/* roulang page: index */
/* ========== 设计变量 ========== */
:root {
  --primary: #FF6B35;
  --primary-dark: #E55A2B;
  --primary-light: #FF8A5C;
  --secondary: #6C5CE7;
  --secondary-light: #8B7CF7;
  --accent: #00CEC9;
  --dark: #0F0F1A;
  --darker: #08080F;
  --text: #1A1A2E;
  --text-light: #6B7280;
  --text-muted: #9CA3AF;
  --bg: #FFFFFF;
  --bg-alt: #F5F6FA;
  --bg-card: #FFFFFF;
  --bg-dark-section: #0F0F1A;
  --border: #E5E7EB;
  --border-light: #F0F0F5;
  --radius: 16px;
  --radius-sm: 10px;
  --radius-xs: 6px;
  --shadow: 0 4px 24px rgba(0,0,0,0.06);
  --shadow-hover: 0 12px 40px rgba(0,0,0,0.12);
  --shadow-lg: 0 20px 60px rgba(0,0,0,0.15);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --max-width: 1200px;
  --header-height: 72px;
}

/* ========== Reset & Base ========== */
*,*::before,*::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body {
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--primary-dark); }
a:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }
button, input, textarea { font-family: inherit; font-size: inherit; }
ul, ol { list-style: none; }
h1, h2, h3, h4, h5, h6 { line-height: 1.25; color: var(--dark); }
h1 { font-size: 2.75rem; font-weight: 900; }
h2 { font-size: 2rem; font-weight: 800; }
h3 { font-size: 1.375rem; font-weight: 700; }
h4 { font-size: 1.125rem; font-weight: 600; }
p { margin-bottom: 1rem; }
.container { width: 100%; max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }
.section { padding: 80px 0; }
.section-alt { background: var(--bg-alt); }
.section-dark { background: var(--bg-dark-section); color: #fff; }
.section-title { text-align: center; margin-bottom: 48px; }
.section-title h2 { margin-bottom: 12px; }
.section-title p { color: var(--text-light); font-size: 1.1rem; max-width: 640px; margin: 0 auto; }
.section-dark .section-title h2 { color: #fff; }
.section-dark .section-title p { color: rgba(255,255,255,0.7); }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 28px; border-radius: var(--radius-sm);
  font-weight: 600; font-size: 1rem; cursor: pointer;
  border: none; transition: all var(--transition);
  text-decoration: none;
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); color: #fff; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(255,107,53,0.35); }
.btn-outline { background: transparent; border: 2px solid var(--primary); color: var(--primary); }
.btn-outline:hover { background: var(--primary); color: #fff; transform: translateY(-2px); }
.btn-white { background: #fff; color: var(--dark); }
.btn-white:hover { background: var(--bg-alt); transform: translateY(-2px); box-shadow: var(--shadow-hover); }
.btn-lg { padding: 16px 36px; font-size: 1.1rem; border-radius: var(--radius); }
.btn-sm { padding: 8px 18px; font-size: 0.875rem; }
.card {
  background: var(--bg-card); border-radius: var(--radius);
  box-shadow: var(--shadow); transition: all var(--transition);
  overflow: hidden;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.badge {
  display: inline-block; padding: 4px 14px; border-radius: 20px;
  font-size: 0.75rem; font-weight: 600; letter-spacing: 0.3px;
}
.badge-primary { background: rgba(255,107,53,0.12); color: var(--primary); }
.badge-secondary { background: rgba(108,92,231,0.12); color: var(--secondary); }
.badge-accent { background: rgba(0,206,201,0.12); color: var(--accent); }
.tag {
  display: inline-block; padding: 6px 16px; border-radius: var(--radius-xs);
  font-size: 0.8125rem; font-weight: 500;
  background: var(--bg-alt); color: var(--text-light);
  transition: all var(--transition); cursor: pointer;
}
.tag:hover { background: var(--primary); color: #fff; }
.tag-active { background: var(--primary); color: #fff; }
.text-center { text-align: center; }
.mt-1 { margin-top: 16px; }
.mt-2 { margin-top: 32px; }
.mb-1 { margin-bottom: 16px; }
.mb-2 { margin-bottom: 32px; }
.grid-2 { display: grid; grid-template-columns: repeat(2,1fr); gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.grid-4 { display: grid; grid-template-columns: repeat(4,1fr); gap: 20px; }
@media (max-width:1024px) { .grid-4 { grid-template-columns: repeat(2,1fr); } }
@media (max-width:768px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } }

