/* roulang page: index */
:root{--primary:#0b2b5b;--primary-light:#164a8a;--accent:#e85d2a;--accent-hover:#d14e20;--bg:#f5f7fb;--surface:#fff;--text:#1a1d29;--muted:#6b7280;--border:#e5e9f0;--radius:14px;--radius-sm:8px;--shadow:0 4px 20px rgba(11,43,91,.08);--shadow-lg:0 12px 40px rgba(11,43,91,.14);--gap:90px;--nav-h:72px}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;line-height:1.7;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .25s}
button{font-family:inherit;cursor:pointer}
ul,ol{list-style:none}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.96);backdrop-filter:blur(12px);border-bottom:1px solid var(--border);height:var(--nav-h)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:var(--nav-h);max-width:1280px;margin:0 auto;padding:0 24px;gap:20px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.3rem;color:var(--primary);white-space:nowrap}
.brand i{color:var(--accent);font-size:1.4rem}
.main-nav{display:flex;align-items:center;gap:4px}
.main-nav a{padding:8px 16px;border-radius:8px;font-size:.94rem;font-weight:600;color:var(--muted);transition:all .25s}
.main-nav a:hover{color:var(--primary);background:rgba(11,43,91,.06)}
.main-nav a.active{color:var(--primary);background:rgba(11,43,91,.08)}
.header-actions{display:flex;align-items:center;gap:12px}
.search-box{display:flex;align-items:center;background:var(--bg);border:1px solid var(--border);border-radius:50px;padding:6px 8px 6px 16px;transition:border-color .25s}
.search-box:focus-within{border-color:var(--primary-light);background:#fff;box-shadow:0 0 0 3px rgba(22,74,138,.1)}
.search-box input{border:none;outline:none;background:transparent;font-size:.9rem;width:120px;color:var(--text)}
.search-box button{background:transparent;border:none;color:var(--muted);font-size:.9rem;padding:4px 8px;border-radius:50%}
.search-box button:hover{color:var(--primary)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 22px;border-radius:50px;font-weight:700;font-size:.93rem;border:none;transition:all .25s;cursor:pointer}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-light);transform:translateY(-2px);box-shadow:0 8px 24px rgba(11,43,91,.2)}
.btn-accent{background:var(--accent);color:#fff}
.btn-accent:hover{background:var(--accent-hover);transform:translateY(-2px);box-shadow:0 8px 24px rgba(232,93,42,.25)}
.btn-outline{border:2px solid rgba(255,255,255,.7);color:#fff;background:transparent}
.btn-outline:hover{background:rgba(255,255,255,.15);border-color:#fff}
.btn-lg{padding:14px 32px;font-size:1rem}
.nav-toggle{display:none;background:none;border:none;font-size:1.5rem;color:var(--primary);cursor:pointer}
.mobile-nav{display:none;position:fixed;top:var(--nav-h);left:0;right:0;background:#fff;padding:20px;border-bottom:1px solid var(--border);box-shadow:0 20px 40px rgba(0,0,0,.1);z-index:99}
.mobile-nav.open{display:block}
.mobile-nav a{display:block;padding:12px 16px;border-radius:10px;font-weight:600;color:var(--text)}
.mobile-nav a:hover{background:var(--bg);color:var(--primary)}
.mobile-nav a.active{color:var(--primary);background:rgba(11,43,91,.06)}
.mobile-nav .search-box{width:100%;margin-top:16px}
.mobile-nav .search-box input{flex:1;width:auto}
.hero{position:relative;padding:120px 0 140px;background:url('/assets/images/backpic/back-1.png') center/cover no-repeat;color:#fff;overflow:hidden}
.hero::before{content:'';position:absolute;inset:0;background:linear-gradient(135deg,rgba(11,43,91,.93) 0%,rgba(11,43,91,.78) 50%,rgba(11,43,91,.4) 100%)}
.hero .container{position:relative;z-index:2}
.hero-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.3);padding:8px 18px;border-radius:50px;font-size:.85rem;font-weight:600;letter-spacing:.05em;margin-bottom:24px}
.hero h1{font-size:3.3rem;line-height:1.15;font-weight:800;letter-spacing:-.02em;margin-bottom:20px;max-width:760px}
.hero h1 .highlight{color:var(--accent)}
.hero p{font-size:1.1rem;color:rgba(255,255,255,.85);max-width:660px;margin-bottom:36px}
.hero-buttons{display:flex;gap:16px;flex-wrap:wrap}
.hero-stats{display:flex;gap:40px;margin-top:56px;padding-top:36px;border-top:1px solid rgba(255,255,255,.2)}
.hero-stats .stat h3{font-size:2rem;font-weight:800}
.hero-stats .stat p{font-size:.88rem;margin:0;color:rgba(255,255,255,.7)}
.ticker{background:var(--primary);color:#fff;padding:12px 0;overflow:hidden}
.ticker-inner{display:flex;gap:40px;white-space:nowrap;animation:scroll 24s linear infinite}
.ticker-inner span{display:inline-flex;align-items:center;gap:8px;font-size:.9rem}
.ticker-inner i{font-size:6px;color:var(--accent)}
@keyframes scroll{0%{transform:translateX(0)}100%{transform:translateX(-50%)}}
.section{padding:var(--gap) 0}
.section-header{text-align:center;max-width:720px;margin:0 auto 56px}
.section-tag{display:inline-block;background:rgba(11,43,91,.08);color:var(--primary);font-size:.8rem;font-weight:700;padding:6px 16px;border-radius:50px;letter-spacing:.08em;text-transform:uppercase;margin-bottom:14px}
.section-header h2{font-size:2.2rem;font-weight:800;letter-spacing:-.01em;margin-bottom:12px}
.section-header p{color:var(--muted);font-size:1.02rem}
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.feature-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:32px 28px;transition:all .3s;position:relative;overflow:hidden}
.feature-card::before{content:'';position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--accent),var(--primary-light));opacity:0;transition:opacity .3s}
.feature-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:transparent}
.feature-card:hover::before{opacity:1}
.feature-icon{width:56px;height:56px;background:linear-gradient(135deg,var(--primary),var(--primary-light));border-radius:14px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:1.4rem;margin-bottom:20px}
.feature-card h3{font-size:1.2rem;font-weight:700;margin-bottom:12px}
.feature-card p{color:var(--muted);font-size:.95rem;line-height:1.7}
.category-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:32px}
.category-card{position:relative;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:all .3s;background:#fff;border:1px solid var(--border)}
.category-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.category-card .cat-media{position:relative;height:220px;overflow:hidden}
.category-card .cat-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.category-card:hover .cat-media img{transform:scale(1.06)}
.category-card .cat-media::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,transparent 50%,rgba(11,43,91,.6))}
.category-card .cat-body{padding:24px}
.category-card .cat-tag{display:inline-block;background:rgba(232,93,42,.12);color:var(--accent);font-size:.78rem;font-weight:700;padding:4px 12px;border-radius:50px;margin-bottom:10px}
.category-card h3{font-size:1.35rem;font-weight:700;margin-bottom:8px}
.category-card p{color:var(--muted);font-size:.93rem;margin-bottom:16px}
.category-card .cat-link{display:inline-flex;align-items:center;gap:8px;color:var(--primary);font-weight:700;font-size:.93rem}
.category-card .cat-link i{transition:transform .25s}
.category-card:hover .cat-link i{transform:translateX(4px)}
