:root {
  --bg: #08080c;
  --surface: #12121a;
  --surface-2: #1c1c26;
  --surface-3: #252530;
  --border: #2a2a38;
  --border-focus: #4a4a60;
  --text: #f0f0f5;
  --text-dim: #9a9ab0;
  --text-muted: #5a5a70;

  --live-red: #ff2d55;
  --live-glow: rgba(255, 45, 85, 0.25);
  --preview-green: #00e676;
  --preview-glow: rgba(0, 230, 118, 0.2);
  --ready-yellow: #ffc107;
  --error-red: #ff1744;
  --offline-gray: #4a4a5c;

  --accent: #7c4dff;

  --radius: 10px;
  --radius-sm: 6px;
}

:root.light {
  --bg: #f5f5f8;
  --surface: #ffffff;
  --surface-2: #eeeef2;
  --surface-3: #e4e4ec;
  --border: #d0d0d8;
  --border-focus: #a0a0b0;
  --text: #1a1a2e;
  --text-dim: #555570;
  --text-muted: #8888a0;
  --offline-gray: #aaaabc;
}

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

html, body {
  height: 100%;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
  user-select: none;
  -webkit-user-select: none;
  overflow-x: hidden;
}

.app {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  min-height: 100dvh;
}

/* Status Bar */
.status-bar {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.6rem 1.2rem;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
  position: sticky;
  top: 0;
  z-index: 100;
}

.brand {
  font-weight: 800;
  font-size: 0.95rem;
  letter-spacing: 0.5px;
  color: var(--text-dim);
}

.status-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  display: inline-block;
  background: var(--offline-gray);
}
.status-dot.running { background: var(--live-red); box-shadow: 0 0 8px var(--live-glow); }
.status-dot.configured { background: var(--ready-yellow); }
.status-dot.idle { background: var(--offline-gray); }
.status-dot.error { background: var(--error-red); animation: pulse-error 1s infinite; }

.phase-label {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
}
.phase-label.running { color: var(--live-red); }
.phase-label.configured { color: var(--ready-yellow); }
.phase-label.idle { color: var(--text-muted); }
.phase-label.error { color: var(--error-red); }

.status-meta {
  font-size: 0.75rem;
  font-family: "SF Mono", "Fira Code", monospace;
  color: var(--text-dim);
}

.spacer { flex: 1; }

.conn-indicator {
  font-size: 0.7rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 0.35rem;
}
.conn-indicator .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
}
.conn-indicator .dot.ws { background: var(--preview-green); }
.conn-indicator .dot.poll { background: var(--ready-yellow); }
.conn-indicator .dot.off { background: var(--error-red); }

.btn-settings, .btn-icon, .btn-action, .btn-transition, .btn-lt, .btn-modal, .btn-add {
  border-radius: var(--radius-sm);
  cursor: pointer;
  font: inherit;
  font-size: 0.8rem;
  font-weight: 600;
  transition: border-color 0.15s, background 0.15s, color 0.15s, transform 0.1s;
}

.btn-settings {
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--text-dim);
  padding: 0.4rem 0.8rem;
}
.btn-settings:hover { border-color: var(--accent); color: var(--accent); }

.btn-icon {
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--text-dim);
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.btn-icon:hover { border-color: var(--accent); color: var(--accent); }

/* Banners */
.error-banner, .fallback-banner {
  display: none;
  padding: 0.55rem 1.2rem;
  font-size: 0.8rem;
  font-weight: 600;
}
.error-banner.visible, .fallback-banner.visible { display: block; }

.error-banner {
  background: rgba(255, 23, 68, 0.12);
  border-bottom: 1px solid var(--error-red);
  color: var(--error-red);
}

.fallback-banner {
  background: rgba(255, 193, 7, 0.12);
  border-bottom: 1px solid var(--ready-yellow);
  color: var(--ready-yellow);
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 2px;
}

/* Main layout */
.main {
  flex: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  grid-template-rows: auto 1fr auto;
  gap: 1rem;
  padding: 1rem;
}

.monitors {
  grid-column: 1 / 2;
  display: grid;
  grid-template-columns: 1fr 100px 1fr;
  gap: 1rem;
  align-items: center;
}

.side-panel {
  grid-column: 2 / 3;
  grid-row: 1 / 3;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.bus {
  grid-column: 1 / 2;
}

.bottom {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 1rem;
  align-items: start;
}

