:root {
  --font-sans: 'Liberation Sans', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  --font-mono: ui-monospace, 'SFMono-Regular', 'SF Mono', Menlo, Consolas,
    'Liberation Mono', 'DejaVu Sans Mono', monospace;
  --ink: #0c0c0c;
  --muted: #9d9d9d;
  --hatch-base: #e9e9e9;
  --hatch-line: #fbfbfb;
  --page-pad: 16px;
  --gap-x: 10px;
  --gap-y: 26px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: #fff;
  color: var(--ink);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.page {
  padding: 0 var(--page-pad);
}

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

.site-header {
  display: flex;
  align-items: baseline;
  padding-top: 18px;
}

.brand {
  font-size: 16px;
  line-height: 22px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: #000;
  text-decoration: none;
}

.brand:active {
  opacity: 0.4;
}

.site-nav {
  margin-left: auto;
  width: 50%;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
}

.nav-link {
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 22px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: #000;
  text-decoration: none;
  transition: opacity 0.15s ease;
}

.nav-link:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.nav-link:active {
  opacity: 0.35;
}

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

.hero {
  margin: 165px 0 0;
  max-width: 468px;
  font-size: 26px;
  line-height: 27px;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: #0a0a0a;
}

.hero-main {
  display: block;
}

.hero-muted {
  display: block;
  color: var(--muted);
}

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

.project {
  padding-top: 118px;
}

main > .project:first-child {
  padding-top: 202px;
}

.project-head {
  display: flex;
  align-items: center;
}

.project-title {
  margin: 0;
  font-size: 15px;
  line-height: 22px;
  font-weight: 700;
  letter-spacing: 0;
}

.project-name {
  color: #000;
  text-decoration: none;
}

.project-name:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.project-meta {
  font-weight: 400;
  color: var(--muted);
  letter-spacing: 0.01em;
}

.plus {
  margin-left: 16px;
  padding: 0;
  border: 0;
  background: none;
  color: #111;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  transition: transform 0.2s ease;
}

.plus:hover {
  transform: rotate(45deg);
}

.plus:active {
  opacity: 0.4;
}

.views {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 13px;
}

.view-btn {
  padding: 2px;
  border: 0;
  background: none;
  color: #cfcfcf;
  cursor: pointer;
  display: inline-flex;
  transition: color 0.15s ease;
}

.view-btn svg rect {
  fill: currentColor;
}

.view-btn:hover,
.view-btn.active {
  color: #000;
}

.view-btn:active {
  opacity: 0.5;
}

/* ---------- grid ---------- */

.grid {
  margin-top: 11px;
  display: grid;
  grid-template-columns: repeat(var(--cols, 4), 1fr);
  column-gap: var(--gap-x);
  row-gap: var(--gap-y);
  align-items: start;
}

.cell {
  display: block;
  width: 100%;
  overflow: hidden;
  background: #f5f5f5;
  transition: opacity 0.18s ease, transform 0.12s ease;
}

.cell:hover {
  opacity: 0.9;
}

.cell:active {
  transform: scale(0.988);
}

.cell img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.cell .hatch {
  display: block;
  width: 100%;
  height: 100%;
  background: repeating-linear-gradient(
    135deg,
    var(--hatch-base) 0px,
    var(--hatch-base) 9.6px,
    var(--hatch-line) 9.6px,
    var(--hatch-line) 11.7px
  );
}

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

.footer {
  display: flex;
  align-items: flex-start;
  padding: 145px 0 32px;
}

.footer-title {
  margin: 14px 0 0;
  font-size: 44px;
  line-height: 1.1;
  font-weight: 400;
  letter-spacing: -0.015em;
  color: #050505;
}

.footer-links {
  margin-left: auto;
  width: 50%;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
}

.footer-link {
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 15px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #111;
  text-decoration: none;
}

.footer-link:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.footer-link:active {
  opacity: 0.35;
}

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

@media (max-width: 1100px) {
  .grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid .cell {
    margin-top: 0 !important;
  }

  .views {
    display: none;
  }

  .site-nav {
    width: 62%;
  }

  .project {
    padding-top: 90px;
  }

  main > .project:first-child {
    padding-top: 140px;
  }
}

@media (max-width: 760px) {
  .site-header {
    flex-wrap: wrap;
  }

  .site-nav {
    width: 100%;
    margin-top: 14px;
    justify-content: flex-start;
    flex-wrap: wrap;
    gap: 4px 20px;
  }

  .hero {
    margin-top: 96px;
    font-size: 22px;
    line-height: 23px;
    max-width: 368px;
  }

  .project {
    padding-top: 72px;
  }

  main > .project:first-child {
    padding-top: 110px;
  }

  .footer {
    flex-direction: column;
    gap: 44px;
    padding: 96px 0 32px;
  }

  .footer-title {
    margin-top: 0;
    font-size: 32px;
  }

  .footer-links {
    margin-left: 0;
    width: auto;
  }
}

@media (max-width: 480px) {
  .grid {
    grid-template-columns: 1fr;
  }
}