/* roulang page: index */
:root{
  --primary:#2F6BFF;
  --primary-dark:#1E55D9;
  --primary-soft:#EAF1FF;
  --accent:#18B7A0;
  --accent-warm:#FF8A5B;
  --bg:#F7F9FD;
  --surface:#FFFFFF;
  --text:#172033;
  --text-muted:#5E6B85;
  --border:#E5EBF5;
  --danger:#D64545;
  --success:#18A36B;
  --ink:#0F1A2E;
  --r-lg:28px;
  --r-md:20px;
  --r-sm:12px;
  --shadow:0 12px 32px rgba(23,32,51,.06);
  --shadow-hover:0 20px 48px rgba(47,107,255,.12);
  --ease:cubic-bezier(.4,0,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:17px;
  line-height:1.8;
  color:var(--text);
  background:
    radial-gradient(1200px 600px at 80% -10%, rgba(47,107,255,.07), transparent 60%),
    linear-gradient(180deg,#F7F9FD 0%,#FFFFFF 55%,#F7F9FD 100%);
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto;object-fit:cover}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input{font:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
h1,h2,h3,h4{line-height:1.18;font-weight:800;letter-spacing:-.01em}
:focus-visible{outline:3px solid rgba(47,107,255,.42);outline-offset:3px;border-radius:8px}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 24px}

/* ---------- 顶部浮动 Dock ---------- */
.site-head{position:fixed;top:16px;left:0;right:0;z-index:120;transition:top .3s var(--ease)}
.dock{
  width:min(1180px,calc(100% - 32px));
  margin:0 auto;
  height:64px;
  display:flex;align-items:center;gap:18px;
  padding:0 12px 0 22px;
  background:rgba(255,255,255,.96);
  border:1px solid var(--border);
  border-radius:999px;
  box-shadow:0 12px 32px rgba(23,32,51,.08);
  backdrop-filter:blur(10px);
  transition:height .3s var(--ease),box-shadow .3s var(--ease);
}
.site-head.is-scrolled{top:10px}
.site-head.is-scrolled .dock{height:58px;box-shadow:0 16px 40px rgba(23,32,51,.13)}
.brand{display:flex;flex-direction:column;line-height:1.12;flex:none}
.brand-mark{font-size:17px;font-weight:800;color:var(--primary);letter-spacing:.2px}
.brand-sub{font-size:11.5px;font-weight:600;color:var(--text-muted);letter-spacing:2px}
.dock-nav{display:flex;align-items:center;gap:4px;margin-left:8px}
.dock-nav a{
  display:block;padding:8px 14px;border-radius:999px;
  font-size:14.5px;font-weight:600;color:var(--text-muted);
  transition:background .22s var(--ease),color .22s var(--ease);
}
.dock-nav a:hover{background:var(--primary-soft);color:var(--primary)}
.dock-nav a.is-active{background:var(--primary-soft);color:var(--primary)}
.dock-actions{margin-left:auto;display:flex;align-items:center;gap:8px}
.icon-btn{
  width:40px;height:40px;display:grid;place-items:center;
  border-radius:999px;border:1px solid var(--border);background:#fff;color:var(--text-muted);
  transition:all .22s var(--ease);
}
.icon-btn:hover{color:var(--primary);border-color:#C9DAFF;background:var(--primary-soft)}
.menu-btn{display:none;width:40px;height:40px;place-items:center;border-radius:999px;border:1px solid var(--border);background:#fff;color:var(--text)}
.dock-search{
  width:min(1180px,calc(100% - 32px));
  margin:10px auto 0;
  max-height:0;overflow:hidden;opacity:0;
  transition:max-height .32s var(--ease),opacity .28s var(--ease);
}
.dock-search.open{max-height:80px;opacity:1}
.dock-search form{
  display:flex;gap:10px;align-items:center;
  background:#fff;border:1px solid var(--border);border-radius:999px;
  padding:8px 8px 8px 20px;box-shadow:var(--shadow);
}
.dock-search input{flex:1;border:0;background:transparent;height:38px;font-size:15px;color:var(--text);outline:none}
.dock-search input::placeholder{color:#9AA6BD}
.search-tip{font-size:13px;color:var(--accent);padding:6px 20px 0;display:none}
.search-tip.show{display:block}
.drawer{
  position:fixed;inset:0;z-index:200;
  background:rgba(255,255,255,.99);
  padding:88px 24px 32px;
  display:none;flex-direction:column;gap:6px;
  overflow-y:auto;
}
.drawer.open{display:flex}
.drawer a.dr-link{
  padding:16px 18px;border-radius:16px;font-size:17px;font-weight:700;
  border:1px solid var(--border);color:var(--text);background:#fff;
  transition:background .2s var(--ease),color .2s var(--ease);
}
.drawer a.dr-link:hover,.drawer a.dr-link.is-active{background:var(--primary-soft);color:var(--primary);border-color:#D6E3FF}
.drawer .dr-close{
  position:absolute;top:22px;right:22px;width:42px;height:42px;border-radius:999px;
  border:1px solid var(--border);display:grid;place-items:center;background:#fff;color:var(--text)
}
.drawer .btn{margin-top:14px}
body.no-scroll{overflow:hidden}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:50px;padding:0 26px;border-radius:999px;
  font-size:15px;font-weight:600;letter-spacing:.2px;
  border:1px solid transparent;
  transition:transform .22s var(--ease),background .22s var(--ease),box-shadow .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease);
}
.btn:active{transform:translateY(0)}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 10px 24px rgba(47,107,255,.26)}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:0 16px 32px rgba(47,107,255,.32)}
.btn-ghost{background:#fff;color:var(--primary);border-color:#C9DAFF}
.btn-ghost:hover{background:var(--primary-soft);transform:translateY(-2px)}
.btn-sm{height:42px;padding:0 20px;font-size:14px}
.btn-block{width:100%}
.link-more{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14.5px;font-weight:600;color:var(--primary);
  transition:gap .22s var(--ease),color .22s var(--ease);
}
.link-more:hover{gap:12px;color:var(--primary-dark)}
.tag{
  display:inline-block;padding:3px 12px;border-radius:999px;
  font-size:12.5px;font-weight:600;line-height:1.9;
  background:var(--primary-soft);color:var(--primary);
}
.tag-accent{background:rgba(24,183,160,.12);color:#0E8E7C}
.tag-warm{background:rgba(255,138,91,.14);color:#C15A2E}
.tag-plain{background:#F1F4FA;color:var(--text-muted)}
.eyebrow{
  display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:3px;
  color:var(--accent);text-transform:uppercase;margin-bottom:12px;
}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px}
.sec-head h2{font-size:clamp(24px,3vw,34px)}
.sec-desc{margin-top:10px;color:var(--text-muted);font-size:15.5px;max-width:640px}

/* ---------- Hero ---------- */
.hero{position:relative;padding:132px 0 84px;overflow:hidden}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:url("/assets/images/backpic/back-1.png");
  background-size:cover;background-position:center;
  opacity:.09;
  mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 78%);
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 78%);
}
.hero::after{
  content:"";position:absolute;left:50%;top:-120px;width:920px;height:520px;
  transform:translateX(-50%);
  background:radial-gradient(closest-side,rgba(47,107,255,.10),transparent 70%);
  pointer-events:none;
}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:center}
.hero-copy .badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 16px;border-radius:999px;background:#fff;border:1px solid var(--border);
  font-size:13px;font-weight:600;color:var(--text-muted);box-shadow:var(--shadow);
}
.hero-copy .badge::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--accent)}
.hero h1{
  margin:22px 0 0;
  font-size:clamp(36px,5vw,58px);
  line-height:1.14;
  letter-spacing:-.02em;
}
.hero-sub{margin-top:20px;font-size:17.5px;color:var(--text-muted);max-width:560px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px}
.hero-tags li{
  font-size:13px;font-weight:600;color:var(--text-muted);
  padding:7px 16px;border-radius:999px;background:#fff;border:1px solid var(--border);
}
.hero-media{position:relative;display:flex;justify-content:flex-end}
.media-card{
  position:relative;width:100%;max-width:400px;aspect-ratio:9/13;
  border-radius:var(--r-lg);overflow:hidden;
  border:1px solid var(--border);
  box-shadow:0 26px 60px rgba(23,32,51,.14);
  background:#DCE6FA;
  animation:floatY 6s ease-in-out infinite;
}
.media-card:hover{animation-play-state:paused}
.media-card img{width:100%;height:100%;object-fit:cover}
.media-card::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(15,26,46,.42) 0%,rgba(15,26,46,.05) 38%,rgba(15,26,46,.72) 100%);
}
.media-top{position:absolute;top:18px;left:18px;z-index:2}
.media-top span{
  font-size:12px;font-weight:700;letter-spacing:2px;color:#fff;
  background:rgba(255,255,255,.18);border:1px solid rgba(255,255,255,.4);
  padding:5px 14px;border-radius:999px;backdrop-filter:blur(4px);
}
.media-bottom{position:absolute;left:20px;right:20px;bottom:22px;z-index:2;color:#fff}
.media-bottom .pill{
  display:inline-block;font-size:12.5px;font-weight:700;
  background:var(--accent-warm);color:#3B1A08;padding:4px 14px;border-radius:999px;
}
.media-bottom p{margin-top:10px;font-size:15px;font-weight:600;letter-spacing:.4px}
.float-note{
  position:absolute;left:-14px;bottom:44px;
  background:#fff;border:1px solid var(--border);border-radius:18px;
  padding:14px 18px;box-shadow:0 16px 40px rgba(23,32,51,.12);
  max-width:200px;
}
.float-note strong{display:block;font-size:14px;color:var(--text)}
.float-note span{font-size:12.5px;color:var(--text-muted)}
@keyframes floatY{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}

/* ---------- 通用板块 ---------- */
.section{padding:76px 0}
.section-alt{background:linear-gradient(180deg,rgba(234,241,255,.55),rgba(234,241,255,0))}

/* ---------- 爆款片段横滑 ---------- */
.clip-rail{
  display:flex;gap:20px;overflow-x:auto;padding:6px 4px 22px;
  scroll-snap-type:x mandatory;
  scrollbar-width:thin;
}
.clip-rail::-webkit-scrollbar{height:6px}
.clip-rail::-webkit-scrollbar-thumb{background:#D3DEF2;border-radius:99px}
.clip-card{
  position:relative;flex:0 0 auto;width:258px;
  border-radius:var(--r-md);overflow:hidden;
  border:1px solid var(--border);background:#fff;
  box-shadow:var(--shadow);scroll-snap-align:start;
  transition:transform .28s var(--ease),box-shadow .28s var(--ease);
}
.clip-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.clip-media{position:relative;aspect-ratio:9/16;overflow:hidden;background:#E4EBF8}
.clip-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.clip-card:hover .clip-media img{transform:scale(1.03)}
.clip-overlay{
  position:absolute;inset:0;display:flex;flex-direction:column;justify-content:flex-end;
  padding:18px;color:#fff;
  background:linear-gradient(180deg,rgba(15,26,46,0) 34%,rgba(15,26,46,.82) 100%);
}
.clip-overlay h3{font-size:16px;line-height:1.4;font-weight:700}
.clip-overlay .clip-meta{display:flex;align-items:center;gap:8px;margin-top:10px}
.clip-overlay .clip-meta span{font-size:12px;color:rgba(255,255,255,.82)}
.clip-no{
  position:absolute;top:14px;left:14px;z-index:2;
  font-size:12px;font-weight:800;letter-spacing:1px;color:#fff;
  background:rgba(15,26,46,.42);padding:3px 10px;border-radius:999px;
}

