/* advitago.de — system fonts, no external requests */

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

:root {
  --text:    #0d1b2a;
  --accent:  #2d4a6b;
  --bg:      #ffffff;
  --bg-alt:  #f7f7f8;
  --border:  #e5e5e5;
  --muted:   #6b7280;
  --max:     720px;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', 'IBM Plex Sans', 'Segoe UI', system-ui, -apple-system, sans-serif;
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
}

.container {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ── Header ── */
header {
  padding: 1.75rem 0;
  border-bottom: 1px solid var(--border);
}

.site-logo {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
}

.site-logo img {
  display: block;
  height: 40px;
  width: 40px;
  border-radius: 6px;
}

/* ── Sections ── */
section {
  padding: 4rem 0;
}

section:not(.hero) {
  border-top: 1px solid var(--border);
}

/* ── Hero ── */
.hero {
  padding: 5rem 0 4rem;
}

.hero h1 {
  font-size: 2.5rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.1;
  margin-bottom: 1.5rem;
}

.hero .tagline {
  font-size: 1.25rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
}

.hero .sub {
  font-size: 1rem;
  color: var(--muted);
}

/* ── Abgrenzungs-Box ── */
.abgrenzung {
  padding: 4rem 0;
  border-top: 1px solid var(--border);
}

.abgrenzung-inner {
  background: var(--bg-alt);
  border-left: 3px solid var(--accent);
  padding: 1.5rem 2rem;
}

.abgrenzung-inner p {
  font-size: 1.125rem;
  font-weight: 500;
  line-height: 1.5;
}

/* ── Headings ── */
h2 {
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: -0.025em;
  margin-bottom: 1.25rem;
}

h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-top: 2rem;
  margin-bottom: 0.875rem;
}

/* ── Lists ── */
ul {
  list-style: none;
  padding: 0;
}

ul li {
  padding: 0.3rem 0 0.3rem 1.25rem;
  position: relative;
}

ul li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--accent);
}

.intro {
  color: var(--muted);
  margin-bottom: 1.25rem;
}

/* ── Emphasis quote ── */
.emphasis {
  font-style: italic;
  color: var(--accent);
  margin-top: 1.75rem;
  padding-left: 1rem;
  border-left: 2px solid var(--border);
}

/* ── Links ── */
a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

/* ── Contact ── */
.contact-info {
  margin-top: 1rem;
  font-size: 1.0625rem;
}

.contact-info a {
  font-weight: 500;
}

/* ── Footer ── */
footer {
  border-top: 1px solid var(--border);
  padding: 2.5rem 0;
}

.footer-legal {
  font-size: 0.875rem;
  color: var(--muted);
  line-height: 1.7;
  margin-bottom: 1.25rem;
}

.footer-links {
  display: flex;
  gap: 1.5rem;
}

.footer-links a {
  font-size: 0.875rem;
  color: var(--muted);
}

.footer-links a:hover {
  color: var(--text);
  text-decoration: none;
}

/* ── Legal pages (Impressum, Datenschutz) ── */
.legal-header {
  padding: 1.75rem 0;
  border-bottom: 1px solid var(--border);
}

.legal-content {
  padding: 4rem 0 6rem;
}

.back-link {
  display: inline-block;
  margin-bottom: 2rem;
  font-size: 0.875rem;
  color: var(--muted);
}

.back-link:hover {
  color: var(--text);
  text-decoration: none;
}

.legal-content h1 {
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.025em;
  margin-bottom: 2.5rem;
}

.legal-content h2 {
  font-size: 1.125rem;
  margin-top: 2rem;
  margin-bottom: 0.5rem;
}

.legal-content p,
.legal-content address {
  font-style: normal;
  margin-bottom: 0.875rem;
  color: #374151;
}

/* ── Responsive ── */
@media (max-width: 480px) {
  .hero h1    { font-size: 2rem; }
  h2          { font-size: 1.5rem; }
  .abgrenzung-inner { padding: 1.25rem 1.5rem; }
}