/* roulang page: index */
:root{
  --c-primary:#6A3DF5;
  --c-primary-dark:#4A22C4;
  --c-primary-light:#EDE7FF;
  --c-lime:#C9F24D;
  --c-coral:#FF6A3D;
  --c-ink:#14121C;
  --c-ink-2:#4A4760;
  --c-ink-3:#7C7A8E;
  --c-line:#E6E3F2;
  --c-bg:#FBFAFF;
  --c-card:#FFFFFF;
  --c-section:#F2F0FC;
  --c-deep-1:#171326;
  --c-deep-2:#2A1B57;
  --c-success:#17A673;
  --c-warn:#E5A100;
  --c-error:#E5484D;
  --r-card:18px;
  --r-img:14px;
  --r-input:12px;
  --r-pill:999px;
  --r-badge:8px;
  --sh-1:0 6px 20px rgba(20,18,28,.06);
  --sh-2:0 14px 34px rgba(106,61,245,.16);
  --sh-dock:0 10px 30px rgba(20,18,28,.10);
  --sp-1:8px; --sp-2:16px; --sp-3:24px; --sp-4:32px; --sp-5:48px; --sp-6:64px; --sp-7:88px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Arial,sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--c-ink-2);
  background:var(--c-bg);
  text-align:left;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;border:0}
a{color:var(--c-primary);text-decoration:none;transition:color .22s ease, transform .22s ease}
a:hover{color:var(--c-primary-dark)}
h1,h2,h3,h4{margin:0;color:var(--c-ink);font-weight:700;letter-spacing:-.2px}
p{margin:0 0 1.15em}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
button,input{font-family:inherit}
button{cursor:pointer}
:focus-visible{outline:2px solid var(--c-lime);outline-offset:2px;border-radius:6px}

.container{max-width:1240px;margin:0 auto;padding:0 24px;width:100%}
.sec{padding:var(--sp-7) 0}
.sec-alt{background:var(--c-section)}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;flex-wrap:wrap}
.sec-head .eyebrow{display:block;font-size:11px;letter-spacing:1.6px;text-transform:uppercase;color:var(--c-ink-3);font-weight:700;margin-bottom:10px}
.sec-head h2{font-size:30px;line-height:1.3;font-weight:700}
.sec-head .sec-desc{margin-top:10px;font-size:15px;color:var(--c-ink-3);max-width:640px}
.sec-alt .sec-head h2,.sec-alt .sec-head .sec-desc{}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:14px 28px;border-radius:var(--r-pill);
  font-size:15px;font-weight:700;border:1px solid transparent;
  transition:all .22s ease;white-space:nowrap;line-height:1;
}
.btn-primary{background:var(--c-primary);color:#fff;box-shadow:0 6px 18px rgba(106,61,245,.28)}
.btn-primary:hover{background:var(--c-primary-dark);color:#fff;transform:translateY(-2px);box-shadow:0 12px 26px rgba(106,61,245,.34)}
.btn-primary:active{transform:translateY(0);background:#3E1BA6;color:#fff}
.btn-outline{background:#fff;border-color:var(--c-primary);color:var(--c-primary)}
.btn-outline:hover{background:rgba(106,61,245,.08);color:var(--c-primary-dark);transform:translateY(-2px)}
.btn-lime{background:var(--c-lime);color:#241C48}
.btn-lime:hover{background:#D6F767;color:#241C48;transform:translateY(-2px);box-shadow:0 12px 26px rgba(201,242,77,.3)}
.btn-ghost{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.34);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.18);color:#fff;transform:translateY(-2px)}
.btn-sm{min-height:40px;padding:11px 20px;font-size:14px}
.btn-text{background:none;border:0;padding:0;min-height:auto;color:var(--c-primary);font-weight:700;font-size:15px;display:inline-flex;align-items:center;gap:6px}
.btn-text span{transition:transform .22s ease}
.btn-text:hover{color:var(--c-primary-dark)}
.btn-text:hover span{transform:translateX(4px)}

/* ---------- 标签/徽标 ---------- */
.badge{
  display:inline-flex;align-items:center;height:24px;padding:4px 10px;border-radius:var(--r-badge);
  background:var(--c-primary-light);color:var(--c-primary);font-size:12px;font-weight:600;letter-spacing:.3px;
}
.badge-hot{background:rgba(255,106,61,.12);color:var(--c-coral)}
.tag{
  display:inline-flex;align-items:center;height:32px;padding:0 14px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--c-line);color:var(--c-ink-2);font-size:13px;font-weight:600;
  transition:all .22s ease;
}
.tag:hover{border-color:var(--c-primary);color:var(--c-primary);transform:translateY(-2px)}
.meta-time{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--c-ink-3)}

/* ---------- Dock 导航 ---------- */
.site-dock{position:fixed;top:20px;left:0;right:0;z-index:120;transition:top .25s ease}
.dock-inner{
  max-width:1180px;margin:0 auto;height:68px;padding:0 14px 0 18px;
  display:flex;align-items:center;gap:24px;
  background:rgba(255,255,255,.86);
  -webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
  border:1px solid var(--c-line);border-radius:var(--r-pill);
  box-shadow:var(--sh-dock);
  transition:height .25s ease,background .25s ease,box-shadow .25s ease;
  width:calc(100% - 32px);
}
.site-dock.is-scrolled{top:12px}
.site-dock.is-scrolled .dock-inner{height:60px;background:#fff;box-shadow:0 12px 34px rgba(20,18,28,.14)}
.dock-logo{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.logo-mark{
  width:36px;height:36px;border-radius:11px;flex:0 0 auto;
  background:linear-gradient(135deg,var(--c-primary),var(--c-deep-2));
  color:#fff;font-weight:800;font-size:16px;display:flex;align-items:center;justify-content:center;letter-spacing:-.5px;
}
.logo-text{display:flex;flex-direction:column;line-height:1.15}
.logo-text strong{font-size:14px;color:var(--c-ink);font-weight:800;letter-spacing:0}
.logo-text em{font-style:normal;font-size:11px;color:var(--c-ink-3);letter-spacing:1px}
.dock-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.dock-nav a{
  position:relative;padding:8px 12px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;color:var(--c-ink-2);white-space:nowrap;
}
.dock-nav a:hover{color:var(--c-primary);background:rgba(106,61,245,.06)}
.dock-nav a.active{color:var(--c-primary)}
.dock-nav a.active::after{
  content:"";position:absolute;left:50%;bottom:0;transform:translateX(-50%);
  width:20px;height:3px;border-radius:2px;background:var(--c-primary);
}
.dock-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.icon-btn{
  width:44px;height:44px;border-radius:50%;border:1px solid var(--c-line);background:#fff;
  display:flex;align-items:center;justify-content:center;color:var(--c-ink-2);
  transition:all .22s ease;
}
.icon-btn:hover{color:var(--c-primary);border-color:var(--c-primary);transform:translateY(-2px)}
.icon-btn svg{width:19px;height:19px}
.hamburger{display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--c-line);background:#fff;align-items:center;justify-content:center;flex-direction:column;gap:4px}
.hamburger i{display:block;width:18px;height:2px;background:var(--c-ink);border-radius:2px}

/* 移动抽屉 */
.drawer{
  position:fixed;inset:0;z-index:200;background:linear-gradient(170deg,var(--c-deep-1),var(--c-deep-2));
  padding:24px;display:flex;flex-direction:column;gap:8px;
  transform:translateY(-100%);opacity:0;pointer-events:none;transition:transform .3s ease,opacity .3s ease;
}
.drawer.is-open{transform:translateY(0);opacity:1;pointer-events:auto}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}
.drawer-head .logo-text strong,.drawer-head .logo-text em{color:#fff}
.drawer-head .logo-text em{color:rgba(255,255,255,.6)}
.drawer-close{width:44px;height:44px;border-radius:50%;background:rgba(255,255,255,.12);border:0;color:#fff;font-size:20px;line-height:1}
.drawer nav{display:flex;flex-direction:column}
.drawer nav a{
  min-height:56px;display:flex;align-items:center;color:#fff;font-size:19px;font-weight:700;
  border-bottom:1px solid rgba(255,255,255,.14);
}
.drawer nav a:hover,.drawer nav a.active{color:var(--c-lime)}
.drawer .btn{margin-top:24px;width:100%}

/* ---------- Hero ---------- */
.hero{
  position:relative;min-height:520px;display:flex;align-items:center;
  padding:150px 0 72px;
  background-image:linear-gradient(100deg,rgba(23,19,38,.96) 0%,rgba(23,19,38,.86) 38%,rgba(42,27,87,.55) 68%,rgba(23,19,38,.28) 100%),url('/assets/images/backpic/back-1.png'),url('/assets/images/backpic/back-2.webp');
  background-size:cover,cover,cover;
  background-position:center,right center,center;
  background-repeat:no-repeat;
}
.hero-inner{display:grid;grid-template-columns:1fr;gap:32px}
.hero-text{max-width:720px}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;height:32px;padding:0 14px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.18);
  color:rgba(255,255,255,.9);font-size:12px;font-weight:600;letter-spacing:.6px;
}
.hero-badge .dot{width:7px;height:7px;border-radius:50%;background:var(--c-lime);box-shadow:0 0 0 4px rgba(201,242,77,.2)}
.hero h1{
  color:#fff;font-size:40px;line-height:1.25;font-weight:800;letter-spacing:-.5px;
  margin:22px 0 18px;max-width:660px;
}
.hero-sub{color:rgba(255,255,255,.8);font-size:18px;line-height:1.8;max-width:560px;margin-bottom:32px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.hero-stats{display:flex;gap:40px;margin-top:48px;flex-wrap:wrap;border-top:1px solid rgba(255,255,255,.14);padding-top:26px;max-width:640px}
.hero-stats li{display:flex;flex-direction:column;gap:2px}
.hero-stats strong{color:#fff;font-size:24px;font-weight:800;font-variant-numeric:tabular-nums;letter-spacing:-.5px}
.hero-stats span{color:rgba(255,255,255,.6);font-size:12px;letter-spacing:.6px}

/* ---------- 快捷入口条 ---------- */
.quickbar{background:#fff;border-bottom:1px solid var(--c-line);padding:22px 0}
.quickbar-inner{display:flex;gap:12px;overflow-x:auto;scrollbar-width:none}
.quickbar-inner::-webkit-scrollbar{display:none}
.quick-pill{
  display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;
  height:46px;padding:0 20px;border-radius:var(--r-pill);
  background:var(--c-section);border:1px solid transparent;
  color:var(--c-ink);font-size:14px;font-weight:700;transition:all .22s ease;
}
.quick-pill i{width:8px;height:8px;border-radius:3px;background:var(--c-primary);display:block}
.quick-pill:hover{background:#fff;border-color:var(--c-primary);color:var(--c-primary);transform:translateY(-2px);box-shadow:var(--sh-1)}

/* ---------- 合集目录 ---------- */
.dir-grid{margin-bottom:-24px}
.dir-grid > .cell{padding-bottom:24px}
.dir-card{
  display:flex;align-items:center;gap:16px;min-height:96px;height:100%;
  padding:20px 22px;border-radius:var(--r-card);background:var(--c-section);
  border:1px solid transparent;transition:all .22s ease;
}
.dir-card:hover{background:#fff;border-color:var(--c-line);box-shadow:var(--sh-2);transform:translateY(-2px)}
.dir-num{
  width:36px;height:36px;border-radius:10px;flex:0 0 auto;
  background:var(--c-primary-light);color:var(--c-primary);
  display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:800;font-variant-numeric:tabular-nums;
  transition:all .22s ease;
}
.dir-card:hover .dir-num{background:var(--c-lime);color:#241C48}
.dir-body{flex:1 1 auto;min-width:0}
.dir-body h3{font-size:17px;font-weight:700;line-height:1.45;color:var(--c-ink)}
.dir-body p{font-size:13px;color:var(--c-ink-3);margin:2px 0 0}
.dir-arrow{flex:0 0 auto;color:var(--c-ink-3);transition:transform .22s ease,color .22s ease}
.dir-card:hover .dir-arrow{transform:translateX(4px);color:var(--c-primary)}

/* ---------- 精选条目 ---------- */
.filter-bar{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:32px}
.filter-chip{
  height:38px;padding:0 18px;border-radius:var(--r-pill);border:1px solid var(--c-line);background:#fff;
  color:var(--c-ink-2);font-size:14px;font-weight:600;transition:all .22s ease;
}
.filter-chip:hover{border-color:var(--c-primary);color:var(--c-primary);transform:translateY(-2px)}
.filter-chip.is-active{background:var(--c-primary);border-color:var(--c-primary);color:#fff;box-shadow:0 8px 20px rgba(106,61,245,.24)}
.entry-grid > .cell{padding-bottom:24px}
.entry-card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);overflow:hidden;height:100%;
  display:flex;flex-direction:column;transition:all .22s ease;
}
.entry-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:transparent}
.entry-media{position:relative;padding:14px 14px 0}
.entry-media .frame{
  position:relative;width:100%;aspect-ratio:16/10;border-radius:var(--r-img);overflow:hidden;
  background:var(--c-primary-light);border:1px solid rgba(20,18,28,.06);
}
.entry-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.entry-card:hover .entry-media img{transform:scale(1.03)}
.entry-body{padding:16px 18px 20px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto}
.entry-body h3{font-size:19px;font-weight:700;line-height:1.45;color:var(--c-ink)}
.entry-card:hover .entry-body h3{color:var(--c-primary)}
.entry-body h3 a{color:inherit}
.entry-sum{font-size:14px;color:var(--c-ink-3);line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin:0}
.entry-foot{margin-top:auto;padding-top:12px;display:flex;align-items:center;justify-content:space-between;border-top:1px solid var(--c-line)}
.entry-foot .arrow{color:var(--c-primary);font-weight:700;transition:transform .22s ease}
.entry-card:hover .entry-foot .arrow{transform:translateX(4px)}

/* ---------- 最新信息 CMS ---------- */
.news-layout{display:grid;grid-template-columns:8fr 4fr;gap:40px;align-items:start}
.news-list{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);overflow:hidden}
.news-row{display:flex;gap:18px;padding:20px 22px;border-bottom:1px solid var(--c-line);transition:background .22s ease}
.news-row:last-child{border-bottom:0}
.news-row:hover{background:#FCFBFF}
.news-thumb{
  flex:0 0 auto;width:120px;height:88px;border-radius:12px;overflow:hidden;
  background:var(--c-primary-light);border:1px solid rgba(20,18,28,.06);
}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.news-row:hover .news-thumb img{transform:scale(1.03)}
.news-body{min-width:0;flex:1 1 auto;display:flex;flex-direction:column;gap:6px}
.news-meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.news-title{font-size:18px;font-weight:700;line-height:1.5;color:var(--c-ink)}
.news-title a{color:inherit}
.news-title a:hover{color:var(--c-primary)}
.news-sum{font-size:14px;color:var(--c-ink-3);line-height:1.7;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-body .text-link{margin-top:2px}
.news-side{display:flex;flex-direction:column;gap:24px}
.side-card{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);padding:24px}
.side-card h3{font-size:16px;font-weight:700;margin-bottom:16px}
.tag-cloud{display:flex;flex-wrap:wrap;gap:10px}
.mini-list{display:flex;flex-direction:column;gap:16px}
.mini-item{display:flex;gap:12px;align-items:flex-start}
.mini-item .num{
  width:26px;height:26px;border-radius:8px;background:var(--c-primary-light);color:var(--c-primary);
  font-size:12px;font-weight:800;display:flex;align-items:center;justify-content:center;flex:0 0 auto;font-variant-numeric:tabular-nums;
}
.mini-item h4{font-size:15px;font-weight:700;line-height:1.5;color:var(--c-ink)}
.mini-item h4 a{color:inherit}
.mini-item h4 a:hover{color:var(--c-primary)}
.mini-item span{font-size:12px;color:var(--c-ink-3)}
.empty-state{
  margin:20px;min-height:220px;border-radius:16px;background:var(--c-section);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;text-align:center;padding:32px;
}
.empty-state svg{width:64px;height:64px;color:var(--c-primary);opacity:.6}
.empty-state p{font-size:16px;color:var(--c-ink-2);margin:0}
.skeleton{display:flex;gap:18px;padding:20px 22px;border-bottom:1px solid var(--c-line)}
.skeleton .sk-img{width:120px;height:88px;border-radius:12px;background:var(--c-section)}
.skeleton .sk-lines{flex:1 1 auto;display:flex;flex-direction:column;gap:10px;justify-content:center}
.skeleton .sk-line{height:12px;border-radius:6px;background:var(--c-section)}
.skeleton .sk-line.short{width:50%}

