/* roulang page: index */
:root{
  --primary:#E8823F;
  --primary-dark:#C96A2B;
  --accent:#F3B263;
  --bg:#FBF6F0;
  --card:#FFFFFF;
  --dark:#221D17;
  --text:#2A241D;
  --text-secondary:#6E6356;
  --text-muted:#B4A99C;
  --border:#EBE0D3;
  --success:#3F7D54;
  --radius-lg:20px;
  --radius-md:12px;
  --shadow-sm:0 4px 20px rgba(40,25,10,0.05);
  --shadow-md:0 12px 40px rgba(40,25,10,0.10);
  --container-w:1200px;
  --font-cn:"PingFang SC","Microsoft YaHei","Noto Sans SC","Source Han Sans SC",sans-serif;
  --font-en:"Inter",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
  font-family:var(--font-cn);
  background:var(--bg);
  color:var(--text);
  line-height:1.8;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;border-radius:var(--radius-md);}
a{text-decoration:none;color:inherit;transition:all 0.25s ease;}
a:hover{color:var(--primary);}
button{font-family:inherit;}
.x-container{max-width:var(--container-w);margin:0 auto;padding-left:32px;padding-right:32px;}
.section{padding:80px 0;}
.section-head{text-align:center;margin-bottom:56px;}
.section-title{font-size:clamp(26px,3.6vw,40px);font-weight:700;line-height:1.25;color:var(--text);letter-spacing:-0.5px;margin-bottom:8px;}
.section-sub{font-size:14px;color:var(--text-secondary);line-height:1.6;}
.text-primary-c{color:var(--primary)!important;}

/* ===== Buttons ===== */
.btn-x{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 32px;border-radius:12px;font-weight:600;font-size:16px;
  border:none;cursor:pointer;transition:all 0.25s ease;line-height:1.4;
}
.btn-x-primary{
  background:linear-gradient(135deg,var(--primary),#D86F2B);
  color:#fff;box-shadow:0 8px 24px rgba(232,130,63,0.28);
}
.btn-x-primary:hover{transform:translateY(-2px);box-shadow:0 12px 32px rgba(232,130,63,0.35);color:#fff;}
.btn-x-primary:active{transform:translateY(1px);box-shadow:0 4px 12px rgba(232,130,63,0.20);}
.btn-x-secondary{
  background:var(--bg);color:var(--text);border:1px solid #E3D6C6;
}
.btn-x-secondary:hover{border-color:var(--primary);color:var(--primary-dark);transform:translateY(-2px);}
.btn-x-lg{padding:16px 40px;font-size:17px;}
.btn-x-download{
  display:inline-flex;align-items:center;gap:14px;padding:18px 32px;
  border-radius:14px;background:var(--dark);color:#fff;font-weight:600;
  min-width:220px;justify-content:center;transition:all 0.25s ease;box-shadow:0 8px 24px rgba(34,29,23,0.18);
}
.btn-x-download .dl-icon{font-size:24px;color:var(--accent);}
.btn-x-download .dl-title{font-size:16px;font-weight:700;display:block;line-height:1.2;}
.btn-x-download .dl-sub{font-size:12px;color:rgba(255,255,255,0.65);font-weight:400;}
.btn-x-download:hover{transform:translateY(-3px);box-shadow:0 14px 36px rgba(34,29,23,0.25);color:#fff;}
.btn-x-download.btn-light{
  background:#fff;color:var(--text);border:1px solid var(--border);
}
.btn-x-download.btn-light .dl-title{color:var(--text);}
.btn-x-download.btn-light .dl-sub{color:var(--text-secondary);}
.btn-x-download.btn-light:hover{box-shadow:0 12px 32px rgba(40,25,10,0.10);}

/* ===== 徽章 / 标签 ===== */
.badge-x{
  display:inline-flex;align-items:center;gap:6px;padding:4px 14px;
  border-radius:999px;font-size:12px;font-weight:600;background:#FFF0E2;
  color:var(--primary-dark);border:1px solid #F6D9C2;
}
.badge-success{
  background:rgba(63,125,84,0.12);color:var(--success);
  border:1px solid rgba(63,125,84,0.20);
}
.badge-x-outline{
  background:transparent;border:1px solid var(--border);color:var(--text-secondary);
}

/* ===== Header 导航 ===== */
.site-header{
  position:sticky;top:16px;z-index:1050;padding:0 16px;
}
.navbar-x{
  max-width:min(1200px,94vw);margin:0 auto;
  background:rgba(255,251,247,0.92);
  border:1px solid #EADCCB;border-radius:24px;
  box-shadow:0 10px 30px rgba(40,25,10,0.06);
  padding:8px 12px;display:flex;align-items:center;gap:16px;
  backdrop-filter:blur(12px);
}
.nav-brand{
  display:flex;align-items:center;gap:10px;padding:4px 10px;
  flex-shrink:0;
}
.brand-icon{
  width:40px;height:40px;border-radius:12px;
  background:linear-gradient(135deg,var(--primary),#F3B263);
  display:flex;align-items:center;justify-content:center;color:#fff;font-size:20px;
  box-shadow:0 4px 12px rgba(232,130,63,0.3);
}
.brand-text{font-size:18px;font-weight:800;color:var(--text);letter-spacing:-0.3px;}
.nav-links{
  display:flex;align-items:center;gap:6px;flex:1;justify-content:center;
}
.nav-link-x{
  display:flex;align-items:center;gap:8px;padding:10px 18px;
  border-radius:16px;font-size:14px;font-weight:500;color:var(--text);
  transition:all 0.25s ease;white-space:nowrap;
}
.nav-link-x i{font-size:16px;color:var(--text-muted);transition:color 0.25s;}
.nav-link-x:hover{background:#FFF0E2;color:var(--primary-dark);}
.nav-link-x:hover i{color:var(--primary);}
.nav-link-x.active{background:#FFE2CC;color:var(--primary-dark);font-weight:600;}
.nav-link-x.active i{color:var(--primary);}
.nav-cta{
  flex-shrink:0;display:flex;align-items:center;gap:10px;
}
.nav-cta .btn-x{padding:10px 24px;font-size:14px;border-radius:14px;}

/* ===== Hero ===== */
.hero-section{
  position:relative;padding:60px 0 80px;overflow:hidden;
}
.hero-section::before{
  content:'';position:absolute;top:-120px;right:-80px;width:480px;height:480px;
  background:radial-gradient(circle,rgba(232,130,63,0.12),transparent 70%);
  border-radius:50%;pointer-events:none;
}
.hero-section::after{
  content:'';position:absolute;bottom:-100px;left:-60px;width:360px;height:360px;
  background:radial-gradient(circle,rgba(243,178,99,0.10),transparent 70%);
  border-radius:50%;pointer-events:none;
}
.hero-inner{position:relative;z-index:1;display:flex;align-items:center;gap:48px;}
.hero-content{flex:0 0 40%;max-width:40%;}
.hero-badge-row{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:20px;}
.hero-title{
  font-size:clamp(36px,5.5vw,60px);
  font-weight:800;line-height:1.15;letter-spacing:-0.5px;
  color:var(--text);margin-bottom:20px;
}
.hero-title em{
  font-style:normal;color:var(--primary);
}
.hero-subtitle{
  font-size:16px;color:var(--text-secondary);line-height:1.8;margin-bottom:32px;
}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:24px;}
.hero-note{
  display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-muted);
  flex-wrap:wrap;
}
.hero-note i{color:var(--success);}
.hero-note span{display:inline-flex;align-items:center;gap:4px;padding:2px 10px;background:#F4EDE5;border-radius:8px;font-size:12px;}
.hero-visual{flex:1;position:relative;display:flex;justify-content:center;align-items:center;}
.hero-imgbox{
  position:relative;width:100%;max-width:560px;
  background:linear-gradient(135deg,#FCE8D5,#FFF1E3);
  border-radius:80px;padding:48px 40px;box-shadow:0 20px 60px rgba(232,130,63,0.12);
  transform:rotate(0.5deg);transition:transform 0.5s ease;
}
.hero-imgbox:hover{transform:rotate(0deg) scale(1.01);}
.hero-imgbox img{border-radius:24px;box-shadow:0 8px 30px rgba(40,25,10,0.10);}
.hero-rating{
  position:absolute;bottom:-20px;left:50%;transform:translateX(-50%);
  background:#fff;border:1px solid var(--border);border-radius:16px;
  padding:10px 24px;display:flex;align-items:center;gap:12px;
  box-shadow:0 8px 24px rgba(40,25,10,0.08);white-space:nowrap;
}
.hero-rating .stars{color:var(--accent);font-size:14px;letter-spacing:2px;}
.hero-rating .val{font-size:15px;font-weight:700;color:var(--text);}
.hero-rating .count{font-size:12px;color:var(--text-secondary);}

/* ===== Section 通用 ===== */
.section-alt{background:#FFF8F1;}
.section-tight{padding:64px 0;}

/* ===== 功能轮播 ===== */
.feature-carousel-wrap{
  background:#fff;border:1px solid var(--border);border-radius:24px;
  padding:40px;box-shadow:var(--shadow-sm);position:relative;
}
.feature-card{
  background:#FFF8F1;border:1px solid #F0E6D8;border-radius:20px;
  overflow:hidden;transition:all 0.25s ease;height:100%;
}
.feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);}
.feature-media{position:relative;overflow:hidden;border-radius:20px 20px 0 0;}
.feature-media img{
  width:100%;height:180px;object-fit:cover;border-radius:0;
  transition:transform 0.5s ease;
}
.feature-card:hover .feature-media img{transform:scale(1.04);}
.feature-media::after{
  content:'';position:absolute;inset:0;background:linear-gradient(to top,rgba(34,29,23,0.06),transparent 40%);
}
.feature-caption{
  padding:20px 20px 22px;text-align:center;
}
.feature-caption h3{font-size:16px;font-weight:700;color:var(--text);margin-bottom:6px;}
.feature-caption p{font-size:13px;color:var(--text-secondary);line-height:1.6;}
.feature-num{
  position:absolute;top:14px;right:16px;z-index:2;
  font-family:var(--font-en);font-size:20px;font-weight:800;color:#fff;
  background:rgba(34,29,23,0.35);backdrop-filter:blur(4px);
  padding:2px 12px;border-radius:10px;letter-spacing:1px;
}
.carousel-x .carousel-control-prev,.carousel-x .carousel-control-next{
  width:48px;height:48px;border-radius:50%;background:#fff;border:1px solid #F2E0CE;
  box-shadow:0 4px 16px rgba(40,25,10,0.08);top:50%;transform:translateY(-50%);
  opacity:1;transition:all 0.25s ease;
}
.carousel-x .carousel-control-prev{left:-20px;}
.carousel-x .carousel-control-next{right:-20px;}
.carousel-x .carousel-control-prev:hover,.carousel-x .carousel-control-next:hover{
  background:var(--primary);border-color:var(--primary);
}
.carousel-x .carousel-control-prev-icon,.carousel-x .carousel-control-next-icon{
  background-image:none;width:auto;height:auto;font-size:18px;
  color:var(--text);
}
.carousel-x .carousel-control-prev:hover .carousel-control-prev-icon,
.carousel-x .carousel-control-next:hover .carousel-control-next-icon{color:#fff;}
.carousel-x .carousel-indicators{bottom:-40px;}
.carousel-x .carousel-indicators [data-bs-target]{
  width:28px;height:6px;border-radius:3px;background:var(--border);border:0;opacity:0.6;
  transition:all 0.25s ease;
}
.carousel-x .carousel-indicators .active{background:var(--primary);opacity:1;width:40px;}

