/* roulang page: index */
:root{
  --brand:#FF6B2C;
  --brand-deep:#E2491A;
  --brand-2:#FFB020;
  --grad:linear-gradient(120deg,#FF6B2C 0%,#FFB020 100%);
  --ink:#2B1B4D;
  --ink-2:#241640;
  --purple:#6F4BF2;
  --bg:#FFFBF7;
  --bg-alt:#FFF2E9;
  --card:#FFFFFF;
  --line:#F0E6DC;
  --title:#241640;
  --text:#5B5470;
  --muted:#8A8398;
  --ok:#12B886;
  --r-card:20px;
  --r-lg:26px;
  --r-btn:13px;
  --r-input:12px;
  --sh-soft:0 4px 16px rgba(36,22,64,.06);
  --sh-hover:0 14px 34px rgba(226,73,26,.14);
  --sh-deep:0 18px 44px rgba(36,22,64,.16);
  --ease:cubic-bezier(.2,.7,.3,1);
  --nav-h:70px;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  font-size:1rem;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;border-radius:16px;}
a{color:var(--brand-deep);text-decoration:none;transition:color .22s var(--ease);}
a:hover{color:var(--brand);}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;color:var(--title);font-weight:800;}
p{margin:0;}
::selection{background:rgba(255,107,44,.22);}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:6px;}

.container{width:100%;max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px;}
@media (min-width:1400px){.container{max-width:1240px;}}
@media (max-width:575.98px){.container{padding-left:16px;padding-right:16px;}}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.96);
  border-bottom:1px solid var(--line);
  transition:box-shadow .24s var(--ease),background .24s var(--ease),backdrop-filter .24s var(--ease);
}
.site-header.is-scrolled{
  background:rgba(255,255,255,.86);
  backdrop-filter:blur(14px);
  box-shadow:0 6px 24px rgba(36,22,64,.09);
}
.nav-wrap{
  height:var(--nav-h);
  display:flex;align-items:center;gap:24px;
}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto;color:var(--title);}
.brand:hover{color:var(--title);}
.brand-mark{
  width:40px;height:40px;border-radius:13px;
  background:var(--grad);
  box-shadow:0 6px 16px rgba(255,107,44,.32);
  display:flex;align-items:center;justify-content:center;
  color:#fff;font-weight:900;font-size:.9rem;letter-spacing:.04em;
}
.brand-text{display:flex;flex-direction:column;line-height:1.16;}
.brand-text strong{font-size:1.02rem;font-weight:900;letter-spacing:-.01em;}
.brand-text em{font-style:normal;font-size:.72rem;color:var(--muted);letter-spacing:.06em;}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:12px;}
.nav-link{
  position:relative;display:inline-block;
  padding:10px 14px;border-radius:10px;
  font-size:.95rem;font-weight:500;color:var(--text);
  transition:color .2s var(--ease),background .2s var(--ease);
}
.nav-link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;border-radius:2px;
  background:var(--grad);transform:scaleX(0);transform-origin:left center;
  transition:transform .26s var(--ease);
}
.nav-link:hover{color:var(--brand-deep);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.active{color:var(--ink-2);font-weight:700;}
.nav-link.active::after{transform:scaleX(1);}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:12px;}

.command-search{
  display:flex;align-items:center;gap:10px;
  width:230px;height:42px;padding:0 12px;
  background:#fff;border:1px solid var(--line);border-radius:12px;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.command-search i{color:var(--muted);font-size:.85rem;}
.command-search input{
  border:0;outline:0;background:transparent;width:100%;font-size:.875rem;color:var(--text);
}
.command-search input::placeholder{color:var(--muted);}
.command-search:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(255,107,44,.16);}
.cmd-key{
  flex:0 0 auto;font-size:.68rem;font-weight:700;color:var(--muted);
  border:1px solid var(--line);border-radius:6px;padding:1px 6px;letter-spacing:.04em;
}
.icon-btn{
  width:42px;height:42px;border-radius:12px;border:1px solid var(--line);background:#fff;
  display:flex;align-items:center;justify-content:center;color:var(--text);
  transition:all .22s var(--ease);
}
.icon-btn:hover{border-color:rgba(255,107,44,.4);color:var(--brand-deep);transform:translateY(-1px);}
.nav-toggle{
  width:44px;height:42px;border-radius:12px;border:1px solid var(--line);background:#fff;
  color:var(--ink);display:flex;align-items:center;justify-content:center;
}
.btn-grad{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border:0;border-radius:var(--r-btn);
  background:var(--grad);color:#fff;font-weight:700;font-size:.94rem;
  box-shadow:0 8px 20px rgba(255,107,44,.28);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),filter .2s var(--ease);
  cursor:pointer;
}
.btn-grad:hover{color:#fff;transform:translateY(-1px);box-shadow:0 14px 28px rgba(226,73,26,.32);}
.btn-grad:active{transform:translateY(1px);}
.btn-grad:disabled{filter:grayscale(.5);opacity:.6;cursor:not-allowed;}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border:1px solid rgba(255,107,44,.45);border-radius:var(--r-btn);
  background:transparent;color:var(--brand-deep);font-weight:700;font-size:.94rem;
  transition:all .22s var(--ease);cursor:pointer;
}
.btn-ghost:hover{background:rgba(255,107,44,.08);border-color:var(--brand);color:var(--brand-deep);transform:translateY(-1px);}
.btn-soft{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 20px;border-radius:var(--r-btn);border:1px solid var(--line);
  background:#fff;color:var(--ink-2);font-weight:600;font-size:.9rem;
  transition:all .22s var(--ease);
}
.btn-soft:hover{border-color:rgba(255,107,44,.4);color:var(--brand-deep);transform:translateY(-1px);}

.offcanvas.mobile-panel{background:var(--bg);width:320px;}
.mobile-nav a{
  display:block;padding:14px 16px;border-radius:12px;font-weight:600;color:var(--ink-2);
  border:1px solid transparent;margin-bottom:8px;background:#fff;
}
.mobile-nav a.active{background:var(--bg-alt);border-color:rgba(255,107,44,.28);color:var(--brand-deep);}

/* ============ Hero ============ */
.hero{position:relative;padding:56px 0 46px;overflow:hidden;}
.hero::before{
  content:"";position:absolute;top:-180px;right:-120px;width:620px;height:620px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,176,32,.16) 0%,rgba(255,107,44,.06) 45%,transparent 70%);
  pointer-events:none;
}
.hero-grid{
  display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;
  min-height:580px;position:relative;z-index:2;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 14px;border-radius:999px;background:#fff;border:1px solid var(--line);
  font-size:.8rem;font-weight:600;color:var(--brand-deep);letter-spacing:.02em;
  box-shadow:var(--sh-soft);
}
.eyebrow i{color:var(--brand);}
.hero h1{
  margin:20px 0 18px;
  font-size:clamp(2rem,4.2vw,3.25rem);
  font-weight:800;line-height:1.22;letter-spacing:-.01em;color:var(--ink-2);
}
.hero h1 .hl{
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{font-size:1.0625rem;color:var(--text);max-width:540px;}
.hero-cta{display:flex;gap:12px;margin-top:28px;flex-wrap:wrap;}
.hero-visual{position:relative;}
.hero-media{
  border-radius:28px;overflow:hidden;box-shadow:var(--sh-deep);
  border:6px solid #fff;background:#fff;
}
.hero-media img{width:100%;height:420px;object-fit:cover;border-radius:22px;transition:transform .5s var(--ease);}
.hero-media:hover img{transform:scale(1.04);}
.hero-float{
  position:absolute;right:-24px;bottom:34px;
  display:flex;align-items:center;gap:12px;
  background:#fff;border:2px solid #fff;border-radius:18px;
  padding:14px 18px;box-shadow:0 18px 40px rgba(36,22,64,.18);
  min-width:210px;
}
.hero-float .dot{
  width:40px;height:40px;border-radius:12px;background:rgba(111,75,242,.12);
  display:flex;align-items:center;justify-content:center;color:var(--purple);flex:0 0 auto;
}
.hero-float strong{display:block;font-size:.95rem;color:var(--ink-2);}
.hero-float em{font-style:normal;font-size:.78rem;color:var(--muted);}

/* ============ 数据徽章条 ============ */
.stat-strip{position:relative;z-index:3;margin-top:-32px;}
.stat-inner{
  display:grid;grid-template-columns:repeat(4,1fr);
  background:#fff;border:1px solid var(--line);border-radius:22px;
  box-shadow:var(--sh-hover);overflow:hidden;
}
.stat-item{padding:26px 24px;border-right:1px solid var(--line);}
.stat-item:last-child{border-right:0;}
.stat-num{
  font-size:clamp(1.75rem,3vw,2.5rem);font-weight:900;letter-spacing:-.02em;line-height:1.1;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.stat-num span{font-size:1rem;font-weight:800;}
.stat-label{margin-top:6px;font-size:.86rem;color:var(--muted);}

/* ============ 板块通用 ============ */
.section{padding:96px 0;}
.section-alt{background:var(--bg-alt);}
.section-head{max-width:680px;margin-bottom:48px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.section-tag{
  display:inline-block;font-size:.75rem;font-weight:800;letter-spacing:.12em;
  color:var(--brand-deep);text-transform:uppercase;margin-bottom:12px;
}
.section-title{font-size:clamp(1.5rem,2.6vw,2.1rem);line-height:1.3;font-weight:800;}
.section-desc{margin-top:14px;color:var(--text);font-size:1rem;}
.link-more{
  display:inline-flex;align-items:center;gap:6px;font-weight:700;color:var(--brand-deep);font-size:.94rem;
}
.link-more:hover{gap:10px;}
.section-foot{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;flex-wrap:wrap;margin-bottom:40px;}

