:root {
    --bg: #0f1115;
    --panel: #171a21;
    --panel2: #1e222b;
    --border: #2a2f3a;
    --text: #e6e8ec;
    --muted: #9aa2b1;
    --accent: #4f8cff;
    --accent2: #3a6fd6;
    --danger: #e5484d;
    --danger2: #c53d41;
    --ok: #2fbf71;
    --warn: #e0a300;
    --radius: 8px;
  }
  * { box-sizing: border-box; }
  html, body { height: 100%; }
  body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    font-size: 14px;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
  }
  header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
    background: var(--panel);
  }
  header h1 {
    font-size: 17px;
    margin: 0;
    font-weight: 600;
    white-space: nowrap;
  }
  header .sub {
    color: var(--muted);
    font-size: 12px;
  }
  #fileBtn, .btn {
    background: var(--panel2);
    border: 1px solid var(--border);
    color: var(--text);
    padding: 8px 14px;
    border-radius: var(--radius);
    cursor: pointer;
    font-size: 13px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    white-space: nowrap;
  }
  .btn:hover { border-color: var(--accent); }
  .btn:disabled { opacity: 0.4; cursor: not-allowed; }
  .btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
  .btn.primary:hover { background: var(--accent2); }
  .btn.danger { background: rgba(229,72,77,0.12); border-color: var(--danger); color: #ff9a9d; }
  .btn.danger:hover { background: rgba(229,72,77,0.22); }
  #fileInput { display: none; }
  #status { color: var(--muted); font-size: 12px; margin-left: auto; }
  .hidden { display: none !important; }

  #app { display: none; padding: 16px 20px; }
  #app.visible { display: block; }

  .toolbar {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 10px 12px;
    margin-bottom: 12px;
  }
  .toolbar input[type=text], .toolbar input[type=number], .toolbar select {
    background: var(--panel2);
    border: 1px solid var(--border);
    color: var(--text);
    padding: 7px 10px;
    border-radius: 6px;
    font-size: 13px;
  }
  .toolbar input[type=text] { width: 220px; }
  .toolbar .sep { width: 1px; align-self: stretch; background: var(--border); margin: 0 4px; }
  .toolbar label { color: var(--muted); font-size: 12px; display: flex; align-items: center; gap: 6px; }
  .toolbar .group-label { color: var(--muted); font-size: 12px; margin-right: 2px; white-space: nowrap; }

  .menu { position: relative; display: inline-block; }
  .menu-trigger.open { border-color: var(--accent); color: var(--accent); }
  .menu-panel {
    display: none;
    position: absolute;
    top: calc(100% + 6px);
    left: 0;
    background: var(--panel2);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 10px;
    flex-direction: column;
    gap: 4px;
    min-width: 260px;
    box-shadow: 0 12px 28px rgba(0,0,0,0.5);
    z-index: 50;
  }
  .menu-panel.open { display: flex; }
  .menu-panel .btn { width: 100%; justify-content: flex-start; }
  .menu-panel .menu-sep { height: 1px; background: var(--border); margin: 6px 0; }
  .menu-panel .menu-title { color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: 0.03em; padding: 2px 4px 4px; }
  .menu-panel .menu-row { display: flex; gap: 6px; align-items: center; padding: 2px 4px 6px; }
  .menu-panel .menu-row input[type=number] { width: 70px; }

  .hint { color: var(--muted); font-size: 11.5px; margin-bottom: 10px; }
  .hint kbd { background: var(--panel2); border: 1px solid var(--border); border-radius: 4px; padding: 1px 5px; font-size: 11px; }

  .stats { display: flex; gap: 14px; color: var(--muted); font-size: 12px; margin-bottom: 10px; flex-wrap: wrap; }
  .stats b { color: var(--text); }

  .table-wrap {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: auto;
    max-height: 70vh;
    background: var(--panel);
  }
  table { border-collapse: collapse; width: 100%; }
  thead th {
    position: sticky; top: 0;
    background: var(--panel2);
    text-align: left;
    padding: 8px 10px;
    font-size: 12px;
    color: var(--muted);
    border-bottom: 1px solid var(--border);
    cursor: pointer;
    user-select: none;
    white-space: nowrap;
  }
  thead th:hover { color: var(--text); }
  tbody td {
    padding: 5px 10px;
    border-bottom: 1px solid var(--border);
    font-size: 13px;
    vertical-align: middle;
  }
  tbody tr { transition: background 0.1s; cursor: pointer; }
  tbody tr:hover { background: rgba(255,255,255,0.02); }
  tbody tr.selected { background: rgba(79,140,255,0.08); }
  tbody tr.deleted { opacity: 0.35; }
  tbody tr.dragging { opacity: 0.3; }
  tbody tr.drop-target { border-top: 2px solid var(--accent); }

