/* roulang page: index */
/* ==========================================================================
   爱游戏体育最新官网 · 首页视觉系统
   ========================================================================== */

:root{
  --brand:#00E0A4;
  --brand-ink:#0A8A66;
  --violet:#7B5CFF;
  --lime:#D6FF4B;
  --ink:#10161C;
  --bg:#F6F7F4;
  --surface:#FFFFFF;
  --t1:#15191C;
  --t2:#5A6469;
  --t3:#8A9398;
  --line:rgba(16,22,26,.08);
  --line-dark:rgba(255,255,255,.12);
  --grad:linear-gradient(120deg,#00E0A4 0%,#7B5CFF 100%);
  --grad-soft:linear-gradient(120deg,rgba(0,224,164,.12) 0%,rgba(123,92,255,.12) 100%);
  --radius-xs:10px;
  --radius-sm:16px;
  --radius-md:22px;
  --radius-lg:28px;
  --shadow-1:0 6px 20px rgba(16,22,26,.06);
  --shadow-2:0 18px 40px rgba(16,22,26,.12);
  --shadow-glow:0 20px 50px rgba(0,224,164,.18);
  --nav-w:248px;
  --font-main:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-num:"Barlow Semi Condensed",ui-monospace,"DIN Alternate","Roboto Condensed",sans-serif;
}
@media (min-width:1440px){ :root{ --nav-w:264px; } }

*,*::before,*::after{ box-sizing:border-box; }
html{ -webkit-text-size-adjust:100%; scroll-behavior:smooth; }
body{
  margin:0;
  background:var(--bg);
  color:var(--t1);
  font-family:var(--font-main);
  font-size:16px;
  line-height:1.85;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{ display:block; max-width:100%; height:auto; background:rgba(0,224,164,.08); }
a{ color:var(--brand-ink); text-decoration:none; transition:color .18s ease,opacity .18s ease; }
a:hover{ color:var(--violet); }
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{
  outline:2px solid var(--violet); outline-offset:2px; border-radius:6px;
}
h1,h2,h3,h4,p,ul,ol,figure{ margin:0; padding:0; }
ul,ol{ list-style:none; }
button{ font-family:inherit; font-size:inherit; border:0; background:none; cursor:pointer; color:inherit; }
.num{ font-family:var(--font-num); font-variant-numeric:tabular-nums; }

/* ---------- 布局骨架 ---------- */
.page-wrap{
  margin-left:var(--nav-w);
  min-height:100vh;
  display:flex;
  flex-direction:column;
}
main{ flex:1 1 auto; }
.container{
  width:100%;
  max-width:1280px;
  margin:0 auto;
  padding:0 48px;
}
@media (min-width:1440px){ .container{ max-width:1360px; } }
@media (max-width:1023px){ .container{ padding:0 32px; } }
@media (max-width:639px){ .container{ padding:0 20px; } }

/* Foundation 栅格定制 */
.row{ max-width:none; }
.columns,.column{ padding-left:12px; padding-right:12px; }

/* ---------- 左侧竖向导航 ---------- */
.side-nav{
  position:fixed; top:0; left:0; z-index:80;
  width:var(--nav-w); height:100vh;
  display:flex; flex-direction:column;
  background:var(--surface);
  border-right:1px solid var(--line);
  padding:28px 20px 24px;
  overflow-y:auto;
}
.brand{ padding:0 6px 22px; border-bottom:1px solid var(--line); }
.brand-logo{ display:flex; align-items:center; gap:10px; }
.brand-mark{
  width:38px; height:38px; flex:0 0 38px; border-radius:12px;
  background:var(--grad); color:#fff; font-weight:800; font-size:17px;
  display:flex; align-items:center; justify-content:center;
  box-shadow:0 8px 18px rgba(0,224,164,.28);
}
.brand-text{
  display:flex; flex-direction:column; line-height:1.28;
  font-weight:800; font-size:17px; color:var(--t1); letter-spacing:-.01em;
}
.brand-text em{ font-style:normal; font-size:11.5px; font-weight:600; color:var(--t3); letter-spacing:.08em; }
.brand-slogan{ margin-top:12px; font-size:12px; color:var(--t3); line-height:1.6; }

.side-menu{ display:flex; flex-direction:column; gap:4px; padding:20px 0; flex:1 1 auto; }
.menu-label{
  font-size:11px; letter-spacing:.12em; color:var(--t3);
  font-weight:700; padding:0 12px 8px;
}
.menu-item{
  position:relative; display:flex; align-items:center;
  height:44px; padding:0 14px; border-radius:12px;
  color:var(--t2); font-size:14.5px; font-weight:600;
  transition:background .18s ease,color .18s ease;
}
.menu-item::before{
  content:""; position:absolute; left:0; top:50%;
  width:3px; height:22px; border-radius:999px; background:var(--grad);
  transform:translateY(-50%) scaleY(0); transform-origin:center;
  transition:transform .2s ease;
}
.menu-item:hover{ background:rgba(0,224,164,.10); color:var(--ink); }
.menu-item:hover::before{ transform:translateY(-50%) scaleY(1); }
.menu-item.active{ background:rgba(0,224,164,.10); color:var(--ink); font-weight:700; }
.menu-item.active::before{ transform:translateY(-50%) scaleY(1); }

.side-foot{
  display:flex; flex-direction:column; gap:10px;
  padding-top:20px; border-top:1px solid var(--line);
}
.side-note{ font-size:12px; color:var(--t3); line-height:1.6; padding:0 4px; }

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  border-radius:999px; padding:14px 28px;
  font-weight:800; font-size:15px; line-height:1;
  border:1px solid transparent; cursor:pointer; white-space:nowrap;
  transition:transform .18s ease-out,box-shadow .18s ease-out,background .18s ease-out,color .18s ease-out,filter .18s ease-out;
}
.btn-primary{
  background:var(--grad); color:#fff;
  box-shadow:0 12px 30px rgba(0,224,164,.28);
}
.btn-primary:hover{ color:#fff; filter:brightness(1.06); transform:translateY(-2px); box-shadow:0 18px 40px rgba(0,224,164,.36); }
.btn-primary:active{ transform:translateY(0) scale(.99); }
.btn-ghost{ background:transparent; border-color:var(--brand); color:var(--brand-ink); }
.btn-ghost:hover{ background:rgba(0,224,164,.08); color:var(--brand-ink); transform:translateY(-2px); }
.btn-ghost:active{ transform:translateY(0) scale(.99); }
.btn-sm{ padding:11px 20px; font-size:14px; width:100%; }

.link-arrow{
  display:inline-flex; align-items:center; gap:6px;
  font-size:14px; font-weight:700; color:var(--brand-ink); white-space:nowrap;
}
.link-arrow span{ transition:transform .18s ease; }
.link-arrow:hover span{ transform:translateX(4px); }

.pill{
  display:inline-flex; align-items:center; height:26px; padding:0 12px;
  border-radius:10px; background:rgba(0,224,164,.12);
  color:var(--brand-ink); font-size:12.5px; font-weight:700; white-space:nowrap;
}

/* ---------- 移动端顶栏与抽屉 ---------- */
.mobile-bar{ display:none; }
.drawer-mask{
  position:fixed; inset:0; background:rgba(16,22,26,.48); z-index:90;
}
.mobile-drawer{
  position:fixed; top:0; left:0; bottom:0; width:82vw; max-width:360px; z-index:100;
  background:var(--surface); padding:24px 20px;
  transform:translateX(-102%); transition:transform .26s ease;
  display:flex; flex-direction:column; overflow-y:auto;
}
.mobile-drawer.is-open{ transform:translateX(0); }
@media (max-width:1023px){
  .side-nav{ display:none; }
  .page-wrap{ margin-left:0; }
  .mobile-bar{
    display:flex; align-items:center; justify-content:space-between;
    height:60px; padding:0 20px; position:sticky; top:0; z-index:60;
    background:rgba(255,255,255,.94);
    -webkit-backdrop-filter:blur(10px); backdrop-filter:blur(10px);
    border-bottom:1px solid var(--line);
  }
  .mobile-bar .brand-text{ font-size:16px; }
  .mobile-bar .brand-mark{ width:32px; height:32px; flex:0 0 32px; border-radius:10px; font-size:15px; }
  .burger{
    width:44px; height:44px; display:flex; flex-direction:column;
    align-items:center; justify-content:center; gap:5px; border-radius:12px;
  }
  .burger span{ display:block; width:20px; height:2px; border-radius:2px; background:var(--ink); transition:transform .2s ease,opacity .2s ease; }
  .burger[aria-expanded="true"] span:nth-child(1){ transform:translateY(7px) rotate(45deg); }
  .burger[aria-expanded="true"] span:nth-child(2){ opacity:0; }
  .burger[aria-expanded="true"] span:nth-child(3){ transform:translateY(-7px) rotate(-45deg); }
  .drawer-menu{ display:flex; flex-direction:column; gap:4px; margin-top:8px; }
  .drawer-menu .menu-item{ height:52px; font-size:15.5px; }
  .drawer-close{ align-self:flex-end; width:44px; height:44px; font-size:22px; color:var(--t2); border-radius:12px; }
}

/* ---------- 通用板块 ---------- */
.section{ padding:96px 0; }
.section.tight{ padding:48px 0; }
@media (max-width:639px){ .section{ padding:56px 0; } .section.tight{ padding:32px 0; } }

.sec-head{
  display:flex; align-items:flex-end; justify-content:space-between;
  gap:24px; margin-bottom:24px; flex-wrap:wrap;
}
.eyebrow{
  font-size:12px; font-weight:800; letter-spacing:.12em;
  color:var(--brand-ink); margin-bottom:8px;
}
.sec-head h2{ font-size:clamp(22px,2.8vw,32px); line-height:1.3; font-weight:800; letter-spacing:-.01em; }
.sec-desc{ font-size:14.5px; color:var(--t2); margin-top:8px; max-width:520px; }

/* ---------- Hero ---------- */
.hero{ position:relative; padding:56px 0 64px; overflow:hidden; }
.hero::after{
  content:""; position:absolute; right:-160px; top:-120px;
  width:520px; height:520px; border-radius:50%;
  background:var(--grad); opacity:.10; filter:blur(20px); pointer-events:none;
}
.hero-row{ position:relative; z-index:1; }
@media (min-width:1024px){
  .hero-row{ margin-left:-24px; margin-right:-24px; }
  .hero-row > .columns{ padding-left:24px; padding-right:24px; }
}
.hero-tag{
  display:inline-flex; align-items:center; height:30px; padding:0 14px;
  border-radius:999px; background:var(--grad-soft); color:var(--brand-ink);
  font-size:12.5px; font-weight:700; margin-bottom:18px;
}
.hero h1{
  font-size:clamp(30px,4.2vw,48px); line-height:1.15;
  font-weight:800; letter-spacing:-.01em; color:var(--t1);
}
.hero-sub{
  margin-top:18px; font-size:16.5px; line-height:1.85; color:var(--t2); max-width:520px;
}
.hero-actions{ display:flex; gap:14px; flex-wrap:wrap; margin-top:30px; }
.hero-mini{ display:flex; gap:22px; flex-wrap:wrap; margin-top:34px; }
.hero-mini .mini{ display:flex; align-items:baseline; gap:6px; font-size:13px; color:var(--t3); }
.hero-mini .mini b{ font-size:22px; font-weight:800; color:var(--t1); }

.hero-visual{ display:flex; justify-content:center; margin-top:32px; }
@media (min-width:1024px){ .hero-visual{ margin-top:0; } }
.phone-frame{
  position:relative; width:100%; max-width:340px; margin:0 auto;
  aspect-ratio:9/16; border-radius:var(--radius-lg); overflow:hidden;
  border:1px solid rgba(255,255,255,.18);
  box-shadow:0 30px 60px rgba(16,22,26,.25), 0 0 0 1px rgba(0,224,164,.22);
  background:var(--ink);
}
.phone-frame img{ width:100%; height:100%; object-fit:cover; }
.phone-shade{
  position:absolute; inset:0;
  background:linear-gradient(to top,rgba(16,22,26,.76) 0%,rgba(16,22,26,.10) 52%,rgba(16,22,26,0) 100%);
}
.play-btn{
  position:absolute; top:46%; left:50%; transform:translate(-50%,-50%);
  width:56px; height:56px; border-radius:50%; background:#fff;
  display:flex; align-items:center; justify-content:center;
  box-shadow:0 12px 30px rgba(0,0,0,.28);
}
.play-btn::after{
  content:""; width:0; height:0; margin-left:4px;
  border-left:15px solid var(--brand);
  border-top:9px solid transparent; border-bottom:9px solid transparent;
}
.phone-caption{
  position:absolute; left:18px; right:18px; bottom:30px;
  display:flex; align-items:center; justify-content:space-between;
  color:#fff; font-size:14px; font-weight:700;
}
.phone-caption span{ font-size:12.5px; opacity:.85; }
.progress{
  position:absolute; left:18px; right:18px; bottom:16px; height:3px;
  border-radius:999px; background:rgba(255,255,255,.28); overflow:hidden;
}
.progress i{ display:block; height:100%; width:62%; background:var(--grad); }

/* ---------- 数据徽章条 ---------- */
.stat-band{
  display:grid; grid-template-columns:repeat(4,1fr); gap:1px;
  background:var(--ink); border-radius:var(--radius-lg); overflow:hidden;
  box-shadow:var(--shadow-2);
}
.stat-band .stat{
  padding:28px 24px; background:var(--ink);
  display:flex; flex-direction:column; gap:6px;
}
.stat-band .stat strong{ font-size:clamp(28px,3.4vw,40px); font-weight:800; color:var(--lime); line-height:1; }
.stat-band .stat span{ font-size:11.5px; letter-spacing:.08em; color:#A8B0B4; }
@media (max-width:767px){
  .stat-band{ grid-template-columns:repeat(2,1fr); }
  .stat-band .stat{ padding:20px 18px; }
}

/* ---------- 横滑容器 ---------- */
.hscroll{
  display:flex; gap:24px; overflow-x:auto;
  scroll-snap-type:x mandatory; padding:6px 0 18px;
  scrollbar-width:none; -ms-overflow-style:none;
}
.hscroll::-webkit-scrollbar{ display:none; }
.hscroll > *{ scroll-snap-align:start; flex:0 0 auto; }
@media (max-width:639px){ .hscroll{ gap:16px; padding:4px 0 14px; } }