/* ---------- 种草清单 ---------- */
.pick-list{display:grid;grid-template-columns:1fr 1fr;column-gap:56px;row-gap:0}
.pick-item{
  display:flex;gap:20px;padding:28px 0;
  border-bottom:1px solid var(--border);
}
.pick-item:nth-child(even){margin-top:44px}
.pick-num{
  font-size:44px;font-weight:800;line-height:1;
  color:rgba(47,107,255,.16);flex:none;letter-spacing:-1px;
}
.pick-body h3{font-size:19px;margin-bottom:8px}
.pick-body p{font-size:15px;color:var(--text-muted)}
.pick-foot{display:flex;align-items:center;gap:14px;margin-top:14px}
.pick-arrow{
  font-size:14px;font-weight:600;color:var(--primary);
  display:inline-flex;align-items:center;gap:6px;transition:gap .22s var(--ease)
}
.pick-arrow:hover{gap:12px}

/* ---------- 口碑条 ---------- */
.voice-rail{display:flex;gap:20px;overflow-x:auto;padding:6px 4px 20px;scroll-snap-type:x mandatory}
.voice-card{
  flex:0 0 auto;width:320px;background:#fff;border:1px solid var(--border);
  border-radius:var(--r-md);padding:24px;box-shadow:var(--shadow);scroll-snap-align:start;
  transition:transform .26s var(--ease),box-shadow .26s var(--ease);
}
.voice-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover)}
.voice-top{display:flex;align-items:center;gap:12px}
.avatar{
  width:40px;height:40px;border-radius:50%;flex:none;
  display:grid;place-items:center;font-size:15px;font-weight:700;color:#fff;
  background:linear-gradient(135deg,var(--primary),var(--accent));
}
.voice-name{font-size:14.5px;font-weight:700}
.voice-role{font-size:12.5px;color:var(--text-muted)}
.voice-text{margin-top:14px;font-size:15px;color:#3B4761}
.voice-foot{margin-top:14px}

/* ---------- 最新信息 ---------- */
.news-grid{display:grid;grid-template-columns:1.25fr 1fr;gap:24px;align-items:stretch}
.news-lead{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--border);
  border-radius:var(--r-md);overflow:hidden;box-shadow:var(--shadow);
  transition:transform .28s var(--ease),box-shadow .28s var(--ease);
}
.news-lead:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.news-lead-media{aspect-ratio:16/9;overflow:hidden;background:#E4EBF8}
.news-lead-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.news-lead:hover .news-lead-media img{transform:scale(1.03)}
.news-lead-body{padding:24px 26px 28px}
.news-lead-body h3{margin:14px 0 10px;font-size:22px;line-height:1.4}
.news-lead-body p{font-size:15px;color:var(--text-muted)}
.news-meta{display:flex;align-items:center;gap:10px;margin-top:18px;font-size:13px;color:#93A0B8}
.dot{width:4px;height:4px;border-radius:50%;background:#C7D3E8;display:inline-block}
.news-side{display:flex;flex-direction:column;gap:16px}
.news-mini{
  display:flex;gap:16px;background:#fff;border:1px solid var(--border);
  border-radius:var(--r-md);padding:16px;box-shadow:var(--shadow);
  transition:transform .26s var(--ease),box-shadow .26s var(--ease),border-color .26s var(--ease);
}
.news-mini:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:#D6E3FF}
.news-mini-thumb{width:96px;height:78px;flex:none;border-radius:14px;overflow:hidden;background:#E4EBF8}
.news-mini-thumb img{width:100%;height:100%;object-fit:cover}
.news-mini-body{min-width:0}
.news-mini-body h3{
  font-size:15.5px;line-height:1.45;margin-top:8px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-mini-meta{margin-top:8px;font-size:12.5px;color:#93A0B8;display:flex;gap:8px;align-items:center}
.empty-state{
  border:2px dashed #C6D8FA;border-radius:var(--r-md);background:rgba(234,241,255,.5);
  padding:56px 24px;text-align:center;
}
.empty-state .empty-ico{
  width:56px;height:56px;border-radius:50%;margin:0 auto 16px;
  display:grid;place-items:center;background:#fff;border:1px solid #D6E3FF;color:var(--primary);
}
.empty-state p{font-size:16px;font-weight:600;color:var(--text)}
.empty-state span{display:block;font-size:14px;color:var(--text-muted);margin-top:6px}
.empty-state .btn{margin-top:20px}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:900px;margin:0 auto}
.faq-item{
  background:#fff;border:1px solid var(--border);border-radius:18px;
  box-shadow:var(--shadow);overflow:hidden;transition:background .22s var(--ease),border-color .22s var(--ease);
}
.faq-item:hover{background:#FBFCFF;border-color:#D6E3FF}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;font-size:16px;font-weight:600;color:var(--text);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary .plus{
  width:30px;height:30px;flex:none;border-radius:50%;
  border:1px solid var(--border);display:grid;place-items:center;
  color:var(--primary);font-size:16px;font-weight:700;line-height:1;
  transition:transform .25s var(--ease),background .25s var(--ease);
}
.faq-item[open] summary .plus{background:var(--primary-soft);transform:rotate(45deg)}
.faq-answer{padding:0 24px 22px;font-size:15px;color:var(--text-muted);line-height:1.85}

/* ---------- CTA 条 ---------- */
.cta-band{position:relative;overflow:hidden;border-radius:var(--r-lg);background:var(--primary-soft);padding:52px 56px;
  display:flex;align-items:center;justify-content:space-between;gap:36px;border:1px solid #D6E3FF}
.cta-band::before{
  content:"";position:absolute;right:-60px;top:-70px;width:340px;height:340px;border-radius:50%;
  background:radial-gradient(closest-side,rgba(24,183,160,.22),transparent 70%);pointer-events:none;
}
.cta-band h2{font-size:clamp(22px,2.6vw,30px);position:relative;z-index:2}
.cta-band p{margin-top:10px;color:var(--text-muted);font-size:15.5px;position:relative;z-index:2;max-width:560px}
.cta-band .cta-actions{position:relative;z-index:2;display:flex;gap:14px;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.site-foot{background:var(--ink);color:#C8D3E6;margin-top:88px;padding:64px 0 28px}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.1)}
.foot-brand .brand-mark{color:#fff;font-size:19px}
.foot-brand .brand-sub{color:#8FA1C0}
.foot-desc{margin-top:16px;font-size:14px;color:#93A4C2;line-height:1.85;max-width:340px}
.foot-col h4{font-size:14px;color:#fff;margin-bottom:16px;letter-spacing:.5px}
.foot-col li{margin-bottom:11px}
.foot-col a{font-size:14px;color:#93A4C2;transition:color .2s var(--ease)}
.foot-col a:hover{color:#7FA6FF}
.foot-contact{font-size:14px;color:#93A4C2;line-height:2}
.foot-contact strong{color:#fff;font-weight:600}
.foot-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;padding-top:24px;font-size:13px;color:#7B8CAB}
.foot-bottom a{color:#7B8CAB}
.foot-bottom a:hover{color:#7FA6FF}

/* ---------- 响应式 ---------- */
@media (max-width:1200px){
  .dock-nav a{padding:8px 11px;font-size:14px}
  .hero-inner{gap:40px}
}
@media (max-width:1024px){
  .hero{padding:120px 0 68px}
  .hero-inner{grid-template-columns:1fr;gap:48px}
  .hero-media{justify-content:flex-start}
  .media-card{max-width:360px}
  .float-note{left:auto;right:0;bottom:20px}
  .news-grid{grid-template-columns:1fr}
  .pick-list{column-gap:36px}
  .cta-band{flex-direction:column;align-items:flex-start;padding:40px 36px}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:768px){
  body{font-size:16px}
  .dock-nav{display:none}
  .dock .btn-sm{display:none}
  .menu-btn{display:grid}
  .dock{height:60px;padding:0 10px 0 18px;gap:10px}
  .hero{padding:104px 0 56px}
  .hero h1{font-size:clamp(30px,7.6vw,40px)}
  .hero-sub{font-size:16px}
  .hero-actions .btn{flex:1 1 auto}
  .section{padding:56px 0}
  .sec-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:26px}
  .pick-list{grid-template-columns:1fr}
  .pick-item:nth-child(even){margin-top:0}
  .clip-card{width:232px}
  .voice-card{width:280px}
  .news-lead-body h3{font-size:19px}
  .faq-item summary{padding:18px 18px;font-size:15px}
  .faq-answer{padding:0 18px 18px}
  .cta-band{padding:32px 24px;border-radius:22px}
  .cta-band .cta-actions{width:100%}
  .cta-band .btn{width:100%}
  .site-foot{margin-top:64px;padding:48px 0 24px}
  .foot-bottom{flex-direction:column;gap:8px}
}
@media (max-width:520px){
  .container{padding:0 18px}
  .hero-tags li:nth-child(3){display:none}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{width:100%}
  .media-card{max-width:100%;aspect-ratio:9/14}
  .float-note{display:none}
  .pick-num{font-size:34px}
  .news-mini-thumb{width:78px;height:66px}
  .foot-grid{grid-template-columns:1fr;gap:28px}
  .brand-mark{font-size:15.5px}
  .brand-sub{font-size:10.5px;letter-spacing:1.5px}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important}
  html{scroll-behavior:auto}
}

/* roulang page: article */
:root{
  --primary:#2F6BFF;
  --primary-dark:#1E55D9;
  --primary-soft:#EAF1FF;
  --accent:#18B7A0;
  --accent-warm:#FF8A5B;
  --bg:#F7F9FD;
  --surface:#FFFFFF;
  --text:#172033;
  --text-muted:#5E6B85;
  --border:#E5EBF5;
  --danger:#D64545;
  --success:#18A36B;
  --radius-xl:28px;
  --radius-lg:22px;
  --radius-md:18px;
  --radius-sm:12px;
  --shadow-sm:0 12px 32px rgba(23,32,51,.06);
  --shadow-md:0 18px 44px rgba(23,32,51,.09);
  --shadow-hover:0 20px 48px rgba(47,107,255,.14);
  --container:1240px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  padding-top:104px;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",Arial,sans-serif;
  font-size:16.5px;
  line-height:1.8;
  color:var(--text);
  background-color:var(--bg);
  background-image:radial-gradient(rgba(47,107,255,.055) 1px,transparent 1px);
  background-size:22px 22px;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block}
a{color:var(--primary);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--primary-dark)}
button{font-family:inherit}
h1,h2,h3,h4{margin:0;line-height:1.22;letter-spacing:.2px;font-weight:800;color:var(--text)}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:3px solid rgba(47,107,255,.4);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}

