:root {
  --bg: #121212;
  --bg-elev: #181818;
  --bg-elev-2: #1f1f1f;
  --bg-hover: #282828;
  --border: #2a2a2a;
  --text: #ffffff;
  --text-dim: #b3b3b3;
  --text-faint: #7a7a7a;
  --accent: #1db954;
  --accent-hover: #1ed760;
  --accent-dim: rgba(29, 185, 84, 0.15);
  --danger: #f15e5e;
  --radius: 10px;
  --radius-sm: 6px;
  --font: "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.45;
}

/* ---------- Header ---------- */
.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 22px;
  background: var(--bg-elev);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 20;
}

.brand { display: flex; align-items: center; gap: 12px; }
.brand h1 { margin: 0; font-size: 20px; letter-spacing: 0.4px; }
.tagline { margin: 2px 0 0; color: var(--text-dim); font-size: 13px; }
.logo { display: grid; place-items: center; }

.conn-status {
  font-size: 12px;
  padding: 5px 12px;
  border-radius: 999px;
  background: var(--bg-hover);
  color: var(--text-dim);
  border: 1px solid var(--border);
}
.conn-status.live { color: var(--accent); border-color: var(--accent); background: var(--accent-dim); }
.conn-status.dead { color: var(--danger); border-color: var(--danger); }

/* ---------- Layout ---------- */
.layout {
  display: grid;
  grid-template-columns: minmax(360px, 5fr) minmax(380px, 6fr);
  gap: 18px;
  padding: 18px 22px 40px;
  max-width: 1400px;
  margin: 0 auto;
}

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

.panel {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
}

.panel-title {
  margin: 0 0 12px;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  color: var(--text-dim);
}
.panel-title.files-title { margin-top: 26px; }

/* ---------- Inputs ---------- */
.links-input {
  width: 100%;
  resize: vertical;
  min-height: 120px;
  background: var(--bg-elev-2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px;
  font-family: "Consolas", "Courier New", monospace;
  font-size: 14px;
}
.links-input:focus, input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--accent);
}

input[type="text"], input[type="number"], select, textarea {
  background: var(--bg-elev-2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 8px 10px;
  font-family: var(--font);
  font-size: 14px;
  width: 100%;
}
select { cursor: pointer; }
input[type="file"] { color: var(--text-dim); font-size: 13px; }

/* ---------- Options grid ---------- */
.options-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 14px;
}
.field { display: flex; flex-direction: column; gap: 6px; }
.field-span-2 { grid-column: 1 / -1; }
.field-label { font-size: 12px; color: var(--text-dim); text-transform: uppercase; letter-spacing: 0.8px; }
.inline-controls { display: inline-flex; align-items: center; gap: 10px; margin-left: 12px; }
.inline-controls select, .inline-controls input { width: auto; }
.hidden { display: none !important; }

/* ---------- Toggles ---------- */
.toggle-row { display: flex; align-items: center; flex-wrap: wrap; gap: 8px; }
.toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  color: var(--text);
  font-size: 14px;
  user-select: none;
}
.toggle.small { font-size: 13px; color: var(--text-dim); }
.toggle input { display: none; }
.toggle-track {
  width: 36px;
  height: 20px;
  border-radius: 999px;
  background: var(--bg-hover);
  border: 1px solid var(--border);
  position: relative;
  transition: background 0.15s;
  flex: none;
}
.toggle-thumb {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--text-dim);
  transition: transform 0.15s, background 0.15s;
}
.toggle input:checked + .toggle-track { background: var(--accent); border-color: var(--accent); }
.toggle input:checked + .toggle-track .toggle-thumb { transform: translateX(16px); background: #fff; }

/* ---------- Radio ---------- */
.radio-row { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.radio { display: inline-flex; align-items: center; gap: 6px; cursor: pointer; color: var(--text); font-size: 14px; }
.radio input { accent-color: var(--accent); width: 15px; height: 15px; }
.playlist-items { width: 120px; }

