/* ── Hyer Aviation — light variant ── */
:root {
  --color-obsidian: #000d10;
  --color-canvas-white: #ffffff;
  --color-slate-mist: #8e8e95;
  --color-desert-sienna: #bc7155;
  --color-surface: #f5f4f2;       /* warm off-white page bg */
  --color-card: #ffffff;

  --font-main: 'Inter', ui-sans-serif, system-ui, sans-serif;

  --radius-full: 1000px;
  --radius-card: 45px;
  --radius-room: 28px;
  --radius-pill: 1000px;

  --section-gap: 68px;
  --card-padding: 22px;
  --element-gap: 23px;

  /* status colors */
  --green:  #4caf7d;
  --orange: #e8924a;
  --red:    #d94f4f;
  --grey:   #c8c8cc;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: var(--font-main);
  background: var(--color-surface);
  color: var(--color-obsidian);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

#app { flex: 1; }

/* ── Views ── */
.view { display: none; }
.view.active { display: flex; }

/* ── Setup view ── */
#view-setup {
  min-height: 100vh;
  align-items: center;
  justify-content: center;
  padding: 40px 24px;
}

.setup-inner {
  max-width: 520px;
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: var(--section-gap);
}

.display-title {
  font-size: clamp(52px, 12vw, 131px);
  font-weight: 700;
  line-height: 0.88;
  letter-spacing: -0.03em;
  color: var(--color-obsidian);
}

.setup-sub {
  margin-top: 23px;
  font-size: 17px;
  line-height: 1.61;
  color: var(--color-slate-mist);
  letter-spacing: 0.17px;
}

.layout-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.layout-btn {
  background: var(--color-card);
  color: var(--color-obsidian);
  border: 1.5px solid transparent;
  border-radius: var(--radius-pill);
  padding: 15px 22px 16px;
  font-family: var(--font-main);
  font-size: 17px;
  font-weight: 700;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s, transform 0.1s;
  box-shadow: 0 2px 12px rgba(0,13,16,0.06);
}

.layout-btn:hover {
  border-color: var(--color-desert-sienna);
  transform: translateY(-1px);
}

.layout-btn:active { transform: translateY(0); }

/* ── Map view ── */
#view-map {
  flex-direction: column;
  min-height: 100vh;
}

.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 32px;
  background: rgba(255,255,255,0.7);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0,13,16,0.06);
  position: sticky;
  top: 0;
  z-index: 10;
}

.header-left { display: flex; align-items: center; gap: 14px; }

.app-name {
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.layout-badge {
  background: var(--color-obsidian);
  color: var(--color-canvas-white);
  font-size: 13px;
  font-weight: 700;
  padding: 4px 14px;
  border-radius: var(--radius-pill);
  letter-spacing: 0.02em;
}

.ghost-btn {
  background: transparent;
  color: var(--color-slate-mist);
  border: 1px solid var(--color-slate-mist);
  border-radius: var(--radius-pill);
  padding: 8px 20px;
  font-family: var(--font-main);
  font-size: 15px;
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s;
}
.ghost-btn:hover { color: var(--color-obsidian); border-color: var(--color-obsidian); }

.map-area {
  flex: 1;
  padding: 40px 24px;
  display: flex;
  justify-content: center;
  align-items: flex-start;
}

/* ── Floor plan ── */
.floor-plan {
  display: grid;
  gap: 16px;
  width: 100%;
  max-width: 860px;
}

.room {
  background: var(--color-card);
  border-radius: var(--radius-room);
  padding: var(--card-padding);
  box-shadow: 0 2px 16px rgba(0,13,16,0.05);
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.room-name {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-slate-mist);
}

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

.hotspot {
  display: flex;
  align-items: center;
  gap: 7px;
  background: var(--color-surface);
  border: none;
  border-radius: var(--radius-pill);
  padding: 8px 14px 8px 10px;
  font-family: var(--font-main);
  font-size: 14px;
  color: var(--color-obsidian);
  cursor: pointer;
  transition: transform 0.1s, box-shadow 0.15s;
}

.hotspot:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(0,13,16,0.10);
}

.hotspot:active { transform: translateY(0); }

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

.dot.green  { background: var(--green); }
.dot.orange { background: var(--orange); }
.dot.red    { background: var(--red); box-shadow: 0 0 0 3px rgba(217,79,79,0.15); }
.dot.grey   { background: var(--grey); }

