/* roulang page: index */
:root {
  --clr-primary: #10b981;
  --clr-primary-dark: #047857;
  --clr-primary-light: #d1fae5;
  --clr-accent: #f97316;
  --clr-dark: #0b1210;
  --clr-bg: #f6f8f4;
  --clr-surface: #ffffff;
  --clr-text: #1f2937;
  --clr-muted: #6b7280;
  --clr-border: #dce5dc;
  --r-sm: 8px;
  --r-md: 12px;
  --r-lg: 16px;
  --r-pill: 999px;
  --sh-sm: 0 1px 3px rgba(0,0,0,0.06);
  --sh-md: 0 8px 24px rgba(4,120,87,0.12);
  --sh-lg: 0 12px 40px rgba(0,0,0,0.18);
  --tr: all 0.3s ease;
  --container: 1200px;
  --font: "HarmonyOS Sans SC","MiSans","PingFang SC","Noto Sans SC","Microsoft YaHei",system-ui,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); font-size: 16px; line-height: 1.75; color: var(--clr-text); background: var(--clr-bg); letter-spacing: 0.01em; }
img { max-width: 100%; display: block; border: 0; }
a { color: var(--clr-primary-dark); text-decoration: none; transition: var(--tr); }
a:hover { color: var(--clr-primary); }
ul, ol { list-style: none; }
button, input, select, textarea { font-family: inherit; font-size: inherit; outline: none; }
button { cursor: pointer; border: none; background: none; }
.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.section { padding: 90px 0; }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 48px; }
.section-head .section-title { font-size: 36px; font-weight: 750; color: var(--clr-text); letter-spacing: -0.01em; line-height: 1.3; }
.section-head .section-title span { color: var(--clr-primary-dark); }
.section-head .section-subtitle { margin-top: 14px; font-size: 16px; color: var(--clr-muted); line-height: 1.7; }
.section-head.left { text-align: left; margin-left: 0; }
@media (max-width: 768px) {
  .section { padding: 56px 0; }
  .section-head .section-title { font-size: 28px; }
  .container { padding: 0 16px; }
}
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 48px; padding: 0 28px; border-radius: var(--r-pill); font-weight: 600; font-size: 16px; letter-spacing: 0.02em; transition: var(--tr); border: 2px solid transparent; text-align: center; }
.btn-primary { background: var(--clr-primary); color: #fff; }
.btn-primary:hover { background: var(--clr-primary-dark); color: #fff; transform: translateY(-2px); box-shadow: var(--sh-md); }
.btn-primary:active { transform: translateY(0) scale(0.98); }
.btn-primary:focus-visible { outline: 2px solid var(--clr-primary); outline-offset: 2px; }
.btn-accent { background: var(--clr-accent); color: #fff; }
.btn-accent:hover { background: #ea580c; color: #fff; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(249,115,22,0.25); }
.btn-accent:active { transform: translateY(0) scale(0.98); }
.btn-outline { border-color: rgba(255,255,255,0.6); color: #fff; background: transparent; }
.btn-outline:hover { background: rgba(255,255,255,0.12); border-color: #fff; color: #fff; }
.btn-outline:active { transform: scale(0.98); }
.btn-lg { min-height: 56px; padding: 0 36px; font-size: 17px; }

.site-header { position: absolute; top: 0; left: 0; width: 100%; z-index: 100; background: rgba(11,18,16,0.48); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); border-bottom: 1px solid rgba(255,255,255,0.16); transition: var(--tr); }
.site-header.scrolled { position: fixed; background: rgba(255,255,255,0.92); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); border-bottom: 1px solid var(--clr-border); box-shadow: var(--sh-sm); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 70px; }
.logo { display: flex; align-items: center; gap: 10px; font-size: 22px; font-weight: 800; color: #fff; letter-spacing: -0.01em; transition: var(--tr); }
.logo .logo-icon { width: 36px; height: 36px; border-radius: 10px; background: linear-gradient(135deg, var(--clr-primary), var(--clr-primary-dark)); display: flex; align-items: center; justify-content: center; color: #fff; font-size: 18px; font-weight: 800; }
.logo .logo-green { color: var(--clr-primary); }
.site-header.scrolled .logo { color: var(--clr-text); }
.site-header.scrolled .logo .logo-green { color: var(--clr-primary); }
.main-nav { display: flex; align-items: center; gap: 6px; }
.nav-list { display: flex; align-items: center; gap: 4px; }
.nav-link { display: inline-block; padding: 10px 18px; font-size: 15px; font-weight: 500; color: rgba(255,255,255,0.9); border-radius: var(--r-pill); transition: var(--tr); position: relative; }
.nav-link:hover { color: #fff; background: rgba(255,255,255,0.1); }
.nav-link.active { color: var(--clr-accent); font-weight: 600; }
.nav-link.active::after { content: ''; position: absolute; bottom: 2px; left: 50%; transform: translateX(-50%); width: 18px; height: 3px; background: var(--clr-primary); border-radius: var(--r-pill); }
.site-header.scrolled .nav-link { color: var(--clr-text); }
.site-header.scrolled .nav-link:hover { color: var(--clr-primary); background: var(--clr-primary-light); }
.site-header.scrolled .nav-link.active { color: var(--clr-accent); }
.header-actions { display: flex; align-items: center; gap: 10px; }
.search-btn { width: 40px; height: 40px; border-radius: 50%; display: flex; align-items: center; justify-content: center; color: #fff; background: rgba(255,255,255,0.1); transition: var(--tr); }
.search-btn:hover { background: rgba(255,255,255,0.2); color: var(--clr-primary-light); }
.site-header.scrolled .search-btn { color: var(--clr-text); background: var(--clr-primary-light); }
.site-header.scrolled .search-btn:hover { color: var(--clr-primary-dark); }
.btn-login { min-width: 120px; height: 44px; padding: 0 24px; border-radius: var(--r-pill); background: var(--clr-primary); color: #fff; font-weight: 600; font-size: 15px; transition: var(--tr); display: inline-flex; align-items: center; justify-content: center; gap: 6px; }
.btn-login:hover { background: var(--clr-primary-dark); color: #fff; transform: translateY(-2px); box-shadow: var(--sh-md); }
.btn-login:active { transform: translateY(0) scale(0.98); }
.mobile-toggle { display: none; width: 42px; height: 42px; border-radius: 50%; background: rgba(255,255,255,0.12); align-items: center; justify-content: center; font-size: 20px; color: #fff; transition: var(--tr); }
.site-header.scrolled .mobile-toggle { background: var(--clr-primary-light); color: var(--clr-text); }
.mobile-menu { display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(11,18,16,0.92); backdrop-filter: blur(20px); z-index: 200; padding: 60px 30px; flex-direction: column; gap: 10px; }
.mobile-menu.open { display: flex; }
.mobile-menu .close-mobile { position: absolute; top: 18px; right: 20px; width: 42px; height: 42px; border-radius: 50%; background: rgba(255,255,255,0.1); color: #fff; font-size: 20px; display: flex; align-items: center; justify-content: center; }
.mobile-menu a { color: #fff; font-size: 20px; font-weight: 600; padding: 14px 8px; border-bottom: 1px solid rgba(255,255,255,0.08); }
.mobile-menu a:hover { color: var(--clr-primary-light); }
.mobile-menu .m-login { margin-top: 30px; background: var(--clr-accent); border-radius: var(--r-pill); text-align: center; border-bottom: none; transition: var(--tr); }
.mobile-menu .m-login:hover { background: #ea580c; color: #fff; }
@media (max-width: 991px) {
  .main-nav { display: none; }
  .mobile-toggle { display: flex; }
  .site-header { background: rgba(11,18,16,0.65); }
}
@media (max-width: 767px) {
  .header-actions .search-btn { display: none; }
  .header-actions .btn-login { display: none; }
}

.hero { position: relative; min-height: 92vh; display: flex; align-items: center; background: linear-gradient(180deg, rgba(11,18,16,0.72), rgba(11,18,16,0.55)), url('/assets/images/backpic/back-1.webp') center/cover no-repeat; padding: 140px 0 80px; }
.hero-content { color: #fff; max-width: 700px; }
.hero-badge { display: inline-flex; align-items: center; gap: 8px; background: rgba(255,255,255,0.12); border: 1px solid rgba(255,255,255,0.2); border-radius: var(--r-pill); padding: 6px 16px; font-size: 13px; color: rgba(255,255,255,0.9); margin-bottom: 24px; backdrop-filter: blur(4px); }
.hero-title { font-size: 50px; font-weight: 800; line-height: 1.2; letter-spacing: -0.01em; margin-bottom: 20px; }
.hero-title span { color: var(--clr-primary); }
.hero-subtitle { font-size: 18px; color: rgba(255,255,255,0.85); line-height: 1.7; margin-bottom: 32px; max-width: 560px; }
.hero-trust { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 36px; font-size: 14px; color: rgba(255,255,255,0.75); }
.hero-trust span { display: inline-flex; align-items: center; gap: 6px; }
.hero-trust span::before { content: '·'; color: var(--clr-accent); font-weight: 800; }
.hero-ctas { display: flex; flex-wrap: wrap; gap: 16px; }
.hero-status { position: absolute; right: 30px; bottom: 40px; display: flex; align-items: center; gap: 8px; background: rgba(11,18,16,0.5); backdrop-filter: blur(8px); border: 1px solid rgba(255,255,255,0.15); border-radius: var(--r-pill); padding: 8px 18px; font-size: 13px; color: rgba(255,255,255,0.85); }
.hero-status .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--clr-primary); box-shadow: 0 0 8px rgba(16,185,129,0.6); }
@media (max-width: 767px) {
  .hero { padding: 120px 0 60px; min-height: 88vh; }
  .hero-title { font-size: 32px; }
  .hero-subtitle { font-size: 16px; }
  .hero-ctas { flex-direction: column; }
  .hero-ctas .btn { width: 100%; }
  .hero-status { bottom: 20px; right: 16px; left: 16px; justify-content: center; }
}

.pain-points { background: var(--clr-bg); }
.pain-grid { display: flex; flex-wrap: wrap; gap: 24px; }
.pp-card { background: var(--clr-surface); border: 1px solid var(--clr-border); border-radius: var(--r-lg); padding: 32px; transition: var(--tr); }
.pp-card:hover { transform: translateY(-4px); box-shadow: var(--sh-md); }
.pp-card.large { flex: 0 0 calc(60% - 12px); }
.pp-card.small { flex: 1 1 calc(40% - 12px); }
.pp-card:nth-child(2), .pp-card:nth-child(3) { flex: 1 1 calc(40% - 12px); }
.pp-card:nth-child(4) { flex: 0 0 calc(60% - 12px); }
.pp-icon { width: 48px; height: 48px; border-radius: var(--r-md); background: var(--clr-primary-light); display: flex; align-items: center; justify-content: center; font-size: 20px; color: var(--clr-primary-dark); margin-bottom: 16px; transition: var(--tr); }
.pp-card:hover .pp-icon { background: var(--clr-primary-dark); color: #fff; }
.pp-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 8px; }
.pp-card p { font-size: 14px; color: var(--clr-muted); line-height: 1.6; }
@media (max-width: 991px) {
  .pp-card.large, .pp-card.small, .pp-card:nth-child(2), .pp-card:nth-child(3), .pp-card:nth-child(4) { flex: 0 0 calc(50% - 12px); }
}
@media (max-width: 600px) {
  .pp-card.large, .pp-card.small, .pp-card:nth-child(2), .pp-card:nth-child(3), .pp-card:nth-child(4) { flex: 0 0 100%; }
}

