/* roulang page: index */
:root {
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --primary-light: #3b82f6;
  --accent: #10b981;
  --accent-dark: #059669;
  --dark: #0b1220;
  --dark-2: #131c2e;
  --dark-3: #1d2940;
  --bg: #f4f6fb;
  --white: #ffffff;
  --text: #1e293b;
  --text-muted: #64748b;
  --border: #e2e8f0;
  --radius: 18px;
  --radius-sm: 10px;
  --shadow-sm: 0 2px 10px rgba(15, 23, 42, 0.06);
  --shadow: 0 10px 32px rgba(15, 23, 42, 0.10);
  --shadow-lg: 0 20px 56px rgba(15, 23, 42, 0.16);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --container: 1200px;
  --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: var(--transition); }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, textarea { font-family: inherit; }
ul, ol { list-style: none; }
.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }

/* ===== Header / Nav ===== */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(255,255,255,0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(226,232,240,0.7);
  transition: var(--transition);
}
.site-header.scrolled { background: rgba(255,255,255,0.97); box-shadow: 0 4px 24px rgba(15,23,42,0.06); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 76px; }
.logo { display: flex; align-items: center; gap: 10px; font-size: 22px; font-weight: 800; letter-spacing: -0.3px; color: var(--dark); }
.logo-mark { width: 38px; height: 38px; border-radius: 10px; background: linear-gradient(135deg, var(--primary), var(--accent)); display: flex; align-items: center; justify-content: center; color: #fff; font-size: 17px; font-weight: 900; box-shadow: 0 6px 16px rgba(37,99,235,0.25); }
.logo span { background: linear-gradient(135deg, var(--dark), var(--primary)); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.nav-links { display: flex; align-items: center; gap: 40px; }
.nav-links a { font-size: 15px; font-weight: 600; color: var(--text-muted); padding: 6px 2px; position: relative; letter-spacing: 0.2px; }
.nav-links a::after { content: ""; position: absolute; left: 0; bottom: -2px; width: 0; height: 2px; border-radius: 2px; background: linear-gradient(90deg, var(--primary), var(--accent)); transition: width 0.3s ease; }
.nav-links a:hover { color: var(--primary); }
.nav-links a:hover::after { width: 100%; }
.nav-links a.active { color: var(--dark); }
.nav-links a.active::after { width: 100%; }
.nav-toggle { display: none; width: 42px; height: 42px; border-radius: 10px; background: var(--bg); align-items: center; justify-content: center; font-size: 20px; color: var(--dark); transition: var(--transition); }
.nav-toggle:hover { background: var(--border); }

/* ===== Hero ===== */
.hero { position: relative; padding: 176px 0 120px; background: linear-gradient(135deg, rgba(11,18,32,0.92), rgba(19,28,46,0.84)), url('/assets/images/backpic/back-1.png') center/cover no-repeat; color: #fff; overflow: hidden; }
.hero::after { content: ""; position: absolute; bottom: -80px; right: -80px; width: 400px; height: 400px; border-radius: 50%; background: radial-gradient(circle, rgba(16,185,129,0.18), transparent 70%); pointer-events: none; }
.hero-content { position: relative; z-index: 1; max-width: 720px; }
.hero-badge { display: inline-flex; align-items: center; gap: 8px; padding: 8px 18px; border-radius: 100px; background: rgba(255,255,255,0.12); border: 1px solid rgba(255,255,255,0.2); font-size: 14px; font-weight: 600; color: #d1fae5; margin-bottom: 24px; backdrop-filter: blur(8px); }
.hero-badge::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 4px rgba(16,185,129,0.25); }
.hero h1 { font-size: 54px; line-height: 1.18; font-weight: 800; letter-spacing: -1px; margin-bottom: 22px; }
.hero h1 .highlight { background: linear-gradient(120deg, #93c5fd, #34d399); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.hero p { font-size: 18px; line-height: 1.8; color: rgba(255,255,255,0.78); margin-bottom: 36px; max-width: 560px; }
.hero-btns { display: flex; gap: 16px; flex-wrap: wrap; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 14px 30px; border-radius: 100px; font-size: 15px; font-weight: 700; transition: var(--transition); border: none; cursor: pointer; }
.btn-primary { background: var(--primary); color: #fff; box-shadow: 0 8px 24px rgba(37,99,235,0.3); }
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 12px 32px rgba(37,99,235,0.4); }
.btn-ghost { background: rgba(255,255,255,0.1); color: #fff; border: 1px solid rgba(255,255,255,0.35); backdrop-filter: blur(8px); }
.btn-ghost:hover { background: rgba(255,255,255,0.2); transform: translateY(-2px); border-color: rgba(255,255,255,0.6); }
.hero-stats { display: flex; gap: 42px; margin-top: 64px; flex-wrap: wrap; }
.hero-stat { display: flex; flex-direction: column; gap: 2px; }
.hero-stat strong { font-size: 30px; font-weight: 800; color: #fff; line-height: 1.2; }
.hero-stat strong em { font-style: normal; color: var(--accent); }
.hero-stat span { font-size: 14px; color: rgba(255,255,255,0.55); }

/* ===== Section ===== */
.section { padding: 100px 0; }
.section-head { text-align: center; max-width: 640px; margin: 0 auto 58px; }
.section-eyebrow { display: inline-block; padding: 6px 16px; border-radius: 100px; background: rgba(37,99,235,0.08); color: var(--primary); font-size: 13px; font-weight: 700; letter-spacing: 0.5px; margin-bottom: 14px; }
.section-head h2 { font-size: 36px; font-weight: 800; color: var(--dark); letter-spacing: -0.5px; margin-bottom: 12px; line-height: 1.3; }
.section-head p { font-size: 16px; color: var(--text-muted); line-height: 1.7; }

