/* style.css — UCXR Immersive Network Director Portal
   Design system: dark surgical precision aesthetic
   Palette: deep navy base, medical cyan accent, amber for alerts
*/

/* ── Reset + Base ──────────────────────────────────────────────────────── */

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

:root {
  --bg-base:      #090d17;
  --bg-surface:   #0f1623;
  --bg-elevated:  #17213a;
  --bg-panel:     #111827;

  --accent-cyan:  #00c2d4;
  --accent-blue:  #3b82f6;
  --accent-amber: #f59e0b;
  --accent-green: #10b981;
  --accent-red:   #ef4444;

  --text-primary:   #e8edf5;
  --text-secondary: #8392a7;
  --text-muted:     #4a5568;

  --border:       rgba(255,255,255,0.07);
  --border-hover: rgba(0,194,212,0.3);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;

  --font-sans: 'Inter', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  --shadow-panel: 0 4px 24px rgba(0,0,0,0.4), 0 1px 0 rgba(255,255,255,0.04) inset;
}

html, body {
  height: 100%;
  background: var(--bg-base);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* ── Header ─────────────────────────────────────────────────────────────── */

.header {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 0 24px;
  height: 52px;
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 100;
}

.header-brand { display: flex; align-items: center; gap: 10px; flex: 1; }

.brand-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--accent-cyan);
  box-shadow: 0 0 8px var(--accent-cyan);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.4; }
}

.brand-name   { font-weight: 700; font-size: 15px; letter-spacing: 0.05em; color: var(--accent-cyan); }
.brand-divider { color: var(--text-muted); }
.brand-sub    { color: var(--text-secondary); font-size: 13px; }

.header-status {
  display: flex; align-items: center; gap: 6px;
  font-size: 12px; color: var(--text-secondary);
}

.status-dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--text-muted);
}
.status-dot.online  { background: var(--accent-green); box-shadow: 0 0 6px var(--accent-green); }
.status-dot.offline { background: var(--accent-red); }

/* ── Auth Screen ─────────────────────────────────────────────────────────── */

.auth-screen {
  display: flex; align-items: center; justify-content: center;
  min-height: calc(100vh - 52px);
}

.auth-card {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  width: 380px;
  text-align: center;
  box-shadow: var(--shadow-panel);
}

.auth-logo {
  position: relative; width: 64px; height: 64px;
  margin: 0 auto 24px;
}
.logo-ring {
  position: absolute; inset: 0; border-radius: 50%;
  border: 2px solid var(--accent-cyan);
  animation: spin 6s linear infinite;
}
.logo-inner {
  position: absolute; inset: 10px; border-radius: 50%;
  background: radial-gradient(circle, var(--accent-blue) 0%, transparent 70%);
  opacity: 0.6;
}
@keyframes spin { to { transform: rotate(360deg); } }

.auth-title { font-size: 22px; font-weight: 700; margin-bottom: 8px; }
.auth-sub   { color: var(--text-secondary); font-size: 13px; margin-bottom: 28px; }

/* ── Room Setup ──────────────────────────────────────────────────────────── */

.room-setup {
  display: flex; align-items: center; justify-content: center;
  min-height: calc(100vh - 52px);
}

.setup-card {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
  width: 440px;
  box-shadow: var(--shadow-panel);
}

.setup-card h2 { font-size: 18px; font-weight: 600; margin-bottom: 24px; }

/* ── Form Elements ───────────────────────────────────────────────────────── */

.form-group { margin-bottom: 16px; }
.form-group label {
  display: block; font-size: 12px; font-weight: 500;
  color: var(--text-secondary); text-transform: uppercase;
  letter-spacing: 0.06em; margin-bottom: 6px;
}

.text-input, .select-input {
  width: 100%; padding: 10px 12px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-sans); font-size: 13px;
  outline: none; transition: border-color 0.2s;
}
.text-input:focus, .select-input:focus { border-color: var(--accent-cyan); }
.text-input.mono { font-family: var(--font-mono); letter-spacing: 0.08em; }
.select-input option { background: var(--bg-elevated); }

