/* ===== Root: isolate from host page font size ===== */
    .vp-root { font-size: 16px; }

    /* ===== Player Container ===== */
    .vp-root .player-container {
      position: relative;
      width: 100%;
      max-width: 900px;
      background: #000;
      border-radius: 0;
      overflow: hidden;
      aspect-ratio: 16 / 9;
    }
    .vp-root .player-container video {
      width: 100%;
      height: 100%;
      display: block;
      object-fit: contain;
      background: #000;
    }
    .vp-root .player-container.fullscreen { border-radius: 0; max-width: none; }

    /* ===== Overlay Messages ===== */
    .vp-root .player-overlay {
      position: absolute;
      inset: 0;
      display: flex;
      align-items: center;
      justify-content: center;
      pointer-events: none;
      z-index: 5;
    }
    .vp-root .player-overlay .message {
      background: rgba(0,0,0,0.75);
      color: #fff;
      padding: 10px 20px;
      border-radius: 8px;
      font-size: 0.9em;
      opacity: 0;
      transition: opacity 0.3s;
    }
    .vp-root .player-overlay .message.visible { opacity: 1; }

    /* ===== Video Cover ===== */
    .vp-root .video-cover {
      position: absolute;
      inset: 0;
      z-index: 3;
      background-size: cover;
      background-position: center;
      background-repeat: no-repeat;
      transition: opacity 0.4s;
    }
    .vp-root .video-cover.hidden { opacity: 0; pointer-events: none; }

    /* ===== Big Play Button ===== */
    .vp-root .big-play-btn {
      position: absolute;
      inset: 0;
      display: flex;
      align-items: center;
      justify-content: center;
      z-index: 4;
      cursor: pointer;
      background: rgba(0,0,0,0.3);
      transition: opacity 0.3s;
    }
    .vp-root .big-play-btn.hidden { opacity: 0; pointer-events: none; }
    .vp-root .big-play-btn svg { width: 64px; height: 64px; fill: rgba(255,255,255,0.85); filter: drop-shadow(0 2px 8px rgba(0,0,0,0.5)); }

    /* ===== Loading Spinner ===== */
    .vp-root .loading-spinner {
      position: absolute;
      inset: 0;
      display: none;
      align-items: center;
      justify-content: center;
      z-index: 6;
      pointer-events: none;
    }
    .vp-root .loading-spinner.active { display: flex; }
    .vp-root .loading-spinner .spinner {
      width: 48px; height: 48px;
      border: 4px solid rgba(255,255,255,0.2);
      border-top-color: #6c5ce7;
      border-radius: 50%;
      animation: spin 0.8s linear infinite;
    }
    @keyframes spin { to { transform: rotate(360deg); } }

    /* ===== Controls Bar ===== */
    .vp-root .controls-bar {
      position: absolute;
      bottom: 0;
      left: 0;
      right: 0;
      z-index: 10;
      background: linear-gradient(transparent, rgba(0,0,0,0.85));
      padding: 30px 12px 10px;
      opacity: 0;
      transition: opacity 0.3s;
    }
    .vp-root .player-container:hover .controls-bar,
    .vp-root .player-container.controls-visible .controls-bar { opacity: 1; }
    .vp-root .player-container.paused .controls-bar { opacity: 1; }

