/* -------------------------------------------------------------------
   Nick Smit — public CV
   Hand-crafted, type-led, restrained. Auto dark mode, print-friendly.
   No frameworks, no fetches. One stylesheet, one HTML, one tiny <script>.
------------------------------------------------------------------- */

/* ---------- Tokens ---------- */
:root {
  /* Type */
  --font-sans: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-display: "Fraunces", "Source Serif Pro", "Playfair Display", Georgia, serif;
  --font-mono: "JetBrains Mono", "SF Mono", ui-monospace, "Cascadia Code", Menlo, monospace;

  /* Spacing scale */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;
  --space-8: 4.5rem;
  --space-9: 6rem;

  /* Light theme — warm parchment */
  --bg:        #fafaf7;
  --bg-soft:   #f3f2ec;
  --bg-card:   #ffffff;
  --ink:       #18181b;
  --ink-soft:  #45464d;
  --ink-mute:  #6b6c75;
  --line:      #e4e2da;
  --line-soft: #efede5;
  --accent:    #c2410c;       /* warm rust */
  --accent-soft: #f4d4be;
  --grain-opacity: 0.025;
}

:root[data-theme="dark"], :root:not([data-theme="light"]) {
  /* If user hasn't picked, inherit from prefers-color-scheme */
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg:        #0d0d10;
    --bg-soft:   #16161a;
    --bg-card:   #15151a;
    --ink:       #f1ede2;
    --ink-soft:  #b8b3a3;
    --ink-mute:  #828075;
    --line:      #2a2a30;
    --line-soft: #1f1f24;
    --accent:    #f97316;
    --accent-soft: #4a2310;
    --grain-opacity: 0.04;
  }
}
:root[data-theme="dark"] {
  --bg:        #0d0d10;
  --bg-soft:   #16161a;
  --bg-card:   #15151a;
  --ink:       #f1ede2;
  --ink-soft:  #b8b3a3;
  --ink-mute:  #828075;
  --line:      #2a2a30;
  --line-soft: #1f1f24;
  --accent:    #f97316;
  --accent-soft: #4a2310;
  --grain-opacity: 0.04;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body {
  font-family: var(--font-sans);
  font-size: 16.5px;
  line-height: 1.65;
  color: var(--ink);
  background: var(--bg);
  font-feature-settings: "ss01", "ss02", "cv11", "tnum";
  text-rendering: optimizeLegibility;
}
a { color: var(--ink); text-decoration-color: var(--accent); text-decoration-thickness: 1px; text-underline-offset: 3px; transition: color 0.15s ease; }
a:hover { color: var(--accent); }
ul, ol { list-style: none; padding: 0; }
::selection { background: var(--accent-soft); color: var(--ink); }

/* Subtle grain — barely visible, gives the page warmth */
.grain {
  position: fixed; inset: 0;
  pointer-events: none; z-index: 1;
  opacity: var(--grain-opacity);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---------- Layout ---------- */
.page {
  position: relative; z-index: 2;
  max-width: 720px;
  margin: 0 auto;
  padding: clamp(var(--space-6), 5vw, var(--space-8)) clamp(var(--space-4), 4vw, var(--space-6)) var(--space-8);
}

/* ---------- Hero ---------- */
.hero { margin-bottom: var(--space-7); }
.hero__top { display: flex; justify-content: space-between; align-items: flex-start; gap: var(--space-4); }
.hero__id { flex: 1 1 auto; }
.hero h1 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(2.5rem, 7vw, 3.5rem);
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--ink);
  font-variation-settings: "opsz" 96;
}
.hero__role {
  margin-top: var(--space-3);
  color: var(--ink-soft);
  font-size: 1.05rem;
  font-weight: 500;
  letter-spacing: -0.005em;
}
.hero__role::before {
  content: "";
  display: inline-block;
  width: 18px; height: 1px;
  background: var(--accent);
  vertical-align: middle;
  margin-right: 12px;
  margin-bottom: 3px;
}
.hero__contact {
  margin-top: var(--space-5);
  display: flex; flex-wrap: wrap; gap: var(--space-2) var(--space-4);
  font-size: 0.92rem;
  color: var(--ink-soft);
}
.hero__contact li { display: inline-flex; align-items: center; }
.hero__contact li + li::before {
  content: "·"; color: var(--ink-mute); margin-right: var(--space-4);
}

.theme-toggle {
  flex: 0 0 auto;
  background: transparent; border: 1px solid var(--line);
  color: var(--ink-soft);
  width: 36px; height: 36px;
  border-radius: 999px; cursor: pointer;
  display: inline-grid; place-items: center;
  transition: all 0.15s ease;
}
.theme-toggle:hover { color: var(--accent); border-color: var(--accent); }
@media print { .theme-toggle { display: none; } }

/* ---------- Brief ---------- */
.brief {
  margin: var(--space-6) 0 var(--space-7);
  padding: var(--space-5) 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.brief p {
  font-size: 1.08rem;
  line-height: 1.7;
  color: var(--ink-soft);
  letter-spacing: -0.005em;
  text-wrap: pretty;
}