/* ---------- 相关推荐 横向滚动 ---------- */
.rail-wrap{position:relative}
.rail{display:flex;gap:24px;overflow-x:auto;scroll-snap-type:x mandatory;padding:6px 4px 20px;scrollbar-width:none}
.rail::-webkit-scrollbar{display:none}
.rail-card{
  flex:0 0 300px;scroll-snap-align:start;background:#fff;border:1px solid var(--c-line);
  border-radius:var(--r-card);overflow:hidden;transition:all .22s ease;
}
.rail-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:transparent}
.rail-card .frame{aspect-ratio:16/10;overflow:hidden;background:var(--c-primary-light)}
.rail-card .frame img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.rail-card:hover .frame img{transform:scale(1.03)}
.rail-card .rail-body{padding:16px 18px 20px}
.rail-card h3{font-size:17px;font-weight:700;line-height:1.5;margin:10px 0 6px}
.rail-card p{font-size:13px;color:var(--c-ink-3);margin:0}
.rail-nav{display:flex;gap:10px}
.rail-nav button{
  width:44px;height:44px;border-radius:50%;border:1px solid var(--c-line);background:#fff;color:var(--c-ink-2);
  display:flex;align-items:center;justify-content:center;transition:all .22s ease;
}
.rail-nav button:hover{border-color:var(--c-primary);color:var(--c-primary);transform:translateY(-2px)}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:860px;margin:0 auto}
.faq-wrap .accordion{margin:0;background:transparent;border:0}
.faq-wrap .accordion-item{
  background:#fff;border:1px solid var(--c-line);border-radius:16px;margin-bottom:14px;overflow:hidden;
}
.faq-wrap .accordion-title{
  position:relative;display:block;padding:18px 56px 18px 24px;font-size:16px;font-weight:700;color:var(--c-ink);
  background:#fff;border:0;line-height:1.5;transition:color .22s ease;
}
.faq-wrap .accordion-title::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:4px;border-radius:0 4px 4px 0;background:var(--c-primary);transition:background .22s ease;
}
.faq-wrap .accordion-title::after{
  content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);
  font-size:22px;font-weight:400;color:var(--c-ink-3);transition:transform .22s ease,color .22s ease;line-height:1;
}
.faq-wrap .accordion-item.is-active .accordion-title::before{background:var(--c-lime)}
.faq-wrap .accordion-item.is-active .accordion-title::after{transform:translateY(-50%) rotate(180deg);color:var(--c-primary)}
.faq-wrap .accordion-title:hover{color:var(--c-primary)}
.faq-wrap .accordion-content{padding:0 24px 20px;border:0;background:#fff;color:var(--c-ink-3);font-size:15px;line-height:1.85}
.faq-wrap .accordion-content p{margin-bottom:.8em}

/* ---------- CTA 带 ---------- */
.cta-band{
  border-radius:24px;padding:48px;
  background:linear-gradient(135deg,var(--c-deep-1) 0%,var(--c-deep-2) 100%);
  display:grid;grid-template-columns:1.15fr 1fr;gap:40px;align-items:center;
}
.cta-band h2{color:#fff;font-size:28px;line-height:1.35;margin-bottom:12px}
.cta-band .cta-sub{color:rgba(255,255,255,.72);font-size:16px;margin:0}
.cta-right{display:flex;flex-direction:column;gap:18px}
.cta-btns{display:flex;gap:14px;flex-wrap:wrap}
.icon-row{display:flex;gap:12px}
.round-btn{
  width:44px;height:44px;border-radius:50%;border:0;background:rgba(255,255,255,.14);color:#fff;
  display:flex;align-items:center;justify-content:center;transition:all .22s ease;
}
.round-btn:hover{background:#fff;color:var(--c-deep-2);transform:translateY(-2px)}
.round-btn svg{width:18px;height:18px}
.copy-field{display:flex;align-items:center;gap:8px;background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.18);border-radius:var(--r-pill);padding:4px 4px 4px 18px}
.copy-field input{
  flex:1 1 auto;min-width:0;height:40px;border:0;background:transparent;color:rgba(255,255,255,.85);font-size:14px;
}
.copy-field input:focus{outline:none}
.copy-field button{
  flex:0 0 auto;height:40px;padding:0 20px;border-radius:var(--r-pill);border:0;
  background:var(--c-lime);color:#241C48;font-size:14px;font-weight:700;transition:all .22s ease;
}
.copy-field button:hover{background:#D6F767}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-deep-1);color:rgba(255,255,255,.72);padding:72px 0 0;margin-top:88px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px}
.footer-brand .logo-text strong{color:#fff}
.footer-brand .logo-text em{color:rgba(255,255,255,.55)}
.footer-brand p{margin:18px 0 0;font-size:14px;line-height:1.85;max-width:320px;color:rgba(255,255,255,.66)}
.footer-col h4{color:var(--c-lime);font-size:14px;font-weight:700;margin-bottom:18px;letter-spacing:.4px}
.footer-col ul li{line-height:2.2;font-size:14px}
.footer-col ul li a{color:rgba(255,255,255,.72);display:inline-block}
.footer-col ul li a:hover{color:var(--c-lime);transform:translateX(2px)}
.qr-box{width:96px;height:96px;border-radius:12px;background:#fff;margin-top:14px;display:flex;align-items:center;justify-content:center;color:var(--c-ink-3);font-size:12px;text-align:center;line-height:1.4;padding:8px}
.footer-bottom{
  margin-top:64px;border-top:1px solid rgba(255,255,255,.14);
  padding:24px 0 32px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.55);
}
.footer-bottom .fb-links{display:flex;gap:20px}
.footer-bottom a{color:rgba(255,255,255,.55)}
.footer-bottom a:hover{color:var(--c-lime)}
.to-top{
  position:fixed;right:24px;bottom:24px;width:48px;height:48px;border-radius:50%;border:0;
  background:var(--c-primary);color:#fff;display:flex;align-items:center;justify-content:center;
  box-shadow:0 10px 26px rgba(106,61,245,.34);opacity:0;pointer-events:none;transition:all .25s ease;z-index:110;
}
.to-top.is-show{opacity:1;pointer-events:auto}
.to-top:hover{background:var(--c-primary-dark);transform:translateY(-2px)}

/* ---------- 搜索浮层 ---------- */
.search-modal{width:min(640px,92vw);border-radius:20px;border:0;padding:32px}
.search-modal h3{font-size:20px;margin-bottom:18px}
.search-line{display:flex;gap:10px}
.search-line input{
  flex:1 1 auto;height:56px;border-radius:var(--r-pill);border:1px solid var(--c-line);
  padding:0 24px;font-size:15px;color:var(--c-ink);background:#fff;
}
.search-line input:focus{outline:none;border-color:var(--c-primary);box-shadow:0 0 0 4px rgba(106,61,245,.12)}
.hot-words{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.hot-words span{font-size:13px;color:var(--c-ink-3);width:100%;margin-bottom:-2px}
.reveal-overlay{background:rgba(23,19,38,.65);backdrop-filter:blur(3px)}

/* ---------- 动效 ---------- */
.reveal-up{opacity:0;transform:translateY(12px);transition:opacity .4s ease,transform .4s ease}
.reveal-up.is-in{opacity:1;transform:none}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1024px){
  .sec{padding:64px 0}
  .dock-nav{display:none}
  .hamburger{display:flex}
  .hero{min-height:440px;padding:140px 0 64px}
  .hero h1{font-size:32px}
  .news-layout{grid-template-columns:1fr;gap:32px}
  .cta-band{grid-template-columns:1fr;padding:40px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media screen and (max-width:768px){
  .sec{padding:56px 0}
  .sec-head h2{font-size:24px}
  .hero h1{font-size:28px}
  .hero-sub{font-size:16px}
  .hero-stats{gap:28px}
  .cta-band h2{font-size:22px}
  .rail-card{flex:0 0 260px}
}
@media screen and (max-width:640px){
  .site-dock{top:0}
  .site-dock.is-scrolled{top:0}
  .dock-inner{
    width:100%;max-width:none;border-radius:0;border-left:0;border-right:0;border-top:0;
    height:56px;padding:0 16px;box-shadow:0 4px 16px rgba(20,18,28,.08);
  }
  .site-dock.is-scrolled .dock-inner{height:56px}
  .logo-text em{display:none}
  .dock-actions .btn{display:none}
  .container{padding:0 16px}
  .sec{padding:48px 0}
  .hero{min-height:360px;padding:112px 0 48px;background-image:linear-gradient(160deg,rgba(23,19,38,.95) 0%,rgba(23,19,38,.82) 55%,rgba(42,27,87,.72) 100%),url('/assets/images/backpic/back-1.png')}
  .hero-cta{flex-direction:column}
  .hero-cta .btn{width:100%}
  .hero-stats{gap:20px;padding-top:20px;margin-top:32px}
  .hero-stats strong{font-size:20px}
  .news-row{flex-direction:row;padding:16px}
  .news-thumb{width:92px;height:70px}
  .news-title{font-size:16px}
  .cta-band{padding:28px;border-radius:18px}
  .cta-btns{flex-direction:column}
  .cta-btns .btn{width:100%}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .search-modal{padding:22px}
  .search-line{flex-direction:column}
  .search-line .btn{width:100%}
  .to-top{right:16px;bottom:16px}
}
@media (prefers-reduced-motion:reduce){
  *{transition-duration:.01ms !important;animation-duration:.01ms !important}
  .reveal-up{opacity:1;transform:none}
}

/* roulang page: article */
:root{
  --c-primary:#6A3DF5;
  --c-primary-dark:#4A22C4;
  --c-primary-light:#EDE7FF;
  --c-lime:#C9F24D;
  --c-coral:#FF6A3D;
  --c-ink:#14121C;
  --c-ink2:#4A4760;
  --c-ink3:#7C7A8E;
  --c-line:#E6E3F2;
  --c-bg:#FBFAFF;
  --c-card:#FFFFFF;
  --c-section:#F2F0FC;
  --c-dark1:#171326;
  --c-dark2:#2A1B57;
  --c-ok:#17A673;
  --c-warn:#E5A100;
  --c-err:#E5484D;
  --r-card:18px;
  --r-img:14px;
  --r-input:12px;
  --r-pill:999px;
  --sh-1:0 6px 20px rgba(20,18,28,.06);
  --sh-2:0 14px 34px rgba(106,61,245,.16);
  --sh-dock:0 10px 30px rgba(20,18,28,.10);
  --w-container:1240px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-ink2);
  font-family:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Arial,sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5{margin:0;color:var(--c-ink);font-weight:700;font-style:normal;}
p{margin:0 0 1.15em;text-align:left;}
a{color:var(--c-primary);text-decoration:none;transition:color .22s ease,transform .22s ease;}
a:hover{color:var(--c-primary-dark);}
img{display:block;max-width:100%;height:auto;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;}
input{font:inherit;}
:focus-visible{outline:2px solid var(--c-lime);outline-offset:2px;}
.container{width:100%;max-width:var(--w-container);margin:0 auto;padding:0 24px;}
.section{padding:88px 0;}
.section-alt{background:var(--c-section);}
.eyebrow{display:block;font-size:11px;letter-spacing:1.6px;text-transform:uppercase;color:var(--c-ink3);margin-bottom:10px;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;}
.section-head h2{font-size:30px;line-height:1.3;}
.section-head .sub{font-size:14px;color:var(--c-ink3);margin:6px 0 0;}
.text-link{display:inline-flex;align-items:center;gap:6px;font-weight:700;font-size:14px;}
.text-link svg{transition:transform .22s ease;}
.text-link:hover svg{transform:translateX(4px);}

/* ---------- Dock 导航 ---------- */
.site-header{position:sticky;top:0;z-index:60;padding:20px 0 0;pointer-events:none;}
.dock{
  pointer-events:auto;
  max-width:1180px;
  margin:0 auto;
  min-height:68px;
  display:flex;
  align-items:center;
  gap:20px;
  padding:10px 14px 10px 18px;
  background:rgba(255,255,255,.86);
  border:1px solid var(--c-line);
  border-radius:var(--r-pill);
  box-shadow:var(--sh-dock);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  transition:min-height .22s ease,background .22s ease,box-shadow .22s ease;
}
.site-header.is-scrolled .dock{min-height:60px;background:#fff;box-shadow:0 12px 32px rgba(20,18,28,.14);}
.dock-logo{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.logo-mark{
  width:36px;height:36px;border-radius:11px;
  background:linear-gradient(135deg,var(--c-primary),var(--c-primary-dark));
  color:#fff;font-weight:800;font-size:17px;
  display:flex;align-items:center;justify-content:center;
  letter-spacing:0;
}
.logo-text{display:flex;flex-direction:column;line-height:1.15;}
.logo-text strong{font-size:15px;color:var(--c-ink);font-weight:800;}
.logo-text em{font-style:normal;font-size:11px;letter-spacing:1.4px;color:var(--c-ink3);}
.dock-nav{display:flex;align-items:center;gap:4px;margin:0 auto;}
.dock-nav a{
  position:relative;
  display:inline-flex;align-items:center;
  height:44px;padding:0 14px;
  font-size:15px;font-weight:600;color:var(--c-ink2);
  border-radius:var(--r-pill);
}
.dock-nav a:hover{color:var(--c-primary);background:var(--c-primary-light);}
.dock-nav a.active{color:var(--c-primary);}
.dock-nav a.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:6px;height:3px;
  border-radius:3px;background:var(--c-primary);
}
.dock-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.icon-btn{
  width:44px;height:44px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  color:var(--c-ink2);border:1px solid var(--c-line);background:#fff;
  transition:all .22s ease;
}
.icon-btn:hover{color:var(--c-primary);border-color:var(--c-primary);background:var(--c-primary-light);}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:14px 28px;
  border-radius:var(--r-pill);
  font-weight:700;font-size:15px;
  transition:all .22s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--c-primary);color:#fff;box-shadow:0 6px 18px rgba(106,61,245,.24);}
.btn-primary:hover{background:var(--c-primary-dark);color:#fff;transform:translateY(-2px);box-shadow:0 12px 26px rgba(106,61,245,.32);}
.btn-primary:active{transform:translateY(0);background:#43209E;}
.btn-ghost{background:#fff;color:var(--c-primary);border:1px solid var(--c-primary);}
.btn-ghost:hover{background:var(--c-primary-light);color:var(--c-primary-dark);transform:translateY(-2px);}
.btn-lime{background:var(--c-lime);color:#241A47;border:0;font-weight:800;}
.btn-lime:hover{background:#D8FA6C;color:#241A47;transform:translateY(-2px);}
.btn-outline-white{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.5);}
.btn-outline-white:hover{background:rgba(255,255,255,.12);color:#fff;transform:translateY(-2px);}
.btn-sm{min-height:40px;padding:10px 20px;font-size:14px;}
.menu-toggle{display:none;}

/* ---------- 移动抽屉 ---------- */
.drawer{
  position:fixed;inset:0;z-index:90;
  background:linear-gradient(160deg,var(--c-dark1),var(--c-dark2));
  padding:28px 24px;
  display:none;
  flex-direction:column;
}
.drawer.is-open{display:flex;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:28px;}
.drawer-head .logo-text strong{color:#fff;}
.drawer-head .logo-text em{color:rgba(255,255,255,.6);}
.drawer-close{width:44px;height:44px;border-radius:50%;border:1px solid rgba(255,255,255,.3);color:#fff;}
.drawer-nav{display:flex;flex-direction:column;}
.drawer-nav a{
  height:56px;display:flex;align-items:center;
  color:#fff;font-size:18px;font-weight:700;
  border-bottom:1px solid rgba(255,255,255,.14);
}
.drawer-nav a:hover{color:var(--c-lime);}
.drawer-cta{margin-top:auto;}

/* ---------- 面包屑 ---------- */
.page-top{padding:28px 0 0;}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--c-ink3);}
.breadcrumb li{display:flex;align-items:center;gap:8px;}
.breadcrumb li+li::before{content:"›";color:var(--c-ink3);}
.breadcrumb a{color:var(--c-ink3);}
.breadcrumb a:hover{color:var(--c-primary);}
.breadcrumb .current span{color:var(--c-ink3);}

/* ---------- 文章头部 ---------- */
.article-head{padding:28px 0 0;}
.article-head .inner{max-width:880px;}
.badge{
  display:inline-flex;align-items:center;height:24px;padding:4px 10px;
  border-radius:8px;background:var(--c-primary-light);color:var(--c-primary);
  font-size:12px;font-weight:600;letter-spacing:.3px;
}
.badge-coral{background:rgba(255,106,61,.12);color:var(--c-coral);}
.article-head h1{
  font-size:36px;line-height:1.28;font-weight:800;letter-spacing:-.5px;
  margin:16px 0 18px;
  max-width:820px;
}
.meta-row{display:flex;align-items:center;flex-wrap:wrap;gap:10px;font-size:13px;color:var(--c-ink3);}
.meta-row .dot{color:var(--c-line);}
.meta-row svg{vertical-align:-3px;}
.head-bar{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;}
.share-group{display:flex;align-items:center;gap:10px;}
.share-group .icon-btn{width:44px;height:44px;}
.cover-wrap{padding:32px 0 0;}
.cover-wrap img{
  width:100%;max-width:1000px;aspect-ratio:16/9;object-fit:cover;
  border-radius:20px;border:1px solid rgba(20,18,28,.06);
}
.cover-caption{max-width:1000px;margin-top:12px;font-size:13px;color:var(--c-ink3);text-align:center;}

