/* roulang page: index */
:root{
  --ink:#1C1730;
  --ink-2:#6E6880;
  --ink-3:#9A94A8;
  --purple:#6E4BFF;
  --cyan:#23C9C4;
  --coral:#FF8A3D;
  --night:#241B3A;
  --night-2:#171129;
  --bg:#F7F4FF;
  --card:#FFFFFF;
  --soft:#EFEAFB;
  --line:#E7E2F2;
  --success:#35C98A;
  --warn:#FF6B6B;
  --grad:linear-gradient(135deg,#6E4BFF 0%,#23C9C4 100%);
  --grad-soft:linear-gradient(135deg,rgba(110,75,255,.12) 0%,rgba(35,201,196,.12) 100%);
  --shadow:0 20px 60px rgba(36,27,58,.10);
  --shadow-hover:0 26px 70px rgba(36,27,58,.16);
  --r-xl:28px;
  --r-lg:22px;
  --r-md:16px;
  --r-sm:12px;
  --sec-y:88px;
  --font:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
}

/* ============ 基础 reset ============ */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:17px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5{margin:0 0 14px;font-weight:700;line-height:1.35;color:var(--ink);letter-spacing:.2px;}
h1{font-size:clamp(30px,4.4vw,52px);line-height:1.24;}
h2{font-size:clamp(22px,2.7vw,34px);}
h3{font-size:clamp(18px,1.6vw,22px);font-weight:600;}
h4{font-size:18px;font-weight:600;}
p{margin:0 0 16px;color:var(--ink-2);}
a{color:var(--purple);text-decoration:none;transition:color .22s ease,opacity .22s ease;}
a:hover{color:var(--cyan);}
img{max-width:100%;height:auto;display:block;border-radius:var(--r-md);}
ul,ol{margin:0 0 16px;padding-left:20px;}
li{margin-bottom:8px;color:var(--ink-2);}
button,input,textarea,select{font-family:inherit;font-size:16px;}
:focus-visible{outline:3px solid rgba(110,75,255,.45);outline-offset:2px;border-radius:8px;}

/* ============ 容器与板块 ============ */
.grid-container{max-width:1280px;padding-left:32px;padding-right:32px;}
.section{padding:var(--sec-y) 0;}
.section--tight{padding:56px 0;}
.section--soft{background:var(--soft);}
.section--dark{background:linear-gradient(160deg,#171129 0%,#241B3A 100%);}
.section--dark h2,.section--dark h3,.section--dark h4{color:#fff;}
.section--dark p{color:#CFC8E4;}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head--center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:1.2px;
  color:var(--purple);text-transform:uppercase;margin-bottom:14px;
}
.eyebrow i{color:var(--cyan);}
.section--dark .eyebrow{color:#B9A9FF;}
.lead{font-size:18px;color:var(--ink-2);line-height:1.9;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:14px 30px;border-radius:999px;border:0;cursor:pointer;
  font-size:16px;font-weight:600;line-height:1.2;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease,border-color .22s ease;
  text-align:center;white-space:nowrap;
}
.btn-gradient{background:var(--grad);color:#fff;box-shadow:0 14px 34px rgba(110,75,255,.32);}
.btn-gradient:hover{color:#fff;transform:translateY(-2px);box-shadow:0 20px 44px rgba(110,75,255,.42);}
.btn-gradient:active{transform:translateY(0);}
.btn-ghost{background:#fff;color:var(--night);border:1.5px solid var(--line);box-shadow:0 8px 22px rgba(36,27,58,.06);}
.btn-ghost:hover{color:var(--purple);border-color:rgba(110,75,255,.45);transform:translateY(-2px);box-shadow:0 16px 34px rgba(36,27,58,.12);}
.btn-outline-light{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.45);}
.btn-outline-light:hover{background:rgba(255,255,255,.14);color:#fff;transform:translateY(-2px);}
.btn-sm{padding:11px 22px;font-size:15px;}
.btn-block{width:100%;}
.btn-row{display:flex;flex-wrap:wrap;gap:14px;}

/* ============ 标签 / 徽章 ============ */
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 13px;border-radius:999px;font-size:13px;font-weight:600;
  background:var(--grad-soft);color:var(--purple);border:1px solid rgba(110,75,255,.18);
}
.tag--cyan{background:rgba(35,201,196,.14);color:#12938F;border-color:rgba(35,201,196,.28);}
.tag--coral{background:rgba(255,138,61,.15);color:#C4600F;border-color:rgba(255,138,61,.28);}
.tag--success{background:rgba(53,201,138,.15);color:#1B8B5C;border-color:rgba(53,201,138,.28);}
.badge-dot{width:8px;height:8px;border-radius:50%;background:var(--success);display:inline-block;box-shadow:0 0 0 4px rgba(53,201,138,.18);}
.stat-pill{
  display:inline-flex;flex-direction:column;gap:2px;
  padding:10px 18px;border-radius:var(--r-md);
  background:#fff;border:1px solid var(--line);box-shadow:0 10px 26px rgba(36,27,58,.06);
}
.stat-pill strong{font-size:19px;color:var(--night);font-weight:700;letter-spacing:.3px;}
.stat-pill span{font-size:13px;color:var(--ink-3);}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(247,244,255,.82);
  backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:background .28s ease,box-shadow .28s ease,border-color .28s ease;
}
.site-header.is-scrolled{
  background:rgba(255,255,255,.94);
  border-bottom-color:var(--line);
  box-shadow:0 10px 34px rgba(36,27,58,.10);
}
.topbar{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:78px;}
.brand{display:flex;align-items:center;gap:12px;color:var(--ink);}
.brand:hover{color:var(--ink);}
.brand-mark{
  width:44px;height:44px;flex:0 0 44px;border-radius:14px;
  background:var(--grad);color:#fff;display:flex;align-items:center;justify-content:center;
  font-size:19px;box-shadow:0 12px 26px rgba(110,75,255,.34);
}
.brand-text{display:flex;flex-direction:column;line-height:1.24;}
.brand-text strong{font-size:17px;font-weight:700;letter-spacing:.2px;}
.brand-text em{font-style:normal;font-size:12px;color:var(--ink-3);letter-spacing:.6px;}
.main-nav{display:flex;align-items:center;gap:6px;}
.nav-link{
  position:relative;padding:10px 16px;border-radius:999px;
  font-size:15.5px;font-weight:600;color:var(--ink-2);
  transition:color .2s ease,background .2s ease;
}
.nav-link:hover{color:var(--purple);background:rgba(110,75,255,.08);}
.nav-link.is-active{color:var(--purple);background:rgba(110,75,255,.12);}
.nav-link.is-active::after{
  content:"";position:absolute;left:50%;bottom:2px;transform:translateX(-50%);
  width:18px;height:3px;border-radius:3px;background:var(--grad);
}
.nav-actions{display:flex;align-items:center;gap:12px;}
.nav-toggle{
  display:none;width:46px;height:46px;border-radius:14px;border:1.5px solid var(--line);
  background:#fff;cursor:pointer;padding:0;position:relative;
}
.nav-toggle span{
  position:absolute;left:50%;transform:translateX(-50%);
  width:20px;height:2px;border-radius:2px;background:var(--night);
  transition:transform .26s ease,opacity .26s ease,top .26s ease;
}
.nav-toggle span:nth-child(1){top:16px;}
.nav-toggle span:nth-child(2){top:22px;}
.nav-toggle span:nth-child(3){top:28px;}
.nav-toggle.is-open span:nth-child(1){top:22px;transform:translateX(-50%) rotate(45deg);}
.nav-toggle.is-open span:nth-child(2){opacity:0;}
.nav-toggle.is-open span:nth-child(3){top:22px;transform:translateX(-50%) rotate(-45deg);}
.drawer{
  position:fixed;top:0;right:0;width:min(88vw,360px);height:100vh;z-index:80;
  background:#fff;box-shadow:-20px 0 60px rgba(36,27,58,.20);
  padding:88px 26px 32px;transform:translateX(105%);
  transition:transform .34s cubic-bezier(.22,.8,.3,1);
  display:flex;flex-direction:column;gap:8px;overflow-y:auto;
}
.drawer.is-open{transform:translateX(0);}
.drawer-link{
  display:flex;align-items:center;justify-content:space-between;
  padding:15px 18px;border-radius:var(--r-md);background:var(--soft);
  font-size:16px;font-weight:600;color:var(--night);
}
.drawer-link:hover{background:rgba(110,75,255,.14);color:var(--purple);}
.drawer-link.is-active{background:var(--grad);color:#fff;}
.drawer .btn{margin-top:16px;}
body.nav-open{overflow:hidden;}

/* ============ Hero ============ */
.hero{
  position:relative;overflow:hidden;padding:72px 0 84px;
  background:
    linear-gradient(180deg,rgba(247,244,255,.94) 0%,rgba(247,244,255,.99) 62%,#F7F4FF 100%),
    url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
}
.hero::before{
  content:"";position:absolute;top:-180px;right:-140px;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(35,201,196,.22) 0%,rgba(35,201,196,0) 68%);pointer-events:none;
}
.hero::after{
  content:"";position:absolute;bottom:-200px;left:-160px;width:460px;height:460px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,138,61,.18) 0%,rgba(255,138,61,0) 70%);pointer-events:none;
}
.hero .grid-container{position:relative;z-index:2;}
.hero-badge{
  display:inline-flex;align-items:center;gap:10px;padding:8px 18px;border-radius:999px;
  background:#fff;border:1px solid var(--line);box-shadow:0 10px 26px rgba(36,27,58,.08);
  font-size:14px;font-weight:600;color:var(--ink-2);margin-bottom:22px;
}
.hero h1{margin-bottom:20px;}
.hero h1 .hl{
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{font-size:18px;line-height:1.9;color:var(--ink-2);max-width:620px;margin-bottom:28px;}
.hero-cta{margin-bottom:34px;}
.hero-stats{display:flex;flex-wrap:wrap;gap:14px;}
.hero-visual{position:relative;border-radius:var(--r-xl);overflow:hidden;box-shadow:var(--shadow);}
.hero-visual img{width:100%;height:100%;min-height:340px;object-fit:cover;border-radius:var(--r-xl);}
.hero-visual::after{
  content:"";position:absolute;inset:0;border-radius:var(--r-xl);
  background:linear-gradient(200deg,rgba(23,17,41,.10) 0%,rgba(23,17,41,.72) 100%);
}
.hv-badge{
  position:absolute;z-index:3;background:rgba(255,255,255,.95);border-radius:var(--r-md);
  padding:12px 18px;box-shadow:0 18px 40px rgba(23,17,41,.28);display:flex;flex-direction:column;gap:2px;
}
.hv-badge strong{font-size:20px;color:var(--night);letter-spacing:.4px;}
.hv-badge span{font-size:12.5px;color:var(--ink-3);}
.hv-badge--tl{top:24px;left:24px;}
.hv-badge--br{bottom:24px;right:24px;}
.hv-frame{
  position:absolute;left:24px;bottom:24px;z-index:3;max-width:62%;
  padding:14px 18px;border-radius:var(--r-md);
  background:linear-gradient(135deg,rgba(110,75,255,.92) 0%,rgba(35,201,196,.92) 100%);
  color:#fff;font-size:14px;font-weight:600;line-height:1.6;
}

