/* roulang page: index */
:root{
  --brand:#6C3BF4;
  --brand-2:#A23BFF;
  --brand-3:#FF6B4A;
  --coral:#FF6B4A;
  --teal:#12C99B;
  --ink:#1F1B2E;
  --ink-2:#5B5670;
  --ink-3:#8B86A0;
  --bg:#F6F4FB;
  --bg-alt:#FBF9FF;
  --card:#FFFFFF;
  --line:#E9E4F5;
  --line-hover:#D8CFF2;
  --dark:#1B1533;
  --grad:linear-gradient(120deg,#6C3BF4 0%,#A23BFF 46%,#FF6B4A 100%);
  --r-lg:24px;
  --r-md:20px;
  --r-sm:16px;
  --shadow-1:0 6px 18px rgba(108,59,244,.08);
  --shadow-2:0 16px 40px rgba(108,59,244,.16);
  --container:1200px;
  --container-xl:1320px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  font-weight:400;
  color:var(--ink-2);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5,p,ul,ol,figure,blockquote{margin:0;padding:0}
ul,ol{list-style:none}
a{color:var(--brand);text-decoration:none;transition:color .2s ease}
img{max-width:100%;display:block;border:0}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
button{cursor:pointer;background:none;border:0}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:8px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
@media(min-width:1024px){.container{padding:0 32px}}
@media(min-width:1440px){.container{max-width:var(--container-xl)}}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:#fff;
  border-bottom:1px solid #EDE9F7;
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:0 2px 14px rgba(31,27,46,.07)}
.nav-wrap{
  max-width:var(--container-xl);margin:0 auto;padding:0 20px;
  height:68px;display:flex;align-items:center;gap:22px;
}
@media(min-width:1024px){.nav-wrap{padding:0 32px}}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:38px;height:38px;border-radius:12px;background:var(--grad);
  display:flex;align-items:center;justify-content:center;
  color:#fff;font-size:16px;box-shadow:0 8px 18px rgba(108,59,244,.3);
}
.brand-text{display:flex;flex-direction:column;line-height:1.16}
.brand-text strong{font-size:18px;font-weight:800;color:var(--ink);letter-spacing:.01em}
.brand-text em{font-style:normal;font-size:11px;font-weight:500;letter-spacing:.16em;color:var(--ink-3)}
.main-nav{display:none;align-items:center;gap:6px;margin-left:10px}
.main-nav a{
  position:relative;display:inline-flex;align-items:center;
  height:40px;padding:0 14px;border-radius:10px;
  font-size:15px;font-weight:600;color:var(--ink-2);
}
.main-nav a:hover{background:#F4F1FB;color:var(--brand)}
.main-nav a.active{color:var(--brand)}
.main-nav a.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:3px;
  border-radius:999px;background:var(--grad);
}
.nav-actions{display:flex;align-items:center;gap:12px;margin-left:auto}
.nav-search{
  display:none;align-items:center;gap:8px;height:40px;padding:0 16px;
  border-radius:999px;background:#F4F1FB;border:1px solid transparent;
  transition:background .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.nav-search:focus-within{background:#fff;border-color:var(--brand);box-shadow:0 0 0 4px rgba(108,59,244,.12)}
.nav-search i{color:var(--ink-3);font-size:14px}
.nav-search input{width:168px;border:0;background:transparent;outline:none;font-size:14px;color:var(--ink)}
.nav-search input::placeholder{color:#A9A3BC}
.nav-toggle{
  display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:12px;color:var(--ink);
  font-size:20px;background:#F4F1FB;
}
.nav-toggle:hover{background:#EDE7FB;color:var(--brand)}
@media(min-width:1024px){
  .main-nav{display:flex}
  .nav-search{display:flex}
  .nav-toggle{display:none}
}
.drawer{
  display:none;position:fixed;left:0;right:0;top:68px;bottom:0;z-index:75;
  background:rgba(27,21,51,.42);
}
.drawer.open{display:block}
.drawer-panel{
  background:#fff;padding:20px;display:flex;flex-direction:column;gap:6px;
  border-bottom:1px solid var(--line);
  animation:drawerIn .22s ease-out;
}
@keyframes drawerIn{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}
.drawer-panel a{
  display:flex;align-items:center;justify-content:space-between;
  min-height:48px;padding:0 14px;border-radius:12px;
  font-size:16px;font-weight:600;color:var(--ink-2);
}
.drawer-panel a:hover,.drawer-panel a.active{background:#F4F1FB;color:var(--brand)}
.drawer-panel .btn{margin-top:12px;width:100%}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:999px;border:0;
  font-size:15px;font-weight:600;white-space:nowrap;
  transition:transform .2s ease,box-shadow .2s ease,background-color .2s ease,color .2s ease,filter .2s ease;
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 24px rgba(108,59,244,.28)}
.btn-primary:hover{filter:brightness(1.06);transform:translateY(-2px);box-shadow:0 16px 36px rgba(108,59,244,.34);color:#fff}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:#fff;color:var(--brand);box-shadow:inset 0 0 0 1.5px var(--brand)}
.btn-ghost:hover{background:#F4F0FE;transform:translateY(-2px);color:var(--brand)}
.btn-ghost:active{transform:translateY(0)}
.btn-sm{height:42px;padding:0 20px;font-size:14px}
.btn-block{width:100%}

.link-more{display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:600;color:var(--brand)}
.link-more i{transition:transform .2s ease}
.link-more:hover{text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:6px}
.link-more:hover i{transform:translateX(3px)}

/* ---------- 通用标签 ---------- */
.pill{
  display:inline-flex;align-items:center;gap:6px;
  height:28px;padding:0 12px;border-radius:999px;
  font-size:13px;font-weight:600;background:#F1EBFE;color:var(--brand);
}
.pill-coral{background:#FFEDE8;color:#D9491F}
.pill-teal{background:#E3F9F1;color:#0E9E79}
.chip{
  display:inline-flex;align-items:center;gap:8px;
  height:30px;padding:0 14px;border-radius:999px;
  font-size:13px;font-weight:600;
  background:rgba(255,107,74,.14);color:#FF8C70;
}

/* ---------- 区块骨架 ---------- */
.section{padding:48px 0}
@media(min-width:768px){.section{padding:72px 0}}
@media(min-width:1024px){.section{padding:96px 0}}
.section--alt{background:var(--bg-alt)}
.section--white{background:#fff}
.section-head{max-width:800px;margin-bottom:32px}
.section-head h2{font-size:clamp(22px,2.8vw,34px);font-weight:700;line-height:1.3;color:var(--ink);letter-spacing:-.005em}
.section-head p{margin-top:14px;font-size:16px;color:var(--ink-2);max-width:780px}
.section-head--row{
  display:flex;align-items:flex-end;justify-content:space-between;
  gap:20px;max-width:none;flex-wrap:wrap;
}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;
  padding:56px 0 0;
  background:
    radial-gradient(900px 420px at 88% -10%,rgba(162,59,255,.18),transparent 62%),
    radial-gradient(720px 380px at 0% 6%,rgba(255,107,74,.14),transparent 60%),
    linear-gradient(180deg,#FBF9FF 0%,#F6F4FB 100%);
}
@media(min-width:1024px){.hero{padding:76px 0 0}}
.hero::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:6px;
  background:var(--grad);opacity:.85;
}
.hero-grid{
  display:grid;grid-template-columns:1fr;gap:40px;align-items:center;
  padding-bottom:52px;
}
@media(min-width:1024px){
  .hero-grid{grid-template-columns:1.05fr .95fr;gap:56px;padding-bottom:72px}
}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  height:32px;padding:0 16px;border-radius:999px;
  background:#E3F9F1;color:#0E9E79;font-size:13px;font-weight:600;
}
.hero h1{
  margin-top:22px;
  font-size:clamp(28px,4.4vw,48px);
  font-weight:800;line-height:1.28;letter-spacing:-.01em;color:var(--ink);
}
.hero-sub{
  margin-top:18px;font-size:18px;line-height:1.75;color:var(--ink-2);max-width:640px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-stats{
  display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:38px;
}
@media(max-width:520px){.hero-stats{grid-template-columns:1fr;gap:10px}}
.hero-stats li{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-sm);
  padding:16px 18px;box-shadow:var(--shadow-1);
}
.hero-stats b{
  display:block;font-size:26px;font-weight:800;color:var(--ink);
  font-variant-numeric:tabular-nums;line-height:1.3;
}
@media(min-width:1024px){.hero-stats b{font-size:28px}}
.hero-stats span{font-size:13px;color:var(--ink-3)}
.hero-media{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  box-shadow:0 24px 60px rgba(108,59,244,.22);
}
.hero-media img{width:100%;height:100%;min-height:280px;object-fit:cover}
@media(min-width:1024px){.hero-media img{min-height:400px}}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(108,59,244,.42) 0%,rgba(162,59,255,.34) 46%,rgba(255,107,74,.38) 100%);
}
.hero-media-tag{
  position:absolute;left:20px;bottom:20px;z-index:2;
  display:inline-flex;align-items:center;gap:8px;
  height:34px;padding:0 16px;border-radius:999px;
  background:rgba(27,21,51,.72);color:#fff;font-size:13px;font-weight:600;
  backdrop-filter:blur(2px);
}

/* ---------- 进入方式阶梯 ---------- */
.step-grid{display:grid;grid-template-columns:1fr;gap:18px;align-items:end}
@media(min-width:600px){.step-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.step-grid{grid-template-columns:repeat(4,1fr);gap:22px}}
.step-card{
  position:relative;display:flex;flex-direction:column;gap:10px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px;min-height:180px;
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.step-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:var(--line-hover)}
@media(min-width:1024px){
  .step-card:nth-child(2){min-height:208px}
  .step-card:nth-child(3){min-height:236px}
  .step-card:nth-child(4){min-height:264px}
}
.step-card:last-child{box-shadow:inset 0 0 0 1.5px rgba(108,59,244,.35),var(--shadow-1)}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:30px;height:30px;border-radius:10px;background:var(--grad);
  color:#fff;font-size:13px;font-weight:700;font-variant-numeric:tabular-nums;
}
.step-card h3{font-size:19px;font-weight:600;line-height:1.4;color:var(--ink)}
.step-card p{font-size:14px;line-height:1.75;color:var(--ink-3)}
.step-card ul{display:flex;flex-direction:column;gap:6px;margin-top:auto}
.step-card ul li{position:relative;padding-left:18px;font-size:14px;color:var(--ink-2);line-height:1.7}
.step-card ul li::before{
  content:"";position:absolute;left:0;top:9px;width:7px;height:7px;border-radius:50%;
  background:var(--grad);
}
.step-flag{
  position:absolute;top:-11px;right:18px;height:24px;padding:0 12px;
  display:inline-flex;align-items:center;border-radius:999px;
  background:var(--coral);color:#fff;font-size:12px;font-weight:700;
}

/* ---------- 识别要点图文 ---------- */
.verify-grid{display:grid;grid-template-columns:1fr;gap:22px}
@media(min-width:768px){.verify-grid{grid-template-columns:repeat(2,1fr)}}
.verify-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;transition:transform .24s ease,box-shadow .24s ease;
}
.verify-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2)}
.verify-card figure{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--grad)}
.verify-card figure img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease-out}
.verify-card:hover figure img{transform:scale(1.03)}
.verify-body{padding:24px}
.verify-body h3{font-size:20px;font-weight:600;color:var(--ink);margin-bottom:10px}
.verify-body p{font-size:15px;line-height:1.8;color:var(--ink-2)}
.verify-list{margin-top:16px;display:flex;flex-direction:column;gap:10px}
.verify-list li{display:flex;gap:10px;font-size:14px;line-height:1.7;color:var(--ink-2)}
.verify-list i{color:var(--teal);margin-top:4px}

/* ---------- 对比矩阵 ---------- */
.table-scroll{
  overflow-x:auto;border-radius:var(--r-lg);
  box-shadow:var(--shadow-1);background:#fff;
  -webkit-overflow-scrolling:touch;
}
.compare-table{
  width:100%;min-width:780px;border-collapse:separate;border-spacing:0;
  background:#fff;
}
.compare-table th,.compare-table td{
  padding:18px 20px;text-align:left;font-size:15px;
  border-bottom:1px solid var(--line);
}
.compare-table thead th{
  background:#FBF9FF;font-size:15px;font-weight:700;color:var(--ink);
  white-space:nowrap;
}
.compare-table tbody th{
  font-weight:600;color:var(--ink);background:#FDFCFF;white-space:nowrap;
}
.compare-table tbody tr:last-child th,
.compare-table tbody tr:last-child td{border-bottom:0}
.compare-table .is-featured{background:#F6F1FE}
.compare-table thead th.is-featured{position:relative}
.compare-table thead th.is-featured::before{
  content:"";position:absolute;left:0;right:0;top:0;height:4px;background:var(--grad);
}
.mark-yes{color:var(--teal);font-size:17px}
.mark-no{color:#C6C1D6;font-size:17px}
.score{
  display:inline-flex;align-items:baseline;gap:4px;
  font-size:30px;font-weight:800;color:var(--ink);font-variant-numeric:tabular-nums;
}
.score small{font-size:13px;font-weight:500;color:var(--ink-3)}
.table-note{margin-top:16px;font-size:13px;color:var(--ink-3)}

