:root {
    --ink: #1B2438;
    --paper: #EFE6D2;
    --paper-dark: #E4D8BC;
    --stamp: #A63A2E;
    --stamp-dark: #8A2F25;
    --manila: #C9A66B;
    --graphite: #55524B;
    --line: rgba(27,36,56,0.18);
  }
  :root:not([data-theme="light"]) {
    /* keep light paper aesthetic even in dark shells; this design is intentionally paper-toned */
  }
  * { box-sizing: border-box; }
  html, body {
    margin: 0; padding: 0;
    background: var(--paper);
    color: var(--ink);
    font-family: 'Source Serif 4', Georgia, 'Times New Roman', serif;
    min-height: 100vh;
  }
  body {
    background-image:
      radial-gradient(ellipse at top left, rgba(201,166,107,0.25), transparent 55%),
      radial-gradient(ellipse at bottom right, rgba(27,36,56,0.06), transparent 60%);
    background-attachment: fixed;
    padding: 32px 18px 60px;
  }
  .cvsd-wrap { max-width: 760px; margin: 0 auto; }

  /* --- Header: folder tab strip --- */
  .tabstrip {
    display: flex;
    gap: 6px;
    margin-bottom: -1px;
    padding-left: 24px;
  }
  .tab {
    font-family: 'Special Elite', 'Courier New', monospace;
    font-size: 11px;
    letter-spacing: 0.04em;
    color: var(--graphite);
    background: var(--paper-dark);
    border: 1px solid var(--line);
    border-bottom: none;
    padding: 7px 14px 5px;
    border-radius: 5px 5px 0 0;
    transform: rotate(-0.4deg);
  }
  .tab.active {
    background: var(--paper);
    color: var(--ink);
    font-weight: 700;
    transform: rotate(0.3deg);
  }

  .docket-switch {
    display: flex;
    border: 1px solid var(--ink);
    border-radius: 3px;
    overflow: hidden;
    margin-bottom: 22px;
  }
  .docket-switch button {
    flex: 1;
    font-family: 'Special Elite', 'Courier New', monospace;
    font-size: 13px;
    letter-spacing: 0.03em;
    padding: 12px 10px;
    border: none;
    background: var(--paper-dark);
    color: var(--graphite);
    cursor: pointer;
  }
  .docket-switch button + button { border-left: 1px solid var(--ink); }
  .docket-switch button.active {
    background: var(--ink);
    color: var(--paper);
    font-weight: 700;
  }

  /* --- Case file card --- */
  .case-file {
    background: var(--paper);
    border: 1px solid var(--line);
    border-radius: 2px;
    box-shadow: 0 1px 0 rgba(27,36,56,0.05), 0 18px 40px -24px rgba(27,36,56,0.35);
    padding: 40px 36px 36px;
    position: relative;
  }
  .case-file::before {
    content: "";
    position: absolute;
    left: 0; top: 0; bottom: 0;
    width: 34px;
    background: repeating-linear-gradient(
      180deg,
      transparent 0px, transparent 30px,
      rgba(27,36,56,0.14) 30px, rgba(27,36,56,0.14) 31px
    );
    border-right: 1px dashed var(--line);
  }

  .file-label {
    font-family: 'Special Elite', 'Courier New', monospace;
    font-size: 12px;
    letter-spacing: 0.05em;
    color: var(--graphite);
    margin-bottom: 6px;
  }
  h1 {
    font-family: 'Special Elite', 'Courier New', monospace;
    font-weight: 400;
    font-size: clamp(26px, 4.5vw, 36px);
    line-height: 1.15;
    margin: 0 0 6px;
    color: var(--ink);
  }
  .subhead {
    font-size: 16px;
    color: var(--graphite);
    margin: 0 0 28px;
    max-width: 46ch;
    line-height: 1.5;
  }

  label.field-label {
    display: block;
    font-family: 'Special Elite', 'Courier New', monospace;
    font-size: 12px;
    letter-spacing: 0.04em;
    color: var(--graphite);
    margin-bottom: 8px;
  }
  textarea {
    width: 100%;
    min-height: 180px;
    resize: vertical;
    background: #fbf8f0;
    border: 1px solid var(--line);
    border-left: 3px solid var(--manila);
    padding: 14px 16px;
    font-family: 'Source Serif 4', Georgia, serif;
    font-size: 15px;
    line-height: 1.55;
    color: var(--ink);
    border-radius: 2px;
  }
  textarea:focus { outline: 2px solid var(--ink); outline-offset: 1px; }
  textarea::placeholder { color: #A6A08D; font-style: italic; }