/* ---------- 正文布局 ---------- */
.article-layout{padding:56px 0 88px;}
.layout-grid{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:56px;align-items:start;}
.article-body{max-width:780px;font-size:16px;line-height:1.9;color:var(--c-ink2);}
.article-body h2{
  font-size:24px;line-height:1.35;margin:44px 0 16px;padding-left:14px;
  border-left:4px solid var(--c-primary);
}
.article-body h3{font-size:19px;line-height:1.45;margin:32px 0 12px;}
.article-body p{margin:0 0 1.15em;}
.article-body ul,.article-body ol{margin:0 0 1.3em;padding-left:20px;}
.article-body ul li{position:relative;padding-left:18px;margin-bottom:8px;line-height:1.9;}
.article-body ul li::before{content:"";position:absolute;left:0;top:.72em;width:7px;height:7px;border-radius:50%;background:var(--c-primary);}
.article-body ol{list-style:decimal;}
.article-body ol li{margin-bottom:8px;line-height:1.9;}
.article-body ol li::marker{color:var(--c-primary);font-weight:700;}
.article-body blockquote{
  margin:24px 0;padding:20px 22px;
  background:var(--c-primary-light);border-left:4px solid var(--c-primary);
  border-radius:0 var(--r-img) var(--r-img) 0;color:var(--c-ink2);
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:var(--r-img);margin:24px 0 10px;border:1px solid rgba(20,18,28,.06);}
.article-body a{color:var(--c-primary);text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{color:var(--c-primary-dark);}
.article-body table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px;}
.article-body th{background:var(--c-section);color:var(--c-primary);font-weight:700;text-align:left;}
.article-body th,.article-body td{padding:12px 14px;border-bottom:1px solid var(--c-line);}
.article-body tbody tr:nth-child(even){background:#FAF8FF;}
.article-body code{background:var(--c-section);border-radius:6px;padding:2px 6px;font-size:14px;}

/* ---------- 侧栏 ---------- */
.side{display:flex;flex-direction:column;gap:20px;position:sticky;top:104px;}
.side-card{
  background:var(--c-card);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:20px;box-shadow:var(--sh-1);
}
.side-card h4{font-size:14px;letter-spacing:.4px;color:var(--c-ink);margin-bottom:14px;display:flex;align-items:center;gap:8px;}
.side-card h4::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--c-lime);}
.toc-list{display:flex;flex-direction:column;gap:2px;max-height:320px;overflow:auto;}
.toc-list a{
  display:block;padding:7px 10px;border-left:2px solid transparent;
  font-size:14px;color:var(--c-ink2);border-radius:0 8px 8px 0;
}
.toc-list .toc-h3 a{padding-left:22px;font-size:13px;color:var(--c-ink3);}
.toc-list a:hover{background:var(--c-section);color:var(--c-primary);}
.toc-list a.is-active{border-left-color:var(--c-primary);color:var(--c-primary);font-weight:600;background:var(--c-primary-light);}
.info-list{display:flex;flex-direction:column;gap:10px;font-size:14px;}
.info-list li{display:flex;justify-content:space-between;gap:12px;color:var(--c-ink3);}
.info-list li strong{color:var(--c-ink2);font-weight:600;text-align:right;}
.mini-post{display:flex;gap:12px;padding:12px 0;border-bottom:1px solid var(--c-line);}
.mini-post:last-child{border-bottom:0;padding-bottom:0;}
.mini-post img{width:64px;height:48px;border-radius:10px;object-fit:cover;flex:0 0 auto;}
.mini-post .t{font-size:14px;font-weight:600;color:var(--c-ink);line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.mini-post:hover .t{color:var(--c-primary);}
.mini-post .m{font-size:12px;color:var(--c-ink3);margin-top:4px;}
.side-cta{background:linear-gradient(160deg,var(--c-dark1),var(--c-dark2));border:0;color:#fff;}
.side-cta h4{color:#fff;}
.side-cta p{color:rgba(255,255,255,.72);font-size:13px;margin-bottom:14px;}
.side-cta .btn{width:100%;}

/* ---------- 空态 ---------- */
.empty-state{
  min-height:220px;border-radius:16px;background:var(--c-section);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  text-align:center;padding:32px 24px;
}
.empty-state svg{color:var(--c-ink3);}
.empty-state p{margin:0;font-size:16px;color:var(--c-ink2);}

/* ---------- 上下篇 ---------- */
.post-nav{padding:0 0 88px;}
.post-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.post-card{
  display:block;background:var(--c-card);border:1px solid var(--c-line);
  border-radius:var(--r-card);padding:22px 24px;box-shadow:var(--sh-1);
  transition:all .22s ease;
}
.post-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:var(--c-primary-light);}
.post-card .dir{font-size:12px;letter-spacing:1.2px;color:var(--c-ink3);text-transform:uppercase;}
.post-card .t{
  display:block;margin-top:8px;font-size:17px;font-weight:700;color:var(--c-ink);
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.post-card:hover .t{color:var(--c-primary);}
.post-card.right{text-align:right;}

/* ---------- 相关推荐 ---------- */
.related{padding:88px 0;}
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.entry-card{
  display:flex;flex-direction:column;background:var(--c-card);
  border:1px solid var(--c-line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);transition:all .22s ease;
}
.entry-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.entry-thumb{position:relative;overflow:hidden;aspect-ratio:16/10;background:var(--c-primary-light);}
.entry-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.entry-card:hover .entry-thumb img{transform:scale(1.03);}
.entry-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.entry-body h3{font-size:19px;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.entry-card:hover h3{color:var(--c-primary);}
.entry-body p{font-size:14px;color:var(--c-ink3);margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.entry-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--c-ink3);}

/* ---------- 收藏 / 分享 CTA ---------- */
.share-band{padding:0 0 88px;}
.band{
  border-radius:24px;padding:48px;
  background:linear-gradient(140deg,var(--c-dark1),var(--c-dark2));
  display:grid;grid-template-columns:1.2fr 1fr;gap:40px;align-items:center;
}
.band h2{color:#fff;font-size:28px;line-height:1.35;}
.band .sub{color:rgba(255,255,255,.72);font-size:15px;margin:12px 0 0;}
.band-actions{display:flex;flex-direction:column;gap:16px;}
.band-btn-row{display:flex;gap:12px;flex-wrap:wrap;}
.copy-field{display:flex;align-items:center;gap:8px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.18);border-radius:var(--r-input);padding:4px 6px 4px 14px;}
.copy-field input{
  flex:1;min-width:0;height:40px;border:0;background:transparent;color:#fff;font-size:14px;
}
.copy-field input:focus{outline:none;}
.copy-field input::placeholder{color:rgba(255,255,255,.5);}
.copy-field button{
  height:40px;padding:0 18px;border-radius:var(--r-pill);
  background:var(--c-lime);color:#241A47;font-weight:700;font-size:13px;
  transition:all .22s ease;
}
.copy-field button:hover{background:#D8FA6C;}
.round-row{display:flex;gap:10px;}
.round-btn{
  width:44px;height:44px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.18);color:#fff;
  transition:all .22s ease;
}
.round-btn:hover{background:#fff;color:var(--c-dark2);transform:translateY(-2px);}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-dark1);color:rgba(255,255,255,.72);padding-top:72px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:40px;}
.footer-brand .dock-logo{margin-bottom:18px;}
.footer-brand .logo-text strong{color:#fff;}
.footer-brand .logo-text em{color:rgba(255,255,255,.6);}
.footer-brand p{font-size:14px;line-height:1.9;margin:0 0 10px;color:rgba(255,255,255,.72);}
.footer-col h4{color:var(--c-lime);font-size:14px;margin-bottom:16px;letter-spacing:.4px;}
.footer-col ul{display:flex;flex-direction:column;gap:2px;}
.footer-col li{line-height:2.2;font-size:14px;}
.footer-col a{color:rgba(255,255,255,.72);display:inline-block;transition:all .22s ease;}
.footer-col a:hover{color:var(--c-lime);transform:translateX(2px);}
.qr-box{
  margin-top:16px;width:96px;height:96px;border-radius:12px;background:rgba(255,255,255,.94);
  color:#4A4760;font-size:12px;line-height:1.5;display:flex;align-items:center;justify-content:center;text-align:center;
}
.footer-bottom{
  margin-top:56px;border-top:1px solid rgba(255,255,255,.12);
  padding:24px 0 32px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.6);
}
.fb-links{display:flex;gap:20px;}
.fb-links a{color:rgba(255,255,255,.6);}
.fb-links a:hover{color:var(--c-lime);}

/* ---------- 返回顶部 ---------- */
.to-top{
  position:fixed;right:24px;bottom:24px;z-index:70;
  width:48px;height:48px;border-radius:50%;
  background:var(--c-primary);color:#fff;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 10px 24px rgba(106,61,245,.34);
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:all .22s ease;
}
.to-top.is-visible{opacity:1;visibility:visible;transform:translateY(0);}
.to-top:hover{background:var(--c-primary-dark);transform:translateY(-2px);}

/* ---------- 搜索浮层 ---------- */
.reveal.search-modal{
  border-radius:20px;border:1px solid var(--c-line);padding:28px;
  max-width:560px;
}
.search-modal h3{font-size:20px;margin-bottom:16px;}
.search-modal .field{margin-bottom:16px;}
.search-modal input[type="search"]{
  height:56px;border-radius:var(--r-pill);border:1px solid var(--c-line);
  padding:0 22px;background:#fff;width:100%;font-size:15px;
}
.search-modal input[type="search"]:focus{outline:none;border-color:var(--c-primary);box-shadow:0 0 0 4px rgba(106,61,245,.12);}
.hot-words{display:flex;flex-wrap:wrap;gap:10px;}
.hot-words a{
  display:inline-flex;align-items:center;height:34px;padding:0 14px;border-radius:var(--r-pill);
  background:var(--c-section);color:var(--c-ink2);font-size:13px;font-weight:600;
}
.hot-words a:hover{background:var(--c-primary-light);color:var(--c-primary);}

/* ---------- 动效 ---------- */
.fade-up{opacity:0;transform:translateY(12px);transition:opacity .4s ease,transform .4s ease;}
.fade-up.is-in{opacity:1;transform:none;}

@media (prefers-reduced-motion:reduce){
  *{transition:color .2s ease !important;animation:none !important;}
  .fade-up{opacity:1;transform:none;}
  html{scroll-behavior:auto;}
}

/* ---------- 断点 ---------- */
@media (max-width:1024px){
  .dock-nav{display:none;}
  .menu-toggle{display:inline-flex;}
  .layout-grid{grid-template-columns:minmax(0,1fr);gap:40px;}
  .side{position:static;flex-direction:row;flex-wrap:wrap;}
  .side-card{flex:1 1 280px;}
  .band{grid-template-columns:1fr;padding:36px 28px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .section,.related{padding:64px 0;}
  .article-head h1{font-size:32px;}
}
@media (max-width:768px){
  .card-grid{grid-template-columns:1fr 1fr;}
  .post-grid{grid-template-columns:1fr;}
  .post-card.right{text-align:left;}
  .article-body h2{font-size:21px;}
  .cover-wrap img{aspect-ratio:16/9;border-radius:16px;}
}
@media (max-width:640px){
  .site-header{padding:0;position:fixed;left:0;right:0;top:0;}
  .dock{
    max-width:none;border-radius:0;border:0;border-bottom:1px solid var(--c-line);
    min-height:56px;padding:8px 16px;background:#fff;box-shadow:0 6px 18px rgba(20,18,28,.06);
    backdrop-filter:none;gap:12px;
  }
  .site-header.is-scrolled .dock{min-height:56px;}
  .btn-sm{display:none;}
  .page-top{padding-top:84px;}
  .card-grid{grid-template-columns:1fr;}
  .article-head h1{font-size:28px;}
  .section,.related{padding:48px 0;}
  .article-layout{padding:40px 0 64px;}
  .share-band{padding:0 0 64px;}
  .band{padding:32px 22px;border-radius:20px;}
  .band h2{font-size:22px;}
  .band-btn-row .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .container{padding:0 16px;}
  .to-top{right:16px;bottom:16px;width:44px;height:44px;}
}

/* roulang page: category1 */
:root{
  --c-primary:#6A3DF5;
  --c-primary-dark:#4A22C4;
  --c-primary-light:#EDE7FF;
  --c-lime:#C9F24D;
  --c-coral:#FF6A3D;
  --c-ink:#14121C;
  --c-ink-2:#4A4760;
  --c-ink-3:#7C7A8E;
  --c-line:#E6E3F2;
  --c-bg:#FBFAFF;
  --c-card:#FFFFFF;
  --c-section:#F2F0FC;
  --c-ok:#17A673;
  --c-warn:#E5A100;
  --c-err:#E5484D;
  --r-card:18px;
  --r-img:14px;
  --r-input:12px;
  --r-pill:999px;
  --sh-1:0 6px 20px rgba(20,18,28,.06);
  --sh-2:0 14px 34px rgba(106,61,245,.16);
  --sh-3:0 10px 30px rgba(20,18,28,.10);
  --font-cn:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.85;
  color:var(--c-ink-2);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--c-primary);text-decoration:none;}
a:hover{color:var(--c-primary-dark);}
h1,h2,h3,h4{margin:0;color:var(--c-ink);font-weight:700;}
p{margin:0 0 1.15em;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--c-lime);outline-offset:2px;border-radius:6px;}

.container{max-width:1240px;margin:0 auto;padding:0 24px;width:100%;}

/* ---------- header / dock ---------- */
.site-header{position:fixed;top:0;left:0;right:0;z-index:120;padding:20px 24px 0;transition:padding .28s ease;}
.dock{
  max-width:1180px;margin:0 auto;height:68px;
  display:flex;align-items:center;gap:16px;
  padding:0 14px 0 18px;
  border:1px solid var(--c-line);
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.86);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  box-shadow:var(--sh-3);
  transition:height .28s ease,background .28s ease,box-shadow .28s ease;
}
.site-header.is-scrolled{padding-top:10px;}
.site-header.is-scrolled .dock{height:60px;background:#fff;box-shadow:0 12px 30px rgba(20,18,28,.12);}
.dock-logo{display:flex;align-items:center;gap:10px;flex:0 0 auto;text-decoration:none;}
.logo-mark{
  width:36px;height:36px;border-radius:12px;flex:0 0 auto;
  background:linear-gradient(135deg,#6A3DF5,#4A22C4);
  color:#fff;display:grid;place-items:center;
  font-weight:800;font-size:17px;letter-spacing:0;
  box-shadow:0 6px 16px rgba(106,61,245,.32);
}
.logo-text{display:flex;flex-direction:column;line-height:1.12;}
.logo-text strong{font-size:15px;font-weight:800;color:var(--c-ink);letter-spacing:.2px;}
.logo-text em{font-style:normal;font-size:11px;letter-spacing:1.4px;color:var(--c-ink-3);}
.dock-nav{display:flex;align-items:center;gap:4px;margin:0 auto;}
.dock-nav a{
  position:relative;display:inline-flex;align-items:center;
  padding:10px 14px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;color:var(--c-ink-2);
  white-space:nowrap;transition:color .22s ease,background .22s ease;
}
.dock-nav a:hover{color:var(--c-primary);background:var(--c-primary-light);}
.dock-nav a.active{color:var(--c-primary);}
.dock-nav a.active::after{
  content:"";position:absolute;left:50%;bottom:2px;transform:translateX(-50%);
  width:22px;height:3px;border-radius:2px;background:var(--c-primary);
}
.dock-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.icon-btn{
  width:44px;height:44px;border-radius:50%;
  display:grid;place-items:center;
  border:1px solid var(--c-line);background:#fff;color:var(--c-ink-2);
  cursor:pointer;transition:.22s ease;
}
.icon-btn:hover{color:var(--c-primary);border-color:var(--c-primary);background:var(--c-primary-light);}
.hamburger{display:none;width:44px;height:44px;border:none;background:transparent;cursor:pointer;place-items:center;}
.hamburger span{display:block;width:20px;height:2px;background:var(--c-ink);border-radius:2px;margin:4px auto;transition:.22s;}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:13px 26px;border-radius:var(--r-pill);
  font-size:15px;font-weight:700;border:1px solid transparent;
  cursor:pointer;transition:transform .22s ease,background .22s ease,box-shadow .22s ease,color .22s ease,filter .22s ease;
}
.btn-sm{padding:10px 20px;min-height:40px;font-size:14px;}
.btn-primary{background:var(--c-primary);color:#fff;}
.btn-primary:hover{background:var(--c-primary-dark);color:#fff;transform:translateY(-2px);box-shadow:0 12px 26px rgba(106,61,245,.32);}
.btn-primary:active{transform:translateY(0);filter:saturate(.9);}
.btn-ghost{background:#fff;color:var(--c-primary);border-color:var(--c-primary);}
.btn-ghost:hover{background:rgba(106,61,245,.08);color:var(--c-primary-dark);transform:translateY(-2px);}
.btn-lime{background:var(--c-lime);color:#2A1B57;}
.btn-lime:hover{filter:brightness(1.06);transform:translateY(-2px);box-shadow:0 12px 26px rgba(201,242,77,.28);}
.btn-outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.5);}
.btn-outline-light:hover{background:rgba(255,255,255,.14);color:#fff;transform:translateY(-2px);}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;background:none;border:none;
  padding:8px 0;color:var(--c-primary);font-size:15px;font-weight:700;cursor:pointer;transition:.22s ease;
}
.btn-text svg{transition:transform .22s ease;}
.btn-text:hover svg{transform:translateX(4px);}

