/* roulang page: index */
:root{
  --primary:#1355e0;
  --primary-dark:#0c3fae;
  --primary-light:#eaf1ff;
  --accent:#f97316;
  --accent-light:#fff1e6;
  --dark:#0d1b2a;
  --text:#2b3445;
  --muted:#64748b;
  --border:#e2e8f0;
  --bg:#f8fafc;
  --white:#ffffff;
  --radius:16px;
  --radius-sm:10px;
  --shadow:0 10px 30px rgba(13,27,42,.07);
  --shadow-lg:0 20px 50px rgba(13,27,42,.12);
  --font:'PingFang SC','Microsoft YaHei','Segoe UI',system-ui,sans-serif;
  --transition:all .25s ease;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  background:var(--bg);
  color:var(--text);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
a{
  color:inherit;
  text-decoration:none;
  transition:var(--transition);
}
img{max-width:100%;display:block}
button{font-family:inherit}
ul,ol{list-style:none}
p{margin:0}

/* ===== Header & Nav ===== */
.site-header{
  position:sticky;
  top:0;
  z-index:1080;
  background:rgba(255,255,255,.96);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--border);
}
.navbar{
  padding:14px 0;
}
.navbar-brand{
  display:flex;
  align-items:center;
  gap:10px;
  margin:0;
  padding:0;
}
.brand-icon{
  width:40px;
  height:40px;
  border-radius:12px;
  background:linear-gradient(135deg,var(--primary),var(--primary-dark));
  color:#fff;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:18px;
  box-shadow:0 6px 18px rgba(19,85,224,.32);
  flex-shrink:0;
}
.brand-text{
  font-weight:800;
  font-size:18px;
  color:var(--dark);
  letter-spacing:.4px;
  white-space:nowrap;
}
.navbar-nav{
  gap:4px;
}
.navbar-nav .nav-link{
  padding:9px 18px;
  border-radius:50px;
  font-weight:600;
  font-size:15px;
  color:var(--text);
  white-space:nowrap;
}
.navbar-nav .nav-link:hover{
  color:var(--primary);
  background:var(--primary-light);
}
.navbar-nav .nav-link.active{
  color:var(--primary);
  background:var(--primary-light);
}
.nav-actions{
  display:flex;
  align-items:center;
  gap:14px;
}
.search-box{
  display:flex;
  align-items:center;
  background:var(--bg);
  border:1px solid var(--border);
  border-radius:50px;
  padding:4px 4px 4px 18px;
  transition:var(--transition);
}
.search-box:focus-within{
  border-color:var(--primary);
  box-shadow:0 0 0 4px rgba(19,85,224,.12);
  background:var(--white);
}
.search-box input{
  border:none;
  background:transparent;
  outline:none;
  font-size:14px;
  width:120px;
  color:var(--text);
}
.search-box input::placeholder{
  color:#94a3b8;
}
.search-box button{
  width:34px;
  height:34px;
  border:none;
  border-radius:50%;
  background:var(--primary);
  color:#fff;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:13px;
  cursor:pointer;
  transition:var(--transition);
}
.search-box button:hover{
  background:var(--primary-dark);
}
.btn-cta{
  display:inline-flex;
  align-items:center;
  gap:8px;
  justify-content:center;
  background:var(--primary);
  color:#fff;
  border:2px solid var(--primary);
  border-radius:50px;
  padding:9px 22px;
  font-weight:700;
  font-size:14px;
  white-space:nowrap;
  cursor:pointer;
  transition:var(--transition);
}
.btn-cta:hover{
  background:var(--primary-dark);
  border-color:var(--primary-dark);
  color:#fff;
  transform:translateY(-2px);
  box-shadow:0 8px 22px rgba(19,85,224,.3);
}
.btn-cta:active{
  transform:translateY(0);
  box-shadow:none;
}
.btn-cta:focus-visible,
.text-link:focus-visible,
.search-box button:focus-visible,
.navbar-nav .nav-link:focus-visible{
  outline:3px solid rgba(19,85,224,.35);
  outline-offset:2px;
}
.navbar-toggler{
  border:1px solid var(--border);
  border-radius:10px;
  padding:6px 10px;
  background:var(--white);
}
.navbar-toggler:focus{
  box-shadow:0 0 0 4px rgba(19,85,224,.15);
}
.navbar-toggler-icon{
  background-image:url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%280,0,0,0.55%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* ===== Hero ===== */
.hero{
  position:relative;
  padding:130px 0 110px;
  background:url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  color:#fff;
  overflow:hidden;
}
.hero::before{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(135deg,rgba(5,14,30,.84),rgba(13,27,42,.6));
}
.hero .container{
  position:relative;
  z-index:2;
  max-width:1080px;
  text-align:center;
}
.hero-badge{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:7px 20px;
  border-radius:50px;
  background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.28);
  font-size:14px;
  font-weight:600;
  letter-spacing:.5px;
  margin-bottom:26px;
  backdrop-filter:blur(6px);
}
.hero-badge i{
  color:var(--accent);
}
.hero h1{
  font-size:3.2rem;
  font-weight:900;
  letter-spacing:2px;
  line-height:1.25;
  margin-bottom:20px;
  text-shadow:0 4px 24px rgba(0,0,0,.25);
}
.hero .lead{
  font-size:1.15rem;
  max-width:680px;
  margin:0 auto 38px;
  color:rgba(255,255,255,.88);
  line-height:1.8;
}
.hero-actions{
  display:flex;
  justify-content:center;
  gap:16px;
  flex-wrap:wrap;
}
.btn-light-hero{
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:#fff;
  color:var(--dark);
  border-radius:50px;
  padding:12px 30px;
  font-weight:700;
  font-size:15px;
  border:none;
  cursor:pointer;
  transition:var(--transition);
}
.btn-light-hero:hover{
  background:var(--primary);
  color:#fff;
  transform:translateY(-3px);
  box-shadow:0 12px 28px rgba(19,85,224,.4);
}
.btn-outline-hero{
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:rgba(255,255,255,.1);
  color:#fff;
  border:1px solid rgba(255,255,255,.4);
  border-radius:50px;
  padding:12px 30px;
  font-weight:700;
  font-size:15px;
  cursor:pointer;
  transition:var(--transition);
}
.btn-outline-hero:hover{
  background:#fff;
  color:var(--dark);
  border-color:#fff;
  transform:translateY(-3px);
}
.hero-stats{
  display:flex;
  justify-content:center;
  gap:24px;
  margin-top:56px;
  flex-wrap:wrap;
}
.stat-item{
  min-width:150px;
  text-align:center;
  padding:20px 28px;
  border-radius:18px;
  background:rgba(255,255,255,.1);
  border:1px solid rgba(255,255,255,.2);
  backdrop-filter:blur(10px);
}
.stat-num{
  font-size:1.9rem;
  font-weight:900;
  color:#fff;
  line-height:1.2;
}
.stat-label{
  font-size:.88rem;
  color:rgba(255,255,255,.78);
  margin-top:4px;
}

/* ===== Section ===== */
.section{
  padding:84px 0;
}
.section-white{
  background:var(--white);
}
.section-head{
  text-align:center;
  margin-bottom:52px;
}
.section-tag{
  display:inline-block;
  background:var(--primary-light);
  color:var(--primary);
  font-size:13px;
  font-weight:700;
  padding:6px 18px;
  border-radius:50px;
  letter-spacing:.5px;
  margin-bottom:14px;
}
.section-head h2{
  font-size:2rem;
  font-weight:800;
  color:var(--dark);
  letter-spacing:.5px;
  margin-bottom:12px;
}
.section-head p{
  color:var(--muted);
  max-width:640px;
  margin:0 auto;
  font-size:.98rem;
}

/* ===== Feature Cards ===== */
.feature-card{
  background:var(--white);
  border:1px solid var(--border);
  border-radius:18px;
  padding:30px 26px;
  height:100%;
  transition:var(--transition);
}
.feature-card:hover{
  transform:translateY(-6px);
  box-shadow:var(--shadow-lg);
  border-color:var(--primary);
}
.feature-icon{
  width:54px;
  height:54px;
  border-radius:15px;
  background:var(--primary-light);
  color:var(--primary);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:22px;
  margin-bottom:20px;
}
.feature-card h3{
  font-size:1.12rem;
  font-weight:800;
  color:var(--dark);
  margin-bottom:10px;
}
.feature-card p{
  color:var(--muted);
  font-size:.92rem;
  line-height:1.7;
  margin:0;
}

