/* roulang page: index */
:root{
  --primary:#6c3ef5;
  --primary-dark:#5330c7;
  --secondary:#ffb347;
  --secondary-dark:#f09a2d;
  --bg:#f6f8fc;
  --surface:#ffffff;
  --text:#17233b;
  --text-weak:#6b7a99;
  --border:#e6ebf2;
  --radius:16px;
  --radius-sm:10px;
  --shadow:0 10px 30px rgba(23,35,59,.08);
  --shadow-lg:0 20px 50px rgba(23,35,59,.14);
  --font:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Helvetica Neue",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
  font-family:var(--font);
  background:var(--bg);
  color:var(--text);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{text-decoration:none;color:inherit;transition:all .25s ease;}
button,input,textarea,select{font:inherit;}
ul,ol{list-style:none;}
.container{max-width:1200px;margin:0 auto;padding:0 24px;}
.site-header{
  position:sticky;
  top:0;
  z-index:100;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--border);
}
.nav-toggle-input{position:absolute;opacity:0;pointer-events:none;}
.nav-wrap{
  display:flex;
  align-items:center;
  justify-content:space-between;
  height:72px;
  gap:20px;
}
.brand{
  font-size:1.28rem;
  font-weight:800;
  color:var(--text);
  letter-spacing:.01em;
  white-space:nowrap;
}
.brand em{
  font-style:normal;
  color:var(--primary);
}
.main-nav{
  display:flex;
  gap:6px;
  background:var(--bg);
  padding:4px;
  border-radius:999px;
}
.nav-link{
  padding:8px 18px;
  border-radius:999px;
  font-size:.92rem;
  font-weight:600;
  color:var(--text-weak);
  white-space:nowrap;
}
.nav-link:hover{
  color:var(--text);
  background:#fff;
  box-shadow:0 4px 12px rgba(23,35,59,.06);
}
.nav-link.active{
  background:var(--primary);
  color:#fff;
  box-shadow:0 6px 16px rgba(108,62,245,.35);
}
.nav-cta{
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:var(--primary);
  color:#fff;
  font-size:.9rem;
  font-weight:700;
  padding:9px 20px;
  border-radius:999px;
  box-shadow:0 8px 20px rgba(108,62,245,.3);
  transition:all .25s ease;
}
.nav-cta:hover{
  background:var(--primary-dark);
  transform:translateY(-2px);
  box-shadow:0 12px 28px rgba(108,62,245,.4);
}
.nav-toggle-label{
  display:none;
  align-items:center;
  justify-content:center;
  width:44px;
  height:44px;
  background:var(--bg);
  border-radius:12px;
  border:1px solid var(--border);
  cursor:pointer;
  color:var(--text);
  font-size:1.2rem;
  z-index:120;
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  font-weight:700;
  border-radius:999px;
  border:0;
  cursor:pointer;
  transition:all .25s ease;
  white-space:nowrap;
}
.btn-primary{
  background:var(--primary);
  color:#fff;
  box-shadow:0 8px 20px rgba(108,62,245,.3);
}
.btn-primary:hover{
  background:var(--primary-dark);
  transform:translateY(-2px);
  box-shadow:0 12px 28px rgba(108,62,245,.4);
}
.btn-secondary{
  background:var(--secondary);
  color:#1f2a44;
  box-shadow:0 8px 20px rgba(255,179,71,.3);
}
.btn-secondary:hover{
  background:var(--secondary-dark);
  transform:translateY(-2px);
}
.btn-outline-light{
  background:transparent;
  border:2px solid rgba(255,255,255,.85);
  color:#fff;
}
.btn-outline-light:hover{
  background:rgba(255,255,255,.12);
  border-color:#fff;
  transform:translateY(-2px);
}
.btn-lg{padding:14px 30px;font-size:1.05rem;}
.btn-sm{padding:8px 18px;font-size:.88rem;}
.hero{
  position:relative;
  background-size:cover;
  background-position:center;
  padding:120px 0 100px;
}
.hero-overlay{
  position:absolute;
  inset:0;
  background:linear-gradient(105deg,rgba(13,18,36,.88),rgba(23,35,59,.62));
}
.hero-content{
  position:relative;
  color:#fff;
  max-width:760px;
}
.hero-badge{
  display:inline-block;
  background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.25);
  padding:6px 16px;
  border-radius:999px;
  font-size:.85rem;
  font-weight:600;
  margin-bottom:22px;
  letter-spacing:.06em;
}
.hero h1{
  font-size:3.2rem;
  line-height:1.2;
  margin-bottom:16px;
  letter-spacing:.02em;
}
.hero p{
  font-size:1.15rem;
  color:rgba(255,255,255,.85);
  max-width:560px;
  margin-bottom:34px;
}
.hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:16px;
  margin-bottom:30px;
}
.hero-meta{
  display:flex;
  gap:28px;
  flex-wrap:wrap;
}
.hero-meta span{
  display:inline-flex;
  align-items:center;
  gap:8px;
  color:rgba(255,255,255,.78);
  font-size:.9rem;
}
.hero-meta span::before{
  content:"";
  width:8px;
  height:8px;
  border-radius:50%;
  background:var(--secondary);
  box-shadow:0 0 0 4px rgba(255,179,71,.2);
}
.section{padding:90px 0;}
.section-head{
  text-align:center;
  max-width:640px;
  margin:0 auto 48px;
}
.section-tag{
  display:inline-block;
  background:#f0ecff;
  color:var(--primary);
  padding:6px 16px;
  border-radius:999px;
  font-size:.82rem;
  font-weight:700;
  letter-spacing:.03em;
  margin-bottom:14px;
}
.section-head h2{
  font-size:2.1rem;
  line-height:1.3;
  margin-bottom:12px;
}
.section-head p{
  color:var(--text-weak);
  font-size:1rem;
}
.feature-card{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:32px;
  height:100%;
  transition:all .3s ease;
}
.feature-card:hover{
  transform:translateY(-6px);
  box-shadow:var(--shadow-lg);
  border-color:#dcd4ff;
}
.feature-card i{
  font-size:1.5rem;
  color:var(--primary);
  background:#f0ecff;
  width:56px;
  height:56px;
  border-radius:14px;
  display:flex;
  align-items:center;
  justify-content:center;
  margin-bottom:18px;
}
.feature-card h3{
  font-size:1.1rem;
  margin-bottom:8px;
}
.feature-card p{
  color:var(--text-weak);
  font-size:.95rem;
}
.category-card{
  display:flex;
  align-items:stretch;
  background:var(--surface);
  border-radius:var(--radius);
  border:1px solid var(--border);
  overflow:hidden;
  height:100%;
  transition:all .3s ease;
}
.category-card:hover{
  transform:translateY(-6px);
  box-shadow:var(--shadow-lg);
  border-color:#dcd4ff;
}
.category-card img{
  width:220px;
  object-fit:cover;
  flex-shrink:0;
}
.category-body{
  padding:32px;
  display:flex;
  flex-direction:column;
  justify-content:center;
}
.badge{
  display:inline-block;
  background:#fff4e0;
  color:#b86b00;
  font-size:.78rem;
  font-weight:700;
  padding:4px 12px;
  border-radius:999px;
  margin-bottom:12px;
  letter-spacing:.03em;
}
.category-body h3{
  font-size:1.25rem;
  margin-bottom:10px;
}
.category-body p{
  color:var(--text-weak);
  font-size:.95rem;
  margin-bottom:20px;
}
.posts-layout{
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(260px,1fr));
  gap:24px;
}
.post-card{
  background:var(--surface);
  border-radius:var(--radius);
  border:1px solid var(--border);
  overflow:hidden;
  transition:all .3s ease;
  display:flex;
  flex-direction:column;
}
.post-card:hover{
  transform:translateY(-6px);
  box-shadow:var(--shadow-lg);
}
.post-thumb{
  position:relative;
  aspect-ratio:16/10;
  overflow:hidden;
  background:var(--bg);
}
.post-thumb img{
  width:100%;
  height:100%;
  object-fit:cover;
}
.post-tag{
  position:absolute;
  top:12px;
  left:12px;
  background:rgba(23,35,59,.72);
  color:#fff;
  padding:4px 10px;
