/* roulang page: index */
:root{
  --coral:#FF4D3D;
  --magenta:#FF3D8B;
  --violet:#7A3DFF;
  --teal:#00C2A8;
  --ink:#1B1033;
  --ink-2:#2A1A4A;
  --muted:#6B5B7A;
  --bg:#FFF8F5;
  --bg-alt:#FFF1EC;
  --card:#FFFFFF;
  --line:rgba(27,16,51,.06);
  --line-strong:rgba(255,77,61,.18);
  --grad:linear-gradient(120deg,#FF4D3D 0%,#FF3D8B 55%,#7A3DFF 100%);
  --grad-soft:linear-gradient(120deg,rgba(255,77,61,.10) 0%,rgba(255,61,139,.10) 55%,rgba(122,61,255,.10) 100%);
  --r-lg:24px; --r-md:16px; --r-sm:12px; --r-pill:999px;
  --sh-1:0 8px 24px rgba(27,16,51,.08);
  --sh-2:0 16px 48px rgba(255,61,139,.18);
  --sec-y:96px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;padding:0;
  font-family:system-ui,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  font-size:17px;line-height:1.8;color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
input,textarea{font:inherit;color:inherit}
:focus-visible{outline:3px solid rgba(255,77,61,.4);outline-offset:2px;border-radius:8px}

.wrap{max-width:1200px;margin:0 auto;padding:0 32px}
.section{padding:var(--sec-y) 0}
.section-alt{background:var(--bg-alt)}
.sec-head{max-width:760px;margin-bottom:44px}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}
.sec-tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 16px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--line-strong);
  color:var(--coral);font-size:13px;font-weight:600;letter-spacing:.04em;
  box-shadow:var(--sh-1);margin-bottom:18px;
}
.sec-tag i{width:7px;height:7px;border-radius:50%;background:var(--grad);display:inline-block}
h2.sec-title{font-size:clamp(24px,3.2vw,34px);font-weight:800;line-height:1.25;letter-spacing:-.01em}
.sec-desc{margin-top:14px;color:var(--muted);font-size:16px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 28px;border-radius:var(--r-pill);
  font-size:15.5px;font-weight:600;line-height:1;
  transition:transform .22s ease, box-shadow .22s ease, background .22s ease, color .22s ease, filter .22s ease;
  white-space:nowrap;
}
.btn-primary{
  color:#fff;background:var(--grad);background-size:160% 100%;
  box-shadow:0 10px 26px rgba(255,61,139,.28);
}
.btn-primary:hover{transform:translateY(-2px);filter:brightness(1.06);box-shadow:0 16px 40px rgba(255,61,139,.34);background-position:100% 0}
.btn-ghost{
  color:var(--coral);background:#fff;border:1.5px solid rgba(255,77,61,.45);
}
.btn-ghost:hover{background:#FFF1EC;transform:translateY(-2px);box-shadow:var(--sh-1)}
.btn-light{background:#fff;color:var(--ink);box-shadow:var(--sh-1)}
.btn-light:hover{transform:translateY(-2px);color:var(--coral)}
.btn-sm{padding:10px 22px;font-size:14.5px}
.btn:active{transform:translateY(0)}

/* ---------- 导航 ---------- */
.nav-shell{position:sticky;top:14px;z-index:70;padding:0 20px;pointer-events:none}
.nav-pill{
  pointer-events:auto;
  max-width:1200px;margin:0 auto;
  display:flex;align-items:center;gap:20px;
  padding:10px 14px 10px 18px;
  background:rgba(255,255,255,.86);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border:1px solid var(--line-strong);
  border-radius:var(--r-pill);
  box-shadow:0 10px 30px rgba(27,16,51,.08);
  transition:box-shadow .25s ease, padding .25s ease;
}
.nav-pill.scrolled{box-shadow:0 14px 36px rgba(27,16,51,.14);padding:7px 12px 7px 16px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:40px;height:40px;border-radius:14px;
  background:var(--grad);display:grid;place-items:center;
  box-shadow:0 8px 18px rgba(255,61,139,.32);
}
.brand-mark svg{width:21px;height:21px;fill:none;stroke:#fff;stroke-width:2.1;stroke-linecap:round;stroke-linejoin:round}
.brand-text{font-size:17px;font-weight:800;letter-spacing:-.01em;color:var(--ink)}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-links a{
  position:relative;padding:9px 15px;border-radius:var(--r-pill);
  font-size:15px;font-weight:500;color:var(--ink-2);
  transition:color .2s ease, background .2s ease;
}
.nav-links a:hover{color:var(--coral);background:rgba(255,77,61,.07)}
.nav-links a.active{color:#fff;background:var(--grad);font-weight:600;box-shadow:0 8px 20px rgba(255,61,139,.26)}
.nav-right{display:flex;align-items:center;gap:10px;flex-shrink:0}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:14px;
  border:1px solid var(--line-strong);background:#fff;place-items:center;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;position:relative;transition:.25s}
.nav-toggle span::before,.nav-toggle span::after{
  content:'';position:absolute;left:0;width:18px;height:2px;background:var(--ink);border-radius:2px;transition:.25s
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.nav-toggle.open span{background:transparent}
.nav-toggle.open span::before{transform:rotate(45deg);top:0}
.nav-toggle.open span::after{transform:rotate(-45deg);top:0}
.nav-mobile{
  pointer-events:auto;
  max-width:1200px;margin:10px auto 0;
  background:rgba(255,255,255,.97);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border:1px solid var(--line-strong);border-radius:26px;
  box-shadow:0 20px 44px rgba(27,16,51,.14);
  padding:14px;display:none;
}
.nav-mobile.open{display:block}
.nav-mobile a{
  display:block;padding:13px 18px;border-radius:18px;
  font-size:16px;font-weight:500;color:var(--ink-2);
}
.nav-mobile a:hover{background:rgba(255,77,61,.07);color:var(--coral)}
.nav-mobile a.active{background:var(--grad);color:#fff;font-weight:600}
.nav-mobile .m-cta{margin-top:8px}

/* ---------- Hero ---------- */
.hero{position:relative;padding:64px 0 88px;overflow:hidden}
.hero::before{
  content:'';position:absolute;inset:-140px -10% 20% -10%;
  background:radial-gradient(60% 60% at 18% 22%, rgba(255,77,61,.16) 0%, rgba(255,77,61,0) 70%),
             radial-gradient(52% 52% at 82% 8%, rgba(122,61,255,.14) 0%, rgba(122,61,255,0) 72%);
  z-index:0;pointer-events:none;
}
.hero-grid{
  position:relative;z-index:1;
  display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:center;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  padding:7px 18px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--line-strong);
  color:var(--coral);font-size:13.5px;font-weight:600;
  box-shadow:var(--sh-1);margin-bottom:22px;
}
.eyebrow i{width:7px;height:7px;border-radius:50%;background:var(--teal);display:inline-block;box-shadow:0 0 0 3px rgba(0,194,168,.18)}
h1.hero-title{
  font-size:clamp(30px,5vw,52px);font-weight:800;line-height:1.15;letter-spacing:-.02em;
}
h1.hero-title em{
  font-style:normal;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{margin-top:20px;font-size:18px;color:var(--muted);max-width:560px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-points{display:flex;flex-wrap:wrap;gap:12px 26px;margin-top:34px}
.hero-points li{display:flex;align-items:center;gap:9px;font-size:15px;color:var(--ink-2);font-weight:500}
.hero-points li svg{width:18px;height:18px;flex:none;stroke:var(--teal);stroke-width:2.4;fill:none}
.hero-visual{position:relative}
.hero-visual .frame{
  position:relative;border-radius:32px;overflow:hidden;
  box-shadow:0 24px 60px rgba(27,16,51,.16);
  border:6px solid #fff;background:#FFE7E1;
}
.hero-visual .frame img{width:100%;aspect-ratio:4/3.4;object-fit:cover}
.float-badge{
  position:absolute;display:inline-flex;align-items:center;gap:8px;
  padding:10px 18px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.94);border:1px solid var(--line-strong);
  font-size:13.5px;font-weight:600;color:var(--ink-2);
  box-shadow:var(--sh-1);white-space:nowrap;
}
.float-badge i{width:8px;height:8px;border-radius:50%;background:var(--teal);display:inline-block}
.badge-a{left:-18px;top:38px}
.badge-b{right:-14px;bottom:52px}
.badge-b i{background:var(--coral)}

/* ---------- 数据徽章带 ---------- */
.badge-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.badge-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:22px 22px;display:flex;align-items:center;gap:14px;
  box-shadow:var(--sh-1);transition:transform .25s ease, box-shadow .25s ease;
}
.badge-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.badge-ico{
  width:44px;height:44px;border-radius:14px;flex:none;display:grid;place-items:center;
  background:var(--grad-soft);border:1px solid rgba(0,194,168,.28);
}
.badge-ico svg{width:20px;height:20px;stroke:var(--coral);stroke-width:2;fill:none;stroke-linecap:round;stroke-linejoin:round}
.badge-card b{display:block;font-size:16px;font-weight:700;line-height:1.4}
.badge-card span{font-size:13.5px;color:var(--muted)}

/* ---------- 优惠阶梯 ---------- */
.tier-list{display:flex;flex-direction:column;gap:20px}
.tier{
  border-radius:var(--r-lg);padding:26px 30px;
  display:flex;align-items:center;gap:24px;
  border:1px solid var(--line);
  background:#fff;
  box-shadow:var(--sh-1);
  transition:transform .28s ease, box-shadow .28s ease;
}
.tier:hover{transform:translateX(6px);box-shadow:var(--sh-2)}
.tier-1{width:80%;background:linear-gradient(120deg,#FFF3F0,#FFECF3)}
.tier-2{width:90%;background:linear-gradient(120deg,#FFE9E5,#FFE3F0)}
.tier-3{width:100%;background:var(--grad);color:#fff;border-color:transparent}
.tier-rank{
  width:52px;height:52px;border-radius:16px;flex:none;display:grid;place-items:center;
  font-size:19px;font-weight:800;background:#fff;color:var(--coral);box-shadow:var(--sh-1);
}
.tier-3 .tier-rank{background:rgba(255,255,255,.2);color:#fff;box-shadow:none;border:1px solid rgba(255,255,255,.5)}
.tier-body{flex:1;min-width:0}
.tier-body h3{font-size:20px;font-weight:700;line-height:1.35}
.tier-body p{margin-top:6px;font-size:14.5px;color:var(--ink-2)}
.tier-3 .tier-body p{color:rgba(255,255,255,.9)}
.tier-cta{
  flex:none;padding:11px 24px;border-radius:var(--r-pill);
  background:#fff;color:var(--coral);font-size:14.5px;font-weight:600;
  box-shadow:var(--sh-1);transition:transform .2s ease, color .2s ease;
}
.tier-cta:hover{transform:translateY(-2px);color:var(--magenta)}
.tier-3 .tier-cta{background:#fff;color:var(--magenta)}

/* ---------- 套餐对比 ---------- */
.plan-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:start}
.plan{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:32px 28px;box-shadow:var(--sh-1);position:relative;
  transition:transform .28s ease, box-shadow .28s ease;
}
.plan:hover{transform:translateY(-6px);box-shadow:var(--sh-2)}
.plan.featured{
  transform:translateY(-12px);
  border:2px solid transparent;
  background:linear-gradient(#fff,#fff) padding-box, var(--grad) border-box;
  box-shadow:0 20px 52px rgba(255,61,139,.2);
}
.plan.featured:hover{transform:translateY(-18px)}
.plan-badge{
  position:absolute;top:-14px;left:50%;transform:translateX(-50%);
  padding:7px 20px;border-radius:var(--r-pill);
  background:var(--grad);color:#fff;font-size:13px;font-weight:700;
  box-shadow:0 8px 20px rgba(255,61,139,.32);white-space:nowrap;
}
.plan h3{font-size:21px;font-weight:700}
.plan .plan-sub{margin-top:8px;font-size:14px;color:var(--muted)}
.plan .plan-line{height:1px;background:var(--line);margin:22px 0}
.plan ul li{display:flex;gap:11px;align-items:flex-start;padding:9px 0;font-size:15px;color:var(--ink-2)}
.plan ul li svg{width:18px;height:18px;flex:none;margin-top:4px;stroke:var(--teal);stroke-width:2.4;fill:none}
.plan .btn{width:100%;margin-top:24px}

