/* roulang page: index */
:root{
  --star-orange:#FF7A2F;
  --star-orange-deep:#E45F14;
  --star-orange-soft:#FFF1E7;
  --aurora:#2FC4B2;
  --aurora-soft:#E6F7F4;
  --ink-night:#14102B;
  --ink-mid:#241C46;
  --ink-dust:#6B5BD2;
  --mist:#F7F5F2;
  --card:#FFFFFF;
  --text:#1B1730;
  --text-sub:#5B5570;
  --text-weak:#8B8598;
  --ink-line:#E7E2DB;
  --star-glow:#FFD9A8;
  --r-sm:12px;
  --r-md:16px;
  --r-lg:28px;
  --sh-1:0 8px 24px rgba(20,16,43,.08);
  --sh-2:0 14px 32px rgba(20,16,43,.14);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;line-height:1.8;color:var(--text);background:var(--mist);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;border:0}
a{color:var(--star-orange);text-decoration:none;transition:color .2s var(--ease)}
a:hover{color:var(--star-orange-deep)}
h1,h2,h3,h4{font-weight:700;color:var(--text);margin:0 0 14px;line-height:1.35}
h1{font-size:clamp(28px,4.4vw,42px);line-height:1.25;font-weight:700}
h2{font-size:clamp(22px,2.6vw,29px)}
h3{font-size:20px;font-weight:600;line-height:1.5}
p{margin:0 0 14px}
ul,ol{margin:0;padding:0;list-style:none}
button,input,textarea{font-family:inherit;font-size:inherit;color:inherit}
:focus-visible{outline:2px solid var(--aurora);outline-offset:3px;border-radius:6px}
::selection{background:var(--star-orange-soft);color:var(--star-orange-deep)}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:76px 0}
.section-tight{padding:56px 0}
.section-dark{background:var(--ink-night);color:#fff}
.section-dark h2,.section-dark h3{color:#fff}
.section-dark p{color:rgba(255,255,255,.72)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:34px;flex-wrap:wrap}
.section-head h2{margin:0}
.eyebrow{display:inline-block;font-size:12px;font-weight:600;letter-spacing:.14em;color:var(--star-orange);background:var(--star-orange-soft);padding:5px 13px;border-radius:999px;margin-bottom:12px}
.section-dark .eyebrow{background:rgba(255,122,47,.16);color:var(--star-glow)}
.section-desc{color:var(--text-sub);max-width:640px;font-size:15px;margin:0}
.text-link{font-size:14px;font-weight:600;color:var(--star-orange);display:inline-flex;align-items:center;gap:6px}
.text-link::after{content:"→";transition:transform .22s var(--ease)}
.text-link:hover::after{transform:translateX(4px)}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(20,16,43,.94);
  border-bottom:1px solid rgba(255,255,255,.08);
  box-shadow:0 6px 20px rgba(20,16,43,.18);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:22px;height:64px}
.logo{display:inline-flex;align-items:center;gap:10px;color:#fff;font-size:17px;font-weight:700;letter-spacing:.4px;flex-shrink:0}
.logo:hover{color:#fff}
.logo-mark{
  width:28px;height:28px;border-radius:10px;flex-shrink:0;
  background:linear-gradient(135deg,var(--star-orange) 0%,var(--ink-dust) 100%);
  position:relative;
}
.logo-mark::after{
  content:"";position:absolute;right:5px;top:5px;width:6px;height:6px;border-radius:50%;
  background:var(--star-glow);box-shadow:0 0 10px var(--star-glow);
}
.nav-links{display:flex;align-items:center;gap:2px;flex:1;justify-content:center}
.nav-links a{
  display:block;padding:8px 15px;border-radius:999px;font-size:15px;
  color:rgba(255,255,255,.76);position:relative;transition:color .2s var(--ease),background .2s var(--ease);
}
.nav-links a:hover{color:#fff;background:rgba(255,255,255,.08)}
.nav-links a.active{color:#fff;font-weight:600}
.nav-links a.active::after{
  content:"";position:absolute;left:15px;right:15px;bottom:1px;height:3px;border-radius:3px;background:var(--star-orange);
}
.nav-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:999px;border:1.5px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;white-space:nowrap;
  transition:background .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease),transform .22s var(--ease),box-shadow .22s var(--ease);
}
.btn-primary{background:var(--star-orange);color:#fff;box-shadow:0 8px 20px rgba(255,122,47,.26)}
.btn-primary:hover{background:var(--star-orange-deep);color:#fff;transform:translateY(-1px);box-shadow:0 12px 26px rgba(228,95,20,.34)}
.btn-ghost{border-color:var(--star-orange);color:var(--star-orange);background:transparent}
.btn-ghost:hover{background:var(--star-orange-soft);color:var(--star-orange-deep)}
.btn-ghost-light{border-color:rgba(255,255,255,.5);color:#fff;background:transparent}
.btn-ghost-light:hover{background:#fff;color:var(--ink-night);border-color:#fff}
.btn-sm{height:38px;padding:0 18px;font-size:14px}
.btn:disabled{opacity:.5;cursor:not-allowed;transform:none}

/* ============ Hero ============ */
.hero{
  position:relative;overflow:hidden;background:var(--ink-night);color:#fff;
  padding:64px 0 84px;
}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(680px 420px at 82% 16%, rgba(255,122,47,.24), transparent 66%),
    radial-gradient(520px 380px at 10% 82%, rgba(47,196,178,.16), transparent 64%),
    radial-gradient(560px 420px at 46% 40%, rgba(107,91,210,.20), transparent 70%);
}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.55;
  background-image:radial-gradient(rgba(255,255,255,.07) 1px, transparent 1px);
  background-size:24px 24px;
}
.hero .container{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:1fr;gap:52px;align-items:center}
@media(min-width:1024px){.hero-grid{grid-template-columns:1.08fr .92fr;gap:64px}}
.hero-badge{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--star-glow);background:rgba(255,122,47,.14);border:1px solid rgba(255,122,47,.3);padding:6px 14px;border-radius:999px;margin-bottom:20px}
.hero-badge i{width:6px;height:6px;border-radius:50%;background:var(--aurora);box-shadow:0 0 8px var(--aurora);display:inline-block}
.hero h1{color:#fff;margin-bottom:18px}
.hero-sub{font-size:17px;line-height:1.85;color:rgba(255,255,255,.76);max-width:560px;margin-bottom:30px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px}
.hero-trust{display:flex;flex-wrap:wrap;gap:26px;padding-top:26px;border-top:1px solid rgba(255,255,255,.12)}
.trust-item{display:flex;align-items:center;gap:9px;font-size:14px;color:rgba(255,255,255,.7)}
.trust-item svg{width:18px;height:18px;stroke:var(--aurora);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}

.hero-phone{position:relative;display:flex;justify-content:center;align-items:center}
.phone-frame{
  position:relative;width:min(300px,80vw);aspect-ratio:9/16;border-radius:var(--r-lg);overflow:hidden;
  border:1px solid rgba(255,255,255,.14);box-shadow:0 34px 70px rgba(0,0,0,.5);
}
.phone-frame img{width:100%;height:100%;object-fit:cover}
.phone-frame::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(20,16,43,.12) 0%,rgba(20,16,43,.05) 42%,rgba(20,16,43,.88) 100%)}
.phone-play{
  position:absolute;left:50%;top:44%;transform:translate(-50%,-50%);z-index:3;
  width:62px;height:62px;border-radius:50%;background:rgba(255,255,255,.92);
  display:flex;align-items:center;justify-content:center;box-shadow:0 12px 30px rgba(0,0,0,.34);
}
.phone-play svg{width:22px;height:22px;fill:var(--star-orange-deep);margin-left:3px}
.phone-tag{position:absolute;left:14px;top:14px;z-index:3;font-size:12px;font-weight:600;color:#fff;background:rgba(255,122,47,.92);padding:5px 12px;border-radius:999px}
.phone-duration{position:absolute;right:14px;top:14px;z-index:3;font-size:12px;font-weight:600;color:#fff;background:rgba(20,16,43,.62);padding:5px 11px;border-radius:999px}
.phone-bottom{position:absolute;left:0;right:0;bottom:0;z-index:3;padding:16px}
.phone-subtitle{background:rgba(20,16,43,.62);border-radius:var(--r-sm);padding:10px 13px;font-size:13px;line-height:1.6;color:#fff;margin-bottom:11px}
.phone-cta{width:100%}
.float-tag{
  position:absolute;z-index:4;font-size:12px;font-weight:600;padding:7px 14px;border-radius:999px;
  background:rgba(255,255,255,.96);color:var(--ink-night);box-shadow:0 12px 26px rgba(0,0,0,.28);
}
.float-tag-a{left:-6px;top:14%}
.float-tag-b{right:-6px;bottom:20%}
@media(max-width:640px){
  .hero{padding:44px 0 60px}
  .phone-frame{width:100%;max-width:340px;height:auto;aspect-ratio:9/16}
  .float-tag-a{left:2px}
  .float-tag-b{right:2px}
}

/* ============ 横向卡轨 ============ */
.rail-wrap{position:relative}
.rail{
  display:flex;gap:16px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding:4px 4px 18px;margin:0 -4px;scrollbar-width:thin;
}
.rail::-webkit-scrollbar{height:6px}
.rail::-webkit-scrollbar-thumb{background:var(--ink-line);border-radius:999px}
.rail-card{
  flex:0 0 178px;scroll-snap-align:start;border-radius:var(--r-md);overflow:hidden;
  background:var(--card);border:1px solid var(--ink-line);box-shadow:var(--sh-1);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease);
  display:flex;flex-direction:column;
}
.rail-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.rail-cover{position:relative;aspect-ratio:9/16;overflow:hidden;background:var(--ink-mid)}
.rail-cover img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease)}
.rail-card:hover .rail-cover img{transform:scale(1.05)}
.rail-cat{position:absolute;left:10px;top:10px;font-size:11px;font-weight:600;color:var(--star-orange-deep);background:rgba(255,241,231,.94);padding:4px 10px;border-radius:999px}
.rail-meta{position:absolute;right:10px;bottom:10px;font-size:11px;font-weight:600;color:#fff;background:rgba(20,16,43,.66);padding:4px 9px;border-radius:999px}
.rail-body{padding:12px 13px 15px}
.rail-body h3{font-size:14px;font-weight:600;line-height:1.55;margin:0;color:var(--text);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* ============ 清单 ============ */
.list-grid{display:grid;grid-template-columns:1fr;gap:14px}
@media(min-width:768px){.list-grid{grid-template-columns:repeat(2,1fr);gap:16px 30px}}
.list-row{
  display:flex;align-items:center;gap:18px;padding:18px 20px;background:var(--card);
  border:1px solid var(--ink-line);border-radius:var(--r-md);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.list-row:hover{transform:translateX(4px);box-shadow:var(--sh-2);border-color:#F3D9C6}
.list-num{
  font-size:22px;font-weight:700;line-height:1;min-width:40px;
  color:transparent;-webkit-text-stroke:1.2px var(--star-orange);
  transition:color .22s var(--ease);
}
.list-row:hover .list-num{color:var(--star-orange)}
.list-body{flex:1;min-width:0}
.list-body strong{display:block;font-size:16px;font-weight:600;color:var(--text);line-height:1.5;margin-bottom:4px}
.list-body span{display:block;font-size:13px;color:var(--text-sub);line-height:1.6}
.list-tags{display:flex;gap:6px;flex-shrink:0}
.list-arrow{font-size:16px;color:var(--text-weak);flex-shrink:0;transition:transform .22s var(--ease),color .22s var(--ease)}
.list-row:hover .list-arrow{transform:translateX(4px);color:var(--star-orange)}
@media(max-width:520px){
  .list-tags{display:none}
  .list-row{padding:15px 16px;gap:14px}
}