  border-radius:999px;
  font-size:.75rem;
  backdrop-filter:blur(6px);
}
.post-body{
  padding:22px;
  display:flex;
  flex-direction:column;
  flex:1;
}
.post-body h3{
  font-size:1.05rem;
  line-height:1.5;
  margin-bottom:10px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.post-body p{
  color:var(--text-weak);
  font-size:.9rem;
  flex:1;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  margin-bottom:12px;
}
.post-date{
  color:var(--text-weak);
  font-size:.8rem;
}
.empty-tip{
  grid-column:1/-1;
  background:var(--surface);
  border:1px dashed var(--border);
  border-radius:var(--radius);
  padding:40px;
  text-align:center;
  color:var(--text-weak);
}
.steps-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
}
.step-card{
  background:var(--surface);
  border-radius:var(--radius);
  padding:32px 28px;
  position:relative;
  border-top:3px solid var(--primary);
  box-shadow:var(--shadow);
  transition:all .3s ease;
}
.step-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-lg);
}
.step-num{
  font-size:2.2rem;
  font-weight:800;
  color:#e5ddff;
  line-height:1;
  display:block;
  margin-bottom:16px;
}
.step-card h3{
  font-size:1.1rem;
  margin-bottom:8px;
}
.step-card p{
  color:var(--text-weak);
  font-size:.92rem;
}
.highlight-section{
  position:relative;
  background-size:cover;
  background-position:center;
  padding:90px 0;
  color:#fff;
}
.section-overlay{
  position:absolute;
  inset:0;
  background:rgba(23,35,59,.84);
}
.highlight-section .container{
  position:relative;
}
.highlight-section .section-head h2,
.highlight-section .section-head p{
  color:#fff;
}
.highlight-section .section-tag{
  background:rgba(255,255,255,.14);
  color:#fff;
}
.highlight-card{
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.2);
  border-radius:var(--radius);
  padding:28px;
  height:100%;
  backdrop-filter:blur(8px);
  transition:all .3s ease;
}
.highlight-card:hover{
  background:rgba(255,255,255,.2);
  transform:translateY(-4px);
}
.highlight-card i{
  font-size:1.6rem;
  margin-bottom:14px;
  color:var(--secondary);
}
.highlight-card h3{
  font-size:1.1rem;
  margin-bottom:8px;
}
.highlight-card p{
  color:rgba(255,255,255,.78);
  font-size:.92rem;
}
.timeline-section{
  background:var(--surface);
}
.timeline{
  position:relative;
  max-width:760px;
  margin:0 auto;
  padding-left:32px;
}
.timeline::before{
  content:"";
  position:absolute;
  left:12px;
  top:0;
  bottom:0;
  width:2px;
  background:linear-gradient(var(--primary),var(--secondary));
  border-radius:2px;
}
.timeline-item{
  position:relative;
  padding-bottom:32px;
}
.timeline-item:last-child{
  padding-bottom:0;
}
.timeline-dot{
  position:absolute;
  left:-26px;
  top:8px;
  width:14px;
  height:14px;
  border-radius:50%;
  background:var(--primary);
  border:3px solid #fff;
  box-shadow:0 0 0 3px #e6ddff;
}
.timeline-date{
  display:inline-block;
  background:#f0ecff;
  color:var(--primary);
  font-weight:700;
  padding:2px 12px;
  border-radius:999px;
  font-size:.8rem;
  margin-bottom:8px;
}
.timeline-content{
  background:var(--bg);
  border-radius:var(--radius);
  padding:24px 28px;
  border:1px solid var(--border);
  transition:all .3s ease;
}
.timeline-content:hover{
  box-shadow:var(--shadow);
  border-color:#dcd4ff;
}
.timeline-content h3{
  font-size:1.08rem;
  margin-bottom:6px;
}
.timeline-content p{
  color:var(--text-weak);
  font-size:.92rem;
}
.faq-list{
  max-width:760px;
  margin:0 auto;
}
.faq-item{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius);
  margin-bottom:14px;
  overflow:hidden;
  transition:box-shadow .3s ease,border-color .3s ease;
}
.faq-item:hover{
  border-color:#dcd4ff;
  box-shadow:var(--shadow);
}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  padding:20px 24px;
  font-weight:700;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  font-size:1rem;
}
.faq-item summary::-webkit-details-marker{
  display:none;
}
.faq-item summary::after{
  content:"+";
  font-size:1.5rem;
  color:var(--primary);
  transition:transform .3s ease;
  line-height:1;
}
.faq-item[open] summary::after{
  transform:rotate(45deg);
}
.faq-answer{
  padding:0 24px 20px;
  color:var(--text-weak);
  line-height:1.7;
  font-size:.95rem;
}
.cta-section{
  position:relative;
  background-size:cover;
  background-position:center;
  padding:100px 0;
  color:#fff;
  text-align:center;
}
.cta-overlay{
  position:absolute;
  inset:0;
  background:linear-gradient(120deg,rgba(23,35,59,.92),rgba(108,62,245,.88));
}
.cta-box{
  position:relative;
}
.cta-box h2{
  font-size:2.2rem;
  margin-bottom:16px;
}
.cta-box p{
  font-size:1.1rem;
  color:rgba(255,255,255,.85);
  margin-bottom:32px;
}
.site-footer{
  background:#111a2e;
  color:#a4b1cc;
  padding:60px 0 30px;
}
.footer-top{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:24px;
  flex-wrap:wrap;
  padding-bottom:30px;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.footer-brand{
  font-size:1.3rem;
  font-weight:800;
  color:#fff;
  white-space:nowrap;
}
.footer-nav{
  display:flex;
  gap:18px;
  flex-wrap:wrap;
}
.footer-nav a{
  color:#a4b1cc;
  font-size:.9rem;
  font-weight:500;
}
.footer-nav a:hover{
  color:#fff;
}
.footer-meta{
  text-align:center;
  padding-top:24px;
  font-size:.82rem;
  color:rgba(255,255,255,.5);
}
@media(max-width:1024px){
  .hero h1{font-size:2.6rem;}
  .steps-grid{grid-template-columns:repeat(2,1fr);}
  .category-card img{width:180px;}
}
@media(max-width:768px){
  .section{padding:60px 0;}
  .site-header{
    position:sticky;
  }
  .nav-wrap{
    height:auto;
    min-height:64px;
  }
  .nav-toggle-label{
    display:inline-flex;
  }
  .main-nav{
    position:absolute;
    top:64px;
    left:16px;
    right:16px;
    background:var(--surface);
    border-radius:var(--radius);
    padding:16px;
    flex-direction:column;
    gap:6px;
    box-shadow:var(--shadow-lg);
    border:1px solid var(--border);
    opacity:0;
    visibility:hidden;
    transform:translateY(-8px);
    transition:all .3s ease;
  }
  .nav-toggle-input:checked ~ .container .main-nav{
    opacity:1;
    visibility:visible;
    transform:translateY(0);
  }
  .main-nav .nav-link{
    width:100%;
    padding:12px 18px;
    border-radius:10px;
  }
  .category-card{
    flex-direction:column;
  }
  .category-card img{
    width:100%;
    height:180px;
  }
  .steps-grid{
    grid-template-columns:1fr 1fr;
  }
  .footer-top{
    flex-direction:column;
    align-items:flex-start;
  }
  .hero{
    padding:80px 0 64px;
  }
  .hero p{
    font-size:1.05rem;
  }
  .highlight-section{
    padding:60px 0;
  }
  .cta-section{
    padding:70px 0;
  }
}
@media(max-width:520px){
  .hero h1{
    font-size:2rem;
  }
  .hero p{
    font-size:1rem;
  }
  .btn-lg{
    padding:12px 20px;
    font-size:.95rem;
  }
  .section-head h2{
    font-size:1.6rem;
  }
  .steps-grid{
    grid-template-columns:1fr;
  }
  .nav-cta{
    display:none;
  }
  .brand{
    font-size:1.08rem;
  }
  .timeline-content{
    padding:20px;
  }
  .cta-box h2{
    font-size:1.6rem;
  }
}

