* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
}

body {
  font-family: var(--font-base);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

img,
svg {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none;
}

button,
input {
  font-family: inherit;
  font-size: inherit;
}

h1,
h2,
h3,
h4 {
  line-height: 1.15;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.section {
  padding: var(--space-2xl) 0;
}

.section--alt {
  background: var(--color-bg-alt);
}

.section-head {
  max-width: 640px;
  margin: 0 auto var(--space-xl);
  text-align: center;
}

.eyebrow {
  display: inline-block;
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent-dark);
  margin-bottom: var(--space-xs);
}

.section-head h2 {
  font-size: var(--fs-2xl);
  margin-bottom: var(--space-sm);
}

.section-head p {
  color: var(--color-text-muted);
  font-size: var(--fs-md);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.9rem 1.75rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: var(--fs-sm);
  letter-spacing: 0.01em;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn--primary {
  background: var(--color-text);
  color: var(--color-text-inverse);
}

.btn--primary:hover {
  background: #000;
  box-shadow: var(--shadow-md);
}

.btn--outline {
  background: transparent;
  border-color: var(--color-text);
  color: var(--color-text);
}

.btn--outline:hover {
  background: var(--color-text);
  color: var(--color-text-inverse);
}

.btn--block {
  width: 100%;
}

.btn--lg {
  padding: 1.1rem 2rem;
  font-size: var(--fs-base);
}

@media (max-width: 640px) {
  .section {
    padding: var(--space-xl) 0;
  }
  .section-head h2 {
    font-size: var(--fs-xl);
  }
}

/* iOS Safari zoomt heran, sobald ein Eingabefeld mit weniger als 16px
   den Fokus bekommt. Auf Touch-Geraeten daher ueberall mindestens 16px. */
@media (pointer: coarse) {
  input,
  select,
  textarea {
    font-size: 16px;
  }
}