/* ===== Feature Cards ===== */
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.feature-card { background: var(--white); border-radius: var(--radius); padding: 36px 30px; border: 1px solid var(--border); transition: var(--transition); position: relative; overflow: hidden; }
.feature-card::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 4px; background: linear-gradient(90deg, var(--primary), var(--accent)); opacity: 0; transition: var(--transition); }
.feature-card:hover { box-shadow: var(--shadow); transform: translateY(-6px); border-color: transparent; }
.feature-card:hover::before { opacity: 1; }
.feature-icon { width: 58px; height: 58px; border-radius: 16px; display: flex; align-items: center; justify-content: center; font-size: 26px; margin-bottom: 22px; background: linear-gradient(135deg, rgba(37,99,235,0.1), rgba(16,185,129,0.1)); color: var(--primary); }
.feature-card:nth-child(2) .feature-icon { color: var(--accent); background: linear-gradient(135deg, rgba(16,185,129,0.12), rgba(16,185,129,0.06)); }
.feature-card:nth-child(3) .feature-icon { color: #f59e0b; background: linear-gradient(135deg, rgba(245,158,11,0.12), rgba(245,158,11,0.06)); }
.feature-card h3 { font-size: 20px; font-weight: 700; color: var(--dark); margin-bottom: 10px; }
.feature-card p { font-size: 15px; color: var(--text-muted); line-height: 1.7; }

/* ===== News List ===== */
.news-section { background: var(--white); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.news-wrap { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 40px; align-items: start; }
.news-main { display: flex; flex-direction: column; gap: 16px; }
.news-item { display: flex; gap: 20px; padding: 24px; border-radius: var(--radius); border: 1px solid var(--border); background: var(--white); transition: var(--transition); align-items: flex-start; }
.news-item:hover { box-shadow: var(--shadow); transform: translateY(-3px); border-color: rgba(37,99,235,0.3); }
.news-item-img { width: 140px; height: 104px; border-radius: 12px; object-fit: cover; flex-shrink: 0; }
.news-item-body { flex: 1; min-width: 0; }
.news-item-top { display: flex; align-items: center; gap: 10px; margin-bottom: 6px; }
.badge { display: inline-flex; align-items: center; padding: 3px 10px; border-radius: 100px; font-size: 12px; font-weight: 700; background: rgba(37,99,235,0.08); color: var(--primary); }
.badge-green { background: rgba(16,185,129,0.1); color: var(--accent-dark); }
.badge-orange { background: rgba(245,158,11,0.1); color: #b45309; }
.news-item h3 { font-size: 17px; font-weight: 700; color: var(--dark); line-height: 1.45; margin-bottom: 6px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.news-item p { font-size: 14px; color: var(--text-muted); line-height: 1.6; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.news-item-meta { display: flex; align-items: center; gap: 12px; margin-top: 10px; font-size: 13px; color: var(--text-muted); }
.news-side { background: var(--dark); border-radius: var(--radius); padding: 40px 34px; color: #fff; position: relative; overflow: hidden; }
.news-side::after { content: ""; position: absolute; right: -40px; top: -40px; width: 180px; height: 180px; border-radius: 50%; background: rgba(37,99,235,0.25); filter: blur(60px); }
.news-side h3 { font-size: 24px; font-weight: 800; margin-bottom: 12px; position: relative; z-index: 1; }
.news-side p { color: rgba(255,255,255,0.7); font-size: 15px; margin-bottom: 28px; position: relative; z-index: 1; }
.side-list { display: flex; flex-direction: column; gap: 14px; position: relative; z-index: 1; }
.side-list a { display: flex; align-items: center; gap: 12px; padding: 14px 18px; border-radius: 12px; background: rgba(255,255,255,0.07); border: 1px solid rgba(255,255,255,0.09); color: rgba(255,255,255,0.88); font-size: 15px; font-weight: 600; transition: var(--transition); }
.side-list a:hover { background: rgba(255,255,255,0.13); transform: translateX(4px); border-color: rgba(37,99,235,0.5); }
.side-list a .num { width: 28px; height: 28px; border-radius: 8px; background: rgba(255,255,255,0.1); display: flex; align-items: center; justify-content: center; font-size: 13px; font-weight: 800; color: var(--accent); flex-shrink: 0; }

/* ===== Gallery Cards ===== */
.gallery-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.gallery-card { background: var(--white); border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border); transition: var(--transition); }
.gallery-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-8px); }
.gallery-card-img { position: relative; height: 210px; overflow: hidden; }
.gallery-card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.gallery-card:hover .gallery-card-img img { transform: scale(1.06); }
.gallery-card-tag { position: absolute; top: 16px; left: 16px; padding: 5px 14px; border-radius: 100px; background: rgba(11,18,32,0.75); backdrop-filter: blur(8px); color: #fff; font-size: 12px; font-weight: 600; border: 1px solid rgba(255,255,255,0.15); }
.gallery-card-body { padding: 24px 24px 28px; }
.gallery-card-body h3 { font-size: 18px; font-weight: 700; color: var(--dark); margin-bottom: 8px; line-height: 1.4; }
.gallery-card-body p { font-size: 14px; color: var(--text-muted); line-height: 1.7; margin-bottom: 16px; }
.gallery-card-link { font-size: 14px; font-weight: 700; color: var(--primary); display: inline-flex; align-items: center; gap: 6px; }
.gallery-card-link:hover { gap: 12px; color: var(--primary-dark); }