.solution { background: var(--clr-surface); }
.solution-layout { display: flex; gap: 60px; align-items: center; }
.solution-media { flex: 0 0 44%; }
.solution-img { width: 100%; aspect-ratio: 4/3; object-fit: cover; border-radius: 16px; box-shadow: var(--sh-lg); }
.solution-list { flex: 1; display: flex; flex-direction: column; gap: 0; }
.solution-item { display: flex; gap: 24px; padding: 28px 0; border-bottom: 1px solid var(--clr-border); }
.solution-item:last-child { border-bottom: none; }
.solution-num { font-size: 24px; font-weight: 800; color: var(--clr-accent); min-width: 44px; font-variant-numeric: tabular-nums; }
.solution-item h3 { font-size: 20px; font-weight: 700; margin-bottom: 6px; }
.solution-item p { font-size: 15px; color: var(--clr-muted); line-height: 1.65; }
.solution-banner { margin-top: 32px; background: var(--clr-primary-light); border-left: 4px solid var(--clr-primary); border-radius: var(--r-md); padding: 18px 24px; font-size: 15px; color: var(--clr-primary-dark); font-weight: 500; }
.solution-banner strong { font-weight: 700; }
@media (max-width: 991px) {
  .solution-layout { flex-direction: column; gap: 40px; }
  .solution-media { flex: unset; width: 100%; }
}
@media (max-width: 520px) {
  .solution-item { flex-direction: column; gap: 8px; }
  .solution-num { min-width: unset; }
}

.results { background: var(--clr-dark); color: #fff; position: relative; overflow: hidden; }
.results::before { content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 4px; background: linear-gradient(90deg, var(--clr-primary), var(--clr-accent)); }
.results .section-head .section-title { color: #fff; }
.results .section-head .section-subtitle { color: rgba(255,255,255,0.6); }
.results-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 40px; text-align: center; margin-top: 10px; }
.stat-item .stat-num { font-size: 48px; font-weight: 850; font-variant-numeric: tabular-nums; color: var(--clr-accent); line-height: 1.2; }
.stat-item .stat-label { margin-top: 8px; font-size: 14px; color: rgba(255,255,255,0.6); }
@media (max-width: 767px) {
  .results-grid { grid-template-columns: repeat(2, 1fr); gap: 32px 20px; }
  .stat-item .stat-num { font-size: 36px; }
}
@media (max-width: 380px) {
  .stat-item .stat-num { font-size: 28px; }
}

.news { background: var(--clr-bg); }
.news-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 40px; flex-wrap: wrap; gap: 16px; }
.news-head .section-title { margin: 0; }
.view-all { font-size: 14px; color: var(--clr-primary-dark); font-weight: 600; display: inline-flex; align-items: center; gap: 6px; }
.view-all:hover { color: var(--clr-accent); }
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.post-card { background: var(--clr-surface); border-radius: 16px; overflow: hidden; border: 1px solid var(--clr-border); transition: var(--tr); display: flex; flex-direction: column; }
.post-card:hover { transform: translateY(-4px); box-shadow: var(--sh-md); }
.post-card:hover .post-title a { color: var(--clr-primary-dark); }
.post-thumb { aspect-ratio: 16/9; overflow: hidden; }
.post-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
.post-card:hover .post-thumb img { transform: scale(1.04); }
.post-content { padding: 24px; flex: 1; display: flex; flex-direction: column; }
.post-tag { display: inline-flex; align-items: center; padding: 4px 14px; border-radius: var(--r-pill); background: var(--clr-primary); color: #fff; font-size: 12px; font-weight: 600; width: fit-content; margin-bottom: 12px; }
.post-title { font-size: 18px; font-weight: 700; line-height: 1.4; margin-bottom: 10px; }
.post-title a { color: var(--clr-text); }
.post-title a:hover { color: var(--clr-primary-dark); }
.post-excerpt { font-size: 14px; color: var(--clr-muted); line-height: 1.6; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; flex: 1; }
.post-meta { display: flex; align-items: center; justify-content: space-between; margin-top: 16px; padding-top: 14px; border-top: 1px solid var(--clr-border); }
.post-meta time { font-size: 13px; color: var(--clr-muted); }
.post-more { font-size: 14px; font-weight: 600; color: var(--clr-primary-dark); }
.post-more:hover { color: var(--clr-accent); }
.empty-state { grid-column: 1 / -1; text-align: center; background: var(--clr-surface); border: 1px dashed var(--clr-border); border-radius: 16px; padding: 60px 24px; }
.empty-icon { font-size: 40px; color: var(--clr-primary); opacity: 0.5; }
.empty-title { font-size: 18px; font-weight: 700; margin-top: 12px; color: var(--clr-text); }
.empty-state p:last-child { font-size: 14px; color: var(--clr-muted); margin-top: 8px; }
@media (max-width: 991px) {
  .news-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .news-grid { grid-template-columns: 1fr; }
}

.testimonials { background: var(--clr-surface); }
.testi-grid { display: grid; grid-template-columns: 7fr 5fr; gap: 24px; }
.testi-large { background: var(--clr-bg); border-radius: var(--r-lg); padding: 40px; border: 1px solid var(--clr-border); }
.testi-stars { color: var(--clr-accent); font-size: 18px; letter-spacing: 3px; margin-bottom: 18px; }
.testi-quote { font-size: 18px; line-height: 1.75; color: var(--clr-text); margin-bottom: 24px; font-weight: 500; }
.testi-user { display: flex; align-items: center; gap: 14px; }
.testi-avatar { width: 48px; height: 48px; border-radius: 50%; background: linear-gradient(135deg, var(--clr-primary), var(--clr-primary-dark)); color: #fff; display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 16px; }
.testi-name { font-size: 15px; font-weight: 600; color: var(--clr-text); }
.testi-role { font-size: 13px; color: var(--clr-muted); }
.testi-side { display: flex; flex-direction: column; gap: 24px; }
.testi-small { background: var(--clr-surface); border: 1px solid var(--clr-border); border-radius: var(--r-lg); padding: 28px; transition: var(--tr); }
.testi-small:hover { box-shadow: var(--sh-md); transform: translateY(-2px); }
.testi-small .testi-quote { font-size: 15px; line-height: 1.65; margin-bottom: 16px; }
.testi-brandline { display: flex; flex-wrap: wrap; gap: 18px; justify-content: center; margin-top: 48px; padding-top: 32px; border-top: 1px solid var(--clr-border); }
.testi-brandline span { font-size: 14px; color: var(--clr-muted); font-weight: 500; }
@media (max-width: 991px) {
  .testi-grid { grid-template-columns: 1fr; }
  .testi-side { display: grid; grid-template-columns: 1fr 1fr; }
}
@media (max-width: 600px) {
  .testi-side { grid-template-columns: 1fr; }
  .testi-large { padding: 28px; }
}

.faq-section { background: var(--clr-bg); }
.faq-list { max-width: 760px; margin: 0 auto; display: flex; flex-direction: column; gap: 14px; }
.faq-item { background: var(--clr-surface); border: 1px solid var(--clr-border); border-radius: var(--r-md); padding: 20px 24px; transition: var(--tr); }
.faq-item.active { border-color: var(--clr-primary); box-shadow: var(--sh-sm); }
.faq-question { display: flex; justify-content: space-between; align-items: center; font-size: 16px; font-weight: 600; color: var(--clr-text); cursor: pointer; gap: 16px; }
.faq-question .faq-icon { width: 28px; height: 28px; min-width: 28px; border-radius: 50%; background: var(--clr-primary-light); display: flex; align-items: center; justify-content: center; font-size: 18px; color: var(--clr-primary-dark); transition: transform 0.3s ease; font-weight: 400; }
.faq-item.active .faq-icon { transform: rotate(45deg); background: var(--clr-primary); color: #fff; }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.4s ease; font-size: 14px; color: var(--clr-muted); line-height: 1.7; }
.faq-item.active .faq-answer { max-height: 300px; padding-top: 12px; border-top: 1px solid rgba(16,185,129,0.2); margin-top: 12px; }

.cta-section { background: linear-gradient(135deg, var(--clr-dark) 0%, #101a14 50%, #0d3324 100%); padding: 90px 0; text-align: center; }
.cta-inner { max-width: 640px; margin: 0 auto; }
.cta-inner h2 { font-size: 38px; font-weight: 800; color: #fff; letter-spacing: -0.01em; line-height: 1.3; }
.cta-inner h2 span { color: var(--clr-primary); }
.cta-inner p { color: rgba(255,255,255,0.7); font-size: 16px; margin-top: 16px; line-height: 1.7; }
.cta-buttons { display: flex; gap: 16px; justify-content: center; margin-top: 36px; flex-wrap: wrap; }
.cta-note { font-size: 13px; color: rgba(255,255,255,0.5); margin-top: 20px; letter-spacing: 0.02em; }
@media (max-width: 767px) {
  .cta-inner h2 { font-size: 28px; }
  .cta-buttons { flex-direction: column; }
  .cta-buttons .btn { width: 100%; }
}

.site-footer { background: var(--clr-dark); color: #fff; padding: 60px 0 0; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.2fr; gap: 48px; padding-bottom: 40px; }
.footer-brand .logo { color: #fff; margin-bottom: 16px; font-size: 22px; }
.footer-brand p { font-size: 14px; color: rgba(255,255,255,0.6); line-height: 1.7; max-width: 300px; }
.footer-col h4 { font-size: 16px; font-weight: 700; margin-bottom: 18px; color: #fff; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul a { font-size: 14px; color: rgba(255,255,255,0.6); transition: var(--tr); }
.footer-col ul a:hover { color: var(--clr-primary-light); padding-left: 4px; }
.footer-col .contact-list li { font-size: 14px; color: rgba(255,255,255,0.6); margin-bottom: 10px; display: flex; gap: 8px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding: 20px 0; font-size: 13px; color: rgba(255,255,255,0.4); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; }
@media (max-width: 991px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 600px) {
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

/* roulang page: category1 */
:root {
  --clr-primary: #10B981;
  --clr-primary-dark: #047857;
  --clr-primary-light: #D1FAE5;
  --clr-accent: #F97316;
  --clr-dark: #0B1210;
  --clr-bg: #F6F8F4;
  --clr-surface: #FFFFFF;
  --clr-text: #1F2937;
  --clr-muted: #6B7280;
  --clr-border: #DCE5DC;
  --radius-card: 16px;
  --radius-btn: 999px;
  --radius-input: 12px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
  --shadow-md: 0 8px 24px rgba(4,120,87,0.12);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.18);
  --transition: all 0.3s ease;
  --font-family: "HarmonyOS Sans SC", "MiSans", "PingFang SC", "Noto Sans SC", "Microsoft YaHei", system-ui, sans-serif;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: var(--font-family); font-size: 16px; line-height: 1.75; color: var(--clr-text); background: var(--clr-bg); -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; }
a { color: var(--clr-primary-dark); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--clr-primary); text-decoration: underline; }
button { font-family: inherit; cursor: pointer; }
ul, ol { list-style: none; }
.container { max-width: 1200px; margin: 0 auto; padding-left: 24px; padding-right: 24px; }
.section-padding { padding: 80px 0; }
.text-center { text-align: center; }

