/* roulang page: index */
:root{
  --c-primary:#6C3BFF;
  --c-primary-dark:#5527E0;
  --c-primary-soft:#EFEAFF;
  --c-mint:#12D6C0;
  --c-warm:#FF9F1C;
  --c-ink:#17122B;
  --c-ink-2:#241C3D;
  --c-bg:#F7F5FC;
  --c-card:#FFFFFF;
  --c-border:#E7E2F4;
  --c-text:#1B1530;
  --c-muted:#5F5875;
  --r-card:16px;
  --r-btn:10px;
  --r-pill:999px;
  --sh-1:0 4px 16px rgba(23,18,43,.06);
  --sh-2:0 10px 30px rgba(108,59,255,.12);
  --sh-3:0 18px 44px rgba(23,18,43,.16);
  --sp-section:88px;
  --font:"PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
}

/* ---------- 基础 reset ---------- */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.8;
  color:var(--c-text);
  background:var(--c-bg);
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5,h6{
  font-family:var(--font);
  color:var(--c-text);
  font-weight:700;
  line-height:1.25;
  margin:0 0 .6em;
  letter-spacing:.2px;
}
h1{font-size:42px;font-weight:800;}
h2{font-size:30px;font-weight:800;}
h3{font-size:20px;}
p{margin:0 0 1.1em;line-height:1.8;color:var(--c-muted);}
p:last-child{margin-bottom:0;}
a{color:var(--c-primary);text-decoration:none;transition:color .18s ease;}
a:hover,a:focus{color:var(--c-primary-dark);}
img{max-width:100%;display:block;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:var(--font);}
input,textarea,select{font-family:var(--font);}
:focus-visible{outline:3px solid rgba(108,59,255,.55);outline-offset:2px;border-radius:6px;}

/* ---------- 容器 ---------- */
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 24px;
}
.section{padding:var(--sp-section) 0;}
.section--tight{padding:56px 0;}
.section--dark{background:var(--c-ink);color:#fff;}
.section--dark h2,.section--dark h3{color:#fff;}
.section--dark p{color:#CFC9E0;}
.section--white{background:#fff;}

.section-head{max-width:760px;margin-bottom:40px;}
.section-head--center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:1.4px;
  color:var(--c-primary);text-transform:uppercase;
  margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:3px;border-radius:2px;background:var(--c-mint);}
.section--dark .eyebrow{color:var(--c-mint);}
.lead{font-size:17px;line-height:1.85;color:var(--c-muted);}
.section--dark .lead{color:#CFC9E0;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;
  border-radius:var(--r-btn);
  font-size:15px;font-weight:700;
  border:1.5px solid transparent;
  cursor:pointer;
  transition:transform .18s ease,background-color .18s ease,box-shadow .18s ease,color .18s ease,border-color .18s ease;
  white-space:nowrap;
}
.btn--lg{min-height:52px;padding:0 30px;font-size:16px;}
.btn--primary{background:var(--c-primary);color:#fff;box-shadow:0 6px 18px rgba(108,59,255,.28);}
.btn--primary:hover,.btn--primary:focus{background:var(--c-primary-dark);color:#fff;transform:translateY(-2px);box-shadow:0 12px 26px rgba(108,59,255,.34);}
.btn--primary:active{transform:translateY(0);}
.btn--ghost{background:transparent;color:var(--c-primary);border-color:rgba(108,59,255,.45);}
.btn--ghost:hover,.btn--ghost:focus{background:var(--c-primary-soft);color:var(--c-primary-dark);border-color:var(--c-primary);transform:translateY(-2px);}
.btn--light{background:#fff;color:var(--c-ink);}
.btn--light:hover,.btn--light:focus{background:#F1ECFF;color:var(--c-primary-dark);transform:translateY(-2px);}
.btn--outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.5);}
.btn--outline-light:hover,.btn--outline-light:focus{background:rgba(255,255,255,.12);color:#fff;border-color:#fff;}
.btn--sm{min-height:38px;padding:0 16px;font-size:14px;}

/* ---------- 徽章 / 标签 ---------- */
.pill{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 14px;border-radius:var(--r-pill);
  font-size:13px;font-weight:600;line-height:1.6;
  background:var(--c-primary-soft);color:var(--c-primary-dark);
}
.pill--mint{background:rgba(18,214,192,.14);color:#0B8F82;}
.pill--warm{background:rgba(255,159,28,.16);color:#B26A00;}
.pill--glass{background:rgba(255,255,255,.16);color:#fff;border:1px solid rgba(255,255,255,.28);}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12.5px;font-weight:700;padding:4px 12px;border-radius:var(--r-pill);
  background:var(--c-primary-soft);color:var(--c-primary-dark);
}
.badge--mint{background:rgba(18,214,192,.16);color:#0B8F82;}
.badge--warm{background:rgba(255,159,28,.18);color:#A46200;}

/* ---------- 头部导航 ---------- */
.site-header{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.94);backdrop-filter:blur(12px);border-bottom:1px solid var(--c-border);}
.nav-top{border-bottom:1px solid var(--c-border);}
.nav-top__inner{display:flex;align-items:center;gap:20px;height:64px;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand__mark{
  width:38px;height:38px;border-radius:12px;
  background:linear-gradient(135deg,var(--c-primary),#8E6BFF 60%,var(--c-mint));
  display:flex;align-items:center;justify-content:center;color:#fff;font-size:17px;
  box-shadow:0 6px 16px rgba(108,59,255,.3);
}
.brand__text{font-size:18px;font-weight:800;color:var(--c-ink);letter-spacing:.4px;}
.brand:hover .brand__text{color:var(--c-primary);}

.nav-search{position:relative;flex:1;max-width:420px;margin-left:12px;}
.nav-search input{
  width:100%;height:44px;padding:0 46px 0 18px;
  border-radius:12px;border:1.5px solid var(--c-border);
  background:#FAF8FF;color:var(--c-text);font-size:14px;
  transition:border-color .18s ease,box-shadow .18s ease,background-color .18s ease;
}
.nav-search input::placeholder{color:#9A93AD;}
.nav-search input:focus{outline:none;border-color:var(--c-primary);background:#fff;box-shadow:0 0 0 4px rgba(108,59,255,.14);}
.nav-search button{
  position:absolute;right:6px;top:50%;transform:translateY(-50%);
  width:34px;height:34px;border-radius:9px;border:0;background:var(--c-primary);
  color:#fff;font-size:14px;cursor:pointer;transition:background-color .18s ease;
}
.nav-search button:hover{background:var(--c-primary-dark);}
.nav-top__actions{display:flex;align-items:center;gap:10px;margin-left:auto;}
.search-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  border:1.5px solid var(--c-border);background:#fff;color:var(--c-primary);
  font-size:15px;cursor:pointer;align-items:center;justify-content:center;
}

.nav-tabs{position:relative;background:#fff;}
.nav-tabs__inner{
  display:flex;align-items:center;gap:10px;height:56px;
  overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;
}
.nav-tabs__inner::-webkit-scrollbar{display:none;}
.nav-tabs::after{
  content:"";position:absolute;right:0;top:0;bottom:0;width:48px;
  background:linear-gradient(90deg,rgba(255,255,255,0),#fff);pointer-events:none;
}
.tab{
  flex-shrink:0;display:inline-flex;align-items:center;gap:7px;
  height:38px;padding:0 20px;border-radius:var(--r-pill);
  font-size:14.5px;font-weight:600;color:var(--c-text);
  background:var(--c-primary-soft);transition:all .18s ease;
}
.tab:hover{background:#E3DAFF;color:var(--c-primary-dark);}
.tab.is-active{background:var(--c-primary);color:#fff;box-shadow:0 6px 16px rgba(108,59,255,.28);}
.tab.is-active:hover{background:var(--c-primary-dark);color:#fff;}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;color:#fff;background:var(--c-ink);}
.hero__bg{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  transform:scale(1.02);
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(23,18,43,.92) 8%,rgba(60,32,140,.78) 52%,rgba(23,18,43,.72) 100%);
}
.hero__inner{position:relative;z-index:2;padding:96px 24px 88px;max-width:860px;}
.hero h1{color:#fff;font-size:44px;line-height:1.24;margin:18px 0 20px;}
.hero__sub{font-size:17px;line-height:1.9;color:#DCD6F0;max-width:720px;margin-bottom:32px;}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:38px;}
.hero__stats{display:flex;flex-wrap:wrap;gap:36px;}
.hero__stat b{display:block;font-size:26px;font-weight:800;color:#fff;line-height:1.3;}
.hero__stat span{font-size:13.5px;color:#B7AFD3;}