/* ===== Statistics Dark ===== */
.stats-section { background: var(--dark); position: relative; overflow: hidden; color: #fff; }
.stats-section::before { content: ""; position: absolute; inset: 0; background: url('/assets/images/backpic/back-2.png') center/cover no-repeat; opacity: 0.08; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 40px; position: relative; z-index: 1; }
.stat-block { text-align: center; padding: 24px 10px; }
.stat-block strong { display: block; font-size: 46px; font-weight: 800; color: #fff; line-height: 1.2; margin-bottom: 8px; }
.stat-block strong em { font-style: normal; color: var(--accent); }
.stat-block span { font-size: 15px; color: rgba(255,255,255,0.6); }
.stat-block + .stat-block { border-left: 1px solid rgba(255,255,255,0.1); }

/* ===== Steps ===== */
.steps-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.step-card { position: relative; background: var(--white); border-radius: var(--radius); padding: 36px 30px; border: 1px solid var(--border); transition: var(--transition); }
.step-card:hover { box-shadow: var(--shadow); transform: translateY(-4px); }
.step-num { font-size: 56px; font-weight: 800; line-height: 1; color: rgba(37,99,235,0.1); margin-bottom: 20px; }
.step-card h3 { font-size: 19px; font-weight: 700; color: var(--dark); margin-bottom: 10px; }
.step-card p { font-size: 14px; color: var(--text-muted); line-height: 1.7; }

/* ===== FAQ ===== */
.faq-wrap { max-width: 820px; margin: 0 auto; }
.faq-item { background: var(--white); border: 1px solid var(--border); border-radius: 16px; margin-bottom: 14px; transition: var(--transition); overflow: hidden; }
.faq-item:hover { border-color: rgba(37,99,235,0.3); box-shadow: var(--shadow-sm); }
.faq-item summary { cursor: pointer; list-style: none; padding: 22px 28px; font-size: 16px; font-weight: 700; color: var(--dark); display: flex; justify-content: space-between; align-items: center; gap: 16px; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; font-size: 22px; color: var(--primary); font-weight: 600; flex-shrink: 0; transition: transform 0.3s ease; }
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item .faq-body { padding: 0 28px 24px; color: var(--text-muted); font-size: 15px; line-height: 1.75; }
.faq-item[open] { box-shadow: var(--shadow-sm); }

/* ===== CTA ===== */
.cta-section { background: linear-gradient(135deg, var(--primary), var(--primary-dark)); position: relative; overflow: hidden; }
.cta-section::before { content: ""; position: absolute; inset: 0; background: url('/assets/images/backpic/back-3.png') center/cover no-repeat; opacity: 0.12; }
.cta-wrap { position: relative; z-index: 1; text-align: center; max-width: 660px; margin: 0 auto; padding: 90px 0; color: #fff; }
.cta-wrap h2 { font-size: 38px; font-weight: 800; margin-bottom: 16px; letter-spacing: -0.5px; }
.cta-wrap p { font-size: 17px; color: rgba(255,255,255,0.85); margin-bottom: 34px; }
.btn-white { background: #fff; color: var(--primary-dark); }
.btn-white:hover { background: #eef2ff; transform: translateY(-2px); box-shadow: 0 12px 32px rgba(0,0,0,0.2); }
.btn-outline-white { background: rgba(255,255,255,0.1); border: 1px solid rgba(255,255,255,0.45); color: #fff; }
.btn-outline-white:hover { background: rgba(255,255,255,0.2); transform: translateY(-2px); }

/* ===== Footer ===== */
.site-footer { background: var(--dark); color: rgba(255,255,255,0.7); padding: 64px 0 32px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 48px; margin-bottom: 48px; }
.footer-brand .logo { color: #fff; margin-bottom: 14px; }
.footer-brand p { font-size: 14px; line-height: 1.7; color: rgba(255,255,255,0.5); max-width: 300px; }
.footer-col h4 { color: #fff; font-size: 15px; font-weight: 700; margin-bottom: 18px; }
.footer-col a { display: block; padding: 5px 0; font-size: 14px; color: rgba(255,255,255,0.55); transition: var(--transition); }
.footer-col a:hover { color: var(--accent); padding-left: 6px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.08); padding-top: 26px; text-align: center; font-size: 13px; color: rgba(255,255,255,0.4); }

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .feature-grid, .gallery-grid, .steps-grid { grid-template-columns: repeat(2, 1fr); }
  .news-wrap { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .stat-block + .stat-block { border-left: none; }
  .hero h1 { font-size: 44px; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .nav-links { position: fixed; top: 76px; left: 0; right: 0; background: var(--white); flex-direction: column; align-items: flex-start; gap: 0; padding: 16px 24px; border-bottom: 1px solid var(--border); box-shadow: var(--shadow); opacity: 0; visibility: hidden; transform: translateY(-12px); transition: all 0.3s ease; }
  .nav-links.open { opacity: 1; visibility: visible; transform: translateY(0); }
  .nav-links a { display: block; width: 100%; padding: 14px 0; border-bottom: 1px solid var(--border); }
  .nav-links a:last-child { border-bottom: none; }
  .nav-links a::after { display: none; }
  .nav-links a.active { color: var(--primary); }
  .nav-toggle { display: flex; }
  .hero { padding: 140px 0 90px; }
  .hero h1 { font-size: 34px; }
  .hero p { font-size: 16px; }
  .hero-stats { gap: 24px; }
  .section { padding: 72px 0; }
  .section-head h2 { font-size: 28px; }
  .feature-grid, .gallery-grid, .steps-grid { grid-template-columns: 1fr; }
  .news-item { flex-direction: column; }
  .news-item-img { width: 100%; height: 190px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stat-block strong { font-size: 34px; }
  .cta-wrap { padding: 60px 0; }
  .cta-wrap h2 { font-size: 28px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
}
@media (max-width: 520px) {
  .container { padding: 0 18px; }
  .hero h1 { font-size: 28px; }
  .hero-btns .btn { width: 100%; }
  .hero-stat { flex-basis: calc(50% - 12px); }
  .feature-card { padding: 28px 24px; }
  .news-item p { -webkit-line-clamp: 3; }
}