/* ── Buttons ─────────────────────────────────────────────────────────────── */

.btn-primary {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  width: 100%; padding: 11px 20px;
  background: var(--accent-cyan);
  color: var(--bg-base);
  border: none; border-radius: var(--radius-sm);
  font-weight: 600; font-size: 14px; cursor: pointer;
  transition: opacity 0.2s, transform 0.1s;
}
.btn-primary:hover { opacity: 0.88; }
.btn-primary:active { transform: scale(0.98); }

.btn-secondary {
  display: inline-flex; align-items: center; justify-content: center;
  width: 100%; padding: 10px 20px;
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  font-size: 14px; cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
}
.btn-secondary:hover { border-color: var(--border-hover); background: var(--bg-elevated); }
.btn-secondary.small { width: auto; padding: 8px 14px; font-size: 12px; }

.btn-ghost {
  background: none; border: none;
  color: var(--text-secondary); font-size: 13px;
  cursor: pointer; padding: 4px 8px; border-radius: var(--radius-sm);
  transition: color 0.2s, background 0.2s;
}
.btn-ghost:hover { color: var(--text-primary); background: var(--bg-elevated); }
.btn-ghost.small { font-size: 11px; padding: 3px 6px; }

.btn-accent {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 10px 16px;
  background: rgba(0,194,212,0.1);
  border: 1px solid rgba(0,194,212,0.3);
  color: var(--accent-cyan);
  border-radius: var(--radius-sm);
  font-size: 13px; cursor: pointer;
  transition: background 0.2s, border-color 0.2s;
}
.btn-accent:hover { background: rgba(0,194,212,0.18); border-color: var(--accent-cyan); }
.btn-accent.full-width { width: 100%; }

.btn-google { background: #fff; color: #1f2937; }
.btn-google:hover { background: #f9fafb; }

.divider {
  display: flex; align-items: center; gap: 12px;
  margin: 20px 0;
  color: var(--text-muted); font-size: 12px;
}
.divider::before, .divider::after {
  content: ''; flex: 1; height: 1px; background: var(--border);
}

/* ── Director Console ────────────────────────────────────────────────────── */

.console { padding: 16px; min-height: calc(100vh - 52px); }

.console-layout {
  display: grid;
  grid-template-columns: 300px 1fr 260px 240px;
  gap: 12px;
  height: calc(100vh - 84px);
}

/* ── Panels ──────────────────────────────────────────────────────────────── */

.panel {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  display: flex; flex-direction: column;
  overflow-x: hidden;    /* clip horizontal bleed only */
  min-height: 0;         /* CSS Grid: allows panels to scroll instead of expanding */
  box-shadow: var(--shadow-panel);
}

.panel-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.panel-header h3 {
  font-size: 13px; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.08em;
  color: var(--text-secondary);
}

.panel-section {
  padding: 14px 16px;
  border-top: 1px solid var(--border);
  /* Prevent any child from escaping the column boundary */
  overflow: hidden;
  min-width: 0;
  flex-shrink: 0;
}
.panel-section h4 {
  font-size: 11px; font-weight: 600; text-transform: uppercase;
  letter-spacing: 0.08em; color: var(--text-muted);
  margin-bottom: 10px;
}

/* ── Video Controls ─────────────────────────────────────────────────────── */

.video-controls { padding: 16px; }

.ctrl-btn {
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  color: var(--text-primary); cursor: pointer;
  display: inline-flex; align-items: center; justify-content: center;
  transition: background 0.2s, border-color 0.2s, transform 0.1s;
  margin-right: 8px;
}
.ctrl-btn:hover { background: var(--accent-cyan); color: var(--bg-base); border-color: var(--accent-cyan); }
.ctrl-btn:active { transform: scale(0.94); }

.seek-group { margin-top: 16px; }
.seek-group label { font-size: 11px; font-weight: 500; text-transform: uppercase;
                    letter-spacing: 0.06em; color: var(--text-muted); margin-bottom: 6px; display: block; }
.seek-row { display: flex; gap: 8px; }
.seek-row .text-input { flex: 1; }

.timecode-display {
  margin-top: 12px; padding: 10px 12px;
  background: var(--bg-elevated);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono); font-size: 16px;
  color: var(--accent-cyan); text-align: center;
  letter-spacing: 0.1em;
}

