/* ============================================
   8522 bet - Emerald Trust Gaming UI
   Design System: Original commercial brand style
   ============================================ */

/* --- CSS Variables / Design Tokens --- */
:root {
  --color-primary: #16a34a;
  --color-primary-dark: #15803d;
  --color-primary-soft: rgba(22,163,74,.12);
  --color-secondary: #0ea5e9;
  --color-accent: #a855f7;
  --color-bg: #020617;
  --color-bg-soft: #0f172a;
  --color-surface: #1e293b;
  --color-surface-strong: #334155;
  --color-card: #0f172a;
  --color-card-alt: #1e293b;
  --color-border: #334155;
  --color-border-strong: #475569;
  --color-text: #e2e8f0;
  --color-text-soft: #94a3b8;
  --color-text-muted: #64748b;
  --color-success: #22c55e;
  --color-warning: #f59e0b;
  --color-danger: #ef4444;
  --color-footer-bg: #020617;
  --color-footer-text: #94a3b8;

  --gradient-hero: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #0f172a 100%);
  --gradient-hero-soft: linear-gradient(180deg, rgba(22,163,74,.08) 0%, transparent 60%);
  --gradient-button: linear-gradient(135deg, #16a34a 0%, #22c55e 100%);
  --gradient-button-hover: linear-gradient(135deg, #15803d 0%, #16a34a 100%);
  --gradient-card-border: linear-gradient(135deg, #22c55e 0%, #0ea5e9 100%);
  --gradient-cta: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
  --gradient-footer: linear-gradient(180deg, #0f172a 0%, #020617 100%);

  --shadow-header: 0 2px 20px rgba(0,0,0,.4);
  --shadow-card: 0 4px 24px rgba(0,0,0,.25);
  --shadow-card-hover: 0 8px 32px rgba(22,163,74,.2);
  --shadow-button: 0 4px 16px rgba(22,163,74,.3);
  --shadow-soft: 0 2px 12px rgba(0,0,0,.15);
  --shadow-menu: 0 8px 40px rgba(0,0,0,.5);

  --radius-xs: 4px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-pill: 999px;
  --radius-card: 14px;

  --font-base: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, "Noto Sans Bengali", sans-serif;
  --fs-h1: clamp(1.75rem, 4vw, 2.75rem);
  --fs-h2: clamp(1.35rem, 3vw, 2rem);
  --fs-h3: clamp(1.1rem, 2vw, 1.4rem);
  --fs-body: 1.05rem;
  --fs-small: .9rem;
  --fs-nav: clamp(13px, .84vw, 15px);
  --fs-button: .95rem;
  --lh-heading: 1.3;
  --lh-body: 1.85;

  --container-max: 1200px;
  --container-narrow: 820px;
  --section-y: clamp(48px, 6vw, 80px);
  --section-y-sm: clamp(32px, 4vw, 56px);
  --gap-sm: 12px;
  --gap-md: 20px;
  --gap-lg: 32px;
  --header-h: 72px;
  --mobile-header-h: 64px;

  --motion-fast: .15s;
  --motion-normal: .3s;
  --motion-slow: .5s;
  --ease-out: cubic-bezier(.22,1,.36,1);
}

/* --- Reset --- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-base);
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  color: var(--color-text);
  background: var(--color-bg);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-secondary); text-decoration: none; transition: color var(--motion-fast); }
a:hover { color: var(--color-primary); }
h1, h2, h3, h4 { line-height: var(--lh-heading); margin: 0 0 .75em; }
h1 { font-size: var(--fs-h1); color: var(--color-success); }
h2 { font-size: var(--fs-h2); color: var(--color-secondary); }
h3 { font-size: var(--fs-h3); color: var(--color-text); }
p { margin: 0 0 1em; }
ul { list-style: none; margin: 0; padding: 0; }
:focus-visible {
  outline: 2px solid var(--color-secondary);
  outline-offset: 2px;
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
  html { scroll-behavior: auto; }
}

/* --- Containers --- */
.section-container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 clamp(16px, 3vw, 32px);
}
.section-pad { padding-top: var(--section-y); padding-bottom: var(--section-y); }
.section-alt { background: var(--color-bg-soft); }
.section-cta { background: var(--gradient-cta); border-top: 2px solid var(--color-accent); border-bottom: 2px solid var(--color-accent); }
.section-lead { color: var(--color-text-soft); max-width: 720px; margin-bottom: var(--gap-lg); }

