/* roulang page: index */
:root{
  --brand:#6D28D9; --brand-400:#8B5CF6; --brand-500:#A855F7;
  --brand-soft:#F1EDFF; --brand-mist:#F6F4FF;
  --coral:#FF5F45; --coral-dark:#F0432A; --coral-soft:#FFF1EE;
  --esport:#14C6B0; --esport-soft:#E6FAF7;
  --ink:#1B1430; --ink-mid:#6E6785; --ink-soft:#9A94AD;
  --line:#E8E4F5; --bg:#F6F4FF; --night:#141024; --night-2:#1F1838;
  --grad:linear-gradient(115deg,#6D28D9 0%,#A855F7 42%,#FF5F45 100%);
  --radius-pill:999px; --radius-sm:16px; --radius-md:20px; --radius-lg:24px; --radius-xl:28px;
  --shadow-soft:0 4px 16px rgba(109,40,217,.08);
  --shadow-hover:0 12px 32px rgba(109,40,217,.16);
  --shadow-portrait:0 24px 60px rgba(20,16,36,.22);
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:system-ui,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  font-size:16px;line-height:1.78;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input,select{font:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 16px;}
@media (min-width:1024px){.container{padding:0 24px;}}
.section{padding:64px 0;}
@media (min-width:1024px){.section{padding:96px 0;}}
.nums{font-variant-numeric:tabular-nums;}

/* ---------- 通用标题 ---------- */
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:28px;flex-wrap:wrap;}
.sec-mark{display:block;width:44px;height:4px;border-radius:2px;background:var(--grad);margin-bottom:12px;}
.sec-title{font-size:24px;line-height:34px;font-weight:700;letter-spacing:.2px;}
.sec-desc{margin-top:8px;color:var(--ink-mid);font-size:15px;line-height:26px;}
.link-more{display:inline-flex;align-items:center;gap:6px;color:var(--brand);font-size:15px;font-weight:600;white-space:nowrap;}
.link-more span{transition:transform .22s ease-out;}
.link-more:hover span{transform:translateX(4px);}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--radius-pill);
  font-size:15px;font-weight:600;line-height:1;transition:all .22s ease-out;white-space:nowrap;}
.btn:active{transform:scale(.98);}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 8px 22px rgba(109,40,217,.26);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 32px rgba(109,40,217,.34);filter:brightness(1.03);}
.btn-ghost{background:#fff;color:var(--brand);border:1px solid var(--line);}
.btn-ghost:hover{border-color:var(--brand);transform:translateY(-2px);box-shadow:var(--shadow-soft);}
.btn-light{background:#fff;color:var(--brand);}
.btn-light:hover{transform:translateY(-2px);box-shadow:0 14px 32px rgba(20,16,36,.24);}
.btn-outline-light{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.6);}
.btn-outline-light:hover{background:rgba(255,255,255,.14);border-color:#fff;}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}

/* ---------- 导航 ---------- */
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid #EDEAF7;box-shadow:0 2px 12px rgba(109,40,217,.05);}
.nav-row{display:flex;align-items:center;gap:20px;height:56px;}
@media (min-width:1024px){.nav-row{height:64px;gap:28px;}}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{width:34px;height:34px;border-radius:11px;background:var(--grad);display:grid;place-items:center;color:#fff;font-size:13px;box-shadow:0 6px 16px rgba(109,40,217,.28);}
.brand-text{font-size:15px;font-weight:800;letter-spacing:.2px;white-space:nowrap;}
@media (min-width:1024px){.brand-text{font-size:17px;}}
.nav-links{display:none;}
@media (min-width:1024px){.nav-links{display:flex;align-items:center;gap:4px;flex:1;}}
.nav-link{position:relative;padding:8px 12px;border-radius:var(--radius-pill);font-size:15px;color:var(--ink-mid);font-weight:500;transition:all .2s ease-out;}
.nav-link:hover{color:var(--brand);background:var(--brand-soft);}
.nav-link.active{color:var(--brand);font-weight:700;background:var(--brand-soft);}
.nav-right{display:flex;align-items:center;gap:10px;margin-left:auto;}
.search-box{display:none;}
@media (min-width:1024px){
  .search-box{display:flex;align-items:center;gap:8px;background:#F4F1FF;border:1px solid transparent;border-radius:var(--radius-pill);height:40px;padding:0 16px;width:190px;transition:all .2s ease-out;}
  .search-box:focus-within{background:#fff;border-color:var(--brand);box-shadow:0 0 0 2px rgba(109,40,217,.14);}
  .search-box input{border:0;background:transparent;outline:none;width:100%;font-size:14px;}
  .search-box input::placeholder{color:var(--ink-soft);}
}
.menu-toggle{width:40px;height:40px;border-radius:12px;border:1px solid var(--line);display:grid;place-items:center;background:#fff;}
@media (min-width:1024px){.menu-toggle{display:none;}}
.menu-toggle span{display:block;width:16px;height:2px;background:var(--ink);border-radius:2px;position:relative;}
.menu-toggle span::before,.menu-toggle span::after{content:"";position:absolute;left:0;width:16px;height:2px;background:var(--ink);border-radius:2px;}
.menu-toggle span::before{top:-5px;}
.menu-toggle span::after{top:5px;}
.mobile-drawer{display:none;border-top:1px solid #EDEAF7;background:#fff;padding:8px 0 20px;}
.mobile-drawer.open{display:block;}
@media (min-width:1024px){.mobile-drawer{display:none!important;}}
.mobile-drawer a{display:block;font-size:16px;line-height:48px;padding:0 16px;color:var(--ink-mid);font-weight:500;}
.mobile-drawer a.active{color:var(--brand);font-weight:700;background:var(--brand-soft);}
.mobile-drawer .drawer-cta{margin:12px 16px 0;}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;background:var(--brand-mist);border-bottom:1px solid #EFEBFA;}
.hero-blob{position:absolute;border-radius:50%;filter:blur(60px);opacity:.13;pointer-events:none;}
.hero-blob-1{width:340px;height:340px;background:#A855F7;top:-90px;right:-60px;}
.hero-blob-2{width:300px;height:300px;background:#FF5F45;bottom:-120px;left:-80px;opacity:.10;}
.hero-inner{position:relative;z-index:2;display:grid;gap:36px;padding-top:44px;padding-bottom:56px;}
@media (min-width:1024px){
  .hero-inner{grid-template-columns:7fr 5fr;align-items:center;gap:56px;padding-top:64px;padding-bottom:80px;}
}
.eyebrow{display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 14px;border-radius:var(--radius-pill);background:#fff;color:var(--brand);font-size:13px;font-weight:600;box-shadow:var(--shadow-soft);}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--coral);}
h1.hero-title{font-size:26px;line-height:36px;font-weight:800;letter-spacing:.2px;margin:18px 0 0;}
@media (min-width:1024px){h1.hero-title{font-size:32px;line-height:42px;}}
.hero-sub{margin-top:14px;font-size:16px;line-height:28px;color:var(--ink-mid);}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.badge-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.badge{display:inline-flex;align-items:center;gap:8px;height:28px;padding:0 12px;border-radius:var(--radius-pill);background:var(--brand-soft);font-size:11px;color:var(--ink-mid);}
.badge b{font-size:12px;font-weight:700;color:var(--brand);}
.badge.is-cyan{background:var(--esport-soft);}
.badge.is-cyan b{color:var(--esport);}
.badge b.nums{font-variant-numeric:tabular-nums;}
.hero-visual{position:relative;}
.portrait-card{position:relative;border-radius:var(--radius-xl);overflow:hidden;background:var(--brand-soft);aspect-ratio:9/16;box-shadow:var(--shadow-portrait);}
.portrait-card img{width:100%;height:100%;object-fit:cover;transition:transform .24s ease-out;}
.portrait-card:hover img{transform:scale(1.04);}
.hero-portrait{max-width:340px;margin:0 auto;transform:rotate(-2deg);}
@media (min-width:1024px){.hero-portrait{max-width:100%;margin:0;}}
.portrait-shade{position:absolute;inset:0;background:linear-gradient(to bottom,rgba(20,16,36,0) 42%,rgba(20,16,36,.85) 100%);}
.tag-corner{position:absolute;top:16px;left:16px;height:24px;display:inline-flex;align-items:center;padding:0 10px;border-radius:var(--radius-pill);background:var(--grad);color:#fff;font-size:11px;font-weight:600;}
.portrait-duration{position:absolute;top:16px;right:16px;height:24px;display:inline-flex;align-items:center;padding:0 10px;border-radius:var(--radius-pill);background:rgba(20,16,36,.55);color:#fff;font-size:11px;}
.play-btn{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:56px;height:56px;border-radius:50%;background:var(--grad);color:#fff;display:grid;place-items:center;font-size:16px;box-shadow:0 0 0 10px rgba(168,85,247,.16);transition:all .24s ease-out;}
.portrait-card:hover .play-btn{transform:translate(-50%,-50%) scale(1.06);box-shadow:0 0 0 16px rgba(168,85,247,.2);}
.portrait-meta{position:absolute;left:18px;right:18px;bottom:18px;color:#fff;}
.portrait-meta h3{font-size:16px;line-height:24px;font-weight:700;}
.portrait-meta p{margin-top:2px;font-size:12px;color:rgba(255,255,255,.75);}

/* ---------- 深色片段带 ---------- */
.dark-band{background:var(--night);color:#fff;}
.dark-band .sec-title{color:#fff;}
.dark-band .sec-desc{color:rgba(255,255,255,.6);}
.dark-band .link-more{color:#C4B5FD;}
.clip-row{display:flex;gap:16px;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:10px;scrollbar-width:none;-ms-overflow-style:none;}
.clip-row::-webkit-scrollbar{display:none;}
.clip-item{flex:0 0 72vw;scroll-snap-align:start;}
@media (min-width:1024px){
  .clip-row{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;overflow:visible;padding-bottom:0;}
  .clip-item{flex:1 1 auto;}
}
.clip-item .portrait-card{box-shadow:0 18px 40px rgba(0,0,0,.36);}
.clip-foot{margin-top:14px;}
.clip-foot h3{font-size:15px;line-height:24px;font-weight:700;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.clip-foot span{display:inline-block;margin-top:8px;font-size:12px;color:rgba(255,255,255,.55);}

/* ---------- 种草清单 ---------- */
.list-panel{background:#fff;border-radius:var(--radius-lg);box-shadow:var(--shadow-soft);padding:8px 20px;}
@media (min-width:1024px){.list-panel{padding:12px 28px;}}
.list-item{display:flex;align-items:center;gap:18px;padding:20px 4px;border-bottom:1px solid var(--line);transition:background .2s ease-out;}
.list-item:last-child{border-bottom:0;}
.list-item:hover{background:#F9F7FF;}
.list-num{font-size:32px;font-weight:800;letter-spacing:-1px;line-height:1;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;flex-shrink:0;}
.list-body{flex:1;min-width:0;}
.list-body h3{font-size:18px;line-height:26px;font-weight:600;}
.list-body p{margin-top:4px;font-size:14px;line-height:24px;color:var(--ink-mid);}
.list-thumb{width:64px;height:64px;border-radius:16px;object-fit:cover;flex-shrink:0;background:var(--brand-soft);}
.side-card{background:#fff;border-radius:var(--radius-md);box-shadow:var(--shadow-soft);padding:24px;}
@media (min-width:1024px){.side-card{position:sticky;top:96px;}}

/* ---------- 口碑 ---------- */
.feed-row{display:flex;gap:16px;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:10px;scrollbar-width:none;-ms-overflow-style:none;}
.feed-row::-webkit-scrollbar{display:none;}
.feed-card{flex:0 0 260px;scroll-snap-align:start;background:#fff;border-radius:var(--radius-md);padding:20px;box-shadow:var(--shadow-soft);transition:all .22s ease-out;}
.feed-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);}
.feed-top{display:flex;align-items:center;gap:10px;}
.avatar{width:36px;height:36px;border-radius:50%;background:var(--grad);color:#fff;display:grid;place-items:center;font-size:13px;font-weight:700;flex-shrink:0;}
.feed-name{font-size:14px;font-weight:600;}
.dots{display:flex;gap:4px;margin-top:12px;}
.dots i{width:6px;height:6px;border-radius:50%;background:var(--line);}
.dots i.on{background:var(--coral);}
.feed-text{margin-top:8px;font-size:14px;line-height:24px;color:var(--ink-mid);}
.row-arrows{display:none;}
@media (min-width:1024px){.row-arrows{display:flex;gap:8px;}}
.arrow-btn{width:38px;height:38px;border-radius:50%;border:1px solid var(--line);background:#fff;display:grid;place-items:center;color:var(--brand);transition:all .2s ease-out;}
.arrow-btn:hover{border-color:var(--brand);box-shadow:var(--shadow-soft);}

/* ---------- CTA ---------- */
.cta-band{position:relative;overflow:hidden;border-radius:var(--radius-lg);background:var(--grad);color:#fff;padding:40px 24px;text-align:center;}
@media (min-width:1024px){.cta-band{padding:56px 48px;}}
.cta-band h2{font-size:22px;line-height:32px;font-weight:800;}
@media (min-width:1024px){.cta-band h2{font-size:26px;line-height:36px;}}
.cta-band p{margin-top:12px;font-size:15px;line-height:26px;color:rgba(255,255,255,.88);}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-top:26px;}
.cta-blob{position:absolute;width:260px;height:260px;border-radius:50%;background:rgba(255,255,255,.22);filter:blur(60px);pointer-events:none;}
.cta-blob.a{top:-110px;left:-70px;}
.cta-blob.b{bottom:-120px;right:-60px;}

/* ---------- 资讯卡 ---------- */
.news-grid{display:grid;gap:20px;grid-template-columns:1fr;}
@media (min-width:640px){.news-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media (min-width:1024px){.news-grid{grid-template-columns:repeat(3,minmax(0,1fr));}}
.news-card{display:block;background:#fff;border-radius:var(--radius-md);padding:20px;box-shadow:var(--shadow-soft);transition:all .22s ease-out;}
.news-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);}
.news-card:hover h3{color:var(--brand);}
.news-cover{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--radius-sm);background:var(--brand-soft);}
.tag-pill{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:var(--radius-pill);background:var(--brand-soft);color:var(--brand);font-size:12px;font-weight:600;margin-top:16px;}
.news-card h3{margin-top:10px;font-size:17px;line-height:26px;font-weight:700;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:color .2s ease-out;}
.news-card p{margin-top:8px;font-size:14px;line-height:24px;color:var(--ink-mid);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-meta{margin-top:14px;display:flex;gap:14px;font-size:13px;color:var(--ink-soft);}
.empty-state{grid-column:1/-1;background:#fff;border-radius:var(--radius-md);padding:48px 24px;text-align:center;box-shadow:var(--shadow-soft);}
.empty-thumb{width:96px;height:64px;margin:0 auto 18px;border-radius:16px;background:var(--brand-soft);display:grid;place-items:center;}

/* ---------- FAQ ---------- */
.faq-item{background:#fff;border-radius:var(--radius-md);box-shadow:var(--shadow-soft);margin-bottom:12px;overflow:hidden;}
.faq-q{position:relative;width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;text-align:left;padding:18px 20px 18px 24px;font-size:16px;font-weight:700;transition:background .2s ease-out;}
.faq-q:hover{background:#FAF8FF;}
.faq-item.open .faq-q::before{content:"";position:absolute;left:0;top:14px;bottom:14px;width:4px;border-radius:2px;background:var(--grad);}
.faq-icon{width:22px;height:22px;border-radius:50%;background:var(--brand-soft);color:var(--brand);display:grid;place-items:center;font-size:14px;font-weight:700;flex-shrink:0;transition:transform .24s ease-out;}
.faq-item.open .faq-icon{transform:rotate(180deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease-out;}
.faq-a p{padding:0 24px 22px;font-size:15px;line-height:26px;color:var(--ink-mid);}

/* ---------- 页脚 ---------- */
.site-footer{position:relative;background:linear-gradient(180deg,#15102A 0%,#1F1838 100%);color:#fff;margin-top:0;}
.site-footer::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--grad);}
.footer-grid{display:grid;gap:32px;padding:56px 0 32px;grid-template-columns:1fr;}
@media (min-width:640px){.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;}}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:16px;}
.footer-about{margin-top:16px;font-size:14px;line-height:25px;color:rgba(255,255,255,.6);}
.footer-badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;}
.footer-badges .badge{background:rgba(255,255,255,.08);color:rgba(255,255,255,.75);}
.footer-badges .badge b{color:#C4B5FD;}
.footer-title{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px;}
.footer-links li{margin-bottom:10px;}
.footer-links a{font-size:14px;color:rgba(255,255,255,.62);transition:color .2s ease-out;}
.footer-links a:hover{color:#fff;}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:20px 0 28px;display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:12px;color:var(--ink-soft);}