  .controls-row {
    display: flex;
    flex-wrap: wrap;
    gap: 22px;
    margin: 26px 0 8px;
    align-items: flex-end;
  }
  .control-group { flex: 1; min-width: 190px; }

  .toggle-pair {
    display: flex;
    border: 1px solid var(--ink);
    border-radius: 3px;
    overflow: hidden;
    width: fit-content;
  }
  .toggle-pair button {
    font-family: 'Special Elite', 'Courier New', monospace;
    font-size: 13px;
    letter-spacing: 0.03em;
    padding: 9px 18px;
    border: none;
    background: transparent;
    color: var(--ink);
    cursor: pointer;
  }
  .toggle-pair button + button { border-left: 1px solid var(--ink); }
  .toggle-pair button.selected.roast { background: var(--stamp); color: #F7EFE0; }
  .toggle-pair button.selected.hype { background: var(--ink); color: var(--paper); }

  input[type="range"] {
    width: 100%;
    accent-color: var(--stamp);
  }
  .intensity-labels {
    display: flex;
    justify-content: space-between;
    font-size: 11px;
    color: var(--graphite);
    font-family: 'Special Elite', 'Courier New', monospace;
    margin-top: 4px;
  }

  .submit-row { margin-top: 28px; display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
  button.submit {
    font-family: 'Special Elite', 'Courier New', monospace;
    font-size: 14px;
    letter-spacing: 0.05em;
    background: var(--ink);
    color: var(--paper);
    border: none;
    padding: 14px 26px;
    border-radius: 3px;
    cursor: pointer;
    transition: transform 0.12s ease;
  }
  button.submit:hover:not(:disabled) { transform: translateY(-1px); }
  button.submit:disabled { opacity: 0.55; cursor: default; }
  .hint { font-size: 13px; color: var(--graphite); }

  /* --- Verdict output --- */
  .verdict-wrap {
    margin-top: 34px;
    padding-top: 30px;
    border-top: 1px dashed var(--line);
    display: none;
  }
  .verdict-wrap.show { display: block; }

  .stamp {
    display: inline-block;
    font-family: 'Special Elite', 'Courier New', monospace;
    font-size: 14px;
    letter-spacing: 0.08em;
    border: 3px solid var(--stamp);
    color: var(--stamp);
    padding: 6px 16px;
    border-radius: 4px;
    transform: rotate(-3deg);
    margin-bottom: 18px;
    background: rgba(166,58,46,0.05);
  }
  .stamp.hype-stamp { border-color: var(--ink); color: var(--ink); background: rgba(27,36,56,0.05); }

  #verdict-text {
    font-size: 16.5px;
    line-height: 1.7;
    white-space: pre-wrap;
    color: var(--ink);
  }
  #verdict-text .cursor {
    display: inline-block;
    width: 8px; height: 1em;
    background: var(--ink);
    vertical-align: text-bottom;
    animation: blink 0.9s steps(1) infinite;
    margin-left: 2px;
  }
  @keyframes blink { 50% { opacity: 0; } }

  .verdict-actions {
    display: flex;
    gap: 12px;
    margin-top: 22px;
    flex-wrap: wrap;
  }
  button.ghost {
    font-family: 'Special Elite', 'Courier New', monospace;
    font-size: 12px;
    background: transparent;
    border: 1px solid var(--ink);
    color: var(--ink);
    padding: 9px 16px;
    border-radius: 3px;
    cursor: pointer;
  }
  button.ghost:hover { background: var(--ink); color: var(--paper); }

  .status-line {
    font-family: 'Special Elite', 'Courier New', monospace;
    font-size: 12px;
    color: var(--graphite);
    margin-top: 10px;
  }

