.oc-wrap { max-width: 1180px; margin: 0 auto; padding: 2.5rem var(--container-padding) 4rem; }

  .oc-header { margin-bottom: 1.75rem; }
  .oc-header h1 {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 2.75rem);
    font-weight: 700; color: var(--ink); margin-bottom: 0.4rem;
  }
  .oc-header p { color: var(--ink-60); font-size: 1rem; max-width: 640px; margin: 0; }

  .oc-layout { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 1.5rem; align-items: start; }
  @media (max-width: 900px) { .oc-layout { grid-template-columns: 1fr; } }

  /* ── Converter. The hero surface, so it wears the chip offset. ── */
  .oc-card {
    background: var(--surface); border: 2px solid var(--keyline);
    border-radius: var(--r-sm); box-shadow: var(--shadow-chip);
    padding: 1.5rem; margin-right: 5px;
  }
  .oc-card-title {
    display: flex; align-items: baseline; justify-content: space-between; gap: 0.75rem;
    font-size: 0.72rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em;
    color: var(--ink-45); margin-bottom: 1rem;
  }
  .oc-reset {
    border: 0; background: none; padding: 0; cursor: pointer; font-family: var(--font-body);
    font-size: 0.72rem; font-weight: 700; letter-spacing: 0.04em; text-transform: uppercase;
    color: var(--coral-dark);
  }
  .oc-reset:hover { text-decoration: underline; }

  .oc-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0.9rem; }
  @media (max-width: 560px) { .oc-grid { grid-template-columns: 1fr; } }

  .oc-field label {
    display: block; font-size: 0.74rem; color: var(--ink-45); font-weight: 700;
    text-transform: uppercase; letter-spacing: 0.04em; margin-bottom: 0.3rem;
  }
  .oc-input { position: relative; }
  .oc-input input {
    width: 100%; box-sizing: border-box; border: 1.5px solid var(--rule);
    border-radius: var(--r-sm); padding: 0.7rem 0.75rem; font-size: 1.25rem;
    font-family: inherit; font-weight: 600; font-variant-numeric: tabular-nums;
    background: var(--surface); color: var(--ink-strong);
  }
  .oc-input input::placeholder { color: var(--ink-20); font-weight: 500; }
  .oc-input input:focus { outline: 2px solid var(--coral-light); border-color: var(--coral); }
  .oc-input.pct input { padding-right: 2.2rem; }
  .oc-input .suffix {
    position: absolute; right: 0.75rem; top: 50%; transform: translateY(-50%);
    color: var(--ink-45); font-weight: 600; pointer-events: none;
  }
  .oc-hint { font-size: 0.74rem; color: var(--ink-45); margin-top: 0.3rem; min-height: 1.05rem; line-height: 1.4; }
  .oc-hint.warn { color: var(--negative-strong); font-weight: 600; }

  /* ── Returns strip ─────────────────────────────────────────── */
  .oc-returns {
    display: flex; align-items: center; gap: 0.9rem; flex-wrap: wrap;
    background: var(--wash-2); border: 2px solid var(--keyline); border-radius: var(--r-sm);
    padding: 0.85rem 1rem; margin-top: 1.25rem;
  }
  .oc-stake { display: flex; align-items: center; gap: 0.4rem; flex: 0 0 auto; }
  .oc-stake label { font-size: 0.74rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.04em; color: var(--ink-45); }
  .oc-stake input {
    width: 92px; box-sizing: border-box; border: 1.5px solid var(--rule); border-radius: var(--r-sm);
    padding: 0.4rem 0.55rem; font-family: inherit; font-size: 0.95rem; font-weight: 600;
    font-variant-numeric: tabular-nums; background: var(--surface); color: var(--ink-strong);
  }
  .oc-stake input:focus { outline: 2px solid var(--coral-light); border-color: var(--coral); }
  .oc-returns-out { font-size: 0.92rem; color: var(--ink-60); line-height: 1.5; flex: 1 1 240px; }
  .oc-returns-out strong { color: var(--ink); font-variant-numeric: tabular-nums; }