/* ========== Header / Nav ========== */
.header {
  position: fixed; top: 0; left: 0; width: 100%; z-index: 1000;
  background: rgba(15,15,26,0.95); backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  height: var(--header-height); display: flex; align-items: center;
}
.header .container { display: flex; align-items: center; justify-content: space-between; }
.logo { font-size: 1.5rem; font-weight: 900; color: #fff; letter-spacing: -0.5px; display: flex; align-items: center; gap: 10px; }
.logo:hover { color: var(--primary); }
.logo i { color: var(--primary); font-size: 1.75rem; }
.nav { display: flex; align-items: center; gap: 4px; }
.nav a {
  padding: 8px 20px; border-radius: var(--radius-sm);
  color: rgba(255,255,255,0.75); font-weight: 500; font-size: 0.9375rem;
  transition: all var(--transition); position: relative;
}
.nav a:hover { color: #fff; background: rgba(255,255,255,0.08); }
.nav a.active { color: #fff; background: rgba(255,107,53,0.15); }
.nav a.active::after { content: ''; position: absolute; bottom: 2px; left: 50%; transform: translateX(-50%); width: 20px; height: 3px; background: var(--primary); border-radius: 3px; }
.nav-cta { margin-left: 12px; }
.nav-cta .btn { padding: 8px 22px; font-size: 0.875rem; }
.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; background: none; border: none; padding: 8px; }
.hamburger span { display: block; width: 26px; height: 2.5px; background: #fff; border-radius: 3px; transition: all var(--transition); }
@media (max-width:768px) {
  .hamburger { display: flex; }
  .nav { position: fixed; top: var(--header-height); left: 0; width: 100%; background: rgba(15,15,26,0.98); backdrop-filter: blur(12px); flex-direction: column; padding: 20px 24px; gap: 8px; transform: translateY(-120%); opacity: 0; transition: all var(--transition); border-bottom: 1px solid rgba(255,255,255,0.06); }
  .nav.open { transform: translateY(0); opacity: 1; }
  .nav a { width: 100%; padding: 12px 20px; }
  .nav-cta { margin-left: 0; margin-top: 8px; width: 100%; }
  .nav-cta .btn { width: 100%; justify-content: center; }
}

/* ========== Hero ========== */
.hero {
  position: relative; min-height: 88vh; display: flex; align-items: center;
  background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
  padding-top: var(--header-height);
}
.hero::before { content: ''; position: absolute; inset: 0; background: linear-gradient(135deg, rgba(15,15,26,0.85) 0%, rgba(15,15,26,0.4) 100%); }
.hero .container { position: relative; z-index: 2; }
.hero-content { max-width: 720px; }
.hero-content h1 { font-size: 3.25rem; font-weight: 900; color: #fff; margin-bottom: 16px; line-height: 1.15; }
.hero-content h1 span { color: var(--primary); }
.hero-content p { font-size: 1.2rem; color: rgba(255,255,255,0.75); margin-bottom: 32px; max-width: 540px; line-height: 1.6; }
.hero-badges { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 28px; }
.hero-badges .badge { background: rgba(255,255,255,0.12); color: #fff; backdrop-filter: blur(4px); }
.hero-badges .badge i { margin-right: 6px; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
@media (max-width:768px) {
  .hero { min-height: 70vh; }
  .hero-content h1 { font-size: 2rem; }
  .hero-content p { font-size: 1rem; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; justify-content: center; }
}

/* ========== Features ========== */
.features-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.feature-card { padding: 36px 28px; text-align: center; }
.feature-card .icon { width: 60px; height: 60px; border-radius: 16px; display: flex; align-items: center; justify-content: center; margin: 0 auto 20px; font-size: 1.5rem; }
.feature-card h3 { margin-bottom: 10px; }
.feature-card p { color: var(--text-light); font-size: 0.9375rem; margin-bottom: 0; }
.icon-orange { background: rgba(255,107,53,0.12); color: var(--primary); }
.icon-purple { background: rgba(108,92,231,0.12); color: var(--secondary); }
.icon-cyan { background: rgba(0,206,201,0.12); color: var(--accent); }
@media (max-width:768px) { .features-grid { grid-template-columns: 1fr; } }

/* ========== Category Entry ========== */
.category-section { background: var(--bg-alt); }
.category-cards { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.cat-card {
  position: relative; border-radius: var(--radius); overflow: hidden;
  background: #fff; box-shadow: var(--shadow); transition: all var(--transition);
  cursor: pointer;
}
.cat-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-hover); }
.cat-card img { width: 100%; height: 200px; object-fit: cover; }
.cat-card .cat-body { padding: 20px 24px 24px; }
.cat-card .cat-body h3 { font-size: 1.2rem; margin-bottom: 6px; }
.cat-card .cat-body p { color: var(--text-light); font-size: 0.875rem; margin-bottom: 12px; }
.cat-card .cat-body .btn { font-size: 0.8125rem; padding: 6px 18px; }
.cat-tag { position: absolute; top: 16px; left: 16px; z-index: 2; }
@media (max-width:768px) { .category-cards { grid-template-columns: 1fr; } }

/* ========== Latest News (CMS) ========== */
.news-list { display: grid; grid-template-columns: 1fr; gap: 16px; }
.news-item {
  display: flex; align-items: center; gap: 20px;
  padding: 20px 24px; background: var(--bg-card); border-radius: var(--radius-sm);
  box-shadow: var(--shadow); transition: all var(--transition);
  border: 1px solid var(--border-light);
}
.news-item:hover { transform: translateX(4px); box-shadow: var(--shadow-hover); }
.news-item .news-meta { flex-shrink: 0; text-align: center; min-width: 60px; }
.news-item .news-meta .day { font-size: 1.5rem; font-weight: 800; color: var(--primary); display: block; line-height: 1; }
.news-item .news-meta .month { font-size: 0.75rem; color: var(--text-light); text-transform: uppercase; }
.news-item .news-body { flex: 1; }
.news-item .news-body h4 { font-size: 1rem; margin-bottom: 4px; }
.news-item .news-body h4 a { color: var(--dark); }
.news-item .news-body h4 a:hover { color: var(--primary); }
.news-item .news-body p { font-size: 0.875rem; color: var(--text-light); margin-bottom: 0; }
.news-item .news-tag { flex-shrink: 0; }
.news-empty { text-align: center; padding: 48px 24px; color: var(--text-light); background: var(--bg-card); border-radius: var(--radius); }
@media (max-width:768px) {
  .news-item { flex-wrap: wrap; gap: 12px; }
  .news-item .news-meta { min-width: 50px; }
  .news-item .news-meta .day { font-size: 1.25rem; }
}

