/* ==========================================================================
   Sheppard Family Travel - Component Library
   Reusable UI components for web pages
   ========================================================================== */

/* ==========================================================================
   CARDS
   ========================================================================== */

.card {
  background: var(--white);
  padding: 28px 32px;
  border-radius: var(--card-radius);
  border: 1px solid transparent;
  transition: border-color var(--duration-normal) var(--ease-default),
              box-shadow var(--duration-normal) var(--ease-default);
}

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

.card--accent {
  border-left: 3px solid var(--accent);
}

.card--primary {
  border-left: 3px solid var(--primary);
}

.card--interactive {
  cursor: pointer;
}

.card--interactive:hover {
  transform: translateX(4px);
}

.card--interactive:focus-visible {
  outline: var(--focus-ring);
  outline-offset: var(--focus-ring-offset);
}

.card--interactive:active {
  transform: translateX(2px) scale(var(--active-scale, 0.99));
}

.card--featured {
  background: var(--white);
  border-left: 3px solid var(--accent);
}

/* Card content */
.card__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: var(--font-regular);
  margin-bottom: var(--space-xs);
  letter-spacing: var(--tracking-tight);
}

.card__subtitle {
  font-size: var(--text-sm);
  color: var(--ink-light);
  font-weight: var(--font-regular);
}

.card__arrow {
  font-size: 20px;
  color: var(--accent);
  opacity: 0;
  transform: translateX(-8px);
  transition: opacity var(--duration-normal) var(--ease-default),
              transform var(--duration-normal) var(--ease-default);
}

.card:hover .card__arrow {
  opacity: 1;
  transform: translateX(0);
}

/* ==========================================================================
   BUTTONS
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 12px 24px;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  text-decoration: none;
  border-radius: var(--btn-radius);
  border: none;
  cursor: pointer;
  transition: background-color var(--duration-fast) var(--ease-default),
              border-color var(--duration-fast) var(--ease-default),
              color var(--duration-fast) var(--ease-default),
              transform var(--duration-fast) var(--ease-default);
}

.btn:disabled {
  opacity: var(--disabled-opacity, 0.5);
  cursor: not-allowed;
}

.btn:focus-visible {
  outline: var(--focus-ring);
  outline-offset: var(--focus-ring-offset);
}

.btn:active:not(:disabled) {
  transform: scale(var(--active-scale, 0.98));
}

.btn--primary {
  background-color: var(--primary);
  color: var(--white);
}

.btn--primary:hover {
  background-color: var(--accent);
}

.btn--secondary {
  background-color: var(--white);
  color: var(--ink);
  border: 1px solid var(--warm-sand);
}

.btn--secondary:hover {
  border-color: var(--primary);
}

.btn--ghost {
  background: transparent;
  color: var(--primary);
  padding: var(--space-xs) var(--space-sm);
}

.btn--ghost:hover {
  color: var(--accent);
}

.btn--sm {
  padding: 8px 16px;
  font-size: var(--text-xs);
}

.btn--lg {
  padding: 16px 32px;
  font-size: var(--text-base);
}

/* ==========================================================================
   BADGES
   ========================================================================== */

.badge {
  display: inline-block;
  padding: 6px 14px;
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  text-transform: uppercase;
  letter-spacing: var(--tracking-label);
  border-radius: var(--badge-radius);
}

.badge--default {
  color: var(--ink-muted);
  background: var(--cream);
}

.badge--primary {
  color: var(--primary);
  background: var(--pale);
}

.badge--success {
  color: var(--success);
  background: rgba(123, 163, 123, 0.1);
}

.badge--warning {
  color: var(--warning);
  background: rgba(212, 169, 89, 0.1);
}

.badge--completed {
  color: var(--primary);
  background: rgba(91, 138, 138, 0.1);
}

/* Status dot */
.badge__dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  margin-right: var(--space-xs);
  animation: pulse 2s infinite;
}

.badge__dot--active {
  background-color: var(--success);
}

.badge__dot--pending {
  background-color: var(--warning);
}

/* ==========================================================================
   TIMELINE
   ========================================================================== */

.timeline {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.timeline__item {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: var(--space-sm);
}

.timeline__node {
  width: var(--timeline-node);
  height: var(--timeline-node);
  background-color: var(--pale);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-lg);
  border: 2px solid rgba(0, 0, 0, 0.05);
  position: relative;
}