/* ---------- 片段卡 ---------- */
.clip-card{
  position:relative; width:calc((100% - 72px)/3.5);
  min-width:220px; max-width:320px;
  aspect-ratio:9/16; border-radius:var(--radius-md); overflow:hidden;
  background:var(--ink); box-shadow:var(--shadow-1);
  transition:transform .2s ease-out, box-shadow .2s ease-out;
}
.clip-card:hover{ transform:translateY(-4px); box-shadow:var(--shadow-2); }
.clip-card img{ width:100%; height:100%; object-fit:cover; }
.clip-shade{
  position:absolute; inset:0;
  background:linear-gradient(to top,rgba(16,22,26,.72) 0%,rgba(16,22,26,.05) 55%,rgba(16,22,26,0) 100%);
}
.clip-time{
  position:absolute; top:12px; right:12px; height:24px; padding:0 9px;
  display:inline-flex; align-items:center; border-radius:8px;
  background:rgba(16,22,26,.62); color:#fff; font-size:12px; font-weight:700;
}
.clip-views{
  position:absolute; left:12px; bottom:56px; height:24px; padding:0 10px;
  display:inline-flex; align-items:center; border-radius:999px;
  background:var(--lime); color:var(--ink); font-size:12px; font-weight:800;
}
.clip-title{
  position:absolute; left:14px; right:14px; bottom:14px;
  color:#fff; font-size:15px; font-weight:700; line-height:1.45;
  display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden;
}
@media (max-width:1023px){ .clip-card{ width:calc((100% - 48px)/2.2); } }
@media (max-width:639px){ .clip-card{ width:78%; min-width:0; } }

/* ---------- 种草清单 ---------- */
.seed-list{ background:var(--surface); border:1px solid var(--line); border-radius:var(--radius-lg); box-shadow:var(--shadow-1); overflow:hidden; }
.seed-item{
  display:flex; align-items:center; gap:24px;
  padding:22px 28px; border-bottom:1px solid var(--line);
  transition:transform .2s ease-out, background .2s ease-out;
}
.seed-item:last-child{ border-bottom:0; }
.seed-item:hover{ transform:translateX(4px); background:rgba(0,224,164,.04); color:inherit; }
.seed-item:hover .seed-thumb img{ transform:scale(1.03); }
.seed-num{
  flex:0 0 56px; font-size:32px; font-weight:800; line-height:1;
  background:var(--grad); -webkit-background-clip:text; background-clip:text; color:transparent;
}
.seed-thumb{ flex:0 0 148px; width:148px; aspect-ratio:16/10; border-radius:var(--radius-sm); overflow:hidden; }
.seed-thumb img{ width:100%; height:100%; object-fit:cover; transition:transform .25s ease-out; }
.seed-body{ flex:1 1 auto; min-width:0; }
.seed-body h3{ font-size:17px; font-weight:700; line-height:1.45; margin-bottom:4px; color:var(--t1); }
.seed-body p{ font-size:14px; color:var(--t2); line-height:1.7; }
@media (max-width:767px){
  .seed-item{ gap:14px; padding:16px; align-items:flex-start; }
  .seed-num{ flex:0 0 34px; font-size:22px; }
  .seed-thumb{ flex:0 0 96px; width:96px; aspect-ratio:auto; height:72px; }
  .seed-body h3{ font-size:15.5px; }
  .seed-body p{ font-size:13px; }
  .seed-item .pill{ display:none; }
}

/* ---------- 最新信息（CMS 区） ---------- */
#latest{ scroll-margin-top:80px; }
.news-grid{ row-gap:24px; }
.news-card{
  display:flex; flex-direction:column; height:100%;
  background:var(--surface); border:1px solid var(--line);
  border-radius:var(--radius-md); overflow:hidden; box-shadow:var(--shadow-1);
  transition:transform .2s ease-out, box-shadow .2s ease-out;
}
.news-card:hover{ transform:translateY(-4px); box-shadow:var(--shadow-2); color:inherit; }
.news-card:hover .news-title{ color:var(--brand-ink); }
.news-thumb{ aspect-ratio:16/10; overflow:hidden; }
.news-thumb img{ width:100%; height:100%; object-fit:cover; }
.news-body{ display:flex; flex-direction:column; gap:10px; padding:18px 20px 20px; flex:1 1 auto; }
.news-title{
  font-size:16.5px; font-weight:700; line-height:1.45; color:var(--t1);
  display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden;
  transition:color .18s ease;
}
.news-excerpt{
  font-size:13.5px; color:var(--t2); line-height:1.7;
  display:-webkit-box; -webkit-line-clamp:3; -webkit-box-orient:vertical; overflow:hidden;
}
.news-meta{
  margin-top:auto; display:flex; align-items:center; gap:8px;
  font-size:12.5px; color:var(--t3); padding-top:10px; border-top:1px solid var(--line);
}
.news-meta .arrow{ margin-left:auto; color:var(--brand-ink); font-weight:700; transition:transform .18s ease; }
.news-card:hover .news-meta .arrow{ transform:translateX(4px); }
@media (max-width:639px){
  .news-card{ flex-direction:row; align-items:center; gap:12px; padding:12px; }
  .news-thumb{ flex:0 0 96px; width:96px; aspect-ratio:auto; height:72px; border-radius:var(--radius-xs); }
  .news-body{ padding:0; gap:4px; }
  .news-title{ font-size:15px; -webkit-line-clamp:2; }
  .news-excerpt{ -webkit-line-clamp:2; font-size:12.5px; }
  .news-meta{ border-top:0; padding-top:2px; }
}
.empty-state{
  min-height:200px; display:flex; flex-direction:column; align-items:center; justify-content:center;
  gap:12px; background:rgba(0,224,164,.06); border:1px dashed rgba(0,224,164,.35);
  border-radius:20px; color:var(--t2); font-size:14px; text-align:center; padding:32px;
}
.empty-state .empty-icon{
  width:44px; height:44px; border-radius:50%; background:var(--grad); opacity:.85;
}

/* ---------- 口碑条 ---------- */
.review-card{
  width:300px; flex:0 0 300px;
  background:var(--surface); border:1px solid var(--line);
  border-radius:20px; padding:22px; box-shadow:var(--shadow-1);
  transition:transform .2s ease-out, box-shadow .2s ease-out;
}
.review-card:hover{ transform:translateY(-4px); box-shadow:var(--shadow-2); }
.review-top{ display:flex; align-items:center; gap:12px; margin-bottom:14px; }
.avatar{
  width:40px; height:40px; flex:0 0 40px; border-radius:50%;
  background:var(--grad); color:#fff; font-weight:800; font-size:15px;
  display:flex; align-items:center; justify-content:center;
}
.review-top strong{ display:block; font-size:14.5px; font-weight:700; color:var(--t1); line-height:1.4; }
.review-top span{ display:block; font-size:12px; color:var(--t3); }
.review-text{ font-size:14px; color:var(--t2); line-height:1.75; }
.stars{ margin-top:12px; font-size:13px; letter-spacing:2px; color:#F2B01E; }

/* ---------- CTA 条 ---------- */
.cta-band{
  position:relative; overflow:hidden;
  display:flex; align-items:center; justify-content:space-between; gap:32px;
  padding:44px 48px; border-radius:var(--radius-lg);
  background:var(--grad); box-shadow:var(--shadow-glow);
}
.cta-band h2{ font-size:clamp(20px,2.4vw,28px); font-weight:800; color:#fff; line-height:1.3; }
.cta-band p{ margin-top:8px; font-size:14.5px; color:rgba(255,255,255,.9); }
.cta-band .btn-primary{ background:#10161C; box-shadow:0 12px 30px rgba(16,22,26,.24); flex:0 0 auto; }
.cta-band .btn-primary:hover{ background:#1B242C; box-shadow:0 18px 40px rgba(16,22,26,.32); }
@media (max-width:767px){
  .cta-band{ flex-direction:column; align-items:stretch; padding:32px 24px; gap:20px; }
  .cta-band .btn-primary{ width:100%; }
}

/* ---------- FAQ ---------- */
.faq-wrap{ max-width:880px; }
.faq-acc{
  list-style:none; margin:0; padding:8px 24px;
  background:var(--surface); border:1px solid var(--line);
  border-radius:20px; box-shadow:var(--shadow-1);
}
.faq-acc .accordion-item{ border-bottom:1px solid var(--line); }
.faq-acc .accordion-item:last-child{ border-bottom:0; }
.faq-acc .accordion-title{
  position:relative; display:block; border:0; background:transparent;
  padding:20px 44px 20px 0; font-size:16px; font-weight:600;
  color:var(--t1); transition:color .18s ease;
}
.faq-acc .accordion-title:hover{ color:var(--brand-ink); }
.faq-acc .accordion-title::before{
  content:"+"; position:absolute; right:8px; top:50%; transform:translateY(-50%);
  font-size:20px; font-weight:700; color:var(--brand-ink); line-height:1;
  transition:transform .24s ease;
}
.faq-acc .accordion-item.is-active .accordion-title::before{ content:"−"; }
.faq-acc .accordion-content{
  border:0; background:transparent; padding:0 44px 20px 0;
  font-size:14.5px; color:var(--t2); line-height:1.85;
}
@media (max-width:639px){
  .faq-acc{ padding:6px 18px; }
  .faq-acc .accordion-title{ font-size:15px; }
  .faq-acc .accordion-content{ padding-right:24px; }
}

/* ---------- 页脚 ---------- */
.site-footer{ background:var(--ink); color:#A8B0B4; padding:72px 0 28px; margin-top:96px; }
@media (max-width:639px){ .site-footer{ padding:48px 0 24px; margin-top:56px; } }
.f-row{ row-gap:32px; }
.f-brand{ display:flex; align-items:center; gap:10px; margin-bottom:14px; }
.f-brand .brand-mark{ width:34px; height:34px; flex:0 0 34px; border-radius:10px; font-size:15px; }
.f-brand-text{ display:flex; flex-direction:column; line-height:1.3; font-size:16px; font-weight:800; color:#fff; }
.f-brand-text em{ font-style:normal; font-size:11px; font-weight:600; color:#7C868B; letter-spacing:.08em; }
.f-desc{ font-size:13.5px; line-height:1.8; color:#8E979C; max-width:280px; }
.f-inline{ display:flex; gap:16px; margin-top:14px; font-size:13.5px; }
.f-title{ font-size:13px; font-weight:800; letter-spacing:.1em; color:#fff; margin-bottom:14px; }
.f-list{ display:flex; flex-direction:column; gap:10px; font-size:14px; }
.f-list a,.f-inline a{ color:#A8B0B4; }
.f-list a:hover,.f-inline a:hover{ color:var(--lime); }
.f-bottom{
  margin-top:48px; padding-top:22px; border-top:1px solid var(--line-dark);
  display:flex; align-items:center; justify-content:space-between; gap:16px; flex-wrap:wrap;
  font-size:13px; color:#7C868B;
}
.f-bottom .to-top{ color:#A8B0B4; font-weight:700; }
.f-bottom .to-top:hover{ color:var(--lime); }

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *,*::before,*::after{ animation:none !important; transition:none !important; }
  .clip-card:hover,.news-card:hover,.seed-item:hover,.review-card:hover{ transform:none; }
}

/* roulang page: article */
:root{
  --brand:#00E0A4;
  --brand-deep:#03976e;
  --brand-2:#7B5CFF;
  --lime:#D6FF4B;
  --ink:#10161C;
  --text:#15191C;
  --muted:#5A6469;
  --faint:#8A9398;
  --bg:#F6F7F4;
  --card:#FFFFFF;
  --line:rgba(16,22,26,.08);
  --line-dark:rgba(255,255,255,.12);
  --grad:linear-gradient(120deg,#00E0A4 0%,#7B5CFF 100%);
  --font-sans:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-num:"Barlow Semi Condensed",ui-monospace,"DIN Alternate","Roboto Condensed",sans-serif;
  --r-tag:10px;
  --r-in:16px;
  --r-card:24px;
  --r-xl:28px;
  --r-pill:999px;
  --sh-1:0 6px 20px rgba(16,22,26,.06);
  --sh-2:0 18px 40px rgba(16,22,26,.12);
  --sh-brand:0 20px 50px rgba(0,224,164,.18);
  --side-w:248px;
  --gutter:48px;
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5,h6{
  margin:0 0 12px;
  font-family:var(--font-sans);
  font-weight:800;
  line-height:1.3;
  color:var(--text);
  letter-spacing:-.01em;
}
p{margin:0 0 1em;font-size:inherit;line-height:1.85;font-family:var(--font-sans);}
ul,ol{margin:0;padding:0;list-style:none;}
img{max-width:100%;height:auto;display:block;}
a{color:var(--text);text-decoration:none;background:transparent;transition:color .18s var(--ease);}
a:hover{color:var(--brand-deep);}
button{font-family:inherit;cursor:pointer;}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;}
:focus-visible{outline:2px solid var(--brand-2);outline-offset:2px;border-radius:6px;}

/* 布局骨架 */
.layout{position:relative;min-height:100vh;}
.page-main{margin-left:var(--side-w);min-height:60vh;}
.page-inner{max-width:1280px;margin:0 auto;padding:32px var(--gutter) 0;}
.container{width:100%;max-width:1280px;margin:0 auto;padding:0 var(--gutter);}

/* 侧栏 */
.side-nav{
  position:fixed;top:0;left:0;width:var(--side-w);height:100vh;
  display:flex;flex-direction:column;gap:4px;
  padding:28px 20px 24px;background:#fff;border-right:1px solid var(--line);
  overflow-y:auto;z-index:88;
}
.brand{display:flex;align-items:center;gap:10px;}
.brand:hover{color:var(--text);}
.brand-mark{
  width:38px;height:38px;flex:0 0 auto;border-radius:12px;
  background:var(--grad);color:#fff;font-weight:800;font-size:18px;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 18px rgba(0,224,164,.28);
}
.brand-text{display:flex;flex-direction:column;font-size:16px;font-weight:800;line-height:1.25;}
.brand-text em{font-style:normal;font-size:11px;font-weight:600;letter-spacing:.14em;color:var(--faint);}
.brand-slogan{margin:14px 0 20px;font-size:12px;line-height:1.7;color:var(--faint);}
.side-menu{display:flex;flex-direction:column;gap:4px;}
.menu-label{font-size:11px;letter-spacing:.16em;color:var(--faint);font-weight:600;margin:4px 0 8px 6px;}
.menu-item{
  position:relative;display:flex;align-items:center;height:44px;
  padding:0 14px 0 18px;border-radius:12px;font-size:15px;
  color:var(--muted);font-weight:500;
  transition:background .18s var(--ease),color .18s var(--ease);
}
.menu-item::before{
  content:"";position:absolute;left:0;top:50%;width:3px;height:20px;border-radius:3px;
  background:var(--grad);transform:translateY(-50%) scaleY(0);
  transition:transform .18s var(--ease);
}
.menu-item:hover{background:rgba(0,224,164,.10);color:var(--ink);}
.menu-item:hover::before{transform:translateY(-50%) scaleY(1);}
.menu-item.active{background:rgba(0,224,164,.10);color:var(--ink);font-weight:700;}
.menu-item.active::before{transform:translateY(-50%) scaleY(1);}
.side-foot{margin-top:auto;padding-top:20px;border-top:1px solid var(--line);}
.side-note{margin:12px 0 0;font-size:11px;line-height:1.7;color:var(--faint);}