/* ---------- 玩法介绍 ---------- */
.play-grid{display:grid;grid-template-columns:1.15fr 1fr;gap:24px;}
.play-card{
  position:relative;display:flex;flex-direction:column;
  background:var(--c-card);border:1px solid var(--c-border);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.play-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(108,59,255,.32);}
.play-card__media{position:relative;aspect-ratio:16/9;overflow:hidden;background:#EDE8FA;}
.play-card__media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.play-card:hover .play-card__media img{transform:scale(1.04);}
.play-card__media--tall{aspect-ratio:4/3;}
.play-card__body{padding:22px 24px 26px;display:flex;flex-direction:column;gap:10px;flex:1;}
.play-card__body h3{margin:0;font-size:21px;}
.play-card__body p{margin:0;font-size:15px;}
.play-card__tag{
  position:absolute;left:16px;top:16px;z-index:2;
  background:rgba(23,18,43,.72);color:#fff;font-size:12.5px;font-weight:600;
  padding:5px 12px;border-radius:var(--r-pill);backdrop-filter:blur(4px);
}
.play-side{display:grid;grid-template-rows:1fr 1fr;gap:24px;}
.link-arrow{display:inline-flex;align-items:center;gap:8px;font-size:14.5px;font-weight:700;color:var(--c-primary);margin-top:auto;}
.link-arrow i{transition:transform .18s ease;}
.play-card:hover .link-arrow i{transform:translateX(4px);}

/* ---------- 奖励预览：横向滚动 ---------- */
.reward-rail{
  display:flex;gap:20px;overflow-x:auto;padding:6px 4px 22px;
  scroll-snap-type:x mandatory;scrollbar-width:thin;
}
.reward-rail::-webkit-scrollbar{height:8px;}
.reward-rail::-webkit-scrollbar-thumb{background:#D9D1F2;border-radius:8px;}
.reward-card{
  flex:0 0 286px;scroll-snap-align:start;
  background:#fff;border:1px solid var(--c-border);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);transition:transform .18s ease,box-shadow .18s ease;
}
.reward-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);}
.reward-card img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.reward-card__body{padding:18px 20px 22px;}
.reward-card__body h3{font-size:17.5px;margin-bottom:8px;}
.reward-card__body p{font-size:14.5px;margin-bottom:14px;}
.reward-card__meta{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:13px;color:#8A83A0;}

/* ---------- 任务进度 ---------- */
.progress-wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:32px;align-items:start;}
.step-list{display:flex;flex-direction:column;gap:0;}
.step{
  position:relative;padding:0 0 30px 54px;
  border-left:2px dashed var(--c-border);margin-left:19px;
}
.step:last-child{border-left-color:transparent;padding-bottom:0;}
.step__dot{
  position:absolute;left:-20px;top:0;width:38px;height:38px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:800;
  background:#fff;border:2px solid var(--c-border);color:var(--c-muted);
}
.step.is-done .step__dot{background:var(--c-primary);border-color:var(--c-primary);color:#fff;}
.step.is-now .step__dot{background:var(--c-warm);border-color:var(--c-warm);color:#fff;box-shadow:0 0 0 6px rgba(255,159,28,.16);}
.step h3{font-size:17.5px;margin-bottom:4px;}
.step p{font-size:14.5px;margin:0;}

.progress-panel{
  background:#fff;border:1px solid var(--c-border);border-radius:var(--r-card);
  padding:26px;box-shadow:var(--sh-1);
}
.progress-panel h3{font-size:18px;margin-bottom:18px;}
.progress-row{margin-bottom:22px;}
.progress-row:last-child{margin-bottom:0;}
.progress-row__top{display:flex;justify-content:space-between;font-size:14px;font-weight:600;margin-bottom:9px;}
.progress-row__top span:last-child{color:var(--c-primary);}
.bar{height:10px;border-radius:var(--r-pill);background:#EEE9FA;overflow:hidden;}
.bar__fill{height:100%;border-radius:var(--r-pill);background:linear-gradient(90deg,var(--c-primary),#9A7BFF);}
.bar__fill--mint{background:linear-gradient(90deg,var(--c-mint),#63E8D8);}
.bar__fill--warm{background:linear-gradient(90deg,var(--c-warm),#FFC46B);}
.status-line{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px;padding-top:20px;border-top:1px solid var(--c-border);}

/* ---------- 最新信息 ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.news-card{
  display:flex;flex-direction:column;gap:12px;
  background:#fff;border:1px solid var(--c-border);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--sh-1);height:100%;
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.news-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:rgba(108,59,255,.3);}
.news-card h3{font-size:18px;margin:0;line-height:1.45;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-card h3 a{color:var(--c-text);}
.news-card h3 a:hover{color:var(--c-primary);}
.news-card p{font-size:14.5px;margin:0;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.news-card__foot{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  margin-top:auto;padding-top:14px;border-top:1px solid var(--c-border);
  font-size:13px;color:#8A83A0;
}
.news-card__foot i{color:var(--c-primary);}
.empty-state{
  grid-column:1/-1;text-align:center;padding:48px 24px;
  border:1.5px dashed var(--c-border);border-radius:var(--r-card);
  background:#fff;color:var(--c-muted);font-size:15px;
}

/* ---------- 数据 / 口碑 ---------- */
.metric-row{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-bottom:40px;}
.metric{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);
  border-radius:var(--r-card);padding:24px 22px;
}
.metric b{display:block;font-size:30px;font-weight:800;color:#fff;line-height:1.3;}
.metric span{font-size:13.5px;color:#B7AFD3;}
.voice-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;}
.voice{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);
  border-radius:var(--r-card);padding:26px;
}
.voice p{color:#E5E1F5;font-size:15.5px;margin-bottom:18px;}
.voice__who{display:flex;align-items:center;gap:12px;}
.voice__avatar{
  width:42px;height:42px;border-radius:50%;flex-shrink:0;
  background:linear-gradient(135deg,var(--c-primary),var(--c-mint));
  display:flex;align-items:center;justify-content:center;color:#fff;font-weight:800;font-size:15px;
}
.voice__who b{color:#fff;font-size:14.5px;font-weight:700;display:block;}
.voice__who span{font-size:12.5px;color:#A79FC4;}

/* ---------- 分类入口 ---------- */
.cat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.cat-card{
  display:grid;grid-template-columns:150px 1fr;gap:0;
  background:#fff;border:1px solid var(--c-border);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.cat-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:rgba(108,59,255,.3);}
.cat-card img{width:100%;height:100%;object-fit:cover;min-height:180px;}
.cat-card__body{padding:26px 26px 28px;display:flex;flex-direction:column;gap:10px;}
.cat-card__body h3{font-size:20px;margin:0;}
.cat-card__body p{font-size:14.8px;margin:0;}
.cat-card__body .link-arrow{margin-top:6px;}

/* ---------- FAQ ---------- */
.faq-list{max-width:860px;margin:0 auto;display:flex;flex-direction:column;gap:12px;}
.faq-item{
  background:#fff;border:1px solid var(--c-border);border-left:4px solid var(--c-primary);
  border-radius:14px;box-shadow:var(--sh-1);overflow:hidden;
}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:56px;padding:16px 22px;
  font-size:16.5px;font-weight:700;color:var(--c-text);
  transition:background-color .18s ease,color .18s ease;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{background:#FAF8FF;color:var(--c-primary-dark);}
.faq-icon{
  flex-shrink:0;width:28px;height:28px;border-radius:50%;
  background:var(--c-primary-soft);color:var(--c-primary-dark);
  display:flex;align-items:center;justify-content:center;
  font-size:18px;font-weight:700;line-height:1;
  transition:transform .22s ease,background-color .18s ease;
}
.faq-item[open] .faq-icon{transform:rotate(45deg);background:var(--c-primary);color:#fff;}
.faq-a{padding:0 22px 22px;border-top:1px solid var(--c-border);}
.faq-a p{padding-top:16px;font-size:15.3px;margin:0;}