/* ---------- 移动端固定条 ---------- */
.mobile-bar{position:fixed;left:0;right:0;bottom:0;z-index:70;display:flex;align-items:center;gap:12px;height:56px;padding:0 16px calc(0px + env(safe-area-inset-bottom));background:#fff;border-top:1px solid var(--line);box-shadow:0 -8px 24px rgba(20,16,36,.1);transform:translateY(110%);transition:transform .26s ease-out;}
.mobile-bar.show{transform:translateY(0);}
.mobile-bar p{font-size:12px;line-height:16px;color:var(--ink-mid);flex:1;}
@media (min-width:1024px){.mobile-bar{display:none;}}

/* ---------- 进场动效 ---------- */
.fade-up{opacity:0;transform:translateY(14px);animation:fadeUp .6s ease-out forwards;}
.fade-up.d1{animation-delay:.08s;}
.fade-up.d2{animation-delay:.16s;}
@keyframes fadeUp{to{opacity:1;transform:translateY(0);}}
@media (prefers-reduced-motion:reduce){
  .fade-up{animation:none;opacity:1;transform:none;}
  *{transition:none!important;}
}

/* roulang page: article */
:root{
  --brand:#6D28D9;
  --brand-light:#8B5CF6;
  --brand-mid:#A855F7;
  --brand-mist:#F1EDFF;
  --brand-mist2:#F6F4FF;
  --coral:#FF5F45;
  --coral-dark:#F0432A;
  --coral-soft:#FFF1EE;
  --cyan:#14C6B0;
  --cyan-soft:#E6FAF7;
  --ink:#1B1430;
  --ink-sub:#6E6785;
  --ink-weak:#9A94AD;
  --line:#E8E4F5;
  --bg:#F6F4FF;
  --card:#FFFFFF;
  --dark:#141024;
  --grad:linear-gradient(115deg,#6D28D9 0%,#A855F7 42%,#FF5F45 100%);
  --r-pill:999px;
  --r-sm:12px;
  --r-md:16px;
  --r-lg:20px;
  --r-xl:28px;
  --r-sec:24px;
  --sh-1:0 4px 16px rgba(109,40,217,.08);
  --sh-2:0 12px 32px rgba(109,40,217,.16);
  --sh-3:0 24px 60px rgba(20,16,36,.22);
  --t:240ms cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:system-ui,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.75;
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none;padding:0}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 16px}
@media (min-width:1024px){.container{padding:0 24px}}
.section{padding:48px 0}
@media (min-width:1024px){.section{padding:72px 0}}
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.grad-bar{width:44px;height:4px;border-radius:999px;background:var(--grad)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:var(--brand);letter-spacing:.04em}
.eyebrow .dot{width:8px;height:8px;border-radius:50%;background:var(--grad)}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:24px}
.sec-title{font-size:22px;line-height:1.4;font-weight:800;letter-spacing:-.2px}
@media (min-width:1024px){.sec-title{font-size:24px;line-height:1.42}}
.sec-sub{margin-top:8px;font-size:14px;line-height:1.75;color:var(--ink-sub)}

/* ============ header / nav ============ */
.site-header{position:sticky;top:0;z-index:80;background:#fff;border-bottom:1px solid #EDEAF7;box-shadow:0 1px 2px rgba(109,40,217,.05)}
.header-inner{display:flex;align-items:center;gap:14px;height:56px}
@media (min-width:1024px){.header-inner{height:64px;gap:24px}}
.brand{display:flex;align-items:center;gap:9px;flex-shrink:0}
.brand-mark{
  width:32px;height:32px;border-radius:10px;display:grid;place-items:center;
  background:var(--grad);color:#fff;font-size:12px;line-height:1;
  box-shadow:0 4px 12px rgba(109,40,217,.28);flex-shrink:0;
}
@media (min-width:1024px){.brand-mark{width:36px;height:36px;border-radius:12px;font-size:13px}}
.brand-text{font-size:14px;font-weight:800;letter-spacing:-.3px;white-space:nowrap}
@media (min-width:1024px){.brand-text{font-size:17px}}
.nav-links{display:none;align-items:center;gap:2px;margin:0 auto}
@media (min-width:1024px){.nav-links{display:flex}}
.nav-link{
  display:block;padding:8px 13px;border-radius:999px;
  font-size:14.5px;font-weight:600;color:var(--ink-sub);
  transition:color var(--t),background var(--t);
}
.nav-link:hover{color:var(--brand);background:var(--brand-mist)}
.nav-link.active{color:var(--brand);background:var(--brand-mist)}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:10px}
.search-box{display:none;align-items:center;height:38px;padding:0 14px;border-radius:999px;background:#F4F1FF;border:2px solid transparent;transition:all var(--t)}
@media (min-width:768px){.search-box{display:flex}}
.search-box:focus-within{background:#fff;border-color:var(--brand)}
.search-box input{width:150px;border:0;background:transparent;outline:none;font-size:14px}
.search-box input::placeholder{color:var(--ink-weak)}
.menu-toggle{display:grid;place-items:center;width:40px;height:40px;border-radius:12px;background:var(--brand-mist);color:var(--brand)}
@media (min-width:1024px){.menu-toggle{display:none}}
.menu-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:currentColor;position:relative}
.menu-toggle span::before,.menu-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;border-radius:2px;background:currentColor}
.menu-toggle span::before{top:-6px}
.menu-toggle span::after{top:6px}
.mobile-drawer{display:none;border-top:1px solid var(--line);background:#fff;padding:10px 16px 18px}
.mobile-drawer.open{display:block}
@media (min-width:1024px){.mobile-drawer{display:none!important}}
.mobile-drawer a.drawer-link{display:block;padding:12px 8px;font-size:16px;font-weight:600;color:var(--ink);border-bottom:1px solid #F3F0FB}
.mobile-drawer a.drawer-link.active{color:var(--brand)}
.mobile-drawer .btn{margin-top:14px;width:100%}

/* ============ buttons ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:999px;
  font-size:15px;font-weight:600;line-height:1;
  transition:transform var(--t),box-shadow var(--t),background var(--t),border-color var(--t),color var(--t),filter var(--t);
}
.btn:active{transform:scale(.98)}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 6px 18px rgba(109,40,217,.26)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--sh-2);filter:brightness(1.03)}
.btn-ghost{background:#fff;color:var(--brand);border:1px solid var(--line);box-shadow:var(--sh-1)}
.btn-ghost:hover{border-color:var(--brand);transform:translateY(-2px)}
.btn-sm{height:38px;padding:0 18px;font-size:14px}
.btn-text{display:inline-flex;align-items:center;gap:6px;color:var(--brand);font-weight:700;font-size:14px}
.btn-text .arrow{transition:transform var(--t)}
.btn-text:hover .arrow{transform:translateX(4px)}

/* ============ badges ============ */
.badge{
  display:inline-flex;align-items:center;gap:7px;height:28px;padding:0 12px;
  border-radius:999px;background:var(--brand-mist);color:var(--ink-sub);
  font-size:11px;line-height:1;white-space:nowrap;
}
.badge b{font-size:12px;font-weight:800;color:var(--brand)}
.badge.is-cyan{background:var(--cyan-soft)}
.badge.is-cyan b{color:#0E9C8B}
.badge.is-coral{background:var(--coral-soft)}
.badge.is-coral b{color:var(--coral-dark)}
.badge-row{display:flex;flex-wrap:wrap;gap:8px}

/* ============ breadcrumb ============ */
.crumb-bar{padding:16px 0 0}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-weak);flex-wrap:wrap}
.crumb a{color:var(--ink-weak);transition:color var(--t)}
.crumb a:hover{color:var(--brand)}
.crumb .sep{color:#CFC9E4}
.crumb .current{color:var(--brand);font-weight:700;max-width:230px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
@media (min-width:768px){.crumb .current{max-width:420px}}

/* ============ article head ============ */
.article-head{position:relative;padding:20px 0 28px;overflow:hidden}
.article-head .glow{position:absolute;border-radius:50%;filter:blur(60px);opacity:.14;pointer-events:none}
.article-head .glow.g1{width:260px;height:260px;background:var(--brand-mid);top:-120px;right:-40px}
.article-head .glow.g2{width:200px;height:200px;background:var(--coral);bottom:-120px;left:-60px;opacity:.10}
.article-head h1{
  position:relative;margin-top:16px;
  font-size:26px;line-height:1.38;font-weight:800;letter-spacing:-.4px;
  max-width:900px;
}
@media (min-width:1024px){.article-head h1{font-size:32px;line-height:1.34}}
.article-meta{position:relative;display:flex;flex-wrap:wrap;align-items:center;gap:10px 16px;margin-top:16px;font-size:13px;color:var(--ink-weak)}
.article-meta .sep{width:1px;height:12px;background:var(--line)}
.tag-pill{display:inline-flex;align-items:center;height:28px;padding:0 12px;border-radius:999px;background:var(--brand-mist);color:var(--brand);font-size:12px;font-weight:700}

/* ============ layout ============ */
.article-shell{display:grid;grid-template-columns:minmax(0,1fr);gap:28px;padding-bottom:56px}
@media (min-width:1280px){.article-shell{grid-template-columns:minmax(0,760px) 300px;gap:32px;justify-content:center}}
.reader-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-sec);box-shadow:var(--sh-1);padding:22px}
@media (min-width:768px){.reader-card{padding:32px}}

/* ============ article body ============ */
.article-body{font-size:16px;line-height:1.85;color:#241C3D}
.article-body > * + *{margin-top:1.25em}
.article-body p{margin:0;color:#2C2447}
.article-body h2{
  position:relative;margin-top:2.2em;margin-bottom:.8em;padding-left:16px;
  font-size:20px;line-height:1.45;font-weight:700;color:var(--ink);
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:999px;background:var(--grad);
}
@media (min-width:1024px){.article-body h2{font-size:22px}}
.article-body h3{margin-top:1.8em;margin-bottom:.6em;font-size:18px;line-height:1.5;font-weight:700;color:var(--ink)}
.article-body h4{margin-top:1.4em;font-size:16px;font-weight:700;color:var(--ink)}
.article-body ul,.article-body ol{margin:1em 0;padding-left:0}
.article-body ul li,.article-body ol li{position:relative;padding-left:22px;margin:.5em 0;color:#2C2447}
.article-body ul li::before{content:"";position:absolute;left:4px;top:.72em;width:7px;height:7px;border-radius:50%;background:var(--brand-mid)}
.article-body ol{counter-reset:olist}
.article-body ol li{counter-increment:olist}
.article-body ol li::before{
  content:counter(olist);position:absolute;left:0;top:.16em;
  width:16px;height:16px;border-radius:6px;background:var(--brand-mist);color:var(--brand);
  font-size:11px;font-weight:800;line-height:16px;text-align:center;
}
.article-body blockquote{
  margin:1.4em 0;padding:16px 20px;border-left:4px solid var(--brand);
  background:var(--brand-mist2);border-radius:0 var(--r-md) var(--r-md) 0;color:#3A3157;
}
.article-body blockquote p{margin:0}
.article-body img{border-radius:var(--r-md);margin:1.4em auto;box-shadow:var(--sh-1)}
.article-body figure{margin:1.5em 0}
.article-body figcaption{margin-top:10px;text-align:center;font-size:12px;color:var(--ink-weak)}
.article-body a{color:var(--brand);border-bottom:1px solid rgba(109,40,217,.3);transition:border-color var(--t)}
.article-body a:hover{border-color:var(--brand)}
.article-body strong{font-weight:700;color:var(--ink)}
.article-body code{background:var(--brand-mist);color:var(--brand);padding:2px 6px;border-radius:6px;font-size:14px}
.article-body hr{border:0;height:1px;background:var(--line);margin:2em 0}
.article-body .table-wrap{overflow-x:auto;margin:1.5em 0;border:1px solid var(--line);border-radius:var(--r-md);background:#fff}
.article-body table{width:100%;border-collapse:collapse;min-width:520px;font-size:14px}
.article-body th{background:var(--brand-mist2);color:var(--ink);font-weight:700;text-align:left;padding:12px 16px;white-space:nowrap}
.article-body td{padding:12px 16px;border-top:1px solid var(--line);color:#3A3157}
.article-body tr:hover td{background:#FBFAFF}

/* ============ empty state ============ */
.empty-state{padding:44px 20px;text-align:center}
.empty-visual{
  width:72px;height:72px;margin:0 auto 18px;border-radius:20px;
  display:grid;place-items:center;background:var(--brand-mist);color:var(--brand-mid);
  font-size:22px;box-shadow:inset 0 0 0 1px #E4DCFB;
}
.empty-title{font-size:20px;font-weight:800;color:var(--ink)}
.empty-text{margin-top:10px;font-size:15px;color:var(--ink-sub);line-height:1.8}
.empty-state .btn{margin-top:22px}

/* ============ sidebar ============ */
.side{display:flex;flex-direction:column;gap:20px}
@media (min-width:1280px){.side{position:sticky;top:88px;align-self:start}}
.side-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-1);padding:18px}
.side-title{display:flex;align-items:center;gap:8px;font-size:14px;font-weight:800;color:var(--ink);margin-bottom:12px}
.side-title::before{content:"";width:14px;height:4px;border-radius:999px;background:var(--grad)}
.toc-link{
  display:block;padding:8px 10px;border-radius:10px;font-size:13.5px;line-height:1.6;color:var(--ink-sub);
  transition:color var(--t),background var(--t);
}
.toc-link:hover{color:var(--brand);background:var(--brand-mist)}
.hot-item{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:10px 10px;border-radius:12px;font-size:13.5px;font-weight:600;color:var(--ink-sub);
  transition:background var(--t),color var(--t);
}
.hot-item:hover{background:var(--brand-mist2);color:var(--brand)}
.hot-item .hint{font-size:11px;color:var(--ink-weak)}
.side-divider{height:1px;background:var(--line);margin:10px 0}

/* ============ article foot ============ */
.article-foot{margin-top:32px;padding-top:24px;border-top:1px solid var(--line)}
.foot-tags{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.foot-tags .label{font-size:13px;color:var(--ink-weak)}
.tag-link{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:999px;
  background:var(--brand-mist2);border:1px solid var(--line);font-size:13px;font-weight:600;color:var(--ink-sub);
  transition:all var(--t);
}
.tag-link:hover{border-color:var(--brand);color:var(--brand);background:#fff}
.next-prev{display:grid;grid-template-columns:1fr;gap:12px;margin-top:22px}
@media (min-width:640px){.next-prev{grid-template-columns:1fr 1fr}}
.np-card{
  display:flex;flex-direction:column;gap:6px;padding:16px 18px;border-radius:var(--r-lg);
  background:var(--brand-mist2);border:1px solid #EFEAFD;transition:all var(--t);
}
.np-card:hover{background:#fff;border-color:var(--brand);box-shadow:var(--sh-1);transform:translateY(-2px)}
.np-kicker{font-size:12px;font-weight:700;color:var(--brand)}
.np-text{font-size:14px;color:var(--ink-sub);line-height:1.7}

/* ============ related cards ============ */
.related-grid{display:grid;grid-template-columns:1fr;gap:20px;margin-top:24px}
@media (min-width:640px){.related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:1024px){.related-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
.post-card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);
  transition:transform var(--t),box-shadow var(--t),border-color var(--t);
}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#DFD7F7}
.post-cover{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--brand-mist)}
.post-cover img{width:100%;height:100%;object-fit:cover;transition:transform var(--t)}
.post-card:hover .post-cover img{transform:scale(1.04)}
.post-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
.post-cat{align-self:flex-start;font-size:12px;font-weight:700;color:var(--brand);background:var(--brand-mist);padding:3px 10px;border-radius:999px}
.post-title{
  font-size:16.5px;line-height:1.5;font-weight:700;color:var(--ink);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  transition:color var(--t);
}
.post-card:hover .post-title{color:var(--brand)}
.post-excerpt{
  font-size:14px;line-height:1.7;color:var(--ink-sub);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-meta{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--ink-weak)}

/* ============ cta ============ */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--r-sec);
  background:var(--grad);padding:36px 24px;color:#fff;text-align:center;
  box-shadow:0 18px 44px rgba(109,40,217,.28);
}
@media (min-width:1024px){.cta-band{padding:52px 40px}}
.cta-band::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 12% 18%,rgba(255,255,255,.22),transparent 46%),
             radial-gradient(circle at 88% 82%,rgba(255,255,255,.16),transparent 42%);
  pointer-events:none;
}
.cta-band h2{position:relative;font-size:22px;line-height:1.45;font-weight:800}
@media (min-width:1024px){.cta-band h2{font-size:26px}}
.cta-band p{position:relative;margin-top:12px;font-size:15px;line-height:1.8;color:rgba(255,255,255,.9);max-width:640px;margin-left:auto;margin-right:auto}
.cta-actions{position:relative;display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-top:24px}
.cta-band .btn-white{background:#fff;color:var(--brand);box-shadow:0 8px 22px rgba(20,16,36,.18)}
.cta-band .btn-white:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(20,16,36,.24)}
.cta-band .btn-line{border:1px solid rgba(255,255,255,.6);color:#fff}
.cta-band .btn-line:hover{background:rgba(255,255,255,.12);transform:translateY(-2px)}