/* ---------- Section title ---------- */
.section-title {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-bottom: var(--space-5);
}

section { margin-bottom: var(--space-8); }

/* ---------- Experience timeline ---------- */
.timeline { display: grid; gap: var(--space-7); }
.role { position: relative; }
.role__header {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: baseline;
  gap: var(--space-3) var(--space-4);
  margin-bottom: var(--space-3);
}
.role h3 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.01em;
  font-variation-settings: "opsz" 24;
}
.role__company {
  margin-top: var(--space-1);
  font-size: 0.95rem;
  color: var(--ink-soft);
}
.role__loc { color: var(--ink-mute); }
.role__period {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--ink-mute);
  white-space: nowrap;
  letter-spacing: 0.02em;
  text-align: right;
}
.role__blurb {
  margin: var(--space-3) 0;
  color: var(--ink-soft);
  font-style: italic;
  font-size: 0.95rem;
}
.role__bullets {
  margin: var(--space-3) 0 var(--space-4);
  display: grid;
  gap: var(--space-2);
}
.role__bullets li {
  position: relative;
  padding-left: var(--space-5);
  color: var(--ink-soft);
  font-size: 0.97rem;
  line-height: 1.6;
}
.role__bullets li::before {
  content: "";
  position: absolute;
  left: var(--space-2); top: 0.7em;
  width: 12px; height: 1px;
  background: var(--accent);
}

.stack {
  display: flex; flex-wrap: wrap; gap: var(--space-1) var(--space-2);
  margin-top: var(--space-3);
  padding-top: var(--space-3);
  border-top: 1px dashed var(--line-soft);
}
.stack li {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.01em;
  color: var(--ink-mute);
  padding: 2px 8px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--bg-soft);
  transition: all 0.15s ease;
}
.stack li:hover {
  color: var(--accent);
  border-color: var(--accent);
}

/* ---------- Callouts (selected wins) ---------- */
.callouts__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
}
@container (min-width: 540px) { .callouts__grid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 540px) { .callouts__grid { grid-template-columns: 1fr 1fr; } }
.callouts__grid li {
  font-size: 0.95rem;
  line-height: 1.5;
  padding: var(--space-3) var(--space-4);
  background: var(--bg-soft);
  border-left: 2px solid var(--accent);
  color: var(--ink);
  border-radius: 0 4px 4px 0;
}

/* ---------- Projects ---------- */
.projects__grid {
  display: grid; gap: var(--space-4);
  grid-template-columns: 1fr;
}
@media (min-width: 540px) { .projects__grid { grid-template-columns: 1fr 1fr; } }
.project {
  padding: var(--space-4) var(--space-5);
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: 6px;
  transition: all 0.2s ease;
}
.project:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px -8px var(--ink-mute);
}
.project h3 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -0.005em;
  margin-bottom: var(--space-2);
}
.project p {
  color: var(--ink-soft);
  font-size: 0.92rem;
  line-height: 1.5;
}

/* ---------- Skills ---------- */
.skills__list { display: grid; gap: var(--space-3); }
.skills__row {
  display: grid;
  grid-template-columns: minmax(120px, 180px) 1fr;
  gap: var(--space-4);
  align-items: baseline;
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--line-soft);
}
.skills__row:last-child { border-bottom: 0; }
.skills__row dt {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--accent);
  letter-spacing: 0.04em;
}
.skills__row dd {
  color: var(--ink-soft);
  font-size: 0.95rem;
  line-height: 1.55;
}
@media (max-width: 480px) {
  .skills__row { grid-template-columns: 1fr; gap: var(--space-1); }
}

/* ---------- Education + Languages ---------- */
.meta {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-7);
}
@media (min-width: 540px) { .meta { grid-template-columns: 1fr 1fr; gap: var(--space-6); } }

.edu li, .languages li {
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--line-soft);
  display: grid;
  gap: var(--space-1);
}
.edu li:last-child, .languages li:last-child { border-bottom: 0; }
.edu li strong { font-weight: 600; font-size: 0.97rem; }
.edu li span, .languages li span {
  color: var(--ink-soft);
  font-size: 0.9rem;
}
.edu li time {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--ink-mute);
  letter-spacing: 0.02em;
}
.languages li {
  display: flex; justify-content: space-between; align-items: baseline;
}
.languages li strong { font-weight: 500; }

/* ---------- Footer ---------- */
.page__footer {
  margin-top: var(--space-9);
  padding-top: var(--space-5);
  border-top: 1px solid var(--line);
  font-size: 0.88rem;
  color: var(--ink-mute);
}
.page__footer p { margin-bottom: var(--space-2); }
.page__footer-meta {
  display: flex; flex-wrap: wrap; align-items: center;
  gap: var(--space-2);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.02em;
}

/* ---------- Print ---------- */
@media print {
  body { background: white; color: black; font-size: 10.5pt; }
  .grain, .theme-toggle { display: none; }
  .page { max-width: 100%; padding: 0; }
  .hero h1 { font-size: 24pt; }
  .hero__role { font-size: 12pt; }
  .section-title { color: #444; }
  .role h3 { font-size: 12pt; }
  .role__bullets li { font-size: 10pt; line-height: 1.4; page-break-inside: avoid; }
  .role { page-break-inside: avoid; }
  .stack li { background: white; }
  .project { box-shadow: none; }
  a { color: black; text-decoration: none; }
  a[href^="http"]::after { content: " (" attr(href) ")"; font-size: 8pt; color: #666; }
  a[href^="mailto:"]::after, a[href^="?"]::after { content: ""; }
  .page__footer-meta { display: none; }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
  html { scroll-behavior: auto; }
}