/* ==========================================================================
   Metohub Multi-Tenant SaaS - Main Design System
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@500;600;700;800&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  --bg-main: #090d16;
  --bg-gradient: radial-gradient(circle at 10% 15%, rgba(99, 102, 241, 0.15) 0%, transparent 40%),
                 radial-gradient(circle at 90% 25%, rgba(6, 182, 212, 0.12) 0%, transparent 45%),
                 radial-gradient(circle at 50% 85%, rgba(139, 92, 246, 0.12) 0%, transparent 50%),
                 #090d16;

  --card-bg: rgba(17, 24, 39, 0.75);
  --card-bg-elevated: rgba(24, 34, 56, 0.85);
  --card-border: rgba(255, 255, 255, 0.09);
  --card-border-glow: rgba(99, 102, 241, 0.35);

  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;

  --primary: #6366f1;
  --primary-hover: #4f46e5;
  --primary-gradient: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #06b6d4 100%);
  --accent-gold: #d97706;
  --accent-emerald: #10b981;
  --accent-rose: #f43f5e;
  --accent-amber: #f59e0b;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 20px 40px -15px rgba(0, 0, 0, 0.6);
  --glow-primary: 0 0 25px rgba(99, 102, 241, 0.35);

  --transition: 200ms cubic-bezier(0.4, 0, 0.2, 1);
}

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

html, body {
  min-height: 100vh;
  background: var(--bg-gradient);
  background-attachment: fixed;
  color: var(--text-primary);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 15px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
}

.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header & Navigation */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(9, 13, 22, 0.85);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--card-border);
  padding: 16px 0;
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: 'Outfit', sans-serif;
  font-size: 1.45rem;
  font-weight: 800;
  letter-spacing: -0.03em;
}
.brand-badge {
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.brand-pill {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: var(--radius-full);
  background: rgba(99, 102, 241, 0.15);
  border: 1px solid rgba(99, 102, 241, 0.3);
  color: #818cf8;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
}
.nav-link {
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 0.92rem;
  transition: color var(--transition);
}
.nav-link:hover {
  color: var(--text-primary);
}

/* Button Component System */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  font-size: 0.92rem;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
  user-select: none;
}
.btn:active { transform: scale(0.98); }

.btn-primary {
  background: var(--primary-gradient);
  color: #fff;
  box-shadow: var(--glow-primary);
}
.btn-primary:hover {
  filter: brightness(1.1);
  box-shadow: 0 0 30px rgba(99, 102, 241, 0.5);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.12);
  color: var(--text-primary);
}
.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.22);
}

.btn-success {
  background: rgba(16, 185, 129, 0.15);
  border-color: rgba(16, 185, 129, 0.35);
  color: #34d399;
}
.btn-success:hover {
  background: rgba(16, 185, 129, 0.25);
  border-color: rgba(16, 185, 129, 0.6);
}

.btn-danger-outline {
  background: rgba(244, 63, 94, 0.1);
  border-color: rgba(244, 63, 94, 0.3);
  color: #fb7185;
}
.btn-danger-outline:hover {
  background: rgba(244, 63, 94, 0.2);
}

.btn-sm {
  padding: 6px 14px;
  font-size: 0.82rem;
  border-radius: var(--radius-sm);
}
.btn-lg {
  padding: 14px 28px;
  font-size: 1.05rem;
  border-radius: var(--radius-lg);
}

/* Cards */
.card {
  background: var(--card-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
}
.card:hover {
  border-color: rgba(255, 255, 255, 0.16);
}

/* Forms */
.form-group {
  margin-bottom: 20px;
}
.form-label {
  display: block;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 8px;
}
.form-control, .form-select, .form-textarea {
  width: 100%;
  background: rgba(15, 23, 42, 0.7);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.95rem;
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.form-control:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}
.form-textarea {
  min-height: 100px;
  resize: vertical;
}

/* Alert Boxes */
.alert {
  padding: 14px 18px;
  border-radius: var(--radius-md);
  margin-bottom: 20px;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 12px;
}
.alert-success {
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: #34d399;
}
.alert-danger {
  background: rgba(244, 63, 94, 0.15);
  border: 1px solid rgba(244, 63, 94, 0.3);
  color: #fb7185;
}
.alert-warning {
  background: rgba(245, 158, 11, 0.15);
  border: 1px solid rgba(245, 158, 11, 0.3);
  color: #fbbf24;
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 0.74rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.badge-gold {
  background: rgba(217, 119, 6, 0.2);
  color: #f59e0b;
  border: 1px solid rgba(217, 119, 6, 0.4);
}
.badge-blue {
  background: rgba(37, 99, 235, 0.2);
  color: #60a5fa;
  border: 1px solid rgba(37, 99, 235, 0.4);
}
.badge-purple {
  background: rgba(124, 58, 237, 0.2);
  color: #c084fc;
  border: 1px solid rgba(124, 58, 237, 0.4);
}
.badge-emerald {
  background: rgba(16, 185, 129, 0.2);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.4);
}

/* Admin Table */
.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}
.data-table th {
  padding: 14px 16px;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  border-bottom: 1px solid var(--card-border);
}
.data-table td {
  padding: 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  font-size: 0.92rem;
}
.data-table tr:hover td {
  background: rgba(255, 255, 255, 0.02);
}

/* Responsive */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .container { padding: 0 16px; }
  .data-table { display: block; overflow-x: auto; }
}