/* 移动顶栏 */
.mobile-bar{
  display:none;position:fixed;top:0;left:0;right:0;height:60px;z-index:92;
  align-items:center;justify-content:space-between;padding:0 20px;
  background:rgba(255,255,255,.95);border-bottom:1px solid var(--line);
  backdrop-filter:blur(10px);
}
.hamburger{
  width:44px;height:44px;border:none;background:transparent;padding:11px 9px;
  display:flex;flex-direction:column;justify-content:center;gap:5px;border-radius:12px;
}
.hamburger span{display:block;height:2px;border-radius:2px;background:var(--ink);transition:transform .2s var(--ease);}
.hamburger:hover{background:rgba(0,224,164,.10);}
.drawer-mask{
  position:fixed;inset:0;background:rgba(16,22,26,.5);
  opacity:0;visibility:hidden;transition:opacity .24s var(--ease),visibility .24s;
  z-index:80;
}
body.drawer-open .drawer-mask{opacity:1;visibility:visible;}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;border:none;border-radius:var(--r-pill);
  font-size:15px;font-weight:800;line-height:1.2;text-align:center;
  transition:transform .18s var(--ease),box-shadow .18s var(--ease),filter .18s var(--ease),background .18s var(--ease),color .18s var(--ease);
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 26px rgba(0,224,164,.24);}
.btn-primary:hover{color:#fff;filter:brightness(1.06);transform:translateY(-2px);box-shadow:var(--sh-brand);}
.btn-primary:active{transform:translateY(0) scale(.99);}
.btn-light{background:#fff;color:var(--ink);box-shadow:0 10px 26px rgba(16,22,26,.16);}
.btn-light:hover{color:var(--ink);transform:translateY(-2px);box-shadow:0 18px 36px rgba(16,22,26,.22);}
.btn-ghost{background:transparent;border:1px solid var(--brand);color:var(--brand-deep);}
.btn-ghost:hover{background:rgba(0,224,164,.10);color:var(--brand-deep);}
.btn-sm{padding:10px 20px;font-size:14px;}
.btn-block{width:100%;}
.text-link{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand-deep);
}
.text-link i{transition:transform .18s var(--ease);}
.text-link:hover i{transform:translateX(4px);}

/* 面包屑 */
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--faint);margin:8px 0 24px;
}
.breadcrumb a{color:var(--faint);}
.breadcrumb a:hover{color:var(--brand-deep);}
.breadcrumb .sep{color:rgba(16,22,26,.2);}
.breadcrumb .current{
  color:var(--muted);max-width:46vw;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}

/* 文章头 */
.post-head{padding-bottom:28px;border-bottom:1px solid var(--line);margin-bottom:28px;}
.post-title{
  font-size:clamp(26px,3.4vw,40px);line-height:1.24;font-weight:800;
  margin:0 0 18px;letter-spacing:-.01em;
}
.post-meta{display:flex;flex-wrap:wrap;align-items:center;gap:6px 14px;font-size:13px;color:var(--faint);}
.post-meta .meta-item{display:inline-flex;align-items:center;gap:6px;}
.post-meta .meta-item + .meta-item::before{
  content:"";width:3px;height:3px;border-radius:50%;background:rgba(16,22,26,.22);margin-right:8px;
}
.tag-cat{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:var(--r-tag);
  background:rgba(0,224,164,.12);color:var(--brand-deep);font-size:12px;font-weight:700;letter-spacing:.02em;
}
.tag-cat::before{display:none;}

/* 封面 */
.post-cover{margin:0 0 36px;}
.post-cover img{
  width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--r-card);
  background:rgba(0,224,164,.08);box-shadow:var(--sh-1);
}
.post-cover figcaption{text-align:center;font-size:13px;color:var(--faint);margin-top:12px;}

/* 正文两栏 */
.article-row{display:flex;flex-wrap:wrap;align-items:flex-start;}
.article-col-main{width:100%;min-width:0;}
.article-col-side{width:100%;margin-top:48px;}
.side-sticky{position:sticky;top:32px;}

/* 正文排版 */
.article-body{font-size:16px;line-height:1.9;color:var(--text);max-width:760px;}
.article-body p{margin:0 0 1.15em;}
.article-body h2{
  font-size:22px;line-height:1.45;margin:40px 0 16px;padding-left:14px;position:relative;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:4px;background:var(--grad);
}
.article-body h3{font-size:18px;line-height:1.5;margin:28px 0 12px;}
.article-body strong{font-weight:800;}
.article-body a{color:var(--brand-deep);border-bottom:1px solid rgba(0,224,164,.4);}
.article-body a:hover{color:var(--brand-2);border-color:rgba(123,92,255,.5);}
.article-body img{border-radius:var(--r-in);margin:20px 0;background:rgba(0,224,164,.08);}
.article-body figure{margin:24px 0;}
.article-body figure img{margin:0;}
.article-body figcaption{text-align:center;font-size:13px;color:var(--faint);margin-top:10px;}
.article-body ul{list-style:disc;padding-left:1.35em;margin:0 0 1.15em;}
.article-body ol{list-style:decimal;padding-left:1.45em;margin:0 0 1.15em;}
.article-body li{margin:6px 0;line-height:1.85;}
.article-body li::marker{color:var(--brand-deep);font-weight:700;}
.article-body blockquote{
  position:relative;margin:24px 0;padding:20px 24px 20px 28px;
  background:var(--card);border-radius:12px;box-shadow:var(--sh-1);color:var(--muted);
}
.article-body blockquote::before{
  content:"";position:absolute;left:0;top:16px;bottom:16px;width:4px;border-radius:4px;background:var(--grad);
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body table{
  width:100%;border-collapse:separate;border-spacing:0;margin:24px 0;font-size:15px;
  border:1px solid var(--line);border-radius:12px;overflow:hidden;background:var(--card);
}
.article-body th,.article-body td{padding:12px 16px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top;}
.article-body th{background:#F2F4F1;font-weight:700;}
.article-body tr:last-child td{border-bottom:none;}
.article-body hr{border:none;height:1px;background:var(--line);margin:32px 0;}
.article-body code{
  font-family:var(--font-num);background:rgba(16,22,26,.06);padding:2px 6px;border-radius:6px;font-size:14px;
}

/* 空态 */
.article-empty{
  background:var(--card);border:1px solid var(--line);border-radius:20px;
  padding:56px 32px;text-align:center;box-shadow:var(--sh-1);max-width:760px;
}
.article-empty .empty-title{font-size:20px;font-weight:800;margin-bottom:8px;}
.article-empty .empty-desc{color:var(--muted);font-size:15px;margin-bottom:24px;}

/* 正文结束动作 */
.post-actions{
  display:flex;flex-wrap:wrap;align-items:center;gap:20px;justify-content:space-between;
  margin-top:40px;padding:24px 28px;background:var(--card);
  border:1px solid var(--line);border-radius:20px;box-shadow:var(--sh-1);max-width:760px;
}

/* 侧栏 */
.side-block{
  background:var(--card);border:1px solid var(--line);border-radius:20px;
  padding:22px 22px 12px;box-shadow:var(--sh-1);margin-bottom:20px;
}
.side-title{font-size:15px;font-weight:800;margin:0 0 14px;display:flex;align-items:center;gap:8px;}
.side-title::after{content:"";flex:1;height:1px;background:var(--line);}
.rel-list li + li{border-top:1px solid var(--line);}
.rel-list a{display:flex;align-items:center;gap:12px;padding:12px 0;border-radius:12px;}
.rel-list a:hover .rel-text strong{color:var(--brand-deep);}
.rel-list img{
  width:88px;height:64px;flex:0 0 auto;object-fit:cover;border-radius:12px;
  background:rgba(0,224,164,.08);transition:transform .2s var(--ease);
}
.rel-list a:hover img{transform:scale(1.03);}
.rel-text{display:flex;flex-direction:column;gap:4px;min-width:0;}
.rel-text strong{
  font-size:14px;font-weight:700;line-height:1.45;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.rel-text em{font-style:normal;font-size:12px;color:var(--faint);}
.side-block-dark{
  background:var(--ink);border-color:var(--line-dark);color:#fff;
}
.side-block-dark .side-dark-title{font-size:16px;font-weight:800;color:#fff;margin-bottom:8px;}
.side-block-dark .side-dark-desc{font-size:13px;line-height:1.7;color:#A8B0B4;margin-bottom:16px;}

/* 区块标题组 */
.sect-head{margin:0 0 28px;max-width:720px;}
.eyebrow{
  display:inline-block;font-size:12px;letter-spacing:.14em;font-weight:700;
  color:var(--brand-deep);margin:0 0 10px;
}
.sect-head h2{font-size:clamp(22px,2.8vw,30px);margin-bottom:10px;}
.sect-desc{color:var(--muted);font-size:15px;margin:0;}

/* FAQ */
.faq-section{padding:72px 0 0;}
.faq-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;align-items:start;}
.accordion{
  margin:0;background:var(--card);border:1px solid var(--line);border-radius:20px;
  overflow:hidden;box-shadow:var(--sh-1);
}
.accordion .accordion-item{border:none;background:transparent;}
.accordion .accordion-title{
  position:relative;display:block;padding:18px 52px 18px 24px;
  font-size:16px;font-weight:600;color:var(--text);border-bottom:1px solid var(--line);
  transition:color .18s var(--ease),background .18s var(--ease);
}
.accordion .accordion-title:hover{color:var(--brand-deep);background:rgba(0,224,164,.05);}
.accordion .accordion-title::before{
  content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);
  font-family:var(--font-num);font-size:20px;font-weight:700;color:var(--brand-deep);line-height:1;
}
.accordion .is-active > .accordion-title::before{content:"\2212";}
.accordion .is-active > .accordion-title{color:var(--brand-deep);}
.accordion .accordion-content{
  padding:16px 24px 20px;border-bottom:1px solid var(--line);
  font-size:15px;line-height:1.8;color:var(--muted);background:#FCFDFB;
}
.accordion .accordion-item:last-child > .accordion-title,
.accordion .accordion-item:last-child > .accordion-content{border-bottom:none;}
.accordion .accordion-content p:last-child{margin-bottom:0;}

/* CTA 条 */
.cta-band{
  position:relative;overflow:hidden;margin:72px 0 0;padding:40px 44px;
  border-radius:var(--r-xl);color:#fff;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px;
  background-image:linear-gradient(120deg,rgba(0,224,164,.94) 0%,rgba(123,92,255,.94) 100%),url("/assets/images/backpic/back-3.webp");
  background-size:cover;background-position:center;
  box-shadow:var(--sh-brand);
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-80px;width:260px;height:260px;border-radius:50%;
  background:rgba(255,255,255,.14);
}
.cta-copy{position:relative;z-index:2;max-width:560px;}
.cta-copy h2{color:#fff;font-size:clamp(20px,2.4vw,26px);margin-bottom:8px;}
.cta-copy p{color:rgba(255,255,255,.9);font-size:14px;margin:0;}
.cta-band .btn{position:relative;z-index:2;}

/* 页脚 */
.site-footer{
  margin-left:var(--side-w);margin-top:88px;padding:64px 0 28px;
  background:var(--ink);color:#A8B0B4;font-size:14px;
}
.site-footer .row{max-width:1280px;}
.f-row{display:flex;flex-wrap:wrap;align-items:flex-start;row-gap:32px;}
.f-row > [class*="columns"]{flex:0 0 auto;padding-left:15px;padding-right:15px;}
.f-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.f-brand .brand-mark{width:34px;height:34px;font-size:16px;}
.f-brand-text{font-size:16px;font-weight:800;color:#fff;display:flex;flex-direction:column;line-height:1.25;}
.f-brand-text em{font-style:normal;font-size:11px;font-weight:600;letter-spacing:.14em;color:var(--brand);}
.f-desc{font-size:13px;line-height:1.75;color:#A8B0B4;margin:0;}
.f-inline{display:flex;gap:16px;margin-top:14px;}
.f-inline a{font-size:13px;color:#A8B0B4;}
.f-inline a:hover{color:var(--lime);}
.f-title{font-size:13px;font-weight:700;letter-spacing:.08em;color:#fff;margin:0 0 14px;}
.f-list li{margin-bottom:10px;}
.f-list a{font-size:14px;color:#A8B0B4;}
.f-list a:hover{color:var(--lime);}
.f-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  max-width:1280px;margin:40px auto 0;padding:20px 15px 0;
  border-top:1px solid var(--line-dark);font-size:13px;color:#8A9398;
}
.to-top{color:#A8B0B4;}
.to-top:hover{color:var(--lime);}

/* 响应式 */
@media screen and (min-width:1440px){
  :root{--side-w:264px;--gutter:48px;}
}
@media screen and (min-width:1024px){
  .article-col-main{width:calc(100% - 336px);padding-right:56px;}
  .article-col-side{width:336px;margin-top:0;}
}
@media screen and (max-width:1023px){
  :root{--gutter:32px;}
  .side-nav{
    width:78vw;max-width:340px;transform:translateX(-102%);
    transition:transform .28s var(--ease);box-shadow:0 24px 60px rgba(16,22,26,.22);
  }
  body.drawer-open .side-nav{transform:translateX(0);}
  .mobile-bar{display:flex;}
  .page-main{margin-left:0;padding-top:60px;}
  .site-footer{margin-left:0;margin-top:64px;padding-top:56px;}
  .faq-grid{grid-template-columns:1fr;}
  .faq-section{padding:56px 0 0;}
  .cta-band{margin-top:56px;padding:32px 28px;}
  .breadcrumb .current{max-width:60vw;}
}
@media screen and (max-width:639px){
  :root{--gutter:20px;}
  .page-inner{padding-top:20px;}
  .post-cover img{aspect-ratio:4/3;}
  .article-body{font-size:15.5px;line-height:1.85;}
  .article-body h2{font-size:20px;}
  .article-body h3{font-size:17px;}
  .post-actions{flex-direction:column;align-items:stretch;gap:14px;}
  .post-actions .btn{width:100%;}
  .cta-band{flex-direction:column;align-items:flex-start;}
  .cta-band .btn{width:100%;}
  .side-block{padding:18px 16px 8px;}
  .site-footer{padding-bottom:24px;}
  .f-row{row-gap:28px;}
  .f-bottom{justify-content:flex-start;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition-duration:.01ms !important;scroll-behavior:auto !important;}
  .btn:hover,.rel-list a:hover img{transform:none !important;}
}