    /* ===== Seekbar ===== */
    .vp-root .seekbar-container {
      width: 100%;
      height: 20px;
      display: flex;
      align-items: center;
      cursor: pointer;
      position: relative;
      margin-bottom: 6px;
    }
    .vp-root .seekbar-container.disabled { cursor: not-allowed; opacity: 0.5; }
    .vp-root .seekbar-track {
      width: 100%;
      height: 4px;
      background: rgba(255,255,255,0.2);
      border-radius: 2px;
      position: relative;
      transition: height 0.15s;
    }
    .vp-root .seekbar-container:hover .seekbar-track { height: 6px; }
    .vp-root .seekbar-buffered {
      position: absolute;
      top: 0;
      left: 0;
      height: 100%;
      background: rgba(255,255,255,0.3);
      border-radius: 2px;
    }
    .vp-root .seekbar-progress {
      position: absolute;
      top: 0;
      left: 0;
      height: 100%;
      background: #6c5ce7;
      border-radius: 2px;
    }
    .vp-root .seekbar-max-reached {
      position: absolute;
      top: 0;
      height: 100%;
      background: rgba(108, 92, 231, 0.3);
      border-radius: 2px;
    }
    .vp-root .seekbar-thumb {
      position: absolute;
      top: 50%;
      width: 14px;
      height: 14px;
      background: #6c5ce7;
      border-radius: 50%;
      transform: translate(-50%, -50%);
      opacity: 0;
      transition: opacity 0.15s;
      box-shadow: 0 0 4px rgba(0,0,0,0.4);
    }
    .vp-root .seekbar-container:hover .seekbar-thumb { opacity: 1; }

    /* Seekbar markers — JS logic kept, hidden via CSS */
    .vp-root .seekbar-marker { display: none; }
    .vp-root .seekbar-tooltip {
      position: absolute;
      bottom: 24px;
      transform: translateX(-50%);
      background: rgba(0,0,0,0.8);
      color: #fff;
      padding: 3px 8px;
      border-radius: 4px;
      font-size: 0.75em;
      pointer-events: none;
      display: none;
      white-space: nowrap;
    }
    .vp-root .seekbar-container:hover .seekbar-tooltip { display: block; }

    /* ===== Controls Row ===== */
    .vp-root .controls-row {
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .vp-root .controls-row .spacer { flex: 1; }

    .vp-root .ctrl-btn {
      background: none;
      border: none;
      color: #fff;
      cursor: pointer;
      padding: 6px;
      border-radius: 4px;
      display: flex;
      align-items: center;
      justify-content: center;
      transition: background 0.15s;
    }
    .vp-root .ctrl-btn:hover { background: rgba(255,255,255,0.1); }
    .vp-root .ctrl-btn svg { width: 22px; height: 22px; fill: currentColor; }

    .vp-root .time-display {
      font-size: 0.8em;
      color: rgba(255,255,255,0.8);
      font-variant-numeric: tabular-nums;
      user-select: none;
    }

    /* ===== Volume Slider ===== */
    .vp-root .volume-group {
      display: flex;
      align-items: center;
      gap: 4px;
    }
    .vp-root .volume-slider-wrap {
      width: 0;
      overflow: hidden;
      transition: width 0.2s;
    }
    .vp-root .volume-group:hover .volume-slider-wrap { width: 80px; }
    .vp-root .volume-slider {
      -webkit-appearance: none;
      appearance: none;
      width: 80px;
      height: 4px;
      background: rgba(255,255,255,0.3);
      border-radius: 2px;
      outline: none;
      cursor: pointer;
    }
    .vp-root .volume-slider::-webkit-slider-thumb {
      -webkit-appearance: none;
      width: 12px; height: 12px;
      background: #fff;
      border-radius: 50%;
      cursor: pointer;
    }
    .vp-root .volume-slider::-moz-range-thumb {
      width: 12px; height: 12px;
      background: #fff;
      border-radius: 50%;
      border: none;
      cursor: pointer;
    }

    /* ===== Quality Menu ===== */
    .vp-root .quality-menu-wrap { position: relative; }
    .vp-root .quality-menu {
      position: absolute;
      bottom: 40px;
      right: 0;
      background: rgba(20,20,20,0.95);
      border-radius: 8px;
      padding: 6px 0;
      min-width: 150px;
      display: none;
      box-shadow: 0 4px 16px rgba(0,0,0,0.5);
      max-height: 200px;
      overflow-y: auto;
      -webkit-overflow-scrolling: touch;
    }
    .vp-root .quality-menu::-webkit-scrollbar { width: 4px; }
    .vp-root .quality-menu::-webkit-scrollbar-track { background: transparent; }
    .vp-root .quality-menu::-webkit-scrollbar-thumb { background: #555; border-radius: 2px; }
    .vp-root .quality-menu.open { display: block; }
    .vp-root .quality-menu button {
      display: flex;
      align-items: center;
      gap: 8px;
      width: 100%;
      padding: 8px 16px;
      background: none;
      border: none;
      color: #ccc;
      font-size: 0.85em;
      cursor: pointer;
      text-align: left;
    }
    .vp-root .quality-menu button:hover { background: rgba(255,255,255,0.1); color: #fff; }
    .vp-root .quality-menu button.active { color: #6c5ce7; font-weight: 600; }
    .vp-root .quality-menu button.active::before { content: '●'; font-size: 0.6em; }