/* ============ 保障条 ============ */
.guard-bar{
  margin-top:-38px;position:relative;z-index:5;
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
}
.guard-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:24px 22px;box-shadow:var(--shadow);transition:transform .26s ease,box-shadow .26s ease;
}
.guard-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.guard-icon{
  width:46px;height:46px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  background:var(--grad-soft);color:var(--purple);font-size:19px;margin-bottom:14px;
}
.guard-card h3{font-size:17px;margin-bottom:6px;}
.guard-card p{font-size:14.5px;margin:0;color:var(--ink-2);line-height:1.75;}

/* ============ 入口卡片 ============ */
.entry-card{
  height:100%;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--shadow);
  display:flex;flex-direction:column;
  transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
}
.entry-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(110,75,255,.28);}
.entry-thumb{position:relative;overflow:hidden;border-radius:0;margin:0;}
.entry-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:0;transition:transform .5s ease;}
.entry-card:hover .entry-thumb img{transform:scale(1.06);}
.entry-thumb .tag{position:absolute;top:14px;left:14px;background:rgba(255,255,255,.94);}
.entry-body{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1;}
.entry-body h3{margin-bottom:10px;font-size:19px;}
.entry-body h3 a{color:var(--ink);}
.entry-body h3 a:hover{color:var(--purple);}
.entry-body p{font-size:15px;margin-bottom:16px;flex:1;}
.entry-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:14px;border-top:1px dashed var(--line);}
.mini-stat{font-size:13px;color:var(--ink-3);display:inline-flex;align-items:center;gap:6px;}
.mini-stat strong{color:var(--purple);font-size:14.5px;}
.card-grid{row-gap:22px;}

/* ============ 评价轮播 ============ */
.orbit{position:relative;}
.orbit-container{border-radius:var(--r-lg);}
.orbit-slide{background:transparent;}
.review-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-xl);
  padding:34px 36px;box-shadow:var(--shadow);max-width:880px;margin:0 auto;
}
.review-head{display:flex;align-items:center;gap:16px;margin-bottom:18px;}
.avatar{
  width:54px;height:54px;flex:0 0 54px;border-radius:50%;
  background:var(--grad);color:#fff;display:flex;align-items:center;justify-content:center;
  font-size:19px;font-weight:700;box-shadow:0 10px 24px rgba(110,75,255,.30);
}
.review-who strong{display:block;font-size:16.5px;color:var(--night);}
.review-who span{font-size:13px;color:var(--ink-3);}
.stars{color:var(--coral);font-size:14px;letter-spacing:2px;margin-bottom:12px;}
.review-card p{font-size:16.5px;color:var(--ink-2);margin-bottom:16px;}
.review-foot{display:flex;flex-wrap:wrap;align-items:center;gap:12px;font-size:13.5px;color:var(--ink-3);}
.orbit-bullets{display:flex;justify-content:center;gap:10px;margin-top:26px;}
.orbit-bullets button{
  width:11px;height:11px;padding:0;border-radius:50%;border:0;
  background:rgba(110,75,255,.25);transition:background .24s ease,transform .24s ease;
}
.orbit-bullets button:hover{background:rgba(110,75,255,.55);}
.orbit-bullets button.is-active{background:var(--grad);transform:scale(1.25);}
.orbit-previous,.orbit-next{color:var(--purple);}
.orbit-previous:hover,.orbit-next:hover{color:var(--cyan);}

/* ============ 表格 ============ */
.compare-wrap{overflow-x:auto;border-radius:var(--r-lg);border:1px solid var(--line);background:#fff;box-shadow:var(--shadow);}
table.compare{width:100%;border-collapse:collapse;margin:0;min-width:640px;}
table.compare th,table.compare td{padding:16px 20px;text-align:left;font-size:15.5px;border-bottom:1px solid var(--line);}
table.compare thead th{background:var(--soft);color:var(--night);font-weight:600;font-size:15px;}
table.compare tbody tr:last-child td{border-bottom:0;}
table.compare tbody tr:hover{background:rgba(110,75,255,.05);}
table.compare td:first-child{font-weight:600;color:var(--ink);}

/* ============ 最新信息列表 ============ */
.news-card{
  height:100%;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--shadow);display:flex;flex-direction:column;
  transition:transform .28s ease,box-shadow .28s ease;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.news-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:0;transition:transform .5s ease;}
.news-card:hover .news-thumb img{transform:scale(1.05);}
.news-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1;}
.news-body h3{font-size:18px;margin-bottom:10px;}
.news-body h3 a{color:var(--ink);}
.news-body h3 a:hover{color:var(--purple);}
.news-body p{font-size:15px;color:var(--ink-2);flex:1;margin-bottom:16px;}
.news-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:14px;border-top:1px dashed var(--line);font-size:13.5px;color:var(--ink-3);}
.news-foot .more{font-weight:600;color:var(--purple);}
.news-foot .more:hover{color:var(--cyan);}
.news-empty{
  text-align:center;padding:64px 28px;border-radius:var(--r-lg);
  background:#fff;border:1px dashed var(--line);box-shadow:var(--shadow);
}
.news-empty .empty-icon{
  width:64px;height:64px;margin:0 auto 18px;border-radius:20px;
  background:var(--grad-soft);color:var(--purple);display:flex;align-items:center;justify-content:center;font-size:24px;
}
.news-empty h3{font-size:19px;}
.news-empty p{margin-bottom:20px;}

/* ============ FAQ ============ */
.accordion{border:0;background:transparent;}
.accordion-item{
  border:1px solid var(--line);border-radius:var(--r-md);margin-bottom:14px;
  background:#fff;box-shadow:0 10px 28px rgba(36,27,58,.05);overflow:hidden;
  transition:box-shadow .24s ease,border-color .24s ease;
}
.accordion-item:hover{border-color:rgba(110,75,255,.32);box-shadow:0 16px 38px rgba(36,27,58,.10);}
.accordion-title{
  padding:20px 56px 20px 24px;font-size:17px;font-weight:600;color:var(--ink);
  border:0;background:transparent;position:relative;line-height:1.6;
}
.accordion-title:hover,.accordion-title:focus{background:rgba(110,75,255,.05);color:var(--purple);}
.accordion-title::before{
  right:24px;top:50%;margin-top:-6px;color:var(--purple);font-size:14px;transition:transform .28s ease;
}
.accordion-item.is-active .accordion-title::before{transform:rotate(90deg);}
.accordion-content{
  padding:0 24px 22px 24px;border:0;background:transparent;color:var(--ink-2);
  border-left:3px solid transparent;
  background-image:linear-gradient(180deg,rgba(110,75,255,.9),rgba(35,201,196,.9));
  background-repeat:no-repeat;background-size:3px 100%;background-position:0 0;
  margin-left:24px;padding-left:20px;
}
.accordion-content p{font-size:15.5px;line-height:1.85;margin:0 0 10px;}
.accordion-content p:last-child{margin-bottom:0;}

/* ============ CTA ============ */
.cta-band{
  border-radius:var(--r-xl);padding:56px 52px;position:relative;overflow:hidden;
  background:linear-gradient(135deg,#6E4BFF 0%,#23C9C4 100%);
  box-shadow:0 30px 70px rgba(110,75,255,.32);
  display:grid;grid-template-columns:1.35fr 1fr;gap:40px;align-items:center;
}
.cta-band::after{
  content:"";position:absolute;right:-90px;top:-90px;width:320px;height:320px;border-radius:50%;
  background:rgba(255,255,255,.14);
}
.cta-band h2{color:#fff;margin-bottom:12px;}
.cta-band p{color:rgba(255,255,255,.92);margin-bottom:24px;font-size:16.5px;}
.cta-form{position:relative;z-index:3;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.28);border-radius:var(--r-lg);padding:24px;}
.cta-form label{display:block;font-size:14px;color:#fff;margin-bottom:10px;font-weight:600;}
.field-row{display:flex;gap:12px;}
.field-row input[type="text"],.field-row input[type="search"]{
  flex:1;padding:14px 18px;border-radius:14px;border:1.5px solid rgba(255,255,255,.4);
  background:rgba(255,255,255,.94);color:var(--ink);
  transition:border-color .22s ease,box-shadow .22s ease;
}
.field-row input:focus{outline:0;border-color:#fff;box-shadow:0 0 0 4px rgba(255,255,255,.35);}
.cta-form .hint{font-size:13px;color:rgba(255,255,255,.86);margin:12px 0 0;}

/* ============ 页脚 ============ */
.site-footer{background:linear-gradient(160deg,#171129 0%,#241B3A 100%);color:#E9E5F5;padding:72px 0 28px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;}
.site-footer h4{color:#fff;font-size:16px;margin-bottom:18px;letter-spacing:.4px;}
.site-footer p{color:#B6AECC;font-size:14.5px;line-height:1.85;}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:18px;}
.footer-brand .brand-mark{box-shadow:0 12px 26px rgba(0,0,0,.35);}
.footer-brand strong{color:#fff;font-size:17px;}
.footer-links{list-style:none;padding:0;margin:0;}
.footer-links li{margin-bottom:11px;}
.footer-links a{color:#B6AECC;font-size:14.8px;}
.footer-links a:hover{color:#fff;}
.footer-contact{list-style:none;padding:0;margin:0;font-size:14.5px;color:#B6AECC;}
.footer-contact li{margin-bottom:11px;display:flex;gap:10px;align-items:flex-start;}
.footer-contact i{color:var(--cyan);margin-top:5px;}
.footer-bottom{
  margin-top:48px;padding-top:24px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;
  font-size:13.5px;color:#9F97B8;
}
.footer-bottom a{color:#9F97B8;}
.footer-bottom a:hover{color:#fff;}
.disclaimer{margin-top:16px;font-size:13px;color:#8F87A8;line-height:1.8;}

