/* roulang page: index */
:root {
  --primary: #0b1d3a;
  --primary-deep: #061226;
  --primary-soft: #142b52;
  --accent: #c9a46a;
  --accent-hover: #b3894e;
  --bg-body: #f4f6fb;
  --bg-white: #ffffff;
  --bg-dark: #0b1d3a;
  --text-main: #1a2333;
  --text-soft: #5b6472;
  --text-faint: #8b93a1;
  --border-light: #e6e9f0;
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 8px;
  --shadow-md: 0 6px 24px rgba(11,29,58,0.08);
  --shadow-lg: 0 14px 44px rgba(11,29,58,0.14);
  --font-family: -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
}
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--font-family);background:var(--bg-body);color:var(--text-main);line-height:1.7;font-size:16px}
a{text-decoration:none;color:inherit;transition:color .25s ease}
img{max-width:100%;height:auto;display:block}
button{background:none;border:none}
.container{max-width:1200px;padding-left:20px;padding-right:20px}
.site-header{position:absolute;top:0;left:0;right:0;z-index:1050;background:linear-gradient(180deg,rgba(6,18,38,.92) 0%,rgba(6,18,38,.55) 70%,rgba(6,18,38,0) 100%);padding:16px 0;transition:background .3s ease}
.site-header.scrolled{background:rgba(6,18,38,.96);box-shadow:0 4px 24px rgba(0,0,0,.2);padding:10px 0}
.custom-nav{padding:0}
.brand-logo{font-size:1.55rem;font-weight:800;color:#fff;letter-spacing:.5px;display:flex;align-items:center;gap:8px}
.brand-logo i{color:var(--accent);font-size:1.4rem}
.brand-logo:hover{color:#fff}
.nav-links .nav-link{color:rgba(255,255,255,.88);font-size:.95rem;font-weight:500;padding:8px 16px !important;border-radius:var(--radius-sm);transition:color .25s,background .25s}
.nav-links .nav-link:hover{color:#fff;background:rgba(255,255,255,.08)}
.nav-links .nav-link.active{color:var(--accent);background:rgba(201,164,106,.12)}
.nav-cta-wrap{display:flex;align-items:center;gap:12px}
.btn-nav{display:inline-flex;align-items:center;gap:6px;background:var(--accent);color:#0b1d3a;font-weight:700;font-size:.9rem;padding:8px 20px;border-radius:var(--radius-sm);transition:background .25s,transform .2s}
.btn-nav:hover{background:#e0b67c;color:#0b1d3a;transform:translateY(-2px)}
.navbar-toggler{border:none;color:#fff;font-size:1.3rem;padding:4px 8px}
.navbar-toggler:focus{box-shadow:none}
@media(max-width:991px){
  .site-header{background:rgba(6,18,38,.96)}
  .nav-links{padding:16px 0}
  .nav-links .nav-link{padding:10px 16px !important}
  .nav-cta-wrap{padding:10px 0}
}
.hero-section{background:linear-gradient(135deg,var(--primary-deep) 0%,var(--primary) 60%,var(--primary-soft) 100%);position:relative;overflow:hidden;padding:140px 0 100px}
.hero-section::before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:url('/assets/images/backpic/back-1.png') center/cover no-repeat;opacity:.18}
.hero-section::after{content:"";position:absolute;bottom:-80px;right:-80px;width:380px;height:380px;border-radius:50%;background:radial-gradient(circle,rgba(201,164,106,.14),transparent 70%);pointer-events:none}
.hero-row{position:relative;z-index:2}
.hero-chip{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);color:#fff;padding:6px 16px;border-radius:30px;font-size:.85rem;font-weight:600;letter-spacing:.5px;backdrop-filter:blur(4px)}
.hero-chip i{color:var(--accent)}
.hero-copy h1{font-size:3.2rem;font-weight:900;color:#fff;line-height:1.15;margin:20px 0 14px;letter-spacing:1px}
.hero-copy .lead{font-size:1.15rem;color:rgba(255,255,255,.82);max-width:520px;margin-bottom:28px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px}
.btn-main{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--accent);color:#0b1d3a;font-weight:700;padding:13px 32px;border-radius:var(--radius-sm);font-size:1rem;transition:all .3s;border:2px solid var(--accent)}
.btn-main:hover{background:var(--accent-hover);border-color:var(--accent-hover);color:#0b1d3a;transform:translateY(-2px);box-shadow:0 10px 28px rgba(201,164,106,.3)}
.btn-ghost{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:transparent;color:#fff;font-weight:600;padding:13px 30px;border-radius:var(--radius-sm);font-size:1rem;border:2px solid rgba(255,255,255,.35);transition:all .3s}
.btn-ghost:hover{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.7);color:#fff;transform:translateY(-2px)}
.hero-visual{position:relative}
.hero-card{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.15);border-radius:24px;padding:12px;backdrop-filter:blur(6px);box-shadow:0 24px 60px rgba(0,0,0,.3)}
.hero-card img{border-radius:16px;width:100%;object-fit:cover}
@media(max-width:991px){
  .hero-section{padding:130px 0 70px}
  .hero-copy h1{font-size:2.3rem}
  .hero-actions{flex-direction:column;align-items:flex-start}
  .hero-visual{margin-top:40px}
}
.stats-section{padding:60px 0;background:var(--bg-white)}
.stat-card{text-align:center;padding:24px 16px;background:var(--bg-body);border-radius:var(--radius-md);border:1px solid var(--border-light);transition:transform .3s,box-shadow .3s}
.stat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.stat-num{font-size:2.4rem;font-weight:900;color:var(--primary)}
.stat-num span{font-size:1.2rem;color:var(--accent)}
.stat-label{font-size:.9rem;color:var(--text-soft);margin-top:6px;font-weight:500}
.section-head{text-align:center;max-width:720px;margin:0 auto 48px}
.section-tag{display:inline-block;background:rgba(201,164,106,.12);color:var(--accent-hover);font-size:.82rem;font-weight:700;padding:5px 16px;border-radius:30px;letter-spacing:.5px;margin-bottom:14px}
.section-head h2{font-size:2.2rem;font-weight:800;color:var(--primary);margin-bottom:12px}
.section-head p{color:var(--text-soft);font-size:1rem}
.features-section{padding:80px 0;background:var(--bg-body)}
.feature-card{background:var(--bg-white);border-radius:var(--radius-lg);padding:30px 24px;height:100%;border:1px solid var(--border-light);transition:transform .3s,box-shadow .3s;text-align:center}
.feature-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.feature-icon{width:66px;height:66px;border-radius:18px;background:linear-gradient(135deg,var(--primary),var(--primary-soft));display:flex;align-items:center;justify-content:center;margin:0 auto 18px;font-size:1.5rem;color:var(--accent)}
.feature-card h3{font-size:1.15rem;font-weight:700;margin-bottom:10px;color:var(--primary)}
.feature-card p{color:var(--text-soft);font-size:.92rem;margin-bottom:0}
.category-section{padding:80px 0;background:var(--bg-white)}
.category-card{display:flex;align-items:center;gap:24px;background:var(--bg-body);border-radius:var(--radius-lg);padding:20px;border:1px solid var(--border-light);transition:transform .3s,box-shadow .3s;height:100%}
.category-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.category-card img{width:220px;height:150px;object-fit:cover;border-radius:var(--radius-md);flex-shrink:0}
.category-info h3{font-size:1.25rem;font-weight:700;color:var(--primary);margin-bottom:6px}
.category-info p{color:var(--text-soft);font-size:.92rem;margin-bottom:12px}
.category-link{color:var(--accent-hover);font-weight:600;font-size:.9rem;display:inline-flex;align-items:center;gap:6px}
.category-link i{transition:transform .3s}
.category-card:hover .category-link i{transform:translateX(4px)}
@media(max-width:575px){
  .category-card{flex-direction:column}
  .category-card img{width:100%;height:auto}
}
.news-section{padding:80px 0;background:var(--bg-body)}
.news-list{max-width:860px;margin:0 auto}
.news-item{display:flex;align-items:center;gap:16px;background:var(--bg-white);padding:18px 22px;border-radius:var(--radius-md);border:1px solid var(--border-light);margin-bottom:12px;transition:transform .3s,box-shadow .3s}
.news-item:hover{transform:translateX(6px);box-shadow:var(--shadow-md)}
.news-cat{flex-shrink:0;background:rgba(201,164,106,.15);color:var(--accent-hover);font-size:.78rem;font-weight:700;padding:4px 12px;border-radius:20px}
.news-title{flex:1;font-weight:600;color:var(--text-main);font-size:.95rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.news-date{flex-shrink:0;color:var(--text-faint);font-size:.83rem}
.news-empty{text-align:center;padding:40px;background:var(--bg-white);border-radius:var(--radius-md);color:var(--text-soft);font-size:.95rem;border:1px dashed var(--border-light)}
@media(max-width:575px){
  .news-item{flex-wrap:wrap;gap:8px}
  .news-title{white-space:normal;flex-basis:100%;order:3}
  .news-date{font-size:.78rem}
}
.workflow-section{padding:80px 0;background:var(--bg-white)}
.workflow-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.workflow-step{background:var(--bg-body);border-radius:var(--radius-lg);padding:28px 22px;text-align:center;border:1px solid var(--border-light);position:relative;transition:transform .3s,box-shadow .3s}
.workflow-step:hover{transform:translateY(-5px);box-shadow:var(--shadow-md)}
.step-num{font-size:2.2rem;font-weight:900;color:transparent;-webkit-text-stroke:2px var(--accent);display:block;margin-bottom:14px;line-height:1}
.workflow-step h3{font-size:1.1rem;font-weight:700;margin-bottom:8px;color:var(--primary)}
.workflow-step p{font-size:.88rem;color:var(--text-soft);margin-bottom:0}
@media(max-width:991px){
  .workflow-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:575px){
  .workflow-grid{grid-template-columns:1fr}
}
.testimonial-section{padding:80px 0;background:var(--primary-deep);position:relative;overflow:hidden}
.testimonial-section::before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:url('/assets/images/backpic/back-2.png') center/cover no-repeat;opacity:.12}
.testimonial-inner{position:relative;z-index:2}
.testimonial-inner h2{color:#fff;font-weight:800;font-size:2rem;margin-bottom:14px}
.testimonial-inner>div>div>p{color:rgba(255,255,255,.7);font-size:.95rem}
.testimonial-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.testimonial-card{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12);border-radius:var(--radius-lg);padding:26px;backdrop-filter:blur(4px)}
.testimonial-card p{color:rgba(255,255,255,.92);font-size:.95rem;line-height:1.8;margin-bottom:14px}
.testimonial-card .testimonial-user{color:var(--accent);font-size:.85rem;font-weight:600}
@media(max-width:767px){
  .testimonial-grid{grid-template-columns:1fr}
}
.faq-section{padding:80px 0;background:var(--bg-body)}
.faq-list{max-width:860px;margin:0 auto}
.faq-item{background:var(--bg-white);border-radius:var(--radius-md);border:1px solid var(--border-light);padding:24px 28px;margin-bottom:14px;transition:box-shadow .3s}
.faq-item:hover{box-shadow:var(--shadow-md)}
.faq-item h3{font-size:1.05rem;font-weight:700;color:var(--primary);margin-bottom:8px;display:flex;align-items:center;gap:8px}
.faq-item h3 i{color:var(--accent)}
.faq-item p{color:var(--text-soft);font-size:.93rem;margin-bottom:0}
.cta-section{padding:80px 0;background:var(--bg-white)}
.cta-box{background:linear-gradient(135deg,var(--primary),var(--primary-soft));border-radius:var(--radius-lg);padding:56px 40px;text-align:center;position:relative;overflow:hidden}
.cta-box::before{content:"";position:absolute;top:-40px;right:-40px;width:220px;height:220px;border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.08),transparent 70%)}
.cta-box h2{color:#fff;font-size:2rem;font-weight:800;margin-bottom:14px}
.cta-box p{color:rgba(255,255,255,.78);max-width:560px;margin:0 auto 28px;font-size:.98rem}
.btn-cta{display:inline-flex;align-items:center;gap:8px;background:var(--accent);color:#0b1d3a;font-weight:700;padding:14px 40px;border-radius:var(--radius-sm);font-size:1rem;transition:all .3s}
.btn-cta:hover{background:#e0b67c;color:#0b1d3a;transform:translateY(-2px);box-shadow:0 12px 30px rgba(201,164,106,.35)}
.site-footer{background:var(--primary-deep);padding:64px 0 20px;color:rgba(255,255,255,.75)}
.footer-logo{font-size:1.5rem;font-weight:800;color:#fff;display:inline-flex;align-items:center;gap:8px;margin-bottom:16px}
.footer-logo i{color:var(--accent)}
.site-footer p{font-size:.9rem;color:rgba(255,255,255,.6);line-height:1.8}
.site-footer h4{font-size:1rem;font-weight:700;color:#fff;margin-bottom:16px}
.footer-links{list-style:none;padding:0}
.footer-links li{margin-bottom:10px}
.footer-links a{color:rgba(255,255,255,.65);font-size:.92rem;transition:color .3s}
.footer-links a:hover{color:var(--accent)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);margin-top:48px;padding-top:20px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;font-size:.85rem;color:rgba(255,255,255,.45)}
@media(max-width:767px){
  .footer-bottom{flex-direction:column;text-align:center}
}

