/* roulang page: index */
:root {
  --bg-void: #070B09;
  --bg-base: #0B1210;
  --bg-card: #101A16;
  --bg-elev: #14201B;
  --gold: #D4A94E;
  --gold-soft: #E8C97A;
  --gold-deep: #B78A2E;
  --gold-glow: rgba(212, 169, 78, .25);
  --white: #F5F7F6;
  --text-main: rgba(255, 255, 255, .92);
  --text-body: rgba(255, 255, 255, .78);
  --text-dim: rgba(255, 255, 255, .45);
  --border-gold: rgba(212, 169, 78, .18);
  --border-soft: rgba(255, 255, 255, .08);
  --radius-lg: 16px;
  --radius-md: 12px;
  --radius-sm: 6px;
  --radius-pill: 999px;
  --shadow-1: 0 2px 8px rgba(0, 0, 0, .35);
  --shadow-2: 0 12px 40px rgba(0, 0, 0, .25);
  --space-section: 96px;
  --space-section-mobile: 64px;
  --container: 1280px;
  --header-height: 72px;
  --font-main: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --font-num: 'Roboto Mono', 'JetBrains Mono', 'SFMono-Regular', Consolas, monospace;
  --transition: all .2s ease-out;
}

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

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

body {
  font-family: var(--font-main);
  font-size: 16px;
  line-height: 1.75;
  background: var(--bg-void);
  color: var(--text-main);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body.no-scroll { overflow: hidden; }

a { color: inherit; text-decoration: none; transition: var(--transition); }
a:focus-visible, button:focus-visible, input:focus-visible, summary:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
  border-radius: 4px;
}

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

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

.section { padding: var(--space-section) 0; }
.section--tight { padding: 64px 0; }

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 48px;
  gap: 24px;
  flex-wrap: wrap;
}

.section-title { font-size: 36px; font-weight: 900; letter-spacing: -0.02em; line-height: 1.3; }
.section-sub { color: var(--text-body); font-size: 16px; max-width: 600px; margin-top: 12px; line-height: 1.75; }

@media (max-width: 767px) {
  .section-title { font-size: 26px; }
  .section-sub { font-size: 15px; }
}

/* ---- Header ---- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--header-height);
  background: transparent;
  transition: background .3s ease, box-shadow .3s ease, border-color .3s ease;
  border-bottom: 1px solid transparent;
}

.site-header.scrolled {
  background: rgba(7, 11, 9, .85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom-color: var(--border-gold);
  box-shadow: 0 4px 30px rgba(0, 0, 0, .35);
}

.site-header .container {
  display: flex;
  align-items: center;
  height: 100%;
  gap: 32px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  transition: opacity .2s;
}

.logo:hover { opacity: .85; }

.logo-icon {
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #D4A94E, #B78A2E);
  border-radius: 10px;
  color: var(--bg-void);
  flex-shrink: 0;
  box-shadow: 0 0 20px rgba(212, 169, 78, .25);
}

.logo-text { font-size: 22px; font-weight: 900; letter-spacing: -0.02em; color: var(--white); white-space: nowrap; }

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

.main-nav ul { display: flex; gap: 36px; list-style: none; }

.main-nav a {
  font-size: 15px;
  font-weight: 500;
  color: var(--text-body);
  padding: 8px 4px;
  position: relative;
  white-space: nowrap;
}

.main-nav a:hover { color: var(--gold); }

.main-nav a.active { color: var(--white); font-weight: 700; }
.main-nav a.active::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--gold), var(--gold-soft));
  border-radius: 2px;
}

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

.search-box {
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, .06);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-pill);
  padding: 0 14px;
  height: 38px;
  transition: var(--transition);
  width: 180px;
}

.search-box:focus-within {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(212, 169, 78, .15);
}

.search-box input {
  border: none;
  outline: none;
  background: transparent;
  color: var(--white);
  font-size: 13px;
  width: 100%;
  padding-left: 8px;
}

.search-box input::placeholder { color: rgba(255, 255, 255, .45); }

.search-box svg { width: 16px; height: 16px; color: var(--text-dim); flex-shrink: 0; }

.btn { display: inline-flex; align-items: center; justify-content: center; height: 42px; padding: 0 28px; border-radius: var(--radius-pill); font-size: 15px; font-weight: 700; cursor: pointer; border: none; transition: var(--transition); letter-spacing: .01em; white-space: nowrap; }

.btn-gold {
  background: linear-gradient(135deg, #D4A94E, #B78A2E);
  color: var(--bg-void);
  box-shadow: 0 8px 24px rgba(212, 169, 78, .25);
}
.btn-gold:hover { filter: brightness(1.08); transform: translateY(-2px); box-shadow: 0 12px 30px rgba(212, 169, 78, .3); }
.btn-gold:active { transform: translateY(0); box-shadow: 0 4px 14px rgba(212, 169, 78, .2); }

.btn-ghost { background: transparent; border: 1px solid var(--gold); color: var(--gold); }
.btn-ghost:hover { background: rgba(212, 169, 78, .08); transform: translateY(-1px); }
.btn-ghost:active { transform: translateY(0); }

.btn-lg { height: 52px; padding: 0 40px; font-size: 17px; }

.menu-toggle { display: none; width: 40px; height: 40px; background: transparent; border: none; cursor: pointer; color: var(--white); align-items: center; justify-content: center; }
.menu-toggle svg { width: 22px; height: 22px; }

/* Mobile drawer */
.mobile-drawer {
  position: fixed;
  top: 0; right: -320px;
  width: 300px;
  height: 100vh;
  background: var(--bg-base);
  border-left: 1px solid var(--border-gold);
  z-index: 1100;
  transition: right .3s ease;
  display: flex;
  flex-direction: column;
  padding: 24px;
  gap: 20px;
}

.mobile-drawer.open { right: 0; }

.drawer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, .5);
  z-index: 1050;
  opacity: 0;
  visibility: hidden;
  transition: opacity .3s, visibility .3s;
}

.drawer-overlay.show { opacity: 1; visibility: visible; }

.mobile-drawer-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.drawer-close { width: 36px; height: 36px; background: rgba(255,255,255,.06); border: 1px solid var(--border-soft); border-radius: 50%; color: var(--white); font-size: 18px; cursor: pointer; display: flex; align-items: center; justify-content: center; }
.drawer-close:hover { border-color: var(--gold); color: var(--gold); }

.mobile-nav-links { display: flex; flex-direction: column; gap: 4px; }
.mobile-nav-links a {
  padding: 14px 12px;
  font-size: 16px;
  font-weight: 500;
  color: var(--text-body);
  border-radius: 10px;
  transition: var(--transition);
}
.mobile-nav-links a:hover { background: rgba(255,255,255,.04); color: var(--gold); }
.mobile-nav-links a.active { background: rgba(212,169,78,.1); color: var(--gold); font-weight: 700; }

.mobile-drawer-actions { display: flex; flex-direction: column; gap: 12px; margin-top: auto; }
.mobile-drawer-actions .btn { width: 100%; }

/* ---- Hero ---- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background-color: var(--bg-void);
  padding-top: var(--header-height);
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-1.png');
  background-size: cover;
  background-position: center;
  z-index: 0;
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(7, 11, 9, .95) 10%, rgba(7, 11, 9, .82) 45%, rgba(7, 11, 9, .5) 100%);
  /* 55% 墨绿色渐变遮罩 */
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 64px;
  align-items: center;
  padding-top: 72px;
  padding-bottom: 72px;
}

.hero-content { max-width: 640px; }

.hero-badge {
  display: inline-block;
  background: rgba(212, 169, 78, .1);
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-pill);
  color: var(--gold-soft);
  font-size: 13px;
  font-weight: 500;
  padding: 6px 16px;
  margin-bottom: 28px;
  letter-spacing: .05em;
}

.hero-title {
  font-size: 56px;
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
  color: var(--white);
}

.hero-title .highlight {
  background: linear-gradient(120deg, var(--gold), var(--gold-soft));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 18px;
  color: var(--text-body);
  line-height: 1.75;
  margin-bottom: 36px;
  max-width: 520px;
}

