:root {
  --color-primary: #202020;
  --color-secondary: #ececec;
  --color-accent: #75d7a3;
  --color-background: #ffffff;
  --color-surface: #f5f5f5;
  --color-muted: #666666;
  --color-placeholder: #999999;
  --color-border: #e0e0e0;
  --color-error: #d64545;
  --color-water: #e6eef2;
  --color-park: #e9efe9;
  --radius-lg: 28px;
  --radius-xl: 36px;
  --spacing-xs: 8px;
  --spacing-sm: 12px;
  --spacing-md: 16px;
  --spacing-lg: 20px;
  --spacing-xl: 24px;
  --shadow-card: 0 8px 24px rgba(32, 32, 32, 0.08);
  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  min-height: 100dvh;
  font-family: var(--font-sans);
  background: var(--color-surface);
  color: var(--color-primary);
  line-height: 1.5;
}

.hidden {
  display: none !important;
}

/* Header */
.site-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: 0;
  padding-top: env(safe-area-inset-top, 0px);
  background: transparent;
}

.site-logo {
  width: 56px;
  height: 56px;
  object-fit: contain;
  flex-shrink: 0;
}

.site-title {
  margin: 0;
  font-size: 1.125rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.site-subtitle {
  margin: 2px 0 0;
  font-size: 0.8125rem;
  color: var(--color-muted);
}

/* Layout */
.page {
  max-width: 640px;
  margin: 0 auto;
  padding: var(--spacing-md);
  padding-top: calc(var(--spacing-md) + env(safe-area-inset-top, 0px));
  padding-bottom: calc(var(--spacing-xl) + env(safe-area-inset-bottom, 0px));
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  border: none;
  border-radius: var(--radius-lg);
  padding: var(--spacing-md) var(--spacing-lg);
  font-family: inherit;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 0.2s ease, transform 0.15s ease;
}

.btn:active {
  transform: scale(0.98);
}

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

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

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

.btn-full {
  width: 100%;
  min-height: 56px;
  border-radius: var(--radius-xl);
}

/* State cards */
.state-card {
  background: var(--color-background);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  text-align: center;
  color: var(--color-muted);
  box-shadow: var(--shadow-card);
}

.state-card--error {
  color: var(--color-error);
}

.spinner {
  width: 32px;
  height: 32px;
  margin: 0 auto var(--spacing-md);
  border: 3px solid var(--color-secondary);
  border-top-color: var(--color-accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

/* Latest event card */
.event-card {
  background: var(--color-background);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.event-card__map {
  width: 100%;
  height: 200px;
  background: var(--color-secondary);
}

.event-card__body {
  padding: var(--spacing-lg);
}

.event-card__title {
  margin: 0 0 var(--spacing-md);
  font-size: 0.875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-primary);
}

/* Route section */
.route-section {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.route-btn {
  transition: opacity 0.3s ease;
}

.route-btn.is-fading-out {
  opacity: 0;
  pointer-events: none;
}

.route-btn.is-gone {
  display: none !important;
}

.route-title {
  opacity: 0;
  transition: opacity 0.3s ease;
}

.route-title.is-visible {
  opacity: 1;
}

.route-title h2 {
  margin: 0;
  font-size: 1rem;
  font-weight: 700;
}

/* Section headings */
.section-heading {
  margin-bottom: var(--spacing-sm);
}

.section-heading h2 {
  margin: 0;
  font-size: 1rem;
  font-weight: 700;
}

.section-hint {
  margin: 4px 0 0;
  font-size: 0.8125rem;
  color: var(--color-muted);
}

.full-map-section {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.full-map-section.is-visible {
  opacity: 1;
}

.full-map {
  width: 100%;
  height: min(60dvh, 480px);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  background: var(--color-secondary);
}

/* Event content (card + popup) */
.card-content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.card-content .info-row,
.card-content .badge {
  align-items: center;
  border-radius: 9999px;
}

.card-content .info-row {
  min-height: 52px;
  padding: var(--spacing-sm) var(--spacing-md);
}

.card-content .info-row__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  align-self: center;
}

.badge {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-lg);
  font-size: 0.875rem;
  font-weight: 600;
}

.badge--verification {
  background: rgba(117, 215, 163, 0.18);
  color: #2d8a5e;
  border-left: 4px solid var(--color-accent);
}

.badge--background {
  background: #f5ebe0;
  color: #7d5a2e;
  border-left: 4px solid #c9a66b;
}

.badge svg,
.note-block__label svg,
.inline-icon svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  display: block;
}

.inline-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--color-muted);
}

.info-row__icon .inline-icon {
  color: var(--color-muted);
}

.note-block {
  padding: var(--spacing-md);
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  border-left: 4px solid var(--color-primary);
}

.note-block__label {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  margin-bottom: var(--spacing-xs);
  font-size: 0.8125rem;
  font-weight: 600;
}

.note-block__text {
  margin: 0;
  font-size: 0.9375rem;
  white-space: pre-wrap;
  word-break: break-word;
}

.media-preview {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-primary);
}