/* ============================================
   HEADER
   ============================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  width: 100%;
  background: var(--color-bg-soft);
  border-bottom: 2px solid var(--color-primary);
  transition: box-shadow var(--motion-normal);
}
.site-header.scrolled { box-shadow: var(--shadow-header); }

.header-inner {
  width: 100%;
  max-width: none;
  padding-left: clamp(10px, 1.2vw, 20px);
  padding-right: clamp(10px, 1.2vw, 20px);
  min-height: var(--header-h);
  display: flex;
  align-items: center;
  gap: clamp(10px, 1vw, 18px);
}

.brand-wrap {
  flex: 0 0 auto;
  margin-right: clamp(4px, .8vw, 14px);
  display: flex;
  align-items: center;
}
.site-logo {
  display: block;
  width: auto;
  height: clamp(32px, 3vw, 42px);
  max-width: clamp(118px, 10vw, 168px);
  object-fit: contain;
}

.primary-nav {
  flex: 1 1 auto;
  min-width: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: nowrap;
  gap: clamp(6px, .72vw, 14px);
  white-space: nowrap;
  overflow: visible;
}
.primary-nav a {
  flex: 0 1 auto;
  min-width: 0;
  padding: 9px clamp(6px, .65vw, 12px);
  font-size: var(--fs-nav);
  line-height: 1;
  white-space: nowrap;
  color: var(--color-secondary);
  font-weight: 500;
  border-radius: var(--radius-sm);
  transition: color var(--motion-fast), background var(--motion-fast);
  text-decoration: none;
}
.primary-nav a:hover { color: var(--color-success); background: var(--color-primary-soft); }
.primary-nav a.active { color: var(--color-success); background: var(--color-primary-soft); font-weight: 600; }

.header-actions {
  flex: 0 0 auto;
  margin-left: auto;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: clamp(6px, .6vw, 10px);
  white-space: nowrap;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 18px;
  font-size: var(--fs-button);
  font-weight: 600;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--motion-fast);
  text-decoration: none;
  white-space: nowrap;
  line-height: 1.2;
  min-height: 42px;
}
.btn-login {
  background: transparent;
  color: var(--color-secondary);
  border: 1.5px solid var(--color-secondary);
}
.btn-login:hover { background: var(--color-secondary); color: #fff; }
.btn-register {
  background: var(--gradient-button);
  color: #fff;
  box-shadow: var(--shadow-button);
}
.btn-register:hover { background: var(--gradient-button-hover); transform: translateY(-1px); }

.nav-toggle {
  display: none;
  flex: 0 0 40px;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  padding: 8px;
  flex-direction: column;
  gap: 5px;
  margin-left: 2px;
}
.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform var(--motion-normal), opacity var(--motion-normal);
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* Mobile menu */
.mobile-menu {
  display: none;
  position: fixed;
  left: 12px;
  right: 12px;
  top: calc(var(--mobile-header-h) + 8px);
  max-height: calc(100vh - var(--mobile-header-h) - 24px);
  overflow-y: auto;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-menu);
  z-index: 999;
  padding: 16px;
}
.mobile-menu.is-open { display: block; }
.mobile-menu-inner { display: flex; flex-direction: column; gap: 4px; }
.mobile-menu a {
  display: block;
  padding: 14px 12px;
  color: var(--color-text);
  font-weight: 500;
  border-radius: var(--radius-sm);
  text-decoration: none;
}
.mobile-menu a:hover, .mobile-menu a.active { background: var(--color-primary-soft); color: var(--color-success); }
.mobile-menu-actions {
  display: flex;
  gap: 10px;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--color-border);
}
.mobile-menu-actions .btn { flex: 1; text-align: center; }