/* ---------- 限时条带 ---------- */
.strip-wrap{padding:0 0 0}
.strip{
  border-radius:32px;background:var(--grad);color:#fff;
  padding:38px 44px;display:flex;align-items:center;gap:28px;flex-wrap:wrap;
  box-shadow:0 22px 56px rgba(255,61,139,.26);
  position:relative;overflow:hidden;
}
.strip::after{
  content:'';position:absolute;right:-60px;top:-60px;width:220px;height:220px;
  border-radius:50%;border:26px solid rgba(255,255,255,.13);
}
.strip-txt{flex:1;min-width:260px;position:relative;z-index:1}
.strip-txt strong{display:block;font-size:clamp(20px,2.6vw,26px);font-weight:800;line-height:1.35}
.strip-txt span{display:block;margin-top:8px;font-size:14.5px;color:rgba(255,255,255,.9)}
.strip-actions{display:flex;align-items:center;gap:14px;position:relative;z-index:1;flex-wrap:wrap}
.strip-chip{
  padding:10px 20px;border-radius:var(--r-pill);
  border:1px dashed rgba(255,255,255,.65);font-size:14px;font-weight:600;
}

/* ---------- 最新信息 ---------- */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.post-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh-1);display:flex;flex-direction:column;
  transition:transform .26s ease, box-shadow .26s ease;
}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.post-thumb{position:relative;background:#FFEDE8;overflow:hidden}
.post-thumb img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .5s ease}
.post-card:hover .post-thumb img{transform:scale(1.05)}
.post-cat{
  position:absolute;left:14px;top:14px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.92);color:var(--coral);
  font-size:12.5px;font-weight:700;
}
.post-body{padding:22px 22px 26px;display:flex;flex-direction:column;flex:1}
.post-body h3{
  font-size:18px;font-weight:700;line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-body p{
  margin-top:10px;font-size:14.5px;color:var(--muted);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.post-meta{
  margin-top:auto;padding-top:18px;display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--muted);
}
.post-meta .go{color:var(--coral);font-weight:600}
.empty-state{
  grid-column:1/-1;text-align:center;padding:56px 24px;
  background:#fff;border:1px dashed var(--line-strong);border-radius:var(--r-lg);
}
.empty-state svg{width:46px;height:46px;margin:0 auto 14px;stroke:var(--coral);stroke-width:1.8;fill:none}
.empty-state p{color:var(--muted);margin-bottom:18px}

/* ---------- FAQ ---------- */
.faq-box{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh-1);padding:12px 12px;
}
.faq-item{
  position:relative;border-radius:18px;padding:0 8px;
  transition:background .25s ease;
}
.faq-item::after{
  content:'';position:absolute;left:0;top:22px;bottom:22px;width:4px;border-radius:var(--r-pill);
  background:var(--grad);opacity:0;transition:opacity .25s ease;
}
.faq-item[open]::after{opacity:1}
.faq-item[open]{background:#FFF9F7}
.faq-item + .faq-item{margin-top:6px}
.faq-item summary{
  list-style:none;cursor:pointer;padding:20px 46px 20px 20px;
  font-size:16.5px;font-weight:600;position:relative;border-radius:16px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:'';position:absolute;right:20px;top:50%;width:11px;height:11px;
  border-right:2px solid var(--coral);border-bottom:2px solid var(--coral);
  transform:translateY(-70%) rotate(45deg);transition:transform .25s ease;
}
.faq-item[open] summary::after{transform:translateY(-30%) rotate(-135deg)}
.faq-item .ans{padding:0 46px 22px 20px;font-size:15px;color:var(--muted);line-height:1.85}

/* ---------- 表单 ---------- */
.consult{
  display:grid;grid-template-columns:1fr 1fr;gap:0;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh-1);
}
.consult-left{padding:44px 40px;background:var(--grad-soft)}
.consult-left h3{font-size:clamp(21px,2.4vw,26px);font-weight:800;line-height:1.35}
.consult-left p{margin-top:12px;color:var(--muted);font-size:15.5px}
.consult-points{margin-top:26px;display:flex;flex-direction:column;gap:14px}
.consult-points li{display:flex;gap:12px;align-items:flex-start;font-size:15px;color:var(--ink-2)}
.consult-points li b{
  width:26px;height:26px;border-radius:9px;flex:none;display:grid;place-items:center;
  background:#fff;color:var(--coral);font-size:13px;box-shadow:var(--sh-1)
}
.consult-form{padding:44px 40px}
.field{margin-bottom:18px}
.field label{display:block;font-size:14px;font-weight:600;margin-bottom:8px;color:var(--ink-2)}
.field input,.field textarea{
  width:100%;padding:13px 16px;border-radius:var(--r-sm);
  border:1px solid rgba(27,16,51,.14);background:#FFFDFC;font-size:15px;
  transition:border-color .2s ease, box-shadow .2s ease;
}
.field textarea{min-height:110px;resize:vertical}
.field input:focus,.field textarea:focus{
  outline:none;border-color:var(--coral);box-shadow:0 0 0 4px rgba(255,77,61,.15);
}
.form-note{font-size:13px;color:var(--muted);margin-top:14px}
.consult-form .btn{width:100%;margin-top:6px}

/* ---------- 页脚 ---------- */
footer{background:var(--ink);color:rgba(255,255,255,.76);position:relative;margin-top:0}
footer::before{content:'';display:block;height:2px;background:var(--grad)}
.foot-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;
  padding:72px 0 40px;
}
.foot-brand{display:flex;align-items:center;gap:11px;margin-bottom:18px}
.foot-brand .brand-mark{width:38px;height:38px;border-radius:13px}
.foot-brand b{color:#fff;font-size:17px;font-weight:800}
.foot-grid p{font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.62);max-width:340px}
.foot-col h4{color:#fff;font-size:15.5px;font-weight:700;margin-bottom:18px}
.foot-col a,.foot-col span{
  display:block;font-size:14.5px;color:rgba(255,255,255,.66);
  padding:6px 0;transition:color .2s ease, transform .2s ease;
}
.foot-col a:hover{color:var(--coral);transform:translateX(4px);text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:4px}
.foot-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  padding:22px 0 30px;display:flex;flex-wrap:wrap;gap:12px;
  justify-content:space-between;font-size:13.5px;color:rgba(255,255,255,.5);
}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  :root{--sec-y:72px}
  .wrap{padding:0 24px}
  .nav-links{display:none}
  .nav-toggle{display:grid}
  .nav-shell{top:10px}
  .hero{padding:44px 0 68px}
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .badge-strip{grid-template-columns:repeat(2,1fr)}
  .plan-grid{grid-template-columns:1fr}
  .plan.featured{transform:none;margin:14px 0}
  .plan.featured:hover{transform:translateY(-6px)}
  .post-grid{grid-template-columns:repeat(2,1fr)}
  .consult{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr;gap:34px;padding:56px 0 32px}
}
@media (max-width:640px){
  :root{--sec-y:56px}
  body{font-size:16px}
  .wrap{padding:0 20px}
  .nav-shell{padding:0 12px}
  .brand-text{font-size:15.5px}
  .brand-mark{width:36px;height:36px;border-radius:12px}
  .nav-right .btn-sm{display:none}
  .hero{padding:34px 0 56px}
  h1.hero-title{font-size:clamp(26px,7.4vw,34px)}
  .hero-sub{font-size:16px}
  .hero-actions .btn{flex:1}
  .badge-a{left:8px;top:14px}
  .badge-b{right:8px;bottom:16px}
  .float-badge{padding:8px 14px;font-size:12.5px}
  .badge-strip{grid-template-columns:1fr;gap:14px}
  .tier{flex-direction:column;align-items:flex-start;width:100%;gap:16px;padding:22px}
  .tier-cta{width:100%;text-align:center}
  .post-grid{grid-template-columns:1fr}
  .strip{padding:28px 24px;border-radius:26px}
  .consult-left,.consult-form{padding:30px 22px}
  .foot-grid{grid-template-columns:1fr;gap:28px}
  .sec-head{margin-bottom:30px}
}

/* roulang page: category1 */
:root{
  --coral:#FF4D3D;
  --magenta:#FF3D8B;
  --violet:#7A3DFF;
  --teal:#00C2A8;
  --ink:#1B1033;
  --ink-2:#2A1A4A;
  --bg:#FFF8F5;
  --bg-alt:#FFF1EC;
  --muted:#6B5B7A;
  --line:rgba(27,16,51,.06);
  --grad:linear-gradient(120deg,#FF4D3D 0%,#FF3D8B 55%,#7A3DFF 100%);
  --r-lg:24px;
  --r-md:16px;
  --r-sm:12px;
  --sh-1:0 8px 24px rgba(27,16,51,.08);
  --sh-2:0 16px 48px rgba(255,61,139,.18);
  --sec-y:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,textarea,select{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;line-height:1.25;letter-spacing:-.2px}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:3px solid rgba(255,77,61,.35);outline-offset:2px;border-radius:8px}

.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 32px}
.section{padding:var(--sec-y) 0}
.section-alt{background:var(--bg-alt)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;
  background:#FFF1EC;color:var(--coral);
  font-size:13px;font-weight:700;letter-spacing:.6px;
}
.eyebrow .dot{width:8px;height:8px;border-radius:999px;background:var(--grad)}
.sec-head{max-width:740px;margin-bottom:44px}
.sec-head h2{font-size:clamp(24px,3.2vw,34px);font-weight:700;margin:16px 0 14px}
.sec-head p{color:var(--muted);font-size:16px}
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}

/* ---------- 顶部悬浮胶囊导航 ---------- */
header.site-head{position:fixed;top:16px;left:0;right:0;z-index:80}
.nav-shell{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
.nav-bar{
  display:flex;align-items:center;gap:12px;
  background:rgba(255,255,255,.86);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border:1px solid rgba(255,77,61,.18);
  border-radius:999px;
  padding:10px 12px 10px 16px;
  box-shadow:var(--sh-1);
  transition:box-shadow .25s ease,padding .25s ease;
}
.nav-bar:hover{box-shadow:0 12px 30px rgba(27,16,51,.12)}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:17px;white-space:nowrap}
.brand-mark{
  width:34px;height:34px;flex:0 0 auto;border-radius:999px;
  background:var(--grad);display:grid;place-items:center;
  box-shadow:0 6px 16px rgba(255,61,139,.28);
}
.brand-mark svg{width:18px;height:18px;fill:none;stroke:#fff;stroke-width:2;stroke-linecap:round}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-links a{
  padding:8px 14px;border-radius:999px;font-size:15px;color:#3E2D5C;
  transition:background .2s ease,color .2s ease;white-space:nowrap;
}
.nav-links a:hover{background:#FFF1EC;color:var(--coral)}
.nav-links a.active{background:var(--grad);color:#fff;box-shadow:0 8px 20px rgba(255,61,139,.28)}
.nav-cta{
  padding:10px 20px;border-radius:999px;font-size:15px;font-weight:700;color:#fff;
  background:var(--grad);background-size:180% 180%;
  box-shadow:0 8px 20px rgba(255,61,139,.26);
  transition:transform .2s ease,box-shadow .25s ease,background-position .4s ease;
  white-space:nowrap;
}
.nav-cta:hover{transform:translateY(-1px);box-shadow:var(--sh-2);background-position:100% 50%}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:999px;border:1px solid rgba(255,77,61,.25);
  background:#fff;cursor:pointer;align-items:center;justify-content:center;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);position:relative}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.nav-drawer{
  display:none;margin-top:10px;background:rgba(255,255,255,.96);
  border:1px solid rgba(255,77,61,.18);border-radius:24px;padding:14px;
  box-shadow:var(--sh-1);
}
.nav-drawer.open{display:block}
.nav-drawer a{display:block;padding:12px 16px;border-radius:999px;font-size:15px;color:#3E2D5C}
.nav-drawer a.active{background:var(--grad);color:#fff}
.nav-drawer .nav-cta{display:block;text-align:center;margin-top:8px}

