/* roulang page: index */
:root{
  --primary:#0b1b2b;
  --primary-light:#16324a;
  --accent:#d4a84b;
  --accent-hover:#c09235;
  --accent-light:rgba(212,168,75,.15);
  --bg:#f7f6f2;
  --bg-white:#ffffff;
  --bg-dark:#0b1b2b;
  --text:#1a2229;
  --text-muted:#6a7b8c;
  --border:#e8e6df;
  --radius:16px;
  --radius-lg:24px;
  --radius-sm:10px;
  --shadow:0 10px 40px rgba(0,0,0,.08);
  --shadow-lg:0 20px 60px rgba(0,0,0,.12);
  --transition:.3s cubic-bezier(.4,0,.2,1);
  --container:1200px;
  --nav-h:72px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.65;
  font-size:16px;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:var(--transition)}
button{font-family:inherit;cursor:pointer;border:none;background:none}
input,textarea{font-family:inherit;font-size:16px}
ul,ol{list-style:none}
.container{max-width:var(--container);margin:0 auto;padding:0 24px;width:100%}

/* ===== 顶部悬浮 Dock 导航 ===== */
.site-header{
  position:fixed;top:16px;left:0;right:0;z-index:1000;
  padding:0 20px;
  pointer-events:none;
}
.header-dock{
  max-width:var(--container);
  margin:0 auto;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-radius:60px;
  box-shadow:0 8px 32px rgba(11,27,43,.10);
  border:1px solid rgba(255,255,255,.6);
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:10px 26px;
  pointer-events:auto;
  transition:var(--transition);
}
.header-dock.scrolled{
  box-shadow:0 4px 24px rgba(11,27,43,.14);
  background:rgba(255,255,255,.97);
}
.brand-logo{
  display:flex;
  align-items:baseline;
  gap:8px;
  flex-shrink:0;
}
.brand-name{
  font-size:22px;
  font-weight:800;
  color:var(--primary);
  letter-spacing:1px;
  line-height:1.2;
}
.brand-tag{
  font-size:12px;
  font-weight:600;
  color:var(--accent);
  background:var(--accent-light);
  padding:3px 10px;
  border-radius:20px;
  letter-spacing:1px;
}
.main-nav{
  display:flex;
  align-items:center;
  gap:6px;
}
.main-nav a{
  font-size:15px;
  font-weight:500;
  color:var(--text);
  padding:8px 18px;
  border-radius:30px;
  position:relative;
  transition:var(--transition);
}
.main-nav a:hover{
  color:var(--accent);
  background:var(--accent-light);
}
.main-nav a.active{
  color:var(--accent);
  background:var(--accent-light);
  font-weight:600;
}
.header-actions{
  display:flex;
  align-items:center;
  gap:10px;
}
.header-search{
  position:relative;
  display:flex;
  align-items:center;
}
.header-search input{
  width:0;
  border:none;
  background:transparent;
  padding:0;
  font-size:14px;
  outline:none;
  transition:var(--transition);
  color:var(--text);
}
.header-search.open input{
  width:150px;
  padding:8px 12px;
  background:var(--bg);
  border-radius:24px;
  border:1px solid var(--border);
}
.header-search .search-btn{
  width:38px;height:38px;
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  color:var(--text-muted);
  background:var(--bg);
  transition:var(--transition);
  font-size:14px;
}
.header-search .search-btn:hover{
  background:var(--accent);
  color:#fff;
}
.header-cta{
  background:linear-gradient(135deg,var(--accent),var(--accent-hover));
  color:#fff;
  font-size:14px;
  font-weight:600;
  padding:9px 22px;
  border-radius:24px;
  transition:var(--transition);
  box-shadow:0 4px 14px rgba(212,168,75,.35);
}
.header-cta:hover{
  transform:translateY(-2px);
  box-shadow:0 6px 20px rgba(212,168,75,.45);
}
.nav-toggle{
  display:none;
  width:38px;height:38px;
  border-radius:50%;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  align-items:center;
  justify-content:center;
}

/* ===== Hero 区域 ===== */
.hero{
  position:relative;
  min-height:92vh;
  display:flex;
  align-items:center;
  overflow:hidden;
  background:
    linear-gradient(135deg,rgba(11,27,43,.94) 0%,rgba(11,27,43,.78) 50%,rgba(22,50,74,.88) 100%),
    url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  padding:140px 0 100px;
}
.hero::before{
  content:'';
  position:absolute;
  top:-200px;
  right:-100px;
  width:500px;
  height:500px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(212,168,75,.18) 0%,transparent 70%);
  pointer-events:none;
}
.hero::after{
  content:'';
  position:absolute;
  bottom:-150px;
  left:-100px;
  width:400px;
  height:400px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(212,168,75,.1) 0%,transparent 70%);
  pointer-events:none;
}
.hero-content{
  position:relative;
  z-index:2;
  max-width:780px;
  margin:0 auto;
  text-align:center;
  color:#fff;
}
.hero-badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.2);
  padding:6px 18px;
  border-radius:30px;
  font-size:13px;
  color:rgba(255,255,255,.9);
  letter-spacing:1.5px;
  margin-bottom:28px;
  backdrop-filter:blur(4px);
}
.hero-badge i{
  color:var(--accent);
}
.hero h1{
  font-size:48px;
  font-weight:800;
  line-height:1.25;
  letter-spacing:1px;
  margin-bottom:20px;
}
.hero h1 .highlight{
  color:var(--accent);
  position:relative;
}
.hero-sub{
  font-size:17px;
  color:rgba(255,255,255,.8);
  max-width:560px;
  margin:0 auto 36px;
  line-height:1.8;
}
.hero-btns{
  display:flex;
  gap:16px;
  justify-content:center;
  flex-wrap:wrap;
}
.btn-primary{
  background:linear-gradient(135deg,var(--accent),var(--accent-hover));
  color:#fff;
  font-size:16px;
  font-weight:600;
  padding:14px 36px;
  border-radius:40px;
  transition:var(--transition);
  box-shadow:0 6px 24px rgba(212,168,75,.4);
  display:inline-flex;
  align-items:center;
  gap:8px;
}
.btn-primary:hover{
  transform:translateY(-3px);
  box-shadow:0 10px 32px rgba(212,168,75,.5);
}
.btn-outline{
  background:rgba(255,255,255,.1);
  color:#fff;
  font-size:16px;
  font-weight:500;
  padding:14px 32px;
  border-radius:40px;
  border:1px solid rgba(255,255,255,.3);
  transition:var(--transition);
  display:inline-flex;
  align-items:center;
  gap:8px;
  backdrop-filter:blur(4px);
}
.btn-outline:hover{
  background:rgba(255,255,255,.2);
  border-color:rgba(255,255,255,.5);
  transform:translateY(-2px);
}
.hero-scroll{
  position:absolute;
  bottom:30px;
  left:50%;
  transform:translateX(-50%);
  color:rgba(255,255,255,.6);
  font-size:20px;
  animation:bounce 2s infinite;
  z-index:2;
}
@keyframes bounce{
  0%,100%{transform:translate(-50%,0)}
  50%{transform:translate(-50%,8px)}
}

/* ===== 数据条 ===== */
.stats-strip{
  background:var(--bg-white);
  border-bottom:1px solid var(--border);
  padding:32px 0;
}
.stats-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
}
.stat-item{
  text-align:center;
  padding:16px 12px;
  position:relative;
}
.stat-item:not(:last-child)::after{
  content:'';
  position:absolute;
  right:0;top:20%;
  bottom:20%;
  width:1px;
  background:var(--border);
}
.stat-num{
  font-size:36px;
  font-weight:800;
  color:var(--primary);
  line-height:1.2;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:4px;
}
.stat-num .suffix{
  font-size:20px;
  color:var(--accent);
  font-weight:700;
}
.stat-label{
  font-size:14px;
  color:var(--text-muted);
  margin-top:6px;
}

/* ===== 板块通用 ===== */
.section{
  padding:96px 0;
}
.section-header{
  text-align:center;
  max-width:640px;
  margin:0 auto 56px;
}
.section-tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:13px;
  font-weight:600;
  color:var(--accent);
  background:var(--accent-light);
  padding:5px 16px;
  border-radius:20px;
  letter-spacing:1.5px;
  margin-bottom:14px;
}
.section-header h2{
  font-size:36px;
  font-weight:800;
  color:var(--primary);
  line-height:1.3;
  letter-spacing:1px;
}
.section-header p{
  font-size:16px;
  color:var(--text-muted);
  margin-top:14px;
  line-height:1.7;
}

/* ===== 分类卡片 ===== */
.categories-section{
  background:var(--bg);
}
.categories-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:28px;
}
.category-card{
  background:var(--bg-white);
  border-radius:var(--radius-lg);
  overflow:hidden;
  border:1px solid var(--border);
  transition:var(--transition);
  display:block;
  position:relative;
}
.category-card:hover{
  transform:translateY(-8px);
  box-shadow:var(--shadow-lg);
  border-color:rgba(212,168,75,.4);
}
.category-card-img{
  height:200px;
  overflow:hidden;
  position:relative;
}
.category-card-img img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .6s ease;
}
.category-card:hover .category-card-img img{
  transform:scale(1.06);
}
.category-card-img::after{
  content:'';
  position:absolute;
  inset:0;
  background:linear-gradient(to bottom,transparent 40%,rgba(11,27,43,.3) 100%);
}
.category-card-body{
  padding:26px 26px 30px;
}
.category-card-body h3{
  font-size:20px;
  font-weight:700;
  color:var(--primary);
  margin-bottom:10px;
}
.category-card-body p{
  font-size:14px;
  color:var(--text-muted);
  line-height:1.7;
  margin-bottom:18px;
}
.category-card-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  font-weight:600;
  color:var(--accent);
  transition:var(--transition);
}
.category-card-link i{
  font-size:12px;
  transition:var(--transition);
}
.category-card:hover .category-card-link{
  gap:10px;
}

