/* ===== Kirsten Wirth Portfolio — Minimal Theme ===== */
/* Palette: near-white #FFFFFF, soft paper #F7F6F3, ink #1C1C1A,
   quiet ink-60 #5B5A56, sage accent #52644E, hairline #E7E4DD */

@import url('https://fonts.googleapis.com/css2?family=Newsreader:opsz,wght@6..72,400;6..72,500;6..72,600&family=Inter:wght@400;500;600&display=swap');

:root {
  --white: #FFFFFF;
  --paper: #F7F6F3;
  --ink: #1C1C1A;
  --ink-60: #5B5A56;
  --sage: #52644E;
  --hairline: #E7E4DD;
  --serif: 'Newsreader', Georgia, serif;
  --sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--sans);
  background: var(--white);
  color: var(--ink);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }
a:focus-visible, button:focus-visible { outline: 2px solid var(--sage); outline-offset: 3px; }

/* ---- Header ---- */
.site-header {
  padding: 0;
}
.header-inner {
  max-width: 1040px;
  margin: 0 auto;
  padding: 40px 40px 32px;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 16px;
}
.brand {
  font-family: var(--serif);
  font-size: 20px;
  font-weight: 500;
  text-decoration: none;
  color: var(--ink);
}
.main-nav { display: flex; }
.main-nav a {
  text-decoration: none;
  font-size: 14.5px;
  color: var(--ink-60);
  margin-left: 32px;
  padding-bottom: 3px;
  border-bottom: 1px solid transparent;
  transition: color 0.15s ease, border-color 0.15s ease;
}
.main-nav a:first-child { margin-left: 0; }
.main-nav a:hover, .main-nav a.active { color: var(--ink); border-bottom-color: var(--sage); }

/* ---- Hero ---- */
.hero { padding: 64px 40px 96px; }
.hero-inner { max-width: 1040px; margin: 0 auto; }
.hero-grid {
  display: grid;
  grid-template-columns: 1fr 260px;
  gap: 56px;
  align-items: center;
}
.hero-text { max-width: 620px; }
.hero-photo { display: flex; justify-content: center; }
.hero-avatar {
  width: 260px;
  height: 260px;
  border-radius: 50%;
  object-fit: cover;
  filter: grayscale(100%);
}
.hero-kicker {
  font-family: var(--sans);
  font-size: 17px;
  color: var(--ink-60);
  margin: 0 0 28px;
  letter-spacing: 0.01em;
}
.hero h1 {
  font-family: var(--serif);
  font-size: 42px;
  line-height: 1.32;
  color: var(--ink);
  margin: 0 0 40px;
  font-weight: 500;
}
.hero-subhead { font-size: 18px; color: var(--ink-60); max-width: 58ch; margin: 0 0 36px; }
.hero-cta { display: flex; flex-wrap: wrap; }
.hero-cta > * { margin-right: 16px; margin-bottom: 8px; }
.hero-cta > *:last-child { margin-right: 0; }
.btn {
  display: inline-block;
  padding: 13px 24px;
  border-radius: 2px;
  text-decoration: none;
  font-size: 14.5px;
  font-weight: 500;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}
.btn-primary { background: var(--ink); color: var(--white); }
.btn-primary:hover { background: var(--sage); }
.btn-secondary { background: transparent; color: var(--ink); border: 1px solid var(--hairline); }
.btn-secondary:hover { border-color: var(--ink); }

/* ---- Highlights ---- */
.highlights { padding: 0 40px 96px; border-top: 1px solid var(--hairline); }
.highlights-grid {
  max-width: 1040px;
  margin: 0 auto;
  padding-top: 64px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 48px 32px;
}
.highlight-stat {
  font-family: var(--serif);
  font-size: 36px;
  color: var(--ink);
  font-weight: 500;
  margin-bottom: 10px;
}
.highlight-label { font-size: 14px; color: var(--ink-60); line-height: 1.55; }

/* ---- Section intro / CTA ---- */
.section-intro, .section-cta {
  padding: 88px 40px;
  border-top: 1px solid var(--hairline);
}
.section-intro-inner, .section-cta-inner { max-width: 620px; margin: 0 auto; }
.section-intro h2, .section-cta h2 {
  font-family: var(--serif);
  font-size: 27px;
  font-weight: 500;
  color: var(--ink);
  margin: 0 0 18px;
}
.section-intro p, .section-cta p { font-size: 17px; color: var(--ink-60); margin: 0 0 20px; }
.text-link { color: var(--sage); text-decoration: none; font-weight: 500; font-size: 15px; }
.text-link:hover { text-decoration: underline; }

/* ---- Page header ---- */
.page-header { max-width: 680px; margin: 0 auto; padding: 80px 40px 48px; }
.page-header h1 { font-family: var(--serif); font-size: 38px; font-weight: 500; color: var(--ink); margin: 0 0 14px; }
.page-header p { font-size: 17px; color: var(--ink-60); margin: 0; }