/* roulang page: article */
:root {
    --primary: #7c3aed;
    --primary-600: #6d28d9;
    --primary-100: #ede9fe;
    --secondary: #f59e0b;
    --accent: #10b981;
    --bg: #f8f7fc;
    --bg-soft: #f1effb;
    --surface: #ffffff;
    --text: #17153a;
    --text-soft: #5b5878;
    --muted: #8f8ba8;
    --line: #e7e3f3;
    --radius: 18px;
    --radius-sm: 12px;
    --radius-lg: 28px;
    --shadow: 0 10px 30px rgba(74, 56, 144, 0.08);
    --shadow-lg: 0 20px 50px rgba(74, 56, 144, 0.16);
    --font: "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, "Segoe UI", sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
    font-family: var(--font);
    font-size: 16px;
    line-height: 1.75;
    color: var(--text);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: var(--primary); transition: color 0.2s ease; }
a:hover { color: var(--primary-600); }
button, input, textarea { font-family: inherit; }
.container { max-width: 1180px; margin: 0 auto; padding: 0 22px; }

/* Header */
.site-header {
    position: sticky; top: 0; z-index: 100;
    background: rgba(255, 255, 255, 0.88);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid rgba(231, 227, 243, 0.8);
}
.nav-wrap { display: flex; align-items: center; justify-content: space-between; gap: 20px; height: 76px; }
.brand { font-size: 22px; font-weight: 800; color: var(--text); letter-spacing: -0.3px; display: inline-flex; align-items: baseline; gap: 4px; }
.brand em { font-style: normal; color: var(--primary); }
.main-nav { display: flex; align-items: center; gap: 6px; }
.main-nav .nav-link {
    padding: 9px 18px;
    border-radius: 999px;
    font-size: 14.5px;
    font-weight: 600;
    color: var(--text-soft);
    transition: all .2s ease;
}
.main-nav .nav-link:hover { color: var(--primary); background: var(--primary-100); }
.main-nav .nav-link.active { color: #fff; background: var(--primary); box-shadow: 0 8px 18px rgba(124, 58, 237, 0.28); }
.nav-cta {
    display: inline-flex; align-items: center; gap: 8px;
    background: var(--secondary);
    color: #fff !important;
    font-weight: 700;
    font-size: 14px;
    padding: 11px 20px;
    border-radius: 999px;
    box-shadow: 0 8px 20px rgba(245, 158, 11, 0.28);
    transition: all .25s ease;
}
.nav-cta:hover { transform: translateY(-2px); box-shadow: 0 12px 26px rgba(245, 158, 11, 0.38); background: #e68b00; }
.nav-toggle-input, .nav-toggle-label { display: none; }

/* Hero */
.page-hero {
    position: relative;
    background: linear-gradient(135deg, #200e3f 0%, #3a166e 45%, #6d28d9 100%);
    color: #fff;
    padding: 78px 0 96px;
    overflow: hidden;
    isolation: isolate;
}
.page-hero::before {
    content: "";
    position: absolute; inset: 0;
    background-image: url("/assets/images/backpic/back-1.png");
    background-size: cover;
    background-position: center;
    opacity: 0.28;
    z-index: -1;
}
.page-hero::after {
    content: "";
    position: absolute; bottom: -40px; right: -40px; width: 260px; height: 260px;
    background: radial-gradient(circle, rgba(245,158,11,.45), transparent 65%);
    z-index: -1;
}
.hero-inner { max-width: 800px; }
.page-hero .tagline {
    display: inline-flex; align-items: center; gap: 8px;
    background: rgba(255,255,255,.14);
    border: 1px solid rgba(255,255,255,.26);
    padding: 7px 16px;
    border-radius: 999px;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: .5px;
    backdrop-filter: blur(6px);
}
.page-hero h1 {
    font-size: 38px;
    line-height: 1.3;
    font-weight: 800;
    margin: 18px 0 14px;
    letter-spacing: -0.6px;
}
.page-hero h1 span { color: var(--secondary); }
.page-hero p { font-size: 16.5px; color: rgba(255,255,255,.82); margin-bottom: 20px; max-width: 640px; }

/* Breadcrumb */
.breadcrumb {
    display: flex; flex-wrap: wrap; align-items: center; gap: 8px;
    font-size: 14px; margin: 22px 0 30px; color: var(--muted);
}
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb i { font-size: 11px; color: #c3bfd9; }
.breadcrumb .current { color: var(--text); font-weight: 600; }

/* Article Layout */
.article-wrap { display: grid; grid-template-columns: 1fr 330px; gap: 44px; padding: 46px 0 70px; }
.article-main { min-width: 0; }
.article-card {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    padding: 38px 40px;
    box-shadow: var(--shadow);
}
.article-head { margin-bottom: 28px; padding-bottom: 28px; border-bottom: 1px solid var(--line); }
.article-meta { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; margin-bottom: 16px; }
.article-meta a {
    display: inline-flex; align-items: center; gap: 6px;
    background: var(--primary-100);
    color: var(--primary);
    font-size: 13px;
    font-weight: 700;
    padding: 5px 13px;
    border-radius: 999px;
    transition: all .2s ease;
}
.article-meta a:hover { background: var(--primary); color: #fff; }
.article-meta span { font-size: 13px; color: var(--muted); display: inline-flex; align-items: center; gap: 6px; }
.article-title { font-size: 28px; line-height: 1.4; font-weight: 800; margin: 0 0 12px; color: var(--text); letter-spacing: -0.3px; }
.article-body { font-size: 16px; line-height: 1.95; color: #39365a; }
.article-body h2 { font-size: 22px; margin: 32px 0 14px; padding-left: 14px; border-left: 4px solid var(--primary); font-weight: 800; }
.article-body h3 { font-size: 18px; margin: 26px 0 10px; font-weight: 700; }
.article-body p { margin: 0 0 18px; }
.article-body img { border-radius: var(--radius); margin: 20px 0; }
.article-body ul, .article-body ol { margin: 0 0 20px; padding-left: 26px; }
.article-body li { margin-bottom: 6px; }
.article-body blockquote {
    margin: 24px 0;
    padding: 18px 22px;
    background: var(--bg-soft);
    border-radius: var(--radius-sm);
    border-left: 4px solid var(--secondary);
    color: var(--text-soft);
}
.article-body a { text-decoration: underline; text-underline-offset: 3px; }
.article-tags { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 26px; padding-top: 22px; border-top: 1px solid var(--line); }
.article-tags a {
    font-size: 12.5px;
    background: var(--bg-soft);
    padding: 7px 14px;
    border-radius: 999px;
    color: var(--text-soft);
    transition: all .2s ease;
}
.article-tags a:hover { background: var(--primary); color: #fff; }
.article-nav { display: flex; justify-content: space-between; gap: 18px; margin: 28px 0 0; }
.article-nav a { font-size: 14px; color: var(--primary); font-weight: 600; transition: all .2s; }
.article-nav a:hover { color: var(--secondary); }