/* ===== 系统要求 ===== */
.sys-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:32px;}
.sys-card{
  background:#fff;border:1px solid var(--border);border-radius:20px;
  padding:36px;box-shadow:var(--shadow-sm);transition:all 0.25s ease;
}
.sys-card:hover{box-shadow:var(--shadow-md);}
.sys-head{
  display:flex;align-items:center;gap:16px;margin-bottom:28px;
  padding-bottom:20px;border-bottom:1px solid var(--border);
}
.sys-icon{
  width:56px;height:56px;border-radius:16px;display:flex;
  align-items:center;justify-content:center;font-size:24px;
  background:linear-gradient(135deg,var(--primary),#F3B263);color:#fff;
  box-shadow:0 4px 16px rgba(232,130,63,0.25);
}
.sys-head h3{font-size:20px;font-weight:700;color:var(--text);}
.sys-head p{font-size:13px;color:var(--text-secondary);}
.sys-list{list-style:none;display:flex;flex-direction:column;gap:16px;}
.sys-item{display:flex;align-items:center;gap:12px;font-size:14px;}
.sys-item .sys-label{color:var(--text-secondary);flex-shrink:0;min-width:80px;display:flex;align-items:center;gap:8px;}
.sys-item .sys-label i{color:var(--primary);width:16px;font-size:14px;}
.sys-item .sys-value{font-weight:600;color:var(--text);}
.sys-note{
  margin-top:24px;padding:14px 18px;background:#FFF8F1;border-radius:12px;
  font-size:13px;color:var(--text-secondary);border:1px solid #F0E6D8;
  display:flex;align-items:center;gap:10px;
}
.sys-note i{color:var(--primary);font-size:16px;}

/* ===== 用户评价 ===== */
.review-grid{
  display:grid;grid-template-columns:repeat(3,1fr);
  gap:24px;align-items:start;
}
.review-grid .review-card:nth-child(2){margin-top:24px;}
.review-card{
  background:#fff;border:1px solid var(--border);border-radius:20px;
  padding:28px;box-shadow:var(--shadow-sm);transition:all 0.25s ease;
  position:relative;
}
.review-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px);}
.review-stars{color:var(--accent);font-size:15px;letter-spacing:2px;margin-bottom:14px;}
.review-text{font-size:14px;line-height:1.75;color:var(--text-secondary);margin-bottom:20px;}
.review-user{display:flex;align-items:center;gap:12px;}
.review-avatar{
  width:44px;height:44px;border-radius:50%;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;font-size:18px;font-weight:700;color:#fff;
}
.avatar-1{background:linear-gradient(135deg,#E8823F,#F3B263);}
.avatar-2{background:linear-gradient(135deg,#6E6356,#2A241D);}
.avatar-3{background:linear-gradient(135deg,#3F7D54,#5CA07A);}
.review-user .name{font-size:14px;font-weight:600;color:var(--text);}
.review-user .src{font-size:12px;color:var(--text-muted);}

/* ===== 下载区 ===== */
.download-section{
  padding:60px 0 100px;position:relative;
}
.download-panel{
  position:relative;background:var(--bg);
  border:1px solid var(--border);border-radius:28px;
  padding:64px 48px;text-align:center;
  overflow:hidden;box-shadow:var(--shadow-sm);
}
.download-panel::before{
  content:'';position:absolute;top:-80px;right:20px;width:320px;height:320px;
  background:radial-gradient(circle,rgba(232,130,63,0.10),transparent 70%);
  border-radius:50%;
}
.download-panel::after{
  content:'';position:absolute;bottom:-60px;left:-40px;width:260px;height:260px;
  background:radial-gradient(circle,rgba(243,178,99,0.10),transparent 70%);
  border-radius:50%;
}
.download-panel .inner{position:relative;z-index:1;}
.download-title{font-size:clamp(26px,3.6vw,36px);font-weight:700;color:var(--text);margin-bottom:10px;}
.download-sub{font-size:15px;color:var(--text-secondary);margin-bottom:36px;}
.dl-btns{display:flex;justify-content:center;gap:20px;flex-wrap:wrap;margin-bottom:28px;}
.dl-meta{
  display:flex;justify-content:center;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--text-muted);
}
.dl-meta span{display:inline-flex;align-items:center;gap:6px;}
.dl-meta i{color:var(--success);}
.dl-security{
  display:inline-flex;align-items:center;gap:8px;margin-top:18px;
  padding:6px 18px;border-radius:999px;background:rgba(63,125,84,0.08);
  border:1px solid rgba(63,125,84,0.18);color:var(--success);font-size:13px;font-weight:500;
}

/* ===== 资讯列表 ===== */
.info-section{background:#FFF8F1;}
.info-list{
  display:flex;flex-direction:column;gap:20px;max-width:900px;margin:0 auto;
}
.info-card{
  display:flex;align-items:stretch;gap:24px;
  background:#fff;border:1px solid var(--border);border-radius:20px;
  padding:20px;box-shadow:var(--shadow-sm);transition:all 0.25s ease;
}
.info-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px);border-color:#F2D6B8;}
.info-thumb{
  flex:0 0 112px;height:76px;border-radius:12px;overflow:hidden;
  background:linear-gradient(135deg,#F1E8DD,#FBF6F0);
  display:flex;align-items:center;justify-content:center;
}
.info-thumb img{width:100%;height:100%;object-fit:cover;border-radius:0;}
.info-thumb .no-img{font-size:28px;color:var(--text-muted);}
.info-body{
  flex:1;display:flex;flex-direction:column;justify-content:center;gap:4px;min-width:0;
}
.info-title{
  font-size:16px;font-weight:700;color:var(--text);line-height:1.4;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.info-title:hover{color:var(--primary);}
.info-summary{
  font-size:13px;color:var(--text-secondary);line-height:1.6;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.info-meta{
  display:flex;align-items:center;gap:12px;flex-wrap:wrap;
  font-size:12px;color:var(--text-muted);margin-top:4px;
}
.info-meta .badge-x{font-size:11px;padding:2px 10px;}
.info-meta time{display:inline-flex;align-items:center;gap:4px;}
.info-read{
  margin-left:auto;font-size:13px;font-weight:600;color:var(--primary);white-space:nowrap;
  display:inline-flex;align-items:center;gap:4px;
}
.info-read:hover{color:var(--primary-dark);}
.empty-tip{
  text-align:center;padding:48px 24px;color:var(--text-muted);font-size:15px;
  background:#fff;border:1px dashed var(--border);border-radius:20px;
}
.empty-tip i{font-size:36px;display:block;margin-bottom:12px;color:var(--text-muted);}

/* ===== FAQ ===== */
.faq-section{}
.faq-list{max-width:840px;margin:0 auto;display:flex;flex-direction:column;gap:14px;}
.faq-item{
  background:#fff;border:1px solid var(--border);border-radius:16px;
  transition:all 0.25s ease;overflow:hidden;
}
.faq-item:hover{border-color:#F2D6B8;}
.faq-item.open{border-color:var(--primary);box-shadow:0 8px 24px rgba(232,130,63,0.10);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;
  padding:20px 24px;background:none;border:none;cursor:pointer;
  font-size:16px;font-weight:600;color:var(--text);text-align:left;
  gap:16px;
}
.faq-q .faq-icon{
  width:28px;height:28px;border-radius:50%;background:#FFF0E2;color:var(--primary);
  display:flex;align-items:center;justify-content:center;font-size:14px;
  flex-shrink:0;transition:all 0.25s ease;
}
.faq-item.open .faq-icon{transform:rotate(45deg);background:var(--primary);color:#fff;}
.faq-a{
  padding:0 24px 20px;font-size:15px;color:var(--text-secondary);line-height:1.8;
  display:none;
}
.faq-item.open .faq-a{display:block;}

/* ===== 页脚 ===== */
.footer-section{
  background:var(--dark);color:#C9BBAA;padding:64px 0 0;
  margin-top:40px;
}
.footer-top{
  max-width:var(--container-w);margin:0 auto;padding:0 32px 48px;
  display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;
}
.footer-brand .brand-text{color:#fff;}
.footer-brand .brand-icon{background:linear-gradient(135deg,var(--primary),#F3B263);}
.footer-desc{
  font-size:14px;line-height:1.7;color:#8F8375;margin-top:16px;max-width:260px;
}
.footer-links h4{
  font-size:16px;font-weight:700;color:#fff;margin-bottom:20px;letter-spacing:0.3px;
}
.footer-links ul{list-style:none;display:flex;flex-direction:column;gap:10px;}
.footer-links a{font-size:14px;color:#C9BBAA;transition:color 0.25s;display:inline-flex;align-items:center;gap:6px;}
.footer-links a:hover{color:var(--primary);}
.footer-links a i{font-size:12px;opacity:0.6;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,0.10);
  padding:20px 32px;text-align:center;font-size:13px;color:#8F8375;
}
.footer-bottom a{color:#C9BBAA;}
.footer-bottom a:hover{color:var(--primary);}

/* ===== 动效 ===== */
@keyframes fadeUp{
  from{opacity:0;transform:translateY(8px);}
  to{opacity:1;transform:translateY(0);}
}
.animated-fadeup{
  animation:fadeUp 0.5s ease both;
}
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{
    animation-duration:0.01ms !important;
    animation-iteration-count:1 !important;
    transition-duration:0.01ms !important;
    scroll-behavior:auto !important;
  }
}

/* ===== Bootstrap 覆盖 ===== */
.btn-primary{background:var(--primary);border-color:var(--primary);}
.btn-primary:hover,.btn-primary:focus{background:var(--primary-dark);border-color:var(--primary-dark);}
.text-primary{color:var(--primary)!important;}
.nav-link{color:var(--text);}
.nav-link:hover{color:var(--primary);}
.form-control:focus{
  border-color:var(--primary);box-shadow:0 0 0 4px rgba(232,130,63,0.15);
}
.accordion-button:not(.collapsed){
  background:#FFF0E2;color:var(--primary-dark);
}
.accordion-button:focus{box-shadow:0 0 0 4px rgba(232,130,63,0.15);}