/* ---------- 浮动 Dock 导航 ---------- */
.site-head{position:fixed;top:16px;left:0;right:0;z-index:90;pointer-events:none}
.dock{
  position:relative;
  width:min(1180px,calc(100% - 32px));
  margin:0 auto;
  height:66px;
  display:flex;
  align-items:center;
  gap:20px;
  padding:0 12px 0 22px;
  background:rgba(255,255,255,.97);
  border:1px solid var(--border);
  border-radius:999px;
  box-shadow:0 12px 32px rgba(23,32,51,.08);
  pointer-events:auto;
  transition:box-shadow .25s ease,height .25s ease;
}
.dock:hover{box-shadow:0 16px 40px rgba(23,32,51,.12)}
.brand{display:flex;flex-direction:column;line-height:1.06;gap:2px;color:var(--text)}
.brand-mark{font-size:17px;font-weight:800;letter-spacing:.3px}
.brand-sub{font-size:11px;font-weight:600;letter-spacing:1.6px;color:var(--primary)}
.dock-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.dock-nav a{
  padding:9px 15px;
  border-radius:999px;
  font-size:14.5px;
  font-weight:500;
  color:var(--text-muted);
  transition:background .2s ease,color .2s ease;
}
.dock-nav a:hover{color:var(--primary);background:var(--primary-soft)}
.dock-nav a.is-active{color:var(--primary);background:var(--primary-soft);font-weight:700}
.dock-actions{display:flex;align-items:center;gap:10px;margin-left:6px}
.icon-btn{
  width:38px;height:38px;display:inline-flex;align-items:center;justify-content:center;
  border-radius:999px;border:1px solid var(--border);background:#fff;color:var(--text-muted);
  cursor:pointer;transition:all .2s ease;
}
.icon-btn:hover{color:var(--primary);border-color:rgba(47,107,255,.4);background:var(--primary-soft)}
.icon-btn:active{transform:translateY(1px)}
.menu-btn{
  display:none;width:38px;height:38px;align-items:center;justify-content:center;
  border-radius:999px;border:1px solid var(--border);background:#fff;color:var(--text);
  cursor:pointer;transition:all .2s ease;
}
.menu-btn:hover{border-color:rgba(47,107,255,.4);color:var(--primary)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn-sm{height:38px;padding:0 18px;font-size:14px}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 8px 20px rgba(47,107,255,.24)}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-2px);box-shadow:0 12px 26px rgba(47,107,255,.3)}
.btn-primary:active{transform:translateY(0);box-shadow:0 6px 14px rgba(47,107,255,.24)}
.btn-ghost{background:#fff;color:var(--primary);border-color:rgba(47,107,255,.45)}
.btn-ghost:hover{background:var(--primary-soft);color:var(--primary-dark);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0)}
.btn[disabled],.btn.is-disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none}
.dock-search{
  width:min(1180px,calc(100% - 32px));
  margin:10px auto 0;
  padding:14px 16px;
  background:#fff;
  border:1px solid var(--border);
  border-radius:22px;
  box-shadow:var(--shadow-md);
  display:none;
  pointer-events:auto;
}
.dock-search.is-open{display:block;animation:dropIn .22s ease}
@keyframes dropIn{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:translateY(0)}}
.dock-search form{display:flex;gap:10px}
.dock-search input[type="search"]{
  flex:1;height:46px;padding:0 18px;border-radius:999px;border:1px solid var(--border);
  background:#FBFCFE;font-size:15px;color:var(--text);outline:none;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.dock-search input[type="search"]::placeholder{color:#9AA6BE}
.dock-search input[type="search"]:focus{border-color:var(--primary);background:#fff;box-shadow:0 0 0 4px rgba(47,107,255,.14)}
.search-tip{margin-top:10px;font-size:13px;color:var(--text-muted)}

/* ---------- 文章头部 ---------- */
.article-head{padding:14px 0 34px}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--text-muted);margin-bottom:20px}
.crumb a{color:var(--text-muted)}
.crumb a:hover{color:var(--primary)}
.crumb .sep{color:#C2CBDD}
.crumb .now{color:var(--text);font-weight:600;max-width:420px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.head-tagrow{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:16px}
.tag{
  display:inline-flex;align-items:center;gap:6px;padding:6px 14px;border-radius:999px;
  font-size:12.5px;font-weight:700;letter-spacing:.3px;
  background:var(--primary-soft);color:var(--primary-dark);
}
.tag-accent{background:rgba(24,183,160,.12);color:#0E8C7B}
.tag-warm{background:rgba(255,138,91,.14);color:#C1592C}
.meta-dot{font-size:13px;color:var(--text-muted)}
.article-head h1{
  font-size:clamp(30px,4.4vw,44px);
  line-height:1.2;
  letter-spacing:.2px;
  max-width:940px;
}

/* ---------- 主布局 ---------- */
.article-shell{
  display:grid;
  grid-template-columns:minmax(0,1fr) 320px;
  gap:34px;
  align-items:start;
  padding-bottom:20px;
}
.article-card{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-sm);
  padding:38px 42px 46px;
}
.article-body{font-size:16.5px;line-height:1.95;color:#2B344A}
.article-body > *:first-child{margin-top:0}
.article-body h2{font-size:26px;line-height:1.35;margin:44px 0 16px;color:var(--text)}
.article-body h3{font-size:20px;line-height:1.4;margin:32px 0 12px;color:var(--text);font-weight:700}
.article-body h4{font-size:17px;margin:24px 0 10px;color:var(--text);font-weight:700}
.article-body p{margin:0 0 18px}
.article-body ul,.article-body ol{margin:0 0 20px;padding-left:24px}
.article-body ul li{list-style:disc;margin:8px 0}
.article-body ol li{list-style:decimal;margin:8px 0}
.article-body li::marker{color:var(--primary)}
.article-body blockquote{
  margin:28px 0;padding:18px 24px;
  background:var(--primary-soft);border-left:4px solid var(--primary);
  border-radius:0 14px 14px 0;color:#2B3A5C;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:var(--radius-sm);margin:26px auto;box-shadow:var(--shadow-sm)}
.article-body figure{margin:26px 0}
.article-body figcaption{text-align:center;font-size:13.5px;color:var(--text-muted);margin-top:10px}
.article-body table{width:100%;border-collapse:collapse;margin:26px 0;font-size:15px}
.article-body th,.article-body td{border:1px solid var(--border);padding:11px 15px;text-align:left}
.article-body th{background:var(--primary-soft);font-weight:700;color:var(--text)}
.article-body a{color:var(--primary);text-decoration:underline;text-underline-offset:3px}
.article-body a:hover{color:var(--primary-dark)}
.article-body hr{border:0;border-top:1px solid var(--border);margin:34px 0}
.article-body strong{font-weight:700;color:var(--text)}

.empty-state{
  background:#fff;border:1px dashed rgba(47,107,255,.4);border-radius:var(--radius-lg);
  padding:56px 32px;text-align:center;box-shadow:var(--shadow-sm);
}
.empty-icon{
  width:64px;height:64px;margin:0 auto 18px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:var(--primary-soft);color:var(--primary);
}
.empty-state h2{font-size:22px;margin-bottom:10px}
.empty-state p{color:var(--text-muted);font-size:15px;margin-bottom:22px}

/* ---------- 侧栏 ---------- */
.side{position:sticky;top:104px;display:flex;flex-direction:column;gap:20px}
.side-card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-md);
  box-shadow:var(--shadow-sm);padding:24px;
}
.side-card h3{font-size:17px;margin-bottom:10px}
.side-card p{font-size:14px;color:var(--text-muted);line-height:1.75;margin-bottom:16px}
.side-card .btn{width:100%}
.side-list{display:flex;flex-direction:column;gap:2px;margin-top:16px;padding-top:14px;border-top:1px solid var(--border)}
.side-list a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:11px 12px;border-radius:12px;font-size:14px;color:var(--text);
  transition:background .2s ease,color .2s ease;
}
.side-list a:hover{background:var(--primary-soft);color:var(--primary-dark)}
.side-list .arrow{color:var(--primary);transition:transform .2s ease}
.side-list a:hover .arrow{transform:translateX(4px)}
.side-note{
  background:linear-gradient(160deg,#EAF1FF,#F5F9FF);
  border:1px solid rgba(47,107,255,.18);
  border-radius:var(--radius-md);padding:22px;
}
.side-note h3{font-size:16px;margin-bottom:8px}
.side-note p{font-size:13.5px;color:var(--text-muted);margin:0}

/* ---------- 相关推荐 ---------- */
.rel-section{padding:64px 0 8px}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:26px}
.sec-head h2{font-size:clamp(22px,3vw,30px)}
.sec-head .more{font-size:14.5px;font-weight:600;display:inline-flex;align-items:center;gap:6px;color:var(--primary)}
.sec-head .more:hover{gap:10px}
.rel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.rel-card{
  display:flex;flex-direction:column;overflow:hidden;
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-md);
  box-shadow:var(--shadow-sm);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.rel-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(47,107,255,.28)}
.rel-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:#E9EFFB}
.rel-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.rel-card:hover .rel-thumb img{transform:scale(1.04)}
.rel-thumb::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(23,32,51,0) 45%,rgba(23,32,51,.42));
}
.rel-body{padding:20px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.rel-body h3{font-size:17.5px;line-height:1.45}
.rel-body p{font-size:14px;color:var(--text-muted);line-height:1.7}
.rel-link{margin-top:auto;font-size:14px;font-weight:600;display:inline-flex;align-items:center;gap:6px;color:var(--primary)}
.rel-card:hover .rel-link{gap:10px}

/* ---------- 转化条 ---------- */
.cta-band{padding:64px 0 72px}
.cta-inner{
  display:flex;align-items:center;justify-content:space-between;gap:28px;
  padding:38px 44px;border-radius:var(--radius-xl);
  background:linear-gradient(120deg,#EAF1FF 0%,#F4F8FF 55%,#EAF7F5 100%);
  border:1px solid rgba(47,107,255,.16);
  box-shadow:var(--shadow-sm);
}
.cta-inner h2{font-size:clamp(21px,2.6vw,27px);margin-bottom:8px}
.cta-inner p{font-size:15px;color:var(--text-muted);max-width:560px}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.site-foot{background:#101A2E;color:#C6D0E4;padding:66px 0 26px;margin-top:10px}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:36px}
.site-foot .brand{color:#fff}
.site-foot .brand-mark{color:#fff}
.site-foot .brand-sub{color:#8FB0FF}
.foot-desc{margin-top:16px;font-size:14px;line-height:1.85;color:#98A6C2;max-width:340px}
.foot-col h4{font-size:15px;color:#fff;margin-bottom:16px;font-weight:700}
.foot-col ul{display:flex;flex-direction:column;gap:11px}
.foot-col a{font-size:14px;color:#A7B4CE}
.foot-col a:hover{color:#8FB0FF}
.foot-contact{font-size:14px;line-height:2;color:#A7B4CE}
.foot-contact strong{color:#E4EAF7;font-weight:600;font-size:13px}
.foot-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  font-size:13px;color:#8492AF;
}

/* ---------- 响应式 ---------- */
@media (max-width:1100px){
  .dock{gap:14px;padding:0 10px 0 18px}
  .dock-nav a{padding:8px 12px;font-size:14px}
  .article-shell{grid-template-columns:minmax(0,1fr) 292px;gap:26px}
  .article-card{padding:32px 30px 38px}
}
@media (max-width:960px){
  .article-shell{grid-template-columns:1fr}
  .side{position:static;flex-direction:row;flex-wrap:wrap}
  .side-card,.side-note{flex:1 1 260px}
  .rel-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .foot-grid{grid-template-columns:1fr 1fr;gap:30px}
}
@media (max-width:860px){
  body{padding-top:96px}
  .dock-nav{
    display:none;
  }
  .dock-nav.is-open{
    display:flex;flex-direction:column;align-items:stretch;gap:4px;
    position:absolute;top:calc(100% + 10px);left:0;right:0;
    background:#fff;border:1px solid var(--border);border-radius:20px;
    box-shadow:0 20px 44px rgba(23,32,51,.14);padding:12px;
  }
  .dock-nav.is-open a{padding:13px 16px;border-radius:14px;font-size:15px}
  .menu-btn{display:inline-flex}
  .dock-actions{margin-left:auto}
  .dock-actions .btn-primary{display:none}
  .dock-search form{flex-wrap:wrap}
  .dock-search input[type="search"]{flex:1 1 100%}
  .dock-search .btn{width:100%}
}
@media (max-width:768px){
  .article-head h1{font-size:clamp(26px,6.2vw,34px)}
  .article-card{padding:26px 22px 30px;border-radius:var(--radius-md)}
  .article-body{font-size:16px;line-height:1.9}
  .article-body h2{font-size:22px;margin:34px 0 14px}
  .article-body h3{font-size:18.5px}
  .rel-grid{grid-template-columns:1fr}
  .rel-section{padding-top:48px}
  .cta-inner{flex-direction:column;align-items:flex-start;padding:30px 24px;gap:20px}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1 1 100%}
  .cta-band{padding:48px 0 56px}
  .side{flex-direction:column}
  .site-foot{padding:50px 0 22px}
  .foot-bottom{flex-direction:column;gap:6px}
}
@media (max-width:520px){
  .container{padding:0 18px}
  .dock{height:60px;padding:0 10px 0 16px}
  .brand-mark{font-size:15.5px}
  .brand-sub{font-size:10px;letter-spacing:1.2px}
  .article-card{padding:22px 18px 26px}
  .crumb{font-size:12.5px}
  .crumb .now{max-width:180px}
  .btn{height:46px;font-size:14.5px}
  .rel-body{padding:16px 16px 18px}
  .foot-grid{grid-template-columns:1fr}
  .side-card,.side-note{padding:20px}
}

