/* roulang page: index */
:root{
  --c-brand:#6A2BE2;
  --c-brand-2:#8B5CF6;
  --c-brand-dark:#4E1BB0;
  --c-deep:#2A1550;
  --c-ink:#150E28;
  --c-accent:#00D6A4;
  --c-signal:#FF3D7F;
  --c-warn:#FFB020;
  --c-bg:#F7F5FA;
  --c-surface:#FFFFFF;
  --c-line:#E6E1EE;
  --c-text:#1A1426;
  --c-text-2:#5B5468;
  --r-card:18px;
  --r-img:14px;
  --r-btn:12px;
  --r-pill:999px;
  --sh-sm:0 1px 2px rgba(21,14,40,.06);
  --sh-md:0 8px 24px rgba(21,14,40,.08);
  --sh-lg:0 20px 48px rgba(21,14,40,.14);
  --glow:0 10px 28px rgba(106,43,226,.28);
  --font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  --bs-primary:#6A2BE2;
  --bs-primary-rgb:106,43,226;
  --bs-link-color:#6A2BE2;
  --bs-link-hover-color:#4E1BB0;
  --bs-body-color:#1A1426;
  --bs-body-bg:#F7F5FA;
  --bs-border-color:#E6E1EE;
  --bs-font-sans-serif:var(--font);
  --bs-body-font-family:var(--font);
  --bs-border-radius:14px;
}
*,*::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:1.75;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease}
a:hover{color:var(--c-brand)}
button,input,select,textarea{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;border-radius:4px}
.num{font-variant-numeric:tabular-nums}

.container-xl{
  --bs-gutter-x:2rem;
  width:100%;
  max-width:1240px;
  margin-inline:auto;
  padding-inline:calc(var(--bs-gutter-x) / 2);
}
@media (min-width:1400px){.container-xl{max-width:1320px}}
@media (min-width:1600px){.container-xl{max-width:1440px}}

/* ============ 顶部信息条 ============ */
.topbar{
  background:var(--c-ink);
  color:rgba(255,255,255,.82);
  font-size:13px;
  height:36px;
  display:flex;
  align-items:center;
  letter-spacing:.01em;
}
.topbar .container-xl{display:flex;align-items:center;justify-content:space-between;gap:16px}
.topbar-left{display:flex;align-items:center;gap:14px;min-width:0}
.topbar-left span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.status-badge{
  display:inline-flex;align-items:center;gap:7px;
  padding:2px 10px;
  border-radius:var(--r-pill);
  background:rgba(0,214,164,.14);
  color:var(--c-accent);
  font-size:12px;
  font-weight:600;
  line-height:1.6;
  white-space:nowrap;
}
.pulse{
  width:7px;height:7px;border-radius:50%;
  background:var(--c-accent);
  box-shadow:0 0 0 0 rgba(0,214,164,.6);
  animation:pulse 2s infinite;
}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(0,214,164,.55)}
  70%{box-shadow:0 0 0 9px rgba(0,214,164,0)}
  100%{box-shadow:0 0 0 0 rgba(0,214,164,0)}
}
.topbar-right{display:flex;align-items:center;gap:10px;white-space:nowrap}
.countdown{
  background:rgba(255,255,255,.07);
  border:1px solid rgba(0,214,164,.35);
  color:var(--c-accent);
  border-radius:6px;
  padding:1px 10px;
  font-weight:700;
  font-variant-numeric:tabular-nums;
  letter-spacing:.06em;
}

/* ============ 主导航 ============ */
.mainnav{
  position:sticky;
  top:0;
  z-index:1030;
  background:#fff;
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .3s ease,padding .3s ease;
}
.mainnav .container-xl{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  min-height:72px;
  transition:min-height .3s ease;
}
.mainnav.nav-compact{box-shadow:var(--sh-md)}
.mainnav.nav-compact .container-xl{min-height:60px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:38px;height:38px;border-radius:11px;
  background:linear-gradient(135deg,var(--c-brand) 0%,#4E1BB0 55%,#2A1550 100%);
  display:grid;place-items:center;
  color:#fff;font-size:16px;
  box-shadow:var(--glow);
  position:relative;
  overflow:hidden;
}
.brand-mark::after{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.6) 1px,transparent 1px);
  background-size:8px 8px;opacity:.16;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text b{font-size:17px;font-weight:800;letter-spacing:-.01em;color:var(--c-text)}
.brand-text small{font-size:11px;color:var(--c-text-2);letter-spacing:.14em;font-weight:600}
.brand:hover .brand-text b{color:var(--c-brand)}
.nav-channels{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-channels .nav-link{
  position:relative;
  padding:9px 15px;
  font-size:15px;
  font-weight:600;
  color:var(--c-text-2);
  border-radius:10px;
  transition:color .2s ease,background .2s ease;
}
.nav-channels .nav-link:hover{color:var(--c-brand);background:#F3EEFD}
.nav-channels .nav-link.active{color:var(--c-brand)}
.nav-channels .nav-link.active::after{
  content:"";position:absolute;left:15px;right:15px;bottom:0;height:2px;
  background:var(--c-brand);border-radius:2px;
}
.nav-right{display:flex;align-items:center;gap:12px;flex-shrink:0}
.btn-cta{
  display:inline-flex;align-items:center;gap:8px;
  padding:11px 22px;
  border-radius:var(--r-pill);
  background:linear-gradient(120deg,var(--c-brand) 0%,#8B5CF6 100%);
  color:#fff;font-weight:700;font-size:15px;
  border:none;cursor:pointer;
  box-shadow:var(--glow);
  transition:transform .25s ease,box-shadow .25s ease,filter .25s ease;
}
.btn-cta:hover{color:#fff;transform:translateY(-2px);filter:brightness(1.06);box-shadow:0 14px 32px rgba(106,43,226,.34)}
.btn-cta:active{transform:translateY(0)}
.btn-ghost{
  display:inline-flex;align-items:center;gap:8px;
  padding:11px 22px;
  border-radius:var(--r-pill);
  border:1px solid rgba(255,255,255,.5);
  color:#fff;font-weight:600;font-size:15px;
  background:transparent;cursor:pointer;
  transition:background .25s ease,border-color .25s ease,color .25s ease;
}
.btn-ghost:hover{background:rgba(255,255,255,.12);color:#fff;border-color:#fff}
.btn-soft{
  display:inline-flex;align-items:center;gap:8px;
  padding:11px 22px;
  border-radius:var(--r-pill);
  background:#F3EEFD;color:var(--c-brand);font-weight:700;font-size:15px;
  border:1px solid #E3D8FB;cursor:pointer;
  transition:background .25s ease,transform .25s ease;
}
.btn-soft:hover{background:#E9DFFC;color:var(--c-brand-dark);transform:translateY(-2px)}
.navbar-toggle{
  display:none;
  width:42px;height:42px;border-radius:12px;
  border:1px solid var(--c-line);background:#fff;color:var(--c-text);
  align-items:center;justify-content:center;font-size:18px;cursor:pointer;
}
.navbar-toggle:hover{border-color:var(--c-brand);color:var(--c-brand)}

/* 移动抽屉 */
.drawer{
  position:fixed;inset:0;z-index:1080;
  visibility:hidden;pointer-events:none;
}
.drawer.open{visibility:visible;pointer-events:auto}
.drawer-mask{
  position:absolute;inset:0;background:rgba(21,14,40,.55);
  opacity:0;transition:opacity .3s ease;
}
.drawer.open .drawer-mask{opacity:1}
.drawer-panel{
  position:absolute;top:0;right:0;bottom:0;width:min(340px,88vw);
  background:#fff;display:flex;flex-direction:column;
  transform:translateX(102%);transition:transform .34s cubic-bezier(.22,.61,.36,1);
  box-shadow:var(--sh-lg);
}
.drawer.open .drawer-panel{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:1px solid var(--c-line)}
.drawer-close{width:38px;height:38px;border-radius:10px;border:1px solid var(--c-line);background:#fff;cursor:pointer;color:var(--c-text-2)}
.drawer-close:hover{color:var(--c-brand);border-color:var(--c-brand)}
.drawer-nav{padding:14px 12px;flex:1;overflow-y:auto}
.drawer-nav a{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 14px;border-radius:12px;font-weight:600;color:var(--c-text-2);
}
.drawer-nav a:hover{background:#F3EEFD;color:var(--c-brand)}
.drawer-nav a.active{background:#F3EEFD;color:var(--c-brand)}
.drawer-foot{padding:18px 20px;border-top:1px solid var(--c-line);display:flex;flex-direction:column;gap:10px}
.drawer-foot .btn-cta{justify-content:center;width:100%}

/* ============ Hero ============ */
.hero{
  position:relative;
  min-height:620px;
  display:flex;
  align-items:center;
  padding:72px 0;
  color:#fff;
  overflow:hidden;
  background:var(--c-ink) url('/assets/images/backpic/back-1.png') center/cover no-repeat;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(21,14,40,.94) 0%,rgba(42,21,80,.84) 48%,rgba(42,21,80,.38) 100%);
}
.hero::after{
  content:"";position:absolute;inset:0;opacity:.08;pointer-events:none;
  background-image:radial-gradient(rgba(255,255,255,.8) 1px,transparent 1px);
  background-size:26px 26px;
}
.hero .container-xl{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.09);
  border:1px solid rgba(255,255,255,.18);
  font-size:13px;font-weight:600;color:rgba(255,255,255,.9);
  margin-bottom:22px;
}
.hero-eyebrow i{color:var(--c-accent)}
.hero h1{
  font-size:46px;
  line-height:1.16;
  font-weight:800;
  letter-spacing:-.02em;
  margin-bottom:20px;
}
.hero h1 em{font-style:normal;color:var(--c-accent)}
.hero-sub{
  font-size:17px;
  line-height:1.8;
  color:rgba(255,255,255,.78);
  max-width:560px;
  margin-bottom:32px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:44px}
.hero-stats{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:0;
  border-top:1px solid rgba(255,255,255,.14);
  padding-top:26px;
}
.hero-stats li{
  padding:0 20px;
  border-left:1px solid rgba(255,255,255,.14);
}
.hero-stats li:first-child{border-left:none;padding-left:0}
.hero-stats b{
  display:block;
  font-size:30px;
  font-weight:800;
  color:var(--c-accent);
  line-height:1.25;
  font-variant-numeric:tabular-nums;
  letter-spacing:-.01em;
}
.hero-stats span{font-size:13px;color:rgba(255,255,255,.66)}
.hero-visual{position:relative;height:440px}
.hero-shot{
  position:absolute;
  border-radius:var(--r-card);
  box-shadow:var(--sh-lg);
  border:1px solid rgba(255,255,255,.14);
  object-fit:cover;
}
.hero-shot-a{width:80%;aspect-ratio:16/10;top:6px;right:0;transform:rotate(3deg);z-index:1}
.hero-shot-b{width:56%;aspect-ratio:4/3;bottom:6px;left:0;transform:rotate(-3deg);z-index:2}
.hero-chip{
  position:absolute;
  bottom:26px;right:12px;z-index:3;
  background:#fff;color:var(--c-text);
  border-radius:14px;padding:12px 16px;
  box-shadow:var(--sh-lg);
  display:flex;align-items:center;gap:11px;
  min-width:186px;
}
.hero-chip i{
  width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
  background:#E7FBF5;color:#0A9E7B;font-size:15px;
}
.hero-chip b{display:block;font-size:14px;font-weight:800;line-height:1.3}
.hero-chip span{font-size:12px;color:var(--c-text-2)}