    /* ===== Speed Menu ===== */
    .vp-root .speed-menu-wrap { position: relative; }
    .vp-root .speed-menu {
      position: absolute;
      bottom: 40px;
      right: 0;
      background: rgba(20,20,20,0.95);
      border-radius: 8px;
      padding: 6px 0;
      min-width: 120px;
      display: none;
      box-shadow: 0 4px 16px rgba(0,0,0,0.5);
      max-height: 200px;
      overflow-y: auto;
      -webkit-overflow-scrolling: touch;
    }
    .vp-root .speed-menu::-webkit-scrollbar { width: 4px; }
    .vp-root .speed-menu::-webkit-scrollbar-track { background: transparent; }
    .vp-root .speed-menu::-webkit-scrollbar-thumb { background: #555; border-radius: 2px; }
    .vp-root .speed-menu.open { display: block; }
    .vp-root .speed-menu button {
      display: flex;
      align-items: center;
      gap: 8px;
      width: 100%;
      padding: 8px 16px;
      background: none;
      border: none;
      color: #ccc;
      font-size: 0.85em;
      cursor: pointer;
      text-align: left;
    }
    .vp-root .speed-menu button:hover { background: rgba(255,255,255,0.1); color: #fff; }
    .vp-root .speed-menu button.active { color: #6c5ce7; font-weight: 600; }
    .vp-root .speed-menu button.active::before { content: '●'; font-size: 0.6em; }

    /* ===== Subtitle Menu ===== */
    .vp-root .subtitle-menu-wrap { position: relative; }
    .vp-root .subtitle-btn { position: relative; }
    .vp-root .subtitle-active-dot {
      position: absolute;
      bottom: 4px;
      left: 50%;
      transform: translateX(-50%);
      width: 5px;
      height: 5px;
      border-radius: 50%;
      background: #6c5ce7;
      opacity: 0;
      transition: opacity 0.18s ease;
      pointer-events: none;
    }
    .vp-root .subtitle-active-dot.visible { opacity: 1; }
    .vp-root .subtitle-menu {
      position: absolute;
      bottom: 40px;
      right: 0;
      background: rgba(20,20,20,0.95);
      border-radius: 8px;
      padding: 6px 0;
      min-width: 140px;
      display: none;
      box-shadow: 0 4px 16px rgba(0,0,0,0.5);
      max-height: 200px;
      overflow-y: auto;
      -webkit-overflow-scrolling: touch;
    }
    .vp-root .subtitle-menu::-webkit-scrollbar { width: 4px; }
    .vp-root .subtitle-menu::-webkit-scrollbar-track { background: transparent; }
    .vp-root .subtitle-menu::-webkit-scrollbar-thumb { background: #555; border-radius: 2px; }
    .vp-root .subtitle-menu.open { display: block; }
    .vp-root .subtitle-menu button {
      display: flex;
      align-items: center;
      gap: 8px;
      width: 100%;
      padding: 8px 16px;
      background: none;
      border: none;
      color: #ccc;
      font-size: 0.85em;
      cursor: pointer;
      text-align: left;
    }
    .vp-root .subtitle-menu button:hover { background: rgba(255,255,255,0.1); color: #fff; }
    .vp-root .subtitle-menu button.active { color: #6c5ce7; font-weight: 600; }
    .vp-root .subtitle-menu button.active::before { content: '●'; font-size: 0.6em; }

