@font-face {
  font-family: "Trailhand";
  src: url("Fonts/Trailhand-20VF.ttf") format("truetype");
  font-weight: 100 900;
  font-style: normal;
}

:root {
  --green: #385840;
  --green-dark: #2d4635;
  --gray: #e8e8e8;
  --white: #ffffff;
  --text: #1a1a1a;
  --muted: #6b7280;
  --danger: #b42318;
  --shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
  --radius: 10px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  height: 100%;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background: #f4f5f4;
}

.toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 1.25rem;
  background: var(--green);
  color: var(--white);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
  position: relative;
  z-index: 3000;
  pointer-events: auto;
}

.toolbar-brand h1 {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.toolbar-brand .subtitle {
  font-size: 0.8rem;
  opacity: 0.85;
}

.toolbar-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

#map {
  height: calc(100vh - 56px);
}

.side-panels {
  position: fixed;
  top: 72px;
  right: 16px;
  bottom: 16px;
  width: 300px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  z-index: 1000;
  pointer-events: none;
}

.sign-info-panel,
.sign-destination-panel {
  pointer-events: auto;
  display: flex;
  flex-direction: column;
  min-height: 0;
  background: var(--white);
  border-radius: 16px;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.sign-info-panel {
  flex: 1 1 55%;
}

.sign-destination-panel {
  flex: 1 1 45%;
}

.sign-info-panel__header,
.sign-destination-panel__header {
  padding: 1rem 1rem 0.75rem;
  border-bottom: 1px solid #e5e7eb;
  background: linear-gradient(180deg, #f8faf8 0%, var(--white) 100%);
  flex-shrink: 0;
}

.sign-info-panel__header h2,
.sign-destination-panel__header h2 {
  margin: 0 0 0.2rem;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--green);
}

.sign-destination-panel__header h2 {
  margin: 0;
}

.sign-info-total {
  font-size: 0.8rem;
  color: var(--muted);
}

.sign-info-panel__body,
.sign-destination-body {
  overflow-y: auto;
  flex: 1;
  min-height: 0;
  padding: 0.5rem;
}

.sign-destination-body {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.sign-destination-card {
  border: 1px solid #e5e7eb;
  border-radius: 12px;
  padding: 0.65rem;
  background: var(--white);
}

.sign-destination-card--created {
  opacity: 0.72;
}

.sign-destination-card__top {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  margin-bottom: 0.45rem;
}

.sign-destination-card__preview {
  display: flex;
  justify-content: flex-start;
  flex: 1;
  min-width: 0;
  overflow-x: auto;
}

.sign-destination-card__preview .sign-preview {
  transform: scale(0.82);
  transform-origin: left center;
}

.sign-destination-card__counts {
  margin: 0;
  font-size: 0.75rem;
  line-height: 1.45;
  color: var(--muted);
}

.sign-destination-card__counts strong {
  color: var(--green);
  font-weight: 700;
}

.sign-info-group {
  border: 1px solid #e5e7eb;
  border-radius: 12px;
  margin-bottom: 0.5rem;
  background: #fafafa;
  overflow: hidden;
}

.sign-info-group:last-child {
  margin-bottom: 0;
}

.sign-info-group summary {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.65rem 0.75rem;
  cursor: pointer;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
  list-style: none;
}

.sign-info-group summary > span:first-child {
  flex: 1;
  min-width: 0;
}

.sign-info-group summary::-webkit-details-marker {
  display: none;
}

.sign-info-group summary::after {
  content: "▸";
  color: var(--muted);
  font-size: 0.75rem;
  transition: transform 0.15s;
}

.sign-info-group[open] summary::after {
  transform: rotate(90deg);
}

.sign-info-group__count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 1.5rem;
  height: 1.5rem;
  padding: 0 0.4rem;
  border-radius: 999px;
  background: var(--green);
  color: var(--white);
  font-size: 0.75rem;
  font-weight: 700;
}

.sign-info-list {
  list-style: none;
  margin: 0;
  padding: 0.25rem 0.5rem 0.5rem;
  border-top: 1px solid #e5e7eb;
  background: var(--white);
}