/* ============ 通用板块 ============ */
.section{padding:88px 0}
.section-sm{padding:64px 0}
.sec-head{margin-bottom:44px;max-width:760px}
.sec-head.center{margin-inline:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.08em;
  color:var(--c-brand);text-transform:uppercase;
  margin-bottom:12px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--c-brand);border-radius:2px}
.sec-head.center .eyebrow::before{display:none}
.sec-head h2{
  font-size:34px;
  font-weight:800;
  letter-spacing:-.02em;
  line-height:1.28;
  margin-bottom:14px;
}
.sec-head p{color:var(--c-text-2);font-size:16px;line-height:1.8}
.sec-head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;flex-wrap:wrap}
.link-more{
  display:inline-flex;align-items:center;gap:8px;
  font-size:15px;font-weight:700;color:var(--c-brand);
  padding-bottom:2px;
  border-bottom:1px solid transparent;
}
.link-more:hover{border-bottom-color:var(--c-brand);color:var(--c-brand-dark)}
.link-more i{font-size:12px;transition:transform .25s ease}
.link-more:hover i{transform:translateX(3px)}

/* ============ 服务网格 ============ */
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.svc-card{
  position:relative;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  padding:30px 28px;
  box-shadow:var(--sh-sm);
  transition:transform .32s cubic-bezier(.22,.61,.36,1),box-shadow .32s ease,border-color .32s ease;
  overflow:hidden;
}
.svc-card::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:4px;
  background:var(--c-brand);
  transform:scaleY(0);transform-origin:top;
  transition:transform .32s cubic-bezier(.22,.61,.36,1);
}
.svc-card:hover{transform:translateY(-4px);box-shadow:var(--sh-lg);border-color:#DCD2F5}
.svc-card:hover::before{transform:scaleY(1)}
.svc-icon{
  width:48px;height:48px;border-radius:14px;
  display:grid;place-items:center;
  background:#F3EEFD;color:var(--c-brand);
  font-size:19px;margin-bottom:20px;
  border:1px solid #E6DBFB;
}
.svc-card h3{font-size:20px;font-weight:700;margin-bottom:10px}
.svc-card p{font-size:15px;color:var(--c-text-2);line-height:1.78;margin-bottom:16px}
.svc-card .link-more{font-size:14px}
.svc-card.feature{
  grid-column:span 2;
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:28px;
  align-items:center;
  background:linear-gradient(135deg,var(--c-deep) 0%,#1D0F3B 100%);
  border-color:transparent;
  color:#fff;
  padding:34px;
}
.svc-card.feature::before{background:var(--c-accent)}
.svc-card.feature h3{color:#fff;font-size:22px}
.svc-card.feature p{color:rgba(255,255,255,.74)}
.svc-card.feature .svc-icon{background:rgba(0,214,164,.14);color:var(--c-accent);border-color:rgba(0,214,164,.3)}
.svc-card.feature .link-more{color:var(--c-accent)}
.svc-card.feature .link-more:hover{border-bottom-color:var(--c-accent);color:#fff}
.svc-shot{
  border-radius:var(--r-img);
  width:100%;aspect-ratio:16/10;object-fit:cover;
  box-shadow:var(--sh-md);
  border:1px solid rgba(255,255,255,.12);
}

/* ============ 数据条 ============ */
.statband{
  background:linear-gradient(115deg,var(--c-ink) 0%,var(--c-deep) 58%,#3A1E6B 100%);
  color:#fff;
  padding:64px 0;
  position:relative;
  overflow:hidden;
}
.statband::after{
  content:"";position:absolute;right:-60px;top:-60px;width:280px;height:280px;
  background:radial-gradient(circle,rgba(0,214,164,.22) 0%,transparent 70%);
}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;position:relative;z-index:2}
.stat-item{text-align:center;padding:0 12px}
.stat-item b{
  display:block;font-size:46px;font-weight:800;line-height:1.15;
  color:var(--c-accent);font-variant-numeric:tabular-nums;letter-spacing:-.02em;
}
.stat-item b i{font-style:normal;font-size:24px;margin-left:2px;color:rgba(0,214,164,.75)}
.stat-item span{font-size:14px;color:rgba(255,255,255,.72);display:block;margin-top:6px}

/* ============ 案例 ============ */
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.case-item{
  position:relative;
  border-radius:var(--r-card);
  overflow:hidden;
  background:var(--c-ink);
  box-shadow:var(--sh-sm);
  transition:transform .32s cubic-bezier(.22,.61,.36,1),box-shadow .32s ease;
  min-height:230px;
  display:flex;
}
.case-item:hover{transform:translateY(-4px);box-shadow:var(--sh-lg)}
.case-item img{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  transition:transform .55s cubic-bezier(.22,.61,.36,1);
  opacity:.72;
}
.case-item:hover img{transform:scale(1.05)}
.case-item::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(to top,rgba(21,14,40,.92) 8%,rgba(21,14,40,.28) 62%,rgba(21,14,40,.08) 100%);
}
.case-body{position:relative;z-index:2;margin-top:auto;padding:24px;color:#fff;width:100%}
.case-item.big{grid-column:span 2;grid-row:span 2;min-height:484px}
.case-item.big .case-body{padding:34px}
.case-item.big h3{font-size:26px}
.case-item.wide{grid-column:span 3;min-height:180px}
.case-item.wide .case-body{padding:28px 32px}
.case-tag{
  display:inline-flex;align-items:center;
  padding:3px 11px;border-radius:6px;
  font-size:12px;font-weight:700;letter-spacing:.02em;
  background:rgba(0,214,164,.18);color:#4FF0CB;
  margin-bottom:12px;
}
.case-tag.hot{background:rgba(255,61,127,.2);color:#FF87AF}
.case-tag.warn{background:rgba(255,176,32,.2);color:#FFCE72}
.case-item h3{font-size:19px;font-weight:700;margin-bottom:8px;line-height:1.4}
.case-item p{font-size:14px;color:rgba(255,255,255,.76);line-height:1.7;max-width:520px}

/* ============ 方案 / 流程 ============ */
.plan-wrap{display:grid;grid-template-columns:4fr 8fr;gap:40px;align-items:start}
.plan-steps{border-left:2px solid var(--c-line);padding-left:0}
.plan-step{
  position:relative;
  display:block;
  padding:18px 20px 18px 30px;
  border-radius:0 12px 12px 0;
  cursor:pointer;
  transition:background .25s ease;
  background:transparent;
  border:none;
  width:100%;
  text-align:left;
}
.plan-step::before{
  content:"";position:absolute;left:-2px;top:0;bottom:0;width:2px;
  background:transparent;transition:background .25s ease;
}
.plan-step:hover{background:#F3EEFD}
.plan-step.active{background:#F3EEFD}
.plan-step.active::before{background:var(--c-brand)}
.plan-step b{
  display:block;font-size:13px;font-weight:800;color:var(--c-brand);
  letter-spacing:.12em;margin-bottom:4px;font-variant-numeric:tabular-nums;
}
.plan-step span{font-size:16px;font-weight:700;display:block;margin-bottom:4px}
.plan-step small{font-size:13px;color:var(--c-text-2);line-height:1.6;display:block}
.plan-detail{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:32px;box-shadow:var(--sh-sm);
}
.plan-detail h3{font-size:22px;font-weight:800;margin-bottom:12px}
.plan-detail > p{color:var(--c-text-2);font-size:15px;line-height:1.85;margin-bottom:22px}
.plan-detail img{border-radius:var(--r-img);width:100%;aspect-ratio:16/9;object-fit:cover;margin-bottom:24px;box-shadow:var(--sh-sm)}
.plan-list li{
  display:flex;gap:10px;align-items:flex-start;
  font-size:15px;color:var(--c-text-2);line-height:1.75;
  padding:9px 0;
  border-bottom:1px dashed var(--c-line);
}
.plan-list li:last-child{border-bottom:none}
.plan-list i{color:var(--c-accent);font-size:14px;margin-top:5px}

/* ============ 最新信息（CMS） ============ */
.news-layout{display:grid;grid-template-columns:8fr 4fr;gap:32px;align-items:start}
.news-list{display:flex;flex-direction:column;gap:22px}
.news-card{
  position:relative;
  display:grid;
  grid-template-columns:40% 1fr;
  gap:22px;
  background:#fff;
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  padding:16px;
  box-shadow:var(--sh-sm);
  transition:transform .32s cubic-bezier(.22,.61,.36,1),box-shadow .32s ease,border-color .32s ease;
  overflow:hidden;
}
.news-card::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:4px;
  background:var(--c-brand);transform:scaleY(0);transform-origin:top;
  transition:transform .32s cubic-bezier(.22,.61,.36,1);
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-lg);border-color:#DCD2F5}
.news-card:hover::before{transform:scaleY(1)}
.news-thumb{display:block;border-radius:var(--r-img);overflow:hidden;background:#EFEBF7}
.news-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .5s cubic-bezier(.22,.61,.36,1)}
.news-card:hover .news-thumb img{transform:scale(1.04)}
.news-body{display:flex;flex-direction:column;padding:6px 8px 6px 0;min-width:0}
.tag{
  display:inline-flex;align-items:center;align-self:flex-start;
  padding:2px 10px;border-radius:6px;
  font-size:12px;font-weight:700;
  background:#F3EEFD;color:var(--c-brand);
  margin-bottom:10px;
}
.news-title{font-size:19px;font-weight:700;line-height:1.5;margin-bottom:8px}
.news-title a{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-title a:hover{color:var(--c-brand)}
.news-desc{
  font-size:14px;color:var(--c-text-2);line-height:1.75;margin-bottom:14px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{
  margin-top:auto;
  display:flex;align-items:center;gap:10px;
  font-size:13px;color:#8A8398;flex-wrap:wrap;
}
.news-meta .dot{width:4px;height:4px;border-radius:50%;background:#C9C2D8}
.empty-state{
  border:1.5px dashed #D5CCE9;
  border-radius:var(--r-card);
  background:#FCFBFE;
  padding:64px 28px;
  text-align:center;
}
.empty-state i{font-size:30px;color:#B9AED4;display:block;margin-bottom:14px}
.empty-state p{font-size:15px;color:var(--c-text-2);margin-bottom:18px}
.side-col{display:flex;flex-direction:column;gap:22px}
.side-card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--sh-sm);
}
.side-card h3{font-size:16px;font-weight:800;margin-bottom:16px;display:flex;align-items:center;gap:8px}
.side-card h3 i{color:var(--c-brand);font-size:14px}
.chip-cloud{display:flex;flex-wrap:wrap;gap:9px}
.chip{
  display:inline-flex;align-items:center;
  padding:6px 13px;border-radius:var(--r-pill);
  background:#F5F2FA;border:1px solid var(--c-line);
  font-size:13px;color:var(--c-text-2);font-weight:600;
  transition:all .22s ease;
}
.chip:hover{background:#F3EEFD;border-color:#DFD3F9;color:var(--c-brand);transform:translateY(-2px)}
.rank-list li{
  display:flex;gap:12px;align-items:flex-start;
  padding:11px 0;border-bottom:1px dashed var(--c-line);
}
.rank-list li:last-child{border-bottom:none;padding-bottom:0}
.rank-num{
  flex-shrink:0;width:22px;height:22px;border-radius:7px;
  display:grid;place-items:center;font-size:12px;font-weight:800;
  background:#F1ECF9;color:var(--c-text-2);font-variant-numeric:tabular-nums;
  margin-top:3px;
}
.rank-list li:nth-child(1) .rank-num{background:var(--c-brand);color:#fff}
.rank-list li:nth-child(2) .rank-num{background:#D8CBF6;color:#4E1BB0}
.rank-list li:nth-child(3) .rank-num{background:#E7DEF9;color:#4E1BB0}
.rank-list a{font-size:14px;font-weight:600;line-height:1.6;color:var(--c-text)}
.rank-list a:hover{color:var(--c-brand)}
.side-cta{
  background:linear-gradient(140deg,var(--c-deep) 0%,#1D0F3B 100%);
  border:none;color:#fff;text-align:left;
}
.side-cta h3{color:#fff}
.side-cta h3 i{color:var(--c-accent)}
.side-cta p{font-size:14px;color:rgba(255,255,255,.72);line-height:1.75;margin-bottom:18px}
.side-cta .btn-cta{width:100%;justify-content:center}