    /* ===== Custom subtitle overlay — always above seekbar ===== */
    .vp-root {
      /* .controls-bar padding-bottom + .controls-row + seekbar gap/height + breathing room */
      --vp-subtitle-bottom-inline: calc(10px + 34px + 6px + 20px + 10px);
      --vp-subtitle-bottom-fs:     calc(10px + 34px + 6px + 20px + 24px);
    }
    .vp-root .vp-subtitle-overlay {
      position: absolute;
      left: 0;
      right: 0;
      bottom: var(--vp-subtitle-bottom-inline);
      z-index: 9;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: flex-end;
      gap: 0.25rem;
      padding: 0 5%;
      pointer-events: none;
      text-align: center;
    }
    .vp-root .player-container.fullscreen .vp-subtitle-overlay {
      bottom: var(--vp-subtitle-bottom-fs);
    }
    .vp-root .vp-subtitle-line {
      display: inline-block;
      max-width: 92%;
      background: rgba(0,0,0,0.65);
      color: #fff;
      font-family: 'Sarabun', 'Noto Sans Thai', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
      font-size: clamp(0.85rem, 2.6vw, 1.05rem);
      line-height: 1.4;
      text-shadow: 0 1px 2px rgba(0,0,0,0.85);
      padding: 2px 8px;
      border-radius: 2px;
    }

    /* ===== Connection Badge ===== */
    .vp-root .connection-badge {
      position: absolute;
      top: 12px;
      right: 12px;
      z-index: 8;
      padding: 4px 10px;
      border-radius: 12px;
      font-size: 0.7em;
      font-weight: 600;
      opacity: 0;
      transition: opacity 0.3s;
      pointer-events: none;
    }
    .vp-root .connection-badge.visible { opacity: 1; }
    .vp-root .connection-badge.good { background: rgba(0,184,148,0.85); color: #fff; }
    .vp-root .connection-badge.poor { background: rgba(214,48,49,0.85); color: #fff; }

    /* ===== Watermark Layer ===== */
    .vp-root .vp-watermark-layer {
      position: absolute;
      inset: 0;
      pointer-events: none;
      z-index: 9;
      overflow: hidden;
    }
    .vp-root .vp-watermark {
      position: absolute;
      padding: 6px 12px;
      background: rgba(0,0,0,0.4);
      color: #fff;
      font-size: 0.78em;
      font-weight: 600;
      border-radius: 6px;
      letter-spacing: 0.3px;
      text-shadow: 0 1px 2px rgba(0,0,0,0.6);
      backdrop-filter: blur(2px);
      -webkit-backdrop-filter: blur(2px);
      max-width: 70%;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
      transition: opacity 0.3s ease;
    }
    .vp-root .vp-watermark.pos-top-left     { top: 12px;    left: 12px; }
    .vp-root .vp-watermark.pos-top-right    { top: 12px;    right: 12px; }
    .vp-root .vp-watermark.pos-bottom-left  { bottom: 64px; left: 12px; }
    .vp-root .vp-watermark.pos-bottom-right { bottom: 64px; right: 12px; }
    .vp-root .vp-watermark.pos-center {
      top: 50%; left: 50%;
      transform: translate(-50%, -50%);
      font-size: 1.1em;
    }

    /* ===== Speed Indicator ===== */
    .vp-root .vp-speed-indicator {
      position: absolute;
      z-index: 10;
      display: none;            /* shown by JS when enabled */
      align-items: center;
      gap: 6px;
      padding: 5px 10px;
      background: rgba(0,0,0,0.55);
      color: #fff;
      font-size: 0.75em;
      font-weight: 600;
      border-radius: 6px;
      backdrop-filter: blur(4px);
      -webkit-backdrop-filter: blur(4px);
      pointer-events: none;
      transition: background 0.3s, color 0.3s;
    }
    .vp-root .vp-speed-indicator.visible { display: inline-flex; }
    .vp-root .vp-speed-indicator.pos-top-left     { top: 12px;    left: 12px; }
    .vp-root .vp-speed-indicator.pos-top-right    { top: 12px;    right: 12px; }
    .vp-root .vp-speed-indicator.pos-bottom-left  { bottom: 64px; left: 12px; }
    .vp-root .vp-speed-indicator.pos-bottom-right { bottom: 64px; right: 12px; }

