/* ---------------------------------------------------------------- tokens */
:root {
  --paper: #fbfaf7;
  --sheet: #ffffff;
  --panel: #f5f2ec;
  --ink: #1c1b19;
  --body: #3c3a36;
  --muted: #78736b;
  --rule: #e2ddd3;
  --accent: #14655c;
  --accent-soft: #e4efec;
  --chip: #f1eee8;
  --shadow:
    0 1px 2px rgba(28, 27, 25, 0.05), 0 12px 32px rgba(28, 27, 25, 0.07);

  --serif: ui-serif, Georgia, "Iowan Old Style", "Times New Roman", serif;
  --sans:
    ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, "Cascadia Mono", Consolas, monospace;

  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #131311;
    --sheet: #1b1a18;
    --panel: #211f1c;
    --ink: #f2efe9;
    --body: #cfcabf;
    --muted: #948d80;
    --rule: #35322d;
    --accent: #64c3b4;
    --accent-soft: #1c322e;
    --chip: #272521;
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.4), 0 14px 36px rgba(0, 0, 0, 0.35);
    color-scheme: dark;
  }
}

:root[data-theme="dark"] {
  --paper: #131311;
  --sheet: #1b1a18;
  --panel: #211f1c;
  --ink: #f2efe9;
  --body: #cfcabf;
  --muted: #948d80;
  --rule: #35322d;
  --accent: #64c3b4;
  --accent-soft: #1c322e;
  --chip: #272521;
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.4), 0 14px 36px rgba(0, 0, 0, 0.35);
  color-scheme: dark;
}

/* ------------------------------------------------------------------ base */
* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 40px 20px 72px;
  background: var(--paper);
  color: var(--body);
  font: 400 14px/1.6 var(--sans);
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid var(--rule);
}

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

code {
  font: 500 0.88em/1 var(--mono);
  background: var(--chip);
  padding: 0.15em 0.4em;
  border-radius: 4px;
}

/* --------------------------------------------------------------- toolbar */
.toolbar {
  max-width: 900px;
  margin: 0 auto 16px;
  display: flex;
  gap: 8px;
  justify-content: flex-end;
}

.toolbar button {
  font: 500 12px/1 var(--sans);
  letter-spacing: 0.02em;
  color: var(--body);
  background: var(--sheet);
  border: 1px solid var(--rule);
  border-radius: 999px;
  padding: 9px 16px;
  cursor: pointer;
  transition:
    color 0.15s,
    border-color 0.15s;
}

.toolbar button:hover {
  color: var(--accent);
  border-color: var(--accent);
}

/* ----------------------------------------------------------------- sheet */
.sheet {
  max-width: 900px;
  margin: 0 auto;
  background: var(--sheet);
  border: 1px solid var(--rule);
  border-radius: 4px;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.loading,
.error {
  margin: 0;
  padding: 56px 40px;
  color: var(--muted);
  text-align: center;
}

.error {
  text-align: left;
  color: var(--body);
}
.error h2 {
  margin: 0 0 10px;
  font: 600 16px/1.3 var(--sans);
  color: var(--ink);
}
.error pre {
  background: var(--panel);
  border: 1px solid var(--rule);
  border-radius: 6px;
  padding: 12px 14px;
  overflow-x: auto;
  font: 12px/1.6 var(--mono);
  color: var(--body);
}

/* --------------------------------------------------------------- masthead */
.masthead {
  padding: 44px 44px 28px;
  border-bottom: 1px solid var(--rule);
}

.masthead h1 {
  margin: 0;
  font: 400 40px/1.05 var(--serif);
  letter-spacing: -0.015em;
  color: var(--ink);
}

.masthead .role {
  margin: 10px 0 0;
  font: 500 13px/1.4 var(--sans);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
}

.masthead .tagline {
  margin: 12px 0 0;
  max-width: 52ch;
  font: 400 14px/1.6 var(--sans);
  color: var(--muted);
}

.contact {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px 22px;
  font-size: 13px;
}

.contact li {
  display: flex;
  align-items: center;
  gap: 7px;
  color: var(--body);
}
.contact svg {
  width: 14px;
  height: 14px;
  flex: none;
  color: var(--muted);
}
.contact a {
  border-bottom: none;
}
.contact a:hover {
  color: var(--accent);
}

/* ---------------------------------------------------------------- layout */
.columns {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 268px;
}

.col-main {
  padding: 32px 40px 44px 44px;
  min-width: 0;
}

.col-side {
  padding: 32px 36px 44px 28px;
  background: var(--panel);
  border-left: 1px solid var(--rule);
  min-width: 0;
}

/* -------------------------------------------------------------- sections */
.section + .section {
  margin-top: 26px;
}

.section > h2 {
  margin: 0 0 14px;
  font: 600 11px/1 var(--sans);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  padding-bottom: 8px;
  border-bottom: 1px solid var(--rule);
}

.section p {
  margin: 0 0 10px;
}
.section p:last-child {
  margin-bottom: 0;
}

/* ---------------------------------------------------------------- entries */
.entry + .entry {
  margin-top: 22px;
}

.entry > h3 {
  margin: 0;
  font: 600 16px/1.3 var(--sans);
  color: var(--ink);
  letter-spacing: -0.005em;
}

.entry-meta {
  list-style: none;
  margin: 6px 0 0;
  padding: 0;
}

.entry-meta li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 8px;
  font-size: 13px;
  color: var(--muted);
  padding: 1px 0;
}

.entry-meta .org {
  font-weight: 600;
  color: var(--body);
}
.entry-meta .sep {
  color: var(--rule);
}