/* Header */
.site-header { position: absolute; top: 0; left: 0; right: 0; z-index: 100; background: rgba(11,18,16,0.48); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); border-bottom: 1px solid rgba(255,255,255,0.18); box-shadow: 0 4px 20px rgba(0,0,0,0.12); transition: var(--transition); }
.site-header.scrolled { position: fixed; background: rgba(255,255,255,0.92); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); border-bottom: 1px solid var(--clr-border); box-shadow: var(--shadow-sm); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.logo { display: flex; align-items: center; gap: 10px; flex-shrink: 0; text-decoration: none !important; }
.logo-icon { width: 38px; height: 38px; border-radius: 10px; background: linear-gradient(135deg, var(--clr-primary), var(--clr-primary-dark)); color: #fff; font-weight: 800; font-size: 20px; display: flex; align-items: center; justify-content: center; box-shadow: 0 4px 12px rgba(16,185,129,0.3); }
.logo-text { font-size: 20px; font-weight: 800; letter-spacing: -0.01em; color: #fff; transition: var(--transition); }
.site-header.scrolled .logo-text { color: var(--clr-dark); }
.logo-highlight { color: var(--clr-accent); }
.main-nav .nav-list { display: flex; align-items: center; gap: 32px; }
.nav-link { font-size: 15px; font-weight: 500; color: rgba(255,255,255,0.88); padding: 8px 2px; position: relative; transition: var(--transition); text-decoration: none; }
.nav-link:hover { color: #fff; text-decoration: none; }
.nav-link::after { content: ""; position: absolute; left: 0; bottom: 0; width: 0; height: 3px; background: var(--clr-primary); border-radius: 2px; transition: var(--transition); }
.nav-link:hover::after, .nav-link.active::after { width: 100%; }
.nav-link.active { color: var(--clr-primary-light); font-weight: 600; }
.site-header.scrolled .nav-link { color: var(--clr-text); }
.site-header.scrolled .nav-link:hover { color: var(--clr-primary); }
.site-header.scrolled .nav-link.active { color: var(--clr-accent); }
.header-actions { display: flex; align-items: center; gap: 16px; }
.search-btn { width: 40px; height: 40px; border-radius: 50%; border: none; background: rgba(255,255,255,0.12); color: #fff; display: flex; align-items: center; justify-content: center; transition: var(--transition); }
.site-header.scrolled .search-btn { background: var(--clr-bg); color: var(--clr-text); }
.search-btn:hover { background: var(--clr-primary); color: #fff; }
.btn-login { display: inline-flex; align-items: center; justify-content: center; height: 44px; padding: 0 24px; border-radius: 999px; background: var(--clr-primary); color: #fff !important; font-size: 15px; font-weight: 600; border: none; text-decoration: none !important; transition: var(--transition); white-space: nowrap; }
.btn-login:hover { background: var(--clr-primary-dark); transform: translateY(-2px); box-shadow: 0 6px 18px rgba(16,185,129,0.35); }
.btn-login:active { transform: translateY(0); }
.burger-btn { display: none; width: 42px; height: 42px; border-radius: 10px; border: none; background: rgba(255,255,255,0.12); color: #fff; font-size: 22px; transition: var(--transition); }
.site-header.scrolled .burger-btn { background: var(--clr-bg); color: var(--clr-text); }
.mobile-drawer { display: none; position: fixed; top: 0; left: 0; right: 0; bottom: 0; background: rgba(11,18,16,0.95); backdrop-filter: blur(18px); z-index: 200; flex-direction: column; padding: 24px; overflow-y: auto; }
.mobile-drawer.open { display: flex; }
.drawer-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 32px; }
.drawer-close { width: 42px; height: 42px; border-radius: 10px; border: none; background: rgba(255,255,255,0.12); color: #fff; font-size: 20px; }
.drawer-nav-list { display: flex; flex-direction: column; gap: 8px; }
.drawer-nav-list a { display: block; padding: 14px 16px; border-radius: 12px; font-size: 17px; font-weight: 600; color: #fff; text-decoration: none; transition: var(--transition); }
.drawer-nav-list a:hover { background: rgba(255,255,255,0.08); }
.drawer-nav-list a.active { background: var(--clr-primary); color: #fff; }
.drawer-login { margin-top: 24px; }
.drawer-login .btn-login { width: 100%; height: 52px; font-size: 16px; }

/* Category Hero */
.cat-hero { position: relative; min-height: 92vh; display: flex; flex-direction: column; justify-content: center; background-image: linear-gradient(180deg, rgba(11,18,16,0.78), rgba(11,18,16,0.55)), url('/assets/images/backpic/back-1.webp'); background-size: cover; background-position: center; padding: 140px 0 90px; color: #fff; }
.cat-hero-inner { max-width: 820px; }
.cat-hero .eyebrow { display: inline-flex; align-items: center; gap: 8px; background: rgba(255,255,255,0.12); border: 1px solid rgba(255,255,255,0.2); border-radius: 999px; padding: 6px 18px; font-size: 13px; font-weight: 500; color: rgba(255,255,255,0.9); margin-bottom: 24px; backdrop-filter: blur(6px); }
.cat-hero h1 { font-size: clamp(36px, 5vw, 54px); font-weight: 800; line-height: 1.15; letter-spacing: -0.01em; margin-bottom: 20px; color: #fff; }
.cat-hero h1 .highlight { color: var(--clr-primary-light); }
.cat-hero p.lead { font-size: 18px; line-height: 1.7; color: rgba(255,255,255,0.85); max-width: 660px; margin-bottom: 32px; }
.cat-hero-actions { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.btn-primary { display: inline-flex; align-items: center; justify-content: center; height: 54px; padding: 0 36px; border-radius: 999px; background: var(--clr-accent); color: #fff !important; font-size: 16px; font-weight: 600; border: none; text-decoration: none !important; transition: var(--transition); box-shadow: 0 4px 16px rgba(249,115,22,0.35); }
.btn-primary:hover { background: #fb923c; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(249,115,22,0.4); }
.btn-primary:active { transform: translateY(0) scale(0.98); }
.btn-outline { display: inline-flex; align-items: center; justify-content: center; height: 54px; padding: 0 36px; border-radius: 999px; background: transparent; color: #fff !important; font-size: 16px; font-weight: 600; border: 2px solid rgba(255,255,255,0.6); text-decoration: none !important; transition: var(--transition); }
.btn-outline:hover { background: rgba(255,255,255,0.12); border-color: #fff; }
.hero-tags { margin-top: 28px; display: flex; align-items: center; gap: 8px; font-size: 14px; color: rgba(255,255,255,0.75); flex-wrap: wrap; }
.hero-tags span { display: inline-flex; align-items: center; gap: 6px; }
.hero-tags .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--clr-primary); display: inline-block; }

/* Layout */
.cat-layout { display: grid; grid-template-columns: 240px 1fr; gap: 48px; padding-top: 64px; padding-bottom: 80px; align-items: start; }
.cat-sidebar { position: sticky; top: 100px; }
.anchor-nav { background: var(--clr-surface); border: 1px solid var(--clr-border); border-radius: 16px; padding: 16px; box-shadow: var(--shadow-sm); }
.anchor-nav h3 { font-size: 14px; font-weight: 600; color: var(--clr-muted); padding: 8px 12px 12px; border-bottom: 1px solid var(--clr-border); margin-bottom: 8px; }
.anchor-nav a { display: block; padding: 10px 12px; border-radius: 10px; font-size: 14px; font-weight: 500; color: var(--clr-text); text-decoration: none; transition: var(--transition); }
.anchor-nav a:hover { background: var(--clr-primary-light); color: var(--clr-primary-dark); }
.anchor-nav a.active { background: var(--clr-primary); color: #fff; font-weight: 600; }
.cat-content { min-width: 0; }

/* Feature Blocks */
.feature-block { background: var(--clr-surface); border: 1px solid var(--clr-border); border-radius: 16px; box-shadow: var(--shadow-sm); overflow: hidden; margin-bottom: 32px; scroll-margin-top: 100px; }
.feature-block-inner { display: grid; grid-template-columns: 1fr 1fr; align-items: center; }
.feature-block.reverse .feature-block-inner { direction: rtl; }
.feature-block.reverse .feature-block-inner > * { direction: ltr; }
.feature-media { position: relative; min-height: 280px; overflow: hidden; }
.feature-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.feature-block:hover .feature-media img { transform: scale(1.03); }
.feature-body { padding: 40px 36px; }
.feature-body .feat-tag { display: inline-block; background: var(--clr-primary-light); color: var(--clr-primary-dark); font-size: 13px; font-weight: 600; border-radius: 999px; padding: 4px 14px; margin-bottom: 16px; }
.feature-body h2 { font-size: 26px; font-weight: 750; line-height: 1.3; margin-bottom: 14px; color: var(--clr-dark); }
.feature-body p { font-size: 15px; line-height: 1.75; color: var(--clr-muted); margin-bottom: 20px; }
.check-list li { display: flex; align-items: flex-start; gap: 10px; font-size: 15px; padding: 6px 0; color: var(--clr-text); }
.check-list li svg { flex-shrink: 0; width: 18px; height: 18px; margin-top: 4px; color: var(--clr-primary); }

/* Process */
.process-section { background: var(--clr-dark); color: #fff; padding: 80px 0; position: relative; overflow: hidden; }
.process-section::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 4px; background: linear-gradient(90deg, var(--clr-primary), var(--clr-accent)); }
.section-header h2 { font-size: clamp(28px, 4vw, 38px); font-weight: 750; margin-bottom: 12px; text-align: center; }
.section-header .sub { font-size: 16px; color: rgba(255,255,255,0.75); text-align: center; max-width: 640px; margin: 0 auto 48px; }
.process-section .section-header h2 { color: #fff; }
.process-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.process-item { background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.1); border-radius: 16px; padding: 36px 28px; text-align: center; transition: var(--transition); }
.process-item:hover { background: rgba(255,255,255,0.09); transform: translateY(-4px); }
.process-num { font-size: 42px; font-weight: 850; color: var(--clr-accent); font-variant-numeric: tabular-nums; line-height: 1; margin-bottom: 18px; }
.process-item h3 { font-size: 18px; font-weight: 700; margin-bottom: 10px; color: #fff; }
.process-item p { font-size: 14px; color: rgba(255,255,255,0.7); line-height: 1.7; }

/* Stats */
.stats-section { background: var(--clr-surface); padding: 72px 0; border-bottom: 1px solid var(--clr-border); }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; text-align: center; }
.stat-item .number { font-size: 42px; font-weight: 850; color: var(--clr-accent); font-variant-numeric: tabular-nums; line-height: 1.2; }
.stat-item .label { font-size: 14px; color: var(--clr-muted); margin-top: 6px; }

/* FAQ */
.faq-section { background: var(--clr-bg); padding: 80px 0; scroll-margin-top: 80px; }
.faq-wrap { max-width: 860px; margin: 0 auto; }
.faq-item { background: var(--clr-surface); border: 1px solid var(--clr-border); border-radius: 12px; padding: 20px 24px; margin-bottom: 16px; transition: var(--transition); }
.faq-item:hover { box-shadow: var(--shadow-md); border-color: var(--clr-primary); }
.faq-question { display: flex; align-items: center; justify-content: space-between; gap: 16px; width: 100%; background: none; border: none; text-align: left; font-size: 16px; font-weight: 600; color: var(--clr-dark); padding: 0; }
.faq-icon { width: 28px; height: 28px; flex-shrink: 0; border-radius: 50%; background: var(--clr-primary-light); color: var(--clr-primary-dark); display: flex; align-items: center; justify-content: center; font-size: 18px; font-weight: 400; transition: transform 0.3s ease; }
.faq-item.open .faq-icon { transform: rotate(45deg); background: var(--clr-primary); color: #fff; }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.3s ease; }
.faq-answer-inner { padding-top: 12px; font-size: 14px; color: var(--clr-muted); line-height: 1.75; border-top: 1px dashed var(--clr-border); }

