@media (max-width: 1270px) {
  .dual-deck-grid {
    grid-template-columns: 1fr;
  }

  .mixer-column {
    position: static;
    order: 2;
  }

  .deck-a { order: 1; }
  .deck-b { order: 3; }

  .turntable-stage {
    min-height: 400px;
  }

  .vinyl {
    width: min(72vw, 340px);
  }
}

@media (max-width: 1100px) {
  body {
    padding: 14px;
    padding-left: max(14px, env(safe-area-inset-left));
    padding-right: max(14px, env(safe-area-inset-right));
    padding-bottom: max(14px, env(safe-area-inset-bottom));
  }

  .topbar {
    grid-template-columns: 58px minmax(0, 1fr);
  }

  .compact-status {
    grid-column: 1 / -1;
    min-width: 0;
  }

  .hero-panel {
    grid-template-columns: 1fr;
  }

  .layout-grid {
    grid-template-columns: 1fr;
  }

  .sidebar-left {
    position: fixed;
    top: 12px;
    left: 12px;
    right: 12px;
    z-index: 55;
    max-height: calc(100vh - 24px);
    overflow: auto;
    transform: translateY(-115%);
    opacity: 0;
    pointer-events: none;
    transition: transform .22s ease, opacity .22s ease;
  }

  .sidebar-left.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .drawer-overlay {
    position: fixed;
    inset: 0;
    z-index: 50;
    background: rgba(0,0,0,.48);
    backdrop-filter: blur(5px);
  }

  .only-mobile { display: inline-flex !important; }
  .only-desktop { display: none !important; }

  .panel-head {
    flex-wrap: wrap;
  }

  .sidebar-playlist {
    margin-bottom: 4px;
  }
}

@media (max-width: 820px) {
  .hero-panel,
  .sidebar-left,
  .deck-card,
  .mixer-column,
  .transport-card,
  .sidebar-playlist {
    padding: 14px;
  }

  .hero-copy,
  .section-hint,
  .library-meta,
  .playlist-meta,
  .empty-state {
    font-size: .95rem;
  }

  .turntable-stage {
    min-height: 350px;
    padding: 82px 10px 12px;
  }

  .vinyl {
    width: min(calc(100vw - 110px), 300px);
  }

  .arm-base {
    width: 68px;
    height: 68px;
    top: 16px;
    right: 10px;
  }

  .arm-rest {
    top: 74px;
    right: 78px;
    width: 28px;
  }

  .tonearm {
    top: 44px;
    right: 34px;
    width: 172px;
    height: 10px;
  }

  .deck-b .arm-base {
    left: 10px;
  }

  .deck-b .arm-rest {
    left: 78px;
  }

  .tonearm-right {
    left: 34px;
  }

  .transport-grid,
  .deck-stats,
  .mixer-status-grid,
  .preset-strip {
    grid-template-columns: 1fr 1fr;
  }

  .progress-row {
    grid-template-columns: 62px 1fr 62px;
  }
}

@media (max-width: 640px) {
  body {
    padding: 10px;
    padding-left: max(10px, env(safe-area-inset-left));
    padding-right: max(10px, env(safe-area-inset-right));
    padding-bottom: max(10px, env(safe-area-inset-bottom));
  }

  .topbar,
  .hero-panel {
    padding: 12px;
  }

  .brand-block h1 {
    font-size: clamp(1.55rem, 8vw, 2.2rem);
  }

  .waveform-wrap canvas {
    height: 92px;
  }

  .transport-grid,
  .deck-stats,
  .mixer-status-grid,
  .source-tabs,
  .preset-strip {
    grid-template-columns: 1fr;
  }

  .progress-row {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .progress-row span {
    text-align: center;
  }

  .option-row,
  .playlist-actions,
  .item-actions,
  .playlist-actions-row {
    flex-direction: column;
  }

  .option-row > *,
  .playlist-actions > *,
  .item-actions > *,
  .playlist-actions-row > * {
    width: 100%;
  }

  .turntable-stage {
    min-height: 320px;
    padding-top: 70px;
    border-radius: 20px;
  }

  .vinyl {
    width: min(calc(100vw - 82px), 268px);
  }

  .vinyl-label {
    inset: 35%;
    padding: 8px;
  }

  .vinyl-label span { font-size: .68rem; }
  .vinyl-label strong { font-size: .9rem; }

  .arm-base {
    width: 56px;
    height: 56px;
    top: 10px;
    right: 8px;
  }

  .arm-rest {
    top: 58px;
    right: 58px;
    width: 20px;
    height: 8px;
  }

  .tonearm {
    top: 31px;
    right: 22px;
    width: 126px;
    height: 10px;
  }

  .tonearm::before {
    left: -14px;
    top: -6px;
    width: 22px;
    height: 22px;
  }

  .tonearm::after {
    left: 8px;
    width: 14px;
  }

  .deck-b .arm-base { left: 8px; }
  .deck-b .arm-rest { left: 58px; }
  .tonearm-right { left: 22px; }
  .deck-b .tonearm::before { right: -14px; }
  .deck-b .tonearm::after { right: 8px; }

  .hero-art img { aspect-ratio: 4 / 3; }
}