/* VTB-LIVE Fork - Copyright (c) 2026 VTB-LIVE */
/* Licensed under AGPL-3.0. */

/* ────────────────────────────────────────────────
   PV Tool v2 — Design System
   Glass-dark aesthetic with vibrant accent colors
   ──────────────────────────────────────────────── */

:root {
  /* ── Color Tokens ── */
  --pv-bg-base: #0a0a0f;
  --pv-bg-surface: rgba(16, 16, 24, 0.85);
  --pv-bg-elevated: rgba(24, 24, 36, 0.9);
  --pv-bg-hover: rgba(40, 40, 60, 0.6);
  --pv-bg-active: rgba(60, 60, 90, 0.4);

  --pv-border: rgba(255, 255, 255, 0.06);
  --pv-border-hover: rgba(255, 255, 255, 0.12);
  --pv-border-focus: rgba(100, 130, 220, 0.5);

  --pv-text: #e8e8f0;
  --pv-text-secondary: rgba(255, 255, 255, 0.55);
  --pv-text-muted: rgba(255, 255, 255, 0.3);

  --pv-accent: #6b8aff;
  --pv-accent-glow: rgba(107, 138, 255, 0.25);
  --pv-accent-hover: #8aa4ff;
  --pv-danger: #ff5c6c;
  --pv-success: #4cd9a0;
  --pv-warning: #ffbb44;

  /* ── Typography ── */
  --pv-font: 'Inter', 'Noto Sans JP', system-ui, -apple-system, sans-serif;
  --pv-font-mono: 'JetBrains Mono', 'SF Mono', 'Fira Code', 'Cascadia Mono', 'Consolas', 'Menlo', monospace;

  /* ── Sizing ── */
  --pv-radius-sm: 6px;
  --pv-radius: 10px;
  --pv-radius-lg: 14px;
  --pv-radius-xl: 20px;

  --pv-panel-width: 280px;
  --pv-panel-gap: 12px;

  /* ── Transitions ── */
  --pv-ease: cubic-bezier(0.22, 1, 0.36, 1);
  --pv-duration: 0.2s;
  --pv-duration-slow: 0.4s;

  /* ── Shadows ── */
  --pv-shadow: 0 4px 24px rgba(0, 0, 0, 0.4), 0 1px 4px rgba(0, 0, 0, 0.3);
  --pv-shadow-lg: 0 8px 48px rgba(0, 0, 0, 0.5), 0 2px 8px rgba(0, 0, 0, 0.3);
  --pv-glow: 0 0 20px var(--pv-accent-glow);
}

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

html, body {
  height: 100%;
  overflow: hidden;
  font-family: var(--pv-font);
  font-size: 14px;
  line-height: 1.5;
  color: var(--pv-text);
  background: var(--pv-bg-base);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

#app {
  width: 100vw;
  height: 100vh;
  position: relative;
}

/* ── Scrollbar ── */
::-webkit-scrollbar {
  width: 5px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.12);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.2);
}

/* ── Selection ── */
::selection {
  background: var(--pv-accent);
  color: #fff;
}

/* ── Focus Visible ── */
:focus-visible {
  outline: 2px solid var(--pv-accent);
  outline-offset: 2px;
}

/* ── Shared Form Controls ── */
.pv-input,
.pv-select {
  border-radius: var(--pv-radius-sm);
  border: 1px solid var(--pv-border);
  background: var(--pv-bg-elevated);
  color: var(--pv-text);
  outline: none;
  transition: border-color var(--pv-duration), background var(--pv-duration);
}

.pv-input {
  padding: 5px 8px;
  font-size: 0.75rem;
  font-family: inherit;
}

.pv-input-lg {
  padding: 10px 12px;
  border-radius: var(--pv-radius);
  font-size: 0.85rem;
}

.pv-input::placeholder {
  color: var(--pv-text-muted);
}

.pv-select {
  padding: 5px 8px;
  font-size: 0.75rem;
  font-family: inherit;
  cursor: pointer;
}

.pv-select option {
  background: #1a1a2e;
  color: var(--pv-text);
}

.pv-input:focus,
.pv-select:focus {
  border-color: var(--pv-border-focus);
}

.pv-input-compact,
.pv-select-compact {
  padding: 3px 6px;
  font-size: 0.72rem;
}

.pv-input-mono,
.pv-select-mono {
  font-family: var(--pv-font-mono);
}

.pv-input-surface,
.pv-select-surface {
  background: var(--pv-bg-surface);
}

.pv-control-grow {
  flex: 1;
  min-width: 0;
}

.pv-control-full {
  width: 100%;
  box-sizing: border-box;
}

.pv-check-row {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.72rem;
  color: var(--pv-text-secondary);
  cursor: pointer;
  min-width: 0;
  transition: color 0.15s;
}

.pv-check-row:hover {
  color: var(--pv-text);
}

.pv-check-row-md {
  gap: 8px;
  font-size: 0.78rem;
}

.pv-check-row input[type="checkbox"],
.pv-check-row input[type="radio"] {
  flex-shrink: 0;
  accent-color: var(--pv-accent);
  cursor: pointer;
}

.pv-check-text {
  user-select: none;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ── Shared Buttons ── */
.pv-btn {
  padding: 6px 14px;
  border-radius: var(--pv-radius-sm);
  border: 1px solid var(--pv-border);
  background: var(--pv-bg-elevated);
  color: var(--pv-text);
  font-size: 0.78rem;
  font-family: inherit;
  cursor: pointer;
  transition: background var(--pv-duration), border-color var(--pv-duration), color var(--pv-duration), box-shadow var(--pv-duration);
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  -webkit-tap-highlight-color: transparent;
}

.pv-btn:hover {
  background: var(--pv-bg-hover);
  border-color: var(--pv-border-hover);
}

.pv-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.pv-btn-sm {
  padding: 3px 10px;
  font-size: 0.72rem;
}

.pv-btn-xs {
  padding: 2px 8px;
  font-size: 0.65rem;
}

.pv-btn-lg {
  padding: 10px 18px;
  border-radius: var(--pv-radius);
  font-size: 0.85rem;
}

.pv-btn-accent {
  background: var(--pv-accent);
  border-color: var(--pv-accent);
  color: #fff;
}

.pv-btn-accent:hover {
  background: var(--pv-accent-hover);
  border-color: var(--pv-accent-hover);
}

.pv-btn-outline-accent {
  background: transparent;
  border-color: var(--pv-accent);
  color: var(--pv-accent);
}

.pv-btn-outline-accent:hover {
  background: var(--pv-accent);
  border-color: var(--pv-accent);
  color: #000;
}

.pv-btn-ghost {
  background: transparent;
  border-color: transparent;
  color: var(--pv-text-muted);
}