/* ── Toggle Switch ──────────────────────────────────────────────────────── */

.toggle-row {
  display: flex; align-items: center; justify-content: space-between;
  padding: 8px 0;
  font-size: 13px;
}

.toggle { position: relative; display: inline-block; width: 40px; height: 22px; }
.toggle input { opacity: 0; width: 0; height: 0; }
.toggle-slider {
  position: absolute; inset: 0; cursor: pointer;
  background: var(--bg-base);
  border: 1px solid var(--border); border-radius: 11px;
  transition: 0.2s;
}
.toggle-slider:before {
  position: absolute; content: ''; height: 16px; width: 16px;
  left: 2px; bottom: 2px; border-radius: 50%;
  background: var(--text-muted); transition: 0.2s;
}
.toggle input:checked + .toggle-slider { background: rgba(0,194,212,0.2); border-color: var(--accent-cyan); }
.toggle input:checked + .toggle-slider:before { transform: translateX(18px); background: var(--accent-cyan); }

/* ── Room Code Badge ────────────────────────────────────────────────────── */

.room-code-badge {
  font-family: var(--font-mono); font-size: 11px;
  color: var(--accent-cyan); letter-spacing: 0.12em;
  background: rgba(0,194,212,0.08);
  border: 1px solid rgba(0,194,212,0.2);
  padding: 2px 8px; border-radius: 4px;
}

/* ── Roster ──────────────────────────────────────────────────────────────── */

.roster-list { flex: 1; overflow-y: auto; padding: 12px; display: flex; flex-direction: column; gap: 8px; }
.roster-empty, .flags-empty { color: var(--text-muted); font-size: 12px; padding: 16px; text-align: center; }

.roster-item {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 12px;
  background: var(--bg-elevated);
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  transition: border-color 0.2s;
}
.roster-item.spotlight { border-color: var(--accent-amber); }

.roster-avatar {
  width: 32px; height: 32px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 13px;
  flex-shrink: 0;
}
.role-host     { background: rgba(59,130,246,0.2); color: var(--accent-blue); }
.role-sme      { background: rgba(245,158,11,0.2); color: var(--accent-amber); }
.role-reviewer { background: rgba(16,185,129,0.2); color: var(--accent-green); }
.role-observer { background: var(--bg-base); color: var(--text-muted); }

.roster-info { flex: 1; min-width: 0; }
.roster-name { font-size: 13px; font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.roster-meta { font-size: 11px; color: var(--text-muted); display: flex; gap: 6px; }
.roster-badge {
  font-size: 10px; padding: 1px 5px; border-radius: 3px;
  background: rgba(255,255,255,0.06); color: var(--text-secondary);
}
.device-flat::before { content: '📱 '; }
.device-vr::before   { content: '🥽 '; }

.hand-raised-indicator { color: var(--accent-amber); font-size: 16px; }

.roster-actions { display: flex; gap: 4px; }
.roster-btn {
  padding: 4px 8px; font-size: 11px; border-radius: 4px; cursor: pointer;
  background: transparent; border: 1px solid var(--border);
  color: var(--text-secondary); transition: all 0.15s;
}
.roster-btn:hover { background: var(--bg-base); color: var(--accent-cyan); border-color: var(--accent-cyan); }
.roster-btn:disabled { opacity: 0.4; cursor: not-allowed; }

/* Moderation buttons */
.roster-btn-mute { font-size: 13px; padding: 3px 6px; }
.roster-btn-mute:hover { color: var(--accent-amber); border-color: var(--accent-amber); }
.roster-btn-kick { font-size: 13px; padding: 3px 6px; }
.roster-btn-kick:hover { color: var(--accent-red); border-color: var(--accent-red); }