/* roulang page: category1 */
:root{
  --brand:#00E0A4;
  --brand-deep:#0A9E77;
  --violet:#7B5CFF;
  --lime:#D6FF4B;
  --ink:#10161C;
  --paper:#F6F7F4;
  --card:#FFFFFF;
  --t1:#15191C;
  --t2:#5A6469;
  --t3:#8A9398;
  --line:rgba(16,22,26,.08);
  --line-dark:rgba(255,255,255,.12);
  --grad:linear-gradient(120deg,#00E0A4 0%,#7B5CFF 100%);
  --r-tag:10px;
  --r-sm:16px;
  --r-card:24px;
  --r-pill:999px;
  --sh-1:0 6px 20px rgba(16,22,26,.06);
  --sh-2:0 18px 40px rgba(16,22,26,.12);
  --sh-brand:0 20px 50px rgba(0,224,164,.18);
  --side-w:248px;
  --font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-num:"Barlow Semi Condensed",ui-monospace,"DIN Alternate","Roboto Condensed",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  color:var(--t1);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font-family:inherit;font-size:inherit}
::selection{background:rgba(0,224,164,.28)}
:focus-visible{outline:2px solid var(--violet);outline-offset:2px;border-radius:6px}

/* ===== 左侧竖向导航 ===== */
.drawer-toggle{position:absolute;width:0;height:0;opacity:0;pointer-events:none}
.drawer-mask{display:none}
.site-header{
  position:fixed;
  top:0;
  left:0;
  width:var(--side-w);
  height:100vh;
  background:var(--card);
  border-right:1px solid var(--line);
  display:flex;
  flex-direction:column;
  padding:28px 18px 22px;
  z-index:70;
}
.brand-area{display:block}
.brand{display:flex;align-items:center;gap:10px}
.brand-mark{
  width:40px;
  height:40px;
  flex:0 0 40px;
  border-radius:14px;
  background:var(--grad);
  color:#fff;
  font-weight:800;
  font-size:18px;
  display:grid;
  place-items:center;
  box-shadow:0 8px 22px rgba(0,224,164,.28);
}
.brand-text{
  display:flex;
  flex-direction:column;
  font-weight:800;
  font-size:17px;
  line-height:1.2;
  letter-spacing:-.01em;
  color:var(--t1);
}
.brand-text em{
  font-style:normal;
  font-size:11px;
  font-weight:600;
  letter-spacing:.14em;
  color:var(--t3);
  margin-top:2px;
}
.brand-slogan{
  margin-top:12px;
  font-size:12.5px;
  line-height:1.6;
  color:var(--t3);
}
.drawer-btn{display:none}
.side-drawer{display:contents}
.side-menu{
  margin-top:30px;
  display:flex;
  flex-direction:column;
  gap:4px;
}
.menu-label{
  font-size:11px;
  font-weight:600;
  letter-spacing:.12em;
  color:var(--t3);
  margin:0 0 6px 16px;
}
.menu-item{
  position:relative;
  display:flex;
  align-items:center;
  height:44px;
  padding-left:18px;
  border-radius:12px;
  font-size:15px;
  color:var(--t2);
  transition:background .18s ease-out,color .18s ease-out;
}
.menu-item::before{
  content:"";
  position:absolute;
  left:0;
  top:12px;
  bottom:12px;
  width:3px;
  border-radius:3px;
  background:var(--grad);
  opacity:0;
  transition:opacity .18s ease-out;
}
.menu-item:hover{background:rgba(0,224,164,.10);color:var(--ink)}
.menu-item:hover::before{opacity:1}
.menu-item.active{background:rgba(0,224,164,.10);color:var(--ink);font-weight:700}
.menu-item.active::before{opacity:1}
.side-foot{
  margin-top:auto;
  padding-top:20px;
  border-top:1px solid var(--line);
}
.side-foot .btn{width:100%}
.side-note{
  margin-top:14px;
  font-size:11.5px;
  line-height:1.7;
  color:var(--t3);
}
.drawer-close{display:none}

/* ===== 按钮与文字链 ===== */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:14px 28px;
  border:1px solid transparent;
  border-radius:var(--r-pill);
  font-size:15px;
  font-weight:800;
  line-height:1.2;
  cursor:pointer;
  white-space:nowrap;
  transition:transform .18s ease-out,box-shadow .18s ease-out,background .18s ease-out,filter .18s ease-out,color .18s ease-out;
}
.btn-main{
  background:var(--grad);
  color:#fff;
  box-shadow:0 12px 30px rgba(0,224,164,.28);
}
.btn-main:hover{
  filter:brightness(1.06);
  transform:translateY(-2px);
  box-shadow:0 18px 42px rgba(0,224,164,.34);
  background:linear-gradient(128deg,#00E0A4 0%,#7B5CFF 100%);
}
.btn-main:active{transform:translateY(0) scale(.99)}
.btn-ghost{
  background:transparent;
  border-color:rgba(0,224,164,.6);
  color:var(--brand-deep);
}
.btn-ghost:hover{background:rgba(0,224,164,.10);color:#087a5b;transform:translateY(-2px)}
.btn-light{
  background:#fff;
  color:var(--ink);
  box-shadow:0 12px 26px rgba(16,22,26,.16);
}
.btn-light:hover{transform:translateY(-2px);box-shadow:0 18px 34px rgba(16,22,26,.22)}
.text-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  font-weight:700;
  color:var(--brand-deep);
}
.text-link .arrow{display:inline-block;transition:transform .18s ease-out}
.text-link:hover .arrow{transform:translateX(4px)}

/* ===== 页面骨架 ===== */
.page-shell{
  margin-left:var(--side-w);
  min-height:100vh;
  display:flex;
  flex-direction:column;
}
.container{
  width:100%;
  max-width:1280px;
  margin:0 auto;
  padding:0 48px;
}
.section{padding:76px 0}
.section-tight{padding:56px 0}

/* ===== 分类 Hero ===== */
.cat-hero{
  position:relative;
  overflow:hidden;
  background:var(--ink);
  display:flex;
  align-items:center;
  min-height:288px;
  padding:64px 0 60px;
}
.cat-hero-bg{
  position:absolute;
  inset:0;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;
  background-position:center;
  transform:scale(1.02);
}
.cat-hero-bg::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(120deg,rgba(16,22,26,.94) 0%,rgba(16,22,26,.78) 44%,rgba(123,92,255,.66) 100%);
}
.cat-hero-inner{position:relative;z-index:2}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12px;
  font-weight:700;
  letter-spacing:.12em;
  color:var(--lime);
  margin-bottom:16px;
}
.eyebrow::before{
  content:"";
  width:18px;
  height:2px;
  border-radius:2px;
  background:var(--grad);
}
.eyebrow.on-light{color:var(--brand-deep)}
.cat-hero h1{
  font-size:clamp(30px,3.8vw,44px);
  line-height:1.15;
  font-weight:800;
  letter-spacing:-.01em;
  color:#fff;
}
.cat-hero-desc{
  max-width:640px;
  margin-top:16px;
  font-size:16px;
  line-height:1.8;
  color:rgba(255,255,255,.84);
}
.cat-hero .btn{margin-top:28px}

/* ===== 面包屑 ===== */
.crumb{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--t3);
  padding:22px 0 0;
  flex-wrap:wrap;
}
.crumb a{color:var(--t2);transition:color .18s ease-out}
.crumb a:hover{color:var(--brand-deep)}
.crumb .sep{color:var(--t3)}
.crumb .cur{color:var(--t3)}

/* ===== 区块标题 ===== */
.section-head{margin-bottom:28px}
.section-head h2{
  font-size:clamp(22px,2.6vw,30px);
  line-height:1.3;
  font-weight:800;
  letter-spacing:-.01em;
  color:var(--t1);
}
.section-head p{
  margin-top:10px;
  font-size:14.5px;
  color:var(--t2);
  max-width:660px;
}

/* ===== 筛选标签 ===== */
.filter-row{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-bottom:28px;
}
.chip{
  display:inline-flex;
  align-items:center;
  height:36px;
  padding:0 18px;
  border-radius:var(--r-pill);
  border:1px solid var(--line);
  background:var(--card);
  color:var(--t2);
  font-size:13.5px;
  font-weight:600;
  transition:all .18s ease-out;
  cursor:pointer;
}
.chip:hover{
  border-color:rgba(0,224,164,.5);
  color:var(--brand-deep);
  transform:translateY(-1px);
}
.chip.active{
  background:var(--grad);
  color:#fff;
  border-color:transparent;
  box-shadow:0 8px 20px rgba(0,224,164,.25);
}

/* ===== 卡片网格 ===== */
.card-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:24px;
  margin:0;
}
.card-grid .columns{width:auto;float:none;padding:0}
.live-card{
  display:block;
  height:100%;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--sh-1);
  transition:transform .18s ease-out,box-shadow .18s ease-out;
}
.live-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.live-card:hover .lc-title{color:var(--brand-deep)}
.lc-cover{
  position:relative;
  aspect-ratio:4 / 5;
  overflow:hidden;
  background:rgba(0,224,164,.08);
}
.lc-cover img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .4s ease-out;
}
.live-card:hover .lc-cover img{transform:scale(1.04)}
.lc-cover::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(to top,rgba(16,22,26,.62) 0%,rgba(16,22,26,.06) 52%,rgba(16,22,26,0) 100%);
}
.lc-badge{
  position:absolute;
  left:14px;
  bottom:14px;
  z-index:2;
  padding:5px 12px;
  border-radius:var(--r-pill);
  background:var(--lime);
  color:var(--ink);
  font-family:var(--font-num);
  font-size:12.5px;
  font-weight:800;
  letter-spacing:.02em;
  font-variant-numeric:tabular-nums;
}
.lc-body{padding:18px 20px 22px}
.lc-title{
  font-size:18px;
  line-height:1.45;
  font-weight:700;
  letter-spacing:-.01em;
  color:var(--t1);
  transition:color .18s ease-out;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.lc-desc{
  margin-top:8px;
  font-size:13.5px;
  line-height:1.7;
  color:var(--t2);
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.lc-foot{
  display:flex;
  align-items:center;
  gap:8px;
  margin-top:16px;
}
.tag{
  display:inline-flex;
  align-items:center;
  padding:4px 12px;
  border-radius:var(--r-tag);
  background:rgba(0,224,164,.12);
  color:#087a5b;
  font-size:12px;
  font-weight:700;
  letter-spacing:.02em;
}

/* ===== 数据徽章条 ===== */
.stat-band{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:12px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh-1);
  padding:30px 12px;
}
.stat-cell{
  text-align:center;
  padding:0 14px;
  border-right:1px solid var(--line);
}
.stat-cell:last-child{border-right:none}
.stat-num{
  display:block;
  font-family:var(--font-num);
  font-variant-numeric:tabular-nums;
  font-size:clamp(28px,3vw,40px);
  font-weight:800;
  line-height:1;
  background:linear-gradient(120deg,#0AA97C 0%,#7B5CFF 100%);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.stat-label{
  display:block;
  margin-top:10px;
  font-size:11.5px;
  font-weight:600;
  letter-spacing:.08em;
  color:var(--t3);
}

/* ===== 底部 CTA 条 ===== */
.cta-bar{
  position:relative;
  overflow:hidden;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:28px;
  min-height:148px;
  padding:34px 42px;
  border-radius:28px;
  background:var(--grad);
  box-shadow:var(--sh-brand);
}
.cta-bar::after{
  content:"";
  position:absolute;
  right:-60px;
  top:-70px;
  width:260px;
  height:260px;
  border-radius:50%;
  background:rgba(255,255,255,.16);
}
.cta-bar > *{position:relative;z-index:2}
.cta-h{
  font-size:clamp(20px,2.2vw,26px);
  line-height:1.35;
  font-weight:800;
  letter-spacing:-.01em;
  color:#fff;
}
.cta-p{
  margin-top:8px;
  font-size:14.5px;
  line-height:1.7;
  color:rgba(255,255,255,.9);
  max-width:560px;
}

/* ===== FAQ ===== */
.faq-list{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:16px;
}
.faq-item{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:20px;
  box-shadow:var(--sh-1);
  padding:2px 24px;
  transition:box-shadow .18s ease-out;
}
.faq-item:hover{box-shadow:var(--sh-2)}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:18px 0;
  font-size:16px;
  font-weight:600;
  color:var(--t1);
  line-height:1.5;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";
  flex:0 0 auto;
  font-size:20px;
  font-weight:400;
  line-height:1;
  color:var(--brand-deep);
  transition:transform .24s ease-out;
}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-body{
  padding:0 0 20px;
  font-size:14.5px;
  line-height:1.8;
  color:var(--t2);
  border-top:1px solid var(--line);
  padding-top:16px;
}

/* ===== 页脚 ===== */
.site-footer{
  background:var(--ink);
  color:#A8B0B4;
  padding:72px 0 30px;
  margin-top:auto;
}
.site-footer .row{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:36px;
  margin:0;
  max-width:none;
}
.site-footer .columns{width:auto;float:none;padding:0}
.f-brand{display:flex;align-items:center;gap:10px}
.f-brand-text{
  display:flex;
  flex-direction:column;
  font-size:17px;
  font-weight:800;
  line-height:1.2;
  color:#fff;
}
.f-brand-text em{
  font-style:normal;
  font-size:11px;
  font-weight:600;
  letter-spacing:.14em;
  color:rgba(255,255,255,.5);
  margin-top:2px;
}
.f-desc{
  margin-top:14px;
  font-size:14px;
  line-height:1.8;
  color:#8f999e;
}
.f-inline{display:flex;gap:18px;margin-top:16px;flex-wrap:wrap}
.f-inline a{font-size:14px;font-weight:600;color:var(--lime);transition:opacity .18s ease-out}
.f-inline a:hover{opacity:.78}
.f-title{
  font-size:13px;
  font-weight:700;
  letter-spacing:.12em;
  color:#fff;
  margin-bottom:16px;
}
.f-list li{margin-bottom:10px}
.f-list a{font-size:14px;color:#A8B0B4;transition:color .18s ease-out}
.f-list a:hover{color:var(--lime)}
.f-bottom{
  margin-top:52px;
  padding-top:22px;
  border-top:1px solid var(--line-dark);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:13px;
  color:#7d878c;
}
.to-top{color:var(--lime);font-weight:600}
.to-top:hover{opacity:.8}