/* ===== 响应式 ===== */
@media (max-width:991px){
  .section{padding:64px 0;}
  .hero-inner{flex-direction:column;gap:56px;}
  .hero-content{flex:0 0 100%;max-width:100%;text-align:center;}
  .hero-actions,.hero-note{justify-content:center;}
  .hero-visual{width:100%;}
  .hero-imgbox{max-width:480px;}
  .sys-grid{grid-template-columns:1fr;}
  .review-grid{grid-template-columns:repeat(2,1fr);}
  .review-grid .review-card:nth-child(2){margin-top:0;}
  .review-grid .review-card:nth-child(3){grid-column:1/-1;}
  .footer-top{grid-template-columns:1fr 1fr;gap:32px;}
  .footer-brand{grid-column:1/-1;}
  .dl-btns{flex-direction:column;align-items:center;}
  .btn-x-download{width:100%;max-width:320px;}
}
@media (max-width:767px){
  .section{padding:48px 0;}
  .x-container{padding-left:20px;padding-right:20px;}
  .site-header{top:10px;padding:0 12px;}
  .navbar-x{gap:8px;overflow-x:auto;scrollbar-width:none;align-items:center;}
  .navbar-x::-webkit-scrollbar{display:none;}
  .nav-links{flex:none;gap:4px;justify-content:flex-start;}
  .nav-link-x{padding:8px 12px;font-size:13px;border-radius:12px;}
  .nav-link-x span.txt{display:none;}
  .nav-link-x i{font-size:18px;margin:0;}
  .nav-cta .btn-x{padding:8px 16px;font-size:13px;}
  .brand-text{font-size:16px;}
  .brand-icon{width:34px;height:34px;font-size:16px;border-radius:10px;}
  .hero-section{padding:36px 0 60px;}
  .hero-title{font-size:clamp(30px,7vw,42px);}
  .hero-subtitle{font-size:15px;}
  .hero-actions .btn-x{width:100%;max-width:280px;}
  .hero-note{flex-direction:column;align-items:center;gap:8px;}
  .hero-imgbox{border-radius:48px;padding:28px 20px;}
  .hero-rating{bottom:-18px;padding:8px 16px;font-size:12px;}
  .feature-carousel-wrap{padding:24px 20px;}
  .carousel-x .carousel-control-prev{left:4px;}
  .carousel-x .carousel-control-next{right:4px;}
  .feature-media img{height:150px;}
  .review-grid{grid-template-columns:1fr;}
  .review-grid .review-card:nth-child(3){grid-column:auto;}
  .review-grid .review-card:nth-child(2){margin-top:0;}
  .download-panel{padding:48px 24px;border-radius:20px;}
  .footer-top{padding:0 20px 40px;grid-template-columns:1fr;}
  .footer-bottom{padding:16px 20px;font-size:12px;}
  .dl-meta{flex-direction:column;align-items:center;gap:8px;}
  .faq-q{padding:16px 18px;font-size:15px;}
  .faq-a{padding:0 18px 16px;font-size:14px;}
  .info-card{flex-direction:column;gap:12px;padding:16px;}
  .info-thumb{flex:0 0 auto;width:100%;height:120px;}
  .info-title{white-space:normal;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;}
}
@media (max-width:520px){
  .navbar-x{padding:8px 10px;}
  .nav-cta .btn-x span{display:none;}
  .nav-cta .btn-x i{margin:0;font-size:16px;}
  .hero-rating{display:none;}
  .sys-card{padding:24px;}
  .sys-item{flex-direction:column;align-items:flex-start;gap:4px;}
  .sys-item .sys-label{min-width:auto;}
}

/* roulang page: category1 */
:root {
            --primary: #E8823F;
            --primary-dark: #C96A2B;
            --primary-light: #FFF0E2;
            --accent: #F3B263;
            --bg: #FBF6F0;
            --card: #FFFFFF;
            --ink: #2A241D;
            --ink-2: #6E6356;
            --ink-3: #B4A99C;
            --line: #EBE0D3;
            --dark: #221D17;
            --green: #3F7D54;
            --r-lg: 20px;
            --r-md: 12px;
            --shadow-sm: 0 4px 20px rgba(40, 25, 10, 0.05);
            --shadow-lg: 0 12px 40px rgba(40, 25, 10, 0.10);
            --container-w: 1200px;
            --font-main: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Source Han Sans SC", sans-serif;
            --font-num: Inter, system-ui, sans-serif;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-main);
            background: var(--bg);
            color: var(--ink);
            line-height: 1.8;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }

        img {
            max-width: 100%;
            display: block;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color 0.25s ease;
        }

        a:hover {
            color: var(--primary);
        }

        ul {
            list-style: none;
        }

        .container-x {
            max-width: var(--container-w);
            margin: 0 auto;
            padding: 0 32px;
        }

        @media (max-width: 768px) {
            .container-x {
                padding: 0 20px;
            }
        }

        @media (max-width: 576px) {
            .container-x {
                padding: 0 16px;
            }
        }

        .section-space {
            padding: 80px 0;
        }

        @media (max-width: 768px) {
            .section-space {
                padding: 56px 0;
            }
        }

        @media (max-width: 576px) {
            .section-space {
                padding: 44px 0;
            }
        }

        .section-head {
            text-align: center;
            margin-bottom: 48px;
        }

        .section-head h2 {
            font-size: clamp(26px, 3.6vw, 40px);
            font-weight: 700;
            line-height: 1.25;
            color: var(--ink);
            margin-bottom: 8px;
            letter-spacing: -0.02em;
        }

        .section-head p {
            font-size: 14px;
            color: var(--ink-2);
            line-height: 1.6;
            max-width: 560px;
            margin: 0 auto;
        }

        /* === Header / Nav === */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            padding: 16px 0 8px;
            background: transparent;
        }

        .navbar-x {
            max-width: min(1200px, 94vw);
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            background: rgba(255, 251, 247, 0.9);
            border: 1px solid #EADCCB;
            border-radius: 24px;
            padding: 8px 16px;
            box-shadow: 0 10px 30px rgba(40, 25, 10, 0.06);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            transition: box-shadow 0.25s ease, transform 0.25s ease;
        }

        .navbar-x:hover {
            box-shadow: 0 14px 36px rgba(40, 25, 10, 0.10);
            transform: translateY(-2px);
        }

        .nav-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 6px 10px;
            border-radius: 12px;
            transition: background 0.25s ease;
        }

        .nav-brand:hover {
            background: #FFF7EF;
        }

        .brand-icon {
            width: 38px;
            height: 38px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            border-radius: 12px;
            font-size: 16px;
            box-shadow: 0 4px 12px rgba(232, 130, 63, 0.3);
        }

        .brand-text {
            font-size: 18px;
            font-weight: 700;
            color: var(--ink);
            letter-spacing: -0.02em;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .nav-link-x {
            display: flex;
            align-items: center;
            gap: 6px;
            height: 48px;
            padding: 0 14px;
            border-radius: 12px;
            font-size: 14px;
            font-weight: 500;
            color: var(--ink-2);
            transition: background 0.25s ease, color 0.25s ease, transform 0.25s ease;
            white-space: nowrap;
        }

        .nav-link-x i {
            font-size: 15px;
            opacity: 0.85;
        }

        .nav-link-x:hover {
            background: var(--primary-light);
            color: var(--primary-dark);
            transform: translateY(-1px);
        }

        .nav-link-x.active {
            background: #FFE2CC;
            color: var(--primary-dark);
            font-weight: 600;
        }

        .nav-cta {
            display: flex;
            align-items: center;
        }

        .btn-x {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 15px;
            font-weight: 600;
            border-radius: 12px;
            padding: 12px 24px;
            border: none;
            cursor: pointer;
            transition: all 0.25s ease;
            font-family: var(--font-main);
            text-decoration: none;
        }

        .btn-x-primary {
            background: linear-gradient(135deg, var(--primary), #D86F2B);
            color: #fff;
            box-shadow: 0 8px 24px rgba(232, 130, 63, 0.28);
        }

        .btn-x-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 30px rgba(232, 130, 63, 0.36);
            color: #fff;
        }

        .btn-x-primary:active {
            transform: translateY(1px);
            box-shadow: 0 4px 12px rgba(232, 130, 63, 0.22);
        }

        .btn-x-outline {
            background: var(--card);
            border: 1px solid #E3D6C6;
            color: var(--ink);
        }

        .btn-x-outline:hover {
            border-color: var(--primary);
            color: var(--primary-dark);
            background: #FFFCF8;
            transform: translateY(-2px);
            box-shadow: 0 6px 18px rgba(40, 25, 10, 0.06);
        }

        .btn-x-lg {
            padding: 16px 36px;
            font-size: 17px;
            border-radius: 14px;
        }

        .btn-x-download {
            height: 56px;
            min-width: 220px;
            padding: 8px 30px;
            display: inline-flex;
            flex-direction: row;
            align-items: center;
            gap: 12px;
        }

        .btn-x-download .fw-b {
            font-weight: 700;
            font-size: 16px;
            line-height: 1.2;
        }

        .btn-x-download .fw-s {
            font-size: 12px;
            opacity: 0.8;
            font-weight: 400;
            line-height: 1.2;
        }

        /* === Hero === */
        .category-hero {
            position: relative;
            padding: 88px 0 64px;
            overflow: hidden;
            background:
                radial-gradient(ellipse at 20% 20%, rgba(232, 130, 63, 0.08) 0%, transparent 50%),
                radial-gradient(ellipse at 80% 80%, rgba(243, 178, 99, 0.10) 0%, transparent 50%),
                var(--bg);
        }

        .category-hero .hero-inner {
            display: grid;
            grid-template-columns: 1fr 0.9fr;
            gap: 56px;
            align-items: center;
        }

        .category-hero .hero-copy {
            display: flex;
            flex-direction: column;
            align-items: flex-start;
            gap: 20px;
        }

        .category-hero .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: #fff;
            border: 1px solid var(--line);
            border-radius: 24px;
            padding: 6px 14px;
            font-size: 13px;
            color: var(--primary-dark);
            font-weight: 600;
            box-shadow: var(--shadow-sm);
        }

        .category-hero h1 {
            font-size: clamp(36px, 5.5vw, 58px);
            font-weight: 800;
            line-height: 1.15;
            letter-spacing: -0.02em;
            color: var(--ink);
            margin: 0;
        }

        .category-hero h1 em {
            font-style: normal;
            color: var(--primary);
        }

        .category-hero .hero-sub {
            font-size: 16px;
            color: var(--ink-2);
            line-height: 1.8;
            max-width: 480px;
            margin: 0;
        }

        .category-hero .hero-stats {
            display: flex;
            gap: 24px;
            margin-top: 8px;
        }

        .category-hero .hero-stats .stat-item {
            text-align: left;
        }

        .category-hero .hero-stats .stat-num {
            font-family: var(--font-num);
            font-size: 24px;
            font-weight: 700;
            color: var(--ink);
            line-height: 1.2;
            display: block;
        }

        .category-hero .hero-stats .stat-label {
            font-size: 12px;
            color: var(--ink-2);
            margin-top: 2px;
        }

        .category-hero .hero-image {
            position: relative;
            border-radius: 28px;
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            transform: rotate(0.5deg);
            transition: transform 0.4s ease, box-shadow 0.4s ease;
        }

        .category-hero .hero-image:hover {
            transform: rotate(0deg);
            box-shadow: 0 18px 50px rgba(40, 25, 10, 0.14);
        }

        .category-hero .hero-image img {
            width: 100%;
            height: 380px;
            object-fit: cover;
            border-radius: 28px;
        }

        .category-hero .hero-image .img-badge {
            position: absolute;
            bottom: 16px;
            left: 16px;
            background: rgba(34, 29, 23, 0.82);
            color: #fff;
            padding: 8px 16px;
            border-radius: 20px;
            font-size: 13px;
            backdrop-filter: blur(8px);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            border: 1px solid rgba(255, 255, 255, 0.12);
        }