/* ===== 最新资讯列表 ===== */
.news-section{
  background:var(--bg-white);
  border-top:1px solid var(--border);
}
.news-layout{
  display:grid;
  grid-template-columns:1.2fr .8fr;
  gap:32px;
  align-items:start;
}
.news-list{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:20px;
}
.news-card{
  background:var(--bg);
  border-radius:var(--radius);
  padding:22px;
  border:1px solid var(--border);
  transition:var(--transition);
  display:flex;
  flex-direction:column;
  gap:10px;
}
.news-card:hover{
  border-color:rgba(212,168,75,.4);
  box-shadow:var(--shadow);
  transform:translateY(-3px);
}
.news-meta{
  display:flex;
  align-items:center;
  gap:12px;
  flex-wrap:wrap;
}
.news-category{
  font-size:12px;
  font-weight:600;
  color:var(--accent);
  background:var(--accent-light);
  padding:3px 12px;
  border-radius:20px;
}
.news-date{
  font-size:13px;
  color:var(--text-muted);
  display:flex;
  align-items:center;
  gap:4px;
}
.news-title{
  font-size:16px;
  font-weight:700;
  line-height:1.45;
  color:var(--primary);
}
.news-title a{
  color:inherit;
}
.news-title a:hover{
  color:var(--accent);
}
.news-excerpt{
  font-size:14px;
  color:var(--text-muted);
  line-height:1.65;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  flex:1;
}
.news-more{
  font-size:13px;
  font-weight:600;
  color:var(--accent);
  display:inline-flex;
  align-items:center;
  gap:4px;
  margin-top:4px;
}
.news-more i{
  font-size:11px;
  transition:var(--transition);
}
.news-more:hover i{
  transform:translateX(3px);
}
.empty-state{
  grid-column:1/-1;
  background:var(--bg);
  border-radius:var(--radius);
  padding:50px;
  text-align:center;
  color:var(--text-muted);
  border:1px dashed var(--border);
}
.empty-state i{
  font-size:36px;
  color:var(--accent);
  margin-bottom:12px;
  display:block;
}
.news-featured{
  background:linear-gradient(145deg,var(--primary),var(--primary-light));
  border-radius:var(--radius-lg);
  padding:32px;
  color:#fff;
  position:relative;
  overflow:hidden;
  min-height:380px;
  display:flex;
  flex-direction:column;
  justify-content:flex-end;
}
.news-featured::before{
  content:'';
  position:absolute;
  inset:0;
  background:url('/assets/images/coverpic/cover-4.png') center/cover no-repeat;
  opacity:.35;
}
.news-featured::after{
  content:'';
  position:absolute;
  inset:0;
  background:linear-gradient(to top,rgba(11,27,43,.75) 0%,rgba(11,27,43,.2) 100%);
}
.news-featured-content{
  position:relative;
  z-index:2;
}
.news-featured-content .featured-tag{
  display:inline-block;
  font-size:12px;
  font-weight:700;
  color:var(--accent);
  background:rgba(212,168,75,.2);
  padding:4px 14px;
  border-radius:20px;
  margin-bottom:14px;
  letter-spacing:1px;
}
.news-featured-content h3{
  font-size:24px;
  font-weight:700;
  line-height:1.4;
  margin-bottom:12px;
}
.news-featured-content p{
  font-size:14px;
  color:rgba(255,255,255,.75);
  line-height:1.7;
}

/* ===== 特色服务 ===== */
.features-section{
  background:var(--bg);
}
.features-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.feature-item{
  background:var(--bg-white);
  border-radius:var(--radius);
  padding:32px 26px;
  border:1px solid var(--border);
  transition:var(--transition);
  text-align:center;
}
.feature-item:hover{
  transform:translateY(-5px);
  box-shadow:var(--shadow);
  border-color:rgba(212,168,75,.3);
}
.feature-icon{
  width:64px;
  height:64px;
  border-radius:50%;
  background:linear-gradient(135deg,var(--accent-light),rgba(212,168,75,.08));
  display:flex;
  align-items:center;
  justify-content:center;
  margin:0 auto 20px;
  font-size:22px;
  color:var(--accent);
  transition:var(--transition);
}
.feature-item:hover .feature-icon{
  background:linear-gradient(135deg,var(--accent),var(--accent-hover));
  color:#fff;
  transform:scale(1.06);
}
.feature-item h3{
  font-size:18px;
  font-weight:700;
  color:var(--primary);
  margin-bottom:10px;
}
.feature-item p{
  font-size:14px;
  color:var(--text-muted);
  line-height:1.7;
}

/* ===== FAQ ===== */
.faq-section{
  background:var(--bg-white);
  border-top:1px solid var(--border);
}
.faq-list{
  max-width:760px;
  margin:0 auto;
}
.faq-item{
  background:var(--bg);
  border-radius:var(--radius);
  margin-bottom:14px;
  border:1px solid var(--border);
  overflow:hidden;
  transition:var(--transition);
}
.faq-item:hover{
  border-color:rgba(212,168,75,.3);
}
.faq-item summary{
  padding:22px 26px;
  font-size:16px;
  font-weight:600;
  color:var(--primary);
  cursor:pointer;
  display:flex;
  justify-content:space-between;
  align-items:center;
  list-style:none;
  transition:var(--transition);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary i{
  color:var(--accent);
  transition:var(--transition);
  font-size:14px;
  flex-shrink:0;
  margin-left:16px;
}
.faq-item[open] summary i{
  transform:rotate(180deg);
}
.faq-item[open] summary{
  color:var(--accent);
}
.faq-answer{
  padding:0 26px 22px;
  font-size:14px;
  color:var(--text-muted);
  line-height:1.75;
  border-top:1px solid var(--border);
  margin:0 26px 0;
  padding-top:18px;
  margin-top:0;
}

/* ===== CTA 区 ===== */
.cta-section{
  background:
    linear-gradient(rgba(11,27,43,.88),rgba(11,27,43,.92)),
    url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  background-attachment:fixed;
  padding:110px 0;
  text-align:center;
  position:relative;
  overflow:hidden;
}
.cta-section::before{
  content:'';
  position:absolute;
  top:-80px;
  left:50%;
  transform:translateX(-50%);
  width:600px;
  height:300px;
  background:radial-gradient(ellipse,rgba(212,168,75,.18) 0%,transparent 70%);
  pointer-events:none;
}
.cta-inner{
  max-width:640px;
  margin:0 auto;
  position:relative;
  z-index:2;
  color:#fff;
}
.cta-inner h2{
  font-size:34px;
  font-weight:800;
  margin-bottom:16px;
  line-height:1.35;
}
.cta-inner h2 span{color:var(--accent)}
.cta-inner p{
  font-size:16px;
  color:rgba(255,255,255,.8);
  margin-bottom:32px;
  line-height:1.7;
}
.cta-btns{
  display:flex;
  gap:16px;
  justify-content:center;
  flex-wrap:wrap;
}

/* ===== 页脚 ===== */
.site-footer{
  background:var(--bg-dark);
  color:rgba(255,255,255,.75);
  padding:80px 0 0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.2fr 1fr 1fr 1.2fr;
  gap:40px;
  padding-bottom:48px;
  border-bottom:1px solid rgba(255,255,255,.1);
}
.footer-brand .brand-logo{
  margin-bottom:16px;
}
.footer-brand .brand-name{
  color:#fff;
  font-size:24px;
}
.footer-brand .brand-tag{
  background:rgba(212,168,75,.2);
}
.footer-brand p{
  font-size:14px;
  line-height:1.8;
  color:rgba(255,255,255,.6);
}
.footer-col h4{
  font-size:16px;
  font-weight:700;
  color:#fff;
  margin-bottom:20px;
  position:relative;
  padding-bottom:12px;
}
.footer-col h4::after{
  content:'';
  position:absolute;
  bottom:0;left:0;
  width:28px;
  height:3px;
  border-radius:2px;
  background:var(--accent);
}
.footer-col ul li{
  margin-bottom:10px;
}
.footer-col ul li a{
  font-size:14px;
  color:rgba(255,255,255,.6);
  transition:var(--transition);
  display:inline-flex;
  align-items:center;
  gap:6px;
}
.footer-col ul li a i{
  font-size:11px;
  color:var(--accent);
}
.footer-col ul li a:hover{
  color:var(--accent);
  padding-left:2px;
}
.footer-contact li{
  display:flex;
  gap:10px;
  align-items:flex-start;
  font-size:14px;
  margin-bottom:14px;
  color:rgba(255,255,255,.6);
}
.footer-contact li i{
  color:var(--accent);
  margin-top:3px;
  font-size:14px;
}
.footer-bottom{
  padding:22px 0;
  text-align:center;
  font-size:13px;
  color:rgba(255,255,255,.45);
  border-top:1px solid rgba(255,255,255,.06);
}
.footer-bottom a{
  color:rgba(255,255,255,.45);
}
.footer-bottom a:hover{
  color:var(--accent);
}

/* ===== 响应式 ===== */
@media (max-width:1024px){
  .container{padding:0 20px}
  .hero h1{font-size:40px}
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:16px}
  .stats-grid .stat-item:nth-child(2)::after{display:none}
  .categories-grid{grid-template-columns:1fr;max-width:520px;margin:0 auto}
  .news-layout{grid-template-columns:1fr}
  .news-featured{min-height:280px}
  .features-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:768px){
  .site-header{top:10px;padding:0 12px}
  .header-dock{padding:8px 16px;border-radius:40px}
  .main-nav{
    position:fixed;
    top:auto;
    bottom:0;
    left:0;
    right:0;
    background:rgba(255,255,255,.98);
    backdrop-filter:blur(16px);
    border-radius:24px 24px 0 0;
    box-shadow:0 -8px 32px rgba(0,0,0,.1);
    padding:16px 20px calc(16px + env(safe-area-inset-bottom));
    display:none;
    z-index:999;
    flex-direction:column;
    align-items:stretch;
    gap:4px;
    max-height:70vh;
    overflow-y:auto;
  }
  .main-nav.open{
    display:flex;
  }
  .main-nav a{
    padding:14px 20px;
    font-size:16px;
    border-radius:14px;
  }
  .header-search{display:none}
  .header-cta{display:none}
  .nav-toggle{
    display:flex;
  }
  .hero{padding:110px 0 80px;min-height:auto}
  .hero h1{font-size:32px}
  .hero-sub{font-size:15px}
  .hero-btns .btn-primary,.hero-btns .btn-outline{font-size:15px;padding:12px 28px}
  .section{padding:72px 0}
  .section-header h2{font-size:28px}
  .section-header p{font-size:15px}
  .categories-grid{grid-template-columns:1fr;padding:0 8px}
  .category-card-img{height:170px}
  .news-list{grid-template-columns:1fr;gap:16px}
  .features-grid{grid-template-columns:1fr;gap:16px}
  .faq-item summary{font-size:15px;padding:18px 20px}
  .faq-answer{font-size:14px;padding:0 20px 18px}
  .cta-section{padding:80px 0;background-attachment:scroll}
  .cta-inner h2{font-size:28px}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:36px}
}
@media (max-width:520px){
  .container{padding:0 14px}
  .hero h1{font-size:27px}
  .hero-sub{font-size:14px}
  .brand-name{font-size:18px}
  .brand-tag{font-size:11px;padding:2px 8px}
  .stat-num{font-size:28px}
  .stat-label{font-size:13px}
  .section-header h2{font-size:24px}
  .news-card{padding:18px}
  .news-title{font-size:15px}
  .feature-item{padding:24px 18px}
  .faq-item summary{font-size:14px}
  .footer-brand .brand-name{font-size:20px}
  .footer-col h4{font-size:15px}
}

/* ===== 辅助动画 ===== */
@keyframes fadeInUp{
  from{opacity:0;transform:translateY(30px)}
  to{opacity:1;transform:translateY(0)}
}
.fadeInUp{
  animation:fadeInUp .6s ease both;
}
.hero-content{animation:fadeInUp .8s ease both}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
}