/* Moderation / Ban Panel */
.moderation-section { border-top: 1px solid var(--border); margin-top: 12px; padding-top: 8px; }
.moderation-section .panel-header { display: flex; align-items: center; justify-content: space-between; padding: 6px 12px; }
.moderation-section h4 { font-size: 12px; font-weight: 500; color: var(--text-secondary); }
.ban-count {
  background: var(--accent-red); color: #fff; font-size: 10px; font-weight: 700;
  padding: 1px 6px; border-radius: 10px; min-width: 18px; text-align: center;
}
.ban-list { padding: 0 12px 12px; display: flex; flex-direction: column; gap: 4px; }
.ban-empty { color: var(--text-muted); font-size: 11px; padding: 8px 0; }
.ban-item {
  display: flex; align-items: center; justify-content: space-between;
  padding: 6px 10px; background: var(--bg-elevated); border-radius: var(--radius-sm);
  border-left: 3px solid var(--accent-red); font-size: 11px;
}
.ban-item-email { color: var(--text-primary); font-family: var(--font-mono); }
.ban-item-reason { color: var(--text-muted); font-size: 10px; margin-top: 2px; }
.ban-unban-btn {
  padding: 2px 8px; font-size: 10px; border-radius: 3px; cursor: pointer;
  background: transparent; border: 1px solid var(--accent-green);
  color: var(--accent-green); transition: all 0.15s;
}
.ban-unban-btn:hover { background: var(--accent-green); color: #fff; }

/* ── Flags Timeline ──────────────────────────────────────────────────────── */

.flags-list { flex: 1; overflow-y: auto; padding: 12px; display: flex; flex-direction: column; gap: 6px; }

.flag-item {
  display: flex; align-items: flex-start; gap: 10px;
  padding: 10px 12px;
  background: var(--bg-elevated);
  border-left: 3px solid transparent;
  border-radius: var(--radius-sm);
  font-size: 12px;
}
.flag-item.type-teaching_moment { border-color: var(--accent-cyan); }
.flag-item.type-retake          { border-color: var(--accent-red); }
.flag-item.type-approve         { border-color: var(--accent-green); }
.flag-item.type-question        { border-color: var(--accent-amber); }
.flag-item.type-system_warning  { border-color: var(--accent-amber); background: rgba(245,158,11,0.06); }
.flag-item.type-system_success  { border-color: var(--accent-green); background: rgba(16,185,129,0.06); }
.flag-item.type-system_log      { border-color: var(--text-muted); }

.flag-timestamp {
  font-family: var(--font-mono); font-size: 11px;
  color: var(--text-muted); flex-shrink: 0; padding-top: 1px;
}
.flag-body { flex: 1; min-width: 0; }
.flag-type { font-weight: 600; color: var(--text-primary); }
/* Allow system flags to wrap — they carry verbose diagnostic text */
.flag-note {
  color: var(--text-secondary); margin-top: 2px;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 5;   /* collapse after 5 lines; expand on hover */
  -webkit-box-orient: vertical;
  line-height: 1.45;
}
.flag-item:hover .flag-note { -webkit-line-clamp: unset; } /* expand on hover */
.flag-author { color: var(--text-muted); font-size: 11px; margin-top: 3px; }

/* ── Column Resize Handle ─────────────────────────────────────────────────── */

.col-resize-handle {
  position: absolute;
  top: 0; bottom: 0;
  width: 8px;
  cursor: col-resize;
  z-index: 100;
  background: transparent;
  transition: background 0.15s;
  border-radius: 4px;
}
.col-resize-handle:hover,
.col-resize-handle:active {
  background: rgba(124,58,237,0.3);
}
/* Visual guide line inside handle */
.col-resize-handle::after {
  content: '';
  position: absolute;
  top: 20%; bottom: 20%;
  left: 3px; width: 2px;
  background: rgba(124,58,237,0.5);
  border-radius: 2px;
  opacity: 0;
  transition: opacity 0.15s;
}
.col-resize-handle:hover::after { opacity: 1; }