/* ===== 响应式 ===== */
@media (min-width:1440px){
  :root{--side-w:264px}
  .container{max-width:1360px}
}
@media (max-width:1023px){
  .site-header{
    position:fixed;
    top:0;
    left:0;
    right:0;
    width:100%;
    height:60px;
    flex-direction:row;
    align-items:center;
    gap:12px;
    padding:0 16px;
    border-right:none;
    border-bottom:1px solid var(--line);
    z-index:70;
  }
  .brand-area{display:flex;align-items:center}
  .brand-text{font-size:16px}
  .brand-text em{font-size:10px}
  .brand-slogan{display:none}
  .drawer-btn{
    display:flex;
    flex-direction:column;
    justify-content:center;
    gap:5px;
    width:44px;
    height:44px;
    margin-left:auto;
    padding:0 10px;
    border-radius:12px;
    cursor:pointer;
    transition:background .18s ease-out;
  }
  .drawer-btn span{
    display:block;
    height:2px;
    border-radius:2px;
    background:var(--ink);
    transition:background .18s ease-out;
  }
  .drawer-btn:hover{background:rgba(0,224,164,.10)}
  .side-drawer{
    display:flex;
    flex-direction:column;
    position:fixed;
    top:0;
    left:0;
    width:80vw;
    max-width:340px;
    height:100vh;
    padding:26px 18px 24px;
    background:var(--card);
    box-shadow:24px 0 60px rgba(16,22,26,.18);
    transform:translateX(-102%);
    transition:transform .28s ease-out;
    overflow-y:auto;
    z-index:90;
  }
  #drawerToggle:checked ~ .site-header .side-drawer{transform:translateX(0)}
  #drawerToggle:checked ~ .drawer-mask{opacity:1;pointer-events:auto}
  .drawer-mask{
    display:block;
    position:fixed;
    inset:0;
    background:rgba(16,22,26,.5);
    opacity:0;
    pointer-events:none;
    transition:opacity .28s ease-out;
    z-index:88;
  }
  .drawer-close{
    display:flex;
    align-items:center;
    justify-content:center;
    position:absolute;
    top:20px;
    right:18px;
    width:40px;
    height:40px;
    border-radius:12px;
    font-size:22px;
    line-height:1;
    color:var(--t2);
    cursor:pointer;
    transition:background .18s ease-out;
  }
  .drawer-close:hover{background:rgba(16,22,26,.06)}
  .side-menu{margin-top:44px;gap:4px}
  .menu-item{height:52px;font-size:16px}
  .side-foot{margin-top:28px}
  .page-shell{margin-left:0;padding-top:60px}
  .container{padding:0 32px}
  .cat-hero{min-height:260px;padding:52px 0 48px}
  .section{padding:64px 0}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .site-footer .row{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px}
}
@media (max-width:639px){
  .container{padding:0 20px}
  .cat-hero{min-height:230px;padding:44px 0 40px}
  .cat-hero-desc{font-size:15px}
  .section{padding:56px 0}
  .filter-row{gap:8px;margin-bottom:22px}
  .chip{height:34px;padding:0 15px;font-size:13px}
  .card-grid{grid-template-columns:1fr;gap:16px}
  .lc-cover{aspect-ratio:16 / 10}
  .stat-band{
    display:flex;
    overflow-x:auto;
    scroll-snap-type:x mandatory;
    gap:12px;
    padding:20px;
    -webkit-overflow-scrolling:touch;
    scrollbar-width:none;
  }
  .stat-band::-webkit-scrollbar{display:none}
  .stat-cell{
    flex:0 0 62%;
    scroll-snap-align:start;
    border-right:none;
    text-align:left;
    padding:4px 8px;
  }
  .cta-bar{
    flex-direction:column;
    align-items:flex-start;
    padding:28px 24px;
    min-height:0;
    gap:20px;
  }
  .cta-bar .btn{width:100%}
  .faq-list{grid-template-columns:1fr}
  .faq-item{padding:2px 18px}
  .site-footer{padding:56px 0 26px}
  .site-footer .row{grid-template-columns:1fr;gap:28px}
  .f-bottom{margin-top:36px;flex-direction:column;align-items:flex-start;gap:10px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{transition-duration:.01ms !important;animation-duration:.01ms !important}
  .live-card:hover,.btn:hover{transform:none !important}
}

/* roulang page: category3 */
:root{
  --c-main:#00E0A4;
  --c-main-ink:#0B8F6C;
  --c-purple:#7B5CFF;
  --c-lime:#D6FF4B;
  --c-dark:#10161C;
  --bg:#F6F7F4;
  --card:#FFFFFF;
  --t1:#15191C;
  --t2:#5A6469;
  --t3:#8A9398;
  --line:rgba(16,22,26,.08);
  --line-dark:rgba(255,255,255,.12);
  --grad:linear-gradient(120deg,#00E0A4 0%,#7B5CFF 100%);
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --r-xl:28px;
  --r-pill:999px;
  --sh-1:0 6px 20px rgba(16,22,26,.06);
  --sh-2:0 18px 40px rgba(16,22,26,.12);
  --sh-glow:0 20px 50px rgba(0,224,164,.18);
  --side:248px;
  --font-sans:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-num:ui-monospace,"DIN Alternate","Roboto Condensed","Barlow Semi Condensed",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--t1);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body,button,input,select,textarea{font-family:var(--font-sans);}
h1,h2,h3,h4,h5,h6{margin:0;font-family:var(--font-sans);color:var(--t1);letter-spacing:-0.01em;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
img{max-width:100%;display:block;border:0;}
a{color:var(--c-main-ink);text-decoration:none;transition:color .18s ease-out,opacity .18s ease-out;}
a:hover{color:var(--c-purple);}
button{background:none;border:0;cursor:pointer;}
.num,.stat-num,.card-num{font-family:var(--font-num);font-variant-numeric:tabular-nums;}

/* ---------- 布局容器 ---------- */
.container{
  width:100%;
  max-width:1280px;
  margin:0 auto;
  padding:0 48px;
}
.container > .row{max-width:none;margin-left:-12px;margin-right:-12px;}
.row{max-width:1280px;}
.columns,.column{padding-left:12px;padding-right:12px;}

/* ---------- 左侧竖向导航 ---------- */
.site-nav{
  position:fixed;
  top:0;
  left:0;
  width:var(--side);
  height:100vh;
  background:#fff;
  border-right:1px solid var(--line);
  display:flex;
  flex-direction:column;
  padding:26px 16px 20px;
  z-index:60;
  overflow-y:auto;
}
.side-brand{
  display:flex;
  align-items:center;
  gap:10px;
  padding:0 8px 18px;
  border-bottom:1px solid var(--line);
  margin-bottom:18px;
}
.brand-mark{
  width:38px;height:38px;
  flex:0 0 38px;
  border-radius:12px;
  background:var(--grad);
  color:#fff;
  font-weight:800;
  font-size:18px;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 18px rgba(0,224,164,.28);
}
.brand-text{
  display:block;
  font-size:16px;
  font-weight:800;
  line-height:1.25;
  color:var(--t1);
  letter-spacing:-0.01em;
}
.brand-text em{
  display:block;
  font-style:normal;
  font-size:11px;
  font-weight:600;
  letter-spacing:.12em;
  color:var(--t3);
  margin-top:3px;
}
.menu-label{
  font-size:11px;
  letter-spacing:.12em;
  color:var(--t3);
  padding:0 10px 10px;
  font-weight:600;
}
.side-menu{display:flex;flex-direction:column;gap:4px;}
.menu-item{
  position:relative;
  display:flex;
  align-items:center;
  min-height:44px;
  padding:0 12px 0 18px;
  border-radius:12px;
  font-size:14.5px;
  color:var(--t2);
  font-weight:500;
  transition:background .18s ease-out,color .18s ease-out;
}
.menu-item::before{
  content:"";
  position:absolute;
  left:0;top:50%;
  transform:translateY(-50%) scaleY(0);
  width:3px;height:20px;
  border-radius:3px;
  background:var(--grad);
  transition:transform .18s ease-out;
}
.menu-item:hover{background:rgba(0,224,164,.10);color:var(--t1);}
.menu-item:hover::before{transform:translateY(-50%) scaleY(1);}
.menu-item.active{background:rgba(0,224,164,.10);color:var(--t1);font-weight:700;}
.menu-item.active::before{transform:translateY(-50%) scaleY(1);}
.menu-item:focus-visible{outline:2px solid var(--c-purple);outline-offset:2px;}
.side-foot{margin-top:auto;padding-top:20px;border-top:1px solid var(--line);}
.side-note{font-size:12px;color:var(--t3);line-height:1.6;margin-top:10px;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  border-radius:var(--r-pill);
  font-size:15px;
  font-weight:800;
  padding:14px 28px;
  line-height:1.2;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .18s ease-out,box-shadow .18s ease-out,background-color .18s ease-out,background-position .18s ease-out,color .18s ease-out;
  white-space:nowrap;
}
.btn-main{
  background-image:var(--grad);
  background-size:160% 160%;
  background-position:0 50%;
  color:#fff;
  box-shadow:0 10px 28px rgba(0,224,164,.28);
  border:0;
}
.btn-main:hover{
  color:#fff;
  transform:translateY(-2px);
  box-shadow:0 16px 36px rgba(16,22,26,.18);
  background-position:100% 50%;
}
.btn-main:active{transform:translateY(0) scale(.99);}
.btn-ghost{
  background:transparent;
  border:1px solid var(--c-main-ink);
  color:var(--c-main-ink);
}
.btn-ghost:hover{background:rgba(0,224,164,.10);color:var(--c-main-ink);}
.btn-ghost-on-dark{border-color:rgba(255,255,255,.55);color:#fff;}
.btn-ghost-on-dark:hover{background:rgba(255,255,255,.14);color:#fff;}
.btn-sm{padding:11px 20px;font-size:14px;width:100%;}
.btn:focus-visible{outline:2px solid var(--c-purple);outline-offset:2px;}

.link-more{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  font-weight:700;
  color:var(--c-main-ink);
}
.link-more i{font-style:normal;transition:transform .18s ease-out;}
.link-more:hover i{transform:translateX(4px);}

/* ---------- 移动端顶栏与抽屉 ---------- */
.mobile-bar{display:none;}
.drawer{
  position:fixed;
  top:0;right:0;
  width:80vw;
  max-width:380px;
  height:100vh;
  background:#fff;
  z-index:90;
  transform:translateX(102%);
  transition:transform .26s ease-out;
  padding:24px 20px;
  overflow-y:auto;
  box-shadow:-12px 0 40px rgba(16,22,26,.14);
}
.drawer.is-open{transform:translateX(0);}
.drawer .menu-item{min-height:52px;font-size:16px;}
.drawer-title{
  font-size:12px;
  letter-spacing:.12em;
  color:var(--t3);
  font-weight:600;
  padding:0 10px 12px;
}
.drawer-head{
  display:flex;align-items:center;justify-content:space-between;
  margin-bottom:18px;padding-bottom:14px;border-bottom:1px solid var(--line);
}
.drawer-close{
  width:44px;height:44px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  color:var(--t2);font-size:20px;
}
.drawer-close:hover{background:rgba(0,224,164,.10);}
.mask{
  position:fixed;inset:0;background:rgba(16,22,26,.48);
  opacity:0;visibility:hidden;transition:opacity .24s ease-out,visibility .24s ease-out;
  z-index:80;
}
body.drawer-open .mask{opacity:1;visibility:visible;}

/* ---------- 内容区偏移 ---------- */
.content-wrap{margin-left:var(--side);min-height:100vh;}

/* ---------- Hero ---------- */
.cat-hero{
  position:relative;
  min-height:300px;
  display:flex;
  align-items:center;
  padding:72px 0 64px;
  overflow:hidden;
  background:var(--c-dark);
}
.cat-hero-img{
  position:absolute;inset:0;width:100%;height:100%;
  object-fit:cover;opacity:.6;
}
.cat-hero-mask{
  position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(16,22,26,.94) 0%,rgba(16,22,26,.78) 42%,rgba(123,92,255,.58) 100%);
}
.cat-hero-inner{position:relative;z-index:2;color:#fff;max-width:760px;}
.hero-brand{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.14em;font-weight:700;
  color:var(--c-lime);
  margin-bottom:14px;
}
.hero-brand::before{
  content:"";width:6px;height:6px;border-radius:50%;background:var(--c-lime);
  box-shadow:0 0 0 4px rgba(214,255,75,.18);
}
.cat-hero h1{
  color:#fff;
  font-size:clamp(30px,4.2vw,48px);
  line-height:1.15;
  font-weight:800;
  margin-bottom:16px;
}
.hero-sub{
  color:rgba(255,255,255,.84);
  font-size:16px;
  line-height:1.85;
  max-width:560px;
  margin-bottom:28px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;}

/* ---------- 面包屑 ---------- */
.crumb-bar{background:#fff;border-bottom:1px solid var(--line);}
.crumb{
  display:flex;align-items:center;gap:8px;
  font-size:13px;color:var(--t3);
  padding:14px 0;
  flex-wrap:wrap;
}
.crumb li{display:flex;align-items:center;gap:8px;}
.crumb li + li::before{content:"/";color:var(--t3);}
.crumb a{color:var(--t2);}
.crumb a:hover{color:var(--c-main-ink);}
.crumb .current{color:var(--t3);}

/* ---------- 通用板块 ---------- */
.sec{padding:96px 0;}
.sec-alt{background:#fff;}
.sec-head{margin-bottom:32px;}
.sec-head .row{align-items:flex-end;}
.eyebrow{
  display:inline-block;
  font-size:12px;
  letter-spacing:.12em;
  font-weight:700;
  color:var(--c-main-ink);
  margin-bottom:10px;
}
.sec-head h2{
  font-size:clamp(22px,2.8vw,32px);
  line-height:1.3;
  font-weight:800;
  margin-bottom:10px;
}
.sec-desc{color:var(--t2);font-size:15px;max-width:640px;}
.sec-link{text-align:right;}

/* ---------- 编号清单流 ---------- */
.num-list{border-top:1px solid var(--line);}
.num-item{
  display:grid;
  grid-template-columns:118px 1fr;
  gap:24px;
  align-items:start;
  padding:28px 20px 28px 0;
  border-bottom:1px solid var(--line);
  transition:background-color .18s ease-out,padding-left .18s ease-out;
}
.num-item:hover{background:rgba(0,224,164,.05);padding-left:10px;}
.num{
  font-size:40px;
  font-weight:800;
  line-height:1;
  background-image:var(--grad);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
  padding-top:2px;
}
.num-item h3{
  font-size:19px;
  font-weight:700;
  line-height:1.45;
  margin-bottom:8px;
}
.num-item p{
  color:var(--t2);
  font-size:15px;
  line-height:1.8;
  max-width:760px;
  margin-bottom:12px;
}

/* ---------- 三步流程 ---------- */
.flow-media{
  border-radius:var(--r-lg);
  overflow:hidden;
  box-shadow:var(--sh-1);
  position:relative;
  aspect-ratio:4/3;
  background:rgba(0,224,164,.08);
}
.flow-media img{width:100%;height:100%;object-fit:cover;}
.flow-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(16,22,26,0) 45%,rgba(16,22,26,.62) 100%);
}
.flow-media span{
  position:absolute;left:20px;bottom:16px;z-index:2;
  color:#fff;font-size:13px;font-weight:600;letter-spacing:.02em;
}
.flow-steps{display:flex;flex-direction:column;gap:18px;}
.flow-step{
  display:flex;gap:16px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:20px 22px;
  box-shadow:var(--sh-1);
  transition:transform .18s ease-out,box-shadow .18s ease-out;
}
.flow-step:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.flow-idx{
  flex:0 0 42px;width:42px;height:42px;border-radius:12px;
  background:rgba(0,224,164,.12);
  color:var(--c-main-ink);
  font-family:var(--font-num);
  font-weight:800;font-size:18px;
  display:flex;align-items:center;justify-content:center;
}
.flow-step h3{font-size:17px;font-weight:700;margin-bottom:6px;}
.flow-step p{color:var(--t2);font-size:14.5px;line-height:1.8;}