/* ---------- 深色状态条 ---------- */
.dark-strip{background:var(--dark);color:#EDE9F7}
.dark-strip .strip-grid{
  display:grid;grid-template-columns:1fr;gap:32px;align-items:center;
}
@media(min-width:900px){.dark-strip .strip-grid{grid-template-columns:1.15fr .85fr;gap:48px}}
.dark-strip h2{
  margin-top:18px;font-size:clamp(22px,2.8vw,34px);font-weight:700;
  line-height:1.32;color:#fff;
}
.dark-strip p{margin-top:14px;font-size:16px;color:#BDB6D8;max-width:620px}
.dark-strip .btn-primary{margin-top:26px;box-shadow:0 12px 30px rgba(255,107,74,.28)}
.countdown{
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.12);
  border-radius:var(--r-lg);padding:26px;text-align:center;
  box-shadow:0 10px 30px rgba(0,0,0,.25);
}
.countdown-label{font-size:13px;letter-spacing:.1em;color:#BDB6D8}
.countdown-nums{
  display:flex;align-items:center;justify-content:center;gap:10px;
  margin-top:14px;font-variant-numeric:tabular-nums;
}
.countdown-nums b{
  font-size:34px;font-weight:800;color:#fff;letter-spacing:.02em;
}
@media(min-width:1024px){.countdown-nums b{font-size:38px}}
.countdown-nums i{font-style:normal;font-size:26px;font-weight:700;color:var(--brand-2)}
.countdown-tip{margin-top:14px;font-size:13px;color:#8F88AE}

/* ---------- 内容列表 ---------- */
.post-grid{display:grid;grid-template-columns:1fr;gap:22px}
@media(min-width:768px){.post-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.post-grid{grid-template-columns:repeat(3,1fr);gap:26px}}
.post-card{
  display:flex;flex-direction:column;background:#fff;
  border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:var(--line-hover)}
.post-thumb{
  display:block;position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--grad);
}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease-out}
.post-card:hover .post-thumb img{transform:scale(1.03)}
.post-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:12px;flex:1}
.post-title{font-size:17px;font-weight:600;line-height:1.5;color:var(--ink)}
.post-title a{color:var(--ink)}
.post-title a:hover{color:var(--brand)}
.post-excerpt{
  font-size:14px;line-height:1.78;color:var(--ink-2);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-meta{
  display:flex;align-items:center;gap:16px;margin-top:auto;
  font-size:13px;color:var(--ink-3);font-variant-numeric:tabular-nums;
}
.post-meta i{margin-right:5px;font-size:12px}
.post-card--lead{grid-column:auto}
@media(min-width:1024px){
  .post-card--lead{grid-column:1/-1;flex-direction:row}
  .post-card--lead .post-thumb{flex:0 0 44%;aspect-ratio:auto;min-height:280px}
  .post-card--lead .post-body{padding:32px;gap:14px;justify-content:center}
  .post-card--lead .post-title{font-size:24px;line-height:1.42}
  .post-card--lead .post-excerpt{font-size:15px;-webkit-line-clamp:3}
}
.empty-state{
  grid-column:1/-1;background:#fff;border:1px dashed var(--line);
  border-radius:var(--r-md);padding:48px 24px;text-align:center;
}
.empty-state i{
  display:block;font-size:30px;color:#CFC8E4;margin-bottom:14px;
}
.empty-state p{font-size:15px;color:var(--ink-3)}
.empty-state a{display:inline-block;margin-top:14px;font-weight:600}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:920px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;position:relative;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{border-color:var(--line-hover);box-shadow:var(--shadow-1)}
.faq-item.open{border-color:var(--line-hover);box-shadow:var(--shadow-1)}
.faq-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:var(--grad);transform:scaleY(0);transform-origin:top;
  transition:transform .22s ease;
}
.faq-item.open::before{transform:scaleY(1)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 22px;text-align:left;font-size:16px;font-weight:600;color:var(--ink);
  min-height:52px;
}
.faq-q i{
  flex:0 0 auto;color:var(--brand);font-size:14px;
  transition:transform .2s ease;
}
.faq-item.open .faq-q i{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease}
.faq-item.open .faq-a{max-height:420px}
.faq-a p{
  padding:0 22px 22px;font-size:15px;line-height:1.85;color:var(--ink-2);max-width:800px;
}

/* ---------- 咨询表单 ---------- */
.consult-grid{display:grid;grid-template-columns:1fr;gap:32px}
@media(min-width:1024px){.consult-grid{grid-template-columns:5fr 7fr;gap:52px;align-items:start}}
.consult-copy h2{font-size:clamp(22px,2.8vw,34px);font-weight:700;line-height:1.32;color:var(--ink)}
.consult-copy p{margin-top:16px;font-size:16px;color:var(--ink-2);max-width:560px}
.consult-notes{margin-top:26px;display:flex;flex-direction:column;gap:14px}
.consult-notes li{display:flex;gap:12px;font-size:15px;color:var(--ink-2);line-height:1.75}
.consult-notes i{color:var(--brand);margin-top:5px}
.consult-form{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px;box-shadow:var(--shadow-1);display:flex;flex-direction:column;gap:18px;
}
@media(min-width:768px){.consult-form{padding:34px}}
.field{display:flex;flex-direction:column;gap:8px}
.field label{font-size:14px;font-weight:600;color:var(--ink)}
.field input,.field select,.field textarea{
  width:100%;height:48px;padding:0 16px;border-radius:12px;
  background:#fff;border:1px solid var(--line);outline:none;
  font-size:15px;color:var(--ink);transition:border-color .2s ease,box-shadow .2s ease;
}
.field textarea{height:auto;min-height:120px;padding:14px 16px;line-height:1.7;resize:vertical}
.field select{
  appearance:none;background-image:linear-gradient(45deg,transparent 50%,#8B86A0 50%),linear-gradient(135deg,#8B86A0 50%,transparent 50%);
  background-position:calc(100% - 20px) 21px,calc(100% - 14px) 21px;
  background-size:6px 6px,6px 6px;background-repeat:no-repeat;padding-right:44px;
}
.field input::placeholder,.field textarea::placeholder{color:#ABA5C0}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--brand);box-shadow:0 0 0 4px rgba(108,59,244,.12);
}
.field.error input,.field.error select,.field.error textarea{border-color:var(--coral)}
.field .err{display:none;font-size:13px;color:#D9491F}
.field.error .err{display:block}
.form-tip{font-size:13px;color:var(--ink-3);line-height:1.7}
.form-ok{
  display:none;border-radius:12px;padding:14px 16px;
  background:#E3F9F1;color:#0E9E79;font-size:14px;font-weight:600;
}
.form-ok.show{display:block}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--dark);color:#BDB6D8;padding:56px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px}
@media(min-width:768px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:40px}}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-text strong{color:#fff}
.footer-brand .brand-text em{color:#8F88AE}
.footer-desc{font-size:14px;line-height:1.85;color:#9A93B8;max-width:340px}
.footer-col h4{
  font-size:14px;font-weight:600;color:#D6CFF2;letter-spacing:.06em;margin-bottom:16px;
}
.footer-col ul{display:flex;flex-direction:column;gap:12px}
.footer-col a{font-size:14px;color:#9A93B8}
.footer-col a:hover{color:#fff}
.footer-contact li{display:flex;gap:10px;font-size:14px;color:#9A93B8;line-height:1.75}
.footer-contact i{color:var(--brand-2);margin-top:5px}
.footer-bottom{
  margin-top:44px;border-top:1px solid rgba(255,255,255,.08);
  padding:22px 20px 30px;display:flex;flex-wrap:wrap;gap:12px;
  align-items:center;justify-content:space-between;font-size:13px;color:#7E7799;
}
@media(min-width:1024px){.footer-bottom{padding:22px 32px 32px}}
.footer-bottom a{color:#9A93B8}
.footer-bottom a:hover{color:#fff}

@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;transition-duration:.001ms!important}
  html{scroll-behavior:auto}
}

/* roulang page: article */
:root{
  --brand:#6C3BF4;
  --brand-2:#A23BFF;
  --coral:#FF6B4A;
  --mint:#12C99B;
  --dark:#1B1533;
  --bg:#F6F4FB;
  --surface:#FFFFFF;
  --surface-2:#FBF9FF;
  --text:#1F1B2E;
  --muted:#5B5670;
  --faint:#8B86A0;
  --line:#E9E4F5;
  --line-hover:#D8CFF2;
  --grad:linear-gradient(120deg,#6C3BF4 0%,#A23BFF 46%,#FF6B4A 100%);
  --r-xl:24px;
  --r-md:20px;
  --r-sm:14px;
  --sh:0 6px 18px rgba(108,59,244,.08);
  --sh-hover:0 16px 40px rgba(108,59,244,.16);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg);
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--brand);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--brand-2);}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding-left:20px;}
button,input,select,textarea{font:inherit;color:inherit;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;}
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 20px;
}
@media (min-width:1024px){
  .container{padding:0 32px;}
}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:#fff;
  border-bottom:1px solid #EDE9F7;
  box-shadow:0 2px 8px rgba(31,27,46,.05);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:22px;
  height:68px;
}
.brand{display:flex;align-items:center;gap:10px;flex:none;}
.brand-mark{
  width:36px;height:36px;border-radius:12px;
  background:var(--grad);
  display:grid;place-items:center;
  color:#fff;font-size:16px;
  box-shadow:0 6px 14px rgba(108,59,244,.28);
}
.brand-text strong{display:block;font-size:18px;font-weight:800;color:var(--text);line-height:1.15;letter-spacing:-.01em;}
.brand-text em{display:block;font-style:normal;font-size:11px;font-weight:500;letter-spacing:.14em;color:var(--faint);}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:10px;}
.main-nav a{
  position:relative;
  padding:9px 12px;
  border-radius:10px;
  font-size:15px;
  font-weight:600;
  color:var(--muted);
  white-space:nowrap;
}
.main-nav a:hover{background:#F4F1FB;color:var(--brand);}
.main-nav a.active{color:var(--brand);}
.main-nav a.active::after{
  content:"";
  position:absolute;
  left:12px;right:12px;bottom:2px;
  height:3px;border-radius:999px;
  background:var(--grad);
}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:12px;}
.search-box{
  display:flex;align-items:center;gap:8px;
  height:40px;padding:0 14px;
  border-radius:999px;
  background:#F4F1FB;
  border:1px solid transparent;
  transition:background .2s,border-color .2s,box-shadow .2s;
}
.search-box i{color:var(--faint);font-size:14px;}
.search-box input{
  border:0;background:transparent;outline:none;
  width:132px;font-size:14px;
}
.search-box input::placeholder{color:var(--faint);}
.search-box:focus-within{background:#fff;border-color:var(--brand);box-shadow:0 0 0 4px rgba(108,59,244,.12);}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  border:1px solid var(--line);
  background:#fff;border-radius:12px;
  color:var(--text);cursor:pointer;
  align-items:center;justify-content:center;
}
.nav-toggle i{transition:transform .25s ease;}

/* ============ 按钮 / 标签 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;
  border-radius:999px;
  border:1.5px solid transparent;
  font-size:15px;font-weight:600;
  cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease;
}
.btn-primary{
  background:var(--grad);
  color:#fff;
  box-shadow:0 8px 20px rgba(108,59,244,.28);
}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:0 14px 32px rgba(108,59,244,.34);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:#fff;border-color:var(--brand);color:var(--brand);}
.btn-ghost:hover{background:#F4F0FE;color:var(--brand);transform:translateY(-2px);}
.btn-sm{height:42px;padding:0 20px;font-size:14px;}
.btn-block{width:100%;}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--brand);
}
.link-arrow i{transition:transform .2s ease;}
.link-arrow:hover i{transform:translateX(3px);}
.pill{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 14px;border-radius:999px;
  background:#F1EBFE;color:var(--brand);
  font-size:13px;font-weight:600;letter-spacing:.02em;
}
.badge-num{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 14px;border-radius:999px;
  background:#fff;border:1px solid var(--line);
  font-size:13px;color:var(--muted);
}
.badge-num b{font-size:16px;font-weight:800;color:var(--text);font-variant-numeric:tabular-nums;}
.badge-num.mint b{color:var(--mint);}
.badge-num.coral b{color:var(--coral);}

/* ============ 面包屑 ============ */
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:6px;
  padding:22px 0 0;
  font-size:13px;color:var(--faint);
}
.breadcrumb a{color:var(--faint);}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb .sep{color:#C6BEDD;}
.breadcrumb .current{color:var(--faint);}