/* ========== Popular / Cover Cards ========== */
.popular-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.pop-card { border-radius: var(--radius); overflow: hidden; background: #fff; box-shadow: var(--shadow); transition: all var(--transition); }
.pop-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.pop-card img { width: 100%; height: 180px; object-fit: cover; }
.pop-card .pop-body { padding: 18px 20px 20px; }
.pop-card .pop-body h4 { font-size: 1rem; margin-bottom: 6px; }
.pop-card .pop-body p { font-size: 0.8125rem; color: var(--text-light); margin-bottom: 10px; }
.pop-card .pop-body .meta { font-size: 0.75rem; color: var(--text-muted); display: flex; gap: 12px; }
@media (max-width:768px) { .popular-grid { grid-template-columns: 1fr; } }

/* ========== Stats ========== */
.stats-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 24px; }
.stat-item { text-align: center; padding: 32px 16px; background: rgba(255,255,255,0.06); border-radius: var(--radius); border: 1px solid rgba(255,255,255,0.08); }
.stat-item .num { font-size: 2.5rem; font-weight: 900; color: var(--primary); display: block; line-height: 1.2; }
.stat-item .label { font-size: 0.9375rem; color: rgba(255,255,255,0.7); margin-top: 8px; }
@media (max-width:768px) { .stats-grid { grid-template-columns: repeat(2,1fr); } }
@media (max-width:520px) { .stats-grid { grid-template-columns: 1fr; } }

/* ========== FAQ ========== */
.faq-list { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.faq-item { background: var(--bg-card); border-radius: var(--radius-sm); border: 1px solid var(--border-light); overflow: hidden; transition: all var(--transition); }
.faq-item:hover { border-color: var(--border); }
.faq-q { padding: 18px 24px; font-weight: 600; cursor: pointer; display: flex; justify-content: space-between; align-items: center; font-size: 1rem; }
.faq-q i { transition: transform var(--transition); color: var(--text-light); font-size: 0.875rem; }
.faq-item.open .faq-q i { transform: rotate(180deg); }
.faq-a { padding: 0 24px; max-height: 0; overflow: hidden; transition: all var(--transition); color: var(--text-light); font-size: 0.9375rem; line-height: 1.7; }
.faq-item.open .faq-a { padding: 0 24px 18px; max-height: 300px; }
.section-dark .faq-item { background: rgba(255,255,255,0.06); border-color: rgba(255,255,255,0.08); }
.section-dark .faq-q { color: #fff; }
.section-dark .faq-a { color: rgba(255,255,255,0.7); }

/* ========== CTA ========== */
.cta-section { background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%); padding: 64px 0; }
.cta-box { text-align: center; color: #fff; }
.cta-box h2 { font-size: 2rem; color: #fff; margin-bottom: 12px; }
.cta-box p { font-size: 1.1rem; opacity: 0.9; margin-bottom: 28px; max-width: 560px; margin-left: auto; margin-right: auto; }
.cta-box .btn-white { font-size: 1.05rem; padding: 14px 36px; }

/* ========== Footer ========== */
.footer { background: var(--darker); color: rgba(255,255,255,0.7); padding: 48px 0 24px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 32px; margin-bottom: 32px; }
.footer-brand .logo { font-size: 1.25rem; margin-bottom: 12px; }
.footer-brand p { font-size: 0.875rem; max-width: 320px; line-height: 1.7; }
.footer h4 { color: #fff; font-size: 0.9375rem; margin-bottom: 16px; font-weight: 600; }
.footer ul li { margin-bottom: 10px; }
.footer ul li a { color: rgba(255,255,255,0.6); font-size: 0.875rem; transition: color var(--transition); }
.footer ul li a:hover { color: var(--primary); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.08); padding-top: 20px; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; font-size: 0.8125rem; }
.footer-bottom a { color: rgba(255,255,255,0.5); }
.footer-bottom a:hover { color: var(--primary); }
@media (max-width:768px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width:520px) { .footer-grid { grid-template-columns: 1fr; } }

/* ========== Scrollbar ========== */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg-alt); }
::-webkit-scrollbar-thumb { background: var(--text-muted); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-light); }

/* ========== Animations ========== */
.fade-up { opacity: 0; transform: translateY(30px); transition: opacity 0.6s ease, transform 0.6s ease; }
.fade-up.visible { opacity: 1; transform: translateY(0); }