/* ============ 响应式 ============ */
@media screen and (max-width:1160px){
  .grid-container{padding-left:24px;padding-right:24px;}
  .main-nav .nav-link{padding:9px 12px;font-size:15px;}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px;}
}
@media screen and (max-width:1023px){
  :root{--sec-y:64px;}
  .main-nav{display:none;}
  .nav-toggle{display:block;}
  .nav-actions .btn{display:none;}
  .hero{padding:52px 0 64px;}
  .hero-visual{margin-top:36px;}
  .guard-bar{grid-template-columns:repeat(2,1fr);gap:16px;margin-top:-26px;}
  .cta-band{grid-template-columns:1fr;padding:44px 32px;gap:26px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .review-card{padding:28px 24px;}
}
@media screen and (max-width:639px){
  :root{--sec-y:48px;}
  body{font-size:16px;}
  .grid-container{padding-left:16px;padding-right:16px;}
  .topbar{min-height:68px;gap:12px;}
  .brand-mark{width:40px;height:40px;flex:0 0 40px;font-size:17px;}
  .brand-text strong{font-size:15px;}
  .brand-text em{font-size:11px;}
  .hero{padding:40px 0 52px;}
  .hero-sub{font-size:16.5px;}
  .hero-stats{gap:10px;}
  .stat-pill{flex:1 1 calc(50% - 5px);padding:9px 14px;}
  .stat-pill strong{font-size:17px;}
  .btn{padding:13px 24px;font-size:15.5px;width:100%;}
  .btn-row{flex-direction:column;}
  .btn-row .btn{width:100%;}
  .guard-bar{grid-template-columns:1fr;margin-top:-18px;}
  .hv-frame{position:static;max-width:100%;margin:0;border-radius:0;}
  .hv-badge--tl{top:14px;left:14px;padding:10px 14px;}
  .hv-badge--br{bottom:14px;right:14px;padding:10px 14px;}
  .cta-band{padding:32px 20px;border-radius:var(--r-lg);}
  .cta-form{padding:18px;}
  .field-row{flex-direction:column;}
  .field-row input,.field-row .btn{width:100%;}
  .review-card{padding:24px 20px;border-radius:var(--r-lg);}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;gap:8px;}
  .accordion-content{margin-left:16px;padding-left:14px;}
  .section-head{margin-bottom:30px;}
}

/* roulang page: article */
:root{
  --ink:#241B3A;
  --brand-1:#6E4BFF;
  --brand-2:#23C9C4;
  --accent:#FF8A3D;
  --success:#35C98A;
  --warn:#FF6B6B;
  --bg:#F7F4FF;
  --deep-1:#171129;
  --deep-2:#241B3A;
  --card:#FFFFFF;
  --soft:#EFEAFB;
  --line:#E7E2F2;
  --text:#1C1730;
  --text-2:#6E6880;
  --text-3:#9A94A8;
  --grad:linear-gradient(135deg,#6E4BFF 0%,#23C9C4 100%);
  --grad-soft:linear-gradient(135deg,rgba(110,75,255,.12) 0%,rgba(35,201,196,.12) 100%);
  --radius-lg:24px;
  --radius-md:16px;
  --radius-sm:12px;
  --shadow:0 20px 60px rgba(36,27,58,.10);
  --shadow-hover:0 26px 70px rgba(36,27,58,.16);
  --container:1240px;
}
*,*::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","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color .25s ease,background .25s ease,transform .25s ease}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.35;color:var(--text)}
p{margin:0}
ul,ol{margin:0;padding:0}
input{font-family:inherit}
strong{font-weight:700}
.grid-container{max-width:var(--container);margin:0 auto;padding-left:24px;padding-right:24px}
.section{padding:76px 0}
.section-tight{padding:52px 0}
.section-head{max-width:760px;margin-bottom:38px}
.section-head h2{font-size:32px;margin-bottom:12px}
.section-head p{color:var(--text-2);font-size:16px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.06em;color:#5B47C8;text-transform:uppercase;margin-bottom:12px}
.divider-grad{height:3px;width:76px;border-radius:999px;background:var(--grad)}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(247,244,255,.9);
  backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:background .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.site-header.is-scrolled{background:#fff;border-bottom-color:var(--line);box-shadow:0 12px 34px rgba(36,27,58,.08)}
.header-inner{display:flex;align-items:center;gap:20px;min-height:80px}
.logo{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-mark{
  width:46px;height:46px;border-radius:15px;background:var(--grad);
  display:grid;place-items:center;color:#fff;font-size:19px;
  box-shadow:0 12px 26px rgba(110,75,255,.32);
}
.logo-text{display:flex;flex-direction:column;line-height:1.22}
.logo-text strong{font-size:17px;letter-spacing:.2px}
.logo-text em{font-style:normal;font-size:12px;color:var(--text-3);letter-spacing:.04em}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:auto}
.nav-link{padding:10px 18px;border-radius:999px;font-size:15px;font-weight:500;color:var(--text-2)}
.nav-link:hover{color:var(--brand-1);background:var(--soft)}
.nav-link.is-active{color:#fff;background:var(--grad);box-shadow:0 12px 26px rgba(110,75,255,.28)}
.header-actions{display:flex;align-items:center;gap:12px}
.nav-toggle{
  display:none;width:46px;height:46px;border-radius:15px;background:#fff;
  border:1px solid var(--line);color:var(--ink);font-size:18px;
  place-items:center;box-shadow:0 8px 20px rgba(36,27,58,.06);
}
.mobile-drawer{display:none;max-height:0;overflow:hidden;background:#fff;border-top:1px solid transparent;transition:max-height .35s ease,border-color .35s ease}
.mobile-drawer.is-open{max-height:460px;border-top-color:var(--line)}
.drawer-inner{padding:18px 24px 26px;display:flex;flex-direction:column;gap:10px}
.drawer-link{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 18px;border-radius:14px;background:var(--bg);
  font-weight:600;color:var(--ink);font-size:15px;
}
.drawer-link:hover{background:var(--soft);color:var(--brand-1)}
.drawer-link i{color:var(--brand-1)}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  border-radius:999px;padding:14px 28px;font-size:15px;font-weight:600;
  transition:transform .25s ease,box-shadow .25s ease,background .25s ease,color .25s ease,border-color .25s ease;
  white-space:nowrap;line-height:1.2;
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 16px 32px rgba(110,75,255,.3)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 20px 42px rgba(110,75,255,.42);color:#fff}
.btn-ghost{background:#fff;color:var(--ink);border:1px solid var(--line);box-shadow:0 10px 22px rgba(36,27,58,.06)}
.btn-ghost:hover{transform:translateY(-2px);border-color:#D6CDFA;color:var(--brand-1)}
.btn-light{background:#fff;color:var(--ink);box-shadow:0 16px 32px rgba(0,0,0,.18)}
.btn-light:hover{transform:translateY(-2px);color:var(--brand-1)}
.btn-outline-light{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.55)}
.btn-outline-light:hover{background:rgba(255,255,255,.14);transform:translateY(-2px);color:#fff}
.btn-sm{padding:11px 21px;font-size:14px}
.btn:focus-visible,a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid rgba(110,75,255,.4);outline-offset:2px}

/* ---------- badges ---------- */
.badge{display:inline-flex;align-items:center;gap:7px;padding:7px 15px;border-radius:999px;font-size:13px;font-weight:600;line-height:1}
.badge-grad{background:var(--grad);color:#fff;box-shadow:0 10px 22px rgba(110,75,255,.25)}
.badge-soft{background:var(--soft);color:#5B47C8}
.badge-dark{background:rgba(23,17,41,.8);color:#fff}
.badge-line{background:#fff;border:1px solid var(--line);color:var(--text-2)}

/* ---------- article hero ---------- */
.article-hero{position:relative;overflow:hidden;padding:0 0 54px;background:linear-gradient(180deg,#FFFFFF 0%,#F7F4FF 100%)}
.article-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;opacity:.09;pointer-events:none;
}
.article-hero .grid-container{position:relative;z-index:2}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:9px;font-size:14px;color:var(--text-3);padding:24px 0 26px}
.breadcrumb a{position:relative;color:var(--text-2)}
.breadcrumb a::after{content:"";position:absolute;left:0;right:0;bottom:-4px;height:2px;border-radius:999px;background:var(--grad);transform:scaleX(0);transform-origin:left;transition:transform .28s ease}
.breadcrumb a:hover{color:var(--brand-1)}
.breadcrumb a:hover::after{transform:scaleX(1)}
.breadcrumb .current{color:var(--text-3);max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:18px}
.article-hero h1{font-size:clamp(30px,4vw,48px);letter-spacing:-.01em;max-width:940px}
.article-meta{display:flex;flex-wrap:wrap;gap:22px;margin-top:22px;color:var(--text-2);font-size:14px}
.article-meta span{display:inline-flex;align-items:center;gap:8px}
.article-meta i{color:var(--brand-1)}

/* ---------- status bar ---------- */
.status-bar{
  display:flex;flex-wrap:wrap;align-items:center;gap:16px;
  background:#fff;border:1px solid var(--line);border-radius:18px;
  padding:16px 22px;box-shadow:var(--shadow);margin-bottom:30px;font-size:14px;color:var(--text-2);
}
.status-dot{width:10px;height:10px;border-radius:50%;background:var(--success);box-shadow:0 0 0 5px rgba(53,201,138,.16);animation:pulse 2s infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 4px rgba(53,201,138,.16)}50%{box-shadow:0 0 0 9px rgba(53,201,138,.06)}}
.status-bar .sep{width:1px;height:14px;background:var(--line)}
.status-bar strong{color:var(--text)}

/* ---------- layout ---------- */
.article-layout{align-items:flex-start}
.article-wrap{max-width:820px}

/* ---------- article body ---------- */
.article-body{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:40px 44px;box-shadow:var(--shadow);
}
.article-body h2{font-size:26px;margin:42px 0 16px;padding-left:18px;position:relative}
.article-body h2:first-child{margin-top:0}
.article-body h2::before{content:"";position:absolute;left:0;top:7px;bottom:7px;width:5px;border-radius:999px;background:var(--grad)}
.article-body h3{font-size:20px;margin:30px 0 12px;color:#2B2347}
.article-body h4{font-size:17px;margin:24px 0 10px;color:#2B2347}
.article-body p{margin:0 0 20px;line-height:1.9;color:#2C2545;font-size:16.5px}
.article-body ul,.article-body ol{margin:0 0 22px;padding-left:24px;color:#2C2545}
.article-body li{margin-bottom:10px;line-height:1.85}
.article-body ul li::marker{color:var(--brand-1)}
.article-body ol li::marker{color:var(--brand-1);font-weight:700}
.article-body img{border-radius:18px;margin:26px 0;box-shadow:var(--shadow)}
.article-body a{color:var(--brand-1);font-weight:600;text-decoration:underline;text-decoration-color:rgba(110,75,255,.4);text-underline-offset:3px}
.article-body a:hover{color:#4E2FD8;text-decoration-color:#4E2FD8}
.article-body blockquote{
  margin:26px 0;padding:20px 24px;border-radius:16px;
  background:linear-gradient(90deg,#EFEAFB 0%,#FFFFFF 100%);
  border-left:4px solid var(--brand-1);color:var(--text-2);font-size:16px;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body table{width:100%;border-collapse:collapse;margin:26px 0;font-size:15px;border-radius:14px;overflow:hidden}
.article-body th,.article-body td{border:1px solid var(--line);padding:13px 15px;text-align:left;line-height:1.7}
.article-body th{background:var(--soft);font-weight:600;color:#3B3063}
.article-body tr:nth-child(even) td{background:#FCFBFF}
.article-body hr{border:0;height:1px;background:var(--line);margin:32px 0}
.article-body code{background:var(--soft);padding:2px 7px;border-radius:7px;font-size:14.5px;color:#4E2FD8}

/* ---------- empty state ---------- */
.empty-state{
  background:#fff;border:1px dashed var(--line);border-radius:var(--radius-lg);
  padding:56px 32px;text-align:center;box-shadow:var(--shadow);
}
.empty-icon{
  width:70px;height:70px;border-radius:22px;background:var(--grad-soft);
  display:grid;place-items:center;margin:0 auto 20px;font-size:26px;color:var(--brand-1);
}
.empty-state h2{font-size:24px;margin-bottom:12px}
.empty-state p{color:var(--text-2);max-width:520px;margin:0 auto 26px}