/* roulang page: category1 */
:root {
  --primary: #f5c518;
  --primary-dark: #d4a800;
  --primary-light: #fff4c4;
  --secondary: #1a1f36;
  --secondary-light: #2a3050;
  --accent: #e85d3f;
  --bg-light: #f8f9fc;
  --bg-white: #ffffff;
  --bg-dark: #12162b;
  --text-main: #1d2130;
  --text-body: #4a4f63;
  --text-weak: #8a90a6;
  --text-light: #ffffff;
  --border-color: #eceef3;
  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 22px;
  --shadow-sm: 0 2px 10px rgba(0,0,0,0.04);
  --shadow: 0 8px 30px rgba(0,0,0,0.08);
  --shadow-lg: 0 20px 50px rgba(0,0,0,0.12);
  --space-1: 8px;
  --space-2: 16px;
  --space-3: 24px;
  --space-4: 40px;
  --space-5: 64px;
  --space-6: 96px;
  --font-sans: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}
body {
  font-family: var(--font-sans);
  background: var(--bg-light);
  color: var(--text-main);
  line-height: 1.75;
  font-size: 16px;
  letter-spacing: 0.01em;
  -webkit-font-smoothing: antialiased;
}
img {
  max-width: 100%;
  height: auto;
  display: block;
}
a {
  text-decoration: none;
  color: inherit;
  transition: color 0.25s ease, background 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}
a:hover {
  color: var(--primary-dark);
}
button {
  border: none;
  background: none;
  font-family: inherit;
}
input:focus,
button:focus,
a:focus {
  outline: 2px solid rgba(245, 197, 24, 0.5);
  outline-offset: 2px;
}
.container {
  max-width: 1280px;
  padding-left: 24px;
  padding-right: 24px;
}
@media (min-width: 1400px) {
  .container {
    max-width: 1320px;
  }
}
@media (max-width: 768px) {
  .container {
    padding-left: 16px;
    padding-right: 16px;
  }
}