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

.hero-data {
  background: rgba(11, 18, 16, .75);
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  box-shadow: var(--shadow-2);
  backdrop-filter: blur(8px);
}

.hero-data-title {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-dim);
  margin-bottom: 28px;
  letter-spacing: .08em;
  text-transform: uppercase;
}

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

.hero-data-item {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border-soft);
}

.hero-data-item:last-child { border-bottom: none; padding-bottom: 0; }

.hero-data-label { font-size: 14px; color: var(--text-body); }

.hero-data-value {
  font-family: var(--font-num);
  font-size: 28px;
  font-weight: 700;
  color: var(--gold);
  font-feature-settings: 'tnum';
}

.hero-scroll {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  text-align: center;
}

.hero-scroll-line {
  width: 1px;
  height: 48px;
  background: linear-gradient(180deg, transparent, var(--gold));
  margin: 0 auto;
  animation: scrollLine 2s ease-in-out infinite;
}

@keyframes scrollLine {
  0% { transform: scaleY(0); transform-origin: top; opacity: 0; }
  40% { transform: scaleY(1); transform-origin: top; opacity: 1; }
  100% { transform: scaleY(0); transform-origin: top; opacity: 0; }
}

/* ---- Channel Bar ---- */
.channel-bar {
  position: sticky;
  top: var(--header-height);
  z-index: 500;
  background: rgba(11, 18, 16, .9);
  backdrop-filter: blur(10px);
  border-top: 1px solid var(--border-soft);
  border-bottom: 1px solid var(--border-soft);
  padding: 14px 0;
}

.channel-bar .container {
  display: flex;
  gap: 12px;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.channel-bar .container::-webkit-scrollbar { display: none; }

.channel-tab {
  display: inline-flex;
  align-items: center;
  padding: 8px 22px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border-soft);
  font-size: 14px;
  font-weight: 500;
  color: var(--text-body);
  background: transparent;
  white-space: nowrap;
  transition: var(--transition);
  cursor: pointer;
}
.channel-tab:hover { border-color: var(--gold); color: var(--gold); }
.channel-tab.active { background: rgba(212, 169, 78, .12); border-color: var(--gold); color: var(--gold); font-weight: 700; }

/* ---- Features (玩法介绍) ---- */
.features {
  background: linear-gradient(180deg, var(--bg-void), var(--bg-base));
  position: relative;
  overflow: hidden;
}
.features::before {
  content: '';
  position: absolute;
  top: -100px; right: -100px;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(212,169,78,.05), transparent 70%);
  pointer-events: none;
}

.features-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 48px;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  transition: var(--transition);
}
.feature-card:hover {
  border-color: var(--border-gold);
  transform: translateY(-4px);
  box-shadow: var(--shadow-2);
}

.feature-icon {
  width: 52px; height: 52px;
  border-radius: 14px;
  background: rgba(212, 169, 78, .1);
  border: 1px solid var(--border-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold);
  margin-bottom: 20px;
}
.feature-icon svg { width: 26px; height: 26px; }

.feature-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 10px; color: var(--white); }
.feature-card p { font-size: 14px; color: var(--text-body); line-height: 1.7; margin: 0; }

/* ---- Rewards (奖励预览) ---- */
.rewards {
  background: var(--bg-base);
  position: relative;
}

.rewards-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}

.rewards-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  box-shadow: var(--shadow-2);
  aspect-ratio: 4 / 3;
}
.rewards-image img { width: 100%; height: 100%; object-fit: cover; }
.rewards-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(7, 11, 9, .6));
  border-radius: var(--radius-lg);
}

.rewards-list { display: flex; flex-direction: column; gap: 0; }

.reward-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 20px;
  border-bottom: 1px solid var(--border-soft);
  transition: var(--transition);
  position: relative;
}
.reward-row::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--gold), var(--gold-soft));
  border-radius: 3px;
  opacity: 0;
  transition: var(--transition);
}
.reward-row:hover { background: rgba(255,255,255,.02); }
.reward-row:hover::before { opacity: 1; }
.reward-row:last-child { border-bottom: none; }

.reward-tier {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .1em;
  color: var(--gold);
  min-width: 60px;
}
.reward-desc { flex: 1; font-size: 14px; color: var(--text-body); padding: 0 16px; }
.reward-value { font-family: var(--font-num); font-size: 14px; font-weight: 700; color: var(--white); text-align: right; }

/* ---- Roadmap (任务进度) ---- */
.roadmap {
  background: linear-gradient(180deg, var(--bg-base), var(--bg-void));
  position: relative;
  overflow: hidden;
}
.roadmap::before {
  content: '04';
  position: absolute;
  right: 8%;
  top: 50%;
  transform: translateY(-50%);
  font-size: 320px;
  font-family: var(--font-num);
  font-weight: 900;
  color: rgba(212, 169, 78, .04);
  pointer-events: none;
}

.roadmap-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 48px;
  position: relative;
  z-index: 1;
}

.roadmap-step { position: relative; text-align: center; }

.roadmap-step-num {
  width: 48px; height: 48px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 2px solid var(--border-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-num);
  font-size: 18px;
  font-weight: 700;
  color: var(--gold);
  margin: 0 auto 16px;
  position: relative;
  z-index: 1;
}
.roadmap-step::before {
  content: '';
  position: absolute;
  top: 24px; left: 25%; right: 25%;
  height: 2px;
  background: var(--border-soft);
  z-index: 0;
}
.roadmap-step:first-child::before { display: none; }

.roadmap-step h4 { font-size: 16px; font-weight: 700; margin-bottom: 6px; color: var(--white); }
.roadmap-step p { font-size: 13px; color: var(--text-dim); line-height: 1.6; }

.task-card {
  margin-top: 48px;
  background: var(--bg-card);
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-lg);
  padding: 32px;
  display: flex;
  align-items: center;
  gap: 32px;
  flex-wrap: wrap;
  position: relative;
  z-index: 1;
  box-shadow: var(--shadow-1);
}

.task-info { flex: 1; min-width: 200px; }
.task-label { font-size: 12px; color: var(--text-dim); letter-spacing: .08em; text-transform: uppercase; margin-bottom: 6px; }
.task-name { font-size: 20px; font-weight: 700; color: var(--white); }

.task-progress { flex: 2; min-width: 220px; }
.progress-track {
  height: 8px;
  background: rgba(255, 255, 255, .06);
  border-radius: var(--radius-pill);
  overflow: hidden;
  margin-bottom: 12px;
}
.progress-fill {
  width: 72%;
  height: 100%;
  background: linear-gradient(90deg, var(--gold-deep), var(--gold-soft));
  border-radius: var(--radius-pill);
  transition: width .6s ease;
}
.task-meta { display: flex; justify-content: space-between; font-size: 13px; color: var(--text-dim); }
.task-cta { flex-shrink: 0; }

/* ---- News (资讯列表) ---- */
.news-section { background: var(--bg-void); }

.news-layout {
  display: grid;
  grid-template-columns: .6fr 1.4fr;
  gap: 56px;
  margin-top: 48px;
}

.news-header-side { position: sticky; top: 160px; align-self: start; }

.news-header-side .section-title { font-size: 32px; }
.news-header-side p { color: var(--text-body); font-size: 15px; line-height: 1.75; margin-top: 16px; }
.news-more { display: inline-flex; align-items: center; gap: 8px; margin-top: 24px; color: var(--gold); font-weight: 700; font-size: 15px; }
.news-more:hover { color: var(--gold-soft); }
.news-more svg { transition: transform .2s; width: 16px; height: 16px; }
.news-more:hover svg { transform: translateX(4px); }

.news-list { display: flex; flex-direction: column; }

.news-row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 16px;
  align-items: center;
  padding: 20px 12px;
  border-bottom: 1px solid var(--border-soft);
  transition: var(--transition);
}
.news-row:last-child { border-bottom: none; }
.news-row:hover { background: rgba(255, 255, 255, .015); }
.news-row:hover .news-title { color: var(--gold); }