/* ---------- mobile drawer ---------- */
.mobile-drawer{
  position:fixed;inset:0;z-index:200;
  background:linear-gradient(160deg,#171326,#2A1B57);
  padding:80px 28px 28px;display:flex;flex-direction:column;
  transform:translateX(100%);opacity:0;visibility:hidden;
  transition:transform .3s ease,opacity .3s ease,visibility .3s ease;
}
.mobile-drawer.is-open{transform:none;opacity:1;visibility:visible;}
.drawer-close{
  position:absolute;top:20px;right:20px;width:44px;height:44px;border-radius:50%;
  background:rgba(255,255,255,.12);border:none;color:#fff;font-size:20px;cursor:pointer;
}
.drawer-group-title{font-size:12px;letter-spacing:1.6px;color:var(--c-lime);margin-bottom:8px;}
.mobile-drawer nav{display:flex;flex-direction:column;}
.mobile-drawer nav a{
  display:flex;align-items:center;height:56px;color:#fff;font-size:18px;font-weight:600;
  border-bottom:1px solid rgba(255,255,255,.14);
}
.mobile-drawer nav a.active{color:var(--c-lime);}
.mobile-drawer .btn{margin-top:28px;width:100%;}

/* ---------- search overlay ---------- */
.search-overlay{
  position:fixed;inset:0;z-index:220;background:rgba(20,18,28,.55);
  display:none;align-items:flex-start;justify-content:center;padding:120px 20px 20px;
  backdrop-filter:blur(4px);
}
.search-overlay.is-open{display:flex;}
.search-panel{width:100%;max-width:620px;background:#fff;border-radius:20px;padding:28px;box-shadow:0 24px 60px rgba(20,18,28,.28);}
.search-panel h3{font-size:18px;margin-bottom:14px;}
.search-field{
  display:flex;align-items:center;gap:10px;height:56px;padding:0 20px;
  border:1px solid var(--c-line);border-radius:var(--r-pill);background:#fff;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.search-field:focus-within{border-color:var(--c-primary);box-shadow:0 0 0 4px rgba(106,61,245,.14);}
.search-field input{flex:1;border:none;outline:none;font-size:15px;color:var(--c-ink);background:transparent;}
.hot-words{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px;}
.hot-words a{
  display:inline-flex;align-items:center;height:32px;padding:0 14px;border-radius:var(--r-pill);
  background:var(--c-primary-light);color:var(--c-primary);font-size:13px;font-weight:600;transition:.2s;
}
.hot-words a:hover{background:var(--c-lime);color:#2A1B57;}

/* ---------- hero ---------- */
.cat-hero-wrap{padding:112px 24px 0;}
.cat-hero{
  position:relative;max-width:1240px;margin:0 auto;min-height:220px;
  border-radius:24px;overflow:hidden;
  background:linear-gradient(115deg,#E4DBFF 0%,#F4F1FF 52%,#FDFCFF 100%);
  border:1px solid var(--c-line);
  display:flex;align-items:center;
}
.cat-hero::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(106,61,245,.22) 1px,transparent 1px);
  background-size:16px 16px;
  -webkit-mask-image:linear-gradient(90deg,#000 0%,transparent 68%);
  mask-image:linear-gradient(90deg,#000 0%,transparent 68%);
  opacity:.7;pointer-events:none;
}
.cat-hero::after{
  content:"";position:absolute;right:-120px;bottom:-160px;width:360px;height:360px;border-radius:50%;
  background:radial-gradient(circle,rgba(201,242,77,.42),rgba(201,242,77,0) 68%);
  pointer-events:none;
}
.cat-hero .container{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:40px;padding:40px 24px;}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:600;letter-spacing:.6px;color:var(--c-primary-dark);
  background:rgba(255,255,255,.75);border:1px solid rgba(106,61,245,.22);
  border-radius:var(--r-pill);padding:5px 14px;margin-bottom:14px;
}
.hero-badge .dot{width:7px;height:7px;border-radius:50%;background:var(--c-lime);box-shadow:0 0 0 3px rgba(201,242,77,.32);}
.cat-hero h1{font-size:40px;font-weight:800;letter-spacing:-.5px;line-height:1.25;max-width:660px;}
.cat-hero .hero-sub{margin-top:12px;font-size:16px;color:var(--c-ink-2);max-width:620px;}
.hero-stats{display:flex;gap:14px;flex:0 0 auto;}
.stat{
  min-width:112px;padding:14px 16px;border-radius:16px;
  background:rgba(255,255,255,.82);border:1px solid rgba(106,61,245,.14);
  box-shadow:var(--sh-1);text-align:left;
}
.stat b{display:block;font-size:20px;font-weight:800;color:var(--c-primary);letter-spacing:-.3px;}
.stat span{display:block;font-size:12px;color:var(--c-ink-3);margin-top:2px;}

/* ---------- breadcrumb ---------- */
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--c-ink-3);padding:22px 0 0;}
.breadcrumb a{color:var(--c-ink-3);}
.breadcrumb a:hover{color:var(--c-primary);}
.breadcrumb .sep{color:#C4C1D4;}
.breadcrumb .cur{color:var(--c-ink-3);}

/* ---------- sections ---------- */
.section{padding:88px 0 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;}
.section-head .eyebrow{font-size:11px;letter-spacing:1.6px;text-transform:uppercase;color:var(--c-ink-3);margin-bottom:8px;}
.section-head h2{font-size:30px;font-weight:700;line-height:1.3;}
.section-head .lead{margin-top:10px;font-size:15px;color:var(--c-ink-3);max-width:720px;}

.intro-block{
  background:var(--c-card);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:32px;box-shadow:var(--sh-1);margin-top:32px;
}
.intro-block p{font-size:16px;line-height:1.9;color:var(--c-ink-2);}
.intro-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px;}
.badge{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:8px;background:var(--c-primary-light);color:var(--c-primary);font-size:12px;font-weight:600;letter-spacing:.3px;}
.badge-coral{background:rgba(255,106,61,.12);color:#D8441B;}
.badge-lime{background:rgba(201,242,77,.34);color:#3F5A00;}

/* ---------- entry cards ---------- */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.entry-card{
  display:flex;flex-direction:column;overflow:hidden;
  background:var(--c-card);border:1px solid var(--c-line);
  border-radius:var(--r-card);box-shadow:var(--sh-1);
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.entry-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#DCD2FF;}
.thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--c-primary-light);}
.thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.entry-card:hover .thumb img{transform:scale(1.03);}
.thumb .num{
  position:absolute;top:12px;left:12px;width:36px;height:36px;border-radius:10px;
  background:rgba(255,255,255,.94);color:var(--c-primary);
  display:grid;place-items:center;font-size:13px;font-weight:800;letter-spacing:.5px;
  box-shadow:0 4px 12px rgba(20,18,28,.10);
}
.entry-card .body{padding:16px;display:flex;flex-direction:column;gap:10px;flex:1;}
.entry-card h3{font-size:19px;line-height:1.45;font-weight:700;transition:color .22s ease;}
.entry-card:hover h3{color:var(--c-primary);}
.entry-card p{font-size:14px;line-height:1.75;color:var(--c-ink-3);margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.entry-card .meta{
  margin-top:auto;padding-top:12px;border-top:1px solid var(--c-line);
  display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--c-ink-3);
}
.entry-card .meta .go{color:var(--c-primary);font-weight:700;display:inline-flex;align-items:center;gap:4px;transition:transform .22s ease;}
.entry-card:hover .meta .go{transform:translateX(3px);}

/* ---------- split block ---------- */
.split-block{
  display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;
  background:var(--c-section);border:1px solid var(--c-line);border-radius:24px;padding:48px;
}
.split-block h2{font-size:30px;line-height:1.3;margin-bottom:16px;}
.split-block p{font-size:16px;line-height:1.9;color:var(--c-ink-2);}
.check-list{margin-top:22px;display:grid;gap:12px;}
.check-list li{display:flex;gap:12px;font-size:15px;color:var(--c-ink-2);line-height:1.7;}
.check-list .tick{
  flex:0 0 auto;width:22px;height:22px;border-radius:7px;margin-top:2px;
  background:var(--c-primary-light);color:var(--c-primary);
  display:grid;place-items:center;font-size:12px;font-weight:800;
}
.split-media{border-radius:var(--r-img);overflow:hidden;border:1px solid rgba(20,18,28,.06);aspect-ratio:16/10;background:var(--c-primary-light);}
.split-media img{width:100%;height:100%;object-fit:cover;}

/* ---------- faq ---------- */
.faq-list{max-width:860px;margin:0 auto;background:var(--c-card);border:1px solid var(--c-line);border-radius:16px;overflow:hidden;box-shadow:var(--sh-1);}
.faq-item+.faq-item{border-top:1px solid var(--c-line);}
.faq-q{
  position:relative;width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:56px;padding:16px 24px 16px 28px;background:none;border:none;text-align:left;
  font-size:16px;font-weight:700;color:var(--c-ink);cursor:pointer;transition:background .22s ease;
}
.faq-q:hover{background:#FAF9FF;}
.faq-q::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:4px;height:22px;border-radius:0 4px 4px 0;background:var(--c-primary);transition:background .22s ease;
}
.faq-item.open .faq-q::before{background:var(--c-lime);}
.faq-q .ico{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;
  background:var(--c-primary-light);color:var(--c-primary);
  display:grid;place-items:center;font-size:15px;font-weight:800;line-height:1;
  transition:transform .22s ease,background .22s ease;
}
.faq-item.open .faq-q .ico{transform:rotate(180deg);background:var(--c-lime);color:#2A1B57;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;}
.faq-a p{padding:0 28px 20px 28px;margin:0;font-size:15px;line-height:1.85;color:var(--c-ink-3);}

/* ---------- cta band ---------- */
.cta-band{
  background:linear-gradient(120deg,#171326 0%,#2A1B57 100%);
  border-radius:24px;padding:48px;color:#fff;
  display:grid;grid-template-columns:1.25fr 1fr;gap:40px;align-items:center;
  margin-top:88px;
}
.cta-band h2{color:#fff;font-size:30px;line-height:1.3;}
.cta-band .sub{color:rgba(255,255,255,.72);font-size:16px;margin-top:12px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:18px;}
.copy-field{
  display:flex;align-items:center;gap:8px;height:48px;padding:0 6px 0 16px;
  border-radius:var(--r-pill);background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);
}
.copy-field input{flex:1;min-width:0;background:transparent;border:none;outline:none;color:rgba(255,255,255,.86);font-size:13px;}
.copy-field button{
  flex:0 0 auto;height:36px;padding:0 16px;border-radius:var(--r-pill);border:none;cursor:pointer;
  background:var(--c-lime);color:#2A1B57;font-size:13px;font-weight:700;transition:.22s ease;
}
.copy-field button:hover{filter:brightness(1.06);}
.share-row{display:flex;gap:12px;margin-top:16px;}
.share-row button{
  width:44px;height:44px;border-radius:50%;border:1px solid rgba(255,255,255,.24);
  background:rgba(255,255,255,.12);color:#fff;display:grid;place-items:center;cursor:pointer;transition:.22s ease;
}
.share-row button:hover{background:#fff;color:#2A1B57;transform:translateY(-2px);}

/* ---------- footer ---------- */
.site-footer{background:#171326;color:rgba(255,255,255,.72);padding:72px 0 0;margin-top:88px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px;}
.footer-brand .dock-logo{margin-bottom:14px;}
.footer-brand .logo-text strong{color:#fff;}
.footer-brand .logo-text em{color:rgba(255,255,255,.55);}
.footer-brand p{font-size:14px;line-height:1.8;margin:0 0 8px;}
.footer-col h4{color:var(--c-lime);font-size:14px;font-weight:700;margin-bottom:14px;}
.footer-col li{font-size:14px;line-height:2.2;}
.footer-col a{color:rgba(255,255,255,.72);display:inline-block;transition:color .2s ease,transform .2s ease;}
.footer-col a:hover{color:var(--c-lime);transform:translateX(2px);}
.qr-box{
  width:96px;height:96px;border-radius:12px;background:#fff;color:#7C7A8E;
  display:grid;place-items:center;text-align:center;font-size:12px;line-height:1.5;margin-top:14px;
}
.footer-bottom{
  margin-top:48px;padding:24px 0 32px;border-top:1px solid rgba(255,255,255,.14);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.55);
}
.footer-bottom .fb-links{display:flex;gap:20px;}
.footer-bottom a{color:rgba(255,255,255,.55);}
.footer-bottom a:hover{color:var(--c-lime);}

/* ---------- back to top ---------- */
.to-top{
  position:fixed;right:24px;bottom:24px;z-index:110;
  width:48px;height:48px;border-radius:50%;border:none;cursor:pointer;
  background:var(--c-primary);color:#fff;display:grid;place-items:center;
  box-shadow:0 10px 26px rgba(106,61,245,.36);
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:opacity .25s ease,transform .25s ease,visibility .25s ease,background .22s ease;
}
.to-top.is-show{opacity:1;visibility:visible;transform:none;}
.to-top:hover{background:var(--c-primary-dark);}

/* ---------- reveal ---------- */
[data-reveal]{opacity:0;transform:translateY(12px);transition:opacity .4s ease,transform .4s ease;}
[data-reveal].is-visible{opacity:1;transform:none;}

/* ---------- media queries ---------- */
@media (max-width:1024px){
  .dock-nav a{padding:10px 10px;font-size:14px;}
  .cat-hero h1{font-size:32px;}
  .cat-hero .container{flex-direction:column;align-items:flex-start;gap:24px;}
  .hero-stats{flex-wrap:wrap;}
  .card-grid{grid-template-columns:repeat(2,1fr);}
  .split-block{grid-template-columns:1fr;gap:32px;padding:32px;}
  .cta-band{grid-template-columns:1fr;gap:28px;padding:36px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .section{padding:64px 0 0;}
  .section-head h2{font-size:26px;}
  .split-block h2,.cta-band h2{font-size:26px;}
}
@media (max-width:640px){
  .site-header{padding:0;}
  .dock{max-width:none;height:56px;border-radius:0;border:none;border-bottom:1px solid var(--c-line);background:#fff;padding:0 16px;box-shadow:none;}
  .site-header.is-scrolled .dock{height:56px;box-shadow:0 6px 18px rgba(20,18,28,.08);}
  .dock-nav{display:none;}
  .dock-actions .btn-primary{display:none;}
  .hamburger{display:grid;}
  .cat-hero-wrap{padding:72px 16px 0;}
  .cat-hero{min-height:160px;border-radius:18px;}
  .cat-hero .container{padding:28px 20px;}
  .cat-hero h1{font-size:28px;}
  .cat-hero .hero-sub{font-size:15px;}
  .hero-stats{gap:10px;}
  .stat{min-width:0;flex:1 1 30%;padding:12px;}
  .stat b{font-size:17px;}
  .section{padding:48px 0 0;}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;}
  .section-head h2{font-size:24px;}
  .card-grid{grid-template-columns:1fr;gap:16px;}
  .intro-block{padding:22px;margin-top:24px;}
  .split-block{padding:22px;border-radius:20px;}
  .faq-q{padding:16px 18px 16px 24px;font-size:15px;}
  .faq-a p{padding:0 20px 18px 24px;font-size:14.5px;}
  .cta-band{padding:26px;border-radius:20px;margin-top:56px;}
  .cta-actions{flex-direction:column;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .to-top{right:16px;bottom:16px;}
  .container{padding:0 16px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition-duration:.01ms !important;animation-duration:.01ms !important;}
  html{scroll-behavior:auto;}
  [data-reveal]{opacity:1;transform:none;}
}

