/* App shell — Notion / Vercel style sidebar dashboard */

html,
body.app-shell {
  overflow-x: hidden;
}

body.app-shell {
  min-height: 100vh;
  /* P0 (0.9.64): flat app background */
  background: var(--bg);
}

.app-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  min-height: 100vh;
}

/* Sidebar */
.sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: 1.25rem 1rem;
  background: color-mix(in srgb, var(--bg-elevated) 96%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-right: 1px solid var(--border);
  z-index: 40;
  overflow: hidden;
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.35rem 0.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.sidebar-brand .logo-mark {
  width: 30px;
  height: 30px;
  border-radius: 8px;
  background: linear-gradient(135deg, #7c3aed, #2563eb);
  display: grid;
  place-items: center;
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
}

.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  overflow-x: hidden;
  padding-right: 0.15rem;
  -webkit-overflow-scrolling: touch;
}

.sidebar-label {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  padding: 0.75rem 0.75rem 0.2rem;
}

.sidebar-label:first-child {
  padding-top: 0.25rem;
}

.sidebar-label--sub {
  font-size: 0.65rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  padding: 0.55rem 0.75rem 0.05rem;
  opacity: 0.9;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  width: 100%;
  text-align: left;
  padding: 0.5rem 0.7rem;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
  background: transparent;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
  flex-shrink: 0;
}

.nav-item:hover {
  background: var(--bg-muted);
  color: var(--text);
}

.nav-item.is-active {
  background: var(--accent-soft);
  color: var(--text);
  border-color: var(--border);
  font-weight: 600;
}

.nav-item .nav-ico {
  width: 1.25rem;
  text-align: center;
  opacity: 0.9;
}

.sidebar-footer {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding-top: 0.5rem;
  border-top: 1px solid var(--border);
  flex-shrink: 0;
}

.usage-card {
  padding: 0.85rem 0.9rem;
  border-radius: var(--radius-md);
  background: var(--bg-muted);
  border: 1px solid var(--border);
}

.usage-card-top {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.usage-card-title {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.usage-card-value {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text);
}

.usage-card-value[data-state="empty"] {
  color: var(--danger);
}

.usage-card-value[data-state="pro"] {
  color: var(--pro);
}

.usage-bar {
  height: 6px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--border) 80%, transparent);
  overflow: hidden;
}

.usage-bar > span {
  display: block;
  height: 100%;
  width: 0%;
  background: var(--pro);
  transition: width var(--transition);
}

.usage-card[data-state="empty"] .usage-bar > span {
  background: var(--danger);
}

.usage-card[data-state="pro"] .usage-bar > span {
  width: 100% !important;
  background: var(--success);
}

.usage-hint {
  margin-top: 0.45rem;
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Main column */
.app-main {
  display: flex;
  flex-direction: column;
  min-width: 0;
  max-width: 100%;
  background: transparent;
}

.app-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  height: 64px;
  padding: 0 1.5rem;
  border-bottom: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg-elevated) 78%, transparent);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 30;
}

.app-topbar-title {
  font-weight: 600;
  letter-spacing: -0.02em;
}

.app-topbar-actions {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.usage-pill-top {
  font-size: 0.8125rem;
  font-weight: 500;
  padding: 0.35rem 0.7rem;
  border-radius: 999px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  white-space: nowrap;
}

.usage-pill-top[data-state="empty"] {
  color: var(--danger);
  border-color: color-mix(in srgb, var(--danger) 40%, var(--border));
}

.usage-pill-top[data-state="pro"] {
  color: var(--pro);
  border-color: color-mix(in srgb, var(--pro) 45%, var(--border));
}

.app-content {
  position: relative;
  padding: 1.5rem 1.25rem 2.5rem;
  width: min(1400px, 100%);
  max-width: 100%;
  min-width: 0;
  margin-inline: auto;
}

/* Video tool: use nearly full available width beside the sidebar */
.app-content:has([data-tool-panel="video"]:not([hidden])) {
  width: min(1600px, 100%);
  padding-inline: 1rem;
}

.panel-card--video {
  max-width: none;
}

/* Ambient glow behind the workspace card — disabled in 0.9.64 (P0: flat app background) */
.app-content::before {
  display: none;
  content: "";
  position: absolute;
  left: 50%;
  top: 2.5rem;
  transform: translateX(-50%);
  width: min(1200px, 140%);
  height: min(520px, 70vh);
  z-index: 0;
  pointer-events: none;
  background: var(--panel-glow);
  filter: blur(2px);
}

.panel-card {
  position: relative;
  z-index: 1;
  background: color-mix(in srgb, var(--bg-elevated) 94%, transparent);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 1.5rem;
  box-shadow: var(--shadow-md), 0 0 0 1px color-mix(in srgb, var(--pro) 8%, transparent);
  overflow-x: hidden;
  width: 100%;
  max-width: 100%;
  min-width: 0;
}

.panel-card h2 {
  letter-spacing: -0.03em;
  margin-bottom: 0.35rem;
}

.panel-card .lead {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  margin-bottom: 1.25rem;
}

.menu-toggle {
  display: none;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  color: var(--text);
}

.sidebar-backdrop {
  display: none;
}

@media (max-width: 900px) {
  .app-layout {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: fixed;
    left: 0;
    top: 0;
    width: min(280px, 86vw);
    transform: translateX(-105%);
    transition: transform var(--transition);
    box-shadow: var(--shadow-lg);
  }

  body.sidebar-open .sidebar {
    transform: translateX(0);
  }

  .sidebar-backdrop {
    display: block;
    position: fixed;
    inset: 0;
    background: rgba(9, 9, 11, 0.45);
    z-index: 35;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition);
  }

  body.sidebar-open .sidebar-backdrop {
    opacity: 1;
    pointer-events: auto;
  }