        /* === Category sub-nav pills === */
        .category-pills {
            display: flex;
            justify-content: center;
            gap: 12px;
            flex-wrap: wrap;
            padding: 0 16px 40px;
        }

        .cat-pill-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 22px;
            border-radius: 30px;
            background: #fff;
            border: 1px solid var(--line);
            font-size: 14px;
            font-weight: 500;
            color: var(--ink-2);
            transition: all 0.25s ease;
            box-shadow: var(--shadow-sm);
        }

        .cat-pill-link i {
            color: var(--primary);
            font-size: 14px;
        }

        .cat-pill-link:hover {
            border-color: var(--primary);
            color: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(232, 130, 63, 0.12);
        }

        .cat-pill-link.active {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            border-color: transparent;
            box-shadow: 0 8px 24px rgba(232, 130, 63, 0.28);
        }

        .cat-pill-link.active i {
            color: #fff;
        }

        /* === Compatibility Matrix === */
        .matrix-section {
            background: #fff;
            border-top: 1px solid var(--line);
            border-bottom: 1px solid var(--line);
        }

        .matrix-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            padding: 20px 0;
        }

        .matrix-card {
            background: var(--bg);
            border: 1px solid var(--line);
            border-radius: var(--r-lg);
            padding: 28px 24px;
            text-align: center;
            transition: all 0.25s ease;
            position: relative;
            overflow: hidden;
        }

        .matrix-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            opacity: 0;
            transition: opacity 0.25s ease;
        }

        .matrix-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: #E4D0BE;
        }

        .matrix-card:hover::before {
            opacity: 1;
        }

        .matrix-card .icon-wrap {
            width: 56px;
            height: 56px;
            border-radius: 16px;
            margin: 0 auto 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            background: var(--primary-light);
            color: var(--primary);
        }

        .matrix-card h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--ink);
            margin-bottom: 8px;
        }

        .matrix-card .compat-badge {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 12px;
            font-size: 12px;
            font-weight: 600;
            background: #E8F7EE;
            color: var(--green);
        }

        .matrix-card .device-note {
            font-size: 13px;
            color: var(--ink-2);
            line-height: 1.5;
            margin-top: 10px;
        }

        /* === OS Requirements === */
        .require-section {
            background: var(--bg);
        }

        .require-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
        }

        .require-card {
            background: #fff;
            border: 1px solid var(--line);
            border-radius: var(--r-lg);
            padding: 36px 32px;
            box-shadow: var(--shadow-sm);
            transition: box-shadow 0.25s ease, transform 0.25s ease;
        }

        .require-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }

        .require-card .os-header {
            display: flex;
            align-items: center;
            gap: 14px;
            margin-bottom: 24px;
            padding-bottom: 16px;
            border-bottom: 1px solid var(--line);
        }

        .require-card .os-header .os-icon {
            width: 48px;
            height: 48px;
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: #fff;
        }

        .require-card .os-header .os-icon.ios-bg {
            background: linear-gradient(135deg, #333333, #111111);
        }

        .require-card .os-header .os-icon.android-bg {
            background: linear-gradient(135deg, #3DDC84, #1a9c52);
        }

        .require-card .os-header h3 {
            font-size: 18px;
            font-weight: 700;
            margin: 0;
        }

        .require-card .os-header .ver-label {
            font-size: 13px;
            color: var(--ink-2);
        }

        .require-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .require-list-item {
            display: flex;
            align-items: center;
            gap: 14px;
            font-size: 15px;
        }

        .require-list-item i {
            width: 22px;
            height: 22px;
            border-radius: 50%;
            background: var(--primary-light);
            color: var(--primary-dark);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 10px;
            flex-shrink: 0;
        }

        .require-list-item .label {
            color: var(--ink-2);
            font-size: 14px;
            width: 72px;
            flex-shrink: 0;
        }

        .require-list-item .value {
            font-weight: 500;
            color: var(--ink);
        }

        .require-list-item .pill-tag {
            background: #FFF4E8;
            color: var(--primary-dark);
            font-size: 12px;
            font-weight: 600;
            padding: 2px 10px;
            border-radius: 12px;
            margin-left: auto;
        }

        /* === Compatibility Check Process === */
        .process-section {
            background: #fff;
            border-top: 1px solid var(--line);
            border-bottom: 1px solid var(--line);
        }

        .process-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            counter-reset: step;
        }

        .process-step {
            position: relative;
            background: var(--bg);
            border: 1px solid var(--line);
            border-radius: var(--r-lg);
            padding: 32px 24px 24px;
            transition: all 0.25s ease;
        }

        .process-step::before {
            counter-increment: step;
            content: counter(step);
            position: absolute;
            top: 16px;
            right: 20px;
            font-family: var(--font-num);
            font-size: 40px;
            font-weight: 800;
            color: transparent;
            -webkit-text-stroke: 1px #E4D5C6;
            line-height: 1;
        }

        .process-step:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }

        .process-step .step-icon {
            width: 48px;
            height: 48px;
            border-radius: 14px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            margin-bottom: 16px;
            box-shadow: 0 6px 16px rgba(232, 130, 63, 0.25);
        }

        .process-step h3 {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--ink);
        }

        .process-step p {
            font-size: 13px;
            color: var(--ink-2);
            line-height: 1.6;
            margin: 0;
        }

        /* === CTA Band === */
        .cta-band {
            background:
                url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            position: relative;
            padding: 80px 0;
        }

        .cta-band::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(34, 29, 23, 0.72);
        }

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

        .cta-card {
            background: rgba(34, 29, 23, 0.72);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: 28px;
            padding: 48px 56px;
            display: flex;
            flex-direction: column;
            align-items: center;
            text-align: center;
            backdrop-filter: blur(8px);
        }

        .cta-card h2 {
            color: #fff;
            font-size: clamp(22px, 3vw, 32px);
            font-weight: 700;
            margin-bottom: 12px;
        }

        .cta-card p {
            color: rgba(255, 255, 255, 0.8);
            font-size: 15px;
            max-width: 560px;
            margin-bottom: 28px;
        }

        .cta-btns {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            justify-content: center;
            margin-bottom: 16px;
        }

        .cta-btns .btn-x-white {
            background: #fff;
            color: var(--ink);
            border: none;
        }

        .cta-btns .btn-x-white:hover {
            background: #F4EDE5;
            color: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 10px 24px rgba(0, 0, 0, 0.18);
        }

        .cta-note {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.55);
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .cta-note i {
            color: var(--accent);
            font-size: 14px;
        }

        /* === FAQ === */
        .faq-section {
            background: var(--bg);
        }

        .faq-list {
            max-width: 860px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .faq-item {
            background: #fff;
            border: 1px solid var(--line);
            border-radius: 16px;
            overflow: hidden;
            transition: border-color 0.25s ease, box-shadow 0.25s ease;
        }

        .faq-item:hover {
            border-color: #E4D0BE;
        }

        .faq-item.active {
            border-color: var(--primary);
            box-shadow: 0 8px 24px rgba(232, 130, 63, 0.10);
        }

        .faq-question {
            padding: 18px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--ink);
            transition: color 0.25s ease;
        }

        .faq-question .faq-toggle {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            border: 1px solid var(--line);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 13px;
            color: var(--primary);
            flex-shrink: 0;
            transition: all 0.25s ease;
            background: var(--bg);
        }

        .faq-item.active .faq-toggle {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            transform: rotate(45deg);
        }

        .faq-answer {
            padding: 0 24px;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            font-size: 15px;
            color: var(--ink-2);
            line-height: 1.8;
        }

        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 24px 20px;
        }

        /* === Footer === */
        .footer-section {
            background: var(--dark);
            color: #C9BBAA;
            padding: 64px 48px 28px;
        }

        .footer-top {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 48px;
            max-width: var(--container-w);
            margin: 0 auto;
        }

        .footer-brand .nav-brand {
            color: #fff;
            padding-left: 0;
            margin-bottom: 16px;
        }

        .footer-brand .nav-brand .brand-text {
            color: #fff;
        }

        .footer-desc {
            font-size: 14px;
            line-height: 1.7;
            color: #A49684;
            max-width: 320px;
            margin: 0;
        }

        .footer-links h4 {
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 16px;
            padding-bottom: 10px;
            position: relative;
        }

        .footer-links h4::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 24px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
        }

        .footer-links ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-links ul li a {
            color: #C9BBAA;
            font-size: 14px;
            transition: all 0.25s ease;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .footer-links ul li a i {
            font-size: 12px;
            color: var(--primary);
        }

        .footer-links ul li a:hover {
            color: var(--primary);
            padding-left: 4px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 24px;
            margin-top: 48px;
            text-align: center;
            font-size: 13px;
            color: #7E7363;
        }

        /* === Animations === */
        .fade-up {
            opacity: 0;
            transform: translateY(12px);
            transition: opacity 0.6s ease, transform 0.6s ease;
            will-change: opacity, transform;
        }

        .fade-up.visible {
            opacity: 1;
            transform: translateY(0);
        }

        @media (prefers-reduced-motion: reduce) {
            * {
                animation: none !important;
                transition: none !important;
            }

            html {
                scroll-behavior: auto;
            }

            .fade-up {
                opacity: 1;
                transform: none;
            }
        }

        /* === Responsive === */
        @media (max-width: 991px) {
            .navbar-x {
                padding: 6px 12px;
                gap: 8px;
            }

            .nav-links {
                gap: 2px;
                overflow-x: auto;
                -webkit-overflow-scrolling: touch;
                scrollbar-width: none;
            }

            .nav-links::-webkit-scrollbar {
                display: none;
            }

            .nav-link-x {
                padding: 0 10px;
                height: 44px;
                font-size: 13px;
            }

            .matrix-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .process-steps {
                grid-template-columns: repeat(2, 1fr);
            }

            .category-hero .hero-inner {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .category-hero .hero-image img {
                height: 280px;
            }

            .footer-top {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 768px) {
            .site-header {
                padding: 12px 0 4px;
            }

            .navbar-x {
                height: 60px;
                width: 96vw;
            }

            .nav-links .txt {
                display: none;
            }

            .nav-links .nav-link-x {
                width: 44px;
                justify-content: center;
                padding: 0;
            }

            .nav-cta .btn-x {
                padding: 8px 16px;
                font-size: 13px;
            }

            .nav-cta .btn-x i {
                display: none;
            }

            .container-x {
                padding: 0 20px;
            }

            .require-grid {
                grid-template-columns: 1fr;
            }

            .cta-card {
                padding: 32px 20px;
            }

            .section-space {
                padding: 48px 0;
            }
        }

        @media (max-width: 576px) {
            .matrix-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }

            .matrix-card {
                padding: 20px 16px;
            }

            .process-steps {
                grid-template-columns: 1fr;
            }

            .category-hero {
                padding: 48px 0 40px;
            }

            .category-hero h1 {
                font-size: 34px;
            }

            .footer-section {
                padding: 40px 20px 20px;
            }

            .footer-top {
                grid-template-columns: 1fr;
            }

            .cta-btns {
                flex-direction: column;
                width: 100%;
            }

            .cta-btns .btn-x {
                width: 100%;
                justify-content: center;
            }