/* ---------- Cookies ---------- */
.cookie-row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.cookie-row select, .cookie-row input { width: auto; }

/* ---------- Advanced ---------- */
.advanced { margin-bottom: 16px; border: 1px solid var(--border); border-radius: var(--radius-sm); }
.advanced summary {
  cursor: pointer;
  padding: 10px 14px;
  color: var(--text-dim);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  list-style: none;
}
.advanced summary::-webkit-details-marker { display: none; }
.advanced[open] summary { color: var(--accent); }
.advanced-body { padding: 14px; border-top: 1px solid var(--border); margin-bottom: 0; }
.advanced-body textarea { font-family: "Consolas", "Courier New", monospace; font-size: 13px; }
.advanced-checks { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.advanced code { background: var(--bg); padding: 1px 5px; border-radius: 4px; color: var(--accent); }

/* ---------- Download button ---------- */
.btn-download {
  width: 100%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: var(--accent);
  color: #000;
  border: none;
  border-radius: 999px;
  padding: 13px 20px;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.15s, transform 0.05s;
}
.btn-download:hover { background: var(--accent-hover); }
.btn-download:active { transform: scale(0.99); }
.btn-download:disabled { opacity: 0.5; cursor: not-allowed; }
.status-line { min-height: 20px; margin: 10px 2px 0; font-size: 13px; color: var(--text-dim); }
.status-line.error { color: var(--danger); }

/* ---------- Jobs ---------- */
.jobs { display: flex; flex-direction: column; gap: 12px; }
.job {
  background: var(--bg-elev-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px;
}
.job-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 8px; }
.job-urls { font-size: 12px; color: var(--text-faint); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.job-badge {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  padding: 3px 9px;
  border-radius: 999px;
  background: var(--bg-hover);
  color: var(--text-dim);
  flex: none;
}
.job-badge.running, .job-badge.queued { color: var(--accent); background: var(--accent-dim); }
.job-badge.finished { color: var(--accent); background: var(--accent-dim); }
.job-badge.error { color: var(--danger); background: rgba(241, 94, 94, 0.15); }
.job-badge.cancelled { color: var(--text-dim); background: var(--bg-hover); }

.item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 7px 0;
  border-top: 1px solid var(--border);
}
.item-thumb {
  width: 52px; height: 34px;
  object-fit: cover;
  border-radius: 4px;
  background: var(--bg-hover);
  flex: none;
}
.item-main { flex: 1; min-width: 0; }
.item-title { font-size: 13px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.item-sub { font-size: 12px; color: var(--text-dim); }
.progress-track { height: 6px; background: var(--bg-hover); border-radius: 999px; overflow: hidden; margin-top: 5px; }
.progress-fill { height: 100%; background: var(--accent); width: 0%; transition: width 0.2s; }
.item-actions { display: flex; align-items: center; gap: 8px; }
.icon-btn {
  background: none;
  border: none;
  color: var(--text-dim);
  cursor: pointer;
  font-size: 13px;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
}
.icon-btn:hover { color: var(--danger); background: rgba(241, 94, 94, 0.12); }
.icon-btn.link { color: var(--accent); }
.icon-btn.link:hover { color: var(--accent-hover); background: var(--accent-dim); }

.job-log { margin-top: 8px; font-size: 12px; color: var(--text-faint); max-height: 90px; overflow-y: auto; border-top: 1px dashed var(--border); padding-top: 6px; }
.job-log div { white-space: pre-wrap; word-break: break-word; }
.job-log .error { color: var(--danger); }
.job-log .warning { color: #f0c060; }

.empty { color: var(--text-faint); font-size: 13px; margin: 6px 0; }

/* ---------- Files ---------- */
.files { display: flex; flex-direction: column; gap: 4px; }
.file-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 7px 8px;
  border-radius: var(--radius-sm);
  font-size: 13px;
}
.file-row:hover { background: var(--bg-hover); }
.file-name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.file-size { color: var(--text-faint); font-size: 12px; flex: none; }