:root {
  --bg: #0f1419;
  --panel: rgba(22, 30, 40, 0.92);
  --panel-solid: #161e28;
  --text: #e8eef4;
  --muted: #8b9aab;
  --accent: #2a9d8f;
  --accent-2: #e9c46a;
  --airport: #e76f51;
  --waypoint: #4cc9f0;
  --border: rgba(70, 90, 110, 0.55);
  --font: "IBM Plex Sans", "Segoe UI", system-ui, sans-serif;
  --dock-w: 292px;
  --pad: 0.85rem;
  --radius: 12px;
  --shadow: 0 10px 36px rgba(0, 0, 0, 0.38);
}

* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; font-family: var(--font); background: var(--bg); color: var(--text); }
body { position: relative; overflow: hidden; }

#map {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

/* Brand badge */
.brand {
  position: absolute;
  top: 0.85rem;
  left: calc(var(--dock-w) + 1.7rem);
  z-index: 3;
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 0.55rem;
  padding: 0.45rem 0.55rem 0.45rem 0.7rem;
  background: var(--panel);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: 10px;
  box-shadow: var(--shadow);
  pointer-events: none;
}
.brand__text {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}
.brand strong {
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}
.brand span {
  font-size: 0.68rem;
  color: var(--muted);
}
.brand__help {
  pointer-events: auto;
  appearance: none;
  flex-shrink: 0;
  width: 1.7rem;
  height: 1.7rem;
  margin: 0;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: #243040;
  color: var(--accent-2);
  font: inherit;
  font-size: 0.92rem;
  font-weight: 600;
  line-height: 1;
  cursor: pointer;
}
.brand__help:hover {
  border-color: var(--accent);
  color: var(--text);
  background: #1e3a36;
}

/* Floating docks */
.dock {
  position: absolute;
  top: 0.85rem;
  z-index: 4;
  width: var(--dock-w);
  max-height: calc(100vh - 1.7rem);
  display: flex;
  flex-direction: column;
  background: var(--panel);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.dock--map { left: 0.85rem; }
.dock--cup { right: 0.85rem; }

.dock__head {
  flex-shrink: 0;
  padding: 0.75rem var(--pad) 0.55rem;
  border-bottom: 1px solid var(--border);
}
.dock__head h1 {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}
.dock__sub {
  margin: 0.15rem 0 0;
  font-size: 0.72rem;
  color: var(--muted);
}

.dock__body {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  padding: 0.35rem var(--pad) 0.85rem;
  overscroll-behavior: contain;
}

/* Accordion */
.acc {
  border-bottom: 1px solid var(--border);
  margin: 0;
}
.acc:last-of-type { border-bottom: 0; }
.acc > summary {
  list-style: none;
  cursor: pointer;
  padding: 0.65rem 0;
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
  user-select: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}
.acc > summary::-webkit-details-marker { display: none; }
.acc > summary::after {
  content: "";
  width: 0.4rem;
  height: 0.4rem;
  border-right: 1.5px solid var(--muted);
  border-bottom: 1.5px solid var(--muted);
  transform: rotate(45deg);
  transition: transform 0.15s ease;
  flex-shrink: 0;
  margin-right: 0.15rem;
}
.acc[open] > summary::after {
  transform: rotate(-135deg);
  margin-top: 0.2rem;
}
.acc[open] > summary { color: var(--text); }
.acc__body {
  padding: 0 0 0.75rem;
}

.group-label {
  margin: 0.55rem 0 0.25rem;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted);
}
.group-label:first-child { margin-top: 0; }

.check {
  display: flex;
  align-items: flex-start;
  gap: 0.45rem;
  margin: 0.28rem 0;
  font-size: 0.88rem;
  cursor: pointer;
  line-height: 1.35;
}
.check input { margin: 0.15rem 0 0; flex-shrink: 0; }

.field {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  margin: 0.45rem 0;
  font-size: 0.88rem;
}
.field--slider {
  flex-wrap: wrap;
  gap: 0.35rem 0.75rem;
}
.field--slider input[type="range"] {
  flex: 1 1 7rem;
  min-width: 0;
  accent-color: var(--accent);
}
.slider-val {
  flex: 0 0 2.75rem;
  text-align: right;
  color: var(--muted);
  font-size: 0.8rem;
  font-variant-numeric: tabular-nums;
}
.field select {
  flex: 0 0 auto;
  min-width: 5.5rem;
  background: #243040;
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.35rem 0.45rem;
  font: inherit;
}