/* ============ FAQ ============ */
.faq-wrap{display:grid;grid-template-columns:4fr 8fr;gap:40px;align-items:start}
.faq-side h2{font-size:32px;font-weight:800;line-height:1.3;margin-bottom:14px;letter-spacing:-.02em}
.faq-side p{color:var(--c-text-2);font-size:15px;line-height:1.8;margin-bottom:22px}
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{
  background:#fff;border:1px solid var(--c-line);border-radius:14px;
  overflow:hidden;position:relative;
  transition:border-color .24s ease,background .24s ease;
}
.faq-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:4px;
  background:var(--c-brand);transform:scaleY(0);transform-origin:center;
  transition:transform .24s ease;
}
.faq-item.open{background:#FBFAFD;border-color:#DFD3F9}
.faq-item.open::before{transform:scaleY(1)}
.faq-q{
  width:100%;background:none;border:none;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 22px;cursor:pointer;text-align:left;
  font-size:17px;font-weight:700;color:var(--c-text);
  transition:color .2s ease;
}
.faq-q:hover{color:var(--c-brand)}
.faq-q i{
  flex-shrink:0;width:26px;height:26px;border-radius:8px;
  display:grid;place-items:center;font-size:12px;
  background:#F3EEFD;color:var(--c-brand);
  transition:transform .24s ease,background .24s ease,color .24s ease;
}
.faq-item.open .faq-q i{background:var(--c-brand);color:#fff;transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease}
.faq-a p{
  padding:0 22px 22px 22px;font-size:15px;color:var(--c-text-2);line-height:1.85;
}

/* ============ 联系 ============ */
.contact-wrap{display:grid;grid-template-columns:4fr 8fr;gap:32px;align-items:start}
.contact-info{
  background:linear-gradient(150deg,var(--c-ink) 0%,var(--c-deep) 100%);
  color:#fff;border-radius:var(--r-card);padding:32px;
  position:relative;overflow:hidden;
}
.contact-info::after{
  content:"";position:absolute;right:-50px;bottom:-50px;width:200px;height:200px;
  background:radial-gradient(circle,rgba(106,43,226,.4) 0%,transparent 70%);
}
.contact-info h3{font-size:21px;font-weight:800;margin-bottom:12px;position:relative;z-index:2}
.contact-info > p{font-size:14px;color:rgba(255,255,255,.72);line-height:1.8;margin-bottom:24px;position:relative;z-index:2}
.contact-list{position:relative;z-index:2;display:flex;flex-direction:column;gap:18px}
.contact-list li{display:flex;gap:14px;align-items:flex-start}
.contact-list i{
  flex-shrink:0;width:38px;height:38px;border-radius:11px;
  display:grid;place-items:center;font-size:15px;
  background:rgba(0,214,164,.14);color:var(--c-accent);
}
.contact-list b{display:block;font-size:14px;font-weight:700;margin-bottom:2px}
.contact-list span{font-size:13px;color:rgba(255,255,255,.7);line-height:1.65;word-break:break-all}
.form-card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:32px;box-shadow:var(--sh-sm);
}
.form-card h3{font-size:21px;font-weight:800;margin-bottom:6px}
.form-card > p{font-size:14px;color:var(--c-text-2);margin-bottom:24px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.field{margin-bottom:20px}
.field label{display:block;font-size:14px;font-weight:700;margin-bottom:8px}
.field label .req{color:var(--c-signal);margin-left:3px}
.form-control,.form-select{
  width:100%;height:48px;
  border:1px solid var(--c-line);border-radius:var(--r-btn);
  padding:0 15px;font-size:15px;background:#FCFBFE;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
  appearance:none;
}
textarea.form-control{height:auto;min-height:118px;padding:13px 15px;line-height:1.7;resize:vertical}
.form-control:focus,.form-select:focus{
  outline:none;border-color:var(--c-brand);background:#fff;
  box-shadow:0 0 0 3px rgba(106,43,226,.18);
}
.form-select{
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%235B5468' d='M1.4 0 6 4.6 10.6 0 12 1.4 6 7.4 0 1.4z'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 16px center;padding-right:42px;
}
.check-line{display:flex;gap:10px;align-items:flex-start;font-size:13px;color:var(--c-text-2);line-height:1.65;margin-bottom:22px}
.check-line input{width:17px;height:17px;margin-top:3px;accent-color:var(--c-brand);flex-shrink:0}
.form-foot{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.form-foot small{font-size:13px;color:#8A8398}
.form-foot .btn-cta{padding:13px 30px}

/* ============ CTA 条 ============ */
.cta-band{
  position:relative;
  border-radius:24px;
  padding:40px 44px;
  color:#fff;
  overflow:hidden;
  background:linear-gradient(112deg,var(--c-brand) 0%,#4E1BB0 46%,#00B98E 100%);
  box-shadow:var(--sh-lg);
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
}
.cta-band::after{
  content:"";position:absolute;inset:0;opacity:.14;pointer-events:none;
  background-image:radial-gradient(rgba(255,255,255,.9) 1px,transparent 1px);
  background-size:20px 20px;
}
.cta-band > *{position:relative;z-index:2}
.cta-band h2{font-size:26px;font-weight:800;letter-spacing:-.01em;margin-bottom:8px}
.cta-band p{font-size:15px;color:rgba(255,255,255,.86)}
.btn-light-pill{
  display:inline-flex;align-items:center;gap:9px;
  padding:14px 30px;border-radius:var(--r-pill);
  background:#fff;color:var(--c-brand-dark);font-weight:800;font-size:15px;
  border:none;cursor:pointer;white-space:nowrap;
  transition:transform .25s ease,box-shadow .25s ease;
  box-shadow:0 10px 26px rgba(21,14,40,.2);
}
.btn-light-pill:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(21,14,40,.28);color:var(--c-brand-dark)}

/* ============ 页脚 ============ */
.site-footer{background:var(--c-ink);color:rgba(255,255,255,.72);padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px}
.footer-brand .brand-text b{color:#fff}
.footer-brand .brand-text small{color:rgba(255,255,255,.5)}
.footer-brand p{font-size:14px;line-height:1.85;margin:18px 0 16px;color:rgba(255,255,255,.62);max-width:300px}
.footer-col h4{font-size:15px;font-weight:800;color:#fff;margin-bottom:18px;letter-spacing:.02em}
.footer-col li{margin-bottom:11px}
.footer-col a{font-size:14px;color:rgba(255,255,255,.72);border-bottom:1px solid transparent;transition:all .2s ease}
.footer-col a:hover{color:#fff;border-bottom-color:var(--c-accent)}
.footer-contact li{display:flex;gap:10px;font-size:14px;margin-bottom:12px;color:rgba(255,255,255,.72);line-height:1.7}
.footer-contact i{color:var(--c-accent);margin-top:5px;font-size:13px;flex-shrink:0}
.footer-contact a{border-bottom:1px solid transparent}
.footer-contact a:hover{border-bottom-color:var(--c-accent);color:#fff}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  padding:22px 0;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.5);
}
.footer-bottom .fb-links{display:flex;gap:20px;flex-wrap:wrap}
.footer-bottom a{color:rgba(255,255,255,.6)}
.footer-bottom a:hover{color:#fff;border-bottom:1px solid var(--c-accent)}

/* ============ 动效 ============ */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .5s ease,transform .5s cubic-bezier(.22,.61,.36,1)}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important}
  .reveal{opacity:1;transform:none}
  html{scroll-behavior:auto}
}

/* ============ 响应式 ============ */
@media (max-width:1399px){
  .hero h1{font-size:40px}
}
@media (max-width:1199px){
  .hero-grid{gap:36px}
  .hero-visual{height:380px}
  .news-layout{grid-template-columns:1fr}
  .side-col{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
  .side-card.side-cta{grid-column:span 2}
}
@media (max-width:991px){
  .topbar{display:none}
  .nav-channels,.nav-right .btn-cta{display:none}
  .navbar-toggle{display:inline-flex}
  .section{padding:64px 0}
  .hero{min-height:auto;padding:56px 0}
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .hero h1{font-size:34px}
  .hero-visual{height:300px;order:2}
  .hero-stats{grid-template-columns:repeat(2,1fr);gap:22px 0;padding-top:22px}
  .hero-stats li:nth-child(3){border-left:none;padding-left:0}
  .svc-grid{grid-template-columns:repeat(2,1fr)}
  .svc-card.feature{grid-column:span 2;grid-template-columns:1fr}
  .stat-grid{grid-template-columns:repeat(2,1fr);gap:34px 16px}
  .stat-item b{font-size:38px}
  .case-grid{grid-template-columns:repeat(2,1fr)}
  .case-item.big{grid-column:span 2;grid-row:span 1;min-height:320px}
  .case-item.wide{grid-column:span 2}
  .plan-wrap,.faq-wrap,.contact-wrap{grid-template-columns:1fr;gap:28px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .cta-band{padding:34px 26px;border-radius:20px}
}
@media (max-width:767px){
  .section{padding:48px 0}
  .container-xl{--bs-gutter-x:1.25rem}
  .sec-head{margin-bottom:30px}
  .sec-head h2{font-size:26px}
  .hero h1{font-size:30px}
  .hero-sub{font-size:16px}
  .hero-actions{gap:12px;margin-bottom:32px}
  .hero-actions .btn-cta,.hero-actions .btn-ghost{flex:1 1 100%;justify-content:center}
  .hero-visual{height:250px}
  .hero-chip{right:0;bottom:10px;min-width:0;padding:10px 13px}
  .svc-grid{grid-template-columns:1fr}
  .svc-card.feature{grid-column:span 1}
  .news-card{grid-template-columns:1fr;gap:14px;padding:14px}
  .news-body{padding:0 4px 6px}
  .news-title{font-size:17px}
  .side-col{grid-template-columns:1fr}
  .side-card.side-cta{grid-column:span 1}
  .case-grid{grid-template-columns:1fr}
  .case-item,.case-item.big,.case-item.wide{grid-column:span 1;min-height:250px}
  .case-item.big h3{font-size:21px}
  .form-row{grid-template-columns:1fr}
  .form-foot{flex-direction:column;align-items:stretch}
  .form-foot .btn-cta{justify-content:center;width:100%}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .plan-detail,.form-card,.contact-info{padding:24px}
  .stat-item b{font-size:32px}
}
@media (max-width:519px){
  .brand-text b{font-size:15px}
  .hero-visual{height:210px}
  .hero-shot-a{width:86%}
  .hero-shot-b{width:52%}
}

/* roulang page: article */
:root{
  --c-brand:#6A2BE2;--c-brand-600:#5520BC;--c-deep:#2A1550;--c-ink:#150E28;
  --c-accent:#00D6A4;--c-signal:#FF3D7F;--c-warn:#FFB020;
  --c-bg:#F7F5FA;--c-surface:#FFFFFF;--c-line:#E6E1EE;
  --c-text:#1A1426;--c-text-2:#5B5468;
  --r-card:18px;--r-img:14px;--r-btn:12px;--r-pill:999px;
  --sh-sm:0 1px 2px rgba(21,14,40,.06);
  --sh-md:0 8px 24px rgba(21,14,40,.08);
  --sh-lg:0 20px 48px rgba(21,14,40,.14);
  --glow:0 10px 28px rgba(106,43,226,.28);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;background:var(--c-bg);color:var(--c-text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.02em;color:var(--c-text);}
p{margin:0;}
a{color:inherit;text-decoration:none;transition:color .22s ease,background-color .22s ease,border-color .22s ease;}
ul{margin:0;padding:0;list-style:none;}
img{max-width:100%;height:auto;display:block;}
button,input,select,textarea{font-family:inherit;}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;border-radius:6px;}

.container-xl{width:100%;max-width:1240px;margin:0 auto;padding-left:1.25rem;padding-right:1.25rem;}
@media (min-width:1400px){.container-xl{max-width:1320px;}}
@media (min-width:1600px){.container-xl{max-width:1440px;}}