/* ---------- sidebar ---------- */
.article-side{position:sticky;top:104px}
.side-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:26px;box-shadow:var(--shadow);margin-bottom:22px}
.side-card h3{font-size:18px;margin-bottom:8px}
.side-card > p{color:var(--text-2);font-size:14.5px;margin-bottom:18px}
.side-actions{display:flex;flex-direction:column;gap:12px}
.side-actions .btn{width:100%}
.entry-list{display:flex;flex-direction:column;gap:12px}
.entry-card{display:flex;gap:14px;align-items:flex-start;padding:15px;border-radius:16px;background:var(--bg);transition:background .25s ease,transform .25s ease}
.entry-card:hover{background:var(--soft);transform:translateY(-2px)}
.entry-icon{width:42px;height:42px;border-radius:13px;background:var(--grad);color:#fff;display:grid;place-items:center;flex-shrink:0;font-size:16px}
.entry-card h4{font-size:15.5px;margin-bottom:4px}
.entry-card span{font-size:13px;color:var(--text-3)}
.side-note{background:linear-gradient(135deg,#171129 0%,#2A2050 100%);color:#E9E5F5;border-radius:var(--radius-lg);padding:26px;box-shadow:var(--shadow)}
.side-note h3{color:#fff;font-size:18px;margin-bottom:10px}
.side-note p{color:#BDB6D2;font-size:14.5px}
.side-note ul{margin-top:14px;display:flex;flex-direction:column;gap:10px}
.side-note li{list-style:none;display:flex;gap:10px;font-size:14.5px;color:#D6D0E8}
.side-note li i{color:var(--brand-2);margin-top:5px}

/* ---------- search form ---------- */
.search-form{display:flex;gap:10px;margin-top:6px}
.search-form input{
  flex:1;min-width:0;border:1px solid var(--line);background:var(--bg);
  border-radius:14px;padding:13px 16px;font-size:14.5px;color:var(--text);
  transition:border-color .25s ease,box-shadow .25s ease,background .25s ease;
}
.search-form input::placeholder{color:var(--text-3)}
.search-form input:focus{
  outline:none;background:#fff;border-color:transparent;
  box-shadow:0 0 0 2px rgba(110,75,255,.55),0 10px 26px rgba(110,75,255,.18);
}
.form-tip{font-size:13px;color:var(--text-3);margin-top:12px;display:none}
.form-tip.is-show{display:block;color:#4E2FD8}

/* ---------- related cards ---------- */
.card{
  display:flex;flex-direction:column;height:100%;background:#fff;
  border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;
  box-shadow:var(--shadow);transition:transform .3s ease,box-shadow .3s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.card-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--soft)}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .55s ease}
.card:hover .card-media img{transform:scale(1.06)}
.card-media .card-tag{position:absolute;left:14px;top:14px}
.card-body{padding:22px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-body h3{font-size:19px;line-height:1.45}
.card-body p{color:var(--text-2);font-size:15px}
.card-meta{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding-top:14px;border-top:1px dashed var(--line);font-size:13px;color:var(--text-3);
}
.card-meta .more{color:var(--brand-1);font-weight:600}
.card-meta .more i{font-size:12px;transition:transform .25s ease;margin-left:4px}
.card:hover .card-meta .more i{transform:translateX(3px)}

/* ---------- guard strip ---------- */
.guard-strip{background:linear-gradient(135deg,#171129 0%,#241B3A 100%);border-radius:28px;padding:40px 36px;color:#E9E5F5}
.guard-strip h2{color:#fff;font-size:26px;margin-bottom:10px}
.guard-strip > p{color:#BDB6D2;font-size:15px;max-width:720px}
.guard-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:28px}
.guard-item{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:18px;padding:22px}
.guard-item .g-icon{
  width:44px;height:44px;border-radius:14px;background:var(--grad);
  display:grid;place-items:center;color:#fff;font-size:17px;margin-bottom:14px;
}
.guard-item h3{color:#fff;font-size:17px;margin-bottom:8px}
.guard-item p{color:#BDB6D2;font-size:14px;line-height:1.8}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:14px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:0 12px 34px rgba(36,27,58,.06);overflow:hidden}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;font-size:17px;font-weight:600;color:var(--text);text-align:left;
}
.faq-q i{color:var(--brand-1);transition:transform .3s ease;flex-shrink:0}
.faq-item.is-open .faq-q{color:var(--brand-1)}
.faq-item.is-open .faq-q i{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease}
.faq-a .inner{position:relative;padding:0 26px 22px 30px;color:var(--text-2);font-size:15.5px}
.faq-a .inner::before{content:"";position:absolute;left:16px;top:2px;bottom:18px;width:3px;border-radius:999px;background:var(--grad)}

/* ---------- CTA ---------- */
.cta-panel{
  position:relative;overflow:hidden;border-radius:28px;padding:54px 46px;color:#fff;
  background:linear-gradient(135deg,#241B3A 0%,#3A2A63 52%,#1F5F63 100%);
  box-shadow:0 30px 80px rgba(36,27,58,.28);
}
.cta-panel::after{
  content:"";position:absolute;right:-90px;top:-90px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(35,201,196,.5) 0%,rgba(35,201,196,0) 68%);
}
.cta-panel > *{position:relative;z-index:2}
.cta-panel h2{color:#fff;font-size:30px;margin:16px 0 12px;max-width:760px}
.cta-panel p{color:#D3CDE6;font-size:16px;max-width:700px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}

/* ---------- footer ---------- */
.site-footer{
  margin-top:88px;padding:66px 0 26px;color:#E9E5F5;
  background:linear-gradient(160deg,#171129 0%,#241B3A 100%);
}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.2fr;gap:38px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.footer-brand strong{font-size:17px;color:#fff}
.footer-brand .brand-mark{width:42px;height:42px;border-radius:14px;font-size:17px}
.site-footer p{color:#B9B2CC;font-size:14.5px;line-height:1.9}
.site-footer h4{color:#fff;font-size:16px;margin-bottom:18px}
.footer-links{list-style:none}
.footer-links li{margin-bottom:11px}
.footer-links a{color:#B9B2CC;font-size:14.5px}
.footer-links a:hover{color:var(--brand-2)}
.footer-contact{list-style:none}
.footer-contact li{display:flex;align-items:center;gap:11px;color:#B9B2CC;font-size:14.5px;margin-bottom:13px}
.footer-contact i{color:var(--brand-2)}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  margin-top:38px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  color:#9A94A8;font-size:13.5px;
}
.disclaimer{font-size:13px;color:#8C86A0;margin-top:16px;line-height:1.85}

/* ---------- responsive ---------- */
@media screen and (max-width:1200px){
  .article-body{padding:34px 32px}
}
@media screen and (max-width:1023px){
  .grid-container{padding-left:24px;padding-right:24px}
  .main-nav{display:none}
  .header-actions .btn{display:none}
  .nav-toggle{display:grid}
  .mobile-drawer{display:block}
  .section{padding:60px 0}
  .article-side{position:static;margin-top:32px}
  .guard-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .cta-panel{padding:44px 32px}
  .cta-panel h2{font-size:26px}
  .section-head h2{font-size:27px}
}
@media screen and (max-width:639px){
  .grid-container{padding-left:16px;padding-right:16px}
  .header-inner{min-height:70px;gap:12px}
  .brand-mark{width:40px;height:40px;border-radius:13px;font-size:16px}
  .logo-text strong{font-size:15px}
  .logo-text em{font-size:11px}
  .section{padding:46px 0}
  .article-hero{padding-bottom:38px}
  .article-meta{gap:14px;font-size:13px}
  .status-bar{gap:10px;padding:14px 16px;font-size:13px}
  .status-bar .sep{display:none}
  .article-body{padding:26px 20px;border-radius:20px}
  .article-body h2{font-size:22px}
  .article-body h3{font-size:18px}
  .article-body p{font-size:16px}
  .faq-q{padding:17px 18px;font-size:15.5px}
  .faq-a .inner{padding:0 18px 20px 24px;font-size:14.5px}
  .faq-a .inner::before{left:12px}
  .guard-grid{grid-template-columns:1fr}
  .guard-strip{padding:30px 20px;border-radius:22px}
  .cta-panel{padding:34px 22px;border-radius:22px}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .site-footer{padding:48px 0 22px;margin-top:60px}
  .search-form{flex-direction:column}
  .search-form .btn{width:100%}
  .breadcrumb .current{max-width:100%;white-space:normal}
}

/* roulang page: category1 */
:root{
  --ink:#241B3A;
  --ink-deep:#171129;
  --brand:#6E4BFF;
  --brand-2:#23C9C4;
  --accent:#FF8A3D;
  --success:#35C98A;
  --danger:#FF6B6B;
  --bg:#F7F4FF;
  --bg-soft:#EFEAFB;
  --card:#FFFFFF;
  --text:#1C1730;
  --text-2:#6E6880;
  --text-3:#9A94A8;
  --line:#E7E2F2;
  --grad:linear-gradient(135deg,#6E4BFF 0%,#23C9C4 100%);
  --grad-soft:linear-gradient(135deg,rgba(110,75,255,.10) 0%,rgba(35,201,196,.10) 100%);
  --shadow:0 20px 60px rgba(36,27,58,.10);
  --shadow-hover:0 26px 70px rgba(36,27,58,.16);
  --shadow-sm:0 10px 30px rgba(36,27,58,.07);
  --r-lg:24px;
  --r-md:18px;
  --r-sm:12px;
  --font:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16.5px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg);
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;border-radius:var(--r-md);}
a{color:var(--brand);text-decoration:none;transition:color .22s ease,opacity .22s ease;}
a:hover{color:var(--brand-2);}
h1,h2,h3,h4,h5,h6{font-family:var(--font);color:var(--text);margin:0 0 14px;line-height:1.32;font-weight:700;letter-spacing:-.2px;}
h1{font-size:clamp(30px,4.4vw,52px);}
h2{font-size:clamp(22px,2.7vw,34px);}
h3{font-size:clamp(18px,1.7vw,23px);}
h4{font-size:17.5px;font-weight:600;}
p{margin:0 0 18px;color:var(--text-2);}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:3px solid rgba(110,75,255,.45);outline-offset:3px;border-radius:8px;}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;}

/* 容器 */
.grid-container{max-width:1280px;margin:0 auto;padding-left:32px;padding-right:32px;}
.section{padding:88px 0;}
.section.tight{padding:64px 0;}
.section.dark{background:linear-gradient(160deg,#171129 0%,#241B3A 100%);color:#fff;}
.section.dark h2,.section.dark h3,.section.dark h4{color:#fff;}
.section.dark p{color:#E9E5F5;}
.section.soft{background:var(--bg-soft);}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.section-head h2{margin-bottom:14px;}
.section-head p{font-size:17px;}

