:root {
  --bg: #0f1117;
  --panel: #171a22;
  --border: #2a3040;
  --text: #e8ecf4;
  --muted: #8b95a8;
  --accent: #5b8cff;
  --accent2: #3dd68c;
  --danger: #ff6b7a;
  --radius: 12px;
  --font: "Segoe UI", system-ui, -apple-system, sans-serif;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: var(--font);
  background: radial-gradient(ellipse at top, #1a2030 0%, var(--bg) 55%);
  color: var(--text);
  min-height: 100vh;
}
body.has-download-dock { padding-bottom: 88px; }
@media (max-width: 640px) {
  body.has-download-dock { padding-bottom: 104px; }
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border);
  background: rgba(15, 17, 23, 0.85);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  z-index: 10;
}

.brand { display: flex; gap: 0.75rem; align-items: center; }
.brand h1 { margin: 0; font-size: 1.15rem; }
.brand .sub { margin: 0; color: var(--muted); font-size: 0.85rem; }
.logo {
  width: 40px; height: 40px; border-radius: 10px;
  background: linear-gradient(135deg, var(--accent), #8b5cf6);
  display: grid; place-items: center; font-size: 1rem;
}

.layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 360px);
  gap: 1rem;
  align-items: start;
  padding: 1rem 1.5rem 2rem;
  max-width: 1180px;
  margin: 0 auto;
}

.layout-main {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  min-width: 0;
}

@media (max-width: 960px) {
  .layout {
    grid-template-columns: 1fr;
  }
  .panel-progress {
    position: static;
    max-height: none;
  }
  .panel-progress-body {
    max-height: 420px;
  }
}

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

.panel-progress {
  position: sticky;
  top: calc(4.5rem + 8px);
  max-height: calc(100vh - 5.5rem);
  display: flex;
  flex-direction: column;
  padding: 0;
  overflow: hidden;
}

.panel-progress-head {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.panel-progress-head-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}

.progress-autodl {
  font-size: 0.78rem;
  color: var(--muted);
  cursor: pointer;
  user-select: none;
  line-height: 1.35;
}

.progress-autodl input {
  accent-color: var(--accent2);
  flex-shrink: 0;
}

.panel-progress-title {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text);
}

.panel-progress-body {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  padding: 0.75rem 1rem 1rem;
  scrollbar-width: thin;
}

.progress-section-title {
  margin: 0.85rem 0 0.45rem;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.progress-section-title:first-child {
  margin-top: 0;
}

.event-log-panel {
  padding: 0.75rem 1rem;
}

.event-log-panel .progress-section-title {
  margin: 0 0 0.45rem;
}

.event-log-panel .log {
  max-height: 200px;
}

.panel-progress .job-card h4,
.panel-progress .pl-card h4 {
  font-size: 0.82rem;
  line-height: 1.35;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.panel-progress .job-card h4 small {
  display: block;
  margin-top: 2px;
  font-size: 0.72rem;
}

.jobs-more-wrap {
  margin: 0.35rem 0 0.5rem;
}

.jobs-more-wrap.hidden {
  display: none;
}

.jobs-more-wrap .btn.block {
  margin-top: 0;
  width: 100%;
  font-size: 0.78rem;
}

.panel-progress--pulse {
  animation: progress-pulse 0.9s ease;
}

@keyframes progress-pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(91, 140, 255, 0); }
  40% { box-shadow: 0 0 0 2px rgba(91, 140, 255, 0.35); }
}

.tabs { display: flex; gap: 0.35rem; margin-bottom: 1rem; flex-wrap: wrap; }
.tab {
  border: 1px solid var(--border);
  background: transparent;
  color: var(--muted);
  padding: 0.45rem 0.85rem;
  border-radius: 999px;
  cursor: pointer;
}
.tab.active { background: var(--accent); border-color: var(--accent); color: #fff; }

.tab-pane { display: none; }
.tab-pane.active { display: block; }

.field { display: flex; flex-direction: column; gap: 0.35rem; margin-bottom: 0.85rem; }
.field span { font-size: 0.82rem; color: var(--muted); }
.field input, .field select, .field textarea {
  background: #0d1018;
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 8px;
  padding: 0.6rem 0.75rem;
  font: inherit;
}
.field.inline { flex-direction: row; align-items: center; gap: 0.5rem; }

.row { display: flex; gap: 0.65rem; align-items: center; flex-wrap: wrap; margin-bottom: 0.75rem; }
.row.between { justify-content: space-between; }
.grow { flex: 1; min-width: 140px; }