/* roulang page: article */
/* ===== Design Variables ===== */
:root {
  --primary: #e8542a;
  --primary-dark: #cf4219;
  --primary-light: #fbe9e3;
  --secondary: #2a7de8;
  --secondary-light: #e3effb;
  --accent: #f5a623;
  --bg: #f8f9fc;
  --bg-card: #ffffff;
  --bg-dark: #1a1e2e;
  --text: #1e2433;
  --text-light: #6b7280;
  --text-white: #f0f2f5;
  --border: #e5e9f0;
  --radius: 16px;
  --radius-sm: 8px;
  --radius-lg: 24px;
  --shadow: 0 8px 28px rgba(0,0,0,0.06);
  --shadow-hover: 0 16px 40px rgba(0,0,0,0.10);
  --shadow-btn: 0 4px 14px rgba(232,84,42,0.25);
  --transition: 0.3s cubic-bezier(0.4,0,0.2,1);
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --max-width: 1200px;
  --header-h: 72px;
}

/* ===== Reset & Base ===== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:var(--font);background:var(--bg);color:var(--text);line-height:1.7;-webkit-font-smoothing:antialiased}
a{color:var(--primary);text-decoration:none;transition:color var(--transition)}
a:hover{color:var(--primary-dark)}
img{max-width:100%;height:auto;display:block;border-radius:var(--radius-sm)}
button,input,textarea{font-family:inherit;font-size:inherit}
ul{list-style:none}
.container{width:100%;max-width:var(--max-width);margin:0 auto;padding:0 20px}

/* ===== Header & Navigation ===== */
.header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,0.92);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);border-bottom:1px solid var(--border);height:var(--header-h)}
.header .container{display:flex;align-items:center;justify-content:space-between;height:100%;flex-wrap:nowrap}
.logo{font-size:1.35rem;font-weight:700;color:var(--text);display:flex;align-items:center;gap:10px;white-space:nowrap}
.logo i{color:var(--primary);font-size:1.5rem}
.logo span{background:linear-gradient(135deg,var(--primary),var(--accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.nav{display:flex;align-items:center;gap:6px;flex-wrap:nowrap}
.nav a{position:relative;padding:8px 18px;border-radius:40px;font-size:0.95rem;font-weight:500;color:var(--text);transition:all var(--transition);white-space:nowrap}
.nav a:hover{background:var(--primary-light);color:var(--primary)}
.nav a.active{background:var(--primary);color:#fff}
.nav a.active::after{display:none}
.nav-cta{margin-left:12px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 28px;border-radius:40px;font-weight:600;font-size:0.95rem;border:none;cursor:pointer;transition:all var(--transition);line-height:1.4}
.btn-primary{background:var(--primary);color:#fff;box-shadow:var(--shadow-btn)}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-2px);box-shadow:0 8px 24px rgba(232,84,42,0.35)}
.btn-sm{padding:8px 20px;font-size:0.85rem}
.btn-outline{background:transparent;color:var(--primary);border:2px solid var(--primary)}
.btn-outline:hover{background:var(--primary);color:#fff;transform:translateY(-2px)}
.btn-accent{background:var(--accent);color:#fff;box-shadow:0 4px 14px rgba(245,166,35,0.3)}
.btn-accent:hover{background:#d4911e;color:#fff;transform:translateY(-2px)}
.mobile-toggle{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:6px;background:none;border:none}
.mobile-toggle span{width:26px;height:2.5px;background:var(--text);border-radius:4px;transition:var(--transition)}

/* ===== Page Banner ===== */
.page-banner{
  position:relative;
  padding:80px 0 60px;
  background:linear-gradient(135deg, #1a1e2e 0%, #2a1e3e 50%, #1a2e3e 100%);
  overflow:hidden;
  min-height:220px;
  display:flex;
  align-items:center;
}
.page-banner::before{
  content:'';
  position:absolute;
  inset:0;
  background:url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  opacity:0.15;
  mix-blend-mode:overlay;
}
.page-banner .container{position:relative;z-index:2}
.page-banner h1{
  font-size:2.2rem;
  font-weight:700;
  color:#fff;
  line-height:1.3;
  margin-bottom:10px;
  max-width:800px;
}
.page-banner .breadcrumb{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:0.9rem;
  color:rgba(255,255,255,0.7);
  flex-wrap:wrap;
}
.page-banner .breadcrumb a{color:rgba(255,255,255,0.8);transition:color var(--transition)}
.page-banner .breadcrumb a:hover{color:#fff}
.page-banner .breadcrumb span{color:rgba(255,255,255,0.5)}
.page-banner .breadcrumb i{font-size:0.7rem;color:rgba(255,255,255,0.4)}

