/* W2TD - Integrated Web-to-TouchDesigner Bridge Styles */
/* Dark theme, mobile-first, touch-friendly */

/* ===== Dev Mode Start Overlay (iOS permission tap) ===== */
#devmode-overlay {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 600;
  background: var(--bg);
}

.devmode-start-box {
  text-align: center;
  width: 80%;
  max-width: 280px;
}

.devmode-start-box p {
  color: var(--text-dim);
  margin-bottom: 16px;
  font-size: 14px;
}

/* ===== Server-full Rejection Overlay ===== */
#rejected-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.88);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
}

.rejected-box {
  background: #1a1a2e;
  border: 1px solid #ff4444;
  border-radius: 16px;
  padding: 40px 32px;
  text-align: center;
  max-width: 320px;
  width: 90%;
}

.rejected-icon {
  font-size: 3em;
  margin-bottom: 12px;
}

.rejected-box h2 {
  color: #ff6677;
  margin: 0 0 12px;
  font-size: 1.3em;
}

.rejected-box p {
  color: #aaa;
  line-height: 1.6;
  margin: 0;
}

/* ===== On-screen Log Panel ===== */
.log-panel {
  margin-top: 8px;
  padding: 8px;
  background: #080810;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-family: monospace;
  font-size: 10px;
  line-height: 1.5;
  color: var(--text-dim);
  max-height: 140px;
  overflow-y: auto;
  white-space: pre-wrap;
  word-break: break-all;
  display: flex;
  flex-direction: column;
}

:root {
  --bg: #0a0a0f;
  --surface: #14141f;
  --surface2: #1e1e2e;
  --border: #2a2a3e;
  --text: #e0e0f0;
  --text-dim: #6a6a8a;
  --primary: #4488ff;
  --primary-hover: #5599ff;
  --danger: #ff4455;
  --success: #44cc66;
  --warning: #ffaa33;
  --accent: #aa44ff;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

html,
body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  font-size: 14px;
  color: var(--text);
  background: var(--bg);
  touch-action: none;
}

/* ===== Modal ===== */
.modal {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--bg);
  z-index: 1000;
  overflow-y: auto;
  padding: 20px;
}

.modal.active {
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-content {
  width: 100%;
  max-width: 380px;
}

.logo {
  font-size: 48px;
  font-weight: 900;
  letter-spacing: 8px;
  text-align: center;
  color: var(--primary);
  margin-bottom: 4px;
  position: relative;
  display: inline-block;
}

.pro-badge {
  font-size: 14px;
  font-weight: 700;
  color: #ffffff;
  position: absolute;
  bottom: 6px;
  /* 48px 로고의 베이스라인과 14px 텍스트의 하단을 맞춤 */
  right: -24px;
  letter-spacing: normal;
}


.subtitle {
  text-align: center;
  color: var(--text-dim);
  font-size: 13px;
  margin-bottom: 32px;
}

/* ===== Forms ===== */
.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-dim);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.form-group small {
  display: block;
  font-size: 11px;
  color: var(--text-dim);
  margin-top: 4px;
}

.form-group.inline {
  display: flex;
  align-items: center;
}

.form-group.inline label {
  display: flex;
  align-items: center;
  gap: 8px;
  text-transform: none;
  font-weight: 400;
  color: var(--text);
  cursor: pointer;
}

input[type="text"],
input[type="number"] {
  width: 100%;
  padding: 12px 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 16px;
  /* Prevents iOS zoom */
  outline: none;
  transition: border-color 0.2s;
}

input[type="text"]:focus,
input[type="number"]:focus {
  border-color: var(--primary);
}

input::placeholder {
  color: #ffffff;
  opacity: 0.25;
}

input[type="range"] {
  width: 100%;
  height: 6px;
  -webkit-appearance: none;
  appearance: none;
  background: var(--surface2);
  border-radius: 3px;
  outline: none;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--primary);
  cursor: pointer;
}

input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--primary);
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 24px;
  border: none;
  border-radius: 10px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
  user-select: none;
  -webkit-user-select: none;
}

.btn:active {
  transform: scale(0.96);
}

.btn-primary {
  width: 100%;
  background: var(--primary);
  color: #fff;
  margin-top: 8px;
}

.btn-primary:hover {
  background: var(--primary-hover);
}

.btn-primary:disabled,
.btn-primary.btn-active {
  background: var(--success);
  opacity: 0.8;
}

.btn-danger {
  background: var(--danger);
  color: #fff;
}

.btn-small {
  padding: 8px 14px;
  font-size: 12px;
  border-radius: 6px;
  background: var(--surface2);
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-small:hover {
  background: var(--border);
}

.btn-small:disabled {
  opacity: 0.35;
  cursor: not-allowed;
  pointer-events: none;
}