/* ============ 标签 ============ */
.tag{display:inline-flex;align-items:center;font-size:12px;font-weight:600;padding:3px 11px;border-radius:999px;line-height:1.7;white-space:nowrap}
.tag-orange{background:var(--star-orange-soft);color:var(--star-orange-deep)}
.tag-aurora{background:var(--aurora-soft);color:#1F9A8B}
.tag-plain{background:#F1EEEA;color:var(--text-sub)}

/* ============ 口碑 ============ */
.voice-rail{display:flex;gap:16px;overflow-x:auto;padding:4px 4px 16px;margin:0 -4px;scrollbar-width:none}
.voice-rail::-webkit-scrollbar{display:none}
.voice-item{
  flex:0 0 268px;background:var(--card);border:1px solid var(--ink-line);border-radius:var(--r-md);
  padding:18px 18px 16px;box-shadow:var(--sh-1);
}
.voice-top{display:flex;align-items:center;gap:11px;margin-bottom:11px}
.voice-avatar{
  width:38px;height:38px;border-radius:50%;flex-shrink:0;
  background:linear-gradient(135deg,var(--ink-dust),var(--aurora));
  display:flex;align-items:center;justify-content:center;color:#fff;font-size:15px;font-weight:600;
}
.voice-name{font-size:14px;font-weight:600;color:var(--text);display:block;line-height:1.4}
.stars{display:flex;gap:2px;margin-top:2px}
.stars svg{width:12px;height:12px;fill:var(--star-orange)}
.voice-item p{font-size:14px;color:var(--text-sub);margin:0;line-height:1.75}

/* ============ 转化条 ============ */
.convert-bar{
  background:linear-gradient(120deg,var(--ink-night) 0%,var(--ink-mid) 100%);
  border-radius:20px;padding:32px 34px;display:flex;align-items:center;justify-content:space-between;
  gap:24px;flex-wrap:wrap;position:relative;overflow:hidden;
}
.convert-bar::after{
  content:"";position:absolute;right:-60px;top:-80px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,122,47,.28),transparent 68%);pointer-events:none;
}
.convert-text{position:relative;z-index:2}
.convert-text strong{display:block;font-size:20px;font-weight:700;color:#fff;margin-bottom:6px;line-height:1.5}
.convert-text span{display:block;font-size:14px;color:rgba(255,255,255,.68)}
.convert-act{position:relative;z-index:2;display:flex;flex-direction:column;align-items:flex-start;gap:8px}
.convert-act small{font-size:12px;color:rgba(255,255,255,.55)}

/* ============ 最新信息 ============ */
.post-grid{display:grid;grid-template-columns:1fr;gap:22px}
@media(min-width:640px){.post-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.post-grid{grid-template-columns:repeat(3,1fr)}}
.post-card{
  height:100%;background:var(--card);border:1px solid var(--ink-line);border-radius:var(--r-md);
  box-shadow:var(--sh-1);overflow:hidden;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.post-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#F3D9C6}
.post-card-link{display:flex;flex-direction:column;height:100%;padding:20px 20px 18px;color:inherit}
.post-card-link:hover{color:inherit}
.post-cat{align-self:flex-start;font-size:12px;font-weight:600;color:var(--star-orange-deep);background:var(--star-orange-soft);padding:3px 11px;border-radius:999px;margin-bottom:13px}
.post-title{font-size:17px;font-weight:600;line-height:1.55;margin:0 0 10px;color:var(--text);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-sum{font-size:14px;line-height:1.75;color:var(--text-sub);margin:0 0 18px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;padding-top:14px;border-top:1px solid var(--ink-line);font-size:13px;color:var(--text-weak)}
.post-more{color:var(--star-orange);font-weight:600;transition:transform .22s var(--ease)}
.post-card:hover .post-more{transform:translateX(3px)}
.empty-state{
  grid-column:1/-1;text-align:center;padding:56px 20px;background:var(--card);
  border:1px dashed var(--ink-line);border-radius:var(--r-md);
}
.empty-state svg{width:40px;height:40px;stroke:var(--text-weak);fill:none;stroke-width:1.5;margin:0 auto 14px}
.empty-state p{margin:0;color:var(--text-weak);font-size:14px}

/* ============ FAQ ============ */
.faq-list{max-width:880px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
.faq-item{background:var(--card);border:1px solid var(--ink-line);border-radius:var(--r-md);overflow:hidden;transition:border-color .22s var(--ease),box-shadow .22s var(--ease)}
.faq-item[open]{border-color:#F3D9C6;box-shadow:var(--sh-1)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:19px 22px;font-size:16px;font-weight:500;color:var(--text);
  display:flex;align-items:center;gap:13px;position:relative;transition:font-weight .2s var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::before{
  content:"";width:8px;height:8px;border-radius:50%;flex-shrink:0;
  background:var(--star-orange);opacity:.55;transition:opacity .2s var(--ease);
}
.faq-item summary::after{
  content:"+";margin-left:auto;font-size:20px;font-weight:400;color:var(--text-weak);line-height:1;
  transition:transform .25s var(--ease),color .25s var(--ease);
}
.faq-item[open] summary{font-weight:600;border-left:3px solid var(--star-orange);padding-left:19px}
.faq-item[open] summary::before{opacity:1}
.faq-item[open] summary::after{transform:rotate(45deg);color:var(--star-orange)}
.faq-answer{padding:0 22px 20px 45px;font-size:15px;line-height:1.85;color:var(--text-sub);margin:0}
@media(max-width:520px){
  .faq-item summary{padding:16px 16px;font-size:15px}
  .faq-item[open] summary{padding-left:13px}
  .faq-answer{padding:0 16px 18px 38px}
}

/* ============ 表单 ============ */
.subscribe{background:#fff;border:1px solid var(--ink-line);border-radius:20px;padding:36px 38px;box-shadow:var(--sh-1)}
.subscribe-grid{display:grid;grid-template-columns:1fr;gap:26px;align-items:center}
@media(min-width:900px){.subscribe-grid{grid-template-columns:1fr 1fr;gap:44px}}
.subscribe h2{margin-bottom:8px}
.subscribe p{margin:0;color:var(--text-sub);font-size:15px}
.subscribe-form{display:flex;gap:12px;flex-wrap:wrap}
.field{flex:1;min-width:200px}
.field input{
  width:100%;height:48px;padding:0 16px;border-radius:var(--r-sm);
  border:1px solid var(--ink-line);background:#FCFBF9;color:var(--text);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease);
}
.field input::placeholder{color:var(--text-weak)}
.field input:focus{outline:none;border-color:var(--star-orange);background:#fff;box-shadow:0 0 0 4px var(--star-orange-soft)}
.form-note{font-size:13px;color:var(--text-weak);margin-top:12px}
@media(max-width:640px){.subscribe{padding:26px 20px}}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink-night);color:rgba(255,255,255,.7);padding:60px 0 28px;margin-bottom:0}
.footer-grid{display:grid;grid-template-columns:1fr;gap:34px}
@media(min-width:640px){.footer-grid{grid-template-columns:1fr 1fr}}
@media(min-width:1024px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:44px}}
.footer-brand{display:inline-flex;align-items:center;gap:10px;color:#fff;font-size:17px;font-weight:700;margin-bottom:14px}
.footer-brand:hover{color:#fff}
.footer-about{font-size:14px;line-height:1.8;color:rgba(255,255,255,.6);margin:0;max-width:300px}
.footer-col h3{font-size:15px;font-weight:600;color:#fff;margin:0 0 16px;letter-spacing:.4px}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:14px;color:rgba(255,255,255,.66)}
.footer-col a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px}
.footer-col p{font-size:14px;margin:0 0 10px;color:rgba(255,255,255,.62)}
.footer-col p strong{color:#fff;font-weight:600;margin-right:6px}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.48);
}

/* ============ 移动底部 Tab ============ */
.mobile-tabs{
  position:fixed;left:0;right:0;bottom:0;z-index:90;display:none;
  background:rgba(20,16,43,.97);border-top:1px solid rgba(255,255,255,.1);
  padding-bottom:env(safe-area-inset-bottom);
}
.tab-item{
  flex:1;height:56px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
  font-size:11px;color:rgba(255,255,255,.6);position:relative;transition:color .2s var(--ease);
}
.tab-item svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.tab-item.active{color:var(--star-orange)}
.tab-item.active::before{content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);width:26px;height:2px;border-radius:2px;background:var(--star-orange)}
.tab-item:hover{color:#fff}
.tab-item.active:hover{color:var(--star-orange)}
@media(max-width:640px){
  .mobile-tabs{display:flex}
  body{padding-bottom:56px}
  .nav-links{display:none}
  .nav-actions .btn-ghost-light{display:none}
  .site-footer{padding-bottom:36px}
}
@media(min-width:641px) and (max-width:1023px){
  .nav-links a{padding:8px 11px;font-size:14px}
}