/* ========== Header ========== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--secondary);
  box-shadow: 0 4px 24px rgba(18, 22, 43, 0.25);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.site-header .container {
  display: flex;
  align-items: center;
  min-height: 76px;
}
.custom-nav {
  width: 100%;
  padding: 0;
  flex-wrap: nowrap;
}
.brand-logo {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary) !important;
  display: flex;
  align-items: center;
  gap: 10px;
  letter-spacing: -0.02em;
  white-space: nowrap;
  padding: 0;
  margin-right: 40px;
  transition: opacity 0.3s ease;
}
.brand-logo i {
  font-size: 1.4rem;
  color: var(--primary);
}
.brand-logo:hover {
  opacity: 0.85;
}
.nav-links {
  gap: 8px;
}
.nav-links .nav-item {
  position: relative;
}
.nav-links .nav-link {
  color: rgba(255, 255, 255, 0.75);
  font-weight: 500;
  font-size: 1rem;
  padding: 10px 18px !important;
  border-radius: 8px;
  transition: all 0.3s ease;
  position: relative;
}
.nav-links .nav-link:hover {
  color: var(--primary);
  background: rgba(255, 255, 255, 0.06);
}
.nav-links .nav-link.active {
  color: var(--secondary);
  background: var(--primary);
  font-weight: 700;
  box-shadow: 0 4px 14px rgba(245, 197, 24, 0.3);
}
.nav-cta-wrap {
  display: flex;
  align-items: center;
}
.btn-nav {
  background: var(--primary);
  color: var(--secondary) !important;
  font-weight: 700;
  font-size: 0.95rem;
  padding: 10px 24px;
  border-radius: 50px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all 0.3s ease;
  box-shadow: 0 4px 14px rgba(245, 197, 24, 0.25);
  border: 2px solid var(--primary);
}
.btn-nav:hover {
  background: transparent;
  color: var(--primary) !important;
  transform: translateY(-2px);
  box-shadow: 0 8px 22px rgba(245, 197, 24, 0.2);
}
.navbar-toggler {
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 8px;
  padding: 8px 14px;
  color: var(--primary);
  background: transparent;
}
.navbar-toggler i {
  font-size: 1.2rem;
  color: var(--primary);
}
.navbar-toggler:hover {
  background: rgba(255, 255, 255, 0.1);
}
@media (max-width: 991.98px) {
  .site-header .container {
    min-height: 68px;
  }
  .navbar-collapse {
    background: var(--secondary);
    margin-top: 12px;
    border-radius: 14px;
    padding: 20px;
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.2);
  }
  .nav-links {
    margin-left: 0 !important;
    margin-bottom: 16px;
  }
  .nav-links .nav-link {
    padding: 10px 14px !important;
  }
  .nav-cta-wrap {
    margin-left: 0 !important;
  }
  .btn-nav {
    width: 100%;
    justify-content: center;
  }
}