/* ============ 权益阶梯 ============ */
.ladder{display:grid;gap:24px;}
.ladder-item{
  display:grid;grid-template-columns:88px 64px 1fr auto;gap:22px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px 28px;box-shadow:var(--sh-soft);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.ladder-item:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:rgba(255,107,44,.35);}
.ladder-num{
  font-size:2.2rem;font-weight:900;line-height:1;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.ladder-icon{
  width:64px;height:64px;border-radius:20px;display:flex;align-items:center;justify-content:center;
  background:rgba(111,75,242,.1);color:var(--purple);font-size:1.4rem;
}
.ladder-body h3{font-size:1.2rem;margin-bottom:8px;}
.ladder-body p{font-size:.94rem;color:var(--text);}
.ladder-item:nth-child(2){margin-left:24px;}
.ladder-item:nth-child(3){margin-left:48px;}
.ladder-arrow{color:var(--brand);font-size:1.1rem;}

/* ============ 套餐对比 ============ */
.plan-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:start;}
.plan-card{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:32px 28px;box-shadow:var(--sh-soft);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.plan-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:rgba(255,107,44,.3);}
.plan-card.featured{
  border-color:rgba(255,107,44,.45);
  box-shadow:0 20px 48px rgba(226,73,26,.16);
  transform:translateY(-12px) scale(1.03);
}
.plan-card.featured:hover{transform:translateY(-16px) scale(1.03);}
.plan-card.featured::before{
  content:"";position:absolute;left:0;right:0;top:0;height:5px;border-radius:26px 26px 0 0;background:var(--grad);
}
.plan-badge{
  position:absolute;top:-13px;right:22px;
  background:var(--ink);color:#fff;font-size:.72rem;font-weight:800;letter-spacing:.08em;
  padding:5px 12px;border-radius:999px;
}
.plan-head h3{font-size:1.15rem;}
.plan-head p{margin-top:6px;font-size:.86rem;color:var(--muted);}
.plan-price{
  margin:20px 0 22px;font-size:clamp(1.9rem,3vw,2.4rem);font-weight:900;letter-spacing:-.02em;color:var(--ink-2);
  display:flex;align-items:baseline;gap:8px;
}
.plan-price small{font-size:.82rem;font-weight:600;color:var(--muted);letter-spacing:0;}
.plan-features{border-top:1px dashed var(--line);padding-top:20px;display:grid;gap:13px;}
.plan-features li{display:flex;align-items:center;gap:10px;font-size:.92rem;color:var(--text);}
.plan-features li i{flex:0 0 auto;font-size:.8rem;width:20px;text-align:center;}
.plan-features li i.tick{color:var(--ok);}
.plan-features li i.dash{color:var(--muted);}
.plan-features li.off{color:var(--muted);}
.plan-card .btn-grad,.plan-card .btn-ghost{width:100%;margin-top:26px;}

/* ============ 限时横幅 ============ */
.limited-wrap{padding:0 0 96px;}
.limited{
  position:relative;overflow:hidden;
  background:linear-gradient(120deg,#241640 0%,#3A2566 100%);
  border-radius:28px;padding:46px 44px;
  display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap;
  box-shadow:0 24px 60px rgba(36,22,64,.28);
}
.limited::before,.limited::after{
  content:"";position:absolute;border-radius:50%;pointer-events:none;
}
.limited::before{width:340px;height:340px;top:-140px;right:-60px;background:radial-gradient(circle,rgba(255,176,32,.34),transparent 68%);}
.limited::after{width:260px;height:260px;bottom:-140px;left:18%;background:radial-gradient(circle,rgba(111,75,242,.4),transparent 70%);}
.limited-copy{position:relative;z-index:2;max-width:520px;}
.limited-copy h2{color:#fff;font-size:clamp(1.4rem,2.4vw,1.9rem);}
.limited-copy p{margin-top:12px;color:rgba(255,255,255,.76);font-size:.96rem;}
.countdown{position:relative;z-index:2;display:flex;gap:14px;}
.cd-block{text-align:center;}
.cd-num{
  width:62px;height:62px;border-radius:16px;background:rgba(255,255,255,.1);
  border:1px solid rgba(255,255,255,.18);
  display:flex;align-items:center;justify-content:center;
  color:#fff;font-size:1.6rem;font-weight:900;letter-spacing:.04em;
}
.cd-label{margin-top:8px;font-size:.74rem;color:rgba(255,255,255,.6);letter-spacing:.08em;}
.limited-cta{position:relative;z-index:2;}

/* ============ 最新动态 ============ */
.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-card);overflow:hidden;
  display:flex;flex-direction:column;height:100%;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:rgba(255,107,44,.32);}
.post-card:focus-within{outline:2px solid var(--brand);outline-offset:3px;}
.post-thumb{position:relative;display:block;overflow:hidden;aspect-ratio:16/10;background:var(--bg-alt);}
.post-thumb img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .4s var(--ease);}
.post-card:hover .post-thumb img{transform:scale(1.04);}
.post-badge{
  position:absolute;left:14px;top:14px;
  background:rgba(36,22,64,.82);color:#fff;font-size:.72rem;font-weight:700;
  padding:5px 12px;border-radius:999px;letter-spacing:.02em;backdrop-filter:blur(6px);
}
.post-body{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1;}
.post-body h3{font-size:1.06rem;line-height:1.5;margin-bottom:10px;}
.post-body h3 a{color:var(--ink-2);}
.post-body h3 a:hover{color:var(--brand-deep);}
.post-body h3 a{
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-body p{
  font-size:.9rem;color:var(--text);display:-webkit-box;
  -webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-meta{
  margin-top:auto;padding-top:18px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;
  font-size:.8rem;color:var(--muted);
}
.post-meta a{font-weight:700;color:var(--brand-deep);}
.empty-state{
  background:#fff;border:1px dashed var(--line);border-radius:var(--r-card);
  padding:56px 24px;text-align:center;
}
.empty-state i{font-size:2rem;color:var(--brand);}
.empty-state p{margin:14px 0 20px;color:var(--muted);}

/* ============ 咨询表单 ============ */
.consult-grid{display:grid;grid-template-columns:5fr 7fr;gap:48px;align-items:start;}
.consult-points{display:grid;gap:18px;margin-top:26px;}
.point-card{
  display:flex;gap:14px;align-items:flex-start;
  background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px 20px;
  box-shadow:var(--sh-soft);
}
.point-card i{
  width:40px;height:40px;flex:0 0 auto;border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(255,107,44,.1);color:var(--brand-deep);
}
.point-card strong{display:block;color:var(--ink-2);font-size:.98rem;}
.point-card span{font-size:.86rem;color:var(--muted);}
.form-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:34px 32px;box-shadow:var(--sh-soft);
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.form-field{margin-bottom:18px;}
.form-field label{display:block;font-size:.875rem;font-weight:600;color:var(--ink-2);margin-bottom:8px;}
.form-field label .req{color:var(--brand-deep);margin-left:4px;}
.form-field input,.form-field select,.form-field textarea{
  width:100%;height:52px;padding:14px 16px;
  border:1px solid var(--line);border-radius:var(--r-input);background:#fff;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.form-field textarea{min-height:124px;height:auto;resize:vertical;line-height:1.7;}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{
  outline:0;border-color:var(--brand);box-shadow:0 0 0 3px rgba(255,107,44,.16);
}
.form-field select{
  appearance:none;
  background-image:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath fill='%238A8398' d='M6 8 0 0h12z'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 18px center;padding-right:44px;
}
.form-note{margin-top:14px;font-size:.8rem;color:var(--muted);text-align:center;}

/* ============ FAQ ============ */
.faq-accordion .accordion-item{
  background:#fff;border:1px solid var(--line);border-radius:16px;margin-bottom:12px;overflow:hidden;
  box-shadow:var(--sh-soft);
}
.faq-accordion .accordion-item:last-child{margin-bottom:0;}
.faq-accordion .accordion-button{
  position:relative;
  background:#fff;border:0;box-shadow:none;
  padding:20px 24px 20px 24px;
  font-size:1rem;font-weight:600;color:var(--ink-2);
  display:flex;align-items:center;gap:14px;
}
.faq-accordion .accordion-button:not(.collapsed){
  background:linear-gradient(120deg,#FFF3EA 0%,#FFFBF7 100%);
  color:var(--brand-deep);
}
.faq-accordion .accordion-button:not(.collapsed)::before{
  content:"";position:absolute;left:0;top:10px;bottom:10px;width:3px;border-radius:3px;background:var(--grad);
}
.faq-accordion .accordion-button:focus{box-shadow:0 0 0 3px rgba(255,107,44,.18);}
.faq-accordion .accordion-button::after{
  content:"+";background-image:none;
  width:28px;height:28px;border-radius:9px;
  display:flex;align-items:center;justify-content:center;flex:0 0 auto;
  background-color:rgba(255,107,44,.12);color:var(--brand-deep);
  font-size:1.2rem;font-weight:700;line-height:1;margin-left:0;
  transition:background-color .22s var(--ease),color .22s var(--ease);
}
.faq-accordion .accordion-button:not(.collapsed)::after{content:"−";background-color:var(--brand);color:#fff;}
.faq-accordion .accordion-body{
  padding:4px 24px 24px 24px;font-size:.94rem;line-height:1.85;color:var(--text);
}

/* ============ 结尾 CTA ============ */
.final-cta{padding:0 0 96px;}
.final-cta-inner{
  background:linear-gradient(120deg,#FFF2E9 0%,#FFFFFF 100%);
  border:1px solid var(--line);border-radius:28px;
  padding:52px 44px;text-align:center;box-shadow:var(--sh-soft);
}
.final-cta-inner h2{font-size:clamp(1.4rem,2.4vw,1.9rem);}
.final-cta-inner p{margin:14px auto 28px;max-width:620px;color:var(--text);}
.final-cta-actions{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;}