/* ---------- CTA 带 ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:22px;color:#fff;
  padding:56px 48px;background:linear-gradient(120deg,#3A1E9E,#6C3BFF 55%,#12D6C0 130%);
  box-shadow:var(--sh-3);
  display:grid;grid-template-columns:1.4fr .6fr;gap:28px;align-items:center;
}
.cta-band h2{color:#fff;font-size:30px;margin-bottom:12px;}
.cta-band p{color:rgba(255,255,255,.88);font-size:16px;margin-bottom:0;}
.cta-band__actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-ink);color:#CFC9E0;padding:64px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:44px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand__text{color:#fff;}
.site-footer p{color:#A79FC4;font-size:14.2px;line-height:1.85;}
.footer-col h4{color:#fff;font-size:15.5px;margin-bottom:16px;font-weight:700;}
.footer-col li{margin-bottom:10px;}
.footer-col a{color:#CFC9E0;font-size:14.2px;}
.footer-col a:hover{color:#fff;}
.footer-contact{color:#CFC9E0;font-size:14.2px;line-height:2;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  padding:22px 0 30px;display:flex;flex-wrap:wrap;gap:12px;
  justify-content:space-between;align-items:center;
  font-size:13.2px;color:#8B84A8;
}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1199px){
  h1{font-size:38px;}
  .hero h1{font-size:38px;}
}
@media screen and (max-width:1023px){
  :root{--sp-section:64px;}
  h1{font-size:32px;}
  h2{font-size:26px;}
  .hero h1{font-size:32px;}
  .hero__inner{padding:72px 24px 64px;}
  .play-grid{grid-template-columns:1fr;}
  .play-side{grid-template-rows:auto auto;}
  .progress-wrap{grid-template-columns:1fr;}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .metric-row{grid-template-columns:repeat(2,1fr);}
  .cat-grid{grid-template-columns:1fr;}
  .cta-band{grid-template-columns:1fr;padding:44px 32px;}
  .cta-band__actions{justify-content:flex-start;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .nav-search{max-width:300px;}
}
@media screen and (max-width:767px){
  .nav-search{display:none;}
  .nav-search.is-open{
    display:block;position:absolute;left:0;right:0;top:64px;z-index:70;
    margin:0;max-width:none;padding:12px 24px;background:#fff;
    border-bottom:1px solid var(--c-border);box-shadow:var(--sh-1);
  }
  .nav-search.is-open input{background:#fff;}
  .search-toggle{display:flex;}
  .nav-top__actions .nav-cta{min-height:40px;padding:0 14px;font-size:14px;}
  .brand__text{font-size:16px;}
}
@media screen and (max-width:639px){
  :root{--sp-section:48px;}
  .container{padding:0 16px;}
  h1{font-size:28px;}
  h2{font-size:22px;}
  h3{font-size:18px;}
  body{font-size:15.5px;}
  .hero h1{font-size:28px;}
  .hero__inner{padding:56px 16px 52px;}
  .hero__sub{font-size:15.5px;}
  .hero__actions{gap:10px;}
  .hero__actions .btn{width:100%;}
  .hero__stats{gap:22px;}
  .hero__stat b{font-size:22px;}
  .news-grid{grid-template-columns:1fr;}
  .metric-row{grid-template-columns:1fr 1fr;gap:14px;}
  .voice-grid{grid-template-columns:1fr;}
  .cat-card{grid-template-columns:1fr;}
  .cat-card img{min-height:170px;}
  .reward-card{flex:0 0 244px;}
  .cta-band{padding:34px 22px;border-radius:18px;}
  .cta-band h2{font-size:23px;}
  .cta-band__actions .btn{width:100%;}
  .site-footer{padding-top:48px;}
  .footer-grid{grid-template-columns:1fr;gap:24px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .step{padding-left:48px;}
}

/* roulang page: article */
:root{
  --violet:#6C3BFF;
  --violet-deep:#5527D8;
  --violet-soft:#EFEAFF;
  --violet-line:#D9CFFF;
  --cyan:#12D6C0;
  --orange:#FF9F1C;
  --dark:#17122B;
  --light:#F7F5FC;
  --card:#FFFFFF;
  --border:#E7E2F4;
  --text:#1B1530;
  --body:#241C3D;
  --muted:#5F5875;
  --radius-card:16px;
  --radius-btn:10px;
  --shadow-sm:0 4px 16px rgba(23,18,43,.06);
  --shadow-md:0 10px 30px rgba(108,59,255,.12);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",-apple-system,BlinkMacSystemFont,sans-serif;
  font-size:16.5px;
  line-height:1.8;
  color:var(--body);
  background:var(--light);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--violet);text-decoration:none;transition:color .18s ease,border-color .18s ease;}
a:hover{color:var(--violet-deep);}
button,input{font-family:inherit;font-size:inherit;}
h1,h2,h3,h4{margin:0;color:var(--text);line-height:1.3;font-weight:800;}
p{margin:0;}
ul,ol{margin:0;padding:0;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:44px;
  padding:0 22px;
  border-radius:var(--radius-btn);
  font-size:15.5px;
  font-weight:700;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease;
  white-space:nowrap;
}
.btn--primary{background:var(--violet);color:#fff;box-shadow:0 8px 20px rgba(108,59,255,.24);}
.btn--primary:hover{background:var(--violet-deep);color:#fff;transform:translateY(-2px);box-shadow:0 12px 26px rgba(108,59,255,.32);}
.btn--ghost{background:#fff;color:var(--violet);border-color:var(--violet-line);}
.btn--ghost:hover{background:var(--violet-soft);color:var(--violet-deep);border-color:var(--violet);transform:translateY(-2px);}
.btn:focus-visible{outline:3px solid rgba(108,59,255,.35);outline-offset:2px;}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(255,255,255,.95);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--border);
}
.nav-top{position:relative;height:64px;display:flex;align-items:center;}
.nav-top__inner{display:flex;align-items:center;gap:22px;width:100%;}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--text);font-weight:800;font-size:19px;letter-spacing:.2px;white-space:nowrap;}
.brand:hover{color:var(--text);}
.brand__mark{
  width:36px;height:36px;border-radius:11px;display:grid;place-items:center;
  color:#fff;font-size:16px;background:linear-gradient(140deg,var(--violet),var(--cyan));
  box-shadow:0 8px 18px rgba(108,59,255,.28);flex:none;
}
.nav-search{
  flex:1;max-width:420px;display:flex;align-items:center;
  height:44px;padding:0 6px 0 14px;
  background:var(--light);border:1px solid var(--border);border-radius:12px;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.nav-search input{flex:1;height:100%;border:0;background:transparent;outline:none;color:var(--text);font-size:15px;}
.nav-search input::placeholder{color:var(--muted);}
.nav-search button{
  width:34px;height:34px;flex:none;border:0;border-radius:9px;
  background:var(--violet);color:#fff;cursor:pointer;display:grid;place-items:center;
  transition:background-color .18s ease;
}
.nav-search button:hover{background:var(--violet-deep);}
.nav-search:focus-within{border-color:var(--violet);box-shadow:0 0 0 4px rgba(108,59,255,.14);}
.nav-top__actions{display:flex;align-items:center;gap:12px;margin-left:auto;}
.search-toggle{
  display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--border);
  background:#fff;color:var(--violet);cursor:pointer;place-items:center;
}
.search-toggle:hover{background:var(--violet-soft);}
.nav-tabs{background:#fff;border-top:1px solid var(--border);}
.nav-tabs__inner{display:flex;align-items:center;gap:10px;height:48px;overflow-x:auto;scrollbar-width:none;}
.nav-tabs__inner::-webkit-scrollbar{display:none;}
.tab{
  display:inline-flex;align-items:center;gap:7px;height:34px;padding:0 16px;
  border-radius:999px;background:var(--violet-soft);color:#3F2C86;
  font-size:14.5px;font-weight:600;white-space:nowrap;transition:background-color .18s ease,color .18s ease,box-shadow .18s ease;
}
.tab:hover{background:#E3DBFF;color:#33207A;}
.tab.is-active{background:var(--violet);color:#fff;box-shadow:0 6px 16px rgba(108,59,255,.28);}
.tab.is-active:hover{color:#fff;background:var(--violet-deep);}

/* ============ 文章头部 ============ */
.post-hero{
  position:relative;
  color:#fff;
  padding:30px 0 72px;
  background-image:linear-gradient(125deg,rgba(23,18,43,.94) 0%,rgba(60,32,128,.82) 55%,rgba(108,59,255,.62) 100%),url('/assets/images/backpic/back-2.png');
  background-size:cover;
  background-position:center;
}
.breadcrumb{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:13.5px;color:rgba(255,255,255,.72);margin-bottom:22px;}
.breadcrumb a{color:rgba(255,255,255,.82);}
.breadcrumb a:hover{color:#fff;}
.breadcrumb .sep{opacity:.5;}
.breadcrumb .current{color:#fff;max-width:60vw;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.post-hero__inner{max-width:860px;}
.post-tag{
  display:inline-flex;align-items:center;gap:7px;height:30px;padding:0 14px;border-radius:999px;
  background:rgba(18,214,192,.18);border:1px solid rgba(18,214,192,.45);
  color:#9BF6EC;font-size:13.5px;font-weight:700;margin-bottom:16px;
}
.post-hero h1{
  font-size:40px;line-height:1.28;color:#fff;font-weight:800;letter-spacing:.2px;
  margin-bottom:18px;
}
.post-meta{display:flex;align-items:center;gap:16px;flex-wrap:wrap;font-size:14px;color:rgba(255,255,255,.76);}
.post-meta .dot{width:4px;height:4px;border-radius:50%;background:rgba(255,255,255,.5);}
.post-meta i{color:var(--cyan);margin-right:5px;}