/* roulang page: article */
:root{
  --star-500:#FF7A2F;
  --star-600:#E45F14;
  --star-100:#FFF1E7;
  --star-200:#FFD9A8;
  --aurora-500:#2FC4B2;
  --aurora-100:#E6F7F4;
  --violet-500:#6B5BD2;
  --ink-900:#14102B;
  --ink-800:#1B1533;
  --ink-700:#241C46;
  --ink-line:#E7E2DB;
  --mist-50:#F7F5F2;
  --text-1:#1B1730;
  --text-2:#5B5570;
  --text-3:#8B8598;
  --radius-sm:12px;
  --radius:16px;
  --radius-lg:28px;
  --shadow-1:0 8px 24px rgba(20,16,43,.08);
  --shadow-2:0 14px 32px rgba(20,16,43,.14);
  --ease:cubic-bezier(.2,.7,.3,1);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;line-height:1.8;color:var(--text-1);background:var(--mist-50);
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto;border:0}
a{color:var(--star-600);text-decoration:none;transition:color .2s var(--ease)}
a:hover{color:var(--star-500)}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--text-1);line-height:1.35}
p{margin:0 0 14px}
ul,ol{margin:0;padding:0;list-style:none}
button,input,select,textarea{font-family:inherit;font-size:inherit}
:focus-visible{outline:2px solid var(--aurora-500);outline-offset:2px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.container .row{max-width:none;margin-left:-10px;margin-right:-10px}
.container .row > .columns{padding-left:10px;padding-right:10px}
@media (min-width:1440px){:root{--container:1280px}}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(20,16,43,.94);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border-bottom:1px solid rgba(255,255,255,.08);
  transition:box-shadow .25s var(--ease),background .25s var(--ease);
}
.site-header.is-scrolled{box-shadow:0 10px 30px rgba(20,16,43,.3);background:rgba(20,16,43,.99)}
.nav-inner{display:flex;align-items:center;gap:26px;height:64px}
.logo{display:inline-flex;align-items:center;gap:10px;color:#fff;font-weight:700;font-size:17px;letter-spacing:.4px;flex:0 0 auto}
.logo:hover{color:#fff}
.logo-mark{
  width:22px;height:22px;border-radius:50%;flex:0 0 22px;
  background:radial-gradient(circle at 32% 30%,#FFE6C4,var(--star-500) 58%,var(--violet-500) 100%);
  box-shadow:0 0 12px rgba(255,122,47,.55);
}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-links a{position:relative;color:rgba(255,255,255,.72);padding:22px 13px;font-size:15px;font-weight:500}
.nav-links a:hover{color:#fff}
.nav-links a.active{color:#fff}
.nav-links a.active::after{content:"";position:absolute;left:13px;right:13px;bottom:13px;height:3px;border-radius:3px;background:var(--star-500)}
.nav-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:999px;
  font-size:15px;font-weight:600;letter-spacing:.2px;
  border:1.5px solid transparent;cursor:pointer;white-space:nowrap;
  transition:background .22s var(--ease),color .22s var(--ease),transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.btn-sm{height:38px;padding:0 18px;font-size:14px}
.btn-primary{background:var(--star-500);color:#fff;box-shadow:0 6px 18px rgba(255,122,47,.3)}
.btn-primary:hover{background:var(--star-600);color:#fff;box-shadow:0 10px 24px rgba(228,95,20,.36);transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:transparent;border-color:var(--star-500);color:var(--star-600)}
.btn-ghost:hover{background:var(--star-100);color:var(--star-600);transform:translateY(-1px)}
.btn-ghost-light{background:transparent;border-color:rgba(255,255,255,.36);color:#fff}
.btn-ghost-light:hover{background:#fff;color:var(--ink-900);border-color:#fff}
.btn[disabled],.btn.is-disabled{opacity:.5;pointer-events:none;transform:none}

/* ============ 文章头图区 ============ */
.article-hero{position:relative;background:var(--ink-900);color:#fff;padding:52px 0 76px;overflow:hidden}
.article-hero__bg{position:absolute;inset:0;background-image:url(/assets/images/backpic/back-2.png);background-size:cover;background-position:center;opacity:.26}
.article-hero__glow{
  position:absolute;inset:0;
  background:
    radial-gradient(620px 320px at 84% 12%,rgba(107,91,210,.45),transparent 68%),
    radial-gradient(520px 300px at 6% 92%,rgba(255,122,47,.28),transparent 72%);
}
.article-hero .container{position:relative;z-index:2}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.55);margin-bottom:20px;line-height:1.6}
.breadcrumb a{color:rgba(255,255,255,.74)}
.breadcrumb a:hover{color:#fff}
.breadcrumb .sep{opacity:.4}
.breadcrumb .current{max-width:300px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:rgba(255,255,255,.86)}
.article-title{font-size:clamp(26px,3.6vw,42px);line-height:1.3;color:#fff;font-weight:700;max-width:920px;letter-spacing:.3px}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-top:24px;font-size:13px;color:rgba(255,255,255,.68)}
.article-meta .divider{width:1px;height:12px;background:rgba(255,255,255,.24)}
.article-meta .chip{
  display:inline-flex;align-items:center;height:26px;padding:0 13px;border-radius:999px;
  background:rgba(255,122,47,.18);color:#FFB073;font-size:12px;font-weight:600;
}
.article-cover{position:relative;z-index:3;margin-top:-44px}
.article-cover img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--radius);box-shadow:var(--shadow-2)}
.article-cover figcaption{font-size:13px;color:var(--text-3);margin-top:12px;text-align:center}

/* ============ 正文布局 ============ */
.article-section{padding:52px 0 24px}
.article-layout{display:grid;grid-template-columns:minmax(0,720px) 236px;gap:48px;justify-content:center;align-items:start}
.article-main{min-width:0}
.back-link{display:inline-flex;align-items:center;gap:8px;font-size:13.5px;font-weight:600;color:var(--text-2);margin-bottom:22px}
.back-link:hover{color:var(--star-600)}
.back-link i{font-size:12px}

.toc-mobile{display:none;margin-bottom:26px;background:#fff;border:1px solid var(--ink-line);border-radius:var(--radius-sm);padding:14px 18px;box-shadow:var(--shadow-1)}
.toc-mobile summary{cursor:pointer;font-size:14.5px;font-weight:600;color:var(--text-1);list-style:none}
.toc-mobile summary::-webkit-details-marker{display:none}
.toc-mobile summary::before{content:"\f0da";font-family:"Font Awesome 6 Free";font-weight:900;color:var(--star-500);margin-right:8px;font-size:12px}
.toc-mobile[open] summary{margin-bottom:10px}

.toc{position:sticky;top:88px;background:#fff;border:1px solid var(--ink-line);border-radius:var(--radius);padding:22px 20px;box-shadow:var(--shadow-1)}
.toc h2{font-size:14.5px;font-weight:600;color:var(--text-1);margin-bottom:14px;padding-bottom:12px;border-bottom:1px solid var(--ink-line);letter-spacing:.4px}
.toc ol{margin-left:6px;border-left:2px solid var(--ink-line)}
.toc li a{display:block;padding:7px 4px 7px 14px;margin-left:-2px;border-left:2px solid transparent;font-size:13.5px;line-height:1.5;color:var(--text-2)}
.toc li a:hover{color:var(--star-600)}
.toc li a.is-current{color:var(--star-600);border-left-color:var(--star-500);font-weight:600}

.article-body{font-size:17px;line-height:1.85;color:#2B2542;overflow-wrap:break-word}
.article-body p{margin:0 0 1.2em}
.article-body h2{font-size:26px;position:relative;padding-left:16px;margin:1.9em 0 .8em;scroll-margin-top:92px}
.article-body h2::before{content:"";position:absolute;left:0;top:.2em;bottom:.2em;width:4px;border-radius:4px;background:var(--star-500)}
.article-body h3{font-size:20px;font-weight:600;color:var(--star-600);margin:1.6em 0 .6em;scroll-margin-top:92px}
.article-body h4{font-size:17px;font-weight:600;margin:1.3em 0 .5em}
.article-body a{color:var(--star-600);text-decoration:underline;text-underline-offset:4px}
.article-body a:hover{color:var(--star-500)}
.article-body strong{font-weight:600;color:var(--ink-900)}
.article-body blockquote{
  margin:26px 0;padding:16px 22px;border-left:3px solid var(--star-500);
  background:var(--star-100);border-radius:0 12px 12px 0;color:var(--text-2);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:12px;margin:24px auto;box-shadow:var(--shadow-1)}
.article-body ul,.article-body ol{margin:0 0 1.3em}
.article-body ul li{position:relative;padding-left:22px;margin-bottom:8px}
.article-body ul li::before{content:"";position:absolute;left:4px;top:.72em;width:6px;height:6px;border-radius:50%;background:var(--star-500)}
.article-body ol{counter-reset:art-ol}
.article-body ol li{counter-increment:art-ol;position:relative;padding-left:30px;margin-bottom:8px}
.article-body ol li::before{
  content:counter(art-ol);position:absolute;left:0;top:.28em;
  width:20px;height:20px;border-radius:50%;background:var(--star-100);color:var(--star-600);
  font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center;line-height:1;
}
.article-body hr{border:0;height:1px;margin:36px 0;background:linear-gradient(90deg,transparent,var(--ink-line) 18%,var(--ink-line) 82%,transparent)}
.article-body table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px}
.article-body th,.article-body td{border:1px solid var(--ink-line);padding:11px 14px;text-align:left}
.article-body th{background:var(--mist-50);font-weight:600;color:var(--ink-900)}
.article-body tbody tr:nth-child(even){background:#FCFBF9}

.tag-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:44px;padding-top:28px;border-top:1px solid var(--ink-line)}
.tag-row .tag-label{font-size:13px;color:var(--text-3);margin-right:4px}
.tag{display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:999px;background:var(--star-100);color:var(--star-600);font-size:13px;font-weight:600}
.tag:hover{background:var(--star-500);color:#fff}

.empty-state{
  text-align:center;background:#fff;border:1px solid var(--ink-line);
  border-radius:var(--radius);padding:64px 28px;box-shadow:var(--shadow-1);
}
.empty-state i{font-size:34px;color:var(--star-500);margin-bottom:18px;display:block}
.empty-state h2{font-size:22px;margin-bottom:10px}
.empty-state p{color:var(--text-2);font-size:15px;margin-bottom:24px}

/* ============ 相关推荐 ============ */
.related{padding:64px 0 8px}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:28px}
.section-head h2{font-size:26px}
.section-head p{margin:8px 0 0;font-size:14px;color:var(--text-2)}
.link-more{font-size:14px;font-weight:600;color:var(--star-600);display:inline-flex;align-items:center;gap:6px}
.link-more:hover{color:var(--star-500)}
.link-more i{font-size:12px;transition:transform .22s var(--ease)}
.link-more:hover i{transform:translateX(3px)}
.card{
  display:flex;flex-direction:column;height:100%;background:#fff;
  border:1px solid var(--ink-line);border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow-1);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease);
  margin-bottom:20px;
}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2)}
.card-media{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--ink-700)}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease)}
.card:hover .card-media img{transform:scale(1.05)}
.card-badge{
  position:absolute;top:12px;left:12px;display:inline-flex;align-items:center;
  height:24px;padding:0 11px;border-radius:999px;background:rgba(255,241,231,.95);
  color:var(--star-600);font-size:12px;font-weight:600;
}
.card-body{padding:18px 20px 20px;display:flex;flex-direction:column;flex:1}
.card-title{font-size:17px;font-weight:600;line-height:1.5;margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;color:var(--text-1)}
.card:hover .card-title{color:var(--star-600)}
.card-text{font-size:14px;line-height:1.72;color:var(--text-2);margin-bottom:16px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--text-3)}
.card-foot .arrow{color:var(--star-500);transition:transform .22s var(--ease)}
.card:hover .card-foot .arrow{transform:translateX(4px)}