            .btn-x-download {
                width: 100%;
                min-width: auto;
            }
        }

/* roulang page: category2 */
:root {
  --primary: #E8823F;
  --primary-dark: #C96A2B;
  --primary-light: #FCE8D5;
  --gold: #F3B263;
  --bg-cream: #FBF6F0;
  --bg-white: #FFFFFF;
  --ink: #2A241D;
  --ink-2: #6E6356;
  --ink-3: #B4A99C;
  --border: #EBE0D3;
  --safe: #3F7D54;
  --radius-lg: 20px;
  --radius-md: 12px;
  --shadow-sm: 0 4px 20px rgba(40, 25, 10, 0.05);
  --shadow-hover: 0 12px 40px rgba(40, 25, 10, 0.10);
  --transition: 0.25s ease;
}
* { box-sizing: border-box; }
body {
  background: var(--bg-cream);
  color: var(--ink);
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Source Han Sans SC", sans-serif;
  font-size: 16px;
  line-height: 1.8;
  overflow-x: hidden;
}
a { color: var(--primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--primary-dark); }
img { max-width: 100%; height: auto; }
.btn { border-radius: var(--radius-md); transition: all var(--transition); }
.btn-primary {
  background: linear-gradient(135deg, #E8823F, #D86F2B);
  border: none;
  color: #fff;
  font-weight: 600;
  padding: 14px 32px;
  border-radius: var(--radius-md);
  box-shadow: 0 8px 24px rgba(232, 130, 63, 0.28);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 32px rgba(232, 130, 63, 0.35); background: linear-gradient(135deg, #E8823F, #C96A2B); border: none; color: #fff; }
.btn-primary:active { transform: translateY(-1px); box-shadow: 0 4px 12px rgba(232, 130, 63, 0.25); }
.btn-outline-light { border: 1px solid #E3D6C6; color: var(--ink); background: #fff; padding: 14px 32px; border-radius: var(--radius-md); font-weight: 600; }
.btn-outline-light:hover { border-color: var(--primary); color: var(--primary-dark); background: #FFF8F1; transform: translateY(-2px); box-shadow: var(--shadow-sm); }

/* Header Navigation */
.site-header {
  position: sticky;
  top: 16px;
  z-index: 100;
  padding: 0 16px;
}
.navbar-x {
  max-width: min(1200px, 94vw);
  margin: 0 auto;
  background: rgba(255, 251, 247, 0.92);
  backdrop-filter: blur(12px);
  border: 1px solid #EADCCB;
  border-radius: 24px;
  padding: 8px 12px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: 0 10px 30px rgba(40, 25, 10, 0.06);
  -webkit-backdrop-filter: blur(12px);
  transition: box-shadow var(--transition);
}
.navbar-x:hover { box-shadow: 0 14px 36px rgba(40, 25, 10, 0.09); }
.nav-brand { display: flex; align-items: center; gap: 10px; white-space: nowrap; padding: 6px 10px; }
.brand-icon {
  width: 38px; height: 38px;
  background: linear-gradient(135deg, #E8823F, #C96A2B);
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 17px;
  box-shadow: 0 4px 12px rgba(232, 130, 63, 0.3);
}
.brand-text { font-size: 18px; font-weight: 800; color: var(--ink); letter-spacing: -0.3px; }
.nav-links { display: flex; align-items: center; gap: 4px; margin-left: 8px; flex: 1; overflow-x: auto; scrollbar-width: none; }
.nav-links::-webkit-scrollbar { display: none; }
.nav-link-x {
  display: flex; align-items: center; gap: 6px;
  padding: 10px 16px;
  border-radius: 14px;
  color: var(--ink-2);
  font-size: 14px;
  font-weight: 600;
  white-space: nowrap;
  transition: all var(--transition);
  text-decoration: none;
}
.nav-link-x i { font-size: 15px; }
.nav-link-x:hover { background: #FFF0E2; color: var(--primary-dark); transform: translateY(-1px); }
.nav-link-x.active { background: #FFE2CC; color: var(--primary); }
.nav-cta { display: flex; align-items: center; margin-left: auto; }
.btn-x { display: inline-flex; align-items: center; gap: 8px; padding: 12px 24px; border-radius: 14px; font-weight: 600; font-size: 14px; transition: all var(--transition); text-decoration: none; }
.btn-x-primary { background: linear-gradient(135deg, #E8823F, #D86F2B); color: #fff; box-shadow: 0 8px 24px rgba(232, 130, 63, 0.25); }
.btn-x-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 32px rgba(232, 130, 63, 0.35); color: #fff; }

/* Hero Section */
.page-hero {
  position: relative;
  padding: 80px 0 64px;
  background: var(--bg-cream);
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
  opacity: 0.12;
  pointer-events: none;
}
.page-hero::after {
  content: '';
  position: absolute;
  top: -120px; right: -80px;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(243, 178, 99, 0.2), transparent 70%);
  pointer-events: none;
  border-radius: 50%;
}
.hero-wrap { position: relative; z-index: 2; }
.hero-wrap h1 {
  font-size: clamp(36px, 5.5vw, 60px);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.5px;
  color: var(--ink);
  margin-bottom: 16px;
}
.hero-wrap h1 em { color: var(--primary); font-style: normal; }
.hero-sub {
  font-size: 17px;
  line-height: 1.8;
  color: var(--ink-2);
  max-width: 560px;
  margin-bottom: 24px;
}
.hero-badges { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 20px; }
.badge-x {
  display: inline-flex; align-items: center; gap: 6px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 6px 14px;
  font-size: 13px;
  color: var(--ink-2);
}
.badge-x i { color: var(--safe); }
.hero-visual {
  position: relative;
  text-align: center;
}
.hero-visual-inner {
  background: #FCE8D5;
  border-radius: 80px 80px 80px 24px;
  padding: 40px 32px 32px;
  box-shadow: 0 16px 48px rgba(40, 25, 10, 0.08);
  position: relative;
  transform: rotate(1deg);
  transition: transform 0.5s ease;
  overflow: hidden;
}
.hero-visual-inner:hover { transform: rotate(0deg) translateY(-4px); }
.hero-visual-inner .float-chip {
  position: absolute;
  top: 20px; right: 24px;
  background: #fff;
  border-radius: 14px;
  padding: 10px 12px;
  box-shadow: 0 4px 16px rgba(40, 25, 10, 0.08);
  display: flex; align-items: center; gap: 6px;
  font-size: 13px; font-weight: 600;
  color: var(--ink);
}
.hero-visual-inner .float-chip i { color: var(--primary); }
.hero-score {
  margin-top: 24px;
  padding: 12px 16px;
  background: rgba(255, 255, 255, 0.8);
  border-radius: 16px;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 14px;
  color: var(--ink-2);
}
.hero-score .stars { color: var(--gold); font-size: 14px; }

/* Section Global */
.section-compat { padding: 80px 0; }
.section-title-wrap { text-align: center; margin-bottom: 48px; }
.section-title-wrap h2 {
  font-size: clamp(26px, 3.6vw, 40px);
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 8px;
  line-height: 1.25;
}
.section-title-wrap .section-sub { font-size: 14px; color: var(--ink-2); }
/* System Cards */
.compat-card {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  height: 100%;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.compat-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-3px); }
.compat-card .os-icon {
  width: 56px; height: 56px;
  border-radius: 18px;
  display: flex; align-items: center; justify-content: center;
  font-size: 24px;
  margin-bottom: 20px;
  background: var(--primary-light);
  color: var(--primary);
}
.compat-card h3 { font-size: 22px; font-weight: 700; margin-bottom: 8px; }
.compat-card .os-version { font-size: 14px; color: var(--ink-2); margin-bottom: 20px; }
.compat-list { list-style: none; padding: 0; margin: 0; }
.compat-list li {
  display: flex; align-items: flex-start; gap: 10px;
  padding: 10px 0;
  border-bottom: 1px solid #F5EEE6;
  font-size: 15px;
  line-height: 1.6;
}
.compat-list li:last-child { border-bottom: none; }
.compat-list li i { color: var(--primary); margin-top: 5px; font-size: 14px; }
.compat-list li strong { color: var(--ink); font-weight: 600; }

/* Device Cards */
.device-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
  margin-bottom: 24px;
}
.device-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-3px); }
.device-card img { width: 100%; height: 160px; object-fit: cover; border-bottom: 1px solid #F5EEE6; }
.device-body { padding: 24px; }
.device-body h3 { font-size: 18px; font-weight: 700; margin-bottom: 6px; color: var(--ink); }
.device-body p { font-size: 14px; color: var(--ink-2); margin-bottom: 12px; line-height: 1.65; }
.device-body .tag-group { display: flex; flex-wrap: wrap; gap: 6px; }
.tag-sm {
  display: inline-block;
  background: #FFF3E8;
  color: var(--primary-dark);
  font-size: 12px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 100px;
}

/* Steps */
.steps-wrap { counter-reset: step; }
.step-item {
  position: relative;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  height: 100%;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
  
}
.step-item:hover { box-shadow: var(--shadow-hover); transform: translateY(-2px); }
.step-num {
  width: 44px; height: 44px;
  background: linear-gradient(135deg, #E8823F, #C96A2B);
  border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-weight: 800; font-size: 20px;
  margin-bottom: 16px;
  box-shadow: 0 6px 16px rgba(232, 130, 63, 0.25);
}
.step-item h3 { font-size: 18px; font-weight: 700; margin-bottom: 8px; }
.step-item p { font-size: 14px; color: var(--ink-2); margin-bottom: 0; line-height: 1.7; }

/* Tips */
.tip-block {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  height: 100%;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
}
.tip-block:hover { box-shadow: var(--shadow-hover); }
.tip-icon {
  width: 48px; height: 48px;
  border-radius: 14px;
  background: var(--primary-light);
  color: var(--primary);
  display: flex; align-items: center; justify-content: center;
  font-size: 20px;
  margin-bottom: 16px;
}
.tip-block h3 { font-size: 18px; font-weight: 700; margin-bottom: 10px; }
.tip-block p { font-size: 14px; color: var(--ink-2); line-height: 1.75; margin-bottom: 0; }

/* FAQ */
.faq-wrap { max-width: 800px; margin: 0 auto; }
.faq-item {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 16px;
  margin-bottom: 14px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
}
.faq-item:hover { border-color: #E8D5C0; box-shadow: var(--shadow-hover); }
.faq-q {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 24px;
  cursor: pointer;
  font-weight: 600;
  font-size: 16px;
  color: var(--ink);
}
.faq-q .faq-icon {
  width: 28px; height: 28px;
  border: 1px solid var(--border);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 12px;
  color: var(--primary);
  transition: all var(--transition);
  flex-shrink: 0;
}
.faq-item[aria-expanded="true"] .faq-icon { transform: rotate(45deg); background: var(--primary); color: #fff; border-color: var(--primary); }
.faq-a { padding: 0 24px 18px; font-size: 14px; color: var(--ink-2); line-height: 1.8; }

