/* ==========================================================================
   Thomas Boren — portfolio
   Concept: the page reads like a well-set financial document. Dotted-leader
   "summary sheet" rows, ruled ledger entries, tabular figures, and gold used
   only for rules and emphasis.

   THEME SWITCH: to try the sleeker white look, add class="theme-light" to the
   <body> tag on each page (already supported below). Remove it to go back to navy.
   ========================================================================== */

:root {
  --ink: #0a1830;
  --navy: #0f2447;
  --gold: #c9a24a;
  --gold-hi: #e0c67e;
  --gold-lo: #8f6e22;

  --paper: #f3f5f8;
  --white: #ffffff;
  --text: #1b2638;
  --muted: #566175;
  --rule: #d5dae3;

  --on-dark: #eef1f6;
  --on-dark-muted: #a9b4c7;
  --rule-dark: rgba(224, 198, 126, 0.28);

  /* "Band" = header, hero and contact areas. Theme-switchable. */
  --band-bg: var(--ink);
  --band-text: var(--on-dark);
  --band-muted: var(--on-dark-muted);
  --band-rule: var(--rule-dark);
  --band-accent: var(--gold-hi);
  --btn-bg: var(--gold);
  --btn-text: var(--ink);
  --sheet-bg: rgba(255, 255, 255, 0.04);

  --serif: "Newsreader", "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  --sans: "IBM Plex Sans", "Helvetica Neue", Arial, sans-serif;
}

body.theme-light {
  --band-bg: #ffffff;
  --band-text: var(--ink);
  --band-muted: #4b576b;
  --band-rule: var(--rule);
  --band-accent: var(--gold-lo);
  --btn-bg: var(--ink);
  --btn-text: #ffffff;
  --sheet-bg: var(--paper);
}

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

html { scroll-behavior: smooth; scroll-padding-top: 76px; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--paper);
  color: var(--text);
  font: 400 1rem/1.65 var(--sans);
  font-variant-numeric: tabular-nums;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; }

a {
  color: inherit;
  text-decoration-color: var(--gold);
  text-decoration-thickness: 2px;
  text-underline-offset: 0.22em;
}
a:hover { text-decoration-color: var(--gold-lo); }

:focus-visible { outline: 3px solid var(--gold); outline-offset: 3px; }

.wrap {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 clamp(20px, 4vw, 40px);
}

.skip {
  position: absolute;
  left: -999px;
  top: 8px;
  background: #fff;
  color: var(--ink);
  padding: 8px 14px;
  z-index: 100;
}
.skip:focus { left: 12px; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: var(--band-bg);
  color: var(--band-text);
  border-bottom: 1px solid var(--band-rule);
}
.site-header .wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 6px 28px;
  padding-top: 14px;
  padding-bottom: 14px;
}
.brand {
  font: 500 1.4rem/1 var(--serif);
  text-decoration: none;
  letter-spacing: 0.01em;
}
.nav { display: flex; flex-wrap: wrap; gap: 4px 22px; font-size: 0.93rem; }
.nav a {
  text-decoration: none;
  padding: 4px 0;
  color: var(--band-muted);
  border-bottom: 2px solid transparent;
}
.nav a:hover,
.nav a[aria-current="page"] { color: var(--band-text); border-bottom-color: var(--gold); }
@media (max-width: 640px) { .site-header { position: static; } }

/* ---------- Hero (home) ---------- */
.hero {
  background: var(--band-bg);
  color: var(--band-text);
  padding: clamp(48px, 9vw, 112px) 0 clamp(48px, 8vw, 96px);
}
.hero .wrap {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  gap: clamp(32px, 6vw, 80px);
  align-items: center;
}
.hero h1 {
  font: 400 clamp(3.1rem, 7vw, 5.5rem) / 0.98 var(--serif);
  letter-spacing: -0.015em;
  margin: 0 0 0.3em;
}
.tagline {
  font: 400 clamp(1.3rem, 2.4vw, 1.75rem) / 1.3 var(--serif);
  color: var(--band-accent);
  margin: 0 0 1em;
  max-width: 24ch;
}
.lede { color: var(--band-muted); font-size: 1.08rem; max-width: 52ch; margin: 0; }