/* ===== Article Main ===== */
.article-main{padding:50px 0 70px}
.article-layout{
  display:grid;
  grid-template-columns:1fr 320px;
  gap:40px;
  align-items:start;
}
.article-content{
  background:var(--bg-card);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:40px 44px;
  transition:box-shadow var(--transition);
}
.article-content:hover{box-shadow:var(--shadow-hover)}
.article-meta{
  display:flex;
  flex-wrap:wrap;
  gap:12px 24px;
  margin-bottom:28px;
  padding-bottom:22px;
  border-bottom:1px solid var(--border);
  font-size:0.9rem;
  color:var(--text-light);
}
.article-meta .tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  background:var(--primary-light);
  color:var(--primary);
  padding:4px 14px;
  border-radius:40px;
  font-weight:500;
  font-size:0.8rem;
}
.article-meta i{font-size:0.85rem;opacity:0.7}
.article-body{font-size:1.05rem;line-height:1.9;color:var(--text)}
.article-body p{margin-bottom:1.4em}
.article-body h2,.article-body h3{margin-top:1.6em;margin-bottom:0.6em;font-weight:700;color:var(--text);line-height:1.4}
.article-body h2{font-size:1.5rem}
.article-body h3{font-size:1.25rem}
.article-body ul,.article-body ol{padding-left:1.4em;margin-bottom:1.4em}
.article-body li{margin-bottom:0.4em}
.article-body img{border-radius:var(--radius-sm);margin:1.6em 0;box-shadow:var(--shadow)}
.article-body blockquote{
  border-left:4px solid var(--primary);
  background:var(--primary-light);
  padding:16px 22px;
  margin:1.6em 0;
  border-radius:0 var(--radius-sm) var(--radius-sm) 0;
  color:var(--text-light);
  font-style:italic;
}
.article-body a{font-weight:500;text-decoration:underline;text-underline-offset:3px}
.article-body a:hover{color:var(--primary-dark)}
.not-found{
  text-align:center;
  padding:80px 20px;
}
.not-found i{font-size:3.5rem;color:var(--border);margin-bottom:20px}
.not-found h2{font-size:1.8rem;margin-bottom:12px}
.not-found p{color:var(--text-light);margin-bottom:24px}

/* ===== Sidebar ===== */
.article-sidebar .sidebar-card{
  background:var(--bg-card);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:28px;
  margin-bottom:24px;
  transition:box-shadow var(--transition);
}
.article-sidebar .sidebar-card:hover{box-shadow:var(--shadow-hover)}
.article-sidebar .sidebar-card h3{
  font-size:1.1rem;
  font-weight:700;
  margin-bottom:16px;
  display:flex;
  align-items:center;
  gap:10px;
}
.article-sidebar .sidebar-card h3 i{color:var(--primary);font-size:1.1rem}
.sidebar-list li{
  padding:10px 0;
  border-bottom:1px solid var(--border);
  line-height:1.5;
}
.sidebar-list li:last-child{border-bottom:none}
.sidebar-list a{
  color:var(--text);
  font-weight:500;
  transition:color var(--transition);
  display:flex;
  align-items:center;
  gap:8px;
}
.sidebar-list a:hover{color:var(--primary)}
.sidebar-list a i{font-size:0.7rem;color:var(--primary);opacity:0.6}
.sidebar-tags{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
}
.sidebar-tags a{
  display:inline-block;
  padding:6px 16px;
  background:var(--bg);
  border-radius:40px;
  font-size:0.82rem;
  color:var(--text-light);
  transition:all var(--transition);
  border:1px solid var(--border);
}
.sidebar-tags a:hover{background:var(--primary);color:#fff;border-color:var(--primary);transform:translateY(-1px)}
.sidebar-cta{
  background:linear-gradient(135deg,var(--primary),var(--primary-dark));
  color:#fff;
  padding:32px 28px;
  border-radius:var(--radius);
  text-align:center;
}
.sidebar-cta h3{color:#fff;font-size:1.15rem;margin-bottom:8px}
.sidebar-cta p{font-size:0.9rem;opacity:0.85;margin-bottom:18px}

/* ===== Related Section ===== */
.related-section{padding:50px 0 70px;background:var(--bg)}
.related-section .section-title{font-size:1.6rem;font-weight:700;margin-bottom:36px;text-align:center}
.related-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.related-card{
  background:var(--bg-card);
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:var(--shadow);
  transition:all var(--transition);
}
.related-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover)}
.related-card .card-img{height:180px;overflow:hidden}
.related-card .card-img img{width:100%;height:100%;object-fit:cover;transition:transform 0.5s}
.related-card:hover .card-img img{transform:scale(1.06)}
.related-card .card-body{padding:20px 22px 24px}
.related-card .card-body h4{font-size:1.05rem;font-weight:600;margin-bottom:6px;line-height:1.4}
.related-card .card-body h4 a{color:var(--text);transition:color var(--transition)}
.related-card .card-body h4 a:hover{color:var(--primary)}
.related-card .card-body p{font-size:0.88rem;color:var(--text-light);margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.related-card .card-body .meta{font-size:0.8rem;color:var(--text-light);display:flex;align-items:center;gap:12px}

/* ===== Footer ===== */
.footer{background:var(--bg-dark);color:var(--text-white);padding:60px 0 30px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:36px}
.footer-brand .logo{color:#fff;margin-bottom:12px}
.footer-brand p{font-size:0.9rem;line-height:1.7;color:rgba(255,255,255,0.7);max-width:360px}
.footer h4{color:#fff;font-size:1rem;font-weight:600;margin-bottom:16px}
.footer ul li{margin-bottom:10px}
.footer ul li a{color:rgba(255,255,255,0.65);font-size:0.9rem;transition:all var(--transition);display:inline-flex;align-items:center;gap:6px}
.footer ul li a:hover{color:var(--primary);padding-left:4px}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;padding-top:24px;border-top:1px solid rgba(255,255,255,0.08);font-size:0.85rem;color:rgba(255,255,255,0.5);flex-wrap:wrap;gap:12px}
.footer-bottom a{color:rgba(255,255,255,0.6);transition:color var(--transition)}
.footer-bottom a:hover{color:var(--primary)}