/* ============ 文章头部 ============ */
.article-hero{
  padding:26px 0 34px;
  background:linear-gradient(180deg,#FBF9FF 0%,rgba(251,249,255,0) 100%);
}
.article-head{max-width:840px;}
.article-head h1{
  font-size:clamp(26px,3.6vw,40px);
  font-weight:800;
  line-height:1.32;
  letter-spacing:-.01em;
  margin:16px 0 18px;
}
.meta-row{
  display:flex;flex-wrap:wrap;align-items:center;gap:18px;
  font-size:13px;color:var(--faint);
}
.meta-row span{display:inline-flex;align-items:center;gap:6px;}
.meta-row i{font-size:13px;color:#B9B2D0;}

/* ============ 正文 ============ */
.article-main{padding:8px 0 0;}
.article-shell{
  display:grid;
  grid-template-columns:minmax(0,1fr) 300px;
  gap:40px;
  align-items:start;
}
.article-paper{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-xl);
  padding:36px 40px 40px;
  box-shadow:var(--sh);
}
.rich-text{max-width:800px;}
.rich-text p{font-size:17px;line-height:1.9;color:#413B58;margin:0 0 1.25em;}
.rich-text h2{
  position:relative;
  font-size:clamp(20px,2.2vw,26px);
  font-weight:700;
  line-height:1.4;
  margin:40px 0 16px;
  padding-left:16px;
}
.rich-text h2::before{
  content:"";position:absolute;left:0;top:.2em;bottom:.2em;width:4px;
  border-radius:999px;background:var(--grad);
}
.rich-text h3{font-size:19px;font-weight:600;margin:30px 0 12px;color:var(--text);}
.rich-text ul,.rich-text ol{margin:0 0 1.25em;padding-left:22px;}
.rich-text li{font-size:16px;line-height:1.85;color:#413B58;margin:8px 0;}
.rich-text ul li::marker{color:var(--brand);font-size:1.05em;}
.rich-text ol li::marker{color:var(--brand);font-weight:700;}
.rich-text blockquote{
  margin:24px 0;
  padding:16px 22px;
  background:#F4F0FE;
  border-left:3px solid var(--brand);
  border-radius:0 16px 16px 0;
  color:#4A4468;
  font-size:15px;
  line-height:1.85;
}
.rich-text img{border-radius:16px;margin:24px auto;}
.rich-text figure{margin:24px 0;}
.rich-text figcaption{font-size:13px;color:var(--faint);text-align:center;margin-top:10px;}
.rich-text a{color:var(--brand);border-bottom:1px solid rgba(108,59,244,.32);}
.rich-text a:hover{border-bottom-color:var(--brand);}
.rich-text table{
  width:100%;border-collapse:collapse;font-size:15px;margin:24px 0;
  border:1px solid var(--line);border-radius:14px;overflow:hidden;
}
.rich-text th{background:rgba(108,59,244,.12);text-align:left;padding:12px 14px;font-weight:600;}
.rich-text td{padding:12px 14px;border-top:1px solid var(--line);color:#413B58;}
.rich-text tbody tr:nth-child(even){background:#FBF9FF;}

/* 侧栏 */
.side-stack{display:grid;gap:20px;position:sticky;top:96px;}
.side-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:22px;box-shadow:var(--sh);
}
.side-card h3{font-size:16px;font-weight:700;margin-bottom:12px;}
.side-card p{font-size:14px;line-height:1.8;color:var(--muted);}
.side-links{list-style:none;padding:0;margin:0;}
.side-links li a{
  display:flex;align-items:center;justify-content:space-between;
  padding:9px 0;font-size:14px;color:var(--muted);
  border-bottom:1px dashed var(--line);
}
.side-links li:last-child a{border-bottom:0;}
.side-links li a:hover{color:var(--brand);}
.side-links li a i{font-size:12px;color:#C6BEDD;}
.side-cta{
  background:var(--grad);color:#fff;border:0;border-radius:var(--r-md);
  padding:24px;box-shadow:0 14px 30px rgba(108,59,244,.26);
}
.side-cta h3{color:#fff;font-size:17px;}
.side-cta p{color:rgba(255,255,255,.88);font-size:14px;margin:8px 0 16px;}
.side-cta .btn{background:#fff;color:var(--brand);box-shadow:none;}
.side-cta .btn:hover{background:#fff;color:var(--brand);}

/* 空状态 */
.empty-state{
  text-align:center;
  padding:56px 24px;
  border:1px dashed var(--line-hover);
  border-radius:var(--r-md);
  background:var(--surface-2);
}
.empty-state i{font-size:34px;color:#C6BEDD;}
.empty-state h2{font-size:22px;font-weight:700;margin:16px 0 10px;}
.empty-state p{font-size:15px;color:var(--muted);max-width:520px;margin:0 auto 22px;}

/* ============ 通用板块 ============ */
.section{padding:64px 0;}
.section-tight{padding:48px 0;}
.section-head{max-width:760px;margin-bottom:30px;}
.section-head h2{
  font-size:clamp(22px,2.8vw,32px);
  font-weight:700;line-height:1.32;letter-spacing:-.01em;
}
.section-head p{font-size:15px;color:var(--muted);margin-top:12px;}

/* 卡片网格 */
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.card{
  display:flex;flex-direction:column;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-md);
  overflow:hidden;
  box-shadow:var(--sh);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:var(--line-hover);}
.card-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--grad);}
.card-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease;}
.card:hover .card-thumb img{transform:scale(1.03);}
.card-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.card-body h3{font-size:18px;font-weight:600;line-height:1.45;}
.card-body p{font-size:14px;line-height:1.75;color:var(--muted);}
.card-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--faint);}

/* FAQ */
.faq-list{display:grid;gap:14px;max-width:860px;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item[open]{border-color:var(--line-hover);box-shadow:var(--sh);}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;
  font-size:16px;font-weight:600;
  border-left:3px solid transparent;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item[open] summary{border-left-color:var(--brand);}
.faq-item .faq-icon{
  flex:none;width:26px;height:26px;border-radius:50%;
  display:grid;place-items:center;
  background:#F1EBFE;color:var(--brand);font-size:12px;
  transition:transform .2s ease;
}
.faq-item[open] .faq-icon{transform:rotate(180deg);}
.faq-item .faq-answer{padding:0 22px 20px;font-size:15px;line-height:1.85;color:var(--muted);}

/* CTA 深色 */
.cta-panel{
  background:var(--dark);
  border-radius:var(--r-xl);
  padding:40px 44px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;
  box-shadow:0 22px 50px rgba(27,21,51,.3);
}
.cta-panel h2{color:#fff;font-size:clamp(21px,2.4vw,28px);font-weight:700;line-height:1.35;}
.cta-panel p{color:#BEB6D8;font-size:15px;margin-top:10px;max-width:620px;}
.cta-actions{display:flex;gap:12px;flex:none;flex-wrap:wrap;}
.cta-panel .btn-ghost{background:transparent;border-color:rgba(255,255,255,.42);color:#fff;}
.cta-panel .btn-ghost:hover{background:rgba(255,255,255,.1);color:#fff;}

/* 返回 */
.back-row{display:flex;justify-content:center;padding:8px 0 0;}

/* ============ 页脚 ============ */
.site-footer{background:var(--dark);color:#C9C3DC;margin-top:16px;padding-top:60px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:32px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-mark{box-shadow:none;}
.footer-brand .brand-text strong{color:#fff;}
.footer-brand .brand-text em{color:#9C94BCD;}
.footer-brand .brand-text em{color:#9C94BD;}
.footer-desc{font-size:14px;line-height:1.85;color:#A79FC4;max-width:340px;}
.footer-col h4{font-size:14px;font-weight:600;color:#CFC6F5;letter-spacing:.04em;margin-bottom:16px;}
.footer-col ul{list-style:none;padding:0;margin:0;}
.footer-col li a{font-size:14px;color:#BDB6D4;line-height:2.1;}
.footer-col li a:hover{color:#fff;}
.footer-contact li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:#BDB6D4;line-height:1.9;margin-bottom:8px;}
.footer-contact i{color:var(--brand-2);margin-top:4px;font-size:13px;}
.footer-bottom{
  margin-top:40px;padding:20px 20px;
  border-top:1px solid rgba(255,255,255,.08);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:#8E88A6;
}
.footer-bottom a{color:#BDB6D4;}
.footer-bottom a:hover{color:#fff;}
@media (min-width:1024px){.footer-bottom{padding:20px 32px;}}

/* ============ 响应式 ============ */
@media (max-width:1180px){
  .article-shell{grid-template-columns:minmax(0,1fr);}
  .side-stack{position:static;grid-template-columns:repeat(2,minmax(0,1fr));grid-auto-rows:1fr;}
}
@media (max-width:1023px){
  .main-nav{
    position:absolute;top:68px;left:0;right:0;
    display:none;flex-direction:column;align-items:stretch;gap:2px;
    margin:0;padding:12px 20px 20px;
    background:#fff;border-bottom:1px solid var(--line);
    box-shadow:0 18px 34px rgba(31,27,46,.14);
  }
  .main-nav.open{display:flex;}
  .main-nav a{padding:12px 12px;font-size:15px;}
  .main-nav a.active::after{left:12px;right:auto;width:28px;bottom:6px;}
  .nav-toggle{display:inline-flex;}
  .search-box{display:none;}
  .article-paper{padding:28px 24px 30px;}
  .cta-panel{flex-direction:column;align-items:flex-start;padding:32px 26px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (max-width:767px){
  .section{padding:48px 0;}
  .header-inner{height:60px;}
  .main-nav{top:60px;}
  .brand-text strong{font-size:17px;}
  .card-grid{grid-template-columns:minmax(0,1fr);}
  .side-stack{grid-template-columns:minmax(0,1fr);}
  .rich-text p{font-size:16px;}
  .cta-panel{padding:28px 22px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:minmax(0,1fr);}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .article-hero{padding:18px 0 24px;}
  .article-paper{padding:22px 18px 26px;border-radius:18px;}
  .meta-row{gap:12px;}
  .btn{width:100%;}
  .btn.btn-inline{width:auto;}
  .footer-bottom{justify-content:flex-start;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;}
}

/* roulang page: category1 */
:root{
  --brand:#6C3BF4;
  --brand-deep:#5A2BE0;
  --brand-2:#A23BFF;
  --coral:#FF6B4A;
  --mint:#12C99B;
  --ink:#1F1B2E;
  --text:#5B5670;
  --muted:#8B86A0;
  --bg:#F6F4FB;
  --bg-alt:#FBF9FF;
  --card:#FFFFFF;
  --line:#E9E4F5;
  --line-hover:#D8CFF2;
  --dark:#1B1533;
  --grad:linear-gradient(120deg,#6C3BF4 0%,#A23BFF 46%,#FF6B4A 100%);
  --r-xl:24px;
  --r-lg:20px;
  --r-md:16px;
  --r-sm:12px;
  --pill:999px;
  --sh-1:0 6px 18px rgba(108,59,244,.08);
  --sh-2:0 16px 40px rgba(108,59,244,.16);
  --sh-dark:0 10px 30px rgba(0,0,0,.25);
  --ease:cubic-bezier(.4,0,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg);
  overflow-wrap:break-word;
}
body,button,input,select,textarea{font-family:inherit}
h1,h2,h3,h4{margin:0;color:var(--ink);line-height:1.3}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
img{max-width:100%;display:block;border:0}
a{color:var(--brand);text-decoration:none;transition:color .18s var(--ease)}
a:hover,a:focus{color:var(--brand-deep)}
button{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:1024px){.container{padding:0 32px}}
@media (min-width:1440px){.container{max-width:1320px}}