/* ===== Category Cards ===== */
.category-card{
  position:relative;
  height:100%;
  min-height:380px;
  border-radius:22px;
  overflow:hidden;
  border:1px solid var(--border);
  box-shadow:var(--shadow);
  transition:var(--transition);
  display:block;
}
.category-card:hover{
  box-shadow:var(--shadow-lg);
  transform:translateY(-6px);
}
.category-card .category-img{
  position:absolute;
  inset:0;
}
.category-card .category-img img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .7s ease;
}
.category-card:hover .category-img img{
  transform:scale(1.06);
}
.category-card::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(to top,rgba(13,27,42,.85),rgba(13,27,42,.28) 55%,rgba(13,27,42,.08));
  transition:var(--transition);
}
.category-body{
  position:absolute;
  left:0;
  right:0;
  bottom:0;
  padding:30px;
  z-index:2;
}
.category-badge{
  display:inline-block;
  background:rgba(255,255,255,.2);
  color:#fff;
  border:1px solid rgba(255,255,255,.35);
  padding:5px 14px;
  border-radius:50px;
  font-size:12px;
  font-weight:700;
  letter-spacing:.5px;
  margin-bottom:14px;
  backdrop-filter:blur(5px);
}
.category-body h3{
  color:#fff;
  font-size:1.55rem;
  font-weight:900;
  margin-bottom:8px;
}
.category-body p{
  color:rgba(255,255,255,.85);
  font-size:.92rem;
  line-height:1.7;
  margin-bottom:18px;
  max-width:480px;
}
.category-body .text-link{
  color:#fff;
  font-weight:700;
  font-size:.9rem;
  display:inline-flex;
  align-items:center;
  gap:8px;
  border-bottom:1px solid rgba(255,255,255,.4);
  padding-bottom:4px;
}
.category-body .text-link:hover{
  color:var(--accent);
  border-color:var(--accent);
  gap:12px;
}

/* ===== News Cards ===== */
.news-card{
  background:var(--white);
  border:1px solid var(--border);
  border-radius:18px;
  overflow:hidden;
  height:100%;
  display:flex;
  flex-direction:column;
  transition:var(--transition);
}
.news-card:hover{
  transform:translateY(-6px);
  box-shadow:var(--shadow-lg);
  border-color:var(--primary);
}
.news-img-link{
  display:block;
  height:185px;
  overflow:hidden;
}
.news-img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .6s ease;
}
.news-card:hover .news-img{
  transform:scale(1.06);
}
.news-body{
  padding:20px 22px 24px;
  display:flex;
  flex-direction:column;
  flex:1;
}
.news-meta{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:10px;
  flex-wrap:wrap;
}
.news-category{
  background:var(--primary-light);
  color:var(--primary);
  padding:4px 12px;
  border-radius:50px;
  font-size:12px;
  font-weight:700;
}
.news-date{
  color:var(--muted);
  font-size:13px;
  display:inline-flex;
  align-items:center;
  gap:4px;
}
.news-title{
  font-size:1.05rem;
  font-weight:800;
  color:var(--dark);
  line-height:1.5;
  margin-bottom:10px;
}
.news-title a{
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.news-title a:hover{
  color:var(--primary);
}
.news-desc{
  color:var(--muted);
  font-size:.9rem;
  line-height:1.7;
  margin-bottom:16px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.news-more{
  margin-top:auto;
  color:var(--primary);
  font-weight:700;
  font-size:.85rem;
  display:inline-flex;
  align-items:center;
  gap:6px;
  transition:gap .25s ease,color .25s ease;
}
.news-more:hover{
  color:var(--primary-dark);
  gap:10px;
}
.empty-state{
  width:100%;
  text-align:center;
  padding:60px 24px;
  background:var(--white);
  border-radius:18px;
  border:1px dashed var(--border);
  color:var(--muted);
  font-size:1rem;
}

/* ===== Hot Cards ===== */
.hot-card{
  background:var(--white);
  border:1px solid var(--border);
  border-radius:18px;
  padding:30px 26px;
  height:100%;
  transition:var(--transition);
  box-shadow:var(--shadow);
}
.hot-card:hover{
  transform:translateY(-6px);
  box-shadow:var(--shadow-lg);
  border-color:var(--primary);
}
.hot-top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  margin-bottom:18px;
}
.hot-icon{
  width:50px;
  height:50px;
  border-radius:15px;
  background:var(--primary-light);
  color:var(--primary);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:20px;
}
.hot-tag{
  font-size:12px;
  font-weight:700;
  background:var(--accent-light);
  color:var(--accent);
  padding:4px 12px;
  border-radius:50px;
}
.hot-card h3{
  font-size:1.12rem;
  font-weight:800;
  color:var(--dark);
  margin-bottom:8px;
}
.hot-card p{
  color:var(--muted);
  font-size:.92rem;
  line-height:1.7;
  margin-bottom:18px;
}
.hot-card a{
  color:var(--primary);
  font-weight:700;
  font-size:.88rem;
  display:inline-flex;
  align-items:center;
  gap:6px;
}
.hot-card a:hover{
  color:var(--primary-dark);
  gap:10px;
}

/* ===== Steps ===== */
.step-card{
  position:relative;
  background:var(--white);
  border:1px solid var(--border);
  border-radius:18px;
  padding:32px 24px 28px;
  height:100%;
  transition:var(--transition);
  overflow:hidden;
}
.step-card:hover{
  transform:translateY(-6px);
  box-shadow:var(--shadow-lg);
}
.step-num{
  position:absolute;
  top:14px;
  right:20px;
  font-size:2.6rem;
  font-weight:900;
  color:#e9eef6;
  line-height:1;
}
.step-icon{
  width:52px;
  height:52px;
  border-radius:15px;
  background:linear-gradient(135deg,var(--primary),var(--primary-dark));
  color:#fff;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:20px;
  margin-bottom:18px;
  box-shadow:0 8px 20px rgba(19,85,224,.25);
}
.step-card h3{
  font-size:1.08rem;
  font-weight:800;
  color:var(--dark);
  margin-bottom:8px;
}
.step-card p{
  font-size:.9rem;
  color:var(--muted);
  line-height:1.7;
  margin:0;
}

/* ===== Accordion ===== */
.accordion-item{
  border:1px solid var(--border);
  border-radius:16px !important;
  overflow:hidden;
  margin-bottom:14px;
  background:var(--white);
  box-shadow:none;
}
.accordion-item:first-of-type,
.accordion-item:last-of-type{
  border-radius:16px !important;
}
.accordion-button{
  font-weight:700;
  color:var(--text);
  background:var(--white);
  padding:20px 24px;
  font-size:1rem;
  box-shadow:none;
  border:none;
}
.accordion-button:not(.collapsed){
  background:var(--primary-light);
  color:var(--primary);
  box-shadow:none;
}
.accordion-button:focus{
  box-shadow:0 0 0 4px rgba(19,85,224,.13);
  border-color:transparent;
}
.accordion-button::after{
  background-size:1.05rem;
}
.accordion-body{
  color:var(--muted);
  font-size:.95rem;
  line-height:1.8;
  padding:8px 24px 24px;
}

/* ===== CTA ===== */
.cta-section{
  position:relative;
  padding:110px 0;
  background:url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  color:#fff;
  overflow:hidden;
}
.cta-section::before{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(135deg,rgba(5,14,30,.82),rgba(13,27,42,.7));
}
.cta-box{
  position:relative;
  z-index:2;
  max-width:720px;
  margin:0 auto;
  text-align:center;
}
.cta-box h2{
  font-size:2.2rem;
  font-weight:900;
  letter-spacing:1px;
  margin-bottom:16px;
}
.cta-box p{
  font-size:1.05rem;
  color:rgba(255,255,255,.85);
  margin-bottom:32px;
}
.btn-cta-light{
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:#fff;
  color:var(--dark);
  border:none;
  border-radius:50px;
  padding:14px 36px;
  font-weight:800;
  font-size:15px;
  cursor:pointer;
  transition:var(--transition);
  box-shadow:0 10px 30px rgba(0,0,0,.2);
}
.btn-cta-light:hover{
  background:var(--primary);
  color:#fff;
  transform:translateY(-3px);
  box-shadow:0 14px 34px rgba(19,85,224,.45);
}
.btn-cta-light:active{
  transform:translateY(0);
}