/* 徽章 */
.badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 16px;border-radius:999px;
  font-size:13.5px;font-weight:600;letter-spacing:.02em;
  background:var(--grad-soft);color:var(--brand);
  border:1px solid rgba(110,75,255,.16);
  margin-bottom:18px;
}
.badge i{font-size:12px;}
.badge.on-dark{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.22);}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 13px;border-radius:999px;
  background:var(--bg-soft);color:var(--brand);
  font-size:13px;font-weight:600;
}
.tag.accent{background:rgba(255,138,61,.13);color:#D9661F;}
.tag.cyan{background:rgba(35,201,196,.14);color:#12847F;}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:15px 28px;border-radius:999px;
  font-size:15.5px;font-weight:600;line-height:1.2;
  border:1px solid transparent;cursor:pointer;
  text-decoration:none;white-space:nowrap;
  transition:transform .25s ease,box-shadow .25s ease,background .25s ease,color .25s ease,border-color .25s ease;
}
.btn:active{transform:translateY(0) scale(.985);}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 14px 34px rgba(110,75,255,.30);}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:0 20px 44px rgba(110,75,255,.42);}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line);box-shadow:var(--shadow-sm);}
.btn-ghost:hover{color:var(--brand);border-color:rgba(110,75,255,.35);transform:translateY(-2px);box-shadow:0 16px 38px rgba(36,27,58,.13);}
.btn-line{background:transparent;color:#fff;border-color:rgba(255,255,255,.42);}
.btn-line:hover{color:#fff;background:rgba(255,255,255,.12);transform:translateY(-2px);}
.btn-sm{padding:11px 20px;font-size:14.5px;}
.btn-block{width:100%;}
.btn-group{display:flex;flex-wrap:wrap;gap:14px;}

/* 顶部导航 */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(247,244,255,.84);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid transparent;
  transition:background .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.site-header.is-scrolled{
  background:rgba(255,255,255,.95);
  border-bottom-color:var(--line);
  box-shadow:0 12px 34px rgba(36,27,58,.08);
}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  min-height:82px;
}
.brand{display:flex;align-items:center;gap:13px;color:var(--text);}
.brand:hover{color:var(--text);}
.brand-mark{
  width:44px;height:44px;flex:0 0 44px;border-radius:14px;
  background:var(--grad);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;font-size:18px;
  box-shadow:0 10px 26px rgba(110,75,255,.32);
}
.brand-text{display:flex;flex-direction:column;line-height:1.24;}
.brand-text strong{font-size:17px;font-weight:700;letter-spacing:-.2px;}
.brand-text em{font-style:normal;font-size:12px;color:var(--text-3);letter-spacing:.06em;}
.main-nav{display:flex;align-items:center;gap:6px;}
.nav-link{
  position:relative;
  padding:10px 16px;border-radius:999px;
  font-size:15.5px;font-weight:600;color:var(--text-2);
  transition:color .22s ease,background .22s ease;
}
.nav-link:hover{color:var(--brand);background:rgba(110,75,255,.08);}
.nav-link.is-active{color:var(--brand);background:rgba(110,75,255,.11);}
.header-actions{display:flex;align-items:center;gap:12px;}
.nav-toggle{
  display:none;width:46px;height:46px;border-radius:14px;
  border:1px solid var(--line);background:#fff;color:var(--ink);
  font-size:17px;cursor:pointer;align-items:center;justify-content:center;
  transition:box-shadow .22s ease,transform .22s ease;
}
.nav-toggle:hover{box-shadow:var(--shadow-sm);transform:translateY(-1px);}

/* 移动抽屉 */
.nav-drawer{
  position:fixed;inset:0 0 0 auto;width:min(360px,86vw);
  background:#fff;z-index:120;
  transform:translateX(104%);
  transition:transform .34s cubic-bezier(.4,0,.2,1);
  box-shadow:-24px 0 60px rgba(36,27,58,.18);
  padding:26px 24px 34px;display:flex;flex-direction:column;gap:8px;overflow-y:auto;
}
body.drawer-open .nav-drawer{transform:translateX(0);}
body.drawer-open{overflow:hidden;}
.nav-drawer .drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.nav-drawer .drawer-head strong{font-size:16px;}
.drawer-close{
  width:42px;height:42px;border-radius:12px;border:1px solid var(--line);
  background:var(--bg-soft);color:var(--ink);font-size:16px;cursor:pointer;
  display:inline-flex;align-items:center;justify-content:center;
}
.drawer-link{
  display:flex;align-items:center;justify-content:space-between;
  padding:15px 16px;border-radius:14px;
  font-size:16px;font-weight:600;color:var(--text);background:var(--bg);
}
.drawer-link:hover{background:rgba(110,75,255,.10);color:var(--brand);}
.drawer-link.is-active{background:var(--grad);color:#fff;}
.drawer-link.is-active:hover{color:#fff;}
.drawer-cta{margin-top:18px;}
.nav-mask{
  position:fixed;inset:0;background:rgba(23,17,41,.45);
  opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease;z-index:110;
}
body.drawer-open .nav-mask{opacity:1;visibility:visible;}

/* 面包屑 */
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:9px;font-size:13.5px;color:var(--text-3);padding-top:26px;}
.crumbs a{color:var(--text-2);font-weight:600;position:relative;}
.crumbs a::after{
  content:"";position:absolute;left:0;right:0;bottom:-3px;height:2px;border-radius:2px;
  background:var(--grad);transform:scaleX(0);transform-origin:left;transition:transform .26s ease;
}
.crumbs a:hover{color:var(--brand);}
.crumbs a:hover::after{transform:scaleX(1);}
.crumbs span.sep{color:#CFC8E4;}

/* Hero */
.hero{
  position:relative;overflow:hidden;
  padding:38px 0 84px;
  background-image:
    linear-gradient(135deg,rgba(247,244,255,.96) 0%,rgba(247,244,255,.86) 48%,rgba(239,234,251,.92) 100%),
    url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
}
.hero::after{
  content:"";position:absolute;right:-160px;top:-140px;width:520px;height:520px;border-radius:50%;
  background:var(--grad);opacity:.14;filter:blur(10px);pointer-events:none;
}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:56px;align-items:center;position:relative;z-index:2;}
.hero h1{margin-bottom:22px;}
.hero h1 .hl{
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{font-size:17.5px;line-height:1.9;max-width:600px;margin-bottom:30px;}
.hero .btn-group{margin-bottom:34px;}
.hero-stats{display:flex;flex-wrap:wrap;gap:14px;}
.stat-chip{
  display:flex;flex-direction:column;gap:2px;
  padding:14px 22px;border-radius:16px;background:#fff;
  border:1px solid var(--line);box-shadow:var(--shadow-sm);min-width:132px;
  transition:transform .25s ease,box-shadow .25s ease;
}
.stat-chip:hover{transform:translateY(-3px);box-shadow:var(--shadow);}
.stat-chip b{font-size:22px;font-weight:700;color:var(--ink);line-height:1.2;}
.stat-chip span{font-size:13px;color:var(--text-3);}

.hero-visual{position:relative;}
.hero-card{
  position:relative;border-radius:28px;padding:30px;
  background:linear-gradient(150deg,#241B3A 0%,#171129 100%);
  color:#fff;box-shadow:0 34px 80px rgba(36,27,58,.34);
  overflow:hidden;
}
.hero-card::before{
  content:"";position:absolute;inset:auto -70px -90px auto;width:260px;height:260px;border-radius:50%;
  background:var(--grad);opacity:.42;filter:blur(6px);
}
.hero-card-top{display:flex;align-items:center;gap:9px;font-size:13.5px;color:#C8C0E4;margin-bottom:18px;position:relative;z-index:2;}
.live-dot{
  width:9px;height:9px;border-radius:50%;background:var(--success);
  box-shadow:0 0 0 4px rgba(53,201,138,.22);flex:0 0 9px;
}
.hero-card h3{color:#fff;font-size:21px;margin-bottom:6px;position:relative;z-index:2;}
.hero-card .hero-card-desc{font-size:14px;color:#B7B0D2;position:relative;z-index:2;margin-bottom:20px;}
.metric-list{position:relative;z-index:2;display:flex;flex-direction:column;gap:10px;}
.metric-list li{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:13px 16px;border-radius:14px;
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.10);
  font-size:14.5px;color:#E9E5F5;
  transition:background .24s ease,transform .24s ease;
}
.metric-list li:hover{background:rgba(255,255,255,.13);transform:translateX(3px);}
.metric-list li b{font-weight:600;color:#7FE7E2;font-size:13.5px;}
.hero-float{
  position:absolute;left:-22px;bottom:-24px;
  background:#fff;border-radius:20px;padding:16px 20px;
  box-shadow:var(--shadow);border:1px solid var(--line);
  display:flex;align-items:center;gap:13px;max-width:280px;
}
.hero-float i{
  width:42px;height:42px;border-radius:13px;flex:0 0 42px;
  background:var(--grad-soft);color:var(--brand);
  display:inline-flex;align-items:center;justify-content:center;font-size:17px;
}
.hero-float strong{display:block;font-size:14.5px;color:var(--ink);}
.hero-float span{font-size:12.5px;color:var(--text-3);line-height:1.5;display:block;}

/* 左文右图 */
.split{display:grid;grid-template-columns:1.02fr .98fr;gap:56px;align-items:center;}
.split.reverse .split-media{order:-1;}
.split-body h2{margin-bottom:18px;}
.split-media{position:relative;}
.split-media img{border-radius:26px;box-shadow:var(--shadow);width:100%;object-fit:cover;}
.split-media .media-badge{
  position:absolute;right:18px;bottom:18px;
  background:rgba(255,255,255,.94);backdrop-filter:blur(8px);
  border-radius:16px;padding:12px 18px;box-shadow:var(--shadow-sm);
  font-size:13.5px;font-weight:600;color:var(--ink);
  display:flex;align-items:center;gap:9px;
}
.split-media .media-badge i{color:var(--brand);}
.feature-list{display:flex;flex-direction:column;gap:16px;margin-top:26px;}
.feature-list li{display:flex;gap:15px;align-items:flex-start;}
.feature-list .fi{
  width:38px;height:38px;flex:0 0 38px;border-radius:12px;
  background:var(--grad-soft);color:var(--brand);
  display:inline-flex;align-items:center;justify-content:center;font-size:15px;
}
.feature-list strong{display:block;font-size:16.5px;color:var(--ink);margin-bottom:3px;}
.feature-list p{font-size:15px;margin:0;}

/* 步骤 */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;counter-reset:step;}
.step-card{
  position:relative;background:#fff;border-radius:22px;padding:30px 24px 26px;
  border:1px solid var(--line);box-shadow:var(--shadow-sm);
  transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
  overflow:hidden;
}
.step-card::before{
  content:"";position:absolute;left:0;top:0;height:4px;width:100%;background:var(--grad);
  transform:scaleX(0);transform-origin:left;transition:transform .3s ease;
}
.step-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover);border-color:rgba(110,75,255,.22);}
.step-card:hover::before{transform:scaleX(1);}
.step-no{
  width:48px;height:48px;border-radius:15px;margin-bottom:18px;
  background:var(--grad);color:#fff;font-size:19px;font-weight:700;
  display:inline-flex;align-items:center;justify-content:center;
  box-shadow:0 12px 28px rgba(110,75,255,.28);
}
.step-card h3{font-size:19px;margin-bottom:9px;}
.step-card p{font-size:15px;margin:0;}

