:root {
    --orange: #F97316;
    --orange-deep: #C2410C;
    --paper: #FEFCFA;
    --card: #FFFFFF;
    --text: #201A14;
    --muted: #79716A;
    --line: #F0E3D5;
    --sans: 'Space Grotesk', system-ui, sans-serif;
    --mono: 'IBM Plex Mono', ui-monospace, monospace;
  }

  * { box-sizing: border-box; margin: 0; padding: 0; }

  body {
    background: var(--paper);
    color: var(--text);
    font-family: var(--sans);
    line-height: 1.5;
    padding: 48px 20px 80px;
    -webkit-font-smoothing: antialiased;
  }

  .sheet {
    max-width: 760px;
    margin: 0 auto;
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: 6px;
    overflow: hidden;
  }

  .head {
    padding: 40px 44px 30px;
    border-bottom: 3px solid var(--orange);
    background: linear-gradient(120deg, rgba(249,115,22,0.08), rgba(249,115,22,0.02));
  }
  .head h1 {
    font-size: 32px;
    font-weight: 700;
    letter-spacing: -0.01em;
    margin-bottom: 6px;
  }
  .head .role {
    font-family: var(--mono);
    font-size: 13px;
    color: var(--orange-deep);
    margin-bottom: 16px;
  }
  .contact-row {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    font-size: 13.5px;
    color: var(--muted);
  }
  .contact-row a { color: var(--muted); text-decoration: none; }
  .contact-row a:hover { color: var(--orange-deep); }

  .body-grid {
    padding: 36px 44px 44px;
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .block h2 {
    font-family: var(--mono);
    font-size: 12.5px;
    letter-spacing: 0.04em;
    color: var(--orange-deep);
    margin-bottom: 14px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--line);
  }

  .entry { margin-bottom: 18px; }
  .entry:last-child { margin-bottom: 0; }
  .entry-top {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 12px;
    flex-wrap: wrap;
  }
  .entry-title { font-size: 16px; font-weight: 600; }
  .entry-org { font-size: 14px; color: var(--muted); margin-top: 1px; }
  .entry-date {
    font-family: var(--mono);
    font-size: 12px;
    color: var(--muted);
    white-space: nowrap;
  }
  .entry ul {
    margin-top: 8px;
    padding-left: 18px;
  }
  .entry li {
    font-size: 14.5px;
    color: var(--text);
    margin-bottom: 4px;
  }

  .two-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
  }

  .cert-row {
    display: flex;
    justify-content: space-between;
    font-size: 14px;
    padding: 8px 0;
    border-bottom: 1px dashed var(--line);
  }
  .cert-row:last-child { border-bottom: none; }
  .cert-name { color: var(--text); }
  .cert-meta { color: var(--muted); font-size: 12.5px; text-align: right; }

  .skills-line { margin-bottom: 10px; font-size: 14.5px; }
  .skills-line:last-child { margin-bottom: 0; }
  .skills-label { font-family: var(--mono); font-size: 12px; color: var(--orange-deep); display: block; margin-bottom: 4px; }

  .print-bar {
    max-width: 760px;
    margin: 0 auto 18px;
    display: flex;
    justify-content: flex-end;
  }
  .print-btn {
    font-family: var(--sans);
    font-size: 13.5px;
    font-weight: 600;
    background: var(--orange);
    color: #fff;
    border: none;
    padding: 9px 18px;
    border-radius: 4px;
    cursor: pointer;
  }
  .print-btn:hover { background: var(--orange-deep); }

  @media print {
    body { padding: 0; background: #fff; }
    .print-bar { display: none; }
    .sheet { border: none; border-radius: 0; }
  }

  @media (max-width: 640px) {
    .head, .body-grid { padding-left: 24px; padding-right: 24px; }
    .two-col { grid-template-columns: 1fr; }
  }