/* roulang page: category1 */
:root{
  --primary:#0d1b2a;
  --primary-light:#16283f;
  --accent:#e63946;
  --accent-hover:#cf2e3b;
  --gold:#ff9f1c;
  --bg:#f4f6fb;
  --white:#ffffff;
  --text:#1c2333;
  --text-weak:#68738a;
  --border:#e2e8f0;
  --radius:16px;
  --radius-sm:10px;
  --shadow-sm:0 2px 10px rgba(13,27,42,.06);
  --shadow-md:0 8px 30px rgba(13,27,42,.10);
  --shadow-lg:0 16px 50px rgba(13,27,42,.14);
  --font:'PingFang SC','Microsoft YaHei','Helvetica Neue',Arial,sans-serif;
  --max:1200px;
  --nav-h:72px;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{font-family:var(--font);background:var(--bg);color:var(--text);line-height:1.75;-webkit-font-smoothing:antialiased;}
a{color:inherit;text-decoration:none;transition:color .25s;}
img{max-width:100%;display:block;}
button,input,summary{font-family:inherit;outline:none;}
ul{list-style:none;}
.container{max-width:var(--max);margin:0 auto;padding:0 28px;}

/* ---------- Header / Nav ---------- */
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.92);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--border);}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:var(--nav-h);}
.logo{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:800;color:var(--primary);letter-spacing:.5px;}
.logo-mark{display:inline-flex;width:36px;height:36px;border-radius:10px;background:linear-gradient(135deg,var(--accent),#ff8c42);color:#fff;align-items:center;justify-content:center;font-size:14px;font-weight:900;letter-spacing:0;box-shadow:var(--shadow-sm);}
.nav-links{display:flex;align-items:center;gap:36px;}
.nav-links a{position:relative;font-size:15px;font-weight:500;color:var(--text-weak);padding:8px 2px;}
.nav-links a:hover{color:var(--primary);}
.nav-links a::after{content:'';position:absolute;left:0;bottom:0;width:100%;height:2px;border-radius:2px;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .3s ease;}
.nav-links a:hover::after{transform:scaleX(1);}
.nav-links a.active{color:var(--primary);font-weight:600;}
.nav-links a.active::after{transform:scaleX(1);background:var(--accent);}
.nav-toggle{display:none;background:none;border:0;font-size:24px;cursor:pointer;color:var(--primary);line-height:1;width:40px;height:40px;align-items:center;justify-content:center;border-radius:8px;}

/* ---------- Page Hero ---------- */
.page-hero{position:relative;padding:96px 0 84px;background:linear-gradient(135deg,rgba(13,27,42,.93),rgba(22,40,63,.78)),url('/assets/images/backpic/back-1.png') center/cover no-repeat;color:#fff;text-align:center;}
.page-hero .hero-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.25);padding:7px 20px;border-radius:999px;font-size:13px;margin-bottom:18px;letter-spacing:.8px;}
.page-hero h1{font-size:42px;line-height:1.25;font-weight:800;margin-bottom:14px;}
.page-hero p{font-size:17px;max-width:680px;margin:0 auto;color:rgba(255,255,255,.86);}
.page-hero .hero-meta{margin-top:28px;display:flex;justify-content:center;gap:32px;flex-wrap:wrap;}
.page-hero .hero-meta span{font-size:13px;color:rgba(255,255,255,.72);display:inline-flex;align-items:center;gap:6px;}

/* ---------- Section ---------- */
.section{padding:80px 0;}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head .eyebrow{display:inline-block;font-size:13px;font-weight:700;color:var(--accent);letter-spacing:2px;text-transform:uppercase;margin-bottom:8px;}
.section-head h2{font-size:32px;line-height:1.3;color:var(--primary);font-weight:800;}
.section-head p{margin-top:10px;color:var(--text-weak);font-size:16px;}
.section-head.center{text-align:center;margin-left:auto;margin-right:auto;}

/* ---------- Intro / Feature ---------- */
.feature-row{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;margin-top:8px;}
.feature-item{background:var(--white);border:1px solid var(--border);border-radius:var(--radius);padding:28px 24px;box-shadow:var(--shadow-sm);transition:transform .3s ease,box-shadow .3s ease;}
.feature-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);}
.feature-item .feature-icon{width:46px;height:46px;border-radius:12px;background:rgba(230,57,70,.1);color:var(--accent);display:flex;align-items:center;justify-content:center;font-size:20px;margin-bottom:16px;}
.feature-item h3{font-size:17px;font-weight:700;color:var(--primary);margin-bottom:6px;}
.feature-item p{font-size:14px;color:var(--text-weak);line-height:1.65;}

