/* 8e88 casino - Original Design System */
:root {
  --c-primary: #0d1b2a;
  --c-secondary: #1b2d4f;
  --c-accent: #f0c040;
  --c-accent-hover: #e8a020;
  --c-surface: #ffffff;
  --c-surface-alt: #f4f6f9;
  --c-text: #1a1a2e;
  --c-text-light: #5a6178;
  --c-border: #e2e6ed;
  --c-success: #22c55e;
  --c-danger: #ef4444;
  --c-gold: #f0c040;
  --font-stack: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, "Noto Sans Bengali", sans-serif;
  --max-w: 1180px;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow-sm: 0 2px 8px rgba(0,0,0,.06);
  --shadow-md: 0 4px 20px rgba(0,0,0,.1);
  --shadow-lg: 0 8px 40px rgba(0,0,0,.12);
  --transition: .25s ease;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-stack);
  background: var(--c-surface-alt);
  color: var(--c-text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--c-accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--c-accent-hover); }

.container { max-width: var(--max-w); margin: 0 auto; padding: 0 20px; }

/* ===== HEADER ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  width: 100%;
  background: linear-gradient(135deg, var(--c-primary), var(--c-secondary));
  box-shadow: 0 2px 12px rgba(0,0,0,.3);
}

.header-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  min-height: 72px;
  padding: 0 20px;
  display: grid;
  grid-template-columns: 168px minmax(0, 1fr) auto;
  align-items: center;
  gap: 18px;
}

.brand-wrap {
  width: 168px;
  min-width: 168px;
  max-width: 168px;
  height: 56px;
  display: flex;
  align-items: center;
  gap: 10px;
  overflow: hidden;
  text-decoration: none;
}

.brand-mark {
  width: 42px;
  height: 42px;
  flex: 0 0 42px;
  display: grid;
  place-items: center;
  background: var(--c-accent);
  border-radius: 10px;
  color: var(--c-primary);
  font-weight: 900;
  font-size: 14px;
  letter-spacing: -0.5px;
  line-height: 1;
}

.brand-text {
  min-width: 0;
  line-height: 1.05;
}

.brand-text strong {
  display: block;
  max-width: 105px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: #fff;
  font-size: 16px;
  font-weight: 800;
  letter-spacing: .5px;
}

.brand-text span {
  display: block;
  max-width: 105px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--c-accent);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
}

.primary-nav {
  min-width: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(6px, 1vw, 18px);
  overflow: hidden;
  flex-wrap: nowrap;
}

.primary-nav a {
  white-space: nowrap;
  flex: 0 1 auto;
  max-width: 128px;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 1;
  padding: 10px 6px;
  color: rgba(255,255,255,.85);
  font-size: 14px;
  font-weight: 500;
  transition: color var(--transition);
  text-decoration: none;
}

.primary-nav a:hover,
.primary-nav a.active {
  color: var(--c-accent);
}

.nav-more-wrap { position: relative; }
.nav-more-btn {
  background: none; border: none; cursor: pointer;
  color: rgba(255,255,255,.85); font-size: 14px; font-weight: 500;
  padding: 10px 6px; white-space: nowrap; font-family: var(--font-stack);
}
.nav-more-btn:hover { color: var(--c-accent); }
.nav-more-dropdown {
  display: none; position: absolute; top: 100%; right: 0;
  background: var(--c-primary); border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg); min-width: 180px; padding: 8px 0; z-index: 100;
}
.nav-more-dropdown.is-open { display: block; }
.nav-more-dropdown a {
  display: block; padding: 10px 16px; color: rgba(255,255,255,.85);
  font-size: 14px; white-space: nowrap; max-width: none;
}
.nav-more-dropdown a:hover { background: var(--c-secondary); color: var(--c-accent); }

.header-actions {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 10px;
  white-space: nowrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-stack);
  font-weight: 600;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
  line-height: 1;
}

.btn-register {
  min-height: 42px;
  padding: 0 18px;
  background: var(--c-accent);
  color: var(--c-primary);
  font-size: 14px;
}
.btn-register:hover { background: var(--c-accent-hover); color: var(--c-primary); }

.btn-login {
  min-height: 42px;
  padding: 0 18px;
  background: transparent;
  color: #fff;
  border: 1.5px solid rgba(255,255,255,.35);
  font-size: 14px;
}
.btn-login:hover { border-color: var(--c-accent); color: var(--c-accent); }

.nav-toggle {
  display: none;
  width: 42px; height: 42px;
  background: none; border: none; cursor: pointer;
  color: #fff; font-size: 22px;
  align-items: center; justify-content: center;
}