/* ============ 页脚 ============ */
.site-footer{
  background:linear-gradient(180deg,#241640 0%,#2B1B4D 100%);
  color:rgba(255,255,255,.72);padding:72px 0 0;
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px;}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:18px;}
.footer-brand .brand-mark{box-shadow:none;}
.footer-brand strong{color:#fff;font-size:1.05rem;font-weight:900;display:block;line-height:1.2;}
.footer-brand em{font-style:normal;font-size:.72rem;color:rgba(255,255,255,.55);letter-spacing:.06em;}
.footer-desc{font-size:.9rem;line-height:1.85;color:rgba(255,255,255,.66);max-width:320px;}
.footer-title{
  font-size:.78rem;font-weight:800;letter-spacing:.14em;text-transform:uppercase;
  color:rgba(255,255,255,.5);margin-bottom:18px;
}
.footer-links li{margin-bottom:11px;}
.footer-links a{
  color:rgba(255,255,255,.72);font-size:.92rem;display:inline-block;
  transition:color .2s var(--ease),transform .2s var(--ease);
}
.footer-links a:hover{color:#fff;transform:translateX(2px);}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;margin-bottom:13px;font-size:.92rem;color:rgba(255,255,255,.72);}
.footer-contact i{color:var(--brand-2);margin-top:5px;font-size:.85rem;}
.footer-btn{
  display:inline-flex;align-items:center;gap:8px;margin-top:8px;
  padding:10px 18px;border:1px solid rgba(255,255,255,.32);border-radius:12px;
  color:#fff;font-size:.88rem;font-weight:600;
  transition:all .22s var(--ease);
}
.footer-btn:hover{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.55);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:22px 0 30px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:.82rem;color:rgba(255,255,255,.5);
}
.footer-bottom a{color:rgba(255,255,255,.6);}
.footer-bottom a:hover{color:#fff;}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .command-search{width:180px;}
  .plan-grid{gap:18px;}
}
@media (max-width:991.98px){
  .section{padding:72px 0;}
  .limited-wrap{padding-bottom:72px;}
  .final-cta{padding-bottom:72px;}
  .hero-grid{grid-template-columns:1fr;gap:36px;min-height:auto;}
  .hero-media img{height:340px;}
  .hero-float{right:12px;bottom:18px;}
  .stat-inner{grid-template-columns:repeat(2,1fr);}
  .stat-item:nth-child(2){border-right:0;}
  .stat-item:nth-child(1),.stat-item:nth-child(2){border-bottom:1px solid var(--line);}
  .plan-grid{grid-template-columns:1fr;gap:22px;}
  .plan-card.featured{transform:none;}
  .plan-card.featured:hover{transform:translateY(-4px);}
  .post-grid{grid-template-columns:repeat(2,1fr);}
  .consult-grid{grid-template-columns:1fr;gap:36px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .ladder-item:nth-child(2),.ladder-item:nth-child(3){margin-left:0;}
}
@media (max-width:767.98px){
  .section{padding:56px 0;}
  .section-head{margin-bottom:32px;}
  .hero{padding:32px 0 32px;}
  .hero h1{margin:16px 0 14px;}
  .hero-media img{height:250px;}
  .ladder-item{grid-template-columns:64px 1fr;gap:16px;padding:22px 20px;}
  .ladder-num{grid-column:1 / -1;font-size:1.7rem;}
  .ladder-icon{width:52px;height:52px;border-radius:16px;font-size:1.15rem;}
  .ladder-arrow{display:none;}
  .limited{padding:34px 24px;}
  .countdown{width:100%;justify-content:flex-start;}
  .cd-num{width:54px;height:54px;font-size:1.35rem;}
  .post-grid{grid-template-columns:1fr;}
  .form-card{padding:26px 20px;}
  .form-row{grid-template-columns:1fr;}
  .final-cta-inner{padding:36px 22px;}
  .faq-accordion .accordion-button{padding:16px 18px;font-size:.95rem;}
  .faq-accordion .accordion-body{padding:2px 18px 20px 18px;}
}
@media (max-width:575.98px){
  .hero-cta .btn-grad,.hero-cta .btn-ghost{width:100%;}
  .final-cta-actions .btn-grad,.final-cta-actions .btn-ghost{width:100%;}
  .stat-item{padding:20px 18px;}
  .stat-num{font-size:1.5rem;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;}
  .brand-text em{display:none;}
}

/* roulang page: article */
:root{
  --brand:#FF6B2C;
  --brand-deep:#E2491A;
  --brand-amber:#FFB020;
  --brand-grad:linear-gradient(120deg,#FF6B2C 0%,#FFB020 100%);
  --ink:#241640;
  --ink-2:#2B1B4D;
  --ink-grad:linear-gradient(135deg,#241640 0%,#3A2566 100%);
  --violet:#6F4BF2;
  --bg:#FFFBF7;
  --bg-alt:#FFF2E9;
  --card:#FFFFFF;
  --line:#F0E6DC;
  --line-hover:rgba(255,107,44,.35);
  --text:#5B5470;
  --muted:#8A8398;
  --ok:#12B886;
  --r-card:20px;
  --r-lg:26px;
  --r-btn:13px;
  --r-input:12px;
  --r-img:16px;
  --r-pill:999px;
  --sh-soft:0 4px 16px rgba(36,22,64,.06);
  --sh-card:0 10px 26px rgba(36,22,64,.07);
  --sh-hover:0 14px 34px rgba(226,73,26,.14);
  --sh-brand:0 8px 22px rgba(255,107,44,.28);
  --ease:cubic-bezier(.2,.7,.3,1);
  --sec-y:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:800;line-height:1.3}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
a{color:var(--brand-deep);text-decoration:none;transition:color .22s var(--ease)}
a:hover{color:var(--brand)}
img{max-width:100%;display:block}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:8px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
@media (min-width:1400px){.container{max-width:1240px}}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:#fff;
  border-bottom:1px solid var(--line);
  transition:background .28s var(--ease),box-shadow .28s var(--ease);
}
.site-header.is-scrolled{
  background:rgba(255,255,255,.88);
  backdrop-filter:blur(14px);
  box-shadow:0 10px 26px rgba(36,22,64,.08);
}
.nav-inner{display:flex;align-items:center;gap:22px;height:70px}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto}
.brand-mark{
  width:40px;height:40px;border-radius:13px;
  background:var(--brand-grad);
  color:#fff;font-weight:900;font-size:14px;letter-spacing:.04em;
  display:grid;place-items:center;
  box-shadow:var(--sh-brand);
}
.brand-text strong{display:block;font-size:15px;font-weight:800;color:var(--ink);line-height:1.2}
.brand-text em{font-style:normal;display:block;font-size:11px;color:var(--muted);letter-spacing:.1em;margin-top:1px}
.main-nav{align-items:center;gap:26px;margin-left:8px}
.main-nav .nav-link{
  position:relative;padding:8px 0;font-size:15px;font-weight:500;color:var(--text);
}
.main-nav .nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;border-radius:2px;
  background:var(--brand-grad);transform:scaleX(0);transform-origin:left;
  transition:transform .24s var(--ease);
}
.main-nav .nav-link:hover{color:var(--brand)}
.main-nav .nav-link:hover::after{transform:scaleX(1)}
.main-nav .nav-link.active{color:var(--ink);font-weight:700}
.main-nav .nav-link.active::after{transform:scaleX(1)}
.nav-right{display:flex;align-items:center;gap:12px;margin-left:auto}
.command-search{position:relative;width:236px}
.command-search i{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:var(--muted);font-size:13px}
.command-search input{
  width:100%;height:42px;border:1px solid var(--line);border-radius:var(--r-pill);
  background:#FFFDFB;padding:0 62px 0 38px;font-size:14px;color:var(--ink);
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.command-search input::placeholder{color:#B4AEC0}
.command-search input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(255,107,44,.16)}
.command-search .kbd{
  position:absolute;right:10px;top:50%;transform:translateY(-50%);
  font-size:11px;color:var(--muted);border:1px solid var(--line);
  border-radius:7px;padding:1px 7px;background:#fff;letter-spacing:.04em;
}
.icon-btn{
  width:42px;height:42px;border-radius:12px;border:1px solid var(--line);background:#fff;
  color:var(--text);display:grid;place-items:center;cursor:pointer;
  transition:all .22s var(--ease);
}
.icon-btn:hover{color:var(--brand);border-color:var(--line-hover);transform:translateY(-1px);box-shadow:var(--sh-soft)}
.btn-brand{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 22px;border:none;border-radius:var(--r-btn);
  background:var(--brand-grad);color:#fff;font-size:15px;font-weight:700;
  box-shadow:var(--sh-brand);cursor:pointer;transition:all .22s var(--ease);
}
.btn-brand:hover{color:#fff;transform:translateY(-1px);box-shadow:0 12px 28px rgba(255,107,44,.36)}
.btn-brand:active{transform:translateY(1px)}
.btn-outline{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:10px 20px;border-radius:var(--r-btn);border:1px solid var(--line);
  background:#fff;color:var(--ink);font-size:15px;font-weight:600;
  transition:all .22s var(--ease);
}
.btn-outline:hover{color:var(--brand-deep);border-color:var(--line-hover);box-shadow:var(--sh-soft);transform:translateY(-1px)}
.nav-toggle{
  width:42px;height:42px;border-radius:12px;border:1px solid var(--line);background:#fff;
  color:var(--ink);display:grid;place-items:center;cursor:pointer;
}
.offcanvas{border:none}
.oc-panel{background:#fff;padding:22px}
.oc-nav{display:flex;flex-direction:column;gap:6px;margin:14px 0 18px}
.oc-nav a{padding:12px 14px;border-radius:12px;color:var(--text);font-weight:600;font-size:15px}
.oc-nav a:hover{background:var(--bg-alt);color:var(--brand-deep)}
.oc-nav a.active{background:var(--bg-alt);color:var(--ink)}