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
  margin: 0.4rem 0 0.2rem;
}
.chip {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  margin: 0;
  padding: 0.22rem 0.4rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 0.75rem;
  cursor: pointer;
  background: #243040;
}
.chip:has(input:checked) {
  border-color: var(--accent);
  background: #1e3a36;
}
.chip input { margin: 0; }

.asp-style-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.35rem;
  margin: 0.35rem 0 0.55rem;
}
.asp-swatch {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.2rem;
  margin: 0;
  font-size: 0.65rem;
  color: var(--muted);
  cursor: pointer;
}
.asp-swatch input[type="color"] {
  appearance: none;
  -webkit-appearance: none;
  width: 100%;
  height: 1.55rem;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: transparent;
  cursor: pointer;
}
.asp-swatch input[type="color"]::-webkit-color-swatch-wrapper { padding: 0; }
.asp-swatch input[type="color"]::-webkit-color-swatch {
  border: 0;
  border-radius: 5px;
}

.dens-label {
  margin: 0.45rem 0 0.35rem;
  font-size: 0.88rem;
}
.preset-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.28rem;
}
.preset {
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0;
  padding: 0.4rem 0.15rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: #243040;
  font-size: 0.72rem;
  cursor: pointer;
  text-align: center;
  position: relative;
}
.preset input { position: absolute; opacity: 0; pointer-events: none; }
.preset:has(input:checked),
.preset--on {
  border-color: var(--accent);
  background: #1e3a36;
  color: #b8f0e6;
  font-weight: 600;
}

.muted { color: var(--muted); font-size: 0.88rem; margin: 0; }
.counts { margin: 0.35rem 0 0; font-size: 0.92rem; }
.counts strong { color: var(--accent-2); }
.btn-row { display: flex; gap: 0.4rem; margin-top: 0.55rem; flex-wrap: wrap; }
.btn {
  appearance: none;
  border: 1px solid var(--border);
  background: #243040;
  color: var(--text);
  padding: 0.5rem 0.7rem;
  border-radius: 6px;
  font: inherit;
  font-size: 0.86rem;
  cursor: pointer;
}
.btn:hover { border-color: var(--accent); }
.btn:disabled { opacity: 0.45; cursor: not-allowed; }
.btn--primary {
  width: 100%;
  margin-top: 0.65rem;
  background: var(--accent);
  border-color: var(--accent);
  color: #06201c;
  font-weight: 600;
}
.btn--ghost { background: transparent; }
.btn--block {
  width: 100%;
  margin-top: 0.65rem;
}

.tiny { font-size: 0.7rem; color: var(--muted); line-height: 1.4; margin: 0.25rem 0; }
.tiny a { color: var(--waypoint); }

/* MapLibre popups: dark panel, readable secondary text */
.maplibregl-popup.map-popup { z-index: 6; }
.maplibregl-popup.map-popup .maplibregl-popup-content {
  background: var(--panel-solid);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 10px;
  box-shadow: var(--shadow);
  padding: 0.55rem 0.7rem;
  font-family: var(--font);
  font-size: 0.82rem;
  line-height: 1.35;
  min-width: 9rem;
}
.maplibregl-popup.map-popup .maplibregl-popup-tip {
  border-top-color: var(--panel-solid);
  border-bottom-color: var(--panel-solid);
}
.maplibregl-popup.map-popup.maplibregl-popup-anchor-top .maplibregl-popup-tip {
  border-bottom-color: var(--panel-solid);
  border-top-color: transparent;
}
.maplibregl-popup.map-popup.maplibregl-popup-anchor-bottom .maplibregl-popup-tip {
  border-top-color: var(--panel-solid);
  border-bottom-color: transparent;
}
.maplibregl-popup.map-popup.maplibregl-popup-anchor-left .maplibregl-popup-tip {
  border-right-color: var(--panel-solid);
  border-left-color: transparent;
}
.maplibregl-popup.map-popup.maplibregl-popup-anchor-right .maplibregl-popup-tip {
  border-left-color: var(--panel-solid);
  border-right-color: transparent;
}
.maplibregl-popup.map-popup .maplibregl-popup-close-button {
  color: var(--muted);
  font-size: 1.1rem;
  padding: 0.15rem 0.4rem;
}
.maplibregl-popup.map-popup .maplibregl-popup-close-button:hover {
  color: var(--text);
  background: transparent;
}
.maplibregl-popup.map-popup strong {
  color: var(--accent-2);
  font-weight: 600;
}
.maplibregl-popup.map-popup .tiny {
  color: #c5d0dc;
  margin: 0.12rem 0 0;
}
.maplibregl-popup.map-popup--hover .maplibregl-popup-content {
  pointer-events: none;
}