/* ===== 顶栏 ===== */
.site-header{
  position:sticky;top:0;z-index:60;
  background:#fff;
  border-bottom:1px solid #EDE9F7;
  transition:box-shadow .22s var(--ease);
}
.site-header.is-scrolled{box-shadow:0 2px 12px rgba(31,27,46,.07)}
.header-inner{display:flex;align-items:center;gap:20px;height:68px}
.brand{display:flex;align-items:center;gap:10px;flex:none}
.brand-mark{
  width:32px;height:32px;border-radius:10px;background:var(--grad);
  display:flex;align-items:center;justify-content:center;color:#fff;font-size:15px;
  box-shadow:0 6px 14px rgba(108,59,244,.28);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:18px;font-weight:800;color:var(--ink);letter-spacing:.02em}
.brand-text em{font-style:normal;font-size:11px;font-weight:500;color:var(--muted);letter-spacing:.18em}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:8px;flex:1}
.main-nav a{
  position:relative;font-size:15px;font-weight:600;color:var(--text);
  padding:8px 12px;border-radius:8px;white-space:nowrap;
  transition:background .18s var(--ease),color .18s var(--ease);
}
.main-nav a:hover{background:#F4F1FB;color:var(--brand)}
.main-nav a.active{color:var(--brand)}
.main-nav a.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:0;height:3px;
  border-radius:var(--pill);background:var(--grad);
}
.header-tools{display:flex;align-items:center;gap:12px;flex:none}
.search-box{
  display:flex;align-items:center;gap:8px;height:40px;padding:0 14px;
  background:#F4F1FB;border:1px solid transparent;border-radius:var(--pill);
  transition:background .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.search-box i{color:var(--muted);font-size:13px}
.search-box input{
  border:0;background:transparent;outline:none;width:130px;font-size:14px;color:var(--ink);
}
.search-box input::placeholder{color:var(--muted)}
.search-box:focus-within{background:#fff;border-color:var(--brand);box-shadow:0 0 0 4px rgba(108,59,244,.12)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:var(--pill);border:1.5px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;white-space:nowrap;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease),color .2s var(--ease),filter .2s var(--ease);
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 8px 20px rgba(108,59,244,.22)}
.btn-primary:hover{color:#fff;filter:brightness(1.06);transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:#fff;color:var(--brand);border-color:var(--brand)}
.btn-ghost:hover{background:#F4F0FE;color:var(--brand-deep);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0)}
.btn-sm{height:42px;padding:0 20px;font-size:14px}
.btn-block{width:100%}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line);background:#fff;
  border-radius:12px;align-items:center;justify-content:center;
}
.nav-toggle span{
  position:relative;display:block;width:20px;height:2px;border-radius:2px;background:var(--ink);
  transition:transform .2s var(--ease);
}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:20px;height:2px;border-radius:2px;background:var(--ink);
  transition:transform .2s var(--ease);
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.nav-toggle.open span{transform:rotate(90deg);background:var(--brand)}
.nav-toggle.open span::before{transform:rotate(90deg);background:var(--brand);top:0}
.nav-toggle.open span::after{transform:rotate(90deg);background:var(--brand);top:0}
.drawer-mask{
  position:fixed;inset:0;background:rgba(27,21,51,.42);opacity:0;visibility:hidden;
  transition:opacity .24s var(--ease),visibility .24s var(--ease);z-index:70;
}
.drawer-mask.open{opacity:1;visibility:visible}
.mobile-drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(320px,86vw);background:#fff;z-index:80;
  transform:translateX(100%);transition:transform .26s var(--ease);
  display:flex;flex-direction:column;padding:22px 20px;overflow-y:auto;
  box-shadow:-12px 0 40px rgba(27,21,51,.16);
}
.mobile-drawer.open{transform:translateX(0)}
.mobile-drawer .drawer-title{font-size:13px;font-weight:600;color:var(--muted);letter-spacing:.14em;margin:14px 0 10px}
.mobile-drawer nav a{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 12px;border-radius:12px;font-size:15px;font-weight:600;color:var(--ink);
}
.mobile-drawer nav a:hover{background:#F4F1FB;color:var(--brand)}
.mobile-drawer a.active{background:#F4F0FE;color:var(--brand)}
.mobile-drawer .drawer-cta{margin-top:auto;padding-top:20px}
.mobile-drawer .drawer-search{
  display:flex;align-items:center;gap:8px;height:46px;padding:0 14px;
  background:#F4F1FB;border-radius:14px;margin-bottom:6px;
}
.mobile-drawer .drawer-search input{border:0;background:transparent;outline:none;width:100%;font-size:15px}
@media (max-width:1023px){
  .main-nav{display:none}
  .search-box{display:none}
  .header-tools .btn-sm{display:none}
  .nav-toggle{display:flex}
  .header-inner{height:60px;justify-content:space-between}
}
@media (max-width:520px){
  .brand-text em{letter-spacing:.12em}
}

/* ===== Hero ===== */
.hero{
  position:relative;overflow:hidden;
  padding:44px 0 56px;
  background:linear-gradient(180deg,#F3EEFE 0%,#F6F4FB 78%);
}
.hero::before{
  content:"";position:absolute;top:-220px;right:-140px;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(108,59,244,.24),rgba(108,59,244,0) 68%);
}
.hero::after{
  content:"";position:absolute;bottom:-260px;left:-160px;width:460px;height:460px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,107,74,.16),rgba(255,107,74,0) 70%);
}
.hero-grid{
  position:relative;z-index:1;
  display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;
}
.crumbs{display:flex;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--muted);margin-bottom:18px}
.crumbs a{color:var(--muted)}
.crumbs a:hover{color:var(--brand)}
.crumbs span.sep{color:#CFC7E4}
.crumbs span.current{color:var(--muted)}
.chip{
  display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 14px;
  border-radius:var(--pill);font-size:13px;font-weight:600;
}
.chip-mint{background:rgba(18,201,155,.12);color:#0B8F6E}
.chip-coral{background:rgba(255,107,74,.12);color:#D8431F}
.chip-brand{background:rgba(108,59,244,.10);color:var(--brand)}
.hero h1{
  margin:18px 0 0;
  font-size:clamp(28px,4.4vw,48px);font-weight:800;line-height:1.28;letter-spacing:-.01em;
}
.hero h1 .hl{
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{
  margin-top:18px;font-size:18px;line-height:1.75;color:var(--text);max-width:640px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-stats{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px}
.stat{
  display:flex;align-items:baseline;gap:8px;background:#fff;border:1px solid var(--line);
  border-radius:var(--pill);padding:10px 18px;box-shadow:var(--sh-1);
}
.stat b{font-size:26px;font-weight:800;color:var(--ink);font-variant-numeric:tabular-nums;line-height:1}
.stat span{font-size:13px;color:var(--muted)}
.hero-media{position:relative;border-radius:var(--r-xl);overflow:hidden;box-shadow:var(--sh-2)}
.hero-media img{width:100%;aspect-ratio:16/11;object-fit:cover}
.hero-media::after{
  content:"";position:absolute;inset:0;background:var(--grad);opacity:.34;mix-blend-mode:multiply;pointer-events:none;
}
@media (max-width:1023px){
  .hero{padding:32px 0 46px}
  .hero-grid{grid-template-columns:1fr;gap:30px}
  .hero-media img{aspect-ratio:16/10}
}

/* ===== 区块通用 ===== */
.section{padding:48px 0}
.section-alt{background:var(--bg-alt)}
.section-white{background:#fff}
@media (min-width:768px){.section{padding:72px 0}}
@media (min-width:1024px){.section{padding:96px 0}}
.section-head{max-width:820px;margin-bottom:32px}
.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:600;
  color:var(--brand);letter-spacing:.1em;margin-bottom:12px;
}
.eyebrow::before{content:"";width:22px;height:3px;border-radius:var(--pill);background:var(--grad)}
.section-head.center .eyebrow::before{display:none}
.section h2{font-size:clamp(22px,2.8vw,34px);font-weight:700;line-height:1.3}
.section-lead{margin-top:14px;font-size:17px;line-height:1.8;color:var(--text);max-width:800px}
.section-head.center .section-lead{margin-left:auto;margin-right:auto}

/* ===== 识别要点 ===== */
.tips-grid{margin-top:8px}
.tip-item{
  display:flex;gap:16px;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:24px;height:100%;margin-bottom:24px;transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.tip-item:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--line-hover)}
.tip-icon{
  flex:none;width:44px;height:44px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(120deg,rgba(108,59,244,.14),rgba(162,59,255,.12));color:var(--brand);font-size:17px;
}
.tip-item h3{font-size:18px;font-weight:600;margin-bottom:8px}
.tip-item p{font-size:15px;line-height:1.8;color:var(--text)}

/* ===== 卡片墙 ===== */
.wall-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.wall-card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-xl);overflow:hidden;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.wall-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--line-hover)}
.wall-card.is-wide{grid-column:span 2}
.card-media{position:relative;overflow:hidden;background:linear-gradient(120deg,#EDE7FD,#FBE9E3)}
.card-media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .22s var(--ease)}
.wall-card:hover .card-media img{transform:scale(1.03)}
.card-body{padding:22px 24px 18px;flex:1}
.pill{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:var(--pill);
  background:#F1EBFE;color:var(--brand);font-size:12px;font-weight:600;margin-bottom:12px;
}
.wall-card h3{font-size:19px;font-weight:600;line-height:1.4}
.wall-card.is-wide h3{font-size:clamp(20px,2.2vw,24px)}
.card-desc{margin-top:10px;font-size:15px;line-height:1.75;color:var(--text)}
.card-link{
  display:inline-flex;align-items:center;gap:8px;padding:0 24px 22px;
  font-size:14px;font-weight:600;color:var(--brand);
}
.card-link i{font-size:12px;transition:transform .2s var(--ease)}
.wall-card:hover .card-link i{transform:translateX(3px)}
@media (max-width:1023px){
  .wall-grid{grid-template-columns:repeat(2,1fr);gap:20px}
  .wall-card.is-wide{grid-column:span 2}
}
@media (max-width:599px){
  .wall-grid{grid-template-columns:1fr;gap:16px}
  .wall-card.is-wide{grid-column:span 1}
}

/* ===== 流程步骤 ===== */
.steps-grid{margin-top:12px}
.step-card{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px 22px;height:100%;margin-bottom:24px;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.step-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--line-hover)}
.step-no{
  display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:12px;
  background:var(--grad);color:#fff;font-size:14px;font-weight:800;font-variant-numeric:tabular-nums;
  box-shadow:0 8px 18px rgba(108,59,244,.24);margin-bottom:16px;
}
.step-card h3{font-size:18px;font-weight:600;margin-bottom:8px}
.step-card p{font-size:15px;line-height:1.8;color:var(--text)}

/* ===== 对照区 ===== */
.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:8px}
.compare-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-xl);padding:28px 26px;height:100%;
}
.compare-card h3{font-size:20px;font-weight:700;display:flex;align-items:center;gap:10px;margin-bottom:16px}
.compare-card h3 i{
  width:30px;height:30px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;font-size:13px;
}
.compare-card.is-good{border-color:rgba(18,201,155,.34);box-shadow:0 8px 22px rgba(18,201,155,.08)}
.compare-card.is-good h3 i{background:rgba(18,201,155,.14);color:#0B8F6E}
.compare-card.is-bad{border-color:rgba(255,107,74,.32);box-shadow:0 8px 22px rgba(255,107,74,.08)}
.compare-card.is-bad h3 i{background:rgba(255,107,74,.14);color:#D8431F}
.compare-card li{
  position:relative;padding-left:24px;font-size:15px;line-height:1.8;color:var(--text);margin-bottom:12px;
}
.compare-card li:last-child{margin-bottom:0}
.compare-card.is-good li::before{
  content:"";position:absolute;left:0;top:11px;width:9px;height:9px;border-radius:50%;background:var(--mint);
}
.compare-card.is-bad li::before{
  content:"";position:absolute;left:0;top:11px;width:9px;height:9px;border-radius:50%;background:var(--coral);
}
@media (max-width:1023px){.compare-grid{grid-template-columns:1fr}}

/* ===== FAQ ===== */
.faq-list{max-width:900px;margin:0 auto;display:grid;gap:14px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.faq-item:hover{border-color:var(--line-hover)}
.faq-item.open{border-color:var(--line-hover);box-shadow:var(--sh-1)}
.faq-q{
  position:relative;width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  background:none;border:0;padding:20px 24px;font-size:16px;font-weight:600;color:var(--ink);
  text-align:left;cursor:pointer;
}
.faq-item.open .faq-q{color:var(--brand)}
.faq-item.open .faq-q::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:0 3px 3px 0;background:var(--grad);
}
.faq-icon{position:relative;flex:none;width:16px;height:16px}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:var(--brand);border-radius:2px;transition:transform .2s var(--ease);
}
.faq-icon::before{left:0;top:7px;width:16px;height:2px}
.faq-icon::after{left:7px;top:0;width:2px;height:16px}
.faq-item.open .faq-icon::after{transform:scaleY(0)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .26s var(--ease)}
.faq-a p{padding:0 24px 22px;font-size:15px;line-height:1.85;color:var(--text)}

/* ===== CTA 与表单 ===== */
.cta-band{
  position:relative;background:#fff;border-radius:var(--r-xl);padding:34px;
  border:1px solid transparent;
  background-image:linear-gradient(#fff,#fff),var(--grad);
  background-origin:border-box;background-clip:padding-box,border-box;
  box-shadow:var(--sh-2);
  display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:start;
}
.cta-copy h2{font-size:clamp(22px,2.6vw,30px);font-weight:700;line-height:1.35}
.cta-copy p{margin-top:14px;font-size:16px;line-height:1.8;color:var(--text)}
.cta-points{margin-top:20px;display:grid;gap:10px}
.cta-points li{display:flex;gap:10px;align-items:flex-start;font-size:15px;color:var(--text)}
.cta-points i{color:var(--mint);font-size:14px;margin-top:6px}
.cta-form{display:grid;gap:16px}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:grid;gap:8px}
.field label{font-size:14px;font-weight:600;color:var(--ink)}
.field input,.field select,.field textarea{
  width:100%;border:1px solid var(--line);background:#fff;border-radius:var(--r-sm);
  padding:0 14px;height:48px;font-size:15px;color:var(--ink);outline:none;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.field textarea{min-height:120px;padding:12px 14px;line-height:1.7;resize:vertical}
.field select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--muted) 50%),linear-gradient(135deg,var(--muted) 50%,transparent 50%);background-position:calc(100% - 20px) 21px,calc(100% - 15px) 21px;background-size:5px 5px,5px 5px;background-repeat:no-repeat}
.field input::placeholder,.field textarea::placeholder{color:#B4AEC7}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--brand);box-shadow:0 0 0 4px rgba(108,59,244,.12)}
.form-note{font-size:13px;color:var(--muted);line-height:1.7}
.form-success{
  display:none;align-items:center;gap:10px;background:rgba(18,201,155,.12);color:#0B8F6E;
  border-radius:var(--r-sm);padding:12px 16px;font-size:14px;font-weight:600;
}
.form-success.show{display:flex}
@media (max-width:1023px){
  .cta-band{grid-template-columns:1fr;padding:26px;gap:26px}
}
@media (max-width:599px){
  .field-row{grid-template-columns:1fr}
  .cta-band{padding:22px 18px}
}