/* ============================================
   HERO - Homepage
   ============================================ */
.home-hero {
  background: var(--gradient-hero);
  padding: clamp(48px, 8vw, 96px) 0;
  border-bottom: 3px solid var(--color-primary);
  position: relative;
  overflow: hidden;
}
.home-hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 60%;
  height: 200%;
  background: radial-gradient(ellipse, rgba(22,163,74,.06) 0%, transparent 70%);
  pointer-events: none;
}
.hero-container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 clamp(16px, 3vw, 32px);
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: var(--gap-lg);
  align-items: center;
}
.hero-lead {
  font-size: clamp(1rem, 1.5vw, 1.15rem);
  color: var(--color-text-soft);
  margin-bottom: 1.5em;
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 1.5em; }
.btn-hero-primary {
  background: var(--gradient-button);
  color: #fff;
  padding: 14px 28px;
  font-size: 1.05rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-button);
  min-height: 48px;
}
.btn-hero-primary:hover { transform: translateY(-2px); box-shadow: 0 6px 24px rgba(22,163,74,.4); color: #fff; }
.btn-hero-secondary {
  background: transparent;
  color: var(--color-secondary);
  border: 1.5px solid var(--color-secondary);
  padding: 14px 28px;
  font-size: 1.05rem;
  border-radius: var(--radius-md);
  min-height: 48px;
}
.btn-hero-secondary:hover { background: var(--color-secondary); color: #fff; }
.hero-trust { display: flex; gap: 20px; flex-wrap: wrap; }
.trust-item { display: flex; align-items: center; gap: 6px; font-size: .9rem; color: var(--color-text-soft); }
.trust-item i { color: var(--color-success); font-size: 1.1rem; }
.hero-visual { display: flex; justify-content: center; }
.hero-visual img { border-radius: var(--radius-lg); border: 2px solid var(--color-border); }

/* Trust Strip */
.home-trust-strip { background: var(--color-surface); padding: 24px 0; border-bottom: 1px solid var(--color-border); }
.trust-strip-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.trust-strip-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px;
  border-radius: var(--radius-md);
}
.trust-strip-item i { font-size: 1.8rem; color: var(--color-success); }
.trust-strip-item strong { display: block; color: var(--color-text); font-size: 1rem; }
.trust-strip-item span { font-size: .85rem; color: var(--color-text-muted); }

/* Intro Grid */
.intro-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: var(--gap-lg); align-items: start; }
.intro-visual img { border-radius: var(--radius-lg); border: 2px solid var(--color-border); }

/* Game Showcase */
.game-card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--gap-md); }
.game-card {
  display: block;
  padding: 28px 20px;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  text-decoration: none;
  transition: transform var(--motion-normal), box-shadow var(--motion-normal), border-color var(--motion-normal);
}
.game-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
  border-color: var(--color-success);
}
.game-card-icon { font-size: 2.2rem; color: var(--color-accent); margin-bottom: 14px; }
.game-card h3 { color: var(--color-success); font-size: 1.15rem; margin-bottom: 8px; }
.game-card p { color: var(--color-text-soft); font-size: .95rem; margin: 0; }

/* Feature Cards */
.feature-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--gap-md); margin-bottom: var(--gap-md); }
.feature-card {
  padding: 28px 22px;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  transition: transform var(--motion-normal), box-shadow var(--motion-normal);
}
.feature-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-card-hover); }
.feature-card-primary { border-left: 3px solid var(--color-success); }
.feature-card-secondary { border-left: 3px solid var(--color-secondary); }
.feature-card-accent { border-left: 3px solid var(--color-accent); }
.feature-icon-wrap { font-size: 2rem; color: var(--color-accent); margin-bottom: 12px; }
.feature-image-row { margin: var(--gap-md) 0; }
.feature-image-row img { border-radius: var(--radius-lg); border: 2px solid var(--color-border); width: 100%; }

/* Feature Alt Cards (game pages) */
.feature-cards-alt { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--gap-md); margin-top: var(--gap-md); }
.feature-alt-card {
  padding: 24px 20px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  text-align: center;
  transition: transform var(--motion-normal), box-shadow var(--motion-normal);
}
.feature-alt-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-card-hover); }
.feature-alt-card i { font-size: 2.4rem; color: var(--color-success); margin-bottom: 12px; }

/* Step Flow */
.step-flow { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--gap-md); }
.step-card {
  padding: 28px 20px;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  position: relative;
}
.step-number {
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-primary);
  opacity: .5;
  margin-bottom: 8px;
}

/* How-to Steps (game pages) */
.howto-steps { display: flex; flex-direction: column; gap: 16px; margin-bottom: var(--gap-lg); }
.howto-step {
  display: flex;
  gap: 20px;
  padding: 20px;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
}
.howto-step-num {
  flex: 0 0 48px;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary);
  color: #fff;
  font-size: 1.3rem;
  font-weight: 700;
  border-radius: 50%;
}
.howto-step-content { flex: 1; }
.howto-image img { border-radius: var(--radius-lg); border: 2px solid var(--color-border); width: 100%; }