/* ============ 正文 ============ */
.post-wrap{margin-top:-40px;position:relative;z-index:2;padding-bottom:20px;}
.post-shell{max-width:860px;margin:0 auto;}
.post-card{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:20px;
  box-shadow:var(--shadow-sm);
  padding:46px 54px 40px;
}
.post-body{font-size:17px;line-height:1.85;color:var(--body);}
.post-body > *:first-child{margin-top:0;}
.post-body p{margin:0 0 1.5em;}
.post-body h2{
  font-size:26px;font-weight:800;line-height:1.35;margin:2.2em 0 .9em;
  padding-left:16px;position:relative;color:var(--text);
}
.post-body h2::before{
  content:"";position:absolute;left:0;top:.2em;bottom:.2em;width:5px;border-radius:4px;
  background:linear-gradient(180deg,var(--violet),var(--cyan));
}
.post-body h3{font-size:20px;font-weight:700;margin:1.8em 0 .7em;color:var(--text);}
.post-body h4{font-size:17.5px;font-weight:700;margin:1.5em 0 .6em;}
.post-body ul,.post-body ol{padding-left:1.4em;margin:0 0 1.5em;}
.post-body li{margin:.5em 0;}
.post-body ul li::marker{color:var(--violet);}
.post-body ol li::marker{color:var(--violet);font-weight:700;}
.post-body blockquote{
  margin:1.6em 0;padding:18px 24px;background:var(--light);
  border-left:4px solid var(--violet);border-radius:0 14px 14px 0;color:#4A4270;
}
.post-body blockquote p:last-child{margin-bottom:0;}
.post-body img{border-radius:14px;margin:1.6em auto;}
.post-body a{color:var(--violet);border-bottom:1px solid rgba(108,59,255,.3);}
.post-body a:hover{border-bottom-color:var(--violet);}
.post-body table{
  width:100%;border-collapse:collapse;display:block;overflow-x:auto;white-space:nowrap;margin:1.6em 0;
}
.post-body th,.post-body td{border:1px solid var(--border);padding:10px 14px;text-align:left;font-size:15px;}
.post-body th{background:var(--light);font-weight:700;color:var(--text);}
.post-body hr{border:0;border-top:1px solid var(--border);margin:2.4em 0;}

.post-body code{
  background:var(--light);border:1px solid var(--border);border-radius:6px;
  padding:2px 6px;font-size:14.5px;color:var(--violet-deep);
}
.post-body pre{
  background:var(--dark);color:#E9E4FB;border-radius:14px;padding:18px 22px;
  overflow-x:auto;font-size:14.5px;line-height:1.7;margin:1.6em 0;
}
.post-body pre code{background:transparent;border:0;color:inherit;padding:0;}

.post-empty{text-align:center;padding:26px 0 10px;}
.post-empty i{font-size:44px;color:var(--violet-line);margin-bottom:16px;display:block;}
.post-empty h2{font-size:24px;margin-bottom:12px;}
.post-empty p{color:var(--muted);max-width:460px;margin:0 auto 24px;font-size:15.5px;}

.post-foot{
  margin-top:34px;padding-top:24px;border-top:1px dashed var(--border);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
}
.post-foot .note{font-size:14px;color:var(--muted);}

/* ============ 继续浏览 ============ */
.post-more{padding:64px 0 8px;}
.section-head{margin-bottom:26px;}
.section-head .kicker{
  display:inline-flex;align-items:center;gap:7px;font-size:13.5px;font-weight:700;
  color:var(--violet);background:var(--violet-soft);border-radius:999px;padding:5px 14px;margin-bottom:12px;
}
.section-head h2{font-size:28px;line-height:1.35;}
.section-head p{color:var(--muted);font-size:15.5px;margin-top:8px;}
.more-grid{margin-left:-12px;margin-right:-12px;}
.more-grid > .cell{padding-left:12px;padding-right:12px;margin-bottom:24px;}
.card{
  display:flex;flex-direction:column;height:100%;
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-sm);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:var(--violet-line);}
.card__media{position:relative;overflow:hidden;}
.card__media img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .3s ease;}
.card:hover .card__media img{transform:scale(1.04);}
.card__body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.card__body h3{font-size:18px;line-height:1.45;}
.card__body h3 a{color:var(--text);}
.card__body h3 a:hover{color:var(--violet);}
.card__body p{font-size:14.5px;color:var(--muted);line-height:1.75;}
.card__link{margin-top:auto;font-size:14.5px;font-weight:700;display:inline-flex;align-items:center;gap:6px;color:var(--violet);}
.card__link:hover{gap:10px;}

/* ============ 页脚 ============ */
.site-footer{background:var(--dark);color:#CFC9E0;padding:56px 0 0;margin-top:72px;}
.footer-grid{
  display:grid;grid-template-columns:1.7fr 1fr 1fr 1.3fr;gap:36px;
  padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.08);
}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:18px;margin-bottom:14px;}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:14px;font-weight:700;}
.footer-col ul{list-style:none;}
.footer-col li{margin-bottom:10px;}
.footer-col a{color:#CFC9E0;font-size:14.5px;}
.footer-col a:hover{color:#fff;}
.footer-col p{color:#A79FBE;font-size:14.5px;line-height:1.85;}
.footer-contact div{font-size:14px;color:#A79FBE;line-height:1.95;}
.footer-bottom{
  padding:18px 0 26px;display:flex;justify-content:space-between;align-items:center;
  gap:12px;flex-wrap:wrap;font-size:13.5px;color:#8C84A6;
}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .post-hero h1{font-size:32px;}
  .post-card{padding:36px 34px 32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
}
@media (max-width:900px){
  .nav-search{display:none;}
  .search-toggle{display:grid;}
  .nav-search.is-open{
    display:flex;position:absolute;left:16px;right:16px;top:66px;max-width:none;
    background:#fff;box-shadow:var(--shadow-md);border-radius:12px;z-index:70;
  }
}
@media (max-width:768px){
  body{font-size:16px;}
  .container{padding:0 18px;}
  .brand__text{font-size:17px;}
  .post-hero{padding:22px 0 60px;}
  .post-hero h1{font-size:28px;}
  .post-card{padding:28px 22px 26px;border-radius:16px;}
  .post-body{font-size:16.5px;}
  .post-body h2{font-size:22px;}
  .post-body h3{font-size:18px;}
  .section-head h2{font-size:22px;}
  .post-more{padding:44px 0 0;}
  .site-footer{padding-top:42px;margin-top:52px;}
}
@media (max-width:520px){
  .nav-top{height:60px;}
  .nav-top__inner{gap:12px;}
  .brand__mark{width:32px;height:32px;border-radius:10px;font-size:14px;}
  .nav-cta{padding:0 14px;font-size:14px;min-height:40px;}
  .nav-tabs__inner{height:46px;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .post-foot{flex-direction:column;align-items:flex-start;}
  .breadcrumb .current{max-width:70vw;}
}

/* roulang page: category1 */
:root{
  --brand:#6C3BFF;
  --brand-deep:#5227D6;
  --brand-soft:#EFE9FF;
  --cyan:#12D6C0;
  --orange:#FF9F1C;
  --ink:#17122B;
  --bg:#F7F5FC;
  --card:#FFFFFF;
  --border:#E7E2F4;
  --text:#1B1530;
  --muted:#5F5875;
  --radius-card:16px;
  --radius-btn:10px;
  --radius-pill:999px;
  --shadow-sm:0 4px 16px rgba(23,18,43,.06);
  --shadow-md:0 10px 30px rgba(108,59,255,.12);
  --shadow-lg:0 18px 46px rgba(23,18,43,.16);
  --space-section:84px;
  --font:"PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
}

/* ============ 基础 reset ============ */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16.5px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5{margin:0 0 .5em;color:var(--ink);line-height:1.25;font-weight:800;letter-spacing:.2px;}
h1{font-size:40px;}
h2{font-size:30px;}
h3{font-size:20px;font-weight:700;}
p{margin:0 0 1.1em;color:var(--muted);}
p:last-child{margin-bottom:0;}
a{color:var(--brand);text-decoration:none;transition:color .18s ease,background-color .18s ease,border-color .18s ease,transform .18s ease,box-shadow .18s ease;}
a:hover{color:var(--brand-deep);}
img{max-width:100%;display:block;border:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button,input,textarea,select{font-family:inherit;font-size:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;}
:focus-visible{outline:3px solid rgba(108,59,255,.45);outline-offset:2px;border-radius:6px;}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0;}