/* ---------- 顶部信息条 ---------- */
.topbar{background:var(--c-ink);color:rgba(255,255,255,.76);font-size:13px;display:none;}
@media (min-width:992px){.topbar{display:block;}}
.topbar .topbar-inner{min-height:36px;display:flex;align-items:center;justify-content:space-between;gap:16px;}
.topbar-right{display:flex;align-items:center;gap:22px;}
.tb-item{display:inline-flex;align-items:center;gap:7px;}
.tb-item i{color:var(--c-accent);}

.status-badge{display:inline-flex;align-items:center;gap:7px;padding:5px 12px;border-radius:999px;
  background:#E9FBF5;color:#0B7A5D;font-size:12.5px;font-weight:700;line-height:1.3;}
.status-badge.on-dark{background:rgba(255,255,255,.08);color:#8FF3D6;}
.status-badge .pulse{width:7px;height:7px;border-radius:50%;background:var(--c-accent);animation:pulseRing 2s infinite;}
@keyframes pulseRing{
  0%{box-shadow:0 0 0 0 rgba(0,214,164,.6);}
  70%{box-shadow:0 0 0 8px rgba(0,214,164,0);}
  100%{box-shadow:0 0 0 0 rgba(0,214,164,0);}
}

/* ---------- 导航 ---------- */
.site-header{position:sticky;top:0;z-index:1030;background:#fff;border-bottom:1px solid var(--c-line);
  transition:box-shadow .25s ease,background-color .25s ease;}
.site-header.scrolled{box-shadow:var(--sh-md);}
.header-inner{display:flex;align-items:center;gap:14px;min-height:72px;transition:min-height .25s ease;}
.site-header.scrolled .header-inner{min-height:60px;}

.brand{display:inline-flex;align-items:center;gap:12px;margin-right:auto;}
.brand-mark{width:40px;height:40px;border-radius:12px;color:#fff;display:grid;place-items:center;font-size:17px;
  background:linear-gradient(135deg,var(--c-brand) 0%,#9B5BFF 100%);box-shadow:var(--glow);}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text b{font-size:17px;font-weight:800;letter-spacing:-.01em;}
.brand-text small{font-size:10.5px;letter-spacing:.16em;color:var(--c-text-2);font-weight:600;}

.nav-channels{display:none;align-items:center;gap:4px;}
@media (min-width:992px){.nav-channels{display:flex;}}
.nav-channels .nav-link{position:relative;padding:9px 15px;border-radius:10px;font-size:15px;font-weight:600;
  color:var(--c-text-2);background:transparent;}
.nav-channels .nav-link:hover{color:var(--c-brand);background:#F4EFFD;}
.nav-channels .nav-link.active{color:var(--c-brand);}
.nav-channels .nav-link.active::after{content:"";position:absolute;left:15px;right:15px;bottom:2px;height:2px;
  border-radius:2px;background:var(--c-brand);}

.header-actions{display:flex;align-items:center;gap:10px;}
.header-cta{display:none;align-items:center;gap:8px;padding:11px 20px;border-radius:var(--r-pill);
  background:var(--c-brand);color:#fff;font-weight:700;font-size:14.5px;box-shadow:0 6px 18px rgba(106,43,226,.24);
  transition:transform .25s ease,box-shadow .25s ease,background-color .25s ease;}
.header-cta:hover{background:var(--c-brand-600);color:#fff;transform:translateY(-2px);box-shadow:var(--glow);}
@media (min-width:992px){.header-cta{display:inline-flex;}}
.nav-toggle{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--c-line);background:#fff;color:var(--c-text);font-size:17px;cursor:pointer;}
.nav-toggle:hover{border-color:var(--c-brand);color:var(--c-brand);}
@media (min-width:992px){.nav-toggle{display:none;}}

.drawer{background:#fff;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--c-line);}
.drawer-nav{padding:14px 12px 20px;}
.drawer-nav a{display:flex;align-items:center;gap:10px;padding:13px 16px;border-radius:12px;font-size:16px;font-weight:600;color:var(--c-text);}
.drawer-nav a:hover{background:#F4EFFD;color:var(--c-brand);}
.drawer-nav a.active{background:#F4EFFD;color:var(--c-brand);}
.drawer-foot{padding:16px 20px 26px;border-top:1px solid var(--c-line);}

/* ---------- 面包屑 ---------- */
.crumb-bar{padding:22px 0 6px;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--c-text-2);}
.crumb a{color:var(--c-text-2);}
.crumb a:hover{color:var(--c-brand);}
.crumb .sep{color:#C4BCD6;}
.crumb .current{color:var(--c-brand);font-weight:600;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:min(520px,70vw);}

/* ---------- 文章头部 ---------- */
.post-head{padding:18px 0 0;}
.post-cat{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:6px;font-size:12.5px;
  font-weight:700;background:#F1EAFE;color:var(--c-brand);margin-bottom:16px;}
.post-head h1{font-size:46px;line-height:1.16;font-weight:800;letter-spacing:-.02em;max-width:900px;}
.post-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:18px;font-size:13.5px;color:var(--c-text-2);}
.post-meta i{margin-right:5px;color:#A79CC0;}
.post-meta .dot{width:4px;height:4px;border-radius:50%;background:#D4CDE3;}
@media (max-width:767px){
  .post-head h1{font-size:30px;}
  .crumb .current{max-width:60vw;}
}

.post-cover{margin:26px 0 34px;border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-md);}
.post-cover img{width:100%;aspect-ratio:16/9;object-fit:cover;}

/* ---------- 布局 ---------- */
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:36px;align-items:start;padding-bottom:64px;}
@media (max-width:1199px){.article-layout{grid-template-columns:minmax(0,1fr) 300px;gap:26px;}}
@media (max-width:991px){.article-layout{grid-template-columns:minmax(0,1fr);}}

.article-panel{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:40px 44px 34px;box-shadow:var(--sh-sm);}
@media (max-width:767px){.article-panel{padding:24px 18px 22px;border-radius:16px;}}

.article-body{max-width:760px;font-size:17px;line-height:1.9;color:#241C33;overflow-wrap:break-word;}
.article-body h2{font-size:26px;line-height:1.38;font-weight:800;margin:48px 0 18px;padding-left:14px;
  border-left:4px solid var(--c-brand);}
.article-body h3{font-size:20px;line-height:1.45;font-weight:700;margin:34px 0 12px;}
.article-body p{margin:0 0 1.6em;}
.article-body ul,.article-body ol{margin:0 0 1.6em;padding-left:1.5em;}
.article-body ul{list-style:disc;}
.article-body ol{list-style:decimal;}
.article-body li{margin-bottom:.6em;}
.article-body strong{font-weight:700;color:#150E28;}
.article-body blockquote{margin:0 0 1.6em;padding:18px 24px;background:#F4EFFD;border-left:4px solid var(--c-brand);
  border-radius:0 14px 14px 0;color:var(--c-text-2);}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:var(--r-img);margin:24px auto;box-shadow:var(--sh-sm);}
.article-body a{color:var(--c-brand);text-decoration:underline;text-decoration-color:var(--c-accent);text-underline-offset:4px;}
.article-body table{width:100%;border-collapse:collapse;font-size:15px;margin:0 0 1.6em;display:block;overflow-x:auto;}
.article-body th{background:#F4EFFD;text-align:left;font-weight:700;}
.article-body th,.article-body td{border:1px solid var(--c-line);padding:10px 14px;white-space:nowrap;}
.article-body pre{background:var(--c-ink);color:#E7E2F5;padding:18px 20px;border-radius:var(--r-img);
  overflow-x:auto;font-size:14px;line-height:1.7;margin:0 0 1.6em;}
.article-body code{background:#F1ECFA;color:#4A2B94;padding:2px 7px;border-radius:6px;font-size:.92em;}
.article-body pre code{background:none;color:inherit;padding:0;}
.article-body figure{margin:0 0 1.6em;}
.article-body figcaption{font-size:13px;color:var(--c-text-2);text-align:center;margin-top:8px;}

.empty-state{text-align:center;padding:52px 20px 56px;border:1.5px dashed var(--c-line);border-radius:var(--r-card);
  background:#FBFAFD;}
.empty-state i{font-size:34px;color:#B8AEDA;}
.article-body .empty-state h2{font-size:22px;margin:18px 0 10px;padding:0;border:0;text-align:center;}
.empty-state p{color:var(--c-text-2);max-width:420px;margin:0 auto 22px;font-size:15px;}

/* ---------- 文末区 ---------- */
.post-foot{margin-top:44px;padding-top:26px;border-top:1px solid var(--c-line);}
.tag-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;}
.tag-label{font-size:13px;font-weight:700;color:var(--c-text-2);margin-right:4px;}
.tag{display:inline-flex;align-items:center;padding:6px 14px;border-radius:var(--r-pill);background:#F4EFFD;
  color:#54329B;font-size:13px;font-weight:600;border:1px solid #E7DCFB;}
.tag:hover{background:var(--c-brand);color:#fff;border-color:var(--c-brand);}
.post-actions{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;margin-top:22px;}
.share-note{font-size:13.5px;color:var(--c-text-2);display:inline-flex;align-items:center;gap:8px;}
.share-note i{color:var(--c-accent);}
.btn-ghost{display:inline-flex;align-items:center;gap:8px;padding:11px 20px;border-radius:var(--r-pill);
  border:1px solid var(--c-line);background:#fff;color:var(--c-text);font-weight:600;font-size:14.5px;cursor:pointer;
  transition:all .25s ease;}
.btn-ghost:hover{border-color:var(--c-brand);color:var(--c-brand);background:#F7F3FE;}
.btn-solid{display:inline-flex;align-items:center;gap:8px;padding:12px 24px;border-radius:var(--r-pill);
  background:var(--c-brand);color:#fff;font-weight:700;font-size:15px;border:0;cursor:pointer;
  transition:all .25s ease;}
.btn-solid:hover{background:var(--c-brand-600);color:#fff;box-shadow:var(--glow);transform:translateY(-2px);}

/* ---------- 侧栏 ---------- */
.side-stack{position:sticky;top:96px;display:flex;flex-direction:column;gap:20px;}
@media (max-width:991px){.side-stack{position:static;}}
.side-card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:22px;box-shadow:var(--sh-sm);}
.side-card h3{font-size:16px;margin-bottom:16px;display:flex;align-items:center;gap:9px;}
.side-card h3::before{content:"";width:4px;height:16px;border-radius:2px;background:var(--c-brand);}
.side-list li+li{margin-top:14px;padding-top:14px;border-top:1px dashed var(--c-line);}
.side-list a{display:flex;gap:12px;align-items:flex-start;}
.side-list .idx{flex:none;width:22px;height:22px;border-radius:6px;background:#F4EFFD;color:var(--c-brand);
  font-size:12px;font-weight:800;display:grid;place-items:center;margin-top:2px;}
.side-list .idx.top{background:#FFE9F1;color:var(--c-signal);}
.side-list .txt{font-size:14.5px;line-height:1.6;font-weight:600;color:var(--c-text);}
.side-list a:hover .txt{color:var(--c-brand);}
.side-cta{background:linear-gradient(135deg,var(--c-deep) 0%,var(--c-ink) 100%);border:0;color:#fff;overflow:hidden;
  position:relative;}
.side-cta::after{content:"";position:absolute;right:-30px;bottom:-30px;width:120px;height:120px;border-radius:24px;
  background:rgba(0,214,164,.14);transform:rotate(24deg);}
.side-cta h3{color:#fff;}
.side-cta h3::before{background:var(--c-accent);}
.side-cta p{font-size:14px;line-height:1.75;color:rgba(255,255,255,.74);margin-bottom:18px;position:relative;z-index:1;}
.side-cta .btn-solid{background:var(--c-accent);color:#04231B;position:relative;z-index:1;width:100%;justify-content:center;}
.side-cta .btn-solid:hover{background:#00B98D;color:#04231B;box-shadow:0 10px 28px rgba(0,214,164,.32);}

