/* Společné hodnoty: barvy a zaoblení změníš pro celý web na jednom místě. */
:root {
  --background: #f6f5f1;
  --surface: #ffffff;
  --ink: #232332;
  --muted: #63636f;
  --accent: #6544c5;
  --accent-dark: #50329f;
  --accent-light: #eee8fc;
  --border: #e3e1e8;
  --radius: 24px;
  --content-width: 1160px;
  font-family: "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--ink);
  background: var(--background);
  font-synthesis: none;
  line-height: 1.6;
}

* { box-sizing: border-box; }
body { margin: 0; min-width: 320px; }
img { display: block; max-width: 100%; }
a { color: inherit; }
button, input, select { font: inherit; }
h1, h2, h3, p { margin: 0; }
h1, h2, h3 { line-height: 1.15; }
h1 { font-size: clamp(2.5rem, 5vw, 4.4rem); letter-spacing: -0.055em; }
h2 { font-size: clamp(1.5rem, 3vw, 2rem); letter-spacing: -0.035em; }
h3 { font-size: 1.12rem; letter-spacing: -0.02em; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 5px; }
h1[tabindex="-1"]:focus { outline: none; }

.container { width: min(var(--content-width), calc(100% - 48px)); margin-inline: auto; }
.eyebrow { color: var(--accent); font-size: 0.73rem; font-weight: 750; letter-spacing: 0.13em; text-transform: uppercase; }
.muted { color: var(--muted); }
.brand-dot { color: var(--accent); }
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  min-height: 50px;
  padding: 12px 23px;
  border: 1px solid transparent;
  border-radius: 13px;
  font-weight: 650;
  text-decoration: none;
  transition: background 160ms, transform 160ms;
}
.button-primary { background: var(--accent); color: white; }
.button-primary:hover { background: var(--accent-dark); transform: translateY(-2px); }
.button-secondary { background: var(--surface); border-color: var(--border); }
.button-secondary:hover { background: var(--accent-light); }
.skip-link { position: absolute; top: -100px; left: 16px; padding: 12px 20px; background: white; z-index: 10; border-radius: 10px; }
.skip-link:focus { top: 12px; }
.notice { margin-block: 20px; padding: 16px; background: var(--accent-light); border-radius: 12px; }

@media (max-width: 600px) {
  .container { width: calc(100% - 32px); }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; animation: none !important; }
}