.news-badge {
  font-size: 12px;
  font-weight: 700;
  color: var(--gold);
  background: rgba(212, 169, 78, .08);
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-pill);
  padding: 4px 12px;
  white-space: nowrap;
  letter-spacing: .02em;
}
.news-title { font-size: 16px; font-weight: 500; color: var(--text-main); transition: var(--transition); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.news-date { font-family: var(--font-num); font-size: 13px; color: var(--text-dim); white-space: nowrap; font-feature-settings: 'tnum'; }

.news-excerpt {
  grid-column: 1 / -1;
  font-size: 14px;
  color: var(--text-dim);
  line-height: 1.6;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  margin-top: -8px;
}

.news-empty {
  padding: 60px 24px;
  text-align: center;
  color: var(--text-dim);
  font-size: 15px;
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-soft);
}

/* ---- FAQ ---- */
.faq-section { background: var(--bg-base); }

.faq-layout {
  display: grid;
  grid-template-columns: .8fr 1.2fr;
  gap: 56px;
  margin-top: 48px;
}

.faq-header .section-title { font-size: 32px; }
.faq-header p { color: var(--text-body); font-size: 15px; line-height: 1.75; margin-top: 16px; }

.faq-list { display: flex; flex-direction: column; gap: 12px; }

details.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition);
}

details.faq-item:hover { border-color: var(--border-gold); }
details.faq-item[open] { border-color: var(--border-gold); }

summary.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
  color: var(--white);
  user-select: none;
}
summary.faq-question::-webkit-details-marker { display: none; }

.faq-icon { font-size: 22px; color: var(--gold); transition: transform .25s ease; font-weight: 300; line-height: 1; }
details[open] .faq-icon { transform: rotate(45deg); }

.faq-answer {
  padding: 0 24px 20px 24px;
  font-size: 14px;
  color: var(--text-body);
  line-height: 1.75;
  border-left: 3px solid var(--gold);
  margin-left: 24px;
  border-radius: 0 0 12px 12px;
}

/* ---- CTA ---- */
.cta-section {
  background: var(--bg-void);
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(212, 169, 78, .05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(212, 169, 78, .05) 1px, transparent 1px);
  background-size: 32px 32px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
  pointer-events: none;
}

.cta-inner {
  text-align: center;
  padding: 88px 24px;
  position: relative;
  z-index: 1;
}

.cta-title {
  font-size: 42px;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--white);
  line-height: 1.3;
}
.cta-title .gold { color: var(--gold); }
.cta-desc { margin-top: 16px; font-size: 16px; color: var(--text-body); max-width: 480px; margin-left: auto; margin-right: auto; }
.cta-actions { margin-top: 36px; display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ---- Footer ---- */
.site-footer {
  background: var(--bg-void);
  border-top: 1px solid var(--border-gold);
  padding-top: 72px;
  padding-bottom: 32px;
}

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

.footer-brand .logo-text { font-size: 20px; }
.footer-brand p { font-size: 14px; color: var(--text-dim); line-height: 1.75; margin-top: 16px; max-width: 280px; }

.footer-col h4 { font-size: 14px; font-weight: 700; color: var(--white); margin-bottom: 20px; letter-spacing: .08em; text-transform: uppercase; }
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 12px; }
.footer-col a { font-size: 14px; color: var(--text-body); }
.footer-col a:hover { color: var(--gold); }

.footer-subscribe p { font-size: 13px; color: var(--text-dim); line-height: 1.7; margin-top: 0; margin-bottom: 16px; }
.subscribe-form { display: flex; gap: 8px; flex-wrap: wrap; }
.subscribe-form input {
  flex: 1;
  min-width: 180px;
  height: 44px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border-soft);
  background: rgba(255, 255, 255, .04);
  padding: 0 18px;
  font-size: 14px;
  color: var(--white);
  outline: none;
  transition: var(--transition);
}
.subscribe-form input:focus { border-color: var(--gold); box-shadow: 0 0 0 3px rgba(212,169,78,.12); }
.subscribe-form input::placeholder { color: rgba(255,255,255,.35); }

.footer-bottom {
  border-top: 1px solid var(--border-soft);
  padding-top: 24px;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 13px;
  color: var(--text-dim);
}

.footer-bottom a { color: var(--text-body); }
.footer-bottom a:hover { color: var(--gold); }

/* ---- Animations ---- */
.fade-in-up {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .4s ease-out, transform .4s ease-out;
}
.fade-in-up.visible { opacity: 1; transform: translateY(0); }

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
  .fade-in-up { opacity: 1; transform: none; }
}

/* ---- Responsive ---- */
@media (max-width: 1199px) {
  .hero-title { font-size: 46px; }
  .hero-grid { gap: 40px; grid-template-columns: 1.1fr .9fr; }
  .search-box { width: 140px; }
  .features-grid { grid-template-columns: 1fr 1fr; }
  .news-layout { grid-template-columns: 1fr; gap: 32px; }
  .news-header-side { position: static; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 991px) {
  :root { --space-section: 72px; }
  .hero-grid { grid-template-columns: 1fr; padding-top: 40px; }
  .hero-data { max-width: 520px; }
  .rewards-container { grid-template-columns: 1fr; gap: 32px; }
  .roadmap-steps { grid-template-columns: 1fr 1fr; gap: 48px 24px; }
  .roadmap-step::before { display: none; }
  .faq-layout { grid-template-columns: 1fr; gap: 32px; }
  .footer-grid { grid-template-columns: 1fr; gap: 40px; }
  .header-actions .search-box { display: none; }
  .header-actions .btn-ghost { display: none; }
  .cta-title { font-size: 34px; }
}

@media (max-width: 767px) {
  :root { --space-section: 64px; --header-height: 60px; }
  .container { padding-left: 16px; padding-right: 16px; }
  .main-nav, .header-actions .btn { display: none; }
  .menu-toggle { display: flex; }
  .hero { min-height: auto; padding-bottom: 80px; }
  .hero-title { font-size: 36px; }
  .hero-subtitle { font-size: 16px; }
  .hero-data { padding: 24px 20px; }
  .features-grid { grid-template-columns: 1fr; }
  .feature-card { padding: 28px 24px; }
  .roadmap-steps { grid-template-columns: 1fr; gap: 32px; }
  .task-card { flex-direction: column; align-items: stretch; gap: 16px; text-align: left; }
  .task-cta .btn { width: 100%; }
  .news-layout { margin-top: 24px; }
  .news-row { grid-template-columns: 1fr; gap: 6px; }
  .news-excerpt { margin-top: 0; }
  .news-date { font-size: 12px; }
  .section { padding: var(--space-section-mobile) 0; }
  .section-title { font-size: 26px; }
  .cta-inner { padding: 64px 16px; }
  .cta-title { font-size: 28px; }
  .cta-actions .btn { width: 100%; }
  .footer-grid { gap: 32px; margin-bottom: 40px; }
  .subscribe-form .btn { width: 100%; }
  .hero-cta { flex-direction: column; }
  .hero-cta .btn { width: 100%; }
}

@media (max-width: 479px) {
  .hero-data-value { font-size: 22px; }
  .btn-gold, .btn-ghost { padding: 0 20px; }
  .footer-bottom { flex-direction: column; gap: 4px; text-align: center; }
}