.sign-info-item {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  margin: 0;
}

.sign-info-item--created .sign-info-link {
  opacity: 0.65;
}

.sign-info-link {
  display: block;
  flex: 1;
  min-width: 0;
  border: none;
  background: transparent;
  text-align: left;
  padding: 0.5rem 0.45rem;
  border-radius: 8px;
  cursor: pointer;
  font: inherit;
  color: var(--text);
  transition: background 0.12s, opacity 0.12s;
}

.sign-created-check {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.35rem;
  cursor: pointer;
}

.sign-created-check input {
  width: 18px;
  height: 18px;
  margin: 0;
  accent-color: var(--green);
  cursor: pointer;
}

.sign-info-link:hover {
  background: #eef4ef;
}

.sign-info-link__label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--green);
}

.sign-info-link__location {
  display: block;
  margin-top: 0.1rem;
  font-size: 0.75rem;
  color: var(--muted);
}

.sign-info-empty {
  margin: 0;
  padding: 1rem 0.75rem;
  font-size: 0.85rem;
  color: var(--muted);
  text-align: center;
}

.btn {
  border: none;
  border-radius: 8px;
  padding: 0.5rem 0.9rem;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s, transform 0.1s;
}

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

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

.btn-primary.active {
  background: #d4e4d8;
  outline: 2px solid var(--white);
}

.btn-save-file {
  background: rgba(255, 255, 255, 0.15);
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.35);
}

.btn-save-file:hover {
  background: rgba(255, 255, 255, 0.25);
}

.btn-save-file.needs-save {
  background: #fff3cd;
  color: #7a5c00;
  border-color: #f0d78c;
}

.btn-save-file:disabled {
  opacity: 0.7;
  cursor: wait;
}

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

.btn-secondary:hover {
  background: var(--green-dark);
}

.btn-text {
  background: transparent;
  color: var(--green);
  padding-inline: 0.25rem;
}

.btn-danger {
  background: #fde8e8;
  color: var(--danger);
  width: 100%;
  margin-top: 0.75rem;
}

.btn-icon {
  font-size: 1.1rem;
  margin-right: 0.25rem;
}

.btn-icon-only {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border: none;
  border-radius: 6px;
  background: transparent;
  color: inherit;
  cursor: pointer;
}

.btn-icon-only:hover {
  background: rgba(0, 0, 0, 0.08);
}

.mode-hint {
  font-size: 0.85rem;
  opacity: 0.9;
  animation: pulse 1.5s ease-in-out infinite;
}

.save-status {
  font-size: 0.8rem;
  opacity: 0.85;
}

.hidden {
  display: none !important;
}

@keyframes pulse {
  0%, 100% { opacity: 0.7; }
  50% { opacity: 1; }
}

/* Map markers */
.stack-marker {
  background: var(--green);
  border: 3px solid var(--white);
  border-radius: 50% 50% 50% 0;
  width: 32px;
  height: 32px;
  transform: rotate(-45deg);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
}

.stack-marker-inner {
  transform: rotate(45deg);
  color: var(--white);
  font-size: 20px;
  line-height: 1;
  font-variation-settings:
    "FILL" 0,
    "wght" 400,
    "GRAD" 0,
    "opsz" 24;
}

.leaflet-popup-content-wrapper {
  border-radius: 12px;
  padding: 0;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.leaflet-popup-content {
  margin: 0;
  min-width: 280px;
  box-sizing: border-box;
}

.stack-popup {
  padding: 1rem;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  width: 100%;
  min-width: 280px;
  max-width: min(calc(100vw - 340px), 900px);
  box-sizing: border-box;
}

.stack-popup-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.stack-name-row {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  flex: 1;
}

.stack-name {
  margin: 0;
  font-size: 1rem;
  font-weight: 700;
  color: var(--green);
}

.stack-name-input {
  width: 100%;
  font-size: 1rem;
  font-weight: 700;
  border: 1px solid #ccc;
  border-radius: 6px;
  padding: 0.25rem 0.5rem;
}