/* roulang page: article */
:root {
  --primary: #1d4ed8;
  --primary-dark: #1e40af;
  --primary-light: #dbeafe;
  --accent: #f59e0b;
  --accent-light: #fef3c7;
  --link-hover: #0ea5e9;
  --bg: #f0f4fa;
  --surface: #ffffff;
  --text: #1e293b;
  --text-weak: #64748b;
  --border: #e2e8f0;
  --radius: 18px;
  --radius-sm: 12px;
  --shadow: 0 10px 30px rgba(30, 64, 175, .08);
  --shadow-lg: 0 18px 44px rgba(30, 64, 175, .14);
  --font: system-ui, -apple-system, "Segoe UI", Roboto, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
  --space-section: 80px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
}

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

ul, ol {
  list-style: none;
}

button, input {
  font-family: inherit;
  border: none;
  outline: none;
}

.container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header Dock */
.site-header {
  position: sticky;
  top: 14px;
  z-index: 100;
  padding: 0 20px;
  margin-top: 14px;
}

.header-dock {
  max-width: 1180px;
  margin: 0 auto;
  background: rgba(255, 255, 255, .92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(226, 232, 240, .9);
  border-radius: 60px;
  box-shadow: 0 10px 32px rgba(30, 64, 175, .1);
  padding: 10px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand-logo {
  display: flex;
  align-items: baseline;
  gap: 8px;
  flex-shrink: 0;
}

.brand-logo .brand-name {
  font-size: 22px;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: .5px;
  line-height: 1.2;
}

.brand-logo .brand-tag {
  font-size: 13px;
  font-weight: 600;
  color: var(--primary);
  background: var(--primary-light);
  border-radius: 30px;
  padding: 4px 10px;
  letter-spacing: .3px;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: wrap;
  justify-content: center;
}

.main-nav a {
  padding: 8px 18px;
  border-radius: 40px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  transition: all .25s ease;
  white-space: nowrap;
}

.main-nav a:hover {
  color: var(--primary);
  background: rgba(29, 78, 216, .08);
}

.main-nav a.active {
  color: #fff;
  background: var(--primary);
  box-shadow: 0 6px 18px rgba(29, 78, 216, .28);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.header-search {
  display: flex;
  align-items: center;
  background: var(--bg);
  border-radius: 40px;
  border: 1px solid transparent;
  overflow: hidden;
  transition: all .3s ease;
}

.header-search input {
  width: 0;
  border: none;
  background: transparent;
  padding: 0;
  font-size: 14px;
  transition: width .3s ease;
}

.header-search.open {
  background: var(--surface);
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(29, 78, 216, .12);
}

.header-search.open input {
  width: 150px;
  padding-left: 14px;
}

.header-search.open .search-btn {
  color: var(--primary);
}

.search-btn {
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  color: var(--text-weak);
  border-radius: 50%;
  cursor: pointer;
  transition: all .25s ease;
}

.search-btn:hover {
  color: var(--primary);
  background: var(--primary-light);
}

.nav-toggle {
  width: 38px;
  height: 38px;
  display: none;
  align-items: center;
  justify-content: center;
  background: var(--bg);
  color: var(--text);
  border-radius: 50%;
  cursor: pointer;
  transition: all .25s ease;
}

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

/* Banner */
.article-banner {
  background:
    linear-gradient(135deg, rgba(30, 64, 175, .94), rgba(14, 165, 233, .82)),
    url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
  color: #fff;
  padding: 72px 0 56px;
  margin-top: 40px;
  position: relative;
  overflow: hidden;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: rgba(255, 255, 255, .85);
  margin-bottom: 18px;
  flex-wrap: wrap;
}

.breadcrumb a {
  color: rgba(255, 255, 255, .9);
  transition: color .2s;
}

.breadcrumb a:hover {
  color: var(--accent);
}

.breadcrumb span {
  opacity: .7;
}

.category-badge {
  display: inline-block;
  background: rgba(255, 255, 255, .18);
  border: 1px solid rgba(255, 255, 255, .35);
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  padding: 4px 14px;
  border-radius: 30px;
  margin-bottom: 14px;
  backdrop-filter: blur(4px);
}

.article-banner h1 {
  font-size: clamp(26px, 4vw, 40px);
  line-height: 1.35;
  font-weight: 800;
  max-width: 900px;
  margin-bottom: 14px;
  letter-spacing: .5px;
  text-shadow: 0 4px 20px rgba(0, 0, 0, .15);
}

.article-meta-line {
  display: flex;
  align-items: center;
  gap: 22px;
  font-size: 13px;
  color: rgba(255, 255, 255, .9);
  flex-wrap: wrap;
}

.article-meta-line span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.article-meta-line i {
  opacity: .85;
}

/* Main Layout */
.article-main-wrap {
  padding: var(--space-section) 0;
}

.article-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 32px;
  align-items: start;
}

.article-panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 40px;
}

.article-head {
  margin-bottom: 26px;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--border);
}

.article-head h2 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 8px;
}

.article-head .subhead {
  color: var(--text-weak);
  font-size: 15px;
}

.article-meta-list {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin-bottom: 18px;
  color: var(--text-weak);
  font-size: 13px;
}

.article-meta-list span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.article-body-content {
  font-size: 16px;
  line-height: 1.9;
  color: #2b3a52;
  word-break: break-word;
}

.article-body-content p {
  margin-bottom: 1.4em;
}

.article-body-content h2 {
  font-size: 22px;
  font-weight: 700;
  margin: 1.6em 0 .8em;
  padding-left: 14px;
  border-left: 4px solid var(--primary);
  line-height: 1.4;
}

.article-body-content h3 {
  font-size: 18px;
  font-weight: 700;
  margin: 1.5em 0 .7em;
}

.article-body-content ul,
.article-body-content ol {
  margin: 0 0 1.4em;
  padding-left: 1.4em;
  list-style: disc;
}

.article-body-content ol {
  list-style: decimal;
}

.article-body-content li {
  margin-bottom: .5em;
}

.article-body-content blockquote {
  background: var(--bg);
  border-left: 4px solid var(--primary);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: 16px 20px;
  margin: 0 0 1.4em;
  color: var(--text-weak);
  font-style: normal;
}

.article-body-content img {
  border-radius: var(--radius);
  margin: 1.2em 0;
  box-shadow: var(--shadow);
}

.article-body-content a {
  color: var(--primary);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.article-bottom-note {
  margin-top: 30px;
  padding: 16px 20px;
  background: var(--primary-light);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: flex-start;
  gap: 10px;
  color: var(--primary-dark);
  font-size: 14px;
  line-height: 1.7;
}

.article-bottom-note i {
  margin-top: 3px;
}

/* Not Found */
.not-found-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 60px 40px;
  text-align: center;
  box-shadow: var(--shadow);
}

.not-found-icon {
  width: 72px;
  height: 72px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-light);
  color: var(--accent);
  border-radius: 50%;
  font-size: 30px;
  margin-bottom: 18px;
}

.not-found-card h2 {
  font-size: 26px;
  margin-bottom: 10px;
}

.not-found-card p {
  color: var(--text-weak);
  margin-bottom: 24px;
}

/* Sidebar */
.article-side {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.side-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px;
  box-shadow: var(--shadow);
}

.side-card h4 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--primary);
}

.side-card h4 i {
  width: 34px;
  height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--primary-light);
  border-radius: 10px;
  font-size: 14px;
}

.side-nav li {
  border-bottom: 1px solid var(--border);
}

.side-nav li:last-child {
  border-bottom: none;
}

.side-nav a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 4px;
  font-size: 14px;
  font-weight: 600;
  transition: all .25s ease;
  color: var(--text);
}

.side-nav a:hover {
  color: var(--primary);
  padding-left: 10px;
}

.side-nav a i {
  font-size: 12px;
  color: var(--text-weak);
  transition: color .2s;
}

.side-nav a:hover i {
  color: var(--primary);
}

.side-contact p {
  font-size: 14px;
  margin-bottom: 10px;
  color: var(--text-weak);
  line-height: 1.8;
}

.side-contact a {
  color: var(--primary);
  font-weight: 600;
}

.side-contact i {
  color: var(--primary);
  margin-right: 6px;
}

.side-card-promo {
  background:
    linear-gradient(140deg, rgba(30, 64, 175, .95), rgba(14, 165, 233, .85)),
    url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
  border: none;
  color: #fff;
  padding: 28px;
  position: relative;
}

.side-card-promo h4 {
  color: #fff;
  font-size: 18px;
}

.side-card-promo p {
  font-size: 14px;
  color: rgba(255, 255, 255, .9);
  margin: 12px 0 20px;
}

.side-card-promo .btn-light {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #fff;
  color: var(--primary);
  font-weight: 700;
  font-size: 14px;
  padding: 10px 22px;
  border-radius: 40px;
  transition: all .25s ease;
  box-shadow: 0 8px 24px rgba(0, 0, 0, .15);
}

.side-card-promo .btn-light:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, .2);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 700;
  font-size: 15px;
  padding: 12px 26px;
  border-radius: 50px;
  cursor: pointer;
  transition: all .3s ease;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 8px 24px rgba(29, 78, 216, .28);
}

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 14px 34px rgba(29, 78, 216, .34);
}

.btn-outline {
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255, 255, 255, .7);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, .14);
  border-color: #fff;
  transform: translateY(-2px);
}

/* Related Section */
.related-section {
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: var(--space-section) 0;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--primary);
  background: var(--primary-light);
  padding: 6px 16px;
  border-radius: 30px;
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(24px, 3vw, 32px);
  font-weight: 800;
  line-height: 1.4;
  margin-bottom: 12px;
  letter-spacing: .3px;
}

.section-desc {
  color: var(--text-weak);
  font-size: 15px;
  max-width: 640px;
  margin-bottom: 36px;
  line-height: 1.8;
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.related-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all .35s ease;
  display: flex;
  flex-direction: column;
}

.related-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(29, 78, 216, .25);
}

.related-card .card-cover {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 10;
}

.related-card .card-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}

.related-card:hover .card-cover img {
  transform: scale(1.06);
}

.related-card .card-cover::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(15, 23, 42, .55));
}

.related-card .card-tag {
  position: absolute;
  top: 14px;
  left: 14px;
  z-index: 2;
  background: rgba(255, 255, 255, .92);
  color: var(--primary);
  font-size: 12px;
  font-weight: 700;
  padding: 5px 12px;
  border-radius: 30px;
  box-shadow: 0 4px 14px rgba(0, 0, 0, .1);
}

.related-card .card-body {
  padding: 22px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.related-card .card-body h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
  line-height: 1.5;
}

.related-card .card-body p {
  font-size: 14px;
  color: var(--text-weak);
  line-height: 1.7;
  margin-bottom: 16px;
  flex: 1;
}

.related-card .card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 700;
  color: var(--primary);
  transition: gap .25s ease;
}

.related-card .card-link:hover {
  gap: 10px;
}

/* FAQ Section */
.faq-section {
  padding: var(--space-section) 0;
  background: var(--bg);
}

.faq-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.faq-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px 28px;
  box-shadow: var(--shadow);
  transition: all .3s ease;
}

.faq-item:hover {
  border-color: rgba(29, 78, 216, .3);
  box-shadow: var(--shadow-lg);
}

.faq-item h3 {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 10px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  line-height: 1.5;
}

.faq-item h3 i {
  color: var(--primary);
  font-size: 16px;
  margin-top: 3px;
}