/* Panels */
.panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.9rem;
}

.panel-title, .section-title {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-dim);
  margin-bottom: 0.7rem;
}

/* Monitors */
.monitor {
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  position: relative;
  display: flex;
  flex-direction: column;
  aspect-ratio: 16 / 9;
}

.monitor-title {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  padding: 0.35rem 0.6rem;
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 1.5px;
  z-index: 2;
  background: rgba(0,0,0,0.5);
  color: var(--text-dim);
}

.monitor.preview { border-color: var(--preview-green); box-shadow: 0 0 24px var(--preview-glow); }
.monitor.preview .monitor-title { color: var(--preview-green); }
.monitor.program { border-color: var(--live-red); box-shadow: 0 0 24px var(--live-glow); }
.monitor.program .monitor-title { color: var(--live-red); }

.monitor-screen {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  background: radial-gradient(circle at center, var(--surface-3) 0%, var(--surface) 100%);
}

.monitor-placeholder {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--text-dim);
  text-align: center;
}

.on-air-badge {
  position: absolute;
  bottom: 0.6rem;
  right: 0.6rem;
  background: var(--live-red);
  color: #000;
  font-size: 0.65rem;
  font-weight: 800;
  padding: 0.25rem 0.5rem;
  border-radius: 3px;
  animation: pulse-live 1.2s infinite;
}

/* Transition controls */
.transition-controls {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  align-items: center;
}

.btn-transition {
  width: 80px;
  padding: 0.55rem 0;
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--text);
  font-weight: 700;
}
.btn-transition:hover { background: var(--surface-3); border-color: var(--border-focus); }
.btn-transition#btn-auto { color: var(--preview-green); border-color: var(--preview-green); }
.btn-transition#btn-ftb { color: var(--ready-yellow); border-color: var(--ready-yellow); }

.rate-control {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.2rem;
  font-size: 0.7rem;
  color: var(--text-dim);
}
.rate-control input[type="range"] {
  width: 80px;
  accent-color: var(--accent);
}

/* Bus */
.bus-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 0.65rem;
}

.bus-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.3rem;
  min-height: 90px;
  padding: 0.7rem;
  background: var(--surface-2);
  border: 2px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  cursor: pointer;
  position: relative;
  transition: all 0.15s;
}

.bus-btn:hover:not(:disabled) {
  background: var(--surface-3);
  border-color: var(--border-focus);
  transform: translateY(-1px);
}

.bus-btn:active:not(:disabled) { transform: translateY(0); }

.bus-btn .cam-index {
  font-size: 0.65rem;
  color: var(--text-dim);
  font-weight: 700;
}
.bus-btn .cam-label {
  font-size: 1rem;
  font-weight: 700;
}
.bus-btn .cam-status {
  font-size: 0.65rem;
  color: var(--text-muted);
}

.bus-btn.preview {
  border-color: var(--preview-green);
  background: rgba(0, 230, 118, 0.08);
  box-shadow: 0 0 12px var(--preview-glow);
}
.bus-btn.preview .cam-index { color: var(--preview-green); }
.bus-btn.preview .cam-status { color: var(--preview-green); }

.bus-btn.program {
  border-color: var(--live-red);
  background: rgba(255, 45, 85, 0.08);
  box-shadow: 0 0 12px var(--live-glow);
}
.bus-btn.program .cam-index { color: var(--live-red); }
.bus-btn.program .cam-status { color: var(--live-red); }

.bus-btn.offline { opacity: 0.5; }
.bus-btn:disabled { opacity: 0.4; cursor: not-allowed; }

.tally-dot {
  position: absolute;
  top: 6px;
  right: 6px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--offline-gray);
}
.bus-btn.preview .tally-dot { background: var(--preview-green); box-shadow: 0 0 5px var(--preview-green); }
.bus-btn.program .tally-dot { background: var(--live-red); box-shadow: 0 0 5px var(--live-red); }

/* Audio mixer */
.mixer {
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}

.mixer-channel {
  display: grid;
  grid-template-columns: 1fr 50px 80px;
  align-items: center;
  gap: 0.5rem;
}

.mixer-name {
  font-size: 0.75rem;
  color: var(--text-dim);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.meter {
  height: 8px;
  background: var(--surface-3);
  border-radius: 4px;
  overflow: hidden;
}

.meter-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--preview-green) 0%, var(--ready-yellow) 70%, var(--live-red) 100%);
  border-radius: 4px;
  transition: width 0.15s linear;
}

