/**
 * CRIBAL — Componentes: loader, modals, tabs, accordion, timeline
 */

/* ============================================================
   Page Loader
   ============================================================ */
.page-loader {
  position: fixed; inset: 0; background: var(--primary-dark);
  display: flex; align-items: center; justify-content: center;
  z-index: 9999; opacity: 1; visibility: visible;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

.page-loader.hidden { opacity: 0; visibility: hidden; }

.loader-content { text-align: center; }

.spinner {
  width: 48px; height: 48px;
  border: 3px solid rgba(255,255,255,0.15);
  border-top-color: var(--accent-color);
  border-radius: 50%;
  animation: spin 0.9s linear infinite;
  margin: 0 auto var(--spacing-md);
}

@keyframes spin { to { transform: rotate(360deg); } }

.loader-text {
  color: rgba(255,255,255,0.7); font-size: var(--fs-sm);
  font-weight: 700; letter-spacing: 0.2em; text-transform: uppercase;
  font-family: var(--font-headings);
}

/* ============================================================
   Mobile Menu Overlay
   ============================================================ */
.mobile-menu-overlay {
  display: none; position: fixed; inset: 0;
  background: rgba(0,0,0,0.55); backdrop-filter: blur(3px);
  z-index: 1049; opacity: 0; transition: opacity var(--transition-normal);
}

.mobile-menu-overlay.active { display: block; opacity: 1; }

/* ============================================================
   Modal
   ============================================================ */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.75);
  backdrop-filter: blur(4px); display: flex; align-items: center; justify-content: center;
  z-index: var(--z-modal); opacity: 0; visibility: hidden; transition: all var(--transition-normal);
}

.modal-overlay.active { opacity: 1; visibility: visible; }

.modal-content {
  background: var(--white); border-radius: var(--border-radius-xl);
  padding: var(--spacing-2xl); max-width: 90vw; max-height: 90vh;
  overflow-y: auto; position: relative;
  transform: scale(0.88) translateY(20px); transition: transform var(--transition-normal);
  box-shadow: var(--shadow-xl);
}

.modal-overlay.active .modal-content { transform: scale(1) translateY(0); }

.modal-close {
  position: absolute; top: var(--spacing-md); right: var(--spacing-md);
  width: 32px; height: 32px; background: var(--gray-100); border: none;
  border-radius: 50%; font-size: var(--fs-lg); cursor: pointer;
  color: var(--gray-600); display: flex; align-items: center; justify-content: center;
  transition: all var(--transition-fast);
}

.modal-close:hover { background: var(--gray-200); color: var(--gray-900); }

/* ============================================================
   Tabs
   ============================================================ */
.tabs-container { margin: var(--spacing-xl) 0; }

.tabs-nav {
  display: flex; border-bottom: 2px solid var(--gray-200);
  margin-bottom: var(--spacing-xl); overflow-x: auto; gap: 0;
}

.tab-button {
  background: none; border: none; padding: 0.875rem var(--spacing-xl);
  font-size: var(--fs-sm); font-weight: 600; color: var(--gray-500);
  cursor: pointer; border-bottom: 3px solid transparent; margin-bottom: -2px;
  transition: all var(--transition-fast); white-space: nowrap;
  font-family: var(--font-headings);
}

.tab-button:hover  { color: var(--accent-color); background: var(--gray-50); }
.tab-button.active { color: var(--accent-color); border-bottom-color: var(--accent-color); }

.tab-content { display: none; animation: fadeInUp 0.35s ease-out; }
.tab-content.active { display: block; }

/* ============================================================
   Accordion
   ============================================================ */
.accordion {
  border: 1px solid var(--gray-200); border-radius: var(--border-radius-lg); overflow: hidden;
}

.accordion-item { border-bottom: 1px solid var(--gray-200); }
.accordion-item:last-child { border-bottom: none; }

.accordion-header {
  background: var(--gray-50); padding: var(--spacing-lg) var(--spacing-xl);
  cursor: pointer; display: flex; justify-content: space-between; align-items: center;
  transition: background var(--transition-fast); user-select: none;
}