/* 双列大卡 */
.dual{display:grid;grid-template-columns:repeat(2,1fr);gap:26px;}
.dual-card{
  background:#fff;border-radius:26px;overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow-sm);
  display:flex;flex-direction:column;
  transition:transform .28s ease,box-shadow .28s ease;
}
.dual-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover);}
.dual-card .dual-img{position:relative;overflow:hidden;aspect-ratio:16/9;}
.dual-card .dual-img img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .5s ease;}
.dual-card:hover .dual-img img{transform:scale(1.05);}
.dual-card .dual-body{padding:26px 28px 30px;display:flex;flex-direction:column;flex:1;}
.dual-card .tag{align-self:flex-start;margin-bottom:14px;}
.dual-card h3{font-size:21px;margin-bottom:11px;}
.dual-card p{font-size:15.5px;}
.dual-card .dual-list{margin:6px 0 22px;display:flex;flex-direction:column;gap:10px;}
.dual-card .dual-list li{display:flex;gap:10px;font-size:15px;color:var(--text-2);align-items:flex-start;}
.dual-card .dual-list i{color:var(--brand-2);font-size:14px;margin-top:7px;}
.dual-card .dual-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:14px;padding-top:16px;border-top:1px dashed var(--line);}
.dual-foot .meta{font-size:13px;color:var(--text-3);}
.dual-foot a.more{font-size:14.5px;font-weight:600;display:inline-flex;align-items:center;gap:7px;}
.dual-foot a.more i{transition:transform .25s ease;}
.dual-foot a.more:hover i{transform:translateX(4px);}

/* 保障条 */
.guard-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
.guard-card{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);
  border-radius:22px;padding:28px 24px;
  transition:transform .28s ease,background .28s ease,border-color .28s ease;
}
.guard-card:hover{transform:translateY(-5px);background:rgba(255,255,255,.11);border-color:rgba(35,201,196,.45);}
.guard-icon{
  width:46px;height:46px;border-radius:14px;margin-bottom:18px;
  background:var(--grad);color:#fff;font-size:18px;
  display:inline-flex;align-items:center;justify-content:center;
}
.guard-card h3{font-size:18px;margin-bottom:9px;}
.guard-card p{font-size:14.5px;color:#C8C0E4;margin:0;line-height:1.8;}

/* 静态列表卡 */
.list-stack{display:flex;flex-direction:column;gap:18px;}
.list-card{
  display:grid;grid-template-columns:280px 1fr;gap:26px;align-items:center;
  background:#fff;border-radius:24px;padding:20px 26px 20px 20px;
  border:1px solid var(--line);box-shadow:var(--shadow-sm);
  transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
}
.list-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(110,75,255,.22);}
.list-card .lc-img{overflow:hidden;border-radius:18px;aspect-ratio:4/3;}
.list-card .lc-img img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .5s ease;}
.list-card:hover .lc-img img{transform:scale(1.06);}
.list-card h3{font-size:20px;margin-bottom:9px;}
.list-card p{font-size:15.5px;margin-bottom:14px;}
.lc-meta{display:flex;flex-wrap:wrap;gap:10px;align-items:center;}
.lc-link{font-size:14.5px;font-weight:600;display:inline-flex;align-items:center;gap:7px;}
.lc-link i{transition:transform .25s ease;}
.lc-link:hover i{transform:translateX(4px);}

/* 地址核对表单 */
.check-panel{
  background:#fff;border-radius:26px;border:1px solid var(--line);
  box-shadow:var(--shadow);padding:38px;max-width:920px;margin:0 auto;
}
.field-row{display:flex;gap:14px;align-items:stretch;}
.field-row input[type="text"]{
  flex:1;min-width:0;
  padding:15px 20px;border-radius:14px;
  border:1px solid var(--line);background:var(--bg);
  font-size:15.5px;color:var(--text);font-family:inherit;
  transition:border-color .24s ease,box-shadow .24s ease,background .24s ease;
}
.field-row input[type="text"]::placeholder{color:var(--text-3);}
.field-row input[type="text"]:focus{
  outline:none;background:#fff;border-color:rgba(110,75,255,.5);
  box-shadow:0 0 0 4px rgba(110,75,255,.14);
}
.check-tip{
  margin:18px 0 0;font-size:14px;color:var(--text-3);
  padding-left:18px;border-left:3px solid var(--line);
  transition:border-color .25s ease,color .25s ease;
}
.check-tip.ok{border-color:var(--success);color:#1F7A55;}
.check-tip.warn{border-color:var(--accent);color:#B85C13;}

/* FAQ */
.faq-accordion{border:none;background:transparent;max-width:960px;margin:0 auto;}
.faq-accordion .accordion-item{
  background:#fff;border:1px solid var(--line);border-radius:20px;
  margin-bottom:14px;overflow:hidden;box-shadow:var(--shadow-sm);
  transition:box-shadow .26s ease,border-color .26s ease;
}
.faq-accordion .accordion-item:hover{box-shadow:var(--shadow);border-color:rgba(110,75,255,.22);}
.faq-accordion .accordion-title{
  border:none;background:transparent;color:var(--text);
  font-size:17px;font-weight:600;padding:22px 62px 22px 26px;
  transition:color .24s ease,background .24s ease;
}
.faq-accordion .accordion-title:hover{background:rgba(110,75,255,.045);color:var(--brand);}
.faq-accordion .accordion-title::before{
  content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;
  right:26px;left:auto;top:24px;font-size:14px;color:var(--brand);
  transition:transform .3s ease;transform-origin:center;
}
.faq-accordion .accordion-item.is-active .accordion-title::before{transform:rotate(180deg);}
.faq-accordion .accordion-content{
  border:none;background:#FCFAFF;padding:6px 26px 24px;color:var(--text-2);
  position:relative;
}
.faq-accordion .accordion-content::before{
  content:"";position:absolute;left:26px;top:6px;bottom:24px;width:3px;border-radius:3px;background:var(--grad);
}
.faq-accordion .accordion-content p{padding-left:20px;font-size:15.5px;margin:0;}

/* CTA */
.cta-band{
  border-radius:30px;overflow:hidden;position:relative;
  background:linear-gradient(135deg,#241B3A 0%,#171129 100%);
  padding:64px 56px;color:#fff;
  box-shadow:0 34px 80px rgba(36,27,58,.28);
}
.cta-band::before{
  content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;border-radius:50%;
  background:var(--grad);opacity:.30;filter:blur(8px);
}
.cta-band::after{
  content:"";position:absolute;left:-90px;bottom:-140px;width:320px;height:320px;border-radius:50%;
  background:linear-gradient(135deg,#23C9C4,#6E4BFF);opacity:.20;filter:blur(8px);
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.3fr .7fr;gap:40px;align-items:center;}
.cta-band h2{color:#fff;margin-bottom:14px;}
.cta-band p{color:#D8D2EE;font-size:16.5px;max-width:640px;margin-bottom:28px;}
.cta-facts{display:flex;flex-direction:column;gap:14px;}
.cta-fact{
  display:flex;align-items:center;gap:14px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);
  border-radius:18px;padding:16px 20px;font-size:14.5px;color:#E9E5F5;
}
.cta-fact i{color:#7FE7E2;font-size:16px;}

/* 页脚 */
.site-footer{
  background:linear-gradient(160deg,#171129 0%,#241B3A 100%);
  color:#C8C0E4;padding:72px 0 34px;margin-top:0;
}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.2fr;gap:44px;margin-bottom:48px;}
.site-footer h4{color:#fff;font-size:16px;margin-bottom:20px;letter-spacing:.02em;}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:18px;}
.footer-brand .brand-mark{width:40px;height:40px;flex:0 0 40px;border-radius:13px;font-size:16px;}
.footer-brand strong{color:#fff;font-size:16.5px;}
.site-footer p{color:#A79FC6;font-size:14.5px;line-height:1.85;margin:0;}
.footer-links,.footer-contact{display:flex;flex-direction:column;gap:12px;}
.footer-links a{color:#C8C0E4;font-size:14.5px;}
.footer-links a:hover{color:#7FE7E2;}
.footer-contact li{display:flex;align-items:center;gap:10px;font-size:14.5px;color:#C8C0E4;}
.footer-contact i{color:#7FE7E2;width:16px;text-align:center;}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  padding-top:26px;border-top:1px solid rgba(255,255,255,.12);
  font-size:13.5px;color:#8E86AD;
}
.disclaimer{
  margin-top:20px;font-size:13px;color:#8E86AD;line-height:1.85;
  background:rgba(255,255,255,.05);border-left:3px solid rgba(35,201,196,.55);
  border-radius:0 12px 12px 0;padding:16px 20px;max-width:none;
}

/* 响应式 */
@media screen and (max-width:1023px){
  .grid-container{padding-left:24px;padding-right:24px;}
  .section{padding:64px 0;}
  .section.tight{padding:50px 0;}
  .main-nav{display:none;}
  .nav-toggle{display:inline-flex;}
  .hero{padding:26px 0 60px;}
  .hero-grid{grid-template-columns:1fr;gap:44px;}
  .hero-visual{max-width:560px;}
  .hero-float{position:static;margin-top:18px;max-width:none;}
  .split{grid-template-columns:1fr;gap:34px;}
  .split.reverse .split-media{order:0;}
  .steps{grid-template-columns:repeat(2,1fr);}
  .dual{grid-template-columns:1fr;}
  .guard-grid{grid-template-columns:repeat(2,1fr);}
  .list-card{grid-template-columns:220px 1fr;gap:20px;}
  .cta-inner{grid-template-columns:1fr;}
  .cta-band{padding:48px 36px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
  .header-inner{min-height:74px;}
}
@media screen and (max-width:639px){
  body{font-size:16px;}
  .grid-container{padding-left:16px;padding-right:16px;}
  .section{padding:48px 0;}
  .section.tight{padding:40px 0;}
  .brand-text em{display:none;}
  .brand-text strong{font-size:15.5px;}
  .brand-mark{width:40px;height:40px;flex:0 0 40px;}
  .header-actions .btn{display:none;}
  .hero-stats{gap:10px;}
  .stat-chip{flex:1 1 calc(50% - 5px);min-width:0;padding:12px 16px;}
  .stat-chip b{font-size:19px;}
  .hero-card{padding:24px 20px;border-radius:22px;}
  .btn{width:100%;}
  .btn-group{flex-direction:column;gap:12px;}
  .header-actions .btn-block{width:auto;}
  .steps{grid-template-columns:1fr;gap:16px;}
  .guard-grid{grid-template-columns:1fr;gap:16px;}
  .list-card{grid-template-columns:1fr;padding:18px;}
  .list-card .lc-img{aspect-ratio:16/9;}
  .field-row{flex-direction:column;}
  .check-panel{padding:26px 20px;border-radius:22px;}
  .cta-band{padding:38px 24px;border-radius:24px;}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
  .faq-accordion .accordion-title{font-size:15.5px;padding:18px 52px 18px 20px;}
  .faq-accordion .accordion-title::before{right:20px;top:21px;}
  .faq-accordion .accordion-content{padding:4px 20px 20px;}
  .faq-accordion .accordion-content::before{left:20px;}
  .faq-accordion .accordion-content p{padding-left:16px;}
  .hero-float{flex-direction:row;}
}