.pv-btn-ghost:hover {
  background: transparent;
  border-color: transparent;
  color: var(--pv-text);
}

.pv-btn-link {
  background: none;
  border: none;
  color: var(--pv-text-muted);
  font-size: 0.68rem;
  font-family: inherit;
  cursor: pointer;
  padding: 2px 0;
  transition: color 0.15s;
  display: inline-flex;
  align-items: center;
  justify-content: flex-start;
  gap: 0;
}

.pv-btn-link:hover {
  color: var(--pv-text);
}

.pv-btn-block {
  width: 100%;
}

.pv-btn-grow {
  flex: 1;
}

.pv-btn-cta {
  border-color: var(--pv-accent);
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(168, 85, 247, 0.1));
  color: var(--pv-accent);
  font-weight: 600;
}

.pv-btn-cta:hover {
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.25), rgba(168, 85, 247, 0.25));
  border-color: var(--pv-accent-glow);
  box-shadow: 0 0 12px var(--pv-accent-glow);
}

.pv-btn-icon {
  width: 22px;
  height: 22px;
  padding: 0;
  border-radius: 4px;
  border: none;
  background: transparent;
  color: var(--pv-text-secondary);
  font-size: 0.65rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all 0.1s;
}

.pv-btn-icon:hover {
  background: var(--pv-bg-hover);
  color: var(--pv-text);
}

.pv-btn-icon-danger:hover {
  background: rgba(255, 50, 50, 0.2);
  color: var(--pv-danger);
}

  .segmented-control.svelte-1cqk7wn {
    display: flex;
    gap: 6px;
    width: 100%;
  }

  .segment-btn.svelte-1cqk7wn {
    flex: 1;
    min-width: 0;
    padding: 2px 8px;
    font-size: 0.66rem;
    border-radius: var(--pv-radius-sm);
    border: 1px solid var(--pv-border);
    background: var(--pv-bg-elevated);
    color: var(--pv-text-muted);
    cursor: pointer;
    transition: background 0.15s, color 0.15s, border-color 0.15s;
    text-align: center;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .segment-btn.svelte-1cqk7wn:hover {
    color: var(--pv-text);
    border-color: var(--pv-border-hover);
  }

  .segment-btn.active.svelte-1cqk7wn {
    background: var(--pv-accent);
    color: #fff;
    border-color: var(--pv-accent);
  }

  .segmented-control.regular.svelte-1cqk7wn .segment-btn:where(.svelte-1cqk7wn) {
    padding: 6px 10px;
    font-size: 0.76rem;
  }

  .panel-section.svelte-s6lymz {
    display: flex;
    flex-direction: column;
  }

  .section-title.svelte-s6lymz {
    cursor: pointer;
    user-select: none;
    list-style: none;
    font-size: 0.68rem;
    font-weight: 600;
    color: var(--pv-text-secondary);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    padding: 8px 0 6px;
    border-bottom: 1px solid var(--pv-border);
    display: flex;
    align-items: center;
    gap: 6px;
    transition: color var(--pv-duration);
  }

  .section-title.svelte-s6lymz::-webkit-details-marker {
    display: none;
  }

  .section-title.svelte-s6lymz:hover {
    color: var(--pv-text);
  }

  .arrow.svelte-s6lymz {
    font-size: 0.6em;
    color: var(--pv-text-muted);
    transition: color var(--pv-duration);
  }

  .section-label.svelte-s6lymz {
    flex: 1;
  }

  .section-action.svelte-s6lymz {
    margin-left: auto;
    flex-shrink: 0;
  }

  .section-body.svelte-s6lymz {
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 10px 0;
  }

  .select-menu.svelte-108u6dd {
    position: relative;
    width: 100%;
  }

  .select-trigger.svelte-108u6dd {
    width: 100%;
    padding: 6px 10px;
    border-radius: var(--pv-radius-sm);
    border: 1px solid var(--pv-border);
    background: var(--pv-bg-elevated);
    color: var(--pv-text);
    font-size: 0.78rem;
    font-family: inherit;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 6px;
    transition: border-color var(--pv-duration), background var(--pv-duration);
  }

  .select-trigger.svelte-108u6dd:hover {
    border-color: var(--pv-border-hover);
    background: var(--pv-bg-hover);
  }

  .select-label.svelte-108u6dd {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .select-arrow.svelte-108u6dd {
    font-size: 0.7rem;
    transition: transform 0.2s;
    flex-shrink: 0;
  }

  .select-arrow.open.svelte-108u6dd {
    transform: rotate(180deg);
  }

  .select-dropdown.svelte-108u6dd {
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    right: 0;
    max-height: 240px;
    overflow-y: auto;
    background: var(--pv-bg-surface);
    border: 1px solid var(--pv-border);
    border-radius: var(--pv-radius-sm);
    z-index: 100;
    display: flex;
    flex-direction: column;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(12px);
  }

  .select-option.svelte-108u6dd {
    padding: 7px 10px;
    border: none;
    background: transparent;
    color: var(--pv-text-muted);
    font-size: 0.75rem;
    font-family: inherit;
    cursor: pointer;
    text-align: left;
    transition: all 0.15s;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  }

  .select-option.svelte-108u6dd:last-child {
    border-bottom: none;
  }

  .select-option.svelte-108u6dd:hover {
    background: var(--pv-bg-hover);
    color: var(--pv-text);
  }

  .select-option.active.svelte-108u6dd {
    color: var(--pv-accent);
    font-weight: 600;
  }

  .select-menu.regular.svelte-108u6dd .select-trigger:where(.svelte-108u6dd) {
    padding: 10px 12px;
    border-radius: var(--pv-radius);
    font-size: 0.85rem;
  }

  .select-menu.regular.svelte-108u6dd .select-dropdown:where(.svelte-108u6dd) {
    border-radius: var(--pv-radius);
  }

  .select-menu.regular.svelte-108u6dd .select-option:where(.svelte-108u6dd) {
    padding: 10px 12px;
    font-size: 0.82rem;
  }

  .slider-control.svelte-gn8ezv {
    display: flex;
    flex-direction: column;
    gap: 4px;
  }

  .slider-header.svelte-gn8ezv {
    display: flex;
    justify-content: space-between;
    align-items: center;
  }

  .slider-label.svelte-gn8ezv {
    font-size: 0.7rem;
    font-weight: 500;
    color: var(--pv-text-secondary);
    text-transform: capitalize;
    letter-spacing: 0.5px;
  }

  .slider-value.svelte-gn8ezv {
    font-size: 0.7rem;
    font-family: var(--pv-font-mono);
    color: var(--pv-accent);
    min-width: 36px;
    text-align: right;
  }