/* roulang page: category1 */
:root{
  --bg-base:#0B1210;
  --bg-deep:#070B09;
  --bg-card:rgba(255,255,255,.04);
  --gold:#D4A94E;
  --gold-dark:#B78A2E;
  --gold-light:#E5C87A;
  --white:#F5F7F6;
  --text-secondary:rgba(255,255,255,.72);
  --text-muted:rgba(255,255,255,.45);
  --border-gold:rgba(212,169,78,.18);
  --border-white:rgba(255,255,255,.08);
  --radius-card:16px;
  --radius-sm:6px;
  --radius-full:999px;
  --shadow-1:0 2px 8px rgba(0,0,0,.35);
  --shadow-2:0 12px 40px rgba(0,0,0,.25);
  --shadow-gold:0 8px 24px rgba(212,169,78,.25);
  --font-sans:'Noto Sans SC','PingFang SC','Microsoft YaHei',sans-serif;
  --font-mono:'Roboto Mono','JetBrains Mono',ui-monospace,monospace;
  --transition:200ms ease-out;
  --container:1280px;
  --space-section:96px;
  --space-section-mobile:64px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px}
body{
  font-family:var(--font-sans);
  background:linear-gradient(135deg,var(--bg-base) 0%,var(--bg-deep) 100%);
  background-attachment:fixed;
  color:var(--white);
  line-height:1.75;
  min-height:100vh;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color var(--transition)}
a:hover{color:var(--gold)}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{
  outline:2px solid var(--gold);
  outline-offset:3px;
  border-radius:4px;
}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
ul,ol{list-style:none}
.container{max-width:var(--container);margin:0 auto;padding:0 24px}
.section{padding:var(--space-section) 0}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:14px 32px;
  border-radius:var(--radius-full);
  font-weight:700;
  font-size:15px;
  line-height:1;
  border:1px solid transparent;
  cursor:pointer;
  transition:all var(--transition);
  white-space:nowrap;
}
.btn-gold{
  background:linear-gradient(135deg,#D4A94E 0%,#B78A2E 100%);
  color:#0B1210;
  box-shadow:var(--shadow-gold);
}
.btn-gold:hover{
  filter:brightness(1.08);
  transform:translateY(-2px);
  color:#0B1210;
  box-shadow:0 10px 30px rgba(212,169,78,.35);
}
.btn-gold:active{transform:translateY(0)}
.btn-ghost{
  background:transparent;
  border-color:var(--border-gold);
  color:var(--gold);
}
.btn-ghost:hover{
  background:rgba(212,169,78,.08);
  border-color:var(--gold);
  color:var(--gold-light);
}
/* ===== Header / Nav ===== */
.site-header{
  position:fixed;
  top:0;
  left:0;
  right:0;
  z-index:1000;
  height:72px;
  background:rgba(7,11,9,.72);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid var(--border-gold);
  transition:background var(--transition),box-shadow var(--transition);
}
.site-header.scrolled{
  background:rgba(7,11,9,.92);
  box-shadow:var(--shadow-1);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:24px;
  height:72px;
  position:relative;
}
.logo{
  display:flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
}
.logo-icon{
  display:flex;
  align-items:center;
  justify-content:center;
  width:36px;
  height:36px;
  border-radius:10px;
  background:rgba(212,169,78,.12);
  border:1px solid var(--border-gold);
  color:var(--gold);
}
.logo-text{
  font-size:20px;
  font-weight:900;
  letter-spacing:-.02em;
  color:var(--white);
  background:linear-gradient(135deg,var(--gold-light),var(--gold),var(--gold-dark));
  -webkit-background-clip:text;
  -webkit-text-fill-color:transparent;
  background-clip:text;
}
.nav-toggle{display:none}
.nav-toggle-label{
  display:none;
  flex-direction:column;
  justify-content:center;
  gap:5px;
  width:40px;
  height:40px;
  cursor:pointer;
  padding:0 6px;
  border-radius:8px;
  border:1px solid var(--border-white);
  background:rgba(255,255,255,.04);
}
.nav-toggle-label span{
  display:block;
  height:2px;
  background:var(--white);
  border-radius:2px;
  transition:transform var(--transition),opacity var(--transition);
}
.main-nav ul{
  display:flex;
  align-items:center;
  gap:4px;
}
.main-nav a{
  display:block;
  padding:10px 20px;
  border-radius:var(--radius-full);
  font-size:15px;
  font-weight:500;
  color:var(--text-secondary);
  transition:all var(--transition);
  position:relative;
}
.main-nav a:hover{
  color:var(--gold);
  background:rgba(212,169,78,.06);
}
.main-nav a.active{
  color:var(--white);
  background:rgba(255,255,255,.04);
}
.main-nav a.active::after{
  content:"";
  position:absolute;
  bottom:2px;
  left:50%;
  transform:translateX(-50%);
  width:24px;
  height:2px;
  border-radius:2px;
  background:linear-gradient(90deg,var(--gold),var(--gold-light));
}
.nav-actions{
  display:flex;
  align-items:center;
  gap:12px;
  margin-left:auto;
  flex-shrink:0;
}
.search-form{
  display:flex;
  align-items:center;
  background:rgba(255,255,255,.06);
  border:1px solid var(--border-white);
  border-radius:var(--radius-full);
  padding:0 16px;
  height:40px;
  width:180px;
  transition:border-color var(--transition),box-shadow var(--transition);
}
.search-form:focus-within{
  border-color:var(--gold);
  box-shadow:0 0 0 4px rgba(212,169,78,.15);
}
.search-form svg{
  flex-shrink:0;
  color:var(--text-muted);
  margin-right:8px;
}
.search-form input{
  background:transparent;
  border:0;
  outline:0;
  width:100%;
  font-size:13px;
  color:var(--white);
}
.search-form input::placeholder{color:rgba(255,255,255,.45)}
.search-form input::-webkit-search-cancel-button{display:none}
.nav-overlay{display:none}
/* ===== Page Hero ===== */
.page-hero{
  position:relative;
  min-height:360px;
  display:flex;
  align-items:flex-end;
  padding:160px 0 72px;
  background-size:cover;
  background-position:center;
  background-color:var(--bg-deep);
}
.page-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(7,11,9,.55) 0%,rgba(7,11,9,.75) 60%,rgba(11,18,16,.95) 100%);
}
.page-hero .container{
  position:relative;
  z-index:1;
}
.breadcrumb{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--text-muted);
  margin-bottom:20px;
}
.breadcrumb a{color:var(--text-secondary);transition:color var(--transition)}
.breadcrumb a:hover{color:var(--gold)}
.breadcrumb span{color:var(--text-muted)}
.page-hero h1{
  font-size:48px;
  font-weight:900;
  letter-spacing:-.02em;
  line-height:1.15;
  color:var(--white);
  margin-bottom:12px;
}
.page-hero h1 .gold{
  color:var(--gold);
}
.page-hero .hero-desc{
  font-size:18px;
  color:var(--text-secondary);
  max-width:560px;
  line-height:1.7;
}
/* ===== Section Head ===== */
.section-head{
  margin-bottom:40px;
}
.section-head h2{
  font-size:32px;
  font-weight:900;
  letter-spacing:-.02em;
  line-height:1.2;
  color:var(--white);
  position:relative;
  padding-left:20px;
}
.section-head h2::before{
  content:"";
  position:absolute;
  left:0;
  top:4px;
  bottom:4px;
  width:4px;
  border-radius:4px;
  background:linear-gradient(180deg,var(--gold),var(--gold-dark));
}
.section-head p{
  font-size:15px;
  color:var(--text-secondary);
  margin-top:8px;
  padding-left:20px;
}
/* ===== Category Cards ===== */
.cards-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:24px;
}
.category-card{
  background:var(--bg-card);
  border:1px solid var(--border-white);
  border-radius:var(--radius-card);
  overflow:hidden;
  transition:transform var(--transition),box-shadow var(--transition),border-color var(--transition);
  display:flex;
  flex-direction:column;
}
.category-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-2);
  border-color:var(--border-gold);
}
.card-image{
  position:relative;
  aspect-ratio:16/9;
  overflow:hidden;
  background:var(--bg-card);
}
.card-image img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .4s ease-out;
}
.category-card:hover .card-image img{
  transform:scale(1.04);
}
.card-image::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,transparent 60%,rgba(7,11,9,.4) 100%);
}
.card-badge{
  position:absolute;
  top:14px;
  left:14px;
  z-index:2;
  display:inline-block;
  padding:5px 14px;
  border-radius:var(--radius-full);
  font-size:12px;
  font-weight:500;
  color:var(--gold);
  background:rgba(212,169,78,.12);
  border:1px solid var(--border-gold);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
}
.card-body{
  padding:24px;
  display:flex;
  flex-direction:column;
  flex:1;
}
.card-body h3{
  font-size:20px;
  font-weight:700;
  color:var(--white);
  margin-bottom:8px;
  letter-spacing:-.01em;
}
.card-body p{
  font-size:14px;
  color:var(--text-secondary);
  line-height:1.7;
  flex:1;
}
.card-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  margin-top:16px;
