/**
 * SKOLKOLETET.RU - Visa Components
 *
 * Includes:
 * - Flip Card for visa information (3D flip effect)
 * - Document Checklist with animated checkboxes
 * - Visa Status Badges with pulse animation
 */

/* ========================================
   VISA FLIP CARD
   3D card with front (visa status) and back (requirements)
   ======================================== */
.visa-flip-card {
  perspective: 1000px;
  width: 100%;
  height: 280px;
  cursor: pointer;
}

.visa-flip-card-inner {
  position: relative;
  width: 100%;
  height: 100%;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  transform-style: preserve-3d;
}

/* Flipped state */
.visa-flip-card.flipped .visa-flip-card-inner,
.visa-flip-card:focus .visa-flip-card-inner {
  transform: rotateY(180deg);
}

/* Common styles for both sides */
.visa-flip-card-front,
.visa-flip-card-back {
  position: absolute;
  width: 100%;
  height: 100%;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

/* Front side - Visa status and country */
.visa-flip-card-front {
  background: var(--white);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-6);
  text-align: center;
}

.visa-flip-card-status {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-4);
  position: relative;
}

.visa-flip-card-status::before {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  opacity: 0.2;
}

/* Status colors */
.visa-flip-card-status.status-free {
  background: rgba(34, 197, 94, 0.15);
  color: var(--success);
}

.visa-flip-card-status.status-free::before {
  background: var(--success);
}

.visa-flip-card-status.status-evisa {
  background: rgba(245, 158, 11, 0.15);
  color: var(--warning);
}

.visa-flip-card-status.status-evisa::before {
  background: var(--warning);
}

.visa-flip-card-status.status-required {
  background: rgba(239, 68, 68, 0.15);
  color: var(--error);
}

.visa-flip-card-status.status-required::before {
  background: var(--error);
}

.visa-flip-card-status svg {
  width: 36px;
  height: 36px;
}

.visa-flip-card-country {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: var(--sky-midnight);
  margin-bottom: var(--space-2);
}

.visa-flip-card-label {
  font-size: var(--text-sm);
  color: var(--gray-500);
  margin-bottom: var(--space-4);
}

.visa-flip-card-hint {
  font-size: var(--text-xs);
  color: var(--gray-400);
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.visa-flip-card-hint svg {
  width: 14px;
  height: 14px;
}

/* Back side - Requirements list */
.visa-flip-card-back {
  background: var(--sky-midnight);
  color: var(--white);
  transform: rotateY(180deg);
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
}

.visa-flip-card-back-header {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.visa-flip-card-requirements {
  flex: 1;
  overflow-y: auto;
}

.visa-flip-card-requirements ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.visa-flip-card-requirements li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  font-size: var(--text-sm);
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.85);
}

.visa-flip-card-requirements li::before {
  content: '';
  flex-shrink: 0;
  width: 6px;
  height: 6px;
  margin-top: 0.5em;
  border-radius: 50%;
  background: var(--horizon-coral);
}

.visa-flip-card-back-footer {
  margin-top: var(--space-3);
  padding-top: var(--space-3);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.5);
  text-align: center;
}

/* Responsive */
@media (max-width: 640px) {
  .visa-flip-card {
    height: 260px;
  }

  .visa-flip-card-status {
    width: 64px;
    height: 64px;
  }

  .visa-flip-card-status svg {
    width: 28px;
    height: 28px;
  }

  .visa-flip-card-country {
    font-size: var(--text-lg);
  }
}


/* ========================================
   DOCUMENT CHECKLIST
   Custom checkboxes with animated checkmark
   ======================================== */
.visa-checklist {
  background: var(--white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

/* Progress bar at top */
.visa-checklist-progress {
  height: 4px;
  background: var(--gray-100);
  position: relative;
  overflow: hidden;
}

.visa-checklist-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--success) 0%, var(--atmos-teal) 100%);
  transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  border-radius: 0 2px 2px 0;
}

.visa-checklist-header {
  padding: var(--space-5) var(--space-6);
  border-bottom: 1px solid var(--gray-100);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.visa-checklist-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  color: var(--sky-midnight);
}

.visa-checklist-count {
  font-size: var(--text-sm);
  color: var(--gray-500);
}

.visa-checklist-count span {
  font-weight: 600;
  color: var(--success);
}

.visa-checklist-items {
  padding: var(--space-4) var(--space-6);
}

/* Individual checklist item */
.visa-checklist-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--gray-50);
  transition: all var(--transition-fast);
}

.visa-checklist-item:last-child {
  border-bottom: none;
}

.visa-checklist-item:hover {
  background: var(--gray-50);
  margin-left: calc(-1 * var(--space-3));
  margin-right: calc(-1 * var(--space-3));
  padding-left: var(--space-3);
  padding-right: var(--space-3);
  border-radius: var(--radius-md);
}

/* Custom checkbox */
.visa-checkbox {
  position: relative;
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  cursor: pointer;
}

.visa-checkbox input {
  position: absolute;
  opacity: 0;
  width: 100%;
  height: 100%;
  cursor: pointer;
  z-index: 2;
}

.visa-checkbox-box {
  position: absolute;
  inset: 0;
  background: var(--white);
  border: 2px solid var(--gray-300);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.visa-checkbox input:hover + .visa-checkbox-box {
  border-color: var(--success);
}

.visa-checkbox input:checked + .visa-checkbox-box {
  background: var(--success);
  border-color: var(--success);
}

/* Animated checkmark SVG */
.visa-checkbox-check {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}