.btn {
  border: none; border-radius: 8px; padding: 0.55rem 1rem;
  font: inherit; cursor: pointer; white-space: nowrap;
}
.btn.primary { background: var(--accent); color: #fff; }
.btn.secondary { background: #252b3a; color: var(--text); border: 1px solid var(--border); }
.btn.ghost { background: transparent; color: var(--muted); border: 1px solid var(--border); }
.btn.danger { background: var(--danger); color: #fff; }
.btn.block { width: 100%; margin-top: 0.5rem; }
.btn.sm { padding: 0.35rem 0.65rem; font-size: 0.85rem; }
.btn:disabled { opacity: 0.55; cursor: not-allowed; }
.btn.is-loading {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  opacity: 0.88;
  cursor: wait;
  pointer-events: none;
}
.btn.is-loading .btn-spinner {
  width: 15px;
  height: 15px;
  flex-shrink: 0;
  border: 2px solid rgba(255, 255, 255, 0.28);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}
.btn.secondary.is-loading .btn-spinner,
.btn.ghost.is-loading .btn-spinner {
  border-color: rgba(139, 149, 168, 0.35);
  border-top-color: var(--accent);
}
.btn.sm.is-loading .btn-spinner { width: 12px; height: 12px; border-width: 2px; }
.btn.block.is-loading { width: 100%; }

.file-btn.is-loading {
  position: relative;
  opacity: 0.65;
  pointer-events: none;
  padding-left: 2.1rem;
}
.file-btn.is-loading::before {
  content: "";
  position: absolute;
  left: 0.65rem;
  top: 50%;
  width: 14px;
  height: 14px;
  margin-top: -7px;
  border: 2px solid rgba(139, 149, 168, 0.35);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

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

.spinner {
  display: inline-block; width: 16px; height: 16px; vertical-align: middle;
  border: 2px solid var(--border); border-top-color: var(--accent);
  border-radius: 50%; animation: spin 0.7s linear infinite;
}
.spinner.lg { width: 28px; height: 28px; border-width: 3px; }

.section-loading {
  display: flex; align-items: center; gap: 0.6rem;
  padding: 1rem; color: var(--muted); font-size: 0.9rem;
}

.global-loader {
  position: fixed; inset: 0; z-index: 9998;
  background: rgba(10, 12, 18, 0.55);
  display: flex; align-items: center; justify-content: center;
  backdrop-filter: blur(2px);
}
.global-loader.hidden { display: none; }
.global-loader-box {
  display: flex; flex-direction: column; align-items: center; gap: 0.75rem;
  background: var(--panel); border: 1px solid var(--border);
  padding: 1.25rem 1.75rem; border-radius: var(--radius);
  box-shadow: 0 12px 40px rgba(0,0,0,0.45);
  color: var(--muted); font-size: 0.9rem;
}

.file-btn { display: inline-flex; align-items: center; cursor: pointer; }

.badge {
  font-size: 0.78rem; padding: 0.25rem 0.6rem; border-radius: 999px;
  border: 1px solid var(--border); color: var(--muted);
}
.badge.ok { color: var(--accent2); border-color: #2a6b4a; }
.badge.warn { color: #fbbf24; border-color: #6b5520; }

.formats, .info-box, .hidden { display: none; }
.formats.show, .info-box.show { display: block; }

.formats {
  background: #0d1018; border: 1px solid var(--border);
  border-radius: 8px; padding: 0.5rem; margin-bottom: 0.75rem;
  max-height: 200px; overflow: auto;
}
.fmt-row {
  display: flex; justify-content: space-between; padding: 0.35rem 0.5rem;
  border-radius: 6px; cursor: pointer;
}
.fmt-row:hover, .fmt-row.selected { background: #1e2433; }

.modes { margin: 0.5rem 0; }
.radio, .check { font-size: 0.9rem; color: var(--muted); display: flex; gap: 0.4rem; align-items: center; }

.playlist-items {
  list-style: none; padding: 0; margin: 0.75rem 0;
  max-height: 280px; overflow: auto; border: 1px solid var(--border);
  border-radius: 8px;
}
.playlist-items li {
  padding: 0.45rem 0.65rem; border-bottom: 1px solid var(--border);
  font-size: 0.88rem; color: var(--muted);
}
.playlist-items li:last-child { border-bottom: none; }