/* ---------- page head ---------- */
.page-head{
  position:relative;overflow:hidden;
  background-color:var(--ink);
  background-image:linear-gradient(120deg,rgba(36,22,64,.94) 0%,rgba(58,37,102,.88) 100%),url("/assets/images/backpic/back-2.png");
  background-size:cover;background-position:center;
  padding:34px 0 46px;
}
.page-head::after{
  content:"";position:absolute;right:-120px;top:-140px;width:380px;height:380px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,107,44,.42) 0%,rgba(255,107,44,0) 70%);
}
.page-head .container{position:relative;z-index:2}
.crumb{margin-bottom:18px}
.crumb ol{display:flex;align-items:center;gap:9px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.66)}
.crumb li{display:flex;align-items:center;gap:9px;min-width:0}
.crumb li+li::before{content:"/";color:rgba(255,255,255,.34)}
.crumb a{color:rgba(255,255,255,.78)}
.crumb a:hover{color:#fff}
.crumb .now{color:#fff;max-width:340px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.page-head h1{color:#fff;font-size:clamp(1.6rem,3vw,2.3rem);font-weight:800;letter-spacing:-.01em;max-width:900px}
.head-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}
.head-meta span{
  display:inline-flex;align-items:center;gap:7px;
  font-size:13px;color:rgba(255,255,255,.82);
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.16);
  border-radius:var(--r-pill);padding:5px 14px;backdrop-filter:blur(6px);
}

/* ---------- article ---------- */
.article-wrap{padding:66px 0 92px;background:var(--bg)}
.article-shell{
  max-width:820px;margin:0 auto;background:var(--card);
  border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh-soft);padding:48px 52px 54px;
}
.article-lead{
  font-size:1.0625rem;color:var(--muted);
  border-left:3px solid var(--brand);padding-left:16px;margin-bottom:32px;
}
.article-body{font-size:1.0625rem;line-height:1.9;color:var(--text);word-break:break-word}
.article-body p{margin:0 0 1.2em}
.article-body h2{
  position:relative;font-size:1.5rem;color:var(--ink);
  margin:2.2em 0 .9em;padding-left:16px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.28em;bottom:.28em;width:5px;border-radius:4px;
  background:var(--brand-grad);
}
.article-body h3{font-size:1.2rem;color:var(--ink);margin:1.8em 0 .7em}
.article-body h4{font-size:1.05rem;color:var(--ink);margin:1.5em 0 .6em}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:1.35em}
.article-body ul{list-style:disc}
.article-body ol{list-style:decimal}
.article-body li{margin:.42em 0}
.article-body li::marker{color:var(--brand)}
.article-body blockquote{
  margin:1.6em 0;padding:18px 24px;border-left:4px solid var(--brand);
  background:var(--bg-alt);border-radius:0 var(--r-img) var(--r-img) 0;color:var(--ink);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{margin:1.8em auto;border-radius:var(--r-img);box-shadow:var(--sh-soft)}
.article-body figure{margin:1.8em 0}
.article-body figcaption{text-align:center;font-size:.8125rem;color:var(--muted);margin-top:.6em}
.article-body .table-wrap{overflow-x:auto;margin:1.6em 0;border:1px solid var(--line);border-radius:var(--r-img)}
.article-body table{width:100%;border-collapse:collapse;font-size:.95rem;min-width:520px}
.article-body th,.article-body td{padding:12px 16px;border-bottom:1px solid var(--line);text-align:left}
.article-body th{background:var(--bg-alt);color:var(--ink);font-weight:700}
.article-body tbody tr:nth-child(even){background:#FFFCF9}
.article-body a{color:var(--brand-deep);text-decoration:underline;text-underline-offset:3px}
.article-body a:hover{color:var(--brand)}
.article-body hr{border:none;border-top:1px solid var(--line);margin:2.4em 0}
.article-body code{
  background:var(--bg-alt);color:var(--brand-deep);border-radius:6px;
  padding:2px 7px;font-size:.9em;
}

.empty-state{text-align:center;padding:26px 0 10px}
.empty-state .ico{
  width:74px;height:74px;margin:0 auto 20px;border-radius:22px;
  background:var(--bg-alt);color:var(--brand);
  display:grid;place-items:center;font-size:26px;
}
.empty-state h2{font-size:1.4rem;margin-bottom:10px}
.empty-state p{max-width:460px;margin:0 auto 24px}

/* ---------- related ---------- */
.section{padding:var(--sec-y) 0}
.section.alt{background:var(--bg-alt)}
.section-head{margin-bottom:38px}
.section-head .kicker{
  display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:700;
  letter-spacing:.14em;color:var(--brand-deep);text-transform:uppercase;margin-bottom:12px;
}
.section-head .kicker::before{content:"";width:22px;height:2px;background:var(--brand-grad);border-radius:2px}
.section-head h2{font-size:clamp(1.5rem,2.6vw,2.1rem)}
.section-head p{color:var(--muted);margin-top:10px;font-size:.95rem;max-width:660px}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.rel-card{
  display:flex;gap:16px;align-items:stretch;background:var(--card);
  border:1px solid var(--line);border-radius:var(--r-card);
  padding:14px;box-shadow:var(--sh-soft);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.rel-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:var(--line-hover)}
.rel-thumb{
  flex:0 0 96px;width:96px;height:96px;border-radius:14px;overflow:hidden;background:var(--bg-alt);
}
.rel-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease)}
.rel-card:hover .rel-thumb img{transform:scale(1.06)}
.rel-body{display:flex;flex-direction:column;gap:6px;min-width:0}
.rel-body .tag{
  align-self:flex-start;font-size:11px;font-weight:700;letter-spacing:.06em;
  color:var(--brand-deep);background:rgba(255,107,44,.1);
  border-radius:var(--r-pill);padding:2px 10px;
}
.rel-body h3{
  font-size:1rem;line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.rel-body h3 a{color:var(--ink)}
.rel-body h3 a:hover{color:var(--brand-deep)}
.rel-body .meta{font-size:.8125rem;color:var(--muted);margin-top:auto}

.back-row{
  display:flex;justify-content:center;gap:14px;flex-wrap:wrap;
  padding:0 0 92px;
}

/* ---------- cta strip ---------- */
.cta-strip{
  background-image:linear-gradient(120deg,rgba(36,22,64,.96) 0%,rgba(58,37,102,.92) 100%),url("/assets/images/backpic/back-3.webp");
  background-size:cover;background-position:center;
  border-radius:var(--r-lg);padding:44px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
  box-shadow:0 18px 40px rgba(36,22,64,.18);
}
.cta-strip h2{color:#fff;font-size:clamp(1.35rem,2.2vw,1.8rem)}
.cta-strip p{color:rgba(255,255,255,.74);margin-top:8px;font-size:.95rem}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}
.btn-light-outline{
  display:inline-flex;align-items:center;gap:8px;padding:11px 22px;border-radius:var(--r-btn);
  border:1px solid rgba(255,255,255,.42);color:#fff;font-weight:700;font-size:15px;
  transition:all .22s var(--ease);
}
.btn-light-outline:hover{background:rgba(255,255,255,.14);color:#fff;transform:translateY(-1px)}

/* ---------- footer ---------- */
.site-footer{background:var(--ink-grad);color:rgba(255,255,255,.72);padding:64px 0 26px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.25fr;gap:40px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.footer-brand .brand-mark{width:38px;height:38px;border-radius:12px;font-size:13px}
.footer-brand strong{display:block;color:#fff;font-size:15px;font-weight:800}
.footer-brand em{font-style:normal;display:block;font-size:12px;color:rgba(255,255,255,.6);letter-spacing:.08em}
.footer-desc{font-size:.875rem;line-height:1.85;color:rgba(255,255,255,.66);max-width:330px}
.footer-title{
  font-size:12px;font-weight:700;letter-spacing:.16em;color:rgba(255,255,255,.5);
  text-transform:uppercase;margin-bottom:18px;
}
.footer-links li,.footer-contact li{margin-bottom:10px;font-size:.875rem}
.footer-links a{color:rgba(255,255,255,.72);display:inline-block;transition:all .22s var(--ease)}
.footer-links a:hover{color:#fff;transform:translateX(2px)}
.footer-contact li{display:flex;gap:9px;align-items:flex-start;color:rgba(255,255,255,.72)}
.footer-contact i{color:var(--brand-amber);margin-top:5px}
.footer-btn{
  display:inline-flex;align-items:center;gap:8px;margin-top:6px;
  padding:9px 18px;border-radius:var(--r-btn);border:1px solid rgba(255,255,255,.35);
  color:#fff;font-size:.875rem;font-weight:600;transition:all .22s var(--ease);
}
.footer-btn:hover{background:rgba(255,255,255,.12);color:#fff}
.footer-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:.8125rem;color:rgba(255,255,255,.5);
}

/* ---------- responsive ---------- */
@media (max-width:1199.98px){
  .related-grid{grid-template-columns:repeat(2,1fr)}
  .command-search{width:190px}
}
@media (max-width:991.98px){
  :root{--sec-y:72px}
  .article-shell{padding:34px 28px 38px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .cta-strip{padding:34px 28px}
}
@media (max-width:767.98px){
  :root{--sec-y:56px}
  .container{padding:0 16px}
  .nav-inner{height:64px}
  .page-head{padding:26px 0 34px}
  .article-wrap{padding:40px 0 64px}
  .article-shell{padding:24px 18px 30px;border-radius:var(--r-card)}
  .article-body{font-size:1rem}
  .related-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column}
  .back-row{padding-bottom:64px}
}
@media (max-width:575.98px){
  .btn-brand,.btn-outline,.btn-light-outline{width:100%}
  .cta-actions{width:100%;flex-direction:column}
  .rel-card{flex-direction:row}
  .head-meta span{font-size:12px}
}