/* ---------- Card Grid ---------- */
.card-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.feat-card{background:var(--white);border-radius:var(--radius);border:1px solid var(--border);overflow:hidden;transition:transform .3s ease,box-shadow .3s ease;}
.feat-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);}
.feat-card .card-media{height:185px;overflow:hidden;position:relative;}
.feat-card .card-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.feat-card:hover .card-media img{transform:scale(1.06);}
.feat-card .card-body{padding:22px;}
.card-tag{display:inline-block;padding:4px 12px;background:rgba(230,57,70,.08);color:var(--accent);border-radius:999px;font-size:12px;font-weight:600;margin-bottom:10px;}
.feat-card h3{font-size:18px;font-weight:700;color:var(--primary);margin-bottom:8px;}
.feat-card p{font-size:14px;color:var(--text-weak);line-height:1.65;margin-bottom:12px;}
.card-link{color:var(--accent);font-weight:600;font-size:14px;}
.card-link:hover{text-decoration:underline;}

/* ---------- News List + Sidebar ---------- */
.news-wrap{display:grid;grid-template-columns:2fr 1fr;gap:28px;align-items:start;}
.news-panel{background:var(--white);border-radius:var(--radius);border:1px solid var(--border);padding:8px 0;box-shadow:var(--shadow-sm);}
.news-panel-title{padding:14px 22px 6px;font-size:16px;font-weight:700;color:var(--primary);display:flex;align-items:center;gap:8px;}
.news-panel-title .bar{width:4px;height:18px;border-radius:2px;background:var(--accent);}
.news-list li{border-bottom:1px dashed var(--border);}
.news-list li:last-child{border-bottom:0;}
.news-item{display:flex;justify-content:space-between;align-items:center;gap:18px;padding:16px 22px;transition:background .2s;}
.news-item:hover{background:#fafbfe;}
.news-item .news-title{display:flex;align-items:center;gap:10px;font-size:15px;font-weight:500;color:var(--text);}
.news-item .news-title .dot{width:6px;height:6px;border-radius:50%;background:var(--accent);flex-shrink:0;}
.news-item .news-title a{color:inherit;}
.news-item .news-title a:hover{color:var(--accent);}
.news-item .news-date{font-size:13px;color:var(--text-weak);white-space:nowrap;}

.side-panel{display:grid;gap:20px;}
.side-card{background:var(--white);border-radius:var(--radius);border:1px solid var(--border);padding:22px;box-shadow:var(--shadow-sm);}
.side-card h4{font-size:15px;font-weight:700;color:var(--primary);margin-bottom:14px;display:flex;align-items:center;gap:8px;}
.side-card h4 .bar{width:4px;height:16px;border-radius:2px;background:var(--accent);}
.tag-list{display:flex;flex-wrap:wrap;gap:8px;}
.tag-chip{display:inline-block;padding:6px 14px;background:#f0f3f9;border-radius:999px;font-size:13px;color:var(--text-weak);transition:all .25s;}
.tag-chip:hover{background:var(--accent);color:#fff;}
.side-topic{display:flex;gap:12px;padding:9px 0;border-bottom:1px dashed var(--border);font-size:14px;color:var(--text);}
.side-topic:last-child{border:0;}
.side-topic .rank{color:var(--accent);font-weight:700;flex-shrink:0;}
.side-topic a:hover{color:var(--accent);}

/* ---------- Stats ---------- */
.stats-section{background:var(--primary);color:#fff;padding:70px 0;}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:36px;text-align:center;}
.stat-item .num{font-size:40px;font-weight:800;color:var(--gold);line-height:1.2;}
.stat-item .label{font-size:14px;color:rgba(255,255,255,.72);margin-top:6px;}

/* ---------- FAQ ---------- */
.faq-list{max-width:760px;margin:0 auto;display:grid;gap:14px;}
.faq-item{background:var(--white);border:1px solid var(--border);border-radius:var(--radius-sm);padding:20px 24px;box-shadow:var(--shadow-sm);}
.faq-item summary{cursor:pointer;font-size:16px;font-weight:600;color:var(--primary);display:flex;justify-content:space-between;align-items:center;gap:12px;list-style:none;}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{content:'+';font-size:20px;color:var(--accent);font-weight:400;transition:transform .3s ease;}
.faq-item[open] summary::after{content:'−';}
.faq-item p{margin-top:12px;color:var(--text-weak);font-size:15px;}

/* ---------- CTA ---------- */
.cta-section{padding:60px 0;}
.cta-box{background:linear-gradient(135deg,rgba(13,27,42,.94),rgba(22,40,63,.86)),url('/assets/images/backpic/back-2.png') center/cover no-repeat;border-radius:20px;padding:52px 40px;text-align:center;color:#fff;box-shadow:var(--shadow-lg);}
.cta-box h2{font-size:28px;margin-bottom:10px;font-weight:800;}
.cta-box p{color:rgba(255,255,255,.8);margin-bottom:24px;font-size:16px;max-width:520px;margin-left:auto;margin-right:auto;}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 30px;border-radius:999px;font-weight:600;font-size:15px;border:0;cursor:pointer;transition:all .3s;}
.btn-primary{background:var(--accent);color:#fff;}
.btn-primary:hover{background:var(--accent-hover);transform:translateY(-2px);box-shadow:0 8px 20px rgba(230,57,70,.35);}
.btn-light{background:#fff;color:var(--primary);}
.btn-light:hover{background:var(--gold);color:var(--primary);transform:translateY(-2px);box-shadow:0 8px 20px rgba(255,159,28,.3);}

