:root {
  --bg: #0f1115;
  --panel: #181b22;
  --panel-2: #20242d;
  --border: #2c313c;
  --text: #e8eaf0;
  --muted: #9aa1b1;
  --accent: #4f8cff;
  --danger: #e5484d;
  --radius: 10px;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color-scheme: dark;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }

html, body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
}

a { color: var(--accent); }

button, .btn {
  font: inherit;
  font-size: 14px;
  color: var(--text);
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 7px 12px;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
button:hover, .btn:hover { border-color: var(--accent); }
button.primary, .btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
button.danger { color: var(--danger); }
button.active { background: var(--accent); border-color: var(--accent); color: #fff; }
button:disabled { opacity: .5; cursor: default; }

input, select, textarea {
  font: inherit;
  font-size: 14px;
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 6px 8px;
  width: 100%;
}

label { display: block; font-size: 12px; color: var(--muted); margin: 8px 0 3px; }

/* ---------- Übersicht ---------- */

.page { max-width: 960px; margin: 0 auto; padding: 32px 16px 64px; }
.page header { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; }
.page h1 { margin: 0; font-size: 24px; }
.page h2 { font-size: 15px; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; margin: 32px 0 12px; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 12px; }
.card { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px; }
.card h3 { margin: 0 0 4px; font-size: 17px; }
.card .meta { color: var(--muted); font-size: 13px; margin-bottom: 12px; }
.card .actions { display: flex; gap: 8px; flex-wrap: wrap; }
.empty { color: var(--muted); }

/* ---------- Viewer ---------- */

body.viewer { overflow: hidden; }
#pano { position: fixed; inset: 0; }

.scene-bar {
  position: fixed;
  left: 50%;
  bottom: 10px;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  max-width: calc(100vw - 24px);
  z-index: 10;
}
.scene-list {
  display: flex;
  gap: 6px;
  max-width: 100%;
  overflow-x: auto;
  padding: 6px;
  background: rgba(15, 17, 21, .6);
  backdrop-filter: blur(6px);
  border-radius: 12px;
  scrollbar-width: thin;
}
.scene-bar.collapsed .scene-list { display: none; }
.scene-list button { white-space: nowrap; background: rgba(32, 36, 45, .8); flex: none; }
.scene-list button.current { background: var(--accent); border-color: var(--accent); color: #fff; }
.scene-bar.with-thumbs .scene-list button { padding: 0; overflow: hidden; border-width: 2px; }
.scene-bar.with-thumbs .scene-list img { display: block; width: 64px; height: 64px; object-fit: cover; }
.scene-bar.with-thumbs .scene-list button.current { border-color: #fff; }
.scene-toggle {
  padding: 2px 12px;
  font-size: 12px;
  background: rgba(15, 17, 21, .6);
  backdrop-filter: blur(6px);
  border-color: transparent;
}

.tour-title {
  position: fixed;
  top: 12px;
  left: 50%;
  transform: translateX(-50%);
  padding: 6px 14px;
  background: rgba(15, 17, 21, .6);
  backdrop-filter: blur(6px);
  border-radius: 999px;
  font-size: 14px;
  z-index: 10;
  pointer-events: none;
  white-space: nowrap;
}

.error-box {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 24px;
  color: var(--muted);
}

/* ---------- Editor ---------- */

body.editor { display: grid; grid-template-columns: 340px 1fr; height: 100vh; overflow: hidden; }
.sidebar { background: var(--panel); border-right: 1px solid var(--border); overflow-y: auto; padding: 16px; }
.sidebar h1 { font-size: 18px; margin: 0 0 4px; }
.sidebar section { border-top: 1px solid var(--border); padding: 14px 0; }
.sidebar section:first-of-type { border-top: 0; }
.sidebar h2 { font-size: 13px; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); margin: 0 0 8px; }
.row { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 8px; }
.hint { font-size: 12px; color: var(--muted); margin: 6px 0 0; line-height: 1.4; }

.list { display: flex; flex-direction: column; gap: 6px; }
.list-item { background: var(--panel-2); border: 1px solid var(--border); border-radius: 8px; padding: 8px; }
.list-item.selected { border-color: var(--accent); }
.list-item .head { display: flex; align-items: center; justify-content: space-between; gap: 6px; cursor: pointer; }
.list-item .head span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.badge { font-size: 11px; color: var(--muted); border: 1px solid var(--border); border-radius: 999px; padding: 1px 7px; }

.stage { position: relative; }
.stage #pano { position: absolute; }
.stage.placing #pano { cursor: crosshair; }
.stage .placeholder { position: absolute; inset: 0; display: grid; place-items: center; color: var(--muted); text-align: center; padding: 24px; }
.toolbar {
  position: absolute;
  top: 12px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 6px;
  z-index: 10;
  flex-wrap: wrap;
}
.toolbar button { background: rgba(32, 36, 45, .9); }
.toolbar button.active { background: var(--accent); }
.toast {
  position: absolute;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 14px;
  font-size: 14px;
  z-index: 20;
  opacity: 0;
  transition: opacity .2s;
  pointer-events: none;
}
.toast.show { opacity: 1; }

@media (max-width: 800px) {
  body.editor { grid-template-columns: 1fr; grid-template-rows: 55vh 1fr; }
  .stage { order: -1; }
}

.hs-selected { outline: 3px solid var(--accent); outline-offset: 3px; border-radius: 50%; }