.btn-broadcast {
  flex: 1;
  padding: 18px;
  font-size: 18px;
  background: var(--success);
  color: #000;
  border-radius: 12px;
}

.btn-broadcast.broadcasting {
  background: var(--danger);
  color: #fff;
  animation: pulse 1.5s infinite;
}

@keyframes pulse {

  0%,
  100% {
    opacity: 1;
  }

  50% {
    opacity: 0.75;
  }
}

/* ===== Layout ===== */
.hidden {
  display: none !important;
}

#main-ui {
  display: flex;
  flex-direction: column;
  height: 100%;
  overflow: hidden;
}

/* Top Bar */
#top-bar {
  flex-shrink: 0;
  padding: 8px 12px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}

.status-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
}

.status-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

.status-dot.connected {
  background: var(--success);
}

.status-dot.connected.ack-pulse {
  animation: status-dot-ack 0.5s ease-out;
}

.status-dot.disconnected {
  background: var(--danger);
}

.status-dot.connecting,
.status-dot.reconnecting {
  background: var(--warning);
  animation: pulse 1s infinite;
}

.status-dot.error {
  background: var(--danger);
}

@keyframes status-dot-ack {
  0% {
    transform: scale(1);
    opacity: 1;
  }

  50% {
    transform: scale(1.3);
    opacity: 0.9;
  }

  100% {
    transform: scale(1);
    opacity: 1;
  }
}

#connection-label {
  font-size: 13px;
  font-weight: 500;
}

.connection-error {
  width: 100%;
  margin-top: 6px;
  padding: 8px 10px;
  font-size: 11px;
  color: var(--danger);
  background: rgba(255, 80, 80, 0.12);
  border-radius: 4px;
  line-height: 1.4;
  word-break: break-all;
}

.packet-rate {
  margin-left: auto;
  font-size: 12px;
  font-family: monospace;
  color: var(--text-dim);
}

.packet-rate.broadcasting {
  color: var(--success);
  font-weight: 600;
}

.control-row {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

#btn-enable-sensors.btn-active {
  background: var(--success);
  color: #000;
  border-color: var(--success);
}

/* Panels */
.panel {
  flex-shrink: 0;
  padding: 12px;
  border-bottom: 1px solid var(--border);
}

#settings-panel {
  background: var(--surface);
}

/* Sensor Panel heading — bottom gap matches sensor toggle gap */
#sensor-panel h3 {
  margin-bottom: 6px;
}

/* Sensor List */
.sensor-list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 10px;
}

.sensor-list li {
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 12px;
  background: var(--surface);
  border: 1px solid var(--border);
}

.sensor-list li.available {
  font-weight: 700;
  cursor: pointer;
  user-select: none;
  -webkit-user-select: none;
  transition: all 0.15s;
}

.sensor-list li.available.selected {
  border-color: var(--success);
  color: var(--success);
  background: rgba(68, 204, 102, 0.1);
}

.sensor-list li.available.deselected {
  border-color: var(--border);
  color: var(--text-dim);
  opacity: 1;
}

.sensor-list li.available:active {
  transform: scale(0.95);
}

.sensor-list li.unavailable {
  opacity: 0.25;
  font-weight: 400;
}

.sensor-list li.available.selected.rtc-connected {
  border-color: var(--primary);
  color: var(--primary);
}

.sensor-icon {
  margin-right: 4px;
}

/* Visualization */
#viz-container {
  flex: 1;
  min-height: 0;
  position: relative;
  overflow-x: hidden;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

#viz-canvas {
  width: 100%;
  height: 100%;
  display: block;
}

/* Broadcast Bar */
#broadcast-bar {
  position: relative;
  flex-shrink: 0;
  padding: 10px 12px;
  background: var(--surface);
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.broadcast-buttons {
  display: flex;
  gap: 8px;
  align-items: stretch;
}

.broadcast-buttons .btn {
  flex: 1;
}

.broadcast-status {
  font-size: 12px;
  padding: 8px 10px;
  border-radius: 6px;
  background: var(--surface2);
  color: var(--text-dim);
  line-height: 1.4;
}

.broadcast-status.error {
  background: rgba(255, 80, 80, 0.15);
  color: var(--danger);
  font-weight: 500;
}

.broadcast-status:empty {
  display: none;
  margin: 0;
  padding: 0;
}

/* Touch Pad */
#touch-pad {
  position: fixed;
  inset: 0;
  z-index: 500;
  background: var(--bg);
  touch-action: none;
  overscroll-behavior: none;
}

#touch-canvas {
  width: 100%;
  height: 100%;
  display: block;
  touch-action: none;
}