/* CTA */
.cta-section { background: linear-gradient(135deg, var(--clr-dark), #10241c); padding: 80px 0; text-align: center; position: relative; overflow: hidden; }
.cta-section::before { content: ""; position: absolute; top: -50%; left: -20%; width: 70%; height: 200%; background: radial-gradient(circle, rgba(16,185,129,0.15), transparent 60%); }
.cta-inner { position: relative; z-index: 2; max-width: 720px; margin: 0 auto; }
.cta-section h2 { font-size: clamp(28px, 4vw, 40px); font-weight: 800; color: #fff; margin-bottom: 16px; letter-spacing: -0.01em; }
.cta-section p { font-size: 16px; color: rgba(255,255,255,0.75); margin-bottom: 32px; }
.cta-actions { display: flex; justify-content: center; align-items: center; gap: 16px; flex-wrap: wrap; }
.cta-note { margin-top: 20px; font-size: 13px; color: rgba(255,255,255,0.55); letter-spacing: 0.02em; }

/* Footer */
.site-footer { background: var(--clr-dark); color: rgba(255,255,255,0.75); padding: 64px 0 24px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.2fr; gap: 40px; margin-bottom: 40px; }
.footer-brand .logo-text { font-size: 22px; }
.footer-brand p { font-size: 14px; line-height: 1.75; margin-top: 16px; color: rgba(255,255,255,0.6); max-width: 300px; }
.footer-col h4 { font-size: 16px; font-weight: 600; color: #fff; margin-bottom: 16px; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a { font-size: 14px; color: rgba(255,255,255,0.65); text-decoration: none; transition: var(--transition); }
.footer-col ul li a:hover { color: var(--clr-primary); padding-left: 4px; }
.contact-list li { display: flex; align-items: center; gap: 10px; font-size: 14px; color: rgba(255,255,255,0.6); }
.contact-list li svg { color: var(--clr-primary); flex-shrink: 0; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding-top: 20px; display: flex; align-items: center; justify-content: space-between; font-size: 13px; color: rgba(255,255,255,0.4); flex-wrap: wrap; gap: 8px; }

/* Responsive */
@media (max-width: 1199px) {
  .container { padding-left: 20px; padding-right: 20px; }
  .process-grid { gap: 24px; }
}
@media (max-width: 991px) {
  .main-nav { display: none; }
  .burger-btn { display: inline-flex; align-items: center; justify-content: center; }
  .cat-layout { grid-template-columns: 1fr; }
  .cat-sidebar { position: static; margin-bottom: 8px; }
  .anchor-nav { display: flex; flex-wrap: wrap; gap: 8px; padding: 12px; }
  .anchor-nav h3 { display: none; }
  .anchor-nav a { padding: 8px 16px; border-radius: 999px; font-size: 13px; }
  .anchor-nav a.active { background: var(--clr-primary); color: #fff; }
  .feature-block-inner { grid-template-columns: 1fr; }
  .feature-block.reverse .feature-block-inner { direction: ltr; }
  .feature-media { min-height: 220px; }
  .feature-body { padding: 28px 24px; }
  .process-grid { grid-template-columns: 1fr 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 767px) {
  .section-padding { padding: 48px 0; }
  .container { padding-left: 16px; padding-right: 16px; }
  .cat-hero { min-height: 80vh; padding: 120px 0 60px; }
  .cat-hero h1 { font-size: 32px; }
  .cat-hero p.lead { font-size: 16px; }
  .hero-tags { font-size: 13px; }
  .cat-hero-actions .btn-primary, .cat-hero-actions .btn-outline { width: 100%; }
  .process-grid { grid-template-columns: 1fr; }
  .stats-section { padding: 48px 0; }
  .stat-item .number { font-size: 32px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .cta-section { padding: 56px 0; }
  .cta-actions .btn-primary { width: 100%; max-width: 320px; }
}
@media (max-width: 380px) {
  body { font-size: 15px; }
  .cat-hero h1 { font-size: 28px; }
  .stat-item .number { font-size: 28px; }
  .btn-login { padding: 0 18px; }
  .header-actions .search-btn { display: none; }
}

/* roulang page: article */
:root {
    --clr-primary: #10B981;
    --clr-primary-dark: #047857;
    --clr-primary-light: #D1FAE5;
    --clr-accent: #F97316;
    --clr-dark: #0B1210;
    --clr-bg: #F6F8F4;
    --clr-surface: #FFFFFF;
    --clr-text: #1F2937;
    --clr-muted: #6B7280;
    --clr-border: #DCE5DC;
    --radius-sm: 12px;
    --radius-md: 16px;
    --radius-pill: 999px;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
    --shadow-md: 0 8px 24px rgba(4,120,87,0.12);
    --shadow-lg: 0 12px 40px rgba(0,0,0,0.18);
    --container: 1200px;
    --transition: all 0.3s ease;
}

*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: "HarmonyOS Sans SC", "MiSans", "PingFang SC", "Noto Sans SC", "Microsoft YaHei", system-ui, sans-serif;
    background: var(--clr-bg);
    color: var(--clr-text);
    line-height: 1.75;
    letter-spacing: 0.02em;
    -webkit-font-smoothing: antialiased;
}

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

a {
    color: var(--clr-primary-dark);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--clr-primary);
}

button {
    font-family: inherit;
    cursor: pointer;
}

.container {
    width: 100%;
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 24px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-pill);
    border: none;
    transition: var(--transition);
    font-weight: 600;
    text-align: center;
    height: 48px;
    padding: 0 28px;
    font-size: 15px;
}

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

.btn-primary:hover {
    background: var(--clr-primary-dark);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(16,185,129,0.35);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-accent {
    background: var(--clr-accent);
    color: #fff;
}

.btn-accent:hover {
    background: #EA580C;
    color: #fff;
    transform: scale(1.02);
}

a:focus-visible,
button:focus-visible,
.btn:focus-visible {
    outline: 2px solid var(--clr-primary);
    outline-offset: 3px;
}

.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(255,255,255,0.9);
    -webkit-backdrop-filter: blur(16px);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid transparent;
    transition: var(--transition);
}

.site-header.scrolled {
    background: rgba(255,255,255,0.94);
    border-bottom-color: var(--clr-border);
    box-shadow: var(--shadow-sm);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
    gap: 24px;
}

.logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}

.logo-icon {
    width: 38px;
    height: 38px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--clr-primary), var(--clr-primary-dark));
    color: #fff;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    box-shadow: 0 4px 12px rgba(16,185,129,0.35);
}

.logo-text {
    font-size: 20px;
    font-weight: 800;
    color: var(--clr-dark);
    letter-spacing: -0.01em;
}

.logo-highlight {
    color: var(--clr-primary);
}

.main-nav .nav-list {
    display: flex;
    align-items: center;
    gap: 8px;
    list-style: none;
}

.nav-link {
    display: inline-flex;
    align-items: center;
    padding: 10px 18px;
    border-radius: var(--radius-pill);
    font-size: 15px;
    font-weight: 500;
    color: var(--clr-text);
    position: relative;
    background: transparent;
    transition: var(--transition);
}

.nav-link:hover {
    color: var(--clr-primary);
    background: var(--clr-primary-light);
}

.nav-link.active {
    color: var(--clr-accent);
    font-weight: 600;
}

.nav-link.active::after {
    content: '';
    position: absolute;
    left: 18px;
    right: 18px;
    bottom: 4px;
    height: 3px;
    border-radius: 999px;
    background: var(--clr-primary);
}

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

.search-btn {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    border: 1px solid var(--clr-border);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--clr-text);
    background: var(--clr-surface);
    transition: var(--transition);
}

.search-btn:hover {
    border-color: var(--clr-primary);
    color: var(--clr-primary);
    box-shadow: var(--shadow-sm);
}

.header-login {
    height: 44px;
    padding: 0 28px;
    border-radius: var(--radius-pill);
    font-size: 15px;
    font-weight: 600;
    background: var(--clr-primary);
    color: #fff;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.header-login:hover {
    background: var(--clr-primary-dark);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(16,185,129,0.35);
}

.header-login:active {
    transform: translateY(0);
}

.nav-toggle {
    display: none;
    width: 42px;
    height: 42px;
    border-radius: 12px;
    border: 1px solid var(--clr-border);
    background: var(--clr-surface);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 5px;
}

.nav-toggle span {
    display: block;
    width: 18px;
    height: 2px;
    background: var(--clr-text);
    border-radius: 2px;
    transition: var(--transition);
}

.mobile-drawer {
    position: fixed;
    inset: 0;
    z-index: 1100;
    background: rgba(11,18,16,0.96);
    -webkit-backdrop-filter: blur(20px);
    backdrop-filter: blur(20px);
    display: flex;
    flex-direction: column;
    padding: 24px;
    transform: translateX(100%);
    transition: transform 0.35s ease;
    visibility: hidden;
}

.mobile-drawer.open {
    transform: translateX(0);
    visibility: visible;
}

.drawer-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 40px;
}

.drawer-top .logo-text {
    color: #fff;
    font-size: 20px;
}

.drawer-close {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    border: 1px solid rgba(255,255,255,0.2);
    color: #fff;
    background: rgba(255,255,255,0.08);
    font-size: 24px;
    line-height: 1;
}

.mobile-nav-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.mobile-nav-list a {
    display: block;
    padding: 16px 12px;
    border-radius: 12px;
    color: #fff;
    font-size: 18px;
    font-weight: 600;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.mobile-nav-list a:hover {
    background: rgba(16,185,129,0.15);
    color: var(--clr-primary-light);
}

.drawer-cta {
    margin-top: 32px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
}

.page-hero {
    position: relative;
    padding: 160px 0 64px;
    background: linear-gradient(180deg, rgba(246,248,244,0.94) 0%, rgba(224,255,239,0.7) 100%), url('/assets/images/backpic/back-1.webp') center / cover no-repeat;
    border-bottom: 1px solid var(--clr-border);
    overflow: hidden;
}

.page-hero .container {
    position: relative;
    z-index: 1;
}

.breadcrumb {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--clr-muted);
    margin-bottom: 24px;
}

.breadcrumb a {
    color: var(--clr-muted);
    padding: 4px 0;
}

.breadcrumb a:hover {
    color: var(--clr-primary);
}

.breadcrumb .current {
    color: var(--clr-text);
    font-weight: 500;
    max-width: 220px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.category-badge {
    display: inline-block;
    padding: 6px 14px;
    background: var(--clr-primary);
    color: #fff;
    font-size: 13px;
    font-weight: 600;
    border-radius: 999px;
    margin-bottom: 16px;
}

.page-hero h1 {
    font-size: 44px;
    line-height: 1.2;
    font-weight: 800;
    color: var(--clr-dark);
    max-width: 860px;
    letter-spacing: -0.01em;
    margin-bottom: 20px;
}

.article-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 14px;
    color: var(--clr-muted);
    font-size: 14px;
}

.article-meta span {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.meta-divider {
    color: var(--clr-border);
}

.article-site-main {
    padding: 56px 0 80px;
    background: var(--clr-bg);
    position: relative;
}

.article-card {
    max-width: 820px;
    margin: 0 auto;
    background: var(--clr-surface);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    padding: 48px 56px;
    margin-top: -40px;
    position: relative;
    z-index: 2;
}

.article-body {
    font-size: 17px;
    line-height: 1.85;
    color: var(--clr-text);
}

.article-body p,
.article-body ul,
.article-body ol,
.article-body blockquote,
.article-body table,
.article-body figure {
    margin-bottom: 24px;
}

.article-body h2 {
    font-size: 28px;
    font-weight: 750;
    margin: 40px 0 16px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--clr-primary);
    color: var(--clr-dark);
}

.article-body h3 {
    font-size: 22px;
    margin: 32px 0 12px;
    font-weight: 700;
    color: var(--clr-dark);
}

.article-body img {
    width: 100%;
    height: auto;
    border-radius: 12px;
    margin: 24px 0;
}