/* ============ CTA ============ */
.cta-wrap{padding:24px 0 72px}
.cta-bar{
  position:relative;overflow:hidden;background:var(--ink-900);color:#fff;
  border-radius:24px;padding:38px 42px;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:26px;
}
.cta-bar::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(440px 240px at 88% 10%,rgba(255,122,47,.32),transparent 70%),
    radial-gradient(360px 220px at 4% 110%,rgba(47,196,178,.2),transparent 72%);
}
.cta-bar::after{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.09) 1px,transparent 1px);
  background-size:16px 16px;opacity:.5;
}
.cta-bar > *{position:relative;z-index:2}
.cta-bar h2{color:#fff;font-size:24px;margin-bottom:8px}
.cta-bar p{margin:0;font-size:14.5px;color:rgba(255,255,255,.72);max-width:560px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink-900);color:rgba(255,255,255,.7);padding:64px 0 0;margin-top:48px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:38px;padding-bottom:42px;border-bottom:1px solid rgba(255,255,255,.1)}
.footer-brand{display:inline-flex;align-items:center;gap:10px;color:#fff;font-weight:700;font-size:17px;margin-bottom:14px}
.footer-about{font-size:14px;line-height:1.8;color:rgba(255,255,255,.6);margin:0;max-width:280px}
.footer-col h3{font-size:14px;color:#fff;margin-bottom:16px;font-weight:600;letter-spacing:.5px}
.footer-col ul li{margin-bottom:10px}
.footer-col a{color:rgba(255,255,255,.72);font-size:14px}
.footer-col a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px}
.footer-col p{font-size:14px;margin:0 0 10px;color:rgba(255,255,255,.72)}
.footer-col p strong{color:#fff;font-weight:600;margin-right:8px}
.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;padding:22px 0;font-size:13px;color:rgba(255,255,255,.5)}

/* ============ 移动底部 Tab ============ */
.mobile-tabbar{display:none}
@media (max-width:1023px){
  .mobile-tabbar{
    display:flex;position:fixed;left:0;right:0;bottom:0;z-index:70;
    background:rgba(20,16,43,.97);
    -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
    border-top:1px solid rgba(255,255,255,.1);
    padding-bottom:env(safe-area-inset-bottom);
    height:calc(58px + env(safe-area-inset-bottom));
  }
  .mobile-tabbar a{
    flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;
    gap:3px;color:rgba(255,255,255,.6);font-size:11px;position:relative;min-height:44px;
  }
  .mobile-tabbar a i{font-size:19px;line-height:1}
  .mobile-tabbar a.is-active{color:var(--star-500)}
  .mobile-tabbar a.is-active::before{content:"";position:absolute;top:0;width:26px;height:2px;border-radius:2px;background:var(--star-500)}
  body{padding-bottom:calc(58px + env(safe-area-inset-bottom))}
}

/* ============ 响应式 ============ */
@media (max-width:1023px){
  .article-layout{grid-template-columns:minmax(0,1fr);gap:0;justify-content:stretch}
  .toc{display:none}
  .toc-mobile{display:block}
  .article-body{font-size:16.5px}
}
@media (max-width:900px){
  .nav-links,.nav-actions{display:none}
  .nav-inner{justify-content:space-between;height:60px}
  .article-hero{padding:38px 0 66px}
  .article-cover{margin-top:-36px}
  .article-section{padding:40px 0 16px}
  .related{padding:48px 0 8px}
  .cta-wrap{padding:16px 0 56px}
  .cta-bar{padding:30px 26px;border-radius:20px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .section-head h2{font-size:22px}
}
@media (max-width:640px){
  .container{padding:0 16px}
  .article-body{font-size:16px;line-height:1.82}
  .article-body h2{font-size:22px}
  .article-body h3{font-size:18px}
  .article-body table{display:block;overflow-x:auto;white-space:nowrap;font-size:14px}
  .article-title{font-size:24px}
  .article-meta{gap:8px;font-size:12.5px}
  .article-cover{margin-top:-28px}
  .article-cover img{border-radius:12px}
  .cta-bar{flex-direction:column;align-items:flex-start;padding:26px 22px}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;gap:6px}
  .related .card{margin-bottom:16px}
  .article-hero{padding:30px 0 58px}
}

/* roulang page: category1 */
:root{
  --star-500:#FF7A2F;
  --star-600:#E45F14;
  --star-700:#C24E0C;
  --star-50:#FFF1E7;
  --aurora-500:#2FC4B2;
  --aurora-50:#E6F7F4;
  --ink-900:#14102B;
  --ink-800:#241C46;
  --violet-500:#6B5BD2;
  --star-glow:#FFD9A8;
  --mist-50:#F7F5F2;
  --white:#FFFFFF;
  --text:#1B1730;
  --text-sub:#5B5570;
  --text-weak:#8B8598;
  --line:#E7E2DB;
  --r-sm:12px;
  --r:16px;
  --r-lg:28px;
  --r-pill:999px;
  --sh-sm:0 4px 14px rgba(20,16,43,.06);
  --sh:0 8px 24px rgba(20,16,43,.08);
  --sh-lg:0 14px 32px rgba(20,16,43,.14);
  --ease:cubic-bezier(.2,.7,.3,1);
  --sec:88px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background-color:var(--mist-50);
  background-image:radial-gradient(rgba(107,91,210,.06) 1px, transparent 1px);
  background-size:22px 22px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:var(--star-600);text-decoration:none;transition:color .2s var(--ease)}
a:hover{color:var(--star-700)}
h1,h2,h3,h4,p,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--aurora-500);outline-offset:2px;border-radius:6px}

.container{max-width:1200px;margin:0 auto;padding:0 24px;width:100%}
.row{max-width:1200px;margin-left:auto;margin-right:auto;padding-left:14px;padding-right:14px}
.row .column,.row .columns{padding-left:10px;padding-right:10px;float:left}
@media screen and (max-width:1023px){
  .row{padding-left:6px;padding-right:6px}
}
@media screen and (min-width:1440px){
  .container,.row{max-width:1280px}
}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(20,16,43,.97);
  border-bottom:1px solid rgba(255,255,255,.08);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:64px}
.logo{display:inline-flex;align-items:center;gap:10px;color:#fff;font-size:18px;font-weight:700;letter-spacing:.2px;white-space:nowrap}
.logo:hover{color:#fff}
.logo-mark{
  width:22px;height:22px;border-radius:50%;flex:none;
  background:radial-gradient(circle at 32% 30%, var(--star-glow), var(--star-500) 58%, var(--star-600));
  box-shadow:0 0 0 4px rgba(255,122,47,.16);
}
.nav-links{display:flex;align-items:center;gap:28px}
.nav-links a{
  position:relative;display:inline-block;padding:22px 0;
  font-size:15px;color:rgba(255,255,255,.76);
}
.nav-links a::after{
  content:"";position:absolute;left:0;right:0;bottom:14px;height:3px;border-radius:3px;
  background:var(--star-500);transform:scaleX(0);transform-origin:left;
  transition:transform .24s var(--ease);
}
.nav-links a:hover{color:#fff}
.nav-links a:hover::after{transform:scaleX(.55)}
.nav-links a.active{color:#fff}
.nav-links a.active::after{transform:scaleX(1)}
.nav-actions{display:flex;align-items:center;gap:12px}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 24px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;line-height:1;cursor:pointer;border:1.5px solid transparent;
  transition:background-color .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease),transform .22s var(--ease);
}
.btn-sm{min-height:38px;padding:0 18px;font-size:14px}
.btn-lg{min-height:52px;padding:0 30px;font-size:16px}
.btn-primary{background:var(--star-500);color:#fff;box-shadow:0 6px 16px rgba(255,122,47,.28)}
.btn-primary:hover{background:var(--star-600);color:#fff;box-shadow:0 10px 22px rgba(228,95,20,.32);transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:transparent;color:var(--star-600);border-color:var(--star-500)}
.btn-ghost:hover{background:var(--star-50);color:var(--star-700);border-color:var(--star-600)}
.btn-ghost-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.45)}
.btn-ghost-light:hover{background:#fff;color:var(--ink-900);border-color:#fff}
.btn-light{background:#fff;color:var(--ink-900)}
.btn-light:hover{background:var(--star-50);color:var(--star-700);transform:translateY(-1px)}
.btn:disabled,.btn[disabled]{opacity:.5;pointer-events:none;transform:none}

/* ---------- 页头 ---------- */
.page-hero{position:relative;overflow:hidden;background:var(--ink-900);color:#fff;padding:48px 0 60px}
.page-hero-media{
  position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-1.webp");
  background-size:cover;background-position:center;opacity:.4;
}
.page-hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg, rgba(20,16,43,.95) 0%, rgba(20,16,43,.8) 48%, rgba(36,28,70,.6) 100%);
}
.page-hero-glow{
  position:absolute;width:560px;height:560px;right:-140px;top:-260px;pointer-events:none;
  background:radial-gradient(circle, rgba(255,122,47,.3), transparent 62%);
}
.page-hero-glow2{
  position:absolute;width:420px;height:420px;left:-160px;bottom:-220px;pointer-events:none;
  background:radial-gradient(circle, rgba(47,196,178,.2), transparent 64%);
}
.page-hero-inner{position:relative;z-index:2;max-width:780px}
.breadcrumb{font-size:13px;color:rgba(255,255,255,.6);margin-bottom:20px}
.breadcrumb a{color:rgba(255,255,255,.6)}
.breadcrumb a:hover{color:#fff}
.breadcrumb span.sep{margin:0 8px;color:rgba(255,255,255,.35)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:rgba(255,122,47,.16);border:1px solid rgba(255,122,47,.34);
  color:var(--star-glow);font-size:12px;font-weight:600;letter-spacing:.4px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--star-500)}
.page-hero h1{
  margin:20px 0 14px;
  font-size:clamp(26px,3.6vw,40px);line-height:1.28;font-weight:700;letter-spacing:.4px;
}
.page-hero .page-sub{font-size:clamp(15px,1.6vw,17px);color:rgba(255,255,255,.76);max-width:620px}
.page-hero .hero-cta{margin-top:28px;display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.page-hero .hero-cta .hint{font-size:13px;color:rgba(255,255,255,.55)}