/* ===== Footer ===== */
.site-footer{
  background:var(--dark);
  color:#cbd5e1;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr;
  gap:48px;
  padding:64px 0 44px;
}
.footer-brand{
  font-size:1.25rem;
  font-weight:900;
  color:#fff;
  letter-spacing:.5px;
  margin-bottom:16px;
  display:flex;
  align-items:center;
  gap:10px;
}
.footer-brand .brand-dot{
  width:10px;
  height:10px;
  border-radius:50%;
  background:var(--primary);
  box-shadow:0 0 0 4px rgba(19,85,224,.2);
}
.footer-about p{
  font-size:.9rem;
  color:#94a3b8;
  line-height:1.9;
  max-width:360px;
}
.footer-col h4{
  color:#fff;
  font-size:1rem;
  font-weight:800;
  margin-bottom:18px;
  letter-spacing:.5px;
}
.footer-col ul{
  padding:0;
  margin:0;
}
.footer-col ul li{
  margin-bottom:10px;
}
.footer-col ul a{
  color:#94a3b8;
  font-size:.9rem;
  transition:var(--transition);
}
.footer-col ul a:hover{
  color:#fff;
  padding-left:6px;
}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.08);
  padding:22px 0;
  text-align:center;
  color:#64748b;
  font-size:.85rem;
}

/* ===== Responsive ===== */
@media (max-width: 1024px){
  .hero h1{
    font-size:2.7rem;
  }
  .category-card{
    min-height:350px;
  }
}

@media (max-width: 991.98px){
  .navbar-collapse{
    background:var(--white);
    padding:20px;
    border-radius:16px;
    box-shadow:var(--shadow-lg);
    margin-top:14px;
    border:1px solid var(--border);
  }
  .navbar-nav{
    gap:2px;
    margin-bottom:12px;
  }
  .navbar-nav .nav-link{
    padding:10px 16px;
  }
  .nav-actions{
    flex-direction:column;
    align-items:stretch;
    gap:10px;
  }
  .search-box{
    display:none;
  }
  .btn-cta{
    justify-content:center;
  }
  .hero{
    padding:110px 0 90px;
  }
  .footer-grid{
    grid-template-columns:1fr 1fr;
    gap:36px;
  }
}

@media (max-width: 768px){
  .section{
    padding:60px 0;
  }
  .section-head{
    margin-bottom:38px;
  }
  .section-head h2{
    font-size:1.7rem;
  }
  .hero{
    padding:90px 0 72px;
  }
  .hero h1{
    font-size:2rem;
    letter-spacing:1px;
  }
  .hero .lead{
    font-size:1rem;
  }
  .hero-stats{
    gap:12px;
    margin-top:38px;
  }
  .stat-item{
    min-width:120px;
    padding:16px 20px;
  }
  .stat-num{
    font-size:1.5rem;
  }
  .brand-text{
    font-size:15px;
  }
  .footer-grid{
    grid-template-columns:1fr;
    padding:50px 0 30px;
  }
  .category-body h3{
    font-size:1.3rem;
  }
  .cta-box h2{
    font-size:1.8rem;
  }
}

@media (max-width: 520px){
  .hero h1{
    font-size:1.65rem;
  }
  .hero .lead{
    font-size:.95rem;
  }
  .hero-actions{
    gap:10px;
  }
  .btn-light-hero,
  .btn-outline-hero{
    padding:10px 22px;
    font-size:14px;
  }
  .stat-item{
    min-width:104px;
    padding:14px 12px;
  }
  .stat-num{
    font-size:1.25rem;
  }
  .stat-label{
    font-size:.78rem;
  }
  .section-head h2{
    font-size:1.45rem;
  }
  .footer-brand{
    font-size:1.1rem;
  }
  .category-card{
    min-height:320px;
  }
  .category-body{
    padding:22px;
  }
  .category-body h3{
    font-size:1.2rem;
  }
}

/* roulang page: category1 */
:root {
  --brand-primary: #1e3a8a;
  --brand-secondary: #2563eb;
  --brand-accent: #f97316;
  --brand-gradient: linear-gradient(135deg, #1e3a8a 0%, #2563eb 100%);
  --bg-body: #f8fafc;
  --bg-card: #ffffff;
  --bg-dark: #0f172a;
  --text-main: #1e293b;
  --text-body: #475569;
  --text-light: #94a3b8;
  --border-color: #e2e8f0;
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 8px;
  --shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.04);
  --shadow-md: 0 8px 24px rgba(15, 23, 42, 0.06);
  --shadow-lg: 0 16px 40px rgba(15, 23, 42, 0.10);
  --spacing-section: 80px;
}
* { box-sizing: border-box; }
html, body { min-height: 100%; }
body {
  margin: 0;
  font-family: "PingFang SC", "Microsoft YaHei", "Segoe UI", Roboto, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.7;
  color: var(--text-body);
  background: var(--bg-body);
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; transition: color 0.25s ease, background 0.25s ease, border 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease; }
img { max-width: 100%; height: auto; display: block; }
button, input { font: inherit; border: none; outline: none; }
ul, ol { padding: 0; margin: 0; list-style: none; }
.container { max-width: 1200px; padding-left: 20px; padding-right: 20px; }
:focus-visible { outline: 3px solid rgba(37, 99, 235, 0.45); outline-offset: 2px; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1050;
  background: #ffffff;
  border-bottom: 1px solid var(--border-color);
  box-shadow: 0 4px 20px rgba(15, 23, 42, 0.04);
}
.site-header .navbar { padding: 14px 0; }
.navbar-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--text-main);
  letter-spacing: 0.5px;
}
.navbar-brand:hover, .navbar-brand:focus { color: var(--brand-primary); }
.brand-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--brand-gradient);
  border-radius: 12px;
  color: #fff;
  font-size: 18px;
  box-shadow: 0 6px 14px rgba(30, 58, 138, 0.25);
}
.brand-text { white-space: nowrap; }
.navbar-nav { gap: 4px; }
.nav-link {
  font-weight: 600;
  color: var(--text-main);
  padding: 8px 18px !important;
  border-radius: 40px;
  font-size: 0.95rem;
  transition: all 0.25s ease;
}
.nav-link:hover, .nav-link:focus { color: var(--brand-secondary); background: rgba(37, 99, 235, 0.06); }
.nav-link.active {
  color: #fff !important;
  background: var(--brand-gradient) !important;
  box-shadow: 0 6px 16px rgba(37, 99, 235, 0.25);
}
.nav-actions { display: flex; align-items: center; gap: 12px; }
.search-box {
  display: flex;
  align-items: center;
  background: #f1f5f9;
  border: 1px solid transparent;
  border-radius: 40px;
  padding: 3px 4px 3px 16px;
  width: 220px;
  transition: border-color 0.25s ease, background 0.25s ease;
}
.search-box:focus-within { border-color: var(--brand-secondary); background: #fff; box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.10); }
.search-box input { background: transparent; border: none; flex: 1; font-size: 0.9rem; color: var(--text-main); }
.search-box input::placeholder { color: var(--text-light); }
.search-box button { background: var(--brand-gradient); color: #fff; width: 34px; height: 34px; border-radius: 50%; display: flex; align-items: center; justify-content: center; cursor: pointer; transition: transform 0.2s ease, opacity 0.2s ease; }
.search-box button:hover { transform: scale(1.06); opacity: 0.92; }
.btn-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--brand-accent);
  color: #fff;
  font-weight: 700;
  font-size: 0.92rem;
  padding: 10px 22px;
  border-radius: 40px;
  box-shadow: 0 6px 18px rgba(249, 115, 22, 0.35);
  transition: all 0.25s ease;
  white-space: nowrap;
}
.btn-cta:hover {
  background: #ea580c;
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(249, 115, 22, 0.42);
}
.navbar-toggler { border: none; border-radius: 10px; padding: 6px 10px; }
.navbar-toggler:focus { box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.15); }
.navbar-toggler-icon { background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(30, 58, 138, 0.8)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e"); }