/* ---------- 相关推荐 ---------- */
.section{padding:64px 0;border-top:1px solid var(--c-line);}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:32px;}
.section-head h2{font-size:34px;line-height:1.25;}
.section-head p{color:var(--c-text-2);font-size:15px;margin-top:8px;}
.link-more{display:inline-flex;align-items:center;gap:8px;font-weight:700;font-size:14.5px;color:var(--c-brand);}
.link-more:hover{color:var(--c-brand-600);}
.link-more i{transition:transform .25s ease;}
.link-more:hover i{transform:translateX(4px);}
@media (max-width:767px){.section-head h2{font-size:26px;}}

.rel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;}
@media (max-width:991px){.rel-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media (max-width:575px){.rel-grid{grid-template-columns:minmax(0,1fr);}}
.rel-card{display:flex;flex-direction:column;background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-sm);position:relative;
  transition:transform .32s cubic-bezier(.22,.61,.36,1),box-shadow .32s cubic-bezier(.22,.61,.36,1),border-color .32s ease;}
.rel-card::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--c-brand);
  transform:scaleY(0);transform-origin:top;transition:transform .32s cubic-bezier(.22,.61,.36,1);}
.rel-card:hover{transform:translateY(-4px);box-shadow:var(--sh-lg);border-color:#D9D0EC;}
.rel-card:hover::before{transform:scaleY(1);}
.rel-thumb{aspect-ratio:16/9;overflow:hidden;}
.rel-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s cubic-bezier(.22,.61,.36,1);}
.rel-card:hover .rel-thumb img{transform:scale(1.04);}
.rel-body{padding:20px 22px 22px;}
.rel-body .cat{display:inline-block;font-size:12px;font-weight:700;color:var(--c-accent);background:#E9FBF5;
  padding:3px 10px;border-radius:6px;margin-bottom:10px;}
.rel-body h3{font-size:17.5px;line-height:1.5;margin-bottom:10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.rel-card:hover .rel-body h3{color:var(--c-brand);}
.rel-body time{font-size:13px;color:var(--c-text-2);}

/* ---------- FAQ ---------- */
.faq-layout{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,8fr);gap:48px;align-items:start;}
@media (max-width:991px){.faq-layout{grid-template-columns:minmax(0,1fr);gap:26px;}}
.faq-intro h2{font-size:34px;line-height:1.25;margin-bottom:14px;}
.faq-intro p{color:var(--c-text-2);font-size:15.5px;margin-bottom:22px;}
.accordion-item{border:1px solid var(--c-line)!important;border-radius:14px!important;overflow:hidden;
  margin-bottom:12px;background:#fff;}
.accordion-item:last-child{margin-bottom:0;}
.accordion-button{background:#fff!important;color:var(--c-text)!important;font-size:17px;font-weight:700;
  padding:18px 22px;box-shadow:none!important;border:0!important;}
.accordion-button:not(.collapsed){color:var(--c-brand)!important;background:#FBFAFD!important;
  box-shadow:inset 4px 0 0 var(--c-brand)!important;}
.accordion-button::after{background-image:none;content:"\2b";font-family:"Font Awesome 6 Free";font-weight:900;
  display:grid;place-items:center;width:26px;height:26px;border-radius:8px;background:#F4EFFD;color:var(--c-brand);
  font-size:12px;transform:none;transition:transform .24s ease;}
.accordion-button:not(.collapsed)::after{content:"\f068";transform:rotate(180deg);}
.accordion-body{padding:0 22px 20px;color:var(--c-text-2);font-size:15.5px;line-height:1.85;}

/* ---------- CTA 条 ---------- */
.cta-band{padding:24px 0 72px;}
.cta-inner{position:relative;overflow:hidden;border-radius:24px;padding:40px 44px;color:#fff;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px;
  background:linear-gradient(100deg,var(--c-brand) 0%,var(--c-deep) 52%,#0E8F76 100%);}
.cta-inner::after{content:"";position:absolute;right:-60px;top:-70px;width:230px;height:230px;border-radius:32px;
  background:rgba(255,255,255,.09);transform:rotate(28deg);}
.cta-inner h2{font-size:28px;color:#fff;line-height:1.3;position:relative;z-index:1;}
.cta-inner p{color:rgba(255,255,255,.82);font-size:15px;margin-top:8px;position:relative;z-index:1;}
.btn-cta{position:relative;z-index:1;display:inline-flex;align-items:center;gap:9px;padding:14px 30px;
  border-radius:var(--r-pill);background:#fff;color:var(--c-brand);font-weight:800;font-size:15.5px;
  transition:transform .25s ease,box-shadow .25s ease;}
.btn-cta:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(0,0,0,.22);color:var(--c-brand-600);}
@media (max-width:767px){.cta-inner{padding:30px 22px;} .cta-inner h2{font-size:22px;} .btn-cta{width:100%;justify-content:center;}}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-ink);color:rgba(255,255,255,.72);padding:64px 0 26px;font-size:14.5px;}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.3fr;gap:40px;}
@media (max-width:991px){.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px;}}
@media (max-width:575px){.footer-grid{grid-template-columns:minmax(0,1fr);}}
.site-footer .brand{margin-right:0;}
.site-footer .brand-text b{color:#fff;}
.site-footer .brand-text small{color:rgba(255,255,255,.5);}
.site-footer .brand-mark{box-shadow:none;}
.footer-brand p{margin:18px 0;line-height:1.8;color:rgba(255,255,255,.66);max-width:340px;}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:18px;font-weight:700;}
.footer-col ul li+li{margin-top:11px;}
.footer-col a{color:rgba(255,255,255,.72);}
.footer-col a:hover{color:#fff;text-decoration:underline;text-decoration-color:var(--c-accent);text-underline-offset:4px;}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;line-height:1.7;}
.footer-contact i{color:var(--c-accent);margin-top:4px;}
.footer-bottom{margin-top:46px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;font-size:13.5px;
  color:rgba(255,255,255,.55);}
.fb-links{display:flex;flex-wrap:wrap;gap:20px;}
.fb-links a{color:rgba(255,255,255,.6);}
.fb-links a:hover{color:var(--c-accent);}

/* ---------- 动效 ---------- */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .5s ease,transform .5s ease;}
.reveal.in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;}
  html{scroll-behavior:auto;}
  .reveal{opacity:1;transform:none;}
}

/* roulang page: category1 */
:root{
  --c-brand:#6A2BE2;
  --c-brand-soft:rgba(106,43,226,.08);
  --c-deep:#2A1550;
  --c-ink:#150E28;
  --c-accent:#00D6A4;
  --c-signal:#FF3D7F;
  --c-warn:#FFB020;
  --c-bg:#F7F5FA;
  --c-surface:#FFFFFF;
  --c-line:#E6E1EE;
  --c-text:#1A1426;
  --c-text-2:#5B5468;
  --r-card:18px;
  --r-img:14px;
  --r-btn:12px;
  --r-pill:999px;
  --sh-sm:0 1px 2px rgba(21,14,40,.06);
  --sh-md:0 8px 24px rgba(21,14,40,.08);
  --sh-lg:0 20px 48px rgba(21,14,40,.14);
  --sh-glow:0 10px 28px rgba(106,43,226,.28);
  --ease:cubic-bezier(.22,.61,.36,1);
  --bs-primary:#6A2BE2;
  --bs-primary-rgb:106,43,226;
  --bs-link-color:#6A2BE2;
  --bs-link-hover-color:#5417c9;
  --bs-body-color:#1A1426;
  --bs-body-bg:#F7F5FA;
  --bs-border-color:#E6E1EE;
  --bs-border-radius:12px;
  --bs-font-sans-serif:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--bs-font-sans-serif);
  font-size:16px;
  line-height:1.75;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--c-brand);text-decoration:none;transition:color .2s ease}
a:hover{color:#5417c9}
h1,h2,h3,h4{margin:0;color:var(--c-text);letter-spacing:-.02em}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px}

.container-xl{width:100%;max-width:1240px;margin:0 auto;padding:0 24px}
@media (min-width:1400px){.container-xl{max-width:1320px}}
@media (min-width:1600px){.container-xl{max-width:1440px}}
@media (max-width:575.98px){.container-xl{padding:0 18px}}

/* ---------- 顶部条 ---------- */
.site-header{position:sticky;top:0;z-index:1030;background:#fff}
.topbar{background:linear-gradient(90deg,#2A1550 0%,#150E28 100%);color:rgba(255,255,255,.78);font-size:13px;height:36px}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;height:36px}
.topbar-meta i{color:var(--c-accent);margin-right:6px}
.topbar-meta b{color:#fff;font-variant-numeric:tabular-nums;font-weight:600}
.site-header.is-scrolled .topbar{display:none}

/* ---------- 状态徽章 ---------- */
.status-badge{
  display:inline-flex;align-items:center;gap:7px;
  padding:4px 11px;border-radius:var(--r-pill);
  font-size:12px;font-weight:600;line-height:1.6;
  background:var(--c-brand-soft);color:var(--c-brand);
}
.status-badge--light{background:rgba(0,214,164,.14);color:#5BF0CB;border:1px solid rgba(0,214,164,.3)}
.status-badge--ghost{background:transparent;border:1px solid var(--c-line);color:var(--c-text-2)}
.status-badge--signal{background:rgba(255,61,127,.1);color:#D6245F;border:1px solid rgba(255,61,127,.28)}
.status-badge--accent{background:rgba(0,214,164,.12);color:#00926F;border:1px solid rgba(0,214,164,.3)}
.pulse{width:7px;height:7px;border-radius:50%;background:var(--c-accent);position:relative;flex:none}
.pulse::after{content:"";position:absolute;inset:-4px;border-radius:50%;border:1px solid var(--c-accent);opacity:.6;animation:pulse 2.2s infinite}
@keyframes pulse{0%{transform:scale(.6);opacity:.7}70%{transform:scale(1.5);opacity:0}100%{opacity:0}}

/* ---------- 主导航 ---------- */
.navbar-main{background:#fff;border-bottom:1px solid transparent;transition:height .25s var(--ease),box-shadow .25s ease,border-color .25s ease}
.navbar-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;height:72px;transition:height .25s var(--ease)}
.site-header.is-scrolled .navbar-main{box-shadow:var(--sh-md);border-bottom-color:var(--c-line)}
.site-header.is-scrolled .navbar-inner{height:60px}

.brand{display:inline-flex;align-items:center;gap:10px;color:var(--c-text)}
.brand:hover{color:var(--c-text)}
.brand-mark{
  width:38px;height:38px;border-radius:12px;flex:none;
  display:grid;place-items:center;color:#fff;font-size:17px;
  background:linear-gradient(135deg,#6A2BE2 0%,#00D6A4 130%);
  box-shadow:0 6px 16px rgba(106,43,226,.28);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text b{font-size:16px;font-weight:800;letter-spacing:-.01em}
.brand-text small{font-size:10px;letter-spacing:.16em;color:var(--c-text-2);font-weight:600}

.nav-channels{display:flex;align-items:center;gap:2px}
.nav-channels .nav-link{
  position:relative;padding:10px 14px;font-size:15px;font-weight:600;
  color:var(--c-text-2);border-radius:10px;background:none;
  transition:color .2s ease,background .2s ease;
}
.nav-channels .nav-link:hover{color:var(--c-brand);background:var(--c-brand-soft)}
.nav-channels .nav-link.active{color:var(--c-brand)}
.nav-channels .nav-link.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:3px;height:2px;
  background:var(--c-brand);border-radius:2px;
}

.nav-actions{display:flex;align-items:center;gap:12px}
.nav-toggle{
  width:42px;height:42px;border-radius:12px;border:1px solid var(--c-line);
  background:#fff;color:var(--c-text);display:grid;place-items:center;font-size:17px;
}
.nav-toggle:hover{border-color:var(--c-brand);color:var(--c-brand)}