/* ---------- Hero ---------- */
.hero{position:relative;padding:152px 0 84px;overflow:hidden}
.hero::before{
  content:"";position:absolute;top:-160px;right:-140px;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle at 30% 30%,rgba(255,61,139,.24),rgba(122,61,255,.10) 55%,transparent 72%);
  z-index:-1;
}
.hero::after{
  content:"";position:absolute;bottom:-180px;left:-160px;width:460px;height:460px;border-radius:50%;
  background:radial-gradient(circle at 50% 50%,rgba(0,194,168,.16),transparent 70%);
  z-index:-1;
}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.hero h1{
  font-size:clamp(30px,5vw,50px);font-weight:800;line-height:1.15;margin:20px 0 18px;
}
.hero-sub{font-size:17px;color:#483A63;max-width:560px}
.point-list{margin:30px 0 34px;display:grid;gap:14px}
.point-list li{display:flex;gap:14px;align-items:flex-start}
.point-num{
  flex:0 0 auto;width:30px;height:30px;border-radius:999px;display:grid;place-items:center;
  background:#FFF1EC;color:var(--coral);font-weight:800;font-size:14px;border:1px solid rgba(255,77,61,.22);
}
.point-list b{display:block;font-size:16px}
.point-list span{display:block;color:var(--muted);font-size:14.5px;line-height:1.7}
.btn-row{display:flex;flex-wrap:wrap;gap:14px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;border-radius:999px;font-size:15.5px;font-weight:700;
  border:1px solid transparent;cursor:pointer;
  transition:transform .2s ease,box-shadow .25s ease,background-position .4s ease,background-color .2s ease,color .2s ease;
}
.btn-primary{color:#fff;background:var(--grad);background-size:180% 180%;box-shadow:0 10px 26px rgba(255,61,139,.28)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--sh-2);background-position:100% 50%}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:#fff;color:var(--coral);border-color:rgba(255,77,61,.4)}
.btn-ghost:hover{background:#FFF1EC;transform:translateY(-2px)}
.btn-sm{padding:10px 20px;font-size:14.5px}
.hero-figure{position:relative}
.hero-figure .frame{
  border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--sh-2);background:#FFE9E2;aspect-ratio:4/3;
}
.hero-figure .frame img{width:100%;height:100%;object-fit:cover}
.float-badge{
  position:absolute;display:flex;align-items:center;gap:8px;
  background:rgba(255,255,255,.95);border:1px solid rgba(0,194,168,.35);
  border-radius:999px;padding:9px 16px;font-size:13.5px;font-weight:700;color:var(--ink-2);
  box-shadow:var(--sh-1);
}
.float-badge i{width:8px;height:8px;border-radius:999px;background:var(--teal)}
.float-badge.b1{top:22px;left:-18px}
.float-badge.b2{bottom:26px;right:-14px;border-color:rgba(255,77,61,.3)}
.float-badge.b2 i{background:var(--coral)}

/* ---------- 徽章带 ---------- */
.badge-band{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:64px}
.badge-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:20px 22px;box-shadow:var(--sh-1);display:flex;gap:14px;align-items:center;
  transition:transform .25s ease,box-shadow .25s ease;
}
.badge-item:hover{transform:translateY(-4px);box-shadow:0 14px 34px rgba(27,16,51,.12)}
.badge-icon{
  width:42px;height:42px;flex:0 0 auto;border-radius:14px;display:grid;place-items:center;
  background:#FFF1EC;color:var(--coral);font-weight:800;font-size:14px;
}
.badge-item b{display:block;font-size:15.5px}
.badge-item span{display:block;font-size:13px;color:var(--muted)}

/* ---------- 卡片网格 ---------- */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
  box-shadow:var(--sh-1);display:flex;flex-direction:column;
  transition:transform .25s ease,box-shadow .25s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:0 16px 40px rgba(27,16,51,.14)}
.card-media{aspect-ratio:16/10;background:#FFE9E2;overflow:hidden}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.card:hover .card-media img{transform:scale(1.04)}
.card-body{padding:24px;display:flex;flex-direction:column;gap:10px;flex:1}
.tag{
  align-self:flex-start;padding:5px 12px;border-radius:999px;font-size:12.5px;font-weight:700;
  background:#FFF1EC;color:var(--coral);
}
.tag.teal{background:#E6FAF7;color:#00978A}
.card-body h3{font-size:20px;font-weight:600}
.card-body p{color:var(--muted);font-size:15px}
.card-link{margin-top:auto;padding-top:14px;color:var(--coral);font-weight:700;font-size:15px;display:inline-flex;gap:6px;align-items:center}
.card-link:hover{gap:10px;transition:gap .2s ease}

/* ---------- 图文交替区块 ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center}
.split.reverse .split-media{order:2}
.split-media{border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--sh-1);background:#FFE9E2;aspect-ratio:5/4}
.split-media img{width:100%;height:100%;object-fit:cover}
.split h2{font-size:clamp(23px,3vw,32px);font-weight:700;margin:16px 0 14px}
.split p.lead{color:var(--muted);margin-bottom:22px}
.check-list{display:grid;gap:14px}
.check-list li{display:flex;gap:12px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:14px 18px;box-shadow:0 6px 18px rgba(27,16,51,.05)}
.check-list .tick{
  flex:0 0 auto;width:24px;height:24px;border-radius:999px;display:grid;place-items:center;
  background:var(--grad);color:#fff;font-size:13px;font-weight:800;margin-top:3px;
}
.check-list b{display:block;font-size:15.5px}
.check-list span{display:block;color:var(--muted);font-size:14px}

/* ---------- 步骤条 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;position:relative}
.step{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:26px 22px;
  box-shadow:var(--sh-1);transition:transform .25s ease,box-shadow .25s ease;
}
.step:hover{transform:translateY(-4px);box-shadow:0 16px 36px rgba(27,16,51,.13)}
.step-idx{
  width:40px;height:40px;border-radius:999px;display:grid;place-items:center;
  background:var(--grad);color:#fff;font-weight:800;margin-bottom:16px;
}
.step h3{font-size:18px;font-weight:600;margin-bottom:8px}
.step p{color:var(--muted);font-size:14.5px}

/* ---------- FAQ ---------- */
.faq-wrap{display:grid;gap:14px;max-width:900px}
.faq{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh-1);overflow:hidden;
}
.faq summary{
  list-style:none;cursor:pointer;padding:22px 26px;font-weight:700;font-size:16.5px;
  display:flex;gap:14px;align-items:center;position:relative;transition:background .2s ease;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary:hover{background:#FFF8F5}
.faq summary::after{
  content:"+";margin-left:auto;font-size:20px;font-weight:700;color:var(--coral);
  transition:transform .25s ease;
}
.faq[open] summary::after{transform:rotate(45deg)}
.faq[open] summary{color:var(--coral)}
.faq .faq-body{padding:0 26px 24px 26px;border-left:4px solid transparent;color:var(--muted);font-size:15px}
.faq[open] .faq-body{border-image:var(--grad) 1}

/* ---------- 继续了解 ---------- */
.more-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.more-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:26px;
  box-shadow:var(--sh-1);transition:transform .25s ease,box-shadow .25s ease;
}
.more-card:hover{transform:translateY(-4px);box-shadow:0 16px 36px rgba(27,16,51,.13)}
.more-card b{display:block;font-size:17px;margin-bottom:8px}
.more-card p{color:var(--muted);font-size:14.5px;margin-bottom:16px}
.more-card span{color:var(--coral);font-weight:700;font-size:14.5px}

/* ---------- CTA ---------- */
.cta-band{
  border-radius:var(--r-lg);padding:52px;color:#fff;
  background:var(--grad);background-size:180% 180%;
  display:grid;grid-template-columns:1.4fr 1fr;gap:32px;align-items:center;
  box-shadow:var(--sh-2);
}
.cta-band h2{font-size:clamp(23px,3vw,32px);font-weight:700;margin-bottom:12px}
.cta-band p{color:rgba(255,255,255,.9);font-size:15.5px}
.cta-actions{display:flex;flex-direction:column;gap:14px;justify-self:end;width:100%;max-width:280px}
.btn-white{background:#fff;color:var(--coral);box-shadow:0 10px 26px rgba(27,16,51,.18)}
.btn-white:hover{transform:translateY(-2px)}
.btn-line{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.7)}
.btn-line:hover{background:rgba(255,255,255,.24);transform:translateY(-2px)}

/* ---------- 表单 ---------- */
.consult{display:grid;grid-template-columns:1fr 1.1fr;gap:36px;align-items:start}
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-1);padding:30px}
.field{margin-bottom:18px}
.field label{display:block;font-size:14px;font-weight:700;margin-bottom:8px}
.field input,.field textarea{
  width:100%;padding:13px 16px;border-radius:var(--r-sm);border:1px solid rgba(27,16,51,.14);
  background:#FFFCFB;transition:border-color .2s ease,box-shadow .2s ease;outline:none;
}
.field textarea{min-height:110px;resize:vertical}
.field input:focus,.field textarea:focus{border-color:var(--coral);box-shadow:0 0 0 4px rgba(255,77,61,.16)}
.form-tip{font-size:13px;color:var(--muted);margin-top:12px}

/* ---------- 页脚 ---------- */
footer{background:var(--ink);color:#EDE7F5;position:relative;margin-top:8px}
footer::before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:var(--grad)}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px;padding:64px 0 40px}
.foot-brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:800;color:#fff;margin-bottom:14px}
.foot-brand .brand-mark{box-shadow:none}
footer p{color:#B9AECF;font-size:14.5px;line-height:1.9}
.foot-col h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px}
.foot-col a,.foot-col span{display:block;color:#B9AECF;font-size:14.5px;padding:6px 0;transition:color .2s ease}
.foot-col a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px;text-decoration-color:var(--coral);text-decoration-thickness:2px}
.foot-bottom{
  border-top:1px solid rgba(255,255,255,.1);padding:20px 0 28px;
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13.5px;color:#9C8FB8;
}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  :root{--sec-y:72px}
  .nav-links,.nav-bar .nav-cta{display:none}
  .nav-toggle{display:flex;margin-left:auto}
  .hero{padding:132px 0 64px}
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .split{grid-template-columns:1fr;gap:34px}
  .split.reverse .split-media{order:0}
  .badge-band{grid-template-columns:repeat(2,1fr)}
  .card-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .more-grid{grid-template-columns:1fr}
  .cta-band{grid-template-columns:1fr;padding:40px}
  .cta-actions{justify-self:stretch;max-width:none}
  .consult{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr;gap:28px;padding:48px 0 32px}
}
@media (max-width:640px){
  :root{--sec-y:56px}
  .wrap{padding:0 20px}
  .nav-shell{padding:0 14px}
  header.site-head{top:10px}
  .brand{font-size:15.5px}
  .brand-mark{width:30px;height:30px}
  .hero{padding:118px 0 56px}
  .hero h1{margin:16px 0 14px}
  .badge-band{grid-template-columns:1fr;margin-top:46px}
  .card-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .float-badge{position:static;margin-top:12px}
  .float-badge.b1,.float-badge.b2{top:auto;left:auto;right:auto;bottom:auto;display:inline-flex}
  .cta-band{padding:30px 22px}
  .form-card{padding:22px}
  .foot-grid{grid-template-columns:1fr}
  .foot-bottom{flex-direction:column}
  .btn{padding:13px 22px}
}

