-chip{
  display:flex;align-items:center;gap:10px;
  background:var(--panel);color:#fff;
  border:1px solid rgba(255,255,255,.10);
  border-radius:14px;padding:10px 16px;
}
.stat-chip b{font-size:19px;font-weight:800;color:var(--mint);font-variant-numeric:tabular-nums;letter-spacing:-.01em}
.stat-chip span{font-size:12px;color:rgba(255,255,255,.66)}
.hero-visual{display:flex;justify-content:center}
.poster-card{
  position:relative;width:min(300px,84%);
  aspect-ratio:9/16;border-radius:var(--r-xl);overflow:hidden;
  background:var(--panel);box-shadow:var(--sh-dark);
  transform:rotate(-2deg);
  transition:transform 280ms var(--ease),box-shadow 280ms var(--ease);
}
.poster-card:hover{transform:rotate(0) translateY(-6px);box-shadow:var(--sh-2)}
.poster-card img{width:100%;height:100%;object-fit:cover}
.poster-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(21,15,40,.06) 30%,rgba(21,15,40,.82) 100%)}
.poster-inner{position:absolute;left:0;right:0;bottom:0;z-index:2;padding:20px}
.poster-inner h2{font-size:16px;color:#fff;line-height:1.45;margin:10px 0 12px;font-weight:700}
.poster-stats{display:flex;flex-wrap:wrap;gap:14px;font-size:12px;color:rgba(255,255,255,.75);margin-bottom:14px}
.poster-stats i{color:var(--mint);margin-right:4px}
.progress{height:6px;border-radius:var(--r-pill);background:rgba(255,255,255,.16);overflow:hidden}
.progress span{display:block;height:100%;border-radius:var(--r-pill);background:var(--grad)}

/* ---------- split layout: rank list + sticky card ---------- */
.split-layout{display:grid;grid-template-columns:1.5fr .9fr;gap:32px;align-items:start}
.rank-list{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-1);padding:8px 26px}
.rank-item{
  display:grid;grid-template-columns:66px 1fr auto;gap:20px;align-items:center;
  padding:24px 0;border-bottom:1px solid var(--line);
  transition:background 220ms var(--ease),padding 220ms var(--ease);
}
.rank-item:last-child{border-bottom:0}
.rank-item:hover{background:rgba(108,59,244,.05)}
.rank-num{
  font-size:38px;font-weight:800;line-height:1;
  font-variant-numeric:tabular-nums;letter-spacing:-.03em;
  background:linear-gradient(135deg,#6C3BF4,#FF3D8B);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.rank-body h3{font-size:19px;margin-bottom:6px}
.rank-body p{font-size:14.5px;color:var(--ink-2);line-height:1.7}
.rank-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}
.rank-arrow{
  width:38px;height:38px;border-radius:50%;
  border:1px solid var(--line);color:var(--ink-3);
  display:grid;place-items:center;
  transition:background 220ms var(--ease),color 220ms var(--ease),border-color 220ms var(--ease),transform 220ms var(--ease);
}
.rank-item:hover .rank-arrow{background:var(--grad);color:#fff;border-color:transparent;transform:translateX(3px)}
.sticky-card{
  position:sticky;top:108px;
  background:var(--panel);color:#fff;
  border:1px solid rgba(255,255,255,.10);
  border-radius:var(--r-xl);padding:28px;
  box-shadow:var(--sh-dark);
}
.sticky-card h3{font-size:18px;margin-bottom:8px}
.sticky-card>p{font-size:14px;color:rgba(255,255,255,.66);line-height:1.7}
.mini-stats{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:22px 0}
.mini-stat{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.10);border-radius:var(--r-md);padding:14px}
.mini-stat b{display:block;font-size:22px;font-weight:800;color:var(--mint);font-variant-numeric:tabular-nums;line-height:1.2}
.mini-stat span{font-size:12px;color:rgba(255,255,255,.6)}
.sticky-note{display:flex;gap:10px;font-size:13px;color:rgba(255,255,255,.62);margin-top:16px;line-height:1.6}
.sticky-note i{color:var(--yellow);margin-top:3px}