/* roulang page: category2 */
:root{
  --c-primary:#6A3DF5;
  --c-primary-dark:#4A22C4;
  --c-primary-light:#EDE7FF;
  --c-lime:#C9F24D;
  --c-coral:#FF6A3D;
  --c-ink:#14121C;
  --c-ink-2:#4A4760;
  --c-ink-3:#7C7A8E;
  --c-line:#E6E3F2;
  --c-bg:#FBFAFF;
  --c-card:#FFFFFF;
  --c-bg-alt:#F2F0FC;
  --c-success:#17A673;
  --c-warn:#E5A100;
  --c-error:#E5484D;
  --r-card:18px;
  --r-img:14px;
  --r-input:12px;
  --r-pill:999px;
  --sh-1:0 6px 20px rgba(20,18,28,.06);
  --sh-2:0 14px 34px rgba(106,61,245,.16);
  --sh-dock:0 10px 30px rgba(20,18,28,.10);
  --sp:24px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Arial,sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--c-ink-2);
  background:var(--c-bg);
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:var(--c-primary);text-decoration:none;transition:color .22s ease,transform .22s ease,opacity .22s ease;}
a:hover{color:var(--c-primary-dark);}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit;}
input{font:inherit;}
h1,h2,h3,h4{margin:0;color:var(--c-ink);font-weight:700;line-height:1.3;}
p{margin:0 0 1.15em;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--c-lime);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 24px;}
.section{padding:88px 0;}
.section--alt{background:var(--c-bg-alt);}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;flex-wrap:wrap;}
.eyebrow{display:block;font-size:11px;letter-spacing:1.6px;text-transform:uppercase;color:var(--c-ink-3);margin-bottom:10px;font-weight:600;}
.section-title{font-size:30px;font-weight:700;letter-spacing:-.3px;}
.section-desc{font-size:15px;color:var(--c-ink-3);max-width:640px;margin:12px 0 0;}
.hint-link{font-size:15px;font-weight:600;display:inline-flex;align-items:center;gap:6px;}
.hint-link span{transition:transform .22s ease;}
.hint-link:hover span{transform:translateX(4px);}

/* ---------- Dock 导航 ---------- */
.site-header{position:fixed;top:0;left:0;right:0;z-index:120;padding:20px 24px 0;pointer-events:none;}
.dock{
  pointer-events:auto;
  max-width:1180px;margin:0 auto;height:68px;
  display:flex;align-items:center;gap:18px;
  padding:0 16px 0 20px;
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.86);
  -webkit-backdrop-filter:blur(16px);
  backdrop-filter:blur(16px);
  border:1px solid var(--c-line);
  box-shadow:var(--sh-dock);
  transition:height .22s ease,background .22s ease,box-shadow .22s ease;
}
.site-header.is-scrolled .dock{height:60px;background:#fff;box-shadow:0 10px 30px rgba(20,18,28,.14);}
.dock-logo{display:flex;align-items:center;gap:10px;flex-shrink:0;color:inherit;}
.logo-mark{
  width:36px;height:36px;border-radius:12px;flex-shrink:0;
  background:linear-gradient(135deg,var(--c-primary),#8A63FF);
  color:#fff;display:grid;place-items:center;font-weight:800;font-size:17px;
}
.logo-text{display:flex;flex-direction:column;line-height:1.15;}
.logo-text strong{font-size:15px;font-weight:800;color:var(--c-ink);letter-spacing:-.2px;}
.logo-text em{font-style:normal;font-size:11px;color:var(--c-ink-3);letter-spacing:1px;}
.dock-nav{display:flex;align-items:center;gap:22px;margin:0 auto;}
.dock-nav a{position:relative;font-size:15px;font-weight:600;color:var(--c-ink-2);padding:6px 2px;display:inline-block;}
.dock-nav a:hover{color:var(--c-primary);}
.dock-nav a.active{color:var(--c-primary);}
.dock-nav a.active::after{content:"";position:absolute;left:0;right:0;bottom:-6px;height:3px;border-radius:3px;background:var(--c-primary);}
.dock-actions{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.icon-btn{
  width:44px;height:44px;border-radius:50%;display:grid;place-items:center;
  border:1px solid var(--c-line);background:#fff;color:var(--c-ink-2);
  transition:background .22s ease,color .22s ease,border-color .22s ease,transform .22s ease;
}
.icon-btn:hover{color:var(--c-primary);border-color:var(--c-primary-light);background:var(--c-primary-light);transform:translateY(-2px);}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:12px 26px;border-radius:var(--r-pill);
  font-size:15px;font-weight:700;letter-spacing:.2px;
  transition:background .22s ease,color .22s ease,box-shadow .22s ease,transform .22s ease,border-color .22s ease;
}
.btn-primary{background:var(--c-primary);color:#fff;box-shadow:0 6px 18px rgba(106,61,245,.24);}
.btn-primary:hover{background:var(--c-primary-dark);color:#fff;transform:translateY(-2px);box-shadow:0 12px 26px rgba(106,61,245,.30);}
.btn-primary:active{transform:translateY(0);background:#43209F;}
.btn-ghost{background:#fff;color:var(--c-primary);border:1px solid var(--c-primary);}
.btn-ghost:hover{background:rgba(106,61,245,.08);color:var(--c-primary-dark);transform:translateY(-2px);}
.btn-lime{background:var(--c-lime);color:#241442;font-weight:800;}
.btn-lime:hover{background:#D6F76B;color:#1D1038;transform:translateY(-2px);}
.btn-outline-light{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.5);}
.btn-outline-light:hover{background:rgba(255,255,255,.12);color:#fff;transform:translateY(-2px);}
.dock-cta{display:inline-flex;}
.dock-toggle{display:none;width:44px;height:44px;border-radius:12px;align-items:center;justify-content:center;border:1px solid var(--c-line);background:#fff;}
.dock-toggle span{display:block;width:18px;height:2px;background:var(--c-ink);border-radius:2px;position:relative;}
.dock-toggle span::before,.dock-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--c-ink);border-radius:2px;}
.dock-toggle span::before{top:-6px;}
.dock-toggle span::after{top:6px;}

/* 抽屉 & 搜索浮层 */
.drawer{
  position:fixed;inset:0;z-index:200;display:none;flex-direction:column;
  background:linear-gradient(160deg,#171326,#2A1B57);padding:28px 24px 40px;
}
.drawer.is-open{display:flex;}
.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:28px;}
.drawer-top .logo-text strong{color:#fff;}
.drawer-top .logo-text em{color:rgba(255,255,255,.6);}
.drawer-close{width:44px;height:44px;border-radius:50%;border:1px solid rgba(255,255,255,.24);color:#fff;display:grid;place-items:center;font-size:20px;}
.drawer-nav{display:flex;flex-direction:column;gap:4px;margin-bottom:28px;}
.drawer-nav a{height:56px;display:flex;align-items:center;color:#fff;font-size:19px;font-weight:700;border-bottom:1px solid rgba(255,255,255,.10);}
.drawer-nav a.active{color:var(--c-lime);}
.drawer .btn{width:100%;}
.modal-mask{position:fixed;inset:0;z-index:210;background:rgba(20,18,28,.55);display:none;align-items:center;justify-content:center;padding:24px;}
.modal-mask.is-open{display:flex;}
.modal-box{background:#fff;border-radius:20px;padding:28px;width:100%;max-width:560px;box-shadow:0 24px 60px rgba(20,18,28,.28);}
.modal-box h3{font-size:20px;margin-bottom:16px;}
.search-field{height:56px;border-radius:var(--r-pill);border:1px solid var(--c-line);display:flex;align-items:center;padding:0 20px;gap:10px;background:#fff;}
.search-field:focus-within{border-color:var(--c-primary);box-shadow:0 0 0 4px rgba(106,61,245,.12);}
.search-field input{border:0;outline:none;flex:1;height:100%;background:transparent;font-size:15px;color:var(--c-ink);}
.hot-words{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px;}
.hot-words a{display:inline-flex;align-items:center;height:32px;padding:0 14px;border-radius:var(--r-pill);background:var(--c-bg-alt);font-size:13px;font-weight:600;color:var(--c-ink-2);}
.hot-words a:hover{background:var(--c-primary-light);color:var(--c-primary);}

/* ---------- 主体 ---------- */
main{padding-top:112px;}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--c-ink-3);margin-bottom:16px;flex-wrap:wrap;}
.crumb a{color:var(--c-ink-3);}
.crumb a:hover{color:var(--c-primary);}
.crumb .sep{color:#C9C6D8;}
.crumb .current{color:var(--c-ink-3);}

.cat-hero{
  position:relative;border-radius:24px;overflow:hidden;
  min-height:220px;display:flex;align-items:center;
  background:linear-gradient(115deg,#F2F0FC 0%,#EDE7FF 55%,#E6F5C8 100%);
  border:1px solid var(--c-line);
  padding:36px 40px;
}
.cat-hero::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(106,61,245,.22) 1px,transparent 1px);
  background-size:18px 18px;opacity:.5;
}
.cat-hero::after{
  content:"";position:absolute;right:-60px;top:-70px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(201,242,77,.45),rgba(201,242,77,0) 68%);
}
.cat-hero-inner{position:relative;z-index:2;display:flex;width:100%;gap:36px;align-items:center;justify-content:space-between;flex-wrap:wrap;}
.cat-hero-text{max-width:660px;}
.badge-soft{
  display:inline-flex;align-items:center;gap:8px;height:28px;padding:0 12px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.8);border:1px solid rgba(106,61,245,.18);
  font-size:12px;font-weight:600;color:var(--c-primary);letter-spacing:.3px;
}
.badge-soft i{width:7px;height:7px;border-radius:50%;background:var(--c-lime);display:block;}
.cat-hero h1{font-size:40px;font-weight:800;letter-spacing:-.5px;line-height:1.25;margin:16px 0 12px;}
.cat-hero p{font-size:16px;color:var(--c-ink-2);margin:0;max-width:600px;}
.cat-stats{display:flex;gap:14px;flex-wrap:wrap;}
.stat-card{
  background:rgba(255,255,255,.9);border:1px solid var(--c-line);border-radius:16px;
  padding:14px 20px;min-width:132px;box-shadow:var(--sh-1);
}
.stat-card b{display:block;font-size:22px;font-weight:800;color:var(--c-primary);letter-spacing:-.5px;font-variant-numeric:tabular-nums;}
.stat-card span{font-size:12px;color:var(--c-ink-3);}

/* 导语 */
.intro-band{
  display:flex;gap:28px;align-items:flex-start;
  background:var(--c-card);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:32px;box-shadow:var(--sh-1);margin-top:32px;
}
.intro-band .lead{font-size:17px;color:var(--c-ink);font-weight:600;line-height:1.75;margin:0 0 12px;}
.intro-band p:last-child{margin-bottom:0;}
.intro-aside{flex:0 0 220px;border-left:1px solid var(--c-line);padding-left:24px;}
.intro-aside li{font-size:14px;color:var(--c-ink-3);line-height:2.1;display:flex;gap:8px;}
.intro-aside li b{color:var(--c-ink);font-weight:700;}

/* 图文交错 */
.alt-row{gap:0 24px;align-items:center;padding:32px 0;border-bottom:1px solid var(--c-line);}
.alt-row:last-child{border-bottom:0;}
.alt-media{position:relative;}
.alt-media .img-wrap{border-radius:var(--r-img);overflow:hidden;border:1px solid rgba(20,18,28,.06);box-shadow:var(--sh-1);}
.alt-media img{width:100%;height:auto;aspect-ratio:420/280;object-fit:cover;transition:transform .4s ease;}
.alt-media:hover img{transform:scale(1.03);}
.alt-no{
  position:absolute;left:-10px;top:-10px;z-index:2;
  width:36px;height:36px;border-radius:8px;background:var(--c-primary-light);color:var(--c-primary);
  display:grid;place-items:center;font-weight:800;font-size:14px;font-variant-numeric:tabular-nums;
  transition:background .22s ease,color .22s ease;
}
.alt-row:hover .alt-no{background:var(--c-lime);color:#241442;}
.alt-body{padding-left:12px;}
.tag-row{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px;}
.tag{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:8px;background:var(--c-primary-light);color:var(--c-primary);font-size:12px;font-weight:600;letter-spacing:.3px;}
.tag--coral{background:rgba(255,106,61,.12);color:#D6461B;}
.tag--mute{background:var(--c-bg-alt);color:var(--c-ink-3);}
.alt-body h3{font-size:19px;font-weight:700;line-height:1.45;margin-bottom:10px;}
.alt-body p{font-size:15.5px;color:var(--c-ink-2);margin-bottom:12px;}
.alt-meta{display:flex;align-items:center;gap:16px;font-size:13px;color:var(--c-ink-3);flex-wrap:wrap;}
.alt-meta .dot{width:4px;height:4px;border-radius:50%;background:#C9C6D8;display:inline-block;}
@media screen and (min-width:1024px){
  .alt-row--rev .alt-media{order:2;}
  .alt-row--rev .alt-body{order:1;padding-left:0;padding-right:12px;}
}

/* 编号要点 */
.point-list{max-width:860px;margin:0 auto;}
.point-item{
  display:flex;gap:20px;background:var(--c-card);border:1px solid var(--c-line);
  border-radius:16px;padding:22px 24px;margin-bottom:16px;box-shadow:var(--sh-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.point-item:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(106,61,245,.3);}
.point-no{
  flex:0 0 36px;width:36px;height:36px;border-radius:8px;background:var(--c-primary-light);
  color:var(--c-primary);display:grid;place-items:center;font-weight:800;font-size:14px;font-variant-numeric:tabular-nums;
}
.point-item:hover .point-no{background:var(--c-lime);color:#241442;}
.point-body h3{font-size:17px;margin-bottom:6px;}
.point-body p{margin:0;font-size:15px;color:var(--c-ink-2);}

/* FAQ */
.faq-wrap{max-width:860px;margin:0 auto;background:var(--c-card);border:1px solid var(--c-line);border-radius:16px;box-shadow:var(--sh-1);overflow:hidden;}
.faq-item+.faq-item{border-top:1px solid var(--c-line);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:56px;padding:14px 24px;text-align:left;font-size:16px;font-weight:700;color:var(--c-ink);
  border-left:4px solid var(--c-primary);transition:background .22s ease,border-color .22s ease;
}
.faq-q:hover{background:#FAF9FF;}
.faq-item.is-open .faq-q{border-left-color:var(--c-lime);}
.faq-icon{
  flex:0 0 26px;width:26px;height:26px;border-radius:50%;display:grid;place-items:center;
  background:var(--c-primary-light);color:var(--c-primary);font-size:16px;font-weight:700;line-height:1;
  transition:transform .22s ease,background .22s ease,color .22s ease;
}
.faq-item.is-open .faq-icon{transform:rotate(180deg);background:var(--c-lime);color:#241442;}
.faq-a{padding:0 24px 20px;font-size:15px;color:var(--c-ink-3);display:none;}
.faq-item.is-open .faq-a{display:block;}
.faq-a p{margin:0;}

/* 相关入口卡片 */
.grid-x.gap{margin-left:-12px;margin-right:-12px;}
.grid-x.gap>.cell{padding-left:12px;padding-right:12px;margin-bottom:24px;}
.entry-card{
  display:block;background:var(--c-card);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:26px 24px;height:100%;box-shadow:var(--sh-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.entry-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(106,61,245,.28);}
.entry-card h3{font-size:19px;margin-bottom:10px;color:var(--c-ink);transition:color .22s ease;}
.entry-card:hover h3{color:var(--c-primary);}
.entry-card p{font-size:15px;color:var(--c-ink-3);margin-bottom:14px;}
.entry-card .arrow{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:700;color:var(--c-primary);}
.entry-card .arrow span{transition:transform .22s ease;}
.entry-card:hover .arrow span{transform:translateX(4px);}

/* CTA 带 */
.cta-band{
  border-radius:24px;padding:48px;color:#fff;
  background:linear-gradient(135deg,#171326 0%,#2A1B57 100%);
  display:flex;gap:36px;align-items:center;justify-content:space-between;flex-wrap:wrap;
}
.cta-band h2{color:#fff;font-size:28px;margin-bottom:10px;}
.cta-band p{color:rgba(255,255,255,.72);margin:0;font-size:15.5px;}
.cta-actions{flex:1 1 380px;max-width:520px;}
.cta-btns{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:16px;}
.copy-field{display:flex;align-items:center;gap:8px;height:48px;padding:0 6px 0 16px;border-radius:var(--r-pill);background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);}
.copy-field input{flex:1;min-width:0;background:transparent;border:0;outline:none;color:rgba(255,255,255,.86);font-size:13px;}
.copy-field button{
  height:36px;padding:0 16px;border-radius:var(--r-pill);background:#fff;color:#241442;font-size:13px;font-weight:700;
  transition:background .22s ease,color .22s ease;
}
.copy-field button:hover{background:var(--c-lime);}
.share-icons{display:flex;gap:10px;margin-top:14px;}
.share-icons button{
  width:44px;height:44px;border-radius:50%;display:grid;place-items:center;
  background:rgba(255,255,255,.14);color:#fff;border:1px solid rgba(255,255,255,.2);
  transition:background .22s ease,transform .22s ease;
}
.share-icons button:hover{background:#fff;color:var(--c-primary);transform:translateY(-2px);}