/* roulang page: article */
:root{
    --primary:#FF4D3D;
    --magenta:#FF3D8B;
    --purple:#7A3DFF;
    --teal:#00C2A8;
    --ink:#1B1033;
    --ink-soft:#2A1A4A;
    --bg:#FFF8F5;
    --bg-soft:#FFF1EC;
    --muted:#6B5B7A;
    --line:rgba(27,16,51,.06);
    --line-strong:rgba(255,77,61,.18);
    --grad:linear-gradient(120deg,#FF4D3D 0%,#FF3D8B 55%,#7A3DFF 100%);
    --shadow-1:0 8px 24px rgba(27,16,51,.08);
    --shadow-2:0 16px 48px rgba(255,61,139,.18);
    --r-lg:24px;
    --r-md:16px;
    --r-sm:12px;
    --r-pill:999px;
  }

  *,*::before,*::after{box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  body{
    margin:0;
    background:var(--bg);
    color:var(--ink);
    font-family:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
    font-size:16px;
    line-height:1.8;
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block;height:auto;}
  a{color:inherit;text-decoration:none;}
  button,input,textarea,select{font:inherit;color:inherit;}
  ul,ol{padding-left:1.25em;margin:0 0 1.4em;}
  h1,h2,h3,h4,p{margin:0;}

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

  /* ---------- 悬浮胶囊导航 ---------- */
  .site-header{
    position:sticky;
    top:12px;
    z-index:60;
    padding:0 16px;
  }
  .nav-shell{
    max-width:1200px;
    margin:0 auto;
    display:flex;
    align-items:center;
    gap:18px;
    padding:10px 12px 10px 18px;
    background:rgba(255,255,255,.86);
    backdrop-filter:blur(14px);
    -webkit-backdrop-filter:blur(14px);
    border:1px solid var(--line-strong);
    border-radius:var(--r-pill);
    box-shadow:var(--shadow-1);
    transition:box-shadow .3s ease;
  }
  .brand{
    display:inline-flex;
    align-items:center;
    gap:10px;
    font-size:17px;
    font-weight:800;
    letter-spacing:.2px;
    color:var(--ink);
    white-space:nowrap;
  }
  .brand-mark{
    width:34px;height:34px;
    flex:0 0 auto;
    display:inline-flex;
    align-items:center;
    justify-content:center;
    border-radius:50%;
    background:var(--grad);
    box-shadow:0 6px 16px rgba(255,61,139,.28);
  }
  .brand-mark svg{width:18px;height:18px;fill:none;stroke:#fff;stroke-width:2;stroke-linecap:round;}
  .nav-links{
    display:flex;
    align-items:center;
    gap:4px;
    margin-left:auto;
  }
  .nav-links a{
    display:inline-block;
    padding:9px 16px;
    border-radius:var(--r-pill);
    font-size:14.5px;
    font-weight:600;
    color:var(--ink-soft);
    transition:background .22s ease,color .22s ease;
  }
  .nav-links a:hover{background:var(--bg-soft);color:var(--primary);}
  .nav-links a.active{
    background:var(--grad);
    color:#fff;
    box-shadow:0 8px 20px rgba(255,77,61,.28);
  }
  .nav-actions{display:flex;align-items:center;gap:8px;margin-left:6px;}
  .nav-toggle{
    display:none;
    width:42px;height:42px;
    border-radius:50%;
    border:1px solid var(--line-strong);
    background:#fff;
    flex-direction:column;
    align-items:center;
    justify-content:center;
    gap:4px;
    cursor:pointer;
    transition:background .2s ease;
  }
  .nav-toggle span{width:18px;height:2px;border-radius:2px;background:var(--ink);}
  .nav-toggle:hover{background:var(--bg-soft);}
  .mobile-panel{
    display:none;
    flex-direction:column;
    gap:6px;
    max-width:1200px;
    margin:10px auto 0;
    padding:14px;
    background:rgba(255,255,255,.96);
    border:1px solid var(--line-strong);
    border-radius:var(--r-lg);
    box-shadow:var(--shadow-1);
  }
  .mobile-panel a{
    padding:12px 16px;
    border-radius:var(--r-md);
    font-weight:600;
    color:var(--ink-soft);
  }
  .mobile-panel a:hover{background:var(--bg-soft);color:var(--primary);}
  .mobile-panel.open{display:flex;}

  /* ---------- 按钮 ---------- */
  .btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    padding:12px 26px;
    border-radius:var(--r-pill);
    border:1px solid transparent;
    font-size:15px;
    font-weight:700;
    line-height:1.2;
    cursor:pointer;
    white-space:nowrap;
    transition:transform .2s ease,box-shadow .25s ease,background .25s ease,color .25s ease;
  }
  .btn-primary{
    background:var(--grad);
    background-size:170% 100%;
    background-position:0 0;
    color:#fff;
    box-shadow:var(--shadow-2);
  }
  .btn-primary:hover{
    background-position:100% 0;
    transform:translateY(-1px);
    box-shadow:0 18px 42px rgba(255,61,139,.32);
  }
  .btn-ghost{
    background:#fff;
    border-color:rgba(255,77,61,.35);
    color:var(--primary);
  }
  .btn-ghost:hover{background:var(--bg-soft);transform:translateY(-1px);}
  .btn:active{transform:translateY(0) scale(.99);}
  .btn:focus-visible,
  a:focus-visible,
  summary:focus-visible,
  input:focus-visible,
  textarea:focus-visible,
  button:focus-visible{
    outline:3px solid rgba(255,77,61,.3);
    outline-offset:2px;
  }

  /* ---------- 徽章 ---------- */
  .badge{
    display:inline-flex;
    align-items:center;
    gap:6px;
    padding:5px 14px;
    border-radius:var(--r-pill);
    background:var(--bg-soft);
    color:var(--primary);
    font-size:13px;
    font-weight:600;
    line-height:1.5;
  }
  .badge-mint{
    background:rgba(0,194,168,.08);
    border:1px solid rgba(0,194,168,.4);
    color:#0b7f70;
  }

  /* ---------- 板块 ---------- */
  main{padding-top:20px;}
  .section{padding:52px 0;}
  @media (min-width:1024px){ .section{padding:84px 0;} }
  .section-head{display:flex;flex-direction:column;gap:10px;max-width:760px;margin-bottom:30px;}
  .eyebrow{
    display:inline-flex;
    align-items:center;
    gap:8px;
    font-size:13px;
    font-weight:700;
    letter-spacing:.08em;
    color:var(--primary);
  }
  .h2{
    font-size:clamp(24px,3.2vw,34px);
    font-weight:800;
    line-height:1.25;
    color:var(--ink);
  }
  .lead{color:var(--muted);font-size:16px;line-height:1.85;}

  /* ---------- 面包屑与文章头部 ---------- */
  .article-top{
    background:linear-gradient(180deg,var(--bg-soft) 0%,rgba(255,248,245,0) 100%);
    padding:20px 0 6px;
  }
  .breadcrumb{
    display:flex;
    align-items:center;
    flex-wrap:wrap;
    gap:8px;
    font-size:13.5px;
    color:var(--muted);
    margin-bottom:20px;
  }
  .breadcrumb a{color:var(--muted);transition:color .2s ease;}
  .breadcrumb a:hover{color:var(--primary);}
  .breadcrumb .sep{color:rgba(27,16,51,.22);}
  .breadcrumb .current{color:var(--ink);font-weight:600;}

  .article-hero{
    position:relative;
    background:#fff;
    border:1px solid var(--line);
    border-radius:var(--r-lg);
    box-shadow:var(--shadow-1);
    padding:34px 26px 28px;
    overflow:hidden;
  }
  .article-hero::before{
    content:"";
    position:absolute;
    top:0;left:0;right:0;
    height:4px;
    background:var(--grad);
  }
  @media (min-width:768px){ .article-hero{padding:44px 44px 34px;} }
  .article-hero h1{
    font-size:clamp(24px,3.6vw,40px);
    font-weight:800;
    line-height:1.25;
    letter-spacing:-.4px;
    margin-bottom:18px;
  }
  .meta-chips{display:flex;flex-wrap:wrap;gap:10px;align-items:center;}
  .chip{
    display:inline-flex;
    align-items:center;
    gap:6px;
    padding:6px 15px;
    border-radius:var(--r-pill);
    background:var(--bg-soft);
    color:var(--primary);
    font-size:13.5px;
    font-weight:600;
  }
  .chip-mint{
    background:rgba(0,194,168,.08);
    border:1px solid rgba(0,194,168,.35);
    color:#0b7f70;
  }
  .chip svg{width:15px;height:15px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;}

  /* ---------- 正文阅读区 ---------- */
  .article-body{
    max-width:760px;
    margin:0 auto;
    font-size:17px;
    line-height:1.9;
    color:#312747;
    word-wrap:break-word;
  }
  .article-body > *:first-child{margin-top:0;}
  .article-body p{margin:0 0 1.45em;}
  .article-body h2{
    position:relative;
    font-size:clamp(22px,3vw,28px);
    font-weight:800;
    line-height:1.35;
    margin:2.1em 0 .8em;
    padding-left:18px;
    color:var(--ink);
  }
  .article-body h2::before{
    content:"";
    position:absolute;
    left:0;top:.24em;bottom:.24em;
    width:5px;
    border-radius:var(--r-pill);
    background:var(--grad);
  }
  .article-body h3{font-size:20px;font-weight:700;margin:1.8em 0 .6em;color:var(--ink);}
  .article-body h4{font-size:17.5px;font-weight:700;margin:1.6em 0 .5em;color:var(--ink-soft);}
  .article-body ul,.article-body ol{margin:0 0 1.4em;padding-left:1.35em;}
  .article-body li{margin:0 0 .55em;}
  .article-body li::marker{color:var(--primary);font-weight:700;}
  .article-body blockquote{
    position:relative;
    margin:1.6em 0;
    padding:18px 22px 18px 28px;
    background:var(--bg-soft);
    border-radius:var(--r-md);
    color:#3a2d55;
  }
  .article-body blockquote::before{
    content:"";
    position:absolute;
    left:0;top:14px;bottom:14px;
    width:4px;
    border-radius:var(--r-pill);
    background:var(--grad);
  }
  .article-body img{
    margin:1.6em auto;
    border-radius:var(--r-md);
    background:var(--bg-soft);
    box-shadow:var(--shadow-1);
  }
  .article-body a{
    color:var(--primary);
    font-weight:600;
    box-shadow:inset 0 -2px 0 rgba(255,77,61,.3);
  }
  .article-body a:hover{box-shadow:inset 0 -2px 0 rgba(255,77,61,.7);}
  .article-body table{
    width:100%;
    border-collapse:separate;
    border-spacing:0;
    margin:1.6em 0;
    background:#fff;
    border:1px solid var(--line);
    border-radius:var(--r-md);
    overflow:hidden;
    box-shadow:var(--shadow-1);
    font-size:15px;
  }
  .article-body th{
    background:var(--grad);
    color:#fff;
    font-weight:600;
    text-align:left;
    padding:12px 16px;
  }
  .article-body td{
    padding:12px 16px;
    border-top:1px solid rgba(27,16,51,.06);
  }
  .article-body tbody tr:nth-child(even) td{background:var(--bg);}
  .article-body code{
    background:var(--bg-soft);
    color:var(--primary);
    padding:2px 7px;
    border-radius:8px;
    font-size:.92em;
  }
  .article-body pre{
    background:var(--ink);
    color:#f4eefe;
    padding:18px 20px;
    border-radius:var(--r-md);
    overflow:auto;
    font-size:14.5px;
    line-height:1.7;
  }
  .article-body hr{
    border:0;
    height:1px;
    background:linear-gradient(90deg,rgba(255,77,61,.45),rgba(255,61,139,.12),transparent);
    margin:2.2em 0;
  }