/* ---------- 板块通用 ---------- */
.section{padding:var(--sec) 0}
.section-tight{padding:64px 0}
.section-head{margin-bottom:36px;max-width:720px}
.section-title{font-size:clamp(22px,2.4vw,28px);line-height:1.35;font-weight:700;letter-spacing:.2px}
.section-sub{margin-top:12px;color:var(--text-sub);font-size:15.5px}
.section-head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap}
.link-more{font-size:14px;font-weight:600;color:var(--star-600);display:inline-flex;align-items:center;gap:6px}
.link-more::after{content:"→";transition:transform .22s var(--ease)}
.link-more:hover::after{transform:translateX(4px)}

/* ---------- 服务卡列表 ---------- */
.service-list{display:flex;flex-direction:column;gap:20px}
.service-card{
  display:flex;gap:20px;align-items:stretch;
  background:var(--white);border:1px solid var(--line);border-radius:var(--r);
  padding:18px;box-shadow:var(--sh-sm);
  transition:box-shadow .22s var(--ease),transform .22s var(--ease),border-color .22s var(--ease);
}
.service-card:hover{box-shadow:var(--sh-lg);transform:translateY(-3px);border-color:#DED7CD}
.service-card-media{
  flex:none;width:210px;aspect-ratio:4/3;border-radius:var(--r-sm);overflow:hidden;background:var(--mist-50);
}
.service-card-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease)}
.service-card:hover .service-card-media img{transform:scale(1.04)}
.service-card-body{display:flex;flex-direction:column;min-width:0;flex:1}
.service-card-body h3{font-size:18px;font-weight:600;line-height:1.5;margin-bottom:8px}
.service-card-body p{font-size:14.5px;color:var(--text-sub);line-height:1.75}
.service-card-foot{margin-top:auto;padding-top:14px;display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.tag{
  display:inline-block;padding:4px 12px;border-radius:var(--r-pill);
  background:var(--star-50);color:var(--star-600);font-size:12px;font-weight:600;
}
.tag-aurora{background:var(--aurora-50);color:#1F9A8B}
.tag-muted{background:var(--mist-50);color:var(--text-sub)}
.mini-link{font-size:13.5px;font-weight:600;color:var(--star-600);display:inline-flex;align-items:center;gap:6px}
.mini-link::after{content:"→";transition:transform .22s var(--ease)}
.mini-link:hover::after{transform:translateX(4px)}

/* ---------- 侧栏 ---------- */
.sidebar{position:sticky;top:88px;display:flex;flex-direction:column;gap:18px}
.side-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--r);
  padding:22px;box-shadow:var(--sh-sm);
}
.side-title{font-size:15px;font-weight:700;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.side-title::before{content:"";width:4px;height:14px;border-radius:2px;background:var(--star-500)}
.side-links{display:flex;flex-direction:column}
.side-links a{
  display:flex;align-items:center;justify-content:space-between;
  padding:11px 0;font-size:14.5px;color:var(--text-sub);border-bottom:1px solid var(--line);
}
.side-links a:last-child{border-bottom:0}
.side-links a::after{content:"→";color:var(--text-weak);font-size:13px;transition:transform .2s var(--ease),color .2s var(--ease)}
.side-links a:hover{color:var(--star-600)}
.side-links a:hover::after{transform:translateX(3px);color:var(--star-500)}
.side-picks li{
  display:flex;gap:12px;align-items:flex-start;padding:10px 0;border-bottom:1px dashed var(--line);
  font-size:14px;color:var(--text-sub);line-height:1.65;
}
.side-picks li:last-child{border-bottom:0}
.side-picks .num{
  flex:none;font-size:13px;font-weight:700;color:var(--star-500);
  font-variant-numeric:tabular-nums;padding-top:1px;
}
.side-cta{
  background:linear-gradient(160deg,var(--ink-900),var(--ink-800));
  border:1px solid rgba(255,255,255,.08);color:#fff;border-radius:var(--r);padding:24px;
  position:relative;overflow:hidden;
}
.side-cta::after{
  content:"";position:absolute;width:220px;height:220px;right:-90px;top:-110px;
  background:radial-gradient(circle, rgba(255,122,47,.3), transparent 64%);
}
.side-cta h3{position:relative;z-index:2;font-size:16px;font-weight:700;line-height:1.55;margin-bottom:10px}
.side-cta p{position:relative;z-index:2;font-size:13.5px;color:rgba(255,255,255,.7);margin-bottom:16px}
.side-cta .btn{position:relative;z-index:2;width:100%}

/* ---------- 流程 ---------- */
.steps{position:relative;padding-left:34px}
.steps::before{
  content:"";position:absolute;left:9px;top:8px;bottom:8px;width:2px;
  background:linear-gradient(180deg,transparent,var(--line) 10%,var(--line) 90%,transparent);
}
.step{position:relative;padding-bottom:28px}
.step:last-child{padding-bottom:0}
.step::before{
  content:"";position:absolute;left:-31px;top:5px;width:14px;height:14px;border-radius:50%;
  background:#fff;border:2px solid var(--star-500);box-shadow:0 0 0 4px rgba(255,122,47,.1);
}
.step h3{font-size:17px;font-weight:600;margin-bottom:6px}
.step p{font-size:14.5px;color:var(--text-sub)}
.step .step-index{font-size:12px;font-weight:600;color:var(--star-600);letter-spacing:.6px;display:block;margin-bottom:4px}

/* ---------- 场景 ---------- */
.scene-card{
  height:100%;background:var(--white);border:1px solid var(--line);border-radius:var(--r);
  padding:26px 24px;box-shadow:var(--sh-sm);
  transition:box-shadow .22s var(--ease),transform .22s var(--ease);
}
.scene-card:hover{box-shadow:var(--sh-lg);transform:translateY(-3px)}
.scene-card .scene-ico{
  width:44px;height:44px;border-radius:14px;background:var(--aurora-50);
  display:flex;align-items:center;justify-content:center;margin-bottom:16px;
}
.scene-card .scene-ico svg{width:22px;height:22px;stroke:var(--aurora-500);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.scene-card h3{font-size:17px;font-weight:600;margin-bottom:10px}
.scene-card p{font-size:14.5px;color:var(--text-sub);margin-bottom:14px}
.scene-card ul li{font-size:14px;color:var(--text-sub);padding:6px 0 6px 16px;position:relative}
.scene-card ul li::before{content:"";position:absolute;left:0;top:15px;width:6px;height:6px;border-radius:50%;background:var(--star-500)}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:880px;margin:0 auto}
.faq-item{
  background:var(--white);border:1px solid var(--line);border-radius:var(--r);
  margin-bottom:12px;overflow:hidden;transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.faq-item:hover{border-color:#DED7CD;box-shadow:var(--sh-sm)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 22px;
  font-size:16px;font-weight:500;color:var(--text);
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"";flex:none;width:10px;height:10px;border-right:2px solid var(--text-weak);border-bottom:2px solid var(--text-weak);
  transform:rotate(45deg);transition:transform .24s var(--ease),border-color .24s var(--ease);margin-top:-4px;
}
.faq-item[open]{border-left:3px solid var(--star-500);background:#FFFDFB}
.faq-item[open] summary{font-weight:600;color:var(--star-600)}
.faq-item[open] summary::after{transform:rotate(225deg);border-color:var(--star-500);margin-top:4px}
.faq-answer{padding:0 22px 20px;font-size:15px;color:var(--text-sub);line-height:1.85}

/* ---------- 转化条 ---------- */
.cta-band{
  position:relative;overflow:hidden;background:var(--ink-900);color:#fff;
  border-radius:var(--r-lg);padding:44px 40px;
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
}
.cta-band::before{
  content:"";position:absolute;width:420px;height:420px;right:-120px;top:-200px;
  background:radial-gradient(circle, rgba(255,122,47,.3), transparent 64%);
}
.cta-band-text{position:relative;z-index:2;max-width:560px}
.cta-band h2{font-size:clamp(20px,2.4vw,26px);font-weight:700;margin-bottom:10px}
.cta-band p{font-size:14.5px;color:rgba(255,255,255,.72)}
.cta-band-action{position:relative;z-index:2;display:flex;flex-direction:column;gap:10px;align-items:flex-start}
.cta-band-action .tiny{font-size:12.5px;color:rgba(255,255,255,.5)}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink-900);color:rgba(255,255,255,.7);padding:56px 0 24px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:32px}
.footer-brand{display:inline-flex;align-items:center;gap:10px;color:#fff;font-size:17px;font-weight:700;margin-bottom:14px}
.footer-about{font-size:14px;color:rgba(255,255,255,.6);max-width:260px}
.footer-col h3{font-size:14px;font-weight:600;color:#fff;margin-bottom:14px}
.footer-col ul li{margin-bottom:9px}
.footer-col a{font-size:14px;color:rgba(255,255,255,.66)}
.footer-col a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px}
.footer-col p{font-size:13.5px;color:rgba(255,255,255,.62);margin-bottom:8px}
.footer-col p strong{color:rgba(255,255,255,.85);font-weight:600;margin-right:8px}
.footer-bottom{
  margin-top:36px;padding-top:20px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:12.5px;color:rgba(255,255,255,.45);
}

/* ---------- 移动端底部 Tab ---------- */
.mobile-tabbar{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:90;
  background:rgba(20,16,43,.98);border-top:1px solid rgba(255,255,255,.1);
  padding-bottom:env(safe-area-inset-bottom);
}
.mobile-tabbar a{
  flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
  height:56px;font-size:11px;color:rgba(255,255,255,.6);position:relative;
}
.mobile-tabbar a svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.mobile-tabbar a.active{color:var(--star-500)}
.mobile-tabbar a.active::before{
  content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);
  width:26px;height:2px;border-radius:0 0 2px 2px;background:var(--star-500);
}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1023px){
  :root{--sec:56px}
  .nav-links,.nav-actions{display:none}
  .nav-inner{height:58px;justify-content:center}
  .mobile-tabbar{display:flex}
  body{padding-bottom:64px}
  .page-hero{padding:36px 0 48px}
  .sidebar{position:static}
  .service-card{flex-direction:row}
  .service-card-media{width:168px}
  .cta-band{padding:34px 26px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px}
}
@media screen and (max-width:640px){
  .container{padding:0 16px}
  .service-card{flex-direction:column;padding:16px}
  .service-card-media{width:100%;aspect-ratio:16/10}
  .service-card-body h3{font-size:17px}
  .footer-grid{grid-template-columns:1fr}
  .cta-band{padding:28px 20px;border-radius:var(--r)}
  .cta-band-action{width:100%}
  .cta-band-action .btn{width:100%}
  .faq-item summary{padding:16px 18px;font-size:15px}
  .faq-answer{padding:0 18px 18px;font-size:14.5px}
}