.faq-item p {
  font-size: 14px;
  color: var(--text-weak);
  line-height: 1.8;
  padding-left: 26px;
}

/* CTA Section */
.cta-section {
  padding: var(--space-section) 0;
  background:
    linear-gradient(135deg, rgba(30, 64, 175, .96), rgba(14, 165, 233, .88)),
    url('/assets/images/backpic/back-3.png') center center / cover no-repeat;
  color: #fff;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section .container {
  position: relative;
  z-index: 2;
}

.cta-section h2 {
  font-size: clamp(26px, 3.5vw, 36px);
  font-weight: 800;
  margin-bottom: 14px;
  letter-spacing: .5px;
}

.cta-section p {
  font-size: 15px;
  color: rgba(255, 255, 255, .9);
  max-width: 680px;
  margin: 0 auto 32px;
  line-height: 1.8;
}

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

/* Footer */
.site-footer {
  background: #0b1526;
  color: #94a3b8;
  padding: 64px 0 0;
  margin-top: 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.3fr;
  gap: 40px;
  padding-bottom: 40px;
}

.footer-brand .brand-logo {
  margin-bottom: 16px;
}

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

.footer-brand .brand-tag {
  color: #fff;
  background: rgba(255, 255, 255, .14);
}

.footer-brand p {
  font-size: 14px;
  line-height: 1.8;
  max-width: 360px;
}

.footer-col h4 {
  color: #fff;
  font-size: 16px;
  margin-bottom: 18px;
  font-weight: 700;
  position: relative;
  padding-bottom: 10px;
}

.footer-col h4::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 28px;
  height: 3px;
  background: var(--accent);
  border-radius: 3px;
}

.footer-col ul li {
  margin-bottom: 10px;
}

.footer-col ul li a {
  font-size: 14px;
  color: #94a3b8;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all .25s ease;
}

.footer-col ul li a:hover {
  color: #fff;
  padding-left: 4px;
}

.footer-col ul li a i {
  font-size: 10px;
  color: var(--primary);
  transition: color .2s;
}

.footer-col ul li a:hover i {
  color: var(--accent);
}

.footer-contact li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  margin-bottom: 12px;
}

.footer-contact li i {
  color: var(--primary);
  width: 16px;
  text-align: center;
}

.footer-bottom {
  border-top: 1px solid rgba(148, 163, 184, .15);
  padding: 20px 0;
  text-align: center;
  font-size: 13px;
  color: #64748b;
}

/* Responsive */
@media (max-width: 1024px) {
  :root {
    --space-section: 60px;
  }

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

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

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

@media (max-width: 768px) {
  .site-header {
    top: 8px;
    margin-top: 8px;
    padding: 0 12px;
  }

  .header-dock {
    border-radius: 40px;
    padding: 8px 14px;
    flex-wrap: wrap;
  }

  .main-nav {
    position: absolute;
    top: calc(100% + 10px);
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    background: var(--surface);
    border-radius: 24px;
    box-shadow: var(--shadow-lg);
    padding: 14px;
    border: 1px solid var(--border);
    display: none;
  }

  .main-nav.open {
    display: flex;
  }

  .main-nav a {
    padding: 12px 16px;
    border-radius: 14px;
  }

  .nav-toggle {
    display: flex;
  }

  .header-search.open input {
    width: 100px;
  }

  .article-banner {
    margin-top: 24px;
    padding: 48px 0 40px;
  }

  .related-grid {
    grid-template-columns: 1fr;
    max-width: 480px;
    margin: 0 auto;
  }

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

  .article-panel {
    padding: 24px 20px;
  }

  .article-side {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 520px) {
  :root {
    --space-section: 44px;
  }

  .header-dock {
    gap: 8px;
  }

  .brand-logo .brand-name {
    font-size: 18px;
  }

  .brand-logo .brand-tag {
    font-size: 11px;
    padding: 3px 8px;
  }

  .header-search.open input {
    width: 70px;
  }

  .section-title {
    font-size: 22px;
  }

  .article-meta-line {
    gap: 12px;
  }

  .article-panel {
    padding: 20px 16px;
  }

  .article-body-content {
    font-size: 15px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .faq-item {
    padding: 20px;
  }

  .faq-item p {
    padding-left: 0;
  }

  .cta-buttons .btn {
    width: 100%;
  }

  .breadcrumb {
    font-size: 12px;
  }
}

/* roulang page: category1 */
:root {
  --primary: #1e3a5f;
  --primary-light: #2d5a87;
  --primary-lighter: #e8eef5;
  --accent: #e8762c;
  --accent-hover: #d9661f;
  --accent-soft: #fef3ec;
  --dark-bg: #0f1c2e;
  --bg: #f4f7fb;
  --card-bg: #ffffff;
  --text: #1a2634;
  --text-light: #5a6a7a;
  --text-lighter: #8a9aa9;
  --border: #e3e8ef;
  --radius: 18px;
  --radius-sm: 12px;
  --shadow: 0 8px 30px rgba(15, 30, 50, 0.08);
  --shadow-lg: 0 20px 50px rgba(15, 30, 50, 0.14);
  --transition: all .3s ease;
  --max-width: 1200px;
  --header-height: 76px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.7;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition);
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

input {
  font-family: inherit;
  border: none;
  outline: none;
}

ul, ol {
  list-style: none;
}

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

/* ========== 导航 ========== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 200;
  padding: 16px 0 0;
  background: transparent;
}

.header-dock {
  position: relative;
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 12px 20px;
  background: rgba(255, 255, 255, 0.86);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(255, 255, 255, 0.9);
  border-radius: 60px;
  box-shadow: 0 8px 32px rgba(15, 30, 50, 0.1);
}

.brand-logo {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-weight: 800;
  white-space: nowrap;
}

.brand-name {
  font-size: 20px;
  color: var(--primary);
  letter-spacing: .5px;
}

.brand-tag {
  font-size: 14px;
  font-weight: 700;
  color: var(--accent);
  background: var(--accent-soft);
  padding: 4px 10px;
  border-radius: 30px;
  letter-spacing: .5px;
}

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

.main-nav a {
  padding: 9px 18px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text-light);
  border-radius: 40px;
  transition: var(--transition);
}

.main-nav a:hover {
  color: var(--primary);
  background: var(--primary-lighter);
}

.main-nav a.active {
  color: #fff;
  background: var(--primary);
  box-shadow: 0 6px 18px rgba(30, 58, 95, 0.25);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.header-search {
  display: flex;
  align-items: center;
  gap: 8px;
  position: relative;
}

.header-search input {
  width: 130px;
  padding: 8px 16px;
  border: 1px solid var(--border);
  border-radius: 40px;
  background: #f7f9fc;
  font-size: 14px;
  color: var(--text);
  transition: var(--transition);
}

.header-search input:focus {
  width: 210px;
  border-color: var(--primary);
  background: #fff;
  box-shadow: 0 0 0 4px rgba(30, 58, 95, 0.08);
}

.search-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: #fff;
  color: var(--text-light);
  font-size: 14px;
  transition: var(--transition);
}

.search-btn:hover {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: #fff;
  color: var(--primary);
  font-size: 16px;
  transition: var(--transition);
}

.nav-toggle:hover {
  background: var(--primary);
  color: #fff;
}

/* ========== 页面横幅 ========== */
.page-banner {
  position: relative;
  padding: 110px 0 90px;
  background: linear-gradient(135deg, rgba(15, 28, 46, 0.82), rgba(30, 58, 95, 0.7)), url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  color: #fff;
  margin-top: -76px;
}

.page-banner .container {
  position: relative;
  z-index: 2;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 16px;
}

.breadcrumb a {
  color: rgba(255, 255, 255, 0.85);
}

.breadcrumb a:hover {
  color: #fff;
}

.breadcrumb i {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.4);
}

.banner-title {
  font-size: 44px;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 16px;
  letter-spacing: 1px;
}

.banner-subtitle {
  font-size: 17px;
  max-width: 640px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 28px;
}

.banner-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 16px;
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 40px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(6px);
}

/* ========== 通用板块 ========== */
.section {
  padding: 80px 0;
}

.section-alt {
  background: #fff;
}

.section-head {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 48px;
}

.section-tag {
  display: inline-block;
  padding: 6px 16px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 13px;
  font-weight: 600;
  border-radius: 40px;
  margin-bottom: 14px;
  letter-spacing: 1px;
}

.section-title {
  font-size: 34px;
  font-weight: 800;
  color: var(--primary);
  line-height: 1.3;
  margin-bottom: 12px;
}

.section-subtitle {
  font-size: 16px;
  color: var(--text-light);
  line-height: 1.7;
}

/* ========== 频道简介 ========== */
.intro-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 24px;
  align-items: stretch;
}

.intro-card {
  background: #fff;
  border-radius: var(--radius);
  padding: 36px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.intro-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.intro-card-main {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: #fff;
  border: none;
}

.intro-card-main .intro-title {
  color: #fff;
}

.intro-card-main .intro-text {
  color: rgba(255, 255, 255, 0.8);
}

.intro-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: var(--primary-lighter);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  color: var(--primary);
  margin-bottom: 18px;
}

.intro-card-main .intro-icon {
  background: rgba(255, 255, 255, 0.2);
  color: #fff;
}

.intro-title {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--primary);
}

.intro-text {
  font-size: 15px;
  color: var(--text-light);
  line-height: 1.7;
}

.intro-stats {
  display: flex;
  gap: 24px;
  margin-top: 24px;
}

.stat-item {
  flex: 1;
}

.stat-num {
  font-size: 30px;
  font-weight: 800;
  color: var(--primary);
  line-height: 1.2;
}

.stat-label {
  font-size: 13px;
  color: var(--text-lighter);
  margin-top: 4px;
}

.intro-card-main .stat-num {
  color: #fff;
}

.intro-card-main .stat-label {
  color: rgba(255, 255, 255, 0.65);
}

/* ========== 动态卡片网格 ========== */
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.news-card {
  background: var(--card-bg);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.news-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.news-card.featured {
  grid-column: span 2;
  grid-row: span 2;
  flex-direction: row;
}

.news-card.featured .news-cover {
  width: 50%;
  min-height: 100%;
}

.news-cover {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: var(--primary-lighter);
}

.news-card.featured .news-cover {
  aspect-ratio: auto;
}

.news-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}

.news-card:hover .news-cover img {
  transform: scale(1.05);
}

.news-cover::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(15, 28, 46, 0.35), transparent 60%);
  opacity: 0;
  transition: var(--transition);
}

.news-card:hover .news-cover::after {
  opacity: 1;
}

.heat-tag {
  position: absolute;
  top: 14px;
  left: 14px;
  z-index: 2;
  background: var(--accent);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  padding: 5px 12px;
  border-radius: 30px;
  letter-spacing: .5px;
  box-shadow: 0 4px 12px rgba(232, 118, 44, 0.4);
}

.play-btn {
  position: absolute;
  inset: 0;
  margin: auto;
  width: 54px;
  height: 54px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 20px;
  z-index: 2;
  opacity: 0;
  transform: scale(.8);
  transition: var(--transition);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.news-card:hover .play-btn {
  opacity: 1;
  transform: scale(1);
}