/* roulang page: category1 */
:root{
  --brand:#FF6B2C;
  --brand-deep:#E2491A;
  --brand-2:#FFB020;
  --grad:linear-gradient(120deg,#FF6B2C 0%,#FFB020 100%);
  --purple:#6F4BF2;
  --ink:#2B1B4D;
  --head:#241640;
  --text:#5B5470;
  --muted:#8A8398;
  --bg:#FFFBF7;
  --bg-alt:#FFF2E9;
  --card:#FFFFFF;
  --line:#F0E6DC;
  --ok:#12B886;
  --grad-dark:linear-gradient(140deg,#241640 0%,#3A2566 100%);
  --r-card:20px;
  --r-lg:26px;
  --r-btn:14px;
  --r-img:16px;
  --sh-1:0 4px 16px rgba(36,22,64,.06);
  --sh-2:0 14px 34px rgba(226,73,26,.14);
  --sh-3:0 22px 48px rgba(36,22,64,.18);
  --ease:cubic-bezier(.2,.7,.3,1);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  font-size:1rem;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--r-img)}
a{color:var(--brand-deep);text-decoration:none;transition:color .22s var(--ease)}
a:hover{color:var(--brand)}
h1,h2,h3,h4{color:var(--head);margin:0;font-weight:800;letter-spacing:-.01em}
h1{font-size:clamp(2rem,4.2vw,3.25rem);line-height:1.22}
h2{font-size:clamp(1.5rem,2.6vw,2.1rem);line-height:1.3}
h3{font-size:1.125rem;line-height:1.45;font-weight:700}
p{margin:0 0 1em}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}
.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 24px;
}
.section{padding:96px 0}
.section-alt{background:var(--bg-alt)}
.section-head{max-width:720px;margin-bottom:44px}
.section-head .eyebrow{
  display:inline-block;
  font-size:.8125rem;
  font-weight:700;
  letter-spacing:.06em;
  color:var(--brand-deep);
  background:rgba(255,107,44,.1);
  border-radius:999px;
  padding:6px 14px;
  margin-bottom:16px;
}
.section-head p{margin-top:14px;color:var(--muted);font-size:1rem}
.lead{font-size:1.0625rem;color:var(--text)}

/* ============ header ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:rgba(255,255,255,.94);
  border-bottom:1px solid var(--line);
  transition:box-shadow .24s var(--ease),background .24s var(--ease);
}
.site-header.scrolled{
  box-shadow:0 10px 30px rgba(36,22,64,.10);
  background:rgba(255,255,255,.88);
  backdrop-filter:blur(12px);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:24px;
  min-height:72px;
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--head)}
.brand:hover{color:var(--head)}
.brand-mark{
  width:40px;height:40px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:12px;
  background:var(--grad);
  color:#fff;
  font-weight:900;
  font-size:.9375rem;
  letter-spacing:.02em;
  box-shadow:0 6px 16px rgba(255,107,44,.35);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:1.0625rem;font-weight:800;color:var(--head)}
.brand-text em{font-style:normal;font-size:.75rem;color:var(--muted);letter-spacing:.02em}
.main-nav{
  flex:1 1 auto;
  align-items:center;
  justify-content:center;
  gap:6px;
}
.main-nav .nav-link{
  position:relative;
  padding:8px 14px;
  font-size:.9375rem;
  font-weight:500;
  color:var(--text);
  border-radius:10px;
  transition:color .22s var(--ease),background .22s var(--ease);
}
.main-nav .nav-link::after{
  content:"";
  position:absolute;
  left:14px;right:14px;bottom:2px;
  height:2px;
  border-radius:2px;
  background:var(--grad);
  transform:scaleX(0);
  transform-origin:left;
  transition:transform .24s var(--ease);
}
.main-nav .nav-link:hover{color:var(--brand-deep);background:rgba(255,107,44,.06)}
.main-nav .nav-link:hover::after{transform:scaleX(1)}
.main-nav .nav-link.active{color:var(--head);font-weight:700}
.main-nav .nav-link.active::after{transform:scaleX(1)}
.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.command-search{
  position:relative;
  display:flex;
  align-items:center;
  width:230px;
}
.command-search i{
  position:absolute;
  left:14px;
  font-size:.8125rem;
  color:var(--muted);
  pointer-events:none;
}
.command-search input{
  width:100%;
  height:42px;
  padding:0 54px 0 36px;
  font-size:.875rem;
  color:var(--head);
  background:#fff;
  border:1px solid var(--line);
  border-radius:12px;
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.command-search input::placeholder{color:#A9A2B5}
.command-search input:focus{
  outline:none;
  border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(255,107,44,.16);
}
.command-search .kbd{
  position:absolute;
  right:10px;
  font-size:.6875rem;
  font-weight:700;
  color:var(--muted);
  background:var(--bg-alt);
  border:1px solid var(--line);
  border-radius:6px;
  padding:2px 6px;
  letter-spacing:.02em;
}
.icon-btn{
  width:42px;height:42px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:12px;
  border:1px solid var(--line);
  background:#fff;
  color:var(--text);
  transition:all .22s var(--ease);
}
.icon-btn:hover{color:var(--brand-deep);border-color:rgba(255,107,44,.35);transform:translateY(-1px)}
.nav-toggle{
  margin-left:auto;
  width:44px;height:44px;
  border-radius:12px;
  border:1px solid var(--line);
  background:#fff;
  color:var(--head);
  font-size:1.05rem;
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  border-radius:var(--r-btn);
  font-weight:700;
  font-size:.9375rem;
  padding:12px 22px;
  border:1px solid transparent;
  transition:all .22s var(--ease);
  cursor:pointer;
}
.btn-grad{
  background:var(--grad);
  color:#fff;
  box-shadow:0 10px 24px rgba(255,107,44,.28);
}
.btn-grad:hover{color:#fff;transform:translateY(-2px);box-shadow:0 16px 30px rgba(226,73,26,.32)}
.btn-grad:active{transform:translateY(0)}
.btn-ghost{
  background:#fff;
  color:var(--brand-deep);
  border-color:rgba(226,73,26,.35);
}
.btn-ghost:hover{color:var(--brand-deep);background:rgba(255,107,44,.07);border-color:var(--brand)}
.btn-light-ghost{
  background:transparent;
  color:#fff;
  border-color:rgba(255,255,255,.55);
}
.btn-light-ghost:hover{color:#fff;background:rgba(255,255,255,.12);border-color:#fff}
.btn-sm{padding:10px 18px;font-size:.875rem}
.btn-lg{padding:15px 30px;font-size:1rem}
.btn:disabled{opacity:.55;cursor:not-allowed;transform:none;box-shadow:none}
.offcanvas{border-radius:0 22px 22px 0}
.offcanvas-header{border-bottom:1px solid var(--line)}
.offcanvas .nav-link{
  display:block;
  padding:13px 16px;
  border-radius:12px;
  color:var(--head);
  font-weight:600;
  margin-bottom:8px;
  background:var(--bg-alt);
}
.offcanvas .nav-link.active{background:var(--grad);color:#fff}

/* ============ page hero ============ */
.page-hero{
  position:relative;
  color:#fff;
  padding:76px 0 68px;
  background-image:linear-gradient(115deg,rgba(36,22,64,.92) 0%,rgba(43,27,77,.82) 45%,rgba(226,73,26,.62) 100%),url(/assets/images/backpic/back-1.webp);
  background-size:cover;
  background-position:center;
  overflow:hidden;
}
.page-hero::after{
  content:"";
  position:absolute;
  right:-120px;top:-90px;
  width:420px;height:420px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(255,176,32,.34),transparent 68%);
  pointer-events:none;
}
.page-hero .crumb{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  align-items:center;
  font-size:.8125rem;
  color:rgba(255,255,255,.72);
  margin-bottom:20px;
}
.page-hero .crumb a{color:rgba(255,255,255,.82)}
.page-hero .crumb a:hover{color:#fff}
.page-hero h1{color:#fff;max-width:860px}
.page-hero .hero-lead{
  max-width:700px;
  margin-top:18px;
  font-size:1.0625rem;
  color:rgba(255,255,255,.86);
}
.anchor-tabs{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:28px;
}
.anchor-tabs a{
  font-size:.875rem;
  font-weight:600;
  color:#fff;
  padding:9px 16px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.4);
  background:rgba(255,255,255,.1);
  transition:all .22s var(--ease);
}
.anchor-tabs a:hover{background:#fff;color:var(--brand-deep);border-color:#fff}

/* ============ split ============ */
.split{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:56px;
  align-items:center;
}
.split-media{
  position:relative;
  border-radius:var(--r-lg);
  overflow:hidden;
  box-shadow:var(--sh-3);
}
.split-media img{width:100%;height:100%;border-radius:0;object-fit:cover;aspect-ratio:4/3}
.float-badge{
  position:absolute;
  right:-16px;
  bottom:24px;
  background:#fff;
  border:3px solid #fff;
  border-radius:18px;
  box-shadow:var(--sh-2);
  padding:14px 18px;
  min-width:170px;
}
.float-badge .num{
  font-size:1.5rem;
  font-weight:900;
  background:var(--grad);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
  line-height:1.2;
}
.float-badge .txt{font-size:.8125rem;color:var(--muted);margin:0}
.check-list{margin-top:22px;display:grid;gap:14px}
.check-list li{
  position:relative;
  padding-left:32px;
  font-size:.9688rem;
  color:var(--text);
}
.check-list li::before{
  content:"\f00c";
  font-family:"Font Awesome 6 Free";
  font-weight:900;
  position:absolute;
  left:0;top:2px;
  width:20px;height:20px;
  display:inline-flex;align-items:center;justify-content:center;
  font-size:.65rem;
  color:#fff;
  background:var(--grad);
  border-radius:50%;
}
.check-list li strong{color:var(--head);font-weight:700}

