:root {
  color-scheme: light;
  --paper: #f4f0e7;
  --paper-strong: #fcfaf5;
  --ink: #111111;
  --muted: #5e5a52;
  --line: #111111;
  --accent: #c8693a;
  --shadow: rgba(17, 17, 17, 0.08);
}

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

html,
body {
  margin: 0;
  min-height: 100%;
}

html {
  scroll-behavior: smooth;
}

body.work-page,
body.case-study-page {
  background:
    radial-gradient(circle at top left, rgba(17, 17, 17, 0.06), transparent 26%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.74), rgba(255, 255, 255, 0)),
    var(--paper);
  color: var(--ink);
  font-family: "Avenir Next Condensed", "Futura PT", "Arial Narrow", sans-serif;
}

a {
  color: inherit;
}

.work-shell {
  width: min(100%, 92rem);
  margin: 0 auto;
  padding: 1rem;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 0.6rem 0 1rem;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 5.5rem;
  padding: 0.7rem 1rem;
  border: 3px solid var(--line);
  background: var(--paper-strong);
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: -0.06em;
  text-decoration: none;
}

.topnav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.topnav a {
  padding: 0.7rem 0.95rem;
  border: 2px solid transparent;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.75rem;
}

.topnav a[aria-current="page"] {
  border-color: var(--line);
}

.topnav a:hover,
.topnav a:focus-visible,
.button:hover,
.button:focus-visible {
  outline: none;
  border-color: var(--line);
}

main {
  display: grid;
  gap: 2.8rem;
  padding-bottom: 4rem;
}

.panel {
  border: 6px solid var(--line);
  background: var(--paper-strong);
  box-shadow: 0 1rem 2.5rem var(--shadow);
}

.hero {
  display: grid;
  gap: 1rem;
  padding: clamp(1.2rem, 3vw, 2.5rem);
}

.hero-centered {
  justify-items: center;
  text-align: center;
}

.narrow-copy {
  max-width: 44rem;
}

.eyebrow,
.section-index {
  margin: 0 0 1rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 0.75rem;
  color: var(--muted);
}

.hero h1,
.section-heading h2,
.project-copy h2,
.approach h2,
.final-cta h2,
.case-hero-copy h1,
.section-block h2 {
  margin: 0;
  line-height: 0.95;
  text-transform: uppercase;
  letter-spacing: -0.07em;
  font-weight: 700;
}

.hero h1,
.case-hero-copy h1 {
  font-size: clamp(3rem, 6.4vw, 5.8rem);
}

.lede,
.project-copy p,
.approach-copy p,
.final-cta p,
.section-block p,
.feature-panel p,
.metadata dd,
.code-note,
.benefit-card p {
  font-size: clamp(1rem, 1.35vw, 1.12rem);
  line-height: 1.75;
}

.project-card-featured,
.case-hero {
  display: grid;
  grid-template-columns: minmax(18rem, 0.95fr) minmax(0, 1.05fr);
  gap: 1.4rem;
  padding: 1.4rem;
}

.project-visual,
.case-hero-visual {
  display: grid;
  place-items: center;
  border: 4px solid var(--line);
  background: rgba(255, 255, 255, 0.45);
  padding: 1rem;
}

.mock-phone {
  width: min(100%, 18.5rem);
  border: 5px solid var(--line);
  border-radius: 2rem;
  background: var(--paper-strong);
  padding: 0.9rem;
}

.mock-notch {
  width: 36%;
  height: 0.6rem;
  margin: 0 auto 0.8rem;
  border-radius: 999px;
  background: var(--line);
}

.mock-screen {
  display: grid;
  gap: 0.8rem;
  min-height: 26rem;
  padding: 1rem;
  border: 4px solid var(--line);
  background:
    linear-gradient(180deg, rgba(0, 0, 0, 0.05), rgba(255, 255, 255, 0)),
    var(--paper);
}

.mock-avatar {
  width: 4.8rem;
  height: 4.8rem;
  margin: 0 auto;
  border-radius: 999px;
  background: var(--line);
}

.mock-title,
.mock-icons {
  border: 3px solid var(--line);
  background: rgba(17, 17, 17, 0.06);
}

.mock-title {
  min-height: 2.5rem;
}

.mock-link {
  min-height: 3.5rem;
  border: 3px solid var(--line);
  background: var(--paper-strong);
}

.mock-link.featured {
  min-height: 6.5rem;
  background:
    linear-gradient(90deg, var(--line) 0 38%, var(--paper-strong) 38% 100%);
}

.mock-icons {
  min-height: 2rem;
  width: 58%;
  justify-self: center;
}

.tag-list,
.support-list,
.feature-list,
.benefit-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
}

.tag-list li {
  padding: 0.5rem 0.75rem;
  border: 2px solid var(--line);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.74rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3.2rem;
  padding: 0.85rem 1.2rem;
  border: 3px solid var(--line);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.82rem;
  font-weight: 700;
}