  .empty-state{
    max-width:620px;
    margin:0 auto;
    padding:48px 28px;
    background:#fff;
    border:1px solid var(--line);
    border-radius:var(--r-lg);
    box-shadow:var(--shadow-1);
    text-align:center;
  }
  .empty-state .empty-icon{
    width:56px;height:56px;
    margin:0 auto 16px;
    border-radius:50%;
    background:var(--bg-soft);
    display:flex;
    align-items:center;
    justify-content:center;
    color:var(--primary);
    font-size:24px;
    font-weight:700;
  }
  .empty-state h2{font-size:22px;font-weight:700;margin-bottom:10px;}
  .empty-state p{color:var(--muted);margin-bottom:22px;}

  /* ---------- 阅读提示 ---------- */
  .tips-grid{
    display:grid;
    grid-template-columns:1fr;
    gap:20px;
  }
  @media (min-width:768px){ .tips-grid{grid-template-columns:repeat(3,1fr);} }
  .tip-card{
    display:flex;
    gap:14px;
    padding:22px;
    background:#fff;
    border:1px solid var(--line);
    border-radius:20px;
    box-shadow:var(--shadow-1);
    transition:transform .25s ease,box-shadow .25s ease;
  }
  .tip-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);}
  .tip-icon{
    flex:0 0 auto;
    width:42px;height:42px;
    border-radius:12px;
    background:var(--bg-soft);
    color:var(--primary);
    display:flex;
    align-items:center;
    justify-content:center;
    font-weight:800;
    font-size:15px;
  }
  .tip-card h3{font-size:17px;font-weight:700;margin-bottom:6px;}
  .tip-card p{font-size:14.5px;color:var(--muted);line-height:1.75;margin:0;}

  /* ---------- 继续了解 ---------- */
  .related-grid{
    display:grid;
    grid-template-columns:1fr;
    gap:22px;
  }
  @media (min-width:640px){ .related-grid{grid-template-columns:repeat(2,1fr);} }
  @media (min-width:1024px){ .related-grid{grid-template-columns:repeat(3,1fr);} }
  .rel-card{
    display:flex;
    flex-direction:column;
    background:#fff;
    border:1px solid var(--line);
    border-radius:var(--r-lg);
    overflow:hidden;
    box-shadow:var(--shadow-1);
    transition:transform .25s ease,box-shadow .25s ease;
  }
  .rel-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);}
  .rel-thumb{
    aspect-ratio:16/10;
    background:var(--bg-soft);
    overflow:hidden;
  }
  .rel-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
  .rel-card:hover .rel-thumb img{transform:scale(1.04);}
  .rel-body{
    display:flex;
    flex-direction:column;
    gap:10px;
    padding:20px 22px 24px;
    flex:1;
  }
  .rel-body h3{font-size:18px;font-weight:700;line-height:1.45;}
  .rel-body p{font-size:14.5px;color:var(--muted);line-height:1.75;margin:0;}
  .rel-link{margin-top:auto;color:var(--primary);font-weight:700;font-size:14.5px;}
  .rel-link:hover{text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:2px;}

  /* ---------- FAQ ---------- */
  .faq-list{display:flex;flex-direction:column;gap:14px;}
  .faq-item{
    background:#fff;
    border:1px solid var(--line);
    border-radius:20px;
    box-shadow:var(--shadow-1);
    overflow:hidden;
    transition:box-shadow .25s ease;
  }
  .faq-item[open]{box-shadow:var(--shadow-2);}
  .faq-item summary{
    position:relative;
    list-style:none;
    cursor:pointer;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:16px;
    padding:20px 24px 20px 30px;
    font-size:17px;
    font-weight:700;
    color:var(--ink);
  }
  .faq-item summary::-webkit-details-marker{display:none;}
  .faq-item summary::before{
    content:"";
    position:absolute;
    left:12px;top:18px;bottom:18px;
    width:4px;
    border-radius:var(--r-pill);
    background:var(--grad);
    opacity:0;
    transition:opacity .25s ease;
  }
  .faq-item[open] summary::before{opacity:1;}
  .faq-item summary::after{
    content:"+";
    font-size:22px;
    font-weight:400;
    color:var(--primary);
    line-height:1;
    flex:0 0 auto;
  }
  .faq-item[open] summary::after{content:"–";}
  .faq-answer{
    padding:0 24px 22px 30px;
    color:var(--muted);
    font-size:15.5px;
    line-height:1.85;
  }

  /* ---------- 咨询 ---------- */
  .consult-card{
    display:grid;
    grid-template-columns:1fr;
    background:#fff;
    border:1px solid var(--line);
    border-radius:var(--r-lg);
    overflow:hidden;
    box-shadow:var(--shadow-1);
  }
  @media (min-width:1024px){ .consult-card{grid-template-columns:1fr 1fr;} }
  .consult-visual{
    position:relative;
    padding:38px 30px;
    background:var(--ink-soft);
    color:#fff;
    overflow:hidden;
  }
  .consult-visual img{
    position:absolute;
    inset:0;
    width:100%;
    height:100%;
    object-fit:cover;
    opacity:.32;
  }
  .consult-visual .inner{position:relative;}
  .consult-visual h2{font-size:clamp(22px,2.8vw,30px);font-weight:800;line-height:1.3;margin-bottom:12px;}
  .consult-visual p{color:rgba(255,255,255,.8);font-size:15.5px;margin-bottom:22px;}
  .consult-points{display:flex;flex-direction:column;gap:12px;}
  .consult-points li{
    display:flex;
    gap:10px;
    align-items:flex-start;
    font-size:15px;
    color:rgba(255,255,255,.9);
    list-style:none;
  }
  .consult-points li span{
    flex:0 0 auto;
    width:22px;height:22px;
    border-radius:50%;
    background:rgba(255,255,255,.16);
    color:#fff;
    font-size:12px;
    font-weight:700;
    display:flex;
    align-items:center;
    justify-content:center;
    margin-top:3px;
  }
  .consult-points{padding:0;margin:0;}
  .consult-form{padding:32px 26px;}
  @media (min-width:768px){ .consult-form{padding:38px 36px;} }
  .consult-form form{display:flex;flex-direction:column;gap:16px;}
  .field{display:flex;flex-direction:column;gap:8px;}
  .field label{font-size:14px;font-weight:600;color:var(--ink-soft);}
  .field input,
  .field textarea{
    width:100%;
    padding:13px 16px;
    background:var(--bg);
    border:1px solid rgba(27,16,51,.1);
    border-radius:var(--r-sm);
    font-size:15px;
    line-height:1.6;
    transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
  }
  .field input:focus,
  .field textarea:focus{
    outline:none;
    background:#fff;
    border-color:var(--primary);
    box-shadow:0 0 0 4px rgba(255,77,61,.14);
  }
  .field textarea{min-height:110px;resize:vertical;}
  .form-note{
    display:none;
    font-size:14px;
    color:#0b7f70;
    background:rgba(0,194,168,.08);
    border:1px solid rgba(0,194,168,.3);
    border-radius:var(--r-sm);
    padding:10px 14px;
  }
  .form-note.show{display:block;}

  /* ---------- 页脚 ---------- */
  footer{
    position:relative;
    margin-top:56px;
    background:var(--ink);
    color:rgba(255,255,255,.75);
  }
  footer::before{
    content:"";
    position:absolute;
    top:0;left:0;right:0;
    height:2px;
    background:var(--grad);
  }
  .foot-grid{
    display:grid;
    grid-template-columns:1fr;
    gap:32px;
    padding:56px 0 36px;
  }
  @media (min-width:640px){ .foot-grid{grid-template-columns:1fr 1fr;} }
  @media (min-width:1024px){ .foot-grid{grid-template-columns:1.5fr 1fr 1fr 1fr;padding:64px 0 44px;} }
  .foot-brand{
    display:flex;
    align-items:center;
    gap:10px;
    font-size:18px;
    font-weight:800;
    color:#fff;
    margin-bottom:14px;
  }
  .foot-grid > div:first-child p{
    font-size:14.5px;
    line-height:1.85;
    color:rgba(255,255,255,.68);
    margin:0;
  }
  .foot-col h4{
    font-size:15px;
    font-weight:700;
    color:#fff;
    margin-bottom:16px;
  }
  .foot-col a,
  .foot-col span{
    display:block;
    font-size:14px;
    color:rgba(255,255,255,.68);
    padding:5px 0;
    transition:color .2s ease,text-decoration-color .2s ease;
  }
  .foot-col a:hover{
    color:var(--primary);
    text-decoration:underline;
    text-decoration-thickness:2px;
    text-underline-offset:4px;
  }
  .foot-bottom{
    display:flex;
    flex-wrap:wrap;
    justify-content:space-between;
    gap:12px;
    padding:20px 0 32px;
    border-top:1px solid rgba(255,255,255,.08);
    font-size:13px;
    color:rgba(255,255,255,.55);
  }

  @media (max-width:1023px){
    .nav-links{display:none;}
    .nav-actions .nav-cta{display:none;}
    .nav-toggle{display:flex;}
  }
  @media (min-width:1024px){
    .mobile-panel{display:none !important;}
  }

