/**
 * CRIPTO - Hoja de estilos Premium (Modo Oscuro / Modo Claro)
 * Tema Cyber-Security Glassmorphism
 */

:root {
  --bg-gradient: radial-gradient(circle at 15% 15%, #0f172a 0%, #080d1a 50%, #030712 100%);
  --bg-surface: #111827;
  --bg-surface-elevated: #1e293b;
  --bg-glass: rgba(17, 24, 39, 0.82);
  --border-color: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(6, 182, 212, 0.3);
  --text-main: #f9fafb;
  --text-muted: #9ca3af;
  --color-accent: #06b6d4;
  --color-accent-hover: #0891b2;
  --color-success: #10b981;
  --color-purple: #8b5cf6;
  --color-danger: #ef4444;
  --color-warning: #f59e0b;
  --font-mono: 'SFMono-Regular', Menlo, Monaco, Consolas, 'Liberation Mono', 'Courier New', monospace;
  --card-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.4), 0 8px 10px -6px rgba(0, 0, 0, 0.3);
  --nav-active-glow: 0 0 20px rgba(6, 182, 212, 0.35);
}

[data-theme="light"] {
  --bg-gradient: radial-gradient(circle at 10% 10%, #f1f5f9 0%, #f8fafc 50%, #e2e8f0 100%);
  --bg-surface: #ffffff;
  --bg-surface-elevated: #f1f5f9;
  --bg-glass: rgba(255, 255, 255, 0.9);
  --border-color: rgba(0, 0, 0, 0.09);
  --border-glow: rgba(2, 132, 199, 0.3);
  --text-main: #0f172a;
  --text-muted: #64748b;
  --color-accent: #0284c7;
  --color-accent-hover: #0369a1;
  --color-success: #059669;
  --color-purple: #7c3aed;
  --card-shadow: 0 10px 25px -5px rgba(15, 23, 42, 0.08), 0 8px 10px -6px rgba(15, 23, 42, 0.04);
  --nav-active-glow: 0 0 15px rgba(2, 132, 199, 0.25);
}

body {
  background: var(--bg-gradient);
  color: var(--text-main);
  min-height: 100vh;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  transition: background 0.3s ease, color 0.3s ease;
  overflow-x: hidden;
}

/* Glassmorphism Cards */
.cyber-card {
  background: var(--bg-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-color);
  border-radius: 1rem;
  box-shadow: var(--card-shadow);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.cyber-card-elevated {
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-color);
  border-radius: 0.75rem;
}

/* Nav Pills Customization */
.nav-pills .nav-link {
  color: var(--text-muted);
  font-weight: 500;
  border-radius: 0.75rem;
  padding: 0.75rem 1.25rem;
  transition: all 0.2s ease;
  border: 1px solid transparent;
}

.nav-pills .nav-link:hover {
  color: var(--text-main);
  background: rgba(255, 255, 255, 0.04);
}

.nav-pills .nav-link.active {
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-purple) 100%);
  color: #ffffff;
  box-shadow: var(--nav-active-glow);
  border-color: rgba(255, 255, 255, 0.15);
}

/* Form Controls */
.form-control, .form-select {
  background-color: var(--bg-surface-elevated);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  border-radius: 0.65rem;
  padding: 0.65rem 0.9rem;
  font-size: 0.95rem;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-control:focus, .form-select:focus {
  background-color: var(--bg-surface-elevated);
  color: var(--text-main);
  border-color: var(--color-accent);
  box-shadow: 0 0 0 0.25rem var(--border-glow);
}

.form-control::placeholder {
  color: var(--text-muted);
  opacity: 0.65;
}

/* Botones Cyber */
.btn-cyber-primary {
  background: linear-gradient(135deg, var(--color-accent) 0%, #2563eb 100%);
  color: #ffffff;
  border: none;
  font-weight: 600;
  border-radius: 0.65rem;
  padding: 0.65rem 1.4rem;
  box-shadow: 0 4px 15px rgba(6, 182, 212, 0.25);
  transition: all 0.2s ease;
}

.btn-cyber-primary:hover, .btn-cyber-primary:focus {
  background: linear-gradient(135deg, var(--color-accent-hover) 0%, #1d4ed8 100%);
  color: #ffffff;
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(6, 182, 212, 0.35);
}