.button-solid {
  background: var(--line);
  color: var(--paper-strong);
}

.button-outline {
  background: transparent;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-top: 1.4rem;
}

.section-heading {
  display: grid;
  gap: 0.35rem;
}

.section-heading h2,
.approach h2,
.final-cta h2,
.section-block h2 {
  font-size: clamp(1.95rem, 3.9vw, 3.8rem);
}

.card-grid,
.feature-panels,
.benefit-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.2rem;
}

.card,
.feature-panel,
.benefit-card {
  padding: 1.35rem;
}

.card h3,
.feature-panel h3,
.benefit-card h3,
.section-block h3 {
  margin: 0 0 0.8rem;
  font-size: 1.5rem;
  letter-spacing: -0.05em;
}

.card ul,
.support-list,
.feature-list,
.benefit-list,
.section-block ul,
.section-block ol {
  margin-top: 0.8rem;
  padding-left: 1.2rem;
}

.card li,
.section-block li,
.support-list li,
.feature-list li,
.benefit-list li {
  margin-bottom: 0.65rem;
}

.approach,
.final-cta,
.section-block {
  padding: 1.4rem;
}

.approach-copy,
.two-column,
.metadata,
.code-grid {
  display: grid;
  gap: 1rem;
}

.case-hero-copy {
  display: grid;
  align-content: start;
}

.metadata {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 1rem;
  gap: 0.8rem 1rem;
}

.metadata-item {
  padding: 0.9rem 1rem;
  border: 3px solid var(--line);
  background: rgba(17, 17, 17, 0.03);
}

.metadata dt {
  margin: 0 0 0.35rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.72rem;
  color: var(--muted);
}

.metadata dd {
  margin: 0;
}

.two-column {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.comparison-card,
.code-card,
.video-placeholder,
.visual-strip {
  border: 4px solid var(--line);
  background: rgba(255, 255, 255, 0.45);
}

.comparison-card,
.code-card,
.video-placeholder {
  padding: 1rem;
}

.comparison-stack {
  display: grid;
  gap: 0.9rem;
}

.comparison-bad,
.comparison-good {
  min-height: 8rem;
  border: 3px solid var(--line);
}

.comparison-bad {
  background:
    linear-gradient(90deg, rgba(17, 17, 17, 0.9) 0 18%, rgba(17, 17, 17, 0.08) 18% 100%);
}

.comparison-good {
  background:
    linear-gradient(90deg, rgba(17, 17, 17, 0.9) 0 32%, var(--paper-strong) 32% 100%);
}

.feature-list {
  list-style: disc;
}

.code-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.code-card pre {
  margin: 0;
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  font-size: 0.82rem;
  line-height: 1.55;
  white-space: pre-wrap;
}

.code-note {
  margin: 0;
}

.video-placeholder {
  display: grid;
  gap: 1rem;
  min-height: 18rem;
}

.video-frame {
  min-height: 12rem;
  border: 3px solid var(--line);
  background:
    linear-gradient(135deg, rgba(17, 17, 17, 0.12), rgba(17, 17, 17, 0.02)),
    var(--paper);
}

.visual-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.8rem;
  padding: 0.8rem;
}

.device-shot {
  min-height: 14rem;
  border: 3px solid var(--line);
  background: var(--paper-strong);
}

.device-shot.mobile {
  background:
    linear-gradient(180deg, rgba(17, 17, 17, 0.88) 0 18%, var(--paper-strong) 18% 100%);
}

.device-shot.tablet {
  background:
    linear-gradient(90deg, rgba(17, 17, 17, 0.88) 0 22%, var(--paper-strong) 22% 100%);
}

.device-shot.desktop {
  background:
    linear-gradient(90deg, rgba(17, 17, 17, 0.88) 0 35%, var(--paper-strong) 35% 100%);
}

.benefit-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.final-cta {
  display: grid;
  justify-items: center;
  text-align: center;
  gap: 0.85rem;
}

.final-cta p {
  max-width: 42rem;
  margin: 0;
}

@media (max-width: 1100px) {
  .project-card-featured,
  .case-hero,
  .card-grid,
  .feature-panels,
  .code-grid,
  .benefit-grid,
  .two-column,
  .metadata {
    grid-template-columns: 1fr;
  }

  .card-grid,
  .feature-panels,
  .benefit-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .work-shell {
    padding: 0.7rem;
  }

  .topbar {
    flex-direction: column;
    align-items: stretch;
  }

  .topnav {
    justify-content: space-between;
  }

  .card-grid,
  .feature-panels,
  .benefit-grid,
  .visual-strip {
    grid-template-columns: 1fr;
  }

  .hero,
  .project-card-featured,
  .case-hero,
  .approach,
  .final-cta,
  .section-block,
  .card,
  .feature-panel,
  .benefit-card {
    padding: 1rem;
  }
}