/* Tips Grid */
.tips-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--gap-md); }
.tip-card {
  padding: 24px 20px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
}
.tip-card h3 { font-size: 1.1rem; display: flex; align-items: center; gap: 8px; }
.tip-card h3 i { color: var(--color-success); }

/* Safety Content */
.safety-content {
  display: grid;
  grid-template-columns: 1.2fr .8fr;
  gap: var(--gap-lg);
  align-items: start;
}
.safety-image img { border-radius: var(--radius-lg); border: 2px solid var(--color-border); }

/* Content Flow */
.content-block-with-image {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: var(--gap-lg);
  align-items: start;
}
.content-image-side img { border-radius: var(--radius-lg); border: 2px solid var(--color-border); }

/* Review Grid */
.review-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--gap-md); }
.review-card {
  padding: 24px;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  border-top: 3px solid var(--color-accent);
}
.review-stars { color: var(--color-warning); margin-bottom: 12px; font-size: 1.1rem; }
.review-text { color: var(--color-text-soft); font-style: italic; }
.review-author { color: var(--color-text-muted); font-weight: 600; margin: 0; }

/* Privacy Panel */
.privacy-panel {
  background: var(--color-surface);
  padding: 32px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}

/* CTA */
.cta-container { display: grid; grid-template-columns: .45fr .55fr; gap: var(--gap-lg); align-items: center; }
.cta-image { border-radius: var(--radius-lg); border: 2px solid var(--color-border); }
.cta-actions { display: flex; gap: 14px; flex-wrap: wrap; margin: 1.5em 0 1em; }
.btn-cta-primary {
  background: var(--gradient-button);
  color: #fff;
  padding: 14px 28px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-button);
  min-height: 48px;
}
.btn-cta-primary:hover { transform: translateY(-2px); color: #fff; }
.btn-cta-secondary {
  background: transparent;
  color: var(--color-secondary);
  border: 1.5px solid var(--color-secondary);
  padding: 14px 28px;
  border-radius: var(--radius-md);
  min-height: 48px;
}
.btn-cta-secondary:hover { background: var(--color-secondary); color: #fff; }
.cta-trust { color: var(--color-text-muted); font-size: .9rem; display: flex; align-items: center; gap: 6px; }
.cta-trust i { color: var(--color-success); }

/* Related Links */
.related-links { display: flex; flex-wrap: wrap; gap: 12px; }
.related-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 18px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  color: var(--color-text);
  font-size: .95rem;
  transition: all var(--motion-fast);
  text-decoration: none;
}
.related-link:hover { border-color: var(--color-success); color: var(--color-success); background: var(--color-primary-soft); }
.related-link i { color: var(--color-accent); }

/* ============================================
   FAQ
   ============================================ */
.faq-list { display: flex; flex-direction: column; gap: 10px; max-width: var(--container-narrow); }
.faq-item {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 18px 20px;
  background: transparent;
  border: none;
  color: var(--color-secondary);
  font-size: 1.05rem;
  font-weight: 600;
  cursor: pointer;
  text-align: left;
  transition: background var(--motion-fast);
  font-family: inherit;
}
.faq-question:hover { background: var(--color-primary-soft); }
.faq-question i { transition: transform var(--motion-normal); font-size: .85rem; color: var(--color-text-muted); flex-shrink: 0; }
.faq-question[aria-expanded="true"] i { transform: rotate(180deg); }
.faq-answer {
  display: none;
  padding: 0 20px 18px;
  color: var(--color-text-soft);
}
.faq-answer.is-open { display: block; }

/* ============================================
   BREADCRUMB
   ============================================ */
.breadcrumb-nav { padding: 16px 0 8px; }
.breadcrumb-list { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; font-size: .9rem; }
.breadcrumb-item { color: var(--color-text-muted); }
.breadcrumb-item a { color: var(--color-secondary); }
.breadcrumb-item + .breadcrumb-item::before { content: '/'; margin-right: 8px; color: var(--color-text-muted); }
.breadcrumb-item.active { color: var(--color-success); }

/* ============================================
   PAGE CONTENT - Game / Inner pages
   ============================================ */
.page-content { min-height: 60vh; }
.page-lead { font-size: clamp(1rem, 1.4vw, 1.12rem); color: var(--color-text-soft); max-width: 780px; margin-bottom: 1.5em; }
.info-two-col {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: var(--gap-lg);
  align-items: start;
}
.info-image img { border-radius: var(--radius-lg); border: 2px solid var(--color-border); }