  .error-box {
    margin-top: 18px;
    border: 1px solid var(--stamp);
    background: rgba(166,58,46,0.06);
    color: var(--stamp-dark);
    padding: 14px 16px;
    font-size: 14px;
    border-radius: 3px;
    display: none;
  }
  .error-box.show { display: block; }

  footer {
    text-align: center;
    margin-top: 26px;
    font-size: 12px;
    color: var(--graphite);
    font-family: 'Special Elite', 'Courier New', monospace;
  }

  /* --- Amended filing (before/after rewrite) --- */
  .rewrite-cta {
    margin-top: 26px;
    padding-top: 22px;
    border-top: 1px dashed var(--line);
    display: none;
  }
  .rewrite-cta.show { display: block; }
  .rewrite-cta p {
    font-size: 14.5px;
    color: var(--graphite);
    margin: 0 0 14px;
    max-width: 50ch;
  }

  .rewrite-section {
    margin-top: 30px;
    display: none;
  }
  .rewrite-section.show { display: block; }

  .rewrite-header {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 18px;
  }
  .rewrite-header h2 {
    font-family: 'Special Elite', 'Courier New', monospace;
    font-weight: 400;
    font-size: 20px;
    margin: 0;
    color: var(--ink);
  }
  .rewrite-header .file-label { margin-bottom: 0; }

  .ba-item {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    padding: 16px 0;
    border-bottom: 1px solid var(--line);
  }
  .ba-item:last-of-type { border-bottom: none; }
  .ba-col-label {
    font-family: 'Special Elite', 'Courier New', monospace;
    font-size: 10.5px;
    letter-spacing: 0.05em;
    color: var(--graphite);
    margin-bottom: 6px;
  }
  .ba-original {
    font-size: 14.5px;
    color: #8a7f68;
    text-decoration: line-through;
    text-decoration-color: rgba(166,58,46,0.5);
    line-height: 1.5;
  }
  .ba-rewritten {
    font-size: 14.5px;
    color: var(--ink);
    line-height: 1.5;
    font-weight: 600;
  }
  .ba-note {
    grid-column: 1 / -1;
    font-size: 12.5px;
    color: var(--graphite);
    font-style: italic;
    margin-top: 2px;
  }
  @media (max-width: 560px) {
    .ba-item { grid-template-columns: 1fr; gap: 4px; }
  }

  .locked-block { position: relative; }
  .locked-content {
    filter: blur(5px);
    user-select: none;
    pointer-events: none;
  }
  .paywall-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
  }
  .paywall-card {
    background: var(--paper);
    border: 2px solid var(--ink);
    border-radius: 4px;
    padding: 22px 24px;
    max-width: 380px;
    width: 100%;
    box-shadow: 0 14px 30px -18px rgba(27,36,56,0.5);
  }
  .paywall-card h3 {
    font-family: 'Special Elite', 'Courier New', monospace;
    font-weight: 400;
    font-size: 16px;
    margin: 0 0 6px;
  }
  .paywall-card p.desc {
    font-size: 13.5px;
    color: var(--graphite);
    margin: 0 0 16px;
    line-height: 1.5;
  }
  .price-options {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 14px;
  }
  .price-option {
    display: flex;
    align-items: center;
    gap: 10px;
    border: 1px solid var(--line);
    border-radius: 3px;
    padding: 10px 12px;
    cursor: pointer;
    font-size: 13.5px;
  }
  .price-option.selected {
    border-color: var(--stamp);
    background: rgba(166,58,46,0.06);
  }
  .price-option .amount {
    font-family: 'Special Elite', 'Courier New', monospace;
    font-weight: 700;
    color: var(--stamp);
    min-width: 40px;
  }
  .price-option .desc-inline { color: var(--ink); }
  .job-paste {
    display: none;
    margin-bottom: 14px;
  }
  .job-paste.show { display: block; }
  .job-paste textarea {
    min-height: 70px;
    font-size: 13px;
  }
  button.unlock-btn {
    width: 100%;
    font-family: 'Special Elite', 'Courier New', monospace;
    font-size: 13.5px;
    letter-spacing: 0.04em;
    background: var(--stamp);
    color: #F7EFE0;
    border: none;
    padding: 12px 16px;
    border-radius: 3px;
    cursor: pointer;
  }
  button.unlock-btn:hover { background: var(--stamp-dark); }
  .prototype-note {
    font-size: 11px;
    color: var(--graphite);
    text-align: center;
    margin-top: 10px;
  }

