/* Porma Software — one-page site. Monochrome brand, system fonts, no third-party assets. */

:root {
  --bg: #ffffff;
  --fg: #0f172a;
  --muted: #475569;
  --border: #e2e8f0;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f172a;
    --fg: #ffffff;
    --muted: #cbd5e1;
    --border: #1e293b;
  }
}

* {
  box-sizing: border-box;
}

html {
  color-scheme: light dark;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: Inter, "Segoe UI", Helvetica, Arial, sans-serif;
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration-thickness: 1px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--fg);
  color: var(--bg);
  padding: 0.6rem 1rem;
  z-index: 10;
}

.skip-link:focus {
  left: 0.75rem;
  top: 0.75rem;
}

header,
main,
footer {
  max-width: 46rem;
  margin: 0 auto;
  padding: 1.5rem 1.25rem;
}

header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  border-bottom: 1px solid var(--border);
}

.wordmark {
  color: var(--fg);
}

.wordmark svg {
  display: block;
  height: 2.25rem;
  width: auto;
}

header nav a,
footer nav a {
  color: var(--fg);
  font-weight: 500;
}

section {
  padding-block: 2rem;
  border-bottom: 1px solid var(--border);
}

section:last-child {
  border-bottom: none;
}

#hero {
  padding-block-start: 2.5rem;
}

h1 {
  font-size: 2rem;
  margin: 0 0 0.75rem;
}

h2 {
  font-size: 1.375rem;
  margin: 0 0 1rem;
}

h3 {
  font-size: 1.05rem;
  margin: 0 0 0.25rem;
}

.tagline {
  color: var(--muted);
  max-width: 38rem;
  margin: 0;
}

.service-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1.25rem;
  grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
}

.service-list li {
  margin: 0;
}

.service-list p {
  color: var(--muted);
  margin: 0;
}

.work-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.5rem;
}

.work-list li::before {
  content: "— ";
}

footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

footer {
  border-top: 1px solid var(--border);
  color: var(--muted);
}