.news-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.news-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:24px;transition:all .25s;display:flex;flex-direction:column}
.news-card:hover{box-shadow:var(--shadow);transform:translateY(-3px);border-color:rgba(11,43,91,.2)}
.news-card .meta{display:flex;align-items:center;gap:12px;margin-bottom:10px;font-size:.82rem;color:var(--muted)}
.news-card .badge{background:rgba(11,43,91,.08);color:var(--primary);font-weight:700;padding:3px 10px;border-radius:50px;font-size:.75rem}
.news-card h3{font-size:1.08rem;font-weight:700;margin-bottom:10px;line-height:1.5}
.news-card h3 a:hover{color:var(--accent)}
.news-card p{color:var(--muted);font-size:.9rem;line-height:1.7;flex:1}
.news-card .news-foot{margin-top:14px;display:flex;align-items:center;justify-content:space-between;font-size:.82rem;color:var(--muted)}
.news-card .news-foot a{color:var(--primary);font-weight:600}
.text-center{text-align:center}
.mt-40{margin-top:40px}
.stats-section{background:linear-gradient(135deg,var(--primary),var(--primary-light));color:#fff;padding:70px 0;position:relative;overflow:hidden}
.stats-section::before{content:'';position:absolute;top:-60px;right:-60px;width:240px;height:240px;background:rgba(255,255,255,.05);border-radius:50%}
.stats-section::after{content:'';position:absolute;bottom:-80px;left:-40px;width:280px;height:280px;background:rgba(255,255,255,.04);border-radius:50%}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;position:relative;z-index:2}
.stat-item{text-align:center;padding:24px}
.stat-item .num{font-size:2.6rem;font-weight:800;line-height:1.2;margin-bottom:6px}
.stat-item .label{font-size:.93rem;opacity:.8}
.steps-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px}
.step-card{position:relative;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:32px 24px;text-align:center;transition:all .3s}
.step-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.step-num{width:44px;height:44px;background:var(--accent);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:1.2rem;margin:0 auto 18px}
.step-card h3{font-size:1.1rem;font-weight:700;margin-bottom:10px}
.step-card p{color:var(--muted);font-size:.9rem}
.faq-list{max-width:800px;margin:0 auto}
.faq-item{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);margin-bottom:16px;overflow:hidden;transition:box-shadow .25s}
.faq-item:hover{box-shadow:var(--shadow)}
.faq-q{display:flex;align-items:center;justify-content:space-between;padding:20px 24px;cursor:pointer;font-weight:700;font-size:1rem}
.faq-q i{color:var(--accent);transition:transform .3s}
.faq-item.open .faq-q i{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s,padding .35s}
.faq-item.open .faq-a{max-height:300px;padding:0 24px 20px}
.faq-a p{color:var(--muted);font-size:.93rem}
.cta-section{padding:80px 0;background:url('/assets/images/backpic/back-2.png') center/cover no-repeat;position:relative;color:#fff;text-align:center}
.cta-section::before{content:'';position:absolute;inset:0;background:rgba(11,43,91,.85)}
.cta-section .container{position:relative;z-index:2}
.cta-section h2{font-size:2.2rem;font-weight:800;margin-bottom:16px}
.cta-section p{max-width:620px;margin:0 auto 32px;color:rgba(255,255,255,.85)}
.site-footer{background:#0a1d3d;color:rgba(255,255,255,.7);padding:70px 0 0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:50px}
.footer-brand .brand{color:#fff;margin-bottom:16px;font-size:1.25rem}
.footer-brand p{font-size:.9rem;color:rgba(255,255,255,.6);line-height:1.8}
.footer-title{color:#fff;font-size:1.05rem;font-weight:700;margin-bottom:20px}
.footer-links li{margin-bottom:10px}
.footer-links a{font-size:.9rem;color:rgba(255,255,255,.6);transition:color .25s}
.footer-links a:hover{color:#fff}
.footer-links i{margin-right:6px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:22px 0;text-align:center;font-size:.85rem;color:rgba(255,255,255,.4)}
.footer-bottom a{color:rgba(255,255,255,.6)}
.article-hero{position:relative;padding:80px 0;background:url('/assets/images/backpic/back-3.png') center/cover no-repeat;color:#fff}
.article-hero::before{content:'';position:absolute;inset:0;background:rgba(11,43,91,.82)}
.article-hero .container{position:relative;z-index:2}
.breadcrumb{font-size:.85rem;margin-bottom:16px;color:rgba(255,255,255,.6)}
.breadcrumb a{color:rgba(255,255,255,.8)}
.breadcrumb a:hover{color:#fff}
.article-hero h1{font-size:2.2rem;font-weight:800;margin-bottom:12px;line-height:1.3}
.article-meta{display:flex;gap:20px;font-size:.9rem;color:rgba(255,255,255,.7)}
.article-meta i{margin-right:4px}
.article-body .container{max-width:900px}
.article-content{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:48px;margin-top:40px;box-shadow:var(--shadow)}
.article-content p{margin-bottom:1.5em;line-height:1.9;color:#333}
.article-content h2{font-size:1.5rem;margin:1.8em 0 .8em}
.article-content h3{font-size:1.2rem;margin:1.5em 0 .6em}
.article-content ul{padding-left:1.2em;margin-bottom:1.5em}
.article-content ul li{list-style:disc;margin-bottom:.5em;line-height:1.8}
.article-content img{border-radius:var(--radius);margin:20px 0;width:100%;height:auto}
.not-found{text-align:center;padding:100px 0}
.not-found h2{font-size:2.4rem;color:var(--primary);margin-bottom:16px}
.page-hero{position:relative;padding:90px 0;background:url('/assets/images/backpic/back-2.png') center/cover no-repeat;color:#fff}
.page-hero::before{content:'';position:absolute;inset:0;background:linear-gradient(135deg,rgba(11,43,91,.9),rgba(11,43,91,.7))}
.page-hero .container{position:relative;z-index:2}
.page-hero h1{font-size:2.6rem;font-weight:800;margin-bottom:12px}
.page-hero p{max-width:640px;color:rgba(255,255,255,.85)}
.cta-card{background:var(--primary);border-radius:var(--radius);padding:48px 40px;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:24px;color:#fff;position:relative;overflow:hidden}
.cta-card::before{content:'\f2f5';font-family:'Font Awesome 6 Free';font-weight:900;position:absolute;right:-20px;top:50%;transform:translateY(-50%);font-size:120px;opacity:.08}
.cta-card h3{font-size:1.6rem;font-weight:800;margin-bottom:8px}
.cta-card p{color:rgba(255,255,255,.8);margin-bottom:16px;max-width:520px}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
@media(max-width:1024px){.feature-grid{grid-template-columns:repeat(2,1fr)}.steps-grid{grid-template-columns:repeat(2,1fr)}.stats-grid{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:repeat(2,1fr)}.hero h1{font-size:2.6rem}.related-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:768px){.main-nav,.search-box{display:none}.nav-toggle{display:block}.feature-grid{grid-template-columns:1fr}.category-grid{grid-template-columns:1fr}.news-grid{grid-template-columns:1fr}.steps-grid{grid-template-columns:1fr}.hero{padding:80px 0 100px}.hero h1{font-size:2rem}.hero-stats{flex-wrap:wrap;gap:20px}.article-content{padding:28px}.page-hero h1{font-size:2rem}.related-grid{grid-template-columns:1fr}}
@media(max-width:520px){.stats-grid{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1fr}.btn-lg{padding:12px 24px;font-size:.9rem}.section-header h2{font-size:1.7rem}.hero h1{font-size:1.7rem}}

