* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Arial, sans-serif;
  background: #0b1020;
  color: #e7ebf3;
}
.wrap { max-width: 1100px; margin: 0 auto; padding: 24px; }
.page-header { margin-bottom: 8px; }
.page-header h1 { margin: 0 0 4px; }
.muted { color: #aab3cf; margin: 0; }
.small { font-size: 0.87em; }
.mono { font-family: monospace; }
.hint { display: block; color: #7a85a8; font-size: 0.78em; margin-top: 3px; font-weight: 400; }

/* Tabs */
.tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 20px;
  border-bottom: 1px solid #273056;
  padding-bottom: 0;
}
.tab-btn {
  background: transparent;
  border: none;
  color: #7a85a8;
  padding: 10px 20px;
  font-size: 1em;
  cursor: pointer;
  border-bottom: 3px solid transparent;
  border-radius: 0;
  margin-bottom: -1px;
  transition: color 0.15s, border-color 0.15s;
}
.tab-btn:hover { color: #e7ebf3; }
.tab-btn.active { color: #e7ebf3; border-bottom-color: #3d63ff; }

/* Card */
.card {
  background: #121933;
  border: 1px solid #273056;
  border-radius: 16px;
  padding: 20px;
  margin-bottom: 20px;
}
.card h2 { margin-top: 0; font-size: 1.05em; }

/* Form elements */
label {
  display: block;
  margin-bottom: 14px;
  font-weight: 600;
  font-size: 0.93em;
}
input[type="text"],
input[type="number"],
select,
textarea,
input[type="file"] {
  width: 100%;
  margin-top: 5px;
  padding: 9px 12px;
  border: 1px solid #3a446d;
  border-radius: 10px;
  background: #0f1530;
  color: #e7ebf3;
  font-size: 0.95em;
}
textarea { width: 100%; resize: vertical; }
.inline {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
  font-weight: 500;
}
.inline input[type="checkbox"] { width: auto; margin-top: 0; }

/* Grids */
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.grid3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 14px; }

/* Buttons */
.actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 14px; }
button {
  border: 0;
  border-radius: 10px;
  padding: 10px 16px;
  background: #3d63ff;
  color: white;
  cursor: pointer;
  font-size: 0.93em;
}
button:hover:not(:disabled) { opacity: 0.88; }
button:disabled { opacity: 0.4; cursor: not-allowed; }
.btn-secondary {
  background: #1a2244;
  color: #aab3cf;
  border: 1px solid #3a446d;
}
.btn-secondary:hover:not(:disabled) { color: #e7ebf3; opacity: 1; background: #222d55; }
.btn-danger { background: #7a1e1e; }
.btn-danger:hover:not(:disabled) { background: #9e2626; opacity: 1; }

/* Section toggle */
.section-toggle { margin: 10px 0 0; }
.toggle-btn {
  background: #1a2244;
  color: #aab3cf;
  padding: 7px 14px;
  font-size: 0.88em;
  border: 1px solid #3a446d;
}
.toggle-btn:hover { color: #e7ebf3; }
.chevron { display: inline-block; transition: transform 0.2s; }
.collapsible { margin-top: 12px; padding: 14px; background: #0f1530; border: 1px solid #273056; border-radius: 10px; }

/* Divider */
.divider { border-top: 1px solid #273056; margin: 14px 0; }

/* Badges */
.badge-green {
  background: #1a4a2a;
  color: #5cd68a;
  border-radius: 6px;
  padding: 2px 8px;
  font-size: 0.78em;
  font-weight: 600;
  margin-left: 6px;
}
.badge-backend {
  background: #1a2a4a;
  color: #5ab4e0;
  border-radius: 6px;
  padding: 2px 8px;
  font-size: 0.8em;
  font-weight: 600;
}

/* Pre / JSON */
pre {
  background: #0f1530;
  border: 1px solid #3a446d;
  border-radius: 10px;
  padding: 12px;
  white-space: pre-wrap;
  word-break: break-word;
  overflow: auto;
  margin: 0;
  font-size: 0.88em;
}
.result-json { max-height: 400px; }

/* Speaker blocks */
.speaker-block {
  margin-bottom: 12px;
  padding: 12px 14px;
  background: #0f1530;
  border: 1px solid #3a446d;
  border-radius: 10px;
}
.speaker-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  font-size: 0.9em;
  margin-bottom: 6px;
}
.speaker-dot { width: 10px; height: 10px; border-radius: 50%; flex-shrink: 0; }
.speaker-time { color: #7a85a8; font-weight: 400; font-size: 0.85em; }
.speaker-text { color: #e7ebf3; line-height: 1.7; }

/* Realtime */
.mic-row { display: flex; gap: 12px; margin-bottom: 12px; }
.mic-btn { font-size: 1em; padding: 12px 24px; border-radius: 12px; background: #3d63ff; }
.stop-btn { background: #c0392b; }
.rt-indicator {
  font-size: 0.88em;
  padding: 6px 12px;
  border-radius: 8px;
  display: inline-block;
  font-weight: 600;
}
.rt-indicator.idle { background: #1a2244; color: #7a85a8; }
.rt-indicator.recording { background: #3a1a1a; color: #e05a5a; animation: blink 1.2s infinite; }
.rt-indicator.processing { background: #2a2a1a; color: #e0c44f; }
@keyframes blink { 0%,100% { opacity:1; } 50% { opacity:0.5; } }

.live-box {
  min-height: 120px;
  padding: 14px;
  background: #0f1530;
  border: 1px solid #3a446d;
  border-radius: 10px;
  line-height: 1.75;
  white-space: pre-wrap;
  word-break: break-word;
  font-size: 0.97em;
}
.live-partial { color: #aab3cf; }
.live-confirmed { color: #e7ebf3; }

/* History */
.history-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.history-table-wrap {
  overflow-x: auto;
  padding: 0 20px 20px;
}
.history-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9em;
}
.history-table th {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid #273056;
  color: #7a85a8;
  font-weight: 600;
  white-space: nowrap;
}
.history-table td {
  padding: 10px 12px;
  border-bottom: 1px solid #1a2244;
  vertical-align: top;
}
.history-row:hover td { background: #131c38; }
.preview-cell {
  max-width: 280px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: #aab3cf;
}
.btn-view {
  background: #1a2a4a;
  color: #5ab4e0;
  border: 1px solid #3a446d;
  padding: 5px 12px;
  font-size: 0.85em;
  border-radius: 8px;
  white-space: nowrap;
}
.btn-view:hover { background: #1e3560; opacity: 1; }

/* Detail view */
.detail-header {
  display: flex;
  align-items: center;
  gap: 12px;
}
.detail-title {
  flex: 1;
  font-weight: 700;
  font-size: 1em;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.meta-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 10px;
}
.meta-item {
  background: #0f1530;
  border: 1px solid #273056;
  border-radius: 10px;
  padding: 10px 14px;
}
.meta-key { display: block; color: #7a85a8; font-size: 0.78em; font-weight: 600; margin-bottom: 4px; }
.meta-val { display: block; font-size: 0.95em; word-break: break-all; }

/* Media player */
.media-player {
  width: 100%;
  border-radius: 10px;
  background: #0f1530;
}

@media (max-width: 720px) {
  .grid2, .grid3 { grid-template-columns: 1fr; }
  .mic-row { flex-direction: column; }
  .detail-header { flex-wrap: wrap; }
  .history-table th:nth-child(4),
  .history-table td:nth-child(4) { display: none; }
}