/* Base CSS — Reset + Typography + Layout */

*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

body {
  font-family: var(--font-body);
  font-size: var(--fs-base);
  font-weight: var(--fw-regular);
  line-height: var(--lh-normal);
  color: var(--color-ink);
  background-color: var(--color-cream);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

img, picture, svg, video {
  display: block;
  max-width: 100%;
  height: auto;
}

input, button, textarea, select { font: inherit; color: inherit; }

button { background: none; border: none; cursor: pointer; padding: 0; }

a {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 0.2em;
  text-decoration-thickness: 1px;
  transition: color var(--transition-fast);
}
a:hover { color: var(--color-primary-dark); }
a:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: var(--lh-tight);
  color: var(--color-ink);
}
.u { color: var(--color-primary); }

h1 { font-size: clamp(var(--fs-3xl), 4vw, var(--fs-4xl)); }
h2 { font-size: clamp(var(--fs-2xl), 3vw, var(--fs-3xl)); }
h3 { font-size: var(--fs-xl); }
h4 { font-size: var(--fs-lg); }
h5 { font-size: var(--fs-md); }
h6 { font-size: var(--fs-base); }

p { line-height: var(--lh-normal); max-width: 65ch; }

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--container-pad);
  padding-right: var(--container-pad);
}

.container--narrow { max-width: var(--container-narrow); }

/* On viewports wide enough for the regular .container to have outside-padding,
   align the narrow container's left edge with .container's left edge instead
   of centering it. Below this breakpoint, default centering applies — no
   asymmetric margins, no horizontal overflow on mobile. */
@media (min-width: 72rem) {
  .container--narrow {
    margin-left: calc(50vw - var(--container-max) / 2);
    margin-right: auto;
  }
}

section { padding-top: var(--sp-12); padding-bottom: var(--sp-12); }
section + section { padding-top: var(--sp-10); }

/* Vertikaler Rhythmus für nackten Fließtext in Content-Containern.
   Null-Spezifität (:where) → Komponenten-Klassen und Inline-Styles gewinnen immer;
   Margins kollabieren → keine doppelten Abstände. Grids/Cards bleiben unberührt. */
:where(.container, .container--narrow) > * + :where(h2, h3, p, ul, ol, blockquote) { margin-top: var(--sp-4); }
:where(.container, .container--narrow) > * + :where(h2) { margin-top: var(--sp-6); }
/* Listen-Styling nur für nackte (klassenlose) Listen auf oberster Ebene —
   Komponenten-Listen (.pricing__features, .process, Footer) bleiben unangetastet. */
:where(.container, .container--narrow) > :where(ul, ol):not([class]) { padding-left: 1.5em; }
:where(.container, .container--narrow) > :where(ul, ol):not([class]) > li + li { margin-top: var(--sp-2); }

.skip-to-content {
  position: absolute;
  left: -9999px;
  z-index: var(--z-toast);
  background: var(--color-ink);
  color: var(--color-cream);
  padding: var(--sp-3) var(--sp-5);
  text-decoration: none;
  border-radius: var(--radius-sm);
}
.skip-to-content:focus { left: var(--sp-3); top: var(--sp-3); }

main { flex: 1; }

/* Visually-Hidden — content for screen-readers only (WCAG) */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}