.article-body figcaption {
    text-align: center;
    font-size: 13px;
    color: var(--clr-muted);
    margin-top: 8px;
}

.article-body blockquote {
    border-left: 4px solid var(--clr-accent);
    background: #F9FAFB;
    padding: 16px 24px;
    border-radius: 0 12px 12px 0;
    color: var(--clr-muted);
}

.article-body a {
    color: var(--clr-primary-dark);
    text-decoration: underline;
    text-underline-offset: 3px;
}

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

.article-body ul,
.article-body ol {
    padding-left: 1.3em;
}

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

.article-tags {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
    padding-top: 32px;
    margin-top: 40px;
    border-top: 1px solid var(--clr-border);
}

.tag-label {
    font-size: 14px;
    color: var(--clr-muted);
    margin-right: 4px;
}

.article-tags a {
    font-size: 14px;
    color: var(--clr-primary-dark);
    background: var(--clr-primary-light);
    padding: 6px 14px;
    border-radius: 999px;
}

.article-tags a:hover {
    background: var(--clr-primary);
    color: #fff;
}

.post-nav {
    max-width: 820px;
    margin: 24px auto 0;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.post-nav-card {
    display: flex;
    flex-direction: column;
    gap: 8px;
    background: var(--clr-surface);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-md);
    padding: 20px 24px;
    transition: var(--transition);
}

.post-nav-card:hover {
    background: var(--clr-primary-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--clr-primary);
}

.post-nav-card.next {
    text-align: right;
}

.post-nav-label {
    font-size: 13px;
    color: var(--clr-accent);
    font-weight: 600;
}

.post-nav-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--clr-text);
    line-height: 1.4;
}

.related-section {
    background: var(--clr-bg);
    padding: 60px 0 80px;
}

.section-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 32px;
    gap: 12px;
}

.section-title {
    font-size: 32px;
    font-weight: 750;
    color: var(--clr-dark);
    letter-spacing: -0.01em;
}

.section-link {
    font-size: 14px;
    color: var(--clr-primary-dark);
    font-weight: 600;
}

.section-link:hover {
    color: var(--clr-accent);
}

.related-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.related-card {
    background: var(--clr-surface);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.related-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--clr-primary);
}

.related-card .cover {
    width: 100%;
    height: 180px;
    object-fit: cover;
    display: block;
}

.related-card-content {
    padding: 20px 24px 24px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    flex: 1;
}

.card-tag {
    font-size: 12px;
    color: var(--clr-primary-dark);
    background: var(--clr-primary-light);
    align-self: flex-start;
    padding: 4px 10px;
    border-radius: 999px;
    font-weight: 600;
}

.related-card h3 {
    font-size: 18px;
    font-weight: 700;
    line-height: 1.5;
}

.related-card .excerpt {
    font-size: 14px;
    color: var(--clr-muted);
    line-height: 1.6;
}

.read-more {
    font-size: 14px;
    color: var(--clr-primary-dark);
    font-weight: 600;
    margin-top: auto;
}

.read-more:hover {
    color: var(--clr-accent);
}

.cta-strip {
    background: linear-gradient(135deg, #0B1210 0%, #064E3B 100%);
    padding: 56px 0;
    color: #fff;
}

.cta-inner {
    max-width: 820px;
    margin: 0 auto;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
}

.cta-strip h3 {
    font-size: 28px;
    font-weight: 800;
    margin-bottom: 8px;
}

.cta-strip p {
    color: rgba(255,255,255,0.75);
    font-size: 15px;
}

.cta-strip .btn {
    height: 56px;
    padding: 0 52px;
    background: var(--clr-accent);
    font-size: 16px;
    color: #fff;
}

.cta-strip .btn:hover {
    background: #FB923C;
    transform: scale(1.02);
    color: #fff;
}

.not-found {
    max-width: 560px;
    margin: 40px auto;
    text-align: center;
    padding: 60px 40px;
    background: var(--clr-surface);
    border-radius: var(--radius-md);
    border: 1px solid var(--clr-border);
}

.not-found p {
    font-size: 18px;
    color: var(--clr-text);
    margin-bottom: 20px;
}

.site-footer {
    background: var(--clr-dark);
    color: rgba(255,255,255,0.75);
    padding: 64px 0 24px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
    gap: 40px;
    margin-bottom: 48px;
}

.footer-brand .logo {
    margin-bottom: 16px;
}

.footer-brand .logo-text {
    color: #fff;
}

.footer-brand p {
    font-size: 14px;
    line-height: 1.8;
    max-width: 300px;
}

.footer-col h4 {
    color: #fff;
    font-size: 16px;
    margin-bottom: 16px;
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 10px;
}

.footer-col a {
    color: rgba(255,255,255,0.72);
    font-size: 14px;
}

.footer-col a:hover {
    color: var(--clr-primary-light);
}

.contact-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    color: rgba(255,255,255,0.72);
    font-size: 14px;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 24px;
    border-top: 1px solid rgba(255,255,255,0.12);
    font-size: 13px;
    color: rgba(255,255,255,0.5);
    flex-wrap: wrap;
    gap: 8px;
}

@media (max-width: 991px) {
    .main-nav {
        display: none;
    }
    .nav-toggle {
        display: flex;
    }
    .page-hero {
        padding: 140px 0 48px;
    }
    .page-hero h1 {
        font-size: 32px;
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 16px;
    }
    .page-hero {
        padding: 120px 0 40px;
    }
    .page-hero h1 {
        font-size: 28px;
    }
    .article-card {
        padding: 28px 20px;
        margin-top: -24px;
    }
    .article-site-main {
        padding: 32px 0 48px;
    }
    .post-nav {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    .post-nav-card.next {
        text-align: left;
    }
    .related-grid {
        grid-template-columns: 1fr;
    }
    .related-section {
        padding: 40px 0 48px;
    }
    .section-title {
        font-size: 26px;
    }
    .cta-strip h3 {
        font-size: 22px;
    }
}

@media (max-width: 480px) {
    .search-btn {
        display: none;
    }
    .header-login {
        padding: 0 18px;
        font-size: 14px;
    }
    .header-actions {
        gap: 10px;
    }
    .logo-text {
        font-size: 17px;
    }
    .logo-icon {
        width: 34px;
        height: 34px;
        font-size: 18px;
    }
    .page-hero h1 {
        font-size: 24px;
    }
    .article-body {
        font-size: 16px;
    }
    .cta-strip .btn {
        width: 100%;
        padding: 0 20px;
    }
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 28px;
    }
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

/* roulang page: category2 */
:root {
      --clr-primary: #10B981;
      --clr-primary-dark: #047857;
      --clr-primary-light: #D1FAE5;
      --clr-accent: #F97316;
      --clr-dark: #0B1210;
      --clr-bg: #F6F8F4;
      --clr-surface: #FFFFFF;
      --clr-text: #1F2937;
      --clr-muted: #6B7280;
      --clr-border: #DCE5DC;
      --font-sans: "HarmonyOS Sans SC", "MiSans", "PingFang SC", "Noto Sans SC", "Microsoft YaHei", system-ui, sans-serif;
      --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
      --shadow-md: 0 8px 24px rgba(4,120,87,0.12);
      --shadow-lg: 0 12px 40px rgba(0,0,0,0.18);
      --radius-btn: 999px;
      --radius-card: 16px;
      --radius-input: 12px;
      --transition: all 0.3s ease;
    }

    *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

    html { scroll-behavior: smooth; }

    body {
      font-family: var(--font-sans);
      line-height: 1.75;
      color: var(--clr-text);
      background: var(--clr-bg);
      letter-spacing: 0.01em;
      -webkit-font-smoothing: antialiased;
    }

    img { max-width: 100%; display: block; height: auto; }
    a { color: var(--clr-primary-dark); text-decoration: none; transition: var(--transition); }
    a:hover { color: var(--clr-primary); }
    button { font-family: inherit; border: none; background: none; cursor: pointer; }
    ul { list-style: none; }
    input { font-family: inherit; }

    .container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 24px;
    }

    /* ============ Header / Nav ============ */
    .site-header {
      position: absolute;
      top: 0; left: 0; right: 0;
      z-index: 1000;
      background: rgba(11,18,16,0.48);
      -webkit-backdrop-filter: blur(16px);
      backdrop-filter: blur(16px);
      border-bottom: 1px solid rgba(255,255,255,0.18);
      box-shadow: 0 2px 12px rgba(0,0,0,0.08);
      transition: var(--transition);
      --header-text: #FFFFFF;
    }

    .site-header.scrolled {
      position: fixed;
      background: rgba(255,255,255,0.92);
      -webkit-backdrop-filter: blur(12px);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--clr-border);
      box-shadow: 0 4px 24px rgba(11,18,16,0.08);
      --header-text: var(--clr-text);
    }

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

    .logo {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      flex-shrink: 0;
      color: var(--header-text);
      text-decoration: none;
    }

    .logo-icon {
      width: 42px;
      height: 42px;
      border-radius: 12px;
      background: linear-gradient(135deg, var(--clr-primary), var(--clr-primary-dark));
      color: #fff;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      font-size: 22px;
      box-shadow: 0 4px 12px rgba(16,185,129,0.3);
    }

    .logo-text {
      font-size: 20px;
      font-weight: 800;
      letter-spacing: -0.01em;
      color: var(--header-text);
      transition: var(--transition);
    }

    .main-nav { flex: 1; display: flex; justify-content: center; }

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

    .nav-link {
      display: inline-block;
      padding: 8px 18px;
      font-size: 16px;
      font-weight: 500;
      color: rgba(255,255,255,0.88);
      border-radius: 999px;
      transition: var(--transition);
      position: relative;
      text-decoration: none;
    }

    .site-header.scrolled .nav-link { color: var(--clr-text); }

    .nav-link:hover {
      color: #fff;
      background: rgba(255,255,255,0.12);
    }

    .site-header.scrolled .nav-link:hover {
      color: var(--clr-text);
      background: var(--clr-primary-light);
    }

    .nav-link.active {
      color: var(--clr-accent);
      font-weight: 600;
    }

    .nav-link.active::after {
      content: "";
      position: absolute;
      left: 18px; right: 18px;
      bottom: 2px;
      height: 3px;
      border-radius: 3px;
      background: var(--clr-primary);
    }

    .header-actions {
      display: flex;
      align-items: center;
      gap: 12px;
      flex-shrink: 0;
    }

    .search-wrap {
      display: flex;
      align-items: center;
      gap: 6px;
      position: relative;
    }

    .search-btn {
      width: 40px;
      height: 40px;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--header-text);
      background: rgba(255,255,255,0.1);
      transition: var(--transition);
    }

    .site-header.scrolled .search-btn {
      color: var(--clr-text);
      background: var(--clr-bg);
    }

    .search-btn:hover {
      background: rgba(255,255,255,0.22);
      transform: scale(1.05);
    }

    .site-header.scrolled .search-btn:hover {
      background: var(--clr-primary-light);
      color: var(--clr-primary-dark);
    }

    .search-input {
      width: 0;
      opacity: 0;
      overflow: hidden;
      padding: 0;
      height: 40px;
      border: 1px solid var(--clr-border);
      border-radius: 999px;
      background: #fff;
      font-size: 14px;
      color: var(--clr-text);
      outline: none;
      transition: var(--transition);
      white-space: nowrap;
    }

    .search-wrap.open .search-input {
      width: 200px;
      opacity: 1;
      padding: 0 16px;
    }

    .search-input:focus {
      border-color: var(--clr-primary);
      box-shadow: 0 0 0 4px rgba(16,185,129,0.15);
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      height: 44px;
      padding: 0 28px;
      border-radius: 999px;
      font-size: 15px;
      font-weight: 600;
      text-decoration: none;
      transition: var(--transition);
      outline: none;
      border: 1px solid transparent;
      cursor: pointer;
      white-space: nowrap;
    }