  .slider.svelte-gn8ezv {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 4px;
    border-radius: 2px;
    background: var(--pv-bg-hover);
    cursor: pointer;
    outline: none;
    transition: background var(--pv-duration);
  }

  .slider.svelte-gn8ezv::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--pv-accent);
    border: 2px solid var(--pv-bg-surface);
    box-shadow: 0 0 8px var(--pv-accent-glow);
    cursor: pointer;
    transition: transform 0.15s var(--pv-ease), box-shadow 0.15s;
  }

  .slider-value.svelte-gn8ezv {
    font-size: 0.7rem;
    font-family: var(--pv-font-mono);
    color: var(--pv-accent);
    min-width: 36px;
    text-align: right;
    cursor: pointer;
  }

  .slider-input.svelte-gn8ezv {
    width: 60px;
    font-size: 0.7rem;
    font-family: var(--pv-font-mono);
    background: var(--pv-bg-surface);
    color: var(--pv-accent);
    border: 1px solid var(--pv-accent);
    border-radius: 4px;
    text-align: right;
    outline: none;
  }

  /* Remove spin buttons */
  .slider-input.svelte-gn8ezv::-webkit-outer-spin-button,
  .slider-input.svelte-gn8ezv::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
  }
  .slider-input.svelte-gn8ezv {
    -moz-appearance: textfield;
  }

  .slider.svelte-gn8ezv::-webkit-slider-thumb:hover {
    transform: scale(1.2);
    box-shadow: 0 0 14px var(--pv-accent-glow);
  }

  .slider.svelte-gn8ezv::-moz-range-thumb {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--pv-accent);
    border: 2px solid var(--pv-bg-surface);
    cursor: pointer;
  }

  @media (max-width: 768px) {
    .slider.svelte-gn8ezv {
      height: 6px;
    }
    .slider.svelte-gn8ezv::-webkit-slider-thumb {
      width: 20px;
      height: 20px;
    }
  }

  .confirm-overlay.svelte-1jn42ot {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 200;
  }

  .confirm-dialog.svelte-1jn42ot {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 201;
    width: fit-content;
    min-width: min(320px, calc(100vw - 40px));
    max-width: min(560px, calc(100vw - 40px));
    background: var(--pv-bg-surface);
    border: 1px solid var(--pv-border);
    border-radius: var(--pv-radius-lg);
    box-shadow: var(--pv-shadow-lg);
    padding: 20px;
    animation: svelte-1jn42ot-unsavedDialogFadeIn 0.15s ease;
  }

  .confirm-dialog.right.svelte-1jn42ot {
    left: auto;
    right: 0;
    width: min(340px, 100vw);
    min-width: min(340px, 100vw);
    max-width: min(340px, 100vw);
    transform: translateY(-50%);
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
  }

  @keyframes svelte-1jn42ot-unsavedDialogFadeIn {
    from { opacity: 0; transform: translate(-50%, -50%) scale(0.96); }
    to { opacity: 1; transform: translate(-50%, -50%) scale(1); }
  }

  .confirm-dialog.right.svelte-1jn42ot {
    animation: svelte-1jn42ot-unsavedDialogFadeInRight 0.15s ease;
  }

  @keyframes svelte-1jn42ot-unsavedDialogFadeInRight {
    from { opacity: 0; transform: translateY(-50%) scale(0.96); }
    to { opacity: 1; transform: translateY(-50%) scale(1); }
  }

  .confirm-text.svelte-1jn42ot {
    font-size: 0.8rem;
    color: var(--pv-text);
    margin: 0 0 16px;
    line-height: 1.5;
    display: flex;
    flex-wrap: wrap;
    gap: 0.35ch;
    align-items: baseline;
    min-width: 0;
  }

  .confirm-text-prefix.svelte-1jn42ot {
    flex: 0 1 auto;
  }

  .confirm-text-name.svelte-1jn42ot {
    flex: 1 1 220px;
    min-width: 0;
    font-weight: 600;
    overflow-wrap: anywhere;
    word-break: break-word;
  }

  .confirm-actions.svelte-1jn42ot {
    display: flex;
    gap: 8px;
    justify-content: flex-end;
  }

  @media (max-width: 900px) {
    .confirm-dialog.right.svelte-1jn42ot {
      left: 50%;
      right: auto;
      transform: translate(-50%, -50%);
      animation: svelte-1jn42ot-unsavedDialogFadeIn 0.15s ease;
    }
  }


  .expand-panel.svelte-17bbqgs {
    display: flex;
    flex-direction: column;
    gap: var(--expand-panel-gap);
    padding: var(--expand-panel-padding);
    margin-top: var(--expand-panel-margin-top);
    background: var(--pv-bg-elevated);
    border: 1px solid var(--pv-border);
    border-radius: var(--pv-radius-sm);
    animation: svelte-17bbqgs-expandPanelFadeIn 0.12s ease;
  }

  @keyframes svelte-17bbqgs-expandPanelFadeIn {
    from {
      opacity: 0;
      transform: translateY(-2px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }

  .diff-preview-wrapper.svelte-1jyi7c6 {
    flex-shrink: 0;
    border-bottom: 1px solid var(--pv-border);
    margin-bottom: 8px;
  }

  .diff-preview-toggle.svelte-1jyi7c6 {
    display: flex;
    align-items: center;
    gap: 6px;
    width: 100%;
    padding: 4px 0;
    border: none;
    background: transparent;
    color: var(--pv-text-muted);
    font-size: 0.68rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.4px;
    cursor: pointer;
    text-align: left;
  }

  .diff-preview-toggle.svelte-1jyi7c6:hover {
    color: var(--pv-text);
  }

  .diff-preview-chevron.svelte-1jyi7c6 {
    flex-shrink: 0;
    transition: transform 0.15s ease;
  }

  .diff-preview-chevron-collapsed.svelte-1jyi7c6 {
    transform: rotate(-90deg);
  }

  .diff-preview-toggle-label.svelte-1jyi7c6 {
    flex: 1;
  }

  .diff-preview-canvas-wrap.svelte-1jyi7c6 {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    border-radius: var(--pv-radius-sm);
    overflow: hidden;
    background: #000;
    margin-bottom: 8px;
  }

  .diff-preview-canvas.svelte-1jyi7c6 {
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.3s ease-in-out;
  }

  .diff-preview-canvas.is-ready.svelte-1jyi7c6 {
    opacity: 1;
  }

  .diff-preview-canvas.svelte-1jyi7c6 canvas {
    display: block;
    width: 100% !important;
    height: 100% !important;
  }

  .diff-preview-skeleton.svelte-1jyi7c6 {
    width: 100%;
    height: 100%;
    background: rgba(40, 44, 52, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(4px);
  }

