:root {
  color-scheme: light dark;
  --bg: #f6f8fb;
  --card: #ffffff;
  --text: #0f172a;
  --muted: #475569;
  --border: #e2e8f0;
  --accent: #2563eb;
  --accent-contrast: #ffffff;
  --danger: #b91c1c;
  --success: #16a34a;
  --shadow: 0 10px 25px rgba(0, 0, 0, 0.05);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b1021;
    --card: #0f172a;
    --text: #e2e8f0;
    --muted: #94a3b8;
    --border: #1f2937;
    --accent: #60a5fa;
    --accent-contrast: #0b1021;
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, sans-serif;
  background: radial-gradient(circle at 20% 20%, rgba(59, 130, 246, 0.06), transparent 20%),
              radial-gradient(circle at 80% 0%, rgba(45, 212, 191, 0.06), transparent 25%),
              var(--bg);
  color: var(--text);
  min-height: 100vh;
  padding: 24px;
  display: flex;
  flex-direction: column;
}

header.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.header h1 {
  margin: 0;
  font-weight: 700;
}

.subtitle {
  margin: 4px 0 0;
  color: var(--muted);
}

@media (max-width: 640px) {
  .subtitle {
    display: none;
  }
}

.tabs {
  display: inline-flex;
  gap: 8px;
  background: var(--card);
  padding: 4px;
  border-radius: 12px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
}

.tabs .tab {
  border: none;
  background: transparent;
  padding: 10px 16px;
  border-radius: 10px;
  font-weight: 600;
  color: var(--muted);
  cursor: pointer;
}

.tab-label-short {
  display: none;
}

@media (max-width: 640px) {
  .tab-label-full {
    display: none;
  }

  .tab-label-short {
    display: inline;
  }
}

.tabs .tab.active {
  background: linear-gradient(135deg, var(--accent), #22c55e);
  color: var(--accent-contrast);
}

main {
  margin-top: 18px;
  flex: 1;
}

.tab-pane {
  display: none;
}

.tab-pane.active {
  display: block;
}

.tab-pane > .card + .card {
  margin-top: 14px;
}

.card {
  background: var(--card);
  border-radius: 16px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  padding: 20px;
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 12px;
}

.results-header {
  align-items: center;
}

.grid { display: grid; gap: 12px; }
.grid-4 { grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }

label { display: flex; flex-direction: column; gap: 6px; font-weight: 600; color: var(--muted); }

input, select, textarea {
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text);
}

textarea {
  width: 100%;
  min-height: 140px;
  resize: vertical;
  font-family: inherit;
}

input:focus, select:focus, textarea:focus, button:focus {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.form-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  grid-column: 1 / -1;
}

.btn {
  border: none;
  border-radius: 10px;
  padding: 10px 14px;
  cursor: pointer;
  font-weight: 600;
  transition: transform 0.1s ease, box-shadow 0.2s ease;
}

.btn:hover { transform: translateY(-1px); }

.btn.primary { background: var(--accent); color: var(--accent-contrast); }
.btn.ghost { background: transparent; color: var(--muted); border: 1px solid var(--border); }
.btn.success { background: var(--success); color: var(--accent-contrast); }
.btn.danger { background: var(--danger); color: var(--accent-contrast); }

.search-form { display: flex; flex-direction: column; gap: 10px; }
.search-grid { display: grid; gap: 10px; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); }
.query-row { display: flex; flex-direction: column; gap: 6px; }
.query-label { font-weight: 600; color: var(--muted); }
.query-input { display: grid; grid-template-columns: 1fr auto; gap: 8px; align-items: center; }
.query-input input { width: 100%; }

@media (max-width: 640px) {
  .search-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  #results-table .col-title {
    min-width: 220px;
  }

  .selection-group .btn {
    padding-left: 10px;
    padding-right: 10px;
  }
}

.results-actions { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; }
.selection-group, .action-group { display: flex; gap: 8px; flex-wrap: wrap; }
.selection-group { margin-right: auto; }