/* ===== 页脚 ===== */
.site-footer{background:var(--dark);color:#C9C2DE;padding:64px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:44px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-mark{width:34px;height:34px;border-radius:11px}
.footer-brand .brand-text strong{color:#fff;font-size:18px;font-weight:800;display:block;line-height:1.2}
.footer-brand .brand-text em{color:#9C93BF;font-style:normal;font-size:11px;letter-spacing:.18em}
.footer-desc{font-size:14px;line-height:1.85;color:#A49CC4;max-width:340px}
.footer-col h4{font-size:14px;font-weight:600;color:#B9AEF5;margin-bottom:16px;letter-spacing:.04em}
.footer-col ul{display:grid;gap:10px}
.footer-col a{font-size:14px;color:#A49CC4}
.footer-col a:hover{color:#fff}
.footer-contact li{display:flex;gap:10px;font-size:14px;color:#A49CC4;line-height:1.7}
.footer-contact i{margin-top:5px;color:#8E84B8;font-size:13px}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;align-items:center;
  border-top:1px solid rgba(255,255,255,.1);padding-top:20px;padding-bottom:24px;
  font-size:13px;color:#8E84B8;
}
.footer-bottom a{color:#B9AEF5}
.footer-bottom a:hover{color:#fff}
@media (max-width:1023px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
}
@media (max-width:599px){
  .footer-grid{grid-template-columns:1fr;gap:26px;padding-bottom:32px}
  .site-footer{padding-top:48px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
}

/* roulang page: category2 */
:root{
  --brand:#6C3BF4;
  --brand-2:#A23BFF;
  --coral:#FF6B4A;
  --mint:#12C99B;
  --dark:#1B1533;
  --bg:#F6F4FB;
  --bg-alt:#FBF9FF;
  --card:#FFFFFF;
  --text:#1F1B2E;
  --muted:#5B5670;
  --faint:#8B86A0;
  --border:#E9E4F5;
  --border-hover:#D8CFF2;
  --grad:linear-gradient(120deg,#6C3BF4 0%,#A23BFF 46%,#FF6B4A 100%);
  --shadow-sm:0 6px 18px rgba(108,59,244,.08);
  --shadow-md:0 16px 40px rgba(108,59,244,.16);
  --shadow-dark:0 10px 30px rgba(0,0,0,.25);
  --r-lg:24px;
  --r-md:20px;
  --r-sm:14px;
  --pill:999px;
  --pad:clamp(48px,7vw,96px);
  --font:-apple-system,BlinkMacSystemFont,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  color:var(--muted);
  background:var(--bg);
  overflow-x:hidden;
}
h1,h2,h3,h4{margin:0;color:var(--text);letter-spacing:-.01em}
h1{font-size:clamp(28px,4.4vw,48px);font-weight:800;line-height:1.28}
h2{font-size:clamp(22px,2.8vw,34px);font-weight:700;line-height:1.3}
h3{font-size:clamp(17px,1.6vw,20px);font-weight:600;line-height:1.45}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}
a{color:var(--brand);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--brand-2)}
img{max-width:100%;display:block;border-radius:var(--r-sm)}
ul{margin:0;padding:0;list-style:none}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:1024px){.container{padding:0 32px;max-width:1240px}}
@media (min-width:1440px){.container{max-width:1320px}}
.section{padding:var(--pad) 0}
.section--alt{background:var(--bg-alt)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.06em;
  color:var(--brand);background:rgba(108,59,244,.09);
  padding:7px 16px;border-radius:var(--pill);margin-bottom:18px;
}
.section-head{max-width:820px;margin-bottom:34px}
.section-head p{font-size:17px;color:var(--muted);margin-top:12px}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;background:#fff;
  border-bottom:1px solid #EDE9F7;
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:0 2px 12px rgba(31,27,46,.08)}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;
  gap:20px;height:68px;
}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:32px;height:32px;border-radius:10px;background:var(--grad);
  display:grid;place-items:center;color:#fff;font-size:15px;
  box-shadow:0 4px 12px rgba(108,59,244,.28);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:18px;font-weight:800;color:var(--text);letter-spacing:-.01em}
.brand-text em{font-style:normal;font-size:11px;font-weight:500;letter-spacing:.16em;color:var(--faint)}
.main-nav{display:flex;align-items:center;gap:28px}
.main-nav a{
  position:relative;font-size:15px;font-weight:600;color:var(--muted);
  padding:8px 10px;border-radius:8px;transition:background .2s ease,color .2s ease;
}
.main-nav a:hover{background:#F4F1FB;color:var(--brand)}
.main-nav a.active{color:var(--brand)}
.main-nav a.active::after{
  content:"";position:absolute;left:10px;right:10px;bottom:0;height:3px;
  border-radius:var(--pill);background:var(--grad);
}
.header-tools{display:flex;align-items:center;gap:14px}
.nav-search{
  display:flex;align-items:center;gap:8px;height:40px;padding:0 14px;
  background:#F4F1FB;border-radius:var(--pill);border:1px solid transparent;
  transition:background .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.nav-search i{color:var(--faint);font-size:14px}
.nav-search input{
  border:0;background:transparent;outline:none;width:150px;font-size:14px;color:var(--text);
}
.nav-search input::placeholder{color:var(--faint)}
.nav-search:focus-within{background:#fff;border-color:var(--brand);box-shadow:0 0 0 4px rgba(108,59,244,.12)}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:0;cursor:pointer;font-weight:600;text-align:center;
  border-radius:var(--pill);transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn-primary{
  background:var(--grad);color:#fff;padding:0 26px;height:48px;font-size:15px;
  box-shadow:0 8px 22px rgba(108,59,244,.26);
}
.btn-primary:hover{color:#fff;filter:brightness(1.06);transform:translateY(-2px);box-shadow:var(--shadow-md)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{
  background:#fff;color:var(--brand);border:1.5px solid var(--brand);
  padding:0 24px;height:48px;font-size:15px;
}
.btn-ghost:hover{background:#F4F1FB;color:var(--brand);transform:translateY(-2px)}
.btn-sm{height:42px;padding:0 20px;font-size:14px}
.btn-block{width:100%}
.btn-white{
  background:#fff;color:var(--brand);height:46px;padding:0 24px;font-size:15px;
  box-shadow:0 8px 20px rgba(0,0,0,.15);
}
.btn-white:hover{color:var(--brand);transform:translateY(-2px)}
.nav-toggle{
  display:none;width:44px;height:44px;border:0;background:transparent;
  color:var(--text);font-size:20px;cursor:pointer;border-radius:12px;
}
.nav-toggle:hover{background:#F4F1FB}

.mobile-drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(320px,86vw);
  background:#fff;box-shadow:-16px 0 40px rgba(31,27,46,.14);
  transform:translateX(105%);transition:transform .28s ease;
  z-index:80;padding:22px 22px 28px;display:flex;flex-direction:column;gap:6px;
  overflow-y:auto;
}
.mobile-drawer.open{transform:translateX(0)}
.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.drawer-close{width:40px;height:40px;border:0;border-radius:12px;background:#F4F1FB;color:var(--text);cursor:pointer;font-size:17px}
.mobile-drawer a.drawer-link{
  display:block;padding:13px 14px;border-radius:12px;font-size:15px;font-weight:600;color:var(--muted);
}
.mobile-drawer a.drawer-link:hover,.mobile-drawer a.drawer-link.active{background:#F4F1FB;color:var(--brand)}
.drawer-cta{margin-top:18px}
.drawer-mask{
  position:fixed;inset:0;background:rgba(27,21,51,.42);opacity:0;pointer-events:none;
  transition:opacity .28s ease;z-index:70;
}
.drawer-mask.show{opacity:1;pointer-events:auto}

@media (max-width:1023px){
  .main-nav,.nav-search{display:none}
  .nav-toggle{display:grid;place-items:center}
  .header-inner{height:60px}
}

/* ---------- 面包屑 ---------- */
.crumb{
  background:#fff;border-bottom:1px solid var(--border);
  font-size:13px;color:var(--faint);
}
.crumb .container{display:flex;align-items:center;gap:8px;flex-wrap:wrap;padding-top:12px;padding-bottom:12px}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--brand)}
.crumb .sep{color:#C9C3DA}
.crumb .current{color:var(--faint)}

/* ---------- Hero ---------- */
.hero{
  position:relative;background:
    radial-gradient(900px 420px at 88% -10%,rgba(162,59,255,.16),transparent 62%),
    linear-gradient(180deg,#FFFFFF 0%,#F8F5FF 100%);
  padding:clamp(44px,6vw,80px) 0 clamp(48px,6.5vw,88px);
  overflow:hidden;
}
.hero-grid{
  display:grid;grid-template-columns:1fr;gap:36px;align-items:center;
}
@media (min-width:900px){
  .hero-grid{grid-template-columns:7fr 5fr;gap:48px}
}
.hero h1{margin-bottom:16px;max-width:15em}
.hero h1 .hl{
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{font-size:18px;line-height:1.75;color:var(--muted);max-width:640px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-visual{position:relative}
.hero-visual img{
  width:100%;aspect-ratio:16/11;object-fit:cover;border-radius:var(--r-lg);
  box-shadow:var(--shadow-md);
}
.hero-visual::after{
  content:"";position:absolute;inset:0;border-radius:var(--r-lg);
  background:linear-gradient(140deg,rgba(108,59,244,.44) 0%,rgba(255,107,74,.26) 100%);
  pointer-events:none;
}
.hero-badges{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.badge{
  display:inline-flex;align-items:center;gap:10px;background:#fff;
  border:1px solid var(--border);border-radius:var(--pill);padding:9px 18px;
  box-shadow:var(--shadow-sm);
}
.badge b{font-size:20px;font-weight:800;color:var(--text);font-variant-numeric:tabular-nums}
.badge span{font-size:13px;color:var(--faint)}
.badge i{color:var(--brand);font-size:14px}

/* ---------- 主体分栏 ---------- */
.layout{
  display:grid;grid-template-columns:1fr;gap:32px;align-items:start;
}
@media (min-width:960px){
  .layout{grid-template-columns:minmax(260px,4fr) 8fr;gap:40px}
}
.side{display:flex;flex-direction:column;gap:20px}
@media (min-width:960px){
  .side{position:sticky;top:96px}
}
.side-nav{
  background:#fff;border:1px solid var(--border);border-radius:var(--r-md);
  padding:22px;box-shadow:var(--shadow-sm);
}
.side-nav h3{font-size:15px;margin-bottom:14px}
.side-nav a{
  display:block;font-size:14.5px;font-weight:500;color:var(--muted);
  padding:9px 12px;border-radius:10px;border-left:3px solid transparent;
}
.side-nav a:hover{background:#F8F5FF;color:var(--brand);border-left-color:var(--brand)}
.side-cta{
  background:var(--grad);border-radius:var(--r-md);padding:26px 24px;color:#fff;
  box-shadow:var(--shadow-md);
}
.side-cta h3{color:#fff;font-size:18px;margin-bottom:10px}
.side-cta p{font-size:14px;line-height:1.75;color:rgba(255,255,255,.9);margin-bottom:18px}

.list-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:8px}
.list-head h2{font-size:clamp(20px,2.2vw,26px)}
.list-head span{font-size:13px;color:var(--faint)}
.entry{
  display:grid;grid-template-columns:120px 1fr;gap:22px;
  padding:22px 0;border-bottom:1px solid var(--border);
  transition:background .2s ease;
}
.entry:first-child{padding-top:6px}
.entry:hover h3{color:var(--brand)}
.entry-thumb{position:relative;border-radius:var(--r-sm);overflow:hidden}
.entry-thumb img{width:120px;height:84px;object-fit:cover;border-radius:var(--r-sm);transition:transform .2s ease-out}
.entry:hover .entry-thumb img{transform:scale(1.03)}
.entry h3{font-size:17px;font-weight:600;margin-bottom:8px;transition:color .2s ease}
.entry p{font-size:15px;line-height:1.7;color:var(--muted);margin-bottom:10px}
.tagline{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:13px;color:var(--faint)}
.tag{
  display:inline-flex;align-items:center;gap:6px;background:#F4F0FE;color:var(--brand);
  font-size:12.5px;font-weight:600;padding:4px 12px;border-radius:var(--pill);
}
.tag.tag-mint{background:rgba(18,201,155,.12);color:#0B8F6E}
.tag.tag-coral{background:rgba(255,107,74,.13);color:#D94A2B}
@media (max-width:599px){
  .entry{grid-template-columns:88px 1fr;gap:14px}
  .entry-thumb img{width:88px;height:66px}
  .entry h3{font-size:16px}
}