  font-size:14px;
  font-weight:500;
  color:var(--gold);
  transition:gap var(--transition);
}
.card-link svg{transition:transform var(--transition)}
.card-link:hover{gap:10px;color:var(--gold-light)}
.card-link:hover svg{transform:translateX(2px)}
/* ===== Stats ===== */
.stats-section{
  position:relative;
  background:rgba(7,11,9,.6);
  border-top:1px solid var(--border-white);
  border-bottom:1px solid var(--border-white);
}
.stats-section::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px);
  background-size:48px 48px;
  pointer-events:none;
}
.stats-section .container{
  position:relative;
  z-index:1;
}
.stats-section .section-head{
  text-align:center;
  margin-bottom:48px;
}
.stats-section .section-head h2{
  padding-left:0;
  display:inline-block;
}
.stats-section .section-head h2::before{
  display:none;
}
.stats-section .section-head p{
  padding-left:0;
}
.stats-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
}
.stat-item{
  text-align:center;
  padding:36px 24px;
  background:rgba(255,255,255,.03);
  border:1px solid var(--border-white);
  border-radius:var(--radius-card);
  transition:border-color var(--transition),transform var(--transition);
}
.stat-item:hover{
  border-color:var(--border-gold);
  transform:translateY(-2px);
}
.stat-num{
  display:block;
  font-family:var(--font-mono);
  font-size:40px;
  font-weight:500;
  background:linear-gradient(135deg,var(--gold-light),var(--gold));
  -webkit-background-clip:text;
  -webkit-text-fill-color:transparent;
  background-clip:text;
  line-height:1.2;
  margin-bottom:8px;
}
.stat-label{
  font-size:14px;
  color:var(--text-secondary);
}
/* ===== FAQ ===== */
.faq-wrap{
  display:grid;
  grid-template-columns:320px 1fr;
  gap:48px;
  align-items:start;
}
.faq-head h2{
  font-size:32px;
  font-weight:900;
  letter-spacing:-.02em;
  line-height:1.2;
  color:var(--white);
  position:relative;
  padding-left:20px;
  margin-bottom:12px;
}
.faq-head h2::before{
  content:"";
  position:absolute;
  left:0;
  top:4px;
  bottom:4px;
  width:4px;
  border-radius:4px;
  background:linear-gradient(180deg,var(--gold),var(--gold-dark));
}
.faq-head p{
  font-size:15px;
  color:var(--text-secondary);
  padding-left:20px;
  max-width:280px;
}
.faq-list{
  display:flex;
  flex-direction:column;
  gap:12px;
}
.faq-item{
  background:rgba(255,255,255,.03);
  border:1px solid var(--border-white);
  border-radius:var(--radius-card);
  overflow:hidden;
  transition:border-color var(--transition),background var(--transition);
}
.faq-item[open]{
  border-color:var(--border-gold);
  background:rgba(255,255,255,.05);
}
.faq-item summary{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:18px 24px;
  font-size:16px;
  font-weight:500;
  color:var(--white);
  cursor:pointer;
  list-style:none;
  transition:color var(--transition);
  position:relative;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--gold)}
.faq-item summary::after{
  content:"+";
  display:flex;
  align-items:center;
  justify-content:center;
  width:28px;
  height:28px;
  border-radius:50%;
  border:1px solid var(--border-gold);
  color:var(--gold);
  font-size:18px;
  font-weight:400;
  transition:transform var(--transition),background var(--transition),color var(--transition);
  flex-shrink:0;
}
.faq-item[open] summary::after{
  transform:rotate(45deg);
  background:var(--gold);
  color:var(--bg-deep);
}
.faq-item .faq-answer{
  padding:0 24px 18px;
  font-size:14px;
  color:var(--text-secondary);
  line-height:1.75;
  border-left:3px solid var(--gold);
  margin:0 24px 16px;
  padding-left:16px;
}
/* ===== CTA ===== */
.cta-section{
  position:relative;
  background:var(--bg-deep);
  border-top:1px solid var(--border-white);
}
.cta-section::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px);
  background-size:40px 40px;
  pointer-events:none;
}
.cta-section .container{
  position:relative;
  z-index:1;
  text-align:center;
  padding:80px 24px;
}
.cta-section h2{
  font-size:36px;
  font-weight:900;
  letter-spacing:-.02em;
  color:var(--white);
  margin-bottom:12px;
  line-height:1.25;
}
.cta-section h2 .gold{
  color:var(--gold);
}
.cta-section p{
  font-size:16px;
  color:var(--text-secondary);
  max-width:480px;
  margin:0 auto 36px;
}
/* ===== Footer ===== */
.site-footer{
  background:var(--bg-deep);
  border-top:1px solid var(--border-gold);
  padding:64px 0 28px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1.2fr;
  gap:48px;
  margin-bottom:40px;
}
.footer-brand .logo{
  margin-bottom:16px;
}
.footer-brand p{
  font-size:14px;
  color:var(--text-secondary);
  max-width:320px;
  line-height:1.7;
}
.footer-col h4{
  font-size:15px;
  font-weight:700;
  color:var(--white);
  margin-bottom:16px;
}
.footer-col ul li{
  margin-bottom:10px;
}
.footer-col ul a{
  font-size:14px;
  color:var(--text-secondary);
  transition:color var(--transition);
}
.footer-col ul a:hover{color:var(--gold)}
.footer-col > p{
  font-size:14px;
  color:var(--text-secondary);
  margin-bottom:16px;
  line-height:1.7;
}
.subscribe-form{
  display:flex;
  gap:8px;
}
.subscribe-form input{
  flex:1;
  height:44px;
  padding:0 18px;
  border-radius:var(--radius-full);
  background:rgba(255,255,255,.06);
  border:1px solid var(--border-white);
  color:var(--white);
  font-size:14px;
  outline:0;
  transition:border-color var(--transition),box-shadow var(--transition);
  min-width:0;
}
.subscribe-form input::placeholder{color:rgba(255,255,255,.45)}
.subscribe-form input:focus{
  border-color:var(--gold);
  box-shadow:0 0 0 4px rgba(212,169,78,.15);
}
.footer-bottom{
  padding-top:24px;
  border-top:1px solid rgba(255,255,255,.06);
  text-align:center;
  font-size:13px;
  color:var(--text-muted);
}
/* ===== Responsive ===== */
@media (max-width:1199px){
  .search-form{display:none}
  .nav-actions .btn-ghost{display:none}
}
@media (max-width:991px){
  .nav-toggle-label{
    display:flex;
    margin-left:auto;
  }
  .main-nav{
    position:fixed;
    top:0;
    right:0;
    bottom:0;
    width:300px;
    background:var(--bg-base);
    border-left:1px solid var(--border-gold);
    padding:96px 24px 32px;
    transform:translateX(100%);
    transition:transform .3s ease-out;
    z-index:1002;
    box-shadow:var(--shadow-2);
    overflow-y:auto;
  }
  .main-nav ul{
    flex-direction:column;
    align-items:stretch;
    gap:8px;
  }
  .main-nav a{
    padding:14px 20px;
    font-size:16px;
    border-radius:12px;
  }
  .main-nav a.active{
    background:rgba(212,169,78,.1);
    color:var(--gold);
  }
  .main-nav a.active::after{display:none}
  .nav-toggle:checked ~ .main-nav{
    transform:translateX(0);
  }
  .nav-toggle:checked ~ .nav-overlay{
    display:block;
  }
  .nav-overlay{
    position:fixed;
    inset:0;
    background:rgba(0,0,0,.55);
    z-index:1001;
  }
  .nav-toggle:checked ~ .nav-overlay{
    display:block;
  }
  .header-inner{
    gap:12px;
  }
  .nav-actions{
    margin-left:0;
    gap:8px;
  }
  .nav-actions .btn{
    padding:12px 18px;
    font-size:14px;
  }
  .faq-wrap{
    grid-template-columns:1fr;
    gap:32px;
  }
  .faq-head p{
    max-width:100%;
  }
  .footer-grid{
    grid-template-columns:1fr 1fr;
    gap:32px;
  }
}
@media (max-width:767px){
  .section{padding:var(--space-section-mobile) 0}
  .page-hero{
    min-height:300px;
    padding:120px 0 56px;
  }
  .page-hero h1{
    font-size:34px;
  }
  .page-hero .hero-desc{
    font-size:16px;
  }
  .cards-grid{
    grid-template-columns:1fr;
    gap:16px;
  }
  .stats-grid{
    grid-template-columns:repeat(2,1fr);
    gap:16px;
  }
  .stat-num{
    font-size:32px;
  }
  .cta-section .container{
    padding:60px 24px;
  }
  .cta-section h2{
    font-size:28px;
  }
  .footer-grid{
    grid-template-columns:1fr;
    gap:32px;
  }
  .subscribe-form{
    flex-direction:column;
  }
  .subscribe-form .btn{
    width:100%;
  }
  .nav-actions .btn-gold{
    padding:12px 16px;
  }
}
@media (max-width:520px){
  .container{
    padding:0 16px;
  }
  .logo-text{
    font-size:17px;
  }
  .nav-actions .btn-gold{
    font-size:13px;
    padding:10px 14px;
  }
  .nav-actions .btn-ghost{
    display:none;
  }
  .page-hero h1{
    font-size:28px;
  }
  .section-head h2{
    font-size:24px;
  }
  .faq-item summary{
    font-size:15px;
    padding:16px 18px;
  }
  .faq-item .faq-answer{
    margin:0 16px 14px;
    padding-left:12px;
    font-size:13px;
  }
}