/* ---------- 数据徽章条 ---------- */
.stat-strip{
  background:var(--c-dark);
  border-radius:var(--r-xl);
  padding:34px 32px;
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
  box-shadow:0 20px 50px rgba(16,22,26,.16);
}
.stat-cell{text-align:left;}
.stat-num{
  font-size:34px;
  font-weight:800;
  line-height:1.1;
  color:var(--c-lime);
  display:block;
  margin-bottom:6px;
}
.stat-num small{font-size:15px;font-weight:700;margin-left:2px;}
.stat-label{
  font-size:12px;
  letter-spacing:.08em;
  color:rgba(255,255,255,.66);
  line-height:1.6;
}

/* ---------- CTA 条 ---------- */
.cta-card{
  background-image:var(--grad);
  border-radius:var(--r-xl);
  padding:34px 40px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:28px;
  box-shadow:var(--sh-glow);
}
.cta-card h2{
  color:#fff;
  font-size:clamp(20px,2.4vw,26px);
  font-weight:800;
  margin-bottom:8px;
}
.cta-card p{color:rgba(255,255,255,.9);font-size:15px;}
.cta-card .btn{
  background:#fff;
  color:var(--c-dark);
  box-shadow:0 12px 30px rgba(16,22,26,.18);
  flex:0 0 auto;
}
.cta-card .btn:hover{transform:translateY(-2px);color:var(--c-dark);}

/* ---------- FAQ ---------- */
.faq-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:20px;
  padding:8px 24px;
  box-shadow:var(--sh-1);
}
.accordion{margin:0;border:0;background:transparent;}
.accordion .accordion-item{
  border:0;
  border-bottom:1px solid var(--line);
  background:transparent;
}
.accordion .accordion-item:last-child{border-bottom:0;}
.accordion .accordion-title{
  display:block;
  position:relative;
  padding:20px 48px 20px 4px;
  font-size:16px;
  font-weight:600;
  color:var(--t1);
  border:0;
  background:transparent;
  line-height:1.6;
}
.accordion .accordion-title::before{
  content:"+";
  position:absolute;
  top:50%;right:8px;
  width:28px;height:28px;
  margin-top:-14px;
  border-radius:9px;
  background:rgba(0,224,164,.12);
  color:var(--c-main-ink);
  font-size:18px;
  font-weight:700;
  display:flex;align-items:center;justify-content:center;
  transition:transform .24s ease-out,background-color .24s ease-out;
  line-height:1;
}
.accordion .accordion-item.is-active .accordion-title::before{
  content:"−";
  transform:rotate(180deg);
  background:rgba(123,92,255,.14);
  color:var(--c-purple);
}
.accordion .accordion-title:hover{color:var(--c-main-ink);}
.accordion .accordion-title:focus-visible{outline:2px solid var(--c-purple);outline-offset:2px;border-radius:8px;}
.accordion .accordion-content{
  display:block;
  max-height:0;
  overflow:hidden;
  opacity:0;
  padding:0 48px 0 4px;
  border:0;
  background:transparent;
  color:var(--t2);
  font-size:15px;
  line-height:1.85;
  transition:max-height .24s ease-out,opacity .24s ease-out,padding .24s ease-out;
}
.accordion .accordion-item.is-active > .accordion-content{
  max-height:460px;
  opacity:1;
  padding:0 48px 22px 4px;
}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--c-dark);
  padding:72px 0 28px;
  color:rgba(255,255,255,.72);
  margin-top:96px;
}
.f-row{margin-bottom:24px;}
.f-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.f-brand-text{
  font-size:16px;font-weight:800;color:#fff;line-height:1.25;
}
.f-brand-text em{
  display:block;font-style:normal;font-size:11px;font-weight:600;
  letter-spacing:.12em;color:rgba(255,255,255,.5);margin-top:3px;
}
.f-desc{font-size:14px;line-height:1.8;color:#A8B0B4;max-width:300px;}
.f-inline{display:flex;gap:18px;margin-top:16px;}
.f-inline a{font-size:14px;color:#A8B0B4;}
.f-inline a:hover{color:var(--c-lime);}
.f-title{
  font-size:13px;font-weight:700;letter-spacing:.12em;
  color:#fff;margin-bottom:16px;
}
.f-list li{margin-bottom:10px;}
.f-list a{font-size:14px;color:#A8B0B4;}
.f-list a:hover{color:var(--c-lime);}
.f-bottom{
  border-top:1px solid var(--line-dark);
  padding-top:20px;
  margin-top:32px;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  font-size:13px;
  color:#A8B0B4;
}
.to-top{color:#A8B0B4;font-weight:600;}
.to-top:hover{color:var(--c-lime);}

/* ---------- 响应式 ---------- */
@media screen and (min-width:1440px){
  :root{--side:264px;}
  .container{max-width:1360px;}
  .row{max-width:1360px;}
}
@media screen and (max-width:1023px){
  :root{--side:0px;}
  .site-nav{display:none;}
  .content-wrap{margin-left:0;}
  .mobile-bar{
    display:flex;
    align-items:center;
    justify-content:space-between;
    height:60px;
    padding:0 20px;
    background:#fff;
    border-bottom:1px solid var(--line);
    position:sticky;
    top:0;
    z-index:70;
  }
  .mobile-bar .brand-text{font-size:16px;}
  .burger{
    width:44px;height:44px;
    border-radius:12px;
    display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;
  }
  .burger span{display:block;width:20px;height:2px;border-radius:2px;background:var(--t1);}
  .burger:hover{background:rgba(0,224,164,.10);}
  .container{padding:0 32px;}
  .sec{padding:72px 0;}
  .site-footer{margin-top:72px;}
}
@media screen and (max-width:767px){
  .container{padding:0 20px;}
  .sec{padding:56px 0;}
  .cat-hero{padding:48px 0 44px;min-height:0;}
  .hero-sub{font-size:15px;}
  .cat-hero-inner{max-width:100%;}
  .num-item{grid-template-columns:64px 1fr;gap:14px;padding:22px 0;}
  .num{font-size:28px;}
  .num-item h3{font-size:17px;}
  .sec-link{text-align:left;margin-top:14px;}
  .flow-media{aspect-ratio:16/10;margin-bottom:18px;}
  .stat-strip{
    grid-template-columns:1fr;
    gap:18px;
    padding:26px 22px;
    border-radius:22px;
  }
  .stat-cell{display:flex;align-items:baseline;gap:14px;}
  .stat-num{margin-bottom:0;font-size:28px;flex:0 0 auto;}
  .cta-card{
    flex-direction:column;
    align-items:flex-start;
    padding:28px 24px;
    gap:20px;
  }
  .cta-card .btn{width:100%;}
  .faq-card{padding:4px 16px;}
  .accordion .accordion-title{padding:18px 44px 18px 2px;font-size:15.5px;}
  .accordion .accordion-content{padding-right:44px;padding-left:2px;}
  .accordion .accordion-item.is-active > .accordion-content{padding:0 44px 20px 2px;}
  .site-footer{padding:56px 0 24px;}
  .f-brand{margin-top:8px;}
  .f-row > .columns{margin-bottom:28px;}
  .f-bottom{flex-direction:column;align-items:flex-start;}
  .sec-head h2{font-size:22px;}
  .hero-actions .btn{flex:1 1 auto;}
}
@media screen and (max-width:520px){
  .btn{padding:13px 22px;font-size:14px;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .hero-actions .btn{width:100%;}
}
@media (prefers-reduced-motion: reduce){
  *{transition:none !important;animation:none !important;}
  html{scroll-behavior:auto;}
}

/* roulang page: category2 */
:root{
  --brand:#00E0A4;
  --brand2:#7B5CFF;
  --lime:#D6FF4B;
  --ink:#10161C;
  --bg:#F6F7F4;
  --card:#FFFFFF;
  --text:#15191C;
  --muted:#5A6469;
  --weak:#8A9398;
  --line:rgba(16,22,26,.08);
  --line-dark:rgba(255,255,255,.12);
  --grad:linear-gradient(120deg,#00E0A4 0%,#7B5CFF 100%);
  --r-xs:10px;
  --r-sm:16px;
  --r-md:22px;
  --r-lg:24px;
  --r-xl:28px;
  --pill:999px;
  --sh1:0 6px 20px rgba(16,22,26,.06);
  --sh2:0 18px 40px rgba(16,22,26,.12);
  --sh-glow:0 20px 50px rgba(0,224,164,.18);
  --font-sans:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-num:"Barlow Semi Condensed",ui-monospace,"DIN Alternate","Roboto Condensed",sans-serif;
  --nav-w:248px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none}
a{color:inherit;text-decoration:none;background-color:transparent}
p{margin:0 0 1.1em}
h1,h2,h3,h4{margin:0;font-family:var(--font-sans);letter-spacing:-0.01em;color:var(--text)}
h1{font-size:clamp(30px,4.2vw,48px);line-height:1.15;font-weight:800}
h2{font-size:clamp(22px,2.8vw,32px);line-height:1.3;font-weight:800}
h3{font-size:19px;line-height:1.45;font-weight:700}
ul{margin:0;padding:0;list-style:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
:focus-visible{outline:2px solid var(--brand2);outline-offset:2px;border-radius:6px}

/* ---------- layout ---------- */
.main-wrap{
  margin-left:var(--nav-w);
  min-height:100vh;
  overflow-x:hidden;
}
.container{
  width:100%;
  max-width:1280px;
  margin:0 auto;
  padding:0 48px;
}
.row{display:flex;flex-wrap:wrap;margin-left:-12px;margin-right:-12px}
.columns{padding-left:12px;padding-right:12px;width:100%}
@media screen and (min-width:640px){
  .columns.medium-6{width:50%}
}
@media screen and (min-width:1024px){
  .columns.large-3{width:25%}
  .columns.large-4{width:33.3333%}
  .columns.large-6{width:50%}
}

/* ---------- side nav ---------- */
.side-nav{
  position:fixed;
  top:0;left:0;
  width:var(--nav-w);
  height:100vh;
  background:var(--card);
  border-right:1px solid var(--line);
  padding:28px 20px 24px;
  display:flex;
  flex-direction:column;
  gap:22px;
  overflow-y:auto;
  z-index:60;
}
.brand{
  display:flex;
  align-items:center;
  gap:12px;
  padding:4px 4px 18px;
  border-bottom:1px solid var(--line);
}
.brand-mark{
  flex:0 0 40px;
  width:40px;height:40px;
  border-radius:12px;
  background:var(--grad);
  color:#fff;
  font-weight:800;
  font-size:19px;
  display:flex;
  align-items:center;
  justify-content:center;
  box-shadow:var(--sh-glow);
}
.brand-text{
  font-size:16px;
  font-weight:800;
  line-height:1.25;
  letter-spacing:-0.01em;
}
.brand-text em{
  display:block;
  font-style:normal;
  font-size:11px;
  font-weight:500;
  color:var(--weak);
  letter-spacing:.08em;
  margin-top:2px;
}
.menu-label{
  font-size:11px;
  letter-spacing:.12em;
  color:var(--weak);
  margin:0 0 8px 8px;
}
.side-menu{display:flex;flex-direction:column;gap:4px}
.menu-item{
  position:relative;
  display:flex;
  align-items:center;
  gap:10px;
  height:44px;
  padding:0 14px 0 18px;
  border-radius:12px;
  font-size:14.5px;
  color:var(--muted);
  transition:background .18s ease-out,color .18s ease-out;
}
.menu-item::before{
  content:"";
  position:absolute;
  left:4px;top:50%;
  width:3px;height:0;
  border-radius:3px;
  background:var(--grad);
  transform:translateY(-50%);
  transition:height .2s ease-out;
}
.menu-item .mi-ico{
  flex:0 0 6px;
  width:6px;height:6px;
  border-radius:50%;
  background:rgba(16,22,26,.18);
  transition:background .18s ease-out;
}
.menu-item:hover{background:rgba(0,224,164,.10);color:#10161C}
.menu-item:hover::before{height:20px}
.menu-item:hover .mi-ico{background:var(--brand)}
.menu-item.active{
  background:rgba(0,224,164,.10);
  color:#10161C;
  font-weight:700;
}
.menu-item.active::before{height:22px}
.menu-item.active .mi-ico{background:var(--brand2)}
.side-foot{
  margin-top:auto;
  padding-top:18px;
  border-top:1px solid var(--line);
}
.side-foot p{
  font-size:11.5px;
  color:var(--weak);
  line-height:1.7;
  margin:12px 0 0;
}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:14px 28px;
  border-radius:var(--pill);
  font-size:15px;
  font-weight:800;
  line-height:1;
  color:#fff;
  background:var(--grad);
  border:0;
  transition:transform .18s ease-out,box-shadow .18s ease-out,filter .18s ease-out;
  box-shadow:var(--sh-glow);
  white-space:nowrap;
}
.btn:hover{filter:brightness(1.06);transform:translateY(-2px);box-shadow:0 24px 54px rgba(0,224,164,.26)}
.btn:active{transform:translateY(0) scale(.99)}
.btn-ghost{
  background:transparent;
  color:var(--brand);
  border:1px solid var(--brand);
  box-shadow:none;
}
.btn-ghost:hover{background:rgba(0,224,164,.10);filter:none;box-shadow:none}
.btn-block{width:100%}
.link-arrow{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  font-weight:700;
  color:var(--brand2);
}
.link-arrow span{transition:transform .18s ease-out;display:inline-block}
.link-arrow:hover span{transform:translateX(4px)}

/* ---------- topbar (mobile) ---------- */
.topbar{
  display:none;
  position:fixed;
  top:0;left:0;right:0;
  height:60px;
  background:#fff;
  border-bottom:1px solid var(--line);
  align-items:center;
  justify-content:space-between;
  padding:0 16px;
  z-index:70;
}
.topbar .brand{padding:0;border:0;gap:10px}
.topbar .brand-mark{flex:0 0 34px;width:34px;height:34px;font-size:16px;border-radius:10px}
.topbar .brand-text{font-size:16px}
.hamburger{
  width:44px;height:44px;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:5px;
  border-radius:12px;
  transition:background .18s ease-out;
}
.hamburger:hover{background:rgba(0,224,164,.10)}
.hamburger i{
  display:block;
  width:20px;height:2px;
  border-radius:2px;
  background:var(--ink);
}
.drawer{
  position:fixed;
  top:0;left:0;
  width:82vw;
  max-width:340px;
  height:100%;
  background:#fff;
  padding:24px 20px;
  overflow-y:auto;
  z-index:90;
  transform:translateX(-104%);
  transition:transform .26s ease-out;
}
.drawer.open{transform:none}
.drawer .menu-item{height:52px}
.drawer-mask{
  position:fixed;
  inset:0;
  background:rgba(16,22,26,.5);
  opacity:0;
  visibility:hidden;
  transition:opacity .24s ease-out,visibility .24s ease-out;
  z-index:80;
}
.drawer-mask.open{opacity:1;visibility:visible}

