/* =============================================================
   David J. Koster — CV
   Design system: DJK (Claude Design handoff)
   Ink = warm green-cast charcoal · Paper = warm bond
   Spruce = evergreen primary · Clay = weathered-copper secondary
   ============================================================= */

/* ---------- Fonts ---------- */
@font-face {
  font-family: 'Newsreader';
  src: url('fonts/Newsreader-Variable.ttf') format('truetype');
  font-weight: 200 800; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'Newsreader';
  src: url('fonts/Newsreader-Italic-Variable.ttf') format('truetype');
  font-weight: 200 800; font-style: italic; font-display: swap;
}
@font-face {
  font-family: 'Schibsted Grotesk';
  src: url('fonts/SchibstedGrotesk-Variable.ttf') format('truetype');
  font-weight: 400 900; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'Schibsted Grotesk';
  src: url('fonts/SchibstedGrotesk-Italic-Variable.ttf') format('truetype');
  font-weight: 400 900; font-style: italic; font-display: swap;
}
@font-face {
  font-family: 'IBM Plex Mono';
  src: url('fonts/IBMPlexMono-Regular.ttf') format('truetype');
  font-weight: 400; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'IBM Plex Mono';
  src: url('fonts/IBMPlexMono-Medium.ttf') format('truetype');
  font-weight: 500; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'IBM Plex Mono';
  src: url('fonts/IBMPlexMono-Italic.ttf') format('truetype');
  font-weight: 400; font-style: italic; font-display: swap;
}

/* ---------- Tokens ---------- */
:root {
  /* Ink */
  --ink-900: #212520;
  --ink-800: #343A33;
  --ink-700: #4A514A;
  --ink-500: #6C7369;
  --ink-400: #8F958A;
  --ink-300: #B8BCB1;

  /* Paper */
  --paper-0:   #FCFBF7;
  --paper-50:  #F7F5EF;
  --paper-100: #F0ECE2;
  --paper-200: #E5DFD0;
  --paper-300: #D6CDB8;

  /* Spruce */
  --spruce-700: #24382D;
  --spruce-600: #2E4A3B;
  --spruce-500: #3E5F4C;
  --spruce-200: #C6D2C4;
  --spruce-100: #E4EAE1;

  /* Clay */
  --clay-700: #8C5230;
  --clay-600: #A5643A;
  --clay-500: #B97A4E;
  --clay-100: #F0E3D3;

  --granite-500: #7E8683;

  /* Fonts */
  --font-serif: 'Newsreader', 'Iowan Old Style', Georgia, serif;
  --font-sans:  'Schibsted Grotesk', 'Helvetica Neue', Arial, sans-serif;
  --font-mono:  'IBM Plex Mono', 'SFMono-Regular', Menlo, monospace;

  /* Borders */
  --border-hairline: rgba(33, 37, 32, 0.18);
  --border-hairline-inverse: rgba(247, 245, 239, 0.20);

  /* Layout */
  --container: 1060px;
}

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper-50);
  color: var(--ink-800);
  font: 400 15px/1.55 var(--font-sans);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a { color: var(--spruce-600); text-decoration: none; }
a:hover { color: var(--clay-600); text-decoration: underline; }

::selection { background: var(--spruce-200); color: var(--ink-900); }

h1, h2, h3, p { margin: 0; }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding-left: 32px;
  padding-right: 32px;
}

/* ---------- Component: SectionLabel ---------- */
.section-label {
  display: flex;
  align-items: center;
  gap: 12px;
  font: 400 12px/1.4 var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-500);
}
.section-label > .sl-text { white-space: nowrap; }
.section-label > .sl-rule {
  flex: 1;
  border-top: 1px solid var(--border-hairline);
}
.section-label > .sl-right {
  white-space: nowrap;
  color: var(--ink-400);
}
.section-label.is-inverse { color: var(--ink-300); }
.section-label.is-inverse > .sl-rule { border-top-color: var(--border-hairline-inverse); }
.section-label.is-inverse > .sl-right { color: var(--ink-300); }