/* Sidebar */
.article-aside { display: flex; flex-direction: column; gap: 30px; }
.side-card {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 26px;
    box-shadow: var(--shadow);
}
.side-card h3 { font-size: 17px; font-weight: 800; margin: 0 0 18px; position: relative; padding-bottom: 12px; }
.side-card h3::after { content: ""; position: absolute; bottom: 0; left: 0; width: 32px; height: 3px; border-radius: 4px; background: var(--primary); }
.side-list { list-style: none; margin: 0; padding: 0; }
.side-list li + li { border-top: 1px dashed var(--line); }
.side-list a { display: block; padding: 13px 4px; font-size: 14.5px; line-height: 1.6; color: var(--text); transition: all .2s; }
.side-list a:hover { color: var(--primary); padding-left: 10px; }
.side-cta {
    background: linear-gradient(135deg, var(--primary) 0%, #5b21b6 100%);
    color: #fff;
    border: none;
    text-align: center;
}
.side-cta h3, .side-cta h3::after { color: #fff; background: none; }
.side-cta h3::after { display: none; }
.side-cta p { font-size: 14px; color: rgba(255,255,255,.85); margin-bottom: 20px; }
.btn-light {
    display: inline-flex; align-items: center; gap: 8px;
    background: var(--secondary); color: #fff;
    font-weight: 700; font-size: 14px;
    padding: 12px 22px; border-radius: 999px;
    transition: all .25s ease;
    box-shadow: 0 10px 22px rgba(0,0,0,.12);
}
.btn-light:hover { background: #e68b00; color: #fff; transform: translateY(-2px); }

/* FAQ */
.faq-section { margin: 0; padding: 60px 0; background: var(--bg-soft); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.faq-head { text-align: center; max-width: 640px; margin: 0 auto 40px; }
.faq-head h2 { font-size: 30px; font-weight: 800; letter-spacing: -0.4px; margin-bottom: 10px; }
.faq-head p { color: var(--text-soft); font-size: 15.5px; }
.faq-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.faq-item {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 24px 26px;
    transition: all .25s ease;
}
.faq-item:hover { box-shadow: var(--shadow); border-color: rgba(124,58,237,.3); }
.faq-item h3 { font-size: 16.5px; font-weight: 700; margin: 0 0 8px; display: flex; align-items: center; gap: 10px; }
.faq-item h3 i { color: var(--primary); font-size: 14px; width: 24px; height: 24px; background: var(--primary-100); border-radius: 50%; display: inline-flex; align-items: center; justify-content: center; flex-shrink: 0; }
.faq-item p { font-size: 14.5px; color: var(--text-soft); margin: 0; line-height: 1.8; }

/* CTA */
.cta-section { padding: 70px 0; }
.cta-box {
    background: linear-gradient(135deg, #f5f3ff 0%, #fff 100%);
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    padding: 44px 48px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
    box-shadow: var(--shadow);
    position: relative;
    overflow: hidden;
}
.cta-box::before { content: ""; position: absolute; right: -30px; top: -30px; width: 140px; height: 140px; background: radial-gradient(circle, var(--secondary), transparent 68%); opacity: .18; }
.cta-info h2 { font-size: 26px; font-weight: 800; margin-bottom: 10px; }
.cta-info p { font-size: 15.5px; color: var(--text-soft); margin: 0; max-width: 570px; }
.cta-btn {
    display: inline-flex; align-items: center; gap: 10px;
    background: var(--primary); color: #fff;
    font-weight: 700; font-size: 15px;
    padding: 15px 28px; border-radius: 999px;
    box-shadow: 0 12px 28px rgba(124,58,237,.28);
    transition: all .25s ease;
    white-space: nowrap;
}
.cta-btn:hover { background: var(--primary-600); color: #fff; transform: translateY(-3px); }

/* Footer */
.site-footer { background: #17152b; color: rgba(255,255,255,.65); padding: 56px 0 30px; }
.footer-top { display: flex; align-items: center; justify-content: space-between; gap: 26px; padding-bottom: 34px; border-bottom: 1px solid rgba(255,255,255,.1); flex-wrap: wrap; }
.footer-brand { font-size: 21px; font-weight: 800; color: #fff; }
.footer-brand:hover { color: var(--secondary); }
.footer-nav { display: flex; flex-wrap: wrap; gap: 10px; }
.footer-nav a {
    color: rgba(255,255,255,.65);
    font-size: 14px;
    padding: 8px 14px;
    border-radius: 999px;
    transition: all .2s ease;
}
.footer-nav a:hover { color: #fff; background: rgba(255,255,255,.08); }
.footer-meta { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 10px; padding-top: 26px; font-size: 13.5px; }
.footer-meta p { margin: 0; }

/* Responsive */
@media (max-width: 980px) {
    .article-wrap { grid-template-columns: 1fr; }
    .article-aside { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
}
@media (max-width: 820px) {
    .main-nav {
        position: absolute;
        top: 76px; left: 0; right: 0;
        background: var(--surface);
        flex-direction: column;
        align-items: stretch;
        gap: 6px;
        padding: 18px 22px;
        border-bottom: 1px solid var(--line);
        box-shadow: var(--shadow);
        display: none;
    }
    .main-nav .nav-link { padding: 13px 18px; }
    .nav-toggle-label { display: inline-flex; font-size: 20px; cursor: pointer; color: var(--text); background: var(--bg-soft); width: 44px; height: 44px; align-items: center; justify-content: center; border-radius: 12px; }
    .nav-toggle-input:checked ~ .nav-wrap .main-nav { display: flex; }
    .page-hero { padding: 58px 0 68px; }
    .page-hero h1 { font-size: 28px; }
    .article-card { padding: 28px 22px; }
    .faq-grid { grid-template-columns: 1fr; }
    .cta-box { flex-direction: column; align-items: flex-start; padding: 34px 26px; }
    .cta-btn { width: 100%; justify-content: center; }
}
@media (max-width: 620px) {
    .nav-cta span { display: none; }
    .nav-cta { padding: 11px 14px; }
    .nav-cta i { font-size: 16px; }
    .article-aside { grid-template-columns: 1fr; }
    .article-title { font-size: 22px; }
    .page-hero h1 { font-size: 24px; }
    .article-head { padding-bottom: 20px; }
    .footer-top { flex-direction: column; align-items: flex-start; }
    .footer-nav { width: 100%; }
    .footer-meta { flex-direction: column; }
}

/* roulang page: category1 */
/* ========== 设计变量 ========== */
:root {
  --primary: #2563eb;
  --primary-dark: #1e40af;
  --primary-light: #dbeafe;
  --accent: #f97316;
  --accent-dark: #ea580c;
  --accent-light: #fff7ed;
  --dark: #0f172a;
  --dark-soft: #1e293b;
  --bg: #f1f5f9;
  --white: #ffffff;
  --text: #334155;
  --text-weak: #64748b;
  --border: #e2e8f0;
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 8px;
  --shadow: 0 4px 24px rgba(2, 6, 23, 0.07);
  --shadow-lg: 0 18px 48px rgba(2, 6, 23, 0.13);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ========== Reset / Base ========== */
*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: var(--transition);
}
a:hover { color: var(--primary-dark); }

img {
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-md);
}

ul, ol { margin: 0; padding: 0; list-style: none; }

p { margin: 0 0 16px; }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  width: 100%;
}

/* ========== 顶部导航 ========== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 2px 16px rgba(2, 6, 23, 0.04);
}

.nav-wrap {
  display: flex;
  align-items: center;
  min-height: 76px;
  gap: 16px;
}