/* roulang page: category1 */
:root{
  --primary:#2F6BFF;
  --primary-dark:#1E55D9;
  --primary-soft:#EAF1FF;
  --accent:#18B7A0;
  --accent-warm:#FF8A5B;
  --bg:#F7F9FD;
  --surface:#FFFFFF;
  --text:#172033;
  --text-muted:#5E6B85;
  --border:#E5EBF5;
  --danger:#D64545;
  --success:#18A36B;
  --ink:#101A2E;
  --radius-lg:28px;
  --radius-md:20px;
  --radius-sm:12px;
  --shadow-sm:0 12px 32px rgba(23,32,51,.06);
  --shadow-md:0 20px 48px rgba(47,107,255,.12);
  --shadow-dock:0 12px 32px rgba(23,32,51,.07);
  --font-sans:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16.5px;
  line-height:1.8;
  color:var(--text);
  background-color:var(--bg);
  background-image:radial-gradient(rgba(47,107,255,.055) 1px,transparent 1px);
  background-size:24px 24px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input{font:inherit;}
button{color:inherit;}
h1,h2,h3,h4,p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
::selection{background:rgba(47,107,255,.16);}
:focus-visible{outline:3px solid rgba(47,107,255,.35);outline-offset:2px;}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 24px;}

/* ---------- Dock 导航 ---------- */
.site-head{
  position:sticky;
  top:0;
  z-index:80;
  padding:16px 0 0;
  background:linear-gradient(180deg,rgba(247,249,253,.96) 0%,rgba(247,249,253,.82) 62%,rgba(247,249,253,0) 100%);
}
.dock{
  width:min(1180px,calc(100% - 32px));
  margin:0 auto;
  min-height:64px;
  display:flex;
  align-items:center;
  gap:16px;
  padding:10px 14px 10px 22px;
  background:rgba(255,255,255,.97);
  border:1px solid var(--border);
  border-radius:999px;
  box-shadow:var(--shadow-dock);
  transition:min-height .22s ease,box-shadow .22s ease,padding .22s ease;
}
.site-head.is-short .dock{
  min-height:56px;
  box-shadow:0 16px 40px rgba(23,32,51,.12);
}
.brand{
  display:flex;
  align-items:baseline;
  gap:9px;
  flex:none;
}
.brand-mark{
  font-size:18px;
  font-weight:800;
  letter-spacing:.2px;
  color:var(--primary-dark);
  line-height:1.2;
}
.brand-sub{
  font-size:12.5px;
  color:var(--text-muted);
  padding-left:9px;
  border-left:1px solid var(--border);
  line-height:1.2;
  white-space:nowrap;
}
.dock-nav{
  display:flex;
  align-items:center;
  gap:2px;
  margin-left:auto;
}
.dock-nav a{
  display:inline-flex;
  align-items:center;
  height:38px;
  padding:0 15px;
  border-radius:999px;
  font-size:14.5px;
  font-weight:500;
  color:var(--text-muted);
  transition:background .18s ease,color .18s ease;
  white-space:nowrap;
}
.dock-nav a:hover{background:var(--primary-soft);color:var(--primary-dark);}
.dock-nav a.is-active{background:var(--primary-soft);color:var(--primary-dark);font-weight:700;}
.dock-actions{
  display:flex;
  align-items:center;
  gap:8px;
  flex:none;
}
.icon-btn{
  width:40px;height:40px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:50%;
  border:1px solid var(--border);
  background:#fff;
  color:var(--text-muted);
  cursor:pointer;
  transition:color .18s ease,background .18s ease,border-color .18s ease,transform .18s ease;
}
.icon-btn:hover{color:var(--primary-dark);background:var(--primary-soft);border-color:rgba(47,107,255,.28);}
.icon-btn:active{transform:scale(.96);}
.menu-btn{
  display:none;
  width:40px;height:40px;
  align-items:center;justify-content:center;
  border-radius:50%;
  border:1px solid var(--border);
  background:#fff;
  color:var(--text);
  cursor:pointer;
}
.dock-search{
  display:none;
  width:min(1180px,calc(100% - 32px));
  margin:10px auto 0;
  padding:14px;
  background:#fff;
  border:1px solid var(--border);
  border-radius:20px;
  box-shadow:var(--shadow-sm);
}
.dock-search.is-open{display:block;}
.dock-search form{display:flex;gap:10px;align-items:center;}
.dock-search input[type="search"]{
  flex:1 1 auto;
  min-width:0;
  height:48px;
  padding:0 16px;
  border-radius:var(--radius-sm);
  border:1px solid var(--border);
  background:var(--bg);
  color:var(--text);
  transition:border-color .18s ease,box-shadow .18s ease,background .18s ease;
}
.dock-search input[type="search"]::placeholder{color:#93A0B8;}
.dock-search input[type="search"]:focus{
  outline:none;
  background:#fff;
  border-color:var(--primary);
  box-shadow:0 0 0 3px rgba(47,107,255,.16);
}
.search-tip{
  margin:10px 4px 0;
  font-size:13px;
  color:var(--text-muted);
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 26px;
  border-radius:999px;
  font-size:15px;
  font-weight:600;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .18s ease,background .18s ease,color .18s ease,box-shadow .18s ease,border-color .18s ease;
  white-space:nowrap;
}
.btn-primary{
  background:var(--primary);
  color:#fff;
  box-shadow:0 10px 24px rgba(47,107,255,.24);
}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:0 18px 32px rgba(47,107,255,.3);}
.btn-primary:active{transform:translateY(0);box-shadow:0 8px 18px rgba(47,107,255,.24);}
.btn-ghost{
  background:#fff;
  color:var(--primary-dark);
  border-color:rgba(47,107,255,.32);
}
.btn-ghost:hover{background:var(--primary-soft);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);}
.btn-sm{height:38px;padding:0 18px;font-size:14px;}
.btn-arrow svg{transition:transform .2s ease;}
.btn-arrow:hover svg{transform:translateX(4px);}

/* ---------- Hero ---------- */
.page-hero{
  position:relative;
  padding:52px 0 68px;
  overflow:hidden;
}
.page-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background:url("/assets/images/backpic/back-1.png") center/cover no-repeat;
  opacity:.07;
  pointer-events:none;
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.9),rgba(0,0,0,0));
  mask-image:linear-gradient(180deg,rgba(0,0,0,.9),rgba(0,0,0,0));
}
.page-hero .container{position:relative;z-index:1;}
.hero-grid{
  display:grid;
  grid-template-columns:1.35fr 1fr;
  gap:52px;
  align-items:start;
}
.hero-eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:6px 15px;
  border-radius:999px;
  background:#fff;
  border:1px solid var(--border);
  color:var(--primary-dark);
  font-size:13px;
  font-weight:600;
  box-shadow:0 6px 16px rgba(23,32,51,.04);
}
.hero-eyebrow .dot{
  width:7px;height:7px;border-radius:50%;
  background:var(--accent);
  box-shadow:0 0 0 4px rgba(24,183,160,.16);
}
.hero-grid h1{
  margin:20px 0 18px;
  font-size:clamp(32px,5vw,52px);
  line-height:1.16;
  font-weight:800;
  letter-spacing:-.6px;
}
.hero-lead{
  font-size:17px;
  color:var(--text-muted);
  max-width:600px;
  line-height:1.85;
}
.hero-cta{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:26px;
}
.hero-tags{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:26px;
}
.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:6px 13px;
  border-radius:999px;
  background:#fff;
  border:1px solid var(--border);
  color:var(--text-muted);
  font-size:13px;
  line-height:1.6;
}
.tag-accent{
  background:rgba(24,183,160,.1);
  border-color:rgba(24,183,160,.26);
  color:#0E8B79;
}
.tag-warm{
  background:rgba(255,138,91,.12);
  border-color:rgba(255,138,91,.28);
  color:#C25B2C;
}
.hero-side{
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--radius-lg);
  overflow:hidden;
  box-shadow:var(--shadow-sm);
}
.hero-side-media{
  position:relative;
  height:186px;
}
.hero-side-media img{
  width:100%;
  height:100%;
  object-fit:cover;
}
.hero-side-media::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(16,26,46,0) 24%,rgba(16,26,46,.55) 100%);
}
.hero-side-media .media-badge{
  position:absolute;
  left:18px;
  bottom:16px;
  z-index:2;
  display:inline-flex;
  align-items:center;
  gap:7px;
  padding:5px 12px;
  border-radius:999px;
  background:rgba(255,255,255,.94);
  color:var(--primary-dark);
  font-size:12.5px;
  font-weight:700;
}
.wave-line{
  position:absolute;
  right:16px;
  bottom:14px;
  z-index:2;
  display:flex;
  align-items:flex-end;
  gap:3px;
  height:22px;
}
.wave-line i{
  display:block;
  width:3px;
  border-radius:2px;
  background:rgba(255,255,255,.85);
}
.wave-line i:nth-child(1){height:8px;}
.wave-line i:nth-child(2){height:16px;}
.wave-line i:nth-child(3){height:22px;}
.wave-line i:nth-child(4){height:12px;}
.wave-line i:nth-child(5){height:18px;}
.hero-side-body{padding:22px;}
.hero-side-body h2{
  font-size:18px;
  font-weight:800;
  line-height:1.4;
  margin-bottom:8px;
}
.hero-side-body > p{
  font-size:14.5px;
  color:var(--text-muted);
  margin-bottom:16px;
}
.side-list{display:flex;flex-direction:column;gap:10px;}
.side-list li{
  display:flex;
  gap:10px;
  align-items:flex-start;
  font-size:14.5px;
  color:var(--text-muted);
  line-height:1.7;
}
.side-list .tick{
  flex:none;
  width:20px;height:20px;
  margin-top:3px;
  border-radius:50%;
  background:rgba(24,183,160,.14);
  color:#0E8B79;
  display:inline-flex;align-items:center;justify-content:center;
}
.side-note{
  margin-top:16px;
  padding-top:14px;
  border-top:1px dashed var(--border);
  font-size:13px;
  color:var(--text-muted);
}

/* ---------- 通用板块 ---------- */
.section{padding:76px 0;}
.section-head{max-width:760px;}
.section-head h2{
  font-size:clamp(24px,3vw,34px);
  font-weight:800;
  letter-spacing:-.4px;
  line-height:1.28;
  margin-bottom:12px;
}
.section-head p{
  font-size:16px;
  color:var(--text-muted);
}
.section-head.center{margin:0 auto;text-align:center;}

