:root {
  color-scheme: light;
  --ink: #ffffff;
  --ink-drk: #1b1b1e;
  --muted: rgba(25, 50, 39, 0.74);
  --line: rgba(25, 50, 39, 0.14);
  --panel: rgba(0, 112, 60, 0.4);
  --panel-strong: rgba(107, 107, 107, 0.5);
  --accent: #00703c;
  --accent-soft: rgba(190, 255, 215, 0.731);
  --canvas-highlight: rgba(255, 255, 255, 0.62);
  --canvas-sheen-strong: rgba(255, 255, 255, 0.42);
  --canvas-sheen-soft: rgba(255, 255, 255, 0.1);
  --surface: rgba(255, 255, 255, 0.5);
  --surface-group: rgba(255, 255, 255, 0.42);
  --surface-result: rgba(89, 170, 128, 0.5);
  --surface-hover: rgba(255, 255, 255, 0.502);
  --surface-active: rgba(255, 255, 255, 0.5);
  --surface-raised: rgba(126, 126, 126, 0.502);
  --surface-raised-soft: rgba(255, 255, 255, 0.5);
  --surface-border: rgba(255, 255, 255, 0.7);
  --accent-border-soft: rgba(34, 168, 63, 0.28);
  --accent-border: rgba(140, 74, 28, 0.24);
  --accent-border-strong: #00703c;
  --focus-ring: rgba(55, 112, 60, 0.28);
  --focus-ring-soft: rgba(140, 74, 28, 0.22);
  --badge-bg: rgba(255, 255, 255, 0.5);
  --tooltip-shadow-soft: 0 2px 10px rgba(34, 29, 20, 0.05);
  --shadow-soft: 0 10px 26px rgba(34, 29, 20, 0.08);
  --shadow-hover: 0 14px 28px rgba(34, 29, 20, 0.08);
  --shadow: 0 24px 80px rgba(34, 29, 20, 0.18);
  --tooltip-shadow: 0 16px 40px rgba(34, 29, 20, 0.16);
  --map-sea: #edf2ea;
  --page-glow: rgba(152, 230, 195, 0.22);
  --page-bg-start: #f4efe5;
  --page-bg-end: #f0f4ec;
  --radius-panel: 22px;
  --radius-card: 14px;
  --radius-popup: 16px;
  --radius-result-active: 18px;
  --radius-pill: 999px;
  --interactive-outline: 2px solid var(--focus-ring);
  --interactive-outline-offset: 2px;
  --surface-stroke: 1px solid var(--surface-border);
  --pill-desc-bg: rgba(255, 255, 255, 0.5);
  --pill-desc-border: rgba(255, 255, 255, 0.9);
  --pill-desc-text: rgba(0, 0, 0);
  --pill-office-bg: rgba(140, 197, 255, 0.5);
  --pill-office-border: rgba(25, 118, 210, 0.9);
  --pill-office-text: #000000;
  --pill-classroom-bg: rgba(118, 255, 125, 0.5);
  --pill-classroom-border: rgba(46, 125, 50, 0.9);
  --pill-classroom-text: #000000;
  --pill-laboratory-bg: rgba(255, 187, 131, 0.5);
  --pill-laboratory-border: rgba(146, 86, 37, 0.9);
  --pill-laboratory-text: #000000;
  --pill-department-bg: rgba(216, 123, 255, 0.5);
  --pill-department-border: rgba(123, 31, 162, 0.9);
  --pill-department-text: #000000;
  --pill-middle-bg: rgba(91, 255, 236, 0.5);
  --pill-middle-border: rgba(0, 121, 107, 0.9);
  --pill-middle-text: #000000;
  --pill-oneoff-bg: rgba(255, 181, 154, 0.5);
  --pill-oneoff-border: rgba(121, 85, 72, 0.9);
  --pill-oneoff-text: #000000;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, var(--page-glow), transparent 24%),
    linear-gradient(180deg, var(--page-bg-start) 0%, var(--page-bg-end) 100%);
}

button,
input {
  font: inherit;
}

button {
  appearance: none;
  -webkit-appearance: none;
  border: 0;
  border-radius: 0;
  background: none;
  color: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