.brand {
  font-size: 22px;
  font-weight: 800;
  color: var(--dark);
  display: flex;
  align-items: center;
  gap: 4px;
  margin-right: auto;
  letter-spacing: -0.02em;
  white-space: nowrap;
}
.brand em {
  font-style: normal;
  color: var(--primary);
}

.main-nav {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: nowrap;
}

.main-nav .nav-link {
  padding: 9px 20px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: 14.5px;
  font-weight: 500;
  color: var(--text);
  transition: var(--transition);
  white-space: nowrap;
}

.main-nav .nav-link:hover {
  background: var(--primary-light);
  color: var(--primary);
}

.main-nav .nav-link.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
  box-shadow: 0 6px 16px rgba(37, 99, 235, 0.28);
  font-weight: 600;
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  border-radius: 999px;
  background: linear-gradient(135deg, #f97316, #ea580c);
  color: #fff;
  font-weight: 600;
  font-size: 14px;
  box-shadow: 0 8px 22px rgba(249, 115, 22, 0.3);
  transition: var(--transition);
  white-space: nowrap;
}

.nav-cta:hover {
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(249, 115, 22, 0.4);
}

.nav-toggle-input { display: none; }

.nav-toggle-label {
  display: none;
  font-size: 22px;
  color: var(--dark);
  cursor: pointer;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}
.nav-toggle-label:hover { background: var(--bg); }

/* ========== 页面横幅 ========== */
.page-hero {
  position: relative;
  background: linear-gradient(135deg, rgba(2, 6, 23, 0.82), rgba(30, 41, 59, 0.72)), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  padding: 96px 0 80px;
  text-align: center;
  color: #fff;
  overflow: hidden;
}

.page-hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--accent), var(--primary-dark));
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(8px);
  border-radius: 999px;
  padding: 8px 20px;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.04em;
  margin-bottom: 28px;
}

.page-hero h1 {
  font-size: clamp(30px, 5vw, 52px);
  font-weight: 800;
  line-height: 1.25;
  margin: 0 0 18px;
  color: #fff;
  letter-spacing: -0.02em;
}

.page-hero p {
  font-size: clamp(15px, 2vw, 19px);
  color: rgba(255, 255, 255, 0.8);
  max-width: 780px;
  margin: 0 auto 36px;
}

.hero-actions {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 30px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 8px 24px rgba(37, 99, 235, 0.3);
}

.btn-primary:hover {
  background: var(--primary-dark);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(37, 99, 235, 0.4);
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.25);
  backdrop-filter: blur(8px);
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.16);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.5);
  transform: translateY(-2px);
}

/* ========== 通用板块 ========== */
.section { padding: 84px 0; }

.section-white { background: var(--white); }
.section-light { background: var(--bg); }
.section-dark {
  background: linear-gradient(135deg, #0f172a, #1e293b);
  color: #fff;
}

.section-head {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 52px;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
  padding: 6px 16px;
  border-radius: 999px;
  margin-bottom: 16px;
  letter-spacing: 0.02em;
}

.section-tag-accent {
  background: var(--accent-light);
  color: var(--accent-dark);
}

.section-tag-dark {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.section-head h2 {
  font-size: clamp(26px, 3.6vw, 38px);
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 12px;
  letter-spacing: -0.02em;
  line-height: 1.3;
}

.section-dark .section-head h2 { color: #fff; }

.section-head p {
  color: var(--text-weak);
  font-size: 16px;
  margin-bottom: 0;
}

.section-dark .section-head p { color: rgba(255, 255, 255, 0.6); }

/* ========== 官方入口快速通道 ========== */
.entry-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 26px 22px;
  height: 100%;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  text-align: center;
  box-shadow: var(--shadow);
}

.entry-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-light);
}

.entry-card .card-icon {
  width: 68px;
  height: 68px;
  margin: 0 auto 20px;
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  color: var(--primary);
  background: var(--primary-light);
  transition: var(--transition);
}

.entry-card:hover .card-icon {
  background: var(--primary);
  color: #fff;
  transform: scale(1.05);
}

.entry-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 10px;
}

.entry-card p {
  font-size: 14px;
  color: var(--text-weak);
  line-height: 1.7;
  margin-bottom: 18px;
  flex: 1;
}

.entry-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
}

.entry-link i { transition: var(--transition); }
.entry-card:hover .entry-link i { transform: translateX(4px); }

/* ========== 图文优势区 ========== */
.feature-block {
  display: flex;
  align-items: center;
  gap: 60px;
  flex-wrap: wrap;
}

.feature-block.reverse { flex-direction: row-reverse; }

.feature-image {
  flex: 1 1 440px;
  min-width: 300px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  position: relative;
}

.feature-image img {
  width: 100%;
  height: 320px;
  object-fit: cover;
  transition: var(--transition);
}

.feature-image:hover img { transform: scale(1.03); }

.feature-content {
  flex: 1 1 420px;
  min-width: 300px;
}

.feature-content h3 {
  font-size: 26px;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 16px;
  line-height: 1.4;
}

.feature-content p {
  color: var(--text-weak);
  font-size: 15.5px;
  line-height: 1.85;
  margin-bottom: 22px;
}

.feature-list { margin-top: 18px; }

.feature-list li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 10px 0;
  font-size: 15px;
  color: var(--text);
  border-bottom: 1px dashed var(--border);
}

.feature-list li:last-child { border-bottom: none; }

.feature-list li i {
  color: var(--primary);
  font-size: 18px;
  margin-top: 3px;
  flex-shrink: 0;
}

/* ========== 流程步骤 ========== */
.steps-wrap { margin-top: 20px; }

.step-item {
  display: flex;
  gap: 24px;
  padding: 28px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  position: relative;
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.step-item.visible { opacity: 1; transform: translateY(0); }

.step-item:last-child { border-bottom: none; }

.step-number {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  font-weight: 800;
  color: #fff;
  flex-shrink: 0;
  box-shadow: 0 8px 24px rgba(37, 99, 235, 0.35);
}

.step-content { flex: 1; }

.step-content h3 {
  font-size: 18px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 8px;
}

.step-content p {
  color: rgba(255, 255, 255, 0.65);
  font-size: 15px;
  line-height: 1.7;
  margin-bottom: 0;
}

/* ========== 资讯列表 ========== */
.news-list { max-width: 860px; margin: 0 auto; }

.news-item {
  display: flex;
  align-items: center;
  gap: 20px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  margin-bottom: 14px;
  transition: var(--transition);
}

.news-item:hover {
  box-shadow: var(--shadow);
  border-color: var(--primary-light);
  transform: translateY(-3px);
}

.news-date {
  background: var(--primary-light);
  color: var(--primary);
  border-radius: 12px;
  padding: 10px 14px;
  text-align: center;
  flex-shrink: 0;
  font-weight: 700;
  min-width: 58px;
}

.news-date span {
  display: block;
  font-size: 20px;
  line-height: 1.2;
}

.news-date small {
  font-size: 12px;
  font-weight: 500;
  opacity: 0.75;
}

.news-info { flex: 1; }

.news-info h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--dark);
  margin-bottom: 6px;
  transition: var(--transition);
}

.news-item:hover .news-info h3 { color: var(--primary); }

.news-info p {
  font-size: 14px;
  color: var(--text-weak);
  margin-bottom: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.news-tag {
  flex-shrink: 0;
  font-size: 12px;
  font-weight: 600;
  background: var(--bg);
  color: var(--text-weak);
  padding: 5px 14px;
  border-radius: 999px;
}

/* ========== FAQ ========== */
.faq-list { max-width: 860px; margin: 0 auto; }

.faq-item {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  margin-bottom: 14px;
  overflow: hidden;
  transition: var(--transition);
}

.faq-item:hover { border-color: var(--primary-light); box-shadow: var(--shadow); }