/* ---------- 推荐小卡 ---------- */
.card-grid{display:grid;grid-template-columns:1fr;gap:24px}
@media (min-width:640px){.card-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.card-grid{grid-template-columns:repeat(3,1fr)}}
.card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--r-md);
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform .2s ease-out,box-shadow .2s ease-out,border-color .2s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--border-hover)}
.card-cover{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--grad)}
.card-cover img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .2s ease-out}
.card:hover .card-cover img{transform:scale(1.03)}
.card-body{padding:22px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-body h3{font-size:17px}
.card-body p{font-size:14.5px;line-height:1.7;color:var(--muted);margin:0}
.card-meta{display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--faint);margin-top:auto;padding-top:6px}
.card-meta .more{color:var(--brand);font-weight:600}
.card-meta .more i{transition:transform .2s ease;margin-left:4px}
.card:hover .card-meta .more i{transform:translateX(3px)}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;margin:0 auto}
.accordion{background:transparent;border:0;margin:0}
.accordion .accordion-item{
  background:#fff;border:1px solid var(--border);border-radius:var(--r-md);
  margin-bottom:14px;overflow:hidden;position:relative;
}
.accordion .accordion-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:var(--grad);opacity:0;transition:opacity .2s ease;
}
.accordion .accordion-item.is-active::before{opacity:1}
.accordion .accordion-title{
  border:0;background:#fff;padding:18px 58px 18px 24px;font-size:16px;font-weight:600;
  color:var(--text);line-height:1.5;
}
.accordion .accordion-title:hover{background:#FBF9FF;color:var(--brand)}
.accordion .accordion-title::before{
  font-family:"Font Awesome 6 Free";font-weight:900;content:"\2b";
  right:24px;font-size:15px;color:var(--brand);transition:transform .2s ease;
}
.accordion .accordion-item.is-active .accordion-title::before{content:"\f068"}
.accordion .accordion-content{
  border:0;background:#fff;padding:0 24px 20px;color:var(--muted);
  font-size:15px;line-height:1.8;
}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  background:#1B1533;color:#fff;padding:clamp(34px,5vw,60px);
  display:grid;grid-template-columns:1fr;gap:26px;align-items:center;
}
@media (min-width:900px){.cta-band{grid-template-columns:1.35fr 1fr;gap:40px}}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:url("/assets/images/backpic/back-3.webp") center/cover no-repeat;
  opacity:.26;pointer-events:none;
}
.cta-band::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(108,59,244,.62) 0%,rgba(255,107,74,.28) 100%);
  pointer-events:none;
}
.cta-band > *{position:relative;z-index:2}
.cta-band h2{color:#fff}
.cta-band p{color:rgba(255,255,255,.86);margin-top:12px;font-size:16px;max-width:640px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--dark);color:rgba(255,255,255,.72);padding:clamp(44px,6vw,72px) 0 0;margin-top:clamp(48px,7vw,96px)}
.footer-grid{display:grid;grid-template-columns:1fr;gap:34px}
@media (min-width:768px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:28px}}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.footer-brand .brand-mark{background:var(--grad)}
.footer-brand .brand-text strong{color:#fff}
.footer-brand .brand-text em{color:rgba(255,255,255,.56)}
.footer-desc{font-size:14px;line-height:1.8;color:rgba(255,255,255,.66);max-width:340px}
.footer-col h4{color:#CFC4F5;font-size:14px;font-weight:600;margin-bottom:16px;letter-spacing:.04em}
.footer-col ul li{margin-bottom:11px}
.footer-col a{color:rgba(255,255,255,.68);font-size:14px}
.footer-col a:hover{color:#fff}
.footer-contact li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:rgba(255,255,255,.68)}
.footer-contact i{color:#A98BFF;margin-top:5px;font-size:13px}
.footer-bottom{
  margin-top:40px;border-top:1px solid rgba(255,255,255,.12);
  padding:20px 20px 24px;display:flex;flex-wrap:wrap;gap:12px;
  justify-content:space-between;font-size:13px;color:rgba(255,255,255,.55);
}
.footer-bottom p{margin:0}
.footer-bottom a{color:rgba(255,255,255,.68)}
.footer-bottom a:hover{color:#fff}
@media (min-width:1024px){.footer-bottom{padding-left:32px;padding-right:32px}}

.fade-up{opacity:0;transform:translateY(12px);animation:fadeUp .26s ease-out forwards}
@keyframes fadeUp{to{opacity:1;transform:translateY(0)}}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .fade-up{opacity:1;transform:none}
}

/* roulang page: category3 */
:root{
  --brand:#6C3BF4;
  --brand-2:#A23BFF;
  --coral:#FF6B4A;
  --teal:#12C99B;
  --dark:#1B1533;
  --bg:#F6F4FB;
  --surface:#FFFFFF;
  --surface-alt:#FBF9FF;
  --text:#1F1B2E;
  --muted:#5B5670;
  --soft:#8B86A0;
  --line:#E9E4F5;
  --line-hover:#D8CFF2;
  --grad:linear-gradient(120deg,#6C3BF4 0%,#A23BFF 46%,#FF6B4A 100%);
  --r-lg:24px;
  --r-md:20px;
  --r-sm:14px;
  --pill:999px;
  --shadow-1:0 6px 18px rgba(108,59,244,.08);
  --shadow-2:0 16px 40px rgba(108,59,244,.16);
  --shadow-dark:0 10px 30px rgba(0,0,0,.25);
  --font:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",sans-serif;
}
*,*::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:1.85;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4{margin:0;font-family:var(--font);color:var(--text);letter-spacing:-.01em}
p{margin:0}
ul,ol{margin:0;padding:0}
a{color:var(--brand);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--brand-2)}
img{max-width:100%;display:block;border:0}
button,input,select,textarea{font-family:inherit;font-size:inherit}
button{cursor:pointer}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:1024px){.container{padding:0 32px}}
@media (min-width:1440px){.container{max-width:1320px}}

/* ---------- 顶栏 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:#fff;
  border-bottom:1px solid #EDE9F7;
  transition:box-shadow .25s ease;
}
.site-header.is-stuck{box-shadow:0 2px 8px rgba(31,27,46,.06)}
.header-inner{display:flex;align-items:center;gap:20px;height:68px}
@media (max-width:1023px){.header-inner{height:60px}}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:32px;height:32px;border-radius:10px;background:var(--grad);
  display:grid;place-items:center;color:#fff;font-size:14px;
  box-shadow:0 4px 12px rgba(108,59,244,.28);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:18px;font-weight:800;color:var(--text)}
.brand-text em{font-style:normal;font-size:11px;font-weight:500;letter-spacing:.14em;color:var(--soft)}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:14px}
.main-nav a{
  position:relative;display:inline-flex;align-items:center;height:38px;
  padding:0 12px;border-radius:8px;font-size:15px;font-weight:600;color:var(--muted);
  transition:background .2s ease,color .2s ease;
}
.main-nav a:hover{background:#F4F1FB;color:var(--brand)}
.main-nav a.active{color:var(--brand)}
.main-nav a.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:-1px;height:3px;border-radius:3px;background:var(--grad);
}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto}
.nav-search{
  display:flex;align-items:center;gap:8px;height:40px;padding:0 16px;
  background:#F4F1FB;border:1px solid transparent;border-radius:var(--pill);
  transition:background .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.nav-search i{color:var(--soft);font-size:14px}
.nav-search input{
  width:148px;border:0;background:transparent;outline:none;color:var(--text);font-size:14px;
}
.nav-search input::placeholder{color:var(--soft)}
.nav-search:focus-within{background:#fff;border-color:var(--brand);box-shadow:0 0 0 4px rgba(108,59,244,.12)}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:#fff;color:var(--brand);font-size:17px;place-items:center;
  transition:transform .2s ease,background .2s ease;
}
.nav-toggle:hover{background:#F4F1FB}
.nav-toggle[aria-expanded="true"] i{transform:rotate(90deg)}
.nav-toggle i{transition:transform .2s ease}
.mobile-drawer{display:none;background:#fff;border-top:1px solid var(--line);padding:10px 20px 22px}
.mobile-drawer.is-open{display:block}
.mobile-drawer a{
  display:block;padding:13px 4px;font-size:15px;font-weight:600;color:var(--muted);
  border-bottom:1px solid var(--line);
}
.mobile-drawer a.active{color:var(--brand)}
.mobile-drawer .btn{width:100%;margin-top:16px}
@media (max-width:1023px){
  .main-nav,.nav-search{display:none}
  .nav-toggle{display:grid}
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:var(--pill);
  font-size:15px;font-weight:600;line-height:1;border:1.5px solid transparent;
  text-decoration:none;cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,filter .2s ease;
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:var(--shadow-1)}
.btn-primary:hover{filter:brightness(1.06);transform:translateY(-2px);box-shadow:var(--shadow-2);color:#fff}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:#fff;color:var(--brand);border-color:var(--brand)}
.btn-ghost:hover{background:#F4F0FE;transform:translateY(-2px);color:var(--brand)}
.btn-ghost:active{transform:translateY(0)}
.btn-sm{height:42px;padding:0 20px;font-size:14px}
.btn-block{width:100%}

/* ---------- 通用 ---------- */
.section{padding:48px 0}
@media (min-width:768px){.section{padding:72px 0}}
@media (min-width:1024px){.section{padding:96px 0}}
.section-alt{background:var(--surface-alt)}
.section-head{max-width:820px;margin:0 auto 32px;text-align:center}
.section-head h2{font-size:clamp(22px,2.8vw,34px);font-weight:700;line-height:1.3;margin:14px 0 14px}
.section-head p{color:var(--muted);font-size:16px;line-height:1.85}
.eyebrow{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;font-weight:600;color:var(--brand);
  background:#F4F0FE;border:1px solid #E9E0FF;border-radius:var(--pill);padding:5px 14px;
}
.breadcrumb{
  display:flex;align-items:center;justify-content:center;gap:8px;
  font-size:13px;color:var(--soft);margin-bottom:20px;flex-wrap:wrap;
}
.breadcrumb a{color:var(--soft)}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb .current{color:var(--soft)}
.breadcrumb span.sep{color:#CFC9E4}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;padding:56px 0 56px;text-align:center;background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat}
.hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(255,255,255,.95) 0%,rgba(246,244,251,.92) 58%,#F6F4FB 100%);
}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:repeating-linear-gradient(115deg,rgba(108,59,244,.07) 0 2px,transparent 2px 16px);
  opacity:.6;
}
.hero .container{position:relative;z-index:2}
.hero h1{
  font-size:clamp(28px,4.4vw,48px);font-weight:800;line-height:1.28;
  letter-spacing:-.01em;margin:20px auto 18px;max-width:900px;
}
.hero-sub{font-size:18px;line-height:1.75;color:var(--muted);max-width:780px;margin:0 auto 30px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;justify-content:center}
.hero-stats{display:flex;flex-wrap:wrap;gap:16px;justify-content:center;margin-top:40px}
.stat{
  background:#fff;border:1px solid var(--line);border-radius:16px;
  padding:14px 24px;min-width:156px;box-shadow:var(--shadow-1);
}
.stat b{display:block;font-size:28px;font-weight:800;line-height:1.2;font-variant-numeric:tabular-nums;color:var(--text)}
.stat span{font-size:13px;color:var(--soft)}

/* ---------- 图文分栏 ---------- */
.split{display:grid;gap:32px;align-items:center}
@media (min-width:900px){.split{grid-template-columns:5fr 6fr;gap:48px}}
.split-media img{border-radius:var(--r-lg);box-shadow:var(--shadow-2);width:100%;object-fit:cover}
.split-copy h2{font-size:clamp(22px,2.8vw,34px);font-weight:700;line-height:1.3;margin:14px 0 16px}
.split-copy p{color:var(--muted);font-size:16px;line-height:1.85;max-width:760px}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:8px 16px;border-radius:var(--pill);
  background:#F4F0FE;color:var(--brand);font-size:14px;font-weight:600;border:1px solid #E9E0FF;
}
.chip i{font-size:12px}