/* ── Legend ── */
.legend {
  display: flex;
  align-items: center;
  gap: 8px;
  justify-content: center;
  padding: 16px 24px 28px;
  font-size: 13px;
  color: var(--color-slate-mist);
}
.legend-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  display: inline-block;
  margin-left: 14px;
}
.legend-dot:first-child { margin-left: 0; }
.legend-dot.green  { background: var(--green); }
.legend-dot.orange { background: var(--orange); }
.legend-dot.red    { background: var(--red); }
.legend-dot.grey   { background: var(--grey); }

/* ── Modal ── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,13,16,0.35);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  z-index: 100;
  padding: 0 12px 12px;
  transition: opacity 0.2s;
}

.modal-overlay.hidden { display: none; }

.modal {
  background: var(--color-canvas-white);
  border-radius: var(--radius-card);
  padding: 32px 28px 28px;
  width: 100%;
  max-width: 480px;
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  box-shadow: 0 -4px 40px rgba(0,13,16,0.12);
  animation: slideUp 0.22s cubic-bezier(0.22,1,0.36,1);
}

@keyframes slideUp {
  from { transform: translateY(60px); opacity: 0; }
  to   { transform: translateY(0);    opacity: 1; }
}

.modal-close {
  position: absolute;
  top: 16px; right: 20px;
  background: var(--color-surface);
  border: none;
  border-radius: 50%;
  width: 32px; height: 32px;
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
  color: var(--color-slate-mist);
  display: flex; align-items: center; justify-content: center;
  transition: color 0.15s;
}
.modal-close:hover { color: var(--color-obsidian); }

.modal-room {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-slate-mist);
}

.modal-title {
  font-size: 23px;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.01em;
  padding-right: 28px;
}

.modal-last {
  font-size: 15px;
  color: var(--color-slate-mist);
  line-height: 1.5;
}

.primary-btn {
  background: var(--color-desert-sienna);
  color: var(--color-canvas-white);
  border: none;
  border-radius: var(--radius-pill);
  padding: 15px 22px 16px;
  font-family: var(--font-main);
  font-size: 17px;
  font-weight: 700;
  cursor: pointer;
  width: 100%;
  margin-top: 6px;
  transition: opacity 0.15s, transform 0.1s;
}
.primary-btn:hover  { opacity: 0.9; transform: translateY(-1px); }
.primary-btn:active { transform: translateY(0); }

.obsidian-btn {
  background: var(--color-obsidian);
  color: var(--color-canvas-white);
  border: none;
  border-radius: var(--radius-pill);
  padding: 10px 18px 11px;
  font-family: var(--font-main);
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  transition: opacity 0.15s;
}
.obsidian-btn:hover { opacity: 0.85; }

.modal-edit { margin-top: 4px; }

.text-btn {
  background: none;
  border: none;
  color: var(--color-slate-mist);
  font-family: var(--font-main);
  font-size: 13px;
  cursor: pointer;
  padding: 0;
  text-decoration: underline;
  text-underline-offset: 3px;
}
.text-btn:hover { color: var(--color-obsidian); }

.edit-form {
  display: flex;
  gap: 8px;
  margin-top: 10px;
  align-items: center;
}
.edit-form.hidden { display: none; }

.edit-input {
  flex: 1;
  border: 1.5px solid var(--color-slate-mist);
  border-radius: var(--radius-pill);
  padding: 9px 16px;
  font-family: var(--font-main);
  font-size: 15px;
  outline: none;
  transition: border-color 0.15s;
}
.edit-input:focus { border-color: var(--color-obsidian); }

/* ── Footer ── */
.site-footer {
  text-align: center;
  padding: 16px 24px;
  border-top: 1px solid rgba(0,13,16,0.06);
}
.site-footer a {
  font-size: 13px;
  color: var(--color-slate-mist);
  text-decoration: none;
  letter-spacing: 0.05em;
  transition: color 0.15s;
}
.site-footer a:hover { color: var(--color-obsidian); }

/* ── Responsive ── */
@media (min-width: 640px) {
  .floor-plan { grid-template-columns: repeat(2, 1fr); }
  .modal-overlay { align-items: center; padding: 24px; }
}

@media (min-width: 900px) {
  .floor-plan { grid-template-columns: repeat(3, 1fr); }
  .room.wide { grid-column: span 2; }
  .room.full { grid-column: 1 / -1; }
}