.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 24px;
  cursor: pointer;
  font-size: 16px;
  font-weight: 600;
  color: var(--dark);
  list-style: none;
  user-select: none;
  transition: var(--transition);
}

.faq-item summary::-webkit-details-marker { display: none; }

.faq-item summary i {
  color: var(--primary);
  font-size: 16px;
  transition: var(--transition);
  flex-shrink: 0;
}

.faq-item[open] summary i { transform: rotate(45deg); }

.faq-item[open] summary { color: var(--primary); }

.faq-item .faq-body {
  padding: 0 24px 22px;
  color: var(--text-weak);
  font-size: 14.5px;
  line-height: 1.85;
  border-top: 1px dashed var(--border);
  padding-top: 16px;
}

/* ========== CTA ========== */
.cta-section {
  position: relative;
  background: linear-gradient(135deg, #1e40af, #7c3aed);
  padding: 80px 0;
  text-align: center;
  color: #fff;
  overflow: hidden;
}

.cta-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 80% 20%, rgba(255,255,255,0.12) 0%, transparent 50%);
}

.cta-section .container { position: relative; z-index: 1; }

.cta-section h2 {
  font-size: clamp(24px, 3.4vw, 36px);
  font-weight: 800;
  color: #fff;
  margin-bottom: 14px;
}

.cta-section p {
  color: rgba(255, 255, 255, 0.75);
  font-size: 16px;
  max-width: 640px;
  margin: 0 auto 34px;
}

.cta-actions {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn-white {
  background: #fff;
  color: var(--primary-dark);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.btn-white:hover { background: #f8fafc; color: var(--primary-dark); transform: translateY(-2px); }

.btn-outline-white {
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255, 255, 255, 0.5);
}

.btn-outline-white:hover { border-color: #fff; background: rgba(255,255,255,0.1); color: #fff; transform: translateY(-2px); }

/* ========== 页脚 ========== */
.site-footer {
  background: #0b1220;
  color: rgba(255, 255, 255, 0.6);
  padding: 56px 0 32px;
}

.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
  padding-bottom: 32px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  margin-bottom: 28px;
}

.footer-brand {
  font-size: 22px;
  font-weight: 800;
  color: #fff;
}

.footer-brand em { font-style: normal; color: var(--primary); }

.footer-nav {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.footer-nav a {
  color: rgba(255, 255, 255, 0.55);
  font-size: 14px;
  padding: 6px 14px;
  border-radius: 999px;
  transition: var(--transition);
  border: 1px solid transparent;
}

.footer-nav a:hover {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.05);
}

.footer-meta {
  text-align: center;
  font-size: 13.5px;
  color: rgba(255, 255, 255, 0.35);
}

.footer-meta p { margin-bottom: 0; }

/* ========== 响应式 ========== */
@media (max-width: 1024px) {
  .section { padding: 68px 0; }
  .feature-block { gap: 36px; }
  .feature-image img { height: 260px; }
}

@media (max-width: 900px) {
  .nav-toggle-label { display: inline-flex; margin-left: 8px; }

  .main-nav {
    display: none;
    position: absolute;
    left: 16px;
    right: 16px;
    top: calc(76px + 8px);
    background: #fff;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    padding: 14px;
    flex-direction: column;
    align-items: stretch;
    border: 1px solid var(--border);
    gap: 6px;
  }

  .nav-toggle-input:checked ~ .nav-wrap .main-nav {
    display: flex;
  }

  .main-nav .nav-link {
    text-align: center;
    padding: 12px 18px;
    border-radius: var(--radius-sm);
  }

  .nav-cta { margin-left: auto; }

  .news-item { flex-wrap: wrap; }
  .news-info p { white-space: normal; }
}

@media (max-width: 768px) {
  .page-hero { padding: 72px 0 60px; }
  .section { padding: 56px 0; }
  .section-head { margin-bottom: 36px; }
  .feature-block,
  .feature-block.reverse { flex-direction: column; gap: 28px; }
  .feature-image { width: 100%; }
  .feature-image img { height: 220px; }
  .step-item { gap: 16px; padding: 22px 0; }
  .step-number { width: 46px; height: 46px; font-size: 18px; border-radius: 14px; }
  .news-item { padding: 16px 18px; flex-direction: column; align-items: flex-start; gap: 12px; }
  .news-tag { align-self: flex-start; }
}

@media (max-width: 520px) {
  .container { padding: 0 16px; }
  .brand { font-size: 18px; }
  .nav-cta { padding: 9px 16px; font-size: 13px; gap: 6px; }
  .page-hero { padding: 60px 0 52px; }
  .page-hero h1 { font-size: 28px; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .btn { justify-content: center; }
  .section-head h2 { font-size: 25px; }
  .entry-card { padding: 20px 16px; }
  .faq-item summary { padding: 16px 18px; font-size: 15px; }
  .faq-item .faq-body { padding: 0 18px 18px; }
  .cta-section { padding: 60px 0; }
  .cta-actions { flex-direction: column; align-items: stretch; }
  .footer-top { flex-direction: column; align-items: center; text-align: center; }
  .footer-nav { justify-content: center; }
}

/* roulang page: category2 */
:root {
  --primary: #ff5a3c;
  --primary-dark: #e04424;
  --secondary: #6c3ff5;
  --accent: #ffc233;
  --dark: #1b1336;
  --dark-light: #2a1d52;
  --bg: #f7f4fc;
  --surface: #ffffff;
  --text: #1f1b2e;
  --text-light: #716a88;
  --border: #ebe5f6;
  --gradient: linear-gradient(135deg, #ff5a3c 0%, #ff8a5c 100%);
  --gradient-dark: linear-gradient(135deg, #1b1336 0%, #2a1d52 100%);
  --radius-xl: 24px;
  --radius-lg: 18px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --shadow-xs: 0 2px 6px rgba(27,19,54,0.05);
  --shadow-sm: 0 4px 14px rgba(27,19,54,0.07);
  --shadow: 0 10px 32px rgba(27,19,54,0.10);
  --shadow-lg: 0 20px 50px rgba(27,19,54,0.16);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; transition: var(--transition); }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
ul, ol { list-style: none; }
input, textarea, select { font-family: inherit; outline: none; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; width: 100%; }

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--border);
}
.nav-wrap {
  display: flex;
  align-items: center;
  gap: 24px;
  height: 72px;
}
.brand {
  font-size: 21px;
  font-weight: 900;
  color: var(--dark);
  letter-spacing: -0.3px;
  display: flex;
  align-items: center;
  gap: 4px;
  flex-shrink: 0;
}
.brand em {
  font-style: normal;
  color: var(--primary);
}
.main-nav {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-left: auto;
}
.main-nav .nav-link {
  padding: 8px 16px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 600;
  color: var(--text-light);
  white-space: nowrap;
  transition: var(--transition);
}
.main-nav .nav-link:hover {
  color: var(--primary);
  background: rgba(255,90,60,0.08);
}
.main-nav .nav-link.active {
  color: var(--primary);
  background: rgba(255,90,60,0.12);
}
.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: 999px;
  background: var(--gradient);
  color: #fff !important;
  font-weight: 700;
  font-size: 14px;
  box-shadow: 0 6px 18px rgba(255,90,60,0.35);
  flex-shrink: 0;
  white-space: nowrap;
  transition: var(--transition);
}
.nav-cta:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 10px 24px rgba(255,90,60,0.45);
}
.nav-toggle-input,
.nav-toggle-label { display: none; }