/* Hero */
.hero-section {
  position: relative;
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.94), rgba(30, 58, 138, 0.86)), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  padding: 120px 0 100px;
  color: #fff;
  overflow: hidden;
}
.hero-section::after {
  content: "";
  position: absolute;
  right: -80px;
  top: 60px;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  background: rgba(37, 99, 235, 0.22);
  filter: blur(60px);
  pointer-events: none;
}
.hero-content { position: relative; z-index: 2; max-width: 760px; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 40px;
  padding: 8px 18px;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  backdrop-filter: blur(6px);
  margin-bottom: 26px;
}
.hero-badge i { color: #fbbf24; }
.hero-section h1 {
  font-size: 3.15rem;
  font-weight: 800;
  line-height: 1.18;
  margin-bottom: 20px;
  letter-spacing: 1px;
  color: #fff;
}
.hero-section p {
  font-size: 1.12rem;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.86);
  max-width: 620px;
  margin-bottom: 34px;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 48px; }
.btn-primary {
  background: var(--brand-gradient);
  border: none;
  border-radius: 40px;
  padding: 13px 28px;
  font-weight: 700;
  color: #fff;
  box-shadow: 0 8px 20px rgba(37, 99, 235, 0.35);
  transition: all 0.25s ease;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.btn-primary:hover {
  background: var(--brand-primary);
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(37, 99, 235, 0.45);
  color: #fff;
}
.btn-outline-light {
  background: transparent;
  border: 2px solid rgba(255, 255, 255, 0.6);
  border-radius: 40px;
  padding: 12px 26px;
  font-weight: 600;
  color: #fff;
  transition: all 0.25s ease;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.btn-outline-light:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: #fff;
  color: #fff;
  transform: translateY(-2px);
}
.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 28px;
  padding-top: 8px;
}
.hero-stats div {
  min-width: 100px;
  padding-right: 28px;
  border-right: 1px solid rgba(255, 255, 255, 0.2);
}
.hero-stats div:last-child { border-right: none; padding-right: 0; }
.hero-stats strong { display: block; font-size: 1.7rem; font-weight: 800; color: #fff; line-height: 1.2; }
.hero-stats span { font-size: 0.85rem; color: rgba(255, 255, 255, 0.7); }

/* Section defaults */
.section { padding: var(--spacing-section) 0; }
.section-head {
  max-width: 680px;
  margin-bottom: 44px;
}
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-tag {
  display: inline-block;
  background: rgba(37, 99, 235, 0.10);
  color: var(--brand-secondary);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 1px;
  padding: 6px 16px;
  border-radius: 40px;
  margin-bottom: 12px;
  text-transform: uppercase;
}
.section-head h2 {
  font-size: 2.1rem;
  font-weight: 800;
  color: var(--text-main);
  margin: 10px 0 12px;
  line-height: 1.3;
}
.section-head p { font-size: 1rem; color: var(--text-body); margin: 0; }

/* Entry cards */
.entry-section { background: var(--bg-body); }
.entry-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  height: 100%;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.entry-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}
.entry-thumb { position: relative; overflow: hidden; aspect-ratio: 16 / 9; background: #eef2f7; }
.entry-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.entry-card:hover .entry-thumb img { transform: scale(1.04); }
.entry-body { padding: 26px; flex: 1; display: flex; flex-direction: column; }
.entry-label {
  align-self: flex-start;
  background: rgba(249, 115, 22, 0.12);
  color: #ea580c;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 30px;
  letter-spacing: 1px;
  margin-bottom: 12px;
}
.entry-body h3 { font-size: 1.25rem; font-weight: 800; color: var(--text-main); margin-bottom: 8px; }
.entry-body p { font-size: 0.92rem; line-height: 1.7; color: var(--text-body); flex: 1; }
.entry-body ul { margin: 14px 0 20px; display: grid; gap: 8px; }
.entry-body ul li {
  position: relative;
  padding-left: 22px;
  font-size: 0.88rem;
  color: var(--text-body);
}
.entry-body ul li::before {
  content: "\f00c";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  position: absolute;
  left: 0;
  color: var(--brand-secondary);
  font-size: 0.82rem;
}
.btn-sm { padding: 8px 18px; border-radius: 30px; font-weight: 600; font-size: 0.85rem; box-shadow: none; align-self: flex-start; }

/* Flow */
.flow-section { background: #ffffff; }
.flow-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  counter-reset: flow;
}
.flow-step {
  position: relative;
  background: #f8fafc;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 30px 24px 24px;
  text-align: center;
  transition: all 0.3s ease;
}
.flow-step:hover { background: #fff; border-color: rgba(37, 99, 235, 0.4); box-shadow: var(--shadow-md); transform: translateY(-4px); }
.flow-step-num {
  width: 46px;
  height: 46px;
  margin: 0 auto 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--brand-gradient);
  color: #fff;
  font-size: 1.15rem;
  font-weight: 800;
  border-radius: 14px;
  box-shadow: 0 8px 18px rgba(37, 99, 235, 0.25);
}
.flow-step:nth-child(2) .flow-step-num { background: linear-gradient(135deg, #2563eb, #3b82f6); }
.flow-step:nth-child(3) .flow-step-num { background: linear-gradient(135deg, #d97706, #f59e0b); }
.flow-step:nth-child(4) .flow-step-num { background: linear-gradient(135deg, #059669, #10b981); }
.flow-step h3 { font-size: 1.08rem; font-weight: 700; color: var(--text-main); margin-bottom: 8px; }
.flow-step p { font-size: 0.88rem; color: var(--text-body); margin: 0; line-height: 1.7; }

/* Stats */
.stats-section {
  background: linear-gradient(135deg, var(--bg-dark) 0%, #1e3a8a 100%), url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  background-blend-mode: overlay;
  background-size: cover;
  color: #fff;
  padding: 76px 0;
}
.stats-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.stat-item { text-align: center; padding: 30px 20px; background: rgba(255, 255, 255, 0.06); border: 1px solid rgba(255, 255, 255, 0.12); border-radius: var(--radius-lg); backdrop-filter: blur(8px); }
.stat-item i { font-size: 1.8rem; color: #fbbf24; margin-bottom: 14px; display: inline-block; }
.stat-item strong { display: block; font-size: 2.1rem; font-weight: 800; line-height: 1.2; margin-bottom: 8px; color: #fff; }
.stat-item span { font-size: 0.9rem; color: rgba(255, 255, 255, 0.75); }

/* Update list */
.update-section { background: var(--bg-body); }
.update-list {
  display: grid;
  gap: 16px;
}
.update-item {
  display: flex;
  align-items: center;
  gap: 22px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 20px 26px;
  transition: all 0.3s ease;
}
.update-item:hover { border-color: rgba(37, 99, 235, 0.35); box-shadow: var(--shadow-md); transform: translateX(4px); }
.update-badge {
  flex-shrink: 0;
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: rgba(37, 99, 235, 0.10);
  color: var(--brand-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
}
.update-content { flex: 1; }
.update-content h3 { font-size: 1rem; font-weight: 700; color: var(--text-main); margin-bottom: 4px; }
.update-content p { font-size: 0.88rem; color: var(--text-body); margin: 0; }
.update-time { flex-shrink: 0; font-size: 0.82rem; color: var(--text-light); background: #f1f5f9; padding: 5px 14px; border-radius: 30px; white-space: nowrap; }

/* FAQ */
.faq-section { background: #ffffff; }
.accordion-item { border: 1px solid var(--border-color); border-radius: var(--radius-md) !important; margin-bottom: 14px; overflow: hidden; background: #fff; box-shadow: var(--shadow-sm); }
.accordion-button {
  background: #fff;
  color: var(--text-main);
  font-weight: 700;
  font-size: 1rem;
  padding: 20px 26px;
  box-shadow: none !important;
}
.accordion-button:not(.collapsed) { color: var(--brand-secondary); background: rgba(37, 99, 235, 0.04); }
.accordion-button:focus { box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.10) !important; }
.accordion-button::after { background-size: 16px; opacity: 0.55; }
.accordion-body { padding: 0 26px 24px; font-size: 0.95rem; color: var(--text-body); line-height: 1.8; }

/* CTA */
.cta-section {
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.92), rgba(30, 58, 138, 0.88)), url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  background-size: cover;
  padding: 70px 0;
  color: #fff;
  text-align: center;
}
.cta-box { max-width: 720px; margin: 0 auto; }
.cta-box h2 { font-size: 2.1rem; font-weight: 800; color: #fff; margin-bottom: 14px; }
.cta-box p { font-size: 1.05rem; color: rgba(255, 255, 255, 0.85); margin-bottom: 30px; }
.cta-actions { display: flex; justify-content: center; flex-wrap: wrap; gap: 14px; }
.btn-light { background: #fff; color: var(--brand-primary); border-radius: 40px; padding: 13px 30px; font-weight: 700; border: none; display: inline-flex; align-items: center; gap: 8px; box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18); transition: all 0.25s ease; }
.btn-light:hover { background: #f8fafc; transform: translateY(-2px); box-shadow: 0 12px 30px rgba(0, 0, 0, 0.24); color: var(--brand-primary); }
.btn-outline-white { background: transparent; border: 2px solid rgba(255, 255, 255, 0.65); color: #fff; border-radius: 40px; padding: 12px 28px; font-weight: 700; display: inline-flex; align-items: center; gap: 8px; transition: all 0.25s ease; }
.btn-outline-white:hover { background: rgba(255, 255, 255, 0.12); border-color: #fff; color: #fff; transform: translateY(-2px); }