/* ---------- page head / banner ---------- */
.page-head{padding:40px 0 8px}
.banner{
  position:relative;
  min-height:280px;
  border-radius:var(--r-xl);
  overflow:hidden;
  display:flex;
  align-items:center;
  box-shadow:var(--sh1);
}
.banner::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;
  background-position:center;
}
.banner::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(100deg,rgba(16,22,26,.88) 0%,rgba(16,22,26,.62) 52%,rgba(123,92,255,.46) 100%);
}
.banner-inner{
  position:relative;
  z-index:2;
  padding:48px;
  max-width:660px;
}
.eyebrow{
  display:inline-block;
  font-size:12px;
  letter-spacing:.12em;
  color:var(--brand);
  margin-bottom:12px;
  font-weight:700;
}
.banner h1{color:#fff;margin-bottom:14px}
.banner p{
  color:rgba(255,255,255,.86);
  font-size:16px;
  margin-bottom:26px;
  max-width:520px;
}
.crumb{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:8px;
  font-size:13px;
  color:var(--weak);
  padding:18px 4px 0;
}
.crumb a{transition:color .18s ease-out}
.crumb a:hover{color:var(--brand2)}
.crumb .sep{color:#C6CCC9}
.crumb .now{color:var(--muted)}

/* ---------- section ---------- */
.section{padding:96px 0 0}
.section-tight{padding:64px 0 0}
.sec-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:24px;
}
.sec-head h2{margin-bottom:8px}
.sec-head .sub{
  font-size:14.5px;
  color:var(--muted);
  margin:0;
  max-width:560px;
}
.tag-row{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-bottom:28px;
}
.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:8px 16px;
  font-size:13px;
  border-radius:var(--pill);
  background:#fff;
  border:1px solid var(--line);
  color:var(--muted);
  transition:border-color .18s ease-out,color .18s ease-out,transform .18s ease-out,background .18s ease-out;
}
.tag:hover{border-color:var(--brand);color:var(--ink);transform:translateY(-2px)}
.tag.is-on{
  background:rgba(0,224,164,.12);
  border-color:rgba(0,224,164,.5);
  color:#0C7A5B;
  font-weight:700;
}
.chip{
  display:inline-flex;
  align-items:center;
  padding:5px 12px;
  border-radius:var(--r-xs);
  font-size:12px;
  font-weight:700;
  background:rgba(123,92,255,.12);
  color:#5B41D6;
}
.chip-mint{background:rgba(0,224,164,.14);color:#0C7A5B}

/* ---------- 交错长条 ---------- */
.zig{
  display:flex;
  align-items:center;
  gap:32px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:24px;
  box-shadow:var(--sh1);
  margin-bottom:24px;
  transition:transform .22s ease-out,box-shadow .22s ease-out;
}
.zig:hover{transform:translateY(-4px);box-shadow:var(--sh2)}
.zig.rev{flex-direction:row-reverse}
.zig-media{
  flex:0 0 48%;
  border-radius:var(--r-sm);
  overflow:hidden;
  background:rgba(0,224,164,.08);
}
.zig-media img{
  width:100%;
  aspect-ratio:16/10;
  object-fit:cover;
  transition:transform .3s ease-out;
}
.zig:hover .zig-media img{transform:scale(1.03)}
.zig-body{flex:1 1 52%;min-width:0}
.zig-body h3{margin:10px 0 10px;transition:color .18s ease-out}
.zig:hover .zig-body h3{color:var(--brand2)}
.zig-body p{
  font-size:14.5px;
  color:var(--muted);
  margin-bottom:14px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.zig-meta{
  display:flex;
  align-items:center;
  gap:14px;
  flex-wrap:wrap;
  font-size:12.5px;
  color:var(--weak);
}
.zig-num{
  font-family:var(--font-num);
  font-variant-numeric:tabular-nums;
  font-size:26px;
  font-weight:800;
  line-height:1;
  background:var(--grad);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}

/* ---------- 数据徽章条 ---------- */
.stat-strip{
  display:flex;
  flex-wrap:wrap;
  gap:16px;
  margin-top:8px;
}
.stat{
  flex:1 1 200px;
  background:var(--ink);
  border-radius:var(--r-md);
  padding:22px 24px;
  border:1px solid var(--line-dark);
  transition:transform .2s ease-out,box-shadow .2s ease-out;
}
.stat:hover{transform:translateY(-4px);box-shadow:var(--sh2)}
.stat b{
  display:block;
  font-family:var(--font-num);
  font-variant-numeric:tabular-nums;
  font-size:34px;
  font-weight:800;
  line-height:1.1;
  color:var(--lime);
}
.stat span{
  display:block;
  margin-top:6px;
  font-size:11.5px;
  letter-spacing:.08em;
  color:#A8B0B4;
}

/* ---------- CTA 条 ---------- */
.cta-bar{
  margin-top:96px;
  position:relative;
  border-radius:var(--r-xl);
  overflow:hidden;
  background:var(--grad);
  box-shadow:var(--sh-glow);
  padding:36px 44px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:28px;
  min-height:140px;
}
.cta-bar::after{
  content:"";
  position:absolute;
  right:-60px;top:-80px;
  width:260px;height:260px;
  border-radius:50%;
  background:rgba(255,255,255,.14);
}
.cta-bar h2{color:#fff;font-size:clamp(20px,2.2vw,26px);margin-bottom:8px}
.cta-bar p{color:rgba(255,255,255,.9);margin:0;font-size:14.5px}
.cta-bar .btn{
  background:#fff;
  color:#0B5B47;
  box-shadow:0 12px 30px rgba(16,22,26,.18);
  position:relative;
  z-index:2;
}
.cta-bar .btn:hover{background:#fff;filter:brightness(1);transform:translateY(-2px);box-shadow:0 18px 38px rgba(16,22,26,.24)}

/* ---------- FAQ ---------- */
.faq-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:20px;
  padding:8px 24px;
  box-shadow:var(--sh1);
}
.faq-item + .faq-item{border-top:1px solid var(--line)}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:18px 0;
  font-size:16px;
  font-weight:600;
  text-align:left;
  color:var(--text);
  transition:color .18s ease-out;
}
.faq-q:hover{color:var(--brand2)}
.faq-q .ico{
  flex:0 0 26px;
  width:26px;height:26px;
  border-radius:50%;
  border:1px solid var(--line);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:15px;
  font-weight:700;
  color:var(--brand);
  transition:transform .24s ease-out,background .24s ease-out,color .24s ease-out;
}
.faq-item.open .faq-q .ico{
  background:var(--grad);
  color:#fff;
  border-color:transparent;
  transform:rotate(45deg);
}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .24s ease-out;
}
.faq-a p{
  font-size:14.5px;
  color:var(--muted);
  padding:0 0 18px;
  margin:0;
}

/* ---------- footer ---------- */
.site-footer{
  margin-top:96px;
  background:var(--ink);
  color:#A8B0B4;
  padding:64px 0 28px;
}
.site-footer .container{padding:0 48px}
.f-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.f-brand .brand-mark{flex:0 0 36px;width:36px;height:36px;font-size:17px;border-radius:11px}
.f-brand-text{font-size:16px;font-weight:800;color:#fff}
.f-brand-text em{
  display:block;
  font-style:normal;
  font-size:11px;
  font-weight:500;
  color:#8A9398;
  letter-spacing:.08em;
  margin-top:2px;
}
.f-desc{font-size:13.5px;line-height:1.8;color:#A8B0B4;margin:0}
.f-title{
  font-size:13px;
  font-weight:700;
  color:#fff;
  letter-spacing:.04em;
  margin:0 0 14px;
}
.f-list li{margin-bottom:10px}
.f-list a{
  font-size:13.5px;
  color:#A8B0B4;
  transition:color .18s ease-out;
}
.f-list a:hover{color:var(--lime)}
.f-inline{display:flex;gap:16px;margin-top:16px}
.f-inline a{font-size:13.5px;color:#A8B0B4;transition:color .18s ease-out}
.f-inline a:hover{color:var(--lime)}
.f-row{row-gap:32px}
.f-bottom{
  margin-top:48px;
  padding-top:22px;
  border-top:1px solid var(--line-dark);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:12.5px;
  color:#7E888D;
}
.f-bottom a{color:#A8B0B4;transition:color .18s ease-out}
.f-bottom a:hover{color:var(--lime)}

/* ---------- responsive ---------- */
@media screen and (max-width:1023px){
  .side-nav{display:none}
  .topbar{display:flex}
  .main-wrap{margin-left:0;padding-top:60px}
  .container{padding:0 32px}
  .site-footer .container{padding:0 32px}
  .section{padding:72px 0 0}
  .zig-media{flex:0 0 46%}
}
@media screen and (min-width:1440px){
  :root{--nav-w:264px}
  .container{max-width:1360px}
}
@media screen and (max-width:639px){
  body{font-size:15px}
  .container{padding:0 20px}
  .site-footer .container{padding:0 20px}
  .page-head{padding:20px 0 0}
  .banner{min-height:300px;border-radius:22px}
  .banner-inner{padding:28px 20px}
  .banner p{font-size:15px;margin-bottom:22px}
  .section{padding:56px 0 0}
  .section-tight{padding:44px 0 0}
  .sec-head{flex-direction:column;align-items:flex-start;gap:12px}
  .zig{
    flex-direction:column !important;
    gap:18px;
    padding:18px;
    border-radius:20px;
  }
  .zig-media{flex:0 0 auto;width:100%}
  .zig-body h3{margin-top:4px}
  .stat{flex:1 1 100%}
  .cta-bar{
    flex-direction:column;
    align-items:flex-start;
    padding:28px 22px;
    margin-top:56px;
    min-height:0;
  }
  .cta-bar .btn{width:100%}
  .faq-card{padding:6px 18px}
  .site-footer{margin-top:56px;padding:44px 0 24px}
  .f-bottom{flex-direction:column;align-items:flex-start;gap:8px}
}
@media (prefers-reduced-motion:reduce){
  *{transition-duration:.01ms !important;animation-duration:.01ms !important}
  .zig:hover,.stat:hover,.btn:hover{transform:none !important}
}

/* roulang page: category4 */
/* ===================== 设计变量 ===================== */
:root{
  --brand:#00E0A4;
  --brand-2:#7B5CFF;
  --lime:#D6FF4B;
  --ink:#10161C;
  --bg:#F6F7F4;
  --card:#FFFFFF;
  --text:#15191C;
  --muted:#5A6469;
  --weak:#8A9398;
  --line:rgba(16,22,26,.08);
  --line-dark:rgba(255,255,255,.12);
  --grad:linear-gradient(120deg,#00E0A4 0%,#7B5CFF 100%);
  --r-tag:10px;
  --r-sm:16px;
  --r-md:20px;
  --r-lg:24px;
  --r-xl:28px;
  --r-pill:999px;
  --sh-1:0 6px 20px rgba(16,22,26,.06);
  --sh-2:0 18px 40px rgba(16,22,26,.12);
  --sh-glow:0 20px 50px rgba(0,224,164,.18);
  --sans:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  --num:"Barlow Semi Condensed",ui-monospace,"DIN Alternate","Roboto Condensed",sans-serif;
  --sidebar:248px;
  --pad:48px;
}

/* ===================== 基础 reset ===================== */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--sans);
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
body.no-scroll{overflow:hidden}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
img{max-width:100%;display:block;height:auto}
a{color:var(--brand-2);text-decoration:none;transition:color .18s ease-out}
a:hover{color:var(--brand)}
button{font-family:inherit;cursor:pointer}
input,textarea,select{font-family:inherit;font-size:15px}
:focus-visible{outline:2px solid var(--brand-2);outline-offset:2px;border-radius:6px}
::selection{background:rgba(0,224,164,.28)}

/* 覆盖 Foundation 默认味道 */
body,.accordion,.accordion-title,.accordion-content{font-family:var(--sans)}
ul,ol{margin-left:0}
.row{margin-left:-12px;margin-right:-12px}
.row .columns,.row .column{padding-left:12px;padding-right:12px}
.accordion{border:none;background:transparent;margin:0}

/* ===================== 布局骨架 ===================== */
.sidebar{
  position:fixed;
  top:0;left:0;
  width:var(--sidebar);
  height:100vh;
  display:flex;
  flex-direction:column;
  justify-content:space-between;
  gap:24px;
  padding:28px 20px 24px;
  background:#FFFFFF;
  border-right:1px solid var(--line);
  z-index:60;
}
.page{margin-left:var(--sidebar);min-height:100vh;display:flex;flex-direction:column}
main{flex:1 1 auto}
.container{
  width:100%;
  max-width:1280px;
  margin:0 auto;
  padding:0 var(--pad);
}

/* ===================== 侧栏品牌 ===================== */
.brand{display:flex;align-items:center;gap:10px;color:var(--text)}
.brand:hover{color:var(--text)}
.brand-mark{
  width:38px;height:38px;flex:0 0 38px;
  display:flex;align-items:center;justify-content:center;
  border-radius:12px;
  background:var(--grad);
  color:#fff;font-weight:800;font-size:17px;
  box-shadow:0 8px 18px rgba(0,224,164,.28);
}
.brand-text{font-size:16px;font-weight:800;letter-spacing:-.01em;line-height:1.25}
.brand-text em{display:block;font-style:normal;font-size:11px;font-weight:600;color:var(--weak);letter-spacing:.16em}
.brand-slogan{margin-top:14px;font-size:12px;color:var(--weak);line-height:1.6;letter-spacing:.02em}

/* ===================== 侧栏导航 ===================== */
.side-menu{display:flex;flex-direction:column;gap:4px;margin-top:8px}
.menu-label{
  font-size:11px;letter-spacing:.16em;color:var(--weak);
  font-weight:700;padding:0 0 10px 18px;
}
.menu-item{
  position:relative;
  display:flex;align-items:center;gap:10px;
  height:44px;
  padding:0 14px 0 18px;
  border-radius:12px;
  font-size:15px;
  color:var(--muted);
  font-weight:500;
  transition:background .18s ease-out,color .18s ease-out,transform .18s ease-out;
}
.menu-item i{width:18px;text-align:center;font-size:14px;color:var(--weak);transition:color .18s ease-out}
.menu-item::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%) scaleY(0);
  width:3px;height:22px;border-radius:3px;background:var(--grad);
  transition:transform .18s ease-out;
}
.menu-item:hover{background:rgba(0,224,164,.10);color:#10161C;transform:translateX(2px)}
.menu-item:hover i{color:var(--brand-2)}
.menu-item:hover::before{transform:translateY(-50%) scaleY(1)}
.menu-item.active{background:rgba(0,224,164,.10);color:#10161C;font-weight:700}
.menu-item.active i{color:var(--brand-2)}
.menu-item.active::before{transform:translateY(-50%) scaleY(1)}