/* Auth pages */
.auth-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--gap-lg);
  align-items: start;
}
.auth-form-card {
  background: var(--color-surface);
  padding: 32px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}
.auth-form-card label { display: block; color: var(--color-text); font-weight: 500; margin-bottom: 6px; font-size: .95rem; }
.auth-form-card input[type="text"],
.auth-form-card input[type="email"],
.auth-form-card input[type="password"],
.auth-form-card input[type="tel"] {
  width: 100%;
  padding: 12px 14px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  font-size: 1rem;
  margin-bottom: 16px;
  transition: border-color var(--motion-fast);
  font-family: inherit;
}
.auth-form-card input:focus { border-color: var(--color-primary); outline: none; box-shadow: 0 0 0 3px var(--color-primary-soft); }
.auth-trust-card {
  background: var(--color-card);
  padding: 28px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}
.auth-step-list { counter-reset: step; }
.auth-step-list li {
  counter-increment: step;
  padding: 12px 0;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  gap: 12px;
}
.auth-step-list li::before {
  content: counter(step);
  flex: 0 0 28px;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary);
  color: #fff;
  border-radius: 50%;
  font-size: .85rem;
  font-weight: 700;
}

/* Policy pages */
.policy-layout { max-width: var(--container-narrow); margin: 0 auto; }
.policy-toc {
  background: var(--color-surface);
  padding: 24px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  margin-bottom: var(--gap-lg);
}
.policy-toc a { display: block; padding: 8px 0; border-bottom: 1px solid var(--color-border); }
.policy-note {
  background: var(--color-primary-soft);
  border-left: 4px solid var(--color-primary);
  padding: 16px 20px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin: 16px 0;
}
.policy-warning {
  background: rgba(239,68,68,.1);
  border-left: 4px solid var(--color-danger);
  padding: 16px 20px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin: 16px 0;
}

/* Article pages */
.article-shell { max-width: var(--container-narrow); margin: 0 auto; }
.article-meta { color: var(--color-text-muted); font-size: .9rem; margin-bottom: 20px; display: flex; gap: 16px; }
.article-cover { margin-bottom: var(--gap-lg); }
.article-cover img { border-radius: var(--radius-lg); border: 2px solid var(--color-border); width: 100%; }
.article-body p { margin-bottom: 1.2em; }
.article-related {
  background: var(--color-surface);
  padding: 24px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  margin-top: var(--gap-lg);
}

/* Blog list */
.blog-card-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--gap-md); }
.blog-card {
  display: block;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  overflow: hidden;
  text-decoration: none;
  transition: transform var(--motion-normal), box-shadow var(--motion-normal);
}
.blog-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-card-hover); }
.blog-card-image img { width: 100%; aspect-ratio: 16/9; object-fit: cover; }
.blog-card-body { padding: 20px; }
.blog-card-body h3 { color: var(--color-success); font-size: 1.1rem; }
.blog-card-body p { color: var(--color-text-soft); font-size: .95rem; }

/* FAQ page groups */
.faq-groups { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: var(--gap-lg); }
.faq-group-btn {
  padding: 10px 18px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  color: var(--color-text);
  cursor: pointer;
  font-family: inherit;
  font-size: .95rem;
  transition: all var(--motion-fast);
}
.faq-group-btn:hover, .faq-group-btn.active { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }

/* About page */
.about-timeline { border-left: 3px solid var(--color-primary); padding-left: 24px; margin: var(--gap-lg) 0; }
.about-timeline-item { padding-bottom: 24px; position: relative; }
.about-timeline-item::before {
  content: '';
  position: absolute;
  left: -30px;
  top: 4px;
  width: 12px;
  height: 12px;
  background: var(--color-primary);
  border-radius: 50%;
  border: 2px solid var(--color-bg);
}
.about-data-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--gap-md); }
.about-data-card {
  text-align: center;
  padding: 24px;
  background: var(--color-surface);
  border-radius: var(--radius-card);
  border: 1px solid var(--color-border);
}
.about-data-card .data-num { font-size: 2rem; font-weight: 800; color: var(--color-success); }