/* ── Transport Controls ─────────────────────────────────────────────────── */

.transport-strip {
  display: flex; align-items: center; gap: 4px;
  padding: 8px 0; justify-content: center;
}
.transport-strip-compact { gap: 2px; padding: 6px 0; }
.transport-strip-compact .ctrl-btn { width: 28px; height: 28px; min-width: 28px; }
.ctrl-btn-primary {
  background: rgba(139, 92, 246, 0.15) !important;
  border-color: rgba(139, 92, 246, 0.4) !important;
  color: #a78bfa !important;
}
.ctrl-btn-primary:hover {
  background: rgba(139, 92, 246, 0.3) !important;
  border-color: #8b5cf6 !important;
}
.transport-progress {
  display: flex; align-items: center; gap: 8px; padding: 4px 0;
}
.transport-scrub {
  flex: 1; height: 4px; -webkit-appearance: none; appearance: none;
  background: var(--bg-elevated); border-radius: 2px; outline: none;
  accent-color: var(--accent-cyan);
}
.transport-scrub::-webkit-slider-thumb {
  -webkit-appearance: none; width: 12px; height: 12px;
  border-radius: 50%; background: var(--accent-cyan); cursor: pointer;
}
.transport-time {
  font-family: var(--font-mono); font-size: 10px; color: var(--text-muted);
  min-width: 36px; text-align: center;
}
.transport-meta {
  display: flex; align-items: center; gap: 12px; padding: 4px 0; flex-wrap: wrap;
}
.speed-group { display: flex; align-items: center; gap: 4px; }
.speed-group label { font-size: 10px; color: var(--text-muted); }

/* ── Instrumentation ────────────────────────────────────────────────────── */

.instrument-section { padding: 0 12px 12px; }
.instrument-section h4 { font-size: 11px; font-weight: 600; color: var(--text-secondary); margin-bottom: 8px; padding-top: 8px; }
.instrument-grid { display: flex; flex-direction: column; gap: 6px; }
.instrument-row {
  display: flex; align-items: center; justify-content: space-between;
  padding: 4px 8px; background: var(--bg-elevated); border-radius: 4px; font-size: 11px;
}
.instrument-label { color: var(--text-secondary); flex-shrink: 0; }
.instrument-control { display: flex; align-items: center; gap: 6px; }
.instrument-status { font-size: 10px; color: var(--accent-green); font-weight: 600; }
.instrument-value { font-family: var(--font-mono); font-size: 11px; color: var(--text-primary); font-weight: 600; }
.instrument-select {
  background: var(--bg-base); border: 1px solid var(--border); border-radius: 4px;
  color: var(--text-primary); font-size: 10px; padding: 2px 4px; font-family: var(--font-mono);
}
.instrument-slider {
  width: 80px; height: 3px; -webkit-appearance: none; appearance: none;
  background: var(--bg-base); border-radius: 2px; accent-color: var(--accent-cyan);
}

/* VU Meter */
.vu-meter { width: 60px; height: 6px; background: var(--bg-base); border-radius: 3px; overflow: hidden; }
.vu-bar {
  height: 100%; width: 0%;
  background: linear-gradient(90deg, var(--accent-green), var(--accent-amber), var(--accent-red));
  border-radius: 3px; transition: width 0.1s;
}

/* Flag Badges */
.flag-badge {
  padding: 2px 8px; border-radius: 10px; font-size: 10px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.04em;
}
.flag-on { background: rgba(16, 185, 129, 0.15); color: var(--accent-green); }
.flag-off { background: rgba(239, 68, 68, 0.15); color: var(--accent-red); }
.flag-info { background: rgba(59, 130, 246, 0.15); color: var(--accent-blue); }

/* Moderation Metrics */
.instrument-metrics {
  display: grid; grid-template-columns: 1fr 1fr; gap: 6px;
  margin-top: 10px; padding-top: 10px; border-top: 1px solid var(--border);
}
.metric-box {
  display: flex; flex-direction: column; align-items: center;
  padding: 8px 4px; background: var(--bg-elevated); border-radius: 6px;
}
.metric-value {
  font-family: var(--font-mono); font-size: 18px; font-weight: 700;
  color: var(--text-primary); line-height: 1;
}
.metric-label { font-size: 9px; color: var(--text-muted); margin-top: 4px; text-transform: uppercase; letter-spacing: 0.06em; }

/* Panel scrolling */
.panel-director { overflow-y: auto; overscroll-behavior: contain; }
.panel-moderator { overflow-y: auto; overscroll-behavior: contain; }
.panel-av        { overflow-y: auto; overscroll-behavior: contain; }
.panel-flags     { overflow-y: hidden; display: flex; flex-direction: column; }