/* Footer */
.site-footer {
  background: #0f172a;
  color: rgba(255, 255, 255, 0.72);
  padding: 60px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 44px;
}
.footer-brand { display: flex; align-items: center; gap: 10px; font-size: 1.1rem; font-weight: 800; color: #fff; margin-bottom: 14px; }
.brand-dot {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: var(--brand-gradient);
  display: inline-block;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.35);
}
.footer-about p { font-size: 0.9rem; line-height: 1.8; max-width: 340px; }
.footer-col h4 {
  font-size: 1rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 18px;
  position: relative;
  padding-bottom: 10px;
}
.footer-col h4::after { content: ""; position: absolute; bottom: 0; left: 0; width: 28px; height: 3px; border-radius: 3px; background: var(--brand-accent); }
.footer-col ul { display: grid; gap: 10px; }
.footer-col a { font-size: 0.9rem; color: rgba(255, 255, 255, 0.62); transition: all 0.25s ease; display: inline-flex; align-items: center; gap: 6px; }
.footer-col a:hover { color: #fff; padding-left: 4px; }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 20px 0;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.5);
}
.footer-bottom p { margin: 0; text-align: center; }

/* Responsive */
@media (max-width: 1024px) {
  .hero-section { padding: 90px 0 70px; }
  .hero-section h1 { font-size: 2.5rem; }
  .section-head h2 { font-size: 1.8rem; }
  .flow-steps { grid-template-columns: repeat(2, 1fr); }
  .stats-row { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 992px) {
  .navbar-collapse { padding-top: 16px; }
  .nav-actions { flex-direction: column; align-items: stretch; gap: 12px; padding: 12px 0; }
  .search-box { width: 100%; }
  .btn-cta { justify-content: center; }
  .navbar-nav { margin-bottom: 10px; }
  .nav-link { padding: 10px 18px !important; }
}
@media (max-width: 768px) {
  :root { --spacing-section: 56px; }
  .hero-section { padding: 68px 0 56px; }
  .hero-section h1 { font-size: 2.05rem; }
  .hero-section p { font-size: 1rem; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .btn { justify-content: center; }
  .hero-stats { flex-direction: column; gap: 14px; }
  .hero-stats div { border-right: none; border-bottom: 1px solid rgba(255, 255, 255, 0.15); padding-bottom: 10px; }
  .section-head h2 { font-size: 1.6rem; }
  .footer-grid { grid-template-columns: 1fr; gap: 30px; }
  .update-item { flex-wrap: wrap; gap: 12px; }
  .update-time { width: 100%; text-align: center; }
  .cta-box h2 { font-size: 1.6rem; }
}
@media (max-width: 520px) {
  .container { padding-left: 16px; padding-right: 16px; }
  .flow-steps { grid-template-columns: 1fr; }
  .stats-row { grid-template-columns: 1fr; }
  .entry-body { padding: 20px; }
  .hero-stats strong { font-size: 1.4rem; }
  .search-box { width: 100%; }
  .btn-cta { width: 100%; justify-content: center; }
}