/* ---------- 按钮 ---------- */
.btn{border-radius:var(--r-btn);font-weight:600;letter-spacing:0;transition:all .25s var(--ease);box-shadow:none}
.btn:focus,.btn:focus-visible{box-shadow:0 0 0 3px rgba(106,43,226,.18)}
.btn-brand{background:var(--c-brand);border:1px solid var(--c-brand);color:#fff;padding:11px 22px;font-size:15px}
.btn-brand:hover{background:#5A1DCE;border-color:#5A1DCE;color:#fff;box-shadow:var(--sh-glow);transform:translateY(-1px)}
.btn-outline-brand{background:transparent;border:1px solid rgba(106,43,226,.35);color:var(--c-brand);padding:11px 22px;font-size:15px}
.btn-outline-brand:hover{background:var(--c-brand-soft);border-color:var(--c-brand);color:var(--c-brand)}
.btn-pill{border-radius:var(--r-pill)}
.btn-hero-light{background:#fff;border:1px solid #fff;color:var(--c-deep);padding:12px 24px;font-size:15px}
.btn-hero-light:hover{background:var(--c-accent);border-color:var(--c-accent);color:#0B2B23;transform:translateY(-1px)}
.btn-hero-ghost{background:transparent;border:1px solid rgba(255,255,255,.5);color:#fff;padding:12px 24px;font-size:15px}
.btn-hero-ghost:hover{background:rgba(255,255,255,.14);border-color:#fff;color:#fff}
.btn-cta{background:#fff;border:1px solid #fff;color:var(--c-deep);padding:13px 28px;font-size:15px;font-weight:700}
.btn-cta:hover{background:var(--c-ink);border-color:var(--c-ink);color:#fff;transform:translateY(-1px)}
.btn-block-pill{width:100%;border-radius:var(--r-pill);background:var(--c-brand);border:1px solid var(--c-brand);color:#fff;padding:13px 20px;font-weight:700}
.btn-block-pill:hover{background:#5A1DCE;border-color:#5A1DCE;color:#fff}

/* ---------- Hero ---------- */
.page-hero{
  position:relative;
  min-height:320px;
  display:flex;align-items:center;
  padding:64px 0 56px;
  background-image:linear-gradient(100deg,rgba(42,21,80,.94) 0%,rgba(42,21,80,.72) 46%,rgba(21,14,40,.5) 100%),url('/assets/images/backpic/back-2.png');
  background-size:cover;
  background-position:center;
  color:#fff;
  overflow:hidden;
}
.page-hero::before{
  content:"";position:absolute;right:-60px;top:-40px;width:340px;height:340px;
  background-image:radial-gradient(rgba(255,255,255,.5) 1px,transparent 1px);
  background-size:18px 18px;opacity:.07;pointer-events:none;
}
.page-hero::after{
  content:"";position:absolute;left:0;bottom:0;width:180px;height:8px;
  background:linear-gradient(90deg,var(--c-accent),var(--c-brand));opacity:.85;
}
.page-hero .container-xl{position:relative;z-index:2}
.breadcrumb-nav{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.66);margin-bottom:18px}
.breadcrumb-nav a{color:rgba(255,255,255,.66)}
.breadcrumb-nav a:hover{color:#fff}
.breadcrumb-nav span.sep{opacity:.5}
.breadcrumb-nav span.current{color:var(--c-accent);font-weight:600}
.page-hero h1{
  color:#fff;font-size:46px;line-height:1.15;font-weight:800;letter-spacing:-.02em;max-width:820px;
}
.page-hero h1 em{font-style:normal;color:var(--c-accent)}
.hero-lead{margin-top:18px;max-width:660px;font-size:16px;line-height:1.8;color:rgba(255,255,255,.82)}
.hero-actions{margin-top:28px;display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.hero-chips{margin-top:26px;display:flex;flex-wrap:wrap;gap:10px}
.hero-chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 14px;border-radius:var(--r-pill);font-size:13px;font-weight:600;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);color:rgba(255,255,255,.88);
}
.hero-chip i{color:var(--c-accent)}

/* ---------- 主体布局 ---------- */
.section{padding:88px 0}
.section--tight{padding:64px 0}
@media (max-width:991.98px){.section{padding:64px 0}.section--tight{padding:48px 0}}
@media (max-width:575.98px){.section{padding:48px 0}.section--tight{padding:40px 0}}

.cat-layout{display:grid;grid-template-columns:minmax(0,3fr) minmax(0,9fr);gap:32px;align-items:start}
@media (max-width:991.98px){.cat-layout{grid-template-columns:1fr;gap:28px}}

/* ---------- 侧栏 ---------- */
.side-panel{position:sticky;top:96px}
@media (max-width:991.98px){.side-panel{position:static}}
.side-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:22px 20px;box-shadow:var(--sh-sm);
}
.side-card + .side-card{margin-top:20px}
.side-title{font-size:13px;font-weight:700;letter-spacing:.1em;color:var(--c-text-2);text-transform:uppercase;margin-bottom:14px}
.side-nav-list li + li{margin-top:4px}
.side-nav-list a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:11px 12px;border-radius:12px;font-size:14.5px;font-weight:600;color:var(--c-text-2);
  transition:all .22s ease;border-left:3px solid transparent;
}
.side-nav-list a:hover{background:var(--c-bg);color:var(--c-brand);border-left-color:var(--c-brand)}
.side-nav-list a i{font-size:11px;opacity:.6}
.side-status .status-line{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:14px;padding:9px 0;border-bottom:1px dashed var(--c-line)}
.side-status .status-line:last-child{border-bottom:none;padding-bottom:0}
.side-status .status-line b{font-weight:700;font-variant-numeric:tabular-nums}
.side-note{margin-top:14px;font-size:13px;color:var(--c-text-2);line-height:1.7}
.side-cta{margin-top:16px}

/* ---------- 内容分组 ---------- */
.group-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:12px;margin-bottom:22px}
.group-head h2{font-size:34px;font-weight:800;line-height:1.2}
@media (max-width:575.98px){.group-head h2{font-size:26px}}
.group-head .group-sub{margin-top:8px;font-size:15px;color:var(--c-text-2);max-width:620px}
.group-head .group-count{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:var(--c-brand);
  background:var(--c-brand-soft);padding:6px 13px;border-radius:var(--r-pill);
}
.topic-group + .topic-group{margin-top:64px;padding-top:56px;border-top:1px solid var(--c-line)}
@media (max-width:575.98px){.topic-group + .topic-group{margin-top:44px;padding-top:36px}}

/* ---------- 横向列表卡 ---------- */
.list-stack{display:grid;gap:18px}
.list-card{
  position:relative;display:grid;grid-template-columns:230px minmax(0,1fr);gap:20px;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:16px;overflow:hidden;box-shadow:var(--sh-sm);
  transition:transform .32s var(--ease),box-shadow .32s var(--ease),border-color .32s var(--ease);
}
.list-card::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:4px;border-radius:0 4px 4px 0;
  background:var(--c-brand);opacity:0;transition:opacity .32s ease;
}
.list-card:hover{transform:translateY(-4px);box-shadow:var(--sh-lg);border-color:rgba(106,43,226,.24)}
.list-card:hover::before{opacity:1}
.list-card__thumb{border-radius:var(--r-img);overflow:hidden;background:var(--c-bg)}
.list-card__thumb img{width:100%;height:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .5s var(--ease)}
.list-card:hover .list-card__thumb img{transform:scale(1.04)}
.list-card__body{display:flex;flex-direction:column;gap:10px;padding:4px 6px 4px 0}
.list-card__title{font-size:20px;font-weight:700;line-height:1.45}
.list-card__title a{color:var(--c-text)}
.list-card__title a:hover{color:var(--c-brand)}
.list-card__excerpt{
  font-size:14.5px;color:var(--c-text-2);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
@media (max-width:767.98px){
  .list-card{grid-template-columns:1fr;gap:14px}
  .list-card__title{font-size:18px}
}

.tag{
  display:inline-flex;align-items:center;gap:6px;align-self:flex-start;
  padding:4px 11px;border-radius:6px;font-size:12px;font-weight:700;line-height:1.7;
}
.tag--brand{background:var(--c-brand-soft);color:var(--c-brand)}
.tag--accent{background:rgba(0,214,164,.12);color:#00926F}
.tag--signal{background:rgba(255,61,127,.1);color:#D6245F}
.tag--warn{background:rgba(255,176,32,.16);color:#9A6200}

.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--c-text-2);margin-top:auto;font-variant-numeric:tabular-nums}
.meta-row .dot{opacity:.45}
.meta-row i{margin-right:4px;opacity:.75}

.group-link{display:inline-flex;align-items:center;gap:8px;margin-top:18px;font-size:14.5px;font-weight:700;color:var(--c-brand)}
.group-link i{font-size:12px;transition:transform .25s ease}
.group-link:hover i{transform:translateX(4px)}

/* ---------- FAQ ---------- */
.faq-wrap{background:var(--c-surface);border:1px solid var(--c-line);border-radius:24px;padding:34px 30px;box-shadow:var(--sh-sm)}
@media (max-width:575.98px){.faq-wrap{padding:24px 18px}}
.faq-accordion .accordion-item{
  border:none;border-bottom:1px solid var(--c-line);background:transparent;border-radius:0;
}
.faq-accordion .accordion-item:last-child{border-bottom:none}
.faq-accordion .accordion-header{margin:0}
.faq-accordion .accordion-button{
  background:transparent;border:none;box-shadow:none;border-radius:12px;
  padding:20px 16px;font-size:18px;font-weight:700;color:var(--c-text);
  display:flex;align-items:center;gap:14px;
}
.faq-accordion .accordion-button:not(.collapsed){color:var(--c-brand);background:#FBFAFD;border-left:4px solid var(--c-brand)}
.faq-accordion .accordion-button:focus{box-shadow:0 0 0 3px rgba(106,43,226,.14)}
.faq-accordion .accordion-button::after{
  margin-left:auto;width:20px;height:20px;background-size:20px;flex:none;
  filter:invert(28%) sepia(71%) saturate(3480%) hue-rotate(252deg) brightness(88%) contrast(94%);
}
.faq-accordion .accordion-body{padding:4px 20px 22px 34px;font-size:15px;color:var(--c-text-2);line-height:1.85}
@media (max-width:575.98px){
  .faq-accordion .accordion-button{font-size:16px;padding:16px 12px}
  .faq-accordion .accordion-body{padding:4px 14px 18px 20px}
}

/* ---------- CTA 条 ---------- */
.cta-band{padding:0 0 88px}
@media (max-width:991.98px){.cta-band{padding-bottom:64px}}
@media (max-width:575.98px){.cta-band{padding-bottom:48px}}
.cta-inner{
  position:relative;overflow:hidden;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px;
  padding:40px 44px;border-radius:24px;
  background-image:linear-gradient(100deg,#6A2BE2 0%,#4A1CB0 52%,#00D6A4 128%);
  color:#fff;box-shadow:var(--sh-lg);
}
.cta-inner::before{
  content:"";position:absolute;right:-70px;top:-70px;width:250px;height:250px;transform:rotate(45deg);
  background:rgba(255,255,255,.08);
}
.cta-text{position:relative;z-index:2;max-width:640px}
.cta-text h2{color:#fff;font-size:30px;font-weight:800;line-height:1.25}
.cta-text p{margin-top:10px;font-size:15px;color:rgba(255,255,255,.86)}
.cta-inner .btn{position:relative;z-index:2}
@media (max-width:767.98px){
  .cta-inner{padding:30px 22px}
  .cta-text h2{font-size:24px}
  .cta-inner .btn{width:100%}
}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-ink);color:rgba(255,255,255,.72);padding:64px 0 0;font-size:14.5px}
.footer-grid{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,1fr) minmax(0,1fr) minmax(0,1.2fr);gap:36px;padding-bottom:44px}
@media (max-width:991.98px){.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:30px}}
@media (max-width:575.98px){.footer-grid{grid-template-columns:1fr}}
.footer-brand .brand{color:#fff;margin-bottom:16px}
.footer-brand .brand:hover{color:#fff}
.footer-brand .brand-text b{color:#fff}
.footer-brand .brand-text small{color:rgba(255,255,255,.5)}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.68);margin-bottom:18px;max-width:360px}
.footer-col h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px;letter-spacing:.02em}
.footer-col ul li{margin-bottom:10px}
.footer-col a{color:rgba(255,255,255,.72)}
.footer-col a:hover{color:#fff;text-decoration:underline;text-decoration-color:var(--c-accent);text-underline-offset:4px}
.footer-contact li{display:flex;align-items:flex-start;gap:10px;line-height:1.7}
.footer-contact i{color:var(--c-accent);margin-top:5px;font-size:13px;flex:none}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  padding:20px 0 26px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  font-size:13px;color:rgba(255,255,255,.55);
}
.fb-links{display:flex;flex-wrap:wrap;gap:18px}
.fb-links a{color:rgba(255,255,255,.55)}
.fb-links a:hover{color:#fff;text-decoration:underline;text-decoration-color:var(--c-accent);text-underline-offset:4px}
.footer-brand .status-badge{background:rgba(0,214,164,.12);color:#5BF0CB;border:1px solid rgba(0,214,164,.28)}