/* ---------- 步骤区 ---------- */
.guide-layout{
  display:grid;
  grid-template-columns:262px 1fr;
  gap:40px;
  align-items:start;
  margin-top:38px;
}
.toc{
  position:sticky;
  top:104px;
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--radius-md);
  padding:20px;
  box-shadow:var(--shadow-sm);
}
.toc h3{
  font-size:12.5px;
  font-weight:700;
  letter-spacing:.12em;
  color:var(--text-muted);
  margin-bottom:12px;
}
.toc ol{display:flex;flex-direction:column;gap:2px;}
.toc a{
  display:flex;
  align-items:center;
  gap:10px;
  padding:9px 12px;
  border-radius:10px;
  font-size:14.5px;
  color:var(--text);
  transition:background .18s ease,color .18s ease;
}
.toc a span{
  font-size:12px;
  font-weight:700;
  color:var(--primary);
  background:var(--primary-soft);
  border-radius:6px;
  padding:1px 6px;
}
.toc a:hover{background:var(--primary-soft);color:var(--primary-dark);}
.toc .toc-foot{
  margin-top:14px;
  padding-top:14px;
  border-top:1px solid var(--border);
  font-size:13px;
  color:var(--text-muted);
  line-height:1.75;
}
.steps{display:flex;flex-direction:column;gap:20px;}
.step{
  position:relative;
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--radius-md);
  padding:26px 28px 26px 78px;
  box-shadow:var(--shadow-sm);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.step:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-md);
  border-color:rgba(47,107,255,.24);
}
.step-num{
  position:absolute;
  left:26px;
  top:26px;
  width:38px;height:38px;
  border-radius:12px;
  background:var(--primary-soft);
  color:var(--primary-dark);
  font-size:16px;
  font-weight:800;
  display:flex;align-items:center;justify-content:center;
}
.step h3{
  font-size:20px;
  font-weight:800;
  line-height:1.4;
  margin-bottom:8px;
}
.step > p{
  font-size:15.5px;
  color:var(--text-muted);
  margin-bottom:14px;
}
.step ul{display:flex;flex-direction:column;gap:9px;}
.step ul li{
  position:relative;
  padding-left:20px;
  font-size:14.8px;
  color:var(--text-muted);
  line-height:1.75;
}
.step ul li::before{
  content:"";
  position:absolute;
  left:0;
  top:.72em;
  width:6px;height:6px;
  border-radius:50%;
  background:var(--accent);
}
.step .step-tip{
  margin-top:16px;
  padding:12px 14px;
  border-radius:var(--radius-sm);
  background:var(--primary-soft);
  color:#2A4370;
  font-size:14px;
  line-height:1.75;
}

/* ---------- 准备清单 ---------- */
.band{
  background:linear-gradient(180deg,#FFFFFF 0%,#F1F5FE 100%);
  border-top:1px solid var(--border);
  border-bottom:1px solid var(--border);
}
.check-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:22px;
  margin-top:36px;
}
.check-card{
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--radius-md);
  padding:26px 24px;
  box-shadow:var(--shadow-sm);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.check-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-md);
  border-color:rgba(47,107,255,.24);
}
.check-icon{
  width:44px;height:44px;
  border-radius:14px;
  background:var(--primary-soft);
  color:var(--primary-dark);
  display:flex;align-items:center;justify-content:center;
  margin-bottom:16px;
}
.check-card h3{
  font-size:18px;
  font-weight:800;
  margin-bottom:8px;
  line-height:1.45;
}
.check-card p{
  font-size:14.8px;
  color:var(--text-muted);
  line-height:1.8;
}
.check-card .mini-tags{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin-top:14px;
}
.mini-tags span{
  font-size:12.5px;
  padding:3px 10px;
  border-radius:999px;
  background:var(--bg);
  border:1px solid var(--border);
  color:var(--text-muted);
}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:920px;margin-top:34px;}
.faq-item{
  background:#fff;
  border:1px solid var(--border);
  border-radius:16px;
  overflow:hidden;
  box-shadow:var(--shadow-sm);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item + .faq-item{margin-top:14px;}
.faq-item:hover{border-color:rgba(47,107,255,.24);}
.faq-item.is-open{box-shadow:var(--shadow-md);border-color:rgba(47,107,255,.3);}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:19px 22px;
  background:none;
  border:0;
  text-align:left;
  font-size:16px;
  font-weight:600;
  color:var(--text);
  cursor:pointer;
  transition:background .18s ease,color .18s ease;
}
.faq-q:hover{background:var(--primary-soft);color:var(--primary-dark);}
.faq-plus{
  flex:none;
  width:28px;height:28px;
  border-radius:50%;
  border:1px solid var(--border);
  color:var(--primary-dark);
  display:inline-flex;align-items:center;justify-content:center;
  transition:transform .24s ease,background .24s ease,color .24s ease,border-color .24s ease;
}
.faq-item.is-open .faq-plus{
  background:var(--primary);
  border-color:var(--primary);
  color:#fff;
  transform:rotate(45deg);
}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .3s ease;
}
.faq-item.is-open .faq-a{max-height:360px;}
.faq-a p{
  padding:0 22px 20px;
  font-size:15px;
  color:var(--text-muted);
  line-height:1.85;
}

/* ---------- 转化条 ---------- */
.cta-section{padding:0 0 8px;}
.cta-bar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:28px;
  padding:40px 44px;
  border-radius:var(--radius-lg);
  background:linear-gradient(120deg,#EAF1FF 0%,#F2F8FF 60%,#EAF7F4 100%);
  border:1px solid rgba(47,107,255,.16);
  box-shadow:var(--shadow-sm);
}
.cta-bar h2{
  font-size:clamp(22px,2.6vw,28px);
  font-weight:800;
  letter-spacing:-.3px;
  line-height:1.35;
  margin-bottom:8px;
}
.cta-bar p{
  font-size:15px;
  color:var(--text-muted);
  max-width:640px;
}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;flex:none;}

/* ---------- 页脚 ---------- */
.site-foot{
  margin-top:88px;
  background:var(--ink);
  color:#C3CFE3;
  padding:64px 0 28px;
}
.foot-grid{
  display:grid;
  grid-template-columns:1.7fr 1fr 1fr 1.2fr;
  gap:34px;
}
.site-foot .brand-mark{color:#fff;}
.site-foot .brand-sub{color:#93A1BC;border-left-color:rgba(255,255,255,.18);}
.foot-desc{
  margin-top:16px;
  font-size:14.5px;
  line-height:1.85;
  color:#9FAEC7;
  max-width:380px;
}
.foot-col h4{
  font-size:15px;
  font-weight:700;
  color:#fff;
  margin-bottom:16px;
  letter-spacing:.02em;
}
.foot-col ul{display:flex;flex-direction:column;gap:10px;}
.foot-col a{
  font-size:14.5px;
  color:#9FAEC7;
  transition:color .18s ease;
}
.foot-col a:hover{color:#8FB4FF;}
.foot-contact{
  font-size:14.5px;
  line-height:1.95;
  color:#9FAEC7;
}
.foot-contact strong{color:#DAE3F2;font-weight:600;}
.foot-bottom{
  margin-top:44px;
  padding-top:22px;
  border-top:1px solid rgba(255,255,255,.1);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  flex-wrap:wrap;
  font-size:13.5px;
  color:#8392AC;
}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .guide-layout{grid-template-columns:1fr;gap:28px;}
  .toc{position:static;}
  .toc ol{flex-direction:row;flex-wrap:wrap;}
  .toc a{padding:7px 10px;font-size:14px;}
  .check-grid{grid-template-columns:1fr 1fr;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:30px;}
  .dock-nav a{padding:0 12px;font-size:14px;}
  .brand-mark{font-size:17px;}
}
@media (max-width:860px){
  .dock{gap:10px;padding:9px 12px 9px 16px;}
  .dock-nav{display:none;}
  .menu-btn{display:inline-flex;}
  .dock-actions .btn-sm{display:none;}
  body.menu-open .dock{
    flex-wrap:wrap;
    border-radius:24px;
    padding-bottom:14px;
  }
  body.menu-open .dock-nav{
    display:flex;
    flex-direction:column;
    align-items:stretch;
    gap:4px;
    width:100%;
    order:5;
    margin:10px 0 0;
    padding-top:12px;
    border-top:1px solid var(--border);
  }
  body.menu-open .dock-nav a{
    height:44px;
    justify-content:flex-start;
    padding:0 14px;
    border-radius:12px;
  }
  body.menu-open .dock-search{display:block;}
  body.menu-open .dock-actions .btn-sm{display:inline-flex;}
  body.menu-open .dock-actions{order:4;}
}
@media (max-width:768px){
  body{font-size:16px;}
  .container{padding:0 18px;}
  .page-hero{padding:34px 0 48px;}
  .section{padding:56px 0;}
  .hero-grid h1{font-size:clamp(30px,7.4vw,40px);}
  .hero-lead{font-size:16px;}
  .step{padding:22px 20px;}
  .step-num{position:static;margin-bottom:14px;}
  .check-grid{grid-template-columns:1fr;}
  .cta-bar{flex-direction:column;align-items:flex-start;padding:30px 24px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 100%;}
  .hero-side-media{height:168px;}
  .toc ol{flex-direction:column;}
  .foot-grid{grid-template-columns:1fr 1fr;}
  .site-foot{padding:48px 0 24px;margin-top:64px;}
}
@media (max-width:520px){
  .brand-mark{font-size:15.5px;}
  .brand-sub{font-size:11px;padding-left:7px;}
  .brand{gap:7px;}
  .dock{min-height:58px;}
  .btn{height:46px;padding:0 20px;font-size:14.5px;}
  .btn-sm{height:36px;padding:0 14px;font-size:13.5px;}
  .hero-cta{gap:10px;}
  .hero-cta .btn{flex:1 1 100%;}
  .hero-tags .tag{font-size:12px;padding:5px 10px;}
  .step h3{font-size:18px;}
  .faq-q{font-size:15px;padding:16px 18px;}
  .faq-a p{padding:0 18px 18px;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:26px;}
  .foot-bottom{flex-direction:column;align-items:flex-start;gap:6px;}
  .dock-search form{flex-direction:column;align-items:stretch;}
  .dock-search .btn{width:100%;}
}

/* roulang page: category3 */
:root{
  --primary:#2F6BFF;
  --primary-dark:#1E55D9;
  --primary-soft:#EAF1FF;
  --accent:#18B7A0;
  --accent-warm:#FF8A5B;
  --bg:#F7F9FD;
  --surface:#FFFFFF;
  --text:#172033;
  --text-muted:#5E6B85;
  --border:#E5EBF5;
  --danger:#D64545;
  --success:#18A36B;
  --radius-lg:28px;
  --radius-md:20px;
  --radius-sm:12px;
  --shadow-sm:0 8px 24px rgba(23,32,51,.05);
  --shadow-md:0 12px 32px rgba(23,32,51,.06);
  --shadow-lg:0 20px 48px rgba(47,107,255,.12);
  --font:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16.5px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
  background-image:radial-gradient(rgba(47,107,255,.055) 1px,transparent 1px);
  background-size:22px 22px;
  padding-top:104px;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;line-height:1.18;font-weight:800;letter-spacing:-.01em;}
h1{font-size:clamp(32px,5vw,52px);}
h2{font-size:clamp(24px,3vw,36px);}
h3{font-size:clamp(18px,2vw,23px);}
p{margin:0;}
a{color:var(--primary);text-decoration:none;transition:color .2s ease,opacity .2s ease;}
a:hover{color:var(--primary-dark);}
img{max-width:100%;display:block;}
button,input,select,textarea{font:inherit;color:inherit;}
button{cursor:pointer;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:3px solid rgba(47,107,255,.35);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 24px;}
.section{padding:72px 0;}
.section-tight{padding:48px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;flex-wrap:wrap;}
.section-head p{color:var(--text-muted);max-width:640px;margin-top:10px;font-size:15.5px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:700;letter-spacing:.08em;
  color:var(--primary);background:var(--primary-soft);
  padding:6px 14px;border-radius:999px;margin-bottom:16px;
}
.eyebrow i{font-size:11px;}
.link-more{display:inline-flex;align-items:center;gap:6px;font-weight:600;font-size:15px;color:var(--primary);}
.link-more i{transition:transform .22s ease;font-size:12px;}
.link-more:hover i{transform:translateX(4px);}

