:root {
  --bg: #ffffff;
  --surface: #f8fafc;
  --border: #e5e7eb;
  --text: #1f2937;
  --muted: #6b7280;
  --accent: #1e6091;
  --accent-2: #2c7da0;
  --accent-soft: #e8f0f6;

  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", Helvetica, Arial,
    sans-serif;
  --font-display: "Source Serif 4", Georgia, "Times New Roman", serif;

  --radius: 6px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: clamp(14px, 0.9rem + 0.1vw, 16px);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
}

a:hover {
  color: var(--accent-2);
}

a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 2px;
}

h1,
h2,
h3 {
  font-family: var(--font-display);
  letter-spacing: -0.01em;
  line-height: 1.2;
}

.back-link {
  display: inline-block;
  padding: 14px 24px;
  font-size: 0.9rem;
  text-decoration: none;
  color: var(--muted);
}

.back-link:hover {
  color: var(--accent);
}

/* ---------- Resume layout ---------- */

#resume {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 clamp(20px, 4vw, 32px) 64px;
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  gap: clamp(28px, 4vw, 56px);
}

/* ---------- Sidebar / rail ---------- */

.rail {
  font-size: 0.92rem;
}

.rail__sticky {
  position: sticky;
  top: 24px;
  display: grid;
  gap: 14px;
  padding-top: 12px;
}

#name {
  font-size: clamp(1.4rem, 1.2rem + 0.6vw, 1.7rem);
  margin: 0;
}

.rail__tagline {
  color: var(--muted);
  margin: 0 0 8px;
  line-height: 1.4;
}

.rail__contact {
  display: grid;
  gap: 2px;
}

.rail__label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
  font-weight: 600;
}

.jump-nav {
  margin-top: 8px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
}

.jump-nav ul {
  list-style: none;
  padding: 0;
  margin: 6px 0 0;
  display: grid;
  gap: 4px;
}

.jump-nav a {
  display: block;
  padding: 4px 8px;
  margin-left: -8px;
  border-radius: 4px;
  text-decoration: none;
  color: var(--text);
  border-left: 2px solid transparent;
}

.jump-nav a:hover {
  background: var(--accent-soft);
  color: var(--accent);
  border-left-color: var(--accent);
}

/* ---------- Main column ---------- */

.main {
  min-width: 0;
}

.section {
  margin: 0 0 clamp(28px, 3.5vw, 44px);
  scroll-margin-top: 24px;
}

.section h2 {
  font-size: clamp(1.15rem, 1rem + 0.5vw, 1.4rem);
  margin: 0 0 14px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
  color: var(--accent);
}

/* ---------- Resume items (timeline style) ---------- */

.resume-item {
  position: relative;
  padding: 4px 0 16px 18px;
  margin: 0 0 8px;
  border-left: 2px solid var(--border);
  display: grid;
  grid-template-columns: minmax(0, 1fr) max-content;
  column-gap: 16px;
  align-items: baseline;
}

.resume-item::before {
  content: "";
  position: absolute;
  left: -7px;
  top: 10px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--bg);
  border: 2px solid var(--accent);
}

.resume-item:hover {
  border-left-color: var(--accent);
}

.resume-item h3.title {
  grid-column: 1;
  font-size: 1.02rem;
  font-weight: 600;
  margin: 0 0 2px;
  color: var(--text);
}

.resume-item .company {
  grid-column: 1;
  font-size: 0.95rem;
  color: var(--muted);
}

.resume-item .time {
  grid-column: 2;
  grid-row: 1;
  font-size: 0.85rem;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
  text-align: right;
}

.resume-item .location {
  grid-column: 2;
  grid-row: 2;
  font-size: 0.85rem;
  color: var(--muted);
  text-align: right;
}

.resume-item ul {
  grid-column: 1 / -1;
  margin: 8px 0 0;
  padding-left: 18px;
  font-size: 0.95rem;
  color: var(--text);
}

.resume-item ul li {
  margin-bottom: 4px;
  line-height: 1.5;
}

.resume-item ul li::marker {
  color: var(--accent);
}

/* ---------- Two-column lists (licenses, memberships) ---------- */

.list-two-col {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px 24px;
}

.list-two-col li {
  display: grid;
  grid-template-columns: 130px minmax(0, 1fr);
  gap: 10px;
  font-size: 0.92rem;
  padding: 2px 0;
}

.list-date {
  color: var(--muted);
  font-variant-numeric: tabular-nums;
  font-size: 0.85rem;
  white-space: nowrap;
}

/* ---------- Tablet ---------- */

@media (max-width: 900px) {
  #resume {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .rail {
    border-bottom: 1px solid var(--border);
    padding-bottom: 12px;
  }