/* roulang page: category3 */
:root{
  --star-500:#FF7A2F;
  --star-600:#E45F14;
  --star-100:#FFF1E7;
  --star-glow:#FFD9A8;
  --aurora-500:#2FC4B2;
  --aurora-100:#E6F7F4;
  --ink-900:#14102B;
  --ink-800:#241C46;
  --ink-700:#6B5BD2;
  --mist-100:#F7F5F2;
  --card:#FFFFFF;
  --text-1:#1B1730;
  --text-2:#5B5570;
  --text-3:#8B8598;
  --line:#E7E2DB;
  --radius-sm:12px;
  --radius:16px;
  --radius-lg:28px;
  --radius-pill:999px;
  --shadow-1:0 8px 24px rgba(20,16,43,.08);
  --shadow-2:0 14px 32px rgba(20,16,43,.14);
  --ease:cubic-bezier(.2,.7,.3,1);
  --gutter:20px;
  --maxw:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;line-height:1.8;color:var(--text-1);
  background:var(--mist-100);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;border-radius:0;}
a{color:var(--star-500);text-decoration:none;text-underline-offset:4px;transition:color .2s var(--ease);}
a:hover{color:var(--star-600);}
h1,h2,h3,h4{margin:0 0 12px;color:var(--text-1);font-weight:700;letter-spacing:.2px;}
h1{font-size:clamp(28px,3.4vw,42px);line-height:1.25;}
h2{font-size:clamp(22px,2.4vw,30px);line-height:1.35;}
h3{font-size:20px;line-height:1.5;font-weight:600;}
p{margin:0 0 14px;color:var(--text-2);}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
input{font-family:inherit;}
:focus-visible{outline:2px solid var(--aurora-500);outline-offset:2px;}
::selection{background:var(--star-100);color:var(--star-600);}

.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px;}
.row{max-width:none;margin-left:calc(var(--gutter) / -2);margin-right:calc(var(--gutter) / -2);}
.row .column,.row .columns{padding-left:calc(var(--gutter) / 2);padding-right:calc(var(--gutter) / 2);}
@media screen and (min-width:1440px){
  :root{--maxw:1280px;}
}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(20,16,43,.94);
  backdrop-filter:saturate(140%) blur(6px);
  border-bottom:1px solid rgba(255,255,255,.08);
  transition:box-shadow .25s var(--ease);
}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(20,16,43,.28);border-bottom-color:rgba(255,255,255,.14);}
.nav-inner{
  display:flex;align-items:center;justify-content:space-between;
  gap:20px;height:64px;
}
.logo{
  display:inline-flex;align-items:center;gap:10px;
  font-size:17px;font-weight:700;color:#fff;letter-spacing:.4px;white-space:nowrap;
}
.logo:hover{color:#fff;}
.logo-mark{
  width:22px;height:22px;border-radius:50%;
  background:radial-gradient(circle at 32% 30%,var(--star-glow) 0%,var(--star-500) 42%,var(--ink-700) 100%);
  box-shadow:0 0 0 3px rgba(255,122,47,.16);
  flex:0 0 auto;
}
.nav-links{display:flex;align-items:center;gap:6px;}
.nav-links a{
  position:relative;display:inline-flex;align-items:center;height:64px;
  padding:0 14px;color:rgba(255,255,255,.76);font-size:15px;font-weight:500;
}
.nav-links a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:14px;height:3px;border-radius:3px;
  background:var(--star-500);transform:scaleX(0);transform-origin:left;transition:transform .24s var(--ease);
}
.nav-links a:hover{color:#fff;}
.nav-links a:hover::after{transform:scaleX(1);}
.nav-links a.active{color:#fff;font-weight:600;}
.nav-links a.active::after{transform:scaleX(1);}
.nav-actions{display:flex;align-items:center;gap:10px;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 24px;border-radius:var(--radius-pill);
  font-size:15px;font-weight:600;line-height:1;cursor:pointer;border:1.5px solid transparent;
  transition:transform .22s var(--ease),background .22s var(--ease),color .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px;}
.btn-primary{background:var(--star-500);color:#fff;box-shadow:0 6px 18px rgba(255,122,47,.28);}
.btn-primary:hover{background:var(--star-600);color:#fff;transform:translateY(-1px);box-shadow:0 10px 24px rgba(228,95,20,.34);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:transparent;border-color:var(--star-500);color:var(--star-600);}
.btn-ghost:hover{background:var(--star-100);color:var(--star-600);}
.btn-ghost-light{border-color:rgba(255,255,255,.42);color:rgba(255,255,255,.9);background:transparent;}
.btn-ghost-light:hover{background:#fff;color:var(--ink-900);border-color:#fff;}
.btn-light{background:#fff;color:var(--ink-900);}
.btn-light:hover{background:var(--star-glow);color:var(--ink-900);transform:translateY(-1px);}
.btn:disabled{opacity:.5;transform:none;cursor:not-allowed;}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:var(--radius-pill);
  font-size:12px;font-weight:600;line-height:1.4;
  background:var(--star-100);color:var(--star-600);
}
.badge-aurora{background:var(--aurora-100);color:#1E8C7E;}
.badge-dark{background:rgba(255,255,255,.12);color:var(--star-glow);}

/* ---------- Hero ---------- */
.page-hero{
  position:relative;overflow:hidden;color:#fff;
  background:var(--ink-900);
  padding:76px 0 66px;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  opacity:.26;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(circle at 82% 18%,rgba(255,122,47,.30) 0%,rgba(255,122,47,0) 46%),
    radial-gradient(circle at 12% 88%,rgba(47,196,178,.22) 0%,rgba(47,196,178,0) 44%),
    linear-gradient(120deg,rgba(20,16,43,.96) 0%,rgba(36,28,70,.82) 58%,rgba(20,16,43,.94) 100%);
}
.page-hero .container{position:relative;z-index:2;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.6);margin-bottom:18px;}
.crumb a{color:rgba(255,255,255,.74);}
.crumb a:hover{color:#fff;}
.crumb span.sep{opacity:.5;}
.page-hero h1{color:#fff;max-width:820px;margin-bottom:16px;}
.page-hero .lead{color:rgba(255,255,255,.78);max-width:720px;font-size:16px;margin-bottom:26px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center;}
.hero-stats{display:flex;flex-wrap:wrap;gap:28px;margin-top:34px;padding-top:26px;border-top:1px solid rgba(255,255,255,.12);}
.hero-stats div strong{display:block;font-size:24px;color:#fff;line-height:1.2;}
.hero-stats div span{font-size:13px;color:rgba(255,255,255,.6);}

/* ---------- 板块通用 ---------- */
.section{padding:72px 0;}
.section-alt{background:#fff;}
.section-dark{background:var(--ink-900);color:#fff;position:relative;overflow:hidden;}
.section-dark::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.5) 1px,transparent 1px);
  background-size:26px 26px;opacity:.05;pointer-events:none;
}
.section-dark .container{position:relative;z-index:2;}
.section-dark h2,.section-dark h3{color:#fff;}
.section-dark p{color:rgba(255,255,255,.72);}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:34px;}
.section-head h2{margin-bottom:8px;}
.section-head .sub{color:var(--text-2);font-size:15px;margin:0;max-width:640px;}
.link-more{font-size:14px;font-weight:600;color:var(--star-500);white-space:nowrap;}
.link-more i{margin-left:6px;transition:transform .22s var(--ease);}
.link-more:hover i{transform:translateX(4px);}

/* ---------- 导语 2 列 ---------- */
.intro-media{position:relative;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-1);}
.intro-media img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.intro-media .media-tag{
  position:absolute;left:16px;top:16px;
}
.intro-list li{
  display:flex;gap:14px;padding:16px 0;border-bottom:1px solid var(--line);
}
.intro-list li:last-child{border-bottom:0;}
.intro-list .num{
  flex:0 0 auto;width:34px;height:34px;border-radius:10px;
  display:flex;align-items:center;justify-content:center;
  background:var(--star-100);color:var(--star-600);font-weight:700;font-size:14px;
}
.intro-list h3{font-size:17px;margin-bottom:4px;}
.intro-list p{margin:0;font-size:14px;line-height:1.75;}

/* ---------- 图集网格 ---------- */
.gallery-grid{margin-top:-10px;}
.gallery-grid .columns{margin-bottom:24px;}
.g-card{
  position:relative;display:block;border-radius:var(--radius);overflow:hidden;
  background:var(--card);border:1px solid var(--line);box-shadow:var(--shadow-1);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease);
}
.g-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);}
.g-thumb{position:relative;overflow:hidden;aspect-ratio:4/5;background:var(--ink-800);}
.g-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease);}
.g-card:hover .g-thumb img{transform:scale(1.03);}
.g-thumb .tag{
  position:absolute;left:12px;top:12px;z-index:2;
  padding:4px 10px;border-radius:var(--radius-pill);
  background:rgba(20,16,43,.72);color:var(--star-glow);
  font-size:12px;font-weight:600;
}
.g-thumb .tag.tag-aurora{color:#9FF0E4;}
.g-body{
  position:absolute;left:0;right:0;bottom:0;z-index:2;
  padding:16px 16px 18px;
  background:linear-gradient(180deg,rgba(20,16,43,0) 0%,rgba(20,16,43,.86) 46%,rgba(20,16,43,.96) 100%);
  transform:translateY(0);
  transition:transform .3s var(--ease);
}
.g-card:hover .g-body{transform:translateY(-8px);}
.g-body h3{color:#fff;font-size:16px;line-height:1.5;margin-bottom:6px;}
.g-body p{color:rgba(255,255,255,.72);font-size:13px;line-height:1.65;margin:0;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.g-body .go{display:inline-flex;align-items:center;gap:6px;margin-top:10px;font-size:13px;font-weight:600;color:var(--star-glow);}
.g-body .go i{transition:transform .22s var(--ease);}
.g-card:hover .g-body .go i{transform:translateX(4px);}