/* ========== Page Hero ========== */
.page-hero {
  position: relative;
  padding: 110px 0 90px;
  background: linear-gradient(135deg, #1a1f36 0%, #12162b 55%, #0d1020 100%);
  overflow: hidden;
}
.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  opacity: 0.3;
}
.page-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(18,22,43,0.88) 0%, rgba(18,22,43,0.55) 50%, rgba(18,22,43,0.4) 100%);
}
.page-hero .container {
  position: relative;
  z-index: 2;
}
.page-hero .breadcrumbs {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.9rem;
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.page-hero .breadcrumbs a {
  color: var(--primary);
  font-weight: 500;
}
.page-hero .breadcrumbs a:hover {
  color: var(--primary-dark);
}
.page-hero .breadcrumbs .sep {
  color: rgba(255, 255, 255, 0.4);
}
.page-hero h1 {
  color: #fff;
  font-size: 3rem;
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}
.page-hero h1 span {
  color: var(--primary);
}
.page-hero .hero-desc {
  color: rgba(255, 255, 255, 0.8);
  font-size: 1.15rem;
  line-height: 1.8;
  max-width: 620px;
  margin-bottom: 30px;
}
.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.hero-badges .badge-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(6px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #fff;
  border-radius: 50px;
  padding: 8px 18px;
  font-size: 0.9rem;
  font-weight: 500;
}
.hero-badges .badge-item i {
  color: var(--primary);
}
@media (max-width: 768px) {
  .page-hero {
    padding: 70px 0 60px;
  }
  .page-hero h1 {
    font-size: 2.1rem;
  }
  .page-hero .hero-desc {
    font-size: 1rem;
  }
}

/* ========== Guide Intro Section ========== */
.section-guide-intro {
  padding: 80px 0 60px;
  background: var(--bg-light);
}
.guide-stats-row {
  margin-bottom: 50px;
}
.stat-card {
  text-align: center;
  background: var(--bg-white);
  border-radius: var(--radius);
  padding: 30px 20px;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  height: 100%;
}
.stat-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow);
}
.stat-card .stat-num {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--secondary);
  line-height: 1.2;
  margin-bottom: 6px;
  letter-spacing: -0.02em;
}
.stat-card .stat-num em {
  font-style: normal;
  color: var(--primary);
}
.stat-card .stat-label {
  color: var(--text-body);
  font-size: 0.95rem;
}
.stat-card .stat-icon {
  width: 54px;
  height: 54px;
  border-radius: 50%;
  background: var(--primary-light);
  color: var(--secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
  margin: 0 auto 16px;
}
.guide-intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}
.guide-intro-text h2 {
  font-size: 2rem;
  font-weight: 800;
  color: var(--text-main);
  line-height: 1.35;
  margin-bottom: 18px;
  letter-spacing: -0.02em;
}
.guide-intro-text h2 span {
  color: var(--primary-dark);
  position: relative;
}
.guide-intro-text p {
  color: var(--text-body);
  font-size: 1.05rem;
  line-height: 1.85;
  margin-bottom: 20px;
}
.guide-intro-text .intro-list {
  list-style: none;
  padding: 0;
  margin: 0 0 28px;
}
.guide-intro-text .intro-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 12px;
  color: var(--text-body);
  font-size: 1rem;
}
.guide-intro-text .intro-list li i {
  color: var(--primary-dark);
  margin-top: 6px;
  font-size: 0.85rem;
}
.guide-intro-visual {
  position: relative;
}
.guide-intro-visual .visual-card {
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  border: 1px solid var(--border-color);
}
.guide-intro-visual .visual-card img {
  width: 100%;
  height: 320px;
  object-fit: cover;
}
.guide-intro-visual .visual-card .visual-body {
  padding: 24px;
}
.guide-intro-visual .visual-card .visual-body h4 {
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--text-main);
  margin-bottom: 8px;
}
.guide-intro-visual .visual-card .visual-body p {
  color: var(--text-body);
  font-size: 0.95rem;
  margin: 0;
}
@media (max-width: 992px) {
  .guide-intro-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }
}

/* ========== Section Common ========== */
.section {
  padding: 80px 0;
}
.section-head {
  text-align: center;
  margin-bottom: 48px;
}
.section-head .section-tag {
  display: inline-block;
  background: var(--primary-light);
  color: var(--secondary);
  border-radius: 50px;
  padding: 6px 20px;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  margin-bottom: 14px;
}
.section-head h2 {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--text-main);
  line-height: 1.3;
  margin-bottom: 14px;
  letter-spacing: -0.02em;
}
.section-head h2 span {
  color: var(--primary-dark);
}
.section-head p {
  color: var(--text-body);
  font-size: 1.05rem;
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.75;
}

/* ========== Gameplay Cards ========== */
.section-gameplay {
  background: var(--bg-white);
  padding: 90px 0;
}
.gameplay-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.gameplay-card {
  background: var(--bg-light);
  border-radius: var(--radius);
  border: 1px solid var(--border-color);
  padding: 30px;
  transition: all 0.35s ease;
  position: relative;
  overflow: hidden;
}
.gameplay-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--primary-dark));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}
.gameplay-card:hover::before {
  transform: scaleX(1);
}
.gameplay-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow);
  background: var(--bg-white);
}
.gameplay-card .card-icon {
  width: 62px;
  height: 62px;
  border-radius: 50%;
  background: var(--primary-light);
  color: var(--secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 22px;
  transition: background 0.3s ease, color 0.3s ease;
}
.gameplay-card:hover .card-icon {
  background: var(--primary);
  color: var(--secondary);
}
.gameplay-card .badge-soft {
  position: absolute;
  top: 24px;
  right: 24px;
  background: rgba(232, 93, 63, 0.12);
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: 50px;
  padding: 4px 12px;
}
.gameplay-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 12px;
}
.gameplay-card p {
  color: var(--text-body);
  font-size: 0.95rem;
  line-height: 1.8;
  margin-bottom: 18px;
}
.gameplay-card .card-link {
  color: var(--secondary);
  font-weight: 600;
  font-size: 0.92rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.gameplay-card .card-link i {
  font-size: 0.8rem;
  transition: transform 0.3s ease;
}
.gameplay-card .card-link:hover i {
  transform: translateX(4px);
}
@media (max-width: 992px) {
  .gameplay-grid {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 640px) {
  .gameplay-grid {
    grid-template-columns: 1fr;
  }
}

/* ========== Process Steps ========== */
.section-process {
  background: var(--bg-dark);
  padding: 90px 0;
  position: relative;
  overflow: hidden;
}
.section-process::before {
  content: "";
  position: absolute;
  inset: 0;
  background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  opacity: 0.15;
}
.section-process .container {
  position: relative;
  z-index: 2;
}
.section-process .section-head h2 {
  color: #fff;
}
.section-process .section-head p {
  color: rgba(255, 255, 255, 0.7);
}
.section-process .section-head .section-tag {
  background: rgba(245, 197, 24, 0.15);
  color: var(--primary);
}
.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 20px;
}
.process-step {
  background: rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  transition: all 0.35s ease;
  position: relative;
}
.process-step:hover {
  background: rgba(255, 255, 255, 0.12);
  transform: translateY(-6px);
  border-color: rgba(245, 197, 24, 0.4);
}
.process-step .step-num {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--primary);
  color: var(--secondary);
  font-weight: 800;
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 18px;
  box-shadow: 0 0 0 6px rgba(245, 197, 24, 0.15);
}
.process-step h3 {
  color: #fff;
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 10px;
}
.process-step p {
  color: rgba(255, 255, 255, 0.65);
  font-size: 0.9rem;
  line-height: 1.7;
  margin: 0;
}
@media (max-width: 992px) {
  .process-steps {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 560px) {
  .process-steps {
    grid-template-columns: 1fr;
  }
}