/* ---------- Component: Stat ---------- */
.stat { display: flex; flex-direction: column; gap: 4px; }
.stat .stat-value {
  font: 500 18px/1.3 var(--font-mono);
  color: var(--ink-900);
}
.stat .stat-label {
  font: 400 12px/1.4 var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-500);
}
.stat .stat-note {
  font: 400 13px/1.5 var(--font-sans);
  color: var(--ink-400);
}

/* ---------- Top bar ---------- */
.topbar {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 24px;
  padding-top: 28px;
  padding-bottom: 26px;
  border-bottom: 1px solid var(--border-hairline);
}
.wordmark {
  font: 700 14px/1.2 var(--font-sans);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-900);
}
.topnav {
  display: flex;
  gap: 24px;
  font: 400 12px/1.4 var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.topnav a { color: var(--ink-500); }
.topnav a:hover { color: var(--clay-600); text-decoration: none; }

/* ---------- Sections ---------- */
.section { padding-bottom: 72px; }

/* ---------- Hero ---------- */
.hero { padding-top: 72px; padding-bottom: 64px; }
.hero-grid {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 56px;
  align-items: end;
}
.hero-copy { display: flex; flex-direction: column; gap: 28px; }
.hero-title {
  font: 500 64px/1.02 var(--font-serif);
  letter-spacing: -0.015em;
  color: var(--ink-900);
  text-wrap: balance;
}
.hero-lede {
  max-width: 52ch;
  font: 400 19px/1.5 var(--font-serif);
  color: var(--ink-700);
}
.hero-stats {
  display: flex;
  gap: 40px;
  padding-top: 12px;
  border-top: 1px solid var(--border-hairline);
}

/* ---------- Figure / image slot ---------- */
.figure { margin: 0; display: flex; flex-direction: column; gap: 8px; }
.figure-slot {
  width: 100%;
  background:
    repeating-linear-gradient(
      135deg,
      transparent, transparent 11px,
      rgba(33, 37, 32, 0.04) 11px, rgba(33, 37, 32, 0.04) 12px
    ),
    var(--paper-100);
  border: 1px solid var(--border-hairline);
  border-radius: 2px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.figure-slot img { width: 100%; height: 100%; object-fit: cover; display: block; }
.figure-slot .slot-hint {
  max-width: 30ch;
  margin: 0;
  padding: 20px;
  text-align: center;
  font: 400 12px/1.5 var(--font-mono);
  letter-spacing: 0.04em;
  color: var(--ink-400);
}
.figcaption {
  font: 400 12px/1.4 var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-400);
}

.hero-figure .figure-slot { height: 440px; }

/* ---------- About ---------- */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  padding-top: 28px;
}
.serif-body {
  font: 400 17px/1.6 var(--font-serif);
  color: var(--ink-800);
}

/* ---------- Current focus ---------- */
.focus-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  padding-top: 28px;
  align-items: start;
}
.focus-copy { display: flex; flex-direction: column; gap: 20px; }
.focus-heading {
  font: 500 32px/1.15 var(--font-serif);
  letter-spacing: -0.015em;
  color: var(--ink-900);
}
.eyebrow-mono {
  font: 400 12px/1.4 var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-500);
}
.focus-figure .figure-slot { aspect-ratio: 3 / 2; }

/* ---------- Projects ---------- */
.list { display: flex; flex-direction: column; padding-top: 8px; }
.project {
  display: grid;
  grid-template-columns: 64px 1fr 1.3fr;
  gap: 32px;
  padding: 28px 0;
  border-bottom: 1px solid var(--border-hairline);
}
.project-num {
  font: 500 15px/1.3 var(--font-mono);
  color: var(--ink-400);
  padding-top: 4px;
}
.project-head { display: flex; flex-direction: column; gap: 8px; }
.project-name {
  font: 500 24px/1.25 var(--font-serif);
  letter-spacing: -0.015em;
  color: var(--ink-900);
}
.project-loc {
  font: 400 12px/1.4 var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-500);
}
.project-status {
  font: 400 12px/1.4 var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--spruce-600);
  padding-top: 4px;
}
.project-body { display: flex; flex-direction: column; gap: 10px; }
.project-desc { font: 400 15px/1.55 var(--font-sans); color: var(--ink-800); }
.project-role { font: 400 15px/1.55 var(--font-sans); color: var(--ink-500); }