/* ============================================
   FOOTER
   ============================================ */
.site-footer {
  background: var(--gradient-footer);
  border-top: 3px solid var(--color-primary);
  padding: 48px 0 24px;
  margin-top: 60px;
}
.footer-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 clamp(16px, 3vw, 32px);
}
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: var(--gap-lg); margin-bottom: 32px; }
.footer-brand img { margin-bottom: 12px; border-radius: var(--radius-sm); }
.footer-desc { color: var(--color-footer-text); font-size: .95rem; }
.footer-email { color: var(--color-text-muted); font-size: .9rem; }
.footer-heading { color: var(--color-success); font-size: 1.05rem; margin-bottom: 16px; }
.footer-links li { margin-bottom: 8px; }
.footer-links a { color: var(--color-footer-text); font-size: .95rem; transition: color var(--motion-fast); text-decoration: none; }
.footer-links a:hover { color: var(--color-success); }
.footer-bottom {
  border-top: 1px solid var(--color-border);
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-safety { display: flex; align-items: center; gap: 10px; }
.safety-badge {
  background: var(--color-danger);
  color: #fff;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: .85rem;
}
.safety-text { color: var(--color-text-muted); font-size: .85rem; }
.footer-copy { color: var(--color-text-muted); font-size: .85rem; margin: 0; }

/* ============================================
   AOS / SWIPER DEGRADATION
   ============================================ */
[data-aos] { transition-property: opacity, transform; }
.swiper:not(.swiper-initialized) { overflow-x: auto; display: flex; gap: 16px; }
.swiper:not(.swiper-initialized) .swiper-slide { flex: 0 0 280px; }

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1180px) {
  .site-header .header-inner {
    width: 100%;
    max-width: none;
    padding-left: clamp(8px, 2.4vw, 14px);
    padding-right: clamp(8px, 2.4vw, 14px);
    min-height: var(--mobile-header-h);
    justify-content: flex-start;
    gap: clamp(6px, 1.8vw, 10px);
  }
  .brand-wrap { flex: 0 1 auto; margin-right: 0; }
  .site-logo { height: clamp(30px, 8vw, 40px); max-width: clamp(104px, 27vw, 138px); }
  .primary-nav { display: none; }
  .header-actions {
    margin-left: auto;
    flex: 0 0 auto;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: clamp(5px, 1.6vw, 8px);
    white-space: nowrap;
  }
  .header-actions .btn { min-height: 40px; padding-inline: clamp(10px, 2.6vw, 14px); font-size: clamp(12px, 3.2vw, 14px); }
  .nav-toggle { display: inline-flex; flex: 0 0 40px; width: 40px; height: 40px; align-items: center; justify-content: center; margin-left: 2px; }
}

@media (max-width: 900px) {
  .hero-container { grid-template-columns: 1fr; text-align: center; }
  .hero-actions { justify-content: center; }
  .hero-trust { justify-content: center; }
  .hero-visual { max-width: 400px; margin: 0 auto; }
  .trust-strip-grid { grid-template-columns: repeat(2, 1fr); }
  .intro-grid { grid-template-columns: 1fr; }
  .game-card-grid { grid-template-columns: repeat(2, 1fr); }
  .feature-row { grid-template-columns: 1fr; }
  .feature-cards-alt { grid-template-columns: 1fr; }
  .step-flow { grid-template-columns: repeat(2, 1fr); }
  .review-grid { grid-template-columns: 1fr; }
  .content-block-with-image { grid-template-columns: 1fr; }
  .cta-container { grid-template-columns: 1fr; text-align: center; }
  .cta-image { max-width: 360px; margin: 0 auto; }
  .safety-content { grid-template-columns: 1fr; }
  .info-two-col { grid-template-columns: 1fr; }
  .auth-layout { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .about-data-grid { grid-template-columns: repeat(2, 1fr); }
  .tips-grid { grid-template-columns: 1fr; }
  .blog-card-grid { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .game-card-grid { grid-template-columns: 1fr; }
  .step-flow { grid-template-columns: 1fr; }
  .trust-strip-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .about-data-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 375px) {
  .site-header .header-inner { padding-left: 8px; padding-right: 8px; gap: 6px; }
  .site-logo { max-width: 104px; }
  .header-actions .btn { min-height: 38px; padding-inline: 9px; font-size: 12px; }
  .nav-toggle { flex-basis: 38px; width: 38px; height: 38px; }
  body { font-size: 1rem; }
  h1 { font-size: 1.5rem; }
  h2 { font-size: 1.25rem; }
}

/* 404 Page */
.page-404 { text-align: center; padding: 80px 20px; }
.page-404 h1 { font-size: 5rem; }
.page-404 p { font-size: 1.2rem; color: var(--color-text-soft); }