.map-app {
  position: relative;
  width: 100vw;
  height: 100vh;
  height: 100dvh;
  overflow: hidden;
}

#map-canvas {
  display: block;
  width: 100%;
  height: 100%;
  cursor: grab;
  touch-action: none;
  background:
    radial-gradient(circle at 20% 20%, var(--canvas-highlight), transparent 30%),
    linear-gradient(180deg, var(--canvas-sheen-strong), var(--canvas-sheen-soft)),
    var(--map-sea);
}

.floating-search {
  position: absolute;
  top: 18px;
  left: 18px;
  transform: translateX(0%);
  width: min(400px, calc(100vw - 32px));
  background: var(--panel);
  border-radius: var(--radius-panel);
  overflow: hidden;
  z-index: 50;
}

.floating-search__toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 16px 18px;
  border: 0;
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  text-align: left;
}

.floating-search__title-wrap {
  display: grid;
  gap: 6px;
}

.floating-search__logo {
  display: block;
  width: auto;
  max-width: 116px;
  height: 20px;
  object-fit: contain;
}

.floating-search__title {
  font-size: 17px;
  font-weight: 800;
  line-height: 1.1;
}

.floating-search__chevron {
  font-size: 25px;
  transition: transform 160ms ease;
}

.floating-search__header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.campus-link {
  display: inline-flex;
  align-items: center;
  padding: 7px 10px;
  border-radius: var(--radius-pill);
  background: var(--surface);
  color: var(--accent);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.02em;
  text-decoration: none;
}

.floating-search.is-open .floating-search__chevron {
  transform: rotate(60deg);
  font-size: 25px;
}

.floating-search__body {
  padding: 0 18px 18px;
  border-top: 1px solid var(--line);
  max-height: 0;
  overflow: auto;
  opacity: 0;
  transform: translateY(-4px);
  transition:
    max-height 420ms cubic-bezier(0.22, 1, 0.36, 1),
    opacity 260ms cubic-bezier(0.22, 1, 0.36, 1),
    transform 260ms cubic-bezier(0.22, 1, 0.36, 1);
}

.floating-search.is-open .floating-search__body {
  max-height: min(var(--search-body-height, 0px), 60vh, 720px);
  opacity: 1;
  transform: translateY(0);
}

.map-footer {
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 18px;
  z-index: 4;
  pointer-events: none;
  padding-bottom: env(safe-area-inset-bottom);
}

.map-footer__panel {
  width: min(400px, calc(100vw - 32px));
  border-radius: var(--radius-panel);
  background: var(--panel);
  padding: 14px 16px 16px;
  pointer-events: auto;
}

.map-footer .floor-picker {
  pointer-events: auto;
  margin: 0;
}

:where(.floating-search, .map-footer__panel) {
  border: var(--surface-stroke);
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
}

:where(.floating-search__toggle, .group__header, .result, .floor-picker__button, .search-field__clear, .campus-link, .result__link, .tooltip__link) {
  border: var(--surface-stroke);
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
  transition: transform 120ms ease, border-color 120ms ease, background 120ms ease, box-shadow 120ms ease;
}

:where(.group__header, .result, .floor-picker__button, .search-field__clear, .campus-link, .result__link, .tooltip__link):hover,
:where(.group__header, .result, .floor-picker__button, .search-field__clear, .campus-link, .result__link, .tooltip__link):focus-visible {
  transform: translateY(-1px);
  border-color: var(--accent-border-soft);
  background: var(--surface-hover);
  box-shadow: var(--shadow-hover);
  outline: var(--interactive-outline);
  outline-offset: var(--interactive-outline-offset);
}

.floating-search__copy,
.result__meta,
.group__count {
  color: var(--muted);
}

.search-label {
  display: block;
  margin: 14px 0 8px;
  font-size: 13px;
  font-weight: 700;
}

.search-field {
  display: flex;
  align-items: stretch;
  gap: 8px;
  margin-bottom: 10px;
}