.job-card, .pl-card {
  border: 1px solid var(--border); border-radius: 8px;
  padding: 0.65rem 0.75rem; margin-bottom: 0.5rem; background: #0d1018;
}
.job-card h4, .pl-card h4 { margin: 0 0 0.35rem; font-size: 0.95rem; }
.job-meta {
  display: flex; flex-wrap: wrap; gap: 0.35rem; margin-bottom: 0.35rem;
}
.job-chip {
  display: inline-flex; align-items: center;
  font-size: 0.72rem; font-weight: 600; line-height: 1;
  padding: 0.22rem 0.45rem; border-radius: 999px;
  border: 1px solid var(--border); background: #252b3a;
  font-variant-numeric: tabular-nums;
}
.job-chip-res { color: #93c5fd; border-color: #334155; }
.job-chip-size { color: #c4b5fd; border-color: #334155; }
.job-time {
  font-size: 0.68rem;
  color: var(--muted);
  margin: -0.15rem 0 0.35rem;
  font-variant-numeric: tabular-nums;
}
.job-foot {
  display: flex; align-items: center; flex-wrap: wrap; gap: 0.35rem;
  font-size: 0.82rem; color: var(--muted);
}
.progress {
  height: 6px; background: #252b3a; border-radius: 999px; overflow: hidden; margin: 0.4rem 0;
}
.progress > span { display: block; height: 100%; background: var(--accent2); transition: width 0.3s; }

.log {
  font-size: 0.78rem; color: var(--muted); max-height: 220px; overflow: auto;
  background: #0d1018; border-radius: 8px; padding: 0.5rem; border: 1px solid var(--border);
}
.log div { padding: 0.15rem 0; }

dialog {
  border: 1px solid var(--border); border-radius: var(--radius);
  background: var(--panel); color: var(--text); padding: 0; max-width: 520px; width: 92%;
}
dialog::backdrop { background: rgba(0,0,0,0.55); }
.dialog-body { padding: 1.25rem; }
.hint, .ok { font-size: 0.88rem; color: var(--muted); }
.ok { color: var(--accent2); }
.mono { font-size: 0.75rem; background: #0d1018; padding: 0.5rem; border-radius: 6px; overflow: auto; }

body.has-download-dock .toast-stack { bottom: calc(88px + 0.75rem); }

.toast-stack {
  position: fixed;
  bottom: 1.25rem;
  right: 1.25rem;
  z-index: 9999;
  display: flex;
  flex-direction: column-reverse;
  align-items: stretch;
  gap: 0.5rem;
  max-width: min(360px, calc(100vw - 2rem));
  pointer-events: none;
}
.toast-stack:empty { display: none; }

.toast {
  position: relative;
  background: #252b3a; border: 1px solid var(--border);
  padding: 0.65rem 1rem 0.65rem 2.5rem; border-radius: 8px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.35);
  font-size: 0.9rem; line-height: 1.4;
  transform: translateY(12px); opacity: 0; pointer-events: none;
  transition: transform 0.22s ease, opacity 0.22s ease;
  display: block;
}
.toast::before {
  content: ""; position: absolute; left: 0.85rem; top: 50%; margin-top: -7px;
  width: 14px; height: 14px; border-radius: 50%;
}
.toast.show {
  transform: translateY(0); opacity: 1; pointer-events: auto;
}
.toast.ok { border-color: #2a6b4a; }
.toast.ok::before { background: var(--accent2); box-shadow: 0 0 0 3px rgba(61,214,140,0.2); }
.toast.error { border-color: var(--danger); }
.toast.error::before { background: var(--danger); box-shadow: 0 0 0 3px rgba(255,107,122,0.2); }
.toast.info::before { background: var(--accent); box-shadow: 0 0 0 3px rgba(91,140,255,0.2); }
.toast.loading { padding-left: 2.75rem; }
.toast.loading::before {
  background: transparent; box-shadow: none;
  border: 2px solid rgba(139,149,168,0.35); border-top-color: var(--accent);
  animation: spin 0.65s linear infinite;
}

.file-link { color: var(--accent); text-decoration: none; }
.file-link:hover { text-decoration: underline; }

.job-actions {
  display: inline-flex; align-items: center; gap: 0.45rem;
  margin-left: 0.35rem; flex-wrap: wrap;
}