/* roulang page: article */
:root {
            --bg-primary: #0B1210;
            --bg-deep: #070B09;
            --bg-card: rgba(255, 255, 255, .04);
            --bg-input: rgba(255, 255, 255, .06);
            --gold: #D4A94E;
            --gold-dark: #B78A2E;
            --gold-soft: rgba(212, 169, 78, .15);
            --gold-line: rgba(212, 169, 78, .18);
            --white: #F5F7F6;
            --text-main: #F5F7F6;
            --text-muted: rgba(255, 255, 255, .65);
            --text-dim: rgba(255, 255, 255, .45);
            --border: rgba(255, 255, 255, .08);
            --radius-lg: 16px;
            --radius-md: 12px;
            --radius-sm: 6px;
            --radius-pill: 999px;
            --shadow-card: 0 2px 8px rgba(0, 0, 0, .35), 0 12px 40px rgba(0, 0, 0, .25);
            --shadow-hover: 0 4px 16px rgba(0, 0, 0, .4), 0 16px 48px rgba(0, 0, 0, .3);
            --transition: 200ms ease-out;
            --font-heading: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            --font-mono: 'Roboto Mono', 'JetBrains Mono', ui-monospace, monospace;
        }

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

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

        body {
            font-family: var(--font-body);
            background: var(--bg-primary);
            color: var(--text-main);
            line-height: 1.75;
            font-size: 16px;
            min-height: 100vh;
            overflow-x: hidden;
        }

        body::before {
            content: '';
            position: fixed;
            inset: 0;
            background: linear-gradient(180deg, rgba(7, 11, 9, .6) 0%, #070B09 100%);
            z-index: -2;
            pointer-events: none;
        }

        body::after {
            content: '';
            position: fixed;
            inset: 0;
            background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            opacity: .12;
            z-index: -1;
            pointer-events: none;
        }

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

        a:hover {
            color: var(--gold);
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        summary:focus-visible {
            outline: 2px solid var(--gold);
            outline-offset: 3px;
            border-radius: 4px;
        }

        img {
            max-width: 100%;
            display: block;
            background: rgba(255, 255, 255, .05);
        }

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

        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: var(--radius-pill);
            font-weight: 700;
            font-size: 15px;
            line-height: 1.2;
            border: 1px solid transparent;
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .btn-gold {
            background: linear-gradient(135deg, #D4A94E, #B78A2E);
            color: #0B1210;
            box-shadow: rgba(212, 169, 78, .25) 0 8px 24px;
        }

        .btn-gold:hover {
            filter: brightness(1.08);
            transform: translateY(-2px);
            color: #0B1210;
            box-shadow: rgba(212, 169, 78, .35) 0 12px 30px;
        }

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

        .btn-ghost {
            background: transparent;
            border-color: var(--gold-line);
            color: var(--gold);
        }

        .btn-ghost:hover {
            background: var(--gold-soft);
            color: var(--gold);
            transform: translateY(-1px);
        }

        .btn-sm {
            padding: 9px 20px;
            font-size: 14px;
        }

        .btn-block {
            width: 100%;
        }

        /* ===== Header ===== */
        .menu-toggle-input {
            display: none;
        }

        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            height: 72px;
            background: transparent;
            transition: background .3s ease, box-shadow .3s ease;
        }

        .site-header.scrolled {
            background: rgba(7, 11, 9, .85);
            -webkit-backdrop-filter: blur(12px);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--gold-line);
        }

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

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

        .logo-icon {
            width: 38px;
            height: 38px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, rgba(212, 169, 78, .2), rgba(212, 169, 78, .05));
            border: 1px solid var(--gold-line);
            border-radius: 10px;
            color: var(--gold);
        }

        .logo-text {
            font-family: var(--font-heading);
            font-size: 20px;
            font-weight: 800;
            letter-spacing: -0.01em;
            color: var(--white);
            white-space: nowrap;
        }

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

        .main-nav a {
            display: block;
            padding: 8px 18px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-muted);
            border-radius: var(--radius-pill);
            position: relative;
            transition: color var(--transition), background var(--transition);
        }

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

        .main-nav a.active {
            color: var(--white);
            font-weight: 600;
        }

        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 18px;
            right: 18px;
            height: 2px;
            background: var(--gold);
            border-radius: 2px;
        }

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

        .header-search {
            display: flex;
            align-items: center;
            gap: 6px;
            background: var(--bg-input);
            border: 1px solid var(--border);
            border-radius: var(--radius-pill);
            padding: 0 14px;
            height: 40px;
            width: 200px;
            transition: border-color var(--transition), box-shadow var(--transition);
        }

        .header-search:focus-within {
            border-color: var(--gold);
            box-shadow: 0 0 0 3px rgba(212, 169, 78, .15);
        }

        .header-search svg {
            width: 15px;
            height: 15px;
            color: var(--text-dim);
            flex-shrink: 0;
        }

        .header-search input {
            background: transparent;
            border: none;
            outline: none;
            color: var(--text-main);
            font-size: 14px;
            width: calc(100% - 21px);
        }

        .header-search input::placeholder {
            color: rgba(255, 255, 255, .45);
        }

        .menu-toggle {
            display: none;
            width: 42px;
            height: 42px;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
            border: 1px solid var(--border);
            border-radius: 8px;
            cursor: pointer;
            background: transparent;
            transition: border-color var(--transition);
        }

        .menu-toggle:hover {
            border-color: var(--gold);
        }

        .menu-toggle span {
            display: block;
            width: 20px;
            height: 2px;
            background: var(--white);
            border-radius: 2px;
            transition: transform .3s ease;
        }

        /* ===== Main ===== */
        main {
            padding-top: 72px;
        }

        /* ===== Article Hero ===== */
        .article-hero {
            background: linear-gradient(180deg, rgba(11, 18, 16, .8), rgba(7, 11, 9, .95)), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            padding: 64px 0 40px;
            border-bottom: 1px solid var(--border);
        }

        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-dim);
            margin-bottom: 24px;
        }