.btn-cyber-success {
  background: linear-gradient(135deg, var(--color-success) 0%, #047857 100%);
  color: #ffffff;
  border: none;
  font-weight: 600;
  border-radius: 0.65rem;
  padding: 0.65rem 1.4rem;
  box-shadow: 0 4px 15px rgba(16, 185, 129, 0.25);
}

.btn-cyber-success:hover {
  background: linear-gradient(135deg, #059669 0%, #065f46 100%);
  color: #ffffff;
  transform: translateY(-1px);
}

.btn-cyber-outline {
  background: transparent;
  color: var(--text-main);
  border: 1px solid var(--border-color);
  border-radius: 0.65rem;
  padding: 0.6rem 1.2rem;
  transition: all 0.2s ease;
}

.btn-cyber-outline:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--color-accent);
  color: var(--color-accent);
}

/* Fingerprint Pill */
.fingerprint-badge {
  font-family: var(--font-mono);
  background: rgba(6, 182, 212, 0.12);
  color: var(--color-accent);
  border: 1px solid rgba(6, 182, 212, 0.3);
  padding: 0.25rem 0.65rem;
  border-radius: 2rem;
  font-size: 0.82rem;
  letter-spacing: 0.05em;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
}

/* Clave en bloque mono */
.mono-box {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  word-break: break-all;
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-color);
  padding: 0.75rem;
  border-radius: 0.65rem;
  color: var(--text-main);
}

/* Badges de Seguridad */
.badge-e2ee {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.15) 0%, rgba(6, 182, 212, 0.15) 100%);
  border: 1px solid rgba(16, 185, 129, 0.35);
  color: var(--color-success);
  font-weight: 600;
  border-radius: 2rem;
  padding: 0.35rem 0.85rem;
  display: inline-flex;
  align-items: center;
  font-size: 0.85rem;
}

.badge-warning-custom {
  background: rgba(245, 158, 11, 0.15);
  border: 1px solid rgba(245, 158, 11, 0.4);
  color: var(--color-warning);
  font-weight: 600;
  border-radius: 2rem;
  padding: 0.35rem 0.85rem;
}

.badge-danger-custom {
  background: rgba(239, 68, 68, 0.15);
  border: 1px solid rgba(239, 68, 68, 0.4);
  color: var(--color-danger);
  font-weight: 600;
  border-radius: 2rem;
  padding: 0.35rem 0.85rem;
}

/* Zona de Carga Arrastrar y Soltar */
.drop-zone {
  border: 2px dashed var(--border-color);
  border-radius: 0.85rem;
  padding: 1.5rem;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s ease;
  background: rgba(255, 255, 255, 0.015);
}

.drop-zone:hover, .drop-zone.dragover {
  border-color: var(--color-accent);
  background: rgba(6, 182, 212, 0.05);
}

/* Visor de Escaneo QR con Cámara */
#qr-reader-container {
  width: 100%;
  max-width: 400px;
  margin: 0 auto;
  border-radius: 1rem;
  overflow: hidden;
  border: 2px solid var(--border-glow);
}

#qr-reader-container video {
  border-radius: 0.85rem;
}

/* Animación de pulso para estado seguro */
@keyframes pulse-glow {
  0% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.4); }
  70% { box-shadow: 0 0 0 10px rgba(16, 185, 129, 0); }
  100% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

.pulse-shield {
  animation: pulse-glow 2s infinite;
  border-radius: 50%;
}

/* Modal Cyber */
.modal-content {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 1rem;
  color: var(--text-main);
  box-shadow: var(--card-shadow);
}

.modal-header, .modal-footer {
  border-color: var(--border-color);
}

/* Toast Container */
.toast-container-cyber {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 1090;
}

.toast-cyber {
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  border-radius: 0.75rem;
  box-shadow: var(--card-shadow);
}

/* Barra de Navegación Móvil */
@media (max-width: 768px) {
  .nav-pills {
    flex-wrap: nowrap;
    overflow-x: auto;
    padding-bottom: 0.5rem;
    -webkit-overflow-scrolling: touch;
  }
  .nav-pills .nav-link {
    white-space: nowrap;
    font-size: 0.85rem;
    padding: 0.6rem 0.9rem;
  }
}