.side-bottom{margin-top:auto;display:flex;flex-direction:column;gap:12px}
.side-note{font-size:11px;line-height:1.7;color:var(--weak)}

/* ===================== 按钮 ===================== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;
  border:none;border-radius:var(--r-pill);
  background-image:var(--grad);
  background-size:180% 180%;
  background-position:0% 50%;
  color:#fff;font-size:15px;font-weight:800;letter-spacing:.01em;
  box-shadow:0 12px 28px rgba(0,224,164,.26);
  transition:transform .18s ease-out,box-shadow .18s ease-out,background-position .18s ease-out,filter .18s ease-out;
}
.btn:hover{color:#fff;filter:brightness(1.06);transform:translateY(-2px);background-position:60% 50%;box-shadow:var(--sh-glow)}
.btn:active{transform:translateY(0) scale(.99)}
.btn-block{width:100%}
.btn-sm{padding:11px 22px;font-size:14px}
.btn-ghost{
  background:transparent;background-image:none;
  border:1px solid var(--brand);color:#0C8F6C;
  box-shadow:none;
}
.btn-ghost:hover{background:rgba(0,224,164,.08);color:#0C8F6C;filter:none;box-shadow:none}

.link-all{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:700;color:var(--brand-2);
}
.link-all i{transition:transform .18s ease-out}
.link-all:hover i{transform:translateX(4px)}

/* ===================== 移动端顶栏 & 抽屉 ===================== */
.mobile-topbar{
  display:none;
  position:sticky;top:0;z-index:70;
  height:60px;
  align-items:center;justify-content:space-between;
  padding:0 20px;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.brand-sm .brand-mark{width:32px;height:32px;flex:0 0 32px;font-size:15px;border-radius:10px}
.brand-sm .brand-text{font-size:15px}
.brand-sm .brand-text em{font-size:10px}
.hamburger{
  width:44px;height:44px;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;
  background:#fff;border:1px solid var(--line);border-radius:12px;
}
.hamburger span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink);transition:transform .2s ease-out,opacity .2s ease-out}
.hamburger[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.hamburger[aria-expanded="true"] span:nth-child(2){opacity:0}
.hamburger[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

.drawer{
  position:fixed;top:0;left:0;z-index:90;
  width:80vw;max-width:360px;height:100vh;
  background:#fff;
  border-right:1px solid var(--line);
  transform:translateX(-102%);
  transition:transform .26s ease-out;
  padding:26px 18px;
  overflow-y:auto;
}
.drawer.open{transform:translateX(0)}
.drawer .menu-item{height:52px;font-size:16px}
.drawer-mask{
  position:fixed;inset:0;z-index:80;
  background:rgba(16,22,26,.5);
  opacity:0;visibility:hidden;
  transition:opacity .26s ease-out,visibility .26s ease-out;
}
.drawer-mask.open{opacity:1;visibility:visible}

/* ===================== 分类页 Banner ===================== */
.cat-hero{
  position:relative;
  min-height:280px;
  display:flex;align-items:flex-end;
  padding:64px 0 40px;
  overflow:hidden;
  background:#10161C url('/assets/images/backpic/back-2.png') center/cover no-repeat;
}
.cat-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(16,22,26,.90) 0%,rgba(0,224,164,.42) 52%,rgba(123,92,255,.62) 100%);
}
.cat-hero::after{
  content:"";position:absolute;inset:auto 0 0 0;height:60%;
  background:linear-gradient(180deg,rgba(16,22,26,0) 0%,rgba(16,22,26,.72) 100%);
}
.cat-hero .container{position:relative;z-index:2}
.eyebrow{
  display:inline-block;
  font-size:12px;font-weight:800;letter-spacing:.14em;
  color:var(--lime);
  text-transform:uppercase;
  margin-bottom:12px;
}
.cat-hero h1{
  font-size:clamp(30px,4.2vw,48px);
  line-height:1.15;
  font-weight:800;
  letter-spacing:-.01em;
  color:#fff;
  margin-bottom:14px;
}
.cat-hero p{
  max-width:640px;
  font-size:16px;line-height:1.75;
  color:rgba(255,255,255,.86);
  margin-bottom:24px;
}

/* ===================== 面包屑 ===================== */
.crumb{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;
  font-size:13px;color:var(--weak);
  padding:20px 0 4px;
}
.crumb a{color:var(--weak)}
.crumb a:hover{color:var(--brand-2)}
.crumb .sep{color:rgba(16,22,26,.22)}
.crumb .current{color:var(--muted);font-weight:600}
.crumb i{font-size:12px;margin-right:4px}

/* ===================== 通用板块 ===================== */
.section{padding:72px 0}
.section-tight{padding:56px 0}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;
  margin-bottom:32px;
}
.sec-eyebrow{
  display:block;
  font-size:12px;font-weight:800;letter-spacing:.14em;
  color:var(--brand);
  margin-bottom:10px;
}
.sec-title{
  font-size:clamp(22px,2.8vw,32px);
  line-height:1.3;
  font-weight:800;
  letter-spacing:-.01em;
  color:var(--ink);
  margin-bottom:10px;
}
.sec-desc{font-size:15px;color:var(--muted);max-width:620px;line-height:1.8}

/* ===================== 对照栅格（div 模拟表格） ===================== */
.compare{
  border:1px solid var(--line);
  border-radius:var(--r-md);
  overflow:hidden;
  background:var(--card);
  box-shadow:var(--sh-1);
}
.compare-head,
.compare-row{
  display:grid;
  grid-template-columns:1.5fr 1fr .8fr .8fr;
  align-items:center;
  gap:12px;
  padding:16px 24px;
}
.compare-head{
  background:rgba(0,224,164,.08);
  font-size:12px;font-weight:800;letter-spacing:.12em;
  color:var(--muted);
}
.compare-row{
  border-top:1px solid var(--line);
  transition:background .18s ease-out,transform .18s ease-out;
}
.compare-row:nth-child(odd){background:rgba(246,247,244,.7)}
.compare-row:hover{background:rgba(0,224,164,.06)}
.c-name{
  display:flex;align-items:center;gap:12px;
  font-size:15px;font-weight:700;color:var(--ink);
}
.c-idx{
  font-family:var(--num);
  font-variant-numeric:tabular-nums;
  font-size:16px;font-weight:800;
  background:var(--grad);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;
  min-width:26px;
}
.c-cell{font-size:14px;color:var(--muted)}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:var(--r-tag);
  font-size:12px;font-weight:700;
  background:rgba(16,22,26,.05);color:var(--muted);
  white-space:nowrap;
}
.tag-lime{background:var(--lime);color:#2A3300}
.tag-soft{background:rgba(123,92,255,.12);color:#5238C4}

/* ===================== 流程图文 ===================== */
.flow{
  display:grid;
  grid-template-columns:5fr 7fr;
  gap:48px;
  align-items:center;
}
.flow-media{
  position:relative;
  border-radius:var(--r-xl);
  overflow:hidden;
  box-shadow:var(--sh-2);
  background:rgba(0,224,164,.08);
}
.flow-media img{width:100%;aspect-ratio:4/3;object-fit:cover}
.flow-media figcaption{
  position:absolute;left:0;right:0;bottom:0;
  padding:16px 20px;
  font-size:13px;color:rgba(255,255,255,.92);
  background:linear-gradient(180deg,rgba(16,22,26,0) 0%,rgba(16,22,26,.72) 100%);
}
.flow-steps{display:flex;flex-direction:column;gap:8px}
.flow-step{
  display:flex;gap:18px;
  padding:18px 20px;
  border-radius:var(--r-sm);
  background:var(--card);
  border:1px solid var(--line);
  box-shadow:var(--sh-1);
  transition:transform .18s ease-out,box-shadow .18s ease-out;
}
.flow-step:hover{transform:translateX(4px);box-shadow:var(--sh-2)}
.flow-num{
  font-family:var(--num);
  font-variant-numeric:tabular-nums;
  font-size:24px;font-weight:800;line-height:1.2;
  background:var(--grad);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;
  flex:0 0 40px;
}
.flow-step h3{font-size:17px;font-weight:700;color:var(--ink);margin-bottom:4px}
.flow-step p{font-size:14px;color:var(--muted);line-height:1.75}

/* ===================== 口碑 ===================== */
.voice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.voice-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:24px;
  box-shadow:var(--sh-1);
  transition:transform .18s ease-out,box-shadow .18s ease-out;
}
.voice-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.voice-head{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.avatar{
  width:40px;height:40px;flex:0 0 40px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:var(--grad);color:#fff;font-weight:800;font-size:15px;
}
.voice-name{font-size:15px;font-weight:700;color:var(--ink);line-height:1.3}
.voice-role{font-size:12px;color:var(--weak)}
.voice-text{font-size:14px;color:var(--muted);line-height:1.85}
.stars{display:flex;gap:3px;margin-top:14px;color:var(--lime);font-size:12px}

/* ===================== CTA 条 ===================== */
.cta-band{padding:24px 0 72px}
.cta-card{
  display:flex;align-items:center;justify-content:space-between;gap:32px;
  min-height:140px;
  padding:32px 40px;
  border-radius:var(--r-xl);
  background-image:var(--grad);
  box-shadow:var(--sh-glow);
  color:#fff;
}
.cta-card h2{font-size:clamp(20px,2.4vw,26px);font-weight:800;line-height:1.35;margin-bottom:8px}
.cta-card p{font-size:14px;color:rgba(255,255,255,.9);max-width:520px}
.cta-card .btn{
  background:#fff;background-image:none;color:#0C8F6C;
  box-shadow:0 12px 26px rgba(16,22,26,.18);
  flex:0 0 auto;
}
.cta-card .btn:hover{background:#F6F7F4;color:#0C8F6C;filter:none}

/* ===================== FAQ ===================== */
.faq-wrap{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:8px 24px;box-shadow:var(--sh-1)}
.faq-acc .accordion-item{border-bottom:1px solid var(--line)}
.faq-acc .accordion-item:last-child{border-bottom:none}
.faq-acc .accordion-title{
  position:relative;
  padding:20px 40px 20px 0;
  font-size:16px;font-weight:600;color:var(--ink);
  border:none;background:transparent;
  transition:color .18s ease-out;
}
.faq-acc .accordion-title:hover{color:var(--brand-2);background:transparent}
.faq-acc .accordion-title::before{
  content:"+";
  position:absolute;right:0;top:50%;transform:translateY(-50%);
  font-size:20px;font-weight:700;color:var(--brand);
  transition:transform .24s ease-out;
}
.faq-acc .accordion-item.is-active .accordion-title::before{transform:translateY(-50%) rotate(45deg)}
.faq-acc .accordion-content{
  padding:0 40px 22px 0;
  font-size:15px;color:var(--muted);line-height:1.85;
  border:none;background:transparent;
}

/* ===================== 页脚 ===================== */
.site-footer{background:var(--ink);color:#A8B0B4;padding:72px 0 28px;margin-top:auto}
.site-footer a{color:#A8B0B4}
.site-footer a:hover{color:var(--lime)}
.f-row{gap:32px 0}
.f-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.f-brand .brand-mark{width:36px;height:36px;flex:0 0 36px;font-size:16px}
.f-brand-text{font-size:16px;font-weight:800;color:#fff;line-height:1.25}
.f-brand-text em{display:block;font-style:normal;font-size:11px;font-weight:600;color:#8A9398;letter-spacing:.16em}
.f-desc{font-size:14px;line-height:1.85;color:#A8B0B4}
.f-inline{display:flex;gap:18px;margin-top:16px;font-size:14px}
.f-title{font-size:13px;font-weight:800;letter-spacing:.12em;color:#fff;margin-bottom:16px}
.f-list li{margin-bottom:10px;font-size:14px}
.f-bottom{
  display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;
  margin-top:48px;padding-top:22px;
  border-top:1px solid var(--line-dark);
  font-size:13px;color:#8A9398;
}
.to-top{font-size:13px;font-weight:700;color:var(--lime)}

/* ===================== 响应式 ===================== */
@media (min-width:1440px){
  :root{--sidebar:264px}
  .container{max-width:1360px}
}

@media (max-width:1023px){
  .sidebar{display:none}
  .page{margin-left:0}
  .mobile-topbar{display:flex}
  :root{--pad:32px}
  .section{padding:64px 0}
  .flow{grid-template-columns:1fr;gap:32px}
  .voice-grid{grid-template-columns:repeat(2,1fr)}
  .cat-hero{padding:52px 0 36px;min-height:240px}
}

@media (max-width:767px){
  :root{--pad:20px}
  body{font-size:15px}
  .section{padding:56px 0}
  .section-tight{padding:44px 0}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:24px}
  .voice-grid{grid-template-columns:1fr;gap:16px}
  .cta-card{flex-direction:column;align-items:flex-start;padding:28px 24px;gap:20px}
  .cta-card .btn{width:100%}
  .cat-hero{min-height:auto;padding:44px 0 32px}

  /* 对照栅格折叠为卡片列表 */
  .compare{border:none;background:transparent;box-shadow:none;display:flex;flex-direction:column;gap:16px}
  .compare-head{display:none}
  .compare-row{
    display:block;
    padding:20px;
    border:1px solid var(--line);
    border-radius:var(--r-sm);
    background:#fff;
    box-shadow:var(--sh-1);
  }
  .compare-row:hover{transform:none}
  .compare-row .c-cell,
  .compare-row .c-name{
    display:flex;justify-content:space-between;align-items:center;gap:12px;
    padding:8px 0;
    border-bottom:1px dashed rgba(16,22,26,.08);
  }
  .compare-row .c-cell:last-child,
  .compare-row .c-name{border-bottom:none}
  .compare-row .c-name{padding-bottom:12px}
  .compare-row .c-cell::before{
    content:attr(data-label);
    font-size:12px;font-weight:700;letter-spacing:.08em;
    color:var(--weak);
    flex:0 0 auto;
  }
  .compare-row .c-cell{font-size:14px;text-align:right}
  .f-bottom{flex-direction:column;align-items:flex-start}
}

@media (max-width:520px){
  .crumb{font-size:12px}
  .flow-step{gap:12px;padding:16px}
  .flow-num{font-size:20px;flex:0 0 32px}
  .faq-wrap{padding:6px 18px}
  .faq-acc .accordion-title{font-size:15px;padding:18px 32px 18px 0}
  .faq-acc .accordion-content{padding:0 32px 18px 0}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.001ms !important;
    transition-duration:.001ms !important;
    scroll-behavior:auto !important;
  }
  .btn:hover,.voice-card:hover,.flow-step:hover,.menu-item:hover{transform:none}
}