/* Print area preview: entire current map view fits on 1 page */
.print-frame {
  position: absolute;
  z-index: 2;
  pointer-events: none;
  border: 2px solid var(--accent-2);
  border-radius: 4px;
  box-shadow: 0 0 0 9999px rgba(8, 12, 16, 0.35);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 0.55rem;
}
.print-frame[hidden] { display: none !important; }
.print-frame__label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: #1a1510;
  background: var(--accent-2);
  padding: 0.25rem 0.55rem;
  border-radius: 4px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.25);
}

/* Compact draw coach — bottom-left, keeps map center free */
.draw-popup {
  position: absolute;
  left: 0.85rem;
  bottom: 0.85rem;
  top: auto;
  right: auto;
  transform: none;
  z-index: 20;
  width: min(300px, calc(100vw - 1.7rem));
  max-height: min(42vh, 360px);
  pointer-events: none;
}
.draw-popup[hidden] { display: none !important; }
.draw-popup__card {
  pointer-events: auto;
  padding: 0.7rem 0.8rem 0.65rem;
  background: var(--panel);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  max-height: min(42vh, 360px);
  overflow-y: auto;
  overscroll-behavior: contain;
}
.draw-popup__head { margin-bottom: 0.4rem; }
.draw-popup__title {
  margin: 0 0 0.15rem;
  font-size: 0.68rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent);
}
.draw-popup__step {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.3;
  font-weight: 600;
}
.draw-popup__howto,
.draw-popup__style {
  margin: 0 0 0.45rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0 0.5rem;
}
.draw-popup__howto > summary,
.draw-popup__style > summary {
  list-style: none;
  cursor: pointer;
  padding: 0.4rem 0;
  font-size: 0.68rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted);
  user-select: none;
}
.draw-popup__howto > summary::-webkit-details-marker,
.draw-popup__style > summary::-webkit-details-marker { display: none; }
.draw-popup__howto ol {
  margin: 0 0 0.45rem;
  padding: 0 0 0.1rem 1.15rem;
  font-size: 0.78rem;
  line-height: 1.35;
}
.draw-popup__howto li { margin: 0.15rem 0; }
.draw-popup__howto strong { color: var(--accent-2); font-weight: 600; }
.draw-popup__style-body { padding-bottom: 0.45rem; }
.draw-popup__swatches {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.35rem;
  margin-bottom: 0.35rem;
}
.draw-popup__actions {
  display: flex;
  gap: 0.35rem;
}
.draw-popup__actions .btn { flex: 1; }

/* First-visit / help intro */
.welcome {
  position: absolute;
  inset: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  pointer-events: none;
}
.welcome[hidden] { display: none !important; }
.welcome__backdrop {
  pointer-events: auto;
  position: absolute;
  inset: 0;
  background: rgba(8, 12, 18, 0.55);
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
  border: 0;
  cursor: pointer;
}
.welcome__card {
  pointer-events: auto;
  position: relative;
  z-index: 1;
  width: min(420px, calc(100vw - 2rem));
  max-height: min(88vh, 640px);
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: 1rem 1.05rem 0.95rem;
  background: var(--panel);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.welcome__head { margin-bottom: 0.65rem; }
.welcome__eyebrow {
  margin: 0 0 0.2rem;
  font-size: 0.68rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent);
}
.welcome__title {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.25;
}
.welcome__body p {
  margin: 0 0 0.75rem;
  font-size: 0.9rem;
  line-height: 1.45;
  color: var(--text);
}
.welcome__steps {
  margin: 0 0 0.75rem;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}
.welcome__steps li {
  margin: 0;
  padding: 0.55rem 0.65rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 0.84rem;
  line-height: 1.4;
  color: var(--text);
}
.welcome__steps strong {
  display: block;
  margin-bottom: 0.2rem;
  color: var(--accent-2);
  font-weight: 600;
  font-size: 0.8rem;
}
.welcome__hint {
  margin: 0 !important;
  font-size: 0.72rem !important;
  color: var(--muted) !important;
  line-height: 1.4;
}
.welcome__actions {
  margin-top: 0.85rem;
}
.welcome__actions .btn--primary {
  margin-top: 0;
}

.draw-popup__buffer {
  margin: 0 0 0.65rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}
.draw-popup__buffer input,
#route-buffer-field input {
  width: 100%;
  max-width: 8rem;
  background: #243040;
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.35rem 0.45rem;
  font: inherit;
}
#route-buffer-field {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.draw-dock-style {
  margin: 0.55rem 0 0.35rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0 0.55rem;
}
.draw-dock-style > summary {
  list-style: none;
  cursor: pointer;
  padding: 0.45rem 0;
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted);
  user-select: none;
}
.draw-dock-style > summary::-webkit-details-marker { display: none; }