.touch-pad-controls {
  position: absolute;
  top: 12px;
  left: 0;
  right: 0;
  pointer-events: none;
  z-index: 10;
}

.touch-pad-controls .btn {
  pointer-events: auto;
}

.btn-toggle-touch-points {
  position: absolute;
  top: 0;
  left: 12px;
}

.btn-exit-touch {
  position: absolute;
  top: 0;
  right: 12px;
}

.btn-toggle-touch-points {
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  opacity: 0.7;
  transition: opacity 0.2s, background 0.2s, border-color 0.2s;
}

.btn-toggle-touch-points:hover {
  opacity: 1;
}

.btn-toggle-touch-points.active {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
  opacity: 1;
}

.btn-exit-touch {
  background: rgba(20, 20, 31, 0.8) !important;
  backdrop-filter: blur(8px);
}

/* User mode START button overlay (iOS sensor permission trigger) */
#user-start-overlay {
  position: fixed;
  inset: 0;
  z-index: 600;
  background: rgba(0, 0, 0, 0.88);
}

#user-start-overlay .btn {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 1.3rem;
  padding: 18px 40px;
  white-space: nowrap;
}

/* Loading screen: blocks flash of wrong UI while waiting for server config */
#w2td-loading {
  position: fixed;
  inset: 0;
  z-index: 900;
  background: var(--bg);
}

/* ===== WebRTC Camera/Mic buttons ===== */
#btn-camera.btn-active,
#btn-mic.btn-active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

#btn-camera.rtc-connected,
#btn-mic.rtc-connected {
  background: var(--success);
  color: #000;
  border-color: var(--success);
}

/* Full-screen camera monitor overlay */
.camera-monitor {
  position: fixed;
  inset: 0;
  z-index: 500;
  background: #000;
  display: flex;
  flex-direction: column;
}

.camera-monitor.hidden {
  display: none !important;
}

.camera-monitor-video-area {
  flex: 1;
  position: relative;
  overflow: hidden;
}

.camera-monitor-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.camera-monitor-video.hidden {
  display: none !important;
}

.cam-res-status {
  padding: 5px 12px;
  font: 11px/1.5 monospace;
  color: #9f9;
  background: rgba(0, 0, 0, 0.65);
  text-align: center;
  letter-spacing: 0.02em;
  flex-shrink: 0;
}

.cam-res-status:empty {
  display: none;
}

.camera-monitor .btn-exit-camera-monitor {
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 10;
  background: rgba(20, 20, 31, 0.8) !important;
  backdrop-filter: blur(8px);
}

/* ===== Scrollbar ===== */
::-webkit-scrollbar {
  width: 4px;
}

::-webkit-scrollbar-track {
  background: var(--bg);
}

::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 2px;
}

/* Help Box */
.help-box {
  margin-top: 20px;
  padding: 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 12px;
  color: var(--text-dim);
  line-height: 1.6;
}

.help-box p {
  margin-bottom: 8px;
}

.help-box ol {
  padding-left: 18px;
}

.help-box code {
  background: var(--surface2);
  padding: 1px 5px;
  border-radius: 3px;
  font-size: 11px;
  color: var(--primary);
}

/* ===== Log viewer overlay ===== */
.log-viewer-overlay {
  position: fixed;
  inset: 0;
  z-index: 9998;
  background: rgba(0, 0, 0, 0.9);
  display: flex;
  flex-direction: column;
  padding: 12px;
}

.log-viewer-overlay.hidden {
  display: none;
}

.log-viewer-box {
  flex: 1;
  display: flex;
  flex-direction: column;
  background: #0a0a12;
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}

.log-viewer-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 12px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}

.log-viewer-content {
  flex: 1;
  padding: 12px;
  margin: 0;
  font-family: monospace;
  font-size: 11px;
  line-height: 1.5;
  color: var(--text-dim);
  overflow: auto;
  white-space: pre-wrap;
  word-break: break-all;
}

.btn-tiny {
  padding: 4px 8px;
  font-size: 11px;
}

/* ===== Toast (quick disappearing message) ===== */
.w2td-toast {
  position: fixed;
  bottom: 90px;
  left: 50%;
  transform: translateX(-50%);
  padding: 10px 16px;
  background: rgba(255, 70, 85, 0.95);
  color: #fff;
  font-size: 13px;
  border-radius: 8px;
  z-index: 9998;
  animation: w2td-toast-fade 2.8s ease-out forwards;
  max-width: 85%;
  text-align: center;
}

@keyframes w2td-toast-fade {

  0%,
  70% {
    opacity: 1;
  }

  100% {
    opacity: 0;
    visibility: hidden;
  }
}

/* ===== Safe area (notch) ===== */
@supports (padding-top: env(safe-area-inset-top)) {
  #top-bar {
    padding-top: calc(8px + env(safe-area-inset-top));
  }

