/*
 * The website's only stylesheet: the device's own fonts (ADR 0004), light and dark themes,
 * one column on a phone, and a focus ring that is always visible.
 *
 * @file    apps/site/src/site.css
 * @author  Azamat Soliev
 * @date    November 2026
 */

:root {
  color-scheme: light dark;
  --ink: #1b1d22;
  --muted: #4a4f59;
  --paper: #ffffff;
  --panel: #f2f5fa;
  --line: #d5dbe5;
  --brand: #1f5fbf;
  --brand-ink: #ffffff;
  --focus: #b0420a;
  font-family:
    system-ui,
    -apple-system,
    'Segoe UI',
    Roboto,
    'Noto Sans',
    Arial,
    sans-serif;
  line-height: 1.55;
}

@media (prefers-color-scheme: dark) {
  :root {
    --ink: #eceef2;
    --muted: #b9bfca;
    --paper: #121418;
    --panel: #1c2028;
    --line: #343a46;
    --brand: #8cb6ff;
    --brand-ink: #0b1a33;
    --focus: #ffb27a;
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
}

.wrap {
  max-inline-size: 68rem;
  margin-inline: auto;
  padding-inline: 1rem;
}

a {
  color: var(--brand);
  text-underline-offset: 0.15em;
}

:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}

.skip {
  position: absolute;
  inset-inline-start: 0.5rem;
  inset-block-start: -10rem;
  padding: 0.5rem 0.75rem;
  background: var(--paper);
}

.skip:focus {
  inset-block-start: 0.5rem;
}

.top {
  border-block-end: 1px solid var(--line);
}

.top-row,
.foot-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  align-items: center;
  justify-content: space-between;
  padding-block: 0.75rem;
}

.brand {
  color: var(--ink);
  font-weight: 700;
  font-size: 1.1rem;
  text-decoration: none;
}

.languages,
.foot-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.languages a[aria-current='page'] {
  color: var(--ink);
  font-weight: 700;
  text-decoration: none;
}

main {
  padding-block: 1rem 3rem;
}

main:focus {
  outline: none;
}

h1 {
  font-size: clamp(1.75rem, 1.2rem + 2.5vw, 2.75rem);
  line-height: 1.2;
  margin-block: 1.5rem 0.75rem;
}

h2 {
  font-size: 1.5rem;
  margin-block: 2.5rem 0.75rem;
}

h3 {
  font-size: 1.1rem;
  margin-block: 0 0.4rem;
}

.lead {
  font-size: 1.2rem;
  color: var(--muted);
  max-inline-size: 46rem;
}

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

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-block: 1.25rem 0.5rem;
}

.button {
  display: inline-block;
  padding: 0.7rem 1.2rem;
  border: 2px solid var(--brand);
  border-radius: 999px;
  color: var(--brand);
  font-weight: 600;
  text-decoration: none;
}

.button.primary {
  background: var(--brand);
  color: var(--brand-ink);
}

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

.cards li {
  padding: 1rem 1.1rem;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--panel);
}

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

.shots {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(9.5rem, 1fr));
  gap: 1.25rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.shots figure {
  margin: 0;
}

.shots img {
  display: block;
  width: 100%;
  max-width: 15rem;
  height: auto;
  border: 1px solid var(--line);
  border-radius: 14px;
}

.shots figcaption {
  margin-block-start: 0.5rem;
  color: var(--muted);
}

.checks {
  padding-inline-start: 1.25rem;
}

.checks li {
  margin-block: 0.35rem;
}

details {
  border-block-end: 1px solid var(--line);
  padding-block: 0.75rem;
}

summary {
  cursor: pointer;
  font-weight: 600;
}

.contact {
  margin-block-start: 2.5rem;
  padding: 1.25rem;
  border-radius: 14px;
  background: var(--panel);
}

.contact h2 {
  margin-block-start: 0;
}

.legal {
  max-inline-size: 46rem;
}

.legal .note {
  padding: 0.75rem 1rem;
  border-inline-start: 4px solid var(--brand);
  background: var(--panel);
}

.plain section + section {
  margin-block-start: 2rem;
}

.foot {
  border-block-start: 1px solid var(--line);
  color: var(--muted);
}

.foot p {
  margin: 0;
}