.entry > p {
  margin: 12px 0 0;
}

/* ------------------------------------------------------------ sub-entries */
.sub {
  margin-top: 18px;
  padding-left: 16px;
  border-left: 2px solid var(--accent-soft);
}

.sub > h4 {
  margin: 0;
  font: 600 13.5px/1.35 var(--sans);
  color: var(--ink);
}

.stack {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  margin: 8px 0 0;
  padding: 0;
}

.stack li {
  font: 500 11px/1 var(--sans);
  letter-spacing: 0.01em;
  color: var(--muted);
  background: var(--chip);
  border: 1px solid var(--rule);
  border-radius: 4px;
  padding: 4px 7px;
}

/* --------------------------------------------------------------- bullets */
.bullets {
  margin: 10px 0 0;
  padding: 0;
  list-style: none;
}

.bullets li {
  position: relative;
  padding-left: 16px;
  margin-bottom: 6px;
}

.bullets li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.62em;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--accent);
}

.bullets li:last-child {
  margin-bottom: 0;
}

/* -------------------------------------------------------- sidebar content */
.col-side .section > h2 {
  border-bottom-color: var(--rule);
}

.col-side .bullets li {
  font-size: 13px;
  line-height: 1.5;
}

.skill-group + .skill-group {
  margin-top: 14px;
}

.skill-group h3 {
  margin: 0 0 7px;
  font: 600 11.5px/1.3 var(--sans);
  letter-spacing: 0.04em;
  color: var(--ink);
}

.skill-group ul {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  margin: 0;
  padding: 0;
}

.skill-group li {
  font: 500 11px/1 var(--sans);
  color: var(--body);
  background: var(--sheet);
  border: 1px solid var(--rule);
  border-radius: 4px;
  padding: 5px 7px;
}

/* ------------------------------------------------------------ responsive */
@media (max-width: 820px) {
  body {
    padding: 20px 12px 48px;
  }
  .columns {
    grid-template-columns: 1fr;
  }
  .masthead {
    padding: 32px 24px 24px;
  }
  .masthead h1 {
    font-size: 32px;
  }
  .col-main {
    padding: 26px 24px 30px;
  }
  .col-side {
    padding: 26px 24px 34px;
    border-left: none;
    border-top: 1px solid var(--rule);
  }
}

/* ---------------------------------------------------------------- print */
@page {
  size: A4;
  margin: 12mm 0;
}

@media print {
  :root {
    --paper: #fff;
    --sheet: #fff;
    --panel: #fff;
    --ink: #000;
    --body: #1a1a1a;
    --muted: #555;
    --rule: #cfcfcf;
    --accent: #0f5049;
    --accent-soft: #cfe0dd;
    --chip: #fff;
    --shadow: none;
    color-scheme: light;
  }

  body {
    padding: 0;
    background: #fff;
    font: 400 8.6pt/1.42 var(--sans);
    print-color-adjust: exact;
    -webkit-print-color-adjust: exact;
  }

  .toolbar {
    display: none;
  }

  .sheet {
    max-width: none;
    border: none;
    border-radius: 0;
    box-shadow: none;
  }

  .masthead {
    padding: 0 12mm 9px;
  }
  .masthead h1 {
    font-size: 22pt;
  }
  .masthead .role {
    margin-top: 5px;
    font-size: 8pt;
  }
  .masthead .tagline {
    margin-top: 6px;
    font-size: 8.4pt;
    max-width: 68ch;
  }
  .contact {
    margin-top: 11px;
    gap: 3px 16px;
    font-size: 8.2pt;
  }

  .columns {
    grid-template-columns: minmax(0, 1fr) 232px;
  }
  .col-main {
    padding: 12px 7mm 0 12mm;
  }
  .col-side {
    padding: 12px 12mm 0 7mm;
    background: #fff;
    border-top: none;
  }

  .section + .section {
    margin-top: 14px;
  }
  .section > h2 {
    margin-bottom: 8px;
    padding-bottom: 5px;
    font-size: 8pt;
  }

  .entry + .entry {
    margin-top: 12px;
  }
  .entry > h3 {
    font-size: 11pt;
  }
  .entry > p {
    margin-top: 7px;
  }
  .entry-meta li {
    font-size: 8.4pt;
  }

  .sub {
    margin-top: 10px;
    padding-left: 11px;
  }
  .sub > h4 {
    font-size: 9.2pt;
  }
  .stack {
    margin-top: 5px;
    gap: 3px;
  }
  .stack li {
    font-size: 7.2pt;
    padding: 2px 4px;
  }

  .bullets {
    margin-top: 6px;
  }
  .bullets li {
    margin-bottom: 3px;
    padding-left: 12px;
  }
  .bullets li::before {
    width: 3px;
    height: 3px;
    left: 1px;
  }
  .col-side .bullets li {
    font-size: 8.3pt;
    line-height: 1.4;
  }

  .skill-group + .skill-group {
    margin-top: 9px;
  }
  .skill-group h3 {
    margin-bottom: 4px;
    font-size: 8pt;
  }
  .skill-group ul {
    gap: 3px;
  }
  .skill-group li {
    font-size: 7.2pt;
    padding: 2.5px 5px;
  }

  /* Let long sections flow across pages; keep the small units intact. */
  .sub,
  .skill-group,
  .entry-meta {
    break-inside: avoid;
    page-break-inside: avoid;
  }
  .bullets li {
    break-inside: avoid;
    page-break-inside: avoid;
  }
  .section > h2,
  .entry > h3,
  .sub > h4 {
    break-after: avoid;
    page-break-after: avoid;
  }
  a {
    border-bottom: none;
  }
}