/* ---------- dark panel: activity progress ---------- */
.dark-panel{
  position:relative;overflow:hidden;
  background:var(--panel);
  border:1px solid rgba(255,255,255,.08);
  border-radius:var(--r-xl);
  padding:48px;
}
.dark-panel::before{
  content:"";position:absolute;width:520px;height:520px;right:-160px;top:-220px;
  background:radial-gradient(circle,rgba(255,61,139,.32),transparent 68%);
  pointer-events:none;
}
.dark-panel::after{
  content:"";position:absolute;width:420px;height:420px;left:-150px;bottom:-220px;
  background:radial-gradient(circle,rgba(108,59,244,.34),transparent 68%);
  pointer-events:none;
}
.dark-panel>.inner{position:relative;z-index:2}
.dark-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:32px}
.dark-head .eyebrow{background:rgba(43,232,192,.14);color:var(--mint)}
.dark-head h2{color:#fff;font-size:clamp(23px,2.8vw,32px)}
.dark-head p{color:rgba(255,255,255,.66);font-size:15px;margin-top:12px;max-width:62ch}
.activity-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.activity-card{
  background:rgba(255,255,255,.045);
  border:1px solid rgba(255,255,255,.10);
  border-radius:var(--r-md);
  padding:22px;
  transition:transform 240ms var(--ease),border-color 240ms var(--ease),background 240ms var(--ease);
}
.activity-card:hover{transform:translateY(-4px);border-color:rgba(43,232,192,.4);background:rgba(255,255,255,.07)}
.activity-top{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:10px}
.activity-top h3{font-size:17px;color:#fff}
.activity-card p{font-size:13.5px;color:rgba(255,255,255,.62);line-height:1.7;margin-bottom:16px}
.activity-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:12px;color:rgba(255,255,255,.6);margin-bottom:10px}
.activity-meta b{color:var(--mint);font-variant-numeric:tabular-nums;font-weight:700}

/* ---------- faq ---------- */
.faq-list{max-width:880px;margin:0 auto}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);margin-bottom:14px;box-shadow:var(--sh-1);overflow:hidden;transition:border-color 220ms var(--ease)}
.faq-item.open{border-color:rgba(108,59,244,.35)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  background:none;border:0;cursor:pointer;text-align:left;
  padding:20px 24px;font-size:16px;font-weight:600;color:var(--ink);
}
.faq-icon{
  flex:0 0 auto;width:32px;height:32px;border-radius:50%;
  display:grid;place-items:center;font-size:12px;color:var(--brand);
  background:linear-gradient(#fff,#fff) padding-box,var(--grad) border-box;
  border:1px solid transparent;
  transition:transform 240ms var(--ease);
}
.faq-item.open .faq-icon{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height 300ms var(--ease)}
.faq-a p{padding:0 24px 22px;font-size:15px;color:var(--ink-2);line-height:1.85}

/* ---------- cta ---------- */
.cta-card{
  position:relative;overflow:hidden;
  display:grid;grid-template-columns:1.25fr .75fr;gap:36px;align-items:center;
  background:var(--grad);color:#fff;
  border-radius:var(--r-xl);padding:52px;
  box-shadow:0 26px 60px rgba(108,59,244,.28);
}
.cta-card::after{
  content:"";position:absolute;width:340px;height:340px;right:-90px;bottom:-160px;
  background:radial-gradient(circle,rgba(255,255,255,.28),transparent 70%);
  pointer-events:none;
}
.cta-copy{position:relative;z-index:2}
.cta-copy h2{font-size:clamp(24px,3vw,34px);color:#fff;line-height:1.25}
.cta-copy p{margin:16px 0 26px;font-size:15.5px;color:rgba(255,255,255,.86);line-height:1.8;max-width:52ch}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}
.cta-visual{position:relative;z-index:2;display:grid;gap:12px}
.cta-mini{
  display:flex;align-items:center;gap:14px;
  background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.24);
  border-radius:var(--r-md);padding:14px 16px;backdrop-filter:blur(4px);
}
.cta-mini i{width:36px;height:36px;border-radius:11px;display:grid;place-items:center;background:rgba(255,255,255,.9);color:var(--brand);font-size:15px;flex:0 0 auto}
.cta-mini b{display:block;font-size:14.5px;color:#fff}
.cta-mini span{font-size:12.5px;color:rgba(255,255,255,.78)}