/* ============ 顶部浮动 Dock ============ */
.site-head{position:fixed;top:16px;left:0;right:0;z-index:120;pointer-events:none;}
.dock{
  pointer-events:auto;
  width:min(1180px,calc(100% - 32px));
  margin:0 auto;
  display:flex;align-items:center;gap:18px;
  height:68px;
  padding:0 12px 0 22px;
  background:rgba(255,255,255,.96);
  border:1px solid var(--border);
  border-radius:999px;
  box-shadow:0 14px 36px rgba(23,32,51,.09);
  backdrop-filter:saturate(1.1);
  transition:height .25s ease,box-shadow .25s ease;
}
.site-head.is-scrolled .dock{height:60px;box-shadow:0 18px 44px rgba(23,32,51,.14);}
.brand{display:flex;align-items:baseline;gap:8px;flex-shrink:0;}
.brand-mark{font-size:19px;font-weight:800;color:var(--text);letter-spacing:-.02em;}
.brand-sub{
  font-size:12px;font-weight:600;color:var(--primary);
  background:var(--primary-soft);padding:3px 9px;border-radius:999px;
}
.brand:hover .brand-mark{color:var(--primary-dark);}
.dock-nav{display:flex;align-items:center;gap:4px;margin-left:10px;}
.dock-nav a{
  display:inline-block;
  padding:9px 16px;border-radius:999px;
  font-size:14.5px;font-weight:600;color:var(--text-muted);
  transition:background .2s ease,color .2s ease;
}
.dock-nav a:hover{background:#F2F6FF;color:var(--primary);}
.dock-nav a.is-active{background:var(--primary-soft);color:var(--primary);}
.dock-actions{display:flex;align-items:center;gap:8px;margin-left:auto;}
.icon-btn{
  width:38px;height:38px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--border);border-radius:999px;background:#fff;color:var(--text-muted);
  transition:all .2s ease;
}
.icon-btn:hover{color:var(--primary);border-color:rgba(47,107,255,.4);background:var(--primary-soft);}
.menu-btn{display:none;width:38px;height:38px;border:1px solid var(--border);border-radius:999px;background:#fff;color:var(--text);align-items:center;justify-content:center;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:600;line-height:1;
  padding:14px 26px;
  transition:transform .18s ease,background .2s ease,box-shadow .2s ease,color .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 10px 24px rgba(47,107,255,.28);}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-2px);box-shadow:0 14px 30px rgba(30,85,217,.32);}
.btn-primary:active{transform:translateY(0);box-shadow:0 6px 16px rgba(30,85,217,.28);}
.btn-ghost{background:#fff;color:var(--primary);border-color:rgba(47,107,255,.45);}
.btn-ghost:hover{background:var(--primary-soft);color:var(--primary-dark);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);}
.btn-sm{padding:11px 20px;font-size:14px;}
.btn-block{width:100%;}
.btn[disabled],.btn.is-disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none;}
.dock-search{
  pointer-events:auto;
  width:min(1180px,calc(100% - 32px));
  margin:10px auto 0;
  background:#fff;border:1px solid var(--border);border-radius:22px;
  padding:16px;box-shadow:var(--shadow-md);
  display:none;
}
.dock-search.is-open{display:block;animation:dropIn .22s ease both;}
@keyframes dropIn{from{opacity:0;transform:translateY(-8px);}to{opacity:1;transform:translateY(0);}}
.dock-search form{display:flex;gap:10px;}
.dock-search input{
  flex:1;height:48px;padding:0 18px;border:1px solid var(--border);border-radius:999px;
  background:#FBFCFF;font-size:15px;transition:border-color .2s ease,box-shadow .2s ease;
}
.dock-search input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(47,107,255,.14);background:#fff;}
.search-tip{margin-top:10px;font-size:13.5px;color:var(--text-muted);}
.drawer{
  position:fixed;inset:0;z-index:200;display:none;
  background:rgba(23,32,51,.4);
}
.drawer.is-open{display:block;}
.drawer-panel{
  position:absolute;top:0;right:0;width:min(340px,86vw);height:100%;
  background:#fff;padding:24px;display:flex;flex-direction:column;gap:6px;
  box-shadow:-20px 0 50px rgba(23,32,51,.18);
  animation:slideIn .26s ease both;
}
@keyframes slideIn{from{transform:translateX(30px);opacity:.6;}to{transform:translateX(0);opacity:1;}}
.drawer-panel .brand{margin-bottom:18px;}
.drawer-panel a.drawer-link{
  padding:14px 14px;border-radius:14px;color:var(--text);font-weight:600;font-size:15.5px;
}
.drawer-panel a.drawer-link:hover,.drawer-panel a.drawer-link.is-active{background:var(--primary-soft);color:var(--primary);}
.drawer-close{margin-left:auto;margin-top:-46px;margin-bottom:22px;width:36px;height:36px;border-radius:999px;border:1px solid var(--border);background:#fff;color:var(--text-muted);}
.drawer-cta{margin-top:auto;}

/* ============ 页头 Hero ============ */
.page-hero{
  position:relative;overflow:hidden;
  border-radius:var(--radius-lg);
  background:linear-gradient(115deg,#EFF4FF 0%,#F9FBFF 58%,#EDFBF7 100%);
  border:1px solid var(--border);
  box-shadow:var(--shadow-md);
  padding:clamp(32px,5vw,64px);
  margin-bottom:8px;
}
.page-hero::before{
  content:"";position:absolute;right:-110px;top:-90px;width:380px;height:380px;border-radius:50%;
  background:radial-gradient(circle,rgba(24,183,160,.16),transparent 68%);
}
.page-hero::after{
  content:"";position:absolute;left:-60px;bottom:-140px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(47,107,255,.14),transparent 70%);
}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.35fr .85fr;gap:40px;align-items:center;}
.hero-copy h1{max-width:16em;}
.hero-copy h1 span{color:var(--primary);}
.hero-lead{margin-top:18px;font-size:17px;color:var(--text-muted);max-width:34em;line-height:1.85;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12.5px;font-weight:600;color:var(--text-muted);
  background:#fff;border:1px solid var(--border);border-radius:999px;padding:7px 14px;
}
.tag i{color:var(--accent);font-size:11px;}
.tag-accent{background:var(--primary-soft);color:var(--primary);border-color:transparent;}
.hero-side{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-md);
  box-shadow:var(--shadow-sm);padding:22px;
}
.hero-side img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:14px;}
.hero-side-body{padding:16px 4px 4px;}
.hero-side-body h3{font-size:17px;}
.hero-side-body p{font-size:14px;color:var(--text-muted);margin-top:8px;line-height:1.75;}
.hero-side .btn{margin-top:16px;}
.wave{
  display:flex;align-items:flex-end;gap:4px;height:28px;margin-bottom:14px;
}
.wave span{display:block;width:4px;border-radius:99px;background:linear-gradient(180deg,var(--primary),var(--accent));opacity:.75;animation:waveBeat 2.4s ease-in-out infinite;}
.wave span:nth-child(1){height:10px;animation-delay:0s;}
.wave span:nth-child(2){height:18px;animation-delay:.15s;}
.wave span:nth-child(3){height:26px;animation-delay:.3s;}
.wave span:nth-child(4){height:14px;animation-delay:.45s;}
.wave span:nth-child(5){height:22px;animation-delay:.6s;}
.wave span:nth-child(6){height:12px;animation-delay:.75s;}
@keyframes waveBeat{0%,100%{transform:scaleY(.6);}50%{transform:scaleY(1);}}

/* ============ 快捷定位 ============ */
.quick-nav{
  display:flex;flex-wrap:wrap;gap:10px;
}
.quick-nav a{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 16px;border-radius:999px;background:#fff;border:1px solid var(--border);
  font-size:14px;font-weight:600;color:var(--text-muted);
  transition:all .2s ease;
}
.quick-nav a:hover{color:var(--primary);border-color:rgba(47,107,255,.4);background:var(--primary-soft);transform:translateY(-2px);}
.quick-nav a i{font-size:11px;color:var(--primary);}

/* ============ 双栏 FAQ + 表单 ============ */
.support-grid{display:grid;grid-template-columns:1.35fr .9fr;gap:32px;align-items:start;}
.faq-card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);
  padding:clamp(20px,3vw,32px);box-shadow:var(--shadow-md);
}
.faq-card > h2{font-size:clamp(22px,2.6vw,30px);}
.faq-card > p.faq-intro{color:var(--text-muted);font-size:15px;margin-top:10px;margin-bottom:8px;}
.faq-item{border-bottom:1px solid var(--border);}
.faq-item:last-child{border-bottom:0;}
.faq-item details{padding:4px 0;}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;gap:16px;
  padding:18px 12px;border-radius:14px;
  font-size:16px;font-weight:600;line-height:1.6;
  transition:background .2s ease,color .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{background:#F5F8FF;color:var(--primary);}
.faq-item summary:focus-visible{outline:3px solid rgba(47,107,255,.3);outline-offset:2px;}
.faq-num{
  flex-shrink:0;width:28px;height:28px;border-radius:999px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--primary-soft);color:var(--primary);
  font-size:12.5px;font-weight:700;
}
.faq-item summary .faq-q{flex:1;}
.faq-icon{
  flex-shrink:0;width:28px;height:28px;border-radius:999px;
  border:1px solid var(--border);display:inline-flex;align-items:center;justify-content:center;
  color:var(--text-muted);font-size:12px;transition:all .22s ease;background:#fff;
}
.faq-item details[open] summary{color:var(--primary);background:#F5F8FF;}
.faq-item details[open] .faq-icon{background:var(--primary);color:#fff;border-color:var(--primary);transform:rotate(180deg);}
.faq-answer{
  padding:0 12px 20px 56px;color:var(--text-muted);font-size:15px;line-height:1.85;
}
.faq-answer strong{color:var(--text);font-weight:600;}

.side-stack{display:flex;flex-direction:column;gap:24px;position:sticky;top:112px;}
.form-card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);
  padding:clamp(20px,2.6vw,28px);box-shadow:var(--shadow-md);
}
.form-card h2{font-size:21px;}
.form-card > p{font-size:14.5px;color:var(--text-muted);margin-top:8px;margin-bottom:18px;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:14px;font-weight:600;margin-bottom:8px;}
.field .req{color:var(--danger);margin-left:4px;}
.field input,.field select,.field textarea{
  width:100%;height:48px;padding:0 14px;border:1px solid var(--border);
  border-radius:var(--radius-sm);background:#FBFCFF;font-size:15px;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.field textarea{height:110px;padding:12px 14px;resize:vertical;line-height:1.7;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--primary);background:#fff;box-shadow:0 0 0 3px rgba(47,107,255,.14);
}
.field.has-error input,.field.has-error select,.field.has-error textarea{border-color:var(--danger);background:#FFF7F7;}
.field-error{display:none;margin-top:6px;font-size:13px;color:var(--danger);}
.field.has-error .field-error{display:block;}
.form-note{font-size:12.5px;color:var(--text-muted);margin-top:12px;line-height:1.7;}
.form-alert{
  display:none;margin-top:14px;padding:12px 14px;border-radius:12px;font-size:14px;
}
.form-alert.is-success{display:block;background:rgba(24,163,107,.1);color:var(--success);border:1px solid rgba(24,163,107,.28);}
.form-alert.is-error{display:block;background:rgba(214,69,69,.08);color:var(--danger);border:1px solid rgba(214,69,69,.26);}
.tip-card{
  background:linear-gradient(140deg,#F2F7FF,#EDFBF7);
  border:1px solid var(--border);border-radius:var(--radius-lg);
  padding:24px;box-shadow:var(--shadow-sm);
}
.tip-card h3{font-size:18px;}
.tip-card p{font-size:14.5px;color:var(--text-muted);margin-top:10px;line-height:1.8;}
.tip-card .btn{margin-top:18px;}
.tip-list{margin-top:16px;display:flex;flex-direction:column;gap:10px;}
.tip-list li{display:flex;gap:10px;font-size:14px;color:var(--text-muted);line-height:1.7;}
.tip-list i{color:var(--accent);margin-top:5px;font-size:12px;}

