@import url('https://fonts.googleapis.com/css2?family=Cinzel:wght@400;600;700&family=Inter:wght@300;400;500;600&display=swap');

:root {
  --green-dark: #0a1f0a;
  --green-mid: #0f2d0f;
  --green-table: #1a4a1a;
  --green-felt: #1e5c1e;
  --green-bright: #2d8a2d;
  --green-accent: #4caf50;
  --green-glow: #66bb6a;
  --gold: #f0c040;
  --gold-dark: #c9a227;
  --gold-light: #ffe082;
  --white: #f5f5f0;
  --gray: #9e9e9e;
  --red-card: #e53935;
  --radius: 12px;
  --radius-lg: 20px;
  --shadow: 0 4px 24px rgba(0,0,0,0.5);
  --shadow-gold: 0 0 20px rgba(240,192,64,0.3);
}

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

body {
  font-family: 'Inter', sans-serif;
  background: var(--green-dark);
  color: var(--white);
  min-height: 100vh;
  overflow-x: hidden;
}

h1, h2, h3, .brand { font-family: 'Cinzel', serif; }

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--green-dark); }
::-webkit-scrollbar-thumb { background: var(--green-bright); border-radius: 3px; }

/* ── NAVBAR ── */
.navbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 20px;
  background: rgba(10,31,10,0.97);
  border-bottom: 1px solid rgba(240,192,64,0.2);
  position: sticky; top: 0; z-index: 100;
  backdrop-filter: blur(10px);
  min-height: 60px;
}
.navbar .brand {
  font-size: 22px; color: var(--gold); letter-spacing: 2px;
  text-decoration: none; display: flex; align-items: center; gap: 8px;
}
.navbar .brand span { color: var(--green-glow); }
.nav-links { display: flex; align-items: center; gap: 20px; }
.nav-links a {
  color: var(--white); text-decoration: none; font-size: 14px;
  font-weight: 500; opacity: 0.8; transition: all 0.2s;
}
.nav-links a:hover { opacity: 1; color: var(--gold); }
.nav-chips {
  background: rgba(240,192,64,0.15); border: 1px solid var(--gold-dark);
  border-radius: 20px; padding: 5px 12px; color: var(--gold);
  font-size: 13px; font-weight: 600; white-space: nowrap;
}

/* ── MOBILE MENU ── */
.hamburger {
  display: none;
  flex-direction: column; gap: 5px; cursor: pointer;
  padding: 4px; background: none; border: none;
}
.hamburger span {
  width: 24px; height: 2px; background: var(--gold);
  border-radius: 2px; transition: all 0.3s;
  display: block;
}
.mobile-menu {
  display: none;
  position: fixed; top: 60px; left: 0; right: 0;
  background: rgba(10,31,10,0.98);
  border-bottom: 1px solid rgba(240,192,64,0.2);
  padding: 16px 20px; z-index: 99;
  flex-direction: column; gap: 4px;
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  color: var(--white); text-decoration: none; font-size: 15px;
  padding: 12px 16px; border-radius: var(--radius);
  display: flex; align-items: center; gap: 10px;
  transition: background 0.2s;
}
.mobile-menu a:hover { background: rgba(240,192,64,0.1); color: var(--gold); }
.mobile-menu .divider-line {
  height: 1px; background: rgba(240,192,64,0.1); margin: 8px 0;
}

/* ── BOTTOM NAV (mobile only) ── */
.bottom-nav {
  display: none;
  position: fixed; bottom: 0; left: 0; right: 0;
  background: rgba(10,31,10,0.98);
  border-top: 1px solid rgba(240,192,64,0.2);
  padding: 8px 0 12px;
  z-index: 98;
  justify-content: space-around;
}
.bottom-nav a {
  display: flex; flex-direction: column; align-items: center; gap: 3px;
  color: var(--gray); text-decoration: none; font-size: 10px;
  font-weight: 500; flex: 1; transition: color 0.2s;
  padding: 4px 0;
}
.bottom-nav a .bn-icon { font-size: 20px; }
.bottom-nav a.active, .bottom-nav a:hover { color: var(--gold); }