/* ---------- 抽屉导航 ---------- */
.nav-drawer{width:min(90vw,360px);background:#fff;border-left:none}
.nav-drawer .offcanvas-header{padding:18px 20px;border-bottom:1px solid var(--c-line)}
.nav-drawer .offcanvas-body{padding:18px 16px}
.drawer-link{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 14px;border-radius:12px;font-size:16px;font-weight:600;color:var(--c-text);
}
.drawer-link + .drawer-link{margin-top:6px}
.drawer-link:hover{background:var(--c-bg);color:var(--c-brand)}
.drawer-link.active{background:var(--c-brand-soft);color:var(--c-brand)}
.drawer-link i{font-size:12px;opacity:.5}
.nav-drawer .offcanvas-footer{padding:16px 20px 24px;border-top:1px solid var(--c-line);background:#fff}

/* ---------- 动效 ---------- */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .5s var(--ease),transform .5s var(--ease)}
.reveal.is-visible{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  .pulse::after{animation:none}
  *{scroll-behavior:auto !important}
}
html{scroll-behavior:smooth}

/* roulang page: category2 */
:root{
  --c-brand:#6A2BE2;
  --c-brand-600:#5A1FCC;
  --c-brand-100:#EFE8FD;
  --c-deep:#2A1550;
  --c-ink:#150E28;
  --c-accent:#00D6A4;
  --c-signal:#FF3D7F;
  --c-warn:#FFB020;
  --c-bg:#F7F5FA;
  --c-surface:#FFFFFF;
  --c-line:#E6E1EE;
  --c-text:#1A1426;
  --c-text-2:#5B5468;
  --r-card:18px;
  --r-img:14px;
  --r-btn:12px;
  --r-pill:999px;
  --r-input:12px;
  --sh-sm:0 1px 2px rgba(21,14,40,.06);
  --sh-md:0 8px 24px rgba(21,14,40,.08);
  --sh-lg:0 20px 48px rgba(21,14,40,.14);
  --glow:0 10px 28px rgba(106,43,226,.28);
  --font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  --bs-primary:#6A2BE2;
  --bs-body-font-family:var(--font);
  --bs-body-color:#1A1426;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  color:var(--c-text);
  background:var(--c-bg);
  overflow-x:hidden;
}
h1,h2,h3,h4{margin:0;line-height:1.2;font-weight:800;letter-spacing:-.01em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .22s ease}
button{font-family:inherit;border:0;background:none;cursor:pointer}
a:focus-visible,button:focus-visible,summary:focus-visible{
  outline:2px solid var(--c-accent);
  outline-offset:2px;
  border-radius:8px;
}
.container-xl{
  width:100%;
  max-width:1320px;
  margin:0 auto;
  padding-left:20px;
  padding-right:20px;
}
.section{padding:88px 0}
.section--tight{padding:64px 0}
.section--plain{background:var(--c-bg)}
.section--white{background:#fff}
.num{font-variant-numeric:tabular-nums}

/* ============ 顶部信息条 + 导航 ============ */
.site-header{position:sticky;top:0;z-index:1030}
.topbar{
  background:linear-gradient(90deg,var(--c-ink) 0%,var(--c-deep) 60%,#3A1E6E 100%);
  color:rgba(255,255,255,.82);
  font-size:13px;
  height:36px;
  display:flex;
  align-items:center;
}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px}
.topbar-right{display:flex;align-items:center;gap:8px;letter-spacing:.01em}
.topbar-right i{color:var(--c-accent)}
.status-badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:4px 12px;
  border-radius:var(--r-pill);
  background:rgba(0,214,164,.12);
  color:#00C395;
  border:1px solid rgba(0,214,164,.35);
  font-size:12.5px;
  font-weight:600;
  line-height:1.5;
  white-space:nowrap;
}
.status-badge--dark{
  background:rgba(0,214,164,.14);
  border-color:rgba(0,214,164,.4);
  color:#5BE7C4;
}
.pulse{
  width:8px;height:8px;border-radius:50%;
  background:var(--c-accent);
  box-shadow:0 0 0 0 rgba(0,214,164,.6);
  animation:pulse 2.2s infinite;
  flex:0 0 auto;
}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(0,214,164,.55)}
  70%{box-shadow:0 0 0 9px rgba(0,214,164,0)}
  100%{box-shadow:0 0 0 0 rgba(0,214,164,0)}
}
.nav-main{
  background:#fff;
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .25s ease,border-color .25s ease;
}
.site-header.is-stuck .nav-main{box-shadow:var(--sh-md);border-color:transparent}
.nav-inner{
  display:flex;
  align-items:center;
  gap:28px;
  height:72px;
  transition:height .25s ease;
}
.site-header.is-stuck .nav-inner{height:60px}
.brand{display:inline-flex;align-items:center;gap:12px;flex:0 0 auto}
.brand-mark{
  width:42px;height:42px;
  border-radius:13px;
  display:grid;place-items:center;
  background:linear-gradient(135deg,var(--c-brand) 0%,#9B60FF 60%,var(--c-accent) 140%);
  color:#fff;
  font-size:18px;
  box-shadow:var(--glow);
  transition:transform .25s ease;
}
.brand:hover .brand-mark{transform:rotate(-6deg) scale(1.04)}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text b{font-size:17px;font-weight:800;letter-spacing:-.02em;color:var(--c-text)}
.brand-text small{font-size:10px;letter-spacing:.18em;color:var(--c-text-2);font-weight:600}
.nav-channels{display:flex;align-items:center;gap:6px;margin-inline:auto}
.nav-link{
  position:relative;
  padding:9px 15px;
  border-radius:10px;
  font-size:15px;
  font-weight:600;
  color:var(--c-text-2);
}
.nav-link:hover{color:var(--c-brand);background:var(--c-brand-100)}
.nav-link.active{color:var(--c-brand)}
.nav-link.active::after{
  content:"";
  position:absolute;
  left:15px;right:15px;bottom:2px;
  height:2px;border-radius:2px;
  background:var(--c-brand);
}
.nav-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.nav-toggle{
  display:none;
  width:42px;height:42px;
  border-radius:12px;
  border:1px solid var(--c-line);
  color:var(--c-text);
  font-size:17px;
  transition:background .2s,border-color .2s;
}
.nav-toggle:hover{background:var(--c-brand-100);border-color:var(--c-brand);color:var(--c-brand)}

/* 按钮 */
.btn-brand{
  background:var(--c-brand);
  color:#fff;
  font-weight:700;
  font-size:14.5px;
  padding:11px 22px;
  border-radius:var(--r-btn);
  transition:background .22s ease,box-shadow .22s ease,transform .22s ease;
  display:inline-flex;align-items:center;gap:8px;justify-content:center;
}
.btn-brand:hover{background:var(--c-brand-600);box-shadow:var(--glow);color:#fff;transform:translateY(-1px)}
.btn-pill{border-radius:var(--r-pill)}
.btn-ghost{
  background:transparent;
  border:1.5px solid rgba(255,255,255,.5);
  color:#fff;
  font-weight:700;
  font-size:14.5px;
  padding:10px 22px;
  border-radius:var(--r-pill);
  transition:background .22s,border-color .22s,transform .22s;
  display:inline-flex;align-items:center;gap:8px;justify-content:center;
}
.btn-ghost:hover{background:rgba(255,255,255,.12);border-color:#fff;color:#fff;transform:translateY(-1px)}
.btn-light-pill{
  background:#fff;color:var(--c-brand);
  font-weight:800;font-size:15px;
  padding:12px 26px;border-radius:var(--r-pill);
  box-shadow:var(--sh-md);
  transition:transform .22s,box-shadow .22s;
  display:inline-flex;align-items:center;gap:8px;
}
.btn-light-pill:hover{transform:translateY(-2px);box-shadow:var(--sh-lg);color:var(--c-brand-600)}

/* 移动端抽屉 */
.drawer{
  position:fixed;inset:0;z-index:1200;
  background:rgba(21,14,40,.5);
  opacity:0;visibility:hidden;
  transition:opacity .28s ease,visibility .28s ease;
}
.drawer.open{opacity:1;visibility:visible}
.drawer-panel{
  position:absolute;top:0;right:0;bottom:0;
  width:min(320px,86vw);
  background:#fff;
  display:flex;flex-direction:column;
  transform:translateX(100%);
  transition:transform .3s cubic-bezier(.22,.61,.36,1);
}
.drawer.open .drawer-panel{transform:translateX(0)}
.drawer-head{
  display:flex;align-items:center;justify-content:space-between;
  padding:16px 18px;border-bottom:1px solid var(--c-line);
}
.drawer-close{
  width:38px;height:38px;border-radius:10px;font-size:18px;
  color:var(--c-text-2);border:1px solid var(--c-line);
}
.drawer-close:hover{color:var(--c-brand);border-color:var(--c-brand)}
.drawer-nav{display:flex;flex-direction:column;padding:12px}
.drawer-nav a{
  padding:14px 12px;border-radius:12px;
  font-weight:600;color:var(--c-text-2);font-size:16px;
}
.drawer-nav a:hover{background:var(--c-brand-100);color:var(--c-brand)}
.drawer-nav a.active{background:var(--c-brand-100);color:var(--c-brand)}
.drawer-foot{margin-top:auto;padding:18px;border-top:1px solid var(--c-line)}

/* ============ Hero ============ */
.page-hero{
  position:relative;
  min-height:336px;
  display:flex;
  align-items:center;
  padding:72px 0 60px;
  background:url("/assets/images/backpic/back-2.png") center/cover no-repeat;
  overflow:hidden;
}
.page-hero::before{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(21,14,40,.95) 0%,rgba(42,21,80,.84) 46%,rgba(42,21,80,.36) 100%);
}
.page-hero::after{
  content:"";
  position:absolute;right:-60px;bottom:-60px;
  width:320px;height:320px;
  background-image:radial-gradient(rgba(0,214,164,.55) 1.6px,transparent 1.6px);
  background-size:18px 18px;
  opacity:.14;
  transform:rotate(12deg);
  pointer-events:none;
}
.page-hero .container-xl{position:relative;z-index:2}
.breadcrumb-nav{
  display:flex;align-items:center;gap:8px;
  font-size:13px;color:rgba(255,255,255,.62);
  margin-bottom:20px;
}
.breadcrumb-nav a:hover{color:var(--c-accent)}
.breadcrumb-nav .sep{opacity:.5}
.breadcrumb-nav .cur{color:var(--c-accent);font-weight:600}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:5px 14px;border-radius:var(--r-pill);
  background:rgba(106,43,226,.28);
  border:1px solid rgba(155,96,255,.5);
  color:#D9C6FF;font-size:12.5px;font-weight:700;letter-spacing:.04em;
  margin-bottom:18px;
}
.page-hero h1{
  font-size:46px;
  line-height:1.15;
  letter-spacing:-.02em;
  color:#fff;
  max-width:860px;
}
.page-hero h1 em{
  font-style:normal;
  color:var(--c-accent);
}
.hero-sub{
  margin-top:18px;
  max-width:660px;
  font-size:16.5px;
  color:rgba(255,255,255,.78);
}
.hero-actions{margin-top:30px;display:flex;flex-wrap:wrap;gap:14px}