#search-input {
  flex: 1 1 auto;
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: var(--surface);
  color: var(--accent);
  min-width: 0;
}

#search-input:focus {
  outline: 2px solid var(--focus-ring-soft);
  border-color: var(--accent-border-strong);
}

#search-input::placeholder {
  color: var(--ink);
  opacity: 1;
}

.search-field__clear {
  flex: 0 0 auto;
  padding: 0 14px;
  border-radius: var(--radius-card);
  background: var(--surface-raised);
  color: var(--ink);
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
}

.floor-picker {
  display: grid;
  gap: 8px;
  margin-top: 5px;
  margin-bottom: 5px;
}

.floor-picker__title {
  margin: 0;
  font-size: 13px;
  font-weight: 800;
}

.floor-picker__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.floor-picker__button {
  padding: 8px 10px;
  border-radius: var(--radius-pill);
  background: var(--surface-raised-soft);
  color: var(--accent);
  font-weight: 700;
  cursor: pointer;
}

.floor-picker__button.is-active {
  border-color: var(--accent-border-strong);
  background: var(--accent-soft);
}

.results {
  display: grid;
  gap: 5px;
}

.group {
  display: grid;
  gap: 6px;
}

.group__header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  color: var(--ink-drk);
  gap: 12px;
  padding: 10px 12px;
  border-radius: var(--radius-card);
  width: 100%;
  background: var(--surface-group);
  cursor: pointer;
  text-align: left;
}

.group__title {
  margin: 0;
  font-size: 14px;
  font-weight: 800;
}

.group__header::after {
  content: "▾";
  margin-left: auto;
  font-size: 12px;
  color: var(--accent);
  transform: translateY(-1px);
}

.group.is-expanded .group__header::after {
  content: "▴";
}

.group__count {
  font-size: 12px;
  padding: 4px 8px;
  border-radius: var(--radius-pill);
  background: var(--badge-bg);
  color: var(--accent);
  font-weight: 700;
}

.group__items {
  display: grid;
  gap: 6px;
}

.group:not(.is-expanded) .group__items {
  display: none;
}

.group.is-expanded .group__header {
  border-color: var(--accent-border);
  background: var(--surface-active);
}

.result {
  width: 100%;
  padding: 11px 12px;
  border-radius: var(--radius-card);
  background: var(--surface-result);
  color: var(--ink);
  cursor: pointer;
  text-align: left;
}

.selected-result .result {
  padding: 14px 14px 12px;
  border-color: var(--accent-border);
  border-radius: var(--radius-result-active);
  background: var(--surface-active);
  box-shadow: var(--shadow-soft);
}

.result:hover,
.result.is-active {
  border-color: var(--accent-border-strong);
  background: var(--accent-soft);
}

.result__title {
  margin: 0 0 4px;
  font-size: 14px;
  font-weight: 700;
}

.result__title-line {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.1fr) minmax(0, 1fr);
  gap: 8px;
  align-items: center;
}

.result.is-active .result__title-line {
  grid-template-columns: 1fr;
  gap: 10px;
  align-items: start;
}

.result.is-active .result__pill {
  justify-self: start;
}

.result.is-active .result__title-line,
.result.is-active .result__meta {
  display: grid;
  gap: 6px;
}

.result__actions {
  margin-top: 10px;
}

.result__link {
  display: inline-flex;
  align-items: center;
  padding: 8px 10px;
  border-radius: var(--radius-pill);
  color: var(--accent);
  font-size: 12px;
  font-weight: 800;
  text-decoration: none;
}

.result.is-active .result__meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: baseline;
}

.result.is-active .result__meta-label {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.result.is-active .result__meta-value {
  font-size: 13px;
  line-height: 1.4;
  color: var(--accent);
}

.result__title-inline {
  min-width: 0;
  margin: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.result__pill {
  display: inline-flex;
  align-items: center;
  max-width: 100%;
  padding: 5px 10px;
  border-radius: var(--radius-pill);
  font-size: 11px;
  font-weight: 700;
  line-height: 1.2;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  border: 1px solid transparent;
  background: var(--pill-desc-bg);
  border-color: var(--pill-desc-border);
  color: var(--pill-desc-text);
}