/* roulang page: article */
:root {
  --primary: #1456a0;
  --primary-dark: #0d3b73;
  --primary-light: #e8f0fe;
  --accent: #e63946;
  --gold: #f5b942;
  --bg: #f5f7fb;
  --white: #ffffff;
  --text: #1f2937;
  --text-muted: #6b7280;
  --border: #e5e7eb;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 4px 20px rgba(0,0,0,0.06);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.1);
  --transition: all 0.3s ease;
  --font: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}
* { 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: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: var(--primary); transition: var(--transition); }
a:hover { color: var(--primary-dark); }
img { max-width: 100%; height: auto; }
.container { max-width: 1200px; }
.site-header {
  background: var(--white);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 2px 12px rgba(0,0,0,0.04);
  position: sticky;
  top: 0;
  z-index: 1000;
}
.navbar { padding: 0.75rem 0; }
.navbar-brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--primary) !important;
}
.brand-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  font-size: 1rem;
  box-shadow: 0 4px 12px rgba(20,86,160,0.3);
}
.brand-text { letter-spacing: 0.02em; }
.navbar-nav { gap: 0.25rem; }
.nav-link {
  font-weight: 500;
  color: var(--text) !important;
  padding: 0.6rem 1rem !important;
  border-radius: 8px;
  position: relative;
}
.nav-link:hover { background: var(--primary-light); color: var(--primary) !important; }
.nav-link.active { background: var(--primary-light); color: var(--primary) !important; font-weight: 600; }
.nav-actions { display: flex; align-items: center; gap: 0.8rem; }
.search-box {
  display: flex;
  align-items: center;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 50px;
  padding: 0.3rem 0.4rem 0.3rem 0.9rem;
  transition: var(--transition);
}
.search-box:focus-within { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(20,86,160,0.12); }
.search-box input {
  border: none;
  background: transparent;
  outline: none;
  font-size: 0.875rem;
  width: 130px;
  color: var(--text);
}
.search-box button {
  border: none;
  background: var(--primary);
  color: #fff;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  transition: var(--transition);
}
.search-box button:hover { background: var(--primary-dark); }
.btn-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--accent);
  color: #fff !important;
  font-weight: 600;
  font-size: 0.875rem;
  padding: 0.55rem 1.2rem;
  border-radius: 50px;
  box-shadow: 0 4px 12px rgba(230,57,70,0.25);
  transition: var(--transition);
  border: none;
  word-break: keep-all;
}
.btn-cta:hover { transform: translateY(-2px); box-shadow: 0 6px 18px rgba(230,57,70,0.35); background: #d32f3f; }
.navbar-toggler { border: none; }
.navbar-toggler:focus { box-shadow: none; }
.page-hero {
  position: relative;
  background-image: url('/assets/images/backpic/back-1.png');
  background-size: cover;
  background-position: center;
  padding: 4.5rem 0 4rem;
  color: #fff;
}
.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(13,59,115,0.85) 0%, rgba(13,59,115,0.7) 55%, rgba(13,59,115,0.55) 100%);
}
.page-hero .container { position: relative; z-index: 2; }
.breadcrumb-nav {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  margin-bottom: 1.2rem;
  color: rgba(255,255,255,0.8);
}
.breadcrumb-nav a { color: rgba(255,255,255,0.85); }
.breadcrumb-nav a:hover { color: #fff; }
.breadcrumb-nav .sep { opacity: 0.5; }
.page-hero h1 {
  font-size: 2.2rem;
  font-weight: 700;
  line-height: 1.35;
  max-width: 860px;
  margin-bottom: 1.1rem;
  text-shadow: 0 2px 12px rgba(0,0,0,0.2);
}
.page-hero .article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem 1.5rem;
  align-items: center;
  font-size: 0.9rem;
  color: rgba(255,255,255,0.9);
}
.page-hero .article-meta i { margin-right: 0.35rem; opacity: 0.85; }
.meta-cat {
  display: inline-block;
  background: rgba(255,255,255,0.18);
  border: 1px solid rgba(255,255,255,0.3);
  border-radius: 50px;
  padding: 0.25rem 0.9rem;
  font-size: 0.8rem;
  font-weight: 500;
  backdrop-filter: blur(6px);
}
.article-wrapper { padding: 3rem 0 4rem; }
.article-card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 2.2rem;
  border: 1px solid var(--border);
}
.content-body { color: #2d3748; font-size: 1rem; }
.content-body h2 { font-size: 1.55rem; font-weight: 700; margin: 2rem 0 1rem; color: var(--text); line-height: 1.4; }
.content-body h3 { font-size: 1.3rem; font-weight: 600; margin: 1.6rem 0 0.8rem; color: var(--text); }
.content-body h4 { font-size: 1.1rem; font-weight: 600; margin: 1.4rem 0 0.6rem; color: var(--text); }
.content-body p { line-height: 1.9; margin-bottom: 1.1rem; }
.content-body img { max-width: 100%; border-radius: 12px; margin: 1.2rem 0; box-shadow: var(--shadow); }
.content-body ul, .content-body ol { padding-left: 1.4rem; margin-bottom: 1.1rem; line-height: 1.9; }
.content-body li { margin-bottom: 0.45rem; }
.content-body blockquote {
  border-left: 4px solid var(--primary);
  background: var(--primary-light);
  padding: 1rem 1.4rem;
  border-radius: 0 12px 12px 0;
  margin: 1.4rem 0;
  color: var(--text);
  font-style: normal;
  line-height: 1.8;
}
.content-body a { text-decoration: underline; text-underline-offset: 3px; }
.content-body table { width: 100%; border-collapse: collapse; margin: 1.2rem 0; }
.content-body table th, .content-body table td { border: 1px solid var(--border); padding: 0.7rem 1rem; text-align: left; }
.content-body table th { background: var(--primary-light); font-weight: 600; }
.article-tags {
  margin-top: 2rem;
  padding-top: 1.4rem;
  border-top: 1px solid var(--border);
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}
.article-tags .tag {
  display: inline-block;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 50px;
  padding: 0.35rem 0.9rem;
  font-size: 0.82rem;
  color: var(--text-muted);
  transition: var(--transition);
}
.article-tags .tag:hover { background: var(--primary-light); color: var(--primary); border-color: var(--primary); }
.not-found-box { text-align: center; padding: 3rem 1.5rem; }
.not-found-box .nf-icon { font-size: 3.2rem; color: var(--primary); margin-bottom: 1rem; }
.not-found-box h2 { font-size: 1.6rem; font-weight: 700; margin-bottom: 0.8rem; }
.not-found-box p { color: var(--text-muted); margin-bottom: 1.5rem; }
.sidebar-card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  padding: 1.6rem;
  margin-bottom: 1.5rem;
}
.sidebar-card h4 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 1.1rem;
  padding-bottom: 0.7rem;
  border-bottom: 2px solid var(--primary-light);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.sidebar-card h4 i { color: var(--primary); font-size: 0.95rem; }
.sidebar-guide {
  padding: 0;
  overflow: hidden;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  border: none;
}
.guide-bg { position: relative; padding: 1.8rem; min-height: 180px; }
.guide-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(200deg, rgba(13,59,115,0.9) 30%, rgba(20,86,160,0.6) 100%);
}
.guide-bg > * { position: relative; z-index: 1; }
.guide-bg h4 { color: #fff; border: none; padding: 0; margin-bottom: 0.6rem; font-size: 1.1rem; }
.guide-bg p { color: rgba(255,255,255,0.88); font-size: 0.86rem; line-height: 1.7; margin-bottom: 1rem; }
.guide-bg .btn-guide {
  display: inline-block;
  background: #fff;
  color: var(--primary) !important;
  font-weight: 600;
  font-size: 0.85rem;
  padding: 0.5rem 1.2rem;
  border-radius: 50px;
  transition: var(--transition);
}
.guide-bg .btn-guide:hover { transform: translateY(-2px); box-shadow: 0 6px 18px rgba(0,0,0,0.2); }
.latest-list { list-style: none; padding: 0; margin: 0; }
.latest-list li {
  padding: 0.7rem 0;
  border-bottom: 1px dashed var(--border);
}
.latest-list li:last-child { border-bottom: none; padding-bottom: 0; }
.latest-list li:first-child { padding-top: 0; }
.latest-list a { display: block; color: var(--text); font-size: 0.9rem; line-height: 1.5; transition: var(--transition); }
.latest-list a:hover { color: var(--primary); }
.latest-list small { display: block; color: var(--text-muted); font-size: 0.78rem; margin-top: 0.2rem; }
.sidebar-nav-list { list-style: none; padding: 0; margin: 0; }
.sidebar-nav-list li { margin-bottom: 0.6rem; }
.sidebar-nav-list a {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.65rem 1rem;
  background: var(--bg);
  border-radius: 10px;
  color: var(--text);
  font-size: 0.9rem;
  font-weight: 500;
  transition: var(--transition);
}
.sidebar-nav-list a:hover { background: var(--primary-light); color: var(--primary); transform: translateX(4px); }
.sidebar-nav-list a i { color: var(--primary); font-size: 0.85rem; width: 18px; text-align: center; }
.cta-section {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: #fff;
  padding: 3.5rem 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  top: -50px;
  right: -50px;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  background: rgba(255,255,255,0.06);
}
.cta-section::after {
  content: '';
  position: absolute;
  bottom: -80px;
  left: -40px;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: rgba(255,255,255,0.05);
}
.cta-section .container { position: relative; z-index: 2; }
.cta-section h3 { font-size: 1.8rem; font-weight: 700; margin-bottom: 0.8rem; }
.cta-section p { color: rgba(255,255,255,0.85); max-width: 620px; margin: 0 auto 1.8rem; line-height: 1.8; }
.cta-actions { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }
.btn-light-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: #fff;
  color: var(--primary) !important;
  font-weight: 600;
  padding: 0.7rem 1.7rem;
  border-radius: 50px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.15);
  transition: var(--transition);
}
.btn-light-cta:hover { transform: translateY(-3px); box-shadow: 0 8px 24px rgba(0,0,0,0.2); }
.btn-outline-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255,255,255,0.4);
  font-weight: 600;
  padding: 0.65rem 1.6rem;
  border-radius: 50px;
  transition: var(--transition);
}
.btn-outline-cta:hover { border-color: #fff; background: rgba(255,255,255,0.1); transform: translateY(-3px); }
.site-footer {
  background: #0e1524;
  color: #94a3b8;
  padding: 3rem 0 0;
}
.site-footer .container { max-width: 1200px; }
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr;
  gap: 2.5rem;
  padding-bottom: 2.2rem;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.1rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 0.9rem;
}
.brand-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 12px rgba(230,57,70,0.6);
}
.footer-about p { font-size: 0.88rem; line-height: 1.8; color: #94a3b8; }
.site-footer h4 {
  font-size: 0.95rem;
  font-weight: 600;
  color: #e2e8f0;
  margin-bottom: 1rem;
  position: relative;
  padding-bottom: 0.6rem;
}
.site-footer h4::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 30px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
}
.site-footer ul { list-style: none; padding: 0; }
.site-footer ul li { margin-bottom: 0.55rem; }
.site-footer ul a { color: #94a3b8; font-size: 0.88rem; transition: var(--transition); }
.site-footer ul a:hover { color: #fff; padding-left: 4px; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 1.2rem 0;
  text-align: center;
  font-size: 0.82rem;
  color: #64748b;
}
.footer-bottom p { margin: 0; line-height: 1.6; }
@media (max-width: 991px) {
  .navbar-nav { margin-top: 0.8rem; }
  .nav-actions { margin-top: 0.8rem; flex-wrap: wrap; }
  .search-box { flex: 1; }
  .search-box input { width: 100%; }
  .page-hero { padding: 3.2rem 0 2.8rem; }
  .page-hero h1 { font-size: 1.75rem; }
  .article-card { padding: 1.5rem; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 767px) {
  .page-hero { padding: 2.5rem 0 2.2rem; }
  .page-hero h1 { font-size: 1.45rem; }
  .article-card { padding: 1.2rem; }
  .content-body { font-size: 0.94rem; }
  .footer-grid { grid-template-columns: 1fr; gap: 1.8rem; }
  .cta-section h3 { font-size: 1.4rem; }
  .brand-text { font-size: 1rem; }
}
@media (max-width: 520px) {
  .navbar-brand { font-size: 0.95rem; }
  .brand-icon { width: 32px; height: 32px; font-size: 0.85rem; }
  .page-hero .article-meta { font-size: 0.82rem; gap: 0.5rem; }
  .btn-cta { padding: 0.45rem 0.9rem; font-size: 0.8rem; }
}