.mute-btn {
  width: 24px;
  height: 24px;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-dim);
  border-radius: 4px;
  font-size: 0.7rem;
  cursor: pointer;
}
.mute-btn.muted { color: var(--error-red); border-color: var(--error-red); }

.vol-slider {
  width: 100%;
  height: 4px;
  accent-color: var(--accent);
  cursor: pointer;
}

.master-volume {
  margin-top: 0.8rem;
  padding-top: 0.8rem;
  border-top: 1px solid var(--border);
  display: grid;
  grid-template-columns: 50px 1fr 80px;
  gap: 0.5rem;
  align-items: center;
}

/* Lower thirds */
.lt-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
}

.btn-lt, .hide {
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 0.5rem;
  font-size: 0.8rem;
  cursor: pointer;
}
.btn-lt:hover { background: var(--surface-3); border-color: var(--accent); color: var(--accent); }
.btn-lt.hide { color: var(--error-red); border-color: var(--error-red); }
.btn-lt.active { background: var(--live-red); color: #000; border-color: var(--live-red); }

.lt-state {
  margin-top: 0.6rem;
  font-size: 0.75rem;
  color: var(--text-dim);
  min-height: 1.2rem;
}

.toggle-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  color: var(--text-dim);
  cursor: pointer;
  margin-bottom: 0.6rem;
}
.toggle-row input { accent-color: var(--accent); }

/* Bottom area */
.events {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.8rem;
  max-height: 140px;
  overflow-y: auto;
}

.event-list {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  font-family: "SF Mono", "Fira Code", monospace;
  font-size: 0.7rem;
  color: var(--text-dim);
}

.event-list .event-time { color: var(--text-muted); margin-right: 0.4rem; }
.event-list .event-error { color: var(--error-red); }
.event-list .event-success { color: var(--preview-green); }

.output-controls {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-wrap: wrap;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.8rem;
}

.btn-action {
  padding: 0.55rem 1rem;
  border: none;
  color: #000;
  font-weight: 700;
}
.btn-action:hover { filter: brightness(1.1); }
.btn-action:disabled { opacity: 0.4; cursor: not-allowed; }
.btn-start { background: var(--preview-green); }
.btn-stop { background: var(--error-red); color: #fff; }
.btn-rec { background: var(--surface-3); color: var(--text); border: 1px solid var(--border); }
.btn-rec.recording { background: var(--error-red); color: #fff; }
.btn-rec:disabled { opacity: 0.4; }

.rec-indicator {
  font-family: "SF Mono", "Fira Code", monospace;
  font-size: 0.75rem;
  color: var(--error-red);
}

.output-info {
  font-size: 0.7rem;
  color: var(--text-muted);
  font-family: "SF Mono", "Fira Code", monospace;
}

.health {
  grid-column: 1 / -1;
  display: flex;
  gap: 1.2rem;
  flex-wrap: wrap;
  font-size: 0.75rem;
  font-family: "SF Mono", "Fira Code", monospace;
  color: var(--text-dim);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.6rem 0.9rem;
}

.health-metric { display: flex; align-items: center; gap: 0.35rem; }
.health-metric .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--offline-gray);
}
.health-metric .dot.green { background: var(--preview-green); }
.health-metric .dot.yellow { background: var(--ready-yellow); }
.health-metric .dot.red { background: var(--error-red); }
.health-metric .value { font-weight: 700; color: var(--text); }
.health-metric.warn .value { color: var(--ready-yellow); }
.health-metric.danger .value { color: var(--error-red); }

/* Modal */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.75);
  z-index: 200;
  align-items: flex-start;
  justify-content: center;
  overflow-y: auto;
  padding: 2rem 1rem;
}
.modal-overlay.open { display: flex; }

.modal {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  width: 100%;
  max-width: 640px;
  padding: 1.2rem;
  margin-top: 1rem;
  position: relative;
}

.modal h2 { font-size: 1rem; margin-bottom: 1rem; }

.modal-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 1.2rem;
  cursor: pointer;
}

.form-group { margin-bottom: 0.9rem; }
.form-group label {
  display: block;
  font-size: 0.7rem;
  color: var(--text-dim);
  margin-bottom: 0.3rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.form-group input, .form-group select {
  width: 100%;
  padding: 0.5rem 0.7rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: 0.85rem;
}
.form-group input:focus, .form-group select:focus { border-color: var(--accent); outline: none; }