        .breadcrumb a {
            color: rgba(255, 255, 255, .55);
        }

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

        .breadcrumb .sep {
            color: rgba(255, 255, 255, .3);
        }

        .breadcrumb .current {
            color: var(--text-muted);
            max-width: 320px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        .article-heading {
            max-width: 860px;
        }

        .article-heading h1 {
            font-family: var(--font-heading);
            font-size: 36px;
            font-weight: 800;
            line-height: 1.3;
            letter-spacing: -0.02em;
            margin-bottom: 20px;
            color: var(--white);
        }

        .article-meta {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 14px 20px;
            font-size: 14px;
            color: var(--text-muted);
        }

        .article-meta .badge-cat {
            display: inline-flex;
            align-items: center;
            padding: 4px 14px;
            background: var(--gold-soft);
            border: 1px solid var(--gold-line);
            color: var(--gold);
            border-radius: var(--radius-pill);
            font-size: 13px;
            font-weight: 500;
        }

        .article-meta .meta-item {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-variant-numeric: tabular-nums;
        }

        .article-meta .meta-item svg {
            width: 14px;
            height: 14px;
            color: var(--text-dim);
        }

        .article-meta .meta-author {
            color: rgba(255, 255, 255, .55);
        }

        /* ===== Article Layout ===== */
        .article-layout {
            display: flex;
            gap: 56px;
            padding-top: 48px;
            padding-bottom: 72px;
            align-items: flex-start;
        }

        .article-main {
            flex: 1;
            max-width: 760px;
            min-width: 0;
        }

        .article-cover {
            border-radius: var(--radius-lg);
            overflow: hidden;
            margin-bottom: 40px;
            box-shadow: var(--shadow-card);
        }

        .article-cover img {
            width: 100%;
            aspect-ratio: 16 / 9;
            object-fit: cover;
        }

        /* ===== Article Content ===== */
        .article-content {
            font-size: 16px;
            line-height: 1.9;
            color: rgba(245, 247, 246, .88);
        }

        .article-content p {
            margin-bottom: 24px;
        }

        .article-content h2 {
            font-family: var(--font-heading);
            font-size: 24px;
            font-weight: 700;
            color: var(--white);
            margin: 40px 0 16px;
            padding-bottom: 10px;
            border-bottom: 1px solid var(--border);
            letter-spacing: -0.01em;
        }

        .article-content h3 {
            font-family: var(--font-heading);
            font-size: 20px;
            font-weight: 600;
            color: var(--white);
            margin: 32px 0 14px;
        }

        .article-content blockquote {
            margin: 32px 0;
            padding: 20px 24px;
            background: rgba(255, 255, 255, .03);
            border-left: 3px solid var(--gold);
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            color: rgba(245, 247, 246, .78);
            font-size: 15px;
            line-height: 1.8;
        }

        .article-content ul,
        .article-content ol {
            margin: 0 0 24px 0;
            padding-left: 0;
            list-style: none;
        }

        .article-content ul li,
        .article-content ol li {
            position: relative;
            padding-left: 24px;
            margin-bottom: 10px;
        }

        .article-content ul li::before {
            content: '';
            position: absolute;
            left: 6px;
            top: 12px;
            width: 6px;
            height: 6px;
            background: var(--gold);
            border-radius: 50%;
        }

        .article-content ol {
            counter-reset: article-ol;
        }

        .article-content ol li {
            counter-increment: article-ol;
        }

        .article-content ol li::before {
            content: counter(article-ol) '.';
            position: absolute;
            left: 0;
            top: 0;
            font-family: var(--font-mono);
            font-size: 14px;
            color: var(--gold);
        }

        .article-content img {
            border-radius: var(--radius-md);
            margin: 24px 0;
        }

        .article-content a {
            color: var(--gold);
            border-bottom: 1px solid rgba(212, 169, 78, .3);
        }

        .article-content a:hover {
            color: var(--gold-dark);
            border-bottom-color: var(--gold);
        }

        .article-content table {
            width: 100%;
            border-collapse: collapse;
            margin: 24px 0;
            font-size: 14px;
        }

        .article-content th,
        .article-content td {
            padding: 12px 16px;
            border: 1px solid var(--border);
            text-align: left;
        }

        .article-content th {
            background: var(--bg-card);
            color: var(--gold);
            font-weight: 600;
        }

        .article-empty {
            text-align: center;
            padding: 80px 24px;
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px dashed var(--border);
        }

        .article-empty p {
            font-size: 18px;
            color: var(--text-muted);
            margin-bottom: 16px;
        }

        .article-tags {
            margin-top: 40px;
            padding-top: 24px;
            border-top: 1px solid var(--border);
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .article-tags .tag {
            display: inline-block;
            padding: 5px 14px;
            background: var(--bg-input);
            border: 1px solid var(--border);
            border-radius: var(--radius-pill);
            font-size: 13px;
            color: var(--text-muted);
            transition: all var(--transition);
        }

        .article-tags .tag:hover {
            border-color: var(--gold-line);
            color: var(--gold);
            background: var(--gold-soft);
        }

        /* ===== Sidebar ===== */
        .article-sidebar {
            width: 320px;
            flex-shrink: 0;
            position: sticky;
            top: 96px;
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .side-widget {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 24px;
        }

        .side-widget h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--white);
            margin-bottom: 16px;
            padding-bottom: 12px;
            border-bottom: 1px solid var(--border);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .side-widget h3 svg {
            width: 18px;
            height: 18px;
            color: var(--gold);
        }

        .side-list {
            list-style: none;
        }

        .side-list li {
            padding: 10px 0;
            border-bottom: 1px solid rgba(255, 255, 255, .04);
            font-size: 14px;
            line-height: 1.5;
        }

        .side-list li:last-child {
            border-bottom: none;
        }

        .side-list a {
            color: rgba(245, 247, 246, .75);
            display: block;
            transition: color var(--transition);
        }

        .side-list a:hover {
            color: var(--gold);
        }

        .side-list .side-date {
            display: block;
            font-family: var(--font-mono);
            font-size: 12px;
            color: rgba(255, 255, 255, .35);
            margin-top: 2px;
            font-variant-numeric: tabular-nums;
        }

        .side-cta {
            background: linear-gradient(145deg, rgba(212, 169, 78, .1), rgba(212, 169, 78, .03));
            border-color: var(--gold-line);
            text-align: center;
        }

        .side-cta h3 {
            border-bottom: none;
            justify-content: center;
        }

        .side-cta p {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 16px;
            line-height: 1.6;
        }

        /* ===== Related ===== */
        .related-section {
            background: linear-gradient(180deg, var(--bg-deep) 0%, var(--bg-primary) 100%);
            padding: 72px 0 56px;
            border-top: 1px solid var(--border);
        }

        .section-header {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            margin-bottom: 32px;
            gap: 16px;
        }

        .section-header h2 {
            font-family: var(--font-heading);
            font-size: 28px;
            font-weight: 700;
            letter-spacing: -0.02em;
            color: var(--white);
        }

        .section-header .section-sub {
            font-size: 15px;
            color: var(--text-muted);
        }

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

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

        .related-card:hover {
            border-color: var(--gold-line);
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }

        .related-card .rc-cover {
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: rgba(255, 255, 255, .04);
        }

        .related-card .rc-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .4s ease;
        }

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

        .related-card .rc-body {
            padding: 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .related-card .rc-cat {
            font-size: 12px;
            color: var(--gold);
            font-weight: 500;
            letter-spacing: .03em;
        }

        .related-card h3 {
            font-size: 16px;
            font-weight: 600;
            line-height: 1.4;
            color: var(--white);
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        .related-card p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .related-card .rc-date {
            font-family: var(--font-mono);
            font-size: 12px;
            color: var(--text-dim);
            font-variant-numeric: tabular-nums;
            margin-top: auto;
        }

        .back-link-wrap {
            text-align: center;
            padding: 40px 0 0;
        }

        .back-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--text-muted);
            font-size: 15px;
            padding: 8px 16px;
            border-radius: var(--radius-pill);
            transition: all var(--transition);
        }