    .vp-root .vp-speed-indicator .vp-speed-icon {
      font-size: 1em;
      line-height: 1;
      color: #fdcb6e;
    }
    .vp-root .vp-speed-indicator.good {
      background: rgba(0,184,148,0.55);
    }
    .vp-root .vp-speed-indicator.good .vp-speed-icon { color: #fff; }
    .vp-root .vp-speed-indicator.slow {
      background: rgba(214,48,49,0.75);
      animation: vp-speed-pulse 1.5s ease-in-out infinite;
    }
    .vp-root .vp-speed-indicator.slow .vp-speed-icon { color: #fff; }
    @keyframes vp-speed-pulse {
      0%, 100% { box-shadow: 0 0 0 0 rgba(214,48,49,0.6); }
      50%      { box-shadow: 0 0 0 6px rgba(214,48,49,0); }
    }

    /* ===== Popup Modal ===== */
    .vp-root .popup-modal {
      position: absolute;
      inset: 0;
      z-index: 20;
      display: flex;
      align-items: center;
      justify-content: center;
      background: rgba(0,0,0,0.8);
      backdrop-filter: blur(6px);
      -webkit-backdrop-filter: blur(6px);
      overflow-y: auto;
      -webkit-overflow-scrolling: touch;
      padding: 8px;
    }
    .vp-root .popup-content {
      background: #1e1e2e;
      border-radius: 16px;
      padding: 0;
      width: 90%;
      max-width: 420px;
      max-height: 100%;
      box-shadow: 0 8px 40px rgba(0,0,0,0.6);
      overflow: hidden;
      overflow-y: auto;
      animation: popupIn 0.25s ease-out;
    }
    @keyframes popupIn {
      from { transform: scale(0.9); opacity: 0; }
      to { transform: scale(1); opacity: 1; }
    }

    /* Countdown bar */
    .vp-root .popup-countdown-bar {
      height: 4px;
      background: #6c5ce7;
      transition: width 1s linear, background 0.3s;
      border-radius: 0 2px 2px 0;
    }
    .vp-root .popup-countdown-bar.urgent { background: #d63031; }

    .vp-root .popup-header {
      padding: 20px 24px 12px;
      display: flex;
      align-items: center;
      justify-content: space-between;
    }
    .vp-root .popup-header .popup-title {
      font-size: 0.85em;
      font-weight: 600;
      color: #a0a0b8;
      text-transform: uppercase;
      letter-spacing: 0.5px;
    }
    .vp-root .popup-countdown-text {
      font-size: 0.85em;
      font-weight: 700;
      color: #6c5ce7;
      font-variant-numeric: tabular-nums;
    }
    .vp-root .popup-countdown-text.urgent { color: #d63031; }

    .vp-root .popup-body { padding: 0 24px 24px; }

    /* Quiz */
    .vp-root .popup-question {
      font-size: 1.05em;
      color: #fff;
      margin-bottom: 16px;
      line-height: 1.5;
    }
    .vp-root .popup-choices {
      display: flex;
      flex-direction: column;
      gap: 8px;
    }
    .vp-root .choice-btn {
      width: 100%;
      padding: 12px 16px;
      background: #2a2a3e;
      border: 2px solid #3a3a52;
      border-radius: 10px;
      color: #ddd;
      font-size: 0.92em;
      cursor: pointer;
      text-align: left;
      transition: border-color 0.15s, background 0.15s;
    }
    .vp-root .choice-btn:hover { border-color: #6c5ce7; background: #32324a; }
    .vp-root .choice-btn.correct { border-color: #00b894; background: rgba(0,184,148,0.15); color: #00b894; }
    .vp-root .choice-btn.incorrect { border-color: #d63031; background: rgba(214,48,49,0.15); color: #d63031; }
    .vp-root .choice-btn.disabled { pointer-events: none; opacity: 0.6; }
    .vp-root .choice-btn.reveal-correct { border-color: #00b894; background: rgba(0,184,148,0.1); }