.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.btn {
  display: inline-block;
  padding: 12px 22px;
  border: 1px solid var(--btn-bg);
  background: var(--btn-bg);
  color: var(--btn-text);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  border-radius: 2px;
}
.btn:hover { filter: brightness(1.08); }
.btn.ghost { background: transparent; color: var(--band-text); border-color: var(--band-rule); }
.btn.ghost:hover { border-color: var(--gold); filter: none; }

/* ---------- Summary sheet (dotted-leader rows) ---------- */
.sheet {
  border: 1px solid var(--band-rule);
  background: var(--sheet-bg);
  padding: clamp(20px, 3vw, 32px);
}
.sheet h2 {
  font: 500 1.2rem/1.2 var(--serif);
  margin: 0 0 10px;
  color: var(--band-accent);
}
.rows { list-style: none; margin: 0; padding: 0; --k: var(--muted); }
.sheet .rows, .contact .rows { --k: var(--band-muted); }
.row { display: flex; align-items: baseline; gap: 10px; padding: 9px 0; }
.row .k { flex: none; color: var(--k); font-size: 0.93rem; }
.row .lead {
  flex: 1;
  min-width: 14px;
  border-bottom: 1px dotted currentColor;
  opacity: 0.35;
  transform: translateY(-4px);
}
.row .v { flex: none; max-width: 62%; text-align: right; font-weight: 500; }

/* ---------- Sections ---------- */
.section { padding: clamp(48px, 7vw, 88px) 0; border-top: 1px solid var(--rule); }
.section.white { background: var(--white); }
.hero + .section { border-top: 0; }

.split {
  display: grid;
  grid-template-columns: minmax(0, 240px) minmax(0, 1fr);
  gap: clamp(24px, 5vw, 64px);
}
.split > header::before {
  content: "";
  display: block;
  width: 36px;
  height: 3px;
  background: var(--gold);
  margin-bottom: 16px;
}
.split > header h2 {
  font: 500 clamp(1.65rem, 2.6vw, 2.05rem) / 1.15 var(--serif);
  margin: 0 0 0.4em;
  color: var(--ink);
}
.split > header p { margin: 0; color: var(--muted); font-size: 0.95rem; max-width: 26ch; }

.prose p { margin: 0 0 1.1em; max-width: 62ch; }
.prose.serif p { font: 400 1.2rem/1.75 var(--serif); max-width: 60ch; }

.more {
  display: inline-block;
  margin-top: 6px;
  font-weight: 600;
  color: var(--ink);
}

/* Ledger entries (experience, leadership) */
.ledger { list-style: none; margin: 0; padding: 0; }
.entry {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  gap: 6px 32px;
  padding: 28px 0;
  border-top: 1px solid var(--rule);
}
.entry:first-child { border-top: 0; padding-top: 0; }
.entry:last-child { padding-bottom: 0; }
.entry .when { color: var(--muted); font-size: 0.9rem; padding-top: 0.45em; }
.entry h3 { font: 500 1.35rem/1.25 var(--serif); margin: 0; color: var(--ink); }
.entry .org { margin: 0.15em 0 0.8em; color: var(--muted); font-size: 0.95rem; }
.entry ul { margin: 0; padding-left: 1.1em; }
.entry li { margin: 0.35em 0; max-width: 64ch; }

/* Project block */
.project {
  background: var(--white);
  border: 1px solid var(--rule);
  border-top: 3px solid var(--gold);
  padding: clamp(22px, 3.5vw, 40px);
}
.project h3 { font: 500 1.6rem/1.2 var(--serif); margin: 0 0 0.5em; color: var(--ink); }
.project > p { max-width: 60ch; margin: 0 0 1.2em; }
.project .rows { margin-bottom: 18px; border-top: 1px solid var(--rule); padding-top: 8px; }

/* Two columns (honors / skills) */
.cols { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(28px, 5vw, 56px); }
.cols h3 { font: 500 1.25rem/1.2 var(--serif); margin: 0 0 12px; color: var(--ink); }
.plain { list-style: none; margin: 0; padding: 0; }
.plain li { padding: 9px 0; border-top: 1px solid var(--rule); }
.plain li:first-child { border-top: 0; padding-top: 0; }
.plain small { display: block; color: var(--muted); }
.tags { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.tags li {
  border: 1px solid var(--rule);
  background: var(--white);
  padding: 5px 12px;
  font-size: 0.92rem;
  border-radius: 2px;
}

