/* ==========================================================================
   Andrew Stamm — personal site
   Modern minimal theme
   ========================================================================== */

:root {
  --bg: #f5f5f4;
  --bg-alt: #eaeae8;
  --ink: #1a1a1a;
  --ink-soft: #5f5e5b;
  --ink-faint: #949390;
  --accent: #1f51ff;
  --line: #dcdbd8;
  --max: 680px;
}

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

html, body {
  height: auto;
}

body {
  background-color: var(--bg);
  background-image: url("data:image/svg+xml;base64,PHN2ZyB4bWxucz0naHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmcnIHdpZHRoPScxODAnIGhlaWdodD0nMTgwJz48ZmlsdGVyIGlkPSduJz48ZmVUdXJidWxlbmNlIHR5cGU9J2ZyYWN0YWxOb2lzZScgYmFzZUZyZXF1ZW5jeT0nMC44NScgbnVtT2N0YXZlcz0nMicgc3RpdGNoVGlsZXM9J3N0aXRjaCcvPjxmZUNvbG9yTWF0cml4IHR5cGU9J21hdHJpeCcgdmFsdWVzPScwIDAgMCAwIDAgMCAwIDAgMCAwIDAgMCAwIDAgMCAwIDAgMCAwLjAzNSAwJy8+PC9maWx0ZXI+PHJlY3Qgd2lkdGg9JzEwMCUnIGhlaWdodD0nMTAwJScgZmlsdGVyPSd1cmwoI24pJy8+PC9zdmc+");
  background-repeat: repeat;
  color: var(--ink);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
  font-size: 17px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 1.5rem;
}

h1, h2 {
  font-family: 'Space Grotesk', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(1.9rem, 4.2vw, 2.7rem);
  line-height: 1.2;
  margin: 0 0 1rem;
}

h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0;
}

p {
  margin: 0 0 1.1rem;
  color: var(--ink);
}

p:last-child {
  margin-bottom: 0;
}

a {
  color: var(--ink);
  text-decoration: underline;
  text-decoration-color: var(--line);
  text-underline-offset: 3px;
  transition: color 0.15s ease, text-decoration-color 0.15s ease;
}

a:hover,
a:focus {
  color: var(--accent);
  text-decoration-color: var(--accent);
}

strong {
  font-weight: 600;
}

/* ---------- header ---------- */

.site-header {
  padding: 1.6rem 0;
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.wordmark {
  margin: 0;
  font-family: 'Space Grotesk', 'Inter', sans-serif;
  font-weight: 600;
  font-size: 1.1rem;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.site-header nav {
  display: flex;
  gap: 1.6rem;
}

.site-header nav a {
  font-size: 0.85rem;
  font-weight: 500;
  text-decoration: none;
  color: var(--ink-soft);
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.site-header nav a:hover,
.site-header nav a:focus {
  color: var(--accent);
}

/* ---------- hero ---------- */

.hero {
  padding: 4.5rem 1.5rem 3.5rem;
}

.hero .lede {
  font-size: 1.05rem;
  color: var(--ink-soft);
  max-width: 34rem;
}

/* ---------- sections ---------- */

.block {
  padding: 3.5rem 1.5rem;
  border-top: 1px solid var(--line);
}

.block-alt {
  background: var(--bg-alt);
}

.block-head {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

.block-index {
  font-family: 'Inter', sans-serif;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.05em;
}

.block-links {
  margin-top: 1.25rem;
}

.block-links .sep {
  color: var(--ink-faint);
  margin: 0 0.5rem;
}

/* ---------- photography thumbnails ---------- */

.thumb-grid {
  list-style: none;
  margin: 1.5rem 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.6rem;
}

.thumb-grid li {
  aspect-ratio: 1 / 1;
  overflow: hidden;
  border-radius: 4px;
  background: var(--bg-alt);
}

.thumb-grid-single {
  grid-template-columns: 1fr;
}

.thumb-grid-single li {
  aspect-ratio: 16 / 10;
  border-radius: 6px;
}

.thumb-grid img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(1);
  transition: transform 0.4s ease, filter 0.4s ease;
  display: block;
}

.thumb-grid li:hover img {
  transform: scale(1.04);
  filter: grayscale(0);
}

/* ---------- footer ---------- */

.site-footer {
  padding: 2.5rem 0 3rem;
  border-top: 1px solid var(--line);
}

.site-footer p {
  margin: 0;
  font-size: 0.8rem;
  color: var(--ink-faint);
}

/* ---------- responsive ---------- */

@media (max-width: 560px) {
  body {
    font-size: 16px;
  }

  .hero {
    padding: 3.5rem 1.5rem 2.5rem;
  }

  .block {
    padding: 2.75rem 1.5rem;
  }

  .thumb-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 0.4rem;
  }

  .thumb-grid-single {
    grid-template-columns: 1fr;
  }
}