/* ============ footer ============ */
.site-footer{position:relative;margin-top:56px;background:linear-gradient(180deg,#15102A 0%,#1F1838 100%);color:#B9B3D0}
.site-footer::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--grad)}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px;padding:48px 0 32px}
@media (min-width:768px){.footer-grid{grid-template-columns:1.4fr 1fr 1.2fr 1fr}}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:800;color:#fff}
.footer-brand .brand-mark{width:32px;height:32px;border-radius:10px;display:grid;place-items:center;background:var(--grad);color:#fff;font-size:12px}
.footer-about{margin-top:14px;font-size:13.5px;line-height:1.85;color:#A49CC2;max-width:320px}
.footer-badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.footer-badges .badge{background:rgba(255,255,255,.08);color:#B9B3D0}
.footer-badges .badge b{color:#fff}
.footer-badges .badge.is-cyan{background:rgba(20,198,176,.14)}
.footer-badges .badge.is-cyan b{color:#5EE3D3}
.footer-title{font-size:14px;font-weight:700;color:#fff;margin-bottom:14px}
.footer-links li + li{margin-top:10px}
.footer-links a{font-size:13.5px;color:#A49CC2;transition:color var(--t)}
.footer-links a:hover{color:#fff}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:8px 20px;justify-content:space-between;
  padding:18px 0 28px;border-top:1px solid rgba(255,255,255,.1);
  font-size:12px;color:#9A94AD;
}

/* fade up */
.fade-up{opacity:0;transform:translateY(14px);animation:fadeUp .6s cubic-bezier(.22,.61,.36,1) forwards}
.fade-up.d1{animation-delay:.08s}
.fade-up.d2{animation-delay:.16s}
@keyframes fadeUp{to{opacity:1;transform:none}}
@media (prefers-reduced-motion:reduce){
  .fade-up{animation:none;opacity:1;transform:none}
  html{scroll-behavior:auto}
}

/* roulang page: category1 */
:root{
  --purple-700:#6D28D9;
  --purple-500:#8B5CF6;
  --purple-400:#A855F7;
  --purple-mist:#F1EDFF;
  --purple-fog:#F6F4FF;
  --coral:#FF5F45;
  --coral-dark:#F0432A;
  --coral-soft:#FFF1EE;
  --cyan:#14C6B0;
  --cyan-soft:#E6FAF7;
  --ink:#1B1430;
  --ink-2:#6E6785;
  --ink-3:#9A94AD;
  --line:#E8E4F5;
  --dark:#141024;
  --grad:linear-gradient(115deg,#6D28D9 0%,#A855F7 42%,#FF5F45 100%);
  --r-pill:999px;
  --r-sm:16px;
  --r-md:20px;
  --r-lg:28px;
  --r-box:24px;
  --sh-1:0 4px 16px rgba(109,40,217,.08);
  --sh-2:0 12px 32px rgba(109,40,217,.16);
  --sh-3:0 24px 60px rgba(20,16,36,.22);
  --ease:cubic-bezier(.4,0,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:system-ui,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--purple-fog);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--purple-700);outline-offset:2px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 16px}
.container-narrow{max-width:880px}
@media (min-width:1024px){.container{padding:0 24px}}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:#fff;
  border-bottom:1px solid #EDEAF7;
  box-shadow:0 2px 14px rgba(109,40,217,.05);
}
.header-inner{display:flex;align-items:center;gap:12px;height:56px}
@media (min-width:1024px){.header-inner{height:64px;gap:24px}}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:32px;height:32px;border-radius:11px;background:var(--grad);color:#fff;
  display:grid;place-items:center;font-size:12px;line-height:1;
  box-shadow:0 6px 16px rgba(109,40,217,.28);flex-shrink:0;
}
.brand-text{font-weight:800;font-size:15px;letter-spacing:-.2px;white-space:nowrap}
@media (min-width:1024px){.brand-text{font-size:17px}}
.nav-links{display:none}
@media (min-width:1024px){.nav-links{display:flex;align-items:center;gap:2px;margin-left:6px}}
.nav-link{
  padding:8px 13px;border-radius:var(--r-pill);font-size:15px;color:var(--ink-2);
  transition:color .22s var(--ease),background-color .22s var(--ease);white-space:nowrap;
}
.nav-link:hover{color:var(--purple-700);background:var(--purple-mist)}
.nav-link.active{color:var(--purple-700);background:var(--purple-mist);font-weight:700}
.header-actions{display:none;margin-left:auto;align-items:center;gap:12px}
@media (min-width:1024px){.header-actions{display:flex}}
.search-box input{
  width:210px;height:40px;border-radius:var(--r-pill);
  border:1px solid transparent;background:#F4F1FF;
  padding:0 18px;font-size:14px;outline:none;
  transition:background-color .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.search-box input::placeholder{color:var(--ink-3)}
.search-box input:focus{background:#fff;border-color:var(--purple-700);box-shadow:0 0 0 3px rgba(109,40,217,.14)}
.nav-toggle{
  margin-left:auto;width:42px;height:42px;border-radius:14px;border:1px solid var(--line);
  background:#fff;display:grid;place-items:center;gap:4px;cursor:pointer;
  transition:border-color .22s var(--ease),background-color .22s var(--ease);
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink);transition:transform .24s var(--ease),opacity .24s var(--ease)}
.nav-toggle:hover{border-color:var(--purple-500);background:var(--purple-mist)}
.nav-toggle.is-open span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
@media (min-width:1024px){.nav-toggle{display:none}}
.mobile-drawer{display:none;background:#fff;border-top:1px solid #EDEAF7;padding:12px 16px 20px}
.mobile-drawer.open{display:block}
.mobile-nav{display:flex;flex-direction:column;margin-bottom:14px}
.mobile-link{
  font-size:16px;line-height:48px;color:var(--ink-2);
  border-bottom:1px solid #F2EFFA;
}
.mobile-link.is-active{color:var(--purple-700);font-weight:700}
.mobile-drawer .search-box{margin-bottom:14px}
.mobile-drawer .search-box input{width:100%;height:44px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;line-height:1;border:1px solid transparent;
  cursor:pointer;white-space:nowrap;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease),filter .24s var(--ease),background-color .24s var(--ease);
}
.btn:active{transform:scale(.98)}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 8px 20px rgba(109,40,217,.24)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(109,40,217,.3);filter:brightness(1.03)}
.btn-ghost{background:#fff;color:var(--purple-700);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--purple-700);transform:translateY(-2px);box-shadow:var(--sh-1)}
.btn-light{background:#fff;color:var(--purple-700);box-shadow:0 10px 26px rgba(20,16,36,.18)}
.btn-light:hover{transform:translateY(-2px)}
.btn-outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.7)}
.btn-outline-light:hover{background:rgba(255,255,255,.14);transform:translateY(-2px)}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;padding:0;height:auto;
  background:none;border:none;color:var(--purple-700);font-size:15px;font-weight:600;cursor:pointer;
}
.btn-text .arrow{transition:transform .24s var(--ease);display:inline-block}
.btn-text:hover .arrow{transform:translateX(4px)}
.btn-block{width:100%}

/* ---------- 徽章 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 12px;
  border-radius:var(--r-pill);background:var(--purple-mist);color:var(--purple-700);
  font-size:11px;font-weight:600;line-height:1;white-space:nowrap;
}
.badge b{font-size:12px;font-weight:800;font-variant-numeric:tabular-nums}
.badge.is-cyan{background:var(--cyan-soft);color:#0E9E8C}

/* ---------- 首屏 ---------- */
.page-hero{
  position:relative;overflow:hidden;background:var(--purple-mist);
  padding:26px 0 32px;border-bottom:1px solid #EDEAF7;
}
.page-hero::before{
  content:"";position:absolute;top:-90px;right:-70px;width:280px;height:280px;border-radius:50%;
  background:var(--grad);filter:blur(60px);opacity:.14;pointer-events:none;
}
.page-hero::after{
  content:"";position:absolute;left:0;top:0;width:100%;height:4px;background:var(--grad);
}
.page-hero .container{position:relative;z-index:1}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-3);margin-bottom:14px;flex-wrap:wrap}
.breadcrumb a:hover{color:var(--purple-700)}
.breadcrumb .current{color:var(--purple-700);font-weight:700}
.breadcrumb .sep{color:#CFC9E4}
.hero-title{
  font-size:26px;line-height:1.36;font-weight:800;letter-spacing:-.4px;color:var(--ink);
  max-width:820px;animation:fadeUp .5s var(--ease) both;
}
@media (min-width:1024px){.hero-title{font-size:32px;line-height:1.32}}
.hero-desc{
  margin-top:12px;font-size:15px;line-height:1.8;color:var(--ink-2);max-width:720px;
  animation:fadeUp .5s var(--ease) .08s both;
}
.hero-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;animation:fadeUp .5s var(--ease) .12s both}
.tag{
  display:inline-flex;align-items:center;height:28px;padding:0 12px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--line);color:var(--ink-2);font-size:12px;font-weight:600;
}
.tag.tag-purple{background:var(--purple-mist);border-color:transparent;color:var(--purple-700)}
.tag.tag-cyan{background:var(--cyan-soft);border-color:transparent;color:#0E9E8C}
@keyframes fadeUp{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}

/* ---------- 板块通用 ---------- */
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:24px;flex-wrap:wrap}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:var(--purple-700);margin-bottom:10px;letter-spacing:.2px}
.eyebrow::before{content:"";width:24px;height:3px;border-radius:var(--r-pill);background:var(--grad)}
.section-title{font-size:22px;line-height:1.4;font-weight:700;letter-spacing:-.2px}
@media (min-width:1024px){.section-title{font-size:24px;line-height:1.42}}
.section-sub{margin-top:10px;font-size:15px;color:var(--ink-2);max-width:720px}
.wall-section{padding:44px 0}
.situation-section{padding:44px 0;background:#fff}
.panel-section{padding:44px 0}
.faq-section{padding:44px 0}
.cta-section{padding:44px 0 72px}
@media (min-width:1024px){
  .wall-section{padding:64px 0 40px}
  .situation-section{padding:64px 0}
  .panel-section{padding:64px 0}
  .faq-section{padding:64px 0}
  .cta-section{padding:64px 0 96px}
}

/* ---------- 竖屏卡片墙 ---------- */
.portrait-track{
  display:flex;gap:16px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding-bottom:10px;scrollbar-width:none;-ms-overflow-style:none;
}
.portrait-track::-webkit-scrollbar{display:none}
.portrait-card{
  position:relative;flex:0 0 72vw;scroll-snap-align:start;
  aspect-ratio:9/16;border-radius:var(--r-lg);overflow:hidden;
  background:var(--purple-mist);display:block;box-shadow:var(--sh-1);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease);
}
.portrait-card img{width:100%;height:100%;object-fit:cover;transition:transform .24s var(--ease)}
.portrait-card:hover{transform:translateY(-4px);box-shadow:var(--sh-3)}
.portrait-card:hover img{transform:scale(1.04)}
.portrait-shade{
  position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(to top,rgba(20,16,36,.9) 0%,rgba(20,16,36,.35) 46%,rgba(20,16,36,0) 72%);
}
.portrait-tag{
  position:absolute;top:12px;left:12px;background:var(--grad);color:#fff;
  font-size:11px;font-weight:700;padding:4px 10px;border-radius:var(--r-pill);line-height:1.4;
}
.portrait-play{
  position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);
  width:56px;height:56px;border-radius:50%;background:var(--grad);color:#fff;
  display:grid;place-items:center;font-size:16px;line-height:1;
  box-shadow:0 12px 28px rgba(20,16,36,.32);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease);
}
.portrait-card:hover .portrait-play{transform:translate(-50%,-50%) scale(1.06);box-shadow:0 0 0 10px rgba(255,255,255,.14),0 14px 30px rgba(20,16,36,.36)}
.portrait-body{position:absolute;left:0;right:0;bottom:0;padding:16px 16px 18px}
.portrait-title{
  font-size:15px;line-height:1.5;font-weight:700;color:#fff;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.portrait-meta{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-top:8px}
.portrait-cat{font-size:11px;color:rgba(255,255,255,.72)}
.portrait-time{
  font-size:11px;color:#fff;background:rgba(20,16,36,.55);
  border-radius:var(--r-pill);padding:3px 9px;font-variant-numeric:tabular-nums;line-height:1.5;
}
@media (min-width:768px){
  .portrait-track{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;overflow:visible;padding-bottom:0}
  .portrait-card{flex:none}
}
@media (min-width:1024px){.portrait-track{grid-template-columns:repeat(4,minmax(0,1fr))}}

/* ---------- 情况清单 ---------- */
.check-list{background:var(--purple-fog);border-radius:var(--r-box);padding:6px 20px;box-shadow:var(--sh-1)}
.check-item{display:flex;gap:16px;align-items:flex-start;padding:20px 0;border-bottom:1px solid var(--line);transition:background-color .22s var(--ease)}
.check-item:last-child{border-bottom:none}
.check-item:hover{background:#fff}
.check-num{
  font-size:28px;font-weight:800;line-height:1;letter-spacing:-1px;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
  font-variant-numeric:tabular-nums;flex-shrink:0;min-width:44px;padding-top:2px;
}
.check-body{flex:1;min-width:0}
.check-title{font-size:17px;line-height:1.55;font-weight:700}
.check-text{margin-top:6px;font-size:14px;line-height:1.75;color:var(--ink-2)}
.check-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}
.check-item .btn-text{align-self:center;flex-shrink:0}
@media (max-width:520px){
  .check-list{padding:4px 16px}
  .check-item{gap:12px;padding:18px 0}
  .check-num{font-size:24px;min-width:34px}
  .check-item .btn-text{display:none}
}

/* ---------- 图文核对面板 ---------- */
.check-panel{display:grid;gap:24px;align-items:center}
@media (min-width:1024px){.check-panel{grid-template-columns:5fr 7fr;gap:44px}}
.panel-media{
  border-radius:var(--r-lg);overflow:hidden;background:var(--purple-mist);
  box-shadow:var(--sh-2);aspect-ratio:4/3;
}
.panel-media img{width:100%;height:100%;object-fit:cover}
.panel-body .section-title{margin-bottom:12px}
.panel-desc{font-size:15px;line-height:1.85;color:var(--ink-2);margin-bottom:20px}
.tick-list{display:grid;gap:12px;margin-bottom:24px}
.tick-list li{display:flex;gap:10px;align-items:flex-start;font-size:15px;line-height:1.7}
.tick-mark{
  flex-shrink:0;width:22px;height:22px;border-radius:50%;background:var(--cyan-soft);color:#0E9E8C;
  display:grid;place-items:center;font-size:12px;font-weight:800;margin-top:3px;
}
.tick-list li b{font-weight:700;color:var(--ink)}
.panel-actions{display:flex;flex-wrap:wrap;gap:12px}

/* ---------- FAQ ---------- */
.faq-item{
  background:#fff;border-radius:var(--r-md);box-shadow:var(--sh-1);
  margin-bottom:12px;overflow:hidden;
  transition:box-shadow .24s var(--ease),transform .24s var(--ease);
}
.faq-item:hover{box-shadow:var(--sh-2)}
.faq-item.open{box-shadow:var(--sh-2)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 22px;background:none;border:none;text-align:left;cursor:pointer;
  font-size:16px;font-weight:700;line-height:1.6;color:var(--ink);
}
.faq-icon{
  flex-shrink:0;width:26px;height:26px;border-radius:50%;
  background:var(--purple-mist);color:var(--purple-700);
  display:grid;place-items:center;font-size:16px;font-weight:700;line-height:1;
  transition:transform .24s var(--ease),background-color .24s var(--ease),color .24s var(--ease);
}
.faq-item.open .faq-icon{transform:rotate(180deg);background:var(--grad);color:#fff}
.faq-a{position:relative;padding:0 22px 22px 26px;font-size:15px;line-height:1.8;color:var(--ink-2)}
.faq-a::before{
  content:"";position:absolute;left:0;top:4px;bottom:24px;width:4px;
  background:var(--grad);border-radius:0 3px 3px 0;
}