  .rail__sticky {
    position: static;
    padding-top: 0;
  }

  .jump-nav {
    position: sticky;
    top: 0;
    z-index: 5;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(6px);
    margin: 0 -20px;
    padding: 10px 20px;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
  }

  .jump-nav .rail__label {
    display: none;
  }

  .jump-nav ul {
    display: flex;
    flex-wrap: nowrap;
    overflow-x: auto;
    gap: 4px;
    margin: 0;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }

  .jump-nav ul::-webkit-scrollbar {
    display: none;
  }

  .jump-nav li {
    flex: 0 0 auto;
  }

  .jump-nav a {
    margin: 0;
    padding: 8px 12px;
    border: 1px solid var(--border);
    border-radius: 999px;
    font-size: 0.85rem;
    white-space: nowrap;
    border-left-width: 1px;
  }

  .jump-nav a:hover {
    border-color: var(--accent);
    border-left-width: 1px;
  }
}

/* ---------- Mobile ---------- */

@media (max-width: 600px) {
  .resume-item {
    grid-template-columns: 1fr;
  }

  .resume-item .time,
  .resume-item .location {
    grid-column: 1;
    text-align: left;
  }

  .resume-item .time {
    grid-row: auto;
    margin-top: 2px;
  }

  .resume-item .location {
    grid-row: auto;
  }

  .list-two-col {
    grid-template-columns: 1fr;
  }

  .list-two-col li {
    grid-template-columns: 110px minmax(0, 1fr);
  }
}

/* ---------- Print ---------- */

@page {
  size: letter;
  margin: 0.5in 0.6in;
}

@media print {
  html,
  body {
    background: #fff;
    color: #000;
  }

  body {
    font-size: 9.4pt;
    line-height: 1.34;
  }

  .back-link,
  .jump-nav {
    display: none;
  }

  /* Plain block flow in print — CSS grid creates a fragmentation context that
     forces an unwanted page break after the rail in some print engines. */
  #resume {
    display: block;
    padding: 0;
    max-width: none;
  }

  /* Header block (sidebar contents flattened into a compact masthead) */
  .rail {
    display: block;
    border: none;
    padding: 0 0 6pt;
    margin: 0 0 6pt;
    border-bottom: 1px solid #000;
    break-after: avoid;
    page-break-after: avoid;
  }

  .rail__sticky {
    position: static;
    display: block;
    text-align: center;
  }

  .main {
    display: block;
  }

  #name {
    font-size: 16pt;
    margin: 0 0 2pt;
  }

  .rail__tagline {
    margin: 0 0 3pt;
    font-size: 10pt;
    color: #000;
  }

  .rail__contact {
    display: inline;
    margin: 0;
  }

  .rail__contact + .rail__contact::before {
    content: " \00B7 ";
    margin: 0 6pt;
    color: #555;
  }

  .rail__label {
    display: inline;
    margin-right: 4px;
    font-size: 8.5pt;
    color: #555;
    text-transform: none;
    letter-spacing: 0;
    font-weight: 400;
  }

  .rail__label::after {
    content: ":";
  }

  .rail__contact a,
  .rail__contact > div {
    display: inline;
  }

  /* Sections flow across pages naturally — only keep heading + first item together. */
  .section {
    margin: 0 0 8pt;
  }

  .section h2 {
    color: #000;
    border-bottom: 1px solid #000;
    font-size: 11pt;
    margin: 0 0 4pt;
    padding-bottom: 2pt;
    break-after: avoid-page;
  }

  /* Don't split an individual entry across pages */
  .resume-item {
    border-left: none;
    padding: 0 0 4pt;
    margin: 0 0 4pt;
    break-inside: avoid;
    page-break-inside: avoid;
    orphans: 2;
    widows: 2;
  }

  .resume-item::before {
    display: none;
  }

  .resume-item h3.title {
    font-size: 10pt;
    margin: 0;
  }

  .resume-item .company,
  .resume-item .time,
  .resume-item .location {
    font-size: 9pt;
    color: #000;
  }

  .resume-item ul {
    margin: 2pt 0 0;
    padding-left: 14pt;
    font-size: 9pt;
  }

  .resume-item ul li {
    margin-bottom: 1pt;
    line-height: 1.3;
  }

  /* Lists stay two-column in print to save vertical space */
  .list-two-col {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1pt 18pt;
  }

  .list-two-col li {
    grid-template-columns: 92px minmax(0, 1fr);
    font-size: 8.8pt;
    padding: 0;
    break-inside: avoid;
    line-height: 1.3;
  }

  .list-date {
    font-size: 8.5pt;
    color: #000;
  }

  a {
    color: #000;
    text-decoration: none;
  }
}