/* ==========================================================================
   Base / Reset / Typografie / Icon-Guardrails / Mobile-Grundlagen
   ========================================================================== */

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

/* Icon-Guardrail: NIE übergroß. Fester Rahmen + currentColor. */
.icon {
  width: 1.4em;
  height: 1.4em;
  flex: 0 0 auto;
  vertical-align: middle;
  color: currentColor;
}
.icon--md { width: 22px; height: 22px; }
.icon--lg { width: 28px; height: 28px; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--color-ink);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0 0 0.6em;
  text-wrap: balance;
}
h1 { font-size: var(--fs-h1); font-weight: 800; }
h2 { font-size: var(--fs-h2); font-weight: 800; }
h3 { font-size: var(--fs-h3); font-weight: 700; }

p { margin: 0 0 1.1em; max-width: 65ch; }
p:last-child { margin-bottom: 0; }
.text-wide { max-width: none; }

a { color: var(--color-primary); text-decoration-thickness: 1.5px; text-underline-offset: 2px; }
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
[tabindex]:focus-visible {
  outline: 2.5px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: 4px;
}

ul, ol { padding-left: 1.3em; }
ul.no-bullets { list-style: none; padding-left: 0; margin: 0; }

/* Layout-Grundlagen */
.container {
  width: 100%;
  max-width: var(--content-width);
  margin-inline: auto;
  padding-inline: var(--content-pad);
}
.section { padding-block: var(--section-pad); position: relative; }
.section--alt { background: var(--color-bg-alt); }
.section--deep { background: var(--color-deep); color: var(--color-deep-ink); }
.section--deep h1, .section--deep h2, .section--deep h3 { color: #fff; }

.eyebrow {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.9rem;
}

.lead { font-size: var(--fs-lead); color: var(--color-ink-soft); max-width: 60ch; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.55em;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.98rem;
  padding: 0.85em 1.6em;
  border-radius: var(--radius-pill);
  border: 1.5px solid transparent;
  cursor: pointer;
  white-space: nowrap;
  min-height: 44px;
  transition: transform var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out), background-color var(--dur-fast) var(--ease-out);
}
.btn:active { transform: scale(0.97); }
.btn-primary {
  background: var(--color-primary);
  color: var(--color-on-primary);
  box-shadow: var(--elevation-primary);
}
.btn-primary:hover { background: var(--color-primary-strong); box-shadow: var(--elevation-4); }
.btn-ghost {
  background: var(--color-surface);
  color: var(--color-ink);
  border-color: var(--color-line-strong);
  box-shadow: var(--elevation-1);
}
.btn-ghost:hover { box-shadow: var(--elevation-2); border-color: var(--color-primary); }
.btn-on-deep {
  background: #fff;
  color: var(--color-primary-strong);
}
.btn-on-deep:hover { background: var(--color-accent-soft); }
.btn-outline-on-deep {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, 0.4);
}
.btn-outline-on-deep:hover { border-color: #fff; background: rgba(255, 255, 255, 0.08); }

/* Skip-Link */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--color-primary);
  color: #fff;
  padding: 0.8em 1.2em;
  z-index: var(--z-toast);
  border-radius: 0 0 var(--radius-sm) 0;
}
.skip-link:focus { left: 0; }

/* Mobile Grundlagen */
@media (max-width: 900px) {
  .section { padding-block: clamp(2.75rem, 10vw, 4rem); }
}
@media (max-width: 600px) {
  h1 { letter-spacing: -0.01em; }
  .container { padding-inline: 1.1rem; }
}