  .menu-toggle {
    display: grid;
    place-items: center;
  }

  .usage-pill-top {
    display: none;
  }

  .app-topbar {
    flex-wrap: wrap;
    height: auto;
    min-height: 64px;
    padding: 0.65rem 1rem;
    gap: 0.5rem;
  }

  .app-topbar-actions {
    flex-wrap: wrap;
    gap: 0.4rem;
    justify-content: flex-end;
  }

  .app-topbar-actions .btn-pro {
    padding: 0.4rem 0.7rem;
    font-size: 0.8125rem;
  }

  .app-content {
    padding: 1rem;
  }
}

@media (max-width: 640px) {
  .app-content {
    padding: 1rem;
  }

  .panel-card {
    padding: 1rem;
  }

  .audio-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .audio-actions .btn {
    width: 100%;
  }

  .tool-tabs {
    display: none;
  }

  .tool-mode-select-wrap {
    display: block;
    margin-bottom: 1.25rem;
  }

  .tool-mode-select {
    display: block;
    width: 100%;
  }

  #user-email-top {
    display: none;
  }
}

/* Locked workspace */
#tool-workspace.is-locked .panel-card .dropzone,
#tool-workspace.is-locked .panel-card .audio-settings,
#tool-workspace.is-locked .panel-card .audio-tts-text-field,
#tool-workspace.is-locked .panel-card .quality-field {
  opacity: 0.45;
  pointer-events: none;
}


/* Pricing modal (account upgrade) — mirrored essentials from audio.css */
.modal-plans {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.85rem;
}
.modal-plans-pro { grid-template-columns: 1fr 1fr; }
.modal-plan {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1rem;
  background: var(--bg);
  position: relative;
}
.modal-plan.featured {
  border-color: color-mix(in srgb, var(--pro) 55%, var(--border));
}
.modal-plan h4 { margin-bottom: 0.25rem; }
.modal-price {
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: 0.75rem;
}
.modal-price span {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
}
.modal-plan ul {
  list-style: none;
  margin-bottom: 1rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
}
.modal-plan li { padding: 0.25rem 0; }
.modal-plan li::before {
  content: "✓ ";
  color: var(--success);
  font-weight: 700;
}
.plan-save-badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: #0b3d2e;
  background: color-mix(in srgb, var(--success, #22c55e) 28%, #fff);
  border: 1px solid color-mix(in srgb, var(--success, #22c55e) 45%, transparent);
  border-radius: 999px;
  padding: 0.15rem 0.55rem;
  margin-bottom: 0.35rem;
}
.modal-price-note {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin: -0.35rem 0 0.65rem;
}
.yearly-config-hint {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-top: 0.5rem;
}
@media (max-width: 560px) {
  .modal-plans, .modal-plans-pro { grid-template-columns: 1fr; }
}

.usage-reset-eta {
  margin: 0.25rem 0 0;
  font-size: 0.75rem;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
}


/* Paywalled process buttons (freemium lock) */
#tool-workspace.is-locked #audio-process-btn,
#tool-workspace.is-locked #audio-tts-btn,
#tool-workspace.is-locked #image-process-btn,
#tool-workspace.is-locked #image-batch-btn,
#tool-workspace.is-locked #image-upscale-btn,
#tool-workspace.is-locked #image-color-btn,
#tool-workspace.is-locked #video-process-btn {
  cursor: not-allowed;
}


/* ---------- P0 (0.9.64) ---------- */

/* Native inputs/selects in the Studio workspace that had no author styles
   (rendered as white UA boxes in dark mode) get the shared .input look.
   :where() keeps specificity at 0, so existing component styles still win. */
:where(.app-shell #tool-workspace) :where(
  input[type="number"],
  input[type="text"],
  input[type="email"],
  input[type="url"],
  input:not([type]),
  select:not(.sr-only):not([hidden]):not(.tool-mode-select)
) {
  font: inherit;
  font-size: 13px;
  line-height: 1.2;
  min-height: 32px;
  padding: 0 10px;
  color: var(--text);
  background: var(--input-bg, var(--bg-elevated));
  border: 1px solid var(--border);
  border-radius: 8px;
  max-width: 100%;
  min-width: 0;
}
:where(.app-shell #tool-workspace) :where(input[type="number"], input[type="text"], input:not([type]), select):focus-visible {
  outline: none;
  border-color: var(--brand, #7c3aed);
  box-shadow: 0 0 0 3px var(--ring, rgba(124, 58, 237, 0.35));
}
/* Compact 2-col timeline fields: let them shrink instead of clipping the Out column */
.tl-controls .field {
  min-width: 0;
}
.tl-controls .field .input,
.tl-silence-controls .field .input {
  width: 100%;
}

/* Duplicate heading: topbar H1 already names the tool */
#video-title {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Sidebar: Messages / Admin as plain nav items (no inline boxed borders) */
.sidebar-account-links {
  display: flex;
  flex-direction: column;
  gap: 0.125rem;
}
.nav-item--link {
  min-height: 32px;
  padding: 0.375rem 0.7rem;
  text-decoration: none;
}
.sidebar-footer {
  gap: 0.5rem;
}