/* roulang page: category2 */
:root{
  --brand:#FF4D3D;
  --brand2:#FF3D8B;
  --violet:#7A3DFF;
  --teal:#00C2A8;
  --ink:#1B1033;
  --ink2:#2A1A4A;
  --muted:#6B5B7A;
  --bg:#FFF8F5;
  --bg-soft:#FFF1EC;
  --line:rgba(27,16,51,.08);
  --line-strong:rgba(27,16,51,.14);
  --grad:linear-gradient(120deg,#FF4D3D 0%,#FF3D8B 55%,#7A3DFF 100%);
  --grad-soft:linear-gradient(120deg,rgba(255,77,61,.12),rgba(122,61,255,.12));
  --r-lg:24px;
  --r-xl:28px;
  --r-md:16px;
  --r-sm:12px;
  --sh-1:0 8px 24px rgba(27,16,51,.08);
  --sh-2:0 16px 48px rgba(255,61,139,.18);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  padding:0;
  font-family:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  font-size:17px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;}
button,input,textarea,select{font-family:inherit;font-size:inherit;color:inherit;}
h1,h2,h3,h4,p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:3px solid rgba(255,77,61,.35);outline-offset:2px;}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px;}
.section{padding:96px 0;}
.section.tight{padding:72px 0;}
.section-alt{background:var(--bg-soft);}
.section-head{max-width:760px;margin:0 0 44px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 16px;border-radius:999px;
  background:var(--bg-soft);color:var(--brand);
  font-size:13.5px;font-weight:700;letter-spacing:.4px;
  margin-bottom:18px;
}
.eyebrow i{font-size:12px;}
h1.hero-title{
  font-size:clamp(30px,5vw,52px);
  font-weight:800;line-height:1.15;letter-spacing:-.5px;
  color:var(--ink);margin-bottom:20px;
}
.section-title{
  font-size:clamp(24px,3.2vw,36px);
  font-weight:800;line-height:1.28;color:var(--ink);margin-bottom:14px;
  letter-spacing:-.3px;
}
.section-desc{color:var(--muted);font-size:16.5px;line-height:1.9;}
.grad-text{
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:12px;z-index:80;
  padding:0 16px;
}
.nav-shell{
  max-width:1200px;margin:0 auto;
  display:flex;align-items:center;gap:16px;
  padding:10px 14px 10px 18px;
  background:rgba(255,255,255,.86);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border:1px solid rgba(255,77,61,.18);
  border-radius:999px;
  box-shadow:var(--sh-1);
}
.brand{display:inline-flex;align-items:center;gap:10px;flex:none;}
.brand-mark{
  width:36px;height:36px;border-radius:50%;
  background:var(--grad);
  display:inline-flex;align-items:center;justify-content:center;
  box-shadow:0 6px 16px rgba(255,61,139,.32);
  flex:none;
}
.brand-mark svg{width:19px;height:19px;stroke:#fff;stroke-width:2;fill:none;stroke-linecap:round;}
.brand-text{font-weight:800;font-size:16.5px;color:var(--ink);letter-spacing:-.2px;white-space:nowrap;}
.nav-links{
  display:flex;align-items:center;gap:4px;
  flex:1;justify-content:center;
}
.nav-links a{
  padding:9px 15px;border-radius:999px;
  font-size:15px;font-weight:600;color:var(--ink2);
  white-space:nowrap;
  transition:background .2s,color .2s,box-shadow .2s;
}
.nav-links a:hover{background:var(--bg-soft);color:var(--brand);}
.nav-links a.active{
  color:#fff;background:var(--grad);
  box-shadow:0 8px 20px rgba(255,61,139,.28);
}
.nav-actions{display:flex;align-items:center;gap:10px;flex:none;}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:50%;
  border:1px solid rgba(255,77,61,.25);background:#fff;
  align-items:center;justify-content:center;flex-direction:column;gap:4px;
  cursor:pointer;
}
.nav-toggle span{display:block;width:17px;height:2px;border-radius:2px;background:var(--brand);}
.mobile-menu{
  display:none;
  max-width:1200px;margin:10px auto 0;padding:14px;
  background:rgba(255,255,255,.96);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border:1px solid rgba(255,77,61,.18);
  border-radius:26px;box-shadow:var(--sh-1);
}
.mobile-menu.open{display:block;}
.mobile-menu a{
  display:block;padding:13px 18px;border-radius:16px;
  font-weight:600;color:var(--ink2);font-size:15.5px;
}
.mobile-menu a.active{background:var(--grad);color:#fff;}
.mobile-menu .mm-cta{margin-top:8px;text-align:center;background:var(--grad);color:#fff;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:15px 30px;border-radius:999px;border:1px solid transparent;
  font-size:16px;font-weight:700;line-height:1;cursor:pointer;
  transition:transform .22s,box-shadow .22s,background .22s,filter .22s,color .22s;
}
.btn i{font-size:14px;}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 26px rgba(255,77,61,.3);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 38px rgba(255,61,139,.36);filter:brightness(1.05);}
.btn-ghost{background:#fff;color:var(--brand);border-color:rgba(255,77,61,.38);}
.btn-ghost:hover{background:var(--bg-soft);transform:translateY(-2px);}
.btn-sm{padding:11px 20px;font-size:14px;}
.btn-block{width:100%;}
.btn:active{transform:translateY(0);}

/* ============ Hero ============ */
.hero{
  position:relative;overflow:hidden;
  padding:60px 0 84px;
  background:
    radial-gradient(900px 440px at 88% -12%, rgba(255,61,139,.17), transparent 62%),
    radial-gradient(760px 400px at 2% 14%, rgba(0,194,168,.13), transparent 64%),
    var(--bg);
}
.hero-grid{
  display:grid;grid-template-columns:1.2fr 1fr;gap:52px;align-items:center;
}
.hero-sub{
  font-size:clamp(16px,1.6vw,19px);line-height:1.9;color:var(--muted);
  max-width:560px;margin-bottom:30px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:26px;}
.hero-note{
  display:flex;gap:12px;align-items:flex-start;
  padding:16px 20px;border-radius:18px;
  background:#fff;border:1px solid var(--line);box-shadow:var(--sh-1);
  font-size:14.5px;color:var(--muted);line-height:1.75;
  max-width:600px;
}
.hero-note i{color:var(--teal);margin-top:4px;}
.hero-visual{
  position:relative;border-radius:var(--r-xl);overflow:hidden;
  background:var(--bg-soft);box-shadow:var(--sh-2);
  aspect-ratio:4/3;
}
.hero-visual img{width:100%;height:100%;object-fit:cover;}
.hero-visual::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(200deg,rgba(27,16,51,.06),rgba(27,16,51,.28));
}
.float-badge{
  position:absolute;z-index:2;
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 16px;border-radius:999px;
  background:rgba(255,255,255,.94);
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
  border:1px solid rgba(255,77,61,.16);
  font-size:13px;font-weight:700;color:var(--ink);
  box-shadow:var(--sh-1);
}
.float-badge .dot{width:8px;height:8px;border-radius:50%;background:var(--teal);flex:none;}
.float-badge.b1{top:20px;right:20px;}
.float-badge.b2{bottom:22px;left:20px;}
.float-badge.b3{bottom:22px;right:22px;background:rgba(27,16,51,.86);color:#fff;border-color:transparent;}

/* ============ 步骤条 ============ */
.steps{
  position:relative;
  display:grid;grid-template-columns:repeat(4,1fr);gap:22px;
}
.steps::before{
  content:"";position:absolute;left:7%;right:7%;top:33px;height:2px;
  background:linear-gradient(90deg,rgba(255,77,61,.4),rgba(255,61,139,.35),rgba(122,61,255,.28));
  z-index:0;
}
.step{
  position:relative;z-index:1;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:26px 22px 24px;box-shadow:var(--sh-1);
  transition:transform .25s,box-shadow .25s;
}
.step:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.step-num{
  width:46px;height:46px;border-radius:50%;
  background:var(--grad);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:17px;margin-bottom:16px;
  box-shadow:0 8px 20px rgba(255,61,139,.3);
}
.step h3{font-size:18px;font-weight:700;margin-bottom:8px;color:var(--ink);}
.step p{font-size:14.5px;color:var(--muted);line-height:1.8;}

/* ============ 大卡 ============ */
.feature-stack{display:grid;gap:26px;}
.feature-card{
  display:grid;grid-template-columns:1fr 1fr;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-xl);
  overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .28s,box-shadow .28s;
}
.feature-card:hover{transform:translateY(-5px);box-shadow:var(--sh-2);}
.feature-card.rev .feature-media{order:2;}
.feature-media{position:relative;min-height:300px;background:var(--bg-soft);}
.feature-media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;}
.feature-media .tag{
  position:absolute;top:18px;left:18px;z-index:2;
  padding:7px 16px;border-radius:999px;
  background:rgba(255,255,255,.94);color:var(--brand);
  font-size:13px;font-weight:700;
  border:1px solid rgba(255,77,61,.18);
}
.feature-body{padding:44px 46px;display:flex;flex-direction:column;justify-content:center;}
.feature-body h3{
  font-size:clamp(20px,2.2vw,24px);font-weight:800;color:var(--ink);
  margin-bottom:14px;display:flex;align-items:center;gap:12px;
}
.feature-body h3 .ic{
  width:42px;height:42px;border-radius:14px;flex:none;
  background:var(--grad-soft);color:var(--brand);
  display:inline-flex;align-items:center;justify-content:center;font-size:17px;
}
.feature-body p{color:var(--muted);font-size:15.5px;line-height:1.9;margin-bottom:18px;}
.tick-list{display:grid;gap:11px;margin-bottom:22px;}
.tick-list li{
  display:flex;gap:10px;align-items:flex-start;
  font-size:15px;color:var(--ink2);line-height:1.7;
}
.tick-list li i{color:var(--teal);font-size:14px;margin-top:5px;}
.link-more{
  display:inline-flex;align-items:center;gap:8px;
  font-weight:700;color:var(--brand);font-size:15px;
  transition:gap .2s,color .2s;
}
.link-more:hover{gap:13px;color:var(--brand2);}

/* ============ 数据徽章带 ============ */
.stat-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.stat{
  background:#fff;border:1px solid var(--line);border-radius:20px;
  padding:24px 22px;box-shadow:var(--sh-1);
  display:flex;gap:14px;align-items:flex-start;
  transition:transform .25s,box-shadow .25s,border-color .25s;
}
.stat:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(255,77,61,.22);}
.stat-ic{
  width:46px;height:46px;border-radius:15px;flex:none;
  background:var(--grad-soft);color:var(--brand);
  display:flex;align-items:center;justify-content:center;font-size:18px;
}
.stat b{display:block;font-size:16px;color:var(--ink);margin-bottom:6px;}
.stat span{font-size:14px;color:var(--muted);line-height:1.75;display:block;}

/* ============ 场景卡 ============ */
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.scene-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:34px 30px;box-shadow:var(--sh-1);
  transition:transform .25s,box-shadow .25s;
}
.scene-card:hover{transform:translateY(-5px);box-shadow:var(--sh-2);}
.scene-card .num{
  font-size:13px;font-weight:800;letter-spacing:1px;color:var(--brand2);
  display:block;margin-bottom:14px;
}
.scene-card h3{font-size:19px;font-weight:700;margin-bottom:12px;color:var(--ink);}
.scene-card p{font-size:15px;color:var(--muted);line-height:1.9;}

/* ============ FAQ ============ */
.faq-list{display:grid;gap:14px;max-width:900px;margin:0 auto;}
details.faq{
  position:relative;
  background:#fff;border:1px solid var(--line);border-radius:20px;
  box-shadow:var(--sh-1);overflow:hidden;
  transition:box-shadow .25s,border-color .25s;
}
details.faq:hover{border-color:rgba(255,77,61,.22);}
details.faq[open]{box-shadow:var(--sh-2);}
details.faq[open]::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:4px;
  background:var(--grad);
}
details.faq summary{
  list-style:none;cursor:pointer;
  padding:22px 28px;font-size:17px;font-weight:700;color:var(--ink);
  display:flex;align-items:center;justify-content:space-between;gap:18px;
}
details.faq summary::-webkit-details-marker{display:none;}
details.faq summary::after{
  content:"+";font-size:22px;font-weight:600;color:var(--brand);
  line-height:1;flex:none;transition:transform .2s;
}
details.faq[open] summary::after{content:"–";}
.faq-body{padding:0 28px 24px;color:var(--muted);font-size:15.5px;line-height:1.95;}

/* ============ 交叉入口 ============ */
.cross-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.cross-link{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:24px 26px;background:#fff;
  border:1px solid var(--line);border-radius:20px;box-shadow:var(--sh-1);
  font-weight:700;font-size:16px;color:var(--ink);
  transition:transform .25s,box-shadow .25s,color .25s,border-color .25s;
}
.cross-link small{display:block;font-weight:500;font-size:13.5px;color:var(--muted);margin-top:6px;}
.cross-link i{color:var(--brand);font-size:15px;flex:none;}
.cross-link:hover{transform:translateY(-4px);box-shadow:var(--sh-2);color:var(--brand);border-color:rgba(255,77,61,.28);}