  /* --- Battle mode --- */
  .contestants-row {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 14px;
    align-items: stretch;
  }
  .contestant-col { display: flex; flex-direction: column; }
  .contestant-col textarea { min-height: 150px; }
  .vs-divider {
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Special Elite', 'Courier New', monospace;
    font-size: 15px;
    color: var(--stamp);
    font-weight: 700;
    padding-top: 22px;
  }
  @media (max-width: 640px) {
    .contestants-row { grid-template-columns: 1fr; }
    .vs-divider { padding: 6px 0; }
  }

  .name-input {
    width: 100%;
    font-family: 'Special Elite', 'Courier New', monospace;
    font-size: 13px;
    border: 1px solid var(--line);
    border-left: 3px solid var(--manila);
    background: #fbf8f0;
    padding: 8px 10px;
    margin-bottom: 8px;
    color: var(--ink);
    border-radius: 2px;
  }

  .score-bar-wrap { margin: 22px 0 6px; }
  .score-bar-names {
    display: flex;
    justify-content: space-between;
    font-family: 'Special Elite', 'Courier New', monospace;
    font-size: 13px;
    margin-bottom: 6px;
  }
  .score-bar {
    display: flex;
    height: 14px;
    border: 1px solid var(--ink);
    border-radius: 3px;
    overflow: hidden;
  }
  .score-bar .fill-a { background: var(--stamp); }
  .score-bar .fill-b { background: var(--ink); }

  .round-item {
    padding: 16px 0;
    border-bottom: 1px solid var(--line);
  }
  .round-item:last-of-type { border-bottom: none; }
  .round-title {
    font-family: 'Special Elite', 'Courier New', monospace;
    font-size: 12px;
    letter-spacing: 0.04em;
    color: var(--graphite);
    margin-bottom: 10px;
  }
  .round-cols {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }
  @media (max-width: 560px) {
    .round-cols { grid-template-columns: 1fr; }
  }
  .round-col {
    font-size: 14px;
    line-height: 1.55;
    padding: 10px 12px;
    border-radius: 3px;
    background: rgba(27,36,56,0.03);
  }
  .round-col.edge {
    background: rgba(166,58,46,0.07);
    border-left: 3px solid var(--stamp);
  }
  .round-col .contestant-name {
    display: block;
    font-family: 'Special Elite', 'Courier New', monospace;
    font-size: 10.5px;
    color: var(--graphite);
    margin-bottom: 4px;
  }

  .winner-stamp {
    display: inline-block;
    font-family: 'Special Elite', 'Courier New', monospace;
    font-size: 18px;
    letter-spacing: 0.06em;
    border: 3px solid var(--stamp);
    color: var(--stamp);
    padding: 8px 20px;
    border-radius: 4px;
    transform: rotate(-3deg);
    margin: 22px 0 14px;
    background: rgba(166,58,46,0.05);
  }
  .closing-verdict {
    font-size: 15.5px;
    line-height: 1.65;
    margin-bottom: 10px;
  }

  .skeleton-line {
    height: 11px;
    background: linear-gradient(90deg, rgba(27,36,56,0.10), rgba(27,36,56,0.18), rgba(27,36,56,0.10));
    border-radius: 2px;
    margin-bottom: 8px;
  }

  .ats-notes {
    margin-top: 24px;
    padding: 16px 18px;
    background: var(--paper-dark);
    border-left: 3px solid var(--ink);
    font-size: 14px;
    line-height: 1.6;
    border-radius: 2px;
  }
  .ats-notes .file-label { margin-bottom: 8px; }

  .rewrite-actions {
    display: flex;
    gap: 12px;
    margin-top: 24px;
    flex-wrap: wrap;
  }

  @media (max-width: 480px) {
    .case-file { padding: 30px 20px 28px; }
    .case-file::before { width: 22px; }
  }