/* ── Video Upload ───────────────────────────────────────────────────────── */

.upload-dropzone {
  border: 2px dashed var(--border);
  border-radius: 8px;
  padding: 16px;
  text-align: center;
  transition: border-color 0.2s, background 0.2s;
  cursor: pointer;
  margin-top: 8px;
}
.upload-dropzone.drag-over {
  border-color: var(--accent-cyan);
  background: rgba(6, 182, 212, 0.06);
}
.dropzone-content {
  display: flex; flex-direction: column; align-items: center; gap: 6px;
}
.dropzone-icon { font-size: 28px; }
.dropzone-label { font-size: 12px; font-weight: 600; color: var(--text-primary); }
.dropzone-sub { font-size: 10px; color: var(--text-muted); }
.dropzone-formats { font-size: 9px; color: var(--text-muted); margin-top: 4px; letter-spacing: 0.04em; }

.upload-progress-wrap {
  display: flex; flex-direction: column; align-items: center; gap: 6px;
}
.upload-filename {
  font-size: 11px; font-weight: 600; color: var(--text-primary);
  max-width: 100%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.upload-progress-bar {
  width: 100%; height: 6px; background: var(--bg-base);
  border-radius: 3px; overflow: hidden;
}
.upload-progress-fill {
  height: 100%; width: 0%; border-radius: 3px;
  background: linear-gradient(90deg, var(--accent-cyan), var(--accent-green));
  transition: width 0.2s;
}
.upload-percent {
  font-family: var(--font-mono); font-size: 11px; font-weight: 700;
  color: var(--accent-cyan);
}

.upload-complete {
  display: flex; align-items: center; gap: 8px; justify-content: center;
}
.upload-check { font-size: 18px; }
.upload-done-name {
  font-size: 11px; font-weight: 600; color: var(--accent-green);
  max-width: 140px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}

/* ── Video Preview Player + Pop-Out ─────────────────────────────────────── */
.video-preview-wrap {
  margin-top: 10px;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: 0 4px 20px rgba(0,0,0,0.5);
  background: #000;
}

.upload-preview {
  width: 100%;
  aspect-ratio: 16 / 9;
  min-height: 160px;
  object-fit: contain;
  background: #000;
  display: block;
  border-radius: 0; /* wrap handles rounding */
}

.video-preview-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6px 10px;
  background: rgba(255,255,255,0.04);
  border-top: 1px solid var(--border);
  gap: 8px;
}

.video-preview-label {
  font-size: 10px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  flex: 1;
}

.video-preview-actions {
  display: flex;
  gap: 6px;
  flex-shrink: 0;
}

.btn-pip {
  background: rgba(99, 102, 241, 0.15);
  border: 1px solid rgba(99, 102, 241, 0.4);
  color: #a5b4fc;
  font-size: 10px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 5px;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s;
  white-space: nowrap;
}
.btn-pip:hover {
  background: rgba(99, 102, 241, 0.3);
  border-color: rgba(99, 102, 241, 0.7);
}
.btn-pip:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.playlist-tabs {
  display: flex;
  flex-wrap: wrap;        /* tabs wrap onto a second row when they don't fit */
  gap: 3px;
  margin-bottom: 8px;
  width: 100%;
  box-sizing: border-box;
}
.tab-btn {
  flex: 1 1 auto;         /* grow to fill, shrink freely, no fixed floor */
  min-width: 0;           /* allow shrinking past content width */
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  color: var(--text-color);
  padding: 5px 6px;
  font-size: 0.68rem;     /* compact — fits 5 labels in one row at normal width */
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  text-align: center;
}
.tab-btn:hover {
  background: rgba(255, 255, 255, 0.1);
}
.tab-btn.active {
  background: rgba(16, 185, 129, 0.2);
  border-color: var(--primary-color);
  color: #fff;
  font-weight: 600;
}
.toggle-switch {
  position: relative;
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
}
.toggle-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}
.slider {
  position: relative;
  display: inline-block;
  width: 34px;
  height: 20px;
  background-color: var(--bg-surface);
  border-radius: 20px;
  border: 1px solid var(--border-color);
  transition: .4s;
}
.slider:before {
  position: absolute;
  content: "";
  height: 14px;
  width: 14px;
  left: 2px;
  bottom: 2px;
  background-color: var(--text-muted);
  border-radius: 50%;
  transition: .4s;
}
input:checked + .slider {
  background-color: var(--primary-color);
  border-color: var(--primary-color);
}
input:checked + .slider:before {
  transform: translateX(14px);
  background-color: #fff;
}