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 28px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 700;
  transition: var(--transition);
  border: 2px solid transparent;
  line-height: 1.4;
}
.btn-primary {
  background: var(--gradient);
  color: #fff;
  box-shadow: 0 8px 22px rgba(255,90,60,0.35);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(255,90,60,0.45);
}
.btn-ghost {
  background: rgba(255,255,255,0.14);
  color: #fff;
  border-color: rgba(255,255,255,0.5);
  backdrop-filter: blur(6px);
}
.btn-ghost:hover {
  background: rgba(255,255,255,0.25);
  transform: translateY(-2px);
}
.btn-accent {
  background: var(--accent);
  color: var(--dark);
  box-shadow: 0 8px 22px rgba(255,194,51,0.4);
}
.btn-accent:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(255,194,51,0.5);
}
.btn-light {
  background: #fff;
  color: var(--primary);
  box-shadow: 0 8px 22px rgba(0,0,0,0.12);
}
.btn-light:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(0,0,0,0.18);
}

/* ===== Hero ===== */
.page-hero {
  position: relative;
  padding: 112px 0 128px;
  background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(27,19,54,0.88) 0%, rgba(27,19,54,0.68) 55%, rgba(108,63,245,0.35) 100%);
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 720px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 16px;
  border-radius: 999px;
  background: rgba(255,194,51,0.18);
  border: 1px solid rgba(255,194,51,0.45);
  color: var(--accent);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.5px;
  margin-bottom: 24px;
}
.hero-content h1 {
  font-size: 54px;
  line-height: 1.15;
  color: #fff;
  font-weight: 900;
  letter-spacing: -1px;
  margin-bottom: 20px;
}
.hero-content h1 span {
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-content .lead {
  font-size: 18px;
  color: rgba(255,255,255,0.88);
  margin-bottom: 36px;
  line-height: 1.8;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

/* ===== Activity Strip ===== */
.activity-strip {
  background: var(--dark);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  padding: 16px 0;
}
.strip-inner {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}
.strip-icon {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: rgba(255,90,60,0.2);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  flex-shrink: 0;
}
.strip-text {
  flex: 1;
  min-width: 230px;
  color: rgba(255,255,255,0.9);
  font-size: 14px;
}
.strip-text strong {
  color: var(--accent);
  margin-right: 6px;
}
.strip-inner a {
  color: var(--accent);
  font-size: 14px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
  transition: var(--transition);
}
.strip-inner a:hover { gap: 10px; }

/* ===== Section Common ===== */
.section {
  padding: 88px 0;
}
.section-head {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 44px;
}
.section-tag {
  display: inline-block;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--primary);
  background: rgba(255,90,60,0.1);
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 12px;
}
.section-tag.light {
  color: var(--accent);
  background: rgba(255,194,51,0.14);
}
.section-head h2 {
  font-size: 38px;
  font-weight: 900;
  color: var(--dark);
  letter-spacing: -0.5px;
  line-height: 1.25;
  margin-bottom: 12px;
}
.section-head p {
  color: var(--text-light);
  font-size: 16px;
}

/* ===== Gift Tabs ===== */
.gift-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  margin-bottom: 40px;
}
.gift-tab {
  padding: 8px 20px;
  border-radius: 999px;
  background: #fff;
  border: 1px solid var(--border);
  color: var(--text-light);
  font-size: 14px;
  font-weight: 600;
  transition: var(--transition);
  box-shadow: var(--shadow-xs);
}
.gift-tab:hover {
  color: var(--primary);
  border-color: rgba(255,90,60,0.3);
  transform: translateY(-1px);
}
.gift-tab.active {
  background: var(--gradient);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 6px 18px rgba(255,90,60,0.3);
}

/* ===== Gift Grid / Card ===== */
.gift-grid {
  margin-bottom: 20px;
}
.gift-card {
  margin-bottom: 20px;
}
.gift-card-inner {
  background: var(--surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
  transition: var(--transition);
  height: 100%;
  display: flex;
  flex-direction: column;
}
.gift-card-inner:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.gift-card-top {
  position: relative;
  overflow: hidden;
  height: 150px;
  background: var(--dark-light);
}
.gift-card-top img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.gift-card-inner:hover .gift-card-top img {
  transform: scale(1.06);
}
.gift-card-tag {
  position: absolute;
  top: 12px;
  left: 12px;
  padding: 4px 12px;
  border-radius: 999px;
  background: rgba(27,19,54,0.75);
  backdrop-filter: blur(6px);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.5px;
}
.gift-card-body {
  padding: 18px 18px 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}
.gift-card-body h3 {
  font-size: 16px;
  font-weight: 800;
  color: var(--dark);
  line-height: 1.4;
}
.gift-card-body .desc {
  font-size: 13px;
  color: var(--text-light);
  line-height: 1.6;
}
.gift-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 12px;
  color: var(--text-light);
}
.gift-meta span {
  display: inline-flex;
  align-items: center;
  gap: 5px;
}
.gift-meta .expire-warn {
  color: var(--primary);
  font-weight: 600;
}
.gift-code-row {
  margin-top: auto;
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg);
  border-radius: var(--radius-md);
  padding: 8px 10px;
  border: 1px dashed var(--border);
}
.gift-code-row code {
  flex: 1;
  font-family: "SFMono-Regular", Consolas, Menlo, monospace;
  font-size: 13px;
  color: var(--secondary);
  font-weight: 700;
  letter-spacing: 0.5px;
}
.copy-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 5px 12px;
  border-radius: 999px;
  background: var(--dark);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  transition: var(--transition);
  white-space: nowrap;
}
.copy-btn:hover {
  background: var(--primary);
  transform: scale(1.04);
}
.copy-btn.copied {
  background: #2aa876;
}

/* ===== Countdown + Timeline ===== */
.countdown-section {
  position: relative;
  padding: 96px 0;
  background: url('/assets/images/backpic/back-1.png') center/cover no-repeat;
}
.countdown-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(27,19,54,0.94) 0%, rgba(42,29,82,0.86) 100%);
}
.countdown-wrap {
  position: relative;
  z-index: 2;
}
.countdown-grid {
  display: flex;
  gap: 40px;
  align-items: center;
  flex-wrap: wrap;
}
.countdown-card {
  flex: 1 1 420px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: var(--radius-xl);
  padding: 40px;
  backdrop-filter: blur(10px);
}
.countdown-card .section-tag {
  margin-bottom: 10px;
}
.countdown-card h2 {
  font-size: 32px;
  color: #fff;
  font-weight: 900;
  margin-bottom: 8px;
}
.countdown-card p {
  color: rgba(255,255,255,0.7);
  margin-bottom: 28px;
  font-size: 15px;
}
.countdown-box {
  display: flex;
  gap: 12px;
  margin-bottom: 28px;
}
.cd-item {
  background: rgba(255,255,255,0.12);
  border-radius: var(--radius-md);
  padding: 12px 0;
  flex: 1;
  text-align: center;
  min-width: 64px;
  border: 1px solid rgba(255,255,255,0.1);
}
.cd-num {
  display: block;
  font-size: 32px;
  font-weight: 900;
  color: var(--accent);
  line-height: 1.2;
  font-variant-numeric: tabular-nums;
}
.cd-label {
  display: block;
  font-size: 12px;
  color: rgba(255,255,255,0.6);
  margin-top: 4px;
  letter-spacing: 1px;
}
.timeline-card {
  flex: 1 1 360px;
  background: var(--surface);
  border-radius: var(--radius-xl);
  padding: 34px;
  box-shadow: var(--shadow);
}
.timeline-card h3 {
  font-size: 22px;
  font-weight: 900;
  color: var(--dark);
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.timeline-card h3 i {
  color: var(--primary);
}
.timeline-list {
  position: relative;
}
.timeline-list::before {
  content: '';
  position: absolute;
  left: 8px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: linear-gradient(180deg, var(--primary), var(--secondary));
  border-radius: 2px;
}
.timeline-item {
  position: relative;
  padding-left: 32px;
  padding-bottom: 18px;
}
.timeline-item:last-child {
  padding-bottom: 0;
}
.timeline-item::before {
  content: '';
  position: absolute;
  left: 3px;
  top: 8px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #fff;
  border: 3px solid var(--primary);
  box-shadow: 0 0 0 3px rgba(255,90,60,0.2);
}
.timeline-item:nth-child(even)::before {
  border-color: var(--secondary);
  box-shadow: 0 0 0 3px rgba(108,63,245,0.2);
}
.timeline-time {
  font-size: 12px;
  font-weight: 700;
  color: var(--primary);
  display: block;
  margin-bottom: 2px;
}
.timeline-item:nth-child(even) .timeline-time {
  color: var(--secondary);
}
.timeline-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--dark);
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.timeline-status {
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 999px;
  font-weight: 600;
}
.timeline-status.on {
  background: rgba(42,168,118,0.12);
  color: #2aa876;
}
.timeline-status.wait {
  background: rgba(255,194,51,0.15);
  color: #b8860b;
}
.timeline-status.soon {
  background: rgba(108,63,245,0.12);
  color: var(--secondary);
}
.timeline-desc {
  font-size: 13px;
  color: var(--text-light);
  margin-top: 2px;
}