/* ---------- Footer ---------- */
.site-footer{background:var(--primary);color:rgba(255,255,255,.7);padding:60px 0 30px;}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:48px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.12);}
.footer-brand .logo{color:#fff;}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.7;}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px;font-weight:600;}
.footer-col a{display:block;font-size:14px;padding:5px 0;color:rgba(255,255,255,.7);}
.footer-col a:hover{color:var(--gold);}
.footer-bottom{padding-top:24px;text-align:center;font-size:13px;color:rgba(255,255,255,.5);}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .card-grid{grid-template-columns:repeat(2,1fr);}
  .news-wrap{grid-template-columns:1fr;}
  .feature-row{grid-template-columns:repeat(3,1fr);gap:18px;}
  .stats-grid{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:768px){
  .nav-links{position:fixed;top:var(--nav-h);left:0;right:0;background:#fff;flex-direction:column;gap:4px;padding:20px 28px;box-shadow:var(--shadow-md);transform:translateY(-130%);transition:transform .35s ease;border-bottom:1px solid var(--border);z-index:99;}
  .nav-links.open{transform:translateY(0);}
  .nav-links a{display:block;padding:11px 0;font-size:16px;}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .page-hero{padding:72px 0 60px;}
  .page-hero h1{font-size:32px;}
  .section{padding:60px 0;}
  .section-head h2{font-size:26px;}
  .feature-row{grid-template-columns:1fr;gap:14px;}
  .footer-grid{grid-template-columns:1fr;gap:32px;padding-bottom:30px;}
  .cta-box{padding:40px 24px;}
  .cta-box h2{font-size:24px;}
}
@media (max-width:520px){
  .container{padding:0 18px;}
  .card-grid{grid-template-columns:1fr;}
  .stats-grid{grid-template-columns:1fr;}
  .page-hero h1{font-size:26px;}
  .page-hero p{font-size:15px;}
  .news-item{flex-direction:column;align-items:flex-start;gap:4px;}
  .btn{width:100%;justify-content:center;}
  .logo{font-size:17px;}
  .logo-mark{width:32px;height:32px;font-size:12px;}
}

/* roulang page: article */
:root {
  --primary: #0f2540;
  --primary-deep: #0a1b30;
  --primary-soft: #1d3b61;
  --accent: #eab948;
  --accent-soft: #fdf1d7;
  --bg: #f6f7fb;
  --bg-white: #ffffff;
  --text: #16202e;
  --text-weak: #687385;
  --border: #e4e8f0;
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --shadow-sm: 0 4px 12px rgba(15, 37, 64, 0.06);
  --shadow-md: 0 12px 32px rgba(15, 37, 64, 0.10);
  --shadow-lg: 0 24px 64px rgba(15, 37, 64, 0.12);
  --transition: all 0.28s cubic-bezier(0.22, 1, 0.36, 1);
  --font-main: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
}

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

.container { width: min(1200px, 92%); margin-inline: auto; }

/* Header */
.site-header { position: sticky; top: 0; z-index: 100; background: rgba(255, 255, 255, 0.92); backdrop-filter: blur(16px); border-bottom: 1px solid var(--border); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.logo { display: inline-flex; align-items: center; gap: 10px; font-weight: 700; font-size: 18px; color: var(--primary); letter-spacing: 0.02em; }
.logo-mark { display: inline-flex; align-items: center; justify-content: center; width: 38px; height: 38px; border-radius: 10px; background: linear-gradient(135deg, var(--primary-soft), var(--primary)); color: #fff; font-weight: 800; font-size: 14px; letter-spacing: 0.05em; }
.nav-links { display: flex; align-items: center; gap: 36px; }
.nav-links a { position: relative; font-size: 15px; font-weight: 500; color: var(--text-weak); padding: 8px 2px; transition: var(--transition); }
.nav-links a::after { content: ''; position: absolute; left: 0; bottom: 0; width: 100%; height: 2px; border-radius: 2px; background: var(--accent); transform: scaleX(0); transform-origin: center; transition: var(--transition); }
.nav-links a:hover { color: var(--primary); }
.nav-links a.active { color: var(--primary); font-weight: 600; }
.nav-links a.active::after { transform: scaleX(1); }
.nav-toggle { display: none; background: none; border: none; font-size: 26px; color: var(--primary); cursor: pointer; padding: 4px; }

/* Page Banner */
.page-banner { position: relative; padding: 104px 0 96px; background: linear-gradient(135deg, rgba(10, 27, 48, 0.93), rgba(29, 59, 97, 0.76)), url('/assets/images/backpic/back-1.png') center/cover no-repeat; color: #fff; }
.page-banner .badge { display: inline-flex; align-items: center; gap: 8px; padding: 8px 18px; border-radius: 100px; background: var(--accent); color: var(--primary-deep); font-weight: 600; font-size: 13px; letter-spacing: 0.04em; margin-bottom: 20px; }
.page-banner h1 { font-size: clamp(30px, 4vw, 44px); line-height: 1.3; max-width: 820px; letter-spacing: 0.01em; }
.banner-meta { display: flex; flex-wrap: wrap; gap: 22px; margin-top: 22px; color: rgba(255, 255, 255, 0.88); font-size: 14px; }
.banner-meta i { margin-right: 6px; color: var(--accent); }
.breadcrumb { display: flex; align-items: center; gap: 10px; font-size: 13px; color: rgba(255, 255, 255, 0.7); margin-bottom: 18px; }
.breadcrumb a { color: rgba(255, 255, 255, 0.82); transition: color 0.2s; }
.breadcrumb a:hover { color: #fff; }
.breadcrumb i { font-size: 10px; color: rgba(255, 255, 255, 0.4); }

