:root {
  --bg: #0f1720;
  --surface: #17222e;
  --line: #2a3a4a;
  --fg: #e6edf3;
  --muted: #8ea0b2;
  --accent: #f5b301;   /* hangar safety yellow */
  --fault: #e5484d;
  --ok: #3fb950;
  --font: -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, monospace;
}

* { box-sizing: border-box; }
html, body { height: 100%; margin: 0; }
body { background: var(--bg); color: var(--fg); font: 14px/1.5 var(--font); display: flex; flex-direction: column; }

.bar { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  padding: 10px 16px; border-bottom: 1px solid var(--line); background: var(--surface); }
.brand { display: flex; align-items: baseline; gap: 10px; }
.brand strong { font-size: 18px; letter-spacing: .02em; }
.brand span { color: var(--muted); }
.hint { color: var(--muted); font-size: 12px; }

.layout { flex: 1; display: grid; grid-template-columns: 1fr 360px; min-height: 0; }
.viewer { position: relative; min-height: 0; overflow: hidden; }
.viewer canvas { display: block; }
.panel { border-left: 1px solid var(--line); background: var(--surface); padding: 16px; overflow-y: auto; }

.hover-label { position: absolute; pointer-events: none; padding: 4px 8px; border-radius: 4px;
  background: rgba(0,0,0,.75); color: #fff; font-size: 12px; white-space: nowrap; transform: translate(12px, 12px); }

.muted { color: var(--muted); }
.mono { font-family: var(--mono); }

@media (max-width: 800px) {
  .layout { grid-template-columns: 1fr; grid-template-rows: 55vh auto; }
  .panel { border-left: 0; border-top: 1px solid var(--line); }
}

/* Panel içeriği */
.panel h2 { font-size: 16px; margin: 4px 0 6px; text-wrap: balance; }
.panel h2.sep { margin-top: 24px; padding-top: 16px; border-top: 1px solid var(--line); }
.panel h3 { font-size: 11px; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); margin: 16px 0 4px; }
.panel p { margin: 0 0 8px; }
.list { list-style: none; padding: 0; margin: 8px 0; display: grid; gap: 4px; }
.list button { width: 100%; text-align: left; display: flex; flex-wrap: wrap; align-items: center; gap: 8px;
  padding: 8px 10px; border: 1px solid var(--line); border-radius: 6px; background: transparent; color: var(--fg); font: inherit; cursor: pointer; }
.list button:hover, .list button:focus-visible { border-color: var(--accent); outline: none; }
.list small { width: 100%; color: var(--muted); }
.ata { font-family: var(--mono); font-size: 11px; color: var(--accent); min-width: 54px; }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--fault); margin-left: auto; }
.chips { display: flex; gap: 6px; flex-wrap: wrap; }
.chip { font-family: var(--mono); font-size: 11px; padding: 2px 8px; border-radius: 999px; border: 1px solid var(--line); }
.chip.fault { border-color: var(--fault); color: var(--fault); }
.link { background: none; border: 0; color: var(--accent); padding: 0; font: inherit; cursor: pointer; margin-bottom: 8px; }
textarea { width: 100%; background: var(--bg); color: var(--fg); border: 1px solid var(--line); border-radius: 6px; padding: 8px; font: inherit; resize: vertical; }
.row { display: flex; gap: 8px; margin-top: 8px; flex-wrap: wrap; }
.btn { padding: 8px 12px; border-radius: 6px; border: 1px solid var(--line); background: var(--bg); color: var(--fg); font: inherit; cursor: pointer; }
.btn.danger { background: var(--fault); border-color: var(--fault); color: #fff; }
.disclaimer { margin-top: 24px !important; font-size: 11px; color: var(--muted); }

/* Parça etiketleri */
.pin { position: absolute; transform: translate(-50%, -50%); padding: 3px 8px; border-radius: 4px;
  border: 1px solid var(--accent); background: rgba(15, 23, 32, .85); color: var(--fg);
  font: 11px/1.3 var(--font); white-space: nowrap; cursor: pointer; }
.pin:hover, .pin.active { background: var(--accent); color: #111; }
.pin.fault { border-color: var(--fault); background: var(--fault); color: #fff; }

/* Parça görseli */
.photo { margin: 12px 0 0; border-radius: 6px; overflow: hidden; background: var(--bg); border: 1px solid var(--line); }
.photo img { display: block; width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.photo figcaption { font-size: 10px; color: var(--muted); padding: 4px 8px; }
.photo figcaption:empty { display: none; }
.photo .ph { display: none; padding: 24px 12px; text-align: center; color: var(--muted); font-size: 12px; }
.photo.empty img, .photo.empty figcaption { display: none; }
.photo.empty .ph { display: block; }

/* 3D parça kartı ve arama */
.mini { margin-top: 12px; border: 1px solid var(--line); border-radius: 6px; background: radial-gradient(circle at 50% 40%, #22313f, var(--bg)); overflow: hidden; }
.mini canvas { display: block; width: 100%; height: auto; }
.caption { font-size: 11px; color: var(--muted); margin: 4px 0 0 !important; }
.chip.warn { border-color: var(--accent); color: var(--accent); }
.small { font-size: 12px; }
.nm { flex: 1; min-width: 0; }
.count { width: auto !important; font-family: var(--mono); }
#search { width: 100%; padding: 9px 10px; margin-bottom: 12px; border-radius: 6px; border: 1px solid var(--line); background: var(--bg); color: var(--fg); font: inherit; }
#search:focus { outline: none; border-color: var(--accent); }
.pin { transform: translate(-50%, -100%); }

/* Üç dilli adlar */
.abbr { font-family: var(--mono); font-size: 11px; color: var(--accent); margin-left: 4px; }
.tr { display: block; font-size: 12px; color: var(--muted); }
.tr-line { color: var(--muted); margin-top: -4px !important; }
.names { display: grid; grid-template-columns: auto 1fr; gap: 2px 12px; margin: 4px 0 10px; font-size: 13px; }
.names dt { color: var(--muted); }
.names dd { margin: 0; }