  .drag-handle { cursor: grab; color: var(--muted); width: 18px; text-align: center; }
  .num-input {
    width: 60px;
    background: var(--panel2);
    border: 1px solid var(--border);
    color: var(--text);
    padding: 4px 6px;
    border-radius: 4px;
    font-size: 13px;
  }
  .name-input {
    width: 100%;
    min-width: 220px;
    background: transparent;
    border: 1px solid transparent;
    color: var(--text);
    padding: 4px 6px;
    border-radius: 4px;
    font-size: 13px;
  }
  .name-input:hover { border-color: var(--border); }
  .name-input:focus { background: var(--panel2); border-color: var(--accent); outline: none; }

  .badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
    white-space: nowrap;
  }
  .badge.enc { background: rgba(229,72,77,0.15); color: #ff9a9d; }
  .badge.free { background: rgba(47,191,113,0.15); color: #6bf0a5; }
  .badge.hd { background: rgba(79,140,255,0.15); color: #9cc0ff; }
  .badge.sd { background: rgba(154,162,177,0.15); color: var(--muted); }
  .badge.radio { background: rgba(224,163,0,0.15); color: #f0c96b; }

  #dropzone {
    margin: 40px auto;
    max-width: 640px;
    border: 2px dashed var(--border);
    border-radius: 14px;
    padding: 60px 30px;
    text-align: center;
    color: var(--muted);
  }
  #dropzone.dragover { border-color: var(--accent); color: var(--text); }
  #dropzone h2 { color: var(--text); font-weight: 600; font-size: 18px; margin-bottom: 8px; }
  #dropzone p { font-size: 13px; line-height: 1.6; }
  #dropzone .btn { margin-top: 16px; }
  .example-link { margin-top: 28px; font-size: 12.5px; }
  .example-link a { color: #cfe0ff; text-decoration: underline; }
  .example-link a:hover { color: #fff; }

  .footer-note {
    color: var(--muted);
    font-size: 11.5px;
    margin-top: 10px;
    line-height: 1.6;
  }
  .toast {
    position: fixed;
    bottom: 20px; right: 20px;
    background: var(--panel2);
    border: 1px solid var(--border);
    padding: 12px 16px;
    border-radius: 8px;
    font-size: 13px;
    max-width: 380px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.4);
    z-index: 100;
  }
  .toast.error { border-color: var(--danger); color: #ff9a9d; }
  .toast.ok { border-color: var(--ok); color: #6bf0a5; }

  .modal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.55);
    z-index: 200;
    align-items: center;
    justify-content: center;
  }
  .modal-overlay.open { display: flex; }
  .modal-box {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 14px;
    width: min(880px, 94vw);
    max-height: 86vh;
    display: flex;
    flex-direction: column;
    box-shadow: 0 20px 60px rgba(0,0,0,0.6);
  }
  .modal-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 10px;
  }
  .modal-header h3 { margin: 0; font-size: 15px; font-weight: 600; flex: 1; }
  .modal-header .close-x {
    background: none; border: none; color: var(--muted); font-size: 20px;
    cursor: pointer; line-height: 1; padding: 4px 8px; border-radius: 6px;
  }
  .modal-header .close-x:hover { background: var(--panel2); color: var(--text); }
  .modal-body {
    padding: 16px 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    overflow: hidden;
    flex: 1;
    min-height: 320px;
  }
  .modal-col { display: flex; flex-direction: column; min-height: 0; }
  .modal-col-title { font-size: 12px; color: var(--muted); margin-bottom: 8px; display: flex; justify-content: space-between; }
  .modal-search {
    width: 100%;
    background: var(--panel2);
    border: 1px solid var(--border);
    color: var(--text);
    padding: 9px 12px;
    border-radius: 8px;
    font-size: 13px;
    margin-bottom: 10px;
  }
  .pick-list {
    overflow-y: auto;
    border: 1px solid var(--border);
    border-radius: 8px;
    flex: 1;
    background: var(--panel2);
  }
  .pick-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 10px;
    border-bottom: 1px solid var(--border);
    cursor: pointer;
    font-size: 13px;
  }
  .pick-item:last-child { border-bottom: none; }
  .pick-item:hover { background: rgba(79,140,255,0.08); }
  .pick-item .badge { flex-shrink: 0; }
  .pick-item.added { opacity: 0.5; }
  .pick-item .pi-name { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .pick-item .pi-order {
    background: var(--accent); color: #fff; font-size: 11px; font-weight: 700;
    border-radius: 50%; width: 20px; height: 20px; display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
  }
  .pick-item .pi-remove, .pick-item .pi-move {
    background: none; border: none; color: var(--muted); cursor: pointer; font-size: 14px; padding: 2px 6px;
  }
  .pick-item .pi-remove:hover { color: var(--danger); }
  .pick-item .pi-move:hover { color: var(--text); }
  .pick-empty { padding: 20px; text-align: center; color: var(--muted); font-size: 12.5px; }
  .modal-footer {
    padding: 14px 20px;
    border-top: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 10px;
  }
  .modal-footer .spacer { flex: 1; }

  .site-footer {
    text-align: center;
    padding: 24px 20px 32px;
    color: var(--muted);
    font-size: 12px;
    width: 100%;
    margin-top: auto;
  }
  .site-footer a { color: #cfe0ff; text-decoration: none; }
  .site-footer a:hover { text-decoration: underline; }

  #langToggle { min-width: 42px; justify-content: center; }