.timeline__connector {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  width: var(--timeline-connector);
  height: calc(100% + var(--space-sm));
  min-height: 20px;
  background-color: var(--warm-sand);
}

/* Hide connector on last timeline item */
.timeline__item:last-child .timeline__connector {
  display: none;
}

/* Alternative: Use border-left on content for self-adjusting connector */
.timeline--border-style .timeline__content {
  border-left: var(--timeline-connector) solid var(--warm-sand);
  margin-left: calc(var(--timeline-node) / 2);
  padding-left: var(--space-md);
}

.timeline--border-style .timeline__connector {
  display: none;
}

.timeline__content {
  padding-left: var(--space-sm);
}

.timeline__time {
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  color: var(--accent);
  margin-bottom: var(--space-xs);
}

.timeline__title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: var(--font-regular);
  color: var(--ink);
  margin-bottom: var(--space-sm);
}

.timeline__description {
  font-size: var(--text-sm);
  color: var(--ink-light);
  line-height: 1.6;
}

.timeline__address {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: 4px 10px;
  background-color: var(--pale);
  border-radius: var(--card-radius);
  font-size: var(--text-sm);
  color: var(--primary);
  text-decoration: none;
  margin-bottom: var(--space-sm);
}

.timeline__address:hover {
  background-color: var(--warm-sand);
}

/* ==========================================================================
   FORMS
   ========================================================================== */

.form-group {
  margin-bottom: var(--space-md);
}

.form-label {
  display: block;
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  color: var(--ink-muted);
  margin-bottom: var(--space-xs);
}

.form-input {
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--ink);
  background: var(--white);
  border: 1px solid var(--warm-sand);
  border-radius: var(--card-radius);
  transition: border-color var(--duration-fast) var(--ease-default);
}

.form-input:focus {
  border-color: var(--primary);
  outline: var(--focus-ring);
  outline-offset: var(--focus-ring-offset);
}

.form-input:focus:not(:focus-visible) {
  outline: none;
}

.form-input:focus-visible {
  border-color: var(--primary);
  outline: var(--focus-ring);
  outline-offset: var(--focus-ring-offset);
}

.form-input::placeholder {
  color: var(--ink-muted);
}

.form-checkbox {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  cursor: pointer;
}

.form-checkbox input {
  width: 18px;
  height: 18px;
  accent-color: var(--primary);
}

/* ==========================================================================
   SECTION HEADERS
   ========================================================================== */

.section-header {
  margin-bottom: var(--space-lg);
}

.section-header__label {
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  text-transform: uppercase;
  letter-spacing: var(--tracking-label);
  color: var(--primary);
  margin-bottom: var(--space-xs);
}

.section-header__title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: var(--font-light);
  color: var(--ink);
}

/* ==========================================================================
   PROGRESS BAR
   ========================================================================== */

.progress {
  width: 100%;
  height: 8px;
  background: var(--warm-sand);
  border-radius: 4px;
  overflow: hidden;
}

.progress__bar {
  height: 100%;
  background: var(--success);
  border-radius: 4px;
  transform-origin: left;
  transition: transform var(--duration-normal) var(--ease-default);
  /* Use transform: scaleX() instead of width for GPU acceleration */
}

.progress__bar--primary {
  background: var(--primary);
}

.progress__bar--accent {
  background: var(--accent);
}

/* ==========================================================================
   TABLES
   ========================================================================== */

.table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
}

.table th {
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  color: var(--white);
  background: var(--primary);
  padding: var(--space-sm) var(--space-md);
  text-align: left;
}

.table td {
  padding: var(--space-sm) var(--space-md);
  border-bottom: 1px solid var(--warm-sand);
  color: var(--ink-light);
}

.table tbody tr:hover {
  background: var(--pale);
}

/* ==========================================================================
   MODALS / OVERLAYS
   ========================================================================== */

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(28, 40, 38, 0.6);
  backdrop-filter: blur(4px);
  z-index: var(--z-modal-backdrop, 900);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--duration-normal) var(--ease-default),
              visibility var(--duration-normal) var(--ease-default);
}