.stack-signs {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  width: 100%;
}

.stack-signs-empty {
  margin: 0;
  font-size: 0.85rem;
  color: #6b7280;
}

.stack-edit-panel {
  margin-top: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px solid #e5e7eb;
}

.stack-edit-hint {
  margin: 0 0 0.65rem;
  font-size: 0.75rem;
  color: var(--muted);
}

.add-sign-form {
  display: grid;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.add-sign-form label {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--muted);
}

.add-sign-form input,
.add-sign-form select {
  font: inherit;
  padding: 0.4rem 0.5rem;
  border: 1px solid #d1d5db;
  border-radius: 6px;
}

.stack-signs--editable .sign-icon,
.stack-signs--editable .sign-arrow,
.stack-signs--editable .sign-destination {
  box-shadow: none;
}

.stack-signs--editable .edit-sign-item {
  cursor: grab;
}

.stack-signs--editable .edit-sign-item.dragging {
  opacity: 0.45;
  cursor: grabbing;
}

.stack-signs--editable .edit-sign-item.drag-over {
  outline: 2px dashed var(--green);
  outline-offset: 2px;
  border-radius: 8px;
}

.edit-sign-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 28px;
  align-items: center;
  gap: 0.5rem;
  width: 100%;
}

.edit-sign-item .sign-preview {
  justify-self: start;
  min-width: 0;
}

.btn-remove-sign {
  flex-shrink: 0;
  justify-self: end;
  width: 28px;
  height: 28px;
  border: none;
  border-radius: 6px;
  background: #fde8e8;
  color: var(--danger);
  cursor: pointer;
  font-size: 1.1rem;
  line-height: 1;
}

/* Sign previews */
.sign-preview {
  font-family: "Trailhand", system-ui, sans-serif;
  font-weight: 700;
  font-variation-settings: "wght" 700;
  text-transform: uppercase;
  color: var(--white);
  letter-spacing: 0.04em;
}

.sign-preview--compact {
  transform-origin: left center;
}

.sign-icon,
.sign-arrow,
.sign-destination {
  display: inline-flex;
  align-items: stretch;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.12);
}

.sign-icon__icon-box,
.sign-arrow__arrow-box {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gray);
  width: 52px;
  min-width: 52px;
  padding: 8px;
}

.sign-icon__text-box,
.sign-arrow__text-box,
.sign-destination__text {
  display: flex;
  align-items: center;
  background: var(--green);
  padding: 10px 16px;
  font-size: 1rem;
  white-space: nowrap;
}

.sign-destination__text {
  border-radius: 8px;
}

.sign-icon svg,
.sign-arrow svg {
  width: 28px;
  height: 28px;
  stroke: var(--green);
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.sign-arrow--left,
.sign-arrow--ahead {
  flex-direction: row;
}

.sign-arrow--right {
  flex-direction: row;
}

.sign-arrow--right .sign-arrow__text-box {
  order: 1;
}

.sign-arrow--right .sign-arrow__arrow-box {
  order: 2;
}

/* Hover tooltip on map */
.stack-hover-card {
  position: absolute;
  z-index: 2000;
  pointer-events: none;
  background: var(--white);
  border-radius: 12px;
  padding: 0.75rem;
  box-shadow: var(--shadow);
  max-width: 520px;
  transform: translate(-50%, calc(-100% - 18px));
}

.stack-hover-card__layout {
  display: flex;
  align-items: stretch;
  gap: 0.75rem;
}

.stack-hover-card__main {
  flex: 1 1 auto;
  min-width: 0;
}

.stack-hover-card__title {
  display: block;
  margin-bottom: 0.5rem;
  color: #385840;
}

.stack-hover-card .stack-preview-3d {
  flex: 0 0 160px;
  width: 160px;
  min-height: 200px;
  pointer-events: auto;
}

.stack-hover-card .stack-preview-3d__canvas {
  min-height: 170px;
}

.stack-hover-card::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -8px;
  transform: translateX(-50%);
  border: 8px solid transparent;
  border-top-color: var(--white);
}