.news-body {
  padding: 22px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.news-meta-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
  font-size: 13px;
  color: var(--text-lighter);
}

.news-tag {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  background: var(--primary-lighter);
  color: var(--primary);
  border-radius: 30px;
  font-weight: 600;
  font-size: 12px;
}

.news-tag-hot {
  background: var(--accent-soft);
  color: var(--accent);
}

.news-title {
  font-size: 18px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--text);
  margin-bottom: 10px;
  transition: var(--transition);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-card.featured .news-title {
  font-size: 24px;
  -webkit-line-clamp: 3;
}

.news-card:hover .news-title {
  color: var(--primary);
}

.news-excerpt {
  font-size: 14px;
  color: var(--text-light);
  line-height: 1.7;
  margin-bottom: 16px;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-card.featured .news-excerpt {
  -webkit-line-clamp: 3;
}

.news-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  border-top: 1px solid var(--border);
  font-size: 13px;
  color: var(--text-lighter);
}

.news-date {
  display: flex;
  align-items: center;
  gap: 6px;
}

.news-views {
  display: flex;
  align-items: center;
  gap: 6px;
}

/* ========== 时间线 ========== */
.timeline-wrap {
  max-width: 820px;
  margin: 0 auto;
  position: relative;
}

.timeline-wrap::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, transparent, var(--primary), var(--accent), transparent);
  transform: translateX(-50%);
}

.timeline-item {
  display: flex;
  justify-content: flex-start;
  padding: 30px 0;
  position: relative;
}

.timeline-item:nth-child(even) {
  justify-content: flex-end;
}

.timeline-dot {
  position: absolute;
  left: 50%;
  top: 40px;
  transform: translateX(-50%);
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--accent);
  border: 3px solid #fff;
  box-shadow: 0 0 0 4px var(--accent-soft);
  z-index: 2;
}

.timeline-content {
  background: #fff;
  border-radius: var(--radius);
  padding: 26px 28px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  width: calc(50% - 42px);
  transition: var(--transition);
}

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

.timeline-date {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  color: var(--accent);
  background: var(--accent-soft);
  padding: 4px 14px;
  border-radius: 30px;
  margin-bottom: 12px;
}

.timeline-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 8px;
}

.timeline-text {
  font-size: 14px;
  color: var(--text-light);
  line-height: 1.7;
}

/* ========== 标签云 ========== */
.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
  max-width: 900px;
  margin: 0 auto;
}

.tag-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 50px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-light);
  transition: var(--transition);
  box-shadow: 0 2px 8px rgba(15, 30, 50, 0.04);
}

.tag-item i {
  color: var(--accent);
  font-size: 12px;
}

.tag-item:hover {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
  transform: translateY(-3px);
  box-shadow: 0 8px 22px rgba(30, 58, 95, 0.2);
}

.tag-item:hover i {
  color: #fff;
}

.tag-count {
  font-size: 12px;
  opacity: 0.6;
}

/* ========== FAQ ========== */
.faq-wrap {
  max-width: 820px;
  margin: 0 auto;
}

.faq-item {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  margin-bottom: 14px;
  overflow: hidden;
  transition: var(--transition);
  box-shadow: 0 2px 8px rgba(15, 30, 50, 0.03);
}

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

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

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

.faq-item summary i {
  color: var(--primary);
  font-size: 14px;
  transition: var(--transition);
  flex-shrink: 0;
}

.faq-item[open] summary {
  color: var(--primary);
  border-bottom: 1px solid var(--border);
}

.faq-item[open] summary i {
  transform: rotate(180deg);
}

.faq-item .faq-answer {
  padding: 18px 24px 22px;
  font-size: 15px;
  color: var(--text-light);
  line-height: 1.8;
}

/* ========== CTA ========== */
.cta-section {
  position: relative;
  padding: 90px 0;
  background: linear-gradient(135deg, rgba(15, 28, 46, 0.85), rgba(30, 58, 95, 0.75)), url('/assets/images/backpic/back-3.png') center/cover no-repeat;
  color: #fff;
  text-align: center;
}

.cta-content {
  max-width: 680px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.cta-title {
  font-size: 34px;
  font-weight: 800;
  margin-bottom: 14px;
}

.cta-text {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 30px;
  line-height: 1.7;
}

.btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 30px;
  border-radius: 50px;
  font-size: 15px;
  font-weight: 600;
  transition: var(--transition);
  border: 2px solid transparent;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 8px 22px rgba(232, 118, 44, 0.35);
}

.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-3px);
  box-shadow: 0 12px 30px rgba(232, 118, 44, 0.45);
}

.btn-outline {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, 0.6);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: #fff;
  transform: translateY(-3px);
}

/* ========== 页脚 ========== */
.site-footer {
  background: var(--dark-bg);
  color: rgba(255, 255, 255, 0.7);
  padding: 70px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 50px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand .brand-logo {
  margin-bottom: 16px;
}

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

.footer-brand .brand-tag {
  background: rgba(255, 255, 255, 0.12);
  color: var(--accent);
}

.footer-brand p {
  font-size: 14px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.55);
  max-width: 340px;
}

.footer-col h4 {
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 18px;
  position: relative;
  padding-bottom: 10px;
}

.footer-col h4::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 28px;
  height: 3px;
  border-radius: 4px;
  background: var(--accent);
}

.footer-col ul li {
  margin-bottom: 10px;
}

.footer-col ul li a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
  transition: var(--transition);
}

.footer-col ul li a i {
  font-size: 10px;
  color: var(--accent);
  transition: var(--transition);
}

.footer-col ul li a:hover {
  color: #fff;
  transform: translateX(4px);
}

.footer-contact li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 12px;
}

.footer-contact li i {
  color: var(--accent);
  width: 18px;
  text-align: center;
}

.footer-bottom {
  padding: 24px 0;
  text-align: center;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.35);
}

.footer-bottom p {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
}

/* ========== 响应式 ========== */
@media (max-width: 1024px) {
  .news-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .news-card.featured {
    grid-column: span 2;
    flex-direction: column;
  }

  .news-card.featured .news-cover {
    width: 100%;
    aspect-ratio: 16 / 9;
  }

  .news-card.featured .news-title {
    font-size: 20px;
  }

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

  .timeline-content {
    width: calc(50% - 30px);
  }

  .banner-title {
    font-size: 38px;
  }

  .section-title {
    font-size: 30px;
  }

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

@media (max-width: 768px) {
  .site-header {
    padding: 12px 16px 0;
  }

  .header-dock {
    padding: 10px 16px;
    gap: 12px;
  }

  .brand-name {
    font-size: 18px;
  }

  .brand-tag {
    font-size: 12px;
    padding: 3px 8px;
  }

  .nav-toggle {
    display: flex;
  }

  .main-nav {
    position: absolute;
    top: calc(100% + 14px);
    left: 0;
    right: 0;
    background: #fff;
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
    padding: 16px;
    flex-direction: column;
    align-items: stretch;
    gap: 6px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-12px) scale(0.98);
    transition: var(--transition);
    z-index: 100;
    border: 1px solid var(--border);
  }

  .main-nav.open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
  }

  .main-nav a {
    padding: 12px 18px;
    border-radius: 14px;
    font-size: 15px;
    display: flex;
    align-items: center;
  }

  .main-nav a.active {
    color: #fff;
    background: var(--primary);
  }

  .header-search input {
    display: none;
  }

  .header-search.open input {
    display: block;
    position: absolute;
    top: calc(100% + 12px);
    right: 0;
    width: 220px;
    padding: 10px 18px;
    border: 1px solid var(--border);
    border-radius: 40px;
    background: #fff;
    box-shadow: var(--shadow-lg);
    z-index: 30;
  }

  .page-banner {
    margin-top: -76px;
    padding: 100px 0 70px;
  }

  .banner-title {
    font-size: 32px;
  }

  .banner-subtitle {
    font-size: 15px;
  }

  .section {
    padding: 56px 0;
  }

  .section-title {
    font-size: 26px;
  }

  .section-subtitle {
    font-size: 15px;
  }

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

  .news-card.featured {
    grid-column: span 1;
  }

  .news-card.featured .news-cover {
    aspect-ratio: 4 / 3;
  }

  .news-title {
    font-size: 17px;
  }

  .news-card.featured .news-title {
    font-size: 19px;
  }

  .timeline-wrap::before {
    left: 16px;
    transform: none;
  }

  .timeline-item {
    padding-left: 48px;
    padding-right: 0;
    justify-content: flex-start;
  }

  .timeline-item:nth-child(even) {
    justify-content: flex-start;
    padding-left: 48px;
    padding-right: 0;
  }

  .timeline-dot {
    left: 16px;
    transform: translateX(-50%);
  }

  .timeline-content {
    width: 100%;
    padding: 20px;
  }

  .tag-cloud {
    gap: 10px;
  }

  .tag-item {
    padding: 8px 16px;
    font-size: 13px;
  }

  .faq-item summary {
    padding: 16px 18px;
    font-size: 15px;
  }

  .faq-item .faq-answer {
    padding: 14px 18px 18px;
    font-size: 14px;
  }

  .cta-section {
    padding: 64px 0;
  }

  .cta-title {
    font-size: 26px;
  }

  .cta-text {
    font-size: 15px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .footer-brand p {
    max-width: 100%;
  }

  .btn {
    padding: 12px 24px;
    font-size: 14px;
  }
}

@media (max-width: 520px) {
  .container {
    padding: 0 16px;
  }

  .brand-tag {
    display: none;
  }

  .brand-name {
    font-size: 17px;
  }

  .page-banner {
    padding: 90px 0 60px;
  }

  .banner-title {
    font-size: 28px;
  }

  .banner-badges {
    gap: 8px;
  }

  .badge-pill {
    padding: 5px 12px;
    font-size: 12px;
  }

  .section-title {
    font-size: 23px;
  }

  .news-card.featured .news-title {
    font-size: 18px;
  }

  .news-body {
    padding: 18px;
  }

  .intro-card {
    padding: 24px;
  }

  .intro-stats {
    flex-direction: column;
    gap: 14px;
  }

  .stat-num {
    font-size: 26px;
  }

  .timeline-title {
    font-size: 16px;
  }

  .btn-group {
    flex-direction: column;
    align-items: center;
  }

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

/* roulang page: category3 */
:root {
  --primary: #c8a96a;
  --primary-dark: #a8894e;
  --primary-light: #e8d5aa;
  --secondary: #1a1f36;
  --accent: #e85d3f;
  --bg: #f7f5f1;
  --bg-alt: #0f1117;
  --text: #1a1a1a;
  --text-weak: #6b7280;
  --border: #e5e7eb;
  --radius: 14px;
  --radius-lg: 24px;
  --shadow-sm: 0 2px 8px rgba(0,0,0,.06);
  --shadow-md: 0 8px 30px rgba(0,0,0,.08);
  --shadow-lg: 0 20px 50px rgba(0,0,0,.12);
  --container: 1200px;
  --space-section: 80px;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", Roboto, sans-serif; background: var(--bg); color: var(--text); line-height: 1.6; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: all .3s ease; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input { font-family: inherit; outline: none; }
ul, ol { list-style: none; }
.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }

/* ========== Header / Nav ========== */
.site-header { position: sticky; top: 0; z-index: 1000; padding: 18px 20px 8px; background: transparent; pointer-events: none; }
.header-dock { max-width: 1100px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; background: rgba(255,255,255,.92); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px); border-radius: 60px; padding: 10px 24px; box-shadow: var(--shadow-md); border: 1px solid rgba(255,255,255,.6); pointer-events: auto; transition: box-shadow .3s; }
.header-dock:hover { box-shadow: var(--shadow-lg); }
.brand-logo { display: flex; align-items: baseline; gap: 6px; }
.brand-name { font-size: 20px; font-weight: 800; letter-spacing: .5px; color: var(--secondary); }
.brand-tag { font-size: 12px; font-weight: 600; color: var(--primary); background: rgba(200,169,106,.15); padding: 2px 10px; border-radius: 20px; letter-spacing: 1px; }
.main-nav { display: flex; gap: 4px; align-items: center; }
.main-nav a { padding: 8px 16px; border-radius: 30px; font-size: 14px; font-weight: 500; color: var(--text); transition: all .3s; }
.main-nav a:hover { color: var(--primary-dark); background: rgba(200,169,106,.1); }
.main-nav a.active { color: #fff; background: var(--secondary); box-shadow: 0 4px 14px rgba(26,31,54,.25); }
.header-actions { display: flex; align-items: center; gap: 10px; }
.header-search { display: flex; align-items: center; background: var(--bg); border-radius: 30px; padding: 4px 4px 4px 16px; border: 1px solid var(--border); transition: all .3s; }
.header-search input { border: none; background: transparent; font-size: 13px; width: 120px; color: var(--text); }
.header-search input::placeholder { color: var(--text-weak); }
.header-search:focus-within { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(200,169,106,.15); width: 200px; }
.search-btn { width: 32px; height: 32px; border-radius: 50%; background: var(--secondary); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 13px; transition: all .3s; }
.search-btn:hover { background: var(--primary-dark); transform: scale(1.05); }
.nav-toggle { display: none; width: 40px; height: 40px; border-radius: 50%; background: var(--secondary); color: #fff; align-items: center; justify-content: center; font-size: 18px; }

/* ========== Hero / Banner ========== */
.category-hero { position: relative; padding: 120px 0 90px; overflow: hidden; }
.category-hero-bg { position: absolute; inset: 0; z-index: -2; background: linear-gradient(120deg, #0f1117 0%, #232738 100%); }
.category-hero-bg img { width: 100%; height: 100%; object-fit: cover; opacity: .35; }
.category-hero-bg::after { content: ''; position: absolute; inset: 0; background: radial-gradient(ellipse at 30% 40%, rgba(200,169,106,.15) 0%, transparent 60%); }
.hero-content { position: relative; z-index: 2; text-align: center; color: #fff; max-width: 800px; margin: 0 auto; }
.hero-tag { display: inline-block; background: rgba(200,169,106,.2); border: 1px solid rgba(200,169,106,.4); color: var(--primary-light); font-size: 13px; font-weight: 600; padding: 5px 18px; border-radius: 30px; letter-spacing: 1px; margin-bottom: 20px; }
.hero-content h1 { font-size: 46px; font-weight: 800; line-height: 1.2; margin-bottom: 16px; letter-spacing: 1px; }
.hero-content h1 span { color: var(--primary); }
.hero-content p { font-size: 17px; color: rgba(255,255,255,.8); line-height: 1.7; max-width: 600px; margin: 0 auto 30px; }
.hero-btns { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 12px 28px; border-radius: 30px; font-size: 14px; font-weight: 600; transition: all .3s; }
.btn-primary { background: var(--primary); color: var(--secondary); box-shadow: 0 4px 20px rgba(200,169,106,.4); }
.btn-primary:hover { background: var(--primary-light); transform: translateY(-2px); box-shadow: 0 8px 28px rgba(200,169,106,.5); }
.btn-outline { background: transparent; color: #fff; border: 1px solid rgba(255,255,255,.4); }
.btn-outline:hover { background: rgba(255,255,255,.1); border-color: #fff; transform: translateY(-2px); }

/* ========== Section Base ========== */
.section { padding: var(--space-section) 0; }
.section-alt { background: #fff; }
.section-dark { background: var(--bg-alt); color: #fff; }
.section-head { text-align: center; max-width: 680px; margin: 0 auto 50px; }
.section-tag { display: inline-block; font-size: 12px; font-weight: 700; letter-spacing: 2px; color: var(--primary); text-transform: uppercase; margin-bottom: 10px; }
.section-head h2 { font-size: 32px; font-weight: 800; line-height: 1.3; margin-bottom: 12px; color: var(--text); }
.section-head p { color: var(--text-weak); font-size: 15px; line-height: 1.7; }
.section-dark .section-head h2 { color: #fff; }
.section-dark .section-head p { color: rgba(255,255,255,.6); }

/* ========== Stats ========== */
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; margin-top: 40px; }
.stat-card { text-align: center; padding: 36px 24px; background: #fff; border-radius: var(--radius); box-shadow: var(--shadow-sm); border: 1px solid var(--border); transition: all .3s; }
.stat-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: transparent; }
.stat-num { font-size: 40px; font-weight: 800; color: var(--primary); line-height: 1; margin-bottom: 8px; }
.stat-label { font-size: 14px; color: var(--text-weak); }

/* ========== Service Cards ========== */
.service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.service-card { background: #fff; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-sm); border: 1px solid var(--border); transition: all .4s; }
.service-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.service-img { position: relative; height: 220px; overflow: hidden; }
.service-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s; }
.service-card:hover .service-img img { transform: scale(1.05); }
.service-img::after { content: ''; position: absolute; inset: 0; background: linear-gradient(to top, rgba(0,0,0,.3), transparent); }
.service-img .category-badge { position: absolute; top: 16px; left: 16px; z-index: 2; background: rgba(0,0,0,.6); backdrop-filter: blur(10px); color: #fff; font-size: 12px; padding: 4px 14px; border-radius: 30px; }
.service-body { padding: 26px; }
.service-body h3 { font-size: 19px; font-weight: 700; margin-bottom: 10px; color: var(--text); }
.service-body p { font-size: 14px; color: var(--text-weak); line-height: 1.7; margin-bottom: 18px; }
.service-link { font-size: 14px; font-weight: 600; color: var(--primary-dark); display: inline-flex; align-items: center; gap: 6px; }
.service-link i { transition: transform .3s; }
.service-link:hover i { transform: translateX(4px); }
.service-link:hover { color: var(--secondary); }

/* ========== Process / Timeline ========== */
.process-section { background: #fff; }
.process-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.process-item { text-align: center; padding: 30px 20px; position: relative; }
.process-item::after { content: ''; position: absolute; top: 50%; right: -12px; width: 24px; height: 2px; background: var(--border); }
.process-item:last-child::after { display: none; }
.process-icon { width: 68px; height: 68px; margin: 0 auto 18px; border-radius: 20px; background: linear-gradient(135deg, rgba(200,169,106,.2), rgba(200,169,106,.05)); display: flex; align-items: center; justify-content: center; font-size: 24px; color: var(--primary); transition: all .3s; }
.process-item:hover .process-icon { background: var(--primary); color: #fff; transform: scale(1.06); box-shadow: 0 8px 24px rgba(200,169,106,.35); }
.process-num { font-size: 12px; font-weight: 700; letter-spacing: 1px; color: var(--text-weak); margin-bottom: 6px; }
.process-item h3 { font-size: 17px; font-weight: 700; margin-bottom: 8px; color: var(--text); }
.process-item p { font-size: 13px; color: var(--text-weak); line-height: 1.6; }

/* ========== Feature List ========== */
.feature-section { position: relative; overflow: hidden; }
.feature-section::before { content: ''; position: absolute; inset: 0; background: url('/assets/images/backpic/back-3.png') center/cover fixed; opacity: .08; }
.feature-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 30px; position: relative; z-index: 2; }
.feature-item { display: flex; gap: 18px; padding: 26px; background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.08); border-radius: var(--radius); backdrop-filter: blur(10px); transition: all .3s; }
.feature-item:hover { background: rgba(255,255,255,.08); transform: translateY(-3px); }
.feature-icon { flex-shrink: 0; width: 50px; height: 50px; border-radius: 14px; background: rgba(200,169,106,.2); display: flex; align-items: center; justify-content: center; font-size: 20px; color: var(--primary); }
.feature-item h3 { font-size: 17px; font-weight: 700; margin-bottom: 6px; color: #fff; }
.feature-item p { font-size: 13px; color: rgba(255,255,255,.6); line-height: 1.6; }

/* ========== FAQ ========== */
.faq-wrap { max-width: 760px; margin: 0 auto; }
.faq-item { margin-bottom: 14px; border-radius: var(--radius); overflow: hidden; background: #fff; border: 1px solid var(--border); transition: all .3s; }
.faq-item:hover { border-color: rgba(200,169,106,.4); box-shadow: var(--shadow-sm); }
.faq-q { width: 100%; padding: 20px 24px; display: flex; align-items: center; justify-content: space-between; gap: 16px; font-size: 15px; font-weight: 600; color: var(--text); background: #fff; transition: all .3s; text-align: left; }
.faq-q:hover { color: var(--primary-dark); }
.faq-q i { flex-shrink: 0; font-size: 14px; color: var(--primary); transition: transform .3s; transition: all .3s; }
.faq-item.active .faq-q i { transform: rotate(180deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .4s ease; padding: 0 24px; border-top: 1px solid transparent; }
.faq-item.active .faq-a { max-height: 300px; padding: 16px 24px; border-top-color: var(--border); }
.faq-a p { font-size: 14px; color: var(--text-weak); line-height: 1.7; }

/* ========== CTA ========== */
.cta-section { position: relative; overflow: hidden; }
.cta-inner { max-width: 800px; margin: 0 auto; text-align: center; padding: 70px 30px; position: relative; z-index: 2; }
.cta-inner h2 { font-size: 32px; font-weight: 800; color: #fff; margin-bottom: 12px; }
.cta-inner p { font-size: 15px; color: rgba(255,255,255,.75); margin-bottom: 32px; }
.cta-bg { position: absolute; inset: 0; background: linear-gradient(120deg, #1a1f36 0%, #0f1117 100%); }
.cta-bg img { width: 100%; height: 100%; object-fit: cover; opacity: .25; }
.cta-bg::after { content: ''; position: absolute; inset: 0; background: radial-gradient(ellipse at center, rgba(200,169,106,.2), transparent 65%); }