/* ===== HERO ===== */
.hero {
  background: linear-gradient(135deg, var(--c-primary) 0%, var(--c-secondary) 60%, #253b63 100%);
  padding: 60px 0;
  color: #fff;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(circle at 70% 30%, rgba(240,192,64,.12), transparent 60%);
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 40px;
  align-items: center;
  position: relative;
}

.hero h1 {
  font-size: clamp(26px, 3.5vw, 44px);
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 18px;
}

.hero .lead {
  font-size: 17px;
  line-height: 1.8;
  opacity: .9;
  margin-bottom: 28px;
}

.hero-img {
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  width: 100%;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  background: var(--c-accent);
  color: var(--c-primary);
  font-size: 16px;
  font-weight: 700;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  text-decoration: none;
}
.hero-cta:hover { background: var(--c-accent-hover); color: var(--c-primary); transform: translateY(-2px); }

/* ===== SECTIONS ===== */
.section { padding: 72px 0; }
.section-alt { background: var(--c-surface); }
.section-dark { background: var(--c-primary); color: #fff; }

.section-title {
  font-size: clamp(24px, 3vw, 38px);
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 14px;
  color: var(--c-primary);
}
.section-dark .section-title { color: var(--c-accent); }

.section-subtitle {
  font-size: 16px;
  color: var(--c-text-light);
  margin-bottom: 40px;
  max-width: 680px;
}
.section-dark .section-subtitle { color: rgba(255,255,255,.7); }

/* ===== PROSE ===== */
.prose { max-width: 820px; }
.prose p { font-size: 17px; line-height: 1.9; margin: 0 0 18px; color: var(--c-text); }
.prose h2 { font-size: clamp(22px, 2.5vw, 34px); font-weight: 800; line-height: 1.3; margin: 48px 0 16px; color: var(--c-primary); }
.prose h3 { font-size: clamp(18px, 2vw, 26px); font-weight: 700; line-height: 1.35; margin: 32px 0 12px; color: var(--c-secondary); }
.prose ul, .prose ol { margin: 0 0 18px 24px; }
.prose li { margin-bottom: 8px; font-size: 16px; line-height: 1.8; }
.prose img { border-radius: var(--radius); margin: 28px 0; box-shadow: var(--shadow-sm); }

.content-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(280px, .95fr);
  gap: 36px;
  align-items: start;
}

/* ===== CARDS ===== */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 24px;
}

.card {
  background: var(--c-surface);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--c-border);
  transition: all var(--transition);
}
.card:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); }

.card-icon {
  width: 52px; height: 52px;
  background: linear-gradient(135deg, var(--c-accent), var(--c-accent-hover));
  border-radius: 12px;
  display: grid; place-items: center;
  margin-bottom: 16px;
  font-size: 24px;
  color: var(--c-primary);
}

.card h3, .card h4 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--c-primary);
}

.card p { font-size: 15px; line-height: 1.7; color: var(--c-text-light); }

.card-img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  margin-bottom: 16px;
}

/* ===== TABLE ===== */
.data-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--c-surface);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.data-table th {
  background: var(--c-primary);
  color: var(--c-accent);
  padding: 14px 16px;
  font-weight: 700;
  text-align: left;
  font-size: 14px;
}
.data-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--c-border);
  font-size: 15px;
}
.data-table tr:last-child td { border-bottom: none; }

/* ===== STEPS ===== */
.steps-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 24px; }
.step-item { text-align: center; padding: 28px 20px; background: var(--c-surface); border-radius: var(--radius); box-shadow: var(--shadow-sm); }
.step-num {
  width: 52px; height: 52px; margin: 0 auto 16px;
  background: var(--c-accent); color: var(--c-primary);
  border-radius: 50%; display: grid; place-items: center;
  font-size: 22px; font-weight: 800;
}
.step-item h4 { font-size: 16px; font-weight: 700; margin-bottom: 8px; }
.step-item p { font-size: 14px; color: var(--c-text-light); line-height: 1.7; }

/* ===== FAQ ===== */
.faq-list { max-width: 820px; }
.faq-item {
  background: var(--c-surface);
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
  border: 1px solid var(--c-border);
  overflow: hidden;
}
.faq-q {
  width: 100%; padding: 18px 20px;
  background: none; border: none; cursor: pointer;
  font-family: var(--font-stack); font-size: 16px; font-weight: 700;
  color: var(--c-primary); text-align: left;
  display: flex; justify-content: space-between; align-items: center;
}
.faq-q::after { content: '+'; font-size: 22px; color: var(--c-accent); transition: transform var(--transition); }
.faq-item.is-open .faq-q::after { content: '-'; }
.faq-a {
  display: none; padding: 0 20px 18px;
  font-size: 15px; line-height: 1.8; color: var(--c-text-light);
}
.faq-item.is-open .faq-a { display: block; }