/* ---------- 节奏条 ---------- */
.rhythm{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.rhythm-item{
  padding:24px 22px;border-radius:var(--radius);
  background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.10);
  transition:transform .22s var(--ease),border-color .22s var(--ease),background .22s var(--ease);
}
.rhythm-item:hover{transform:translateY(-3px);border-color:rgba(255,122,47,.42);background:rgba(255,255,255,.07);}
.rhythm-item .ico{
  width:40px;height:40px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:rgba(255,122,47,.16);color:var(--star-glow);font-size:17px;margin-bottom:14px;
}
.rhythm-item h3{font-size:17px;margin-bottom:8px;}
.rhythm-item p{font-size:14px;margin:0;line-height:1.7;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:860px;margin:0 auto;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  margin-bottom:14px;overflow:hidden;transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.faq-item[open]{border-color:rgba(255,122,47,.45);box-shadow:var(--shadow-1);}
.faq-item summary{
  list-style:none;cursor:pointer;position:relative;
  display:flex;align-items:center;gap:12px;
  padding:18px 52px 18px 22px;
  font-size:16px;font-weight:500;color:var(--text-1);
  transition:color .2s var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::before{
  content:"";width:8px;height:8px;border-radius:50%;flex:0 0 auto;
  background:var(--star-500);box-shadow:0 0 0 4px rgba(255,122,47,.14);
}
.faq-item summary::after{
  content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);
  font-size:20px;font-weight:400;color:var(--star-500);line-height:1;
}
.faq-item[open] summary{font-weight:600;color:var(--star-600);}
.faq-item[open] summary::after{content:"–";}
.faq-body{padding:0 22px 20px 42px;border-left:3px solid var(--star-500);margin-left:22px;padding-left:20px;}
.faq-body p{margin:0;font-size:15px;line-height:1.85;}

/* ---------- CTA 条 ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--radius-lg);
  background:var(--ink-900);color:#fff;padding:44px 40px;
  box-shadow:var(--shadow-2);
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(circle at 88% 12%,rgba(255,122,47,.34) 0%,rgba(255,122,47,0) 46%),
    radial-gradient(circle at 4% 96%,rgba(47,196,178,.24) 0%,rgba(47,196,178,0) 42%);
}
.cta-band .inner{position:relative;z-index:2;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:26px;}
.cta-band h2{color:#fff;font-size:24px;margin-bottom:8px;}
.cta-band p{color:rgba(255,255,255,.74);margin:0;font-size:15px;}
.cta-form{display:flex;gap:10px;flex-wrap:wrap;}
.cta-form input{
  height:48px;min-width:250px;padding:0 16px;border-radius:var(--radius-sm);
  border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.08);color:#fff;font-size:15px;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease);
}
.cta-form input::placeholder{color:rgba(255,255,255,.5);}
.cta-form input:focus{outline:none;border-color:var(--star-500);background:rgba(255,255,255,.12);box-shadow:0 0 0 4px rgba(255,122,47,.18);}
.cta-note{margin-top:14px;font-size:13px;color:rgba(255,255,255,.52);position:relative;z-index:2;}

/* ---------- 返回入口 ---------- */
.back-home{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:18px;
  padding:26px 28px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-1);
}
.back-home h3{margin-bottom:4px;}
.back-home p{margin:0;font-size:14px;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink-900);color:rgba(255,255,255,.68);padding:64px 0 24px;position:relative;}
.site-footer::before{
  content:"";position:absolute;left:0;right:0;top:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,122,47,.6),transparent);
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px;}
.footer-brand{display:inline-flex;align-items:center;gap:10px;color:#fff;font-weight:700;font-size:17px;margin-bottom:14px;}
.footer-about{font-size:14px;color:rgba(255,255,255,.6);margin:0;max-width:280px;}
.footer-col h3{color:#fff;font-size:15px;font-weight:600;margin-bottom:16px;}
.footer-col ul li{margin-bottom:10px;}
.footer-col a{color:rgba(255,255,255,.68);font-size:14px;}
.footer-col a:hover{color:#fff;text-decoration:underline;}
.footer-col p{font-size:14px;color:rgba(255,255,255,.62);margin:0 0 10px;}
.footer-col p strong{color:rgba(255,255,255,.86);font-weight:600;margin-right:6px;}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.46);
}

/* ---------- 移动底部 Tab ---------- */
.mobile-tab{
  position:fixed;left:0;right:0;bottom:0;z-index:70;
  display:flex;align-items:stretch;justify-content:space-around;
  background:rgba(255,255,255,.98);
  border-top:1px solid var(--line);
  box-shadow:0 -6px 20px rgba(20,16,43,.08);
  padding-bottom:env(safe-area-inset-bottom);
}
.mobile-tab a{
  position:relative;flex:1 1 0;min-height:56px;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
  font-size:11px;color:var(--text-3);font-weight:500;
}
.mobile-tab a i{font-size:18px;line-height:1;}
.mobile-tab a.active{color:var(--star-500);}
.mobile-tab a.active::before{
  content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);
  width:26px;height:2px;border-radius:2px;background:var(--star-500);
}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1023px){
  .nav-links{display:none;}
  .nav-actions .btn-ghost-light{display:none;}
  body{padding-bottom:56px;}
  .rhythm{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .section{padding:56px 0;}
  .page-hero{padding:56px 0 50px;}
  .cta-band{padding:34px 26px;}
}
@media screen and (max-width:767px){
  .container{padding:0 16px;}
  .hero-stats{gap:20px;}
  .hero-stats div strong{font-size:20px;}
  .cta-form input{min-width:0;width:100%;}
  .cta-form{width:100%;}
  .cta-form .btn{width:100%;}
  .faq-body{padding-left:16px;margin-left:14px;}
}
@media screen and (max-width:639px){
  .rhythm{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .section{padding:48px 0;}
  .back-home{padding:22px 20px;}
  .g-body h3{font-size:15px;}
}
@media screen and (min-width:1024px){
  .mobile-tab{display:none;}
  body{padding-bottom:0;}
}

/* roulang page: category2 */
:root{
  --star:#FF7A2F;
  --star-dark:#E45F14;
  --star-soft:#FFF1E7;
  --aurora:#2FC4B2;
  --aurora-soft:#E6F7F4;
  --ink-night:#14102B;
  --ink-mid:#241C46;
  --ink-violet:#6B5BD2;
  --mist:#F7F5F2;
  --card:#FFFFFF;
  --text:#1B1730;
  --text-mid:#5B5570;
  --text-weak:#8B8598;
  --line:#E7E2DB;
  --glow:#FFD9A8;
  --radius:16px;
  --radius-lg:24px;
  --radius-pill:999px;
  --shadow:0 8px 24px rgba(20,16,43,.08);
  --shadow-hover:0 14px 32px rgba(20,16,43,.14);
  --ease:cubic-bezier(.2,.7,.3,1);
  --gutter:10px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background:var(--mist);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:var(--star-dark);text-decoration:none;transition:color .2s var(--ease)}
a:hover{color:var(--star)}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;color:var(--text);font-weight:700;line-height:1.35}
p{margin:0}
strong{font-weight:600}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--aurora);outline-offset:2px}
.container{width:100%;max-width:1248px;margin:0 auto;padding:0 24px}
.row{max-width:1248px}
.row .columns{padding-left:var(--gutter);padding-right:var(--gutter)}
.cards-row{display:flex;flex-wrap:wrap;align-items:stretch}
.cards-row > .columns{display:flex}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:var(--ink-night);
  border-bottom:1px solid rgba(255,255,255,.08);
  transition:box-shadow .25s var(--ease),border-color .25s var(--ease);
}
.site-header.is-scrolled{
  box-shadow:0 8px 26px rgba(20,16,43,.4);
  border-bottom-color:rgba(255,122,47,.4);
}
.nav-inner{display:flex;align-items:center;gap:24px;height:64px}
.logo{
  display:inline-flex;align-items:center;gap:10px;
  color:#fff;font-size:17px;font-weight:700;letter-spacing:.3px;white-space:nowrap;
}
.logo:hover{color:#fff}
.logo-mark{
  width:22px;height:22px;border-radius:50%;flex:none;
  background:
    radial-gradient(circle at 32% 30%,var(--glow) 0%,var(--star) 52%,rgba(255,122,47,0) 74%),
    var(--ink-violet);
  box-shadow:0 0 0 1px rgba(255,255,255,.18);
}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-links a{
  position:relative;display:inline-flex;align-items:center;height:64px;padding:0 14px;
  color:rgba(255,255,255,.72);font-size:15px;
}
.nav-links a:hover{color:#fff}
.nav-links a.active{color:#fff;font-weight:600}
.nav-links a.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:0;height:3px;
  border-radius:3px 3px 0 0;background:var(--star);
}
.nav-actions{display:flex;align-items:center;gap:10px}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:var(--radius-pill);
  font-size:15px;font-weight:600;border:1.5px solid transparent;
  cursor:pointer;text-align:center;white-space:nowrap;
  transition:background .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease),transform .22s var(--ease),box-shadow .22s var(--ease);
}
.btn:hover{transform:translateY(-1px)}
.btn:disabled,.btn.is-disabled{opacity:.5;transform:none;cursor:not-allowed}
.btn-sm{height:38px;padding:0 18px;font-size:14px}
.btn-primary{background:var(--star);color:#fff}
.btn-primary:hover,.btn-primary:focus{background:var(--star-dark);color:#fff;box-shadow:0 10px 22px rgba(228,95,20,.32)}
.btn-ghost{border-color:var(--star);color:var(--star-dark);background:transparent}
.btn-ghost:hover,.btn-ghost:focus{background:var(--star-soft);color:var(--star-dark);border-color:var(--star-dark)}
.btn-ghost-light{border-color:rgba(255,255,255,.42);color:#fff;background:transparent}
.btn-ghost-light:hover,.btn-ghost-light:focus{background:#fff;color:var(--ink-night);border-color:#fff}
.btn-ghost-dark{border-color:rgba(255,255,255,.24);color:#fff;background:transparent}
.btn-ghost-dark:hover,.btn-ghost-dark:focus{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.5)}

/* ============ 徽章 / 标签 ============ */
.tag{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;
  border-radius:var(--radius-pill);background:var(--star-soft);color:var(--star-dark);
  font-size:12px;font-weight:600;letter-spacing:.2px;
}
.tag-aurora{background:var(--aurora-soft);color:#1E9C8D}
.tag-line{background:transparent;border:1px solid var(--line);color:var(--text-mid)}
.badge-glass{
  display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 14px;
  border-radius:var(--radius-pill);background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.2);color:#fff;font-size:12.5px;font-weight:600;
}
.badge-glass::before{
  content:"";width:6px;height:6px;border-radius:50%;background:var(--star);
  box-shadow:0 0 0 3px rgba(255,122,47,.22);flex:none;
}