/* ========== Footer ========== */
.site-footer { background: var(--bg-alt); color: rgba(255,255,255,.7); padding: 70px 0 30px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.2fr; gap: 40px; margin-bottom: 50px; }
.footer-brand .brand-logo { margin-bottom: 16px; }
.footer-brand .brand-name { color: #fff; }
.footer-brand p { font-size: 13px; line-height: 1.8; max-width: 320px; color: rgba(255,255,255,.5); }
.footer-col h4 { color: #fff; font-size: 15px; font-weight: 700; margin-bottom: 20px; position: relative; padding-bottom: 10px; }
.footer-col h4::after { content: ''; position: absolute; bottom: 0; left: 0; width: 24px; height: 2px; background: var(--primary); border-radius: 2px; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul a { font-size: 13px; color: rgba(255,255,255,.5); display: inline-flex; align-items: center; gap: 8px; transition: all .3s; }
.footer-col ul a i { font-size: 10px; color: var(--primary); }
.footer-col ul a:hover { color: #fff; padding-left: 4px; }
.footer-contact li { display: flex; align-items: center; gap: 12px; font-size: 13px; color: rgba(255,255,255,.5); margin-bottom: 12px; }
.footer-contact i { color: var(--primary); width: 18px; text-align: center; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.08); padding-top: 26px; text-align: center; font-size: 13px; color: rgba(255,255,255,.35); }

/* ========== Responsive ========== */
@media (max-width: 1024px) {
  .container { padding: 0 20px; }
  .service-grid { grid-template-columns: repeat(2, 1fr); }
  .process-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .process-item::after { display: none; }
  .feature-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 30px; }
}
@media (max-width: 768px) {
  :root { --space-section: 60px; }
  .header-dock { border-radius: 20px; flex-wrap: wrap; padding: 10px 16px; }
  .main-nav { display: none; position: absolute; top: calc(100% + 8px); left: 20px; right: 20px; background: #fff; border-radius: 20px; box-shadow: var(--shadow-lg); padding: 12px; flex-direction: column; gap: 2px; border: 1px solid var(--border); }
  .main-nav.open { display: flex; }
  .main-nav a { padding: 12px 16px; width: 100%; text-align: center; border-radius: 12px; }
  .nav-toggle { display: flex; }
  .header-search { display: none; }
  .category-hero { padding: 100px 0 70px; }
  .hero-content h1 { font-size: 30px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 14px; }
  .stat-num { font-size: 30px; }
  .section-head h2 { font-size: 26px; }
  .service-grid { grid-template-columns: 1fr; }
  .process-grid { grid-template-columns: 1fr 1fr; }
  .cta-inner { padding: 50px 24px; }
  .cta-inner h2 { font-size: 24px; }
  .footer-grid { grid-template-columns: 1fr; gap: 30px; }
}
@media (max-width: 520px) {
  :root { --space-section: 50px; }
  .hero-content h1 { font-size: 24px; }
  .hero-content p { font-size: 14px; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .stat-card { padding: 20px 14px; }
  .stat-num { font-size: 26px; }
  .process-grid { grid-template-columns: 1fr; }
  .btn { padding: 10px 20px; font-size: 13px; }
  .container { padding: 0 16px; }
  .brand-name { font-size: 17px; }
  .brand-tag { font-size: 10px; padding: 2px 8px; }
}

/* roulang page: category2 */
:root{
  --primary:#e63946;
  --primary-dark:#c1121f;
  --secondary:#1d3557;
  --accent:#ffb703;
  --accent-soft:#fff3cd;
  --bg:#f8f9fa;
  --bg-card:#ffffff;
  --bg-dark:#0f172a;
  --text:#1e293b;
  --text-light:#64748b;
  --text-white:#f8fafc;
  --border:#e2e8f0;
  --radius:18px;
  --radius-sm:10px;
  --radius-lg:28px;
  --shadow:0 4px 24px rgba(0,0,0,.06);
  --shadow-lg:0 12px 40px rgba(0,0,0,.12);
  --shadow-primary:0 6px 24px rgba(230,57,70,.28);
  --spacing:88px;
  --transition:all .3s cubic-bezier(.25,.46,.45,.94);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;background:var(--bg);color:var(--text);line-height:1.65;font-size:16px}
img{max-width:100%;display:block;border-radius:var(--radius)}
a{text-decoration:none;color:inherit;transition:var(--transition)}
button{font-family:inherit;cursor:pointer;border:none;background:none}
input{font-family:inherit;outline:none}
ul,ol{list-style:none}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 24px}
.section{padding:var(--spacing) 0}
.section-alt{background:linear-gradient(180deg,#f8f9fa 0%,#eef2f7 100%)}
.section-header{text-align:center;max-width:700px;margin:0 auto 52px}
.section-header .section-tag{display:inline-block;background:rgba(230,57,70,.1);color:var(--primary);font-size:14px;font-weight:600;padding:6px 18px;border-radius:50px;margin-bottom:16px;letter-spacing:.5px}
.section-header h2{font-size:36px;font-weight:800;color:var(--secondary);line-height:1.25;letter-spacing:-1px;margin-bottom:14px}
.section-header p{color:var(--text-light);font-size:17px;line-height:1.7}

/* ===== Header / Dock Navigation ===== */
.site-header{position:sticky;top:0;z-index:1000;padding:16px 0;background:transparent}
.header-dock{max-width:1200px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;background:rgba(255,255,255,.92);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid rgba(255,255,255,.4);border-radius:60px;padding:10px 18px 10px 28px;box-shadow:0 8px 32px rgba(0,0,0,.08)}
.brand-logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-logo .brand-name{font-size:24px;font-weight:900;color:var(--secondary);letter-spacing:-.5px}
.brand-logo .brand-tag{font-size:13px;font-weight:700;color:var(--primary);background:rgba(230,57,70,.1);padding:4px 12px;border-radius:20px}
.main-nav{display:flex;align-items:center;gap:6px}
.main-nav a{font-size:15px;font-weight:500;color:var(--text);padding:10px 18px;border-radius:30px;transition:var(--transition)}
.main-nav a:hover{color:var(--primary);background:rgba(230,57,70,.06)}
.main-nav a.active{background:var(--primary);color:#fff;box-shadow:var(--shadow-primary)}
.header-actions{display:flex;align-items:center;gap:10px}
.header-search{position:relative}
.header-search input{width:0;opacity:0;padding:0;border:1px solid var(--border);border-radius:30px;font-size:14px;transition:var(--transition)}
.header-search.open input{width:220px;opacity:1;padding:10px 16px 10px 40px}
.header-search .search-btn{width:42px;height:42px;border-radius:50%;background:var(--secondary);color:#fff;display:flex;align-items:center;justify-content:center;font-size:15px;transition:var(--transition);position:absolute;top:0;right:0}
.header-search .search-btn:hover{background:var(--primary);transform:scale(1.05)}
.nav-toggle{display:none;width:42px;height:42px;border-radius:50%;background:var(--secondary);color:#fff;font-size:16px;align-items:center;justify-content:center}
@media(max-width:992px){
  .main-nav{position:fixed;top:80px;left:16px;right:16px;background:#fff;border-radius:24px;flex-direction:column;padding:20px;gap:8px;box-shadow:0 20px 60px rgba(0,0,0,.15);display:none;z-index:999}
  .main-nav.open{display:flex}
  .main-nav a{width:100%;text-align:center;padding:14px}
  .nav-toggle{display:flex}
  .header-search.open input{width:160px}
}
@media(max-width:576px){
  .header-dock{padding:8px 12px 8px 18px;border-radius:50px}
  .brand-logo .brand-name{font-size:20px}
  .brand-logo .brand-tag{font-size:11px;padding:3px 8px}
}

/* ===== Page Hero ===== */
.page-hero{position:relative;padding:96px 0 80px;background:linear-gradient(135deg,#0f172a 0%,#1d3557 55%,#274c77 100%);overflow:hidden}
.page-hero::before{content:'';position:absolute;top:0;left:0;right:0;bottom:0;background:url('/assets/images/backpic/back-2.png') center/cover no-repeat;opacity:.22}
.page-hero::after{content:'';position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(135deg,rgba(15,23,42,.85) 0%,rgba(29,53,87,.75) 100%)}
.page-hero .container{position:relative;z-index:2}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:14px;color:rgba(255,255,255,.7);margin-bottom:28px}
.breadcrumb a{color:rgba(255,255,255,.6)}
.breadcrumb a:hover{color:#fff}
.breadcrumb .sep{opacity:.4}
.breadcrumb .current{color:var(--accent)}
.hero-content{max-width:760px}
.hero-content .hero-tag{display:inline-flex;align-items:center;gap:8px;background:rgba(255,183,3,.15);border:1px solid rgba(255,183,3,.3);color:var(--accent);font-size:14px;font-weight:600;padding:8px 20px;border-radius:50px;margin-bottom:20px}
.hero-content .hero-tag i{font-size:12px}
.hero-content h1{font-size:52px;font-weight:900;color:#fff;line-height:1.15;letter-spacing:-1.5px;margin-bottom:18px}
.hero-content h1 span{background:linear-gradient(90deg,var(--accent),#ffd166);-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.hero-content p{font-size:18px;color:rgba(255,255,255,.8);line-height:1.8;margin-bottom:36px;max-width:640px}
.hero-btns{display:flex;gap:16px;flex-wrap:wrap}
.hero-btns .btn-primary{background:var(--accent);color:var(--secondary);font-weight:700;padding:14px 32px;border-radius:50px;font-size:15px;box-shadow:0 8px 24px rgba(255,183,3,.35);transition:var(--transition)}
.hero-btns .btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 30px rgba(255,183,3,.45)}
.hero-btns .btn-ghost{border:1px solid rgba(255,255,255,.3);color:#fff;padding:14px 32px;border-radius:50px;font-size:15px;transition:var(--transition);background:rgba(255,255,255,.08)}
.hero-btns .btn-ghost:hover{background:rgba(255,255,255,.15);border-color:rgba(255,255,255,.5)}
.hero-stats{display:flex;gap:40px;margin-top:52px;flex-wrap:wrap}
.hero-stats .stat-item{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);border-radius:16px;padding:20px 28px;backdrop-filter:blur(8px)}
.hero-stats .stat-item .num{font-size:28px;font-weight:800;color:#fff;line-height:1.2}
.hero-stats .stat-item .label{font-size:13px;color:rgba(255,255,255,.65);margin-top:4px}
@media(max-width:768px){
  .page-hero{padding:64px 0 56px}
  .hero-content h1{font-size:36px}
  .hero-content p{font-size:16px}
  .hero-stats{gap:16px}
  .hero-stats .stat-item{padding:14px 20px}
}
@media(max-width:520px){
  .hero-content h1{font-size:30px}
  .hero-btns .btn-primary,.hero-btns .btn-ghost{padding:12px 24px;font-size:14px;width:100%;text-align:center}
}

/* ===== Featured Cards ===== */
.featured-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.featured-card{background:var(--bg-card);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow);transition:var(--transition);position:relative;border:1px solid rgba(255,255,255,.8)}
.featured-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg)}
.featured-card .cover-wrap{position:relative;aspect-ratio:16/10;overflow:hidden}
.featured-card .cover-wrap img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease}
.featured-card:hover .cover-wrap img{transform:scale(1.06)}
.featured-card .cover-wrap::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(0,0,0,.5))}
.featured-card .card-tag{position:absolute;top:16px;left:16px;z-index:2;background:rgba(230,57,70,.9);color:#fff;font-size:12px;font-weight:700;padding:6px 14px;border-radius:30px;letter-spacing:.5px;backdrop-filter:blur(4px)}
.featured-card .card-body{padding:24px 28px 28px}
.featured-card .card-body h3{font-size:20px;font-weight:700;color:var(--secondary);line-height:1.4;margin-bottom:12px}
.featured-card .card-body h3 a:hover{color:var(--primary)}
.featured-card .card-body p{font-size:14px;color:var(--text-light);line-height:1.7;margin-bottom:20px}
.featured-card .card-meta{display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--text-light);border-top:1px solid #f1f5f9;padding-top:18px}
.featured-card .card-meta .meta-left{display:flex;align-items:center;gap:14px}
.featured-card .card-meta i{color:var(--primary);font-size:13px}
@media(max-width:992px){
  .featured-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
  .featured-grid{grid-template-columns:1fr}
}