/* ===== Responsive ===== */
@media(max-width:1024px){
  .article-layout{grid-template-columns:1fr 280px;gap:28px}
  .article-content{padding:32px 28px}
  .related-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
  .header .container{flex-wrap:wrap}
  .nav{display:none;width:100%;flex-direction:column;background:var(--bg-card);position:absolute;top:var(--header-h);left:0;right:0;padding:16px 20px 22px;box-shadow:var(--shadow);border-radius:0 0 var(--radius) var(--radius);gap:4px}
  .nav.open{display:flex}
  .nav a{padding:12px 18px;width:100%;border-radius:var(--radius-sm)}
  .nav-cta{width:100%;margin-left:0;margin-top:6px}
  .nav-cta .btn{width:100%;justify-content:center}
  .mobile-toggle{display:flex}
  .page-banner{padding:50px 0 40px;min-height:160px}
  .page-banner h1{font-size:1.6rem}
  .article-layout{grid-template-columns:1fr;gap:28px}
  .article-content{padding:24px 20px}
  .article-body{font-size:0.98rem}
  .related-grid{grid-template-columns:1fr}
  .related-section{padding:40px 0 50px}
  .related-section .section-title{font-size:1.3rem}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .footer-bottom{flex-direction:column;text-align:center}
}
@media(max-width:520px){
  .page-banner h1{font-size:1.35rem}
  .article-meta{flex-direction:column;gap:8px}
  .footer-grid{grid-template-columns:1fr;gap:24px}
  .related-card .card-img{height:150px}
}

/* roulang page: category1 */
/* ===== Design Variables ===== */
        :root {
            --primary: #6c5ce7;
            --primary-dark: #5a4bd1;
            --primary-light: #a29bfe;
            --secondary: #fd79a8;
            --secondary-light: #fab1c8;
            --accent: #fdcb6e;
            --bg: #f8f9fa;
            --bg-card: #ffffff;
            --bg-dark: #2d2b4e;
            --text: #2d3436;
            --text-light: #636e72;
            --text-lighter: #b2bec3;
            --border: #e9ecef;
            --radius: 16px;
            --radius-sm: 8px;
            --radius-lg: 24px;
            --shadow: 0 8px 30px rgba(108, 92, 231, 0.08);
            --shadow-hover: 0 16px 48px rgba(108, 92, 231, 0.16);
            --transition: 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --font: 'Segoe UI', 'PingFang SC', Roboto, 'Helvetica Neue', sans-serif;
            --max-width: 1200px;
            --header-h: 72px;
        }

        /* ===== Reset & Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font);
            font-size: 16px;
            line-height: 1.6;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary-dark);
        }
        a:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
            border-radius: 4px;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }

        ul,
        ol {
            list-style: none;
        }

        /* ===== Container ===== */
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== Header / Nav ===== */
        .header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.85);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border);
            height: var(--header-h);
            display: flex;
            align-items: center;
            transition: var(--transition);
        }

        .header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }

        .logo {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--text);
            display: flex;
            align-items: center;
            gap: 10px;
            letter-spacing: -0.3px;
            white-space: nowrap;
        }
        .logo i {
            font-size: 1.5rem;
            color: var(--primary);
        }

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

        .nav a {
            padding: 8px 18px;
            border-radius: var(--radius-sm);
            font-weight: 500;
            font-size: 0.95rem;
            color: var(--text-light);
            transition: var(--transition);
            position: relative;
            white-space: nowrap;
        }
        .nav a:hover {
            color: var(--primary);
            background: rgba(108, 92, 231, 0.06);
        }
        .nav a.active {
            color: #fff;
            background: var(--primary);
            box-shadow: 0 4px 14px rgba(108, 92, 231, 0.3);
        }
        .nav a.active:hover {
            background: var(--primary-dark);
            color: #fff;
        }

        .nav-cta {
            margin-left: 12px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 28px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.95rem;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            text-decoration: none;
            line-height: 1.4;
        }
        .btn:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }

        .btn-primary {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 14px rgba(108, 92, 231, 0.25);
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(108, 92, 231, 0.35);
            color: #fff;
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(108, 92, 231, 0.2);
        }

        .btn-secondary {
            background: transparent;
            color: var(--primary);
            border: 2px solid var(--primary);
        }
        .btn-secondary:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
        }

        .btn-sm {
            padding: 6px 18px;
            font-size: 0.85rem;
        }

        .btn-lg {
            padding: 14px 40px;
            font-size: 1.1rem;
            border-radius: var(--radius);
        }

        /* ===== Mobile nav toggle ===== */
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--text);
            cursor: pointer;
            padding: 8px;
            border-radius: var(--radius-sm);
            transition: var(--transition);
        }
        .nav-toggle:hover {
            background: rgba(108, 92, 231, 0.06);
        }
        .nav-toggle:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }

        /* ===== Hero / Page Banner ===== */
        .page-hero {
            margin-top: var(--header-h);
            padding: 100px 0 80px;
            position: relative;
            background: var(--bg-dark) url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            color: #fff;
            overflow: hidden;
            min-height: 340px;
            display: flex;
            align-items: center;
        }
        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(45, 43, 78, 0.85) 0%, rgba(108, 92, 231, 0.6) 100%);
            z-index: 1;
        }
        .page-hero .container {
            position: relative;
            z-index: 2;
            text-align: center;
        }
        .page-hero h1 {
            font-size: 3rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            margin-bottom: 16px;
            line-height: 1.2;
            text-shadow: 0 2px 20px rgba(0, 0, 0, 0.2);
        }
        .page-hero p {
            font-size: 1.2rem;
            max-width: 640px;
            margin: 0 auto 28px;
            opacity: 0.9;
            line-height: 1.7;
        }
        .page-hero .hero-badge {
            display: inline-block;
            background: rgba(255, 255, 255, 0.15);
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
            padding: 6px 20px;
            border-radius: 50px;
            font-size: 0.85rem;
            font-weight: 500;
            margin-bottom: 20px;
            border: 1px solid rgba(255, 255, 255, 0.2);
        }