.form-row { display: grid; gap: 0.7rem; }
.form-row-3 { grid-template-columns: repeat(3, 1fr); }
.form-row-2 { grid-template-columns: 1fr 1fr; }

.input-entry, .output-entry {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.5rem;
  margin-bottom: 0.4rem;
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 0.4rem;
  align-items: center;
}
.input-entry input, .output-entry input {
  padding: 0.35rem 0.5rem;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text);
  font-size: 0.8rem;
}
.output-entry { grid-template-columns: auto 90px 1fr auto; }

.btn-remove {
  background: none;
  border: none;
  color: var(--error-red);
  cursor: pointer;
  font-size: 1rem;
}

.btn-add {
  width: 100%;
  padding: 0.5rem;
  background: transparent;
  border: 1px dashed var(--border);
  color: var(--text-dim);
  font-size: 0.8rem;
}
.btn-add:hover { border-color: var(--accent); color: var(--accent); }

.mode-tabs {
  display: flex;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.mode-tab {
  flex: 1;
  padding: 0.5rem;
  text-align: center;
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  background: var(--bg);
  color: var(--text-dim);
  border-right: 1px solid var(--border);
}
.mode-tab:last-child { border-right: none; }
.mode-tab.active { background: var(--accent); color: #fff; }

.modal-actions {
  display: flex;
  gap: 0.5rem;
  margin-top: 1.2rem;
  justify-content: flex-end;
}

.btn-modal { padding: 0.5rem 1.2rem; border: none; font-weight: 700; }
.btn-modal.primary { background: var(--accent); color: #fff; }
.btn-modal.secondary { background: var(--surface-2); color: var(--text-dim); border: 1px solid var(--border); }

/* Toast */
.toast-container {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 300;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.toast {
  padding: 0.6rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  border: 1px solid;
  background: var(--surface);
  animation: toast-in 0.2s ease;
}
.toast.success { color: var(--preview-green); border-color: var(--preview-green); background: rgba(0,230,118,0.08); }
.toast.error { color: var(--error-red); border-color: var(--error-red); background: rgba(255,23,68,0.08); }
.toast.info { color: var(--text-dim); border-color: var(--border); }

/* Shortcut bar */
.shortcut-bar {
  display: flex;
  justify-content: center;
  gap: 1.2rem;
  padding: 0.4rem 1rem;
  background: var(--surface);
  border-top: 1px solid var(--border);
  font-size: 0.7rem;
  color: var(--text-dim);
  flex-wrap: wrap;
}

kbd {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 3px;
  padding: 0.1rem 0.35rem;
  font: inherit;
  font-size: 0.65rem;
}

/* Scrollbar */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }

/* Animations */
@keyframes pulse-error { 0%,100% { opacity: 1; } 50% { opacity: 0.5; } }
@keyframes pulse-live { 0%,100% { opacity: 1; } 50% { opacity: 0.75; } }
@keyframes toast-in { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }

/* Responsive */
@media (max-width: 1024px) {
  .main {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto auto;
  }
  .side-panel {
    grid-column: 1 / -1;
    grid-row: auto;
    flex-direction: row;
    flex-wrap: wrap;
  }
  .side-panel .panel { flex: 1; min-width: 220px; }
  .monitors { grid-template-columns: 1fr 80px 1fr; }
  .bottom { grid-template-columns: 1fr; }
}

@media (max-width: 767px) {
  .main { padding: 0.6rem; gap: 0.6rem; }
  .monitors { grid-template-columns: 1fr; }
  .transition-controls { flex-direction: row; justify-content: center; }
  .side-panel { display: none; }
  .bus-grid { grid-template-columns: repeat(3, 1fr); }
  .bus-btn { min-height: 60px; }
  .bus-btn .cam-label { font-size: 0.85rem; }
  .bus-btn .cam-status { display: none; }
  .bottom { display: block; }
  .events { max-height: 90px; }
  .output-controls { margin-top: 0.6rem; }
  .shortcut-bar { display: none; }
  .status-meta { display: none; }
  .modal { margin: 0; border-radius: 0; min-height: 100vh; }
  .form-row-3 { grid-template-columns: 1fr; }
  .input-entry, .output-entry { grid-template-columns: 1fr 1fr auto; }
  .output-entry { grid-template-columns: auto 1fr auto; }
}