/* ============ 容器与栅格修正 ============ */
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.grid-x.gx-gap{margin-left:-12px;margin-right:-12px;}
.grid-x.gx-gap>.cell{padding-left:12px;padding-right:12px;}
.section{padding:var(--space-section) 0;}
.section--tight{padding:64px 0;}
.section-head{max-width:760px;margin-bottom:40px;}
.section-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:1.2px;
  color:var(--brand);background:var(--brand-soft);
  padding:6px 14px;border-radius:var(--radius-pill);margin-bottom:16px;
}
.section-head h2{margin-bottom:14px;}
.section-head p{font-size:16.5px;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:11px 22px;border-radius:var(--radius-btn);
  font-size:15.5px;font-weight:700;line-height:1.2;letter-spacing:.3px;
  border:1.5px solid transparent;transition:all .18s ease;white-space:nowrap;
}
.btn--primary{background:var(--brand);color:#fff;box-shadow:0 6px 18px rgba(108,59,255,.28);}
.btn--primary:hover{background:var(--brand-deep);color:#fff;transform:translateY(-2px);box-shadow:0 12px 26px rgba(108,59,255,.36);}
.btn--primary:active{transform:translateY(0);box-shadow:0 4px 12px rgba(108,59,255,.3);}
.btn--ghost{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.55);color:#fff;}
.btn--ghost:hover{background:#fff;color:var(--brand-deep);border-color:#fff;transform:translateY(-2px);}
.btn--outline{background:#fff;border-color:var(--border);color:var(--brand);}
.btn--outline:hover{background:var(--brand-soft);border-color:#CFC0FF;color:var(--brand-deep);transform:translateY(-2px);}
.btn--lg{min-height:50px;padding:14px 28px;font-size:16.5px;}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,255,255,.96);
  backdrop-filter:saturate(180%) blur(10px);
  border-bottom:1px solid var(--border);
  box-shadow:0 2px 14px rgba(23,18,43,.04);
}
.nav-top__inner{display:flex;align-items:center;gap:20px;height:64px;}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--ink);}
.brand:hover{color:var(--ink);}
.brand__mark{
  width:36px;height:36px;border-radius:11px;flex:0 0 auto;
  display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--brand),#8B67FF 60%,var(--cyan));
  color:#fff;font-size:17px;box-shadow:0 6px 16px rgba(108,59,255,.28);
}
.brand__text{font-size:18px;font-weight:800;letter-spacing:.4px;white-space:nowrap;}
.nav-search{
  flex:1 1 auto;max-width:420px;margin:0 auto;position:relative;display:flex;align-items:center;
}
.nav-search input{
  width:100%;height:44px;padding:0 48px 0 18px;
  border-radius:12px;border:1.5px solid var(--border);background:#FBF9FF;
  font-size:14.5px;color:var(--text);transition:all .18s ease;
}
.nav-search input::placeholder{color:#9A93AE;}
.nav-search input:focus{outline:none;border-color:var(--brand);background:#fff;box-shadow:0 0 0 4px rgba(108,59,255,.13);}
.nav-search button{
  position:absolute;right:6px;width:36px;height:36px;border-radius:9px;
  display:inline-flex;align-items:center;justify-content:center;
  color:var(--brand);background:transparent;transition:background-color .18s ease;
}
.nav-search button:hover{background:var(--brand-soft);}
.nav-top__actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.search-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1.5px solid var(--border);
  align-items:center;justify-content:center;color:var(--brand);background:#fff;
}
.search-toggle:hover{background:var(--brand-soft);border-color:#CFC0FF;}
.nav-cta{padding:11px 20px;}

.nav-tabs{border-top:1px solid var(--border);background:#fff;}
.nav-tabs__inner{
  display:flex;align-items:center;gap:10px;height:48px;
  overflow-x:auto;scrollbar-width:none;
  -webkit-mask-image:linear-gradient(90deg,transparent 0,#000 18px,#000 calc(100% - 18px),transparent 100%);
  mask-image:linear-gradient(90deg,transparent 0,#000 18px,#000 calc(100% - 18px),transparent 100%);
}
.nav-tabs__inner::-webkit-scrollbar{display:none;}
.tab{
  display:inline-flex;align-items:center;gap:7px;
  padding:7px 18px;border-radius:var(--radius-pill);
  font-size:14.5px;font-weight:600;white-space:nowrap;
  background:var(--brand-soft);color:#4B2FBF;
}
.tab i{font-size:12.5px;opacity:.85;}
.tab:hover{background:#E2D8FF;color:var(--brand-deep);}
.tab.is-active{background:var(--brand);color:#fff;box-shadow:0 6px 16px rgba(108,59,255,.26);}
.tab.is-active:hover{background:var(--brand-deep);color:#fff;}

/* ============ 分类 Hero ============ */
.cat-hero{
  position:relative;overflow:hidden;color:#fff;
  background-image:url("/assets/images/backpic/back-1.webp");
  background-size:cover;background-position:center;
  min-height:440px;display:flex;align-items:center;
}
.cat-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(110deg,rgba(23,18,43,.92) 12%,rgba(60,32,140,.82) 58%,rgba(108,59,255,.66) 100%);
}
.cat-hero__inner{position:relative;z-index:2;padding:74px 0 66px;max-width:820px;}
.cat-hero .pill{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.32);
  color:#fff;font-size:13px;font-weight:700;letter-spacing:.8px;
  padding:6px 15px;border-radius:var(--radius-pill);margin-bottom:20px;
}
.cat-hero .pill i{color:var(--cyan);}
.cat-hero h1{color:#fff;font-size:42px;margin-bottom:18px;}
.cat-hero h1 span{color:var(--cyan);}
.cat-hero p.lead{color:rgba(255,255,255,.86);font-size:17px;max-width:700px;margin-bottom:28px;}
.cat-hero .hero-actions{display:flex;flex-wrap:wrap;gap:14px;}
.cat-hero .hero-facts{
  display:flex;flex-wrap:wrap;gap:28px;margin-top:38px;padding-top:26px;
  border-top:1px solid rgba(255,255,255,.18);
}
.cat-hero .hero-facts div{min-width:120px;}
.cat-hero .hero-facts b{display:block;font-size:24px;font-weight:800;color:#fff;line-height:1.2;}
.cat-hero .hero-facts span{font-size:13.5px;color:rgba(255,255,255,.72);}

/* ============ 面包屑 ============ */
.crumb-bar{background:#fff;border-bottom:1px solid var(--border);}
.crumb{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--muted);height:48px;overflow:hidden;}
.crumb a{color:var(--muted);}
.crumb a:hover{color:var(--brand);}
.crumb i{font-size:10px;color:#B7B1C7;}

/* ============ 筛选 pill 行 ============ */
.filter-bar{background:#fff;border-bottom:1px solid var(--border);}
.filter-inner{
  display:flex;align-items:center;gap:10px;flex-wrap:nowrap;overflow-x:auto;
  padding:14px 0;scrollbar-width:none;
}
.filter-inner::-webkit-scrollbar{display:none;}
.filter-label{font-size:13.5px;color:var(--muted);font-weight:700;white-space:nowrap;margin-right:4px;}
.chip{
  padding:8px 18px;border-radius:var(--radius-pill);
  border:1.5px solid var(--border);background:#fff;color:var(--muted);
  font-size:14px;font-weight:600;white-space:nowrap;transition:all .18s ease;
}
.chip:hover{border-color:#CFC0FF;color:var(--brand);background:var(--brand-soft);}
.chip.is-active{background:var(--brand);border-color:var(--brand);color:#fff;box-shadow:0 6px 16px rgba(108,59,255,.24);}

/* ============ 活动卡片列表 ============ */
.list-intro{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:34px;flex-wrap:wrap;}
.list-intro h2{margin-bottom:8px;}
.list-intro .count{font-size:14px;color:var(--muted);}
.list-intro .count b{color:var(--brand);font-size:18px;}
.col-stack>.act-card+.act-card{margin-top:24px;}
.col-stack--offset{margin-top:46px;}

.act-card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-sm);height:100%;
  display:flex;flex-direction:column;transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.act-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:#D6C9FF;}
.act-card__media{position:relative;display:block;aspect-ratio:16/9;overflow:hidden;background:#EDE9F8;}
.act-card__media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.act-card:hover .act-card__media img{transform:scale(1.05);}
.act-card__pill{
  position:absolute;left:12px;top:12px;
  padding:5px 13px;border-radius:var(--radius-pill);
  font-size:12.5px;font-weight:700;letter-spacing:.4px;
  background:rgba(23,18,43,.78);color:#fff;backdrop-filter:blur(4px);
}
.act-card__pill.is-live{background:rgba(108,59,255,.92);}
.act-card__pill.is-soon{background:rgba(255,159,28,.95);color:#3A2A05;}
.act-card__pill.is-long{background:rgba(18,214,192,.92);color:#06322C;}
.act-card__body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1 1 auto;}
.act-card__title{font-size:19px;margin-bottom:10px;}
.act-card__title a{color:var(--ink);}
.act-card__title a:hover{color:var(--brand);}
.act-card__desc{font-size:15px;color:var(--muted);margin-bottom:16px;}
.act-card__meta{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  font-size:13px;color:#857D9C;margin-top:auto;padding-top:14px;border-top:1px dashed var(--border);
}
.act-card__meta .dot{width:4px;height:4px;border-radius:50%;background:#C9C2DA;}
.act-card__link{
  display:inline-flex;align-items:center;gap:8px;margin-top:14px;
  font-size:14.5px;font-weight:700;color:var(--brand);
}
.act-card__link i{font-size:11.5px;transition:transform .18s ease;}
.act-card__link:hover i{transform:translateX(4px);}