/* ---------- CTA 横幅 ---------- */
.cta-band{
  position:relative;overflow:hidden;background:var(--grad);border-radius:var(--r-lg);
  padding:40px 24px;text-align:center;color:#fff;box-shadow:0 24px 60px rgba(109,40,217,.28);
}
.cta-band::before{
  content:"";position:absolute;top:-70px;left:-50px;width:240px;height:240px;border-radius:50%;
  background:rgba(255,255,255,.22);filter:blur(60px);pointer-events:none;
}
.cta-band::after{
  content:"";position:absolute;bottom:-80px;right:-40px;width:220px;height:220px;border-radius:50%;
  background:rgba(20,16,36,.28);filter:blur(60px);pointer-events:none;
}
.cta-band > *{position:relative;z-index:1}
.cta-title{font-size:22px;line-height:1.4;font-weight:800;letter-spacing:-.2px}
@media (min-width:1024px){.cta-title{font-size:26px}}
.cta-text{margin-top:12px;font-size:15px;line-height:1.8;color:rgba(255,255,255,.9);max-width:640px;margin-left:auto;margin-right:auto}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-top:24px}
.cta-meta{margin-top:20px;font-size:12px;color:rgba(255,255,255,.78)}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;background:linear-gradient(180deg,#15102A 0%,#1F1838 100%);
  color:#fff;margin-top:16px;padding-top:4px;
}
.site-footer::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--grad)}
.footer-grid{display:grid;gap:32px;padding:48px 0 32px}
@media (min-width:640px){.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;padding:56px 0 40px}}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:800;letter-spacing:-.2px}
.footer-about{margin-top:14px;font-size:14px;line-height:1.8;color:rgba(255,255,255,.72);max-width:340px}
.footer-badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.footer-badges .badge{background:rgba(255,255,255,.1);color:#fff}
.footer-badges .badge b{color:#fff}
.footer-badges .badge.is-cyan{background:rgba(20,198,176,.18);color:#8CF0E3}
.footer-badges .badge.is-cyan b{color:#8CF0E3}
.footer-title{font-size:14px;font-weight:700;letter-spacing:.4px;color:#fff;margin-bottom:16px}
.footer-links{display:flex;flex-direction:column;gap:11px}
.footer-links a{font-size:14px;color:rgba(255,255,255,.7);transition:color .22s var(--ease)}
.footer-links a:hover{color:#fff}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:8px;justify-content:space-between;
  border-top:1px solid rgba(255,255,255,.12);padding:18px 0 26px;
  font-size:12px;color:#9A94AD;
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important}
  html{scroll-behavior:auto}
}

/* roulang page: category2 */
:root{
    --brand:#6D28D9;
    --brand-light:#8B5CF6;
    --brand-soft:#A855F7;
    --brand-mist:#F1EDFF;
    --brand-fog:#F6F4FF;
    --coral:#FF5F45;
    --coral-hover:#F0432A;
    --coral-soft:#FFF1EE;
    --cyan:#14C6B0;
    --cyan-soft:#E6FAF7;
    --ink:#1B1430;
    --muted:#6E6785;
    --faint:#9A94AD;
    --line:#E8E4F5;
    --card:#FFFFFF;
    --night:#141024;
    --night-2:#1F1838;
    --grad:linear-gradient(115deg,#6D28D9 0%,#A855F7 42%,#FF5F45 100%);
    --radius-pill:999px;
    --radius-sm:16px;
    --radius-md:20px;
    --radius-lg:24px;
    --radius-xl:28px;
    --shadow-soft:0 4px 16px rgba(109,40,217,.08);
    --shadow-hover:0 12px 32px rgba(109,40,217,.16);
    --shadow-poster:0 24px 60px rgba(20,16,36,.22);
  }

  *,*::before,*::after{box-sizing:border-box;}
  html{-webkit-text-size-adjust:100%;}
  body{
    margin:0;
    font-family:system-ui,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
    font-size:16px;
    line-height:1.75;
    color:var(--ink);
    background:var(--brand-fog);
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block;height:auto;}
  a{color:inherit;text-decoration:none;}
  button{font-family:inherit;cursor:pointer;}
  input,select{font-family:inherit;font-size:15px;}
  ul,ol{margin:0;padding:0;list-style:none;}
  h1,h2,h3,p{margin:0;}
  :focus-visible{outline:2px solid var(--brand);outline-offset:2px;}

  .container{
    width:100%;
    max-width:1200px;
    margin:0 auto;
    padding:0 16px;
  }
  @media (min-width:1024px){
    .container{padding:0 24px;}
  }

  /* ---------- 顶部导航 ---------- */
  .site-header{
    position:sticky;
    top:0;
    z-index:60;
    background:#FFFFFF;
    border-bottom:1px solid #EDEAF7;
    box-shadow:0 2px 10px rgba(109,40,217,.05);
  }
  .header-inner{
    display:flex;
    align-items:center;
    gap:14px;
    height:56px;
  }
  @media (min-width:1024px){
    .header-inner{height:64px;gap:20px;}
  }
  .brand{
    display:flex;
    align-items:center;
    gap:10px;
    flex-shrink:0;
  }
  .brand-mark{
    width:34px;
    height:34px;
    border-radius:11px;
    background:var(--grad);
    color:#fff;
    font-size:14px;
    line-height:1;
    display:flex;
    align-items:center;
    justify-content:center;
    box-shadow:0 6px 16px rgba(109,40,217,.28);
  }
  .brand-text{
    font-size:15px;
    font-weight:800;
    letter-spacing:-.2px;
    white-space:nowrap;
    color:var(--ink);
  }
  @media (min-width:1024px){
    .brand-text{font-size:17px;}
  }
  .nav-links{display:none;}
  @media (min-width:1024px){
    .nav-links{
      display:flex;
      align-items:center;
      gap:2px;
      margin-left:8px;
    }
  }
  .nav-link{
    display:inline-block;
    padding:8px 13px;
    border-radius:var(--radius-pill);
    font-size:15px;
    font-weight:500;
    color:var(--muted);
    transition:background .22s ease-out,color .22s ease-out;
  }
  .nav-link:hover{background:var(--brand-fog);color:var(--brand);}
  .nav-link.active{
    background:var(--brand-mist);
    color:var(--brand);
    font-weight:700;
  }
  .header-actions{
    display:flex;
    align-items:center;
    gap:10px;
    margin-left:auto;
  }
  .header-search{display:none;}
  @media (min-width:1024px){
    .header-search{display:block;}
  }
  .header-search input{
    width:200px;
    height:40px;
    border-radius:var(--radius-pill);
    background:#F4F1FF;
    border:1px solid transparent;
    padding:0 16px;
    color:var(--ink);
    transition:background .22s ease-out,border-color .22s ease-out,box-shadow .22s ease-out;
  }
  .header-search input::placeholder{color:var(--faint);}
  .header-search input:focus{
    background:#fff;
    border-color:var(--brand);
    box-shadow:0 0 0 3px rgba(109,40,217,.12);
    outline:none;
  }

  /* ---------- 按钮 ---------- */
  .btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:6px;
    border:none;
    border-radius:var(--radius-pill);
    font-size:15px;
    font-weight:600;
    line-height:1;
    padding:0 20px;
    height:44px;
    transition:transform .22s ease-out,box-shadow .22s ease-out,background .22s ease-out,color .22s ease-out,border-color .22s ease-out,filter .22s ease-out;
    white-space:nowrap;
  }
  .btn-primary{
    background:var(--grad);
    color:#fff;
    box-shadow:0 8px 20px rgba(109,40,217,.24);
  }
  .btn-primary:hover{
    transform:translateY(-2px);
    box-shadow:0 14px 30px rgba(109,40,217,.3);
    filter:brightness(1.03);
  }
  .btn-primary:active{transform:scale(.98);}
  .btn-ghost{
    background:#fff;
    color:var(--brand);
    border:1px solid var(--line);
  }
  .btn-ghost:hover{
    border-color:var(--brand);
    transform:translateY(-2px);
    box-shadow:var(--shadow-soft);
  }
  .btn-ghost:active{transform:scale(.98);}
  .btn-sm{height:38px;padding:0 16px;font-size:14px;}
  .btn-text{
    display:inline-flex;
    align-items:center;
    gap:6px;
    color:var(--brand);
    font-size:14px;
    font-weight:600;
    background:none;
    border:none;
    padding:6px 0;
  }
  .btn-text .arrow{transition:transform .22s ease-out;}
  .btn-text:hover .arrow{transform:translateX(4px);}

  .menu-toggle{
    width:40px;
    height:40px;
    border-radius:12px;
    background:var(--brand-mist);
    color:var(--brand);
    border:none;
    font-size:18px;
    line-height:1;
    display:flex;
    align-items:center;
    justify-content:center;
  }
  @media (min-width:1024px){
    .menu-toggle{display:none;}
  }
  .mobile-drawer{
    display:none;
    background:#fff;
    border-top:1px solid var(--line);
    padding:10px 16px 18px;
  }
  .mobile-drawer.is-open{display:block;}
  .mobile-drawer a{
    display:block;
    font-size:16px;
    line-height:48px;
    color:var(--ink);
    border-bottom:1px solid #F3F0FB;
  }
  .mobile-drawer a.active{color:var(--brand);font-weight:700;}
  .mobile-drawer .btn{width:100%;margin-top:14px;}

  /* ---------- 面包屑 ---------- */
  .breadcrumb{
    display:flex;
    align-items:center;
    gap:8px;
    font-size:13px;
    color:var(--faint);
    padding:16px 0 0;
  }
  .breadcrumb .sep{color:#CFC8E6;}
  .breadcrumb .current{color:var(--brand);font-weight:700;}
  .breadcrumb .hide-sm{display:none;}
  @media (min-width:640px){
    .breadcrumb .hide-sm{display:inline;}
  }

  /* ---------- 首屏 ---------- */
  .page-hero{
    position:relative;
    overflow:hidden;
    background:linear-gradient(180deg,#F6F4FF 0%,#F1EDFF 100%);
    border-bottom:1px solid #EEE9FB;
  }
  .page-hero::before,
  .page-hero::after{
    content:"";
    position:absolute;
    border-radius:50%;
    filter:blur(60px);
    pointer-events:none;
  }
  .page-hero::before{
    width:280px;height:280px;
    background:rgba(168,85,247,.14);
    top:-120px;left:-80px;
  }
  .page-hero::after{
    width:240px;height:240px;
    background:rgba(255,95,69,.12);
    bottom:-140px;right:-60px;
  }
  .page-hero .container{position:relative;z-index:1;}
  .hero-inner{
    padding:18px 0 30px;
    display:flex;
    flex-direction:column;
    gap:14px;
  }
  @media (min-width:1024px){
    .hero-inner{
      padding:26px 0 36px;
      flex-direction:row;
      align-items:center;
      justify-content:space-between;
      gap:32px;
    }
  }
  .hero-copy{max-width:720px;}
  .hero-eyebrow{
    display:inline-flex;
    align-items:center;
    gap:8px;
    font-size:12px;
    font-weight:700;
    letter-spacing:.4px;
    color:var(--brand);
    background:#fff;
    border:1px solid var(--line);
    border-radius:var(--radius-pill);
    padding:5px 12px;
    margin-bottom:12px;
  }
  .hero-eyebrow .dot{
    width:8px;height:8px;border-radius:50%;
    background:var(--grad);
  }
  .page-hero h1{
    font-size:26px;
    line-height:1.38;
    font-weight:800;
    letter-spacing:-.4px;
    color:var(--ink);
  }
  @media (min-width:1024px){
    .page-hero h1{font-size:32px;line-height:1.32;}
  }
  .hero-sub{
    margin-top:12px;
    font-size:15px;
    line-height:1.75;
    color:var(--muted);
    max-width:640px;
  }
  @media (min-width:1024px){
    .hero-sub{font-size:16px;}
  }
  .hero-badges{
    display:flex;
    flex-wrap:wrap;
    gap:10px;
    margin-top:18px;
  }
  .badge{
    display:inline-flex;
    align-items:center;
    gap:6px;
    height:28px;
    padding:0 12px;
    border-radius:var(--radius-pill);
    background:var(--brand-mist);
    color:var(--brand);
    font-size:11px;
    font-weight:500;
  }
  .badge b{font-size:12px;font-weight:700;}
  .badge.is-cyan{background:var(--cyan-soft);color:#0E9C8B;}
  .badge.is-coral{background:var(--coral-soft);color:var(--coral-hover);}
  .hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:20px;}

  /* ---------- 主体布局 ---------- */
  .section{padding:48px 0;}
  @media (min-width:1024px){
    .section{padding:72px 0;}
  }
  .section-head{
    display:flex;
    align-items:flex-end;
    justify-content:space-between;
    gap:16px;
    margin-bottom:24px;
  }
  .section-title{
    display:flex;
    align-items:center;
    gap:12px;
    font-size:22px;
    font-weight:700;
    line-height:1.4;
    letter-spacing:-.3px;
  }
  @media (min-width:1024px){
    .section-title{font-size:24px;}
  }
  .section-title::before{
    content:"";
    width:26px;
    height:5px;
    border-radius:var(--radius-pill);
    background:var(--grad);
    flex-shrink:0;
  }
  .section-desc{
    margin-top:10px;
    font-size:14px;
    line-height:1.8;
    color:var(--muted);
    max-width:760px;
  }

  .layout-grid{display:block;}
  @media (min-width:1024px){
    .layout-grid{
      display:grid;
      grid-template-columns:236px 1fr;
      gap:36px;
      align-items:start;
    }
  }
  .side-nav{display:none;}
  @media (min-width:1024px){
    .side-nav{
      display:block;
      position:sticky;
      top:88px;
      background:#fff;
      border:1px solid var(--line);
      border-radius:var(--radius-md);
      padding:16px;
      box-shadow:var(--shadow-soft);
    }
  }
  .side-nav-title{
    font-size:12px;
    font-weight:700;
    letter-spacing:.6px;
    color:var(--faint);
    padding:0 10px 10px;
  }
  .side-nav a{
    display:block;
    padding:10px 12px;
    border-radius:12px;
    font-size:14px;
    color:var(--muted);
    transition:background .22s ease-out,color .22s ease-out;
  }
  .side-nav a:hover{background:var(--brand-fog);color:var(--brand);}
  .side-nav a.is-active{
    background:var(--brand-mist);
    color:var(--brand);
    font-weight:700;
  }

  /* ---------- 编号长条列表 ---------- */
  .rank-panel{
    background:#fff;
    border:1px solid var(--line);
    border-radius:var(--radius-lg);
    box-shadow:var(--shadow-soft);
    padding:6px 20px;
  }
  @media (min-width:1024px){
    .rank-panel{padding:8px 26px;}
  }
  .rank-item{
    display:flex;
    align-items:center;
    gap:14px;
    padding:18px 8px;
    border-bottom:1px solid var(--line);
    border-radius:14px;
    transition:background .22s ease-out;
  }
  @media (min-width:1024px){
    .rank-item{gap:20px;padding:20px 10px;}
  }
  .rank-item:last-child{border-bottom:none;}
  .rank-item:hover{background:#F9F7FF;}
  .rank-no{
    font-size:24px;
    font-weight:800;
    line-height:1;
    letter-spacing:-1px;
    font-variant-numeric:tabular-nums;
    background:var(--grad);
    -webkit-background-clip:text;
    background-clip:text;
    color:transparent;
    flex-shrink:0;
    width:40px;
  }
  @media (min-width:1024px){
    .rank-no{font-size:30px;width:52px;}
  }
  .rank-thumb{
    width:60px;
    height:60px;
    flex-shrink:0;
    border-radius:var(--radius-sm);
    object-fit:cover;
    background:#F1EDFF;
    aspect-ratio:1/1;
  }
  @media (min-width:1024px){
    .rank-thumb{width:64px;height:64px;}
  }
  .rank-body{flex:1;min-width:0;}
  .rank-tag{
    display:inline-block;
    font-size:12px;
    font-weight:600;
    color:var(--brand);
    background:var(--brand-mist);
    border-radius:var(--radius-pill);
    padding:2px 10px;
    margin-bottom:6px;
  }
  .rank-title{
    font-size:16px;
    font-weight:700;
    line-height:1.5;
    color:var(--ink);
    display:-webkit-box;
    -webkit-line-clamp:2;
    -webkit-box-orient:vertical;
    overflow:hidden;
    transition:color .22s ease-out;
  }
  @media (min-width:1024px){
    .rank-title{font-size:17px;line-height:1.55;}
  }
  .rank-item:hover .rank-title{color:var(--brand);}
  .rank-desc{
    margin-top:4px;
    font-size:13px;
    line-height:1.7;
    color:var(--muted);
    display:-webkit-box;
    -webkit-line-clamp:1;
    -webkit-box-orient:vertical;
    overflow:hidden;
  }
  @media (min-width:1024px){
    .rank-desc{font-size:14px;}
  }
  .rank-meta{
    margin-top:6px;
    font-size:12px;
    color:var(--faint);
    font-variant-numeric:tabular-nums;
  }
  .rank-action{
    flex-shrink:0;
    display:none;
  }
  @media (min-width:768px){
    .rank-action{display:inline-flex;}
  }

  /* ---------- 挑选标准 ---------- */
  .standard-grid{
    display:grid;
    gap:16px;
  }
  @media (min-width:768px){
    .standard-grid{grid-template-columns:repeat(2,1fr);gap:20px;}
  }
  .rule-item{
    position:relative;
    background:#fff;
    border:1px solid var(--line);
    border-radius:var(--radius-md);
    padding:20px 20px 20px 26px;
    box-shadow:var(--shadow-soft);
    transition:box-shadow .22s ease-out,transform .22s ease-out;
  }
  .rule-item::before{
    content:"";
    position:absolute;
    left:16px;
    top:22px;
    bottom:22px;
    width:4px;
    border-radius:var(--radius-pill);
    background:var(--grad);
  }
  .rule-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);}
  .rule-item h3{
    font-size:17px;
    font-weight:700;
    line-height:1.5;
    padding-left:8px;
  }
  .rule-item p{
    padding-left:8px;
    margin-top:8px;
    font-size:14px;
    line-height:1.8;
    color:var(--muted);
  }