/* roulang page: article */
:root {
  --primary: #1e5eff;
  --primary-dark: #0a3fb5;
  --primary-light: #e8effd;
  --accent: #f5b820;
  --accent-dark: #d99a0a;
  --accent-light: #fff7dd;
  --ink: #0f172a;
  --ink-2: #1e293b;
  --text: #334155;
  --muted: #64748b;
  --bg: #f4f6fb;
  --card: #ffffff;
  --border: #e2e8f0;
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 10px;
  --shadow-sm: 0 2px 8px rgba(15, 23, 42, .06);
  --shadow-md: 0 12px 32px rgba(15, 23, 42, .10);
  --shadow-lg: 0 24px 60px rgba(15, 23, 42, .14);
  --font: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "Helvetica Neue", Arial, sans-serif;
  --transition: all .25s ease;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: var(--font); background: var(--bg); color: var(--text); font-size: 16px; line-height: 1.7; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; }
a { color: var(--primary); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--primary-dark); }
button { border: none; background: none; cursor: pointer; font-family: inherit; }
input, textarea { font-family: inherit; }
.container { max-width: 1280px; margin: 0 auto; padding: 0 24px; }

/* ===== Header ===== */
.site-header {
  position: sticky; top: 0; z-index: 1000;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(226,232,240,.7);
  box-shadow: 0 2px 18px rgba(15,23,42,.05);
}
.nav-wrap { display: flex; align-items: center; justify-content: space-between; min-height: 72px; gap: 16px; }
.header-left { flex-shrink: 0; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-size: 20px; font-weight: 800; color: var(--ink); letter-spacing: -0.5px; }
.brand i { color: var(--primary); font-size: 24px; }
.brand span { background: linear-gradient(135deg, var(--ink) 30%, var(--primary)); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.header-center { flex: 1; display: flex; justify-content: center; }
.main-nav { display: flex; align-items: center; gap: 6px; }
.main-nav a {
  position: relative; padding: 8px 16px; font-size: 15px; font-weight: 500;
  color: var(--muted); border-radius: 8px; transition: var(--transition);
}
.main-nav a::after {
  content: ""; position: absolute; left: 16px; right: 16px; bottom: 2px;
  height: 2px; background: var(--primary); border-radius: 2px;
  transform: scaleX(0); opacity: 0; transition: var(--transition);
}
.main-nav a:hover { color: var(--ink-2); background: #f8fafc; }
.main-nav a:hover::after { transform: scaleX(1); opacity: 1; }
.main-nav a.active { color: var(--primary); font-weight: 600; }
.main-nav a.active::after { transform: scaleX(1); opacity: 1; }
.header-right { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.nav-search {
  display: flex; align-items: center; background: #f1f5f9;
  border: 1px solid transparent; border-radius: 50px; padding: 2px 4px 2px 16px;
  transition: var(--transition);
}
.nav-search:focus-within { background: #fff; border-color: var(--primary); box-shadow: 0 0 0 4px rgba(30,94,255,.1); }
.nav-search input { border: none; outline: none; background: transparent; font-size: 14px; color: var(--text); width: 130px; transition: width .25s; }
.nav-search input:focus { width: 170px; }
.nav-search button {
  width: 34px; height: 34px; border-radius: 50%; background: var(--primary);
  color: #fff; display: inline-flex; align-items: center; justify-content: center;
  transition: var(--transition); font-size: 13px;
}
.nav-search button:hover { background: var(--primary-dark); }
.nav-toggle {
  display: none; width: 42px; height: 42px; border-radius: 10px; background: #f1f5f9;
  color: var(--ink); font-size: 18px; align-items: center; justify-content: center;
  transition: var(--transition);
}
.nav-toggle:hover { background: var(--primary-light); color: var(--primary); }

/* ===== Buttons ===== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 24px; border-radius: 50px; font-size: 15px; font-weight: 600;
  border: 2px solid transparent; transition: var(--transition); line-height: 1.4;
}
.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(30,94,255,.25); }
.btn-accent { background: var(--accent); color: #0f172a; }
.btn-accent:hover { background: var(--accent-dark); color: #0f172a; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(245,184,32,.35); }
.btn-outline { border-color: rgba(255,255,255,.5); color: #fff; background: transparent; }
.btn-outline:hover { border-color: #fff; background: rgba(255,255,255,.1); color: #fff; }
.btn-sm { padding: 8px 18px; font-size: 14px; }
.btn-lg { padding: 16px 36px; font-size: 16px; }

/* ===== Article Hero ===== */
.article-hero {
  position: relative; background: url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  padding: 84px 0 72px;
}
.article-hero::before {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(120deg, rgba(8,20,40,.92) 20%, rgba(8,20,40,.72) 60%, rgba(8,20,40,.55));
}
.article-hero .container { position: relative; z-index: 2; }
.breadcrumb { display: flex; align-items: center; gap: 8px; font-size: 14px; color: rgba(255,255,255,.7); margin-bottom: 28px; flex-wrap: wrap; }
.breadcrumb a { color: rgba(255,255,255,.8); }
.breadcrumb a:hover { color: #fff; }
.breadcrumb i { font-size: 12px; color: rgba(255,255,255,.5); }
.article-hero h1 {
  font-size: clamp(28px, 4.2vw, 44px); line-height: 1.3; font-weight: 800; color: #fff;
  max-width: 860px; letter-spacing: -0.5px; margin-bottom: 20px;
}
.hero-meta { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.hero-meta .meta-item { display: inline-flex; align-items: center; gap: 8px; font-size: 14px; color: rgba(255,255,255,.85); background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.15); padding: 6px 14px; border-radius: 50px; backdrop-filter: blur(4px); }
.hero-meta .meta-item i { color: var(--accent); font-size: 13px; }

/* ===== Article Body ===== */
.article-body-section { padding: 56px 0 72px; }
.article-card {
  background: #fff; border-radius: var(--radius-lg); border: 1px solid rgba(226,232,240,.6);
  box-shadow: var(--shadow-md); padding: 44px 48px; position: relative;
}
.article-content { font-size: 16.5px; line-height: 1.9; color: var(--text); }
.article-content p { margin: 0 0 1.35em; }
.article-content h2 { font-size: 24px; font-weight: 700; color: var(--ink); margin: 1.8em 0 .7em; padding-left: 16px; border-left: 4px solid var(--primary); line-height: 1.4; }
.article-content h3 { font-size: 19px; font-weight: 700; color: var(--ink-2); margin: 1.5em 0 .6em; }
.article-content h4 { font-size: 17px; font-weight: 600; color: var(--ink-2); margin: 1.3em 0 .5em; }
.article-content img { border-radius: 14px; margin: 1.6em 0; box-shadow: var(--shadow-sm); }
.article-content a { font-weight: 500; border-bottom: 1px solid rgba(30,94,255,.3); }
.article-content a:hover { border-bottom-color: var(--primary-dark); }
.article-content blockquote {
  border-left: 4px solid var(--accent); background: var(--accent-light);
  padding: 18px 24px; border-radius: 0 14px 14px 0; margin: 1.6em 0;
  font-size: 15.5px; color: #92400e; line-height: 1.8;
}
.article-content blockquote p:last-child { margin-bottom: 0; }
.article-content ul, .article-content ol { margin: 1em 0 1.4em 1.5em; }
.article-content li { margin-bottom: .55em; }
.article-content hr { border: none; border-top: 1px solid var(--border); margin: 2em 0; }
.article-content table { width: 100%; border-collapse: collapse; margin: 1.6em 0; }
.article-content table th, .article-content table td { border: 1px solid var(--border); padding: 12px 14px; text-align: left; }
.article-content table th { background: #f8fafc; font-weight: 600; color: var(--ink); }

.article-tags {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  padding-top: 32px; margin-top: 36px; border-top: 1px solid var(--border);
}
.article-tags .tag {
  display: inline-flex; align-items: center; gap: 6px; background: var(--primary-light);
  color: var(--primary-dark); font-size: 13px; font-weight: 500; padding: 6px 14px;
  border-radius: 50px; transition: var(--transition);
}
.article-tags .tag:hover { background: var(--primary); color: #fff; }
.article-tags .tag i { font-size: 12px; }

.not-found {
  text-align: center; padding: 60px 20px !important;
}
.not-found i { font-size: 56px; color: #cbd5e1; margin-bottom: 20px; }
.not-found h2 { font-size: 26px; font-weight: 800; color: var(--ink); margin-bottom: 12px; }
.not-found p { color: var(--muted); margin-bottom: 28px; max-width: 380px; margin-left: auto; margin-right: auto; }