  .oc-quick { display: flex; align-items: center; gap: 0.4rem; flex-wrap: wrap; margin-top: 1rem; }
  .oc-quick .lbl { font-size: 0.74rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.04em; color: var(--ink-45); margin-right: 0.15rem; }
  .oc-chip {
    border: 1.5px solid var(--rule); background: var(--surface); border-radius: var(--r-pill);
    padding: 0.28rem 0.8rem; font-size: 0.82rem; font-weight: 600; cursor: pointer;
    color: var(--ink-70); font-family: var(--font-body); font-variant-numeric: tabular-nums;
  }
  .oc-chip:hover { border-color: var(--ink-20); background: var(--wash-2); }

  /* ── Sidebar resource card ─────────────────────────────────── */
  .oc-side { position: sticky; top: 6rem; }
  @media (max-width: 900px) { .oc-side { position: static; } }
  .oc-promo {
    background: var(--surface); border: 2px solid var(--keyline); border-radius: var(--r-sm);
    box-shadow: 5px 5px 0 var(--ink); padding: 1.35rem; margin-right: 5px;
  }
  .oc-promo .eyebrow {
    font-size: 0.7rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em;
    color: var(--coral-dark); margin-bottom: 0.5rem;
  }
  .oc-promo h2 {
    font-family: var(--font-display); font-size: 1.35rem; font-weight: 700;
    color: var(--ink); line-height: 1.25; margin: 0 0 0.6rem;
  }
  .oc-promo > p { font-size: 0.88rem; color: var(--ink-60); line-height: 1.6; margin: 0 0 1rem; }
  .oc-stats { list-style: none; padding: 0; margin: 0 0 1.1rem; border-top: 1px solid var(--rule); }
  .oc-stats li {
    display: flex; align-items: baseline; justify-content: space-between; gap: 0.6rem;
    padding: 0.55rem 0; border-bottom: 1px solid var(--rule);
    font-size: 0.85rem; color: var(--ink-60);
  }
  .oc-stats .val { font-weight: 700; color: var(--ink); font-variant-numeric: tabular-nums; white-space: nowrap; }
  .oc-cta {
    display: block; text-align: center; background: var(--coral); color: #fff; font-weight: 700;
    padding: 0.7rem 1rem; border: 2px solid var(--keyline); border-radius: var(--r-sm);
    box-shadow: 3px 3px 0 var(--keyline); text-decoration: none; font-size: 0.92rem;
    transition: transform 0.1s ease, box-shadow 0.1s ease;
  }
  .oc-cta:hover, .oc-cta:focus-visible { transform: translate(2px, 2px); box-shadow: 1px 1px 0 var(--keyline); }
  .oc-cta-sub { display: block; text-align: center; font-size: 0.82rem; margin-top: 0.7rem; color: var(--ink-45); }
  .oc-cta-sub a { color: var(--coral-dark); font-weight: 600; }

  .oc-side-links { margin-top: 1rem; border: 1px solid var(--rule); border-radius: var(--r-sm); background: var(--wash-2); padding: 0.4rem 1rem; }
  .oc-side-links a {
    display: block; padding: 0.55rem 0; font-size: 0.86rem; font-weight: 600;
    color: var(--ink-70); text-decoration: none; border-bottom: 1px solid var(--rule);
  }
  .oc-side-links a:last-child { border-bottom: 0; }
  .oc-side-links a:hover { color: var(--coral-dark); }
  .oc-side-links span { display: block; font-weight: 400; font-size: 0.78rem; color: var(--ink-45); }

  /* ── Static content below ──────────────────────────────────── */
  .oc-public { margin-top: 3.5rem; padding-top: 2rem; border-top: 2px solid var(--keyline); }
  .oc-public h2 {
    font-family: var(--font-display); font-size: 1.4rem; font-weight: 700;
    color: var(--ink); margin: 2rem 0 0.6rem;
  }
  .oc-public > h2:first-child { margin-top: 0; }
  .oc-public h3 {
    font-family: var(--font-body); font-size: 1.02rem; font-weight: 700;
    color: var(--ink); margin: 1.6rem 0 0.5rem;
  }
  .oc-public p { color: var(--ink-60); line-height: 1.7; margin-bottom: 0.9rem; max-width: 720px; }
  .oc-public a { color: var(--coral-dark); font-weight: 600; }
  .oc-public strong { color: var(--ink); }