/* ============ point cards ============ */
.point-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:24px;
}
.point-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:26px;
  box-shadow:var(--sh-1);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.point-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--sh-2);
  border-color:rgba(255,107,44,.35);
}
.point-card .ico{
  width:46px;height:46px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:14px;
  background:rgba(111,75,242,.12);
  color:var(--purple);
  font-size:1.05rem;
  margin-bottom:16px;
}
.point-card h3{margin-bottom:10px}
.point-card p{margin:0;font-size:.9375rem;color:var(--text)}

/* ============ tip panel ============ */
.tip-wrap{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:24px;
}
.tip-card{
  background:#fff;
  border:1px solid var(--line);
  border-left:3px solid var(--brand);
  border-radius:16px;
  padding:24px 26px;
  box-shadow:var(--sh-1);
}
.tip-card .tip-code{
  display:inline-block;
  font-size:.8125rem;
  font-weight:700;
  color:var(--brand-deep);
  background:rgba(255,107,44,.1);
  border-radius:999px;
  padding:4px 12px;
  margin-bottom:12px;
}
.tip-card h3{font-size:1.0625rem;margin-bottom:8px}
.tip-card p{margin:0;font-size:.9375rem}

/* ============ HUD ============ */
.hud{
  background:var(--grad-dark);
  border-radius:var(--r-lg);
  padding:52px;
  color:#fff;
  position:relative;
  overflow:hidden;
  box-shadow:var(--sh-3);
}
.hud::before{
  content:"";
  position:absolute;
  left:-80px;bottom:-120px;
  width:340px;height:340px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(255,107,44,.35),transparent 70%);
}
.hud h2{color:#fff;position:relative}
.hud .hud-desc{color:rgba(255,255,255,.78);max-width:640px;margin-top:12px;position:relative}
.hud-grid{
  position:relative;
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:16px;
  margin-top:36px;
}
.hud-item{
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.16);
  border-radius:18px;
  padding:22px;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.14);
}
.hud-item .hud-label{
  font-size:.8125rem;
  letter-spacing:.04em;
  color:rgba(255,255,255,.68);
  margin:0 0 10px;
}
.hud-item .hud-value{
  font-size:1.25rem;
  font-weight:800;
  color:#fff;
  margin:0 0 8px;
}
.hud-item .hud-note{font-size:.875rem;color:rgba(255,255,255,.72);margin:0}
.hud-foot{
  position:relative;
  margin-top:36px;
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  align-items:center;
}

/* ============ FAQ ============ */
.faq-acc .accordion-item{
  border:1px solid var(--line);
  border-radius:16px;
  overflow:hidden;
  margin-bottom:12px;
  background:#fff;
  box-shadow:var(--sh-1);
}
.faq-acc .accordion-button{
  font-size:1.0625rem;
  font-weight:600;
  color:var(--head);
  background:#fff;
  padding:20px 22px;
  box-shadow:none;
  position:relative;
}
.faq-acc .accordion-button::after{
  background-image:none;
  content:"\2b";
  font-family:"Font Awesome 6 Free";
  font-weight:900;
  font-size:.875rem;
  color:var(--brand-deep);
  width:28px;height:28px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(255,107,44,.1);
  border-radius:50%;
  transition:transform .24s var(--ease),background .24s var(--ease);
}
.faq-acc .accordion-button:not(.collapsed){
  background:linear-gradient(120deg,rgba(255,107,44,.1),rgba(255,176,32,.08));
  color:var(--head);
  border-left:3px solid var(--brand);
}
.faq-acc .accordion-button:not(.collapsed)::after{
  content:"\f068";
  transform:rotate(180deg);
  background:var(--grad);
  color:#fff;
}
.faq-acc .accordion-button:focus{box-shadow:none;outline:none}
.faq-acc .accordion-body{
  padding:4px 22px 24px;
  font-size:.9688rem;
  line-height:1.85;
  color:var(--text);
}

/* ============ CTA band ============ */
.cta-band{
  background:var(--grad);
  border-radius:var(--r-lg);
  padding:52px;
  color:#fff;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  box-shadow:0 24px 50px rgba(226,73,26,.26);
}
.cta-band h2{color:#fff;margin-bottom:8px}
.cta-band p{margin:0;color:rgba(255,255,255,.9);max-width:620px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}
.cta-band .btn-ghost{background:#fff;border-color:#fff;color:var(--brand-deep)}
.cta-band .btn-ghost:hover{background:rgba(255,255,255,.86);color:var(--brand-deep)}

/* ============ footer ============ */
.site-footer{
  margin-top:96px;
  background:var(--grad-dark);
  color:rgba(255,255,255,.72);
  padding:72px 0 28px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.2fr;
  gap:40px;
}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.footer-brand .brand-mark{width:42px;height:42px;border-radius:12px}
.footer-brand strong{display:block;color:#fff;font-size:1rem;font-weight:800;line-height:1.3}
.footer-brand em{font-style:normal;font-size:.75rem;color:rgba(255,255,255,.62);letter-spacing:.02em}
.footer-desc{font-size:.9375rem;color:rgba(255,255,255,.7);margin:0;max-width:340px}
.footer-title{
  font-size:.75rem;
  font-weight:700;
  letter-spacing:.1em;
  text-transform:uppercase;
  color:#fff;
  margin-bottom:18px;
}
.footer-links li{margin-bottom:12px}
.footer-links a{color:rgba(255,255,255,.72);font-size:.9375rem;transition:all .22s var(--ease);display:inline-block}
.footer-links a:hover{color:#fff;transform:translateX(2px)}
.footer-contact li{
  display:flex;
  gap:10px;
  align-items:flex-start;
  font-size:.9375rem;
  color:rgba(255,255,255,.72);
  margin-bottom:12px;
}
.footer-contact i{margin-top:5px;color:var(--brand-2)}
.footer-btn{
  display:inline-flex;
  align-items:center;
  gap:8px;
  margin-top:8px;
  padding:11px 20px;
  font-size:.875rem;
  font-weight:700;
  color:#fff;
  border:1px solid rgba(255,255,255,.45);
  border-radius:12px;
  transition:all .22s var(--ease);
}
.footer-btn:hover{background:rgba(255,255,255,.12);color:#fff;border-color:#fff}
.footer-bottom{
  margin-top:48px;
  padding-top:22px;
  border-top:1px solid rgba(255,255,255,.14);
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:10px;
  font-size:.8125rem;
  color:rgba(255,255,255,.58);
}

/* ============ responsive ============ */
@media (max-width:1199.98px){
  .command-search{width:190px}
  .footer-grid{grid-template-columns:1.3fr 1fr 1fr;gap:32px}
}
@media (max-width:991.98px){
  .section{padding:64px 0}
  .split{grid-template-columns:1fr;gap:32px}
  .float-badge{right:16px}
  .hud{padding:36px}
  .hud-grid{grid-template-columns:1fr}
  .cta-band{padding:36px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:767.98px){
  .point-grid,.tip-wrap{grid-template-columns:1fr}
  .hero-lead{font-size:1rem}
  .page-hero{padding:56px 0 48px}
  .hud{padding:28px 22px}
  .footer-grid{grid-template-columns:1fr}
}
@media (max-width:575.98px){
  .section{padding:52px 0}
  .container{padding:0 16px}
  .btn{width:100%}
  .cta-actions{width:100%;flex-direction:column}
  .cta-band .btn{width:100%}
  .split-media img{aspect-ratio:16/11}
  .footer-bottom{flex-direction:column}
}

/* roulang page: category2 */
:root{
  --brand:#FF6B2C;
  --brand-deep:#E2491A;
  --brand-2:#FFB020;
  --grad:linear-gradient(120deg,#FF6B2C 0%,#FFB020 100%);
  --ink:#2B1B4D;
  --ink-2:#241640;
  --ink-grad:linear-gradient(140deg,#241640 0%,#3A2566 100%);
  --accent:#6F4BF2;
  --bg:#FFFBF7;
  --bg-alt:#FFF2E9;
  --card:#FFFFFF;
  --line:#F0E6DC;
  --text:#5B5470;
  --muted:#8A8398;
  --ok:#12B886;
  --r-sm:12px;
  --r-md:16px;
  --r-lg:20px;
  --r-xl:26px;
  --r-pill:999px;
  --sh-1:0 4px 16px rgba(36,22,64,.06);
  --sh-2:0 14px 34px rgba(226,73,26,.14);
  --sh-3:0 18px 44px rgba(36,22,64,.14);
  --ease:cubic-bezier(.2,.7,.3,1);
  --t:220ms;
  --container:1200px;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:1rem;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand-deep);text-decoration:none;transition:color var(--t) var(--ease)}
a:hover{color:var(--brand)}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;color:var(--ink-2);font-weight:800;line-height:1.3}
p{margin:0}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}
::selection{background:rgba(255,107,44,.2)}

.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}
@media (min-width:1400px){ .container{max-width:1240px} }
@media (max-width:575px){ .container{padding-left:16px;padding-right:16px} }

/* ---------- 通用按钮 ---------- */
.btn-grad{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border:0;border-radius:14px;
  background:var(--grad);color:#fff;font-weight:700;font-size:.93rem;letter-spacing:.01em;
  box-shadow:0 8px 20px rgba(255,107,44,.28);cursor:pointer;
  transition:transform var(--t) var(--ease),box-shadow var(--t) var(--ease),filter var(--t) var(--ease);
}
.btn-grad:hover{color:#fff;transform:translateY(-1px);box-shadow:0 13px 28px rgba(226,73,26,.34)}
.btn-grad:active{transform:translateY(1px);box-shadow:0 5px 14px rgba(226,73,26,.28)}
.btn-grad[disabled],.btn-grad.disabled{filter:grayscale(.5);opacity:.6;pointer-events:none}

.btn-outline-brand{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:14px;
  background:#fff;border:1px solid rgba(255,107,44,.4);color:var(--brand-deep);
  font-weight:700;font-size:.93rem;
  transition:background var(--t) var(--ease),border-color var(--t) var(--ease),color var(--t) var(--ease),transform var(--t) var(--ease);
}
.btn-outline-brand:hover{background:#FFF2E9;border-color:var(--brand);color:var(--brand-deep);transform:translateY(-1px)}
.btn-outline-brand:active{transform:translateY(1px)}