    .btn:focus-visible {
      box-shadow: 0 0 0 3px rgba(16,185,129,0.4);
    }

    .btn-primary {
      background: var(--clr-primary);
      color: #fff;
    }
    .btn-primary:hover {
      background: var(--clr-primary-dark);
      color: #fff;
      transform: translateY(-2px);
      box-shadow: var(--shadow-md);
    }
    .btn-primary:active { transform: translateY(-1px); }

    .btn-outline {
      background: transparent;
      border-color: rgba(255,255,255,0.7);
      color: #fff;
    }
    .btn-outline:hover {
      background: rgba(255,255,255,0.12);
      color: #fff;
      border-color: #fff;
    }

    .btn-outline-dark {
      background: transparent;
      border-color: var(--clr-primary);
      color: var(--clr-primary-dark);
    }
    .btn-outline-dark:hover {
      background: var(--clr-primary-light);
      color: var(--clr-primary-dark);
      transform: translateY(-2px);
    }

    .btn-accent {
      background: var(--clr-accent);
      color: #fff;
      height: 56px;
      padding: 0 48px;
      font-size: 17px;
      font-weight: 700;
    }
    .btn-accent:hover {
      background: #ea6a10;
      color: #fff;
      transform: scale(1.02);
      box-shadow: 0 8px 30px rgba(249,115,22,0.35);
    }
    .btn-accent:active { transform: scale(0.98); }

    .menu-toggle {
      display: none;
      flex-direction: column;
      gap: 5px;
      width: 44px;
      height: 44px;
      align-items: center;
      justify-content: center;
      border-radius: 12px;
      background: rgba(255,255,255,0.12);
    }
    .menu-toggle span {
      width: 20px;
      height: 2px;
      border-radius: 2px;
      background: var(--header-text);
      transition: var(--transition);
    }

    /* ============ Mobile Menu ============ */
    .mobile-menu {
      position: fixed;
      inset: 0;
      z-index: 2000;
      background: rgba(11,18,16,0.96);
      -webkit-backdrop-filter: blur(14px);
      backdrop-filter: blur(14px);
      display: flex;
      flex-direction: column;
      padding: 28px 24px;
      transform: translateX(100%);
      transition: transform 0.35s ease;
    }
    .mobile-menu.open { transform: translateX(0); }

    .mobile-menu-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 40px;
    }
    .mobile-menu-header .logo-text { color: #fff; }

    .menu-close {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: rgba(255,255,255,0.1);
      color: #fff;
      font-size: 24px;
      display: flex;
      align-items: center;
      justify-content: center;
      transition: var(--transition);
    }
    .menu-close:hover { background: rgba(255,255,255,0.22); transform: rotate(90deg); }

    .mobile-nav-list { display: flex; flex-direction: column; gap: 8px; margin-bottom: 40px; }
    .mobile-nav-link {
      display: block;
      padding: 16px 20px;
      font-size: 20px;
      font-weight: 600;
      color: #fff;
      border-radius: 16px;
      transition: var(--transition);
      text-decoration: none;
    }
    .mobile-nav-link:hover { background: rgba(255,255,255,0.08); color: var(--clr-primary); }
    .mobile-nav-link.active { background: rgba(16,185,129,0.15); color: var(--clr-primary); }

    .mobile-login {
      width: 100%;
      height: 52px;
      background: var(--clr-primary);
      color: #fff;
      border-radius: 999px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 17px;
      font-weight: 700;
      text-decoration: none;
      transition: var(--transition);
    }
    .mobile-login:hover { background: var(--clr-primary-dark); }

    /* ============ Hero ============ */
    .hero-section {
      position: relative;
      min-height: 520px;
      display: flex;
      align-items: center;
      justify-content: center;
      padding: 160px 0 80px;
      background: url('/assets/images/backpic/back-1.webp') center center / cover no-repeat;
      overflow: hidden;
    }

    .hero-overlay {
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, rgba(11,18,16,0.74) 0%, rgba(11,18,16,0.56) 100%);
    }

    .hero-content {
      position: relative;
      z-index: 2;
      text-align: center;
      max-width: 860px;
    }

    .hero-tag {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 6px 18px;
      border-radius: 999px;
      background: rgba(255,255,255,0.14);
      border: 1px solid rgba(255,255,255,0.25);
      color: #fff;
      font-size: 14px;
      font-weight: 500;
      margin-bottom: 20px;
      -webkit-backdrop-filter: blur(4px);
      backdrop-filter: blur(4px);
    }

    .hero-tag::before {
      content: "";
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--clr-primary);
      display: inline-block;
      animation: pulse 2s infinite;
    }

    .hero-content h1 {
      font-size: 48px;
      font-weight: 800;
      line-height: 1.15;
      letter-spacing: -0.01em;
      color: #fff;
      margin-bottom: 20px;
    }

    .hero-subtitle {
      font-size: 18px;
      color: rgba(255,255,255,0.88);
      margin-bottom: 24px;
    }

    .hero-trust {
      display: flex;
      justify-content: center;
      align-items: center;
      gap: 12px;
      font-size: 14px;
      color: rgba(255,255,255,0.75);
      margin-bottom: 36px;
    }

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

    .hero-status {
      position: absolute;
      right: 32px;
      bottom: 28px;
      z-index: 2;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 8px 18px;
      border-radius: 999px;
      background: rgba(11,18,16,0.55);
      border: 1px solid rgba(255,255,255,0.2);
      color: #fff;
      font-size: 13px;
      -webkit-backdrop-filter: blur(6px);
      backdrop-filter: blur(6px);
    }
    .status-dot {
      width: 8px; height: 8px;
      border-radius: 50%;
      background: #10B981;
      box-shadow: 0 0 0 4px rgba(16,185,129,0.2);
    }

    @keyframes pulse {
      0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(16,185,129,0.5); }
      50% { opacity: 0.7; box-shadow: 0 0 0 8px rgba(16,185,129,0); }
    }

    /* ============ Sections base ============ */
    .section-padding { padding: 96px 0; }

    .section-head {
      text-align: center;
      max-width: 700px;
      margin: 0 auto 64px;
    }

    .section-label {
      display: inline-block;
      padding: 4px 16px;
      background: var(--clr-primary-light);
      color: var(--clr-primary-dark);
      font-size: 14px;
      font-weight: 600;
      border-radius: 999px;
      margin-bottom: 16px;
      letter-spacing: 0.02em;
    }

    .section-head h2 {
      font-size: 38px;
      font-weight: 750;
      line-height: 1.2;
      color: var(--clr-text);
      margin-bottom: 16px;
      letter-spacing: -0.01em;
    }

    .section-desc {
      font-size: 16px;
      color: var(--clr-muted);
      line-height: 1.7;
    }

    /* ============ Intro ============ */
    .intro-section { background: var(--clr-bg); }

    .intro-grid {
      display: grid;
      grid-template-columns: 1.05fr 0.95fr;
      gap: 64px;
      align-items: center;
    }

    .intro-content .section-label { margin-bottom: 12px; }

    .intro-content h2 {
      font-size: 36px;
      font-weight: 750;
      line-height: 1.2;
      color: var(--clr-text);
      margin-bottom: 20px;
      letter-spacing: -0.01em;
    }

    .intro-content p {
      font-size: 16px;
      line-height: 1.8;
      color: var(--clr-muted);
      margin-bottom: 28px;
    }

    .check-list {
      margin-bottom: 32px;
    }
    .check-list li {
      position: relative;
      padding-left: 28px;
      font-size: 16px;
      color: var(--clr-text);
      margin-bottom: 12px;
    }
    .check-list li::before {
      content: "";
      position: absolute;
      left: 0; top: 8px;
      width: 14px; height: 14px;
      border-radius: 50%;
      background: var(--clr-primary-light);
      border: 2px solid var(--clr-primary);
    }

    .intro-image {
      border-radius: var(--radius-card);
      overflow: hidden;
      box-shadow: var(--shadow-lg);
      transform: rotate(1deg);
      transition: var(--transition);
    }
    .intro-image:hover { transform: rotate(0deg) scale(1.01); }
    .intro-image img {
      width: 100%;
      height: 100%;
      min-height: 340px;
      object-fit: cover;
    }

    /* ============ Sports ============ */
    .sports-section { background: var(--clr-surface); }

    .sports-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .sport-card {
      background: var(--clr-surface);
      border: 1px solid var(--clr-border);
      border-radius: var(--radius-card);
      padding: 36px 32px;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      position: relative;
    }

    .sport-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
      border-color: var(--clr-primary);
    }

    .sport-card.featured {
      background: linear-gradient(135deg, #F0FDF4 0%, var(--clr-surface) 100%);
      border-color: rgba(16,185,129,0.35);
    }

    .sport-icon {
      font-size: 32px;
      display: flex;
      align-items: center;
      justify-content: center;
      width: 64px;
      height: 64px;
      border-radius: 18px;
      background: var(--clr-primary-light);
      margin-bottom: 20px;
      transition: var(--transition);
    }

    .sport-card:hover .sport-icon {
      transform: scale(1.08) rotate(-3deg);
      background: var(--clr-primary);
    }

    .sport-card h3 {
      font-size: 22px;
      font-weight: 700;
      color: var(--clr-text);
      margin-bottom: 10px;
    }

    .sport-card p {
      font-size: 15px;
      line-height: 1.7;
      color: var(--clr-muted);
    }

    /* ============ Stats ============ */
    .stats-section {
      background: var(--clr-dark);
      padding: 96px 0;
      position: relative;
      overflow: hidden;
    }

    .stats-section::before {
      content: "";
      position: absolute;
      top: 0; left: 0; right: 0;
      height: 4px;
      background: linear-gradient(90deg, var(--clr-primary), var(--clr-accent));
    }

    .stats-section::after {
      content: "";
      position: absolute;
      right: -120px; top: -120px;
      width: 320px; height: 320px;
      border-radius: 50%;
      background: rgba(16,185,129,0.12);
      filter: blur(60px);
    }

    .stats-head h2 {
      font-size: 36px;
      font-weight: 750;
      color: #fff;
      text-align: center;
      margin-bottom: 56px;
      letter-spacing: -0.01em;
      position: relative;
      z-index: 2;
    }

    .stats-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 32px;
      position: relative;
      z-index: 2;
    }

    .stat-item {
      text-align: center;
      padding: 40px 20px;
      border-radius: var(--radius-card);
      background: rgba(255,255,255,0.05);
      border: 1px solid rgba(255,255,255,0.1);
      transition: var(--transition);
    }

    .stat-item:hover {
      background: rgba(255,255,255,0.1);
      transform: translateY(-4px);
    }

    .stat-number {
      display: block;
      font-size: 46px;
      font-weight: 850;
      color: var(--clr-accent);
      font-variant-numeric: tabular-nums;
      line-height: 1.2;
      margin-bottom: 8px;
    }

    .stat-label {
      font-size: 14px;
      color: rgba(255,255,255,0.7);
    }

    /* ============ Features ============ */
    .features-section { background: var(--clr-bg); }

    .features-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 64px;
      align-items: center;
    }

    .features-content .section-label { margin-bottom: 12px; }

    .features-content h2 {
      font-size: 36px;
      font-weight: 750;
      line-height: 1.2;
      margin-bottom: 16px;
    }

    .features-content > p {
      font-size: 16px;
      color: var(--clr-muted);
      margin-bottom: 36px;
    }

    .feature-list {
      display: flex;
      flex-direction: column;
      gap: 24px;
    }