/* ============ CTA 表单 ============ */
.cta-panel{
  display:grid;grid-template-columns:1fr 1fr;gap:44px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-xl);
  box-shadow:var(--sh-2);padding:48px;
  position:relative;overflow:hidden;
}
.cta-panel::before{
  content:"";position:absolute;top:-120px;right:-100px;width:320px;height:320px;
  border-radius:50%;background:radial-gradient(circle,rgba(255,61,139,.16),transparent 68%);
  pointer-events:none;
}
.cta-panel h2{font-size:clamp(22px,2.6vw,30px);font-weight:800;line-height:1.3;margin-bottom:16px;color:var(--ink);}
.cta-panel > div > p{color:var(--muted);font-size:15.5px;line-height:1.9;margin-bottom:24px;}
.point-list{display:grid;gap:14px;}
.point-list li{display:flex;gap:12px;align-items:flex-start;font-size:15px;color:var(--ink2);line-height:1.75;}
.point-list li .pic{
  width:30px;height:30px;border-radius:10px;flex:none;
  background:var(--grad-soft);color:var(--brand);
  display:inline-flex;align-items:center;justify-content:center;font-size:13px;
}
.form-grid{display:grid;gap:18px;position:relative;z-index:1;}
.field{display:flex;flex-direction:column;gap:8px;}
.field label{font-size:14px;font-weight:700;color:var(--ink2);}
.field input,.field textarea{
  width:100%;padding:13px 16px;border-radius:var(--r-sm);
  border:1px solid var(--line-strong);background:#fff;
  font-size:15px;color:var(--ink);
  transition:border-color .2s,box-shadow .2s;
}
.field textarea{min-height:110px;resize:vertical;line-height:1.7;}
.field input::placeholder,.field textarea::placeholder{color:#A796B4;}
.field input:focus,.field textarea:focus{
  outline:none;border-color:var(--brand);
  box-shadow:0 0 0 4px rgba(255,77,61,.14);
}
.form-tip{font-size:13px;color:var(--muted);}

/* ============ 页脚 ============ */
footer{
  position:relative;background:var(--ink);color:rgba(255,255,255,.72);
  margin-top:96px;
}
footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:2px;background:var(--grad);
}
.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 32px;}
.foot-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;
  padding:64px 0 44px;
}
.foot-brand{display:flex;align-items:center;gap:12px;color:#fff;font-size:18px;font-weight:800;margin-bottom:16px;}
.foot-brand .brand-mark{box-shadow:0 6px 18px rgba(255,61,139,.4);}
.foot-grid > div > p{font-size:14.5px;line-height:1.95;color:rgba(255,255,255,.62);max-width:360px;}
.foot-col h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px;letter-spacing:.3px;}
.foot-col a,.foot-col span{
  display:block;font-size:14px;line-height:2.1;
  color:rgba(255,255,255,.66);
  transition:color .2s;
}
.foot-col a:hover{color:var(--brand2);text-decoration:underline;text-underline-offset:4px;}
.foot-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  padding:22px 0;border-top:1px solid rgba(255,255,255,.12);
  font-size:13px;color:rgba(255,255,255,.5);
}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .container{padding:0 28px;}
  .wrap{padding:0 28px;}
  .section{padding:76px 0;}
  .section.tight{padding:60px 0;}
  .hero-grid{grid-template-columns:1fr;gap:40px;}
  .hero-visual{max-width:620px;}
  .stat-strip{grid-template-columns:repeat(2,1fr);}
  .scene-grid{grid-template-columns:repeat(2,1fr);}
  .cross-grid{grid-template-columns:repeat(2,1fr);}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-panel{grid-template-columns:1fr;padding:40px;}
}
@media (max-width:980px){
  .nav-links{display:none;}
  .nav-actions .btn{display:none;}
  .nav-toggle{display:inline-flex;}
  .nav-shell{justify-content:space-between;}
  .steps{grid-template-columns:repeat(2,1fr);}
  .steps::before{display:none;}
  .feature-card{grid-template-columns:1fr;}
  .feature-card.rev .feature-media{order:0;}
  .feature-media{min-height:240px;}
  .feature-body{padding:34px 30px;}
}
@media (max-width:640px){
  body{font-size:16px;}
  .container{padding:0 20px;}
  .wrap{padding:0 20px;}
  .section{padding:56px 0;}
  .section.tight{padding:48px 0;}
  .site-header{top:8px;padding:0 12px;}
  .nav-shell{padding:8px 10px 8px 14px;gap:10px;}
  .brand-text{font-size:15px;}
  .brand-mark{width:32px;height:32px;}
  .hero{padding:40px 0 60px;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .hero-actions .btn{width:100%;}
  .float-badge{font-size:12px;padding:8px 13px;}
  .float-badge.b3{display:none;}
  .steps{grid-template-columns:1fr;gap:16px;}
  .stat-strip{grid-template-columns:1fr;}
  .scene-grid{grid-template-columns:1fr;}
  .cross-grid{grid-template-columns:1fr;}
  .cta-panel{padding:28px 22px;gap:28px;}
  .foot-grid{grid-template-columns:1fr;padding:48px 0 32px;}
  .foot-bottom{flex-direction:column;gap:8px;}
  details.faq summary{padding:18px 20px;font-size:15.5px;}
  .faq-body{padding:0 20px 20px;font-size:15px;}
  .feature-body h3{flex-direction:row;}
}

/* roulang page: category3 */
:root{
  --brand-1:#FF4D3D;
  --brand-2:#FF3D8B;
  --brand-3:#7A3DFF;
  --teal:#00C2A8;
  --ink:#1B1033;
  --ink-2:#2A1A4A;
  --muted:#6B5B7A;
  --bg:#FFF8F5;
  --bg-2:#FFF1EC;
  --line:rgba(27,16,51,.08);
  --line-brand:rgba(255,77,61,.18);
  --radius-lg:24px;
  --radius-md:16px;
  --radius-sm:12px;
  --shadow-1:0 8px 24px rgba(27,16,51,.08);
  --shadow-2:0 16px 48px rgba(255,61,139,.18);
  --grad:linear-gradient(120deg,#FF4D3D 0%,#FF3D8B 55%,#7A3DFF 100%);
  --grad-soft:linear-gradient(120deg,#FFE9E4 0%,#FFE2EF 60%,#EDE4FF 100%);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Helvetica Neue",sans-serif;
  font-size:16.5px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
body::before{
  content:"";
  position:fixed;
  inset:-20% -10% auto -10%;
  height:520px;
  background:radial-gradient(60% 60% at 20% 0%,rgba(255,77,61,.16) 0%,rgba(255,61,139,0) 70%),
             radial-gradient(50% 50% at 85% 10%,rgba(122,61,255,.14) 0%,rgba(122,61,255,0) 70%);
  pointer-events:none;
  z-index:0;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input,textarea,select{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}

.wrap{width:100%;max-width:1200px;margin:0 auto;padding-left:20px;padding-right:20px;position:relative;z-index:1}
@media (min-width:1024px){.wrap{padding-left:32px;padding-right:32px}}

/* ---------- header / nav ---------- */
.site-header{position:sticky;top:0;z-index:80;padding:12px 0 6px}
.header-inner{
  max-width:1200px;margin:0 auto;
  display:flex;align-items:center;gap:14px;
  padding:10px 12px 10px 18px;
  background:rgba(255,255,255,.86);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border:1px solid var(--line-brand);
  border-radius:999px;
  box-shadow:var(--shadow-1);
  transition:padding .28s ease,box-shadow .28s ease,background .28s ease;
  position:relative;
}
.site-header.shrink .header-inner{padding-top:7px;padding-bottom:7px;box-shadow:0 12px 32px rgba(27,16,51,.14)}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:36px;height:36px;border-radius:50%;
  background:var(--grad);
  display:grid;place-items:center;
  box-shadow:0 6px 16px rgba(255,61,139,.3);
}
.brand-mark svg{width:18px;height:18px;stroke:#fff;stroke-width:2;fill:none;stroke-linecap:round}
.brand-text{font-weight:800;font-size:16px;letter-spacing:.2px;white-space:nowrap}
.brand-text span{display:block;font-size:11px;font-weight:500;color:var(--muted);letter-spacing:.6px;line-height:1.2}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-links a{
  padding:8px 15px;border-radius:999px;
  font-size:15px;font-weight:500;color:var(--ink-2);
  transition:background .22s ease,color .22s ease,box-shadow .22s ease;
  white-space:nowrap;
}
.nav-links a:hover{background:var(--bg-2);color:var(--brand-1)}
.nav-links a.active{background:var(--grad);color:#fff;box-shadow:0 6px 18px rgba(255,61,139,.28)}
.nav-cta{
  display:inline-flex;align-items:center;justify-content:center;
  padding:10px 20px;border-radius:999px;font-size:15px;font-weight:600;
  color:#fff;background:var(--grad);background-size:180% 100%;
  box-shadow:0 8px 22px rgba(255,61,139,.3);
  transition:background-position .3s ease,transform .25s ease,box-shadow .25s ease;
  white-space:nowrap;
}
.nav-cta:hover{background-position:100% 0;transform:translateY(-1px);box-shadow:0 14px 30px rgba(255,61,139,.36)}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:50%;
  border:1px solid var(--line-brand);align-items:center;justify-content:center;
  margin-left:auto;flex-direction:column;gap:4px;background:#fff;
}
.nav-toggle i{display:block;width:16px;height:2px;border-radius:2px;background:var(--brand-1);transition:.25s}
.nav-toggle.on i:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle.on i:nth-child(2){opacity:0}
.nav-toggle.on i:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

@media (max-width:960px){
  .brand-text span{display:none}
  .nav-cta{display:none}
  .nav-toggle{display:flex}
  .nav-links{
    position:absolute;top:calc(100% + 10px);left:0;right:0;
    flex-direction:column;align-items:stretch;gap:6px;
    background:#fff;border:1px solid var(--line-brand);
    border-radius:24px;padding:12px;box-shadow:var(--shadow-2);
    display:none;
  }
  .nav-links.open{display:flex}
  .nav-links a{padding:12px 16px;border-radius:18px;font-size:15.5px}
}
@media (max-width:520px){
  .site-header{padding-top:8px}
  .header-inner{padding:8px 10px 8px 14px}
  .brand-text{font-size:14.5px}
}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:999px;
  font-size:15.5px;font-weight:600;
  border:1px solid transparent;
  transition:transform .25s ease,box-shadow .25s ease,background .25s ease,color .25s ease,border-color .25s ease;
  white-space:nowrap;
}
.btn-grad{background:var(--grad);background-size:180% 100%;color:#fff;box-shadow:0 12px 28px rgba(255,61,139,.28)}
.btn-grad:hover{background-position:100% 0;transform:translateY(-2px);box-shadow:0 18px 40px rgba(255,61,139,.34)}
.btn-ghost{background:#fff;border-color:rgba(255,77,61,.35);color:var(--brand-1)}
.btn-ghost:hover{background:var(--bg-2);transform:translateY(-2px);box-shadow:var(--shadow-1)}
.btn:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid rgba(255,77,61,.32);outline-offset:2px}
.btn-sm{padding:10px 20px;font-size:14.5px}

/* ---------- hero ---------- */
.hero{padding:36px 0 12px}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:34px;align-items:center}
@media (max-width:960px){.hero-grid{grid-template-columns:1fr;gap:26px}}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 16px;border-radius:999px;
  background:#fff;border:1px solid var(--line-brand);
  color:var(--brand-1);font-size:13.5px;font-weight:600;
  box-shadow:var(--shadow-1);
}
.eyebrow::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--grad)}
.hero h1{
  font-size:clamp(30px,5vw,52px);
  font-weight:800;line-height:1.15;letter-spacing:-.5px;
  margin:18px 0 16px;
}
.hero h1 em{
  font-style:normal;
  background:var(--grad);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{font-size:17px;color:var(--ink-2);max-width:560px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px}
.hero-note{
  margin-top:26px;padding:14px 18px;border-radius:var(--radius-md);
  background:var(--bg-2);border-left:4px solid transparent;
  border-image:var(--grad) 1;
  font-size:14.5px;color:var(--muted);
}
.hero-media{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-2)}
.hero-media img{width:100%;height:420px;object-fit:cover;background:var(--bg-2)}
@media (max-width:960px){.hero-media img{height:300px}}
.hero-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(27,16,51,0) 42%,rgba(27,16,51,.42) 100%)}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 14px;border-radius:999px;
  background:var(--bg-2);color:var(--brand-1);
  font-size:13px;font-weight:600;
}
.badge-float{
  position:absolute;z-index:2;
  background:rgba(255,255,255,.94);
  border:1px solid var(--line-brand);
  box-shadow:var(--shadow-1);
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
}
.badge-float.b1{top:16px;left:16px}
.badge-float.b2{top:56px;right:16px;color:var(--teal);border-color:rgba(0,194,168,.3)}
.badge-float.b3{bottom:16px;left:16px}