    /* Face Verification */
    .vp-root .face-camera-wrap {
      width: 100%;
      aspect-ratio: 4/3;
      background: #111;
      border-radius: 10px;
      overflow: hidden;
      margin-bottom: 16px;
      position: relative;
      display: flex;
      align-items: center;
      justify-content: center;
    }
    .vp-root .face-camera-wrap video {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transform: scaleX(-1);
    }
    .vp-root .face-camera-wrap .camera-placeholder {
      color: #666;
      font-size: 0.85em;
      text-align: center;
      padding: 20px;
    }
    .vp-root .face-camera-wrap .camera-error {
      color: #d63031;
      font-size: 0.85em;
      text-align: center;
      padding: 20px;
    }
    .vp-root .capture-btn {
      width: 100%;
      padding: 14px;
      background: #6c5ce7;
      border: none;
      border-radius: 10px;
      color: #fff;
      font-size: 0.95em;
      font-weight: 600;
      cursor: pointer;
      transition: background 0.2s;
    }
    .vp-root .capture-btn:hover { background: #5a4bd1; }
    .vp-root .capture-btn:disabled { background: #444; cursor: not-allowed; }
    .vp-root .recapture-btn {
      width: 100%;
      padding: 14px;
      background: transparent;
      border: 2px solid #6c5ce7;
      border-radius: 10px;
      color: #6c5ce7;
      font-size: 0.95em;
      font-weight: 600;
      cursor: pointer;
      margin-bottom: 8px;
      transition: background 0.2s, color 0.2s;
    }
    .vp-root .recapture-btn:hover { background: #6c5ce7; color: #fff; }

    /* Popup feedback */
    .vp-root .popup-feedback {
      text-align: center;
      padding: 12px;
      font-size: 0.95em;
      font-weight: 600;
    }
    .vp-root .popup-feedback.correct { color: #00b894; }
    .vp-root .popup-feedback.incorrect { color: #d63031; }
    .vp-root .popup-feedback.timeout { color: #fdcb6e; }


    /* ===== PiP Prevention ===== */
    .vp-root video::-webkit-media-controls-pip-button { display: none !important; }
    .vp-root video::-internal-media-controls-pip-button { display: none !important; }
    .vp-root video::-webkit-media-controls-panel { display: none !important; }

    /* ===== Attention Overlay ===== */
    .vp-root .attention-paused-overlay {
      position: absolute;
      inset: 0;
      z-index: 15;
      display: flex;
      align-items: center;
      justify-content: center;
      background: rgba(0,0,0,0.7);
      backdrop-filter: blur(4px);
      -webkit-backdrop-filter: blur(4px);
      pointer-events: none;
      opacity: 0;
      transition: opacity 0.3s;
    }
    .vp-root .attention-paused-overlay.visible { opacity: 1; }
    .vp-root .attention-paused-overlay .attention-msg {
      background: rgba(30,30,46,0.95);
      padding: 16px 28px;
      border-radius: 12px;
      color: #fdcb6e;
      font-size: 0.95em;
      font-weight: 600;
      display: flex;
      align-items: center;
      gap: 10px;
      box-shadow: 0 4px 20px rgba(0,0,0,0.4);
    }
    .vp-root .attention-paused-overlay .attention-icon {
      font-size: 1.3em;
    }

    /* ===== Offline Banner ===== */
    .vp-root .offline-banner {
      position: absolute;
      bottom: 0;
      left: 0;
      right: 0;
      z-index: 9999;
      background: #d63031;
      color: #fff;
      text-align: center;
      padding: 10px 16px;
      font-size: 0.9em;
      font-weight: 600;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      opacity: 0;
      transform: translateY(12px);
      pointer-events: none;
      transition: opacity 0.35s ease, transform 0.35s ease;
      box-shadow: 0 -2px 12px rgba(214,48,49,0.4);
    }
    .vp-root .offline-banner.visible { opacity: 1; transform: translateY(0); pointer-events: auto; }
    .vp-root .offline-banner.reconnected { background: #00b894; box-shadow: 0 -2px 12px rgba(0,184,148,0.4); }
    .vp-root .offline-banner .offline-icon { font-size: 1.1em; }
    .vp-root .offline-banner .offline-retry-btn {
      padding: 4px 12px;
      border: 1.5px solid rgba(255,255,255,0.6);
      background: rgba(255,255,255,0.15);
      color: #fff;
      border-radius: 6px;
      font-size: 0.8em;
      font-weight: 600;
      cursor: pointer;
      margin-left: 8px;
      transition: background 0.15s;
    }
    .vp-root .offline-banner .offline-retry-btn:hover { background: rgba(255,255,255,0.3); }