.result__pill.is-empty {
  visibility: hidden;
}

.result__pill--desc {
  background: var(--pill-desc-bg);
  border-color: var(--pill-desc-border);
  color: var(--pill-desc-text);
}

.result__pill--type-office {
  background: var(--pill-office-bg);
  border-color: var(--pill-office-border);
  color: var(--pill-office-text);
}

.result__pill--type-classroom {
  background: var(--pill-classroom-bg);
  border-color: var(--pill-classroom-border);
  color: var(--pill-classroom-text);
}

.result__pill--type-laboratory {
  background: var(--pill-laboratory-bg);
  border-color: var(--pill-laboratory-border);
  color: var(--pill-laboratory-text);
}

.result__pill--type-department {
  background: var(--pill-department-bg);
  border-color: var(--pill-department-border);
  color: var(--pill-department-text);
}

.result__pill--type-middle {
  background: var(--pill-middle-bg);
  border-color: var(--pill-middle-border);
  color: var(--pill-middle-text);
}

.result__pill--type-oneoff {
  background: var(--pill-oneoff-bg);
  border-color: var(--pill-oneoff-border);
  color: var(--pill-oneoff-text);
}

.result__meta {
  margin: 0;
  font-size: 12px;
  line-height: 1.5;
}

.tooltip {
  position: fixed;
  z-index: 30;
  max-width: 300px;
  padding: 0;
  border: 0;
  background: transparent;
  box-shadow: none;
  backdrop-filter: none;
  pointer-events: auto;
  cursor: default;
  overflow: visible;
}

.tooltip__pointer {
  position: absolute;
  width: 18px;
  height: 18px;
  background: var(--panel-strong);
  border: 1px solid var(--focus-ring-soft);
  transform: translate(-50%, -50%) rotate(45deg);
  transform-origin: center;
  z-index: 0;
  box-shadow: var(--tooltip-shadow-soft);
}

.tooltip__content {
  position: relative;
  z-index: 1;
  padding: 12px 13px;
  border-radius: var(--radius-popup);
  background: var(--panel-strong);
  border: 1px solid var(--focus-ring-soft);
  box-shadow: var(--tooltip-shadow);
  backdrop-filter: blur(10px);
}

.tooltip__close {
  position: absolute;
  top: 10px;
  right: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--surface-result);
  border: 1px solid var(--surface-border);
  padding-bottom: 5px;
  color: var(--ink);
  font-size: 16px;
  font-weight: 700;
  line-height: 1;
  cursor: pointer;
}

.tooltip__title {
  margin: 0 28px 8px 0;
  font-size: 14px;
  font-weight: 800;
  color: var(--ink);
}

.tooltip__rows {
  display: grid;
  gap: 6px;
}

.tooltip__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 10px;
}

.tooltip__link {
  display: inline-flex;
  align-items: center;
  padding: 8px 10px;
  border-radius: var(--radius-pill);
  color: var(--ink);
  font-size: 12px;
  font-weight: 800;
  text-decoration: none;
}

.tooltip__row {
  display: grid;
  gap: 2px;
}

.tooltip__label {
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
}

.tooltip__value {
  font-size: 13px;
  line-height: 1.35;
  color: var(--ink);
}

@media (max-width: 720px) {
  .floating-search {
    top: 0;
    left: 0;
    width: 100vw;
  }

  .floating-search.is-open .floating-search__body {
    max-height: 50vh;
  }

  .search-field {
    gap: 6px;
  }

  .search-field__clear {
    padding: 0 12px;
  }

  .map-footer {
    left: 0;
    right: 0;
    bottom: 0;
    padding-bottom: calc(10px + env(safe-area-inset-bottom));
  }
  .map-footer__panel {
    width: 100vw;
    border-radius: 22px;
  }
}

@media (max-width: 400px) {
  .floating-search {
    top: 0;
    left: 0;
    width: 100vw;
  }
  .group__title {
    font-size: 12px;
  }
  .floor-picker__actions {
    font-size: 12px;
  }
}