/* ============ 宽幅页头 ============ */
.hero-wide{
  position:relative;overflow:hidden;background:var(--ink-night);color:#fff;
  min-height:clamp(380px,33vw,470px);display:flex;align-items:center;
}
.hero-bg{
  position:absolute;inset:0;background-size:cover;background-position:center;
  opacity:.44;
}
.hero-wide::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(circle at 82% 26%,rgba(107,91,210,.42) 0%,rgba(107,91,210,0) 42%),
    linear-gradient(90deg,rgba(20,16,43,.94) 0%,rgba(20,16,43,.78) 52%,rgba(36,28,70,.58) 100%);
}
.hero-inner{position:relative;z-index:2;width:100%;padding:72px 0 64px}
.hero-inner h1{
  color:#fff;font-size:clamp(28px,3.6vw,44px);line-height:1.25;font-weight:700;
  margin:20px 0 16px;max-width:16em;
}
.hero-sub{color:rgba(255,255,255,.8);font-size:16.5px;max-width:44em}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-meta{display:flex;flex-wrap:wrap;gap:12px 32px;margin-top:34px;padding-top:24px;border-top:1px solid rgba(255,255,255,.14)}
.hero-meta li{display:flex;align-items:center;gap:9px;color:rgba(255,255,255,.76);font-size:13.5px}
.hero-meta i{color:var(--star)}

/* ============ 面包屑 ============ */
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-weak);padding:18px 0 0}
.crumb a{color:var(--text-mid)}
.crumb a:hover{color:var(--star-dark)}
.crumb span.sep{color:var(--line)}
.crumb .current{color:var(--text)}

/* ============ 板块通用 ============ */
.section{padding:88px 0}
.section-tight{padding:64px 0}
.section-alt{background:#fff}
.section-dark{
  position:relative;background:var(--ink-night);color:rgba(255,255,255,.8);overflow:hidden;
}
.section-dark::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.5) 1px,transparent 1px);
  background-size:26px 26px;opacity:.05;pointer-events:none;
}
.section-head{max-width:760px;margin-bottom:44px}
.section-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:600;
  color:var(--star-dark);letter-spacing:1px;text-transform:none;
}
.section-head .eyebrow::before{content:"";width:18px;height:2px;border-radius:2px;background:var(--star)}
.section-head h2{font-size:clamp(24px,2.8vw,30px);margin:14px 0 12px}
.section-head p{color:var(--text-mid);font-size:15.5px;max-width:48em}
.section-dark .section-head h2{color:#fff}
.section-dark .section-head p{color:rgba(255,255,255,.72)}
.section-dark .section-head .eyebrow{color:var(--glow)}
.section-foot{margin-top:40px;display:flex;flex-wrap:wrap;gap:14px;align-items:center}

/* ============ 卡片 ============ */
.card{
  display:flex;flex-direction:column;width:100%;
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:#DED7CE}
.card-cover{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--ink-mid)}
.card-cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.card:hover .card-cover img{transform:scale(1.04)}
.card-cover .cover-tag{position:absolute;left:14px;top:14px}
.card-body{padding:22px 22px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-body h3{font-size:18px}
.card-body p{color:var(--text-mid);font-size:14.5px;line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-foot{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;
  padding-top:14px;border-top:1px solid var(--line);font-size:13px;color:var(--text-weak);
}
.card-foot i{color:var(--star);transition:transform .22s var(--ease)}
.card:hover .card-foot i{transform:translateX(4px)}

/* ============ 数据概览 ============ */
.stats{position:relative;z-index:2;display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.stat{
  background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.1);
  border-radius:var(--radius);padding:26px 24px;
  transition:background .22s var(--ease),transform .22s var(--ease),border-color .22s var(--ease);
}
.stat:hover{background:rgba(255,255,255,.07);transform:translateY(-3px);border-color:rgba(255,122,47,.36)}
.stat b{display:block;font-size:28px;line-height:1.2;color:var(--glow);font-weight:700;letter-spacing:.5px}
.stat span{display:block;margin-top:10px;font-size:14px;color:rgba(255,255,255,.78)}
.stat em{display:block;margin-top:6px;font-style:normal;font-size:12.5px;color:rgba(255,255,255,.5)}

/* ============ 近期提醒 ============ */
.notice-list{border-top:1px solid var(--line)}
.notice-item{
  display:flex;gap:16px;align-items:flex-start;padding:20px 4px;
  border-bottom:1px solid var(--line);transition:background .22s var(--ease);
}
.notice-item:hover{background:#fff}
.notice-item .tag{flex:none;margin-top:3px}
.notice-item p{color:var(--text-mid);font-size:14.5px}
.notice-item strong{color:var(--text)}

/* ============ 时间线 ============ */
.timeline{position:relative;max-width:840px;margin:0 auto;padding-left:34px}
.timeline::before{
  content:"";position:absolute;left:13px;top:10px;bottom:10px;width:1px;
  background:linear-gradient(180deg,rgba(231,226,219,0),var(--line) 10%,var(--line) 90%,rgba(231,226,219,0));
}
.timeline-item{position:relative;padding:0 0 32px}
.timeline-item:last-child{padding-bottom:0}
.timeline-item::before{
  content:"";position:absolute;left:-27px;top:6px;width:14px;height:14px;border-radius:50%;
  background:#fff;border:2px solid var(--star);box-shadow:0 0 0 4px var(--mist);
}
.section-alt .timeline-item::before{box-shadow:0 0 0 4px #fff}
.step-tag{
  display:inline-block;font-size:12px;font-weight:700;letter-spacing:1px;
  color:var(--star-dark);margin-bottom:6px;
}
.timeline-item h3{font-size:18px;margin-bottom:8px}
.timeline-item p{color:var(--text-mid);font-size:15px;max-width:52em}

/* ============ 场景小卡 ============ */
.scene-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.scene{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:24px 22px;box-shadow:var(--shadow);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.scene:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:#DED7CE}
.scene i{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:12px;
  background:var(--aurora-soft);color:#1E9C8D;font-size:17px;margin-bottom:14px}
.scene h3{font-size:16.5px;margin-bottom:8px}
.scene p{color:var(--text-mid);font-size:14px;line-height:1.7}

/* ============ FAQ ============ */
.faq-list{max-width:880px;margin:0 auto;border-top:1px solid var(--line)}
.faq-item{
  border-bottom:1px solid var(--line);
  transition:background .22s var(--ease),box-shadow .22s var(--ease);
}
.faq-item summary{
  display:flex;align-items:center;gap:12px;padding:22px 16px;list-style:none;
  font-size:16.5px;font-weight:500;cursor:pointer;transition:color .2s var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::before{
  content:"";flex:none;width:7px;height:7px;border-radius:50%;
  background:var(--star);opacity:.5;transition:opacity .2s var(--ease);
}
.faq-item summary:hover{color:var(--star-dark)}
.faq-item[open]{background:var(--star-soft);box-shadow:inset 3px 0 0 var(--star)}
.faq-item[open] summary{font-weight:600;color:var(--star-dark)}
.faq-item[open] summary::before{opacity:1}
.faq-body{padding:0 16px 22px 35px;color:var(--text-mid);font-size:15px;max-width:56em}

/* ============ CTA 条 ============ */
.cta-band{
  position:relative;overflow:hidden;background:var(--ink-night);border-radius:var(--radius-lg);
  padding:48px 52px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:32px;
  color:#fff;
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-80px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,122,47,.34) 0%,rgba(255,122,47,0) 66%);
  pointer-events:none;
}
.cta-band .cta-copy{position:relative;z-index:2;max-width:38em}
.cta-band h2{color:#fff;font-size:clamp(22px,2.4vw,28px);margin-bottom:10px}
.cta-band p{color:rgba(255,255,255,.74);font-size:15px}
.cta-actions{position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.cta-note{font-size:13px;color:rgba(255,255,255,.6);width:100%}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink-night);color:rgba(255,255,255,.72);padding:66px 0 26px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px}
.footer-brand{display:inline-flex;align-items:center;gap:10px;color:#fff;font-size:17px;font-weight:700}
.footer-about{margin-top:14px;font-size:14px;color:rgba(255,255,255,.6);max-width:22em}
.footer-col h3{color:#fff;font-size:15px;margin-bottom:16px;font-weight:600}
.footer-col ul li{margin-bottom:10px}
.footer-col a{color:rgba(255,255,255,.72);font-size:14px}
.footer-col a:hover{color:#fff;text-decoration:underline}
.footer-col p{font-size:14px;color:rgba(255,255,255,.72);margin-bottom:10px}
.footer-col p strong{color:rgba(255,255,255,.5);font-weight:600;margin-right:8px}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.5);
}

/* ============ 移动端底部 Tab ============ */
.mobile-tabbar{display:none}
.mobile-tabbar a{position:relative}
.tab-ico{display:inline-flex;align-items:center;justify-content:center;font-size:18px;line-height:1}

/* ============ 响应式 ============ */
@media (max-width:1023px){
  .section{padding:68px 0}
  .hero-inner{padding:60px 0 56px}
  .stats{grid-template-columns:repeat(2,1fr)}
  .scene-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .cta-band{padding:40px 34px}
}
@media (max-width:767px){
  .nav-links{display:none}
  .nav-actions{margin-left:auto}
  .nav-actions .btn-ghost-light{display:none}
  .hero-wide{min-height:auto}
  .hero-inner{padding:48px 0 44px}
  .hero-sub{font-size:15.5px}
  .hero-meta{gap:10px 22px;margin-top:26px;padding-top:20px}
  .card-cover{aspect-ratio:16/9}
  .notice-item{flex-direction:column;gap:8px}
}
@media (max-width:639px){
  body{padding-bottom:64px}
  .container{padding:0 16px}
  .section{padding:52px 0}
  .section-head{margin-bottom:30px}
  .section-head h2{font-size:23px}
  .cards-row > .columns{padding-left:0;padding-right:0}
  .cards-row > .columns{margin-bottom:18px}
  .stats{grid-template-columns:1fr}
  .scene-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .cta-band{padding:32px 22px;border-radius:18px}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1}
  .mobile-tabbar{
    display:flex;position:fixed;left:0;right:0;bottom:0;z-index:80;
    background:rgba(20,16,43,.98);border-top:1px solid rgba(255,255,255,.1);
    padding-bottom:env(safe-area-inset-bottom);
  }
  .mobile-tabbar a{
    flex:1;min-height:56px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
    color:rgba(255,255,255,.62);font-size:11px;
  }
  .mobile-tabbar a:hover{color:#fff}
  .mobile-tabbar a.active{color:var(--star)}
  .mobile-tabbar a.active::before{
    content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);
    width:26px;height:2px;border-radius:2px;background:var(--star);
  }
}
@media (min-width:1440px){
  .container,.row{max-width:1320px}
  .section{padding:100px 0}
}