/* ============ 支持渠道卡片 ============ */
.channel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.channel-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-md);
  padding:26px;box-shadow:var(--shadow-sm);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.channel-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:rgba(47,107,255,.28);}
.channel-icon{
  width:46px;height:46px;border-radius:14px;display:inline-flex;align-items:center;justify-content:center;
  background:var(--primary-soft);color:var(--primary);font-size:18px;margin-bottom:16px;
}
.channel-card h3{font-size:18px;}
.channel-card p{font-size:14.5px;color:var(--text-muted);margin-top:10px;line-height:1.8;}
.channel-card .link-more{margin-top:16px;font-size:14px;}

/* ============ 一键转化条 ============ */
.cta-bar{
  background:linear-gradient(120deg,#EAF1FF,#E8F8F4);
  border:1px solid var(--border);border-radius:var(--radius-lg);
  padding:clamp(26px,4vw,44px);
  display:flex;align-items:center;justify-content:space-between;gap:28px;
  box-shadow:var(--shadow-sm);
}
.cta-bar h2{font-size:clamp(22px,2.6vw,30px);}
.cta-bar p{color:var(--text-muted);font-size:15px;margin-top:10px;max-width:48em;}
.cta-bar .btn{flex-shrink:0;}

/* ============ 页脚 ============ */
.site-foot{
  margin-top:80px;
  background:#101A2E;color:#B9C4DA;
  padding:64px 0 28px;
}
.site-foot .brand-mark{color:#fff;font-size:19px;}
.site-foot .brand-sub{background:rgba(255,255,255,.1);color:#D8E4FF;}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:36px;}
.foot-desc{font-size:14px;line-height:1.85;color:#93A1BC;margin-top:16px;max-width:30em;}
.foot-col h4{font-size:15px;color:#fff;margin-bottom:14px;font-weight:700;}
.foot-col ul li{margin-bottom:10px;}
.foot-col a{color:#B9C4DA;font-size:14px;}
.foot-col a:hover{color:#7FA6FF;}
.foot-contact{font-size:14px;line-height:2;color:#93A1BC;}
.foot-contact strong{color:#D8E4FF;font-weight:600;}
.foot-contact a{color:#B9C4DA;}
.foot-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:#7E8CA8;
}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .dock-nav a{padding:8px 12px;font-size:14px;}
  .brand-mark{font-size:17.5px;}
  .hero-grid{grid-template-columns:1fr;gap:28px;}
  .hero-side{max-width:520px;}
  .support-grid{grid-template-columns:1fr;}
  .side-stack{position:static;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:860px){
  .channel-grid{grid-template-columns:1fr;}
  .dock-nav{display:none;}
  .menu-btn{display:inline-flex;}
  .dock-actions .btn-primary{display:none;}
}
@media (max-width:768px){
  body{padding-top:92px;font-size:16px;}
  .dock{height:60px;padding:0 10px 0 16px;gap:10px;}
  .brand-sub{font-size:11px;padding:2px 7px;}
  .section{padding:52px 0;}
  .section-head{margin-bottom:24px;}
  .page-hero{padding:28px 22px;}
  .faq-answer{padding-left:14px;}
  .cta-bar{flex-direction:column;align-items:flex-start;gap:20px;}
  .cta-bar .btn{width:100%;}
  .foot-bottom{flex-direction:column;gap:8px;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .dock{width:calc(100% - 24px);}
  .brand-mark{font-size:16px;}
  .brand-sub{display:none;}
  .section{padding:42px 0;}
  .dock-search form{flex-direction:column;}
  .dock-search form .btn{width:100%;}
  .btn{padding:13px 20px;font-size:14.5px;}
  .faq-item summary{font-size:15px;gap:10px;padding:16px 8px;}
  .hero-tags .tag{font-size:12px;}
  .foot-grid{grid-template-columns:1fr;}
  .field input,.field select,.field textarea{height:46px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important;}
}

/* roulang page: category2 */
:root{
  --primary:#2F6BFF;
  --primary-dark:#1E55D9;
  --primary-soft:#EAF1FF;
  --accent:#18B7A0;
  --accent-warm:#FF8A5B;
  --bg:#F7F9FD;
  --surface:#FFFFFF;
  --text:#172033;
  --text-muted:#5E6B85;
  --border:#E5EBF5;
  --danger:#D64545;
  --success:#18A36B;
  --r-xl:32px;
  --r-lg:28px;
  --r-md:20px;
  --r-sm:12px;
  --r-pill:999px;
  --shadow:0 12px 32px rgba(23,32,51,.06);
  --shadow-hover:0 20px 48px rgba(47,107,255,.12);
  --container:1240px;
  --gutter:24px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16.5px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none;padding:0}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{list-style:none;padding:0}
:focus-visible{outline:3px solid rgba(47,107,255,.45);outline-offset:2px;border-radius:8px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 var(--gutter)}

/* ============ 浮动 Dock 导航 ============ */
.site-head{
  position:sticky;
  top:0;
  z-index:90;
  padding:16px 0 10px;
  background:linear-gradient(180deg,rgba(247,249,253,.98) 0%,rgba(247,249,253,.86) 60%,rgba(247,249,253,0) 100%);
}
.dock{
  position:relative;
  width:min(1180px,calc(100% - 32px));
  margin:0 auto;
  min-height:64px;
  display:flex;
  align-items:center;
  gap:18px;
  padding:0 14px 0 22px;
  background:rgba(255,255,255,.96);
  border:1px solid var(--border);
  border-radius:var(--r-pill);
  box-shadow:0 10px 30px rgba(23,32,51,.08);
  transition:min-height .25s ease,box-shadow .25s ease;
}
.site-head.is-scrolled .dock{min-height:56px;box-shadow:0 14px 36px rgba(23,32,51,.14)}
.brand{display:flex;flex-direction:column;gap:1px;line-height:1.15;flex:0 0 auto}
.brand-mark{font-size:17px;font-weight:800;letter-spacing:.2px;color:var(--text)}
.brand-sub{font-size:11.5px;font-weight:600;letter-spacing:2px;color:var(--primary)}
.dock-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.dock-nav a{
  padding:8px 15px;
  font-size:14.5px;
  font-weight:600;
  color:var(--text-muted);
  border-radius:var(--r-pill);
  transition:color .2s ease,background .2s ease;
  white-space:nowrap;
}
.dock-nav a:hover{color:var(--primary-dark);background:var(--primary-soft)}
.dock-nav a.is-active{color:var(--primary-dark);background:var(--primary-soft)}
.dock-actions{display:flex;align-items:center;gap:8px;margin-left:6px}
.icon-btn{
  width:38px;height:38px;
  display:grid;place-items:center;
  border-radius:50%;
  color:var(--text-muted);
  border:1px solid transparent;
  transition:color .2s ease,background .2s ease;
}
.icon-btn:hover{color:var(--primary);background:var(--primary-soft)}
.menu-btn{
  display:none;
  width:38px;height:38px;
  place-items:center;
  border-radius:50%;
  color:var(--text);
  border:1px solid var(--border);
  background:#fff;
  transition:background .2s ease,color .2s ease;
}
.menu-btn:hover{background:var(--primary-soft);color:var(--primary-dark)}

/* 按钮体系 */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 26px;
  border-radius:var(--r-pill);
  font-size:15px;
  font-weight:600;
  border:1px solid transparent;
  white-space:nowrap;
  transition:transform .2s ease,background .2s ease,box-shadow .2s ease,color .2s ease;
}
.btn-primary{
  background:var(--primary);
  color:#fff;
  box-shadow:0 10px 24px rgba(47,107,255,.28);
}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:0 16px 32px rgba(47,107,255,.32)}
.btn-primary:active{transform:translateY(0);box-shadow:0 6px 16px rgba(47,107,255,.26)}
.btn-ghost{
  background:#fff;
  color:var(--primary-dark);
  border-color:#C9D9FF;
}
.btn-ghost:hover{background:var(--primary-soft);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0)}
.btn-sm{height:40px;padding:0 18px;font-size:14px}

/* 站内搜索 */
.dock-search{
  width:min(1180px,calc(100% - 32px));
  margin:10px auto 0;
  background:#fff;
  border:1px solid var(--border);
  border-radius:24px;
  box-shadow:var(--shadow);
  padding:14px 16px;
  display:none;
}
.dock-search.is-open{display:block}
.dock-search form{display:flex;gap:10px;align-items:center}
.dock-search input{
  flex:1;
  height:48px;
  border-radius:var(--r-sm);
  border:1px solid var(--border);
  background:#FBFCFE;
  padding:0 16px;
  font-size:15px;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.dock-search input:focus{
  outline:none;
  background:#fff;
  border-color:var(--primary);
  box-shadow:0 0 0 3px rgba(47,107,255,.16);
}
.search-tip{margin-top:8px;font-size:13px;color:var(--text-muted)}

/* ============ 分类 Hero ============ */
.page-main{padding-bottom:8px}
.cat-hero{
  position:relative;
  overflow:hidden;
  margin-top:6px;
  padding:56px 56px;
  border-radius:var(--r-xl);
  border:1px solid var(--border);
  background:linear-gradient(120deg,#EEF4FF 0%,#F7FBFF 58%,#EDFAF6 100%);
}
.cat-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background:url("/assets/images/backpic/back-2.png") center/cover no-repeat;
  opacity:.16;
}
.cat-hero::after{
  content:"";
  position:absolute;
  inset:0;
  background:
    radial-gradient(circle at 88% 18%,rgba(24,183,160,.16),transparent 42%),
    linear-gradient(110deg,rgba(247,249,253,.96) 0%,rgba(247,249,253,.9) 46%,rgba(234,241,255,.7) 100%);
}
.hero-inner{
  position:relative;
  z-index:2;
  display:grid;
  grid-template-columns:1.4fr .6fr;
  gap:44px;
  align-items:center;
}
.crumbs{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-muted);margin-bottom:16px}
.crumbs a{color:var(--primary-dark);font-weight:600}
.crumbs a:hover{text-decoration:underline}
.hero-copy h1{
  font-size:clamp(32px,5vw,52px);
  line-height:1.15;
  font-weight:800;
  letter-spacing:-.6px;
  max-width:14em;
}
.hero-lead{
  margin-top:18px;
  font-size:17px;
  line-height:1.85;
  color:var(--text-muted);
  max-width:46ch;
}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.hero-tags span{
  display:inline-flex;
  align-items:center;
  height:32px;
  padding:0 14px;
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.9);
  border:1px solid #DCE7FB;
  font-size:13px;
  font-weight:600;
  color:var(--primary-dark);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-card{
  background:rgba(255,255,255,.94);
  border:1px solid var(--border);
  border-radius:var(--r-lg);
  box-shadow:var(--shadow);
  padding:26px 24px;
}
.hero-card h2{font-size:17px;font-weight:800;letter-spacing:-.2px}
.hero-card ul{margin-top:16px;display:grid;gap:14px}
.hero-card li{
  display:flex;
  gap:12px;
  font-size:14px;
  line-height:1.7;
  color:var(--text-muted);
}
.hero-card li span{
  flex:0 0 auto;
  width:26px;height:26px;
  display:grid;place-items:center;
  border-radius:50%;
  background:var(--primary-soft);
  color:var(--primary-dark);
  font-size:12px;
  font-weight:800;
  margin-top:2px;
}