  .topic-tags{
    display:flex;
    flex-wrap:wrap;
    gap:10px;
    margin-top:26px;
  }
  .topic-tags span{
    font-size:13px;
    color:var(--muted);
    background:#fff;
    border:1px solid var(--line);
    border-radius:var(--radius-pill);
    padding:6px 14px;
    transition:color .22s ease-out,border-color .22s ease-out,background .22s ease-out;
  }
  .topic-tags span:hover{color:var(--brand);border-color:var(--brand-light);background:var(--brand-fog);}

  /* ---------- FAQ ---------- */
  .faq-item{
    position:relative;
    background:#fff;
    border:1px solid var(--line);
    border-radius:var(--radius-md);
    margin-bottom:12px;
    overflow:hidden;
    box-shadow:var(--shadow-soft);
    transition:box-shadow .22s ease-out;
  }
  .faq-item.is-open{box-shadow:var(--shadow-hover);}
  .faq-item::before{
    content:"";
    position:absolute;
    left:0;top:0;bottom:0;
    width:4px;
    background:var(--grad);
    transform:scaleY(0);
    transform-origin:top;
    transition:transform .26s ease-out;
  }
  .faq-item.is-open::before{transform:scaleY(1);}
  .faq-q{
    width:100%;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:16px;
    background:none;
    border:none;
    text-align:left;
    padding:18px 20px;
    font-size:16px;
    font-weight:700;
    line-height:1.6;
    color:var(--ink);
  }
  .faq-icon{
    flex-shrink:0;
    width:26px;
    height:26px;
    border-radius:50%;
    background:var(--brand-mist);
    color:var(--brand);
    display:flex;
    align-items:center;
    justify-content:center;
    font-size:15px;
    font-weight:700;
    transition:transform .26s ease-out,background .22s ease-out;
  }
  .faq-item.is-open .faq-icon{transform:rotate(180deg);background:var(--brand);color:#fff;}
  .faq-a{
    max-height:0;
    overflow:hidden;
    transition:max-height .3s ease-out;
  }
  .faq-a-inner{
    padding:0 20px 20px;
    font-size:15px;
    line-height:1.75;
    color:var(--muted);
  }

  /* ---------- CTA 横幅 ---------- */
  .cta-band{
    position:relative;
    overflow:hidden;
    border-radius:var(--radius-lg);
    background-image:linear-gradient(115deg,rgba(109,40,217,.94) 0%,rgba(168,85,247,.9) 45%,rgba(255,95,69,.92) 100%),url('/assets/images/backpic/back-2.webp');
    background-size:cover;
    background-position:center;
    padding:34px 24px;
    color:#fff;
  }
  @media (min-width:1024px){
    .cta-band{padding:48px 44px;}
  }
  .cta-band h2{
    font-size:22px;
    font-weight:800;
    line-height:1.4;
    letter-spacing:-.3px;
    max-width:520px;
  }
  @media (min-width:1024px){
    .cta-band h2{font-size:26px;}
  }
  .cta-band p{
    margin-top:10px;
    font-size:15px;
    line-height:1.8;
    color:rgba(255,255,255,.88);
    max-width:620px;
  }
  .cta-actions{
    display:flex;
    flex-wrap:wrap;
    gap:12px;
    margin-top:22px;
  }
  .btn-white{
    background:#fff;
    color:var(--brand);
    box-shadow:0 10px 24px rgba(20,16,36,.18);
  }
  .btn-white:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(20,16,36,.24);}
  .btn-outline-white{
    background:transparent;
    color:#fff;
    border:1px solid rgba(255,255,255,.62);
  }
  .btn-outline-white:hover{background:rgba(255,255,255,.14);border-color:#fff;}

  /* ---------- 页脚 ---------- */
  .site-footer{
    margin-top:56px;
    background:linear-gradient(180deg,#15102A 0%,#1F1838 100%);
    color:#D6D1E8;
    position:relative;
    padding-top:4px;
  }
  .site-footer::before{
    content:"";
    position:absolute;
    top:0;left:0;right:0;
    height:4px;
    background:var(--grad);
  }
  .footer-grid{
    display:grid;
    gap:32px;
    padding:44px 0 28px;
  }
  @media (min-width:768px){
    .footer-grid{grid-template-columns:repeat(2,1fr);}
  }
  @media (min-width:1024px){
    .footer-grid{grid-template-columns:1.4fr 1fr 1.2fr 1fr;gap:28px;padding:56px 0 32px;}
  }
  .footer-brand{
    display:flex;
    align-items:center;
    gap:10px;
    font-size:16px;
    font-weight:800;
    color:#fff;
  }
  .footer-about{
    margin-top:14px;
    font-size:14px;
    line-height:1.85;
    color:#A79FC6;
    max-width:340px;
  }
  .footer-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px;}
  .site-footer .badge{background:rgba(255,255,255,.08);color:#CFC7EC;}
  .site-footer .badge b{color:#fff;}
  .site-footer .badge.is-cyan{background:rgba(20,198,176,.16);color:#7FE5D8;}
  .site-footer .badge.is-cyan b{color:#fff;}
  .footer-title{
    font-size:14px;
    font-weight:700;
    color:#fff;
    margin-bottom:14px;
  }
  .footer-links li{margin-bottom:10px;}
  .footer-links a{
    font-size:14px;
    line-height:1.6;
    color:#A79FC6;
    transition:color .22s ease-out;
  }
  .footer-links a:hover{color:#fff;}
  .footer-bottom{
    display:flex;
    flex-direction:column;
    gap:8px;
    border-top:1px solid rgba(255,255,255,.08);
    padding:18px 0 26px;
    font-size:12px;
    color:#9A94AD;
  }
  @media (min-width:768px){
    .footer-bottom{flex-direction:row;align-items:center;justify-content:space-between;}
  }

  .fade-up{animation:fadeUp .6s ease-out both;}
  .fade-up.delay-1{animation-delay:.08s;}
  .fade-up.delay-2{animation-delay:.14s;}
  @keyframes fadeUp{
    from{opacity:0;transform:translateY(12px);}
    to{opacity:1;transform:translateY(0);}
  }
  @media (prefers-reduced-motion:reduce){
    .fade-up{animation:none;}
    *{transition:none !important;}
  }

/* roulang page: category3 */
:root{
  --brand:#6D28D9; --brand-2:#8B5CF6; --brand-3:#A855F7;
  --mist:#F1EDFF; --mist-2:#F6F4FF;
  --coral:#FF5F45; --coral-hover:#F0432A; --coral-soft:#FFF1EE;
  --cyan:#14C6B0; --cyan-soft:#E6FAF7;
  --ink:#1B1430; --ink-2:#6E6785; --ink-3:#9A94AD;
  --line:#E8E4F5; --line-soft:#EDEAF7; --bg:#F6F4FF; --card:#FFFFFF;
  --dark:#141024; --dark-2:#15102A; --dark-3:#1F1838;
  --grad:linear-gradient(115deg,#6D28D9 0%,#A855F7 42%,#FF5F45 100%);
  --r-sm:12px; --r-md:16px; --r-lg:20px; --r-xl:24px; --r-2xl:28px; --r-pill:999px;
  --sh-1:0 4px 16px rgba(109,40,217,.08);
  --sh-2:0 12px 32px rgba(109,40,217,.16);
  --sh-3:0 24px 60px rgba(20,16,36,.22);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:system-ui,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  font-size:16px;line-height:1.75;
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;padding:0}
ul,ol{list-style:none}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 16px}
@media (min-width:1024px){.container{padding:0 24px}}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;background:#fff;
  border-bottom:1px solid var(--line-soft);
  box-shadow:0 1px 2px rgba(27,20,48,.04);
}
.header-inner{display:flex;align-items:center;gap:20px;height:64px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:17px;letter-spacing:-.01em;white-space:nowrap;color:var(--ink)}
.logo:hover{color:var(--brand)}
.brand-mark{
  width:34px;height:34px;border-radius:11px;flex:0 0 34px;
  background:var(--grad);color:#fff;display:grid;place-items:center;
  font-size:12px;box-shadow:0 6px 16px rgba(109,40,217,.28);
}
.nav-links{display:flex;align-items:center;gap:2px;margin-left:6px}
.nav-link{
  padding:8px 14px;border-radius:var(--r-pill);font-size:15px;font-weight:500;
  color:var(--ink-2);transition:color .22s var(--ease),background .22s var(--ease);
}
.nav-link:hover{color:var(--brand);background:var(--mist-2)}
.nav-link.active{color:var(--brand);font-weight:700;background:var(--mist)}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:12px}
.search-box{
  display:flex;align-items:center;gap:8px;height:40px;padding:0 14px;
  background:#F4F1FF;border:2px solid transparent;border-radius:var(--r-pill);
  transition:background .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.search-box:focus-within{background:#fff;border-color:var(--brand);box-shadow:0 0 0 4px rgba(109,40,217,.08)}
.search-box svg{flex:0 0 16px;color:var(--ink-3)}
.search-box input{width:150px;border:0;background:transparent;outline:none;font-size:14px}
.search-box input::placeholder{color:var(--ink-3)}
.nav-toggle{display:none;width:42px;height:42px;border-radius:var(--r-sm);border:1px solid var(--line);background:#fff;flex-direction:column;align-items:center;justify-content:center;gap:4px;cursor:pointer}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink);transition:transform .22s var(--ease),opacity .22s var(--ease)}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
.mobile-nav{display:none;background:#fff;border-top:1px solid var(--line-soft);padding:10px 16px 20px}
.mobile-nav.is-open{display:block}
.mobile-link{display:block;height:48px;line-height:48px;font-size:16px;color:var(--ink);border-bottom:1px solid var(--mist-2);padding:0 4px;transition:color .2s var(--ease),background .2s var(--ease)}
.mobile-link:hover{color:var(--brand)}
.mobile-link.is-active{color:var(--brand);font-weight:700}
.mobile-cta{width:100%;margin-top:16px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-pill);border:1px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;white-space:nowrap;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),border-color .22s var(--ease),color .22s var(--ease),filter .22s var(--ease);
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 8px 20px rgba(109,40,217,.24)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(109,40,217,.32);filter:brightness(1.03)}
.btn-primary:active{transform:scale(.98)}
.btn-ghost{background:#fff;color:var(--brand);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--brand);transform:translateY(-2px);box-shadow:var(--sh-1)}
.btn-ghost:active{transform:scale(.98)}
.btn-white{background:#fff;color:var(--brand);box-shadow:0 10px 26px rgba(20,16,36,.18)}
.btn-white:hover{transform:translateY(-2px);filter:brightness(1.02)}
.btn-white:active{transform:scale(.98)}
.btn-line{background:transparent;color:#fff;border-color:rgba(255,255,255,.62)}
.btn-line:hover{background:rgba(255,255,255,.14);transform:translateY(-2px)}
.btn-line:active{transform:scale(.98)}
.btn-sm{height:38px;padding:0 18px;font-size:14px}
.btn-link{display:inline-flex;align-items:center;gap:6px;color:var(--brand);font-size:15px;font-weight:600;transition:color .22s var(--ease)}
.btn-link .arrow{transition:transform .22s var(--ease)}
.btn-link:hover{color:var(--brand-3)}
.btn-link:hover .arrow{transform:translateX(4px)}

/* ---------- 页面 Hero ---------- */
.page-hero{
  position:relative;overflow:hidden;
  background:linear-gradient(180deg,#F1EDFF 0%,#F8F6FF 62%,#F6F4FF 100%);
  border-bottom:1px solid var(--line);
}
.page-hero::after{
  content:"";position:absolute;right:-90px;top:-110px;width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,rgba(168,85,247,.26),rgba(168,85,247,0) 70%);
  filter:blur(60px);pointer-events:none;
}
.page-hero::before{
  content:"";position:absolute;left:-70px;bottom:-120px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,95,69,.16),rgba(255,95,69,0) 70%);
  filter:blur(60px);pointer-events:none;
}
.hero-inner{position:relative;z-index:1;padding:22px 0 34px}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-3);margin-bottom:14px}
.breadcrumb a{transition:color .2s var(--ease)}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb .sep{color:#CFC7E6}
.breadcrumb .current{color:var(--brand);font-weight:700}
.hero-title{font-size:26px;line-height:36px;font-weight:800;letter-spacing:-.01em;max-width:900px}
.hero-desc{margin-top:12px;font-size:15px;line-height:1.8;color:var(--ink-2);max-width:760px}
.hero-badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.badge{
  display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 12px;
  border-radius:var(--r-pill);background:var(--mist);color:var(--brand);
  font-size:11px;font-weight:600;letter-spacing:.02em;
}
.badge b{font-size:12px;font-weight:700;color:inherit}
.badge.is-cyan{background:var(--cyan-soft);color:#0E9C8C}
.badge.is-coral{background:var(--coral-soft);color:var(--coral-hover)}
@media (min-width:1024px){
  .hero-title{font-size:32px;line-height:42px}
  .hero-inner{padding:28px 0 40px}
}

/* ---------- 板块通用 ---------- */
.section{padding:56px 0}
.section.tight{padding:44px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:26px;flex-wrap:wrap}
.section-title{position:relative;padding-left:16px;font-size:24px;line-height:34px;font-weight:700;letter-spacing:-.01em}
.section-title::before{content:"";position:absolute;left:0;top:7px;bottom:7px;width:4px;border-radius:4px;background:var(--grad)}
.section-desc{margin-top:10px;font-size:15px;line-height:1.8;color:var(--ink-2);max-width:760px}
@media (min-width:1024px){.section{padding:80px 0}.section.tight{padding:56px 0}}

/* ---------- 对照卡 ---------- */
.compare-grid{display:grid;grid-template-columns:1fr;gap:20px}
@media (min-width:900px){.compare-grid{grid-template-columns:1fr 1fr}}
.compare-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-xl);
  padding:24px;box-shadow:var(--sh-1);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
  display:flex;flex-direction:column;
}
.compare-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#D9CEFF}
.compare-card.is-accent{background:linear-gradient(180deg,#FFFFFF 0%,#FBF9FF 100%);border-color:#DDD2FF}
.compare-media{border-radius:var(--r-md);overflow:hidden;background:var(--mist);aspect-ratio:16/9;margin-bottom:18px}
.compare-media img{width:100%;height:100%;object-fit:cover;transition:transform .24s var(--ease)}
.compare-card:hover .compare-media img{transform:scale(1.04)}
.tag{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:var(--r-pill);
  background:var(--mist);color:var(--brand);font-size:12px;font-weight:700;letter-spacing:.02em;
}
.tag.is-plain{background:var(--mist-2);color:var(--ink-2)}
.compare-card h3{margin-top:12px;font-size:19px;line-height:1.5;font-weight:700}
.compare-card .card-desc{margin-top:8px;font-size:14px;line-height:1.8;color:var(--ink-2)}
.badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.check-list{margin-top:18px;border-top:1px solid var(--line);padding-top:8px}
.check-list li{display:flex;gap:10px;padding:10px 0;font-size:14px;line-height:1.75;color:var(--ink-2);border-bottom:1px dashed var(--line)}
.check-list li:last-child{border-bottom:0;padding-bottom:0}
.tick{
  flex:0 0 20px;width:20px;height:20px;margin-top:3px;border-radius:50%;
  background:var(--mist);color:var(--brand);font-size:11px;font-weight:700;
  display:grid;place-items:center;
}
.compare-card.is-accent .tick{background:var(--cyan-soft);color:#0E9C8C}

/* ---------- 明细对照表 ---------- */
.spec-table{background:#fff;border:1px solid var(--line);border-radius:var(--r-xl);overflow:hidden;box-shadow:var(--sh-1)}
.spec-head,.spec-row{display:grid;grid-template-columns:1fr 1.35fr 1.35fr;gap:16px;padding:16px 24px}
.spec-head{background:var(--mist);font-size:13px;font-weight:700;color:var(--brand);letter-spacing:.02em}
.spec-row{border-top:1px solid var(--line);font-size:14px;line-height:1.75;align-items:center;transition:background .2s var(--ease)}
.spec-row:hover{background:#F9F7FF}
.spec-key-cell{font-size:15px;font-weight:700;color:var(--ink)}
.spec-cell{color:var(--ink-2)}
.spec-cell.is-web{color:var(--brand);font-weight:600}
.spec-tag{display:none;font-size:11px;font-weight:700;color:var(--ink-3);margin-right:8px;letter-spacing:.02em}
@media (max-width:767px){
  .spec-head{display:none}
  .spec-row{grid-template-columns:1fr;gap:6px;padding:16px 20px}
  .spec-key-cell{font-size:16px;color:var(--brand);padding-bottom:6px;border-bottom:1px solid var(--line)}
  .spec-tag{display:inline}
}

/* ---------- 场景卡 ---------- */
.scene-grid{display:grid;grid-template-columns:1fr;gap:16px}
@media (min-width:768px){.scene-grid{grid-template-columns:1fr 1fr 1fr}}
.scene-card{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:22px 22px 22px 24px;box-shadow:var(--sh-1);overflow:hidden;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.scene-card::before{content:"";position:absolute;left:0;top:22px;bottom:22px;width:4px;border-radius:0 4px 4px 0;background:var(--grad);opacity:.9}
.scene-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#D9CEFF}
.scene-no{font-size:13px;font-weight:800;letter-spacing:.14em;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.scene-card h3{margin-top:8px;font-size:18px;line-height:1.5;font-weight:700}
.scene-card p{margin-top:10px;font-size:14px;line-height:1.85;color:var(--ink-2)}