  .diff-preview-loading.svelte-1jyi7c6 {
    font-size: 0.75rem;
    color: var(--pv-text-muted);
    animation: svelte-1jyi7c6-fadeInOut 1.5s infinite;
  }

  @keyframes svelte-1jyi7c6-fadeInOut {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
  }

  @keyframes svelte-1jyi7c6-skeleton-pulse {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
  }

  .diff-preview-canvas.svelte-1jyi7c6 {
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.3s ease-in-out;
  }

  .diff-preview-canvas.is-ready.svelte-1jyi7c6 {
    opacity: 1;
  }

  .diff-preview-error.svelte-1jyi7c6 {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
    color: var(--pv-text-muted);
    background: rgba(0, 0, 0, 0.6);
  }

  .diff-overlay.svelte-5gkb2b {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 200;
  }

  .diff-dialog.svelte-5gkb2b {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 201;
    width: 380px;
    max-height: 85vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    background: var(--pv-bg-surface);
    border: 1px solid var(--pv-border);
    border-radius: var(--pv-radius-lg);
    box-shadow: var(--pv-shadow-lg);
    padding: 16px 16px 0;
    animation: svelte-5gkb2b-fadeIn 0.15s ease;
  }

  @keyframes svelte-5gkb2b-fadeIn {
    from { opacity: 0; transform: translate(-50%, -50%) scale(0.96); }
    to { opacity: 1; transform: translate(-50%, -50%) scale(1); }
  }

  .diff-title.svelte-5gkb2b {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--pv-text);
    line-height: 1.2;
    margin-bottom: 12px;
  }

  .diff-scroll.svelte-5gkb2b {
    overflow-y: auto;
    flex: 1;
    min-height: 0;
    padding-bottom: 4px;
  }

  .diff-title-row.svelte-5gkb2b {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
  }

  .diff-title-row.svelte-5gkb2b .diff-title:where(.svelte-5gkb2b) {
    display: flex;
    align-items: center;
    flex-shrink: 0;
    height: 2.2rem;
    margin-bottom: 0;
  }

  .import-name-input.svelte-5gkb2b {
    flex: 1 1 auto;
    min-width: 0;
    height: 2.2rem;
    min-height: 2.2rem;
    padding: 0 12px;
    font-size: 0.85rem;
    font-weight: 600;
    line-height: 1.2;
    border-radius: 10px;
  }

  .import-name-input.highlight.svelte-5gkb2b {
    border-color: rgba(255, 92, 92, 0.95);
    box-shadow: 0 0 0 1px rgba(255, 92, 92, 0.35);
    background: rgba(255, 92, 92, 0.08);
  }

  .diff-warning.svelte-5gkb2b {
    margin: -4px 0 10px;
    font-size: 0.68rem;
    color: #ff8b8b;
    line-height: 1.35;
  }

  @media (max-width: 640px) {
    .diff-title-row.svelte-5gkb2b {
      flex-direction: column;
      align-items: stretch;
      gap: 8px;
    }
  }

  .diff-footer.svelte-5gkb2b {
    flex-shrink: 0;
    border-top: 1px solid var(--pv-border);
    padding: 10px 0 16px;
  }

  .diff-section.svelte-5gkb2b {
    margin-bottom: 10px;
  }

  .diff-section-label.svelte-5gkb2b {
    display: block;
    font-size: 0.65rem;
    font-weight: 600;
    color: var(--pv-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 4px;
  }

  .diff-effect-list.svelte-5gkb2b {
    display: flex;
    flex-direction: column;
    gap: 8px;
  }

  .diff-effect-card.svelte-5gkb2b {
    border: 1px solid var(--pv-border);
    border-radius: var(--pv-radius-sm);
    background: rgba(255, 255, 255, 0.02);
    padding: 8px;
  }

  .diff-effect-header.svelte-5gkb2b {
    display: flex;
    align-items: center;
    gap: 8px;
  }

  .diff-visibility-row.svelte-5gkb2b {
    margin-top: 6px;
    font-size: 0.68rem;
    color: #f0bf64;
    letter-spacing: 0.02em;
    display: flex;
    align-items: center;
    gap: 4px;
  }

  .diff-vis-icon.svelte-5gkb2b {
    flex-shrink: 0;
  }

  .diff-vis-arrow.svelte-5gkb2b {
    margin: 0 2px;
    opacity: 0.6;
  }

  .diff-vis-hidden-note.svelte-5gkb2b {
    color: var(--pv-text-muted, #888);
  }

  .diff-effect-badge.svelte-5gkb2b {
    font-size: 0.62rem;
    line-height: 1;
    padding: 3px 6px;
    border-radius: 999px;
    white-space: nowrap;
  }

  .diff-effect-name.svelte-5gkb2b {
    font-size: 0.72rem;
    color: var(--pv-text);
    font-weight: 600;
  }

  .diff-effect-card.added.svelte-5gkb2b .diff-effect-badge:where(.svelte-5gkb2b) { background: rgba(50, 200, 80, 0.2); color: #4caf50; }
  .diff-effect-card.removed.svelte-5gkb2b .diff-effect-badge:where(.svelte-5gkb2b) { background: rgba(255, 50, 50, 0.2); color: #f44336; }
  .diff-effect-card.modified.svelte-5gkb2b .diff-effect-badge:where(.svelte-5gkb2b) { background: rgba(255, 184, 77, 0.2); color: #ffb84d; }
  .diff-effect-card.unchanged.svelte-5gkb2b .diff-effect-badge:where(.svelte-5gkb2b) { background: rgba(255, 255, 255, 0.08); color: var(--pv-text-muted); }
  .diff-effect-card.removed.svelte-5gkb2b .diff-effect-name:where(.svelte-5gkb2b) { text-decoration: line-through; }

  .effect-diff-table.svelte-5gkb2b {
    margin-top: 8px;
  }

  .complex-toggle-btn.svelte-5gkb2b {
    margin-top: 8px;
    border: 0;
    background: transparent;
    color: var(--pv-accent, #86a8ff);
    font-size: 0.68rem;
    padding: 0;
    cursor: pointer;
    text-align: left;
  }

  .complex-toggle-btn.svelte-5gkb2b:hover {
    text-decoration: underline;
  }

  .complex-section-title.svelte-5gkb2b {
    font-size: 0.65rem;
    font-weight: 600;
    color: var(--pv-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.4px;
  }

  .complex-item-card.svelte-5gkb2b {
    border: 1px solid var(--pv-border);
    border-radius: var(--pv-radius-sm);
    background: rgba(255, 255, 255, 0.02);
    padding: 8px;
  }

  .complex-item-header.svelte-5gkb2b {
    display: flex;
    justify-content: space-between;
    gap: 8px;
    margin-bottom: 8px;
  }