/* ============ 节奏说明 ============ */
.rhythm{background:#fff;border-top:1px solid var(--border);border-bottom:1px solid var(--border);}
.rhythm-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:8px;}
.rhythm-item{
  background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-card);
  padding:26px 24px;transition:transform .18s ease,box-shadow .18s ease;
}
.rhythm-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-sm);}
.rhythm-item .idx{
  width:44px;height:44px;border-radius:13px;display:flex;align-items:center;justify-content:center;
  background:var(--brand-soft);color:var(--brand);font-size:19px;margin-bottom:16px;
}
.rhythm-item:nth-child(2) .idx{background:rgba(18,214,192,.14);color:#0E9C8C;}
.rhythm-item:nth-child(3) .idx{background:rgba(255,159,28,.16);color:#C47200;}
.rhythm-item h3{font-size:18px;margin-bottom:10px;}
.rhythm-item p{font-size:15px;}

/* ============ 分页 ============ */
.pager-wrap{display:flex;justify-content:center;margin-top:52px;}
.pager{display:flex;align-items:center;gap:8px;flex-wrap:wrap;justify-content:center;}
.pager__link{
  min-width:44px;height:44px;padding:0 16px;border-radius:var(--radius-btn);
  display:inline-flex;align-items:center;justify-content:center;
  background:#fff;border:1.5px solid var(--border);color:var(--muted);
  font-size:14.5px;font-weight:600;
}
.pager__link:hover{border-color:#CFC0FF;color:var(--brand);background:var(--brand-soft);}
.pager__link.is-current{background:var(--brand);border-color:var(--brand);color:#fff;box-shadow:0 6px 16px rgba(108,59,255,.24);}
.pager__link.is-disabled{opacity:.5;pointer-events:none;}

/* ============ FAQ ============ */
.faq{background:#fff;border-top:1px solid var(--border);}
.faq-list{max-width:860px;margin:0 auto;border-top:1px solid var(--border);}
.faq-item{border-bottom:1px solid var(--border);}
.faq-q{
  width:100%;display:flex;align-items:center;gap:14px;text-align:left;
  min-height:60px;padding:16px 4px;font-size:17px;font-weight:700;color:var(--ink);
  background:none;transition:color .18s ease;
}
.faq-q::before{
  content:"";width:4px;height:20px;border-radius:2px;background:var(--brand);flex:0 0 auto;
}
.faq-q:hover{color:var(--brand);}
.faq-q .ico{
  margin-left:auto;flex:0 0 auto;width:26px;height:26px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--brand-soft);color:var(--brand);font-size:12px;
  transition:transform .22s ease,background-color .18s ease;
}
.faq-item.is-open .faq-q .ico{transform:rotate(45deg);background:var(--brand);color:#fff;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease;}
.faq-a__inner{padding:0 4px 22px 18px;font-size:15.5px;color:var(--muted);line-height:1.85;}
.faq-item.is-open .faq-a{max-height:420px;}

/* ============ CTA ============ */
.cta-band{padding:0 0 var(--space-section);}
.cta-box{
  position:relative;overflow:hidden;border-radius:22px;color:#fff;
  padding:56px 48px;background:linear-gradient(120deg,#2A1B57 0%,var(--brand) 72%,#7C53FF 100%);
  box-shadow:var(--shadow-lg);
}
.cta-box::after{
  content:"";position:absolute;right:-70px;top:-90px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(18,214,192,.34),transparent 68%);
}
.cta-box__inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap;}
.cta-box h2{color:#fff;font-size:30px;margin-bottom:12px;}
.cta-box p{color:rgba(255,255,255,.84);max-width:600px;margin:0;}
.cta-box .cta-actions{display:flex;gap:14px;flex-wrap:wrap;}
.cta-box .btn--ghost{border-color:rgba(255,255,255,.6);}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:#CFC9E0;padding:64px 0 26px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand__text{color:#fff;font-size:17px;}
.footer-col h4{color:#fff;font-size:15.5px;font-weight:700;margin-bottom:18px;letter-spacing:.4px;}
.footer-col p{color:#A79FBE;font-size:14.5px;line-height:1.85;margin:0;}
.footer-col ul li{margin-bottom:11px;}
.footer-col ul a{color:#CFC9E0;font-size:14.5px;}
.footer-col ul a:hover{color:#fff;}
.footer-contact div{font-size:14.5px;color:#A79FBE;margin-bottom:12px;line-height:1.8;}
.footer-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13.5px;color:#8E86A8;
}

/* ============ 响应式 ============ */
@media screen and (max-width:1024px){
  :root{--space-section:64px;}
  h1{font-size:34px;}
  .cat-hero h1{font-size:34px;}
  h2{font-size:26px;}
  .nav-top__inner{gap:14px;}
  .nav-search{max-width:300px;}
  .nav-cta{padding:10px 16px;font-size:14.5px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .rhythm-grid{grid-template-columns:1fr;}
  .col-stack--offset{margin-top:0;}
}
@media screen and (max-width:768px){
  body{font-size:16px;}
  .container{padding:0 18px;}
  .nav-search{display:none;}
  .search-toggle{display:inline-flex;}
  .nav-search.is-open{
    display:flex;position:absolute;left:18px;right:18px;top:70px;max-width:none;z-index:90;
    background:#fff;padding:8px;border-radius:14px;box-shadow:var(--shadow-md);border:1px solid var(--border);
  }
  .cat-hero{min-height:0;}
  .cat-hero__inner{padding:52px 0 46px;}
  .cat-hero h1{font-size:29px;}
  .cat-hero p.lead{font-size:16px;}
  .cat-hero .hero-facts{gap:20px;margin-top:28px;padding-top:20px;}
  .cat-hero .hero-facts b{font-size:20px;}
  .cta-box{padding:38px 24px;}
  .cta-box h2{font-size:24px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media screen and (max-width:520px){
  :root{--space-section:48px;}
  h1{font-size:26px;}
  .cat-hero h1{font-size:26px;}
  h2{font-size:22px;}
  h3{font-size:18px;}
  .brand__text{font-size:16px;}
  .brand__mark{width:32px;height:32px;font-size:15px;border-radius:10px;}
  .nav-cta{display:none;}
  .act-card__body{padding:18px 18px 20px;}
  .act-card__title{font-size:17.5px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;}
  .cta-box .cta-actions{width:100%;}
  .cta-box .cta-actions .btn{width:100%;}
  .pager__link{padding:0 12px;min-width:40px;font-size:14px;}
}

/* roulang page: category2 */
:root{
  --brand:#6C3BFF;
  --brand-deep:#5326d6;
  --brand-soft:#EFEAFF;
  --accent:#12D6C0;
  --warm:#FF9F1C;
  --ink:#1B1530;
  --ink-2:#5F5875;
  --ink-3:#8A83A0;
  --bg:#F7F5FC;
  --card:#FFFFFF;
  --line:#E7E2F4;
  --dark:#17122B;
  --r-card:16px;
  --r-btn:10px;
  --r-pill:999px;
  --sh-sm:0 4px 16px rgba(23,18,43,.06);
  --sh-md:0 10px 30px rgba(108,59,255,.12);
  --sh-lg:0 20px 48px rgba(23,18,43,.14);
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--brand);text-decoration:none;transition:color .18s ease,background-color .18s ease,border-color .18s ease,transform .18s ease;}
a:hover{color:var(--brand-deep);}
button,input{font-family:inherit;font-size:inherit;}
ul{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:800;letter-spacing:.2px;}
p{margin:0 0 1.4em;}
p:last-child{margin-bottom:0;}
.sr-only{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;}
:focus-visible{outline:3px solid rgba(108,59,255,.45);outline-offset:2px;border-radius:6px;}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 24px;
}
@media (max-width:640px){.container{padding:0 16px;}}

/* ============ 导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:#fff;
  border-bottom:1px solid var(--line);
  box-shadow:0 2px 14px rgba(23,18,43,.05);
}
.nav-top__inner{
  height:64px;
  display:flex;
  align-items:center;
  gap:24px;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
  color:var(--ink);
  font-weight:800;
}
.brand:hover{color:var(--ink);}
.brand__mark{
  width:36px;height:36px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:11px;
  background:linear-gradient(135deg,var(--brand),#8f68ff);
  color:#fff;
  font-size:16px;
  box-shadow:0 6px 16px rgba(108,59,255,.32);
}
.brand__text{font-size:18px;white-space:nowrap;letter-spacing:.4px;}