        /* ===== Section common ===== */
        .section {
            padding: 80px 0;
        }
        .section-alt {
            background: var(--bg-card);
        }
        .section-dark {
            background: var(--bg-dark);
            color: #fff;
        }

        .section-header {
            text-align: center;
            margin-bottom: 52px;
        }
        .section-header h2 {
            font-size: 2.2rem;
            font-weight: 700;
            letter-spacing: -0.3px;
            margin-bottom: 12px;
            color: var(--text);
        }
        .section-header p {
            font-size: 1.1rem;
            color: var(--text-light);
            max-width: 600px;
            margin: 0 auto;
        }
        .section-dark .section-header h2 {
            color: #fff;
        }
        .section-dark .section-header p {
            color: rgba(255, 255, 255, 0.7);
        }

        .section-header .section-tag {
            display: inline-block;
            background: var(--primary-light);
            color: var(--primary-dark);
            padding: 4px 16px;
            border-radius: 50px;
            font-size: 0.8rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            margin-bottom: 12px;
        }

        /* ===== Stats / Features ===== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .stat-item {
            text-align: center;
            background: var(--bg-card);
            padding: 32px 16px;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            transition: var(--transition);
            border: 1px solid var(--border);
        }
        .stat-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .stat-item .stat-num {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.2;
        }
        .stat-item .stat-label {
            font-size: 0.95rem;
            color: var(--text-light);
            margin-top: 6px;
        }

        /* ===== Card Grid ===== */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }

        .card {
            background: var(--bg-card);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
            border: 1px solid var(--border);
            display: flex;
            flex-direction: column;
        }
        .card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
        }
        .card .card-img {
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: var(--border);
        }
        .card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .card:hover .card-img img {
            transform: scale(1.05);
        }
        .card .card-body {
            padding: 20px 22px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .card .card-body .card-tag {
            display: inline-block;
            background: rgba(108, 92, 231, 0.1);
            color: var(--primary);
            padding: 2px 12px;
            border-radius: 50px;
            font-size: 0.75rem;
            font-weight: 600;
            margin-bottom: 10px;
            width: fit-content;
        }
        .card .card-body h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text);
            line-height: 1.4;
        }
        .card .card-body p {
            font-size: 0.92rem;
            color: var(--text-light);
            line-height: 1.6;
            flex: 1;
        }
        .card .card-body .card-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-top: 16px;
            font-size: 0.82rem;
            color: var(--text-lighter);
            border-top: 1px solid var(--border);
            padding-top: 14px;
        }
        .card .card-body .card-meta i {
            margin-right: 4px;
        }

        /* ===== List / Articles ===== */
        .article-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .article-item {
            display: flex;
            align-items: center;
            gap: 18px;
            background: var(--bg-card);
            padding: 18px 22px;
            border-radius: var(--radius-sm);
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
            transition: var(--transition);
            cursor: default;
        }
        .article-item:hover {
            transform: translateX(4px);
            box-shadow: var(--shadow-hover);
            border-color: var(--primary-light);
        }
        .article-item .article-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-sm);
            background: rgba(108, 92, 231, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--primary);
            flex-shrink: 0;
        }
        .article-item .article-content {
            flex: 1;
        }
        .article-item .article-content h4 {
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 4px;
            color: var(--text);
        }
        .article-item .article-content p {
            font-size: 0.85rem;
            color: var(--text-light);
        }
        .article-item .article-meta {
            font-size: 0.8rem;
            color: var(--text-lighter);
            white-space: nowrap;
            flex-shrink: 0;
        }

        /* ===== Tags / Chips ===== */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: center;
        }
        .tag {
            display: inline-block;
            padding: 8px 22px;
            border-radius: 50px;
            background: var(--bg-card);
            border: 1px solid var(--border);
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-light);
            transition: var(--transition);
            cursor: default;
        }
        .tag:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            transform: translateY(-2px);
            box-shadow: 0 4px 14px rgba(108, 92, 231, 0.2);
        }
        .tag.active {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }

        /* ===== Welfare / Activity ===== */
        .welfare-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .welfare-item {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 28px 24px;
            text-align: center;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
            transition: var(--transition);
        }
        .welfare-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .welfare-item .welfare-icon {
            width: 64px;
            height: 64px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary-light), var(--secondary-light));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            color: #fff;
            margin: 0 auto 16px;
        }
        .welfare-item h4 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .welfare-item p {
            font-size: 0.9rem;
            color: var(--text-light);
            line-height: 1.6;
        }
        .welfare-item .welfare-badge {
            display: inline-block;
            background: var(--accent);
            color: var(--text);
            padding: 2px 14px;
            border-radius: 50px;
            font-size: 0.75rem;
            font-weight: 700;
            margin-top: 12px;
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 780px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius-sm);
            border: 1px solid var(--border);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: var(--primary-light);
        }
        .faq-item .faq-q {
            padding: 18px 24px;
            font-weight: 600;
            font-size: 1rem;
            display: flex;
            align-items: center;
            gap: 12px;
            cursor: default;
            color: var(--text);
        }
        .faq-item .faq-q i {
            color: var(--primary);
            font-size: 1.1rem;
        }
        .faq-item .faq-a {
            padding: 0 24px 18px;
            font-size: 0.92rem;
            color: var(--text-light);
            line-height: 1.7;
            border-top: 1px solid var(--border);
            padding-top: 14px;
            margin: 0 24px 0 24px;
            padding-left: 0;
            padding-right: 0;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            color: #fff;
            text-align: center;
            padding: 72px 0;
        }
        .cta-section h2 {
            font-size: 2.2rem;
            font-weight: 700;
            margin-bottom: 16px;
        }
        .cta-section p {
            font-size: 1.1rem;
            opacity: 0.9;
            max-width: 560px;
            margin: 0 auto 32px;
        }
        .cta-section .btn {
            background: #fff;
            color: var(--primary);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
        }
        .cta-section .btn:hover {
            background: var(--accent);
            color: var(--text);
            transform: translateY(-3px);
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
        }

        /* ===== Footer ===== */
        .footer {
            background: var(--bg-dark);
            color: rgba(255, 255, 255, 0.75);
            padding: 60px 0 32px;
        }
        .footer .logo {
            color: #fff;
            margin-bottom: 12px;
        }
        .footer .logo i {
            color: var(--primary-light);
        }
        .footer p {
            font-size: 0.9rem;
            line-height: 1.7;
            max-width: 360px;
            color: rgba(255, 255, 255, 0.6);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .footer h4 {
            font-size: 1rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }
        .footer ul li {
            margin-bottom: 10px;
        }
        .footer ul li a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.9rem;
            transition: var(--transition);
        }
        .footer ul li a:hover {
            color: var(--primary-light);
            padding-left: 4px;
        }

        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding-top: 24px;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.6);
        }
        .footer-bottom a:hover {
            color: var(--primary-light);
        }
        .footer-bottom span+span {
            display: flex;
            gap: 16px;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .card-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .welfare-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .page-hero h1 {
                font-size: 2.4rem;
            }
        }

        @media (max-width: 768px) {
            :root {
                --header-h: 64px;
            }

            .nav {
                display: none;
                position: absolute;
                top: var(--header-h);
                left: 0;
                right: 0;
                background: rgba(255, 255, 255, 0.98);
                backdrop-filter: blur(20px);
                -webkit-backdrop-filter: blur(20px);
                flex-direction: column;
                padding: 16px 24px 24px;
                border-bottom: 1px solid var(--border);
                box-shadow: 0 20px 40px rgba(0, 0, 0, 0.06);
                gap: 6px;
            }
            .nav.open {
                display: flex;
            }
            .nav a {
                width: 100%;
                padding: 12px 16px;
                font-size: 1rem;
            }
            .nav-cta {
                margin-left: 0;
                margin-top: 8px;
                width: 100%;
            }
            .nav-cta .btn {
                width: 100%;
                justify-content: center;
            }

            .nav-toggle {
                display: block;
            }

            .page-hero {
                padding: 80px 0 60px;
                min-height: 280px;
            }
            .page-hero h1 {
                font-size: 2rem;
            }
            .page-hero p {
                font-size: 1rem;
            }

            .section {
                padding: 56px 0;
            }
            .section-header h2 {
                font-size: 1.8rem;
            }

            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .stat-item {
                padding: 24px 12px;
            }
            .stat-item .stat-num {
                font-size: 2rem;
            }

            .card-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .welfare-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .article-item {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }
            .article-item .article-meta {
                white-space: normal;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .footer-bottom {
                flex-direction: column;
                gap: 12px;
                text-align: center;
            }

            .cta-section h2 {
                font-size: 1.8rem;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .page-hero h1 {
                font-size: 1.6rem;
            }
            .page-hero p {
                font-size: 0.92rem;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .stat-item .stat-num {
                font-size: 1.6rem;
            }
            .section-header h2 {
                font-size: 1.5rem;
            }
            .tag {
                padding: 6px 16px;
                font-size: 0.82rem;
            }
            .btn-lg {
                padding: 12px 28px;
                font-size: 1rem;
            }
        }

        /* ===== Scrollbar ===== */
        ::-webkit-scrollbar {
            width: 6px;
            height: 6px;
        }
        ::-webkit-scrollbar-track {
            background: var(--bg);
        }
        ::-webkit-scrollbar-thumb {
            background: var(--primary-light);
            border-radius: 10px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: var(--primary);
        }

        /* ===== Fade in animation ===== */
        .fade-up {
            opacity: 0;
            transform: translateY(24px);
            animation: fadeUp 0.6s ease forwards;
        }
        @keyframes fadeUp {
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        .fade-up:nth-child(2) {
            animation-delay: 0.1s;
        }
        .fade-up:nth-child(3) {
            animation-delay: 0.2s;
        }
        .fade-up:nth-child(4) {
            animation-delay: 0.3s;
        }
        .fade-up:nth-child(5) {
            animation-delay: 0.4s;
        }
        .fade-up:nth-child(6) {
            animation-delay: 0.5s;
        }