.btn--drawing {
  border-color: var(--accent);
  background: #1e3a36;
  color: #b8f0e6;
}

/* Free the map: docks must not cover the help popup or the canvas */
body.is-drawing #map { cursor: crosshair; }
body.is-drawing .maplibregl-canvas { cursor: crosshair; }
body.is-drawing .dock,
body.is-drawing .brand {
  visibility: hidden;
  pointer-events: none;
}
body.is-drawing .welcome {
  visibility: hidden;
  pointer-events: none;
}
body.is-drawing .mobile-tabs {
  opacity: 0.35;
}

@media (max-width: 900px) {
  .draw-popup {
    left: 0.65rem;
    bottom: 4.35rem;
    max-height: min(36vh, 300px);
  }
  .draw-popup__card {
    max-height: min(36vh, 300px);
  }
  .welcome {
    align-items: flex-start;
    padding: 0.65rem;
    padding-top: 4.1rem;
  }
  .welcome__card {
    max-height: calc(100vh - 8.5rem);
  }
}
.print-sheet {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 10000;
  background: #fff;
  align-items: center;
  justify-content: center;
}
.print-sheet[hidden] { display: none !important; }
body.is-print-sheet .print-sheet {
  display: flex !important;
}
body.is-print-sheet .print-sheet img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: #fff;
}
body.is-print-sheet #map,
body.is-print-sheet .brand,
body.is-print-sheet .dock,
body.is-print-sheet .mobile-tabs,
body.is-print-sheet .print-frame,
body.is-print-sheet .welcome,
body.is-print-sheet .maplibregl-ctrl-top-right,
body.is-print-sheet .maplibregl-ctrl-bottom-left,
body.is-print-sheet .maplibregl-ctrl-bottom-right {
  visibility: hidden !important;
}

/* MapLibre: leave room for right dock on desktop */
.maplibregl-ctrl-top-right {
  top: 0.85rem !important;
  right: calc(var(--dock-w) + 1.5rem) !important;
}

/* Mobile tabs (hidden on desktop) */
.mobile-tabs {
  display: none;
}

@media (max-width: 900px) {
  .brand {
    left: 0.75rem;
    top: 0.65rem;
    right: auto;
  }

  .dock {
    top: auto;
    bottom: 3.6rem;
    left: 0.65rem;
    right: 0.65rem;
    width: auto;
    max-height: min(52vh, 420px);
    display: none;
  }
  .dock--map,
  .dock--cup { left: 0.65rem; right: 0.65rem; }

  .maplibregl-ctrl-top-right {
    top: 0.65rem !important;
    right: 0.65rem !important;
  }

  .mobile-tabs {
    display: flex;
    position: absolute;
    left: 0.65rem;
    right: 0.65rem;
    bottom: 0.65rem;
    z-index: 5;
    gap: 0.35rem;
    padding: 0.3rem;
    background: var(--panel);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border: 1px solid var(--border);
    border-radius: 12px;
    box-shadow: var(--shadow);
  }
  .mobile-tabs__btn {
    flex: 1;
    appearance: none;
    border: 0;
    background: transparent;
    color: var(--muted);
    font: inherit;
    font-size: 0.85rem;
    font-weight: 600;
    padding: 0.55rem 0.4rem;
    border-radius: 8px;
    cursor: pointer;
  }
  .mobile-tabs__btn.is-active {
    background: #1e3a36;
    color: #b8f0e6;
  }

  body.tab-map .dock--map,
  body.tab-cup .dock--cup { display: flex; }
}

@page {
  size: A4 landscape;
  margin: 0;
}

@media print {
  html, body {
    width: 297mm !important;
    height: 210mm !important;
    margin: 0 !important;
    padding: 0 !important;
    overflow: hidden !important;
    background: #fff !important;
  }
  body * {
    visibility: hidden !important;
  }
  .print-sheet,
  .print-sheet * {
    visibility: visible !important;
  }
  .print-sheet {
    display: flex !important;
    position: fixed !important;
    left: 0 !important;
    top: 0 !important;
    width: 297mm !important;
    height: 210mm !important;
    margin: 0 !important;
    padding: 0 !important;
    background: #fff !important;
    z-index: 1 !important;
  }
  .print-sheet img {
    width: 297mm !important;
    height: 210mm !important;
    object-fit: contain !important;
    display: block !important;
  }
}