:root {
  --bg: #F4F6F8;
  --card: #FFFFFF;
  --card-low: #F3F3F3;
  --border: #E3E7EC;
  --text: #1A1C1C;
  --text-dim: #6B7684;
  --accent: #0052DD;
  --accent-soft: rgba(0, 82, 221, 0.1);
  --danger: #BA1A1A;
  --success: #14B8A6;
  --radius: 16px;
  --sidebar-width: 380px;
}

[data-theme="dark"] {
  --bg: #14171C;
  --card: #1F2225;
  --card-low: #262A2E;
  --border: #33383E;
  --text: #F1F1F1;
  --text-dim: #9AA1AA;
  --accent: #6E9CFF;
  --accent-soft: rgba(110, 156, 255, 0.15);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Hanken Grotesk", sans-serif;
  overflow: hidden;
}

.material-symbols-outlined {
  font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
}

.app { height: 100vh; }

/* ---------- Topbar ---------- */

.topbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  background: color-mix(in srgb, var(--card) 85%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  z-index: 50;
}

.brand { display: flex; align-items: center; gap: 10px; }

.icon-btn {
  width: 36px; height: 36px;
  border-radius: 50%;
  border: none;
  background: transparent;
  color: var(--text-dim);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
}
.icon-btn:hover { background: var(--card-low); }

.logo-badge {
  width: 32px;
  height: 32px;
  background: #00A3FF;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 12px rgba(0, 163, 255, 0.6), 0 0 4px rgba(0, 163, 255, 0.4);
  flex-shrink: 0;
}

.logo-icon {
  width: 20px;
  height: 20px;
  color: white;
}

.section-heading {
  display: inline-block;
  font-family: "Playfair Display", serif;
  font-size: 32px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--text);
  margin-bottom: 4px;
}

/* ---------- Sidebar ---------- */

.sidebar {
  position: fixed;
  top: 56px; left: 0; bottom: 0;
  width: var(--sidebar-width);
  background: var(--card);
  border-right: 1px solid var(--border);
  box-shadow: 4px 0 24px rgba(0,0,0,0.06);
  z-index: 30;
  overflow-y: auto;
  transition: width 0.25s ease, box-shadow 0.25s ease;
}

.sidebar.is-collapsed {
  width: 0 !important;
  overflow: hidden;
  border-right: none;
  box-shadow: none;
}

.sidebar.is-collapsed .sidebar-inner {
  opacity: 0;
  pointer-events: none;
}

/* .sidebar-collapse-btn {
  position: absolute;
  top: 50%;
  right: -14px;
  transform: translateY(-50%);
  width: 28px;
  height: 44px;
  border-radius: 0 10px 10px 0;
  border: 1px solid var(--border);
  border-left: none;
  background: var(--card);
  color: var(--text-dim);
  cursor: pointer;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 2px 0 8px rgba(0,0,0,0.08);
}

.sidebar.is-collapsed .sidebar-collapse-btn {
  right: -28px;
  border-radius: 10px;
  border-left: 1px solid var(--border);
}

.sidebar.is-collapsed .sidebar-collapse-btn .material-symbols-outlined {
  transform: rotate(180deg);
} */

.sidebar-collapse-btn {
    position: fixed;
    top: 50%;
    left: calc(var(--sidebar-width) - 14px);
    transform: translateY(-50%);
    width: 28px;
    height: 48px;
    border: none;
    border-radius: 0 10px 10px 0;
    background: var(--card);
    color: var(--text-dim);
    cursor: pointer;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: left .25s ease;
    box-shadow: 0 5px 15px rgba(0,0,0,.15);
}

.app.is-sidebar-collapsed .sidebar-collapse-btn {
    left: 0;
}

.app.is-sidebar-collapsed .sidebar-collapse-btn .material-symbols-outlined {
    transform: rotate(180deg);
}

.sidebar-drag-handle {
  display: none;
}

.sidebar-inner {
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  transition: opacity 0.15s ease;
}

.sidebar-header h2 { margin: 0 0 2px; font-size: 20px; font-weight: 700; }
.sidebar-header p { margin: 0; color: var(--text-dim); font-size: 14px; }

.field { margin-bottom: 16px; }
.field label {
  display: block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin: 0 0 6px 4px;
  font-family: "Inter", sans-serif;
}

.input-icon-row { position: relative; display: flex; align-items: center; gap: 6px; }

.field-icon {
  position: absolute;
  left: 12px;
  font-size: 18px;
  pointer-events: none;
}
.origin-icon { color: var(--accent); }
.dest-icon { color: var(--danger); }

.input-icon-row input {
  flex: 1;
  padding: 12px 12px 12px 40px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--card);
  color: var(--text);
  font-family: inherit;
  font-size: 14px;
}
.input-icon-row input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }

.pick-btn {
  width: 40px; height: 42px;
  flex-shrink: 0;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--card-low);
  color: var(--text-dim);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
}
.pick-btn.is-active { background: var(--accent); color: white; border-color: var(--accent); }

.swap-row { display: flex; justify-content: center; margin: -6px 0; position: relative; z-index: 2; }
.swap-btn {
  width: 30px; height: 30px;
  border-radius: 50%;
  background: var(--card-low);
  border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-dim);
  box-shadow: 0 1px 4px rgba(0,0,0,0.1);
  cursor: pointer;
  padding: 0;
}

.pref-toggle {
  display: flex;
  background: var(--card-low);
  padding: 5px;
  border-radius: 12px;
  gap: 4px;
  margin-bottom: 16px;
}

.toggle-btn {
  flex: 1;
  padding: 9px;
  border: none;
  border-radius: 9px;
  background: transparent;
  color: var(--text-dim);
  font-weight: 700;
  font-size: 13px;
  font-family: "Inter", sans-serif;
  cursor: pointer;
}
.toggle-btn.is-active { background: var(--card); color: var(--accent); box-shadow: 0 1px 3px rgba(0,0,0,0.1); }

.vehicle-grid { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 8px; }
.vehicle-btn {
  display: flex; flex-direction: column; align-items: center; gap: 4px;
  padding: 10px 4px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--card);
  color: var(--text-dim);
  cursor: pointer;
}
.vehicle-btn.is-active { background: var(--accent); color: white; border-color: var(--accent); }
.vehicle-label { font-size: 11px; font-weight: 700; text-transform: uppercase; font-family: "Inter", sans-serif; }

.field.split { display: flex; gap: 12px; margin-bottom: 20px; }
.field.split > div { flex: 1; }
.field.split input {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--card-low);
  color: var(--text);
  font-family: inherit;
  font-size: 14px;
}
.field.split input:focus { outline: none; border-color: var(--accent); }

.compute-btn {
  width: 100%;
  padding: 15px;
  background: var(--accent);
  color: white;
  border: none;
  border-radius: 14px;
  font-weight: 700;
  font-size: 15px;
  font-family: "Hanken Grotesk", sans-serif;
  cursor: pointer;
  box-shadow: 0 8px 20px var(--accent-soft);
  transition: transform 0.15s;
}
.compute-btn:hover { transform: scale(1.02); }
.compute-btn:disabled { background: #CBD2D9; box-shadow: none; cursor: not-allowed; }

/* ---------- Results (in sidebar) ---------- */

.results-empty {
  margin-top: 8px;
  padding: 16px;
  background: var(--card-low);
  border-radius: 12px;
  color: var(--text-dim);
  font-size: 13px;
  line-height: 1.5;
}

.result-grid { display: flex; flex-direction: column; gap: 8px; margin-top: 8px; }
.result-stat {
  display: flex; align-items: center; justify-content: space-between;
  background: var(--card-low);
  border-radius: 12px;
  padding: 12px 16px;
}
.result-stat .label { font-size: 11px; color: var(--text-dim); text-transform: uppercase; font-weight: 700; font-family: "Inter", sans-serif; }
.result-stat .value { font-size: 16px; font-weight: 700; color: var(--accent); }
.result-error {
  margin-top: 8px;
  padding: 14px 16px;
  background: rgba(186, 26, 26, 0.08);
  color: var(--danger);
  border-radius: 12px;
  font-size: 13px;
  font-weight: 500;
}

/* ---------- Map area ---------- */

.map-main {
  position: fixed;
  top: 56px; bottom: 0;
   position:fixed;
    left:var(--sidebar-width);
    right:0;
  transition: left 0.25s ease, bottom 0.25s ease;
}

.app.is-sidebar-collapsed .map-main { left: 0; }

#map { width: 100%; height: 100%; }

.glass {
  background: color-mix(in srgb, var(--card) 75%, transparent);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.search-overlay {
  position: absolute;
  top: 24px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1000;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  width: min(560px, 90%);
}

.search-bar {
  display: flex;
  align-items: center;
  width: 100%;
  padding: 12px 16px;
  border-radius: 18px;
  box-shadow: 0 8px 30px rgba(0,0,0,0.12);
  border: 1px solid color-mix(in srgb, var(--border) 60%, transparent);
  gap: 10px;
}
.search-icon { color: var(--text-dim); }
.search-bar input {
  flex: 1;
  border: none;
  background: transparent;
  font-size: 15px;
  font-family: "Hanken Grotesk", sans-serif;
  color: var(--text);
}
.search-bar input:focus { outline: none; }
.search-bar input::placeholder { color: var(--text-dim); }

.search-go-btn {
  width: 34px; height: 34px;
  border-radius: 50%;
  border: none;
  background: var(--accent);
  color: white;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}