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

.modal {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.95);
  background: var(--cream);
  width: 90%;
  max-width: 600px;
  max-height: 85vh;
  overflow-y: auto;
  border-radius: var(--card-radius);
  z-index: var(--z-modal, 1000);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--duration-normal) var(--ease-default),
              visibility var(--duration-normal) var(--ease-default),
              transform var(--duration-normal) var(--ease-default);
}

.modal.active {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, -50%) scale(1);
}

.modal__header {
  padding: var(--space-xl) var(--space-lg);
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  text-align: center;
  position: relative;
}

.modal__close {
  position: absolute;
  top: var(--space-md);
  right: var(--space-md);
  background: none;
  border: none;
  font-size: 24px;
  color: var(--white);
  cursor: pointer;
  opacity: 0.8;
  transition: opacity var(--duration-fast);
}

.modal__close:hover {
  opacity: 1;
}

.modal__title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: var(--font-light);
  color: var(--white);
}

.modal__content {
  padding: var(--space-lg);
}

.modal__footer {
  padding: var(--space-lg);
  background: var(--white);
  border-top: 1px solid var(--warm-sand);
  text-align: center;
}

/* ==========================================================================
   NAV
   ========================================================================== */

.top-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-tooltip, 1100);
  background: rgba(254, 252, 249, 0.98);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--warm-sand);
  padding: var(--space-sm) var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.top-nav__link {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--ink-light);
  text-decoration: none;
  transition: color var(--duration-fast);
}

.top-nav__link:hover {
  color: var(--ink);
}

.top-nav__brand {
  font-family: var(--font-display);
  font-size: var(--text-md);
  color: var(--ink);
  font-weight: var(--font-regular);
}

/* ==========================================================================
   AUTH GATE
   ========================================================================== */

.auth-gate {
  position: fixed;
  inset: 0;
  background: linear-gradient(135deg, var(--cream) 0%, var(--pale) 100%);
  z-index: var(--z-toast, 1200);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-lg);
}

.auth-gate.hidden {
  display: none;
}

.auth-gate__logo {
  font-size: 48px;
  margin-bottom: var(--space-lg);
}

.auth-gate__title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: var(--font-light);
  color: var(--ink);
  margin-bottom: var(--space-sm);
}

.auth-gate__subtitle {
  color: var(--ink-muted);
  margin-bottom: var(--space-lg);
  font-size: var(--text-base);
}

.auth-card {
  background: var(--white);
  padding: var(--space-2xl);
  border-radius: var(--card-radius);
  box-shadow: 0 30px 60px rgba(30, 42, 74, 0.12);
  text-align: center;
  max-width: 400px;
  position: relative;
}

.auth-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: var(--primary);
}

/* ==========================================================================
   USER INFO
   ========================================================================== */

.user-info {
  position: fixed;
  top: var(--space-md);
  right: var(--space-md);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  background: var(--white);
  padding: var(--space-xs) var(--space-sm);
  border-radius: 100px;
  box-shadow: var(--card-shadow);
  z-index: 100;
  font-size: var(--text-sm);
}

.user-info__photo {
  width: 32px;
  height: 32px;
  border-radius: 50%;
}

.user-info__name {
  color: var(--ink-light);
}

.user-info__logout {
  background: none;
  border: none;
  color: var(--ink-muted);
  cursor: pointer;
  padding: var(--space-xs);
  font-size: var(--text-xs);
}

.user-info__logout:hover {
  color: var(--accent);
}

/* ==========================================================================
   FOOTER
   ========================================================================== */

.footer {
  margin-top: var(--space-2xl);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--warm-sand);
  text-align: center;
}

.footer__brand {
  font-family: var(--font-display);
  font-size: var(--text-md);
  font-weight: var(--font-regular);
  color: var(--ink);
  margin-bottom: var(--space-sm);
}

.footer__address {
  font-size: var(--text-xs);
  color: var(--ink-muted);
  letter-spacing: var(--tracking-wide);
}

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */

@media (max-width: 600px) {
  .card {
    padding: var(--space-lg);
  }

  .card__title {
    font-size: var(--text-lg);
  }

  .timeline__item {
    grid-template-columns: 48px 1fr;
  }

  .timeline__node {
    width: 40px;
    height: 40px;
    font-size: var(--text-base);
  }

  .modal {
    max-height: 90vh;
    border-radius: 0;
  }

  .grid-cols-3 {
    grid-template-columns: 1fr;
  }

  .grid-cols-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}