  table.oc-mini {
    border-collapse: collapse; border: 2px solid var(--keyline); background: var(--surface);
    box-shadow: var(--shadow-chip); font-size: 0.87rem; margin: 0 5px 1.4rem 0; width: 100%; max-width: 640px;
  }
  table.oc-mini th {
    text-align: left; font-size: 0.7rem; letter-spacing: 0.04em; text-transform: uppercase;
    color: var(--ink-45); font-weight: 700; padding: 0.6rem 0.75rem;
    border-bottom: 2px solid var(--keyline); white-space: nowrap;
  }
  table.oc-mini td {
    padding: 0.6rem 0.75rem; border-bottom: 1px solid var(--rule);
    color: var(--ink-60); font-variant-numeric: tabular-nums; white-space: nowrap;
  }
  table.oc-mini tr:last-child td { border-bottom: 0; }

  /* ── Full conversion table ─────────────────────────────────── */
  .oc-table-bar { display: flex; align-items: center; gap: 0.6rem; flex-wrap: wrap; margin-bottom: 0.6rem; }
  .oc-table-bar input {
    flex: 1 1 220px; max-width: 320px; box-sizing: border-box;
    border: 1.5px solid var(--rule); border-radius: var(--r-sm);
    padding: 0.5rem 0.7rem; font-size: 0.9rem; font-family: inherit;
    background: var(--surface); color: var(--ink-strong);
  }
  .oc-table-bar input:focus { outline: 2px solid var(--coral-light); border-color: var(--coral); }
  .oc-table-count { font-size: 0.8rem; color: var(--ink-45); }

  .oc-table-card {
    background: var(--surface); border: 2px solid var(--keyline); border-radius: var(--r-sm);
    box-shadow: var(--shadow-chip); overflow: hidden; margin-right: 5px; max-width: 820px;
  }
  .oc-table-scroll { overflow: auto; max-height: 60vh; }
  table.oc-full { width: 100%; min-width: 560px; border-collapse: separate; border-spacing: 0; font-size: 0.87rem; }
  table.oc-full th {
    position: sticky; top: 0; z-index: 2; text-align: left; padding: 0.6rem 0.8rem;
    background: var(--canvas); border-bottom: 2px solid var(--keyline);
    font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.04em;
    color: var(--ink-45); white-space: nowrap;
  }
  table.oc-full td {
    padding: 0.5rem 0.8rem; border-bottom: 1px solid var(--wash);
    color: var(--ink-60); font-variant-numeric: tabular-nums; white-space: nowrap;
  }
  table.oc-full tbody tr:last-child td { border-bottom: 0; }
  table.oc-full tbody tr:hover td { background: var(--wash-2); }
  table.oc-full td.frac { font-weight: 600; color: var(--ink); }
  .oc-table-note { font-size: 0.78rem; color: var(--ink-45); margin-top: 0.6rem; max-width: 720px; line-height: 1.6; }
  .oc-empty { padding: 1.5rem 0.8rem; font-size: 0.88rem; color: var(--ink-45); }

  .oc-faq { max-width: 720px; margin-top: 1rem; }
  .oc-faq details {
    border: 1px solid var(--rule); border-radius: var(--r-sm);
    background: var(--wash-2); margin-bottom: 0.5rem; padding: 0.85rem 1.1rem;
  }
  .oc-faq summary { cursor: pointer; font-weight: 600; color: var(--ink); list-style: none; }
  .oc-faq summary::-webkit-details-marker { display: none; }
  .oc-faq details[open] summary { margin-bottom: 0.6rem; }
  .oc-faq details p { margin: 0; font-size: 0.93rem; }

  .oc-rg { font-size: 0.8rem; color: var(--ink-45); margin-top: 2rem; line-height: 1.6; }

  .oc-wrap button:focus-visible, .oc-wrap input:focus-visible, .oc-wrap a:focus-visible {
    outline: 2px solid var(--coral); outline-offset: 1px;
  }
  @media (prefers-reduced-motion: reduce) { .oc-wrap * { transition: none !important; } }