:root {
  --primary: #00e5ff;
  --primary-dark: #00b8d4;
  --primary-dim: rgba(0, 229, 255, 0.12);
  --primary-glow: rgba(0, 229, 255, 0.45);
  --accent: #a855f7;
  --accent-glow: rgba(168, 85, 247, 0.4);
  --success: #10b981;
  --error: #ef4444;
  --warning: #f59e0b;
  --text: #f1f5f9;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  --bg: #030712;
  --bg-elevated: #0a0f1e;
  --bg-card: rgba(10, 15, 30, 0.72);
  --border: rgba(148, 163, 184, 0.12);
  --border-hover: rgba(0, 229, 255, 0.35);
  --radius: 20px;
  --radius-sm: 12px;
  --shadow: 0 25px 60px -15px rgba(0, 0, 0, 0.6);
  --font: 'Plus Jakarta Sans', 'Inter', system-ui, sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

/* Background effects */
.bg-mesh {
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 10% 20%, rgba(0, 229, 255, 0.08), transparent 50%),
    radial-gradient(ellipse 60% 50% at 90% 80%, rgba(168, 85, 247, 0.1), transparent 50%),
    radial-gradient(ellipse 50% 40% at 50% 50%, rgba(16, 185, 129, 0.04), transparent 50%);
  pointer-events: none;
  z-index: 0;
}

.bg-grid {
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 229, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 229, 255, 0.03) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse at center, black 20%, transparent 75%);
  pointer-events: none;
  z-index: 0;
}

.bg-glow {
  position: fixed;
  border-radius: 50%;
  filter: blur(100px);
  pointer-events: none;
  z-index: 0;
  animation: floatGlow 12s ease-in-out infinite;
}

.bg-glow-1 {
  width: 500px; height: 500px;
  top: -150px; left: -100px;
  background: rgba(0, 184, 212, 0.2);
}

.bg-glow-2 {
  width: 450px; height: 450px;
  bottom: -150px; right: -80px;
  background: rgba(168, 85, 247, 0.18);
  animation-delay: -6s;
}

@keyframes floatGlow {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(30px, -20px) scale(1.05); }
}

.gradient-text {
  background: linear-gradient(135deg, #fff 0%, var(--primary) 50%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.container {
  position: relative;
  z-index: 1;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.card {
  background: var(--bg-card);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: border-color 0.25s, transform 0.25s, box-shadow 0.25s;
}

.card:hover {
  border-color: var(--border-hover);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 28px;
  border: none;
  border-radius: var(--radius-sm);
  font-family: var(--font);
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: #001a1f;
  box-shadow: 0 4px 24px var(--primary-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px var(--primary-glow);
}

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

.btn-primary:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none;
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--border-hover);
}

.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 1px solid rgba(0, 229, 255, 0.4);
}

.btn-outline:hover {
  background: var(--primary-dim);
}

.btn-lg { padding: 16px 36px; font-size: 1rem; }
.btn-sm { padding: 10px 18px; font-size: 0.85rem; }

.form-group { margin-bottom: 22px; }

.form-label {
  display: block;
  margin-bottom: 8px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-muted);
}

.form-input {
  width: 100%;
  padding: 15px 18px;
  background: rgba(2, 6, 23, 0.7);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: var(--font);
  font-size: 1rem;
  transition: all 0.2s;
}

.form-input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 4px var(--primary-dim);
}

.form-input::placeholder { color: var(--text-dim); }

.alert {
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  margin-bottom: 20px;
  font-size: 0.9rem;
  font-weight: 500;
}

.alert-error {
  background: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #fca5a5;
}

.alert-success {
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: #6ee7b7;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 14px;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.badge-success { background: rgba(16, 185, 129, 0.15); color: #34d399; border: 1px solid rgba(16, 185, 129, 0.3); }
.badge-warning { background: rgba(245, 158, 11, 0.15); color: #fbbf24; border: 1px solid rgba(245, 158, 11, 0.3); }
.badge-muted { background: rgba(148, 163, 184, 0.1); color: #cbd5e1; border: 1px solid var(--border); }
.badge-live { background: rgba(0, 229, 255, 0.12); color: var(--primary); border: 1px solid rgba(0, 229, 255, 0.3); }

.text-muted { color: var(--text-muted); }
.text-center { text-align: center; }
.hidden { display: none !important; }

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: var(--primary-dim);
  border: 1px solid rgba(0, 229, 255, 0.2);
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 16px;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

.fade-in { animation: fadeIn 0.5s ease backwards; }

@media (max-width: 768px) {
  .container { padding: 0 16px; }
}