/* CTA Section */
.cta-section {
  background: #221D17;
  border-radius: 32px;
  padding: 64px 48px;
  position: relative;
  overflow: hidden;
  margin: 40px 0 80px;
}
.cta-section::before {
  content: '';
  position: absolute;
  top: -80px; right: -80px;
  width: 260px; height: 260px;
  background: radial-gradient(circle, rgba(232, 130, 63, 0.3), transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}
.cta-section::after {
  content: '';
  position: absolute;
  bottom: -100px; left: -60px;
  width: 280px; height: 280px;
  background: radial-gradient(circle, rgba(243, 178, 99, 0.2), transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}
.cta-content { position: relative; z-index: 2; text-align: center; }
.cta-content h2 { color: #fff; font-size: clamp(26px, 3.6vw, 40px); font-weight: 800; margin-bottom: 12px; }
.cta-content p { color: #C9BBAA; font-size: 15px; max-width: 600px; margin: 0 auto 32px; }
.cta-btn-group { display: flex; flex-wrap: wrap; gap: 16px; justify-content: center; margin-bottom: 20px; }
.cta-btn {
  display: inline-flex; align-items: center; gap: 12px;
  background: linear-gradient(135deg, #E8823F, #D86F2B);
  color: #fff;
  border-radius: 16px;
  padding: 16px 32px;
  min-width: 220px;
  justify-content: center;
  font-weight: 600;
  text-decoration: none;
  box-shadow: 0 8px 24px rgba(232, 130, 63, 0.3);
  transition: all var(--transition);
}
.cta-btn:hover { transform: translateY(-2px); box-shadow: 0 12px 32px rgba(232, 130, 63, 0.4); color: #fff; background: linear-gradient(135deg, #E8823F, #C96A2B); }
.cta-btn .btn-sub { display: block; font-size: 12px; font-weight: 400; opacity: 0.85; }
.cta-note { font-size: 13px; color: #8C8072; }

/* Footer */
.footer-section {
  background: #221D17;
  padding: 64px 32px 24px;
  color: #C9BBAA;
}
.footer-top {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
}
.footer-brand .nav-brand { padding-left: 0; }
.footer-brand .brand-text { color: #fff; }
.footer-desc { font-size: 14px; line-height: 1.7; color: #9A8F80; margin-top: 16px; max-width: 320px; }
.footer-links h4 { color: #fff; font-size: 16px; font-weight: 700; margin-bottom: 16px; }
.footer-links ul { list-style: none; padding: 0; margin: 0; }
.footer-links ul li { margin-bottom: 10px; }
.footer-links ul li a { color: #C9BBAA; font-size: 14px; text-decoration: none; transition: all var(--transition); }
.footer-links ul li a:hover { color: var(--primary); padding-left: 4px; }
.footer-links ul li a i { font-size: 12px; margin-right: 4px; }
.footer-bottom {
  max-width: 1200px;
  margin: 0 auto;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
  font-size: 13px;
  color: #8C8072;
}

/* Animations */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}
.reveal { animation: fadeInUp 0.5s ease both; }
.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

/* Responsive */
@media (max-width: 991px) {
  .page-hero { padding: 48px 0 40px; }
  .section-compat { padding: 56px 0; }
  .navbar-x { padding: 8px; gap: 8px; }
  .nav-link-x { padding: 8px 12px; font-size: 13px; }
  .nav-link-x span.txt { display: none; }
  .nav-link-x i { font-size: 17px; }
  .brand-text { font-size: 16px; }
  .btn-x { padding: 10px 16px; font-size: 13px; }
  .btn-x span { display: none; }
  .cta-section { padding: 48px 24px; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 32px; }
}
@media (max-width: 767px) {
  .page-hero { padding: 40px 0 32px; }
  .hero-wrap h1 { font-size: 32px; }
  .footer-top { grid-template-columns: 1fr; gap: 24px; }
}
@media (max-width: 575px) {
  body { font-size: 15px; }
  .navbar-x { padding: 8px 6px; }
  .brand-text { font-size: 14px; }
  .nav-cta .btn-x { padding: 8px 12px; }
  .section-compat { padding: 40px 0; }
  .compat-card { padding: 24px; }
  .cta-section { padding: 40px 20px; }
  .cta-btn { width: 100%; padding: 14px 20px; }
}

/* roulang page: article */
:root {
  --brand-main: #E8823F;
  --brand-dark: #C96A2B;
  --brand-gold: #F3B263;
  --page-bg: #FBF6F0;
  --surface: #FFFFFF;
  --ink-dark: #221D17;
  --ink-body: #2A241D;
  --ink-muted: #6E6356;
  --ink-soft: #B4A99C;
  --line: #EBE0D3;
  --green-safe: #3F7D54;
  --radius-lg: 20px;
  --radius-md: 12px;
  --shadow-md: 0 4px 20px rgba(40,25,10,0.06);
  --shadow-lg: 0 14px 40px rgba(40,25,10,0.12);
  --font-cn: "PingFang SC","Microsoft YaHei","Noto Sans SC","Source Han Sans SC",sans-serif;
  --font-num: Inter, system-ui, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-cn);
  background: var(--page-bg);
  color: var(--ink-body);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; }
a:focus-visible, button:focus-visible, .btn-x:focus-visible {
  outline: 3px solid rgba(232,130,63,0.40);
  outline-offset: 2px;
}
::selection { background: rgba(232,130,63,0.18); }

/* ===== 顶部卡片导航 ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  padding: 16px 20px 0;
  background: linear-gradient(180deg, rgba(251,246,240,0.96), rgba(251,246,240,0.75));
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}
.navbar-x {
  max-width: min(1200px, 96vw);
  margin: 0 auto;
  min-height: 64px;
  background: rgba(255,251,247,0.94);
  border: 1px solid var(--line);
  border-radius: 24px;
  box-shadow: 0 10px 30px rgba(40,25,10,0.07);
  padding: 8px 12px;
  display: flex;
  align-items: center;
  gap: 14px;
  transition: box-shadow 0.3s ease, transform 0.3s ease;
}
.navbar-x:hover {
  box-shadow: 0 16px 40px rgba(40,25,10,0.10);
  transform: translateY(-2px);
}
.nav-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 6px 14px 6px 6px;
  flex-shrink: 0;
}
.brand-icon {
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--brand-main), var(--brand-gold));
  color: #fff;
  border-radius: 13px;
  font-size: 19px;
  box-shadow: 0 6px 18px rgba(232,130,63,0.36);
}
.brand-text {
  font-size: 20px;
  font-weight: 800;
  color: var(--ink-dark);
  letter-spacing: -0.3px;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-left: 6px;
  flex: 1;
  overflow-x: auto;
  scrollbar-width: none;
}
.nav-links::-webkit-scrollbar { display: none; }
.nav-link-x {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 10px 16px;
  border-radius: 14px;
  color: var(--ink-muted);
  font-size: 14px;
  font-weight: 600;
  white-space: nowrap;
  transition: all 0.25s ease;
}
.nav-link-x i { font-size: 15px; color: var(--brand-gold); transition: all 0.25s ease; }
.nav-link-x:hover {
  background: #FFF0E2;
  color: var(--brand-main);
  text-decoration: none;
  transform: translateY(-1px);
}
.nav-link-x.active { background: #FFE2CC; color: var(--brand-main); }
.nav-link-x.active i { color: var(--brand-main); }
.nav-cta { margin-left: auto; flex-shrink: 0; }

/* ===== 按钮 ===== */
.btn-x {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: 12px;
  font-weight: 600;
  font-size: 14px;
  font-family: var(--font-cn);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.25s ease;
  text-decoration: none;
}
.btn-x-primary {
  background: linear-gradient(135deg, #E8823F, #D86F2B);
  color: #fff;
  box-shadow: 0 8px 24px rgba(232,130,63,0.30);
}
.btn-x-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 34px rgba(232,130,63,0.38);
  color: #fff;
}
.btn-x-primary:active {
  transform: translateY(0);
  box-shadow: 0 4px 12px rgba(232,130,63,0.20);
}
.btn-x-ghost {
  background: #fff;
  border-color: #E3D6C6;
  color: var(--ink-dark);
}
.btn-x-ghost:hover {
  border-color: var(--brand-main);
  color: var(--brand-dark);
  background: #FFF8F1;
}
.btn-x-lg { padding: 15px 34px; border-radius: 14px; font-size: 15px; }
.nav-cta .btn-x { padding: 10px 22px; }

/* ===== 文章页 ===== */
.article-main { min-height: 60vh; }
.article-page {
  max-width: 760px;
  margin: 40px auto 72px;
  padding: 0 20px;
}
.breadcrumb-x {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  font-size: 13px;
  color: var(--ink-muted);
  margin-bottom: 28px;
}
.breadcrumb-x a { transition: color 0.25s ease; }
.breadcrumb-x a:hover { color: var(--brand-main); }
.breadcrumb-x .sep { color: var(--ink-soft); }
.breadcrumb-x .current { color: var(--ink-dark); font-weight: 600; }

.article-header { margin-bottom: 26px; }
.article-title {
  font-size: clamp(30px, 4.2vw, 44px);
  font-weight: 800;
  line-height: 1.25;
  color: var(--ink-dark);
  letter-spacing: -0.5px;
  margin-bottom: 16px;
}
.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 14px;
  color: var(--ink-muted);
}
.meta-item { display: inline-flex; align-items: center; gap: 6px; }
.meta-item i { color: var(--brand-main); }

.article-summary {
  background: #FFF8F1;
  border: 1px solid #F0E6D8;
  border-left: 4px solid var(--brand-main);
  border-radius: 16px;
  padding: 20px 24px;
  color: var(--ink-muted);
  font-size: 15px;
  line-height: 1.85;
  margin-bottom: 34px;
}
.article-summary p { margin: 0; }

.article-content {
  font-size: 16px;
  line-height: 1.9;
  color: var(--ink-body);
}
.article-content h2 {
  font-size: clamp(22px, 2.4vw, 28px);
  font-weight: 700;
  color: var(--ink-dark);
  margin: 44px 0 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
}
.article-content h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--ink-dark);
  margin: 32px 0 12px;
}
.article-content p { margin: 0 0 1.5em; }
.article-content a { color: var(--brand-main); text-decoration: underline; text-underline-offset: 4px; }
.article-content a:hover { color: var(--brand-dark); }
.article-content ul, .article-content ol { margin: 0 0 1.5em 1.2em; padding-left: 0.5em; }
.article-content li { margin-bottom: 0.6em; }
.article-content blockquote {
  border-left: 4px solid var(--brand-gold);
  background: #FFF8F1;
  padding: 16px 22px;
  border-radius: 0 12px 12px 0;
  margin: 1.5em 0;
  color: var(--ink-muted);
}
.article-content img { border-radius: 16px; margin: 1.5em 0; width: 100%; }
.article-content code { background: #F3EEE8; padding: 2px 8px; border-radius: 6px; font-size: 0.9em; color: var(--brand-dark); }
.article-content table { width: 100%; border-collapse: collapse; margin: 1.5em 0; }
.article-content th, .article-content td { border: 1px solid var(--line); padding: 10px 14px; }
.article-content th { background: #FFF8F1; font-weight: 600; }