/* ---------- 口碑条 ---------- */
.voice-track{display:flex;gap:16px;overflow-x:auto;padding:4px 4px 14px;scroll-snap-type:x mandatory;-ms-overflow-style:none;scrollbar-width:none}
.voice-track::-webkit-scrollbar{display:none}
.voice-card{
  flex:0 0 260px;scroll-snap-align:start;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-lg);padding:18px;box-shadow:var(--sh-1);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease);
}
.voice-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.voice-head{display:flex;align-items:center;gap:10px}
.avatar{width:36px;height:36px;border-radius:50%;background:var(--grad);color:#fff;font-size:13px;font-weight:700;display:grid;place-items:center}
.voice-name{font-size:14px;font-weight:700}
.voice-meta{font-size:12px;color:var(--ink-3)}
.voice-text{margin-top:12px;font-size:14px;line-height:1.75;color:var(--ink-2)}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:12px;max-width:900px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-1);overflow:hidden;transition:box-shadow .24s var(--ease),border-color .24s var(--ease)}
.faq-item:hover{box-shadow:var(--sh-2)}
.faq-item.is-open{border-color:#DDD2FF}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;background:transparent;border:0;cursor:pointer;text-align:left;
  font-size:16px;font-weight:700;line-height:1.6;color:var(--ink);
  transition:color .22s var(--ease);
}
.faq-q:hover{color:var(--brand)}
.faq-icon{
  position:relative;flex:0 0 24px;width:24px;height:24px;border-radius:50%;
  background:var(--mist);transition:transform .24s var(--ease),background .24s var(--ease);
}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;left:50%;top:50%;background:var(--brand);border-radius:2px;transform:translate(-50%,-50%)}
.faq-icon::before{width:11px;height:2px}
.faq-icon::after{width:2px;height:11px;transition:transform .24s var(--ease),opacity .24s var(--ease)}
.faq-item.is-open .faq-icon{transform:rotate(180deg);background:var(--mist)}
.faq-item.is-open .faq-icon::after{transform:translate(-50%,-50%) scaleY(0);opacity:0}
.faq-a{position:relative;padding:0 22px 20px 30px;font-size:15px;line-height:1.85;color:var(--ink-2)}
.faq-item.is-open .faq-a::before{content:"";position:absolute;left:0;top:2px;bottom:18px;width:4px;border-radius:0 4px 4px 0;background:var(--grad)}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--r-xl);background:var(--grad);
  color:#fff;padding:34px 24px;box-shadow:0 20px 44px rgba(109,40,217,.28);
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-80px;width:260px;height:260px;border-radius:50%;
  background:rgba(255,255,255,.16);filter:blur(60px);pointer-events:none;
}
.cta-inner{position:relative;z-index:1;display:flex;flex-direction:column;gap:20px}
.cta-band h2{font-size:24px;line-height:1.42;font-weight:800;letter-spacing:-.01em}
.cta-band p{margin-top:10px;font-size:15px;line-height:1.8;color:rgba(255,255,255,.88);max-width:640px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}
@media (min-width:900px){
  .cta-band{padding:46px 40px}
  .cta-inner{flex-direction:row;align-items:center;justify-content:space-between}
  .cta-actions{flex:0 0 auto}
}

/* ---------- 页脚 ---------- */
.site-footer{position:relative;margin-top:64px;background:linear-gradient(180deg,var(--dark-2) 0%,var(--dark-3) 100%);color:#fff}
.site-footer::before{content:"";position:absolute;left:0;right:0;top:0;height:4px;background:var(--grad)}
.footer-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px;padding:52px 0 30px}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.6fr 1fr 1fr 1fr;gap:32px;padding:60px 0 34px}}
@media (max-width:560px){.footer-grid{grid-template-columns:1fr}}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:800;margin-bottom:14px}
.footer-about{font-size:14px;line-height:1.85;color:#B9B3CC;max-width:330px}
.footer-badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.site-footer .badge{background:rgba(255,255,255,.08);color:#E7E2F5}
.site-footer .badge b{color:#fff}
.site-footer .badge.is-cyan{background:rgba(20,198,176,.16);color:#63E4D3}
.footer-title{font-size:15px;font-weight:700;margin-bottom:14px}
.footer-links li{margin-bottom:10px}
.footer-links a{font-size:14px;color:#B9B3CC;transition:color .2s var(--ease)}
.footer-links a:hover{color:#fff}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);padding:18px 0 30px;
  display:flex;flex-wrap:wrap;gap:8px;justify-content:space-between;
  font-size:12px;color:var(--ink-3);
}

/* ---------- 动效 ---------- */
.fade-up{opacity:0;transform:translateY(14px);animation:fadeUp .6s var(--ease) forwards}
.fade-up.d1{animation-delay:.08s}
.fade-up.d2{animation-delay:.16s}
@keyframes fadeUp{to{opacity:1;transform:none}}
@media (prefers-reduced-motion:reduce){
  .fade-up{opacity:1;transform:none;animation:none}
  *{transition-duration:.01ms !important}
}

/* ---------- 响应式导航 ---------- */
@media (max-width:1023px){
  .nav-links{display:none}
  .search-box{display:none}
  .nav-toggle{display:flex}
  .header-inner{height:56px;gap:12px}
}
@media (max-width:640px){
  .logo{font-size:15px}
  .brand-mark{width:30px;height:30px;flex-basis:30px;border-radius:10px;font-size:11px}
  .header-actions .btn-sm{height:36px;padding:0 14px;font-size:13px}
}

/* roulang page: category4 */
:root{
  --brand:#6D28D9;
  --brand-2:#8B5CF6;
  --brand-3:#A855F7;
  --coral:#FF5F45;
  --coral-hover:#F0432A;
  --coral-soft:#FFF1EE;
  --tech:#14C6B0;
  --tech-deep:#0E9E8C;
  --tech-soft:#E6FAF7;
  --ink:#1B1430;
  --ink-sub:#6E6785;
  --ink-mute:#9A94AD;
  --line:#E8E4F5;
  --line-soft:#EDEAF7;
  --mist:#F6F4FF;
  --lilac:#F1EDFF;
  --dark:#141024;
  --card:#FFFFFF;
  --error:#E5484D;
  --grad:linear-gradient(115deg,#6D28D9 0%,#A855F7 42%,#FF5F45 100%);
  --grad-soft:linear-gradient(180deg,#F7F5FF 0%,#FFFFFF 100%);
  --r-sm:16px;
  --r-md:20px;
  --r-lg:24px;
  --r-xl:28px;
  --r-pill:999px;
  --sh-1:0 4px 16px rgba(109,40,217,.08);
  --sh-2:0 12px 32px rgba(109,40,217,.16);
  --sh-3:0 24px 60px rgba(20,16,36,.22);
  --gap:20px;
  --sec-m:64px;
  --sec-d:96px;
  --ease:cubic-bezier(.4,0,.2,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  padding:0;
  font-family:system-ui,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--mist);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
a:hover{color:var(--brand);}
button,input,select,textarea{font:inherit;color:inherit;}
button{background:none;border:0;cursor:pointer;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;line-height:1.35;letter-spacing:-.2px;}
p{margin:0;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:8px;}
.tnum{font-variant-numeric:tabular-nums;}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:16px;
  padding-right:16px;
}
@media (min-width:1024px){
  .container{padding-left:24px;padding-right:24px;}
}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:#FFFFFF;
  border-bottom:1px solid var(--line-soft);
  box-shadow:0 1px 10px rgba(109,40,217,.05);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:14px;
  height:56px;
}
@media (min-width:1024px){
  .header-inner{height:64px;gap:18px;}
}
.brand{display:flex;align-items:center;gap:10px;flex:none;}
.brand-mark{
  width:34px;height:34px;flex:none;
  border-radius:11px;
  background:var(--grad);
  color:#fff;
  display:grid;place-items:center;
  font-size:13px;
  box-shadow:0 6px 16px rgba(109,40,217,.28);
}
.brand-text{
  font-size:15px;
  font-weight:800;
  color:var(--ink);
  letter-spacing:-.3px;
  white-space:nowrap;
}
@media (max-width:520px){
  .brand-text{font-size:13.5px;}
}
.nav-links{
  display:none;
  align-items:center;
  gap:2px;
  margin-left:auto;
}
@media (min-width:1024px){
  .nav-links{display:flex;}
}
.nav-link{
  display:inline-flex;
  align-items:center;
  height:38px;
  padding:0 14px;
  border-radius:var(--r-pill);
  font-size:14.5px;
  font-weight:600;
  color:var(--ink-sub);
  transition:color .24s var(--ease),background .24s var(--ease);
  white-space:nowrap;
}
.nav-link:hover{color:var(--brand);background:var(--lilac);}
.nav-link.active{color:var(--brand);background:var(--lilac);}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:auto;}
@media (min-width:1024px){
  .header-actions{margin-left:0;}
}
.search-box{
  display:none;
  align-items:center;
  gap:8px;
  height:40px;
  padding:0 16px;
  border-radius:var(--r-pill);
  background:#F4F1FF;
  border:1px solid transparent;
  transition:border-color .24s var(--ease),background .24s var(--ease),box-shadow .24s var(--ease);
}
@media (min-width:1180px){
  .search-box{display:flex;}
}
.search-box svg{flex:none;opacity:.7;}
.search-box input{
  border:0;
  background:transparent;
  outline:none;
  width:132px;
  font-size:14px;
}
.search-box input::placeholder{color:var(--ink-mute);}
.search-box:focus-within{
  background:#fff;
  border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(109,40,217,.14);
}
.nav-toggle{
  display:grid;
  place-items:center;
  width:40px;height:40px;
  border-radius:12px;
  border:1px solid var(--line);
  background:#fff;
  transition:border-color .24s var(--ease),background .24s var(--ease);
}
.nav-toggle:hover{border-color:var(--brand);background:var(--lilac);}
@media (min-width:1024px){
  .nav-toggle{display:none;}
}
.mobile-drawer{
  display:none;
  border-top:1px solid var(--line-soft);
  background:#fff;
  padding:8px 0 20px;
}
.mobile-drawer.open{display:block;}
.mobile-drawer a{
  display:flex;
  align-items:center;
  height:48px;
  padding:0 16px;
  font-size:16px;
  font-weight:600;
  color:var(--ink-sub);
  border-radius:12px;
  transition:background .2s var(--ease),color .2s var(--ease);
}
.mobile-drawer a:hover,
.mobile-drawer a.active{background:var(--lilac);color:var(--brand);}
.mobile-drawer .drawer-cta{margin:12px 16px 0;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:44px;
  padding:0 22px;
  border-radius:var(--r-pill);
  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),filter .24s var(--ease);
  white-space:nowrap;
}
.btn-primary{
  background:var(--grad);
  color:#fff;
  box-shadow:0 8px 22px rgba(109,40,217,.28);
}
.btn-primary:hover{
  color:#fff;
  transform:translateY(-2px);
  box-shadow:0 14px 30px rgba(109,40,217,.34);
  filter:brightness(1.03);
}
.btn-ghost{
  background:#fff;
  color:var(--brand);
  border-color:var(--line);
}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);}
.btn-light{
  background:#fff;
  color:var(--brand);
  box-shadow:0 10px 24px rgba(20,16,36,.16);
}
.btn-light:hover{color:var(--brand);transform:translateY(-2px);}
.btn-line{
  background:transparent;
  color:#fff;
  border-color:rgba(255,255,255,.6);
}
.btn-line:hover{background:rgba(255,255,255,.14);color:#fff;}
.btn-sm{height:38px;padding:0 18px;font-size:13.5px;}
.btn:active{transform:scale(.98);}
.btn-text{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  font-weight:600;
  color:var(--brand);
}
.btn-text svg{transition:transform .24s var(--ease);}
.btn-text:hover svg{transform:translateX(4px);}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;
  align-items:center;
  gap:7px;
  height:28px;
  padding:0 12px;
  border-radius:var(--r-pill);
  background:var(--lilac);
  color:var(--brand);
  font-size:11px;
  font-weight:600;
  white-space:nowrap;
}
.badge b{font-size:12px;font-weight:800;}
.badge.is-cyan{background:var(--tech-soft);color:var(--tech-deep);}
.badge.is-coral{background:var(--coral-soft);color:var(--coral-hover);}
.tag{
  display:inline-flex;
  align-items:center;
  height:24px;
  padding:0 10px;
  border-radius:var(--r-pill);
  background:var(--lilac);
  color:var(--brand);
  font-size:12px;
  font-weight:600;
}

/* ---------- 面包屑 ---------- */
.crumbs{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--ink-mute);
  flex-wrap:wrap;
}
.crumbs a{color:var(--ink-mute);}
.crumbs a:hover{color:var(--brand);}
.crumbs .sep{color:#CFC9E4;}
.crumbs .current{color:var(--brand);font-weight:700;}

/* ---------- Hero ---------- */
.page-hero{
  position:relative;
  overflow:hidden;
  background:var(--grad-soft);
  padding:28px 0 44px;
  border-bottom:1px solid var(--line-soft);
}
@media (min-width:1024px){
  .page-hero{padding:36px 0 56px;}
}
.hero-blob{
  position:absolute;
  border-radius:50%;
  filter:blur(60px);
  pointer-events:none;
}
.hero-blob.b1{
  width:300px;height:300px;
  background:rgba(109,40,217,.14);
  top:-120px;left:-80px;
}
.hero-blob.b2{
  width:260px;height:260px;
  background:rgba(255,95,69,.12);
  bottom:-140px;right:-60px;
}
.hero-grid{
  position:relative;
  display:grid;
  gap:28px;
  align-items:center;
}
@media (min-width:1024px){
  .hero-grid{grid-template-columns:7fr 5fr;gap:44px;}
}
.hero-title{
  margin-top:16px;
  font-size:26px;
  font-weight:800;
  line-height:1.32;
  letter-spacing:-.6px;
}
@media (min-width:768px){
  .hero-title{font-size:30px;}
}
@media (min-width:1024px){
  .hero-title{font-size:32px;line-height:1.3;}
}
.hero-title .hl{
  background:var(--grad);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.hero-sub{
  margin-top:14px;
  font-size:16px;
  line-height:1.75;
  color:var(--ink-sub);
  max-width:560px;
}
.hero-actions{
  margin-top:24px;
  display:flex;
  flex-wrap:wrap;
  gap:12px;
}
.hero-badges{
  margin-top:22px;
  display:flex;
  flex-wrap:wrap;
  gap:10px;
}
.hero-figure{
  position:relative;
  border-radius:var(--r-xl);
  overflow:hidden;
  box-shadow:var(--sh-3);
  border:1px solid rgba(255,255,255,.7);
}
.hero-figure img{
  width:100%;
  height:200px;
  object-fit:cover;
}
@media (min-width:768px){
  .hero-figure img{height:240px;}
}
.hero-figure .fig-cap{
  position:absolute;
  left:0;right:0;bottom:0;
  padding:30px 18px 16px;
  background:linear-gradient(180deg,rgba(20,16,36,0) 0%,rgba(20,16,36,.88) 100%);
  color:#fff;
  font-size:13px;
  line-height:1.6;
}
.hero-figure .fig-cap b{display:block;font-size:15px;font-weight:700;margin-bottom:2px;}
.hero-figure .fig-flag{
  position:absolute;
  top:14px;left:14px;
  display:inline-flex;
  align-items:center;
  height:24px;
  padding:0 12px;
  border-radius:var(--r-pill);
  background:var(--grad);
  color:#fff;
  font-size:11px;
  font-weight:700;
}

/* ---------- 通用板块 ---------- */
.section{padding:var(--sec-m) 0;}
@media (min-width:1024px){
  .section{padding:var(--sec-d) 0;}
}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:20px;
  flex-wrap:wrap;
  margin-bottom:32px;
}
.section-kicker{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  font-weight:700;
  color:var(--brand);
  letter-spacing:.6px;
  margin-bottom:10px;
}
.section-kicker::before{
  content:"";
  display:block;
  width:22px;height:4px;
  border-radius:4px;
  background:var(--grad);
}
.section-title{
  font-size:22px;
  font-weight:700;
  letter-spacing:-.4px;
}
@media (min-width:1024px){
  .section-title{font-size:24px;}
}
.section-desc{
  margin-top:10px;
  font-size:15px;
  color:var(--ink-sub);
  max-width:620px;
}

/* ---------- 准备清单 ---------- */
.prep-grid{
  display:grid;
  gap:16px;
}
@media (min-width:768px){
  .prep-grid{grid-template-columns:repeat(3,1fr);gap:20px;}
}
.prep-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:24px 22px;
  box-shadow:var(--sh-1);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.prep-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--sh-2);
  border-color:rgba(109,40,217,.28);
}
.prep-num{
  font-size:13px;
  font-weight:800;
  color:var(--brand);
  letter-spacing:1px;
}
.prep-card h3{
  margin-top:10px;
  font-size:17px;
  font-weight:700;
}
.prep-card p{
  margin-top:10px;
  font-size:14px;
  line-height:1.8;
  color:var(--ink-sub);
}
.prep-icon{
  width:44px;height:44px;
  border-radius:14px;
  background:var(--lilac);
  color:var(--brand);
  display:grid;place-items:center;
  margin-bottom:14px;
}
.prep-card.is-cyan .prep-icon{background:var(--tech-soft);color:var(--tech-deep);}
.prep-card.is-coral .prep-icon{background:var(--coral-soft);color:var(--coral-hover);}

