/* ═══════════════════════════════════════════
   THEME SYSTEM — 4 Professional Event Themes
   ═══════════════════════════════════════════ */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&family=Playfair+Display:wght@400;600;700;800;900&family=DM+Sans:wght@400;500;600;700&family=Space+Grotesk:wght@400;500;600;700&display=swap');

/* THEME 1: Dark Futuristic (GITEX-style) */
[data-theme="dark-futuristic"] {
  --bg-primary:#07070d;--bg-secondary:#0f0f18;--bg-card:rgba(15,15,24,0.88);--bg-input:rgba(255,255,255,0.035);
  --text-primary:#f0f0f5;--text-secondary:#7e7e9a;--text-muted:#4e4e68;
  --accent-1:#00d4ff;--accent-2:#7c3aed;--accent-3:#00ff88;
  --accent-gradient:linear-gradient(135deg,#00d4ff,#7c3aed);--accent-glow:0 0 40px rgba(0,212,255,0.25);
  --border-color:rgba(255,255,255,0.055);--border-active:rgba(0,212,255,0.5);
  --card-shadow:0 30px 80px rgba(0,0,0,0.6);
  --font-heading:'Outfit',sans-serif;--font-body:'DM Sans',sans-serif;--radius:16px;
  --hero-bg:radial-gradient(ellipse at 50% 0%,#0d1a2e 0%,#07070d 60%);
  --particle-color:rgba(0,212,255,0.12);--badge-bg:rgba(0,212,255,0.08);--badge-border:rgba(0,212,255,0.25);--badge-text:#00d4ff;
  --success-bg:rgba(0,255,136,0.08);--success-text:#00ff88;
}

/* THEME 2: Luxury Gold */
[data-theme="luxury-gold"] {
  --bg-primary:#faf8f4;--bg-secondary:#f0ece3;--bg-card:rgba(255,255,255,0.95);--bg-input:rgba(0,0,0,0.02);
  --text-primary:#1a1810;--text-secondary:#70695a;--text-muted:#a09880;
  --accent-1:#b8952f;--accent-2:#7a5c10;--accent-3:#2d6a4f;
  --accent-gradient:linear-gradient(135deg,#b8952f,#dbb84a);--accent-glow:0 0 40px rgba(184,149,47,0.18);
  --border-color:rgba(0,0,0,0.06);--border-active:rgba(184,149,47,0.5);
  --card-shadow:0 25px 60px rgba(0,0,0,0.07);
  --font-heading:'Playfair Display',serif;--font-body:'DM Sans',sans-serif;--radius:12px;
  --hero-bg:linear-gradient(180deg,#faf8f4 0%,#f2ede2 50%,#faf8f4 100%);
  --particle-color:rgba(184,149,47,0.08);--badge-bg:rgba(184,149,47,0.08);--badge-border:rgba(184,149,47,0.2);--badge-text:#7a5c10;
  --success-bg:rgba(45,106,79,0.08);--success-text:#2d6a4f;
}

/* THEME 3: Modern Gradient */
[data-theme="modern-gradient"] {
  --bg-primary:#0c0c1f;--bg-secondary:#15153a;--bg-card:rgba(21,21,58,0.82);--bg-input:rgba(255,255,255,0.05);
  --text-primary:#f4f4ff;--text-secondary:#9898c8;--text-muted:#5e5e8e;
  --accent-1:#ff6b6b;--accent-2:#ffd93d;--accent-3:#6bcb77;
  --accent-gradient:linear-gradient(135deg,#ff6b6b,#ffd93d,#6bcb77);--accent-glow:0 0 40px rgba(255,107,107,0.25);
  --border-color:rgba(255,255,255,0.07);--border-active:rgba(255,107,107,0.5);
  --card-shadow:0 30px 80px rgba(0,0,0,0.5);
  --font-heading:'Outfit',sans-serif;--font-body:'DM Sans',sans-serif;--radius:20px;
  --hero-bg:radial-gradient(ellipse at 30% 20%,#1a0a2e 0%,#0c0c1f 60%);
  --particle-color:rgba(255,107,107,0.08);--badge-bg:rgba(255,107,107,0.08);--badge-border:rgba(255,107,107,0.25);--badge-text:#ff6b6b;
  --success-bg:rgba(107,203,119,0.08);--success-text:#6bcb77;
}

/* THEME 4: Clean Corporate */
[data-theme="clean-corporate"] {
  --bg-primary:#ffffff;--bg-secondary:#f5f6fa;--bg-card:rgba(255,255,255,1);--bg-input:#f5f6fa;
  --text-primary:#0d0d26;--text-secondary:#525277;--text-muted:#8e8eb0;
  --accent-1:#4361ee;--accent-2:#7209b7;--accent-3:#06d6a0;
  --accent-gradient:linear-gradient(135deg,#4361ee,#7209b7);--accent-glow:0 0 40px rgba(67,97,238,0.18);
  --border-color:#e4e4ee;--border-active:rgba(67,97,238,0.5);
  --card-shadow:0 20px 50px rgba(13,13,38,0.05);
  --font-heading:'Outfit',sans-serif;--font-body:'DM Sans',sans-serif;--radius:14px;
  --hero-bg:linear-gradient(180deg,#fff 0%,#eef0ff 50%,#fff 100%);
  --particle-color:rgba(67,97,238,0.04);--badge-bg:rgba(67,97,238,0.06);--badge-border:rgba(67,97,238,0.18);--badge-text:#4361ee;
  --success-bg:rgba(6,214,160,0.06);--success-text:#059669;
}