  .complex-item-name.svelte-5gkb2b {
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--pv-text);
  }

  .complex-item-kind.svelte-5gkb2b {
    font-size: 0.62rem;
    color: var(--pv-text-muted);
    text-transform: uppercase;
  }

  .complex-summary-grid.svelte-5gkb2b,
  .complex-raw-grid.svelte-5gkb2b {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
  }

  .complex-summary-grid.svelte-5gkb2b {
    margin-bottom: 8px;
  }

  .complex-summary-col.svelte-5gkb2b,
  .complex-raw-col.svelte-5gkb2b {
    min-width: 0;
  }

  .complex-summary-label.svelte-5gkb2b,
  .complex-raw-label.svelte-5gkb2b {
    display: block;
    font-size: 0.62rem;
    color: var(--pv-text-muted);
    margin-bottom: 4px;
  }

  .complex-summary-value.svelte-5gkb2b {
    display: block;
    font-size: 0.68rem;
    color: var(--pv-text-secondary);
    line-height: 1.35;
  }

  .complex-raw-pre.svelte-5gkb2b {
    margin: 0;
    padding: 8px;
    max-height: 160px;
    overflow: auto;
    border-radius: var(--pv-radius-sm);
    background: rgba(0, 0, 0, 0.18);
    color: var(--pv-text-secondary);
    font-size: 0.62rem;
    line-height: 1.35;
    white-space: pre-wrap;
    word-break: break-word;
    font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
  }

  .diff-palette.svelte-5gkb2b {
    display: flex;
    flex-direction: column;
    gap: 5px;
  }

  .palette-diff-row.svelte-5gkb2b {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.7rem;
  }

  .pd-key.svelte-5gkb2b {
    width: 68px;
    color: var(--pv-text-muted);
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    flex-shrink: 0;
  }

  .pd-swatch.svelte-5gkb2b {
    width: 18px;
    height: 18px;
    border-radius: 3px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    flex-shrink: 0;
  }

  .pd-arrow.svelte-5gkb2b {
    color: var(--pv-text-muted);
    font-size: 0.75rem;
  }

  .pd-hex.svelte-5gkb2b {
    color: var(--pv-text-secondary);
    font-size: 0.65rem;
    font-family: monospace;
  }

  .diff-param-groups.svelte-5gkb2b {
    display: flex;
    flex-direction: column;
    gap: 10px;
  }

  .diff-param-group.svelte-5gkb2b {
    padding: 8px;
    border: 1px solid var(--pv-border);
    border-radius: var(--pv-radius-sm);
    background: rgba(255, 255, 255, 0.02);
  }

  .diff-param-group-title.svelte-5gkb2b {
    font-size: 0.68rem;
    font-weight: 600;
    color: var(--pv-text);
    margin-bottom: 6px;
  }

  .diff-table.svelte-5gkb2b {
    width: 100%;
    font-size: 0.7rem;
    border-collapse: collapse;
    table-layout: fixed;
  }
  .diff-table.svelte-5gkb2b col.param-col-label:where(.svelte-5gkb2b) { width: 44%; }
  .diff-table.svelte-5gkb2b col.param-col-value:where(.svelte-5gkb2b) { width: 28%; }
  .diff-table.svelte-5gkb2b th:where(.svelte-5gkb2b) {
    font-weight: 600;
    color: var(--pv-text-muted);
    text-align: left;
    padding: 3px 6px;
    border-bottom: 1px solid var(--pv-border);
  }
  .diff-table.svelte-5gkb2b th:where(.svelte-5gkb2b):not(:first-child) {
    text-align: center;
  }
  .diff-table.svelte-5gkb2b td:where(.svelte-5gkb2b) {
    padding: 3px 6px;
    color: var(--pv-text-secondary);
  }
  .diff-table.svelte-5gkb2b td.param-val:where(.svelte-5gkb2b) {
    text-align: center;
  }
  .diff-table.svelte-5gkb2b tr.missing:where(.svelte-5gkb2b) td:where(.svelte-5gkb2b) { color: var(--pv-text-muted); font-style: italic; }

  .param-name.svelte-5gkb2b {
    font-weight: 500;
    color: var(--pv-text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .missing-hint.svelte-5gkb2b {
    padding: 8px;
    background: var(--pv-bg-elevated);
    border-radius: var(--pv-radius-sm);
    border: 1px solid var(--pv-border);
    margin-bottom: 8px;
    font-size: 0.7rem;
    color: var(--pv-text-secondary);
  }

  .missing-options.svelte-5gkb2b {
    display: flex;
    flex-direction: column;
    gap: 4px;
    margin-top: 6px;
  }

  .diff-actions.svelte-5gkb2b {
    display: flex;
    gap: 8px;
    justify-content: flex-end;
  }

  @media (max-width: 768px) {
    .diff-dialog.svelte-5gkb2b { width: 90vw; }

    .complex-summary-grid.svelte-5gkb2b,
    .complex-raw-grid.svelte-5gkb2b {
      grid-template-columns: 1fr;
    }
  }

  .panel.svelte-7ut4gs {
    background: var(--pv-bg-surface);
    backdrop-filter: blur(20px) saturate(1.4);
    border: 1px solid var(--pv-border);
    border-radius: var(--pv-radius-lg);
    padding: 16px;
    width: var(--pv-panel-width);
    max-height: calc(100vh - 32px);
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 4px;
    box-shadow: var(--pv-shadow);
    transition: opacity var(--pv-duration-slow) var(--pv-ease);
  }

  .template-row.svelte-7ut4gs {
    display: flex;
    gap: 6px;
    align-items: stretch;
  }
  .template-select.svelte-7ut4gs {
    flex: 1;
    min-width: 0;
  }
  .edit-btn.svelte-7ut4gs {
    flex-shrink: 0;
    font-size: 0.85rem !important;
    min-width: 42px;
    padding: 0 10px !important;
    border-radius: var(--pv-radius-sm) !important;
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }
  .edit-btn.flashing.svelte-7ut4gs {
    animation: svelte-7ut4gs-flash-glow 0.5s ease 3;
  }

  @keyframes svelte-7ut4gs-flash-glow {
    0%, 100% { box-shadow: none; transform: scale(1); }
    50% { box-shadow: 0 0 10px 3px var(--pv-accent); transform: scale(1.15); }
  }
  .text-input.svelte-7ut4gs {
    resize: none;
    overflow: hidden;
    transition: height 0.2s var(--pv-ease);
  }

  .text-input.expanded.svelte-7ut4gs { overflow-y: auto; }

  /* Color swatches */
  .color-swatches.svelte-7ut4gs {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
  }