/* ── BUTTONS ── */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 8px; padding: 12px 24px; border-radius: var(--radius);
  font-size: 15px; font-weight: 600; cursor: pointer; border: none;
  transition: all 0.2s; text-decoration: none; font-family: 'Inter', sans-serif;
  white-space: nowrap; touch-action: manipulation;
}
.btn-gold { background: linear-gradient(135deg, var(--gold-dark), var(--gold)); color: #1a1000; }
.btn-gold:hover { transform: translateY(-2px); box-shadow: var(--shadow-gold); }
.btn-gold:active { transform: translateY(0); }
.btn-green { background: var(--green-bright); color: white; border: 1px solid var(--green-glow); }
.btn-green:hover { background: var(--green-accent); transform: translateY(-2px); }
.btn-outline { background: transparent; color: var(--gold); border: 1px solid var(--gold-dark); }
.btn-outline:hover { background: rgba(240,192,64,0.1); }
.btn-red { background: #c62828; color: white; }
.btn-red:hover { background: #e53935; }
.btn-gray { background: rgba(255,255,255,0.1); color: var(--white); border: 1px solid rgba(255,255,255,0.2); }
.btn-gray:hover { background: rgba(255,255,255,0.15); }
.btn-lg { padding: 16px 36px; font-size: 16px; border-radius: var(--radius-lg); }
.btn-sm { padding: 8px 16px; font-size: 13px; }
.btn-full { width: 100%; justify-content: center; }

/* ── CARDS ── */
.card {
  background: var(--green-mid); border: 1px solid rgba(240,192,64,0.15);
  border-radius: var(--radius-lg); padding: 24px; box-shadow: var(--shadow);
}
.card-title {
  font-family: 'Cinzel', serif; color: var(--gold); font-size: 18px;
  margin-bottom: 20px; padding-bottom: 12px;
  border-bottom: 1px solid rgba(240,192,64,0.15);
}

/* ── FORMS ── */
.form-group { margin-bottom: 18px; }
.form-group label {
  display: block; font-size: 12px; color: var(--gray);
  margin-bottom: 8px; text-transform: uppercase; letter-spacing: 0.5px;
}
.form-group input, .form-group select {
  width: 100%; background: rgba(0,0,0,0.3);
  border: 1px solid rgba(240,192,64,0.2); border-radius: var(--radius);
  padding: 14px 16px; color: var(--white); font-size: 16px;
  font-family: 'Inter', sans-serif; transition: border-color 0.2s; outline: none;
  -webkit-appearance: none;
}
.form-group input:focus, .form-group select:focus {
  border-color: var(--gold-dark); background: rgba(0,0,0,0.4);
}
.form-group input::placeholder { color: rgba(255,255,255,0.3); }

/* ── ALERTS ── */
.alert { padding: 12px 16px; border-radius: var(--radius); font-size: 14px; margin-bottom: 16px; }
.alert-success { background: rgba(76,175,80,0.2); border: 1px solid var(--green-accent); color: var(--green-glow); }
.alert-error { background: rgba(229,57,53,0.2); border: 1px solid #e53935; color: #ef9a9a; }
.alert-info { background: rgba(240,192,64,0.1); border: 1px solid var(--gold-dark); color: var(--gold-light); }

/* ── BADGES ── */
.badge { display: inline-block; padding: 3px 10px; border-radius: 20px; font-size: 11px; font-weight: 600; }
.badge-green { background: rgba(76,175,80,0.2); color: var(--green-glow); border: 1px solid var(--green-accent); }
.badge-red { background: rgba(229,57,53,0.2); color: #ef9a9a; border: 1px solid #e53935; }
.badge-gold { background: rgba(240,192,64,0.15); color: var(--gold); border: 1px solid var(--gold-dark); }
.badge-gray { background: rgba(255,255,255,0.1); color: var(--gray); border: 1px solid rgba(255,255,255,0.15); }