/* ---------- 时间轴 ---------- */
.flow-wrap{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:28px 20px;
  box-shadow:var(--sh-1);
}
@media (min-width:768px){
  .flow-wrap{padding:40px 36px;}
}
.timeline{
  position:relative;
  padding-left:0;
}
.timeline::before{
  content:"";
  position:absolute;
  left:23px;
  top:14px;
  bottom:26px;
  width:2px;
  border-radius:2px;
  background:linear-gradient(180deg,#6D28D9 0%,#A855F7 55%,#FF5F45 100%);
}
.tl-item{
  position:relative;
  display:flex;
  gap:18px;
  padding-bottom:26px;
}
.tl-item:last-child{padding-bottom:0;}
.tl-node{
  position:relative;
  z-index:1;
  flex:none;
  width:48px;height:48px;
  border-radius:var(--r-pill);
  display:grid;place-items:center;
  font-size:15px;
  font-weight:800;
  color:var(--brand);
  background:#fff;
  border:2px solid transparent;
  background-image:linear-gradient(#fff,#fff),var(--grad);
  background-origin:border-box;
  background-clip:padding-box,border-box;
  font-variant-numeric:tabular-nums;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease);
}
.tl-item:hover .tl-node{
  transform:scale(1.06);
  box-shadow:0 10px 24px rgba(109,40,217,.22);
}
.tl-body{
  flex:1;
  min-width:0;
  padding-top:4px;
}
.tl-body h3{
  font-size:18px;
  font-weight:700;
  line-height:1.5;
}
.tl-body p{
  margin-top:8px;
  font-size:14.5px;
  line-height:1.85;
  color:var(--ink-sub);
}
.tl-meta{
  margin-top:12px;
  display:flex;
  flex-wrap:wrap;
  gap:8px;
}
.tl-chip{
  display:inline-flex;
  align-items:center;
  height:26px;
  padding:0 11px;
  border-radius:var(--r-pill);
  background:var(--mist);
  color:var(--ink-sub);
  font-size:12px;
  font-weight:600;
  border:1px solid var(--line);
}
.tl-chip.is-brand{background:var(--lilac);color:var(--brand);border-color:transparent;}
.tl-chip.is-cyan{background:var(--tech-soft);color:var(--tech-deep);border-color:transparent;}

/* ---------- 卡点对照 ---------- */
.pit-grid{
  display:grid;
  gap:14px;
}
@media (min-width:768px){
  .pit-grid{grid-template-columns:repeat(2,1fr);gap:18px;}
}
.pit-item{
  display:flex;
  gap:14px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:20px;
  transition:background .24s var(--ease),border-color .24s var(--ease),transform .24s var(--ease);
}
.pit-item:hover{
  background:#F9F7FF;
  border-color:rgba(109,40,217,.24);
  transform:translateY(-2px);
}
.pit-mark{
  flex:none;
  width:36px;height:36px;
  border-radius:12px;
  background:var(--coral-soft);
  color:var(--coral-hover);
  display:grid;place-items:center;
  font-weight:800;
  font-size:14px;
}
.pit-item h3{
  font-size:16px;
  font-weight:700;
  line-height:1.6;
}
.pit-item p{
  margin-top:8px;
  font-size:14px;
  line-height:1.8;
  color:var(--ink-sub);
}

/* ---------- FAQ ---------- */
.faq-list{
  display:grid;
  gap:12px;
}
.faq-item{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-md);
  overflow:hidden;
  transition:box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.faq-item:hover{border-color:rgba(109,40,217,.24);}
.faq-item.open{box-shadow:var(--sh-2);border-color:rgba(109,40,217,.28);}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:18px 20px;
  text-align:left;
  font-size:16px;
  font-weight:700;
  color:var(--ink);
}
.faq-q:hover{color:var(--brand);}
.faq-sign{
  flex:none;
  width:26px;height:26px;
  border-radius:50%;
  background:var(--lilac);
  color:var(--brand);
  display:grid;place-items:center;
  font-size:16px;
  font-weight:700;
  line-height:1;
  transition:transform .3s var(--ease),background .3s var(--ease),color .3s var(--ease);
}
.faq-item.open .faq-sign{transform:rotate(180deg);background:var(--brand);color:#fff;}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .34s var(--ease);
}
.faq-a-inner{
  position:relative;
  padding:0 20px 20px 20px;
}
.faq-a-inner::before{
  content:"";
  position:absolute;
  left:20px;top:2px;bottom:20px;
  width:4px;
  border-radius:4px;
  background:var(--grad);
  opacity:.9;
}
.faq-a-inner p{
  padding-left:18px;
  font-size:15px;
  line-height:1.86;
  color:var(--ink-sub);
}

/* ---------- CTA 横幅 ---------- */
.cta-band{
  position:relative;
  overflow:hidden;
  border-radius:var(--r-lg);
  background:var(--grad);
  padding:40px 24px;
  color:#fff;
  box-shadow:0 24px 60px rgba(109,40,217,.28);
}
@media (min-width:1024px){
  .cta-band{padding:56px 48px;}
}
.cta-band::after{
  content:"";
  position:absolute;
  width:340px;height:340px;
  border-radius:50%;
  background:rgba(255,255,255,.16);
  filter:blur(60px);
  right:-120px;bottom:-180px;
  pointer-events:none;
}
.cta-inner{
  position:relative;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:24px;
}
.cta-band h2{
  font-size:22px;
  font-weight:800;
  letter-spacing:-.4px;
}
@media (min-width:1024px){
  .cta-band h2{font-size:24px;}
}
.cta-band p{
  margin-top:10px;
  font-size:15px;
  line-height:1.8;
  color:rgba(255,255,255,.88);
  max-width:620px;
}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;
  margin-top:var(--sec-m);
  padding:56px 0 0;
  background:linear-gradient(180deg,#15102A 0%,#1F1838 100%);
  color:#B9B2D4;
}
@media (min-width:1024px){
  .site-footer{margin-top:var(--sec-d);}
}
.site-footer::before{
  content:"";
  position:absolute;
  top:0;left:0;right:0;
  height:4px;
  background:var(--grad);
}
.footer-grid{
  display:grid;
  gap:32px;
  padding-bottom:40px;
}
@media (min-width:768px){
  .footer-grid{grid-template-columns:repeat(2,1fr);}
}
@media (min-width:1024px){
  .footer-grid{grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;}
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:16px;
  font-weight:800;
  color:#fff;
}
.footer-brand .brand-mark{
  box-shadow:0 6px 16px rgba(109,40,217,.4);
}
.footer-about{
  margin-top:14px;
  font-size:14px;
  line-height:1.85;
  color:#9F98BF;
  max-width:320px;
}
.footer-badges{
  margin-top:16px;
  display:flex;
  flex-wrap:wrap;
  gap:10px;
}
.site-footer .badge{
  background:rgba(255,255,255,.08);
  color:#DCD6F2;
}
.site-footer .badge b{color:#fff;}
.site-footer .badge.is-cyan{background:rgba(20,198,176,.16);color:#7FE6DA;}
.footer-title{
  font-size:14px;
  font-weight:700;
  color:#fff;
  margin-bottom:16px;
  letter-spacing:.4px;
}
.footer-links li{margin-bottom:10px;}
.footer-links a{
  font-size:14px;
  color:#9F98BF;
  transition:color .2s var(--ease);
}
.footer-links a:hover{color:#fff;}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  padding:20px 0 28px;
  border-top:1px solid rgba(255,255,255,.1);
  font-size:12px;
  color:var(--ink-mute);
}

/* ---------- 动效 ---------- */
.fade-up{
  opacity:0;
  transform:translateY(14px);
  animation:fadeUp .6s var(--ease) forwards;
}
.fade-up.d1{animation-delay:.08s;}
.fade-up.d2{animation-delay:.16s;}
@keyframes fadeUp{
  to{opacity:1;transform:translateY(0);}
}
@media (prefers-reduced-motion:reduce){
  .fade-up{opacity:1;transform:none;animation:none;}
  html{scroll-behavior:auto;}
}

/* roulang page: category5 */
:root{
    --p-700:#6D28D9; --p-500:#8B5CF6; --p-400:#A855F7;
    --p-mist:#F1EDFF; --p-fog:#F6F4FF;
    --coral:#FF5F45; --coral-600:#F0432A; --coral-soft:#FFF1EE;
    --cyan:#14C6B0; --cyan-soft:#E6FAF7;
    --ink:#1B1430; --ink-2:#6E6785; --ink-3:#9A94AD;
    --line:#E8E4F5; --white:#FFFFFF; --dark:#141024; --dark-2:#15102A;
    --grad:linear-gradient(115deg,#6D28D9 0%,#A855F7 42%,#FF5F45 100%);
    --r-sm:16px; --r-md:20px; --r-lg:24px; --r-xl:28px; --r-pill:999px;
    --sh-1:0 4px 16px rgba(109,40,217,.08);
    --sh-2:0 12px 32px rgba(109,40,217,.16);
    --sh-3:0 24px 60px rgba(20,16,36,.22);
    --container:1200px;
  }

  *,*::before,*::after{ box-sizing:border-box; }
  html{ -webkit-text-size-adjust:100%; scroll-behavior:smooth; }
  body{
    margin:0;
    font-family:system-ui,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
    font-size:16px; line-height:1.75; color:var(--ink);
    background:var(--p-fog);
    -webkit-font-smoothing:antialiased;
  }
  img{ max-width:100%; display:block; }
  a{ color:inherit; text-decoration:none; }
  button,input,select,textarea{ font:inherit; color:inherit; }
  button{ background:none; border:0; cursor:pointer; }
  h1,h2,h3,h4,p,ul,ol,figure{ margin:0; }
  ul,ol{ padding:0; list-style:none; }
  .num{ font-variant-numeric:tabular-nums; }

  .container{
    width:100%; max-width:var(--container);
    margin:0 auto; padding-left:16px; padding-right:16px;
  }
  @media (min-width:1024px){ .container{ padding-left:24px; padding-right:24px; } }

  .section{ padding-top:64px; padding-bottom:64px; }
  @media (min-width:1024px){ .section{ padding-top:96px; padding-bottom:96px; } }
  .section-tight{ padding-top:44px; padding-bottom:44px; }
  @media (min-width:1024px){ .section-tight{ padding-top:64px; padding-bottom:64px; } }

  .section-head{ display:flex; align-items:flex-end; justify-content:space-between; gap:16px; margin-bottom:28px; flex-wrap:wrap; }
  .section-title{ font-size:24px; line-height:34px; font-weight:700; letter-spacing:-.01em; display:flex; align-items:center; gap:10px; }
  .section-title::before{
    content:""; width:34px; height:4px; border-radius:999px; background:var(--grad); flex:none;
  }
  .section-sub{ margin-top:8px; color:var(--ink-2); font-size:14px; line-height:24px; max-width:640px; }

  /* ---------- 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; line-height:15px;
    transition:transform .22s ease-out, box-shadow .22s ease-out, background-color .22s ease-out,
               border-color .22s ease-out, color .22s ease-out, filter .22s ease-out;
    white-space:nowrap;
  }
  .btn:focus-visible{ outline:2px solid var(--p-700); outline-offset:2px; }
  .btn:active{ transform:scale(.98); }
  .btn-primary{
    background:var(--grad); color:#fff; box-shadow:0 8px 20px rgba(109,40,217,.24);
  }
  .btn-primary:hover{ transform:translateY(-2px); box-shadow:0 14px 30px rgba(109,40,217,.32); filter:brightness(1.03); }
  .btn-ghost{
    background:#fff; color:var(--p-700); border:1px solid var(--line);
  }
  .btn-ghost:hover{ border-color:var(--p-500); color:var(--p-500); transform:translateY(-2px); box-shadow:var(--sh-1); }
  .btn-outline-light{
    background:rgba(255,255,255,.10); color:#fff; border:1px solid rgba(255,255,255,.55);
  }
  .btn-outline-light:hover{ background:rgba(255,255,255,.2); transform:translateY(-2px); }
  .btn-white{ background:#fff; color:var(--p-700); box-shadow:0 10px 24px rgba(20,16,36,.18); }
  .btn-white:hover{ transform:translateY(-2px); box-shadow:0 16px 32px rgba(20,16,36,.24); }
  .btn-sm{ height:40px; padding:0 18px; font-size:14px; }
  .btn-block{ width:100%; }
  .btn-text{
    display:inline-flex; align-items:center; gap:6px;
    color:var(--p-700); font-size:15px; font-weight:600; border-radius:8px;
    transition:color .22s ease-out;
  }
  .btn-text .arrow{ transition:transform .22s ease-out; display:inline-block; }
  .btn-text:hover{ color:var(--p-500); }
  .btn-text:hover .arrow{ transform:translateX(4px); }
  .btn-text:focus-visible{ outline:2px solid var(--p-700); outline-offset:3px; }

  /* ---------- 标签 / 徽章 ---------- */
  .tag{
    display:inline-flex; align-items:center; height:26px; padding:0 12px;
    border-radius:var(--r-pill); background:var(--p-mist); color:var(--p-700);
    font-size:12px; font-weight:600; letter-spacing:.02em;
  }
  .tag.is-cyan{ background:var(--cyan-soft); color:#0E8F80; }
  .tag.is-coral{ background:var(--coral-soft); color:var(--coral-600); }

  .badge{
    display:inline-flex; align-items:center; gap:6px; height:28px; padding:0 12px;
    border-radius:var(--r-pill); background:var(--p-mist); color:var(--p-700);
    font-size:11px; font-weight:600;
  }
  .badge b{ font-size:12px; font-weight:800; }
  .badge.is-cyan{ background:var(--cyan-soft); color:#0E8F80; }

  /* ---------- 头部导航 ---------- */
  .site-header{
    position:sticky; top:0; z-index:60;
    background:#fff; border-bottom:1px solid #EDEAF7;
    box-shadow:0 1px 2px rgba(109,40,217,.05);
  }
  .header-inner{
    display:flex; align-items:center; gap:18px; height:56px;
  }
  @media (min-width:1024px){ .header-inner{ height:64px; gap:24px; } }

  .brand{ display:flex; align-items:center; gap:10px; flex:none; }
  .brand-mark{
    width:34px; height:34px; border-radius:11px; background:var(--grad);
    display:flex; align-items:center; justify-content:center;
    color:#fff; font-size:13px; box-shadow:0 6px 16px rgba(109,40,217,.28);
  }
  .brand-text{ font-size:15px; font-weight:800; letter-spacing:-.01em; }
  @media (min-width:1024px){ .brand-text{ font-size:17px; } }

  .nav-links{ display:none; align-items:center; gap:4px; margin-left:8px; }
  @media (min-width:1024px){ .nav-links{ display:flex; } }
  .nav-link{
    position:relative; display:inline-flex; align-items:center; height:38px;
    padding:0 12px; border-radius:var(--r-pill); font-size:15px; color:var(--ink-2);
    font-weight:500; transition:color .2s ease-out, background-color .2s ease-out;
  }
  .nav-link:hover{ color:var(--p-700); background:var(--p-mist); }
  .nav-link.active{ color:var(--p-700); font-weight:700; background:var(--p-mist); }
  .nav-link:focus-visible{ outline:2px solid var(--p-700); outline-offset:2px; }

  .header-actions{ display:flex; align-items:center; gap:10px; margin-left:auto; }
  .search-box{
    display:none; align-items:center; gap:8px; height:40px; width:220px;
    padding:0 14px; border-radius:var(--r-pill); background:#F4F1FF;
    border:1px solid transparent; transition:border-color .2s ease-out, background-color .2s ease-out;
  }
  .search-box:focus-within{ background:#fff; border-color:var(--p-700); box-shadow:0 0 0 2px rgba(109,40,217,.14); }
  .search-box svg{ flex:none; opacity:.7; }
  .search-box input{
    border:0; background:transparent; outline:none; width:100%; font-size:14px;
  }
  .search-box input::placeholder{ color:var(--ink-3); }
  @media (min-width:1024px){ .search-box{ display:flex; } }

  .menu-toggle{
    width:40px; height:40px; border-radius:12px; border:1px solid var(--line);
    display:flex; align-items:center; justify-content:center; background:#fff;
  }
  .menu-toggle:hover{ border-color:var(--p-500); }
  @media (min-width:1024px){ .menu-toggle{ display:none; } }
  .menu-toggle span{ display:block; width:18px; height:2px; background:var(--ink); border-radius:2px; position:relative; }
  .menu-toggle span::before,
  .menu-toggle span::after{
    content:""; position:absolute; left:0; width:18px; height:2px; background:var(--ink); border-radius:2px;
    transition:transform .2s ease-out;
  }
  .menu-toggle span::before{ top:-6px; }
  .menu-toggle span::after{ top:6px; }