/* roulang page: category2 */
:root{
  --ink:#241B3A;
  --ink-deep:#171129;
  --brand-a:#6E4BFF;
  --brand-b:#23C9C4;
  --brand-grad:linear-gradient(135deg,#6E4BFF 0%,#23C9C4 100%);
  --coral:#FF8A3D;
  --ok:#35C98A;
  --warn:#FF6B6B;
  --bg:#F7F4FF;
  --card:#FFFFFF;
  --soft:#EFEAFB;
  --text:#1C1730;
  --muted:#6E6880;
  --faint:#9A94A8;
  --border:#E7E2F2;
  --shadow:0 20px 60px rgba(36,27,58,.10);
  --shadow-hover:0 26px 70px rgba(36,27,58,.16);
  --r-xl:28px;
  --r-lg:22px;
  --r-md:16px;
  --r-sm:12px;
  --pill:999px;
  --gap:24px;
  --font:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:17px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg);
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--ink);text-decoration:none;transition:color .25s ease,opacity .25s ease;}
a:hover{color:var(--brand-a);}
a:focus-visible,button:focus-visible{outline:3px solid rgba(110,75,255,.45);outline-offset:3px;border-radius:8px;}
h1,h2,h3,h4{margin:0 0 .6em;color:var(--ink);font-weight:700;line-height:1.32;letter-spacing:.2px;}
h1{font-size:clamp(30px,4.2vw,52px);}
h2{font-size:clamp(23px,2.6vw,34px);}
h3{font-size:21px;font-weight:600;}
h4{font-size:18px;font-weight:600;}
p{margin:0 0 1.05em;color:var(--muted);}
p.lead{font-size:18px;color:var(--muted);}
ul,ol{margin:0 0 1em;padding-left:1.1em;color:var(--muted);}
li{margin-bottom:.5em;}
strong{color:var(--ink);font-weight:600;}
.grid-container{max-width:1280px;padding-left:36px;padding-right:36px;}
.section{padding:88px 0;}
.section--tight{padding:64px 0;}
.section--soft{background:var(--soft);}
.section-head{max-width:820px;margin-bottom:44px;}
.section-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;
  color:var(--brand-a);background:rgba(110,75,255,.09);
  padding:7px 16px;border-radius:var(--pill);margin-bottom:16px;
}
.section-head p{margin-bottom:0;font-size:17px;}

/* Header */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(247,244,255,.86);
  backdrop-filter:saturate(150%) blur(12px);
  border-bottom:1px solid transparent;
  transition:background .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.site-header.is-scrolled{
  background:rgba(255,255,255,.94);
  border-bottom-color:var(--border);
  box-shadow:0 10px 30px rgba(36,27,58,.07);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:78px;}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.brand-mark{
  width:44px;height:44px;border-radius:14px;background:var(--brand-grad);
  display:flex;align-items:center;justify-content:center;color:#fff;font-size:19px;
  box-shadow:0 10px 24px rgba(110,75,255,.32);
}
.brand-text{display:flex;flex-direction:column;line-height:1.24;}
.brand-text strong{font-size:17px;color:var(--ink);letter-spacing:.2px;}
.brand-text small{font-size:12px;color:var(--faint);letter-spacing:.06em;}
.main-nav{display:flex;align-items:center;gap:6px;}
.nav-link{
  position:relative;display:inline-block;padding:10px 15px;border-radius:var(--pill);
  font-size:15.5px;font-weight:600;color:var(--muted);transition:.25s ease;
}
.nav-link:hover{color:var(--ink);background:rgba(110,75,255,.08);}
.nav-link.is-active{color:#fff;background:var(--brand-grad);box-shadow:0 10px 22px rgba(110,75,255,.28);}
.header-actions{display:flex;align-items:center;gap:12px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:var(--pill);border:1px solid transparent;
  font-size:15.5px;font-weight:600;font-family:var(--font);cursor:pointer;
  transition:transform .25s ease,box-shadow .25s ease,background .25s ease,color .25s ease,border-color .25s ease;
}
.btn i{font-size:14px;}
.btn-primary{background:var(--brand-grad);color:#fff;box-shadow:0 14px 30px rgba(110,75,255,.30);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 20px 40px rgba(110,75,255,.38);color:#fff;}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--border);box-shadow:0 10px 24px rgba(36,27,58,.06);}
.btn-ghost:hover{transform:translateY(-2px);border-color:rgba(110,75,255,.45);color:var(--brand-a);box-shadow:var(--shadow-hover);}
.btn-outline-light{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.5);}
.btn-outline-light:hover{background:#fff;color:var(--ink);border-color:#fff;}
.btn-lg{padding:16px 34px;font-size:16.5px;}
.nav-toggle{
  display:none;width:46px;height:46px;border-radius:14px;border:1px solid var(--border);
  background:#fff;color:var(--ink);font-size:18px;cursor:pointer;
}
.mobile-drawer{
  display:none;border-top:1px solid var(--border);background:#fff;
  padding:18px 24px 26px;box-shadow:0 24px 40px rgba(36,27,58,.12);
}
.mobile-drawer.is-open{display:block;}
.mobile-drawer a{
  display:block;padding:13px 16px;border-radius:var(--r-md);font-weight:600;color:var(--ink);
  background:var(--bg);margin-bottom:10px;
}
.mobile-drawer a.is-active{background:var(--brand-grad);color:#fff;}
.mobile-drawer .btn{width:100%;margin-top:6px;}

/* Hero */
.hero{
  position:relative;overflow:hidden;
  background:
    radial-gradient(900px 420px at 88% -10%,rgba(35,201,196,.22),transparent 62%),
    radial-gradient(760px 400px at 6% 8%,rgba(110,75,255,.16),transparent 60%),
    linear-gradient(180deg,#FBFAFF 0%,#F3EFFE 100%);
  padding:66px 0 92px;
}
.hero::after{
  content:"";position:absolute;right:-120px;bottom:-160px;width:460px;height:460px;
  border-radius:50%;background:var(--brand-grad);opacity:.10;filter:blur(4px);pointer-events:none;
}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:14px;color:var(--faint);margin-bottom:22px;}
.breadcrumb a{color:var(--muted);font-weight:600;}
.breadcrumb a:hover{color:var(--brand-a);}
.breadcrumb span.sep{color:#C9C2DC;}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;position:relative;z-index:2;}
.pill{
  display:inline-flex;align-items:center;gap:9px;padding:8px 18px;border-radius:var(--pill);
  background:#fff;border:1px solid var(--border);color:var(--brand-a);
  font-size:13.5px;font-weight:600;box-shadow:0 8px 22px rgba(36,27,58,.06);margin-bottom:20px;
}
.pill .dot{width:8px;height:8px;border-radius:50%;background:var(--ok);box-shadow:0 0 0 4px rgba(53,201,138,.18);}
.hero h1{margin-bottom:20px;}
.hero h1 em{font-style:normal;background:var(--brand-grad);-webkit-background-clip:text;background-clip:text;color:transparent;}
.hero-sub{font-size:18px;color:var(--muted);max-width:640px;margin-bottom:30px;}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px;}
.hero-meta{display:flex;flex-wrap:wrap;gap:22px;}
.hero-meta div{font-size:13.5px;color:var(--faint);}
.hero-meta strong{display:block;font-size:23px;color:var(--ink);font-weight:700;line-height:1.3;}
.hero-visual{position:relative;}
.hero-visual .frame{
  border-radius:var(--r-xl);overflow:hidden;box-shadow:var(--shadow);
  border:1px solid rgba(255,255,255,.6);background:#fff;
}
.hero-visual .frame img{width:100%;aspect-ratio:16/11;object-fit:cover;}
.hero-visual .float-card{
  position:absolute;left:-26px;bottom:-28px;background:#fff;border-radius:var(--r-lg);
  padding:18px 22px;box-shadow:var(--shadow-hover);border:1px solid var(--border);max-width:250px;
}
.hero-visual .float-card strong{display:block;font-size:15px;margin-bottom:4px;}
.hero-visual .float-card span{font-size:13.5px;color:var(--faint);}
.hero-visual .ribbon{
  position:absolute;top:18px;right:18px;background:rgba(23,17,41,.82);color:#E9E5F5;
  font-size:12.5px;padding:8px 15px;border-radius:var(--pill);letter-spacing:.05em;
  display:inline-flex;align-items:center;gap:7px;
}
.hero-visual .ribbon i{color:var(--brand-b);}

/* 数据徽章网格 */
.badge-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
.badge-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--r-lg);
  padding:26px 24px;box-shadow:var(--shadow);transition:transform .28s ease,box-shadow .28s ease;
}
.badge-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.badge-card .icon{
  width:46px;height:46px;border-radius:14px;background:var(--brand-grad);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:18px;margin-bottom:16px;
  box-shadow:0 12px 26px rgba(110,75,255,.26);
}
.badge-card .num{font-size:30px;font-weight:700;color:var(--ink);line-height:1.2;display:flex;align-items:baseline;gap:4px;}
.badge-card .num small{font-size:14px;font-weight:600;color:var(--faint);}
.badge-card h4{margin:8px 0 6px;font-size:16px;}
.badge-card p{font-size:14.5px;margin:0;line-height:1.7;}

/* 粘性目录 + 主区 */
.layout{display:grid;grid-template-columns:280px 1fr;gap:44px;align-items:start;}
.side-nav{
  position:sticky;top:104px;background:#fff;border:1px solid var(--border);
  border-radius:var(--r-lg);padding:26px 24px;box-shadow:var(--shadow);
}
.side-nav h4{font-size:15px;letter-spacing:.08em;color:var(--faint);text-transform:uppercase;margin-bottom:16px;}
.side-nav ul{list-style:none;margin:0;padding:0;}
.side-nav li{margin-bottom:6px;}
.side-nav a{
  display:flex;align-items:center;gap:11px;padding:11px 14px;border-radius:var(--r-sm);
  font-size:15px;font-weight:600;color:var(--muted);transition:.22s ease;
}
.side-nav a::before{
  content:"";width:6px;height:6px;border-radius:50%;background:#CFC7E4;transition:.22s ease;
}
.side-nav a:hover{background:var(--soft);color:var(--brand-a);}
.side-nav a:hover::before{background:var(--brand-grad);}
.side-nav .tip{
  margin-top:20px;padding:16px;border-radius:var(--r-md);background:linear-gradient(135deg,rgba(110,75,255,.10),rgba(35,201,196,.12));
  font-size:13.5px;color:var(--muted);line-height:1.72;
}
.side-nav .tip strong{display:block;color:var(--ink);font-size:14px;margin-bottom:4px;}