/* ── ☁️ Storage Pool Panel ───────────────────────────────────────────────── */

.pool-summary {
  font-size: 0.72rem;
  color: var(--text-muted);
  padding: 6px 12px 10px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border-bottom: 1px solid var(--border);
  margin-bottom: 4px;
}

.pool-group {
  margin-bottom: 2px;
}

.pool-group-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 6px 12px 4px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-secondary);
  background: rgba(255,255,255,0.03);
  border-top: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 1;
}

.pool-count {
  font-size: 0.68rem;
  color: var(--text-muted);
  background: rgba(255,255,255,0.06);
  padding: 1px 6px;
  border-radius: 10px;
}

.pool-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 5px 12px 5px 16px;
  font-size: 0.75rem;
  border-bottom: 1px solid rgba(255,255,255,0.03);
  gap: 8px;
  transition: background 0.15s;
}

.pool-item:hover {
  background: rgba(255,255,255,0.04);
}

.pool-item-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  flex: 1;
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 0.7rem;
}

.pool-badge {
  flex-shrink: 0;
  font-size: 0.65rem;
  padding: 1px 7px;
  border-radius: 10px;
  font-weight: 600;
  letter-spacing: 0.03em;
}

.pool-badge-mux {
  background: rgba(16, 185, 129, 0.15);
  color: #10b981;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.pool-badge-raw {
  background: rgba(245, 158, 11, 0.12);
  color: #f59e0b;
  border: 1px solid rgba(245, 158, 11, 0.25);
}

/* ═══════════════════════════════════════════════════════════════════════════
   P3-A — AV Tech Ops Control Surface
   ═══════════════════════════════════════════════════════════════════════════ */

/* ── Audio Library section headers (Storage / Sanity groups) ────────────── */
.playlist-section-header {
  padding: 4px 10px;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  background: var(--bg-base);
  border-top: 1px solid var(--border);
  list-style: none;
  user-select: none;
  margin-top: 4px;
}

/* ── Monitor preview button (Director-ear solo) ─────────────────────────── */
.btn-monitor {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(0,194,212,0.25);
  background: rgba(0,194,212,0.06);
  color: var(--accent-cyan);
  font-family: var(--font-sans);
  font-size: 11px; font-weight: 600;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s, box-shadow 0.15s;
  white-space: nowrap;
}
.btn-monitor:hover {
  background: rgba(0,194,212,0.14);
  border-color: rgba(0,194,212,0.5);
}
.btn-monitor.active {
  background: rgba(0,194,212,0.18);
  border-color: var(--accent-cyan);
  box-shadow: 0 0 10px rgba(0,194,212,0.3);
  color: #fff;
}
.btn-monitor.active::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent-cyan);
  box-shadow: 0 0 6px var(--accent-cyan);
  animation: pulse 1.2s ease-in-out infinite;
}

/* ── Pipeline mode selector ─────────────────────────────────────────────── */
.pipeline-mode-group {
  display: flex; gap: 4px;
  background: var(--bg-base);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 3px;
}
.pipeline-mode-btn {
  flex: 1;
  padding: 5px 8px;
  border: none; border-radius: 4px;
  background: transparent;
  color: var(--text-secondary);
  font-family: var(--font-sans);
  font-size: 10px; font-weight: 600;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
  white-space: nowrap;
  text-align: center;
}
.pipeline-mode-btn:hover { background: var(--bg-elevated); color: var(--text-primary); }
.pipeline-mode-btn.active {
  background: var(--bg-elevated);
  color: var(--accent-cyan);
  box-shadow: inset 0 0 0 1px rgba(0,194,212,0.3);
}

/* ── Crossfade fader ────────────────────────────────────────────────────── */
.crossfade-wrap {
  display: flex; align-items: center; gap: 8px;
  padding: 8px 10px;
  background: var(--bg-base);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}
.crossfade-label {
  font-size: 0.7rem;
  color: var(--text-muted);
  white-space: nowrap;
  font-family: var(--font-mono);
  min-width: 24px;
  text-align: right;
}
input[type=range]#crossfadeSlider {
  flex: 1;
  accent-color: var(--accent-amber);
  height: 2px;
}
.crossfade-badge {
  font-size: 0.65rem; font-weight: 700;
  color: var(--accent-amber);
  white-space: nowrap;
  font-family: var(--font-mono);
  min-width: 28px;
  text-align: center;
}