/* ========== Guide Highlights ========== */
.section-guide-content {
  background: var(--bg-light);
  padding: 90px 0;
}
.guide-content-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 38px;
  margin-bottom: 50px;
}
.guide-content-card {
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-color);
  transition: all 0.35s ease;
}
.guide-content-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow);
}
.guide-content-card .card-media {
  position: relative;
  overflow: hidden;
}
.guide-content-card .card-media img {
  width: 100%;
  height: 260px;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.guide-content-card:hover .card-media img {
  transform: scale(1.05);
}
.guide-content-card .card-media .media-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  background: var(--primary);
  color: var(--secondary);
  font-size: 0.82rem;
  font-weight: 700;
  border-radius: 50px;
  padding: 5px 14px;
}
.guide-content-card .card-body {
  padding: 26px;
}
.guide-content-card .card-body h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 10px;
  line-height: 1.4;
}
.guide-content-card .card-body p {
  color: var(--text-body);
  font-size: 0.95rem;
  line-height: 1.75;
  margin-bottom: 16px;
}
.guide-content-card .card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  border-top: 1px solid var(--border-color);
}
.guide-content-card .card-meta .meta-tags {
  display: flex;
  gap: 8px;
}
.guide-content-card .card-meta .meta-tags span {
  display: inline-block;
  background: var(--bg-light);
  border-radius: 6px;
  padding: 3px 10px;
  font-size: 0.78rem;
  color: var(--text-body);
  font-weight: 500;
}
.guide-content-card .card-meta .read-more {
  color: var(--secondary);
  font-weight: 600;
  font-size: 0.9rem;
  display: inline-flex;
  align-items: center;
  gap: 5px;
}
.guide-content-card .card-meta .read-more:hover {
  color: var(--primary-dark);
}
@media (max-width: 992px) {
  .guide-content-grid {
    grid-template-columns: 1fr;
  }
}

/* ========== Comparison / Tips ========== */
.section-tips {
  background: var(--bg-white);
  padding: 90px 0;
}
.tips-wrapper {
  background: linear-gradient(135deg, #1a1f36 0%, #12162b 100%);
  border-radius: var(--radius-lg);
  padding: 50px;
  position: relative;
  overflow: hidden;
}
.tips-wrapper::before {
  content: "";
  position: absolute;
  top: -80px;
  right: -80px;
  width: 240px;
  height: 240px;
  border-radius: 50%;
  background: rgba(245, 197, 24, 0.12);
}
.tips-wrapper::after {
  content: "";
  position: absolute;
  bottom: -60px;
  left: -60px;
  width: 160px;
  height: 160px;
  border-radius: 50%;
  border: 2px dashed rgba(245, 197, 24, 0.2);
}
.tips-wrapper .tips-head {
  position: relative;
  z-index: 2;
  text-align: center;
  margin-bottom: 36px;
}
.tips-wrapper .tips-head h2 {
  color: #fff;
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 12px;
}
.tips-wrapper .tips-head h2 span {
  color: var(--primary);
}
.tips-wrapper .tips-head p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 1rem;
  max-width: 520px;
  margin: 0 auto;
}
.tips-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.tips-item {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius);
  padding: 24px 20px;
  transition: all 0.3s ease;
}
.tips-item:hover {
  background: rgba(245, 197, 24, 0.1);
  border-color: rgba(245, 197, 24, 0.3);
  transform: translateY(-4px);
}
.tips-item .tip-icon {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: rgba(245, 197, 24, 0.15);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  margin-bottom: 14px;
}
.tips-item h4 {
  color: #fff;
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 8px;
}
.tips-item p {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.88rem;
  line-height: 1.7;
  margin: 0;
}
@media (max-width: 992px) {
  .tips-wrapper {
    padding: 36px 24px;
  }
  .tips-grid {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 560px) {
  .tips-grid {
    grid-template-columns: 1fr;
  }
  .tips-wrapper {
    padding: 28px 20px;
  }
}

/* ========== FAQ Section ========== */
.section-faq {
  background: var(--bg-light);
  padding: 90px 0;
}
.faq-wrap {
  max-width: 860px;
  margin: 0 auto;
}
.faq-item {
  background: var(--bg-white);
  border-radius: var(--radius);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  margin-bottom: 18px;
  overflow: hidden;
  transition: box-shadow 0.3s ease;
}
.faq-item:hover {
  box-shadow: var(--shadow);
}
.faq-item details {
  padding: 0;
}
.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 22px 24px;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-main);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  transition: color 0.3s ease;
}
.faq-item summary::-webkit-details-marker {
  display: none;
}
.faq-item summary::after {
  content: "\f067";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  font-size: 0.85rem;
  color: var(--primary-dark);
  background: var(--primary-light);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform 0.3s ease, background 0.3s ease;
}
.faq-item summary:hover {
  color: var(--primary-dark);
}
.faq-item details[open] summary::after {
  content: "\f068";
  background: var(--primary);
  color: var(--secondary);
}
.faq-item .faq-answer {
  padding: 0 24px 22px;
  color: var(--text-body);
  line-height: 1.8;
  font-size: 0.97rem;
  border-top: 1px solid var(--border-color);
  margin-top: 0;
  padding-top: 18px;
}
.faq-item .faq-answer p {
  margin-bottom: 8px;
}
.faq-item .faq-answer p:last-child {
  margin-bottom: 0;
}