/* ── TABLES ── */
.data-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.data-table th { padding: 12px 12px; text-align: left; color: var(--gold); font-size: 11px; text-transform: uppercase; letter-spacing: 0.5px; border-bottom: 1px solid rgba(240,192,64,0.2); }
.data-table td { padding: 12px 12px; border-bottom: 1px solid rgba(255,255,255,0.05); color: rgba(255,255,255,0.85); font-size: 13px; }
.data-table tr:hover td { background: rgba(240,192,64,0.05); }
.table-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }

/* ── STAT CARDS ── */
.stat-card { background: var(--green-mid); border: 1px solid rgba(240,192,64,0.15); border-radius: var(--radius); padding: 16px 18px; }
.stat-card .stat-label { font-size: 11px; color: var(--gray); text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 6px; }
.stat-card .stat-value { font-size: 24px; font-weight: 700; color: var(--gold); font-family: 'Cinzel', serif; }
.stat-card .stat-sub { font-size: 11px; color: var(--green-glow); margin-top: 4px; }

/* ── LAYOUT ── */
.container { max-width: 1100px; margin: 0 auto; padding: 0 16px; }
.page-body { padding: 24px 16px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 16px; }
.grid-4 { display: grid; grid-template-columns: repeat(4,1fr); gap: 12px; }

/* ── FOOTER ── */
footer {
  background: rgba(5,15,5,0.9); border-top: 1px solid rgba(240,192,64,0.1);
  padding: 30px 20px; text-align: center; color: var(--gray); font-size: 13px;
  margin-bottom: 70px; /* space for bottom nav on mobile */
}
footer .brand { font-size: 20px; color: var(--gold); margin-bottom: 12px; display: block; }

/* ── TOAST ── */
#toast {
  position: fixed; bottom: 80px; right: 16px;
  background: var(--green-mid); border: 1px solid var(--gold-dark);
  color: var(--gold-light); padding: 12px 18px; border-radius: var(--radius);
  font-size: 14px; z-index: 9999; transform: translateY(100px); opacity: 0;
  transition: all 0.3s; box-shadow: var(--shadow); max-width: 280px;
}
#toast.show { transform: translateY(0); opacity: 1; }

/* ── SPINNER ── */
.spinner {
  width: 36px; height: 36px; border: 3px solid rgba(240,192,64,0.2);
  border-top-color: var(--gold); border-radius: 50%;
  animation: spin 0.8s linear infinite; margin: 20px auto;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── PLAYING CARDS ── */
.playing-card {
  width: 62px; height: 90px; background: white; border-radius: 7px;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  color: #111; font-size: 18px; font-weight: 700;
  box-shadow: 0 4px 12px rgba(0,0,0,0.4); user-select: none; position: relative;
  transition: transform 0.2s; flex-shrink: 0;
}
.playing-card.red { color: var(--red-card); }
.playing-card .corner { position: absolute; font-size: 11px; font-weight: 700; line-height: 1.2; text-align: center; }
.playing-card .corner.tl { top: 4px; left: 6px; }
.playing-card .corner.br { bottom: 4px; right: 6px; transform: rotate(180deg); }
.playing-card .center-suit { font-size: 24px; }
.playing-card.face-down {
  background: linear-gradient(135deg, #1a4a1a, #0f2d0f);
  border: 2px solid var(--gold-dark); color: transparent;
}
.playing-card.face-down .center-suit::before { content: '🂠'; font-size: 36px; color: rgba(240,192,64,0.4); }

/* ══════════════════════════════════════
   MOBILE RESPONSIVE — max-width: 768px
══════════════════════════════════════ */
@media (max-width: 768px) {

  /* Navbar */
  .navbar { padding: 12px 16px; }
  .navbar .brand { font-size: 20px; }
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .bottom-nav { display: flex; }

  /* Footer space for bottom nav */
  footer { margin-bottom: 65px; }
  #toast { bottom: 75px; }