/* ============ 通用板块 ============ */
.section{padding-top:76px}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:28px}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  font-weight:700;
  letter-spacing:1.5px;
  color:var(--primary-dark);
}
.eyebrow::before{content:"";width:22px;height:3px;border-radius:3px;background:var(--accent)}
.section-title{
  font-size:clamp(24px,3vw,34px);
  font-weight:800;
  line-height:1.25;
  letter-spacing:-.5px;
  margin-top:10px;
}
.section-desc{margin-top:12px;font-size:15.5px;color:var(--text-muted);max-width:62ch}
.text-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14.5px;
  font-weight:700;
  color:var(--primary-dark);
  padding:6px 2px;
  transition:gap .2s ease,color .2s ease;
}
.text-link:hover{gap:12px;color:var(--primary)}
.text-link span{transition:transform .2s ease}

/* 标签胶囊筛选 */
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:28px}
.chip{
  height:38px;
  padding:0 18px;
  border-radius:var(--r-pill);
  border:1px solid var(--border);
  background:#fff;
  font-size:14px;
  font-weight:600;
  color:var(--text-muted);
  transition:color .2s ease,background .2s ease,border-color .2s ease,transform .2s ease;
}
.chip:hover{color:var(--primary-dark);border-color:#C9D9FF;background:var(--primary-soft);transform:translateY(-1px)}
.chip.is-on{background:var(--primary);border-color:var(--primary);color:#fff;box-shadow:0 8px 20px rgba(47,107,255,.24)}

/* 竖屏种草卡片 */
.pick-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:24px;
}
.pick-card{
  display:block;
  border-radius:var(--r-md);
  overflow:hidden;
  border:1px solid var(--border);
  box-shadow:var(--shadow);
  background:#fff;
  transition:transform .25s ease,box-shadow .25s ease;
}
.pick-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.pick-media{position:relative;aspect-ratio:9/16;overflow:hidden;background:#E7EDF8}
.pick-media img{
  width:100%;height:100%;
  object-fit:cover;
  transition:transform .5s ease;
}
.pick-card:hover .pick-media img{transform:scale(1.04)}
.pick-media::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(23,32,51,.18) 0%,rgba(23,32,51,0) 32%,rgba(11,20,40,.78) 100%);
}
.pick-tag,.pick-time{
  position:absolute;
  top:14px;
  z-index:3;
  height:26px;
  display:inline-flex;
  align-items:center;
  padding:0 11px;
  border-radius:var(--r-pill);
  font-size:12px;
  font-weight:700;
  letter-spacing:.3px;
}
.pick-tag{left:14px;background:rgba(255,255,255,.92);color:var(--primary-dark)}
.pick-time{right:14px;background:rgba(15,23,42,.55);color:#fff;backdrop-filter:blur(4px)}
.pick-body{position:absolute;left:0;right:0;bottom:0;z-index:2;padding:18px 18px 20px;color:#fff}
.pick-body h3{
  font-size:17px;
  font-weight:800;
  line-height:1.4;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.pick-body p{
  margin-top:8px;
  font-size:13px;
  line-height:1.65;
  color:rgba(255,255,255,.82);
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.pick-empty{
  border:1px dashed #B9CDF5;
  border-radius:var(--r-md);
  background:#F3F7FF;
  padding:34px 24px;
  text-align:center;
  color:var(--text-muted);
  font-size:14.5px;
  grid-column:1 / -1;
}

/* 浏览提示三卡 */
.tips-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.tip-card{
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--r-md);
  box-shadow:var(--shadow);
  padding:28px 26px;
  transition:transform .25s ease,box-shadow .25s ease;
}
.tip-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.tip-index{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:40px;height:40px;
  border-radius:14px;
  background:var(--primary-soft);
  color:var(--primary-dark);
  font-weight:800;
  font-size:15px;
}
.tip-card h3{margin-top:18px;font-size:18px;font-weight:800;letter-spacing:-.2px}
.tip-card p{margin-top:10px;font-size:14.5px;line-height:1.8;color:var(--text-muted)}

/* 短评口碑条 */
.voice-strip{
  display:flex;
  gap:20px;
  overflow-x:auto;
  padding:6px 2px 18px;
  scroll-snap-type:x mandatory;
  -webkit-overflow-scrolling:touch;
}
.voice-strip::-webkit-scrollbar{height:6px}
.voice-strip::-webkit-scrollbar-thumb{background:#CBD8F2;border-radius:99px}
.voice-card{
  flex:0 0 300px;
  scroll-snap-align:start;
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--r-md);
  box-shadow:var(--shadow);
  padding:22px;
  transition:transform .25s ease,box-shadow .25s ease;
}
.voice-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover)}
.voice-top{display:flex;align-items:center;gap:12px}
.avatar{
  width:40px;height:40px;
  border-radius:50%;
  display:grid;place-items:center;
  background:linear-gradient(135deg,var(--primary),var(--accent));
  color:#fff;
  font-size:14px;
  font-weight:800;
  flex:0 0 auto;
}
.voice-name{font-size:14.5px;font-weight:700}
.voice-meta{font-size:12.5px;color:var(--text-muted)}
.voice-card p{margin-top:14px;font-size:14.5px;line-height:1.8;color:var(--text-muted)}
.voice-score{
  display:inline-flex;
  align-items:center;
  gap:6px;
  margin-top:14px;
  height:26px;
  padding:0 12px;
  border-radius:var(--r-pill);
  background:#EAF7F2;
  color:#0E8C6B;
  font-size:12.5px;
  font-weight:700;
}

/* FAQ */
.faq-list{display:grid;gap:14px;max-width:900px}
.faq-item{
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--r-md);
  box-shadow:var(--shadow);
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.faq-item:hover{background:#FBFCFE;border-color:#D7E3FA}
.faq-item[open]{border-color:#C9D9FF;box-shadow:0 16px 40px rgba(47,107,255,.1)}
.faq-item summary{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:20px 24px;
  font-size:16px;
  font-weight:700;
  cursor:pointer;
  list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-ico{
  position:relative;
  flex:0 0 auto;
  width:26px;height:26px;
  border-radius:50%;
  background:var(--primary-soft);
}
.faq-ico::before,.faq-ico::after{
  content:"";
  position:absolute;
  left:50%;top:50%;
  transform:translate(-50%,-50%);
  background:var(--primary);
  border-radius:2px;
}
.faq-ico::before{width:12px;height:2px}
.faq-ico::after{width:2px;height:12px;transition:transform .25s ease}
.faq-item[open] .faq-ico::after{transform:translate(-50%,-50%) scaleY(0)}
.faq-a{
  padding:0 24px 22px;
  font-size:15px;
  line-height:1.85;
  color:var(--text-muted);
}

/* CTA 转化条 */
.cta-band{
  margin-top:80px;
  border-radius:var(--r-lg);
  padding:44px 48px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:36px;
  background:linear-gradient(115deg,#EAF1FF 0%,#F2F7FF 52%,#E9F8F5 100%);
  border:1px solid #DCE7FB;
  position:relative;
  overflow:hidden;
}
.cta-band::before{
  content:"";
  position:absolute;
  right:-60px;top:-70px;
  width:260px;height:260px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(24,183,160,.18),transparent 68%);
}
.cta-band h2{font-size:clamp(22px,2.6vw,30px);font-weight:800;letter-spacing:-.4px;line-height:1.3;position:relative}
.cta-band p{margin-top:10px;font-size:15px;color:var(--text-muted);max-width:52ch;position:relative}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;position:relative}

/* ============ 页脚 ============ */
.site-foot{
  margin-top:88px;
  background:#0F1B33;
  color:#C9D3E6;
  padding:64px 0 28px;
}
.site-foot .brand-mark{color:#fff}
.site-foot .brand-sub{color:#7FA8FF}
.foot-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.1fr;
  gap:40px;
}
.foot-desc{
  margin-top:16px;
  font-size:14px;
  line-height:1.9;
  color:#98A6C0;
  max-width:330px;
}
.foot-col h4{font-size:14px;font-weight:800;color:#fff;margin-bottom:14px;letter-spacing:.4px}
.foot-col ul li{margin-bottom:10px}
.foot-col a{font-size:14px;color:#98A6C0;transition:color .2s ease}
.foot-col a:hover{color:#7FA8FF}
.foot-contact{font-size:14px;line-height:2;color:#98A6C0}
.foot-contact strong{color:#E6EDFA;font-weight:700}
.foot-bottom{
  margin-top:44px;
  padding-top:20px;
  border-top:1px solid rgba(255,255,255,.1);
  display:flex;
  justify-content:space-between;
  gap:12px;
  flex-wrap:wrap;
  font-size:13px;
  color:#7D8CA8;
}

/* ============ 响应式 ============ */
@media (max-width:1200px){
  .dock{gap:12px}
  .dock-nav a{padding:8px 12px;font-size:14px}
}
@media (max-width:1024px){
  .hero-inner{grid-template-columns:1fr;gap:32px}
  .cat-hero{padding:44px 36px}
  .hero-copy h1{max-width:none}
  .pick-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .tips-grid{grid-template-columns:1fr 1fr}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:768px){
  .site-head{padding:10px 0 6px}
  .dock{min-height:58px;padding:0 10px 0 16px;gap:8px}
  .brand-mark{font-size:15.5px}
  .brand-sub{font-size:10.5px;letter-spacing:1.4px}
  .icon-btn{display:none}
  .menu-btn{display:grid}
  .dock-nav{
    position:absolute;
    top:calc(100% + 10px);
    left:0;right:0;
    display:none;
    flex-direction:column;
    align-items:stretch;
    gap:4px;
    margin-left:0;
    padding:10px;
    background:#fff;
    border:1px solid var(--border);
    border-radius:22px;
    box-shadow:0 20px 44px rgba(23,32,51,.14);
  }
  .site-head.nav-open .dock-nav{display:flex}
  .dock-nav a{padding:12px 16px;font-size:15px;border-radius:14px}
  .dock-actions{margin-left:auto}
  .dock-search{padding:12px}
  .dock-search form{flex-wrap:wrap}
  .dock-search input{flex:1 1 100%}
  .dock-search .btn{width:100%}
  .cat-hero{padding:34px 22px;border-radius:26px}
  .hero-card{padding:22px 20px}
  .section{padding-top:56px}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px}
  .pick-grid{
    display:flex;
    gap:16px;
    overflow-x:auto;
    padding:4px 2px 16px;
    scroll-snap-type:x mandatory;
    -webkit-overflow-scrolling:touch;
  }
  .pick-grid::-webkit-scrollbar{height:5px}
  .pick-grid::-webkit-scrollbar-thumb{background:#CBD8F2;border-radius:99px}
  .pick-card{flex:0 0 74%;scroll-snap-align:start}
  .pick-empty{flex:0 0 100%}
  .tips-grid{grid-template-columns:1fr}
  .faq-item summary{padding:18px;font-size:15.5px}
  .faq-a{padding:0 18px 18px;font-size:14.5px}
  .cta-band{flex-direction:column;align-items:flex-start;padding:32px 24px;margin-top:60px}
  .cta-actions{width:100%}
  .site-foot{margin-top:64px;padding:48px 0 24px}
  .foot-grid{grid-template-columns:1fr 1fr;gap:28px}
  .foot-brand{grid-column:1 / -1}
  .foot-desc{max-width:none}
}
@media (max-width:520px){
  :root{--gutter:16px}
  body{font-size:16px}
  .hero-copy h1{font-size:clamp(27px,8vw,34px)}
  .hero-lead{font-size:15.5px}
  .hero-actions .btn{width:100%}
  .pick-card{flex:0 0 86%}
  .voice-card{flex:0 0 82%}
  .foot-grid{grid-template-columns:1fr}
  .foot-bottom{flex-direction:column;gap:6px}
}