/* ===== Sidebar ===== */
.sidebar .side-card {
  background: #fff; border-radius: var(--radius-md); border: 1px solid rgba(226,232,240,.6);
  box-shadow: var(--shadow-sm); padding: 24px; margin-bottom: 22px; transition: var(--transition);
}
.sidebar .side-card:hover { box-shadow: var(--shadow-md); }
.side-card-title {
  display: flex; align-items: center; gap: 10px; font-size: 17px; font-weight: 700;
  color: var(--ink); margin-bottom: 18px; padding-bottom: 14px; border-bottom: 2px solid var(--primary-light);
}
.side-card-title i { color: var(--primary); font-size: 16px; }
.side-list { list-style: none; }
.side-list li { border-bottom: 1px solid #f1f5f9; padding: 10px 0; }
.side-list li:last-child { border-bottom: none; }
.side-list a { display: flex; align-items: flex-start; gap: 10px; color: var(--text); font-size: 14.5px; line-height: 1.5; }
.side-list a:hover { color: var(--primary); }
.side-list a i { margin-top: 4px; font-size: 12px; color: var(--accent); }
.side-list .side-date { display: block; font-size: 12px; color: #94a3b8; margin-top: 3px; }
.side-cat { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.side-cat a {
  display: flex; flex-direction: column; align-items: center; gap: 8px; text-align: center;
  background: #f8fafc; border: 1px solid var(--border); border-radius: var(--radius-sm);
  padding: 18px 10px; color: var(--text); font-size: 14px; font-weight: 600;
  transition: var(--transition);
}
.side-cat a i { font-size: 22px; color: var(--primary); }
.side-cat a:hover { background: var(--primary); border-color: var(--primary); color: #fff; transform: translateY(-2px); box-shadow: 0 8px 20px rgba(30,94,255,.2); }
.side-cat a:hover i { color: #fff; }
.side-cta {
  background: linear-gradient(140deg, var(--primary), #0a3fb5) !important; color: #fff; border: none !important;
  padding: 28px 24px; text-align: center;
}
.side-cta .icon-circle {
  width: 48px; height: 48px; background: rgba(255,255,255,.15); border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center; font-size: 20px;
  margin-bottom: 12px; color: #fff;
}
.side-cta h3 { font-size: 18px; font-weight: 700; margin-bottom: 8px; color: #fff; }
.side-cta p { font-size: 14px; color: rgba(255,255,255,.8); margin-bottom: 18px; }
.side-cta .btn-white { background: #fff; color: var(--primary); padding: 10px 24px; border-radius: 50px; font-weight: 600; display: inline-block; transition: var(--transition); }
.side-cta .btn-white:hover { background: var(--accent); color: #0f172a; transform: translateY(-2px); }

/* ===== Related Section ===== */
.related-section { padding: 64px 0; background: #fff; }
.section-head { display: flex; align-items: flex-end; justify-content: space-between; margin-bottom: 36px; gap: 24px; flex-wrap: wrap; }
.section-head h2 { font-size: clamp(24px, 3vw, 32px); font-weight: 800; color: var(--ink); letter-spacing: -0.5px; line-height: 1.3; }
.section-head p { color: var(--muted); margin-top: 6px; }
.related-card {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-md);
  overflow: hidden; box-shadow: var(--shadow-sm); display: flex; flex-direction: column;
  height: 100%; transition: var(--transition);
}
.related-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.related-card img { width: 100%; height: 170px; object-fit: cover; }
.related-card-body { padding: 22px; display: flex; flex-direction: column; flex: 1; }
.related-cat { font-size: 13px; font-weight: 600; color: var(--primary); margin-bottom: 8px; display: inline-flex; align-items: center; gap: 6px; }
.related-card h3 { font-size: 16px; font-weight: 700; color: var(--ink); line-height: 1.5; margin-bottom: 10px; }
.related-card h3 a { color: var(--ink); }
.related-card h3 a:hover { color: var(--primary); }
.related-card p { font-size: 14px; color: var(--muted); line-height: 1.6; flex: 1; }
.related-card-footer { margin-top: 16px; padding-top: 14px; border-top: 1px solid #f1f5f9; display: flex; align-items: center; justify-content: space-between; font-size: 13px; color: #94a3b8; }
.related-card-footer a { font-weight: 500; color: var(--primary); }

/* ===== CTA Section ===== */
.cta-section {
  position: relative; background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  padding: 72px 0; text-align: center;
}
.cta-section::before { content: ""; position: absolute; inset: 0; background: linear-gradient(120deg, rgba(8,20,40,.92), rgba(15,35,70,.85)); }
.cta-section .container { position: relative; z-index: 2; }
.cta-section h2 { color: #fff; font-size: clamp(26px, 3.6vw, 38px); font-weight: 800; margin-bottom: 14px; letter-spacing: -0.5px; }
.cta-section p { color: rgba(255,255,255,.75); font-size: 16px; max-width: 560px; margin: 0 auto 30px; }
.cta-buttons { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ===== Footer ===== */
.site-footer { background: #0f172a; color: #94a3b8; padding: 60px 0 0; }
.footer-grid { display: grid; grid-template-columns: 2.2fr 1fr 1fr 1.3fr; gap: 44px; padding-bottom: 44px; border-bottom: 1px solid rgba(255,255,255,.08); }
.footer-brand .brand { display: inline-flex; align-items: center; gap: 10px; font-size: 20px; font-weight: 800; color: #fff; }
.footer-brand .brand i { color: var(--accent); font-size: 24px; }
.footer-brand p { margin-top: 16px; font-size: 14px; line-height: 1.8; color: #64748b; max-width: 300px; }
.footer-title { color: #fff; font-size: 15px; font-weight: 600; margin-bottom: 18px; letter-spacing: .3px; }
.footer-links { list-style: none; }
.footer-links li { margin-bottom: 12px; font-size: 14px; display: flex; align-items: center; gap: 8px; }
.footer-links a { color: #94a3b8; transition: var(--transition); }
.footer-links a:hover { color: #fff; padding-left: 4px; }
.footer-links i { color: var(--accent); font-size: 13px; width: 16px; }
.footer-bottom { padding: 22px 0; text-align: center; color: #475569; font-size: 13px; border-top: 1px solid rgba(255,255,255,.04); }
.footer-bottom p { margin: 0; }

/* ===== Responsive ===== */
@media screen and (max-width: 1024px) {
  .header-center { order: 3; width: 100%; justify-content: flex-start; overflow-x: auto; padding: 10px 0 12px; }
  .nav-wrap { flex-wrap: wrap; padding-top: 12px; }
  .main-nav { gap: 4px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .article-card { padding: 36px 30px; }
}
@media screen and (max-width: 768px) {
  .nav-search { display: none; }
  .nav-toggle { display: inline-flex; }
  .header-right .btn-accent { display: none; }
  .main-nav {
    display: none; flex-direction: column; align-items: flex-start;
    position: absolute; top: 100%; left: 0; right: 0; background: #fff;
    padding: 20px 24px; border-bottom: 1px solid var(--border); box-shadow: var(--shadow-lg);
  }
  .main-nav.open { display: flex; }
  .main-nav a { width: 100%; padding: 12px 8px; font-size: 16px; }
  .main-nav a::after { display: none; }
  .article-hero { padding: 64px 0 48px; }
  .article-card { padding: 28px 20px; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; padding-bottom: 28px; }
  .related-card { margin-bottom: 20px; }
  .cta-section { padding: 56px 0; }
  .cta-buttons .btn { width: 100%; max-width: 320px; }
}
@media screen and (max-width: 520px) {
  .container { padding: 0 16px; }
  .article-hero h1 { font-size: 28px; }
  .hero-meta .meta-item { padding: 5px 10px; font-size: 12px; gap: 5px; }
  .article-content { font-size: 15.5px; }
  .article-content h2 { font-size: 20px; }
  .article-content blockquote { padding: 14px 16px; }
  .side-cat { grid-template-columns: 1fr; }
  .section-head { flex-direction: column; align-items: flex-start; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom p { font-size: 12px; line-height: 1.6; padding: 0 10px; }
}

