:root {
  color-scheme: light;
  --bg: #f8fafc;
  --panel: #ffffff;
  --ink: #111827;
  --muted: #526071;
  --line: #d9e2ec;
  --accent: #0f5e8c;
  --accent-2: #177245;
  --soft: #eef5f8;
  --max: 1080px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.55;
}

a {
  color: var(--accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

a:hover {
  color: #073f61;
}

.site-header,
.main,
.site-footer {
  max-width: var(--max);
  margin: 0 auto;
  padding-left: 28px;
  padding-right: 28px;
}

.site-header {
  padding-top: 28px;
  padding-bottom: 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand {
  font-weight: 750;
  letter-spacing: 0;
}

.nav {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  font-size: 0.94rem;
}

.hero {
  padding: 58px 0 36px;
  border-top: 1px solid var(--line);
}

.kicker {
  color: var(--accent);
  font-weight: 700;
  margin: 0 0 10px;
}

.skill-line {
  color: #17364a;
  font-weight: 650;
  margin: -2px 0 18px;
}

h1,
h2,
h3 {
  line-height: 1.15;
  letter-spacing: 0;
}

h1 {
  font-size: clamp(2.25rem, 5vw, 4.5rem);
  margin: 0 0 18px;
}

h2 {
  font-size: 1.65rem;
  margin: 0 0 18px;
}

h3 {
  font-size: 1.1rem;
  margin: 0 0 8px;
}

p {
  margin: 0 0 15px;
}

.lede {
  max-width: 850px;
  font-size: 1.18rem;
  color: #243244;
}

.actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 26px;
}

.button {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 9px 14px;
  border: 1px solid var(--accent);
  background: var(--accent);
  color: #fff;
  border-radius: 6px;
  text-decoration: none;
  font-weight: 700;
}

.button.secondary {
  background: transparent;
  color: var(--accent);
}

.section {
  padding: 34px 0;
  border-top: 1px solid var(--line);
}

.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 20px;
}

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

.meta {
  color: var(--muted);
  font-size: 0.95rem;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}

.tag {
  border: 1px solid #c9d8e3;
  background: var(--soft);
  color: #17364a;
  border-radius: 999px;
  padding: 4px 9px;
  font-size: 0.84rem;
}

.screenshot-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

figure {
  margin: 0;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
}

figure img {
  width: 100%;
  display: block;
}

figcaption {
  padding: 10px 12px;
  color: var(--muted);
  font-size: 0.9rem;
}

.case {
  max-width: 850px;
}

.case h1 {
  font-size: clamp(2rem, 4vw, 3.4rem);
}

.case ul {
  padding-left: 22px;
}

.case li {
  margin-bottom: 6px;
}

.note {
  background: #f1f6f2;
  border-left: 4px solid var(--accent-2);
  padding: 14px 16px;
  color: #21362a;
}

.site-footer {
  padding-top: 30px;
  padding-bottom: 40px;
  color: var(--muted);
  border-top: 1px solid var(--line);
}

@media (max-width: 760px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .hero {
    padding-top: 34px;
  }

  .grid,
  .screenshot-grid {
    grid-template-columns: 1fr;
  }
}