/* 页脚 */
.site-footer{background:linear-gradient(160deg,#171326,#221748);color:rgba(255,255,255,.72);padding-top:72px;margin-top:88px;}
.footer-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:32px;}
.site-footer .logo-text strong{color:#fff;}
.site-footer .logo-text em{color:rgba(255,255,255,.6);}
.footer-brand p{font-size:14px;line-height:1.9;margin:18px 0 0;max-width:280px;}
.footer-col h4{color:var(--c-lime);font-size:14px;font-weight:700;margin-bottom:14px;letter-spacing:.4px;}
.footer-col ul li{line-height:2.2;font-size:14px;}
.footer-col ul li a{color:rgba(255,255,255,.72);display:inline-block;}
.footer-col ul li a:hover{color:var(--c-lime);transform:translateX(2px);}
.qr-box{
  width:96px;height:96px;border-radius:12px;background:#fff;color:#4A4760;
  display:grid;place-items:center;text-align:center;font-size:12px;line-height:1.5;margin-top:16px;
}
.footer-bottom{
  margin-top:56px;padding:24px 0 32px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;
}
.fb-links{display:flex;gap:20px;}
.fb-links a{color:rgba(255,255,255,.72);}
.fb-links a:hover{color:var(--c-lime);}

.to-top{
  position:fixed;right:24px;bottom:24px;width:48px;height:48px;border-radius:50%;
  background:var(--c-primary);color:#fff;display:grid;place-items:center;z-index:130;
  box-shadow:0 10px 26px rgba(106,61,245,.35);opacity:0;visibility:hidden;
  transition:opacity .22s ease,transform .22s ease,visibility .22s ease,background .22s ease;
}
.to-top.is-show{opacity:1;visibility:visible;}
.to-top:hover{background:var(--c-primary-dark);transform:translateY(-2px);}

.reveal{opacity:0;transform:translateY(12px);transition:opacity .4s ease,transform .4s ease;}
.reveal.is-in{opacity:1;transform:none;}

@media screen and (max-width:1023px){
  .dock-nav{gap:16px;}
  .dock-nav a{font-size:14px;}
  .dock-cta{display:none;}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .cat-hero{padding:32px 28px;}
  .cat-hero h1{font-size:30px;}
  .intro-band{flex-direction:column;}
  .intro-aside{flex:1 1 auto;border-left:0;border-top:1px solid var(--c-line);padding-left:0;padding-top:16px;width:100%;}
}
@media screen and (max-width:1023px) and (min-width:641px){
  .dock-nav{display:none;}
  .dock-toggle{display:flex;}
}
@media screen and (max-width:640px){
  body{font-size:15.5px;}
  .site-header{padding:0;background:#fff;border-bottom:1px solid var(--c-line);pointer-events:auto;}
  .dock{max-width:none;height:56px;border-radius:0;border:0;border-bottom:1px solid var(--c-line);background:#fff;box-shadow:none;-webkit-backdrop-filter:none;backdrop-filter:none;padding:0 16px;gap:10px;}
  .site-header.is-scrolled .dock{height:56px;box-shadow:none;}
  .dock-nav{display:none;}
  .dock-toggle{display:flex;}
  .logo-text em{display:none;}
  main{padding-top:74px;}
  .container{padding:0 16px;}
  .section{padding:48px 0;}
  .section-title{font-size:24px;}
  .cat-hero{min-height:160px;border-radius:18px;padding:24px 20px;}
  .cat-hero h1{font-size:26px;margin:12px 0 10px;}
  .cat-hero p{font-size:15px;}
  .cat-stats{width:100%;}
  .stat-card{flex:1 1 40%;min-width:0;padding:12px 16px;}
  .intro-band{padding:22px;}
  .alt-row{padding:24px 0;}
  .alt-body{padding-left:0;padding-top:18px;}
  .alt-body h3{font-size:17px;}
  .point-item{padding:18px;gap:14px;}
  .faq-q{padding:14px 18px;font-size:15px;}
  .faq-a{padding:0 18px 18px;}
  .cta-band{padding:28px 22px;border-radius:20px;}
  .cta-band h2{font-size:22px;}
  .cta-btns .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:24px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .to-top{right:16px;bottom:16px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;}
  .reveal{opacity:1;transform:none;}
  html{scroll-behavior:auto;}
}

/* roulang page: category3 */
:root{
  --c-primary:#6A3DF5;
  --c-primary-dark:#4A22C4;
  --c-primary-light:#EDE7FF;
  --c-lime:#C9F24D;
  --c-coral:#FF6A3D;
  --c-ink:#14121C;
  --c-ink-2:#4A4760;
  --c-ink-3:#7C7A8E;
  --c-line:#E6E3F2;
  --c-bg:#FBFAFF;
  --c-card:#FFFFFF;
  --c-section:#F2F0FC;
  --c-dark-1:#171326;
  --c-dark-2:#2A1B57;
  --c-ok:#17A673;
  --c-warn:#E5A100;
  --c-err:#E5484D;
  --r-card:18px;
  --r-img:14px;
  --r-input:12px;
  --r-badge:8px;
  --sh-card:0 6px 20px rgba(20,18,28,.06);
  --sh-hover:0 14px 34px rgba(106,61,245,.16);
  --sh-dock:0 10px 30px rgba(20,18,28,.10);
  --font-base:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  padding-top:112px;
  font-family:var(--font-base);
  font-size:16px;
  line-height:1.85;
  color:var(--c-ink-2);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
  text-align:left;
}
h1,h2,h3,h4{color:var(--c-ink);margin:0;font-style:normal}
p{margin:0 0 1.15em}
p:last-child{margin-bottom:0}
a{color:var(--c-primary);text-decoration:none;transition:color .22s ease}
a:hover{color:var(--c-primary-dark)}
img{max-width:100%;display:block;border:1px solid rgba(20,18,28,.06);border-radius:var(--r-img)}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit;cursor:pointer}
input,textarea,select{font-family:inherit}

.container{width:100%;max-width:1240px;margin:0 auto;padding:0 24px}

/* ============ 顶部浮动 Dock 导航 ============ */
.site-header{position:fixed;top:20px;left:0;right:0;z-index:60;transition:top .25s ease}
.dock{
  max-width:1180px;
  margin:0 auto;
  height:68px;
  padding:0 14px 0 20px;
  display:flex;
  align-items:center;
  gap:16px;
  border-radius:999px;
  background:rgba(255,255,255,.86);
  -webkit-backdrop-filter:blur(16px);
  backdrop-filter:blur(16px);
  border:1px solid var(--c-line);
  box-shadow:var(--sh-dock);
  transition:height .25s ease,background .25s ease,box-shadow .25s ease;
}
.site-header.is-scrolled{top:12px}
.site-header.is-scrolled .dock{height:60px;background:#fff;box-shadow:0 12px 32px rgba(20,18,28,.14)}
.dock-logo{display:flex;align-items:center;gap:10px;flex:0 0 auto;text-decoration:none}
.logo-mark{
  width:36px;height:36px;flex:0 0 36px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--c-primary),var(--c-primary-dark));
  color:#fff;font-size:18px;font-weight:800;line-height:1;
}
.logo-text{display:flex;flex-direction:column;line-height:1.15}
.logo-text strong{font-size:15px;font-weight:800;color:var(--c-ink);letter-spacing:-.2px}
.logo-text em{font-style:normal;font-size:11px;font-weight:600;letter-spacing:1.4px;color:var(--c-ink-3)}
.dock-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.dock-nav a{
  position:relative;
  display:inline-flex;align-items:center;
  height:44px;padding:0 14px;border-radius:999px;
  font-size:15px;font-weight:600;color:var(--c-ink-2);
  white-space:nowrap;
}
.dock-nav a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:6px;height:3px;border-radius:3px;
  background:var(--c-primary);transform:scaleX(0);transform-origin:center;transition:transform .22s ease;
}
.dock-nav a:hover{color:var(--c-primary);background:var(--c-primary-light)}
.dock-nav a:hover::after,.dock-nav a.active::after{transform:scaleX(1)}
.dock-nav a.active{color:var(--c-primary)}
.dock-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.icon-btn{
  width:44px;height:44px;border-radius:999px;border:1px solid var(--c-line);background:#fff;
  display:inline-flex;align-items:center;justify-content:center;color:var(--c-ink-2);
  transition:all .22s ease;
}
.icon-btn:hover{color:var(--c-primary);border-color:var(--c-primary);background:var(--c-primary-light);transform:translateY(-2px)}
.icon-btn svg{width:18px;height:18px}
.dock-toggle{display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--c-line);background:#fff;color:var(--c-ink)}
.dock-toggle span{display:block;width:18px;height:2px;background:currentColor;border-radius:2px;margin:3px auto}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:14px 28px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:700;line-height:1.2;transition:all .22s ease;text-decoration:none;
}
.btn-sm{min-height:40px;padding:10px 20px;font-size:14px}
.btn-primary{background:var(--c-primary);color:#fff}
.btn-primary:hover{background:var(--c-primary-dark);color:#fff;transform:translateY(-2px);box-shadow:0 10px 26px rgba(106,61,245,.32)}
.btn-primary:active{transform:translateY(0)}
.btn-outline{background:#fff;border-color:var(--c-primary);color:var(--c-primary)}
.btn-outline:hover{background:var(--c-primary-light);color:var(--c-primary-dark);transform:translateY(-2px)}
.btn-lime{background:var(--c-lime);color:var(--c-dark-1)}
.btn-lime:hover{background:#d8fa6c;color:var(--c-dark-1);transform:translateY(-2px);box-shadow:0 10px 26px rgba(201,242,77,.34)}
.btn-ghost{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.42);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.18);color:#fff;transform:translateY(-2px)}
.btn-text{background:none;border:none;padding:0;min-height:0;color:var(--c-primary);font-weight:700;font-size:14px}
.btn-text svg{width:16px;height:16px;transition:transform .22s ease}
.btn-text:hover svg{transform:translateX(4px)}
a:focus-visible,button:focus-visible,input:focus-visible,.tabs-title>a:focus-visible,.accordion-title:focus-visible{
  outline:2px solid var(--c-lime);outline-offset:2px;border-radius:6px;
}

/* ============ 移动抽屉 ============ */
.mobile-drawer{
  position:fixed;inset:0;z-index:90;
  background:linear-gradient(160deg,var(--c-dark-1),var(--c-dark-2));
  padding:88px 24px 40px;
  transform:translateY(-100%);opacity:0;visibility:hidden;
  transition:transform .3s ease,opacity .3s ease,visibility .3s;
  overflow-y:auto;
}
.mobile-drawer.is-open{transform:translateY(0);opacity:1;visibility:visible}
.mobile-drawer ul{display:flex;flex-direction:column}
.mobile-drawer ul a{
  display:flex;align-items:center;min-height:56px;color:#fff;font-size:18px;font-weight:600;
  border-bottom:1px solid rgba(255,255,255,.14);
}
.mobile-drawer ul a:hover{color:var(--c-lime)}
.mobile-drawer .drawer-cta{margin-top:28px;width:100%}
.drawer-close{
  position:absolute;top:20px;right:20px;width:44px;height:44px;border-radius:999px;
  border:1px solid rgba(255,255,255,.3);background:rgba(255,255,255,.08);color:#fff;font-size:22px;line-height:1;
  display:flex;align-items:center;justify-content:center;
}

/* ============ 面包屑 ============ */
.crumb{padding:8px 0 14px;font-size:13px;color:var(--c-ink-3)}
.crumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.crumb li{display:inline-flex;align-items:center;gap:8px}
.crumb li+li::before{content:"›";color:var(--c-ink-3);margin-right:8px}
.crumb a{color:var(--c-ink-3)}
.crumb a:hover{color:var(--c-primary)}
.crumb .current{color:var(--c-ink-3)}

/* ============ 分类 Hero 横幅 ============ */
.cat-hero{
  position:relative;overflow:hidden;border-radius:24px;
  min-height:220px;
  padding:40px 44px;
  display:flex;align-items:center;gap:36px;flex-wrap:wrap;
  border:1px solid var(--c-line);
  background:
    linear-gradient(115deg,rgba(237,231,255,.97) 0%,rgba(251,250,255,.94) 58%,rgba(242,240,252,.9) 100%),
    url('/assets/images/backpic/back-2.webp') center right/cover no-repeat;
}
.cat-hero::before{
  content:"";position:absolute;right:-40px;top:-40px;width:280px;height:280px;
  background-image:radial-gradient(rgba(106,61,245,.28) 1.4px,transparent 1.4px);
  background-size:14px 14px;opacity:.5;pointer-events:none;
}
.cat-hero-text{position:relative;z-index:1;flex:1 1 520px;min-width:280px}
.cat-hero-text .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:11px;letter-spacing:1.6px;font-weight:700;color:var(--c-ink-3);
  text-transform:uppercase;margin-bottom:12px;
}
.cat-hero-text .eyebrow i{width:8px;height:8px;border-radius:50%;background:var(--c-lime);display:inline-block;font-style:normal}
.cat-hero h1{font-size:40px;font-weight:800;letter-spacing:-.5px;line-height:1.25;margin-bottom:12px}
.cat-hero h1 em{font-style:normal;color:var(--c-primary)}
.cat-hero-text p{font-size:16px;color:var(--c-ink-2);max-width:640px;margin-bottom:0}
.cat-hero-stats{position:relative;z-index:1;display:flex;gap:14px;flex-wrap:wrap}
.stat{
  min-width:132px;background:#fff;border:1px solid var(--c-line);border-radius:16px;
  padding:16px 18px;box-shadow:var(--sh-card);
}
.stat b{display:block;font-size:24px;font-weight:800;color:var(--c-primary);line-height:1.2;font-variant-numeric:tabular-nums}
.stat span{display:block;font-size:12px;color:var(--c-ink-3);margin-top:4px}

/* ============ 通用区块 ============ */
.section{padding:88px 0}
.section-alt{background:var(--c-section)}
.section-head{margin-bottom:36px;display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap}
.section-head .eyebrow{
  display:block;font-size:11px;letter-spacing:1.6px;font-weight:700;color:var(--c-ink-3);
  text-transform:uppercase;margin-bottom:10px;
}
.section-head h2{font-size:30px;font-weight:700;line-height:1.3;letter-spacing:-.3px}
.section-head p{margin:10px 0 0;font-size:15px;color:var(--c-ink-3);max-width:720px}

/* 导语卡 */
.intro-card{
  background:#fff;border:1px solid var(--c-line);border-radius:20px;padding:32px 36px;
  box-shadow:var(--sh-card);
}
.intro-card p{font-size:16px;line-height:1.9;color:var(--c-ink-2);margin-bottom:14px}
.intro-card p:last-child{margin-bottom:0}
.intro-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin-top:26px}
.intro-cell{background:var(--c-section);border-radius:16px;padding:20px 22px}
.intro-cell h3{font-size:17px;font-weight:700;margin-bottom:8px}
.intro-cell p{font-size:14px;color:var(--c-ink-3);margin:0;line-height:1.8}

/* ============ Tab ============ */
.tabs.tl-tabs{
  display:flex;flex-wrap:wrap;gap:10px;
  background:transparent;border:0;margin:0 0 30px;padding:0;
}
.tl-tabs .tabs-title{float:none !important;width:auto !important;margin:0}
.tl-tabs .tabs-title > a{
  display:inline-flex;align-items:center;height:44px;padding:0 22px;border-radius:999px;
  background:#fff;border:1px solid var(--c-line);color:var(--c-ink-2);
  font-size:14px;font-weight:600;transition:all .22s ease;
}
.tl-tabs .tabs-title > a:hover{background:var(--c-primary-light);color:var(--c-primary);transform:translateY(-2px)}
.tl-tabs .tabs-title.is-active > a{background:var(--c-primary);border-color:var(--c-primary);color:#fff}
.tabs-content{border:0;padding:0;background:transparent;margin:0}
.tabs-panel{padding:0}
.tabs-panel[aria-hidden="true"]{display:none}