/* roulang page: category1 */
:root {
  --primary: #1b2b6b;
  --primary-light: #274dcc;
  --primary-soft: #eef1ff;
  --accent: #f5a623;
  --accent-strong: #e89113;
  --bg: #f5f7fb;
  --surface: #ffffff;
  --surface-dark: #101735;
  --text: #1c2333;
  --text-weak: #6a7488;
  --border: #e2e7f1;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 24px;
  --shadow-sm: 0 2px 10px rgba(16,23,53,0.05);
  --shadow-md: 0 8px 30px rgba(16,23,53,0.08);
  --shadow-lg: 0 16px 40px rgba(16,23,53,0.12);
  --transition: .25s ease;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; height: auto; }
a { text-decoration: none; color: inherit; }
button { cursor: pointer; border: none; background: none; font: inherit; color: inherit; }
input, select, textarea { font: inherit; }
ul, ol { list-style: none; }
.container, .grid-container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section { padding: 90px 0; }
.section-head { max-width: 640px; margin-bottom: 48px; }
.section-head.align-center { margin-left: auto; margin-right: auto; text-align: center; }
.section-head.split-head { max-width: none; display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.section-overline { font-size: 13px; letter-spacing: 2.5px; color: var(--accent); font-weight: 700; display: inline-block; margin-bottom: 12px; text-transform: uppercase; }
.section-head h2 { font-size: 32px; line-height: 1.3; color: var(--text); margin-bottom: 10px; letter-spacing: .5px; }
.section-head p { color: var(--text-weak); font-size: 16px; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 700;
  border-radius: 10px;
  transition: all var(--transition);
  line-height: 1.4;
  border: 2px solid transparent;
  white-space: nowrap;
}
.btn-sm { padding: 8px 18px; font-size: 14px; }
.btn-lg { padding: 14px 32px; font-size: 16px; }
.btn-primary { background: var(--primary); color: #fff; border-color: var(--primary); }
.btn-primary:hover { background: var(--primary-light); border-color: var(--primary-light); transform: translateY(-2px); box-shadow: 0 10px 24px rgba(27,43,107,0.25); }
.btn-accent { background: var(--accent); color: #fff; border-color: var(--accent); }
.btn-accent:hover { background: var(--accent-strong); border-color: var(--accent-strong); transform: translateY(-2px); box-shadow: 0 10px 24px rgba(245,166,35,0.3); }
.btn-outline-light { border-color: rgba(255,255,255,0.7); color: #fff; background: rgba(255,255,255,0.08); backdrop-filter: blur(4px); }
.btn-outline-light:hover { background: rgba(255,255,255,0.16); border-color: #fff; transform: translateY(-2px); }
.btn-light { background: var(--surface); color: var(--primary); border-color: var(--border); }
.btn-light:hover { border-color: var(--primary); box-shadow: var(--shadow-md); transform: translateY(-2px); }
.badge { display: inline-flex; align-items: center; gap: 4px; font-size: 13px; font-weight: 600; padding: 5px 14px; border-radius: 30px; }
.badge-main { background: var(--primary-soft); color: var(--primary); border: 1px solid transparent; }
.badge-accent { background: rgba(245,166,35,0.14); color: var(--accent-strong); }
.badge-outline { background: transparent; color: var(--text-weak); border: 1px solid var(--border); }

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 4px 20px rgba(16,23,53,0.03);
}
.header-inner { display: flex; align-items: center; gap: 28px; min-height: 78px; flex-wrap: wrap; padding-top: 12px; padding-bottom: 12px; }
.brand-logo { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.logo-icon {
  width: 42px; height: 42px;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  color: #fff; font-size: 18px;
  border-radius: 12px;
  box-shadow: 0 6px 16px rgba(27,43,107,0.25);
}
.logo-text { font-size: 18px; font-weight: 800; color: var(--primary); letter-spacing: .5px; }
.main-nav { display: flex; align-items: center; gap: 24px; }
.main-nav a {
  font-size: 15px; font-weight: 600; color: var(--text-weak);
  padding: 10px 2px; border-bottom: 3px solid transparent;
  transition: color var(--transition), border-color var(--transition);
  line-height: 1.3;
}
.main-nav a:hover { color: var(--primary); }
.main-nav a.active { color: var(--primary); border-bottom-color: var(--accent); }
.header-actions { margin-left: auto; display: flex; align-items: center; gap: 14px; }
.header-search {
  display: flex; align-items: center;
  background: var(--bg); border: 1px solid var(--border);
  border-radius: 24px; padding: 6px 8px 6px 16px;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.header-search:focus-within { border-color: var(--primary-light); box-shadow: 0 0 0 3px rgba(39,77,204,0.12); background: #fff; }
.header-search-input { border: none; background: transparent; outline: none; width: 130px; font-size: 14px; color: var(--text); }
.header-search-input::placeholder { color: #a0a8b8; }
.header-search-btn { color: var(--text-weak); padding: 4px; font-size: 14px; transition: color var(--transition); }
.header-search-btn:hover { color: var(--primary); }
.header-cta { flex-shrink: 0; }
.nav-toggle { display: none; width: 42px; height: 42px; border-radius: 10px; background: var(--bg); border: 1px solid var(--border); align-items: center; justify-content: center; font-size: 18px; color: var(--primary); transition: background var(--transition); }
.nav-toggle:hover { background: var(--primary-soft); }

.page-hero {
  position: relative;
  background: linear-gradient(135deg, rgba(9,14,42,0.95) 0%, rgba(22,38,92,0.88) 55%, rgba(39,77,204,0.78) 100%), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  color: #fff;
  padding: 116px 0 100px;
}
.page-hero::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(9,14,42,0.1) 0%, rgba(9,14,42,0.4) 100%); pointer-events: none; }
.page-hero .container { position: relative; z-index: 2; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(255,255,255,0.14);
  border: 1px solid rgba(255,255,255,0.26);
  backdrop-filter: blur(8px);
  border-radius: 30px; padding: 8px 18px;
  font-size: 14px; font-weight: 600; color: #fff; margin-bottom: 26px;
}
.page-hero h1 { font-size: 46px; line-height: 1.2; font-weight: 800; letter-spacing: 1px; margin-bottom: 20px; }
.page-hero h1 span { color: var(--accent); }
.hero-lead { font-size: 17px; color: rgba(255,255,255,0.88); max-width: 640px; line-height: 1.8; margin-bottom: 32px; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 40px; }
.hero-meta { display: flex; gap: 26px; flex-wrap: wrap; border-top: 1px solid rgba(255,255,255,0.2); padding-top: 22px; }
.hero-meta span { display: inline-flex; align-items: center; gap: 8px; font-size: 14px; color: rgba(255,255,255,0.85); }
.hero-meta i { color: var(--accent); }

.ticker-bar { background: var(--primary); color: #fff; overflow: hidden; }
.ticker-inner { display: flex; align-items: center; gap: 20px; padding-top: 12px; padding-bottom: 12px; }
.ticker-label { display: inline-flex; align-items: center; gap: 6px; background: var(--accent); font-weight: 700; font-size: 13px; padding: 4px 14px; border-radius: 20px; white-space: nowrap; }
.ticker-content { display: flex; gap: 32px; flex-wrap: wrap; font-size: 14px; }
.ticker-content span { opacity: .95; }

.step-card {
  background: var(--surface); border-radius: var(--radius-lg);
  padding: 38px 30px 30px; height: 100%;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
  position: relative; overflow: hidden; margin-bottom: 0;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.step-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: rgba(39,77,204,0.25); }
.step-num { position: absolute; top: 18px; right: 24px; font-size: 48px; font-weight: 800; color: rgba(27,43,107,0.06); line-height: 1; }
.step-icon { width: 56px; height: 56px; border-radius: 16px; background: var(--primary-soft); color: var(--primary); display: flex; align-items: center; justify-content: center; font-size: 22px; margin-bottom: 22px; transition: background var(--transition); }
.step-card:hover .step-icon { background: var(--primary); color: #fff; }
.step-card h3 { font-size: 18px; margin-bottom: 10px; color: var(--text); }
.step-card p { color: var(--text-weak); font-size: 14px; line-height: 1.7; }

.feature-section { background: var(--bg); }
.feature-card {
  background: var(--surface); border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm); border: 1px solid var(--border);
  overflow: hidden; height: 100%;
  display: flex; flex-direction: column;
  transition: transform var(--transition), box-shadow var(--transition);
}
.feature-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.feature-img { position: relative; height: 170px; overflow: hidden; }
.feature-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.feature-card:hover .feature-img img { transform: scale(1.06); }
.feature-img::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 40%, rgba(20,28,55,0.25)); }
.feature-tag {
  position: absolute; top: 14px; left: 14px; z-index: 2;
  background: rgba(255,255,255,0.94); color: var(--primary);
  font-size: 12px; font-weight: 700; padding: 4px 12px; border-radius: 20px;
  backdrop-filter: blur(4px);
}
.feature-body { padding: 24px; display: flex; flex-direction: column; flex: 1; }
.feature-body h3 { font-size: 17px; margin-bottom: 8px; }
.feature-body p { font-size: 14px; color: var(--text-weak); flex: 1; margin-bottom: 16px; }
.feature-more { font-size: 14px; font-weight: 700; color: var(--primary); display: inline-flex; align-items: center; gap: 6px; transition: gap var(--transition); }
.feature-more:hover { gap: 10px; }

