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

:root {
  --bg: #0d0d0d;
  --bg2: #161616;
  --bg3: #1f1f1f;
  --border: #2a2a2a;
  --text: #e0e0e0;
  --text2: #888;
  --accent: #3a7bd5;
  --green: #2ecc71;
  --yellow: #f39c12;
  --red: #e74c3c;
  --blue: #3498db;
  --led-size: 10px;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  font-size: 14px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ─── HEADER ─── */
#header {
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
  padding: 14px 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

#header h1 {
  font-size: 18px;
  font-weight: 600;
  letter-spacing: 0.5px;
  color: var(--accent);
}

#search-row {
  display: flex;
  gap: 8px;
  align-items: center;
}

#search-input {
  flex: 1;
  max-width: 480px;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  font-size: 14px;
  padding: 8px 12px;
  outline: none;
  transition: border-color 0.2s;
}

#search-input:focus { border-color: var(--accent); }

#search-btn {
  background: var(--accent);
  border: none;
  border-radius: 6px;
  color: #fff;
  cursor: pointer;
  font-size: 14px;
  padding: 8px 18px;
  transition: opacity 0.2s;
}

#search-btn:hover { opacity: 0.85; }
#search-btn:disabled { opacity: 0.5; cursor: default; }

#search-status { color: var(--text2); font-size: 12px; }

/* ─── SEARCH RESULTS ─── */
#search-results {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 4px 0;
}

.result-card {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 8px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  max-width: 340px;
  transition: border-color 0.2s;
}

.result-card:hover { border-color: var(--accent); }

.result-card img {
  width: 80px;
  height: 45px;
  object-fit: cover;
  border-radius: 4px;
  flex-shrink: 0;
}

.result-card .meta { overflow: hidden; }
.result-card .title {
  font-size: 12px;
  font-weight: 500;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}
.result-card .sub { font-size: 11px; color: var(--text2); }

/* ─── ACTIVE PANEL ─── */
.panel.active {
  border-color: var(--green);
  box-shadow: 0 0 16px rgba(46, 204, 113, 0.18);
}

.badge-active {
  display: none;
  font-size: 10px;
  background: #1a3a1a;
  color: var(--green);
  border-radius: 4px;
  padding: 1px 6px;
  margin-left: 6px;
  animation: pulse-green 2s infinite;
}

.panel.active .badge-active { display: inline; }

@keyframes pulse-green {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}

/* Audio indikatör — status-bar'da */
.led-audio {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: transparent;
  display: inline-block;
  flex-shrink: 0;
  margin-left: 4px;
  transition: background 0.3s;
}
.led-audio.active {
  background: #1db954;
  box-shadow: 0 0 5px #1db954;
}

/* ─── PANELS GRID ─── */
#panels {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: auto auto;
  gap: 12px;
  padding: 14px;
  flex: 1;
}

/* Tek 4 ve Tek 5 ikinci satırda yan yana, ortalı */
#panel-tech4 { grid-column: 1; }
#panel-tech5 { grid-column: 2; }

.panel {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 10px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  overflow: hidden;
  padding: 12px;
}

.panel h3 {
  font-size: 13px;
  font-weight: 600;
}

.panel .badge {
  font-size: 10px;
  background: #1a3a5c;
  color: var(--blue);
  border-radius: 4px;
  padding: 1px 6px;
  margin-left: 6px;
}

.panel .badge.control { background: #3a1a1a; color: var(--red); }

/* ─── STATUS BAR ─── */
.status-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  color: var(--text2);
}

.led {
  width: var(--led-size);
  height: var(--led-size);
  border-radius: 50%;
  background: #333;
  display: inline-block;
  flex-shrink: 0;
  transition: background 0.3s;
}

.led[data-led-state="idle"]   { background: #333; }
.led[data-led-state="active"] { background: var(--yellow); box-shadow: 0 0 6px var(--yellow); }
.led[data-led-state="ok"]     { background: var(--green);  box-shadow: 0 0 6px var(--green); }
.led[data-led-state="error"]  { background: var(--red);    box-shadow: 0 0 6px var(--red); }

.led-label { font-size: 10px; color: var(--text2); }
.stats { margin-left: auto; font-size: 11px; font-family: monospace; }

/* ─── CANVAS / VIDEO ─── */
.panel canvas, .panel video {
  width: 100%;
  aspect-ratio: 16/9;
  background: #000;
  border-radius: 6px;
  display: block;
}

.panel .img-frame {
  width: 100%;
  aspect-ratio: 16/9;
  background: #000;
  border-radius: 6px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.panel .img-frame img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

/* ─── CONTROLS ─── */
.controls {
  display: flex;
  gap: 8px;
}

.controls button {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 5px;
  color: var(--text);
  cursor: pointer;
  font-size: 12px;
  padding: 5px 10px;
  transition: border-color 0.2s;
}

.controls button:hover { border-color: var(--accent); }

.btn-play { border-color: var(--accent); color: var(--accent); }
.btn-play.playing { background: #2a1a1a; border-color: var(--red); color: var(--red); }
.btn-play:disabled { opacity: 0.35; cursor: default; border-color: #333; color: #555; }

.btn-audio { border-color: #444; }
.btn-audio.active { background: #1a3a1a; border-color: var(--green); color: var(--green); }
.btn-audio:disabled { opacity: 0.35; cursor: default; }

.btn-snap:disabled { opacity: 0.35; cursor: default; }

/* ─── DEBUG PANEL ─── */
#debug-panel {
  background: var(--bg2);
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  height: 220px;
  flex-shrink: 0;
}

.debug-header {
  align-items: center;
  border-bottom: 1px solid var(--border);
  display: flex;
  gap: 8px;
  padding: 6px 14px;
  flex-shrink: 0;
}

.debug-header strong { font-size: 12px; }

.debug-header select, .debug-header input[type="checkbox"] {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text);
  font-size: 12px;
  padding: 3px 6px;
}

.debug-header label { font-size: 12px; color: var(--text2); display: flex; align-items: center; gap: 4px; }

.debug-header button {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text);
  cursor: pointer;
  font-size: 12px;
  padding: 3px 8px;
}

.debug-header button:hover { border-color: var(--accent); }
.debug-header .spacer { flex: 1; }

#debug-log {
  flex: 1;
  font-family: 'Consolas', 'Courier New', monospace;
  font-size: 11px;
  line-height: 1.6;
  overflow-y: auto;
  padding: 6px 14px;
}

.log-line { white-space: pre-wrap; word-break: break-all; }
.log-info  { color: var(--blue); }
.log-debug { color: var(--text2); }
.log-warn  { color: var(--yellow); }
.log-error { color: var(--red); font-weight: 600; }

/* ─── VERSION BADGE ─── */
#version-badge {
  position: fixed;
  bottom: 6px;
  right: 10px;
  font-size: 10px;
  color: var(--text2);
  font-family: monospace;
  z-index: 999;
  pointer-events: none;
}

/* ─── WASM LOADING OVERLAY ─── */
.wasm-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  color: var(--yellow);
  aspect-ratio: 16/9;
  background: #000;
  border-radius: 6px;
}

/* ─── RESPONSIVE ─── */
@media (max-width: 1100px) {
  #panels { grid-template-columns: repeat(2, 1fr); }
  #panel-tech4 { grid-column: auto; }
  #panel-tech5 { grid-column: auto; }
}

@media (max-width: 700px) {
  #panels { grid-template-columns: 1fr; }
}