.visa-checkbox-check svg {
  width: 14px;
  height: 14px;
  fill: none;
  stroke: var(--white);
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.visa-checkbox-check svg path {
  stroke-dasharray: 20;
  stroke-dashoffset: 20;
  transition: stroke-dashoffset 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.visa-checkbox input:checked ~ .visa-checkbox-check svg path {
  stroke-dashoffset: 0;
}

/* Checklist item content */
.visa-checklist-content {
  flex: 1;
  min-width: 0;
}

.visa-checklist-label {
  font-size: var(--text-base);
  color: var(--gray-700);
  line-height: 1.5;
  transition: all var(--transition-fast);
  cursor: pointer;
}

.visa-checklist-item.checked .visa-checklist-label {
  color: var(--gray-400);
  text-decoration: line-through;
  text-decoration-color: var(--gray-300);
}

.visa-checklist-hint {
  font-size: var(--text-sm);
  color: var(--gray-400);
  margin-top: var(--space-1);
}

.visa-checklist-item.checked .visa-checklist-hint {
  opacity: 0.6;
}

/* Optional badge */
.visa-checklist-optional {
  display: inline-flex;
  padding: var(--space-1) var(--space-2);
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--gray-500);
  background: var(--gray-100);
  border-radius: var(--radius-full);
  margin-left: var(--space-2);
}

/* Footer */
.visa-checklist-footer {
  padding: var(--space-4) var(--space-6);
  background: var(--gray-50);
  border-top: 1px solid var(--gray-100);
}

/* Responsive */
@media (max-width: 640px) {
  .visa-checklist-header {
    padding: var(--space-4);
  }

  .visa-checklist-items {
    padding: var(--space-3) var(--space-4);
  }

  .visa-checklist-footer {
    padding: var(--space-3) var(--space-4);
  }
}


/* ========================================
   VISA STATUS BADGES
   Color-coded badges with pulse animation
   ======================================== */
.visa-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
  font-weight: 600;
  border-radius: var(--radius-full);
  white-space: nowrap;
  transition: all var(--transition-fast);
}

.visa-badge svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

/* Visa Free - Green */
.visa-free {
  background: rgba(34, 197, 94, 0.12);
  color: var(--success);
  border: 1px solid rgba(34, 197, 94, 0.25);
}

.visa-free:hover {
  background: rgba(34, 197, 94, 0.2);
}

/* E-Visa - Yellow/Amber */
.visa-evisa {
  background: rgba(245, 158, 11, 0.12);
  color: var(--warning);
  border: 1px solid rgba(245, 158, 11, 0.25);
}

.visa-evisa:hover {
  background: rgba(245, 158, 11, 0.2);
}

/* Visa Required - Red */
.visa-required {
  background: rgba(239, 68, 68, 0.12);
  color: var(--error);
  border: 1px solid rgba(239, 68, 68, 0.25);
}

.visa-required:hover {
  background: rgba(239, 68, 68, 0.2);
}

/* Pulse indicator */
.visa-badge-pulse {
  position: relative;
}

.visa-badge-pulse::before {
  content: '';
  position: absolute;
  left: 8px;
  top: 50%;
  transform: translateY(-50%);
  width: 8px;
  height: 8px;
  border-radius: 50%;
  animation: visa-pulse 2s ease-in-out infinite;
}

.visa-badge-pulse.visa-free::before {
  background: var(--success);
}

.visa-badge-pulse.visa-evisa::before {
  background: var(--warning);
}

.visa-badge-pulse.visa-required::before {
  background: var(--error);
}

/* Adjust padding for pulse variant */
.visa-badge-pulse {
  padding-left: calc(var(--space-4) + 12px);
}

@keyframes visa-pulse {
  0%, 100% {
    opacity: 1;
    transform: translateY(-50%) scale(1);
    box-shadow: 0 0 0 0 currentColor;
  }
  50% {
    opacity: 0.7;
    transform: translateY(-50%) scale(1.3);
    box-shadow: 0 0 0 6px transparent;
  }
}

/* Badge sizes */
.visa-badge-sm {
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-xs);
}

.visa-badge-sm svg {
  width: 14px;
  height: 14px;
}

.visa-badge-lg {
  padding: var(--space-3) var(--space-5);
  font-size: var(--text-base);
}

.visa-badge-lg svg {
  width: 20px;
  height: 20px;
}


/* ========================================
   VISA CARD GRID
   Layout helper for visa flip cards
   ======================================== */
.visa-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-6);
}

@media (max-width: 640px) {
  .visa-cards-grid {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }
}


/* ========================================
   VISA INFO BOX
   Supplementary component for visa details
   ======================================== */
.visa-info-box {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  padding: var(--space-4);
  background: var(--gray-50);
  border-radius: var(--radius-lg);
  border-left: 4px solid var(--horizon-coral);
}

.visa-info-box-icon {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--white);
  border-radius: var(--radius-md);
  color: var(--horizon-coral);
}

.visa-info-box-icon svg {
  width: 20px;
  height: 20px;
}

.visa-info-box-content {
  flex: 1;
  min-width: 0;
}

.visa-info-box-title {
  font-weight: 600;
  color: var(--sky-midnight);
  margin-bottom: var(--space-1);
}

.visa-info-box-text {
  font-size: var(--text-sm);
  color: var(--gray-600);
  line-height: 1.6;
}

/* Info box variants */
.visa-info-box-success {
  border-left-color: var(--success);
}

.visa-info-box-success .visa-info-box-icon {
  color: var(--success);
}

.visa-info-box-warning {
  border-left-color: var(--warning);
}

.visa-info-box-warning .visa-info-box-icon {
  color: var(--warning);
}

.visa-info-box-error {
  border-left-color: var(--error);
}

.visa-info-box-error .visa-info-box-icon {
  color: var(--error);
}