/* ========== CTA ========== */
.section-cta {
  padding: 80px 0;
  background: var(--bg-white);
}
.cta-card {
  background: linear-gradient(135deg, #f5c518 0%, #d4a800 50%, #b89200 100%);
  border-radius: var(--radius-lg);
  padding: 60px 50px;
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(212, 168, 0, 0.3);
}
.cta-card::before {
  content: "";
  position: absolute;
  top: -40px;
  left: -40px;
  width: 160px;
  height: 160px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
}
.cta-card::after {
  content: "";
  position: absolute;
  bottom: -60px;
  right: -30px;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  border: 3px solid rgba(255, 255, 255, 0.2);
}
.cta-card h2 {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--secondary);
  margin-bottom: 16px;
  letter-spacing: -0.02em;
  position: relative;
  z-index: 2;
}
.cta-card p {
  color: rgba(18, 22, 43, 0.75);
  font-size: 1.05rem;
  max-width: 600px;
  margin: 0 auto 30px;
  line-height: 1.8;
  position: relative;
  z-index: 2;
}
.cta-card .cta-actions {
  position: relative;
  z-index: 2;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
}
.cta-card .btn-cta-primary {
  background: var(--secondary);
  color: var(--primary) !important;
  font-weight: 700;
  font-size: 1rem;
  padding: 14px 36px;
  border-radius: 50px;
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 2px solid var(--secondary);
}
.cta-card .btn-cta-primary:hover {
  background: transparent;
  color: var(--secondary) !important;
  transform: translateY(-3px);
  box-shadow: 0 12px 30px rgba(18, 22, 43, 0.2);
}
.cta-card .btn-cta-outline {
  background: transparent;
  color: var(--secondary) !important;
  font-weight: 600;
  font-size: 1rem;
  padding: 14px 36px;
  border-radius: 50px;
  border: 2px solid var(--secondary);
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.cta-card .btn-cta-outline:hover {
  background: var(--secondary);
  color: var(--primary) !important;
  transform: translateY(-3px);
}
@media (max-width: 768px) {
  .section-cta {
    padding: 60px 0;
  }
  .cta-card {
    padding: 40px 24px;
  }
  .cta-card h2 {
    font-size: 1.7rem;
  }
}

/* ========== Footer ========== */
.site-footer {
  background: var(--bg-dark);
  color: rgba(255, 255, 255, 0.75);
  padding: 70px 0 0;
  position: relative;
}
.site-footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(245, 197, 24, 0.5), transparent);
}
.footer-logo {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--primary) !important;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
}
.footer-logo:hover {
  opacity: 0.85;
}
.site-footer p {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.95rem;
  line-height: 1.8;
  margin-bottom: 0;
}
.site-footer h4 {
  color: #fff;
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 22px;
  position: relative;
  padding-bottom: 10px;
}
.site-footer h4::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 32px;
  height: 3px;
  background: var(--primary);
  border-radius: 3px;
}
.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}
.footer-links li {
  margin-bottom: 12px;
}
.footer-links a {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.95rem;
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.footer-links a:hover {
  color: var(--primary);
  padding-left: 4px;
}
.footer-bottom {
  margin-top: 50px;
  padding: 20px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.45);
}
@media (max-width: 576px) {
  .footer-bottom {
    justify-content: center;
    text-align: center;
  }
}

/* ========== Utility ========== */
.text-primary-brand {
  color: var(--primary);
}
@media (max-width: 576px) {
  .section {
    padding: 56px 0;
  }
  .section-head h2 {
    font-size: 1.7rem;
  }
  .guide-intro-text h2 {
    font-size: 1.6rem;
  }
  .page-hero h1 {
    font-size: 1.8rem;
  }
}

/* roulang page: article */
:root {
            --brand-primary: #0b2545;
            --brand-secondary: #13315c;
            --brand-accent: #eab33f;
            --brand-accent-hover: #d99f2b;
            --bg-body: #f4f6fb;
            --bg-surface: #ffffff;
            --bg-soft: #eef1f6;
            --text-body: #1f2a3a;
            --text-muted: #6b7a8f;
            --border-color: #e2e8f0;
            --radius-md: 14px;
            --radius-lg: 22px;
            --radius-pill: 999px;
            --shadow-sm: 0 2px 12px rgba(11, 37, 69, 0.06);
            --shadow-md: 0 8px 30px rgba(11, 37, 69, 0.10);
            --shadow-lg: 0 24px 60px rgba(11, 37, 69, 0.16);
            --font-sans: "PingFang SC", "Microsoft YaHei", "Segoe UI", "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);
            background: var(--bg-body);
            color: var(--text-body);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color .25s ease;
        }

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

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

        .container {
            max-width: 1240px;
        }

        /* ========== Header / Nav ========== */
        .site-header {
            background: rgba(11, 37, 69, .97);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            padding: 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            border-bottom: 1px solid rgba(234, 179, 63, .25);
        }

        .custom-nav {
            padding: 14px 0;
            min-height: 70px;
        }

        .brand-logo {
            font-size: 1.45rem;
            font-weight: 800;
            color: #fff !important;
            letter-spacing: .5px;
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }

        .brand-logo i {
            color: var(--brand-accent);
            font-size: 1.4rem;
        }

        .custom-nav .navbar-toggler {
            border: 1px solid rgba(255, 255, 255, .35);
            border-radius: 10px;
            padding: 6px 10px;
            color: #fff;
            background: transparent;
        }

        .custom-nav .navbar-toggler i {
            font-size: 1.25rem;
            color: #fff;
        }

        .custom-nav .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(234, 179, 63, .4);
        }

        .nav-links .nav-link {
            color: rgba(255, 255, 255, .82);
            font-weight: 500;
            padding: 8px 16px !important;
            border-radius: 999px;
            transition: all .25s ease;
            font-size: .95rem;
        }

        .nav-links .nav-link:hover,
        .nav-links .nav-link.active {
            color: #0b2545;
            background: var(--brand-accent);
        }

        .nav-links .nav-link:focus-visible {
            outline: 3px solid rgba(234, 179, 63, .5);
            outline-offset: 2px;
        }

        .nav-cta-wrap .btn-nav {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: linear-gradient(135deg, #eab33f 0%, #d49a23 100%);
            color: #0b2545;
            font-weight: 700;
            padding: 10px 22px;
            border-radius: 999px;
            font-size: .93rem;
            border: none;
            box-shadow: 0 4px 18px rgba(234, 179, 63, .35);
            transition: all .3s ease;
        }

        .nav-cta-wrap .btn-nav:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 26px rgba(234, 179, 63, .45);
            color: #0b2545;
        }

        /* ========== Article Hero ========== */
        .article-hero {
            position: relative;
            background: linear-gradient(135deg, rgba(11, 37, 69, .97) 0%, rgba(19, 49, 92, .88) 100%),
                url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            padding: 90px 0 70px;
            color: #fff;
            text-align: center;
            border-bottom: 4px solid var(--brand-accent);
        }