/* ============ 时间线 ============ */
.timeline{position:relative;padding-left:0}
.timeline::before{
  content:"";position:absolute;left:18px;top:10px;bottom:26px;width:1px;background:var(--c-line);
}
.tl-item{position:relative;display:flex;gap:22px;padding-bottom:26px}
.tl-item:last-child{padding-bottom:0}
.tl-dot{
  position:relative;z-index:1;flex:0 0 36px;width:36px;height:36px;border-radius:10px;
  background:var(--c-primary-light);color:var(--c-primary);
  display:flex;align-items:center;justify-content:center;
  font-size:13px;font-weight:800;letter-spacing:.3px;
  transition:background .22s ease,color .22s ease,transform .22s ease;
}
.tl-item:hover .tl-dot{background:var(--c-lime);color:var(--c-dark-1);transform:translateY(-2px)}
.tl-card{
  flex:1;min-width:0;background:#fff;border:1px solid var(--c-line);border-radius:16px;
  padding:20px 24px;box-shadow:var(--sh-card);transition:all .22s ease;
}
.tl-item:hover .tl-card{transform:translateY(-2px);box-shadow:var(--sh-hover)}
.tl-card h3{font-size:19px;font-weight:700;line-height:1.45;margin-bottom:8px}
.tl-card p{font-size:15px;line-height:1.85;color:var(--c-ink-2);margin-bottom:12px}
.tl-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:13px;color:var(--c-ink-3)}
.badge{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:var(--r-badge);
  background:var(--c-primary-light);color:var(--c-primary);font-size:12px;font-weight:600;letter-spacing:.3px;
}
.badge-lime{background:rgba(201,242,77,.32);color:#5A7000}
.badge-coral{background:rgba(255,106,61,.14);color:#C33F17}

/* 提示条 */
.tip-bar{
  display:flex;gap:14px;align-items:flex-start;
  background:var(--c-primary-light);border:1px solid #DBD2FB;border-radius:16px;
  padding:18px 22px;margin-bottom:30px;
}
.tip-bar svg{width:20px;height:20px;flex:0 0 20px;color:var(--c-primary);margin-top:4px}
.tip-bar p{margin:0;font-size:14px;color:var(--c-ink-2);line-height:1.8}

/* ============ 行式信息卡 ============ */
.row-list{background:#fff;border:1px solid var(--c-line);border-radius:20px;overflow:hidden;box-shadow:var(--sh-card)}
.row-item{
  display:flex;gap:20px;padding:20px 24px;border-bottom:1px solid var(--c-line);
  transition:background .22s ease;
}
.row-item:last-child{border-bottom:0}
.row-item:hover{background:var(--c-section)}
.row-thumb{
  flex:0 0 120px;width:120px;height:88px;border-radius:12px;overflow:hidden;
  background:var(--c-primary-light);
}
.row-thumb img{width:100%;height:100%;object-fit:cover;border:0;border-radius:12px;transition:transform .4s ease}
.row-item:hover .row-thumb img{transform:scale(1.03)}
.row-body{flex:1;min-width:0}
.row-body h3{font-size:18px;font-weight:700;line-height:1.45;margin-bottom:6px}
.row-body h3 a{color:var(--c-ink)}
.row-body h3 a:hover{color:var(--c-primary)}
.row-body p{font-size:14px;color:var(--c-ink-3);line-height:1.75;margin-bottom:10px}
.row-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:13px;color:var(--c-ink-3)}
.row-arrow{
  display:inline-flex;align-items:center;gap:6px;color:var(--c-primary);font-weight:700;font-size:13px;
}
.row-arrow svg{width:15px;height:15px;transition:transform .22s ease}
.row-item:hover .row-arrow svg{transform:translateX(4px)}

/* ============ FAQ ============ */
.faq-wrap{max-width:860px;margin:0 auto}
.accordion.faq-acc{border:0;background:transparent;margin:0}
.faq-acc .accordion-item{
  background:#fff;border:1px solid var(--c-line);border-radius:16px;
  margin-bottom:12px;overflow:hidden;box-shadow:var(--sh-card);
}
.faq-acc .accordion-item:last-child{margin-bottom:0}
.faq-acc .accordion-title{
  position:relative;border:0;padding:18px 56px 18px 28px;
  font-size:16px;font-weight:700;color:var(--c-ink);line-height:1.6;
  transition:color .22s ease,background .22s ease;
}
.faq-acc .accordion-title::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:4px;height:24px;border-radius:0 4px 4px 0;background:var(--c-primary);
  transition:background .22s ease;
}
.faq-acc .accordion-title::after{
  content:"+";position:absolute;right:24px;top:50%;transform:translateY(-50%);
  font-size:20px;font-weight:600;color:var(--c-primary);line-height:1;
  transition:transform .22s ease,color .22s ease;
}
.faq-acc .accordion-title:hover{background:var(--c-section);color:var(--c-primary)}
.faq-acc .accordion-item.is-active .accordion-title::before{background:var(--c-lime)}
.faq-acc .accordion-item.is-active .accordion-title::after{content:"–";transform:translateY(-50%) rotate(180deg)}
.faq-acc .accordion-content{
  border:0;background:transparent;padding:0 24px 20px 28px;
  font-size:15px;line-height:1.85;color:var(--c-ink-2);
}
.faq-acc .accordion-content p{margin-bottom:10px}
.faq-acc .accordion-content p:last-child{margin-bottom:0}

/* ============ CTA 收藏/分享带 ============ */
.cta-band{padding:0 0 88px}
.cta-inner{
  border-radius:24px;padding:48px;
  background:linear-gradient(125deg,var(--c-dark-1),var(--c-dark-2));
  display:flex;gap:36px;align-items:center;flex-wrap:wrap;
  border:1px solid rgba(255,255,255,.14);
}
.cta-text{flex:1 1 420px;min-width:260px}
.cta-text h2{color:#fff;font-size:28px;font-weight:700;line-height:1.35;margin-bottom:10px}
.cta-text p{color:rgba(255,255,255,.72);font-size:15px;margin:0}
.cta-actions{flex:1 1 420px;min-width:260px;display:flex;flex-direction:column;gap:16px}
.cta-btns{display:flex;gap:12px;flex-wrap:wrap}
.copy-field{
  display:flex;align-items:center;gap:8px;height:48px;padding:0 6px 0 18px;
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);border-radius:999px;
}
.copy-field input{
  flex:1;min-width:0;height:36px;border:0;background:transparent;color:rgba(255,255,255,.86);
  font-size:13px;outline:none;
}
.copy-field button{
  height:36px;padding:0 18px;border-radius:999px;border:0;
  background:var(--c-lime);color:var(--c-dark-1);font-size:13px;font-weight:700;transition:all .22s ease;
}
.copy-field button:hover{background:#d8fa6c}
.share-icons{display:flex;gap:10px}
.share-icons button{
  width:44px;height:44px;border-radius:50%;border:1px solid rgba(255,255,255,.24);
  background:rgba(255,255,255,.12);color:#fff;display:inline-flex;align-items:center;justify-content:center;
  transition:all .22s ease;
}
.share-icons button:hover{background:#fff;color:var(--c-dark-1);transform:translateY(-2px)}
.share-icons svg{width:18px;height:18px}

/* ============ 搜索浮层 ============ */
.reveal.search-modal{
  border-radius:20px;padding:32px;border:1px solid var(--c-line);box-shadow:0 24px 60px rgba(20,18,28,.2);
  background:#fff;max-width:620px;
}
.search-modal h3{font-size:20px;font-weight:700;margin-bottom:16px}
.search-form{display:flex;gap:10px}
.search-form input{
  flex:1;height:56px;padding:0 22px;border-radius:999px;border:1px solid var(--c-line);
  font-size:15px;color:var(--c-ink);outline:none;transition:all .22s ease;
}
.search-form input:focus{border-color:var(--c-primary);box-shadow:0 0 0 4px var(--c-primary-light)}
.hot-words{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;align-items:center;font-size:13px;color:var(--c-ink-3)}
.hot-words a{
  display:inline-flex;align-items:center;height:32px;padding:0 14px;border-radius:999px;
  background:var(--c-section);color:var(--c-ink-2);font-size:13px;font-weight:600;
}
.hot-words a:hover{background:var(--c-primary-light);color:var(--c-primary)}
.search-modal .close-button{color:var(--c-ink-3);top:16px;right:16px}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--c-dark-1);
  padding:72px 0 0;
  color:rgba(255,255,255,.72);
}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:40px}
.footer-brand .dock-logo{margin-bottom:18px}
.footer-brand .logo-text strong{color:#fff}
.footer-brand .logo-text em{color:rgba(255,255,255,.55)}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.72);margin-bottom:10px}
.footer-col h4{font-size:14px;font-weight:700;color:var(--c-lime);margin-bottom:16px;letter-spacing:.4px}
.footer-col ul li{line-height:2.2;font-size:14px}
.footer-col ul li a{color:rgba(255,255,255,.72)}
.footer-col ul li a:hover{color:var(--c-lime);padding-left:2px}
.footer-col ul li span{color:rgba(255,255,255,.72)}
.qr-box{
  width:96px;height:96px;border-radius:12px;background:#fff;color:var(--c-ink-3);
  display:flex;align-items:center;justify-content:center;text-align:center;
  font-size:12px;line-height:1.5;margin-top:14px;border:1px solid rgba(255,255,255,.2);
}
.footer-bottom{
  margin-top:56px;padding:22px 0 32px;border-top:1px solid rgba(255,255,255,.14);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.55);
}
.fb-links{display:flex;gap:20px}
.fb-links a{color:rgba(255,255,255,.72)}
.fb-links a:hover{color:var(--c-lime)}
.site-footer a{text-decoration:none}

/* 返回顶部 */
.back-top{
  position:fixed;right:28px;bottom:28px;z-index:70;
  width:48px;height:48px;border-radius:50%;border:0;
  background:var(--c-primary);color:#fff;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 10px 28px rgba(106,61,245,.36);
  opacity:0;visibility:hidden;transform:translateY(12px);
  transition:all .28s ease;
}
.back-top.show{opacity:1;visibility:visible;transform:translateY(0)}
.back-top:hover{background:var(--c-primary-dark);transform:translateY(-2px)}
.back-top svg{width:20px;height:20px}

/* 入场动效 */
.reveal-up{opacity:0;transform:translateY(12px);transition:opacity .4s ease,transform .4s ease}
.reveal-up.is-visible{opacity:1;transform:translateY(0)}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .dock-nav{display:none}
  .dock-toggle{display:block}
  .dock-actions .btn{display:none}
  .section{padding:64px 0}
  .cat-hero h1{font-size:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .intro-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
  body{padding-top:72px;font-size:15.5px}
  .site-header{top:0}
  .dock{max-width:none;height:56px;border-radius:0;border-left:0;border-right:0;border-top:0;padding:0 16px;gap:10px}
  .site-header.is-scrolled{top:0}
  .site-header.is-scrolled .dock{height:56px}
  .logo-text em{display:none}
  .container{padding:0 16px}
  .cat-hero{padding:26px 20px;min-height:160px;border-radius:18px;gap:20px}
  .cat-hero h1{font-size:28px}
  .cat-hero-text p{font-size:15px}
  .stat{min-width:0;flex:1 1 auto;padding:12px 14px}
  .stat b{font-size:20px}
  .section{padding:48px 0}
  .section-head h2{font-size:24px}
  .intro-card{padding:22px 20px}
  .intro-grid{grid-template-columns:1fr}
  .tl-tabs{gap:8px;flex-wrap:nowrap;overflow-x:auto;padding-bottom:6px;-webkit-overflow-scrolling:touch}
  .tl-tabs::-webkit-scrollbar{display:none}
  .tl-tabs .tabs-title{flex:0 0 auto}
  .tl-tabs .tabs-title > a{padding:0 16px;font-size:13px}
  .tl-card{padding:16px 18px}
  .row-item{flex-direction:row;gap:14px;padding:16px}
  .row-thumb{flex:0 0 92px;width:92px;height:70px}
  .row-body h3{font-size:16px}
  .cta-band{padding:0 0 48px}
  .cta-inner{padding:28px 22px;border-radius:20px;gap:24px}
  .cta-text h2{font-size:22px}
  .cta-btns .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .site-footer{padding-top:48px}
  .footer-bottom{flex-direction:column;align-items:flex-start;margin-top:32px}
  .back-top{right:16px;bottom:16px}
  .reveal.search-modal{padding:24px 20px}
  .search-form{flex-direction:column}
  .search-form .btn{width:100%}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important}
  .reveal-up{opacity:1;transform:none}
  html{scroll-behavior:auto}
}

/* roulang page: category4 */
:root{
  --c-primary:#6A3DF5;
  --c-primary-dark:#4A22C4;
  --c-primary-light:#EDE7FF;
  --c-lime:#C9F24D;
  --c-coral:#FF6A3D;
  --c-ink:#14121C;
  --c-ink-2:#4A4760;
  --c-ink-3:#7C7A8E;
  --c-line:#E6E3F2;
  --c-bg:#FBFAFF;
  --c-card:#FFFFFF;
  --c-section:#F2F0FC;
  --c-deep-1:#171326;
  --c-deep-2:#2A1B57;
  --r-card:18px;
  --r-img:14px;
  --r-input:12px;
  --r-pill:999px;
  --sh-1:0 6px 20px rgba(20,18,28,.06);
  --sh-2:0 14px 34px rgba(106,61,245,.16);
  --sh-dock:0 10px 30px rgba(20,18,28,.10);
  --container:1240px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-ink-2);
  font-family:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Arial,sans-serif;
  font-size:16px;
  line-height:1.85;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:var(--c-primary);text-decoration:none;transition:color .22s ease,background .22s ease,transform .22s ease,box-shadow .22s ease;}
a:hover{color:var(--c-primary-dark);}
ul{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;color:var(--c-ink);line-height:1.3;}
h1{font-size:36px;font-weight:800;letter-spacing:-.5px;}
h2{font-size:30px;font-weight:700;}
h3{font-size:19px;font-weight:700;line-height:1.45;}
p{margin:0 0 1.15em;}
button{font:inherit;}
input{font:inherit;}
:focus-visible{outline:2px solid var(--c-lime);outline-offset:2px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}

/* ============ 浮动 Dock 导航 ============ */
.site-header{position:fixed;top:0;left:0;right:0;z-index:60;padding:20px 0 0;transition:padding .22s ease;}
.dock-wrap{max-width:1180px;margin:0 auto;padding:0 24px;}
.dock{
  display:flex;align-items:center;gap:18px;
  height:68px;padding:0 10px 0 18px;
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.86);
  -webkit-backdrop-filter:blur(16px);
  backdrop-filter:blur(16px);
  border:1px solid var(--c-line);
  box-shadow:var(--sh-dock);
  transition:height .22s ease,background .22s ease,box-shadow .22s ease;
}
.site-header.is-scrolled{padding-top:10px;}
.site-header.is-scrolled .dock{height:60px;background:#fff;box-shadow:0 12px 30px rgba(20,18,28,.14);}
.dock-logo{display:flex;align-items:center;gap:10px;min-height:44px;flex:none;}
.logo-mark{
  width:36px;height:36px;border-radius:11px;flex:none;
  background:linear-gradient(140deg,var(--c-primary),var(--c-primary-dark));
  color:#fff;font-weight:800;font-size:17px;
  display:flex;align-items:center;justify-content:center;
}
.logo-text{display:flex;flex-direction:column;line-height:1.12;}
.logo-text strong{font-size:15px;font-weight:800;color:var(--c-ink);letter-spacing:-.2px;}
.logo-text em{font-style:normal;font-size:11px;color:var(--c-ink-3);letter-spacing:1.2px;}
.dock-nav{display:flex;align-items:center;gap:4px;margin-left:auto;}
.dock-nav a{
  position:relative;display:inline-flex;align-items:center;
  min-height:44px;padding:0 14px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;color:var(--c-ink-2);
}
.dock-nav a:hover{color:var(--c-primary);background:var(--c-primary-light);}
.dock-nav a.active{color:var(--c-primary);}
.dock-nav a.active::after{
  content:"";position:absolute;left:50%;bottom:6px;transform:translateX(-50%);
  width:18px;height:3px;border-radius:2px;background:var(--c-primary);
}
.dock-actions{display:flex;align-items:center;gap:10px;flex:none;}
.icon-btn{
  width:44px;height:44px;border-radius:50%;border:1px solid var(--c-line);
  background:#fff;color:var(--c-ink-2);cursor:pointer;
  display:flex;align-items:center;justify-content:center;transition:.22s ease;
}
.icon-btn:hover{color:var(--c-primary);border-color:var(--c-primary);transform:translateY(-2px);box-shadow:var(--sh-1);}
.hamburger{display:none;}

/* ============ 按钮体系 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:14px 28px;border-radius:var(--r-pill);
  font-size:15px;font-weight:700;border:1px solid transparent;
  cursor:pointer;transition:.22s ease;
}
.btn-primary{background:var(--c-primary);color:#fff;box-shadow:0 8px 20px rgba(106,61,245,.24);}
.btn-primary:hover{background:var(--c-primary-dark);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn-primary:active{transform:none;}
.btn-outline{background:#fff;color:var(--c-primary);border-color:var(--c-primary);}
.btn-outline:hover{background:var(--c-primary-light);color:var(--c-primary-dark);}
.btn-lime{background:var(--c-lime);color:#231A45;border-color:transparent;}
.btn-lime:hover{background:#D6F76B;color:#231A45;transform:translateY(-2px);}
.btn-ghost-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.5);}
.btn-ghost-light:hover{background:rgba(255,255,255,.14);color:#fff;}
.btn-sm{min-height:40px;padding:10px 20px;font-size:14px;}
.text-btn{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:700;color:var(--c-primary);min-height:44px;
}
.text-btn .arw{transition:transform .22s ease;}
.text-btn:hover .arw{transform:translateX(4px);}