.guide-section { background: var(--surface); }
.guide-list { display: flex; flex-direction: column; gap: 18px; }
.guide-item {
  background: var(--bg); border: 1px solid var(--border);
  border-radius: var(--radius-md);
  display: flex; align-items: center; gap: 24px;
  padding: 18px;
  transition: box-shadow var(--transition), border-color var(--transition), background var(--transition);
}
.guide-item:hover { box-shadow: var(--shadow-md); border-color: rgba(39,77,204,0.2); background: #fff; }
.guide-thumb {
  width: 180px; height: 118px; flex-shrink: 0;
  border-radius: var(--radius-sm); overflow: hidden;
}
.guide-thumb img { width: 100%; height: 100%; object-fit: cover; }
.guide-info { flex: 1; min-width: 0; }
.guide-tags { display: flex; align-items: center; gap: 12px; margin-bottom: 6px; flex-wrap: wrap; }
.guide-date { font-size: 13px; color: var(--text-weak); }
.guide-info h3 { font-size: 17px; margin-bottom: 6px; line-height: 1.4; }
.guide-info h3 a { transition: color var(--transition); }
.guide-info h3 a:hover { color: var(--primary); }
.guide-info p { font-size: 14px; color: var(--text-weak); line-height: 1.65; overflow: hidden; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; }
.guide-meta { display: flex; gap: 18px; margin-top: 10px; font-size: 13px; color: var(--text-weak); }
.guide-arrow { flex-shrink: 0; width: 40px; height: 40px; border-radius: 50%; background: var(--surface); border: 1px solid var(--border); color: var(--primary); display: flex; align-items: center; justify-content: center; font-size: 16px; transition: all var(--transition); }
.guide-item:hover .guide-arrow { background: var(--primary); color: #fff; border-color: var(--primary); }

.stat-section {
  position: relative;
  background: linear-gradient(135deg, rgba(10,16,43,0.94) 0%, rgba(22,38,92,0.9) 60%, rgba(39,77,204,0.82) 100%), url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  color: #fff; padding: 80px 0;
}
.stat-card { text-align: center; padding: 28px 16px; }
.stat-num { font-size: 44px; font-weight: 800; color: var(--accent); margin-bottom: 8px; letter-spacing: 1px; }
.stat-label { font-size: 15px; color: rgba(255,255,255,0.85); }

.faq-section { background: var(--bg); }
.faq-list { display: flex; flex-direction: column; gap: 14px; }
.faq-item { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-md); overflow: hidden; transition: box-shadow var(--transition), border-color var(--transition); }
.faq-item:hover { border-color: rgba(39,77,204,0.2); }
.faq-item.active { box-shadow: var(--shadow-md); border-color: rgba(39,77,204,0.3); }
.faq-question {
  width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 20px 24px; font-size: 16px; font-weight: 700; color: var(--text); text-align: left;
  transition: background var(--transition), color var(--transition);
}
.faq-item.active .faq-question { color: var(--primary); }
.faq-question i { font-size: 14px; color: var(--text-weak); transition: transform var(--transition), color var(--transition); flex-shrink: 0; }
.faq-item.active .faq-question i { transform: rotate(180deg); color: var(--primary); }
.faq-answer { display: none; padding: 0 24px 22px; color: var(--text-weak); font-size: 15px; line-height: 1.75; border-top: 1px dashed var(--border); padding-top: 16px; }
.faq-item.active .faq-answer { display: block; }

.cta-section { background: var(--surface); padding: 80px 0; }
.cta-box {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  border-radius: var(--radius-lg); padding: 60px 50px; color: #fff;
  display: flex; flex-direction: column; align-items: center; text-align: center;
  position: relative; overflow: hidden;
  box-shadow: 0 20px 50px rgba(27,43,107,0.32);
}
.cta-box::before, .cta-box::after { content: ""; position: absolute; border-radius: 50%; background: rgba(255,255,255,0.08); }
.cta-box::before { width: 220px; height: 220px; top: -80px; left: -60px; }
.cta-box::after { width: 320px; height: 320px; bottom: -140px; right: -80px; }
.cta-box > * { position: relative; z-index: 2; }
.cta-icon { width: 68px; height: 68px; border-radius: 50%; background: rgba(255,255,255,0.14); display: flex; align-items: center; justify-content: center; font-size: 28px; margin-bottom: 22px; }
.cta-box h2 { font-size: 28px; margin-bottom: 12px; }
.cta-box p { color: rgba(255,255,255,0.88); margin-bottom: 26px; max-width: 560px; }
.cta-actions { display: flex; gap: 16px; flex-wrap: wrap; justify-content: center; }

.site-footer { background: var(--surface-dark); color: rgba(255,255,255,0.78); padding: 70px 0 0; margin-top: 0; }
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1.2fr; gap: 42px;
  padding-bottom: 48px; border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-brand .brand { display: flex; align-items: center; gap: 10px; color: #fff; font-size: 18px; font-weight: 700; margin-bottom: 14px; }
.footer-brand .brand i { color: var(--accent); font-size: 22px; }
.footer-brand p { font-size: 14px; line-height: 1.7; max-width: 320px; }
.footer-title { font-size: 15px; font-weight: 700; color: #fff; margin-bottom: 16px; letter-spacing: .5px; }
.footer-links li { margin-bottom: 10px; font-size: 14px; }
.footer-links a { color: rgba(255,255,255,0.68); transition: color var(--transition), padding-left var(--transition); }
.footer-links a:hover { color: var(--accent); padding-left: 4px; }
.footer-links li i { width: 18px; text-align: center; margin-right: 6px; color: var(--accent); }
.footer-bottom { padding: 22px 0; text-align: center; border-top: 1px solid rgba(255,255,255,0.06); font-size: 13px; color: rgba(255,255,255,0.45); }

@media (max-width: 1024px) {
  .container, .grid-container { padding-left: 20px; padding-right: 20px; }
  .header-search-input { width: 110px; }
  .guide-item { gap: 18px; }
  .guide-thumb { width: 150px; height: 100px; }
  .footer-grid { gap: 30px; grid-template-columns: 1.5fr 1fr 1fr; }
}

@media (max-width: 768px) {
  .section { padding: 60px 0; }
  .header-inner { gap: 14px; }
  .nav-toggle { display: flex; }
  .header-search { display: none; }
  .header-cta { display: none; }
  .main-nav {
    position: absolute; top: 78px; left: 0; right: 0;
    background: #fff; flex-direction: column; gap: 0;
    padding: 12px 20px 20px; border-bottom: 1px solid var(--border);
    box-shadow: 0 18px 30px rgba(16,23,53,0.08);
    display: none;
  }
  .main-nav.open { display: flex; }
  .main-nav a { width: 100%; padding: 14px 0; border-bottom: 1px solid var(--border); border-radius: 0; font-size: 15px; }
  .main-nav a:last-child { border-bottom: none; }
  .main-nav a.active { border-bottom: 1px solid var(--border); color: var(--primary); background: var(--primary-soft); padding-left: 12px; }
  .page-hero { padding: 80px 0 70px; }
  .page-hero h1 { font-size: 32px; }
  .hero-lead { font-size: 15px; }
  .hero-meta { gap: 14px; }
  .grid-x.grid-margin-x > .cell { margin-bottom: 20px; }
  .guide-item { align-items: flex-start; }
  .guide-thumb { width: 100%; height: 150px; margin-bottom: 10px; }
  .guide-item { flex-wrap: wrap; }
  .guide-arrow { display: none; }
  .stat-num { font-size: 34px; }
  .cta-box { padding: 40px 24px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 30px; }
}

@media (max-width: 520px) {
  .logo-text { font-size: 15px; }
  .logo-icon { width: 36px; height: 36px; font-size: 15px; }
  .container, .grid-container { padding-left: 16px; padding-right: 16px; }
  .page-hero h1 { font-size: 26px; }
  .hero-actions .btn { width: 100%; }
  .ticker-content { font-size: 13px; gap: 12px; }
  .section-head h2 { font-size: 24px; }
  .section-head p { font-size: 14px; }
  .cta-box h2 { font-size: 22px; }
  .cta-actions .btn { width: 100%; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .footer-bottom { font-size: 12px; }
}