.projects-diptych {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  padding-top: 40px;
}
.projects-diptych .figure-slot { aspect-ratio: 3 / 4; }

/* ---------- Experience ---------- */
.role {
  display: grid;
  grid-template-columns: 200px 1fr 1.3fr;
  gap: 32px;
  padding: 28px 0;
  border-bottom: 1px solid var(--border-hairline);
}
.role-dates {
  font: 500 15px/1.3 var(--font-mono);
  color: var(--ink-500);
  padding-top: 2px;
}
.role-head { display: flex; flex-direction: column; gap: 6px; }
.role-org {
  font: 500 20px/1.25 var(--font-serif);
  color: var(--ink-900);
}
.role-title { font: 400 13px/1.5 var(--font-sans); color: var(--ink-500); }
.role-summary { font: 400 15px/1.55 var(--font-sans); color: var(--ink-800); }

/* ---------- Capabilities ---------- */
.cap-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border-hairline);
  border: 1px solid var(--border-hairline);
  margin-top: 28px;
}
.cap {
  background: var(--paper-0);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.cap-num { font: 500 15px/1.3 var(--font-mono); color: var(--ink-400); }
.cap-label { font: 500 17px/1.35 var(--font-serif); color: var(--ink-900); }
.section-capabilities { padding-bottom: 88px; }

/* ---------- Footer / contact ---------- */
.footer {
  background: var(--ink-900);
  color: var(--paper-50);
}
.footer-inner {
  padding-top: 72px;
  padding-bottom: 56px;
  display: flex;
  flex-direction: column;
  gap: 40px;
}
.footer-lede {
  max-width: 44ch;
  font: 500 32px/1.25 var(--font-serif);
  letter-spacing: -0.015em;
  color: var(--paper-50);
  text-wrap: pretty;
}
.contact-methods { display: flex; gap: 48px; flex-wrap: wrap; }
.contact-block { display: flex; flex-direction: column; gap: 6px; }
.contact-key {
  font: 400 12px/1.4 var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-400);
}
.contact-val {
  font: 400 17px/1.4 var(--font-sans);
  color: var(--paper-50);
}
.contact-val:hover { color: var(--clay-500); text-decoration: none; }
.footer-base {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--border-hairline-inverse);
}
.footer-wordmark {
  font: 700 12px/1.2 var(--font-sans);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--paper-50);
}
.footer-meta {
  font: 400 12px/1.4 var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-400);
}

/* =============================================================
   Responsive
   ============================================================= */
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-figure { max-width: 340px; }
  .focus-grid { grid-template-columns: 1fr; gap: 32px; }
  .two-col { grid-template-columns: 1fr; gap: 28px; }
  .cap-grid { grid-template-columns: repeat(2, 1fr); }
  .project { grid-template-columns: 40px 1fr; }
  .project-body { grid-column: 1 / -1; }
  .role { grid-template-columns: 150px 1fr; }
  .role-summary { grid-column: 1 / -1; }
}

@media (max-width: 640px) {
  .container { padding-left: 20px; padding-right: 20px; }
  .topbar { flex-direction: column; align-items: flex-start; gap: 16px; }
  .topnav { flex-wrap: wrap; gap: 16px; }
  .hero { padding-top: 48px; padding-bottom: 48px; }
  .hero-title { font-size: 44px; }
  .hero-stats { flex-direction: column; gap: 20px; }
  .projects-diptych { grid-template-columns: 1fr; }
  .cap-grid { grid-template-columns: 1fr; }
  .project { grid-template-columns: 1fr; gap: 12px; }
  .project-num { padding-top: 0; }
  .role { grid-template-columns: 1fr; gap: 10px; }
  .focus-heading { font-size: 28px; }
  .footer-lede { font-size: 26px; }
}

/* ---------- Print ---------- */
@media print {
  body { background: #fff; }
  .topnav, .figure { display: none; }
  .section, .hero { padding-bottom: 24px; }
  .footer { background: #fff; color: var(--ink-900); }
  .footer-lede, .contact-val, .footer-wordmark { color: var(--ink-900); }
  a { color: var(--ink-900); }
}