/* ---------- 时间轴 ---------- */
.timeline{position:relative;padding:8px 0}
.timeline::before{
  content:"";position:absolute;left:50%;top:0;bottom:0;width:2px;transform:translateX(-50%);
  background:linear-gradient(180deg,#6C3BF4 0%,#A23BFF 50%,#FF6B4A 100%);
  border-radius:2px;opacity:.8;
}
.tl-item{position:relative;display:grid;grid-template-columns:1fr 72px 1fr;align-items:center;margin-bottom:30px}
.tl-item:last-child{margin-bottom:0}
.tl-item .tl-card{grid-column:1;grid-row:1}
.tl-item .tl-dot{grid-column:2;grid-row:1;justify-self:center}
.tl-item.rev .tl-card{grid-column:3}
.tl-dot{
  width:44px;height:44px;border-radius:50%;background:var(--grad);color:#fff;
  display:grid;place-items:center;font-size:13px;font-weight:700;
  font-variant-numeric:tabular-nums;box-shadow:0 8px 20px rgba(108,59,244,.3);
}
.tl-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px;box-shadow:var(--shadow-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.tl-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:var(--line-hover)}
.tl-card h3{font-size:19px;font-weight:600;line-height:1.4;margin-bottom:10px}
.tl-card p{color:var(--muted);font-size:15px;line-height:1.8}
.tl-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.tl-tags span{
  font-size:13px;color:var(--muted);background:#F6F4FB;border:1px solid var(--line);
  border-radius:var(--pill);padding:4px 12px;
}
@media (max-width:900px){
  .timeline::before{left:22px;transform:none}
  .tl-item{grid-template-columns:1fr;padding-left:64px;margin-bottom:22px}
  .tl-item .tl-card,
  .tl-item.rev .tl-card{grid-column:1;grid-row:auto}
  .tl-item .tl-dot{position:absolute;left:0;top:6px;grid-column:auto;grid-row:auto;justify-self:start}
}

/* ---------- 对照表 ---------- */
.compare-wrap{
  overflow-x:auto;border:1px solid var(--line);border-radius:var(--r-lg);
  background:#fff;box-shadow:var(--shadow-1);
}
table.compare{border-collapse:collapse;width:100%;min-width:660px}
.compare th,.compare td{padding:16px 22px;text-align:left;font-size:15px;border-bottom:1px solid var(--line)}
.compare thead th{background:#FBF9FF;font-weight:700;font-size:15px;white-space:nowrap}
.compare thead th:nth-child(2){color:var(--teal)}
.compare thead th:nth-child(3){color:var(--brand)}
.compare tbody tr:last-child td{border-bottom:0}
.compare td:first-child,
.compare th:first-child{position:sticky;left:0;background:#fff;z-index:2;font-weight:600}
.compare thead th:first-child{background:#FBF9FF}
.compare tbody tr:hover td{background:#FCFAFF}
.compare tbody tr:hover td:first-child{background:#FCFAFF}
.compare .ok{color:var(--teal);font-weight:700}
.compare .no{color:#BEB8CE;font-weight:600}
.compare-note{font-size:13px;color:var(--soft);margin-top:14px;text-align:center}

/* ---------- FAQ ---------- */
.faq-accordion{border:0;background:transparent;display:grid;gap:14px;margin:0}
.faq-accordion li{border:1px solid var(--line);border-radius:var(--r-md);background:#fff;overflow:hidden;list-style:none;transition:box-shadow .25s ease,border-color .25s ease}
.faq-accordion li.is-active{border-color:var(--line-hover);box-shadow:var(--shadow-1)}
.faq-accordion .accordion-title{
  position:relative;display:block;background:transparent;border:0;
  padding:20px 60px 20px 26px;font-size:16px;font-weight:600;line-height:1.5;color:var(--text);
}
.faq-accordion .accordion-title:hover{color:var(--brand)}
.faq-accordion .accordion-title::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--grad);
  opacity:0;transition:opacity .2s ease;
}
.faq-accordion li.is-active .accordion-title::before{opacity:1}
.faq-accordion .accordion-title::after{
  content:"+";position:absolute;right:24px;top:50%;transform:translateY(-50%);
  font-size:20px;font-weight:600;color:var(--brand);transition:transform .2s ease;
}
.faq-accordion li.is-active .accordion-title::after{content:"−";transform:translateY(-50%) rotate(180deg)}
.faq-accordion .accordion-content{
  border:0;background:transparent;padding:0 26px 22px;font-size:15px;line-height:1.8;color:var(--muted);
}
.faq-accordion .accordion-content p{color:var(--muted)}

/* ---------- 表单 ---------- */
.consult-grid{display:grid;gap:28px}
@media (min-width:1024px){.consult-grid{grid-template-columns:5fr 7fr;gap:44px;align-items:start}}
.consult-intro h2{font-size:clamp(22px,2.8vw,34px);font-weight:700;line-height:1.3;margin:14px 0 16px}
.consult-intro p{color:var(--muted);font-size:16px;line-height:1.85}
.consult-list{list-style:none;display:grid;gap:12px;margin-top:22px}
.consult-list li{display:flex;gap:10px;align-items:flex-start;font-size:15px;color:var(--muted)}
.consult-list i{color:var(--teal);font-size:14px;margin-top:6px}
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:28px;box-shadow:var(--shadow-1)}
.form-row{display:grid;gap:18px}
@media (min-width:768px){.form-row{grid-template-columns:repeat(3,1fr)}}
.field{display:flex;flex-direction:column}
.field label{font-size:14px;font-weight:600;margin-bottom:8px;color:var(--text)}
.field .req{color:var(--coral)}
.field input,.field select,.field textarea{
  width:100%;height:48px;border-radius:12px;border:1px solid var(--line);background:#fff;
  padding:0 14px;color:var(--text);font-size:15px;outline:none;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.field textarea{height:120px;padding:12px 14px;resize:vertical;line-height:1.7}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--brand);box-shadow:0 0 0 4px rgba(108,59,244,.12);
}
.field-full{margin-top:18px}
.form-actions{margin-top:22px;display:flex;flex-wrap:wrap;align-items:center;gap:16px}
.form-privacy{font-size:13px;color:var(--soft);line-height:1.7}

/* ---------- CTA 条 ---------- */
.cta-band{
  position:relative;border-radius:var(--r-lg);padding:36px 28px;text-align:center;
  background:linear-gradient(120deg,rgba(108,59,244,.09),rgba(255,107,74,.09));
  border:1.5px solid transparent;
  background-clip:padding-box;
}
.cta-band::before{
  content:"";position:absolute;inset:-1.5px;border-radius:calc(var(--r-lg) + 2px);z-index:-1;
  background:var(--grad);
}
.cta-band{position:relative;z-index:1}
.cta-band h2{font-size:clamp(20px,2.4vw,28px);font-weight:700;line-height:1.35;margin-bottom:12px}
.cta-band p{color:var(--muted);font-size:16px;max-width:720px;margin:0 auto 22px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--dark);color:#CFC9E4;padding:64px 0 0;margin-top:24px}
.footer-grid{display:grid;gap:32px}
@media (min-width:768px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.2fr}}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-mark{width:32px;height:32px;border-radius:10px;background:var(--grad);display:grid;place-items:center;color:#fff;font-size:14px}
.footer-brand strong{display:block;font-size:18px;font-weight:800;color:#fff;line-height:1.2}
.footer-brand em{font-style:normal;font-size:11px;letter-spacing:.14em;color:#A99FD0}
.footer-desc{font-size:14px;line-height:1.85;color:#A79FC6;max-width:360px}
.footer-col h4{font-size:14px;font-weight:600;color:#C9BDF2;margin-bottom:16px}
.footer-col ul{list-style:none;display:grid;gap:10px}
.footer-col a{color:#A79FC6;font-size:14px}
.footer-col a:hover{color:#fff}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:#A79FC6;line-height:1.7}
.footer-contact i{margin-top:6px;font-size:13px;color:#8F87B3}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;align-items:center;
  border-top:1px solid rgba(255,255,255,.1);margin-top:44px;padding-top:22px;padding-bottom:24px;
  font-size:13px;color:#8F87B3;
}
.footer-bottom a{color:#A79FC6}
.footer-bottom a:hover{color:#fff}

/* ---------- 入场动画 ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .26s ease-out,transform .26s ease-out}
.reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
  html{scroll-behavior:auto}
}

/* roulang page: category4 */
:root{
  --brand:#6C3BF4;
  --brand-2:#A23BFF;
  --coral:#FF6B4A;
  --teal:#12C99B;
  --dark:#1B1533;
  --bg:#F6F4FB;
  --surface:#FFFFFF;
  --surface-alt:#FBF9FF;
  --text:#1F1B2E;
  --muted:#5B5670;
  --faint:#8B86A0;
  --border:#E9E4F5;
  --border-hover:#D8CFF2;
  --grad:linear-gradient(120deg,#6C3BF4 0%,#A23BFF 46%,#FF6B4A 100%);
  --font:-apple-system,BlinkMacSystemFont,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  --radius-lg:24px;
  --radius:20px;
  --radius-sm:14px;
  --shadow:0 6px 18px rgba(108,59,244,.08);
  --shadow-hover:0 16px 40px rgba(108,59,244,.16);
  --shadow-dark:0 10px 30px rgba(0,0,0,.28);
  --ease:.2s ease;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  font-variant-numeric:tabular-nums;
}
h1,h2,h3,h4{margin:0;color:var(--text);font-weight:700;line-height:1.3;letter-spacing:-.01em}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand);text-decoration:none;background-color:transparent;transition:color var(--ease)}
a:hover,a:focus{color:var(--brand-2)}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input,select,textarea{font:inherit;color:inherit;font-family:var(--font)}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}

.container{width:100%;max-width:1200px;margin:0 auto;padding-left:20px;padding-right:20px}
@media (min-width:1024px){.container{padding-left:32px;padding-right:32px}}
@media (min-width:1440px){.container{max-width:1320px}}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:90;
  background:#fff;
  border-bottom:1px solid #EDE9F7;
  transition:box-shadow var(--ease);
}
.site-header.is-scrolled{box-shadow:0 2px 8px rgba(31,27,46,.08)}
.header-inner{display:flex;align-items:center;gap:18px;height:68px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:32px;height:32px;border-radius:10px;background:var(--grad);
  display:grid;place-items:center;color:#fff;font-size:14px;flex:0 0 auto;
}
.brand-text strong{display:block;font-size:18px;font-weight:800;line-height:1.15;color:var(--text)}
.brand-text em{display:block;font-style:normal;font-size:11px;font-weight:500;letter-spacing:.16em;color:var(--faint)}
.main-nav{display:none}
@media (min-width:1024px){
  .main-nav{display:flex;align-items:center;gap:6px;margin:0 auto}
  .main-nav a{position:relative;padding:9px 14px;border-radius:8px;font-size:15px;font-weight:600;color:var(--text)}
  .main-nav a:hover{background:#F4F1FB;color:var(--brand)}
  .main-nav a.active{color:var(--brand)}
  .main-nav a.active::after{
    content:"";position:absolute;left:14px;right:14px;bottom:2px;height:3px;
    border-radius:999px;background:var(--grad);
  }
}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto}
.header-search{
  display:none;align-items:center;gap:9px;height:40px;padding:0 16px;
  border-radius:999px;background:#F4F1FB;border:1px solid transparent;
  transition:background var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.header-search i{color:var(--faint);font-size:13px}
.header-search input{border:0;background:transparent;outline:none;width:146px;font-size:14px;color:var(--text)}
.header-search input::placeholder{color:var(--faint)}
.header-search:focus-within{background:#fff;border-color:var(--brand);box-shadow:0 0 0 4px rgba(108,59,244,.12)}
@media (min-width:1024px){.header-search{display:flex}}
.header-cta{display:none;height:42px;padding:0 22px;font-size:15px}
@media (min-width:768px){.header-cta{display:inline-flex}}
.nav-toggle{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  font-size:20px;color:var(--text);transition:background var(--ease),transform var(--ease);
}
.nav-toggle:hover{background:#F4F1FB}
.nav-toggle i{transition:transform var(--ease)}
.nav-toggle.is-open i{transform:rotate(90deg)}
@media (min-width:1024px){.nav-toggle{display:none}}

/* ---------- 移动抽屉 ---------- */
.drawer-overlay{
  position:fixed;inset:0;background:rgba(27,21,51,.52);z-index:110;
  opacity:0;visibility:hidden;transition:opacity .28s ease,visibility .28s ease;
}
.drawer-overlay.is-open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(330px,88vw);background:#fff;z-index:120;
  transform:translateX(102%);transition:transform .28s ease;
  display:flex;flex-direction:column;padding:18px 20px 24px;overflow-y:auto;
}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.drawer-close{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;font-size:18px;color:var(--muted)}
.drawer-close:hover{background:#F4F1FB}
.drawer-nav{display:grid;margin-bottom:24px}
.drawer-nav a{padding:14px 4px;border-bottom:1px solid var(--border);font-size:16px;font-weight:600;color:var(--text)}
.drawer-nav a.active{color:var(--brand)}
.drawer .btn{width:100%;margin-top:auto}
@media (min-width:1024px){.drawer,.drawer-overlay{display:none}}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:999px;
  font-size:15px;font-weight:600;line-height:1;white-space:nowrap;
  transition:transform var(--ease),box-shadow var(--ease),background-color var(--ease),color var(--ease),border-color var(--ease),filter var(--ease);
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 8px 22px rgba(108,59,244,.28)}
.btn-primary:hover{color:#fff;filter:brightness(1.06);transform:translateY(-2px);box-shadow:0 16px 40px rgba(108,59,244,.34)}
.btn-primary:active{transform:translateY(0)}
.btn-outline{background:#fff;color:var(--brand);border:1.5px solid var(--brand)}
.btn-outline:hover{background:#F4F0FE;color:var(--brand);transform:translateY(-2px)}
.btn-ghost-light{background:rgba(255,255,255,.08);color:#fff;border:1.5px solid rgba(255,255,255,.42)}
.btn-ghost-light:hover{background:rgba(255,255,255,.18);color:#fff;transform:translateY(-2px)}
.btn-block{width:100%}