/* Article Section */
.article-section { padding: 72px 0; }
.article-layout { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 44px; align-items: start; }
.article-main { background: var(--bg-white); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 44px; box-shadow: var(--shadow-sm); }
.article-main h2 { font-size: 24px; margin-bottom: 16px; }
.article-main h3 { font-size: 20px; }
.article-content { color: #2a3444; font-size: 16px; line-height: 1.9; }
.article-content p { margin-bottom: 1.2em; }
.article-content img { border-radius: var(--radius-md); margin: 24px 0; }
.article-content a { color: var(--primary); border-bottom: 1px solid var(--accent); transition: opacity 0.2s; }
.article-content a:hover { opacity: 0.72; }
.article-content blockquote { border-left: 4px solid var(--accent); background: var(--accent-soft); padding: 16px 22px; border-radius: 0 var(--radius-sm) var(--radius-sm) 0; margin: 24px 0; color: var(--primary-soft); font-weight: 500; }
.article-content ul, .article-content ol { margin-left: 20px; margin-bottom: 1.2em; }
.article-content li { margin-bottom: 8px; }
.article-tags { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 34px; padding-top: 26px; border-top: 1px solid var(--border); }
.tag { display: inline-block; padding: 6px 14px; border-radius: 100px; background: var(--bg); border: 1px solid var(--border); font-size: 13px; color: var(--text-weak); transition: var(--transition); }
.tag:hover { border-color: var(--accent); color: var(--primary); background: var(--accent-soft); }
.article-share { display: flex; align-items: center; gap: 12px; margin-bottom: 28px; padding-bottom: 24px; border-bottom: 1px solid var(--border); }
.article-share span { font-size: 14px; color: var(--text-weak); }
.share-btn { display: inline-flex; align-items: center; justify-content: center; width: 38px; height: 38px; border-radius: 50%; background: var(--bg); border: 1px solid var(--border); color: var(--text-weak); transition: var(--transition); }
.share-btn:hover { background: var(--primary); color: #fff; border-color: var(--primary); transform: translateY(-2px); }

/* Not Found */
.not-found { text-align: center; padding: 80px 20px; }
.not-found-icon { width: 90px; height: 90px; margin: 0 auto 26px; border-radius: 50%; background: var(--bg); border: 1px solid var(--border); display: flex; align-items: center; justify-content: center; font-size: 32px; color: var(--primary); }
.not-found h2 { font-size: 30px; margin-bottom: 12px; }
.not-found p { color: var(--text-weak); max-width: 360px; margin: 0 auto 24px; }

/* Sidebar */
.article-sidebar { min-width: 0; }
.sidebar-sticky { position: sticky; top: 100px; display: flex; flex-direction: column; gap: 28px; }
.sidebar-card { background: var(--bg-white); border: 1px solid var(--border); border-radius: var(--radius-md); padding: 26px; box-shadow: var(--shadow-sm); }
.sidebar-card h3 { font-size: 17px; margin-bottom: 16px; padding-bottom: 14px; border-bottom: 1px solid var(--border); position: relative; }
.sidebar-card h3::after { content: ''; position: absolute; left: 0; bottom: -1px; width: 28px; height: 3px; border-radius: 3px; background: var(--accent); }
.side-about p { font-size: 14px; color: var(--text-weak); margin-bottom: 16px; }
.sidebar-link { font-size: 14px; color: var(--primary); font-weight: 600; transition: color 0.2s; }
.sidebar-link:hover { color: var(--accent); }
.side-img { position: relative; border-radius: var(--radius-md); overflow: hidden; padding: 0; border: none; }
.side-img img { width: 100%; height: 200px; object-fit: cover; }
.side-img-overlay { position: absolute; inset: auto 0 0 0; padding: 20px; background: linear-gradient(to top, rgba(10, 27, 48, 0.92), transparent); color: #fff; }
.side-img-overlay span { font-size: 12px; letter-spacing: 0.06em; color: var(--accent); font-weight: 600; }
.side-img-overlay p { font-weight: 600; margin-top: 4px; }
.side-links ul { display: flex; flex-direction: column; gap: 12px; }
.side-links a { display: flex; align-items: center; gap: 10px; font-size: 14px; color: var(--text); transition: var(--transition); }
.side-links a i { color: var(--accent); width: 18px; text-align: center; }
.side-links a:hover { color: var(--primary); transform: translateX(4px); }

/* Related */
.related-section { padding: 72px 0; background: var(--bg-white); border-top: 1px solid var(--border); }
.section-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; margin-bottom: 40px; }
.section-tag { font-size: 13px; font-weight: 600; color: var(--accent); letter-spacing: 0.08em; }
.section-head h2 { font-size: 30px; margin-top: 8px; color: var(--primary); line-height: 1.35; }
.text-link { font-size: 15px; color: var(--primary); font-weight: 600; display: inline-flex; align-items: center; gap: 8px; transition: color 0.2s; }
.text-link:hover { color: var(--accent); }
.related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.related-card { background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius-md); overflow: hidden; transition: var(--transition); }
.related-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: rgba(234, 185, 72, 0.55); }
.related-thumb { overflow: hidden; }
.related-thumb img { width: 100%; height: 190px; object-fit: cover; transition: transform 0.6s ease; }
.related-card:hover .related-thumb img { transform: scale(1.05); }
.related-body { padding: 22px; }
.category-chip { display: inline-block; padding: 4px 12px; border-radius: 100px; background: var(--primary); color: #fff; font-size: 12px; margin-bottom: 12px; }
.related-body h3 { font-size: 18px; line-height: 1.5; margin-bottom: 10px; color: var(--text); transition: color 0.2s; }
.related-card:hover .related-body h3 { color: var(--primary); }
.related-body p { font-size: 14px; color: var(--text-weak); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; margin-bottom: 14px; }
.related-meta { font-size: 13px; color: #9aa3b2; }