/* roulang page: category2 */
:root {
  --primary: #1e5eff;
  --primary-dark: #0f3fbf;
  --primary-light: #e8eeff;
  --accent: #ff6b35;
  --accent-light: #fff1ea;
  --bg: #f5f7fc;
  --white: #ffffff;
  --text: #172033;
  --text-weak: #6b7488;
  --border: #e4e9f2;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 8px 30px rgba(23, 32, 51, 0.08);
  --shadow-hover: 0 16px 40px rgba(30, 94, 255, 0.14);
  --space-section: 88px;
  --font: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { margin: 0; font-family: var(--font); background: var(--bg); color: var(--text); line-height: 1.7; font-size: 16px; }
h1, h2, h3, h4, h5, h6 { margin: 0 0 12px; font-weight: 700; line-height: 1.35; color: var(--text); }
p { margin: 0 0 16px; }
ul, ol { padding: 0; margin: 0 0 16px; }
a { color: var(--primary); text-decoration: none; transition: color 0.25s, background 0.25s, border-color 0.25s, box-shadow 0.25s, opacity 0.25s, transform 0.25s; }
a:hover { color: var(--primary-dark); text-decoration: none; }
img { max-width: 100%; height: auto; display: block; border: 0; }
button, input, select, textarea { font-family: inherit; font-size: inherit; line-height: inherit; }
table { border-collapse: collapse; width: 100%; }
.container { max-width: 1240px; padding-left: 24px; padding-right: 24px; }

.site-header { background: var(--white); box-shadow: 0 1px 0 var(--border), 0 4px 24px rgba(23, 32, 51, 0.04); position: sticky; top: 0; z-index: 1000; }
.site-header .navbar { padding: 0; min-height: 76px; }
.site-header .navbar-brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 20px; color: var(--text); margin-right: 20px; line-height: 1.2; }
.site-header .navbar-brand:hover { color: var(--primary); }
.brand-icon { width: 42px; height: 42px; border-radius: 12px; background: linear-gradient(135deg, var(--primary), #3c7bff); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 18px; box-shadow: 0 4px 12px rgba(30, 94, 255, 0.3); }
.brand-text { white-space: nowrap; }
.site-header .navbar-nav { gap: 2px; }
.site-header .nav-link { padding: 10px 18px; border-radius: 10px; font-weight: 600; color: var(--text); font-size: 15px; }
.site-header .nav-link:hover { color: var(--primary); background: var(--primary-light); }
.site-header .nav-link.active { color: var(--primary); background: var(--primary-light); }
.nav-actions { display: flex; align-items: center; gap: 12px; }
.search-box { display: flex; align-items: center; background: var(--bg); border: 1px solid var(--border); border-radius: 30px; padding: 4px 6px 4px 16px; transition: border-color 0.3s, box-shadow 0.3s; }
.search-box:focus-within { border-color: var(--primary); box-shadow: 0 0 0 4px rgba(30, 94, 255, 0.12); }
.search-box input { border: 0; background: transparent; outline: 0; width: 150px; font-size: 14px; color: var(--text); }
.search-box input::placeholder { color: var(--text-weak); }
.search-box button { width: 34px; height: 34px; border-radius: 50%; border: 0; background: var(--primary); color: #fff; display: flex; align-items: center; justify-content: center; cursor: pointer; transition: background 0.3s; }
.search-box button:hover { background: var(--primary-dark); }
.btn-cta { display: inline-flex; align-items: center; gap: 8px; background: linear-gradient(135deg, var(--primary), #3c7bff); color: #fff; font-weight: 700; padding: 10px 22px; border-radius: 30px; border: 0; box-shadow: 0 6px 16px rgba(30, 94, 255, 0.28); white-space: nowrap; font-size: 15px; }
.btn-cta:hover { color: #fff; background: linear-gradient(135deg, var(--primary-dark), var(--primary)); transform: translateY(-2px); box-shadow: 0 10px 24px rgba(30, 94, 255, 0.35); }
.navbar-toggler { border: 0; padding: 8px 10px; }
.navbar-toggler:focus { box-shadow: none; }
.navbar-toggler-icon { background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(23,32,51,0.8)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e"); }

.hero-inner { position: relative; padding: 92px 0 80px; background: linear-gradient(135deg, rgba(23,32,51,0.86), rgba(30,94,255,0.72)), url('/assets/images/backpic/back-2.png') center/cover no-repeat; color: #fff; }
.hero-inner::before { content: ""; position: absolute; inset: 0; background: radial-gradient(800px 300px at 80% 20%, rgba(255,255,255,0.12), transparent); }
.hero-inner .container { position: relative; z-index: 2; }
.hero-inner .badge-top { display: inline-flex; align-items: center; gap: 8px; background: rgba(255,255,255,0.15); backdrop-filter: blur(8px); color: #fff; font-size: 14px; font-weight: 600; padding: 8px 18px; border-radius: 30px; margin-bottom: 20px; border: 1px solid rgba(255,255,255,0.22); }
.hero-inner h1 { font-size: 46px; font-weight: 800; color: #fff; margin-bottom: 16px; letter-spacing: 1px; }
.hero-inner .lead { font-size: 18px; color: rgba(255,255,255,0.88); max-width: 640px; margin-bottom: 28px; }
.hero-stats { display: flex; gap: 32px; flex-wrap: wrap; }
.hero-stats .stat-item { }
.hero-stats .stat-num { font-size: 30px; font-weight: 800; color: #fff; display: block; line-height: 1.2; }
.hero-stats .stat-label { font-size: 14px; color: rgba(255,255,255,0.74); }

.section { padding: var(--space-section) 0; }
.section-header { margin-bottom: 40px; }
.section-header .eyebrow { display: inline-block; font-size: 13px; font-weight: 700; letter-spacing: 2px; color: var(--primary); text-transform: uppercase; background: var(--primary-light); padding: 6px 14px; border-radius: 30px; margin-bottom: 10px; }
.section-header h2 { font-size: 34px; font-weight: 800; margin-bottom: 8px; }
.section-header p { color: var(--text-weak); max-width: 600px; }

.filter-tabs { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 32px; }
.filter-tabs .tag { display: inline-flex; align-items: center; gap: 6px; background: var(--white); border: 1px solid var(--border); color: var(--text-weak); font-weight: 600; font-size: 14px; padding: 8px 18px; border-radius: 30px; cursor: pointer; transition: all 0.25s; }
.filter-tabs .tag:hover, .filter-tabs .tag.active { background: var(--primary); border-color: var(--primary); color: #fff; box-shadow: 0 4px 14px rgba(30, 94, 255, 0.25); }

.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.news-card { background: var(--white); border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border); transition: transform 0.3s, box-shadow 0.3s; }
.news-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-hover); }
.news-card .card-img { position: relative; aspect-ratio: 16/10; overflow: hidden; background: var(--bg); }
.news-card .card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s; }
.news-card:hover .card-img img { transform: scale(1.06); }
.news-card .card-img .badge-cat { position: absolute; top: 12px; left: 12px; background: rgba(23,32,51,0.78); backdrop-filter: blur(6px); color: #fff; font-size: 12px; font-weight: 600; padding: 4px 12px; border-radius: 20px; }
.news-card .card-body { padding: 22px; }
.news-card .card-title { font-size: 18px; font-weight: 700; margin-bottom: 8px; line-height: 1.45; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; min-height: 52px; }
.news-card .card-title a { color: var(--text); }
.news-card .card-title a:hover { color: var(--primary); }
.news-card .card-text { font-size: 14px; color: var(--text-weak); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; margin-bottom: 12px; }
.news-card .card-meta { display: flex; align-items: center; gap: 10px; font-size: 13px; color: var(--text-weak); }
.news-card .card-meta i { color: var(--primary); }

.trending-panel { background: var(--white); border-radius: var(--radius); border: 1px solid var(--border); padding: 32px; box-shadow: var(--shadow); }
.trending-panel .panel-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 24px; }
.trending-panel .panel-title { font-size: 22px; font-weight: 800; display: flex; align-items: center; gap: 10px; }
.trending-panel .panel-title i { color: var(--accent); }
.trending-list { list-style: none; margin: 0; padding: 0; }
.trending-list li { display: flex; gap: 16px; align-items: flex-start; padding: 18px 0; border-bottom: 1px solid var(--border); transition: background 0.25s; }
.trending-list li:last-child { border-bottom: 0; }
.trending-list li:hover { background: var(--bg); }
.trending-num { font-size: 22px; font-weight: 800; color: var(--border); min-width: 38px; line-height: 1; }
.trending-list li:nth-child(1) .trending-num { color: #f5222d; }
.trending-list li:nth-child(2) .trending-num { color: var(--accent); }
.trending-list li:nth-child(3) .trending-num { color: #faad14; }
.trending-info .tit { font-size: 16px; font-weight: 600; margin-bottom: 4px; }
.trending-info .tit a { color: var(--text); }
.trending-info .tit a:hover { color: var(--primary); }
.trending-info .meta { font-size: 13px; color: var(--text-weak); }