.nav-search{
  flex:1 1 auto;
  max-width:420px;
  position:relative;
  display:flex;
  align-items:center;
  height:44px;
  background:#F4F1FB;
  border:1px solid transparent;
  border-radius:12px;
  transition:border-color .18s ease,box-shadow .18s ease,background-color .18s ease;
}
.nav-search:focus-within{
  background:#fff;
  border-color:var(--brand);
  box-shadow:0 0 0 4px rgba(108,59,255,.12);
}
.nav-search input{
  flex:1;
  height:100%;
  border:0;
  background:transparent;
  padding:0 16px;
  color:var(--ink);
  outline:none;
  border-radius:12px;
  font-size:15px;
}
.nav-search input::placeholder{color:var(--ink-3);}
.nav-search button{
  width:46px;height:100%;
  border:0;
  background:transparent;
  color:var(--ink-2);
  cursor:pointer;
  border-radius:0 12px 12px 0;
}
.nav-search button:hover{color:var(--brand);}

.nav-top__actions{
  margin-left:auto;
  display:flex;
  align-items:center;
  gap:12px;
  flex:0 0 auto;
}
.search-toggle{
  display:none;
  width:44px;height:44px;
  border-radius:12px;
  border:1px solid var(--line);
  background:#fff;
  color:var(--ink-2);
  cursor:pointer;
}
.search-toggle:hover{border-color:var(--brand);color:var(--brand);}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:44px;
  padding:0 22px;
  border-radius:var(--r-btn);
  font-weight:700;
  font-size:15px;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,border-color .18s ease,color .18s ease;
  white-space:nowrap;
}
.btn--primary{
  background:var(--brand);
  color:#fff;
  box-shadow:0 8px 20px rgba(108,59,255,.28);
}
.btn--primary:hover{
  background:var(--brand-deep);
  color:#fff;
  transform:translateY(-2px);
  box-shadow:0 12px 26px rgba(108,59,255,.36);
}
.btn--primary:active{transform:translateY(0);box-shadow:0 6px 14px rgba(108,59,255,.3);}
.btn--ghost{
  background:#fff;
  color:var(--brand);
  border-color:rgba(108,59,255,.35);
}
.btn--ghost:hover{
  background:var(--brand-soft);
  border-color:var(--brand);
  color:var(--brand-deep);
  transform:translateY(-2px);
}
.btn--light{
  background:#fff;
  color:var(--brand-deep);
  border-color:#fff;
}
.btn--light:hover{background:#EFEAFF;color:var(--brand-deep);transform:translateY(-2px);}
.btn--outline-light{
  background:transparent;
  color:#fff;
  border-color:rgba(255,255,255,.6);
}
.btn--outline-light:hover{background:rgba(255,255,255,.14);color:#fff;border-color:#fff;transform:translateY(-2px);}
.btn--block{width:100%;}

.nav-tabs{
  background:#FBFAFE;
  border-top:1px solid var(--line);
}
.nav-tabs__inner{
  height:48px;
  display:flex;
  align-items:center;
  gap:10px;
  overflow-x:auto;
  scrollbar-width:none;
  -ms-overflow-style:none;
}
.nav-tabs__inner::-webkit-scrollbar{display:none;}
.tab{
  display:inline-flex;
  align-items:center;
  gap:7px;
  height:34px;
  padding:0 16px;
  border-radius:var(--r-pill);
  background:var(--brand-soft);
  color:#4B3A85;
  font-size:14px;
  font-weight:700;
  white-space:nowrap;
  transition:background-color .18s ease,color .18s ease,transform .18s ease;
}
.tab i{font-size:12px;opacity:.85;}
.tab:hover{background:#E3DAFF;color:var(--brand-deep);transform:translateY(-1px);}
.tab.is-active{background:var(--brand);color:#fff;box-shadow:0 6px 16px rgba(108,59,255,.3);}
.tab.is-active:hover{background:var(--brand-deep);color:#fff;}

@media (max-width:1024px){
  .nav-search{max-width:280px;}
  .brand__text{font-size:16px;}
}
@media (max-width:860px){
  .nav-search{display:none;}
  .search-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .nav-search.is-open{
    display:flex;
    position:absolute;
    left:16px;right:16px;top:70px;
    max-width:none;
    height:48px;
    background:#fff;
    border:1px solid var(--line);
    box-shadow:var(--sh-lg);
    z-index:70;
  }
}
@media (max-width:520px){
  .nav-top__inner{height:60px;gap:12px;}
  .brand__text{font-size:15px;}
  .brand__mark{width:32px;height:32px;border-radius:10px;font-size:14px;}
  .nav-cta{padding:0 14px;font-size:13px;min-height:40px;}
  .search-toggle{width:40px;height:40px;}
}

/* ============ 通用板块 ============ */
.section{padding:88px 0;}
.section--tight{padding:64px 0;}
.section--soft{background:#fff;}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head--center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:5px 14px;
  border-radius:var(--r-pill);
  background:var(--brand-soft);
  color:var(--brand-deep);
  font-size:13px;
  font-weight:700;
  margin-bottom:16px;
}
.eyebrow i{font-size:11px;}
h2.section-title{font-size:30px;margin-bottom:14px;}
.section-desc{color:var(--ink-2);font-size:16px;line-height:1.85;margin:0;}
@media (max-width:640px){
  .section{padding:52px 0;}
  .section--tight{padding:44px 0;}
  .section-head{margin-bottom:30px;}
  h2.section-title{font-size:22px;}
}

/* ============ 分类 Hero ============ */
.cat-hero{
  position:relative;
  overflow:hidden;
  color:#fff;
  background:#221A44;
}
.cat-hero__bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-3.png');
  background-size:cover;
  background-position:center;
  transform:scale(1.04);
}
.cat-hero::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(23,18,43,.94) 0%,rgba(55,26,132,.86) 48%,rgba(23,18,43,.7) 100%);
}
.cat-hero__inner{
  position:relative;
  z-index:2;
  padding:64px 0 56px;
  display:flex;
  align-items:center;
  gap:40px;
  flex-wrap:wrap;
}
.cat-hero__text{flex:1 1 480px;min-width:280px;}
.crumb{
  display:flex;align-items:center;gap:8px;
  font-size:13px;color:rgba(255,255,255,.72);
  margin-bottom:16px;
}
.crumb a{color:rgba(255,255,255,.82);}
.crumb a:hover{color:#fff;}
.crumb span{opacity:.6;}
.cat-hero h1{
  font-size:40px;
  margin-bottom:16px;
  letter-spacing:.5px;
}
.cat-hero h1 em{
  font-style:normal;
  color:#C9B6FF;
}
.cat-hero__lead{
  font-size:16.5px;
  color:rgba(255,255,255,.86);
  max-width:640px;
  margin-bottom:26px;
}
.cat-hero__tags{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:28px;}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  height:30px;padding:0 14px;
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.22);
  color:#fff;
  font-size:13px;
  font-weight:600;
}
.chip i{font-size:11px;color:var(--accent);}
.cat-hero__actions{display:flex;flex-wrap:wrap;gap:14px;}
.cat-hero__card{
  flex:0 0 320px;
  background:rgba(255,255,255,.1);
  border:1px solid rgba(255,255,255,.22);
  border-radius:20px;
  padding:22px;
  backdrop-filter:blur(6px);
}
.cat-hero__card h3{
  font-size:17px;color:#fff;margin-bottom:14px;
  display:flex;align-items:center;gap:8px;
}
.cat-hero__card h3 i{color:var(--warm);}
.mini-list li{
  display:flex;align-items:flex-start;gap:10px;
  font-size:14px;
  color:rgba(255,255,255,.86);
  padding:9px 0;
  border-bottom:1px dashed rgba(255,255,255,.16);
}
.mini-list li:last-child{border-bottom:0;padding-bottom:0;}
.mini-list i{color:var(--accent);font-size:12px;margin-top:6px;}
@media (max-width:1024px){
  .cat-hero__card{flex:1 1 100%;}
}
@media (max-width:640px){
  .cat-hero__inner{padding:40px 0 40px;gap:26px;}
  .cat-hero h1{font-size:28px;}
  .cat-hero__lead{font-size:15px;}
  .cat-hero__actions .btn{width:100%;}
}

/* ============ 数据条 ============ */
.stats{
  margin-top:-38px;
  position:relative;
  z-index:5;
}
.stats__grid{
  background:#fff;
  border:1px solid var(--line);
  border-radius:20px;
  box-shadow:var(--sh-md);
  display:grid;
  grid-template-columns:repeat(4,1fr);
  overflow:hidden;
}
.stat{
  padding:26px 22px;
  border-right:1px solid var(--line);
}
.stat:last-child{border-right:0;}
.stat__num{
  font-size:30px;
  font-weight:800;
  color:var(--brand);
  line-height:1.2;
  display:flex;
  align-items:baseline;
  gap:4px;
}
.stat__num small{font-size:14px;font-weight:700;color:var(--ink-2);}
.stat__label{font-size:13.5px;color:var(--ink-2);margin-top:6px;}
@media (max-width:900px){
  .stats__grid{grid-template-columns:repeat(2,1fr);}
  .stat:nth-child(2){border-right:0;}
  .stat:nth-child(1),.stat:nth-child(2){border-bottom:1px solid var(--line);}
}
@media (max-width:520px){
  .stats{margin-top:-24px;}
  .stat{padding:20px 16px;}
  .stat__num{font-size:24px;}
}