/* ---------- Contact band ---------- */
.contact {
  background: var(--band-bg);
  color: var(--band-text);
  padding: clamp(48px, 7vw, 88px) 0;
}
.contact .split > header h2 { color: var(--band-text); }
.contact .split > header p { color: var(--band-muted); }
.contact .row { padding: 14px 0; font-size: 1.05rem; }
.contact .row .lead { opacity: 0.3; }
.contact a { text-decoration-color: var(--band-accent); }

.site-footer {
  background: var(--band-bg);
  color: var(--band-muted);
  border-top: 1px solid var(--band-rule);
  padding: 22px 0;
  font-size: 0.88rem;
}
.site-footer .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 6px 24px; }

/* ---------- Sub-page hero (About / Project) ---------- */
.page-hero {
  background: var(--band-bg);
  color: var(--band-text);
  padding: clamp(36px, 6vw, 72px) 0 clamp(36px, 6vw, 64px);
}
.crumb { font-size: 0.9rem; color: var(--band-muted); margin: 0 0 18px; }
.crumb a { text-decoration-color: var(--band-rule); }
.page-hero h1 {
  font: 400 clamp(2.4rem, 5.4vw, 4rem) / 1.05 var(--serif);
  letter-spacing: -0.01em;
  margin: 0 0 0.35em;
  max-width: 20ch;
}
.page-hero p.intro { color: var(--band-muted); font-size: 1.12rem; max-width: 56ch; margin: 0; }

.note {
  border-left: 3px solid var(--gold);
  background: var(--white);
  padding: 16px 20px;
  max-width: 62ch;
  font-size: 0.97rem;
  color: var(--muted);
}
.block + .block { margin-top: clamp(32px, 5vw, 52px); }
.block h3 { font: 500 1.4rem/1.25 var(--serif); margin: 0 0 0.5em; color: var(--ink); }

/* ---------- Links page (mobile-first) ---------- */
body.links { background: var(--ink); color: var(--on-dark); min-height: 100vh; }
.card { max-width: 480px; margin: 0 auto; padding: 40px 20px 56px; }
.mono {
  width: 68px;
  height: 68px;
  border: 1px solid var(--gold);
  display: grid;
  place-items: center;
  font: 500 1.6rem/1 var(--serif);
  color: var(--gold-hi);
  margin-bottom: 18px;
}
.card h1 { font: 400 2.5rem/1 var(--serif); margin: 0 0 6px; }
.card .role { color: var(--gold-hi); margin: 0 0 4px; font-family: var(--serif); font-size: 1.2rem; }
.card .school { color: var(--on-dark-muted); margin: 0 0 22px; font-size: 0.95rem; }
.facts { list-style: none; margin: 0 0 26px; padding: 14px 0; border-top: 1px solid var(--rule-dark); border-bottom: 1px solid var(--rule-dark); }
.facts li { padding: 4px 0; font-size: 0.97rem; }
.link-btn {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 16px 18px;
  margin: 0 0 10px;
  border: 1px solid var(--rule-dark);
  color: var(--on-dark);
  text-decoration: none;
  font-weight: 500;
  border-radius: 2px;
  min-height: 56px;
}
.link-btn small { color: var(--on-dark-muted); font-weight: 400; font-size: 0.85rem; text-align: right; overflow-wrap: anywhere; }
.link-btn:hover { border-color: var(--gold); }
.link-btn.primary { background: var(--gold); border-color: var(--gold); color: var(--ink); font-weight: 600; }
.link-btn.primary small { color: var(--ink); }

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  .hero .wrap { grid-template-columns: 1fr; }
  .split { grid-template-columns: 1fr; }
  .split > header p { max-width: none; }
  .cols { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .entry { grid-template-columns: 1fr; gap: 2px; }
  .entry .when { padding-top: 0; }
  .row .v { max-width: 66%; }
}