        .article-hero .breadcrumb-wrap {
            margin-bottom: 22px;
            color: rgba(255, 255, 255, .7);
            font-size: .88rem;
            letter-spacing: .3px;
        }

        .article-hero .breadcrumb-wrap a {
            color: rgba(255, 255, 255, .65);
        }

        .article-hero .breadcrumb-wrap a:hover {
            color: var(--brand-accent);
        }

        .badge-cat {
            display: inline-block;
            background: rgba(234, 179, 63, .18);
            border: 1px solid rgba(234, 179, 63, .45);
            color: #eab33f;
            font-size: .8rem;
            font-weight: 600;
            padding: 5px 18px;
            border-radius: 999px;
            letter-spacing: 1px;
            margin-bottom: 14px;
        }

        .article-hero h1 {
            font-size: clamp(1.7rem, 3.2vw, 2.7rem);
            font-weight: 800;
            line-height: 1.3;
            max-width: 900px;
            margin: 0 auto 18px;
            text-shadow: 0 2px 30px rgba(0, 0, 0, .25);
        }

        .article-meta {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 18px;
            color: rgba(255, 255, 255, .75);
            font-size: .88rem;
        }

        .article-meta span {
            display: inline-flex;
            align-items: center;
            gap: 7px;
        }

        .article-meta i {
            color: var(--brand-accent);
        }

        /* ========== Main Article Card ========== */
        .article-main-wrap {
            padding: 50px 0 30px;
        }

        .article-card {
            background: var(--bg-surface);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-md);
            padding: 40px 48px;
            border: 1px solid var(--border-color);
        }

        .article-cover {
            border-radius: var(--radius-md);
            overflow: hidden;
            margin-bottom: 34px;
        }

        .article-cover img {
            width: 100%;
            height: 380px;
            object-fit: cover;
        }

        .article-body {
            font-size: 1.03rem;
            line-height: 1.9;
            color: #2d3b4d;
        }

        .article-body h2 {
            font-size: 1.55rem;
            font-weight: 700;
            color: var(--brand-primary);
            margin: 40px 0 18px;
            padding-left: 14px;
            border-left: 4px solid var(--brand-accent);
        }

        .article-body h3 {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--brand-secondary);
            margin: 30px 0 14px;
        }

        .article-body p {
            margin-bottom: 20px;
        }

        .article-body ul,
        .article-body ol {
            margin: 0 0 22px 22px;
            padding-left: 8px;
        }

        .article-body li {
            margin-bottom: 8px;
        }

        .article-body blockquote {
            border-left: 4px solid var(--brand-accent);
            background: var(--bg-soft);
            padding: 22px 26px;
            border-radius: 0 14px 14px 0;
            color: var(--text-muted);
            font-style: italic;
            margin: 28px 0;
        }

        .article-body img {
            border-radius: var(--radius-md);
            margin: 26px 0;
        }

        .article-body a {
            color: #1a659e;
            border-bottom: 1px solid rgba(26, 101, 158, .3);
        }

        .article-body a:hover {
            color: var(--brand-accent-hover);
        }

        .article-tags {
            margin-top: 36px;
            padding-top: 26px;
            border-top: 1px solid var(--border-color);
            font-size: .9rem;
        }

        .article-tags .tag {
            display: inline-block;
            background: var(--bg-soft);
            color: var(--text-muted);
            padding: 5px 14px;
            border-radius: 999px;
            font-size: .8rem;
            margin-right: 8px;
            border: 1px solid var(--border-color);
        }

        .article-back {
            margin-top: 30px;
            text-align: center;
        }

        .article-back .btn {
            border-radius: 999px;
            padding: 11px 28px;
            font-weight: 600;
        }

        /* ========== Not Found ========== */
        .not-found {
            text-align: center;
            padding: 90px 30px;
            background: var(--bg-surface);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-md);
            border: 1px solid var(--border-color);
        }

        .not-found .icon-circle {
            width: 88px;
            height: 88px;
            border-radius: 50%;
            background: var(--bg-soft);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 24px;
            font-size: 2.2rem;
            color: var(--brand-accent);
        }

        .not-found h1 {
            font-size: 2rem;
            font-weight: 700;
            color: var(--brand-primary);
            margin-bottom: 14px;
        }

        .not-found p {
            color: var(--text-muted);
            margin-bottom: 30px;
        }

        .not-found .btn {
            border-radius: 999px;
            padding: 12px 32px;
            font-weight: 600;
        }

        /* ========== Platform Highlight ========== */
        .platform-highlight {
            position: relative;
            background: linear-gradient(135deg, rgba(11, 37, 69, .96), rgba(19, 49, 92, .82)),
                url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            padding: 90px 0;
            color: #fff;
            margin-top: 20px;
        }

        .platform-highlight .section-title {
            font-size: clamp(1.6rem, 2.6vw, 2.2rem);
            font-weight: 700;
            text-align: center;
            margin-bottom: 18px;
        }

        .platform-highlight .section-subtitle {
            text-align: center;
            color: rgba(255, 255, 255, .72);
            max-width: 640px;
            margin: 0 auto 50px;
            font-size: 1rem;
        }

        .data-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 28px;
        }

        .data-grid .data-card {
            background: rgba(255, 255, 255, .07);
            border: 1px solid rgba(255, 255, 255, .12);
            border-radius: var(--radius-md);
            padding: 32px 22px;
            text-align: center;
            transition: all .3s ease;
        }

        .data-grid .data-card:hover {
            background: rgba(255, 255, 255, .14);
            transform: translateY(-4px);
            border-color: rgba(234, 179, 63, .5);
        }

        .data-card .num {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--brand-accent);
            line-height: 1.2;
            margin-bottom: 8px;
        }

        .data-card .label {
            font-size: .9rem;
            color: rgba(255, 255, 255, .75);
        }

        /* ========== Related Recommendations ========== */
        .related-section {
            padding: 80px 0;
            background: var(--bg-body);
        }

        .section-title-center {
            text-align: center;
            font-size: clamp(1.5rem, 2.4vw, 2rem);
            font-weight: 700;
            color: var(--brand-primary);
            margin-bottom: 14px;
        }