/* ============ 页面外壳 ============ */
main{padding-top:104px;display:block;}
.crumb{font-size:13px;color:var(--c-ink-3);padding:8px 0 12px;}
.crumb a{color:var(--c-ink-3);}
.crumb a:hover{color:var(--c-primary);}
.crumb .sep{margin:0 8px;color:#B9B6C9;}
.crumb .now{color:var(--c-ink-3);}

/* ============ 分类横幅 ============ */
.page-banner{
  position:relative;overflow:hidden;border-radius:24px;
  background:linear-gradient(115deg,#F4F1FF 0%,#EDE7FF 55%,#F8F7FF 100%);
  border:1px solid var(--c-line);
}
.page-banner::before{
  content:"";position:absolute;inset:0;
  background:url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
  opacity:.13;
}
.page-banner::after{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(106,61,245,.24) 1px,transparent 1px);
  background-size:16px 16px;
  opacity:.5;pointer-events:none;
}
.banner-inner{
  position:relative;z-index:1;
  display:flex;align-items:center;justify-content:space-between;gap:40px;
  padding:40px 36px;min-height:220px;
}
.banner-copy{max-width:620px;}
.banner-badge{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:.4px;color:var(--c-primary);
  background:#fff;border:1px solid rgba(106,61,245,.2);
  border-radius:var(--r-pill);padding:5px 14px;margin-bottom:16px;
}
.banner-badge i{width:7px;height:7px;border-radius:50%;background:var(--c-lime);display:block;}
.page-banner h1{margin-bottom:14px;}
.page-banner .banner-desc{font-size:16px;color:var(--c-ink-2);margin:0;max-width:560px;}
.banner-stats{display:flex;gap:12px;flex-wrap:wrap;justify-content:flex-end;flex:none;}
.stat{
  min-width:132px;background:rgba(255,255,255,.8);
  border:1px solid var(--c-line);border-radius:16px;padding:14px 16px;
  box-shadow:0 4px 14px rgba(20,18,28,.04);
}
.stat-k{display:block;font-size:12px;color:var(--c-ink-3);letter-spacing:.6px;margin-bottom:4px;}
.stat strong{font-size:16px;font-weight:800;color:var(--c-ink);}

/* ============ 板块 ============ */
.section{padding:88px 0;}
.section--alt{background:var(--c-section);}
.section--tight{padding-top:56px;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;flex-wrap:wrap;}
.eyebrow{display:block;font-size:11px;font-weight:700;letter-spacing:1.6px;text-transform:uppercase;color:var(--c-ink-3);margin-bottom:10px;}
.section-head h2{max-width:640px;}
.section-desc{margin:12px 0 0;font-size:15px;color:var(--c-ink-2);max-width:680px;}

/* ============ 提示条 ============ */
.tip-bar{
  display:flex;align-items:center;gap:18px;
  background:#fff;border:1px solid var(--c-line);border-left:5px solid var(--c-lime);
  border-radius:var(--r-card);padding:20px 24px;box-shadow:var(--sh-1);
}
.tip-icon{
  width:34px;height:34px;border-radius:50%;flex:none;
  background:var(--c-primary-light);color:var(--c-primary);
  display:flex;align-items:center;justify-content:center;font-weight:800;
}
.tip-bar p{margin:0;flex:1;font-size:15px;color:var(--c-ink-2);}

/* ============ 紧凑双列问题列表 ============ */
.q-list{display:grid;grid-template-columns:repeat(2,1fr);gap:0 32px;}
.q-item{
  display:flex;align-items:flex-start;gap:14px;
  padding:20px 8px;border-bottom:1px solid var(--c-line);
  border-radius:14px;transition:.22s ease;
}
.q-item:hover{background:#fff;box-shadow:var(--sh-1);transform:translateX(4px);}
.q-mark{width:4px;height:12px;border-radius:3px;background:var(--c-primary);margin-top:12px;flex:none;}
.q-mark--warm{background:var(--c-coral);}
.q-mark--lime{background:var(--c-lime);}
.q-mark--ink{background:#8E86C9;}
.q-body{flex:1;min-width:0;}
.q-body h3{font-size:17px;margin-bottom:6px;}
.q-body p{margin:0;font-size:14px;color:var(--c-ink-3);line-height:1.7;}
.q-tags{display:flex;flex-direction:column;align-items:flex-end;gap:6px;flex:none;padding-top:2px;}
.tag{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;
  font-size:12px;font-weight:600;letter-spacing:.3px;
  border-radius:var(--r-badge);background:var(--c-primary-light);color:var(--c-primary);
  white-space:nowrap;
}
.tag--warm{background:rgba(255,106,61,.13);color:#C93C14;}
.tag--plain{background:#EFEDF8;color:var(--c-ink-3);}

/* ============ 图文区块 ============ */
.split-media{
  border-radius:var(--r-img);overflow:hidden;
  border:1px solid rgba(20,18,28,.06);box-shadow:var(--sh-1);
}
.split-media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .4s ease;}
.split-media:hover img{transform:scale(1.03);}
.check-list li{position:relative;padding-left:28px;margin-bottom:14px;font-size:15px;color:var(--c-ink-2);}
.check-list li::before{
  content:"";position:absolute;left:0;top:11px;
  width:12px;height:12px;border-radius:4px;background:var(--c-lime);
}
.check-list li strong{color:var(--c-ink);}

/* ============ 对照表 ============ */
.compare-wrap{overflow:hidden;border-radius:var(--r-card);border:1px solid var(--c-line);background:#fff;box-shadow:var(--sh-1);}
table.compare{width:100%;border-collapse:collapse;}
table.compare thead th{
  text-align:left;padding:18px 24px;background:#F7F6FF;
  font-size:13px;font-weight:700;letter-spacing:.6px;color:var(--c-ink-3);
}
table.compare td{padding:20px 24px;border-top:1px solid var(--c-line);font-size:15px;color:var(--c-ink-2);vertical-align:top;}
table.compare td:first-child{font-weight:700;color:var(--c-ink);}
table.compare td:last-child{color:var(--c-primary);font-weight:600;}
table.compare tbody tr:hover{background:#FBFAFF;}

/* ============ 排查步骤 ============ */
.step{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:28px 24px;box-shadow:var(--sh-1);height:100%;transition:.22s ease;
}
.step:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.step-num{
  width:36px;height:36px;border-radius:12px;margin-bottom:16px;
  background:var(--c-primary-light);color:var(--c-primary);
  font-weight:800;font-size:15px;display:flex;align-items:center;justify-content:center;
  transition:.22s ease;
}
.step:hover .step-num{background:var(--c-lime);color:#231A45;}
.step h3{font-size:18px;margin-bottom:10px;}
.step p{margin:0;font-size:14px;color:var(--c-ink-3);line-height:1.8;}

/* ============ FAQ ============ */
.faq-wrap{max-width:860px;margin:0 auto;}
.faq-item{
  background:#fff;border:1px solid var(--c-line);border-radius:16px;
  margin-bottom:12px;overflow:hidden;transition:.22s ease;
}
.faq-item.is-open{border-color:#DCD6F5;box-shadow:var(--sh-1);}
.faq-q{
  width:100%;display:flex;align-items:center;gap:16px;
  min-height:56px;padding:0 24px;background:none;border:none;
  text-align:left;cursor:pointer;position:relative;
  font-size:16px;font-weight:700;color:var(--c-ink);
}
.faq-q::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:4px;
  border-radius:0 4px 4px 0;background:var(--c-primary);transition:.22s ease;
}
.faq-item.is-open .faq-q::before{background:var(--c-lime);}
.faq-q span{flex:1;}
.faq-ico{width:22px;height:22px;position:relative;flex:none;transition:transform .22s ease;}
.faq-ico::before,.faq-ico::after{
  content:"";position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  background:var(--c-primary);border-radius:2px;
}
.faq-ico::before{width:14px;height:2px;}
.faq-ico::after{width:2px;height:14px;transition:transform .22s ease;}
.faq-item.is-open .faq-ico{transform:rotate(180deg);}
.faq-item.is-open .faq-ico::after{transform:translate(-50%,-50%) scaleY(0);}
.faq-a{display:none;padding:0 24px 20px 44px;font-size:15px;line-height:1.85;color:var(--c-ink-3);}
.faq-a p{margin:0;}
.faq-item.is-open .faq-a{display:block;}

/* ============ 收藏 / 分享 CTA ============ */
.cta-band{padding:0 0 88px;}
.cta-inner{
  position:relative;overflow:hidden;
  background:linear-gradient(130deg,#171326 0%,#2A1B57 100%);
  border-radius:24px;padding:48px;
  display:grid;grid-template-columns:1.05fr 1fr;gap:40px;align-items:center;
  color:#fff;
}
.cta-inner::after{
  content:"";position:absolute;right:-70px;top:-70px;width:260px;height:260px;border-radius:50%;
  background:radial-gradient(circle,rgba(201,242,77,.2),transparent 70%);
}
.cta-copy{position:relative;z-index:1;}
.cta-copy h2{color:#fff;font-size:30px;margin-bottom:14px;}
.cta-copy p{margin:0;font-size:15px;color:rgba(255,255,255,.72);}
.cta-actions{position:relative;z-index:1;display:flex;flex-direction:column;gap:14px;}
.cta-btns{display:flex;gap:12px;flex-wrap:wrap;}
.copy-field{
  display:flex;align-items:center;gap:8px;height:48px;
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.14);
  border-radius:var(--r-input);padding:0 4px 0 16px;
}
.copy-field input{
  flex:1;min-width:0;background:none;border:none;outline:none;
  color:rgba(255,255,255,.8);font-size:13px;
}
.copy-field button{
  flex:none;height:38px;padding:0 18px;border:none;border-radius:var(--r-pill);
  background:#fff;color:#231A45;font-size:13px;font-weight:700;cursor:pointer;transition:.22s ease;
}
.copy-field button:hover{background:var(--c-lime);}
.social-row{display:flex;gap:10px;}
.social-btn{
  width:44px;height:44px;border-radius:50%;
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.14);
  color:#fff;display:flex;align-items:center;justify-content:center;
  cursor:pointer;transition:.22s ease;
}
.social-btn:hover{background:#fff;color:#231A45;}

/* ============ 页脚 ============ */
.site-footer{background:var(--c-deep-1);color:rgba(255,255,255,.72);padding:72px 0 32px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand .dock-logo{margin-bottom:18px;}
.footer-brand .logo-text strong{color:#fff;}
.footer-brand .logo-text em{color:rgba(255,255,255,.6);}
.footer-brand p{font-size:14px;color:rgba(255,255,255,.62);margin-bottom:10px;}
.footer-col h4{color:var(--c-lime);font-size:14px;font-weight:700;margin-bottom:14px;}
.footer-col ul li{font-size:14px;line-height:2.2;}
.footer-col a{color:rgba(255,255,255,.72);display:inline-block;}
.footer-col a:hover{color:var(--c-lime);transform:translateX(2px);}
.qr-box{
  width:96px;height:96px;margin-top:16px;border-radius:12px;background:#fff;
  color:var(--c-primary);font-size:12px;font-weight:600;line-height:1.5;
  display:flex;align-items:center;justify-content:center;text-align:center;
}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  margin-top:48px;padding-top:24px;border-top:1px solid rgba(255,255,255,.12);
  font-size:13px;color:rgba(255,255,255,.55);flex-wrap:wrap;
}
.fb-links{display:flex;gap:20px;}
.fb-links a{color:rgba(255,255,255,.55);}
.fb-links a:hover{color:var(--c-lime);}

/* ============ 返回顶部 ============ */
.to-top{
  position:fixed;right:24px;bottom:24px;z-index:70;
  width:48px;height:48px;border-radius:50%;border:none;cursor:pointer;
  background:var(--c-primary);color:#fff;
  display:flex;align-items:center;justify-content:center;
  box-shadow:var(--sh-2);opacity:0;visibility:hidden;transform:translateY(10px);
  transition:.22s ease;
}
.to-top.is-show{opacity:1;visibility:visible;transform:none;}
.to-top:hover{background:var(--c-primary-dark);}

/* ============ 搜索浮层 / 抽屉 ============ */
.search-layer{
  position:fixed;inset:0;z-index:80;display:none;
  align-items:flex-start;justify-content:center;padding:120px 20px;
  background:rgba(23,19,38,.55);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);
}
.search-layer.is-open{display:flex;}
.search-panel{width:100%;max-width:620px;background:#fff;border-radius:20px;padding:28px;box-shadow:0 30px 60px rgba(20,18,28,.28);}
.search-panel h3{font-size:18px;margin-bottom:16px;}
.search-panel input{
  width:100%;height:56px;border-radius:var(--r-pill);
  border:1px solid var(--c-line);padding:0 22px;font-size:15px;outline:none;color:var(--c-ink);
  transition:.22s ease;
}
.search-panel input:focus{border-color:var(--c-primary);box-shadow:0 0 0 4px rgba(106,61,245,.12);}
.hot-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px;}
.hot-tags a{padding:8px 16px;border-radius:var(--r-pill);background:var(--c-primary-light);color:var(--c-primary);font-size:13px;font-weight:600;}
.hot-tags a:hover{background:var(--c-primary);color:#fff;}
.drawer{
  position:fixed;inset:0;z-index:90;background:var(--c-deep-1);color:#fff;
  display:flex;flex-direction:column;padding:24px;
  transform:translateX(100%);transition:transform .3s ease;
}
.drawer.is-open{transform:none;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;}
.drawer-head .logo-text strong{color:#fff;}
.drawer-head .logo-text em{color:rgba(255,255,255,.6);}
.drawer-close{
  width:44px;height:44px;border-radius:50%;border:1px solid rgba(255,255,255,.2);
  background:transparent;color:#fff;cursor:pointer;font-size:20px;line-height:1;
  display:flex;align-items:center;justify-content:center;
}
.drawer-nav{display:flex;flex-direction:column;}
.drawer-nav a{
  display:flex;align-items:center;min-height:56px;font-size:19px;font-weight:700;color:#fff;
  border-bottom:1px solid rgba(255,255,255,.1);
}
.drawer-nav a.active{color:var(--c-lime);}
.drawer-cta{margin-top:auto;}

/* ============ 入场动画 ============ */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .4s ease,transform .4s ease;}
.reveal.is-in{opacity:1;transform:none;}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .dock-nav{display:none;}
  .hamburger{display:flex;}
  .banner-inner{flex-direction:column;align-items:flex-start;gap:28px;padding:34px 28px;}
  .banner-stats{justify-content:flex-start;}
  .section{padding:64px 0;}
  .cta-inner{grid-template-columns:1fr;padding:40px 32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .split{gap:32px;}
}
@media (max-width:768px){
  main{padding-top:96px;}
  h1{font-size:28px;}
  h2{font-size:24px;}
  .q-list{grid-template-columns:1fr;gap:0;}
  .q-item:hover{transform:none;background:rgba(237,231,255,.45);box-shadow:none;}
  table.compare thead{display:none;}
  table.compare,table.compare tbody,table.compare tr,table.compare td{display:block;width:100%;}
  table.compare tr{border-top:1px solid var(--c-line);padding:14px 0;}
  table.compare tr:first-child{border-top:none;}
  table.compare td{border:none;padding:6px 20px;}
  table.compare td:first-child{font-size:16px;}
  table.compare td:last-child{padding-bottom:12px;}
  .compare-wrap{border-radius:16px;}
  .cta-copy h2{font-size:24px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:640px){
  .site-header{padding:0;}
  .dock-wrap{max-width:100%;padding:0;}
  .dock{
    height:56px;border-radius:0;border-left:none;border-right:none;border-top:none;
    background:#fff;padding:0 14px;gap:10px;
  }
  .site-header.is-scrolled{padding-top:0;}
  .site-header.is-scrolled .dock{height:56px;}
  .dock-actions .btn{display:none;}
  .logo-text strong{font-size:14px;}
  .container{padding:0 16px;}
  .section{padding:48px 0;}
  .banner-inner{padding:26px 20px;min-height:160px;}
  .page-banner{border-radius:18px;}
  .tip-bar{flex-direction:column;align-items:flex-start;gap:12px;padding:18px;}
  .cta-inner{padding:32px 22px;border-radius:20px;}
  .cta-btns .btn{width:100%;}
  .to-top{right:16px;bottom:16px;}
  .search-layer{padding:80px 16px;}
}

@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;}
  html{scroll-behavior:auto;}
  .reveal{opacity:1;transform:none;}
}