  .swatch.svelte-7ut4gs {
    width: 28px;
    height: 28px;
    border-radius: var(--pv-radius-sm);
    border: 2px solid var(--pv-border);
    cursor: pointer;
    padding: 0;
    position: relative;
    transition: border-color 0.15s, transform 0.1s, box-shadow 0.15s;
    -webkit-tap-highlight-color: transparent;
  }

  .swatch.svelte-7ut4gs:hover {
    border-color: var(--pv-border-hover);
    transform: scale(1.1);
  }

  .swatch.active.svelte-7ut4gs {
    border-color: var(--pv-accent);
    box-shadow: var(--pv-glow);
  }

  .swatch-auto.svelte-7ut4gs {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    font-size: 0.6rem;
    font-weight: 700;
    color: var(--pv-text-secondary);
    background: linear-gradient(135deg, #222 50%, #666 50%);
    border-radius: 4px;
  }

  /* File row */
  .file-row.svelte-7ut4gs {
    display: flex;
    align-items: center;
    gap: 8px;
  }

  .file-name.svelte-7ut4gs {
    font-size: 0.72rem;
    color: var(--pv-text-muted);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    max-width: 120px;
  }

  .btn-clear.svelte-7ut4gs {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 18px;
    height: 18px;
    padding: 0;
    border: none;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.06);
    color: var(--pv-text-muted);
    font-size: 0.78rem;
    line-height: 1;
    cursor: pointer;
    flex-shrink: 0;
    transition: color 0.15s, background 0.15s;
  }

  .btn-clear.svelte-7ut4gs:hover {
    color: #ff6b6b;
    background: rgba(255, 107, 107, 0.12);
  }

  /* Format hint tooltip badge */
  .format-hint.svelte-7ut4gs {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    border: 1px solid var(--pv-border);
    background: var(--pv-bg-elevated);
    color: var(--pv-text-muted);
    font-size: 0.58rem;
    font-weight: 700;
    cursor: help;
    flex-shrink: 0;
    transition: color 0.15s, border-color 0.15s;
  }

  .format-hint.svelte-7ut4gs:hover {
    color: var(--pv-text);
    border-color: var(--pv-border-hover);
  }

  /* Embedded lyrics chooser */
  .embedded-lyrics-bar.svelte-7ut4gs {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-top: 4px;
    padding: 8px;
    background: var(--pv-bg-elevated);
    border: 1px solid var(--pv-border);
    border-radius: var(--pv-radius-sm);
  }

  .embedded-label.svelte-7ut4gs {
    font-size: 0.68rem;
    color: var(--pv-accent);
  }

  @media (max-width: 768px) {
    .panel.svelte-7ut4gs {
      width: 100%;
      border-radius: 0;
      max-height: none;
    }
  }

  .listen-panel.svelte-rznwpd {
    display: flex;
    flex-direction: column;
    gap: 4px;
  }

  .service-row.svelte-rznwpd {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding-bottom: 6px;
    border-bottom: 1px solid var(--pv-border);
    margin-bottom: 6px;
  }

  .service-row.svelte-rznwpd:last-of-type {
    margin-bottom: 8px;
  }

  .listen-btn.svelte-rznwpd {
    width: 100%;
  }
  .listen-btn.active.svelte-rznwpd { border-color: var(--pv-accent); color: var(--pv-accent); }
  .listen-btn.svelte-rznwpd:disabled { cursor: wait; }

  .service-label.svelte-rznwpd {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    min-width: 0;
  }

  .service-emoji.svelte-rznwpd {
    flex-shrink: 0;
    line-height: 1;
  }

  .service-logo.svelte-rznwpd {
    width: 1em;
    height: 1em;
    flex-shrink: 0;
    display: block;
    object-fit: contain;
  }

  .track-info.svelte-rznwpd {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 4px 0;
  }

  .track-cover.svelte-rznwpd {
    width: 28px;
    height: 28px;
    border-radius: 4px;
    object-fit: cover;
    border: 1px solid var(--pv-border);
  }

  .track-meta.svelte-rznwpd {
    display: flex;
    flex-direction: column;
    gap: 1px;
    overflow: hidden;
  }

  .track-title.svelte-rznwpd {
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--pv-text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .track-artist.svelte-rznwpd {
    font-size: 0.65rem;
    color: var(--pv-text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .settings-btn.svelte-rznwpd {
    width: 100%;
    justify-content: center;
  }

  .form-label.svelte-rznwpd {
    font-size: 0.65rem;
    color: var(--pv-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
  }

  .copy-url-btn.svelte-rznwpd {
    font-weight: 600;
  }

  .copy-confirm-btn.svelte-rznwpd {
    margin-top: 2px;
    color: #000;
    font-weight: 600;
  }

  .copy-confirm-btn.svelte-rznwpd:hover {
    box-shadow: 0 0 12px var(--pv-accent-glow);
  }

  .panel.svelte-gtf6mb {
    background: var(--pv-bg-surface);
    backdrop-filter: blur(20px) saturate(1.4);
    border: 1px solid var(--pv-border);
    border-radius: var(--pv-radius-lg);
    padding: 16px;
    width: var(--pv-panel-width);
    max-height: calc(100vh - 32px);
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 4px;
    box-shadow: var(--pv-shadow);
  }

  .toggle-row.svelte-gtf6mb input[type="checkbox"]:where(.svelte-gtf6mb) {
    width: 14px;
    height: 14px;
  }

  .rec-btn.svelte-gtf6mb {
    justify-content: center;
  }

  .rec-dot.svelte-gtf6mb {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--pv-danger);
    transition: all 0.2s;
  }

  .rec-btn.recording.svelte-gtf6mb {
    border-color: var(--pv-danger);
    background: rgba(255, 50, 50, 0.15);
  }

  .rec-btn.recording.svelte-gtf6mb .rec-dot:where(.svelte-gtf6mb) {
    border-radius: 2px;
    background: var(--pv-text);
  }

  .postfx-actions.svelte-gtf6mb {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 0 2px;
    margin-bottom: 4px;
    flex-wrap: nowrap;
  }

  .postfx-actions.svelte-gtf6mb .toggle-row:where(.svelte-gtf6mb) {
    flex: 1;
    min-width: 0;
  }

  .postfx-actions.svelte-gtf6mb .toggle-row:where(.svelte-gtf6mb) span:where(.svelte-gtf6mb) {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .postfx-actions.svelte-gtf6mb .reset-btn:where(.svelte-gtf6mb) {
    flex-shrink: 0;
  }

  .reset-btn.svelte-gtf6mb {
    font-size: 0.7rem !important;
    padding: 3px 8px !important;
    opacity: 0.7;
    transition: opacity 0.15s;
    white-space: nowrap;
  }

