:root {
    --bg: #fbfbfa;
    --panel: #ffffff;
    --panel-2: #f4f4f2;
    --line: #e4e3df;
    --line-strong: #d3d2cc;
    --ink: #1c1c1a;
    --ink-dim: #6b6b64;
    --ink-faint: #9d9c95;
    --accent: #2f5eff;
    --accent-ink: #ffffff;
    --accent-soft: #eaeeff;
    --teal: #0ea88e;
    --teal-soft: #e3f7f2;
    --red: #d64545;
    --red-soft: #fbeaea;
    --violet: #1b2fe7;
    --violet-soft: #f2eafe;
    --radius: 12px;
    --disp: 'Space Grotesk', sans-serif;
    --body: 'IBM Plex Sans', sans-serif;
    --mono: 'IBM Plex Mono', monospace;
  }


  body {
    background: var(--bg);

  }

  ::selection {
    background: var(--accent-soft);
    color: var(--accent);
  }

  .wrap {
    max-width: 800px;
    margin: 0 auto;
  }

  .hero {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
    padding: 4px 4px 26px;
    border-bottom: 1px solid var(--line);
    margin-bottom: 30px;
  }

  .eyebrow {
    font-family: var(--mono);
    font-size: 11px;
    letter-spacing: 2.5px;
    color: var(--violet);
    text-transform: uppercase;
    display: flex;
    align-items: center;
    gap: 8px;
  }

  .eyebrow .dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--violet);
  }

  .feature-tag {
    font-family: var(--mono);
    font-size: 10px;
    background: var(--violet-soft);
    color: var(--violet);
    padding: 2px 8px;
    border-radius: 20px;
    letter-spacing: 0.5px;
    margin-left: 4px;
  }

  h1 {
    font-family: var(--disp);
    font-weight: 700;
    font-size: clamp(28px, 5vw, 40px);
    letter-spacing: -0.5px;
    line-height: 1.1;
    color: var(--ink);
  }

  .hero p {
    color: var(--ink-dim);
    font-size: 14.5px;
    max-width: 560px;
    margin-top: 6px;
    line-height: 1.55;
  }

  .engine-status {
    font-family: var(--mono);
    font-size: 11px;
    color: var(--ink-faint);
    margin-top: 14px;
    display: flex;
    align-items: center;
    gap: 7px;
  }

  .engine-status .pip {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--ink-faint);
  }

  .engine-status.ready .pip {
    background: var(--teal);
  }

  .engine-status.ready {
    display: none;
    color: var(--teal);
  }

  .engine-status.loading .pip {
    background: var(--accent);
    animation: pulse 1s infinite ease-in-out;
  }

  .engine-status.loading {
    color: var(--accent);
  }

  .engine-status.error .pip {
    background: var(--red);
  }

  .engine-status.error {
    color: var(--red);
  }

  @keyframes pulse {

    0%,
    100% {
      opacity: 1;
    }

    50% {
      opacity: 0.25;
    }
  }

  /* BIG DROPZONE */
  .dropzone {
    border: 1.5px dashed var(--line-strong);
    border-radius: var(--radius);
    padding: 64px 20px;
    text-align: center;
    cursor: pointer;
    transition: border-color .15s ease, background .15s ease;
    background: var(--panel);
  }

  .dropzone:hover,
  .dropzone.drag {
    border-color: var(--violet);
    background: var(--violet-soft);
  }

  .dropzone .icon {
    width: 52px;
    height: 52px;
    margin: 0 auto 16px;
    border-radius: 50%;
    background: var(--violet-soft);
    color: var(--violet);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
  }

  .dropzone .main {
    font-family: var(--disp);
    font-size: 18px;
    font-weight: 600;
    color: var(--ink);
  }

  .dropzone .sub {
    font-size: 12px;
    color: var(--ink-faint);
    margin-top: 8px;
    font-family: var(--mono);
    letter-spacing: 0.3px;
  }

  #fileInput {
    display: none;
  }

  #uploadArea.hidden-big {
    display: none;
  }

  #compactAdd {
    display: none;
    margin-bottom: 14px;
  }

  #compactAdd.visible {
    display: flex;
  }

  .add-more-btn {
    font-family: var(--mono);
    font-size: 12.5px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 18px;
    border-radius: 9px;
    border: 1px solid var(--line-strong);
    background: var(--panel);
    color: var(--ink);
    cursor: pointer;
    transition: all .12s ease;
  }

  .add-more-btn:hover {
    border-color: var(--violet);
    color: var(--violet);
  }

  .add-more-btn .plus {
    font-size: 15px;
    color: var(--violet);
  }

  /* QUEUE */
  .queue {
    display: flex;
    flex-direction: column;
    gap: 10px;
  }

  .qrow {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 16px 18px;
    box-shadow: 0 1px 2px rgba(20, 20, 15, 0.03);
  }

  .qrow-top {
    display: flex;
    gap: 14px;
    align-items: center;
  }

  .file-icon {
    width: 38px;
    height: 38px;
    border-radius: 8px;
    background: var(--violet-soft);
    color: var(--violet);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    flex-shrink: 0;
  }

  .qrow .info {
    flex: 1;
    min-width: 0;
  }

  .qrow .name {
    font-size: 14px;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    color: var(--ink);
  }

  .qrow .meta {
    font-family: var(--mono);
    font-size: 11px;
    color: var(--ink-faint);
    margin-top: 3px;
    display: flex;
    gap: 10px;
    align-items: center;
    flex-wrap: wrap;
  }