    .feature-item {
      display: flex;
      gap: 20px;
      padding: 20px;
      background: var(--clr-surface);
      border-radius: var(--radius-card);
      border: 1px solid var(--clr-border);
      transition: var(--transition);
    }

    .feature-item:hover {
      border-color: var(--clr-primary);
      box-shadow: var(--shadow-md);
      transform: translateX(4px);
    }

    .feature-num {
      font-size: 24px;
      font-weight: 800;
      color: var(--clr-accent);
      line-height: 1.2;
      flex-shrink: 0;
      width: 60px;
    }

    .feature-content h3 {
      font-size: 19px;
      font-weight: 700;
      color: var(--clr-text);
      margin-bottom: 6px;
    }

    .feature-content p {
      font-size: 15px;
      line-height: 1.6;
      color: var(--clr-muted);
    }

    .features-image {
      border-radius: var(--radius-card);
      overflow: hidden;
      box-shadow: var(--shadow-lg);
    }
    .features-image img {
      width: 100%;
      min-height: 400px;
      object-fit: cover;
      transition: var(--transition);
    }
    .features-image:hover img { transform: scale(1.03); }

    /* ============ FAQ ============ */
    .faq-section { background: var(--clr-surface); }

    .faq-list {
      max-width: 820px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 16px;
    }

    .faq-item {
      border: 1px solid var(--clr-border);
      border-radius: var(--radius-card);
      background: var(--clr-surface);
      overflow: hidden;
      transition: var(--transition);
    }

    .faq-item:hover { border-color: var(--clr-primary); }

    .faq-item.open {
      background: rgba(16,185,129,0.04);
      border-color: var(--clr-primary);
    }

    .faq-question {
      width: 100%;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      padding: 22px 28px;
      text-align: left;
      font-size: 16px;
      font-weight: 600;
      color: var(--clr-text);
      background: transparent;
      transition: var(--transition);
    }

    .faq-question:hover { color: var(--clr-primary-dark); }

    .faq-icon {
      width: 30px;
      height: 30px;
      border-radius: 50%;
      border: 1px solid var(--clr-border);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 20px;
      font-weight: 400;
      color: var(--clr-primary);
      flex-shrink: 0;
      transition: var(--transition);
    }

    .faq-item.open .faq-icon {
      transform: rotate(45deg);
      background: var(--clr-primary);
      border-color: var(--clr-primary);
      color: #fff;
    }

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.35s ease;
    }

    .faq-answer p {
      padding: 0 28px 24px;
      font-size: 15px;
      line-height: 1.75;
      color: var(--clr-muted);
    }

    .faq-item.open .faq-answer { max-height: 360px; }

    /* ============ CTA ============ */
    .cta-section {
      background: var(--clr-dark);
      padding: 96px 0;
      position: relative;
      overflow: hidden;
    }

    .cta-section::before {
      content: "";
      position: absolute;
      inset: 0;
      background: radial-gradient(ellipse at 50% 120%, rgba(16,185,129,0.4) 0%, transparent 70%);
    }

    .cta-content {
      position: relative;
      z-index: 2;
      text-align: center;
      max-width: 680px;
      margin: 0 auto;
    }

    .cta-content h2 {
      font-size: 38px;
      font-weight: 800;
      color: #fff;
      line-height: 1.2;
      margin-bottom: 20px;
      letter-spacing: -0.01em;
    }

    .cta-note {
      font-size: 14px;
      color: rgba(255,255,255,0.6);
      margin-bottom: 36px;
    }

    /* ============ Footer ============ */
    .site-footer {
      background: var(--clr-dark);
      color: rgba(255,255,255,0.8);
      padding: 72px 0 32px;
      border-top: 1px solid rgba(255,255,255,0.08);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
      gap: 48px;
      margin-bottom: 56px;
    }

    .footer-brand .logo { margin-bottom: 16px; }
    .footer-brand p {
      font-size: 14px;
      line-height: 1.7;
      color: rgba(255,255,255,0.6);
      max-width: 260px;
    }

    .footer-col h4 {
      font-size: 16px;
      font-weight: 700;
      color: #fff;
      margin-bottom: 20px;
      letter-spacing: 0.02em;
    }

    .footer-col ul { display: flex; flex-direction: column; gap: 10px; }
    .footer-col a {
      font-size: 14px;
      color: rgba(255,255,255,0.7);
      text-decoration: none;
      transition: var(--transition);
    }
    .footer-col a:hover { color: var(--clr-primary); padding-left: 4px; }

    .contact-list li {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 14px;
      color: rgba(255,255,255,0.7);
      margin-bottom: 10px;
    }
    .contact-list svg { color: var(--clr-primary); flex-shrink: 0; }

    .footer-bottom {
      border-top: 1px solid rgba(255,255,255,0.08);
      padding-top: 28px;
      display: flex;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 12px;
      font-size: 13px;
      color: rgba(255,255,255,0.5);
    }

    /* ============ Responsive ============ */
    @media (max-width: 992px) {
      .main-nav { display: none; }
      .menu-toggle { display: flex; }
      .sports-grid { grid-template-columns: repeat(2, 1fr); }
      .stats-grid { grid-template-columns: repeat(2, 1fr); }
      .intro-grid, .features-grid { grid-template-columns: 1fr; gap: 48px; }
      .intro-image { order: -1; }
      .footer-grid { grid-template-columns: repeat(2, 1fr); }
    }

    @media (max-width: 768px) {
      .container { padding: 0 16px; }
      .section-padding { padding: 64px 0; }
      .header-inner { height: 64px; }
      .hero-section { min-height: 480px; padding: 120px 0 64px; }
      .hero-content h1 { font-size: 32px; }
      .hero-subtitle { font-size: 16px; }
      .hero-trust { flex-wrap: wrap; gap: 6px; }
      .hero-actions .btn { width: 100%; max-width: 320px; }
      .hero-status { display: none; }
      .section-head h2 { font-size: 28px; }
      .intro-content h2 { font-size: 28px; }
      .features-content h2 { font-size: 28px; }
      .stats-head h2 { font-size: 28px; }
      .stat-number { font-size: 34px; }
      .cta-content h2 { font-size: 28px; }
      .sports-grid { grid-template-columns: 1fr; }
      .stats-grid { grid-template-columns: 1fr; gap: 16px; }
      .feature-item { flex-direction: column; gap: 12px; }
      .faq-question { padding: 18px 20px; font-size: 15px; }
      .faq-answer p { padding: 0 20px 20px; font-size: 14px; }
      .footer-grid { grid-template-columns: 1fr; gap: 32px; }
      .footer-bottom { flex-direction: column; text-align: center; }
      .cta-section { padding: 64px 0; }
    }

    @media (max-width: 380px) {
      body { font-size: 15px; }
      .stat-number { font-size: 28px; }
      .btn-accent { width: 100%; max-width: 320px; padding: 0 28px; }
      .cta-note { font-size: 13px; }
    }

/* roulang page: category3 */
:root {
  --clr-primary: #10B981;
  --clr-primary-dark: #047857;
  --clr-primary-light: #D1FAE5;
  --clr-accent: #F97316;
  --clr-dark: #0B1210;
  --clr-bg: #F6F8F4;
  --clr-surface: #FFFFFF;
  --clr-text: #1F2937;
  --clr-muted: #6B7280;
  --clr-border: #DCE5DC;
  --radius-sm: 10px;
  --radius: 16px;
  --radius-lg: 24px;
  --radius-full: 999px;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 8px 24px rgba(4, 120, 87, 0.12);
  --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.18);
  --container: 1200px;
  --transition: all 0.3s ease;
}
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: "HarmonyOS Sans SC", "MiSans", "PingFang SC", "Noto Sans SC", "Microsoft YaHei", system-ui, sans-serif;
  color: var(--clr-text);
  background: var(--clr-bg);
  line-height: 1.75;
  letter-spacing: 0.01em;
}
a {
  color: var(--clr-primary-dark);
  text-decoration: none;
  transition: var(--transition);
}
a:hover {
  color: var(--clr-primary);
}
img {
  max-width: 100%;
  display: block;
}
button {
  font-family: inherit;
  cursor: pointer;
}
ul,
ol {
  list-style: none;
}
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}
.section {
  padding: 88px 0;
}
.section-head {
  max-width: 640px;
  margin-bottom: 48px;
}
.section-head.center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}
.section-head .section-tag {
  display: inline-block;
  padding: 6px 16px;
  border-radius: var(--radius-full);
  background: var(--clr-primary-light);
  color: var(--clr-primary-dark);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  margin-bottom: 14px;
}
.section-head h2 {
  font-size: 36px;
  font-weight: 800;
  line-height: 1.3;
  color: var(--clr-text);
  letter-spacing: -0.01em;
  margin-bottom: 14px;
}
.section-head p {
  font-size: 16px;
  color: var(--clr-muted);
  line-height: 1.75;
}
.section-head--light h2 {
  color: #fff;
}
.section-head--light p {
  color: rgba(255, 255, 255, 0.7);
}
.section-head--light .section-tag {
  background: rgba(255, 255, 255, 0.12);
  color: var(--clr-primary-light);
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: none;
  border-radius: var(--radius-full);
  font-size: 15px;
  font-weight: 700;
  padding: 0 28px;
  height: 46px;
  transition: var(--transition);
  letter-spacing: 0.02em;
  white-space: nowrap;
}
.btn:hover {
  transform: translateY(-2px);
}
.btn:active {
  transform: translateY(0);
}
.btn:focus-visible {
  outline: 2px solid var(--clr-primary);
  outline-offset: 3px;
}
.btn-lg {
  height: 54px;
  padding: 0 38px;
  font-size: 16px;
}
.btn-primary {
  background: var(--clr-primary);
  color: #fff;
}
.btn-primary:hover {
  background: var(--clr-primary-dark);
  color: #fff;
  box-shadow: 0 8px 20px rgba(16, 185, 129, 0.32);
}
.btn-accent {
  background: var(--clr-accent);
  color: #fff;
}
.btn-accent:hover {
  background: #ea580c;
  color: #fff;
  box-shadow: 0 8px 22px rgba(249, 115, 22, 0.36);
}
.btn-outline {
  background: transparent;
  color: #fff;
  border: 1.5px solid rgba(255, 255, 255, 0.75);
}
.btn-outline:hover {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  border-color: #fff;
}
.btn-block {
  width: 100%;
}