.split-layout { display: grid; grid-template-columns: 1.4fr 1fr; gap: 28px; }

.timeline-wrap { background: var(--white); border-radius: var(--radius); border: 1px solid var(--border); padding: 36px; position: relative; overflow: hidden; }
.timeline-wrap::before { content: ""; position: absolute; width: 240px; height: 240px; border-radius: 50%; background: radial-gradient(circle, rgba(30,94,255,0.08), transparent 70%); top: -60px; right: -60px; }
.timeline { position: relative; padding-left: 30px; }
.timeline::before { content: ""; position: absolute; left: 0; top: 4px; bottom: 4px; width: 2px; background: linear-gradient(180deg, var(--primary), var(--accent)); }
.timeline-item { position: relative; padding: 0 0 30px 18px; }
.timeline-item:last-child { padding-bottom: 0; }
.timeline-item::before { content: ""; position: absolute; left: -33px; top: 6px; width: 10px; height: 10px; border-radius: 50%; background: var(--primary); border: 3px solid var(--primary-light); }
.timeline-item .date { font-size: 13px; color: var(--primary); font-weight: 700; display: block; margin-bottom: 6px; }
.timeline-item h4 { font-size: 18px; font-weight: 700; margin-bottom: 6px; }
.timeline-item p { font-size: 14px; color: var(--text-weak); margin-bottom: 0; }

.feature-row { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; align-items: stretch; }
.feature-card { background: var(--white); border-radius: var(--radius); border: 1px solid var(--border); padding: 32px; transition: box-shadow 0.3s, transform 0.3s; position: relative; overflow: hidden; }
.feature-card:hover { box-shadow: var(--shadow); transform: translateY(-4px); }
.feature-card .feat-icon { width: 56px; height: 56px; border-radius: 14px; background: var(--primary-light); color: var(--primary); display: flex; align-items: center; justify-content: center; font-size: 22px; margin-bottom: 16px; }
.feature-card:nth-child(2) .feat-icon { background: var(--accent-light); color: var(--accent); }
.feature-card h3 { font-size: 20px; font-weight: 700; margin-bottom: 8px; }
.feature-card p { color: var(--text-weak); font-size: 14px; margin-bottom: 0; }

.faq-section { }
.faq-wrap { max-width: 860px; margin: 0 auto; }
.faq-head { display: flex; align-items: center; gap: 14px; margin-bottom: 24px; }
.faq-head .head-icon { width: 48px; height: 48px; border-radius: 12px; background: var(--primary-light); color: var(--primary); display: flex; align-items: center; justify-content: center; font-size: 20px; flex-shrink: 0; }
.faq-head h2 { font-size: 28px; font-weight: 800; margin-bottom: 0; }
.faq-item { background: var(--white); border: 1px solid var(--border); border-radius: 14px; margin-bottom: 14px; overflow: hidden; transition: box-shadow 0.3s; }
.faq-item:hover { box-shadow: 0 4px 16px rgba(23,32,51,0.06); }
.faq-item summary { display: flex; align-items: center; gap: 12px; cursor: pointer; padding: 20px 24px; font-weight: 600; font-size: 16px; list-style: none; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary .q-icon { width: 28px; height: 28px; border-radius: 8px; background: var(--primary-light); color: var(--primary); display: flex; align-items: center; justify-content: center; font-size: 13px; flex-shrink: 0; }
.faq-item summary .chev { margin-left: auto; color: var(--text-weak); transition: transform 0.3s; }
.faq-item[open] summary .chev { transform: rotate(180deg); }
.faq-item .faq-body { padding: 0 24px 20px 64px; color: var(--text-weak); font-size: 15px; }
.faq-item .faq-body p { margin-bottom: 8px; }

.cta-banner { background: linear-gradient(135deg, var(--primary-dark), #1e5eff, #3c7bff); border-radius: 24px; padding: 56px 48px; color: #fff; position: relative; overflow: hidden; }
.cta-banner::before { content: ""; position: absolute; width: 300px; height: 300px; border-radius: 50%; background: rgba(255,255,255,0.1); top: -100px; right: -50px; }
.cta-banner::after { content: ""; position: absolute; width: 160px; height: 160px; border: 2px solid rgba(255,255,255,0.18); border-radius: 50%; bottom: -60px; left: 20px; }
.cta-banner .inner { position: relative; z-index: 2; display: flex; align-items: center; justify-content: space-between; gap: 30px; flex-wrap: wrap; }
.cta-banner h2 { color: #fff; font-size: 30px; font-weight: 800; margin-bottom: 10px; }
.cta-banner p { color: rgba(255,255,255,0.88); margin-bottom: 0; font-size: 16px; }
.btn-white { display: inline-flex; align-items: center; gap: 8px; background: #fff; color: var(--primary); font-weight: 700; padding: 12px 28px; border-radius: 30px; box-shadow: 0 8px 24px rgba(0,0,0,0.16); white-space: nowrap; }
.btn-white:hover { background: var(--primary-light); color: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 12px 28px rgba(0,0,0,0.2); }
.btn-outline-white { display: inline-flex; align-items: center; gap: 8px; border: 2px solid rgba(255,255,255,0.7); color: #fff; font-weight: 600; padding: 10px 24px; border-radius: 30px; white-space: nowrap; }
.btn-outline-white:hover { background: rgba(255,255,255,0.14); color: #fff; }
.cta-btns { display: flex; gap: 14px; flex-wrap: wrap; }

.site-footer { background: #0f1626; color: #9aa5b8; padding: 64px 0 24px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.footer-brand { display: flex; align-items: center; gap: 10px; font-size: 20px; font-weight: 800; color: #fff; margin-bottom: 16px; }
.brand-dot { width: 12px; height: 12px; border-radius: 50%; background: linear-gradient(135deg, var(--primary), var(--accent)); display: inline-block; }
.footer-about p { font-size: 14px; line-height: 1.8; }
.site-footer h4 { color: #fff; font-size: 16px; font-weight: 700; margin-bottom: 16px; }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer ul li { margin-bottom: 10px; }
.site-footer ul a { color: #9aa5b8; font-size: 14px; }
.site-footer ul a:hover { color: #fff; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.08); padding-top: 24px; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 10px; font-size: 14px; }

@media (max-width: 1024px) {
  .news-grid { grid-template-columns: repeat(2, 1fr); }
  .split-layout { grid-template-columns: 1fr; }
  .feature-row { grid-template-columns: 1fr 1fr; }
  .hero-inner h1 { font-size: 38px; }
}
@media (max-width: 768px) {
  :root { --space-section: 60px; }
  .hero-inner { padding: 64px 0 56px; }
  .hero-inner h1 { font-size: 30px; }
  .section-header h2 { font-size: 26px; }
  .news-grid { grid-template-columns: 1fr; }
  .feature-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .nav-actions { margin-top: 12px; width: 100%; flex-wrap: wrap; }
  .search-box { flex: 1; }
  .search-box input { width: 100%; }
  .cta-banner { padding: 40px 28px; }
  .cta-banner h2 { font-size: 24px; }
  .hero-stats { gap: 20px; }
  .trending-panel { padding: 24px; }
  .timeline-wrap { padding: 28px 24px; }
  .navbar-collapse { padding-top: 16px; padding-bottom: 16px; border-top: 1px solid var(--border); margin-top: 12px; }
  .navbar-nav { width: 100%; }
  .navbar-nav .nav-item { width: 100%; }
  .navbar-nav .nav-link { padding: 12px 16px; display: block; }
  .navbar-toggler { display: block; }
  .faq-item summary { padding: 16px 18px; }
  .faq-item .faq-body { padding: 0 18px 16px 54px; }
  .cta-banner .inner { flex-direction: column; align-items: flex-start; }
  .footer-bottom { flex-direction: column; text-align: center; }
}
@media (max-width: 520px) {
  .container { padding-left: 18px; padding-right: 18px; }
  .brand-text { font-size: 17px; }
  .brand-icon { width: 36px; height: 36px; font-size: 15px; }
  .hero-inner h1 { font-size: 26px; }
  .hero-stats .stat-num { font-size: 24px; }
  .news-card .card-body { padding: 18px; }
  .split-layout { grid-template-columns: 1fr; }
  .trending-panel .panel-title { font-size: 18px; }
  .btn-cta { width: 100%; justify-content: center; }
  .search-box input { width: 90px; }
}