        .section-sub-center {
            text-align: center;
            color: var(--text-muted);
            max-width: 620px;
            margin: 0 auto 50px;
            font-size: .95rem;
        }

        .related-card {
            display: block;
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
            height: 100%;
            transition: all .35s ease;
        }

        .related-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(234, 179, 63, .5);
        }

        .related-card .thumb {
            height: 200px;
            overflow: hidden;
        }

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

        .related-card:hover .thumb img {
            transform: scale(1.05);
        }

        .related-card .card-body {
            padding: 24px;
        }

        .related-card .badge {
            display: inline-block;
            background: rgba(234, 179, 63, .15);
            color: var(--brand-accent-hover);
            font-size: .8rem;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: 999px;
            margin-bottom: 12px;
            border: 1px solid rgba(234, 179, 63, .3);
        }

        .related-card h3 {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--text-body);
            line-height: 1.5;
        }

        .related-card h3:hover {
            color: var(--brand-accent-hover);
        }

        /* ========== FAQ ========== */
        .faq-section {
            padding: 80px 0;
            background: var(--bg-surface);
        }

        .faq-list {
            max-width: 860px;
            margin: 0 auto;
        }

        .faq-item {
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            margin-bottom: 16px;
            background: var(--bg-body);
            transition: all .25s ease;
        }

        .faq-item:hover {
            border-color: rgba(234, 179, 63, .4);
            background: #fff;
        }

        .faq-item summary {
            padding: 20px 26px;
            font-weight: 600;
            font-size: 1.02rem;
            color: var(--text-body);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            list-style: none;
        }

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

        .faq-item summary::after {
            content: "\f078";
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            font-size: .8rem;
            color: var(--brand-accent);
            transition: transform .25s ease;
        }

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

        .faq-item .faq-body {
            padding: 0 26px 22px;
            color: var(--text-muted);
            font-size: .95rem;
            line-height: 1.8;
        }

        /* ========== CTA ========== */
        .cta-banner {
            position: relative;
            background: linear-gradient(135deg, #0b2545 0%, #13315c 100%);
            border-radius: var(--radius-lg);
            padding: 64px 48px;
            text-align: center;
            color: #fff;
            margin: 0;
            overflow: hidden;
        }

        .cta-banner::before {
            content: "";
            position: absolute;
            top: -80px;
            right: -80px;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(234, 179, 63, .2) 0%, transparent 70%);
            border-radius: 50%;
        }

        .cta-banner h2 {
            font-size: clamp(1.5rem, 2.4vw, 2rem);
            font-weight: 700;
            margin-bottom: 14px;
        }

        .cta-banner p {
            color: rgba(255, 255, 255, .75);
            max-width: 620px;
            margin: 0 auto 32px;
            font-size: 1rem;
        }

        .cta-banner .btn-cta {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: var(--brand-accent);
            color: #0b2545;
            font-weight: 700;
            padding: 14px 36px;
            border-radius: 999px;
            border: none;
            font-size: 1rem;
            box-shadow: 0 8px 30px rgba(234, 179, 63, .4);
            transition: all .3s ease;
        }

        .cta-banner .btn-cta:hover {
            transform: translateY(-3px);
            box-shadow: 0 14px 38px rgba(234, 179, 63, .5);
            color: #0b2545;
        }

        /* ========== Buttons ========== */
        .btn-primary {
            background: var(--brand-accent) !important;
            border-color: var(--brand-accent) !important;
            color: #0b2545 !important;
            font-weight: 600;
            border-radius: 999px;
            padding: 12px 30px;
            transition: all .3s ease;
        }

        .btn-primary:hover {
            background: var(--brand-accent-hover) !important;
            border-color: var(--brand-accent-hover) !important;
            transform: translateY(-2px);
            box-shadow: 0 8px 26px rgba(234, 179, 63, .35);
        }

        .btn-outline-light {
            border-radius: 999px;
            padding: 12px 30px;
            font-weight: 600;
        }

        /* ========== Footer ========== */
        .site-footer {
            background: #081d35;
            color: rgba(255, 255, 255, .72);
            padding: 70px 0 0;
            margin-top: 0;
        }

        .site-footer .footer-logo {
            font-size: 1.5rem;
            font-weight: 700;
            color: #fff;
            display: inline-flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 16px;
        }

        .site-footer .footer-logo i {
            color: var(--brand-accent);
        }

        .site-footer p {
            font-size: .92rem;
            line-height: 1.8;
            color: rgba(255, 255, 255, .6);
            max-width: 400px;
        }

        .site-footer h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 20px;
            padding-bottom: 12px;
            border-bottom: 2px solid var(--brand-accent);
            display: inline-block;
        }

        .site-footer .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .site-footer .footer-links li {
            margin-bottom: 10px;
        }

        .site-footer .footer-links a {
            color: rgba(255, 255, 255, .65);
            font-size: .92rem;
            transition: all .25s ease;
        }

        .site-footer .footer-links a:hover {
            color: var(--brand-accent);
            padding-left: 4px;
        }

        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .1);
            padding: 22px 0;
            margin-top: 50px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 10px;
            font-size: .85rem;
            color: rgba(255, 255, 255, .45);
        }

        /* ========== Responsive ========== */
        @media (max-width: 1024px) {
            .article-hero {
                padding: 70px 0 50px;
            }

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

            .article-card {
                padding: 30px 28px;
            }

            .cta-banner {
                padding: 48px 28px;
            }
        }

        @media (max-width: 768px) {
            .custom-nav {
                min-height: 60px;
            }

            .nav-links .nav-link {
                padding: 10px 8px !important;
                text-align: center;
            }

            .nav-cta-wrap {
                text-align: center;
                padding: 10px 0 18px;
            }

            .article-hero h1 {
                font-size: 1.45rem;
            }

            .article-card {
                padding: 22px 18px;
            }

            .article-cover img {
                height: 220px;
            }

            .data-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }

            .related-section {
                padding: 60px 0;
            }

            .faq-section {
                padding: 60px 0;
            }

            .site-footer .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        @media (max-width: 520px) {
            .article-meta {
                gap: 10px;
                font-size: .8rem;
                flex-direction: column;
                align-items: center;
            }

            .article-hero {
                padding: 50px 0 40px;
            }

            .article-body {
                font-size: .95rem;
            }

            .article-body h2 {
                font-size: 1.3rem;
            }

            .data-card .num {
                font-size: 2rem;
            }

            .cta-banner {
                padding: 40px 20px;
            }

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