.video-modal {
  position: fixed; inset: 0; z-index: 10000;
  display: flex; align-items: center; justify-content: center; padding: 1.25rem;
}
.video-modal[hidden] { display: none !important; }
.video-modal-backdrop {
  position: absolute; inset: 0;
  background: rgba(0, 0, 0, 0.72); backdrop-filter: blur(4px);
}
.video-modal-box {
  position: relative; width: min(920px, 100%);
  background: var(--panel); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 0.85rem;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.5);
}
.video-modal-head {
  display: flex; align-items: flex-start; gap: 0.65rem; margin-bottom: 0.65rem;
}
.video-modal-title {
  flex: 1; margin: 0; font-size: 0.92rem; font-weight: 600;
  line-height: 1.4; word-break: break-word; color: var(--text);
}
.video-modal-close {
  flex-shrink: 0; width: 32px; height: 32px; border: none; border-radius: 8px;
  background: #252b3a; color: var(--text); font-size: 1.25rem; line-height: 1; cursor: pointer;
}
.video-modal-close:hover { background: #2f384c; }
.video-player {
  width: 100%; max-height: min(70vh, 520px);
  border-radius: 8px; background: #000; display: block;
}
body.modal-open { overflow: hidden; }

/* Footer download progress dock */
.download-dock {
  position: fixed;
  left: 0; right: 0; bottom: 0; z-index: 9000;
  background: linear-gradient(180deg, rgba(15, 17, 23, 0) 0%, rgba(15, 17, 23, 0.92) 24%, var(--panel) 100%);
  border-top: 1px solid var(--border);
  box-shadow: 0 -8px 32px rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(10px);
  padding: 0.65rem 1rem 0.75rem;
}
.download-dock.hidden { display: none; }
.download-dock-inner {
  max-width: 1200px; margin: 0 auto;
  display: flex; align-items: flex-start; gap: 0.75rem;
}
.download-dock-icon {
  position: relative;
  width: 36px; height: 36px; flex-shrink: 0;
  display: grid; place-items: center;
  background: #0d1018; border: 1px solid var(--border);
  border-radius: 10px; margin-top: 2px;
}
.dock-done-mark { color: var(--accent2); font-size: 1.15rem; font-weight: 700; line-height: 1; }
.download-dock-body { flex: 1; min-width: 0; }
.download-dock-head {
  display: flex; align-items: flex-start; justify-content: space-between;
  gap: 0.75rem; margin-bottom: 0.45rem;
}
.download-dock-text { min-width: 0; flex: 1; }
.download-dock-title {
  font-size: 0.88rem; font-weight: 600; color: var(--text);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.download-dock-sub {
  font-size: 0.78rem; color: var(--muted); margin-top: 2px;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.download-dock-right {
  display: flex; align-items: center; gap: 0.5rem; flex-shrink: 0;
}
.download-dock-pct {
  font-size: 0.82rem; font-weight: 700; color: var(--accent2);
  font-variant-numeric: tabular-nums; min-width: 2.5rem; text-align: right;
}
.download-dock-jobs {
  border: 1px solid var(--border); background: #252b3a; color: var(--muted);
  border-radius: 6px; padding: 0.25rem 0.55rem; font-size: 0.75rem;
  cursor: pointer; font: inherit;
}
.download-dock-jobs:hover { color: var(--text); border-color: var(--accent); }
.download-dock-track {
  height: 8px; background: #0d1018; border-radius: 999px;
  overflow: hidden; border: 1px solid var(--border);
}
.download-dock-track.file { height: 5px; }
.download-dock-fill {
  height: 100%; width: 0%;
  background: linear-gradient(90deg, var(--accent2), #6ee7a8);
  border-radius: 999px;
  transition: width 0.35s ease;
}
.download-dock-fill.file {
  background: linear-gradient(90deg, var(--accent), #8b5cf6);
}
.download-dock-track.is-indeterminate .download-dock-fill {
  width: 38% !important;
  animation: dock-indeterminate 1.4s ease-in-out infinite;
}
@keyframes dock-indeterminate {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(280%); }
}
.download-dock-file {
  display: flex; align-items: center; gap: 0.5rem; margin-top: 0.4rem;
}
.download-dock-file.hidden { display: none; }
.download-dock-file-label {
  font-size: 0.68rem; color: var(--muted); text-transform: uppercase;
  letter-spacing: 0.04em; flex-shrink: 0;
}
.download-dock-file .download-dock-track { flex: 1; }
.download-dock-meta {
  font-size: 0.72rem; color: var(--muted); margin-top: 0.35rem;
}
.download-dock.mode-playlist .download-dock-pct { color: var(--accent); }

h2 { font-size: 1rem; margin: 1rem 0 0.5rem; color: var(--muted); }