.btn-ghost-light{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:14px;
  border:1px solid rgba(255,255,255,.42);color:#fff;font-weight:700;font-size:.93rem;
  background:transparent;
  transition:background var(--t) var(--ease),border-color var(--t) var(--ease),transform var(--t) var(--ease);
}
.btn-ghost-light:hover{background:rgba(255,255,255,.12);border-color:#fff;color:#fff;transform:translateY(-1px)}
.btn-ghost-light:active{transform:translateY(1px)}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1040;
  background:#fff;border-bottom:1px solid var(--line);
  transition:box-shadow var(--t) var(--ease),background var(--t) var(--ease),backdrop-filter var(--t) var(--ease);
}
.site-header.is-scrolled{
  background:rgba(255,255,255,.88);
  -webkit-backdrop-filter:saturate(180%) blur(12px);
  backdrop-filter:saturate(180%) blur(12px);
  box-shadow:0 8px 26px rgba(36,22,64,.09);
}
.header-inner{display:flex;align-items:center;gap:22px;height:70px}

.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:38px;height:38px;flex:0 0 38px;
  display:flex;align-items:center;justify-content:center;
  border-radius:12px;background:var(--grad);color:#fff;
  font-weight:900;font-size:.92rem;letter-spacing:.02em;
  box-shadow:0 6px 16px rgba(255,107,44,.3);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:1rem;font-weight:800;color:var(--ink-2);letter-spacing:.01em}
.brand-text em{font-style:normal;font-size:.72rem;color:var(--muted);letter-spacing:.08em}
.brand:hover .brand-text strong{color:var(--brand-deep)}

.main-nav{display:flex;align-items:center;gap:4px;margin-right:auto}
.main-nav .nav-link{
  position:relative;padding:9px 14px;border-radius:10px;
  font-size:.93rem;font-weight:500;color:var(--text);
  transition:color var(--t) var(--ease),background var(--t) var(--ease);
}
.main-nav .nav-link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:3px;height:2px;border-radius:2px;
  background:var(--grad);transform:scaleX(0);transform-origin:left center;
  transition:transform var(--t) var(--ease);
}
.main-nav .nav-link:hover{color:var(--brand-deep);background:#FFF7F1}
.main-nav .nav-link:hover::after{transform:scaleX(1)}
.main-nav .nav-link.active{color:var(--ink-2);font-weight:700}
.main-nav .nav-link.active::after{transform:scaleX(1)}

.header-actions{display:flex;align-items:center;gap:12px;flex-shrink:0}

.command-search{
  display:flex;align-items:center;gap:8px;
  width:236px;height:42px;padding:0 12px;
  background:#FFF7F1;border:1px solid var(--line);border-radius:var(--r-sm);
  transition:border-color var(--t) var(--ease),box-shadow var(--t) var(--ease),background var(--t) var(--ease);
}
.command-search:focus-within{background:#fff;border-color:var(--brand);box-shadow:0 0 0 3px rgba(255,107,44,.15)}
.command-search > i{color:var(--muted);font-size:.82rem}
.command-search input{
  flex:1;min-width:0;border:0;background:transparent;outline:none;
  font-size:.88rem;color:var(--ink-2);
}
.command-search input::placeholder{color:var(--muted)}
.command-search .kbd{
  flex-shrink:0;font-size:.68rem;color:var(--muted);line-height:1.5;
  border:1px solid var(--line);background:#fff;border-radius:6px;padding:0 5px;
}

.icon-btn{
  width:42px;height:42px;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;
  border-radius:var(--r-sm);border:1px solid var(--line);background:#fff;color:var(--text);
  transition:color var(--t) var(--ease),border-color var(--t) var(--ease),background var(--t) var(--ease),transform var(--t) var(--ease);
}
.icon-btn:hover{color:var(--brand-deep);border-color:rgba(255,107,44,.4);background:#FFF7F1;transform:translateY(-1px)}

.menu-toggle{
  width:44px;height:44px;margin-left:auto;
  display:flex;align-items:center;justify-content:center;
  border-radius:var(--r-sm);border:1px solid var(--line);background:#fff;color:var(--ink-2);
  transition:background var(--t) var(--ease),border-color var(--t) var(--ease);
}
.menu-toggle:hover{background:#FFF7F1;border-color:rgba(255,107,44,.4)}

/* 移动端抽屉 */
.mobile-nav-panel{width:320px;max-width:88vw;background:var(--bg)}
.mobile-nav-panel .offcanvas-header{border-bottom:1px solid var(--line);padding:16px 20px}
.brand-mini{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--ink-2);font-size:.94rem}
.brand-mini .brand-mark{width:32px;height:32px;flex:0 0 32px;font-size:.78rem;border-radius:10px}
.mobile-nav-panel .offcanvas-body{padding:20px}
.mobile-links{display:grid;gap:6px;margin-bottom:20px}
.mobile-links a{
  display:flex;align-items:center;justify-content:space-between;
  padding:13px 16px;border-radius:12px;border:1px solid var(--line);background:#fff;
  color:var(--text);font-weight:600;font-size:.94rem;
  transition:color var(--t) var(--ease),border-color var(--t) var(--ease),background var(--t) var(--ease);
}
.mobile-links a:hover{color:var(--brand-deep);border-color:rgba(255,107,44,.4);background:#FFF7F1}
.mobile-links a.active{color:var(--brand-deep);border-color:rgba(255,107,44,.45);background:#FFF2E9}
.mobile-search{
  display:flex;align-items:center;gap:8px;
  height:44px;padding:0 14px;margin-bottom:18px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-sm);
}
.mobile-search i{color:var(--muted);font-size:.82rem}
.mobile-search input{flex:1;min-width:0;border:0;background:transparent;outline:none;font-size:.88rem}
.mobile-cta{width:100%}

/* ---------- 内页横幅 ---------- */
.page-hero{
  position:relative;overflow:hidden;
  background:var(--ink-grad);
  padding:60px 0 68px;
  color:#fff;
  min-height:260px;
  display:flex;align-items:center;
}
.page-hero-bg{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  opacity:.3;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(36,22,64,.94) 0%,rgba(43,27,77,.78) 52%,rgba(255,107,44,.34) 100%);
}
.page-hero-inner{position:relative;z-index:2;width:100%}
.breadcrumb-list{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:.82rem;margin-bottom:20px}
.breadcrumb-list li{color:rgba(255,255,255,.62)}
.breadcrumb-list li + li::before{content:"/";margin-right:8px;color:rgba(255,255,255,.38)}
.breadcrumb-list a{color:rgba(255,255,255,.78)}
.breadcrumb-list a:hover{color:#fff}
.breadcrumb-list li[aria-current]{color:rgba(255,255,255,.94);font-weight:600}

.page-hero h1{
  color:#fff;
  font-size:clamp(1.75rem,3.6vw,2.7rem);
  font-weight:800;letter-spacing:-.01em;line-height:1.22;
  margin-bottom:16px;
  max-width:20em;
}
.page-hero-lead{
  color:rgba(255,255,255,.82);
  font-size:1.02rem;line-height:1.85;
  max-width:640px;margin-bottom:26px;
}
.anchor-tabs{display:flex;flex-wrap:wrap;gap:10px}
.anchor-tabs a{
  display:inline-flex;align-items:center;gap:7px;
  padding:9px 16px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.22);
  color:rgba(255,255,255,.9);font-size:.85rem;font-weight:600;
  transition:background var(--t) var(--ease),border-color var(--t) var(--ease),transform var(--t) var(--ease);
}
.anchor-tabs a:hover{background:rgba(255,255,255,.2);border-color:rgba(255,255,255,.5);color:#fff;transform:translateY(-1px)}

/* ---------- 板块 ---------- */
.section{padding:88px 0}
.section-alt{background:var(--bg-alt)}
@media (max-width:991px){ .section{padding:68px 0} }
@media (max-width:575px){ .section{padding:52px 0} }

.section-head{max-width:740px;margin-bottom:42px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.74rem;font-weight:800;letter-spacing:.16em;
  color:var(--brand-deep);text-transform:uppercase;margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--grad)}
.section-head h2{font-size:clamp(1.5rem,2.6vw,2.1rem);margin-bottom:14px}
.section-head p{color:var(--text);font-size:1rem;line-height:1.85}

/* ---------- 档位对照表 ---------- */
.table-shell{
  border:1px solid var(--line);border-radius:var(--r-lg);background:#fff;
  box-shadow:var(--sh-1);overflow:hidden;
}
.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch}
.tier-table{width:100%;min-width:820px;border-collapse:separate;border-spacing:0;font-size:.94rem}
.tier-table thead th{
  background:var(--ink-grad);
  color:#fff;font-weight:700;font-size:.88rem;letter-spacing:.04em;
  text-align:left;padding:18px 22px;white-space:nowrap;
}
.tier-table thead th:first-child{border-top-left-radius:0}
.tier-table tbody td{
  padding:20px 22px;border-top:1px solid var(--line);
  color:var(--text);vertical-align:top;line-height:1.75;
}
.tier-table tbody tr{transition:background var(--t) var(--ease)}
.tier-table tbody tr:hover{background:#FFFAF6}
.tier-name{display:flex;flex-direction:column;gap:4px}
.tier-name strong{color:var(--ink-2);font-size:1rem;font-weight:800}
.tier-name span{font-size:.78rem;color:var(--muted)}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 11px;border-radius:var(--r-pill);
  font-size:.75rem;font-weight:700;letter-spacing:.02em;
  background:#FFF2E9;color:var(--brand-deep);border:1px solid rgba(255,107,44,.24);
}
.tag-accent{background:rgba(111,75,242,.1);color:#5A38D6;border-color:rgba(111,75,242,.24)}
.tag-ok{background:rgba(18,184,134,.1);color:#0E9C72;border-color:rgba(18,184,134,.26)}