    /* ===== Responsive ===== */
    @media (max-width: 600px) {
      .vp-root {
        --vp-subtitle-bottom-inline: calc(8px + 34px + 6px + 20px + 10px);
        --vp-subtitle-bottom-fs:     calc(8px + 34px + 6px + 20px + 20px);
      }
      .vp-root .player-container { border-radius: 0; }
      .vp-root .controls-bar { padding: 20px 8px 8px; }
      .vp-root .ctrl-btn svg { width: 18px; height: 18px; }
      .vp-root .volume-group:hover .volume-slider-wrap { width: 60px; }

      /* Popup — compact on small screens */
      .vp-root .popup-header { padding: 12px 16px 8px; }
      .vp-root .popup-header .popup-title { font-size: 0.75em; }
      .vp-root .popup-countdown-text { font-size: 0.75em; }
      .vp-root .popup-body { padding: 0 16px 16px; }
      .vp-root .popup-question { font-size: 0.88em; margin-bottom: 10px; }
      .vp-root .choice-btn { padding: 10px 12px; font-size: 0.82em; }
      .vp-root .face-camera-wrap { aspect-ratio: 16/9; margin-bottom: 10px; }
      .vp-root .capture-btn { padding: 10px; font-size: 0.85em; }
      .vp-root .popup-feedback { padding: 8px; font-size: 0.85em; }

      /* Quality / Subtitle menus — shorter on mobile */
      .vp-root .quality-menu  { max-height: 150px; }
      .vp-root .subtitle-menu { max-height: 150px; }

      /* Face verification — fullscreen on mobile */
      .vp-root .popup-modal.face-verification-modal {
        position: fixed;
        inset: 0;
        z-index: 9999;
        padding: 0;
      }
      .vp-root .popup-content.face-verification-mode {
        width: 100%;
        max-width: none;
        height: 100%;
        border-radius: 0;
        display: flex;
        flex-direction: column;
        animation: none;
      }
      .vp-root .popup-content.face-verification-mode .popup-body {
        flex: 1;
        display: flex;
        flex-direction: column;
        padding: 0 12px 12px;
        min-height: 0;
        position: relative;
      }
      .vp-root .popup-content.face-verification-mode .face-camera-wrap {
        flex: 1;
        aspect-ratio: unset;
        margin-bottom: 0;
        border-radius: 8px;
        min-height: 0;
      }
      .vp-root .popup-content.face-verification-mode .capture-btn {
        position: absolute;
        bottom: 24px;
        left: 16px;
        right: 16px;
        border-radius: 12px;
        padding: 16px;
        font-size: 1em;
      }
    }

    /* Extra small player height — popup adapts further */
    @media (max-height: 400px) {
      .vp-root .popup-modal { padding: 4px; }
      .vp-root .popup-content { border-radius: 10px; }
      .vp-root .popup-header { padding: 8px 12px 6px; }
      .vp-root .popup-body { padding: 0 12px 12px; }
      .vp-root .popup-question { font-size: 0.82em; margin-bottom: 8px; }
      .vp-root .choice-btn { padding: 8px 10px; font-size: 0.78em; border-width: 1.5px; border-radius: 8px; }
      .vp-root .face-camera-wrap { aspect-ratio: 2/1; margin-bottom: 8px; }
      .vp-root .capture-btn { padding: 8px; font-size: 0.8em; border-radius: 8px; }
    }