/* Header */
.site-header {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(11, 18, 16, 0.46);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.16);
  transition: var(--transition);
}
.site-header.scrolled {
  position: fixed;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--clr-border);
  box-shadow: var(--shadow-sm);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
  position: relative;
}
.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 21px;
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.01em;
  flex-shrink: 0;
}
.logo-icon {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--clr-primary), var(--clr-primary-dark));
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 20px;
  font-weight: 900;
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.35);
}
.logo-text {
  color: currentColor;
}
.logo-highlight {
  color: var(--clr-primary);
}
.site-header.scrolled .logo {
  color: var(--clr-text);
}
.main-nav .nav-list {
  display: flex;
  gap: 4px;
}
.nav-link {
  display: inline-block;
  padding: 10px 18px;
  border-radius: var(--radius-full);
  font-size: 15px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.88);
  position: relative;
  transition: var(--transition);
}
.nav-link:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.1);
}
.nav-link.active {
  color: var(--clr-accent);
}
.nav-link.active::after {
  content: '';
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 2px;
  height: 3px;
  border-radius: 2px;
  background: var(--clr-primary);
}
.site-header.scrolled .nav-link {
  color: var(--clr-text);
}
.site-header.scrolled .nav-link:hover {
  color: var(--clr-primary);
  background: var(--clr-primary-light);
}
.site-header.scrolled .nav-link.active {
  color: var(--clr-accent);
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}
.search-btn {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.22);
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}
.search-btn:hover {
  background: rgba(255, 255, 255, 0.18);
  border-color: rgba(255, 255, 255, 0.4);
}
.site-header.scrolled .search-btn {
  color: var(--clr-text);
  border-color: var(--clr-border);
  background: var(--clr-surface);
}
.btn-login {
  min-width: 120px;
  height: 44px;
  padding: 0 24px;
  border-radius: var(--radius-full);
  background: var(--clr-primary);
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  border: none;
}
.btn-login:hover {
  background: var(--clr-primary-dark);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(16, 185, 129, 0.32);
}
.btn-login:active {
  transform: translateY(0);
}
.header-search {
  position: absolute;
  right: 0;
  top: 66px;
  width: 320px;
  padding: 14px;
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: var(--transition);
  z-index: 100;
}
.header-search.open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.header-search form {
  display: flex;
  gap: 8px;
}
.header-search input {
  flex: 1;
  height: 42px;
  padding: 0 14px;
  border: 1px solid var(--clr-border);
  border-radius: 12px;
  font-size: 14px;
  color: var(--clr-text);
  background: var(--clr-bg);
  transition: var(--transition);
}
.header-search input:focus {
  outline: none;
  border-color: var(--clr-primary);
  box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.15);
  background: var(--clr-surface);
}
.header-search button {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  border: none;
  background: var(--clr-primary);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}
.header-search button:hover {
  background: var(--clr-primary-dark);
}
.mobile-toggle {
  display: none;
  width: 42px;
  height: 42px;
  background: none;
  border: none;
  z-index: 2001;
  position: relative;
}
.mobile-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: #fff;
  margin: 5px auto;
  border-radius: 2px;
  transition: var(--transition);
}
.mobile-toggle:hover span {
  background: var(--clr-primary-light);
}
.site-header.scrolled .mobile-toggle span {
  background: var(--clr-text);
}

/* Mobile Nav */
.mobile-nav {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(88vw, 400px);
  background: rgba(11, 18, 16, 0.97);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  z-index: 2000;
  transform: translateX(100%);
  transition: transform 0.32s ease;
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  overflow-y: auto;
}
.mobile-nav.open {
  transform: translateX(0);
}
.mobile-nav-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.mobile-nav-header .logo {
  color: #fff;
}
.mobile-close {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  font-size: 20px;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}
.mobile-close:hover {
  background: rgba(255, 255, 255, 0.18);
}
.mobile-nav-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 8px;
}
.mobile-nav-list a {
  display: block;
  padding: 13px 16px;
  border-radius: 12px;
  color: rgba(255, 255, 255, 0.85);
  font-size: 16px;
  font-weight: 600;
  transition: var(--transition);
}
.mobile-nav-list a:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
}
.mobile-nav-list a.active {
  background: var(--clr-primary-light);
  color: var(--clr-primary-dark);
}
.mobile-nav .btn {
  margin-top: 12px;
}

/* Page Hero */
.page-hero {
  position: relative;
  min-height: 460px;
  display: flex;
  align-items: center;
  padding: 150px 0 70px;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background: url('/assets/images/backpic/back-2.webp') center center / cover no-repeat;
}
.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(135deg, rgba(11, 18, 16, 0.9) 0%, rgba(11, 18, 16, 0.62) 100%);
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 760px;
}
.hero-badge {
  display: inline-block;
  padding: 7px 18px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.24);
  color: var(--clr-primary-light);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  margin-bottom: 22px;
  backdrop-filter: blur(6px);
}
.hero-title {
  font-size: 50px;
  font-weight: 800;
  line-height: 1.22;
  color: #fff;
  letter-spacing: -0.01em;
  margin-bottom: 20px;
}
.hero-title .hero-accent {
  color: var(--clr-primary);
}
.hero-subtitle {
  font-size: 18px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.86);
  max-width: 600px;
  margin-bottom: 34px;
}
.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 36px;
}
.hero-tags {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}
.hero-tags span {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.68);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.hero-tags span::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--clr-primary);
}
.hero-tags span:first-child::before {
  background: var(--clr-accent);
}

/* Entry Section */
.entry-section {
  background: var(--clr-bg);
}
.entry-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 24px;
}
.entry-card {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
}
.entry-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(16, 185, 129, 0.4);
}
.entry-card--lg {
  grid-column: span 7;
  flex-direction: row;
}
.entry-card--sm {
  grid-column: span 5;
  padding: 28px;
}
.entry-media {
  width: 44%;
  min-height: 240px;
  overflow: hidden;
  position: relative;
}
.entry-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.entry-card:hover .entry-media img {
  transform: scale(1.04);
}
.entry-body {
  flex: 1;
  padding: 30px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}
.entry-icon {
  width: 46px;
  height: 46px;
  border-radius: 14px;
  background: var(--clr-primary-light);
  color: var(--clr-primary-dark);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}
.entry-icon svg {
  width: 22px;
  height: 22px;
}
.entry-body h3 {
  font-size: 21px;
  font-weight: 700;
  color: var(--clr-text);
  margin-bottom: 10px;
}
.entry-body p {
  font-size: 14px;
  line-height: 1.75;
  color: var(--clr-muted);
  margin-bottom: 18px;
}
.entry-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 700;
  color: var(--clr-primary-dark);
  border-bottom: 2px solid transparent;
  transition: var(--transition);
  margin-top: auto;
}
.entry-link:hover {
  color: var(--clr-primary);
  border-bottom-color: var(--clr-primary);
}
.entry-link span {
  transition: transform 0.3s ease;
}
.entry-link:hover span {
  transform: translateX(4px);
}

/* Steps Section */
.steps-section {
  background: var(--clr-dark);
  position: relative;
  overflow: hidden;
}
.steps-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(16, 185, 129, 0.6), transparent);
}
.steps-grid {
  display: flex;
  align-items: stretch;
  gap: 20px;
}
.step-card {
  flex: 1;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius);
  padding: 32px 28px;
  transition: var(--transition);
  backdrop-filter: blur(4px);
}
.step-card:hover {
  background: rgba(255, 255, 255, 0.07);
  border-color: rgba(16, 185, 129, 0.5);
  transform: translateY(-4px);
}
.step-num {
  display: inline-block;
  font-size: 28px;
  font-weight: 850;
  color: var(--clr-accent);
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
  margin-bottom: 18px;
}
.step-connector {
  width: 36px;
  flex-shrink: 0;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}
.step-connector::after {
  content: '';
  width: 2px;
  height: 60%;
  background: linear-gradient(180deg, var(--clr-primary), rgba(16, 185, 129, 0.2));
  border-radius: 2px;
}
.step-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 12px;
}
.step-card p {
  font-size: 14px;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.68);
}

/* FAQ Section */
.faq-section {
  background: var(--clr-bg);
}
.faq-list {
  max-width: 860px;
  margin: 0 auto;
}
.faq-item {
  border: 1px solid var(--clr-border);
  border-radius: 14px;
  background: var(--clr-surface);
  overflow: hidden;
  margin-bottom: 14px;
  transition: var(--transition);
}
.faq-item:hover {
  border-color: rgba(16, 185, 129, 0.45);
}
.faq-item[open] {
  border-color: var(--clr-primary);
  box-shadow: var(--shadow-sm);
}
.faq-item summary {
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 24px;
  cursor: pointer;
  transition: var(--transition);
  user-select: none;
}
.faq-item summary::-webkit-details-marker {
  display: none;
}
.faq-item summary:hover {
  background: rgba(16, 185, 129, 0.04);
}
.faq-question {
  font-size: 16px;
  font-weight: 600;
  color: var(--clr-text);
  line-height: 1.5;
}
.faq-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--clr-primary-light);
  color: var(--clr-primary-dark);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 700;
  flex-shrink: 0;
  transition: transform 0.3s ease, background 0.3s ease, color 0.3s ease;
}
.faq-item[open] .faq-icon {
  transform: rotate(45deg);
  background: var(--clr-primary);
  color: #fff;
}
.faq-answer {
  padding: 0 24px 22px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--clr-muted);
  max-width: 780px;
}
.faq-answer p {
  padding-top: 14px;
  border-top: 1px dashed var(--clr-border);
}

/* CTA Section */
.cta-section {
  background: var(--clr-dark);
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(249, 115, 22, 0.6), transparent);
}
.cta-box {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
  position: relative;
  z-index: 2;
}
.cta-box .section-tag {
  background: rgba(255, 255, 255, 0.12);
  color: var(--clr-primary-light);
}
.cta-box h2 {
  font-size: 38px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 16px;
  letter-spacing: -0.01em;
}
.cta-box p {
  font-size: 16px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.75);
  margin-bottom: 34px;
}
.cta-actions {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 22px;
}
.cta-note {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.45);
  letter-spacing: 0.04em;
}

/* Footer */
.site-footer {
  background: var(--clr-dark);
  color: rgba(255, 255, 255, 0.72);
  padding: 64px 0 28px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.4fr;
  gap: 48px;
  margin-bottom: 44px;
}
.footer-brand .logo {
  color: #fff;
  margin-bottom: 16px;
}
.footer-brand p {
  font-size: 14px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.55);
  max-width: 300px;
}
.footer-col h4 {
  font-size: 15px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 18px;
  letter-spacing: 0.02em;
}
.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-col ul a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
  transition: var(--transition);
}
.footer-col ul a:hover {
  color: var(--clr-primary);
  transform: translateX(4px);
}
.contact-list li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
}
.contact-list svg {
  color: var(--clr-primary);
  flex-shrink: 0;
}
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.4);
}

/* Responsive */
@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }
}
@media (max-width: 992px) {
  .entry-card--lg {
    flex-direction: column;
  }
  .entry-media {
    width: 100%;
    min-height: 200px;
  }
  .entry-card--lg,
  .entry-card--sm {
    grid-column: span 6;
  }
  .main-nav {
    display: none;
  }
  .mobile-toggle {
    display: block;
  }
  .hero-title {
    font-size: 42px;
  }
  .steps-grid {
    flex-direction: column;
  }
  .step-connector {
    width: 2px;
    height: 30px;
    margin-left: 32px;
  }
  .step-connector::after {
    width: 2px;
    height: 100%;
    background: linear-gradient(180deg, var(--clr-primary), rgba(16, 185, 129, 0.2));
  }
}
@media (max-width: 768px) {
  .section {
    padding: 56px 0;
  }
  .container {
    padding: 0 16px;
  }
  .btn-login {
    min-width: 100px;
    height: 42px;
    font-size: 14px;
  }
  .hero-title {
    font-size: 34px;
  }
  .hero-subtitle {
    font-size: 16px;
  }
  .hero-actions .btn {
    width: 100%;
  }
  .entry-card--lg,
  .entry-card--sm {
    grid-column: span 12;
  }
  .entry-card--sm {
    padding: 24px;
  }
  .faq-item summary {
    padding: 18px;
  }
  .faq-question {
    font-size: 15px;
  }
  .cta-box h2 {
    font-size: 30px;
  }
  .header-search {
    width: calc(100vw - 32px);
    right: 16px;
  }
}
@media (max-width: 520px) {
  .section-head h2 {
    font-size: 28px;
  }
  .hero-title {
    font-size: 30px;
  }
  .hero-tags {
    gap: 8px;
  }
  .hero-tags span {
    font-size: 13px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
  .cta-actions .btn {
    width: 100%;
  }
  .cta-note {
    font-size: 12px;
  }
}
@media (max-width: 380px) {
  body {
    font-size: 15px;
  }
  .hero-title {
    font-size: 27px;
  }
  .step-card {
    padding: 24px 20px;
  }
  .cta-box h2 {
    font-size: 26px;
  }
}