  .reset-btn.svelte-gtf6mb:hover { opacity: 1; }

  @media (max-width: 768px) {
    .panel.svelte-gtf6mb {
      width: 100%;
      border-radius: 0;
      max-height: none;
    }
  }
  .agpl-footer.svelte-gtf6mb {
    margin-top: 12px;
    padding-top: 10px;
    border-top: 1px solid var(--pv-border);
    font-size: 0.62rem;
    color: var(--pv-text-muted);
    line-height: 1.5;
    text-align: center;
  }

  .agpl-footer.svelte-gtf6mb a {
    color: #58a6ff;
    text-decoration: none;
  }

  .agpl-footer.svelte-gtf6mb a:hover {
    text-decoration: underline;
  }

  .bottom-bar.svelte-5l1h87 {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 20;
    padding: 6px 0 10px;
    background: linear-gradient(to top, rgba(0,0,0,0.55) 0%, transparent 100%);
    pointer-events: none;
    opacity: 1;
    transform: translateY(0);
    transition: opacity var(--pv-duration-slow) var(--pv-ease),
                transform var(--pv-duration-slow) var(--pv-ease);
  }

  .bottom-bar.hidden.svelte-5l1h87 {
    opacity: 0;
    transform: translateY(8px);
  }

  .bottom-bar-content.svelte-5l1h87 {
    width: min(680px, calc(100vw - (var(--pv-panel-width) * 2) - 80px));
    margin: 0 auto;
    min-width: 0;
    pointer-events: auto;
  }

  .bottom-bar.hidden.svelte-5l1h87 .bottom-bar-content:where(.svelte-5l1h87) {
    pointer-events: none;
  }

  .duration-source.svelte-5l1h87 {
    width: 100%;
    margin: 0 0 4px;
    font-size: 0.62rem;
    color: var(--pv-text-muted);
    display: flex;
    align-items: baseline;
    gap: 4px;
    letter-spacing: 0.3px;
    user-select: none;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .duration-source-label.svelte-5l1h87,
  .duration-source-value.svelte-5l1h87 {
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .duration-source-label.svelte-5l1h87 {
    flex: 0 0 auto;
  }

  .duration-source-value.svelte-5l1h87 {
    min-width: 0;
  }

  .timeline.svelte-5l1h87 {
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
    margin: 0;
    min-width: 0;
  }

  .transport-group.svelte-5l1h87 {
    display: flex;
    align-items: center;
    gap: 2px;
    flex-shrink: 0;
  }

  .right-controls.svelte-5l1h87 {
    display: flex;
    align-items: center;
    gap: 4px;
    flex-shrink: 0;
  }

  .transport-btn.svelte-5l1h87 {
    background: none;
    border: none;
    color: var(--pv-text-secondary);
    cursor: pointer;
    padding: 4px;
    border-radius: 4px;
    user-select: none;
    line-height: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 26px;
    height: 26px;
    flex-shrink: 0;
    transition: color 0.15s, background 0.15s;
  }

  .transport-btn.svelte-5l1h87:hover {
    color: var(--pv-text);
    background: rgba(255, 255, 255, 0.08);
  }

  .play-btn.svelte-5l1h87 {
    width: 30px;
    height: 30px;
  }

  .loop-btn.svelte-5l1h87 {
    opacity: 0.35;
    transition: opacity 0.15s, color 0.15s, background 0.15s;
  }

  .loop-btn.active.svelte-5l1h87 {
    opacity: 1;
    color: var(--pv-accent);
  }

  .volume-group.svelte-5l1h87 {
    position: relative;
    display: flex;
    align-items: center;
    gap: 2px;
    flex-shrink: 0;
  }

  .volume-btn.svelte-5l1h87 {
    opacity: 0.6;
    transition: opacity 0.15s, color 0.15s;
  }

  .volume-btn.svelte-5l1h87:hover {
    opacity: 1;
  }

  .volume-popover.svelte-5l1h87 {
    position: absolute;
    left: 50%;
    bottom: calc(100% + 2px);
    width: 32px;
    height: 104px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(10, 10, 18, 0.92);
    border: 1px solid var(--pv-border);
    border-radius: 999px;
    box-shadow: var(--pv-shadow);
    opacity: 0;
    pointer-events: none;
    transform: translate(-50%, 6px);
    transition: opacity var(--pv-duration) var(--pv-ease),
                transform var(--pv-duration) var(--pv-ease);
  }

  .volume-popover.svelte-5l1h87::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    bottom: -12px;
    height: 12px;
  }

  .volume-group.svelte-5l1h87:hover .volume-popover:where(.svelte-5l1h87),
  .volume-group.svelte-5l1h87:focus-within .volume-popover:where(.svelte-5l1h87) {
    opacity: 1;
    pointer-events: auto;
    transform: translate(-50%, 0);
  }

  .volume-slider.svelte-5l1h87 {
    -webkit-appearance: none;
    appearance: none;
    width: 72px;
    height: 3px;
    border-radius: 2px;
    background: rgba(255, 255, 255, 0.15);
    cursor: pointer;
    outline: none;
    transform: rotate(-90deg);
  }

  .volume-slider.svelte-5l1h87::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--pv-text-secondary);
    border: none;
    cursor: pointer;
    transition: background 0.15s;
  }

  .volume-slider.svelte-5l1h87::-webkit-slider-thumb:hover {
    background: var(--pv-text);
  }

  .volume-slider.svelte-5l1h87::-moz-range-thumb {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--pv-text-secondary);
    border: none;
    cursor: pointer;
  }

  .time-display.svelte-5l1h87 {
    font-family: var(--pv-font-mono);
    font-size: 0.7rem;
    color: var(--pv-text-secondary);
    min-width: 38px;
    text-align: center;
    user-select: none;
  }

  .seek-slider.svelte-5l1h87 {
    -webkit-appearance: none;
    appearance: none;
    flex: 1;
    min-width: 0;
    height: 3px;
    border-radius: 2px;
    background: rgba(255, 255, 255, 0.15);
    cursor: pointer;
    outline: none;
    transition: height 0.15s;
  }

  .seek-slider.svelte-5l1h87:hover {
    height: 5px;
  }

  .seek-slider.svelte-5l1h87::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--pv-text);
    border: none;
    cursor: pointer;
    box-shadow: 0 0 4px rgba(255, 255, 255, 0.2);
    transition: transform 0.15s;
  }

  .seek-slider.svelte-5l1h87::-webkit-slider-thumb:hover {
    transform: scale(1.3);
  }

  .seek-slider.svelte-5l1h87::-moz-range-thumb {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--pv-text);
    border: none;
    cursor: pointer;
  }

  @media (max-width: 1180px) {
    .bottom-bar-content.svelte-5l1h87 {
      width: calc(100vw - (var(--pv-panel-width) * 2) - 56px);
    }