/* roulang page: category2 */
:root {
  --primary: #0a1a3a;
  --primary-light: #1b3a6b;
  --primary-soft: #eef2fa;
  --accent: #c9a15a;
  --accent-hover: #b89035;
  --accent-soft: #faf3e3;
  --bg-page: #f5f7fa;
  --bg-white: #ffffff;
  --text-main: #182334;
  --text-body: #3d4d63;
  --text-muted: #7a8a9e;
  --border: #e3e8f0;
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 8px;
  --shadow-sm: 0 2px 10px rgba(10, 26, 58, 0.06);
  --shadow-md: 0 8px 30px rgba(10, 26, 58, 0.09);
  --shadow-lg: 0 20px 48px rgba(10, 26, 58, 0.13);
  --space-section: 96px;
  --transition: all .3s cubic-bezier(.4, 0, .2, 1);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  background: var(--bg-page);
  color: var(--text-main);
  line-height: 1.75;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

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

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

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

ul, ol, p, h1, h2, h3, h4, h5, figure { margin: 0; padding: 0; }

li { list-style: none; }

.grid-container { max-width: 1200px; }

/* ==================== Header ==================== */
.site-header {
  background: var(--bg-white);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 14px rgba(10,26,58,.05);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
  gap: 24px;
  position: relative;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  font-size: 20px;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: .5px;
  transition: var(--transition);
}

.brand i {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  color: var(--accent);
  border-radius: 12px;
  font-size: 17px;
  box-shadow: 0 4px 12px rgba(10,26,58,.18);
}

.brand span { white-space: nowrap; }

.main-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  margin: 0 auto;
}

.main-nav a {
  display: inline-flex;
  align-items: center;
  padding: 10px 18px;
  font-size: 15px;
  font-weight: 600;
  color: var(--text-body);
  border-radius: 10px;
  position: relative;
  transition: var(--transition);
}

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

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

.main-nav a.active::after {
  content: "";
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 4px;
  height: 3px;
  background: var(--accent);
  border-radius: 3px;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
}

.search-box {
  display: flex;
  align-items: center;
  background: var(--bg-page);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 4px 6px 4px 16px;
  width: 220px;
  transition: var(--transition);
}

.search-box:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(201, 161, 90, .18);
  background: var(--bg-white);
}

.search-box input {
  border: none;
  background: transparent;
  width: 100%;
  font-size: 14px;
  color: var(--text-main);
}

.search-box input::placeholder { color: var(--text-muted); }

.search-box button {
  border: none;
  background: var(--primary);
  color: #fff;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.search-box button:hover { background: var(--accent); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: 12px;
  font-size: 15px;
  font-weight: 700;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  line-height: 1.4;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  color: #fff;
  box-shadow: 0 6px 18px rgba(10, 26, 58, .22);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 26px rgba(10, 26, 58, .28);
  color: #fff;
}

.btn-accent {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-hover) 100%);
  color: #fff;
  box-shadow: 0 6px 18px rgba(201, 161, 90, .3);
}

.btn-accent:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 26px rgba(201, 161, 90, .36);
  color: #fff;
}

.btn-outline {
  background: transparent;
  border: 2px solid var(--primary);
  color: var(--primary);
}

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

.btn-light {
  background: #fff;
  color: var(--primary);
  box-shadow: 0 6px 18px rgba(0, 0, 0, .12);
}

.btn-light:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 26px rgba(0, 0, 0, .18);
  color: var(--primary);
}

.menu-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border);
  border-radius: 10px;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: var(--primary);
  cursor: pointer;
}

/* ==================== Hero ==================== */
.page-hero {
  background: linear-gradient(120deg, rgba(10, 26, 58, .94) 0%, rgba(27, 58, 107, .88) 100%), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  padding: 100px 0 90px;
  color: #fff;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: "";
  position: absolute;
  top: -120px;
  right: -120px;
  width: 360px;
  height: 360px;
  background: radial-gradient(circle, rgba(201, 161, 90, .25) 0%, transparent 65%);
  border-radius: 50%;
  pointer-events: none;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 18px;
  background: rgba(201, 161, 90, .16);
  border: 1px solid rgba(201, 161, 90, .45);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: .5px;
}

.page-hero h1 {
  font-size: clamp(36px, 5vw, 52px);
  font-weight: 900;
  line-height: 1.2;
  margin: 20px 0 18px;
  letter-spacing: 1px;
}

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

.page-hero .hero-desc {
  font-size: 17px;
  color: rgba(255, 255, 255, .85);
  max-width: 640px;
  line-height: 1.8;
  margin-bottom: 32px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  gap: 40px;
  margin-top: 54px;
  padding-top: 28px;
  border-top: 1px solid rgba(255, 255, 255, .14);
  flex-wrap: wrap;
}

.hero-stats .stat-item strong {
  display: block;
  font-size: 28px;
  font-weight: 800;
  color: var(--accent);
  line-height: 1.2;
}

.hero-stats .stat-item span {
  font-size: 13px;
  color: rgba(255, 255, 255, .72);
}

/* ==================== Section base ==================== */
.section-block {
  padding: var(--space-section) 0;
}

.section-alt { background: var(--bg-white); }

.section-head {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 52px;
}

.section-head .sec-tag {
  display: inline-block;
  padding: 6px 16px;
  background: var(--accent-soft);
  color: var(--accent-hover);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1px;
  margin-bottom: 14px;
}

.section-head h2 {
  font-size: clamp(28px, 3.6vw, 38px);
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 14px;
  color: var(--primary);
}

.section-head p {
  font-size: 16px;
  color: var(--text-muted);
  line-height: 1.8;
}

/* ==================== Entry Cards ==================== */
.entry-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.entry-card {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 30px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.entry-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--accent), var(--accent-hover));
  opacity: 0;
  transition: var(--transition);
}

.entry-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: rgba(201, 161, 90, .4);
}

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

.entry-card .card-icon {
  width: 54px;
  height: 54px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  color: var(--primary);
  background: var(--primary-soft);
  margin-bottom: 20px;
}

.entry-card:nth-child(2) .card-icon {
  background: var(--accent-soft);
  color: var(--accent-hover);
}

.entry-card:nth-child(3) .card-icon {
  background: #eafaf0;
  color: #1e8e5a;
}

.entry-card h3 {
  font-size: 19px;
  font-weight: 800;
  margin-bottom: 10px;
  color: var(--text-main);
}

.entry-card p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.75;
  margin-bottom: 18px;
}

.entry-card .card-link {
  font-size: 14px;
  font-weight: 700;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.entry-card .card-link i {
  font-size: 12px;
  transition: var(--transition);
}

.entry-card .card-link:hover { color: var(--accent-hover); }

.entry-card .card-link:hover i { transform: translateX(4px); }

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

.step-item {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 26px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  position: relative;
}

.step-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

.step-num {
  width: 52px;
  height: 52px;
  margin: 0 auto 20px;
  background: var(--primary);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 21px;
  font-weight: 800;
  box-shadow: 0 6px 16px rgba(10, 26, 58, .2);
  position: relative;
}

.step-item:nth-child(2) .step-num {
  background: var(--accent);
  box-shadow: 0 6px 16px rgba(201, 161, 90, .3);
}

.step-item:nth-child(3) .step-num {
  background: #1e8e5a;
  box-shadow: 0 6px 16px rgba(30, 142, 90, .25);
}

.step-item:nth-child(4) .step-num {
  background: #3b5bdb;
  box-shadow: 0 6px 16px rgba(59, 91, 219, .25);
}

.step-item h3 {
  font-size: 17px;
  font-weight: 800;
  margin-bottom: 10px;
}

.step-item p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
}

/* ==================== Service Cards ==================== */
.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.service-card {
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

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

.service-card .cover {
  position: relative;
  height: 210px;
  overflow: hidden;
}

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

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

.service-card .cover::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10, 26, 58, .25) 0%, transparent 70%);
}

.service-card .cover .card-tag {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(255, 255, 255, .92);
  color: var(--primary);
  font-size: 12px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 999px;
  z-index: 2;
}