.table-note{
  display:flex;align-items:flex-start;gap:10px;
  margin-top:18px;padding:16px 20px;
  background:#FFF7F1;border:1px solid var(--line);border-radius:var(--r-md);
  font-size:.88rem;color:var(--text);line-height:1.8;
}
.table-note i{color:var(--brand);margin-top:4px}

/* ---------- 步骤条 ---------- */
.step-track{display:grid;gap:16px}
.step-item{
  display:grid;grid-template-columns:66px 1fr;gap:20px;align-items:start;
  padding:22px 26px;background:#fff;
  border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh-1);
  transition:transform var(--t) var(--ease),box-shadow var(--t) var(--ease),border-color var(--t) var(--ease);
}
.step-item:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:rgba(255,107,44,.35)}
.step-num{
  width:66px;height:66px;display:flex;align-items:center;justify-content:center;
  border-radius:20px;background:linear-gradient(140deg,#FFF2E9,#FFE4D2);
  color:var(--brand-deep);font-weight:900;font-size:1.28rem;letter-spacing:.02em;
}
.step-body h3{font-size:1.08rem;margin-bottom:8px}
.step-body p{font-size:.94rem;line-height:1.82;color:var(--text)}
.step-meta{display:inline-flex;align-items:center;gap:7px;margin-top:10px;font-size:.8rem;color:var(--muted)}
.step-meta i{color:var(--accent);font-size:.74rem}

@media (max-width:575px){
  .step-item{grid-template-columns:1fr;padding:20px}
  .step-num{width:52px;height:52px;border-radius:16px;font-size:1.05rem}
}

/* ---------- 左图右文 ---------- */
.split{display:grid;grid-template-columns:1fr 1.05fr;gap:56px;align-items:center}
@media (max-width:991px){ .split{grid-template-columns:1fr;gap:34px} }
.split-media{position:relative}
.split-media img{
  width:100%;border-radius:var(--r-xl);
  box-shadow:var(--sh-3);object-fit:cover;aspect-ratio:4/3;
}
.split-media::after{
  content:"";position:absolute;inset:auto -14px -14px auto;
  width:130px;height:130px;border-radius:26px;
  background:var(--grad);opacity:.14;z-index:-1;
}
.split-body h2{font-size:clamp(1.5rem,2.5vw,2rem);margin-bottom:16px}
.split-body > p{margin-bottom:26px;line-height:1.85}

.check-list{display:grid;gap:14px}
.check-list li{
  display:grid;grid-template-columns:34px 1fr;gap:14px;align-items:start;
  padding:16px 18px;border-radius:var(--r-md);
  background:#fff;border:1px solid var(--line);
  transition:border-color var(--t) var(--ease),box-shadow var(--t) var(--ease),background var(--t) var(--ease);
}
.check-list li:hover{border-color:rgba(255,107,44,.35);box-shadow:var(--sh-1);background:#FFFAF6}
.check-list i{
  width:34px;height:34px;display:flex;align-items:center;justify-content:center;
  border-radius:11px;background:rgba(18,184,134,.12);color:#0E9C72;font-size:.85rem;
}
.check-list strong{display:block;color:var(--ink-2);font-size:.98rem;font-weight:700;margin-bottom:4px}
.check-list span{font-size:.9rem;line-height:1.8;color:var(--text)}

/* ---------- FAQ ---------- */
.faq-accordion .accordion-item{
  border:1px solid var(--line);border-radius:16px;background:#fff;
  margin-bottom:12px;overflow:hidden;box-shadow:var(--sh-1);
}
.faq-accordion .accordion-item:last-child{margin-bottom:0}
.faq-accordion .accordion-button{
  position:relative;
  background:#fff;color:var(--ink-2);
  font-weight:600;font-size:1rem;line-height:1.6;
  padding:20px 58px 20px 24px;
  border-radius:16px;box-shadow:none;
  transition:background var(--t) var(--ease),color var(--t) var(--ease);
}
.faq-accordion .accordion-button:not(.collapsed){
  background:linear-gradient(120deg,#FFF6F0,#FFF1E4);
  color:var(--brand-deep);box-shadow:none;
}
.faq-accordion .accordion-button:not(.collapsed)::before{
  content:"";position:absolute;left:0;top:12px;bottom:12px;width:3px;border-radius:3px;background:var(--grad);
}
.faq-accordion .accordion-button:focus{box-shadow:none;border-color:transparent}
.faq-accordion .accordion-button:focus-visible{outline:2px solid var(--brand);outline-offset:-2px}
.faq-accordion .accordion-button::after{
  content:"\f067";
  font-family:"Font Awesome 6 Free";font-weight:900;
  font-size:.78rem;
  width:30px;height:30px;
  display:flex;align-items:center;justify-content:center;
  background-image:none;
  background-color:#FFF2E9;color:var(--brand-deep);
  border-radius:50%;
  transition:transform var(--t) var(--ease),background-color var(--t) var(--ease),color var(--t) var(--ease);
}
.faq-accordion .accordion-button:not(.collapsed)::after{
  content:"\f068";
  background-image:none;background-color:var(--brand);color:#fff;
  transform:rotate(180deg);
}
.faq-accordion .accordion-body{
  padding:6px 24px 24px;font-size:.94rem;line-height:1.85;color:var(--text);
  background:#fff;
}
.faq-accordion .accordion-collapse{border:0}
.faq-accordion .accordion-button:not(.collapsed) + .accordion-collapse .accordion-body{
  background:linear-gradient(180deg,#FFFBF7,#FFFFFF);
}

/* ---------- CTA 条 ---------- */
.cta-strip{
  position:relative;overflow:hidden;
  background:linear-gradient(120deg,#E2491A 0%,#FF6B2C 55%,#FFB020 100%);
  padding:56px 0;
}
.cta-strip::before,
.cta-strip::after{
  content:"";position:absolute;border-radius:50%;
  background:rgba(255,255,255,.16);filter:blur(2px);
}
.cta-strip::before{width:300px;height:300px;top:-140px;right:-60px}
.cta-strip::after{width:200px;height:200px;bottom:-120px;left:-40px;background:rgba(36,22,64,.16)}
.cta-inner{
  position:relative;z-index:2;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.cta-inner h2{color:#fff;font-size:clamp(1.4rem,2.4vw,1.9rem);margin-bottom:12px;max-width:22em}
.cta-inner p{color:rgba(255,255,255,.9);font-size:.96rem;line-height:1.8;max-width:44em}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}
.btn-solid-light{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:14px;border:0;
  background:#fff;color:var(--brand-deep);font-weight:800;font-size:.93rem;
  box-shadow:0 10px 24px rgba(36,22,64,.18);cursor:pointer;
  transition:transform var(--t) var(--ease),box-shadow var(--t) var(--ease);
}
.btn-solid-light:hover{color:var(--brand-deep);transform:translateY(-2px);box-shadow:0 16px 32px rgba(36,22,64,.22)}
.btn-solid-light:active{transform:translateY(0)}

@media (max-width:575px){
  .cta-inner{flex-direction:column;align-items:flex-start}
  .cta-actions{width:100%}
  .cta-actions > a{flex:1 1 100%}
}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--ink-grad);
  color:rgba(255,255,255,.82);
  padding:64px 0 0;
}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:44px;
  padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.12);
}
@media (max-width:991px){ .footer-grid{grid-template-columns:1fr 1fr;gap:34px} }
@media (max-width:575px){ .footer-grid{grid-template-columns:1fr;gap:30px} }

.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.footer-brand .brand-mark{width:40px;height:40px;flex:0 0 40px;font-size:.92rem;border-radius:13px}
.footer-brand strong{display:block;color:#fff;font-size:1.02rem;font-weight:800;line-height:1.4}
.footer-brand em{font-style:normal;font-size:.76rem;color:rgba(255,255,255,.6);letter-spacing:.08em}
.footer-desc{font-size:.9rem;line-height:1.85;color:rgba(255,255,255,.68);max-width:330px}
.footer-title{
  font-size:.76rem;font-weight:800;letter-spacing:.18em;text-transform:uppercase;
  color:rgba(255,255,255,.5);margin-bottom:16px;
}
.footer-links li{margin-bottom:10px}
.footer-links a{
  display:inline-block;color:rgba(255,255,255,.72);font-size:.9rem;
  transition:color var(--t) var(--ease),transform var(--t) var(--ease);
}
.footer-links a:hover{color:#fff;transform:translateX(2px)}
.footer-contact li{display:flex;align-items:flex-start;gap:10px;margin-bottom:12px;font-size:.88rem;line-height:1.7;color:rgba(255,255,255,.72)}
.footer-contact i{margin-top:4px;color:var(--brand-2)}
.footer-btn{
  display:inline-flex;align-items:center;gap:8px;margin-top:6px;
  padding:10px 18px;border-radius:12px;
  border:1px solid rgba(255,255,255,.34);color:#fff;font-size:.86rem;font-weight:600;
  transition:background var(--t) var(--ease),border-color var(--t) var(--ease),transform var(--t) var(--ease);
}
.footer-btn:hover{background:rgba(255,255,255,.1);border-color:#fff;color:#fff;transform:translateY(-1px)}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;
  padding:22px 0;font-size:.82rem;color:rgba(255,255,255,.52);
}
@media (max-width:575px){ .footer-bottom{flex-direction:column;align-items:flex-start} }

/* ---------- 响应式补充 ---------- */
@media (max-width:1199px){
  .command-search{width:200px}
}
@media (max-width:991px){
  .header-inner{height:64px}
  .page-hero{padding:46px 0 52px}
}
@media (max-width:575px){
  .btn-grad,.btn-outline-brand,.btn-ghost-light,.btn-solid-light{width:100%}
  .cta-actions{flex-direction:column}
}