.pill {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  vertical-align: middle;
}

.pill-downloaded { background: rgba(22, 163, 74, 0.2); color: var(--text); }

.table-wrapper {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: 12px;
  margin-top: 12px;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th, td {
  padding: 10px 12px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

#results-table .col-artist {
  min-width: 180px;
  width: clamp(160px, 22%, 280px);
}

#results-table .col-title {
  width: clamp(240px, 32%, 480px);
}

#results-table .is-hidden-col {
  display: none;
}


th { color: var(--muted); font-weight: 700; }

tr.downloaded td { background: rgba(22, 163, 74, 0.16); }
tr.failed td { background: rgba(185, 28, 28, 0.08); }

.muted { color: var(--muted); }

.table-actions {
  margin-top: 10px;
  display: flex;
  justify-content: flex-end;
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}

.hidden { display: none !important; }

.stack { display: flex; flex-direction: column; gap: 10px; }

.queue-item {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px;
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.08), rgba(34, 197, 94, 0.08));
}

.queue-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
}

.status {
  padding: 4px 8px;
  border-radius: 8px;
  font-weight: 700;
  text-transform: capitalize;
}

.status.in_progress { background: rgba(37, 99, 235, 0.15); color: var(--text); }
.status.completed { background: rgba(22, 163, 74, 0.15); }
.status.failed { background: rgba(185, 28, 28, 0.15); }
.status.retrying { background: rgba(245, 158, 11, 0.15); }
.status.queued { background: rgba(79, 70, 229, 0.15); }
.status.aborted { background: rgba(15, 23, 42, 0.15); }

.progress-bar {
  height: 10px;
  border-radius: 999px;
  background: var(--border);
  overflow: hidden;
  margin-top: 6px;
}

.progress-bar span {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--accent), #22c55e);
  width: 0%;
}

.settings-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  width: 100%;
}

.settings-section {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px;
  background: rgba(148, 163, 184, 0.06);
  min-width: 0;
  width: 100%;
}

.setting-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 8px;
  flex-wrap: wrap;
}

.setting-row:last-child { margin-bottom: 0; }
.setting-row label { flex-direction: row; margin: 0; }
.setting-row input, .setting-row select { width: 240px; max-width: 100%; }
.setting-row input[type="checkbox"] { width: auto; }

.settings-section h3 { margin: 0 0 8px; }

#toast-container {
  position: fixed;
  bottom: 16px;
  right: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  z-index: 100;
}

.toast {
  position: relative;
  background: var(--card);
  color: var(--text);
  border: 1px solid var(--border);
  padding: 12px 14px;
  border-radius: 12px;
  box-shadow: var(--shadow);
  opacity: 0;
  transform: translateY(20px);
  animation: toast-in 0.3s forwards;
  display: flex;
  gap: 12px;
  align-items: flex-start;
  min-width: 220px;
  max-width: 360px;
}

.toast.is-error {
  border-color: var(--danger);
}

.toast-content {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.toast-message {
  line-height: 1.4;
}

.toast-action {
  align-self: flex-start;
  border: none;
  background: none;
  padding: 0;
  color: var(--accent);
  font-weight: 600;
  font-size: 0.85rem;
  cursor: pointer;
  text-decoration: underline;
}

.toast-dismiss {
  border: none;
  background: none;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 700;
  cursor: pointer;
  padding: 2px 6px;
  line-height: 1;
}

.toast-dismiss:hover,
.toast-action:hover {
  color: var(--text);
}

@keyframes toast-in {
  to { opacity: 1; transform: translateY(0); }
}

.sse-status {
  padding: 6px 10px;
  border-radius: 12px;
  background: rgba(34, 197, 94, 0.15);
  color: var(--muted);
  min-width: 90px;
  text-align: center;
}