  /* Page padding */
  .page-body { padding: 16px; }

  /* Buttons */
  .btn-lg { padding: 14px 24px; font-size: 15px; }
  .btn { padding: 12px 20px; font-size: 14px; }

  /* Grids become single column */
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; gap: 12px; }

  /* Cards */
  .card { padding: 18px 16px; }

  /* Stats - 2 per row on mobile */
  .stats-row { grid-template-columns: 1fr 1fr !important; gap: 10px; }
  .stat-card .stat-value { font-size: 20px; }

  /* Hero section */
  .hero { padding: 40px 16px; min-height: 70vh; }
  .hero h1 { font-size: 36px !important; }
  .hero-sub { font-size: 14px !important; }
  .hero-btns { flex-direction: column; align-items: center; }
  .hero-btns .btn { width: 100%; max-width: 300px; }

  /* Features grid */
  .features-grid { grid-template-columns: 1fr !important; gap: 12px; }
  .features { padding: 40px 16px !important; }
  .how-it-works { padding: 40px 16px !important; }

  /* Steps - vertical on mobile */
  .steps { flex-direction: column !important; align-items: center; gap: 20px; }
  .steps::before { display: none !important; }
  .step { width: 100%; max-width: 280px; }

  /* Chip packages - 2 per row */
  .chip-packages { flex-wrap: wrap; }
  .chip-pkg { min-width: calc(50% - 10px) !important; flex: none !important; }

  /* Auth pages */
  .auth-page { padding: 20px 16px; align-items: flex-start; padding-top: 30px; }
  .auth-box { max-width: 100% !important; }

  /* Dashboard layout */
  .dashboard-layout { grid-template-columns: 1fr !important; }
  .sidebar { display: none !important; }
  .main-content { padding: 16px !important; padding-bottom: 80px !important; }
  .welcome-banner { padding: 20px 16px !important; flex-direction: column !important; align-items: flex-start !important; }
  .welcome-banner h2 { font-size: 18px !important; }

  /* Buy chips page */
  .package-grid { grid-template-columns: 1fr 1fr !important; gap: 12px; }
  .pkg-chips-num { font-size: 26px !important; }
  .pkg-price-num { font-size: 22px !important; }
  .custom-row { flex-direction: column !important; }

  /* Sell chips page */
  .balance-card .big-num { font-size: 36px !important; }

  /* Game page */
  .game-table { border-radius: 30px !important; padding: 16px !important; min-height: 360px !important; }
  .ai-section { gap: 16px !important; }
  .playing-card { width: 52px !important; height: 76px !important; }
  .playing-card .center-suit { font-size: 18px !important; }
  .cards-row { gap: 5px !important; }
  .game-controls { padding: 16px !important; }
  .action-btns { gap: 8px !important; }
  .action-btns .btn { min-width: 80px !important; padding: 10px 12px !important; font-size: 13px !important; }
  .bet-chip { width: 52px !important; height: 52px !important; font-size: 11px !important; }
  .pot-chips { font-size: 22px !important; }

  /* Admin panel */
  .admin-page { padding: 16px !important; }
  .admin-tabs { overflow-x: auto; white-space: nowrap; }
  .tab-btn { padding: 10px 16px !important; }

  /* CTA banner */
  .cta-banner { margin: 0 0 40px !important; padding: 30px 16px !important; }

  /* Profile / history pages */
  .sell-page, .buy-page { padding: 16px !important; }

  /* Table scroll on mobile */
  .table-scroll, table { overflow-x: auto; display: block; }
}

/* Extra small phones */
@media (max-width: 380px) {
  .navbar .brand { font-size: 18px; }
  .playing-card { width: 46px !important; height: 68px !important; }
  .chip-pkg { min-width: calc(50% - 6px) !important; padding: 16px 10px !important; }
  .package-grid { gap: 8px !important; }
  .btn-lg { font-size: 14px !important; padding: 13px 18px !important; }
}