.poi-chips { display: flex; gap: 8px; flex-wrap: wrap; justify-content: center; }
.poi-btn {
  display: flex; align-items: center; gap: 6px;
  padding: 8px 16px;
  border-radius: 20px;
  border: 1px solid color-mix(in srgb, var(--border) 60%, transparent);
  box-shadow: 0 2px 10px rgba(0,0,0,0.08);
  font-size: 13px;
  font-weight: 600;
  font-family: "Inter", sans-serif;
  color: var(--text);
  cursor: pointer;
}
.poi-btn.is-active { background: var(--accent); color: white; }
.chip-icon { font-size: 16px; }
.chip-icon.amber { color: #B45309; }
.chip-icon.blue { color: var(--accent); }
.chip-icon.teal { color: var(--success); }
.poi-btn.is-active .chip-icon { color: white; }

.map-hint {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1000;
  padding: 10px 20px;
  border-radius: 16px;
  background: var(--accent);
  color: white;
  font-size: 13px;
  font-weight: 600;
  box-shadow: 0 8px 20px rgba(0,0,0,0.15);
}

.floating-controls {
  position: absolute;
  right: 24px;
  bottom: 32px;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.floating-btn {
  width: 48px; height: 48px;
  border-radius: 16px;
  border: 1px solid color-mix(in srgb, var(--border) 60%, transparent);
  box-shadow: 0 8px 24px rgba(0,0,0,0.12);
  display: flex; align-items: center; justify-content: center;
  color: var(--text);
  cursor: pointer;
}
.location-btn { color: var(--accent); }
.location-btn.is-loading { animation: pulseBtn 0.9s ease-in-out infinite; }

@keyframes pulseBtn {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* ---------- Toast ---------- */

.toast {
  position: fixed;
  bottom: 24px;
  left: calc(50% + var(--sidebar-width) / 2);
  transform: translateX(-50%);
  background: #1F2933;
  color: white;
  padding: 12px 20px;
  border-radius: 12px;
  font-size: 14px;
  font-weight: 500;
  z-index: 2000;
  box-shadow: 0 8px 24px rgba(0,0,0,0.25);
  animation: toastIn 0.25s ease;
}
.toast.is-error { background: var(--danger); }
.toast.is-success { background: var(--success); }

@keyframes toastIn {
  from { opacity: 0; transform: translateX(-50%) translateY(10px); }
  to { opacity: 1; transform: translateX(-50%) translateY(0); }
}

/* ---------- Leaflet overrides ---------- */

.leaflet-control-zoom {
  border: none !important;
  box-shadow: 0 8px 24px rgba(0,0,0,0.12) !important;
  border-radius: 14px !important;
  overflow: hidden;
}
.leaflet-control-zoom a {
  background: var(--card) !important;
  color: var(--text) !important;
  border: none !important;
}

.leaflet-top.leaflet-right {
  top: auto !important;
  bottom: 90px !important;
  right: 24px !important;
}
.leaflet-control-layers {
  border-radius: 14px !important;
  border: none !important;
  box-shadow: 0 8px 24px rgba(0,0,0,0.12) !important;
  background: var(--card) !important;
  color: var(--text) !important;
}
.leaflet-control-layers-toggle { border-radius: 14px !important; }
[data-theme="dark"] .leaflet-control-layers-toggle { filter: invert(1); }
[data-theme="dark"] .leaflet-control-layers label,
[data-theme="dark"] .leaflet-control-layers span { color: var(--text) !important; }

.re-marker { border-radius: 50%; border: 3px solid white; box-shadow: 0 1px 4px rgba(0,0,0,0.3); }
.re-marker.origin { background: var(--accent); }
.re-marker.destination { background: var(--danger); }

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

.poi-btn.is-loading .chip-icon {
  animation: spin 0.8s linear infinite;
}

.search-go-btn.is-loading .material-symbols-outlined {
  animation: spin 0.8s linear infinite;
}

/* ---------- Responsive ---------- */

@media (max-width: 900px) {
  :root { --sidebar-width: 100%; }

  .sidebar {
    position: fixed;
    height: 45vh;
    bottom: 0;
    top: auto;
    border-right: none;
    border-top: 1px solid var(--border);
  }

  .sidebar.is-peek {
    height: 64px;
    overflow: hidden;
  }

  .sidebar.is-peek .sidebar-inner > *:not(.sidebar-drag-handle) {
    opacity: 0;
    pointer-events: none;
  }

  .map-main { left: 0; bottom: 45vh; }
  .app.is-sidebar-peek .map-main { bottom: 64px; }

  .sidebar-collapse-btn { display: none; }

  .sidebar-drag-handle {
    display: block;
    width: 40px;
    height: 4px;
    background: var(--border);
    border-radius: 4px;
    margin: 4px auto 12px;
    cursor: pointer;
  }

  .toast { left: 50%; }
}