.service-card .content {
  padding: 26px 24px 28px;
}

.service-card .content h3 {
  font-size: 18px;
  font-weight: 800;
  margin-bottom: 8px;
  color: var(--text-main);
}

.service-card .content p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.75;
  margin-bottom: 14px;
}

.service-card .meta {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 13px;
  color: var(--text-muted);
}

.service-card .meta i {
  color: var(--accent);
  margin-right: 4px;
}

/* ==================== Stats band ==================== */
.stats-band {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 60%, #24406f 100%);
  border-radius: var(--radius-lg);
  padding: 56px 48px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  position: relative;
  overflow: hidden;
}

.stats-band::after {
  content: "";
  position: absolute;
  right: -80px;
  bottom: -80px;
  width: 260px;
  height: 260px;
  background: radial-gradient(circle, rgba(201, 161, 90, .2) 0%, transparent 60%);
  border-radius: 50%;
  pointer-events: none;
}

.stats-band .stat {
  text-align: center;
  position: relative;
}

.stats-band .stat strong {
  display: block;
  font-size: 38px;
  font-weight: 900;
  color: var(--accent);
  line-height: 1.1;
  margin-bottom: 8px;
  font-family: inherit;
  letter-spacing: 1px;
}

.stats-band .stat span {
  font-size: 14px;
  color: rgba(255, 255, 255, .75);
}

/* ==================== Info / Guide ==================== */
.info-grid {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 36px;
  align-items: stretch;
}

.info-panel {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.info-panel .panel-head {
  padding: 26px 30px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.info-panel .panel-head h3 {
  font-size: 19px;
  font-weight: 800;
  color: var(--primary);
  display: flex;
  align-items: center;
  gap: 10px;
}

.info-panel .panel-head h3 i {
  color: var(--accent);
  font-size: 20px;
}

.info-panel .panel-head .more {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
}

.info-panel .panel-head .more:hover { color: var(--accent-hover); }

.info-list { padding: 12px 14px; }

.info-list li {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 14px 16px;
  border-radius: 12px;
  transition: var(--transition);
}

.info-list li:hover {
  background: var(--primary-soft);
}

.info-list li .dot {
  width: 8px;
  height: 8px;
  background: var(--accent);
  border-radius: 50%;
  margin-top: 10px;
  flex-shrink: 0;
}

.info-list li .txt { flex: 1; }

.info-list li .txt span {
  display: block;
  font-size: 15px;
  font-weight: 600;
  color: var(--text-main);
}

.info-list li .txt small {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
  display: block;
  margin-top: 2px;
}

/* ==================== FAQ ==================== */
.faq-wrap {
  max-width: 860px;
  margin: 0 auto;
}

.accordion {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.accordion .accordion-item {
  border-bottom: 1px solid var(--border);
}

.accordion .accordion-item:last-child { border-bottom: none; }

.accordion .accordion-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-main);
  padding: 22px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  background: transparent;
  border: none;
  transition: var(--transition);
  position: relative;
}

.accordion .accordion-title:hover {
  color: var(--primary);
  background: var(--primary-soft);
}

.accordion .accordion-title::after {
  content: "\f078";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  font-size: 14px;
  color: var(--text-muted);
  transition: var(--transition);
}

.accordion .accordion-item.is-active > .accordion-title::after {
  transform: rotate(180deg);
  color: var(--accent-hover);
}

.accordion .accordion-content {
  padding: 0 28px 24px;
  font-size: 14.5px;
  color: var(--text-body);
  line-height: 1.85;
}

.faq-side-note {
  text-align: center;
  margin-top: 36px;
  font-size: 14px;
  color: var(--text-muted);
}

.faq-side-note a { color: var(--primary); font-weight: 700; }

.faq-side-note a:hover { color: var(--accent-hover); }

/* ==================== CTA ==================== */
.cta-section {
  background: linear-gradient(110deg, rgba(10, 26, 58, .92) 0%, rgba(27, 58, 107, .86) 100%), url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  padding: 90px 0;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(201, 161, 90, .6), transparent);
}

.cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
}

.cta-text h2 {
  font-size: clamp(26px, 3.4vw, 34px);
  font-weight: 800;
  color: #fff;
  margin-bottom: 12px;
}

.cta-text p {
  font-size: 15px;
  color: rgba(255, 255, 255, .8);
  max-width: 560px;
  line-height: 1.8;
}

.cta-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

/* ==================== Footer ==================== */
.site-footer {
  background: var(--primary);
  color: rgba(255, 255, 255, .78);
  padding: 70px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.1fr;
  gap: 44px;
  padding-bottom: 44px;
  border-bottom: 1px solid rgba(255, 255, 255, .12);
}

.footer-brand .brand {
  color: #fff;
  margin-bottom: 16px;
}

.footer-brand .brand i {
  background: rgba(255, 255, 255, .1);
  color: var(--accent);
  box-shadow: none;
}

.footer-brand p {
  font-size: 14px;
  line-height: 1.8;
  color: rgba(255, 255, 255, .6);
  max-width: 320px;
}

.footer-title {
  font-size: 16px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 18px;
  position: relative;
  padding-bottom: 12px;
}

.footer-title::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 32px;
  height: 3px;
  background: var(--accent);
  border-radius: 3px;
}

.footer-links li {
  margin-bottom: 10px;
  font-size: 14px;
}

.footer-links a {
  color: rgba(255, 255, 255, .6);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--accent);
  padding-left: 6px;
}

.footer-links i {
  color: var(--accent);
  font-size: 13px;
}

.footer-bottom {
  padding: 22px 0;
  text-align: center;
  font-size: 13px;
  color: rgba(255, 255, 255, .45);
}

/* ==================== Responsive ==================== */
@media (max-width: 1024px) {
  .header-inner { gap: 14px; }
  .search-box { width: 170px; }
  .main-nav a { padding: 8px 12px; font-size: 14px; }
  .entry-cards, .service-grid { gap: 20px; }
  .steps-wrap { grid-template-columns: repeat(2, 1fr); }
  .stats-band { padding: 40px 28px; grid-template-columns: repeat(2, 1fr); }
  .info-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); gap: 32px; }
  .cta-inner { justify-content: center; text-align: center; }
  .cta-actions { justify-content: center; }
}

@media (max-width: 768px) {
  :root { --space-section: 64px; }
  .header-inner { height: 66px; }
  .menu-toggle { display: flex; }
  .main-nav {
    position: absolute;
    top: 66px;
    left: 0;
    right: 0;
    background: var(--bg-white);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    align-items: stretch;
    padding: 14px 20px 20px;
    gap: 6px;
    box-shadow: var(--shadow-md);
    display: none;
    z-index: 99;
  }
  .main-nav.open { display: flex; }
  .main-nav a { justify-content: center; padding: 12px 16px; }
  .main-nav a.active::after { display: none; }
  .header-actions .search-box { display: none; }
  .header-actions .btn { padding: 10px 20px; font-size: 14px; }
  .page-hero { padding: 70px 0 60px; }
  .hero-stats { gap: 24px; }
  .entry-cards { grid-template-columns: 1fr; }
  .service-grid { grid-template-columns: 1fr; }
  .steps-wrap { grid-template-columns: 1fr; }
  .stats-band { grid-template-columns: 1fr 1fr; padding: 36px 24px; }
  .stats-band .stat strong { font-size: 30px; }
  .footer-grid { grid-template-columns: 1fr; gap: 30px; }
  .cta-section { padding: 60px 0; }
  .cta-actions .btn { width: 100%; max-width: 340px; margin: 0 auto; }
  .hero-actions .btn { flex: 1; justify-content: center; max-width: 240px; }
}

@media (max-width: 520px) {
  .page-hero h1 { font-size: 28px; }
  .hero-stats { flex-direction: column; gap: 12px; }
  .stats-band { grid-template-columns: 1fr; gap: 20px; }
  .btn { width: 100%; }
  .hero-actions { flex-direction: column; }
  .brand span { font-size: 17px; }
  .brand i { width: 34px; height: 34px; font-size: 15px; border-radius: 10px; }
  .accordion .accordion-title { padding: 18px 18px; font-size: 15px; }
  .accordion .accordion-content { padding: 0 18px 20px; }
  .section-head h2 { font-size: 25px; }
}