  #broadcast-bar {
    padding-bottom: calc(10px + env(safe-area-inset-bottom));
  }

  .camera-monitor .btn-exit-camera-monitor {
    top: calc(12px + env(safe-area-inset-top));
    right: calc(12px + env(safe-area-inset-right));
  }
}

/* ===== Responsive Breakpoints ===== */

/* Very small phones: iPhone SE (375px), sub-375 Androids */
@media (max-width: 374px) {

  html,
  body {
    font-size: 13px;
  }

  .logo {
    font-size: 40px;
    letter-spacing: 5px;
  }

  .subtitle {
    font-size: 12px;
    margin-bottom: 24px;
  }

  #top-bar {
    padding: 6px 10px;
  }

  .panel {
    padding: 10px;
  }

  #sensor-panel h3 {
    margin-bottom: 5px;
  }

  .sensor-list {
    gap: 5px;
    margin-bottom: 8px;
  }

  .sensor-list li {
    padding: 5px 10px;
    font-size: 11px;
  }

  .control-row {
    gap: 4px;
  }

  #broadcast-bar {
    padding: 8px 10px;
    gap: 6px;
  }

  .broadcast-buttons {
    gap: 6px;
  }

  .btn-broadcast {
    padding: 14px;
    font-size: 16px;
  }


  .w2td-toast {
    bottom: 76px;
  }
}

@supports (padding-bottom: env(safe-area-inset-bottom)) {
  @media (max-width: 374px) {
    #top-bar {
      padding-top: calc(6px + env(safe-area-inset-top));
    }

    #broadcast-bar {
      padding-bottom: calc(8px + env(safe-area-inset-bottom));
    }
  }
}

/* Large phones: iPhone Pro Max (430px+), Android XL */
@media (min-width: 430px) {

  html,
  body {
    font-size: 15px;
  }

  .logo {
    font-size: 54px;
    letter-spacing: 10px;
  }

  .subtitle {
    font-size: 14px;
    margin-bottom: 36px;
  }

  #top-bar {
    padding: 10px 16px;
  }

  .panel {
    padding: 14px 16px;
  }

  #sensor-panel h3 {
    margin-bottom: 8px;
  }

  .sensor-list {
    gap: 8px;
    margin-bottom: 12px;
  }

  .sensor-list li {
    padding: 7px 14px;
    font-size: 13px;
  }

  .control-row {
    gap: 8px;
  }

  #broadcast-bar {
    padding: 12px 16px;
    gap: 10px;
  }

  .broadcast-buttons {
    gap: 10px;
  }

  .btn-broadcast {
    padding: 20px;
    font-size: 20px;
  }


  .w2td-toast {
    bottom: 95px;
  }
}

@supports (padding-bottom: env(safe-area-inset-bottom)) {
  @media (min-width: 430px) {
    #top-bar {
      padding-top: calc(10px + env(safe-area-inset-top));
    }

    #broadcast-bar {
      padding-bottom: calc(12px + env(safe-area-inset-bottom));
    }
  }
}

/* Tablets: iPad, Android tablets (768px+) */
@media (min-width: 768px) {

  html,
  body {
    font-size: 16px;
  }

  .logo {
    font-size: 64px;
    letter-spacing: 14px;
  }

  .subtitle {
    font-size: 15px;
    margin-bottom: 40px;
  }

  .modal {
    padding: 24px;
  }

  .modal-content {
    max-width: 480px;
  }

  .form-group label {
    font-size: 13px;
  }

  .form-group small {
    font-size: 12px;
  }

  input[type="text"],
  input[type="number"] {
    padding: 14px 16px;
  }

  #top-bar {
    padding: 14px 24px;
  }

  #connection-label {
    font-size: 15px;
  }

  .panel {
    padding: 18px 24px;
  }

  #sensor-panel h3 {
    margin-bottom: 10px;
  }

  .sensor-list {
    gap: 10px;
    margin-bottom: 14px;
  }

  .sensor-list li {
    padding: 9px 18px;
    font-size: 14px;
  }

  .control-row {
    gap: 10px;
  }

  .btn {
    padding: 16px 28px;
  }

  .btn-primary {
    font-size: 18px;
  }

  .btn-small {
    padding: 10px 16px;
    font-size: 13px;
  }

  #broadcast-bar {
    padding: 14px 24px;
    gap: 12px;
  }

  .broadcast-buttons {
    gap: 12px;
  }

  .btn-broadcast {
    padding: 24px;
    font-size: 22px;
    border-radius: 14px;
  }


  .w2td-toast {
    bottom: 110px;
    font-size: 14px;
  }
}