        .back-link svg {
            width: 16px;
            height: 16px;
            transition: transform var(--transition);
        }

        .back-link:hover {
            color: var(--gold);
        }

        .back-link:hover svg {
            transform: translateX(-4px);
        }

        /* ===== FAQ ===== */
        .faq-section {
            padding: 72px 0;
            background: var(--bg-deep);
            border-top: 1px solid var(--border);
        }

        .faq-layout {
            display: flex;
            gap: 56px;
        }

        .faq-left {
            width: 280px;
            flex-shrink: 0;
        }

        .faq-left h2 {
            font-family: var(--font-heading);
            font-size: 30px;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--white);
            margin-bottom: 12px;
        }

        .faq-left p {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.6;
        }

        .faq-list {
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

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

        .faq-item[open] {
            border-color: var(--gold-line);
        }

        .faq-item summary {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 20px;
            cursor: pointer;
            font-size: 15px;
            font-weight: 500;
            color: var(--white);
            list-style: none;
            transition: background var(--transition);
            user-select: none;
        }

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

        .faq-item summary:hover {
            background: rgba(255, 255, 255, .02);
        }

        .faq-item summary .faq-icon {
            width: 22px;
            height: 22px;
            display: flex;
            align-items: center;
            justify-content: center;
            border: 1px solid var(--gold-line);
            border-radius: 50%;
            color: var(--gold);
            flex-shrink: 0;
            transition: transform .25s ease;
            font-size: 14px;
            line-height: 1;
        }

        .faq-item[open] summary .faq-icon {
            transform: rotate(45deg);
        }

        .faq-item .faq-answer {
            padding: 0 20px 20px;
            font-size: 14px;
            line-height: 1.8;
            color: rgba(245, 247, 246, .7);
            border-left: 3px solid var(--gold);
            margin-left: 20px;
            padding-left: 20px;
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: 80px 0;
            background: var(--bg-primary);
            border-top: 1px solid var(--border);
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: linear-gradient(rgba(212, 169, 78, .06) 1px, transparent 1px),
                linear-gradient(90deg, rgba(212, 169, 78, .06) 1px, transparent 1px);
            background-size: 40px 40px;
            pointer-events: none;
        }

        .cta-inner {
            position: relative;
            text-align: center;
            max-width: 640px;
            margin: 0 auto;
        }

        .cta-inner h2 {
            font-family: var(--font-heading);
            font-size: 34px;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--white);
            margin-bottom: 14px;
        }

        .cta-inner h2 span {
            color: var(--gold);
        }

        .cta-inner p {
            font-size: 16px;
            color: rgba(255, 255, 255, .65);
            margin-bottom: 28px;
            line-height: 1.7;
        }

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

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-deep);
            border-top: 1px solid var(--gold-line);
            padding: 64px 0 24px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1.6fr;
            gap: 48px;
            margin-bottom: 40px;
        }

        .footer-brand .logo {
            margin-bottom: 14px;
        }

        .footer-brand p {
            font-size: 14px;
            color: rgba(255, 255, 255, .55);
            line-height: 1.7;
            max-width: 320px;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--white);
            margin-bottom: 16px;
        }

        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col ul a {
            font-size: 14px;
            color: rgba(255, 255, 255, .55);
        }

        .footer-col ul a:hover {
            color: var(--gold);
        }

        .footer-col p {
            font-size: 14px;
            color: rgba(255, 255, 255, .5);
            margin-bottom: 16px;
            line-height: 1.6;
        }

        .subscribe-form {
            display: flex;
            gap: 10px;
        }

        .subscribe-form input {
            flex: 1;
            padding: 10px 16px;
            background: var(--bg-input);
            border: 1px solid var(--border);
            border-radius: var(--radius-pill);
            color: var(--white);
            font-size: 14px;
            outline: none;
            transition: border-color var(--transition), box-shadow var(--transition);
        }

        .subscribe-form input:focus {
            border-color: var(--gold);
            box-shadow: 0 0 0 3px rgba(212, 169, 78, .12);
        }

        .subscribe-form input::placeholder {
            color: rgba(255, 255, 255, .35);
        }

        .subscribe-form .btn {
            flex-shrink: 0;
            height: 42px;
            padding: 0 22px;
        }

        .footer-bottom {
            border-top: 1px solid var(--border);
            padding-top: 24px;
            text-align: center;
            font-size: 13px;
            color: rgba(255, 255, 255, .35);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1199px) {
            .article-layout {
                gap: 32px;
            }

            .article-sidebar {
                width: 280px;
            }

            .related-grid {
                gap: 16px;
            }
        }

        @media (max-width: 991px) {
            .header-search {
                width: 160px;
            }

            .article-layout {
                flex-direction: column;
                padding-top: 32px;
            }

            .article-main {
                max-width: 100%;
            }

            .article-sidebar {
                width: 100%;
                position: static;
                display: grid;
                grid-template-columns: repeat(3, 1fr);
                gap: 16px;
            }

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

            .faq-layout {
                flex-direction: column;
                gap: 32px;
            }

            .faq-left {
                width: 100%;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }

            .footer-brand {
                grid-column: 1 / -1;
            }
        }

        @media (max-width: 767px) {
            .site-header,
            .header-inner {
                height: 60px;
            }

            main {
                padding-top: 60px;
            }

            .header-actions .btn-ghost,
            .header-actions .btn-gold {
                display: none;
            }

            .header-search {
                display: none;
            }

            .menu-toggle {
                display: flex;
            }

            .main-nav {
                position: fixed;
                top: 60px;
                right: 0;
                bottom: 0;
                width: 300px;
                background: rgba(7, 11, 9, .95);
                -webkit-backdrop-filter: blur(16px);
                backdrop-filter: blur(16px);
                border-left: 1px solid var(--gold-line);
                padding: 32px 24px;
                transform: translateX(100%);
                transition: transform .35s ease;
                z-index: 99;
                overflow-y: auto;
            }

            .main-nav ul {
                flex-direction: column;
                gap: 4px;
            }

            .main-nav a {
                font-size: 16px;
                padding: 14px 16px;
                border-radius: var(--radius-md);
            }

            .main-nav a.active::after {
                display: none;
            }

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

            .menu-toggle-input:checked~.site-header .main-nav {
                transform: translateX(0);
            }

            .menu-toggle-input:checked~.site-header .menu-toggle span:nth-child(1) {
                transform: rotate(45deg) translate(4px, 4px);
            }

            .menu-toggle-input:checked~.site-header .menu-toggle span:nth-child(2) {
                opacity: 0;
            }

            .menu-toggle-input:checked~.site-header .menu-toggle span:nth-child(3) {
                transform: rotate(-45deg) translate(4px, -4px);
            }
        }

        @media (max-width: 575px) {
            .container {
                padding: 0 16px;
            }

            .article-heading h1 {
                font-size: 26px;
            }

            .article-meta {
                gap: 10px 14px;
                font-size: 13px;
            }

            .related-grid {
                grid-template-columns: 1fr;
            }

            .article-sidebar {
                grid-template-columns: 1fr;
            }

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

            .subscribe-form {
                flex-direction: column;
            }

            .subscribe-form .btn {
                width: 100%;
            }

            .cta-inner h2 {
                font-size: 26px;
            }

            .cta-actions {
                flex-direction: column;
                align-items: center;
            }

            .cta-actions .btn {
                width: 100%;
                max-width: 280px;
            }

            .breadcrumb .current {
                max-width: 140px;
            }
        }

        /* ===== Scroll Reveal ===== */
        .reveal {
            opacity: 0;
            transform: translateY(24px);
            transition: opacity .5s ease, transform .5s ease;
        }

        .reveal.visible {
            opacity: 1;
            transform: translateY(0);
        }

        @media (prefers-reduced-motion: reduce) {
            .reveal {
                opacity: 1;
                transform: none;
                transition: none;
            }

            * {
                animation-duration: .01ms !important;
                transition-duration: .01ms !important;
            }
        }