/* FAQ */
.faq-section { padding: 72px 0; }
.faq-layout { display: grid; grid-template-columns: 360px 1fr; gap: 60px; align-items: start; }
.faq-intro h2 { font-size: 30px; color: var(--primary); margin-top: 8px; margin-bottom: 14px; }
.faq-intro p { color: var(--text-weak); font-size: 15px; max-width: 340px; }
.faq-list { display: flex; flex-direction: column; gap: 16px; }
.faq-item { background: var(--bg-white); border: 1px solid var(--border); border-radius: var(--radius-md); overflow: hidden; transition: var(--transition); }
.faq-item:hover { border-color: rgba(234, 185, 72, 0.5); }
.faq-item.active { box-shadow: var(--shadow-md); }
.faq-question { width: 100%; display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 20px 24px; background: none; border: none; cursor: pointer; font-size: 16px; font-weight: 600; color: var(--text); text-align: left; transition: var(--transition); }
.faq-question i { color: var(--accent); transition: transform 0.3s ease; flex-shrink: 0; }
.faq-item.active .faq-question i { transform: rotate(180deg); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.4s ease; padding: 0 24px; }
.faq-answer p { padding: 0 0 20px; font-size: 15px; color: var(--text-weak); line-height: 1.8; }

/* CTA */
.cta-section { position: relative; padding: 88px 0; background: linear-gradient(135deg, rgba(10, 27, 48, 0.96), rgba(29, 59, 97, 0.86)), url('/assets/images/backpic/back-3.png') center/cover no-repeat; color: #fff; }
.cta-inner { text-align: center; max-width: 640px; margin-inline: auto; }
.cta-tag { display: inline-block; padding: 6px 16px; border-radius: 100px; border: 1px solid rgba(255, 255, 255, 0.3); font-size: 13px; letter-spacing: 0.06em; margin-bottom: 20px; color: var(--accent); }
.cta-inner h2 { font-size: 36px; line-height: 1.3; margin-bottom: 14px; }
.cta-inner p { font-size: 16px; color: rgba(255, 255, 255, 0.8); margin-bottom: 32px; }
.cta-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* Buttons */
.btn-primary, .btn-light, .btn-outline-light {
  display: inline-flex; align-items: center; gap: 10px; padding: 12px 28px; border-radius: 100px; font-weight: 600; font-size: 15px; transition: var(--transition); border: none; cursor: pointer;
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-soft); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn-light { background: #ffffff; color: var(--primary); }
.btn-light:hover { background: var(--accent); transform: translateY(-2px); box-shadow: 0 16px 36px rgba(0, 0, 0, 0.2); }
.btn-outline-light { border: 1px solid rgba(255, 255, 255, 0.5); color: #fff; }
.btn-outline-light:hover { background: rgba(255, 255, 255, 0.12); border-color: #fff; }

/* Footer */
.site-footer { background: var(--primary-deep); color: rgba(255, 255, 255, 0.65); padding: 60px 0 0; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: 48px; padding-bottom: 42px; border-bottom: 1px solid rgba(255, 255, 255, 0.1); }
.footer-brand .logo { color: #fff; margin-bottom: 16px; }
.footer-brand .logo-mark { background: linear-gradient(135deg, var(--accent), #f4d477); color: var(--primary-deep); }
.footer-brand p { max-width: 320px; font-size: 14px; line-height: 1.8; }
.footer-col h4 { color: #fff; font-size: 16px; margin-bottom: 20px; }
.footer-col a { display: block; font-size: 14px; padding: 6px 0; transition: var(--transition); }
.footer-col a:hover { color: var(--accent); padding-left: 6px; }
.footer-bottom { padding: 24px 0; text-align: center; font-size: 13px; color: rgba(255, 255, 255, 0.4); }

/* Responsive */
@media (max-width: 1024px) {
  .article-layout { grid-template-columns: 1fr; gap: 32px; }
  .sidebar-sticky { position: static; display: grid; grid-template-columns: repeat(3, 1fr); }
  .related-grid { grid-template-columns: repeat(2, 1fr); }
  .faq-layout { grid-template-columns: 1fr; gap: 32px; }
}
@media (max-width: 768px) {
  .nav-links { position: fixed; top: 72px; left: 0; right: 0; background: #fff; flex-direction: column; align-items: flex-start; padding: 24px 5%; gap: 20px; box-shadow: var(--shadow-lg); border-bottom: 1px solid var(--border); display: none; }
  .nav-links.open { display: flex; }
  .nav-toggle { display: block; }
  .page-banner { padding: 70px 0 60px; }
  .article-section { padding: 50px 0; }
  .article-main { padding: 28px; }
  .sidebar-sticky { grid-template-columns: 1fr; }
  .related-section, .faq-section, .cta-section { padding: 50px 0; }
  .related-grid { grid-template-columns: 1fr; }
  .section-head { flex-direction: column; align-items: flex-start; }
  .footer-grid { grid-template-columns: 1fr; gap: 30px; }
  .cta-inner h2 { font-size: 28px; }
  .faq-intro p { max-width: 100%; }
}
@media (max-width: 520px) {
  .container { width: 92%; }
  .page-banner h1 { font-size: 26px; }
  .article-main { padding: 22px; }
  .banner-meta { flex-direction: column; gap: 12px; }
  .faq-question { font-size: 15px; padding: 16px 18px; }
  .faq-answer p { padding-bottom: 16px; }
  .cta-actions { flex-direction: column; align-items: center; }
  .btn-primary, .btn-light, .btn-outline-light { width: 100%; justify-content: center; }
}