/* ===== Latest List ===== */
.latest-wrap{display:grid;grid-template-columns:1fr 360px;gap:40px}
.latest-list{display:flex;flex-direction:column;gap:16px}
.latest-item{display:flex;gap:20px;background:var(--bg-card);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow);transition:var(--transition);border:1px solid rgba(255,255,255,.8)}
.latest-item:hover{transform:translateX(6px);box-shadow:var(--shadow-lg)}
.latest-item .thumb{width:150px;height:100px;flex-shrink:0;overflow:hidden;border-radius:12px}
.latest-item .thumb img{width:100%;height:100%;object-fit:cover}
.latest-item .info{flex:1;display:flex;flex-direction:column;justify-content:center}
.latest-item .info .item-cats{display:flex;align-items:center;gap:10px;margin-bottom:8px}
.latest-item .info .item-cats .cat{font-size:12px;background:rgba(230,57,70,.1);color:var(--primary);font-weight:600;padding:3px 12px;border-radius:20px}
.latest-item .info .item-cats .date{font-size:12px;color:var(--text-light)}
.latest-item .info h3{font-size:17px;font-weight:600;color:var(--text);line-height:1.4;margin-bottom:6px}
.latest-item .info h3 a:hover{color:var(--primary)}
.latest-item .info p{font-size:13px;color:var(--text-light);line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.sidebar{display:flex;flex-direction:column;gap:28px}
.side-card{background:var(--bg-card);border-radius:var(--radius-lg);padding:30px;box-shadow:var(--shadow)}
.side-card h3{font-size:18px;font-weight:700;color:var(--secondary);margin-bottom:20px;padding-bottom:14px;border-bottom:2px solid #f1f5f9;position:relative}
.side-card h3::after{content:'';position:absolute;bottom:-2px;left:0;width:40px;height:2px;background:var(--primary)}
.side-card h3 i{color:var(--primary);margin-right:8px}
.hot-list li{display:flex;align-items:center;gap:12px;padding:12px 0;border-bottom:1px solid #f8fafc;font-size:14px}
.hot-list li:last-child{border-bottom:none}
.hot-list .rank{width:26px;height:26px;border-radius:8px;background:#f1f5f9;color:var(--text-light);font-size:13px;font-weight:700;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.hot-list li:nth-child(1) .rank{background:var(--primary);color:#fff}
.hot-list li:nth-child(2) .rank{background:var(--accent);color:var(--secondary)}
.hot-list li:nth-child(3) .rank{background:#ddd;color:var(--secondary)}
.hot-list li a{flex:1;color:var(--text)}
.hot-list li a:hover{color:var(--primary)}
.hot-list .views{font-size:12px;color:var(--text-light);white-space:nowrap}
@media(max-width:992px){
  .latest-wrap{grid-template-columns:1fr}
  .sidebar{flex-direction:row;flex-wrap:wrap}
  .side-card{flex:1;min-width:260px}
}
@media(max-width:768px){
  .latest-item{flex-direction:column}
  .latest-item .thumb{width:100%;height:160px}
}

/* ===== Tags Cloud ===== */
.tags-wrap{text-align:center}
.tags-cloud{display:flex;flex-wrap:wrap;justify-content:center;gap:14px;max-width:820px;margin:0 auto}
.tag-btn{display:inline-flex;align-items:center;gap:8px;background:var(--bg-card);border:1px solid var(--border);color:var(--text);font-size:15px;font-weight:500;padding:12px 26px;border-radius:50px;transition:var(--transition);box-shadow:var(--shadow)}
.tag-btn i{font-size:13px;color:var(--primary)}
.tag-btn:hover{background:var(--primary);color:#fff;border-color:var(--primary);transform:translateY(-3px);box-shadow:var(--shadow-primary)}
.tag-btn:hover i{color:#fff}
.tag-btn .count{background:#f1f5f9;color:var(--text-light);font-size:12px;padding:2px 8px;border-radius:20px;transition:var(--transition)}
.tag-btn:hover .count{background:rgba(255,255,255,.25);color:#fff}

/* ===== Guide Steps ===== */
.steps-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px}
.step-item{background:var(--bg-card);border-radius:var(--radius-lg);padding:32px 28px;text-align:center;box-shadow:var(--shadow);transition:var(--transition);position:relative}
.step-item:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.step-item .step-num{width:48px;height:48px;border-radius:50%;background:linear-gradient(135deg,var(--primary),#ff6b6b);color:#fff;font-size:20px;font-weight:800;display:flex;align-items:center;justify-content:center;margin:0 auto 20px;box-shadow:0 8px 20px rgba(230,57,70,.3)}
.step-item:nth-child(2) .step-num{background:linear-gradient(135deg,var(--secondary),#4a6fa5)}
.step-item:nth-child(3) .step-num{background:linear-gradient(135deg,var(--accent),#ffd166);color:var(--secondary)}
.step-item:nth-child(4) .step-num{background:linear-gradient(135deg,#06d6a0,#2ec4b6)}
.step-item h4{font-size:17px;font-weight:700;color:var(--secondary);margin-bottom:10px}
.step-item p{font-size:13px;color:var(--text-light);line-height:1.6}
@media(max-width:992px){
  .steps-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:520px){
  .steps-grid{grid-template-columns:1fr}
}

/* ===== FAQ ===== */
.faq-list{max-width:820px;margin:0 auto;display:flex;flex-direction:column;gap:16px}
.faq-item{background:var(--bg-card);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden;transition:var(--transition);border:1px solid rgba(255,255,255,.8)}
.faq-item:hover{box-shadow:var(--shadow-lg)}
.faq-item summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;padding:22px 28px;font-size:16px;font-weight:600;color:var(--text)}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary .faq-icon{width:28px;height:28px;border-radius:50%;background:rgba(230,57,70,.1);color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:13px;transition:var(--transition);flex-shrink:0}
.faq-item[open] summary .faq-icon{transform:rotate(45deg);background:var(--primary);color:#fff}
.faq-item .faq-body{padding:0 28px 24px;color:var(--text-light);font-size:15px;line-height:1.7}

/* ===== CTA ===== */
.cta-section{padding:0 0 var(--spacing)}
.cta-box{background:linear-gradient(135deg,#1d3557,#0f172a),url('/assets/images/backpic/back-1.png') center/cover no-repeat;background-blend-mode:overlay;border-radius:32px;padding:80px 60px;text-align:center;position:relative;overflow:hidden;box-shadow:var(--shadow-lg)}
.cta-box::before{content:'';position:absolute;top:-80px;right:-80px;width:300px;height:300px;background:radial-gradient(circle,rgba(255,183,3,.2),transparent 70%)}
.cta-box::after{content:'';position:absolute;bottom:-100px;left:-40px;width:260px;height:260px;background:radial-gradient(circle,rgba(230,57,70,.2),transparent 70%)}
.cta-box h2{font-size:34px;font-weight:800;color:#fff;line-height:1.3;margin-bottom:14px;letter-spacing:-1px}
.cta-box p{font-size:16px;color:rgba(255,255,255,.75);max-width:560px;margin:0 auto 36px;line-height:1.7}
.cta-btns{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;position:relative;z-index:2}
.cta-btns .btn-primary{background:var(--accent);color:var(--secondary);font-weight:700;padding:14px 36px;border-radius:50px;font-size:15px;box-shadow:0 8px 24px rgba(255,183,3,.35);transition:var(--transition)}
.cta-btns .btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 32px rgba(255,183,3,.5)}
.cta-btns .btn-outline{border:1px solid rgba(255,255,255,.3);color:#fff;padding:14px 36px;border-radius:50px;font-size:15px;transition:var(--transition)}
.cta-btns .btn-outline:hover{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.5)}
@media(max-width:768px){
  .cta-box{padding:48px 28px}
  .cta-box h2{font-size:26px}
}

/* ===== Pagination ===== */
.pagination{display:flex;justify-content:center;gap:10px;margin-top:48px}
.pagination a,.pagination .page-dot{display:flex;align-items:center;justify-content:center;min-width:42px;height:42px;padding:0 12px;background:var(--bg-card);border-radius:12px;font-size:14px;font-weight:600;color:var(--text-light);box-shadow:var(--shadow);transition:var(--transition)}
.pagination a:hover{background:var(--primary);color:#fff;transform:translateY(-2px)}
.pagination .active{background:var(--primary);color:#fff;box-shadow:var(--shadow-primary)}
.pagination .page-dot{color:var(--text-light)}

/* ===== Footer ===== */
.site-footer{background:var(--bg-dark);color:rgba(255,255,255,.75);padding:76px 0 0;margin-top:0}
.site-footer .container{max-width:1200px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:44px;padding-bottom:48px;border-bottom:1px solid rgba(255,255,255,.08)}
.footer-brand .brand-logo{margin-bottom:18px}
.footer-brand .brand-logo .brand-name{color:#fff}
.footer-brand .brand-logo .brand-tag{background:rgba(230,57,70,.3);color:#ffd0d3}
.footer-brand p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.6)}
.footer-col h4{font-size:16px;font-weight:700;color:#fff;margin-bottom:20px;position:relative;padding-bottom:12px}
.footer-col h4::after{content:'';position:absolute;bottom:0;left:0;width:28px;height:2px;background:var(--primary)}
.footer-col ul li{margin-bottom:12px}
.footer-col ul li a{font-size:14px;color:rgba(255,255,255,.6);display:inline-flex;align-items:center;gap:8px;transition:var(--transition)}
.footer-col ul li a:hover{color:var(--accent);transform:translateX(4px)}
.footer-col ul li a i{font-size:10px;opacity:.6}
.footer-col .footer-contact li{display:flex;align-items:center;gap:12px;font-size:14px;color:rgba(255,255,255,.6)}
.footer-col .footer-contact li i{color:var(--accent);font-size:14px;width:16px}
.footer-bottom{padding:28px 0 36px;text-align:center}
.footer-bottom p{font-size:13px;color:rgba(255,255,255,.4)}
@media(max-width:992px){
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:576px){
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .footer-brand p{font-size:13px}
}

/* ===== Utility ===== */
.section-anchor{scroll-margin-top:100px}
.btn-focus:focus-visible{outline:3px solid var(--accent);outline-offset:2px}
a:focus-visible,input:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid var(--accent);outline-offset:2px}
@media(max-width:768px){
  .section{padding:56px 0}
  .section-header h2{font-size:28px}
  .container{padding:0 20px}
}