/* ============================================================
   panel.css — Side panel (desktop) and bottom sheet (mobile)
   ============================================================ */

/* --- Overlay Backdrop --- */
.panel-overlay {
  position: fixed;
  inset: 0;
  z-index: 150;
  background-color: rgba(0, 0, 0, 0.4);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

.panel-overlay--open {
  opacity: 1;
  visibility: visible;
}

/* --- Panel Base --- */
.panel {
  position: fixed;
  z-index: 151;
  background-color: var(--color-white);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* Desktop: Side panel from the right */
@media (min-width: 769px) {
  .panel {
    top: 0;
    right: 0;
    bottom: 0;
    width: 400px;
    max-width: 90vw;
    box-shadow: -4px 0 24px rgba(0, 0, 0, 0.15);
    transform: translateX(100%);
    transition: transform var(--transition-slow);
  }

  .panel-overlay--open .panel {
    transform: translateX(0);
  }
}

/* Mobile: Bottom sheet */
@media (max-width: 768px) {
  .panel {
    left: 0;
    right: 0;
    bottom: 0;
    max-height: 70vh;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    box-shadow: 0 -4px 24px rgba(0, 0, 0, 0.15);
    transform: translateY(100%);
    transition: transform var(--transition-slow);
  }

  .panel-overlay--open .panel {
    transform: translateY(0);
  }
}

/* --- Panel Header --- */
.panel__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md) var(--space-lg);
  border-bottom: 1px solid var(--color-border);
  flex-shrink: 0;
}

.panel__title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-navy);
}

.panel__close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  font-size: 1.5rem;
  color: var(--color-gray);
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.panel__close:hover {
  background-color: var(--color-light);
  color: var(--color-navy);
}

/* --- Panel Body --- */
.panel__body {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-md) var(--space-lg);
  -webkit-overflow-scrolling: touch;
}

/* --- Bottom Sheet Drag Handle (mobile only) --- */
@media (max-width: 768px) {
  .panel__header::before {
    content: '';
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 4px;
    background-color: var(--color-border);
    border-radius: var(--radius-full);
  }

  .panel__header {
    padding-top: var(--space-lg);
    position: relative;
  }
}

/* --- Event Card --- */
.event-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  margin-bottom: var(--space-md);
  transition: box-shadow var(--transition-fast);
}

.event-card:hover {
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
}

.event-card:last-child {
  margin-bottom: 0;
}

/* Event Card Header */
.event-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
}

.event-header h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-navy);
  line-height: 1.3;
  flex: 1;
}

/* Event Meta */
.event-meta {
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin-bottom: var(--space-sm);
}

.event-location {
  font-size: 0.8125rem;
  color: var(--color-gray);
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.event-location::before {
  content: '\25CF';
  font-size: 0.5rem;
  color: var(--color-cyan);
}

.event-dates {
  font-size: 0.8125rem;
  color: var(--color-gray);
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.event-dates::before {
  content: '\25B6';
  font-size: 0.4375rem;
  color: var(--color-cyan);
}

/* Event Description */
.event-description {
  font-size: 0.8125rem;
  color: var(--color-gray);
  line-height: 1.5;
  margin-top: var(--space-sm);
}

/* Category Badge in Event Card */
.event-card .category-badge {
  margin-top: var(--space-xs);
}

/* --- No Events Message --- */
.panel__no-events {
  text-align: center;
  padding: var(--space-xl) var(--space-md);
  color: var(--color-gray);
}

.panel__no-events p {
  font-size: 0.9375rem;
}

/* --- Responsive Adjustments --- */
@media (max-width: 768px) {
  .panel__body {
    padding: var(--space-md);
  }

  .event-card {
    padding: var(--space-sm) var(--space-md);
  }

  .event-header h3 {
    font-size: 0.9375rem;
  }
}