/* ---- Timeline ---- */
.timeline { max-width: 860px; margin: 0 auto; padding: 0 40px 110px; }
.timeline-item {
  display: grid;
  grid-template-columns: 170px 1fr;
  gap: 40px;
  padding: 48px 0;
  border-top: 1px solid var(--hairline);
}
.timeline-item:first-child { border-top: none; }
.timeline-dates { font-size: 14px; color: var(--ink-60); }
.timeline-loc { font-size: 13px; color: var(--ink-60); margin-top: 4px; opacity: 0.75; }
.timeline-content h2 { font-family: var(--serif); font-size: 23px; font-weight: 500; color: var(--ink); margin: 0 0 3px; }
.timeline-content h3 { font-size: 15px; font-weight: 500; color: var(--sage); margin: 0 0 16px; }
.timeline-summary { margin: 0 0 18px; font-size: 15.5px; color: var(--ink-60); }
.timeline-content ul { margin: 0; padding-left: 18px; }
.timeline-content li { margin-bottom: 10px; font-size: 15px; }

/* ---- Products (list, not cards — quieter than boxed grid) ---- */
.product-grid {
  max-width: 780px;
  margin: 0 auto;
  padding: 0 40px 110px;
  display: block;
}
.product-card {
  padding: 48px 0;
  border-top: 1px solid var(--hairline);
}
.product-card:first-child { border-top: none; padding-top: 0; }
.product-tag { font-size: 13px; color: var(--sage); font-weight: 500; margin-bottom: 12px; }
.product-card h2 { font-family: var(--serif); font-size: 25px; font-weight: 500; color: var(--ink); margin: 0 0 22px; }
.product-block { margin-bottom: 18px; }
.product-block h4 { font-size: 12.5px; color: var(--ink-60); margin: 0 0 5px; font-weight: 600; }
.product-block p { margin: 0; font-size: 15.5px; }
.product-outcome { margin-bottom: 0; }
.product-outcome p { color: var(--ink); font-weight: 500; }

/* ---- AI page ---- */
.ai-header { max-width: 680px; }
.ai-intro { font-size: 18px; color: var(--ink-60); margin-top: 18px; max-width: 62ch; }
.ai-columns {
  max-width: 1040px;
  margin: 0 auto;
  padding: 0 40px 80px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 64px;
}
.ai-column h2 { font-family: var(--serif); font-size: 22px; font-weight: 500; color: var(--ink); margin: 0 0 20px; }
.ai-column ul { padding-left: 18px; margin: 0; }
.ai-column li { margin-bottom: 16px; font-size: 15.5px; color: var(--ink-60); }
.ai-closing {
  max-width: 620px;
  margin: 0 auto;
  padding: 64px 40px 110px;
  border-top: 1px solid var(--hairline);
}
.ai-closing p { font-size: 21px; font-family: var(--serif); color: var(--ink); margin: 0 0 30px; }

/* ---- Bio page ---- */
.bio-section {
  max-width: 940px;
  margin: 0 auto;
  padding: 80px 40px 110px;
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 48px;
}
.bio-photo img { width: 100%; object-fit: cover; aspect-ratio: 3 / 4; filter: grayscale(6%); border-radius: 4px; }
.bio-content h1 { font-family: var(--serif); font-size: 32px; font-weight: 500; color: var(--ink); margin: 0 0 26px; }
.bio-content p { font-size: 16.5px; color: var(--ink-60); margin: 0 0 18px; max-width: 60ch; }
.bio-contact {
  margin-top: 36px;
  padding-top: 28px;
  border-top: 1px solid var(--hairline);
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.bio-contact h3 { font-size: 13px; color: var(--ink-60); margin: 0 0 6px; font-weight: 600; }
.bio-contact a { text-decoration: none; color: var(--sage); font-size: 15px; }
.bio-contact a:hover { text-decoration: underline; }

/* ---- Footer ---- */
.site-footer { border-top: 1px solid var(--hairline); padding: 48px 40px 64px; }
.footer-inner {
  max-width: 1040px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 20px;
}
.footer-name { font-family: var(--serif); font-size: 16px; color: var(--ink); }
.footer-loc { font-size: 13px; color: var(--ink-60); }
.footer-contact { display: flex; flex-wrap: wrap; }
.footer-contact a { text-decoration: none; font-size: 14px; color: var(--ink-60); margin-left: 24px; }
.footer-contact a:first-child { margin-left: 0; }
.footer-contact a:hover { color: var(--sage); }

/* ---- Responsive ---- */
@media (max-width: 760px) {
  .highlights-grid { grid-template-columns: repeat(2, 1fr); }
  .ai-columns { grid-template-columns: 1fr; }
  .timeline-item { grid-template-columns: 1fr; gap: 10px; }
  .bio-section { grid-template-columns: 1fr; }
  .bio-photo { max-width: 220px; }
  .hero-grid { grid-template-columns: 1fr; gap: 32px; }
  .hero-photo { order: -1; }
  .hero-avatar { width: 160px; height: 160px; }
  .hero h1 { font-size: 32px; max-width: none; }
  .main-nav { display: flex; flex-wrap: wrap; }
  .main-nav a { margin-left: 0; margin-right: 20px; }
}

@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; transition: none !important; }
}