/* ---------- footer ---------- */
.site-footer{background:var(--panel);color:rgba(255,255,255,.72);padding:64px 0 0;margin-top:48px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;padding-bottom:44px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.footer-brand strong{display:block;color:#fff;font-size:15.5px;line-height:1.3}
.footer-brand em{font-style:normal;font-size:11.5px;color:rgba(255,255,255,.55);letter-spacing:.08em}
.footer-grid>div:first-child p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.66);max-width:38ch}
.footer-col h4{font-size:14px;font-weight:600;color:var(--mint);margin-bottom:16px}
.footer-col ul{display:grid;gap:10px}
.footer-col a{
  font-size:14px;color:rgba(255,255,255,.7);
  background-image:linear-gradient(90deg,var(--brand),var(--pink));
  background-size:0 1px;background-repeat:no-repeat;background-position:0 100%;
  transition:color 220ms var(--ease),background-size 240ms var(--ease);
  padding-bottom:2px;
}
.footer-col a:hover{color:#fff;background-size:100% 1px}
.footer-contact li{display:flex;align-items:center;gap:10px;font-size:14px;color:rgba(255,255,255,.7)}
.footer-contact i{color:var(--mint);font-size:13px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:22px 0;display:flex;justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap;
  font-size:13.5px;color:rgba(255,255,255,.55);
}
.footer-bottom a{color:rgba(255,255,255,.72);transition:color 220ms var(--ease)}
.footer-bottom a:hover{color:#fff}

/* ---------- drawer ---------- */
.drawer-mask{
  position:fixed;inset:0;z-index:80;background:rgba(21,15,40,.6);
  opacity:0;visibility:hidden;transition:opacity 240ms var(--ease),visibility 240ms var(--ease);
}
.drawer-mask.open{opacity:1;visibility:visible}
.nav-drawer{
  position:fixed;top:0;right:0;bottom:0;z-index:90;
  width:min(360px,86vw);
  background:var(--panel);border-left:1px solid rgba(255,255,255,.08);
  padding:22px;overflow-y:auto;
  transform:translateX(105%);
  transition:transform 240ms var(--ease);
}
.nav-drawer.open{transform:none}
.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:26px}
.drawer-close{
  width:40px;height:40px;border-radius:12px;cursor:pointer;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);color:#fff;
  transition:background 220ms var(--ease);
}
.drawer-close:hover{background:rgba(255,255,255,.16)}
.drawer-title{font-size:13px;font-weight:600;color:var(--mint);margin-bottom:14px;letter-spacing:.06em}
.drawer-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.drawer-card{
  display:flex;flex-direction:column;gap:8px;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.10);
  border-radius:var(--r-md);padding:16px;color:rgba(255,255,255,.82);
  font-size:13.5px;transition:transform 220ms var(--ease),border-color 220ms var(--ease),background 220ms var(--ease);
}
.drawer-card i{color:var(--mint);font-size:15px}
.drawer-card:hover{transform:translateY(-2px);border-color:rgba(43,232,192,.5);background:rgba(255,255,255,.1)}
.drawer-card.is-active{background:var(--grad);border-color:transparent;color:#fff}
.drawer-card.is-active i{color:#fff}
.drawer-cta{width:100%;margin-top:22px}

/* ---------- responsive ---------- */
@media (max-width:1279px){
  .split-layout{grid-template-columns:1.35fr .95fr}
}
@media (max-width:1023px){
  .nav-links,.nav-text-btn{display:none}
  .nav-toggle{display:inline-grid;place-items:center}
  .nav-panel{justify-content:space-between}
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .hero-visual{justify-content:flex-start}
  .poster-card{width:min(280px,70%)}
  .split-layout{grid-template-columns:1fr}
  .sticky-card{position:static}
  .activity-grid{grid-template-columns:1fr}
  .cta-card{grid-template-columns:1fr;padding:40px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:767px){
  body{font-size:16px}
  .section{padding:52px 0}
  .page-hero{padding:18px 0 40px}
  .hero-copy h1{font-size:clamp(28px,7.6vw,34px)}
  .section-head h2{font-size:24px}
  .hero-actions .btn{width:100%}
  .rank-list{padding:4px 18px}
  .rank-item{grid-template-columns:48px 1fr;gap:14px;padding:20px 0}
  .rank-num{font-size:30px}
  .rank-arrow{display:none}
  .dark-panel{padding:28px}
  .faq-q{padding:18px 18px;font-size:15.5px}
  .faq-a p{padding:0 18px 20px}
  .cta-card{padding:30px;border-radius:var(--r-lg)}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .nav-panel{padding:10px 12px;border-radius:20px;min-height:64px}
  .brand-text em{display:none}
  .stat-strip{gap:8px}
  .stat-chip{padding:8px 12px}
  .mini-stats{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}