/* ---------- Hero（深色） ---------- */
.hero-dark{position:relative;background:var(--dark);color:#fff;overflow:hidden;padding:48px 0 56px}
@media (min-width:1024px){.hero-dark{padding:64px 0 80px}}
.hero-glow{
  position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(620px 320px at 10% 6%,rgba(108,59,244,.55),transparent 70%),
    radial-gradient(540px 300px at 92% 92%,rgba(255,107,74,.32),transparent 72%);
}
.hero-grid{position:relative;display:grid;gap:36px}
@media (min-width:1024px){.hero-grid{grid-template-columns:1.05fr .95fr;align-items:center;gap:56px}}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.55);margin-bottom:18px}
.crumb a{color:rgba(255,255,255,.72)}
.crumb a:hover{color:#fff}
.crumb span.sep{color:rgba(255,255,255,.32)}
.crumb .now{color:rgba(255,255,255,.5)}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;height:32px;padding:0 16px;border-radius:999px;
  background:rgba(18,201,155,.16);border:1px solid rgba(18,201,155,.42);
  color:#7BEBD0;font-size:13px;font-weight:600;
}
.hero-dark h1{
  color:#fff;font-size:clamp(28px,4.4vw,48px);font-weight:800;line-height:1.28;
  letter-spacing:-.01em;margin:18px 0 16px;max-width:16em;
}
.hero-sub{color:rgba(255,255,255,.78);font-size:18px;line-height:1.75;margin:0 0 28px;max-width:620px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px}
.hero-stats{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
.hero-stats li{
  display:inline-flex;align-items:baseline;gap:8px;padding:9px 18px;border-radius:999px;
  border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.06);
  font-size:13px;color:rgba(255,255,255,.85);
}
.hero-stats b{font-size:20px;font-weight:800;color:#fff;line-height:1}
.hero-media{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-dark)}
.hero-media img{width:100%;height:240px;object-fit:cover}
@media (min-width:768px){.hero-media img{height:320px}}
@media (min-width:1024px){.hero-media img{height:396px}}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(108,59,244,.42),rgba(255,107,74,.32));
}
.hero-media figcaption{
  position:absolute;left:20px;right:20px;bottom:18px;z-index:2;
  color:#fff;font-size:14px;font-weight:600;text-shadow:0 2px 10px rgba(0,0,0,.35);
}

/* ---------- 通用区块 ---------- */
.section{padding:48px 0}
@media (min-width:768px){.section{padding:72px 0}}
@media (min-width:1024px){.section{padding:96px 0}}
.section-alt{background:var(--surface-alt)}
.section-head{margin-bottom:28px;max-width:820px}
@media (min-width:1024px){.section-head{margin-bottom:36px}}
.section-head h2{font-size:clamp(22px,2.8vw,34px)}
.section-head p{margin-top:14px;color:var(--muted);font-size:17px;line-height:1.8}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;height:28px;padding:0 14px;border-radius:999px;
  background:#F1ECFE;color:var(--brand);font-size:13px;font-weight:600;margin-bottom:14px;
}
.eyebrow.coral{background:#FFEFEA;color:#D8412A}
.eyebrow.teal{background:#E4FAF3;color:#0B8E6D}

/* ---------- 速览：左图右列表 ---------- */
.overview{display:grid;gap:32px}
@media (min-width:1024px){.overview{grid-template-columns:5fr 7fr;gap:52px;align-items:center}}
.overview-media{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow)}
.overview-media img{width:100%;height:280px;object-fit:cover;transition:transform .3s ease-out}
@media (min-width:1024px){.overview-media img{height:400px}}
.overview-media:hover img{transform:scale(1.03)}
.path-list{display:grid;gap:16px}
.path-item{
  display:grid;grid-template-columns:44px 1fr;gap:16px;align-items:start;
  background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:22px 24px;
  box-shadow:var(--shadow);transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.path-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--border-hover)}
.path-icon{
  width:44px;height:44px;border-radius:14px;background:#F1ECFE;color:var(--brand);
  display:grid;place-items:center;font-size:17px;
}
.path-item h3{font-size:18px;font-weight:600;margin-bottom:6px}
.path-item p{color:var(--muted);font-size:15px;line-height:1.75;margin:0}

/* ---------- 对比矩阵 ---------- */
.compare-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;padding-bottom:6px}
.compare-grid{
  display:grid;
  grid-template-columns:150px repeat(3,minmax(196px,1fr));
  min-width:800px;
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);
  box-shadow:var(--shadow);overflow:visible;
}
.cmp-cell{
  padding:16px 20px;font-size:14px;line-height:1.7;color:var(--muted);
  border-bottom:1px solid var(--border);border-right:1px solid var(--border);
}
.cmp-cell:nth-child(4n){border-right:0}
.cmp-cell.row-label{
  font-size:15px;font-weight:600;color:var(--text);
  position:sticky;left:0;z-index:3;background:#fff;
  box-shadow:1px 0 0 var(--border);
}
.cmp-cell.head{
  font-size:16px;font-weight:700;color:var(--text);
  background:var(--surface-alt);padding-top:22px;padding-bottom:20px;
}
.cmp-cell.head.is-featured{
  position:relative;background:#F5EFFE;color:var(--brand);padding-top:26px;
}
.cmp-cell.head.is-featured::before{
  content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--grad);
}
.tag-hot{
  display:inline-flex;align-items:center;height:22px;padding:0 10px;margin-left:8px;
  border-radius:999px;background:var(--coral);color:#fff;font-size:12px;font-weight:600;
  vertical-align:middle;
}
.cmp-cell.is-featured{background:#FAF6FF}
.cmp-cell .mark{display:inline-flex;align-items:center;gap:8px;color:var(--text);font-size:14px}
.cmp-cell .mark i{font-size:14px}
.cmp-cell .mark i.yes{color:var(--teal)}
.cmp-cell .mark i.no{color:#C9C3DA}
.cmp-note{
  display:flex;align-items:flex-start;gap:10px;margin-top:18px;
  font-size:14px;color:var(--faint);line-height:1.75;
}
.cmp-note i{color:var(--brand);margin-top:5px}

/* ---------- 流程步骤 ---------- */
.steps{display:grid;gap:20px}
@media (min-width:768px){.steps{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.steps{grid-template-columns:repeat(4,1fr)}}
.step{
  position:relative;background:#fff;border:1px solid var(--border);border-radius:var(--radius);
  padding:26px 24px;box-shadow:var(--shadow);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--border-hover)}
.step-num{
  width:36px;height:36px;border-radius:999px;background:var(--grad);color:#fff;
  font-size:14px;font-weight:700;display:grid;place-items:center;margin-bottom:16px;
}
.step h3{font-size:18px;font-weight:600;margin-bottom:8px}
.step p{color:var(--muted);font-size:15px;line-height:1.78;margin:0}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:14px;max-width:920px}
.faq-item{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius);
  overflow:hidden;transition:border-color var(--ease),box-shadow var(--ease);
}
.faq-item.is-open{border-color:var(--border-hover);box-shadow:var(--shadow)}
.faq-q{
  position:relative;width:100%;display:flex;align-items:center;justify-content:space-between;
  gap:16px;padding:20px 24px;text-align:left;font-size:16px;font-weight:600;color:var(--text);
}
.faq-item.is-open .faq-q::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:999px;background:var(--grad);
}
.faq-icon{
  flex:0 0 auto;width:26px;height:26px;border-radius:999px;background:#F4F1FB;color:var(--brand);
  display:grid;place-items:center;font-size:12px;transition:transform var(--ease),background-color var(--ease),color var(--ease);
}
.faq-item.is-open .faq-icon{transform:rotate(180deg);background:var(--brand);color:#fff}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-a-inner{padding:0 24px 22px;color:var(--muted);font-size:15px;line-height:1.85}

/* ---------- 咨询表单 ---------- */
.consult{display:grid;gap:32px}
@media (min-width:1024px){.consult{grid-template-columns:5fr 7fr;gap:52px;align-items:start}}
.consult-intro h2{font-size:clamp(22px,2.8vw,32px);margin-bottom:16px}
.consult-intro p{color:var(--muted);font-size:16px;line-height:1.85;max-width:520px}
.consult-points{display:grid;gap:14px;margin-top:26px}
.consult-points li{display:flex;gap:12px;align-items:flex-start;font-size:15px;color:var(--muted);line-height:1.75}
.consult-points i{color:var(--teal);margin-top:6px;font-size:14px}
.form-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);
  padding:26px 24px;box-shadow:var(--shadow);
}
@media (min-width:768px){.form-card{padding:32px}}
.field{margin-bottom:18px}
.field label{display:block;font-size:14px;font-weight:600;color:var(--text);margin-bottom:8px}
.field input,.field select,.field textarea{
  width:100%;height:48px;padding:0 16px;border:1px solid var(--border);border-radius:12px;
  background:#fff;outline:none;font-size:15px;color:var(--text);
  transition:border-color var(--ease),box-shadow var(--ease);
}
.field textarea{height:auto;min-height:120px;padding:13px 16px;line-height:1.75;resize:vertical}
.field input::placeholder,.field textarea::placeholder{color:var(--faint)}
.field select{
  appearance:none;-webkit-appearance:none;
  background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%238B86A0' d='M6 8 0 2l1.4-1.4L6 5.2 10.6.6 12 2z'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 16px center;padding-right:42px;
}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--brand);box-shadow:0 0 0 4px rgba(108,59,244,.12)}
.field.has-error input,.field.has-error select,.field.has-error textarea{border-color:var(--coral);box-shadow:0 0 0 4px rgba(255,107,74,.12)}
.field-tip{margin-top:7px;font-size:13px;color:var(--coral);display:none}
.field.has-error .field-tip{display:block}
.form-privacy{margin-top:14px;font-size:13px;color:var(--faint);line-height:1.7;text-align:center}
.form-success{
  display:none;margin-bottom:18px;padding:12px 16px;border-radius:12px;
  background:#E4FAF3;color:#0B8E6D;font-size:14px;line-height:1.7;
}
.form-success.is-visible{display:block}

/* ---------- 频道胶囊 ---------- */
.chips{display:flex;flex-wrap:wrap;gap:12px}
.chip{
  display:inline-flex;align-items:center;gap:9px;height:44px;padding:0 22px;border-radius:999px;
  background:#fff;border:1px solid var(--border);color:var(--text);font-size:15px;font-weight:600;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease),color var(--ease);
}
.chip i{font-size:13px;color:var(--brand)}
.chip:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px);box-shadow:var(--shadow)}
.chip.is-current{background:var(--grad);color:#fff;border-color:transparent;box-shadow:0 8px 22px rgba(108,59,244,.26)}
.chip.is-current i{color:#fff}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--dark);color:rgba(255,255,255,.72);padding-top:56px}
.footer-grid{display:grid;gap:34px;padding-bottom:40px}
@media (min-width:768px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.15fr;gap:40px}}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-mark{width:32px;height:32px;border-radius:10px;background:var(--grad);display:grid;place-items:center;color:#fff;font-size:14px}
.footer-brand strong{display:block;font-size:18px;font-weight:800;color:#fff;line-height:1.15}
.footer-brand em{display:block;font-style:normal;font-size:11px;letter-spacing:.16em;color:rgba(255,255,255,.6)}
.footer-desc{font-size:14px;line-height:1.85;color:rgba(255,255,255,.62);max-width:360px;margin:0}
.footer-col h4{color:#CFC3F5;font-size:14px;font-weight:600;margin-bottom:16px}
.footer-col ul{display:grid;gap:11px}
.footer-col a{color:rgba(255,255,255,.7);font-size:14px}
.footer-col a:hover{color:#fff}
.footer-contact li{display:flex;gap:10px;font-size:14px;color:rgba(255,255,255,.68);line-height:1.7}
.footer-contact i{color:var(--brand-2);margin-top:5px;font-size:13px}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;
  border-top:1px solid rgba(255,255,255,.12);
  padding-top:20px;padding-bottom:28px;font-size:13px;color:rgba(255,255,255,.55);
}
.footer-bottom p{margin:0}
.footer-bottom a{color:rgba(255,255,255,.72)}
.footer-bottom a:hover{color:#fff}

@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important}
  html{scroll-behavior:auto}
}