:root {
  color-scheme: dark;
  --ink: #f7f3ed;
  --muted: #c9c1b7;
  --panel: #141217;
  --pink: #f291b5;
  --blue: #61c8e8;
}

* { box-sizing: border-box; }

html, body { margin: 0; min-height: 100%; background: #09080b; }

body {
  color: var(--ink);
  font-family: Arial, Helvetica, sans-serif;
}

.room-viewer { max-width: 1440px; margin: 0 auto; padding: clamp(12px, 2vw, 28px); }

.viewer-header {
  display: flex;
  gap: 24px;
  align-items: end;
  justify-content: space-between;
  margin-bottom: 14px;
}

.eyebrow { margin: 0 0 4px; color: var(--pink); font-size: .78rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; }
h1 { margin: 0; font-size: clamp(1.35rem, 3vw, 2.25rem); }
.instructions { margin: 0; color: var(--muted); font-size: .95rem; }

.viewer-shell {
  position: relative;
  overflow: hidden;
  min-height: 340px;
  height: min(72vh, 800px);
  border: 1px solid #38323c;
  border-radius: 12px;
  background: #111 url("../panos/bedroom/fallback/f.jpg") center / cover no-repeat;
}

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

.load-viewer {
  position: absolute;
  inset: 0;
  display: grid;
  place-content: center;
  gap: 8px;
  width: 100%;
  border: 0;
  color: white;
  background: rgba(5, 4, 7, .54);
  cursor: pointer;
  font: inherit;
  text-align: center;
}

.load-viewer span { padding: 12px 18px; border: 1px solid rgba(255,255,255,.7); border-radius: 999px; background: rgba(12,10,15,.72); font-size: clamp(1rem, 2.5vw, 1.3rem); font-weight: 700; }
.load-viewer small { color: #eee; font-size: .83rem; }
.load-viewer:hover span, .load-viewer:focus-visible span { border-color: var(--pink); box-shadow: 0 0 0 3px rgba(242,145,181,.24); }
.load-viewer[hidden] { display: none; }

.viewer-controls { display: flex; flex-wrap: wrap; gap: 8px; padding-top: 12px; }
.viewer-controls button { min-height: 44px; padding: 9px 15px; border: 1px solid #48414e; border-radius: 999px; color: var(--ink); background: var(--panel); font: inherit; font-weight: 700; cursor: pointer; }
.viewer-controls button:hover:not(:disabled), .viewer-controls button:focus-visible { border-color: var(--blue); }
.viewer-controls button.is-active { border-color: var(--pink); background: #35202a; }
.viewer-controls button:disabled { cursor: default; opacity: .48; }
.fullscreen-button { margin-left: auto; }

.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

@media (max-width: 680px) {
  .viewer-header { display: block; }
  .instructions { margin-top: 7px; }
  .viewer-shell { height: 62vh; min-height: 360px; border-radius: 8px; }
  .viewer-controls { display: grid; grid-template-columns: 1fr 1fr; }
  .viewer-controls button { padding-inline: 9px; }
  .fullscreen-button { margin-left: 0; }
}