/* ============ 任务路径时间轴 ============ */
.timeline{
  position:relative;
  padding-left:34px;
  max-width:900px;
  margin:0 auto;
}
.timeline::before{
  content:"";
  position:absolute;
  left:11px;top:8px;bottom:8px;
  width:2px;
  background:linear-gradient(180deg,var(--brand),var(--accent));
  opacity:.35;
  border-radius:2px;
}
.tl-item{position:relative;padding:0 0 30px;}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{
  content:"";
  position:absolute;
  left:-34px;top:6px;
  width:24px;height:24px;
  border-radius:50%;
  background:#fff;
  border:2px solid var(--brand);
  box-shadow:0 0 0 5px rgba(108,59,255,.1);
}
.tl-item__no{
  position:absolute;
  left:-29px;top:10px;
  font-size:11px;
  font-weight:800;
  color:var(--brand);
}
.tl-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:20px 22px;
  box-shadow:var(--sh-sm);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.tl-card:hover{transform:translateY(-2px);box-shadow:var(--sh-md);border-color:rgba(108,59,255,.35);}
.tl-card h3{font-size:18px;margin-bottom:8px;}
.tl-card p{font-size:14.5px;color:var(--ink-2);margin:0;}
.tl-meta{
  display:inline-flex;align-items:center;gap:6px;
  margin-top:12px;
  font-size:12.5px;
  color:var(--brand-deep);
  background:var(--brand-soft);
  padding:4px 12px;
  border-radius:var(--r-pill);
  font-weight:700;
}
@media (max-width:520px){
  .timeline{padding-left:28px;}
  .tl-item::before{left:-28px;width:20px;height:20px;}
  .tl-item__no{left:-24px;top:9px;font-size:10px;}
  .tl-card{padding:16px;}
}

/* ============ 奖励规则左右交替 ============ */
.zig{display:flex;flex-direction:column;gap:38px;}
.zig-row{
  display:flex;
  align-items:center;
  gap:34px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:22px;
  padding:22px;
  box-shadow:var(--sh-sm);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.zig-row:hover{transform:translateY(-3px);box-shadow:var(--sh-md);border-color:rgba(108,59,255,.3);}
.zig-row:nth-child(even){flex-direction:row-reverse;}
.zig-row__media{
  flex:0 0 46%;
  border-radius:14px;
  overflow:hidden;
  aspect-ratio:16/10;
  background:var(--brand-soft);
}
.zig-row__media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.zig-row:hover .zig-row__media img{transform:scale(1.05);}
.zig-row__body{flex:1 1 auto;min-width:0;}
.zig-row__body h3{font-size:21px;margin-bottom:10px;}
.zig-row__body p{font-size:15px;color:var(--ink-2);margin-bottom:14px;}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  height:28px;padding:0 12px;
  border-radius:var(--r-pill);
  font-size:12.5px;
  font-weight:700;
  background:var(--brand-soft);
  color:var(--brand-deep);
}
.tag--warm{background:#FFF2E0;color:#A75C00;}
.tag--teal{background:#DFF9F5;color:#0A7C6F;}
@media (max-width:900px){
  .zig-row,.zig-row:nth-child(even){flex-direction:column;align-items:stretch;}
  .zig-row__media{flex:1 1 auto;width:100%;}
}
@media (max-width:520px){
  .zig-row{padding:16px;border-radius:16px;}
  .zig-row__body h3{font-size:18px;}
}

/* ============ 状态说明条 ============ */
.status-band{
  background:var(--dark);
  color:#fff;
  border-radius:24px;
  padding:44px 40px;
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:26px;
}
.status-item{display:flex;gap:14px;align-items:flex-start;}
.status-item__ico{
  flex:0 0 42px;
  width:42px;height:42px;
  border-radius:12px;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(108,59,255,.28);
  color:#C9B6FF;
  font-size:17px;
}
.status-item h3{font-size:16.5px;color:#fff;margin-bottom:6px;}
.status-item p{font-size:14px;color:#CFC9E0;margin:0;}
@media (max-width:900px){
  .status-band{grid-template-columns:1fr;padding:30px 24px;gap:20px;}
}

/* ============ FAQ ============ */
.faq{max-width:860px;margin:0 auto;}
.faq-item{
  background:#fff;
  border:1px solid var(--line);
  border-radius:14px;
  margin-bottom:12px;
  overflow:hidden;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.faq-item.is-open{border-color:rgba(108,59,255,.4);box-shadow:var(--sh-md);}
.faq-q{
  width:100%;
  min-height:56px;
  display:flex;
  align-items:center;
  gap:14px;
  padding:12px 20px 12px 16px;
  background:transparent;
  border:0;
  cursor:pointer;
  text-align:left;
  font-weight:700;
  font-size:16px;
  color:var(--ink);
}
.faq-q::before{
  content:"";
  flex:0 0 4px;
  height:20px;
  border-radius:3px;
  background:var(--brand);
}
.faq-q span{flex:1;}
.faq-q i{
  color:var(--brand);
  font-size:14px;
  transition:transform .22s ease;
}
.faq-item.is-open .faq-q i{transform:rotate(45deg);}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .28s ease,padding .28s ease;
  padding:0 20px 0 34px;
}
.faq-item.is-open .faq-a{max-height:420px;padding:0 20px 20px 34px;}
.faq-a p{font-size:15px;color:var(--ink-2);margin:0;border-top:1px solid var(--line);padding-top:16px;}
@media (max-width:520px){
  .faq-q{font-size:15px;padding:12px 14px;}
  .faq-item.is-open .faq-a{padding:0 14px 16px 30px;}
}

/* ============ CTA ============ */
.cta-band{
  position:relative;
  overflow:hidden;
  border-radius:26px;
  color:#fff;
  padding:52px 44px;
  background:#2A1D5C;
}
.cta-band__bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  opacity:.42;
}
.cta-band::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(35,20,86,.95),rgba(108,59,255,.72));
}
.cta-band__inner{position:relative;z-index:2;display:flex;align-items:center;gap:34px;flex-wrap:wrap;}
.cta-band h2{font-size:28px;margin-bottom:12px;color:#fff;}
.cta-band p{color:rgba(255,255,255,.86);font-size:15.5px;max-width:620px;margin:0;}
.cta-band__actions{display:flex;gap:14px;flex-wrap:wrap;margin-left:auto;}
@media (max-width:900px){
  .cta-band{padding:34px 24px;border-radius:20px;}
  .cta-band__actions{margin-left:0;width:100%;}
  .cta-band__actions .btn{flex:1 1 auto;}
}
@media (max-width:520px){
  .cta-band h2{font-size:22px;}
  .cta-band__actions .btn{width:100%;}
}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--dark);
  color:#CFC9E0;
  padding:64px 0 26px;
  margin-top:8px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.2fr;
  gap:38px;
}
.footer-brand{
  display:flex;align-items:center;gap:10px;
  margin-bottom:16px;
  color:#fff;
  font-weight:800;
  font-size:17px;
}
.footer-col p{font-size:14px;color:#A79FC4;line-height:1.9;margin:0;}
.footer-col h4{
  font-size:15px;
  color:#fff;
  margin-bottom:16px;
  font-weight:800;
}
.footer-col ul li{margin-bottom:11px;}
.footer-col ul a{
  color:#CFC9E0;
  font-size:14px;
  display:inline-flex;
  align-items:center;
  gap:8px;
}
.footer-col ul a::before{
  content:"";
  width:0;height:0;
  border-radius:50%;
  background:var(--accent);
  transition:width .18s ease,height .18s ease;
}
.footer-col ul a:hover{color:#fff;}
.footer-col ul a:hover::before{width:6px;height:6px;}
.footer-contact{font-size:14px;color:#A79FC4;line-height:1.9;}
.footer-contact div{margin-bottom:10px;}
.footer-bottom{
  margin-top:44px;
  padding-top:20px;
  border-top:1px solid rgba(255,255,255,.12);
  display:flex;
  justify-content:space-between;
  gap:14px;
  flex-wrap:wrap;
  font-size:13px;
  color:#8F87B0;
}
@media (max-width:900px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:520px){
  .site-footer{padding:44px 0 22px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:22px;}
  .footer-grid .footer-col:first-child{grid-column:1 / -1;}
  .footer-bottom{flex-direction:column;}
}