.accordion-header:hover { background: var(--gray-100); }

.accordion-title { font-weight: 600; color: var(--gray-800); margin: 0; font-size: var(--fs-base); }

.accordion-icon { font-size: var(--fs-lg); color: var(--accent-color); transition: transform var(--transition-fast); }

.accordion-item.active .accordion-icon { transform: rotate(180deg); }

.accordion-content {
  padding: 0 var(--spacing-xl); max-height: 0; overflow: hidden; transition: all var(--transition-normal);
}

.accordion-item.active .accordion-content {
  padding: var(--spacing-lg) var(--spacing-xl); max-height: 600px;
}

.accordion-content p { margin: 0; font-size: var(--fs-sm); color: var(--gray-600); }

/* ============================================================
   Badge variants
   ============================================================ */
.badge-success { background: #22c55e; color: var(--white); }
.badge-warning { background: var(--accent-color); color: var(--white); }
.badge-danger  { background: #ef4444; color: var(--white); }
.badge-primary { background: var(--primary-color); color: var(--white); }

/* ============================================================
   Timeline
   ============================================================ */
.timeline { position: relative; max-width: 800px; margin: 0 auto; }

.timeline::before {
  content: ''; position: absolute; top: 0; bottom: 0; left: 50%;
  width: 2px; background: var(--gradient-accent); transform: translateX(-50%);
}

.timeline-item { position: relative; width: 50%; margin-bottom: var(--spacing-3xl); }

.timeline-item:nth-child(odd)  { left: 0; padding-right: var(--spacing-2xl); text-align: right; }
.timeline-item:nth-child(even) { left: 50%; padding-left: var(--spacing-2xl); }

.timeline-content {
  background: var(--white); padding: var(--spacing-xl);
  border-radius: var(--border-radius-lg); box-shadow: var(--shadow-md);
  border: 1px solid var(--gray-100); transition: all var(--transition-fast);
}

.timeline-content:hover { box-shadow: var(--shadow-lg); transform: translateY(-3px); }

.timeline-marker {
  position: absolute; top: 20px; right: -10px;
  width: 20px; height: 20px;
  background: var(--gradient-accent); border-radius: 50%; z-index: 1;
  box-shadow: 0 0 0 4px rgba(234,88,12,0.2);
}

.timeline-item:nth-child(even) .timeline-marker { left: -10px; right: auto; }

.timeline-date { color: var(--accent-color); font-weight: 700; font-size: var(--fs-sm); margin-bottom: var(--spacing-sm); }

/* ============================================================
   Progress Bar
   ============================================================ */
.progress-bar { width: 100%; height: 6px; background: var(--gray-200); border-radius: var(--border-radius-full); overflow: hidden; }

.progress-fill {
  height: 100%; background: var(--gradient-accent);
  border-radius: var(--border-radius-full); width: 0%;
  transition: width 1.2s cubic-bezier(0.4,0,0.2,1); position: relative; overflow: hidden;
}

.progress-fill::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
  animation: shimmer 1.6s infinite;
}

@keyframes shimmer { 0% { transform: translateX(-100%); } 100% { transform: translateX(100%); } }

/* ============================================================
   Notification / Toast
   ============================================================ */
.notification {
  position: fixed; bottom: var(--spacing-xl); left: 50%;
  transform: translateX(-50%) translateY(30px);
  background: var(--gray-900); color: var(--white);
  padding: var(--spacing-md) var(--spacing-xl);
  border-radius: var(--border-radius-full); font-size: var(--fs-sm); font-weight: 600;
  box-shadow: var(--shadow-xl); opacity: 0; transition: all var(--transition-normal);
  z-index: 9998; white-space: nowrap;
}

.notification.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.notification-success { background: #22c55e; }
.notification-error   { background: #ef4444; }

/* ============================================================
   Responsive (components)
   ============================================================ */
@media (max-width: 768px) {
  .timeline::before { left: 20px; }
  .timeline-item { width: 100%; left: 0 !important; padding-left: 50px !important; padding-right: 0 !important; text-align: left !important; }
  .timeline-marker { left: 10px !important; right: auto !important; }
  .modal-content { margin: var(--spacing-md); padding: var(--spacing-lg); }
}