/* Miroslav Tolar — tolar.cz
   Token system: light palette on :root, dark overrides guarded twice
   so an explicit data-theme always wins over the OS setting. */

:root {
  --bg: #edefea;
  --bg-raised: #e3e6dd;
  --ink: #1e2420;
  --ink-soft: #52594d;
  --accent: #4b6350;
  --accent-strong: #2f3f2b;
  --copper: #a86a37;
  --line: rgba(30, 36, 32, 0.14);
  --line-strong: rgba(30, 36, 32, 0.32);
  --shadow: rgba(30, 36, 32, 0.08);
  --glow: rgba(75, 101, 135, 0.35);

  --font-display: "Bricolage Grotesque", "Segoe UI", sans-serif;
  --font-body: "Source Sans 3", "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", "Consolas", monospace;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #171b13;
    --bg-raised: #1f251a;
    --ink: #e9ebe1;
    --ink-soft: #a7ae9c;
    --accent: #93b28c;
    --accent-strong: #c3dabb;
    --copper: #d69a63;
    --line: rgba(233, 235, 225, 0.14);
    --line-strong: rgba(233, 235, 225, 0.3);
    --shadow: rgba(0, 0, 0, 0.35);
    --glow: rgba(135, 161, 195, 0.3);
  }
}

:root[data-theme="dark"] {
  --bg: #171b13;
  --bg-raised: #1f251a;
  --ink: #e9ebe1;
  --ink-soft: #a7ae9c;
  --accent: #93b28c;
  --accent-strong: #c3dabb;
  --copper: #d69a63;
  --line: rgba(233, 235, 225, 0.14);
  --line-strong: rgba(233, 235, 225, 0.3);
  --shadow: rgba(0, 0, 0, 0.35);
  --glow: rgba(135, 161, 195, 0.3);
}

* {
  box-sizing: border-box;
}

html {
  color-scheme: light dark;
}

body {
  margin: 0;
  background: var(--bg);
  background-image: radial-gradient(ellipse 1100px 640px at 50% -10%, var(--glow), transparent 65%);
  background-repeat: no-repeat;
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

a:hover {
  color: var(--copper);
  text-decoration-color: var(--copper);
}

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

.wrap {
  max-width: 720px;
  margin: 0 auto;
  padding-inline: 24px;
}

/* header */

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 720px;
  margin: 0 auto;
  padding: 28px 24px;
  border-bottom: 1px solid var(--line);
}

.mark {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border: 1.5px solid var(--line-strong);
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--ink);
  text-decoration: none;
  background: var(--bg-raised);
}

.mark:hover {
  border-color: var(--copper);
  color: var(--copper);
}

.site-header nav a {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  text-decoration: none;
  color: var(--ink-soft);
  border-bottom: 1px solid transparent;
}

.site-header nav a:hover {
  color: var(--copper);
  border-bottom-color: var(--copper);
}

/* main content */

main {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 24px;
}

.intro {
  padding-block: 56px 40px;
  animation: rise 0.5s ease-out both;
}

.eyebrow {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
}

h1 {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(2.2rem, 4.5vw + 1rem, 3.2rem);
  line-height: 1.05;
  letter-spacing: -0.01em;
  text-wrap: balance;
}

.lede {
  max-width: 58ch;
  color: var(--ink-soft);
  font-size: 1.08rem;
}

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

.label {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
}

.block h2 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.5rem;
  letter-spacing: -0.005em;
}

.block p {
  max-width: 62ch;
  color: var(--ink-soft);
}

.block p a {
  color: var(--ink);
  font-weight: 600;
}

/* footer / contact strip */

.site-footer {
  margin-top: 20px;
  border-top: 1px solid var(--line-strong);
  background: var(--bg-raised);
}

.site-footer .wrap {
  padding-block: 40px 56px;
}

.ident {
  margin: 0 0 20px;
  font-family: var(--font-mono);
  font-size: 0.92rem;
  color: var(--ink);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 18px;
  border: 1.5px solid var(--ink);
  border-radius: 3px;
  font-family: var(--font-mono);
  font-size: 0.88rem;
  letter-spacing: 0.03em;
  color: var(--ink);
  text-decoration: none;
  background: transparent;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.btn:hover {
  background: var(--copper);
  border-color: var(--copper);
  color: var(--bg);
}

/* contact page */

.card {
  border: 1px solid var(--line-strong);
  border-radius: 6px;
  background: var(--bg-raised);
  padding: 28px 30px;
  margin-block: 8px 40px;
  box-shadow: 0 1px 0 var(--shadow);
}

dl.fields {
  margin: 0;
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 12px 20px;
}

dl.fields dt {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-soft);
  white-space: nowrap;
  padding-top: 2px;
}

dl.fields dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.96rem;
  color: var(--ink);
  word-break: break-word;
}

.note {
  max-width: 62ch;
  color: var(--ink-soft);
  font-size: 0.96rem;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .intro {
    animation: none;
  }
}

@media (max-width: 480px) {
  body {
    font-size: 16px;
  }
  dl.fields {
    grid-template-columns: 1fr;
    gap: 4px 0;
  }
  dl.fields dt {
    margin-top: 10px;
  }
}