.block{margin-bottom:64px;scroll-margin-top:110px;}
.block:last-child{margin-bottom:0;}
.block-head{margin-bottom:26px;}
.block-head h2{margin-bottom:10px;}
.block-head p{margin:0;}

.list-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--r-lg);
  padding:26px 28px;box-shadow:var(--shadow);transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
}
.list-card + .list-card{margin-top:18px;}
.list-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(110,75,255,.28);}
.list-card .tag-row{display:flex;flex-wrap:wrap;gap:9px;margin-bottom:13px;}
.tag{
  display:inline-flex;align-items:center;gap:6px;padding:5px 13px;border-radius:var(--pill);
  font-size:12.5px;font-weight:600;background:var(--soft);color:var(--brand-a);
}
.tag.tag-cyan{background:rgba(35,201,196,.13);color:#128F8B;}
.tag.tag-coral{background:rgba(255,138,61,.14);color:#C4621F;}
.tag.tag-ok{background:rgba(53,201,138,.14);color:#1F8D62;}
.list-card h3{margin-bottom:9px;}
.list-card p{margin-bottom:0;font-size:15.5px;}
.list-card .meta-row{
  display:flex;flex-wrap:wrap;gap:18px;margin-top:16px;padding-top:14px;
  border-top:1px dashed var(--border);font-size:13.5px;color:var(--faint);
}
.list-card .meta-row i{color:var(--brand-b);margin-right:6px;}

/* 步骤 */
.steps{counter-reset:step;display:grid;gap:16px;}
.step{
  display:grid;grid-template-columns:64px 1fr;gap:22px;align-items:start;
  background:#fff;border:1px solid var(--border);border-radius:var(--r-lg);
  padding:26px 28px;box-shadow:var(--shadow);transition:.28s ease;
}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.step::before{
  counter-increment:step;content:counter(step,decimal-leading-zero);
  grid-column:1;width:64px;height:64px;border-radius:20px;background:var(--brand-grad);
  color:#fff;font-size:20px;font-weight:700;display:flex;align-items:center;justify-content:center;
  box-shadow:0 14px 30px rgba(110,75,255,.28);
}
.step .step-body{grid-column:2;}
.step h3{margin-bottom:8px;font-size:19px;}
.step p{margin-bottom:8px;font-size:15.5px;}
.step .hint{font-size:14px;color:var(--brand-a);font-weight:600;}
.step .hint i{margin-right:6px;}

/* 双列大卡 */
.duo{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.feature-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--r-xl);overflow:hidden;
  box-shadow:var(--shadow);display:flex;flex-direction:column;transition:.28s ease;
}
.feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.feature-card .thumb{overflow:hidden;aspect-ratio:16/9;}
.feature-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.feature-card:hover .thumb img{transform:scale(1.05);}
.feature-card .body{padding:26px 28px 30px;display:flex;flex-direction:column;gap:12px;flex:1;}
.feature-card .body h3{margin:0;}
.feature-card .body p{margin:0;font-size:15.5px;}
.feature-card ul{list-style:none;margin:6px 0 0;padding:0;}
.feature-card ul li{
  position:relative;padding-left:26px;font-size:15px;color:var(--muted);margin-bottom:9px;
}
.feature-card ul li::before{
  content:"\f00c";font-family:"Font Awesome 6 Free";font-weight:900;font-size:11px;
  position:absolute;left:0;top:6px;width:17px;height:17px;border-radius:50%;
  background:var(--brand-grad);color:#fff;display:flex;align-items:center;justify-content:center;
}

/* 校验列表 */
.check-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.check-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--r-lg);
  padding:24px 24px 26px;box-shadow:var(--shadow);transition:.28s ease;
}
.check-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.check-card .icon{
  width:42px;height:42px;border-radius:13px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,rgba(110,75,255,.14),rgba(35,201,196,.16));
  color:var(--brand-a);font-size:17px;margin-bottom:14px;
}
.check-card h4{margin-bottom:8px;font-size:17px;}
.check-card p{margin:0;font-size:14.8px;}

/* 异常处理 */
.trouble-list{display:grid;grid-template-columns:1fr 1fr;gap:20px;}
.trouble{
  background:#fff;border:1px solid var(--border);border-left:4px solid transparent;
  border-radius:var(--r-lg);padding:24px 26px;box-shadow:var(--shadow);transition:.28s ease;
}
.trouble:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.trouble.warn{border-left-color:var(--warn);}
.trouble.coral{border-left-color:var(--coral);}
.trouble.cyan{border-left-color:var(--brand-b);}
.trouble.violet{border-left-color:var(--brand-a);}
.trouble.ok{border-left-color:var(--ok);}
.trouble h4{margin-bottom:8px;font-size:17px;display:flex;align-items:center;gap:9px;}
.trouble h4 i{color:var(--brand-a);font-size:15px;}
.trouble p{margin:0;font-size:15px;}

/* FAQ */
.accordion{border:0;background:transparent;}
.accordion .accordion-item{
  background:#fff;border:1px solid var(--border);border-radius:var(--r-lg) !important;
  margin-bottom:14px;box-shadow:var(--shadow);overflow:hidden;transition:.28s ease;
}
.accordion .accordion-item:hover{box-shadow:var(--shadow-hover);}
.accordion .accordion-title{
  padding:20px 26px;font-size:17px;font-weight:600;color:var(--ink);
  border:0;display:flex;align-items:center;justify-content:space-between;gap:16px;
  background:transparent;transition:.22s ease;
}
.accordion .accordion-title:hover,.accordion .accordion-title:focus{background:rgba(110,75,255,.06);color:var(--brand-a);}
.accordion .accordion-title i{color:var(--brand-a);transition:transform .3s ease;font-size:14px;}
.accordion .accordion-title[aria-expanded="true"] i{transform:rotate(180deg);}
.accordion .accordion-content{
  border:0;border-top:1px solid var(--border);padding:20px 26px 24px;
  background:#fff;position:relative;
}
.accordion .accordion-content p{margin-bottom:0;font-size:15.5px;color:var(--muted);}
.accordion .accordion-content::before{
  content:"";position:absolute;left:0;top:20px;bottom:24px;width:3px;border-radius:3px;background:var(--brand-grad);
}

/* CTA */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--r-xl);
  background:linear-gradient(135deg,#171129 0%,#241B3A 58%,#33215A 100%);
  padding:58px 56px;color:#fff;box-shadow:var(--shadow);
}
.cta-band::after{
  content:"";position:absolute;right:-90px;top:-110px;width:380px;height:380px;border-radius:50%;
  background:var(--brand-grad);opacity:.28;filter:blur(6px);
}
.cta-band h2{color:#fff;position:relative;z-index:2;margin-bottom:14px;}
.cta-band p{color:#CFC8E6;position:relative;z-index:2;max-width:720px;font-size:16.5px;margin-bottom:30px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;position:relative;z-index:2;}
.cta-points{
  display:flex;flex-wrap:wrap;gap:14px 34px;margin-top:32px;position:relative;z-index:2;
  padding-top:26px;border-top:1px solid rgba(255,255,255,.16);
}
.cta-points div{font-size:14px;color:#B9B1D6;display:flex;align-items:center;gap:9px;}
.cta-points i{color:var(--brand-b);}

/* Footer */
.site-footer{background:linear-gradient(180deg,#171129 0%,#241B3A 100%);color:#C9C2DE;padding:70px 0 34px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 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:13px;}
.footer-brand strong{color:#fff;font-size:17px;}
.site-footer p{color:#A79FC4;font-size:14.6px;line-height:1.85;}
.site-footer h4{color:#fff;font-size:16px;margin-bottom:18px;}
.footer-links{list-style:none;margin:0;padding:0;}
.footer-links li{margin-bottom:11px;}
.footer-links a{color:#B9B1D6;font-size:15px;transition:.22s ease;}
.footer-links a:hover{color:#fff;padding-left:4px;}
.footer-contact{list-style:none;margin:0;padding:0;}
.footer-contact li{display:flex;align-items:flex-start;gap:10px;font-size:14.6px;color:#B9B1D6;margin-bottom:12px;}
.footer-contact i{color:var(--brand-b);margin-top:5px;}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  margin-top:46px;padding-top:24px;border-top:1px solid rgba(255,255,255,.12);
  font-size:13.6px;color:#8F87AE;
}
.disclaimer{
  margin:18px 0 0;font-size:13px;color:#867EA3;line-height:1.8;
  background:rgba(255,255,255,.05);border-radius:var(--r-md);padding:16px 20px;
}

/* Responsive */
@media screen and (max-width:1279px){
  .grid-container{padding-left:28px;padding-right:28px;}
}
@media screen and (max-width:1023px){
  .main-nav{display:none;}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .header-actions .btn-nav{display:none;}
  .hero-grid{grid-template-columns:1fr;gap:44px;}
  .hero-visual .float-card{left:14px;bottom:-20px;}
  .badge-grid{grid-template-columns:1fr 1fr;}
  .layout{grid-template-columns:1fr;gap:30px;}
  .side-nav{position:static;padding:20px 20px 16px;}
  .side-nav ul{display:flex;gap:8px;overflow-x:auto;padding-bottom:6px;-webkit-overflow-scrolling:touch;}
  .side-nav li{margin:0;flex:0 0 auto;}
  .side-nav a{white-space:nowrap;background:var(--soft);}
  .side-nav .tip{display:none;}
  .duo{grid-template-columns:1fr;}
  .check-grid{grid-template-columns:1fr 1fr;}
  .trouble-list{grid-template-columns:1fr;}
  .section{padding:64px 0;}
  .cta-band{padding:44px 32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media screen and (max-width:639px){
  body{font-size:16px;}
  .grid-container{padding-left:16px;padding-right:16px;}
  .section{padding:48px 0;}
  .header-inner{min-height:66px;gap:12px;}
  .brand-text small{display:none;}
  .brand-text strong{font-size:15.5px;}
  .brand-mark{width:38px;height:38px;font-size:16px;border-radius:12px;}
  .hero{padding:38px 0 62px;}
  .hero-sub{font-size:16.5px;}
  .hero-meta{gap:16px 26px;}
  .hero-meta strong{font-size:20px;}
  .hero-visual .float-card{position:static;max-width:none;margin-top:16px;}
  .badge-grid{grid-template-columns:1fr;}
  .step{grid-template-columns:1fr;gap:14px;padding:22px 20px;}
  .step::before{grid-column:1;width:48px;height:48px;border-radius:16px;font-size:16px;}
  .step .step-body{grid-column:1;}
  .check-grid{grid-template-columns:1fr;}
  .list-card{padding:22px 20px;}
  .feature-card .body{padding:22px 20px 24px;}
  .accordion .accordion-title{padding:17px 18px;font-size:15.6px;}
  .accordion .accordion-content{padding:16px 18px 20px;}
  .cta-band{padding:34px 20px;border-radius:var(--r-lg);}
  .cta-actions .btn{width:100%;}
  .cta-points{gap:12px 20px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}