.article-tags {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 42px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}
.tag-label { font-size: 14px; color: var(--ink-muted); font-weight: 600; }
.tag-x {
  display: inline-flex;
  padding: 8px 16px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 13px;
  color: var(--ink-muted);
  transition: all 0.25s ease;
}
.tag-x:hover { border-color: var(--brand-main); color: var(--brand-main); background: #FFF8F1; }

/* ===== 未找到 ===== */
.not-found {
  text-align: center;
  padding: 72px 24px;
  max-width: 600px;
  margin: 0 auto;
}
.not-found-icon { font-size: 56px; color: var(--brand-gold); margin-bottom: 18px; }
.not-found h1 { font-size: 34px; font-weight: 800; color: var(--ink-dark); margin-bottom: 12px; }
.not-found p { color: var(--ink-muted); margin-bottom: 30px; }

/* ===== 相关阅读 ===== */
.related-section { margin-top: 56px; }
.related-section h2 { font-size: 24px; font-weight: 700; color: var(--ink-dark); margin-bottom: 4px; }
.related-sub { font-size: 14px; color: var(--ink-muted); margin-bottom: 24px; }
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.related-card {
  display: block;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: all 0.25s ease;
}
.related-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); text-decoration: none; }
.related-card img { width: 100%; height: 140px; object-fit: cover; display: block; transition: transform 0.5s ease; }
.related-card:hover img { transform: scale(1.04); }
.related-info { padding: 16px 18px 20px; }
.related-info h3 { font-size: 16px; font-weight: 700; color: var(--ink-dark); margin-bottom: 6px; line-height: 1.4; }
.related-info p {
  font-size: 13px;
  color: var(--ink-muted);
  margin-bottom: 10px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  line-height: 1.6;
}
.more-link { font-size: 13px; color: var(--brand-main); font-weight: 600; }

/* ===== CTA 面板 ===== */
.cta-panel {
  margin: 56px 0 24px;
  border-radius: 24px;
  background: linear-gradient(135deg, #221D17, #3A2E22);
  color: #fff;
  padding: 40px 44px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  box-shadow: 0 12px 40px rgba(40,25,10,0.18);
}
.cta-text h2 { font-size: 25px; font-weight: 700; margin-bottom: 8px; color: #fff; }
.cta-text p { color: rgba(255,255,255,0.72); font-size: 15px; margin: 0; }
.cta-actions { display: flex; gap: 12px; flex-wrap: wrap; }

/* ===== 动效 ===== */
.reveal { opacity: 1; transform: none; transition: opacity 0.5s ease, transform 0.5s ease; }
html.js-ready .reveal { opacity: 0; transform: translateY(10px); }
html.js-ready .reveal.revealed { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html.js-ready .reveal,
  .reveal {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
  * , *::before, *::after { animation: none !important; transition: none !important; }
  html { scroll-behavior: auto; }
}

/* ===== 页脚 ===== */
.footer-section {
  background: var(--ink-dark);
  color: #C9BBAA;
  padding: 64px 48px 32px;
  margin-top: 80px;
}
.footer-top {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
}
.footer-brand .nav-brand { padding-left: 0; }
.footer-brand .brand-text { color: #fff; }
.footer-desc {
  font-size: 14px;
  color: #A49482;
  line-height: 1.8;
  margin-top: 16px;
  max-width: 330px;
}
.footer-links h4 { color: #fff; font-size: 16px; font-weight: 700; margin-bottom: 16px; }
.footer-links ul { list-style: none; padding: 0; margin: 0; }
.footer-links li { margin-bottom: 10px; }
.footer-links a { color: #C9BBAA; font-size: 14px; transition: color 0.25s ease; }
.footer-links a:hover { color: var(--brand-main); text-decoration: none; }
.footer-links a i { margin-right: 4px; font-size: 12px; color: var(--brand-gold); }
.footer-bottom {
  max-width: 1200px;
  margin: 40px auto 0;
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.10);
  text-align: center;
  font-size: 13px;
  color: #8C7B6B;
}

/* ===== 响应式 ===== */
@media (max-width: 991px) {
  .related-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 32px; }
  .cta-panel { padding: 32px; }
}
@media (max-width: 767px) {
  .navbar-x { flex-wrap: nowrap; gap: 10px; }
  .nav-links { overflow-x: auto; }
  .nav-link-x { padding: 9px 13px; }
  .nav-link-x .txt { font-size: 13px; }
  .nav-cta .btn-x span { display: none; }
  .nav-cta .btn-x { padding: 11px 14px; }
  .brand-text { font-size: 18px; }
  .article-page { margin-top: 24px; padding: 0 16px; }
  .cta-panel { flex-direction: column; text-align: center; }
  .cta-actions { justify-content: center; }
}
@media (max-width: 520px) {
  .footer-section { padding: 48px 24px 24px; }
  .footer-top { grid-template-columns: 1fr; }
  .related-grid { grid-template-columns: 1fr; }
  .article-title { font-size: 28px; }
  .article-meta { gap: 10px; font-size: 13px; }
  .cta-panel { padding: 28px 20px; border-radius: 20px; }
  .cta-text h2 { font-size: 21px; }
}

/* roulang page: category3 */
:root {
  --apricot: #E8823F;
  --apricot-dark: #C96A2B;
  --gold: #F3B263;
  --cream: #FBF6F0;
  --white: #FFFFFF;
  --charcoal: #221D17;
  --text: #2A241D;
  --text-2: #6E6356;
  --border: #EBE0D3;
  --surface-warm: #FFF8F1;
  --green: #3F7D54;
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --shadow-sm: 0 4px 20px rgba(40,25,10,0.05);
  --shadow-md: 0 8px 28px rgba(40,25,10,0.08);
  --shadow-lg: 0 12px 42px rgba(40,25,10,0.12);
  --container-w: 1200px;
  --space-section: 80px;
  --transition: 0.25s ease;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Source Han Sans SC", sans-serif;
  font-size: 16px;
  line-height: 1.8;
  color: var(--text);
  background-color: var(--cream);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; }
a { text-decoration: none; color: inherit; transition: color var(--transition); }
a:hover { color: var(--apricot); }
.container { max-width: var(--container-w); padding-left: 32px; padding-right: 32px; }
.btn-x {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: none;
  cursor: pointer;
  border-radius: 12px;
  padding: 14px 32px;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.2;
  transition: all var(--transition);
}
.btn-x-primary {
  background: linear-gradient(135deg, var(--apricot) 0%, #D86F2B 100%);
  color: #fff;
  box-shadow: 0 8px 24px rgba(232,130,63,0.28);
}
.btn-x-primary:hover { color: #fff; transform: translateY(-2px); box-shadow: 0 12px 30px rgba(232,130,63,0.35); }
.btn-x-outline {
  background: var(--white);
  border: 1px solid #E3D6C6;
  color: var(--text);
}
.btn-x-outline:hover { border-color: var(--apricot); color: var(--apricot-dark); transform: translateY(-2px); }
.btn-x-lg { padding: 18px 42px; font-size: 17px; border-radius: 14px; min-width: 220px; }
.text-muted { color: var(--text-2) !important; }
.section-space { padding: var(--space-section) 0; }
.bg-surface { background-color: var(--white); }

.section-head { margin-bottom: 48px; }
.section-head h2 {
  font-size: clamp(26px, 3.6vw, 40px);
  font-weight: 700;
  color: var(--text);
  line-height: 1.25;
  letter-spacing: -0.3px;
  margin-bottom: 8px;
}
.section-head p { color: var(--text-2); font-size: 15px; max-width: 640px; }
.section-head.center { text-align: center; }
.section-head.center p { margin: 0 auto; }

/* Header / Nav */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(251,246,240,0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  padding: 12px 0;
  border-bottom: 1px solid rgba(235,224,211,0.5);
}
.navbar-x {
  max-width: min(1200px, 94vw);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(255,251,247,0.9);
  border: 1px solid #EADCCB;
  border-radius: 24px;
  box-shadow: 0 10px 30px rgba(40,25,10,0.06);
  padding: 8px 12px;
  min-height: 64px;
  gap: 12px;
}
.nav-brand { display: inline-flex; align-items: center; gap: 10px; flex-shrink: 0; }
.brand-icon {
  width: 38px;
  height: 38px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--apricot), #d9682b);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 17px;
  box-shadow: 0 4px 12px rgba(232,130,63,0.3);
}
.brand-text { font-size: 18px; font-weight: 800; color: var(--charcoal); letter-spacing: -0.2px; }
.nav-links { display: flex; gap: 4px; flex: 1; justify-content: center; overflow-x: auto; scrollbar-width: none; -ms-overflow-style: none; }
.nav-links::-webkit-scrollbar { display: none; }
.nav-link-x {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 10px 16px;
  border-radius: 12px;
  color: var(--text-2);
  font-size: 14px;
  font-weight: 600;
  white-space: nowrap;
  transition: all var(--transition);
}
.nav-link-x:hover { background: #FFF0E2; color: var(--apricot-dark); }
.nav-link-x.active { background: #FFE2CC; color: var(--apricot-dark); }
.nav-link-x i { font-size: 15px; }
.nav-cta { flex-shrink: 0; }
.nav-cta .btn-x { padding: 10px 22px; font-size: 14px; border-radius: 11px; }

/* Category Hero */
.cat-hero {
  position: relative;
  background: linear-gradient(115deg, rgba(28,22,16,0.93) 0%, rgba(60,40,24,0.82) 40%, rgba(130,72,36,0.55) 78%, rgba(232,130,63,0.35) 100%), url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  color: #fff;
  padding: 90px 0 96px;
  overflow: hidden;
}
.cat-hero::after {
  content: '';
  position: absolute;
  bottom: -80px;
  right: -40px;
  width: 340px;
  height: 340px;
  background: radial-gradient(circle, rgba(243,178,99,0.28) 0%, rgba(243,178,99,0) 70%);
  border-radius: 50%;
  pointer-events: none;
}
.hero-inner { display: flex; align-items: center; gap: 56px; position: relative; z-index: 2; }
.hero-content { flex: 1 1 55%; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.14);
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: 30px;
  padding: 6px 16px;
  font-size: 13px;
  font-weight: 500;
  color: #f7dfc8;
  backdrop-filter: blur(4px);
  margin-bottom: 20px;
}
.hero-badge i { color: var(--gold); }
.cat-hero h1 {
  font-size: clamp(36px, 5.5vw, 60px);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.5px;
  margin: 0 0 16px;
}
.cat-hero h1 .hl { color: var(--gold); }
.hero-sub { font-size: 16px; line-height: 1.8; color: rgba(255,255,255,0.85); max-width: 540px; margin-bottom: 28px; }
.hero-meta { display: flex; gap: 24px; flex-wrap: wrap; margin-top: 12px; }
.hero-meta-item { display: flex; align-items: center; gap: 9px; font-size: 13.5px; color: rgba(255,255,255,0.8); }
.hero-meta-item i { color: var(--gold); font-size: 15px; }
.hero-art { flex: 1 1 45%; text-align: center; position: relative; }
.hero-art-img {
  border-radius: 36px;
  overflow: hidden;
  border: 2px solid rgba(255,255,255,0.35);
  box-shadow: 0 24px 70px rgba(0,0,0,0.3);
  transform: rotate(1.5deg);
  transition: transform 0.5s ease;
}
.hero-art-img:hover { transform: rotate(0deg) scale(1.02); }
.hero-art-img img { display: block; width: 100%; height: 320px; object-fit: cover; }
.hero-art-note {
  margin-top: 18px;
  font-size: 13px;
  color: rgba(255,255,255,0.7);
  letter-spacing: 0.3px;
}