    .duration-source.svelte-5l1h87 {
      font-size: 0.58rem;
      margin-bottom: 3px;
    }

    .duration-source-label.svelte-5l1h87 {
      display: none;
    }

    .timeline.svelte-5l1h87 {
      gap: 6px;
    }

    .time-display.svelte-5l1h87 {
      min-width: 34px;
      font-size: 0.66rem;
    }
  }

  @media (max-width: 768px) {
    .bottom-bar.svelte-5l1h87 {
      padding: 6px 16px 10px;
      pointer-events: auto;
    }

    .bottom-bar-content.svelte-5l1h87 {
      width: 100%;
    }

    .duration-source.svelte-5l1h87 {
      font-size: 0.56rem;
      margin-bottom: 3px;
    }
    .seek-slider.svelte-5l1h87 { height: 5px; }
    .seek-slider.svelte-5l1h87::-webkit-slider-thumb { width: 18px; height: 18px; }
    .volume-popover.svelte-5l1h87 {
      display: none;
    }
  }

  .toast.svelte-q1ditb {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%) translateY(-10px);
    background: var(--pv-bg-elevated);
    color: var(--pv-text);
    padding: 10px 28px;
    border-radius: var(--pv-radius);
    font-size: 0.85rem;
    z-index: 9999;
    pointer-events: none;
    border: 1px solid var(--pv-border);
    backdrop-filter: blur(16px);
    box-shadow: var(--pv-shadow);
    opacity: 0;
    animation: svelte-q1ditb-toastIn 0.3s var(--pv-ease) forwards,
               svelte-q1ditb-toastOut 0.3s var(--pv-ease) 1.7s forwards;
  }

  @keyframes svelte-q1ditb-toastIn {
    to {
      opacity: 1;
      transform: translateX(-50%) translateY(0);
    }
  }

  @keyframes svelte-q1ditb-toastOut {
    to {
      opacity: 0;
      transform: translateX(-50%) translateY(-10px);
    }
  }

  .mobile-nav.svelte-17zm2le {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 200;
    display: flex;
    height: 56px;
    background: var(--pv-bg-surface);
    backdrop-filter: blur(20px) saturate(1.6);
    border-top: 1px solid var(--pv-border);
    padding-bottom: env(safe-area-inset-bottom, 0px);
  }

  .nav-item.svelte-17zm2le {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
    border: none;
    background: none;
    color: var(--pv-text-muted);
    font-size: 0.6rem;
    font-family: inherit;
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
    transition: color 0.15s, transform 0.1s;
  }

  .nav-item.svelte-17zm2le:active {
    transform: scale(0.92);
  }

  .nav-item.active.svelte-17zm2le {
    color: var(--pv-accent);
  }

  .nav-icon.svelte-17zm2le {
    font-size: 1.2rem;
    line-height: 1;
  }

  .nav-label.svelte-17zm2le {
    font-weight: 500;
    letter-spacing: 0.3px;
  }

  .mobile-sheet-content.svelte-9t7evs {
    padding: 12px 16px;
    padding-bottom: 72px; /* space for bottom nav */
    max-height: 50vh;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
  }

  .file-input.svelte-9t7evs {
    width: 100%;
    font-size: 0.8rem;
    color: var(--pv-text-secondary);
  }

  .edit-btn.svelte-9t7evs {
    width: 100%;
    margin-top: 8px;
  }

  .export-actions.svelte-9t7evs {
    display: flex;
    gap: 8px;
  }
  .export-actions.svelte-9t7evs .btn:where(.svelte-9t7evs) { flex: 1; text-align: center; }

  .app.svelte-1n46o8q {
    width: 100vw;
    height: 100vh;
    position: relative;
    overflow: hidden;
    touch-action: manipulation;
  }

  .canvas-area.svelte-1n46o8q {
    position: absolute;
    inset: 0;
    z-index: 0;
  }

  /* ── Desktop Panels ── */
  .panels-desktop.svelte-1n46o8q {
    position: absolute;
    inset: 0;
    z-index: 10;
    pointer-events: none;
    display: flex;
    justify-content: space-between;
    padding: 16px;
    gap: 16px;
    transition: opacity var(--pv-duration-slow) var(--pv-ease),
                transform var(--pv-duration-slow) var(--pv-ease);
  }

  .panels-desktop.hidden.svelte-1n46o8q {
    opacity: 0;
    pointer-events: none;
    transform: translateY(-8px);
  }

  .panels-desktop.svelte-1n46o8q > * {
    pointer-events: auto;
  }

  /* ── Mobile ── */
  .mobile-sheet.svelte-1n46o8q {
    position: fixed;
    bottom: 56px; /* above nav bar */
    left: 0;
    right: 0;
    z-index: 100;
    background: var(--pv-bg-surface);
    backdrop-filter: blur(20px) saturate(1.4);
    border-top: 1px solid var(--pv-border);
    border-radius: var(--pv-radius-lg) var(--pv-radius-lg) 0 0;
    animation: svelte-1n46o8q-slideUp 0.25s var(--pv-ease);
    max-height: 55vh;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior: contain;
    padding-bottom: env(safe-area-inset-bottom, 0px);
  }

  @keyframes svelte-1n46o8q-slideUp {
    from { transform: translateY(30%); opacity: 0.8; }
    to { transform: translateY(0); opacity: 1; }
  }

  /* ── Hint ── */
  .hint.svelte-1n46o8q {
    position: absolute;
    bottom: 60px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 5;
    font-size: 11px;
    color: var(--pv-text-muted);
    user-select: none;
    pointer-events: none;
    white-space: nowrap;
    opacity: 1;
    transition: opacity var(--pv-duration-slow) var(--pv-ease),
                transform var(--pv-duration-slow) var(--pv-ease);
  }

  .hint.hidden.svelte-1n46o8q {
    opacity: 0;
    transform: translateX(-50%) translateY(8px);
  }

  .hint.svelte-1n46o8q kbd:where(.svelte-1n46o8q) {
    display: inline-block;
    padding: 1px 6px;
    font-size: 10px;
    font-family: var(--pv-font-mono);
    color: var(--pv-text-secondary);
    background: var(--pv-bg-elevated);
    border: 1px solid var(--pv-border);
    border-radius: 4px;
    line-height: 1.4;
  }

  /* ── Mobile viewport adjustments ── */
  .is-mobile.svelte-1n46o8q .canvas-area:where(.svelte-1n46o8q) {
    bottom: 56px; /* space for nav bar */
  }

  @media (max-width: 768px) {
    .panels-desktop.svelte-1n46o8q { display: none; }
    .hint.svelte-1n46o8q { display: none; }
  }