/* ============ 通用板块头 ============ */
.section-head{margin-bottom:48px}
.section-head.center{text-align:center;max-width:720px;margin-inline:auto}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:800;letter-spacing:.12em;
  color:var(--c-brand);
  text-transform:uppercase;
  margin-bottom:14px;
}
.eyebrow::before{
  content:"";width:22px;height:2px;border-radius:2px;background:var(--c-brand);
}
.section-head.center .eyebrow{justify-content:center}
.section-head h2{font-size:34px;line-height:1.2;letter-spacing:-.02em}
.section-sub{margin-top:14px;color:var(--c-text-2);font-size:16px;max-width:640px}
.section-head.center .section-sub{margin-inline:auto}

/* ============ 时间轴 ============ */
.timeline{
  max-width:940px;
  margin:0 auto;
  position:relative;
}
.tl-item{
  position:relative;
  display:grid;
  grid-template-columns:56px minmax(0,1fr);
  gap:22px;
  padding-bottom:28px;
}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
  content:"";
  position:absolute;
  left:27px;top:60px;bottom:0;
  width:2px;
  background:linear-gradient(180deg,var(--c-line) 0%,var(--c-line) 80%,transparent 100%);
}
.tl-item:last-child::before{display:none}
.tl-node{
  width:56px;height:56px;
  border-radius:50%;
  display:grid;place-items:center;
  background:var(--c-brand);
  color:#fff;
  font-weight:800;
  font-size:16px;
  box-shadow:var(--glow);
  position:relative;
  z-index:1;
  font-variant-numeric:tabular-nums;
}
.tl-card{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  box-shadow:var(--sh-sm);
  padding:22px;
  display:grid;
  grid-template-columns:minmax(0,1fr) 232px;
  gap:22px;
  align-items:center;
  position:relative;
  overflow:hidden;
  transition:transform .32s cubic-bezier(.22,.61,.36,1),box-shadow .32s ease,border-color .32s ease;
}
.tl-card::before{
  content:"";
  position:absolute;left:0;top:0;bottom:0;width:4px;
  background:var(--c-brand);
  transform:scaleY(0);
  transform-origin:top;
  transition:transform .32s cubic-bezier(.22,.61,.36,1);
}
.tl-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--sh-lg);
  border-color:transparent;
}
.tl-card:hover::before{transform:scaleY(1)}
.tl-card h3{font-size:20px;font-weight:700;margin-bottom:10px}
.tl-card p{color:var(--c-text-2);font-size:15px}
.tl-card p + p{margin-top:10px}
.tl-tag{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:700;
  padding:3px 10px;border-radius:6px;
  background:var(--c-brand-100);
  color:var(--c-brand);
  margin-bottom:12px;
}
.tl-thumb{
  border-radius:var(--r-img);
  overflow:hidden;
  background:var(--c-brand-100);
  aspect-ratio:16/9;
}
.tl-thumb img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .4s cubic-bezier(.22,.61,.36,1);
}
.tl-card:hover .tl-thumb img{transform:scale(1.05)}

/* ============ 要点速览 四宫格 ============ */
.quad-grid{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:22px;
}
.quad-item{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  padding:26px 22px;
  box-shadow:var(--sh-sm);
  transition:transform .3s cubic-bezier(.22,.61,.36,1),box-shadow .3s ease,border-color .3s ease;
}
.quad-item:hover{transform:translateY(-4px);box-shadow:var(--sh-md);border-color:#D8CDF2}
.quad-icon{
  width:48px;height:48px;
  border-radius:14px;
  display:grid;place-items:center;
  border:1.5px solid rgba(0,214,164,.5);
  background:rgba(0,214,164,.1);
  color:#00A87F;
  font-size:19px;
  margin-bottom:18px;
}
.quad-item h3{font-size:18px;font-weight:700;margin-bottom:10px}
.quad-item p{color:var(--c-text-2);font-size:14.5px}

/* ============ 深色误区面板 ============ */
.mistakes{
  background:var(--c-ink);
  border-radius:24px;
  padding:48px;
  color:#fff;
  position:relative;
  overflow:hidden;
}
.mistakes::after{
  content:"";
  position:absolute;right:-40px;top:-40px;
  width:260px;height:260px;
  background:radial-gradient(circle,rgba(106,43,226,.55) 0%,transparent 70%);
  pointer-events:none;
}
.mistakes-head{position:relative;z-index:1;margin-bottom:34px;max-width:620px}
.mistakes-head .eyebrow{color:var(--c-accent)}
.mistakes-head .eyebrow::before{background:var(--c-accent)}
.mistakes-head h2{font-size:30px;color:#fff}
.mistakes-head p{margin-top:12px;color:rgba(255,255,255,.68);font-size:15.5px}
.mistake-list{
  position:relative;z-index:1;
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:16px;
}
.mistake-item{
  display:flex;gap:14px;
  padding:18px 20px;
  border-radius:14px;
  background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.1);
  transition:background .25s,border-color .25s,transform .25s;
}
.mistake-item:hover{background:rgba(255,255,255,.09);border-color:rgba(0,214,164,.45);transform:translateY(-3px)}
.mistake-item i{
  color:var(--c-signal);
  font-size:16px;
  margin-top:4px;
  flex:0 0 auto;
}
.mistake-item p{color:rgba(255,255,255,.8);font-size:14.5px;line-height:1.7}
.mistake-item b{color:#fff;font-weight:700}

/* ============ FAQ ============ */
.faq-list{max-width:900px;margin:0 auto}
.faq-item{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:14px;
  margin-bottom:12px;
  overflow:hidden;
  transition:border-color .24s ease,box-shadow .24s ease;
}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:18px 22px;
  cursor:pointer;
  list-style:none;
  border-left:4px solid transparent;
  transition:background .24s ease,border-color .24s ease;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary h3{font-size:17.5px;font-weight:700}
.faq-sign{
  width:30px;height:30px;flex:0 0 auto;
  border-radius:9px;
  display:grid;place-items:center;
  background:var(--c-brand-100);
  color:var(--c-brand);
  font-size:13px;
  transition:transform .24s ease,background .24s ease,color .24s ease;
}
.faq-item summary:hover{background:#FBFAFD}
.faq-item[open]{border-color:#D8CDF2;box-shadow:var(--sh-sm)}
.faq-item[open] summary{background:#FBFAFD;border-left-color:var(--c-brand)}
.faq-item[open] .faq-sign{transform:rotate(45deg);background:var(--c-brand);color:#fff}
.faq-body{padding:2px 22px 20px 26px;color:var(--c-text-2);font-size:15px}

/* ============ CTA 条 ============ */
.cta-band{
  position:relative;
  border-radius:24px;
  padding:40px 44px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:28px;
  color:#fff;
  overflow:hidden;
  background:linear-gradient(115deg,var(--c-brand) 0%,#7E3BEF 42%,var(--c-accent) 100%);
}
.cta-band::before{
  content:"";
  position:absolute;left:-30px;top:-40px;bottom:-40px;
  width:220px;
  background:rgba(255,255,255,.1);
  transform:skewX(-18deg);
  pointer-events:none;
}
.cta-band-text{position:relative;z-index:1}
.cta-band h2{font-size:26px;color:#fff;margin-bottom:8px}
.cta-band p{color:rgba(255,255,255,.85);font-size:15px}
.cta-band .btn-light-pill{position:relative;z-index:1;flex:0 0 auto}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--c-ink);
  color:rgba(255,255,255,.72);
  padding:72px 0 0;
  margin-top:88px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.3fr;
  gap:40px;
  padding-bottom:48px;
}
.footer-brand .brand-text b{color:#fff}
.footer-brand .brand-text small{color:rgba(255,255,255,.5)}
.footer-brand p{
  margin:20px 0 18px;
  font-size:14.5px;
  line-height:1.8;
  color:rgba(255,255,255,.66);
  max-width:340px;
}
.footer-col h4{
  font-size:15px;
  color:#fff;
  margin-bottom:18px;
  font-weight:700;
}
.footer-col ul li{margin-bottom:12px}
.footer-col ul li a{
  font-size:14.5px;
  color:rgba(255,255,255,.72);
  border-bottom:1px solid transparent;
  padding-bottom:1px;
}
.footer-col ul li a:hover{
  color:#fff;
  border-bottom-color:var(--c-accent);
}
.footer-contact li{
  display:flex;gap:10px;align-items:flex-start;
  font-size:14.5px;color:rgba(255,255,255,.72);
  margin-bottom:14px;
}
.footer-contact li i{color:var(--c-accent);margin-top:5px;font-size:13px}
.footer-contact li a:hover{color:#fff;border-bottom-color:var(--c-accent)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  padding:22px 0;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  font-size:13.5px;
  color:rgba(255,255,255,.55);
}
.fb-links{display:flex;gap:20px;flex-wrap:wrap}
.fb-links a{color:rgba(255,255,255,.62)}
.fb-links a:hover{color:#fff;border-bottom:1px solid var(--c-accent)}

/* ============ 动效 ============ */
.reveal{
  opacity:0;
  transform:translateY(16px);
  transition:opacity .5s ease,transform .5s cubic-bezier(.22,.61,.36,1);
}
.reveal.in-view{opacity:1;transform:none}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms!important;transition-duration:.001ms!important}
  .reveal{opacity:1;transform:none}
}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .container-xl{max-width:1140px}
  .page-hero h1{font-size:38px}
  .tl-card{grid-template-columns:minmax(0,1fr) 200px}
}

@media (max-width:991.98px){
  .nav-channels{display:none}
  .nav-toggle{display:grid;place-items:center}
  .nav-inner{gap:16px}
  .nav-actions .status-badge{display:none}
  .section{padding:64px 0}
  .section--tight{padding:48px 0}
  .page-hero{min-height:auto;padding:56px 0 48px}
  .page-hero h1{font-size:32px}
  .section-head h2{font-size:28px}
  .quad-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px}
  .tl-card{grid-template-columns:minmax(0,1fr)}
  .tl-thumb{order:-1}
  .mistakes{padding:36px}
  .cta-band{flex-direction:column;align-items:flex-start;padding:34px 30px}
}

@media (max-width:767.98px){
  .topbar{display:none}
  .nav-inner{height:64px}
  .site-header.is-stuck .nav-inner{height:58px}
  .brand-text b{font-size:15.5px}
  .brand-text small{display:none}
  .brand-mark{width:38px;height:38px;font-size:16px}
  .section{padding:48px 0}
  .section-head{margin-bottom:32px}
  .section-head h2{font-size:24px}
  .page-hero h1{font-size:26px}
  .hero-sub{font-size:15px}
  .hero-actions .btn-brand,.hero-actions .btn-ghost{width:100%}
  .tl-item{grid-template-columns:44px minmax(0,1fr);gap:16px}
  .tl-node{width:44px;height:44px;font-size:14px}
  .tl-item::before{left:21px;top:48px}
  .tl-card{padding:18px}
  .tl-card h3{font-size:18px}
  .quad-grid{grid-template-columns:1fr}
  .mistakes{border-radius:18px;padding:28px 20px}
  .mistakes-head h2{font-size:23px}
  .mistake-list{grid-template-columns:1fr}
  .faq-item summary{padding:16px;gap:12px}
  .faq-item summary h3{font-size:16px}
  .faq-body{padding:0 16px 18px 20px}
  .cta-band{border-radius:18px;padding:28px 22px}
  .cta-band h2{font-size:21px}
  .cta-band .btn-light-pill{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:30px;padding-bottom:34px}
  .site-footer{padding-top:48px;margin-top:48px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:12px}
}