/* ---------- badge strip ---------- */
.strip{padding:44px 0 8px}
.strip-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
@media (max-width:960px){.strip-grid{grid-template-columns:repeat(2,1fr)}}
.strip-item{
  display:flex;align-items:center;gap:12px;
  padding:16px 18px;border-radius:999px;
  background:#fff;border:1px solid var(--line);
  box-shadow:var(--shadow-1);
  transition:transform .25s ease,box-shadow .25s ease;
}
.strip-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-2)}
.strip-item i{
  width:34px;height:34px;border-radius:50%;flex:0 0 auto;
  display:grid;place-items:center;background:var(--grad-soft);
  color:var(--brand-1);font-size:15px;font-weight:700;font-style:normal;
}
.strip-item span{font-size:14.5px;font-weight:600;color:var(--ink-2)}

/* ---------- sections ---------- */
.section{padding:56px 0}
@media (min-width:1024px){.section{padding:84px 0}}
.section-head{max-width:720px;margin-bottom:34px}
.section-title{font-size:clamp(24px,3.4vw,34px);font-weight:700;letter-spacing:-.3px;line-height:1.3}
.section-desc{margin-top:12px;color:var(--muted);font-size:16px}
.divider{height:2px;border-radius:2px;background:var(--grad);opacity:.85}

/* ---------- collage ---------- */
.collage{
  display:grid;gap:22px;
  grid-template-columns:repeat(3,1fr);
  grid-template-areas:
    "big big s1"
    "big big s2"
    "wide wide wide";
}
@media (max-width:960px){
  .collage{grid-template-columns:1fr;grid-template-areas:"big" "s1" "s2" "wide"}
}
.card{
  background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-1);
  padding:26px;
  transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
  position:relative;overflow:hidden;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:var(--line-brand)}
.collage .card-lg{grid-area:big;padding:32px;display:flex;flex-direction:column;gap:14px}
.collage .card-s1{grid-area:s1}
.collage .card-s2{grid-area:s2}
.collage .card-wide{grid-area:wide;padding:30px}
.card-tag{
  align-self:flex-start;
  padding:5px 14px;border-radius:999px;
  background:var(--grad-soft);color:var(--brand-1);
  font-size:12.5px;font-weight:700;letter-spacing:.4px;
}
.card h3{font-size:21px;font-weight:700;line-height:1.4}
.card h4{font-size:18px;font-weight:700;line-height:1.4}
.card p{color:var(--muted);font-size:15px;margin-top:8px}
.card-media{margin-top:16px;border-radius:var(--radius-md);overflow:hidden;background:var(--bg-2)}
.card-media img{width:100%;height:170px;object-fit:cover}
.card-lg .card-media img{height:200px}
.card-link{
  display:inline-flex;align-items:center;gap:6px;
  margin-top:16px;font-size:14.5px;font-weight:700;color:var(--brand-1);
}
.card-link::after{content:"→";transition:transform .25s ease}
.card:hover .card-link::after{transform:translateX(4px)}
.mini-list{margin-top:14px;display:grid;gap:10px}
.mini-list li{
  display:flex;gap:10px;align-items:flex-start;
  font-size:14.5px;color:var(--ink-2);
}
.mini-list li::before{
  content:"";flex:0 0 auto;width:7px;height:7px;margin-top:9px;
  border-radius:50%;background:var(--grad);
}

/* ---------- scenes ---------- */
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
@media (max-width:960px){.scene-grid{grid-template-columns:1fr 1fr}}
@media (max-width:640px){.scene-grid{grid-template-columns:1fr}}
.scene-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);
  padding:24px;box-shadow:var(--shadow-1);
  transition:transform .28s ease,box-shadow .28s ease;
}
.scene-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2)}
.scene-icon{
  width:46px;height:46px;border-radius:14px;
  display:grid;place-items:center;
  background:var(--grad-soft);color:var(--brand-1);
  font-weight:800;font-size:17px;margin-bottom:14px;
}
.scene-card h3{font-size:18.5px;font-weight:700}
.scene-card p{margin-top:8px;color:var(--muted);font-size:15px}

/* ---------- tiers ---------- */
.tier-panel{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-1);overflow:hidden;
}
.tier-row{
  display:grid;grid-template-columns:1fr 2fr;
  gap:20px;padding:22px 26px;
  border-bottom:1px solid var(--line);
  transition:background .25s ease;
}
.tier-row:last-child{border-bottom:0}
.tier-row:hover{background:var(--bg-2)}
@media (max-width:760px){.tier-row{grid-template-columns:1fr;gap:8px;padding:20px}}
.tier-name{display:flex;align-items:center;gap:10px;font-weight:700;font-size:17px;color:var(--ink)}
.tier-name b{
  width:30px;height:30px;border-radius:50%;display:grid;place-items:center;
  background:var(--grad);color:#fff;font-size:13px;
}
.tier-desc{font-size:15px;color:var(--muted)}

/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:step}
@media (max-width:960px){.steps{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.steps{grid-template-columns:1fr}}
.step{
  position:relative;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-md);padding:24px 22px;box-shadow:var(--shadow-1);
  transition:transform .28s ease,box-shadow .28s ease;
}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow-2)}
.step::before{
  counter-increment:step;content:"0" counter(step);
  display:block;font-size:26px;font-weight:800;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
  margin-bottom:10px;
}
.step h3{font-size:17.5px;font-weight:700}
.step p{margin-top:8px;font-size:14.5px;color:var(--muted)}

/* ---------- notes ---------- */
.note-wrap{
  background:var(--grad-soft);
  border-radius:var(--radius-lg);padding:30px;
  border:1px solid rgba(255,77,61,.14);
}
@media (min-width:1024px){.note-wrap{padding:38px}}
.note-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:24px}
@media (max-width:860px){.note-grid{grid-template-columns:1fr}}
.note-item{
  background:#fff;border-radius:var(--radius-md);padding:22px;
  border:1px solid var(--line);box-shadow:var(--shadow-1);
}
.note-item strong{display:block;font-size:16.5px;font-weight:700;color:var(--ink)}
.note-item p{margin-top:8px;font-size:14.5px;color:var(--muted)}

/* ---------- faq ---------- */
.faq-list{display:grid;gap:14px}
.faq-item{
  position:relative;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-md);box-shadow:var(--shadow-1);
  overflow:hidden;transition:box-shadow .25s ease,border-color .25s ease;
}
.faq-item:hover{border-color:var(--line-brand);box-shadow:var(--shadow-2)}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;font-size:16.5px;font-weight:600;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"";flex:0 0 auto;width:10px;height:10px;
  border-right:2px solid var(--brand-1);border-bottom:2px solid var(--brand-1);
  transform:rotate(45deg);transition:transform .28s ease;margin-top:-4px;
}
.faq-item[open] summary::after{transform:rotate(-135deg);margin-top:4px}
.faq-item[open]::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--grad)}
.faq-body{padding:0 24px 22px;color:var(--muted);font-size:15.5px;border-top:1px solid var(--line);padding-top:16px}

/* ---------- cta / form ---------- */
.cta-card{
  background:var(--ink);color:#fff;border-radius:var(--radius-lg);
  padding:34px;display:grid;grid-template-columns:1fr 1fr;gap:34px;
  box-shadow:var(--shadow-2);position:relative;overflow:hidden;
}
@media (min-width:1024px){.cta-card{padding:46px}}
@media (max-width:900px){.cta-card{grid-template-columns:1fr;gap:26px;padding:28px}}
.cta-card::before{
  content:"";position:absolute;inset:-40% -20% auto auto;width:520px;height:520px;
  background:radial-gradient(50% 50% at 50% 50%,rgba(255,61,139,.35) 0%,rgba(122,61,255,0) 70%);
}
.cta-card h2{font-size:clamp(23px,3vw,30px);font-weight:700;position:relative;z-index:1}
.cta-card > div{position:relative;z-index:1}
.cta-points{display:grid;gap:14px;margin-top:22px}
.cta-points li{display:flex;gap:12px;font-size:15px;color:rgba(255,255,255,.86)}
.cta-points li::before{
  content:"";flex:0 0 auto;width:8px;height:8px;margin-top:9px;border-radius:50%;
  background:var(--grad);box-shadow:0 0 0 4px rgba(255,61,139,.18);
}
.form-card{background:#fff;border-radius:var(--radius-md);padding:24px;color:var(--ink)}
.form-card h3{font-size:18px;font-weight:700;margin-bottom:16px}
.field{margin-bottom:14px}
.field label{display:block;font-size:13.5px;font-weight:600;color:var(--ink-2);margin-bottom:6px}
.field input,.field textarea{
  width:100%;padding:12px 14px;border-radius:var(--radius-sm);
  border:1px solid var(--line);background:var(--bg);
  font-size:15px;transition:border-color .22s ease,box-shadow .22s ease,background .22s ease;
}
.field textarea{min-height:96px;resize:vertical}
.field input:focus,.field textarea:focus{
  outline:none;background:#fff;border-color:var(--brand-1);
  box-shadow:0 0 0 4px rgba(255,77,61,.16);
}
.form-hint{font-size:13px;color:var(--muted);margin-top:10px}
.form-card .btn-grad{width:100%;margin-top:6px}

/* ---------- more links ---------- */
.more-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
@media (max-width:860px){.more-grid{grid-template-columns:1fr}}
.more-card{
  display:flex;flex-direction:column;gap:10px;
  padding:24px;border-radius:var(--radius-md);
  background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-1);
  transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
}
.more-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:var(--line-brand)}
.more-card strong{font-size:17px;font-weight:700}
.more-card span{font-size:14.5px;color:var(--muted)}
.more-card em{font-style:normal;font-size:14px;font-weight:700;color:var(--brand-1);margin-top:auto}

/* ---------- footer ---------- */
footer{
  margin-top:70px;background:var(--ink);color:rgba(255,255,255,.78);
  border-top:2px solid transparent;
  background-image:linear-gradient(var(--ink),var(--ink)),var(--grad);
  background-origin:border-box;background-clip:padding-box,border-box;
}
.foot-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:32px;
  padding:56px 0 34px;
}
@media (max-width:960px){.foot-grid{grid-template-columns:1fr 1fr;gap:28px;padding:44px 0 26px}}
@media (max-width:560px){.foot-grid{grid-template-columns:1fr}}
.foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.foot-brand b{color:#fff;font-size:17px;font-weight:800}
.foot-brand .brand-mark{width:32px;height:32px}
footer p{font-size:14.5px;line-height:1.9;color:rgba(255,255,255,.68);max-width:420px}
.foot-col h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:14px}
.foot-col a,.foot-col span{
  display:block;font-size:14.5px;color:rgba(255,255,255,.68);
  margin-bottom:10px;transition:color .22s ease,transform .22s ease;
}
.foot-col a{position:relative}
.foot-col a:hover{color:var(--brand-1);transform:translateX(3px)}
.foot-col a::after{
  content:"";position:absolute;left:0;bottom:-3px;width:0;height:2px;
  background:var(--grad);transition:width .25s ease;border-radius:2px;
}
.foot-col a:hover::after{width:100%}
.foot-bottom{
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  padding:20px 0 30px;border-top:1px solid rgba(255,255,255,.12);
  font-size:13.5px;color:rgba(255,255,255,.5);
}