  .mobile-drawer{
    display:none; background:#fff; border-bottom:1px solid var(--line);
    padding:8px 16px 20px;
  }
  .mobile-drawer.open{ display:block; }
  @media (min-width:1024px){ .mobile-drawer{ display:none !important; } }
  .mobile-link{
    display:block; line-height:48px; font-size:16px; color:var(--ink);
    border-bottom:1px solid var(--line);
  }
  .mobile-link.active{ color:var(--p-700); font-weight:700; }
  .mobile-cta{ margin-top:16px; }

  /* ---------- 面包屑 ---------- */
  .breadcrumb{
    display:flex; align-items:center; gap:8px; flex-wrap:wrap;
    font-size:13px; color:var(--ink-3); padding-top:18px; padding-bottom:4px;
  }
  .breadcrumb a:hover{ color:var(--p-700); }
  .breadcrumb .sep{ opacity:.6; }
  .breadcrumb .current{ color:var(--p-700); font-weight:700; }
  .breadcrumb .hide-sm{ display:none; }
  @media (min-width:640px){ .breadcrumb .hide-sm{ display:inline; } }

  /* ---------- Hero ---------- */
  .hero{
    position:relative; overflow:hidden; background:var(--p-fog);
    border-bottom:1px solid var(--line);
  }
  .hero::before,.hero::after{
    content:""; position:absolute; border-radius:50%; filter:blur(60px); pointer-events:none;
  }
  .hero::before{
    width:420px; height:420px; left:-140px; top:-160px;
    background:rgba(168,85,247,.16);
  }
  .hero::after{
    width:360px; height:360px; right:-120px; bottom:-180px;
    background:rgba(255,95,69,.13);
  }
  .hero-grid{
    position:relative; z-index:1;
    display:grid; grid-template-columns:1fr; gap:28px; padding:34px 0 48px;
  }
  @media (min-width:1024px){
    .hero-grid{ grid-template-columns:7fr 5fr; gap:48px; align-items:center; padding:52px 0 72px; }
  }
  .hero h1{
    font-size:26px; line-height:36px; font-weight:800; letter-spacing:-.02em;
  }
  @media (min-width:1024px){ .hero h1{ font-size:32px; line-height:42px; } }
  .hero-lead{
    margin-top:14px; color:var(--ink-2); font-size:15px; line-height:27px; max-width:560px;
  }
  @media (min-width:1024px){ .hero-lead{ font-size:16px; line-height:28px; } }
  .hero-actions{ display:flex; flex-wrap:wrap; gap:12px; margin-top:24px; }
  .hero-badges{ display:flex; flex-wrap:wrap; gap:10px; margin-top:22px; }

  .hero-card{
    background:#fff; border-radius:var(--r-xl); box-shadow:var(--sh-2);
    overflow:hidden; border:1px solid var(--line);
  }
  .hero-card-media{ position:relative; aspect-ratio:16/10; background:var(--p-mist); }
  .hero-card-media img{ width:100%; height:100%; object-fit:cover; }
  .hero-card-media::after{
    content:""; position:absolute; inset:0;
    background:linear-gradient(180deg, rgba(20,16,36,0) 45%, rgba(20,16,36,.72) 100%);
  }
  .hero-card-chip{
    position:absolute; left:14px; top:14px; z-index:2;
    display:inline-flex; align-items:center; height:26px; padding:0 12px;
    border-radius:var(--r-pill); background:var(--grad); color:#fff;
    font-size:11px; font-weight:700; letter-spacing:.02em;
  }
  .hero-card-caption{
    position:absolute; left:16px; right:16px; bottom:14px; z-index:2; color:#fff;
  }
  .hero-card-caption strong{ display:block; font-size:16px; font-weight:700; line-height:24px; }
  .hero-card-caption span{ display:block; font-size:12px; color:rgba(255,255,255,.82); margin-top:4px; }
  .hero-card-body{ padding:18px 20px 20px; }
  .hero-card-body p{ font-size:14px; line-height:24px; color:var(--ink-2); }
  .hero-card-badges{ display:flex; flex-wrap:wrap; gap:8px; margin-top:14px; }

  /* ---------- 评分概览 ---------- */
  .score-panel{
    display:grid; grid-template-columns:1fr; gap:20px;
    background:#fff; border:1px solid var(--line); border-radius:var(--r-lg);
    padding:24px; box-shadow:var(--sh-1);
  }
  @media (min-width:768px){ .score-panel{ grid-template-columns:280px 1fr; gap:32px; padding:28px; } }
  .score-figure{ text-align:center; padding:8px 0; border-bottom:1px solid var(--line); }
  @media (min-width:768px){ .score-figure{ border-bottom:0; border-right:1px solid var(--line); padding:8px 20px 8px 0; text-align:left; } }
  .score-figure .label{ font-size:13px; color:var(--ink-3); }
  .score-figure .value{ font-size:30px; font-weight:800; letter-spacing:-.02em; margin-top:6px; }
  .score-figure .value em{ font-style:normal; font-size:14px; color:var(--ink-3); font-weight:600; margin-left:6px; }
  .dots{ display:inline-flex; gap:6px; margin-top:12px; }
  .dots i{ width:10px; height:10px; border-radius:50%; background:var(--line); display:block; }
  .dots i.on{ background:var(--grad); }
  .metric-row{ display:flex; flex-direction:column; gap:16px; }
  .metric .metric-top{ display:flex; justify-content:space-between; font-size:14px; color:var(--ink-2); }
  .metric .metric-top b{ color:var(--ink); font-weight:600; }
  .metric .bar{ height:8px; border-radius:999px; background:var(--p-mist); margin-top:8px; overflow:hidden; }
  .metric .bar span{ display:block; height:100%; border-radius:999px; background:var(--grad); }

  /* ---------- 口碑卡 ---------- */
  .voice-grid{
    display:grid; grid-template-columns:1fr; gap:20px;
  }
  @media (min-width:640px){ .voice-grid{ grid-template-columns:repeat(2,1fr); } }
  @media (min-width:1024px){ .voice-grid{ grid-template-columns:repeat(3,1fr); } }
  .voice-card{
    background:#fff; border:1px solid var(--line); border-radius:var(--r-md);
    padding:20px; box-shadow:var(--sh-1);
    transition:transform .24s ease-out, box-shadow .24s ease-out, border-color .24s ease-out;
    display:flex; flex-direction:column;
  }
  .voice-card:hover{ transform:translateY(-4px); box-shadow:var(--sh-2); border-color:#DED6FA; }
  .voice-head{ display:flex; align-items:center; gap:12px; }
  .avatar{
    width:36px; height:36px; border-radius:50%; flex:none;
    background:var(--grad); color:#fff; display:flex; align-items:center; justify-content:center;
    font-size:14px; font-weight:700;
  }
  .avatar.is-cyan{ background:linear-gradient(135deg,#14C6B0 0%,#6D28D9 100%); }
  .avatar.is-coral{ background:linear-gradient(135deg,#FF5F45 0%,#A855F7 100%); }
  .voice-name{ font-size:14px; font-weight:600; }
  .voice-meta{ font-size:12px; color:var(--ink-3); }
  .voice-text{ margin-top:14px; font-size:14px; line-height:24px; color:var(--ink-2); flex:1; }
  .voice-foot{ margin-top:16px; display:flex; align-items:center; justify-content:space-between; gap:10px; }
  .voice-src{ font-size:12px; color:var(--ink-3); }

  /* ---------- 反馈要点条 ---------- */
  .point-strip{ display:hidden; }
  .hscroll{
    display:flex; gap:16px; overflow-x:auto; padding-bottom:6px;
    scroll-snap-type:x mandatory; -webkit-overflow-scrolling:touch;
  }
  .hscroll::-webkit-scrollbar{ display:none; }
  .hscroll{ scrollbar-width:none; }
  .point-card{
    flex:0 0 78%; scroll-snap-align:start;
    background:#fff; border:1px solid var(--line); border-radius:var(--r-md);
    padding:20px; box-shadow:var(--sh-1);
  }
  @media (min-width:640px){ .point-card{ flex:0 0 46%; } }
  @media (min-width:1024px){
    .hscroll{ display:grid; grid-template-columns:repeat(4,1fr); overflow:visible; }
    .point-card{ flex:none; }
  }
  .point-num{
    font-size:26px; font-weight:800; letter-spacing:-.03em;
    background:var(--grad); -webkit-background-clip:text; background-clip:text; color:transparent;
    line-height:1.2;
  }
  .point-card h3{ margin-top:10px; font-size:17px; font-weight:700; line-height:26px; }
  .point-card p{ margin-top:8px; font-size:14px; line-height:24px; color:var(--ink-2); }

  /* ---------- 咨询区 ---------- */
  .consult-wrap{
    display:grid; grid-template-columns:1fr; gap:24px;
  }
  @media (min-width:1024px){ .consult-wrap{ grid-template-columns:5fr 7fr; gap:32px; align-items:start; } }

  .summary-card{
    background:var(--dark); color:#fff; border-radius:var(--r-lg); padding:26px;
    box-shadow:var(--sh-3); position:relative; overflow:hidden;
  }
  .summary-card::before{
    content:""; position:absolute; width:260px; height:260px; right:-110px; top:-120px;
    border-radius:50%; background:rgba(168,85,247,.35); filter:blur(60px);
  }
  .summary-card h2{ position:relative; font-size:20px; line-height:30px; font-weight:700; }
  .summary-card .summary-list{ position:relative; margin-top:18px; display:flex; flex-direction:column; gap:14px; }
  .summary-list li{ display:flex; gap:10px; font-size:14px; line-height:24px; color:rgba(255,255,255,.82); }
  .summary-list li b{ color:#fff; font-weight:600; }
  .summary-dot{
    width:8px; height:8px; border-radius:50%; background:var(--grad); flex:none; margin-top:8px;
  }
  .summary-badges{ position:relative; display:flex; flex-wrap:wrap; gap:8px; margin-top:22px; }
  .summary-badges .badge{ background:rgba(255,255,255,.12); color:#fff; }
  .summary-badges .badge b{ color:#fff; }

  .form-card{
    background:#fff; border:1px solid var(--line); border-radius:var(--r-lg);
    padding:24px; box-shadow:var(--sh-1);
  }
  @media (min-width:768px){ .form-card{ padding:28px; } }
  .form-card h2{ font-size:20px; line-height:30px; font-weight:700; }
  .form-card .form-note{ margin-top:8px; font-size:14px; color:var(--ink-2); line-height:24px; }
  .field{ margin-top:18px; }
  .field label{ display:block; font-size:13px; font-weight:600; color:var(--ink-2); margin-bottom:8px; }
  .field input,.field select,.field textarea{
    width:100%; height:48px; border-radius:12px; background:var(--p-fog);
    border:1px solid transparent; padding:0 14px; font-size:15px; outline:none;
    transition:border-color .2s ease-out, background-color .2s ease-out, box-shadow .2s ease-out;
  }
  .field textarea{ height:auto; padding:12px 14px; line-height:24px; resize:vertical; }
  .field input::placeholder,.field textarea::placeholder{ color:var(--ink-3); }
  .field input:focus,.field select:focus,.field textarea:focus{
    background:#fff; border-color:var(--p-700); box-shadow:0 0 0 2px rgba(109,40,217,.14);
  }
  .field-error{ margin-top:10px; font-size:13px; color:#E5484D; }
  .form-tip{ margin-top:14px; font-size:13px; color:var(--ink-3); line-height:22px; }
  .form-grid{ display:grid; grid-template-columns:1fr; gap:0 18px; }
  @media (min-width:768px){ .form-grid{ grid-template-columns:1fr 1fr; } .form-grid .span-2{ grid-column:1 / -1; } }
  .form-success{
    display:none; margin-top:16px; padding:14px 16px; border-radius:14px;
    background:var(--cyan-soft); color:#0E8F80; font-size:14px; line-height:24px;
  }
  .form-success.show{ display:block; }

  /* ---------- FAQ ---------- */
  .faq-list{ display:flex; flex-direction:column; gap:12px; max-width:880px; }
  .faq-item{
    background:#fff; border:1px solid var(--line); border-radius:var(--r-md);
    box-shadow:var(--sh-1); overflow:hidden; transition:box-shadow .22s ease-out, border-color .22s ease-out;
  }
  .faq-item:hover{ box-shadow:var(--sh-2); border-color:#DED6FA; }
  .faq-q{
    width:100%; display:flex; align-items:center; justify-content:space-between; gap:16px;
    padding:18px 20px; text-align:left; font-size:16px; font-weight:700; line-height:26px;
  }
  .faq-q:focus-visible{ outline:2px solid var(--p-700); outline-offset:-4px; }
  .faq-icon{
    flex:none; width:26px; height:26px; border-radius:50%; background:var(--p-mist);
    color:var(--p-700); display:flex; align-items:center; justify-content:center;
    font-size:16px; font-weight:700; transition:transform .24s ease-out, background-color .24s ease-out;
  }
  .faq-item.open .faq-icon{ transform:rotate(180deg); background:var(--grad); color:#fff; }
  .faq-a{
    display:none; padding:0 20px 20px 20px; font-size:15px; line-height:26px; color:var(--ink-2);
    position:relative;
  }
  .faq-item.open .faq-a{ display:block; }
  .faq-a::before{
    content:""; position:absolute; left:0; top:2px; bottom:20px; width:4px; border-radius:999px;
    background:var(--grad);
  }

  /* ---------- CTA 横幅 ---------- */
  .cta-band{
    position:relative; overflow:hidden; border-radius:var(--r-lg);
    background:var(--grad); color:#fff; padding:34px 24px;
    box-shadow:0 20px 46px rgba(109,40,217,.26);
  }
  @media (min-width:1024px){ .cta-band{ padding:48px 48px; } }
  .cta-band::after{
    content:""; position:absolute; width:320px; height:320px; right:-120px; top:-140px;
    border-radius:50%; background:rgba(255,255,255,.16); filter:blur(50px);
  }
  .cta-inner{ position:relative; z-index:1; display:flex; flex-direction:column; gap:20px; }
  @media (min-width:1024px){
    .cta-inner{ flex-direction:row; align-items:center; justify-content:space-between; gap:32px; }
  }
  .cta-band h2{ font-size:22px; line-height:32px; font-weight:800; }
  .cta-band p{ margin-top:10px; font-size:14px; line-height:24px; color:rgba(255,255,255,.86); max-width:620px; }
  .cta-actions{ display:flex; flex-wrap:wrap; gap:12px; }

  /* ---------- 页脚 ---------- */
  .site-footer{
    position:relative; background:linear-gradient(180deg,#15102A 0%,#1F1838 100%);
    color:#fff; margin-top:0;
  }
  .site-footer::before{
    content:""; position:absolute; top:0; left:0; right:0; height:4px; background:var(--grad);
  }
  .footer-grid{
    display:grid; grid-template-columns:1fr; gap:32px; padding:56px 0 36px;
  }
  @media (min-width:640px){ .footer-grid{ grid-template-columns:1fr 1fr; } }
  @media (min-width:1024px){ .footer-grid{ grid-template-columns:2fr 1fr 1.2fr 1fr; gap:40px; padding:64px 0 40px; } }
  .footer-brand{ display:flex; align-items:center; gap:10px; font-size:16px; font-weight:800; }
  .footer-brand .brand-mark{ width:32px; height:32px; border-radius:10px; background:var(--grad);
    display:flex; align-items:center; justify-content:center; font-size:12px; }
  .footer-about{ margin-top:14px; font-size:14px; line-height:25px; color:#C6C0DA; max-width:340px; }
  .footer-badges{ display:flex; flex-wrap:wrap; gap:8px; margin-top:18px; }
  .footer-badges .badge{ background:rgba(255,255,255,.10); color:#fff; }
  .footer-badges .badge.is-cyan{ background:rgba(20,198,176,.18); color:#8FE7DD; }
  .footer-title{ font-size:15px; font-weight:700; margin-bottom:16px; }
  .footer-links{ display:flex; flex-direction:column; gap:10px; }
  .footer-links a{ font-size:14px; color:#BDB6D2; transition:color .2s ease-out; }
  .footer-links a:hover{ color:#fff; }
  .footer-bottom{
    border-top:1px solid rgba(255,255,255,.10);
    display:flex; flex-direction:column; gap:8px;
    padding:20px 0 28px; font-size:12px; color:#9A94AD;
  }
  @media (min-width:768px){ .footer-bottom{ flex-direction:row; align-items:center; justify-content:space-between; } }

  /* ---------- 动效 ---------- */
  .fade-up{ opacity:0; transform:translateY(14px); animation:fadeUp .6s ease-out forwards; }
  .fade-up.d1{ animation-delay:.08s; }
  .fade-up.d2{ animation-delay:.16s; }
  @keyframes fadeUp{ to{ opacity:1; transform:translateY(0); } }
  @media (prefers-reduced-motion:reduce){
    .fade-up{ animation:none; opacity:1; transform:none; }
    *{ transition-duration:.01ms !important; }
  }

  .stack > * + *{ margin-top:1.4em; }