/* Category Tabs */
.cat-tabs { position: relative; z-index: 5; margin-top: -28px; }
.cat-tab-wrap {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: var(--shadow-sm);
  padding: 8px;
  display: flex;
  flex-wrap: nowrap;
  gap: 6px;
  overflow-x: auto;
  scrollbar-width: none;
}
.cat-tab-wrap::-webkit-scrollbar { display: none; }
.cat-tab {
  flex: 1;
  min-width: 140px;
  text-align: center;
  padding: 12px 18px;
  border-radius: 12px;
  color: var(--text-2);
  font-size: 14.5px;
  font-weight: 600;
  white-space: nowrap;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all var(--transition);
}
.cat-tab:hover { background: #FFF0E2; color: var(--apricot-dark); }
.cat-tab.active { background: #FFE2CC; color: var(--apricot-dark); box-shadow: inset 0 0 0 1px rgba(232,130,63,0.2); }

/* Security Assurance */
.assure-card {
  height: 100%;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 30px 26px;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
}
.assure-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: var(--gold); }
.assure-icon {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  background: var(--surface-warm);
  color: var(--apricot-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  margin-bottom: 18px;
  border: 1px solid #F0E0CC;
}
.assure-card h3 { font-size: 18px; font-weight: 700; color: var(--text); margin-bottom: 10px; }
.assure-card p { font-size: 14px; color: var(--text-2); line-height: 1.7; margin: 0; }
.assure-tag { display: inline-block; font-size: 12px; color: var(--green); background: #EDF5F0; border-radius: 6px; padding: 3px 9px; font-weight: 500; margin-top: 14px; }

/* Timeline */
.timeline { position: relative; max-width: 900px; margin: 0 auto; padding: 20px 0 0; }
.timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  transform: translateX(-50%);
  background: linear-gradient(180deg, var(--gold), var(--apricot), var(--border));
}
.timeline-item {
  position: relative;
  width: 50%;
  padding: 0 42px 44px 0;
}
.timeline-item:nth-child(even) { margin-left: 50%; padding: 0 0 44px 42px; }
.timeline-marker {
  position: absolute;
  top: 18px;
  right: -9px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--apricot);
  border: 4px solid var(--cream);
  box-shadow: 0 0 0 2px rgba(232,130,63,0.35);
  z-index: 1;
}
.timeline-item:nth-child(even) .timeline-marker { left: -9px; right: auto; }
.timeline-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
}
.timeline-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.tl-version {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: #FFE8D6;
  color: var(--apricot-dark);
  font-size: 13.5px;
  font-weight: 700;
  border-radius: 8px;
  padding: 4px 12px;
  font-family: "Inter", system-ui, sans-serif;
  letter-spacing: 0.2px;
  margin-bottom: 14px;
}
.tl-date { display: block; font-size: 12.5px; color: var(--text-2); margin-bottom: 10px; font-family: "Inter", system-ui, sans-serif; }
.timeline-card h3 { font-size: 16px; font-weight: 700; color: var(--text); margin-bottom: 8px; }
.timeline-card p { font-size: 14px; color: var(--text-2); margin: 0; line-height: 1.7; }

/* Verify Steps */
.verify-section { background: linear-gradient(180deg, var(--cream) 0%, #F5EEE6 100%); }
.verify-img-wrap {
  border-radius: 28px;
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-lg);
  position: relative;
}
.verify-img-wrap img { width: 100%; display: block; height: 420px; object-fit: cover; transition: transform 0.6s ease; }
.verify-img-wrap:hover img { transform: scale(1.03); }
.step-list { display: flex; flex-direction: column; gap: 24px; }
.step-item {
  display: flex;
  gap: 16px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 22px 24px;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
}
.step-item:hover { box-shadow: var(--shadow-md); border-color: #EAD7C2; }
.step-num {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--apricot), #d9682b);
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: "Inter", system-ui, sans-serif;
  box-shadow: 0 4px 12px rgba(232,130,63,0.28);
}
.step-content h3 { font-size: 17px; font-weight: 700; color: var(--text); margin: 0 0 6px; }
.step-content p { font-size: 14px; color: var(--text-2); margin: 0; line-height: 1.7; }

/* FAQ */
.faq-section { background: var(--white); }
.faq-card {
  border: 1px solid var(--border) !important;
  border-radius: var(--radius-lg) !important;
  box-shadow: var(--shadow-sm);
  margin-bottom: 14px;
  overflow: hidden;
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}
.faq-card:hover { box-shadow: var(--shadow-md); transform: translateY(-1px); }
.faq-card:has(.accordion-button:not(.collapsed)) { border-color: var(--apricot) !important; box-shadow: 0 8px 24px rgba(232,130,63,0.12); }
.faq-card .accordion-button {
  background: var(--white);
  color: var(--text);
  font-size: 16px;
  font-weight: 600;
  padding: 20px 24px;
  border: none;
  box-shadow: none;
  border-radius: var(--radius-lg) !important;
}
.faq-card .accordion-button:not(.collapsed) { background: var(--white); color: var(--apricot-dark); }
.faq-card .accordion-button:focus { box-shadow: 0 0 0 4px rgba(232,130,63,0.12); }
.faq-card .accordion-button::after {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background-color: var(--surface-warm);
  background-size: 14px;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
}
.faq-card .accordion-button:not(.collapsed)::after { background-color: #FFE2CC; border-color: var(--apricot); }
.faq-card .accordion-body {
  padding: 4px 24px 24px;
  color: var(--text-2);
  font-size: 15px;
  line-height: 1.8;
}

/* CTA */
.cta-dark {
  background: var(--charcoal);
  border-radius: 32px;
  padding: 70px 56px;
  text-align: center;
  position: relative;
  overflow: hidden;
  color: #fff;
}
.cta-dark::before {
  content: '';
  position: absolute;
  top: -60px;
  right: -60px;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(232,130,63,0.35) 0%, rgba(232,130,63,0) 68%);
}
.cta-dark::after {
  content: '';
  position: absolute;
  bottom: -80px;
  left: -40px;
  width: 240px;
  height: 240px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(243,178,99,0.18) 0%, rgba(243,178,99,0) 65%);
}
.cta-dark h2 { font-size: clamp(24px, 3.4vw, 36px); font-weight: 700; margin-bottom: 14px; position: relative; z-index: 1; }
.cta-dark p { color: rgba(255,255,255,0.75); font-size: 15px; max-width: 560px; margin: 0 auto 30px; position: relative; z-index: 1; }
.cta-dark .btn-x { position: relative; z-index: 2; }
.cta-note { margin-top: 16px; font-size: 13px; color: rgba(255,255,255,0.55); position: relative; z-index: 2; }

/* Footer */
.footer-section {
  background: var(--charcoal);
  color: #C9BBAA;
  padding: 64px 0 28px;
  margin-top: 80px;
}
.footer-top {
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 32px;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 44px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-brand .nav-brand { margin-bottom: 14px; }
.footer-desc { font-size: 14px; color: #A89B89; line-height: 1.75; max-width: 340px; margin: 0; }
.footer-links h4 { color: #fff; font-size: 16px; font-weight: 600; margin-bottom: 18px; }
.footer-links ul { list-style: none; padding: 0; margin: 0; }
.footer-links ul li { margin-bottom: 12px; }
.footer-links ul li a { color: #C9BBAA; font-size: 14px; display: inline-flex; align-items: center; gap: 8px; transition: all var(--transition); }
.footer-links ul li a:hover { color: var(--apricot); transform: translateX(3px); }
.footer-links ul li i { font-size: 12px; color: #8D7F6C; }
.footer-bottom {
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 24px 32px 0;
  text-align: center;
  font-size: 13px;
  color: #877A69;
}

/* Animations */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}
.anim-in { animation: fadeUp 0.5s ease both; }
.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
  .hero-art-img { transform: none; }
}

/* Responsive */
@media (max-width: 1024px) {
  .navbar-x { flex-wrap: wrap; }
  .nav-links { justify-content: flex-start; -webkit-overflow-scrolling: touch; }
  .hero-inner { gap: 32px; flex-direction: column; }
  .hero-content { text-align: center; padding: 20px 0 0; }
  .hero-sub { margin-left: auto; margin-right: auto; }
  .hero-meta { justify-content: center; }
  .hero-art { margin-top: 20px; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 40px; }
  .timeline-item, .timeline-item:nth-child(even) { width: 100%; margin-left: 0; padding: 0 0 36px 52px; }
  .timeline::before { left: 12px; transform: none; }
  .timeline-marker, .timeline-item:nth-child(even) .timeline-marker { left: 4px; right: auto; }
  .cta-dark { padding: 48px 32px; }
}
@media (max-width: 768px) {
  :root { --space-section: 56px; }
  .container { padding-left: 20px; padding-right: 20px; }
  .navbar-x { min-height: 60px; padding: 6px 8px; gap: 8px; border-radius: 18px; align-items: center; }
  .brand-text { font-size: 16px; }
  .nav-cta .btn-x { padding: 9px 16px; font-size: 13px; }
  .nav-cta .btn-x span { display: none; }
  .nav-link-x { padding: 8px 12px; font-size: 13px; }
  .cat-hero { padding: 72px 0 80px; text-align: center; }
  .cat-hero h1 { font-size: 36px; }
  .hero-meta { flex-direction: column; align-items: center; gap: 10px; }
  .hero-art-img img { height: 240px; }
  .cat-tabs { margin-top: -20px; }
  .cat-tab { min-width: 120px; padding: 10px 12px; font-size: 13px; }
  .timeline-item, .timeline-item:nth-child(even) { padding-left: 42px; }
  .verify-img-wrap img { height: 300px; }
  .step-item { flex-direction: column; align-items: flex-start; }
  .step-num { width: 36px; height: 36px; }
  .cta-dark { padding: 40px 20px; border-radius: 24px; }
  .cta-dark h2 { font-size: 24px; }
  .footer-top { grid-template-columns: 1fr; gap: 32px; padding: 0 20px 40px; }
  .footer-bottom { padding: 20px 20px 0; font-size: 12px; line-height: 1.7; }
  .footer-section { margin-top: 56px; padding-top: 48px; }
}
@media (max-width: 520px) {
  .cat-hero { padding: 56px 0 64px; }
  .cat-hero h1 { font-size: 30px; }
  .hero-sub { font-size: 14.5px; }
  .assure-card { padding: 22px 18px; }
  .timeline-card { padding: 18px; }
  .timeline-item, .timeline-item:nth-child(even) { padding-left: 36px; }
  .tl-version { font-size: 12px; }
  .cta-dark { padding: 36px 18px; }
  .cta-dark p { font-size: 14px; }
  .btn-x-lg { padding: 15px 30px; font-size: 15px; min-width: 180px; }
  .nav-links { gap: 2px; }
  .nav-link-x { padding: 8px 10px; font-size: 12px; gap: 5px; }
  .section-head h2 { font-size: 24px; }
}