/* ===== Steps ===== */
.steps-section {
  background: var(--surface);
}
.steps-grid .step-card {
  text-align: center;
  padding: 30px 20px;
  border-radius: var(--radius-lg);
  background: var(--bg);
  border: 1px solid var(--border);
  transition: var(--transition);
  height: 100%;
}
.step-card:hover {
  background: #fff;
  box-shadow: var(--shadow);
  transform: translateY(-4px);
}
.step-icon {
  width: 60px;
  height: 60px;
  margin: 0 auto 18px;
  border-radius: 18px;
  background: var(--gradient);
  color: #fff;
  font-size: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 20px rgba(255,90,60,0.3);
}
.step-num {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  color: var(--primary);
  background: rgba(255,90,60,0.1);
  padding: 3px 12px;
  border-radius: 999px;
  margin-bottom: 10px;
}
.step-card h3 {
  font-size: 17px;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 8px;
}
.step-card p {
  font-size: 14px;
  color: var(--text-light);
  line-height: 1.7;
}

/* ===== FAQ ===== */
.faq-section {
  background: var(--bg);
}
.faq-wrap {
  max-width: 800px;
  margin: 0 auto;
}
.faq-item {
  background: var(--surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  margin-bottom: 14px;
  overflow: hidden;
  transition: var(--transition);
  box-shadow: var(--shadow-xs);
}
.faq-item:hover {
  border-color: rgba(255,90,60,0.2);
  box-shadow: var(--shadow-sm);
}
.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 24px;
  text-align: left;
  font-size: 16px;
  font-weight: 700;
  color: var(--dark);
  background: transparent;
  transition: var(--transition);
}
.faq-question:hover { color: var(--primary); }
.faq-question .faq-icon {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  color: var(--primary);
  transition: var(--transition);
}
.faq-item.open .faq-question .faq-icon {
  transform: rotate(45deg);
  background: var(--primary);
  color: #fff;
}
.faq-answer {
  display: none;
  padding: 0 24px 20px;
  color: var(--text-light);
  font-size: 15px;
  line-height: 1.75;
  border-top: 1px dashed var(--border);
  margin-top: 0;
}
.faq-item.open .faq-answer {
  display: block;
  padding-top: 16px;
}

/* ===== CTA ===== */
.cta-section {
  background: var(--dark);
  background-image: url('/assets/images/backpic/back-3.png');
  background-size: cover;
  background-position: center;
  position: relative;
  padding: 96px 0;
}
.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(27,19,54,0.92), rgba(108,63,245,0.75));
}
.cta-card {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 620px;
  margin: 0 auto;
}
.cta-card h2 {
  font-size: 36px;
  font-weight: 900;
  color: #fff;
  letter-spacing: -0.5px;
  margin-bottom: 12px;
}
.cta-card p {
  color: rgba(255,255,255,0.8);
  font-size: 16px;
  margin-bottom: 32px;
}
.subscribe-form {
  display: flex;
  gap: 10px;
  max-width: 460px;
  margin: 0 auto;
  flex-wrap: wrap;
  justify-content: center;
}
.subscribe-form input {
  flex: 1;
  min-width: 240px;
  padding: 14px 20px;
  border-radius: 999px;
  border: none;
  background: rgba(255,255,255,0.14);
  backdrop-filter: blur(6px);
  color: #fff;
  font-size: 14px;
  border: 1px solid rgba(255,255,255,0.2);
  transition: var(--transition);
}
.subscribe-form input::placeholder {
  color: rgba(255,255,255,0.55);
}
.subscribe-form input:focus {
  background: rgba(255,255,255,0.2);
  border-color: var(--accent);
}

/* ===== Footer ===== */
.site-footer {
  background: var(--dark);
  border-top: 1px solid rgba(255,255,255,0.06);
}
.footer-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  padding: 40px 0 24px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-brand {
  font-size: 18px;
  font-weight: 900;
  color: #fff;
  letter-spacing: -0.3px;
}
.footer-brand em {
  font-style: normal;
  color: var(--primary);
}
.footer-nav {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.footer-nav a {
  padding: 6px 14px;
  border-radius: 999px;
  color: rgba(255,255,255,0.7);
  font-size: 14px;
  font-weight: 500;
  transition: var(--transition);
}
.footer-nav a:hover {
  color: var(--accent);
  background: rgba(255,255,255,0.06);
}
.footer-meta {
  padding: 20px 0 24px;
  text-align: center;
  color: rgba(255,255,255,0.4);
  font-size: 13px;
}
.footer-meta p {
  margin: 0;
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .hero-content h1 { font-size: 44px; }
  .countdown-grid { gap: 24px; }
  .countdown-card, .timeline-card { flex: 1 1 100%; }
}
@media (max-width: 768px) {
  .nav-wrap { height: auto; min-height: 64px; flex-wrap: wrap; padding-top: 8px; padding-bottom: 8px; gap: 10px; }
  .main-nav {
    display: none;
    width: 100%;
    order: 3;
    flex-direction: column;
    align-items: stretch;
    background: #fff;
    border-radius: 16px;
    padding: 12px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
  }
  .main-nav .nav-link {
    padding: 12px 16px;
    border-radius: 10px;
    text-align: center;
  }
  .nav-toggle-input:checked ~ .container .main-nav {
    display: flex;
  }
  .nav-toggle-label {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: var(--bg);
    color: var(--dark);
    margin-left: auto;
    font-size: 16px;
  }
  .nav-cta { margin-left: 0; order: 2; }
  .brand { order: 0; }
  .section { padding: 64px 0; }
  .section-head h2 { font-size: 30px; }
  .hero-content h1 { font-size: 36px; }
  .hero-actions { flex-direction: column; align-items: flex-start; }
  .hero-actions .btn { width: 100%; }
  .strip-inner { flex-direction: column; align-items: flex-start; }
  .countdown-box { gap: 8px; }
  .cd-item { min-width: 54px; padding: 10px 0; }
  .cd-num { font-size: 26px; }
  .footer-top { flex-direction: column; align-items: flex-start; }
  .subscribe-form { flex-direction: column; }
  .subscribe-form input { width: 100%; }
}
@media (max-width: 520px) {
  .container { padding: 0 16px; }
  .hero-content h1 { font-size: 30px; }
  .section-head h2 { font-size: 26px; }
  .countdown-card, .timeline-card { padding: 24px; }
  .countdown-card h2 { font-size: 25px; }
  .cd-num { font-size: 22px; }
  .gift-card-top { height: 130px; }
  .footer-nav { flex-direction: column; gap: 4px; }
  .footer-nav a { padding: 8px 0; }
}