  .out-group {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
  }

  .out-group label {
    font-family: var(--mono);
    font-size: 11px;
    color: var(--ink-faint);
    text-transform: uppercase;
    letter-spacing: 0.5px;
  }

  select.out-select {
    background: var(--panel-2);
    border: 1px solid var(--line);
    color: var(--ink);
    font-family: var(--mono);
    font-size: 12.5px;
    font-weight: 600;
    padding: 8px 10px;
    border-radius: 7px;
    cursor: pointer;
  }

  .icon-btn {
    width: 34px;
    height: 34px;
    border-radius: 7px;
    border: 1px solid var(--line);
    background: var(--panel);
    color: var(--ink-dim);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 15px;
    transition: all .12s ease;
    flex-shrink: 0;
  }

  .icon-btn:hover {
    border-color: var(--violet);
    color: var(--violet);
  }

  .icon-btn.on {
    background: var(--violet-soft);
    border-color: var(--violet);
    color: var(--violet);
  }

  .icon-btn.remove:hover {
    border-color: var(--red);
    color: var(--red);
  }

  .settings-panel {
    display: none;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid var(--line);
  }

  .settings-panel.open {
    display: grid;
  }

  @media (max-width:520px) {
    .settings-panel {
      grid-template-columns: 1fr;
    }
  }

  .ctrl label {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    font-family: var(--mono);
    font-size: 10.5px;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--ink-faint);
    margin-bottom: 10px;
  }

  .ctrl label .val {
    color: var(--violet);
    font-size: 12.5px;
    letter-spacing: 0;
    font-weight: 600;
  }

  .ctrl.disabled label .val {
    color: var(--ink-faint);
  }

  input[type=range] {
    -webkit-appearance: none;
    width: 100%;
    height: 4px;
    border-radius: 2px;
    background: var(--line-strong);
    outline: none;
  }

  input[type=range]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 15px;
    height: 15px;
    border-radius: 50%;
    background: var(--violet);
    cursor: pointer;
    border: 3px solid #fff;
    box-shadow: 0 0 0 1px var(--violet);
  }

  .ctrl.disabled input[type=range]::-webkit-slider-thumb {
    background: var(--ink-faint);
    box-shadow: 0 0 0 1px var(--ink-faint);
  }

  input[type=range]:disabled {
    opacity: 0.5;
  }

  select.sr-select {
    width: 100%;
    background: var(--panel-2);
    border: 1px solid var(--line);
    color: var(--ink);
    font-family: var(--mono);
    font-size: 12.5px;
    padding: 9px 10px;
    border-radius: 7px;
    cursor: pointer;
  }

  .hint {
    font-size: 10.5px;
    color: var(--ink-faint);
    margin-top: 8px;
    font-family: var(--mono);
  }

  .bar {
    height: 4px;
    background: var(--line);
    border-radius: 2px;
    margin-top: 14px;
    overflow: hidden;
    display: none;
  }

  .bar.show {
    display: block;
  }

  .bar>i {
    display: block;
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, var(--teal), var(--violet));
    transition: width .15s ease;
  }

  .status-line {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 10px;
    font-family: var(--mono);
    font-size: 11px;
    color: var(--ink-faint);
  }

  .status-tag {
    padding: 3px 8px;
    border-radius: 20px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
  }

  .status-tag.error {
    background: var(--red-soft);
    color: var(--red);
  }

  .status-tag.done {
    background: var(--teal-soft);
    color: var(--teal);
  }

  .qrow.error {
    border-color: rgba(214, 69, 69, 0.35);
  }

  .download-link {
    font-family: var(--mono);
    font-size: 11.5px;
    font-weight: 600;
    color: var(--teal);
    text-decoration: none;
    padding: 6px 12px;
    border-radius: 7px;
    border: 1px solid var(--teal);
    background: var(--teal-soft);
  }

  .download-link:hover {
    filter: brightness(0.97);
  }

  .bottom-bar {
    display: none;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    margin-top: 14px;
    padding: 14px 18px;
    background: var(--violet-soft);
    border-radius: var(--radius);
  }

  .bottom-bar.visible {
    display: flex;
  }

  .bottom-bar .count {
    font-family: var(--mono);
    font-size: 12.5px;
    color: var(--violet);
    font-weight: 600;
  }

  .btn {
    font-family: var(--mono);
    font-size: 12.5px;
    font-weight: 700;
    letter-spacing: 0.4px;
    padding: 11px 20px;
    border-radius: 8px;
    border: none;
    background: var(--violet);
    color: #fff;
    cursor: pointer;
    transition: all .12s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
  }

  .btn:hover {
    filter: brightness(1.07);
  }

  .btn:disabled {
    opacity: 0.45;
    cursor: not-allowed;
  }

  .btn.ghost {
    background: transparent;
    color: var(--ink-dim);
    border: 1px solid var(--line-strong);
    font-weight: 600;
  }

  .btn.ghost:hover {
    border-color: var(--red);
    color: var(--red);
  }

  .log-toggle {
    display: none;
    font-family: var(--mono);
    font-size: 11px;
    color: var(--ink-faint);
    background: none;
    border: none;
    cursor: pointer;
    margin-top: 22px;
    text-decoration: underline dotted;
  }

  .log-toggle:hover {
    color: var(--violet);
  }

  #log {
    display: none;
    background: var(--panel-2);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    margin-top: 10px;
    padding: 12px 14px;
    height: 140px;
    overflow-y: auto;
    font-family: var(--mono);
    font-size: 10.5px;
    line-height: 1.6;
    color: #3a3a35;
    white-space: pre-wrap;
  }

  footer {
    text-align: center;
    margin-top: 44px;
    font-family: var(--mono);
    font-size: 11px;
    color: var(--ink-faint);
  }