/* ── HUD status bar ─────────────────────────────────────────────────────── */
.av-hud {
  display: flex; align-items: center; gap: 8px;
  padding: 6px 10px;
  background: var(--bg-base);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-muted);
  min-height: 30px;
  flex-wrap: wrap;
  gap: 6px;
}
.hud-pill {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 2px 7px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--bg-surface);
  font-size: 0.65rem;
  white-space: nowrap;
  transition: border-color 0.2s, color 0.2s;
}
.hud-pill.ok    { color: var(--accent-green); border-color: rgba(16,185,129,0.3); }
.hud-pill.warn  { color: var(--accent-amber); border-color: rgba(245,158,11,0.3); }
.hud-pill.error { color: var(--accent-red);   border-color: rgba(239,68,68,0.35); animation: pulse 1s ease-in-out infinite; }

/* ── Pop-out window system ──────────────────────────────────────────────── */
.popout-window {
  position: fixed;
  background: var(--bg-panel);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-md);
  box-shadow: 0 24px 80px rgba(0,0,0,0.7), 0 0 0 1px rgba(0,194,212,0.08) inset;
  display: flex; flex-direction: column;
  overflow: hidden;
  min-width: 280px; min-height: 180px;
  z-index: 500;
  /* start hidden — JS sets display:flex and position */
  display: none;
  /* CSS resize for the window itself */
  resize: both;
  overflow: auto;
}
.popout-window.visible { display: flex; }

/* Title bar — drag handle */
.popout-titlebar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 8px 12px;
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  cursor: grab;
  user-select: none;
  flex-shrink: 0;
}
.popout-titlebar:active { cursor: grabbing; }
.popout-title {
  font-size: 11px; font-weight: 600;
  letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--accent-cyan);
  display: flex; align-items: center; gap: 6px;
}
.popout-live-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent-green);
  box-shadow: 0 0 6px var(--accent-green);
  animation: pulse 1.5s ease-in-out infinite;
  display: none; /* shown when monitor is active */
}
.popout-live-dot.visible { display: inline-block; }

.popout-controls {
  display: flex; gap: 4px; align-items: center;
}
.popout-btn {
  width: 20px; height: 20px;
  border-radius: 50%;
  border: none;
  cursor: pointer;
  font-size: 10px;
  display: flex; align-items: center; justify-content: center;
  transition: opacity 0.15s;
  flex-shrink: 0;
}
.popout-btn:hover { opacity: 0.8; }
.popout-btn-min  { background: var(--accent-amber); }
.popout-btn-max  { background: var(--accent-green); }
.popout-btn-close { background: var(--accent-red); }

/* Pop-out body */
.popout-body {
  flex: 1;
  overflow: auto;
  padding: 10px;
  min-height: 0;
}

/* Monitor pop-out: dark waveform area */
.monitor-audio-wrap {
  background: var(--bg-base);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  padding: 10px;
  margin-bottom: 8px;
}
.monitor-track-name {
  font-size: 0.72rem; font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.monitor-meta {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-muted);
  display: flex; gap: 10px; flex-wrap: wrap;
}
.monitor-meta span { color: var(--accent-cyan); }

/* Waveform canvas placeholder (VU meter bars) */
.vu-meter {
  display: flex; align-items: flex-end; gap: 2px;
  height: 32px;
  margin-top: 8px;
}
.vu-bar {
  flex: 1;
  background: var(--accent-cyan);
  border-radius: 2px 2px 0 0;
  opacity: 0.6;
  transition: height 0.08s ease-out;
  min-height: 2px;
}

/* Trigger button for opening pop-outs — sits inline in the panel */
.btn-popout-trigger {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 4px 9px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-secondary);
  font-size: 10px; font-weight: 500;
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s, background 0.15s;
  white-space: nowrap;
}
.btn-popout-trigger:hover {
  color: var(--accent-cyan);
  border-color: rgba(0,194,212,0.3);
  background: rgba(0,194,212,0.05);
}