/* ===== CTA BANNER ===== */
.cta-banner {
  background: linear-gradient(135deg, var(--c-primary), var(--c-secondary));
  border-radius: var(--radius);
  padding: 48px 40px;
  text-align: center;
  color: #fff;
  margin: 48px 0;
}
.cta-banner h2 { font-size: clamp(22px, 3vw, 32px); font-weight: 800; margin-bottom: 14px; color: var(--c-accent); }
.cta-banner p { font-size: 16px; opacity: .85; margin-bottom: 24px; max-width: 600px; margin-left: auto; margin-right: auto; }
.cta-banner .hero-cta { display: inline-flex; }

/* ===== BREADCRUMB ===== */
.breadcrumb {
  padding: 16px 0;
  font-size: 13px;
  color: var(--c-text-light);
}
.breadcrumb a { color: var(--c-text-light); }
.breadcrumb a:hover { color: var(--c-accent); }
.breadcrumb span { margin: 0 6px; }

/* ===== FOOTER ===== */
.site-footer {
  background: var(--c-primary);
  color: rgba(255,255,255,.8);
  padding: 60px 0 0;
  margin-top: 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 1fr);
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,.1);
}

.footer-brand p { font-size: 14px; line-height: 1.8; margin: 14px 0; color: rgba(255,255,255,.6); max-width: 280px; }
.footer-brand .brand-wrap { margin-bottom: 10px; }

.footer-col h4 {
  font-size: 15px;
  font-weight: 700;
  color: var(--c-accent);
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 10px; }
.footer-col a { color: rgba(255,255,255,.6); font-size: 14px; transition: color var(--transition); text-decoration: none; }
.footer-col a:hover { color: var(--c-accent); }

.footer-contact p { font-size: 14px; line-height: 1.8; color: rgba(255,255,255,.6); margin-bottom: 6px; }

.footer-bottom {
  padding: 20px 0;
  text-align: center;
  font-size: 13px;
  color: rgba(255,255,255,.4);
}
.footer-bottom a { color: rgba(255,255,255,.5); }

/* ===== INNER PAGE HERO ===== */
.page-hero {
  background: linear-gradient(135deg, var(--c-primary), var(--c-secondary));
  padding: 48px 0 40px;
  color: #fff;
}
.page-hero h1 {
  font-size: clamp(24px, 3vw, 38px);
  font-weight: 800;
  margin-bottom: 14px;
  line-height: 1.3;
}
.page-hero .lead { font-size: 16px; opacity: .85; max-width: 700px; line-height: 1.8; }

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .header-inner {
    min-height: 68px;
    grid-template-columns: 140px 1fr auto;
    gap: 10px;
  }
  .brand-wrap { width: 140px; min-width: 140px; max-width: 140px; height: 48px; }
  .brand-mark { width: 38px; height: 38px; flex-basis: 38px; }
  .brand-text strong, .brand-text span { max-width: 86px; }

  .primary-nav {
    position: fixed;
    left: 12px; right: 12px; top: 76px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 14px;
    border-radius: 18px;
    background: var(--c-primary);
    box-shadow: var(--shadow-lg);
    max-height: calc(100vh - 96px);
    overflow-y: auto;
    z-index: 999;
  }
  .primary-nav.is-open { display: flex; }
  .primary-nav a { max-width: none; width: 100%; padding: 14px 12px; text-overflow: initial; font-size: 15px; border-bottom: 1px solid rgba(255,255,255,.06); }
  .primary-nav a:last-child { border-bottom: none; }

  .nav-more-wrap { display: none; }

  .header-actions { justify-content: flex-end; gap: 6px; }
  .header-actions .btn { min-height: 38px; padding: 0 12px; font-size: 13px; }
  .nav-toggle { display: inline-flex; }

  .hero-inner { grid-template-columns: 1fr; text-align: center; }
  .hero-img { max-width: 400px; margin: 0 auto; }
  .hero { padding: 40px 0; }

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

  .footer-grid { grid-template-columns: 1fr 1fr; gap: 30px; }
  .card-grid { grid-template-columns: 1fr; }
  .steps-grid { grid-template-columns: 1fr 1fr; }

  .section { padding: 48px 0; }
  .prose p { font-size: 16px; line-height: 1.85; }
  .cta-banner { padding: 36px 20px; }
}

@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
  .steps-grid { grid-template-columns: 1fr; }
  .header-actions .btn-login { display: none; }
}

/* ===== 404 ===== */
.error-page { text-align: center; padding: 100px 20px; }
.error-page h1 { font-size: 72px; font-weight: 900; color: var(--c-accent); }
.error-page p { font-size: 18px; margin: 16px 0 32px; color: var(--c-text-light); }