.sse-status.error {
  background: rgba(185, 28, 28, 0.15);
}

.footer {
  margin-top: 24px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 16px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: var(--shadow);
  flex-wrap: wrap;
  font-size: 0.7rem;
}

.footer a, .footer a:visited {
  color: var(--muted);
}

.action-row { flex-direction: row !important; flex-wrap: wrap; }

.saved-actions {
  margin-top: 12px;
}

.url-actions {
  margin-top: 12px;
  justify-content: flex-start;
}

.empty-state {
  border: 1px dashed var(--border);
  border-radius: 12px;
  padding: 16px;
  margin: 12px 0;
  text-align: center;
}

.loading-banner {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.1), rgba(34, 197, 94, 0.08));
  margin: 12px 0;
}

.spinner {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 3px solid rgba(37, 99, 235, 0.2);
  border-top-color: var(--accent);
  animation: spin 0.8s linear infinite;
}

.loading-title {
  font-weight: 700;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

body.modal-open {
  overflow: hidden;
}

.modal {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  z-index: 1000;
}

.modal .modal-content {
  width: min(560px, 100%);
  background: var(--card);
  border-radius: 16px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
}

.modal-header {
  padding: 16px;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
  border-bottom: 1px solid var(--border);
}

.modal-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.modal-actions-inline {
  padding: 0 16px 16px;
  justify-content: flex-end;
}

.settings-modal-body {
  display: flex;
  gap: 16px;
  overflow: hidden;
  flex: 1;
}

.settings-tabs {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 124px;
  margin-left: 4px;
  margin-top: 5px;
}

.settings-tab {
  border: 1px solid var(--border);
  background: transparent;
  color: var(--muted);
  padding: 10px 12px;
  border-radius: 12px;
  cursor: pointer;
  text-align: left;
  font-weight: 700;
}

.settings-tab.active {
  background: linear-gradient(135deg, var(--accent), #22c55e);
  color: var(--accent-contrast);
  border-color: transparent;
}

.settings-panels {
  flex: 1;
  height: 100%;
  overflow-y: auto;
  padding-right: 4px;
}

.settings-group {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.settings-group-intro {
  padding: 4px 0 4px 4px;
}

.settings-card {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px;
  background: rgba(148, 163, 184, 0.06);
}

.settings-card.is-highlighted {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.2);
}

.settings-card-header {
  margin-bottom: 8px;
}

.settings-fields {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 12px;
}

.setting-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 8px;
  border-radius: 10px;
  background: var(--card);
  border: 1px solid var(--border);
}

.setting-field.is-checkbox {
  gap: 4px;
}

.setting-field.has-error {
  border-color: var(--danger);
}

.setting-field label {
  font-weight: 700;
  color: var(--text);
}

.setting-field input,
.setting-field select,
.setting-field textarea {
  width: 100%;
}

.setting-checkbox-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.setting-checkbox-row input[type="checkbox"] {
  width: auto;
}

.help-text {
  font-size: 13px;
}

.help-text a {
  color: var(--accent);
  text-decoration: underline;
}

.field-error {
  color: var(--danger);
  font-weight: 700;
  font-size: 13px;
}

.settings-header-actions {
  display: flex;
  gap: 8px;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
}

.settings-summary {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.settings-pill-grid {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.pill-info {
  background: rgba(37, 99, 235, 0.12);
  color: var(--text);
  border: 1px solid var(--border);
}

.alert {
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid var(--border);
}

.alert-warning {
  background: rgba(245, 158, 11, 0.12);
  border-color: rgba(245, 158, 11, 0.6);
}

@media (max-width: 900px) {
  .settings-modal-body {
    flex-direction: column;
  }

  .settings-tabs {
    flex-direction: row;
    min-width: 0;
    gap: 6px;
  }

  .settings-tab {
    padding: 4px 7px;
  }

  .settings-panels {
    max-height: 60vh;
  }
}