.media-preview img,
.media-preview video {
  display: block;
  width: 100%;
  max-height: 280px;
  object-fit: contain;
  background: #111;
}

.media-preview__caption {
  padding: var(--spacing-xs) var(--spacing-sm);
  font-size: 0.75rem;
  color: var(--color-secondary);
  background: var(--color-primary);
}

.media-card {
  padding: var(--spacing-md);
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  border-left: 4px solid var(--color-accent);
}

.media-card__header {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: 0.875rem;
  font-weight: 600;
}

.info-row {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  background: var(--color-surface);
  border-radius: var(--radius-lg);
}

.info-row__icon {
  width: 22px;
  text-align: center;
  flex-shrink: 0;
  font-size: 1rem;
}

.info-row__label {
  font-size: 0.75rem;
  color: var(--color-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.info-row__value {
  font-size: 0.9375rem;
  font-weight: 500;
}

.coords-box {
  padding: var(--spacing-md);
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  text-align: center;
  font-family: 'SF Mono', Monaco, Consolas, monospace;
  font-size: 0.8125rem;
  color: var(--color-muted);
}

.coords-box strong {
  display: block;
  margin-top: 4px;
  color: var(--color-primary);
  font-weight: 600;
}

.event-type-badge {
  display: inline-block;
  align-self: flex-start;
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  background: var(--color-secondary);
  color: var(--color-primary);
}

.event-type-badge--help {
  background: rgba(214, 69, 69, 0.12);
  color: var(--color-error);
}

.event-type-badge--accent {
  background: rgba(117, 215, 163, 0.2);
  color: #2d8a5e;
}

.event-type-badge--background {
  background: #f5ebe0;
  color: #7d5a2e;
}

/* Map markers */
.marker {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  border: 3px solid var(--color-background);
  box-shadow: 0 4px 12px rgba(32, 32, 32, 0.22);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.marker:hover,
.marker.is-active {
  transform: scale(1.12);
  box-shadow: 0 6px 16px rgba(32, 32, 32, 0.28);
}

.marker svg {
  width: 16px;
  height: 16px;
}

.marker--start,
.marker--stop {
  background: var(--color-accent);
  color: var(--color-background);
}

.marker--breadcrumb {
  background: var(--color-primary);
  color: var(--color-background);
}

.marker--verification {
  background: var(--color-accent);
  color: var(--color-background);
}

.marker--media {
  background: var(--color-primary);
  color: var(--color-background);
}

.marker--note {
  background: var(--color-primary);
  color: var(--color-background);
}

.marker--background {
  background: #c9a66b;
  color: var(--color-background);
}

.marker--help {
  background: var(--color-error);
  color: var(--color-background);
}

.marker--cancel_help {
  background: #e8a838;
  color: var(--color-background);
}

.marker--latest {
  width: 44px;
  height: 44px;
  border-width: 4px;
  box-shadow: 0 6px 16px rgba(32, 32, 32, 0.25);
}

.marker--latest svg {
  width: 20px;
  height: 20px;
}

/* Popup overlay */
.popup-overlay {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  background: rgba(0, 0, 0, 0.45);
  padding: var(--spacing-md);
  padding-bottom: calc(var(--spacing-md) + env(safe-area-inset-bottom, 0px));
}

.popup-sheet {
  position: relative;
  width: 100%;
  max-width: 640px;
  max-height: 85dvh;
  display: flex;
  flex-direction: column;
  animation: sheetUp 0.28s ease-out;
}

.popup-body {
  overflow-y: auto;
  flex: 1;
}

.popup-close {
  position: absolute;
  top: var(--spacing-sm);
  right: var(--spacing-sm);
  z-index: 1;
  width: 36px;
  height: 36px;
  border: none;
  border-radius: 50%;
  background: var(--color-surface);
  color: var(--color-muted);
  font-size: 1.375rem;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.popup-footer {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
  padding: var(--spacing-sm) var(--spacing-lg) var(--spacing-md);
  border-top: 1px solid var(--color-border);
}

.popup-counter {
  font-size: 0.8125rem;
  color: var(--color-muted);
  font-weight: 500;
  min-width: 72px;
  text-align: center;
}

.popup-body .event-card__title {
  padding-right: 36px;
}

.popup-nav-btn {
  width: 44px;
  height: 44px;
  border: none;
  border-radius: 50%;
  background: var(--color-surface);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: opacity 0.2s ease;
}

.popup-nav-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

@keyframes sheetUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Leaflet overrides */
.leaflet-container {
  font-family: var(--font-sans);
  background: #ececec;
}

.leaflet-tile-pane {
  filter: saturate(0.35) contrast(0.95);
}

.leaflet-control-attribution {
  font-size: 10px;
  opacity: 0.6;
  background: transparent !important;
}

.map-marker-wrapper {
  background: transparent;
  border: none;
}

/* Tablet+ */
@media (min-width: 600px) {
  .site-logo {
    width: 72px;
    height: 72px;
  }

  .event-card__map {
    height: 240px;
  }

  .popup-overlay {
    align-items: center;
  }
}