/*
 * Basislayout
 * Diese Datei enthält Reset, Typografie und Komponenten.
 * Responsive Anpassungen befinden sich ausschließlich in responsive.css.
 */

/* Box-Modell und grundlegender Reset */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  color-scheme: light;
  scroll-behavior: smooth;
  -ms-overflow-style: none;
  scrollbar-width: none;
}

/* Scrollen bleibt erhalten, der sichtbare Scrollbalken wird ausgeblendet. */
html::-webkit-scrollbar {
  display: none;
}

body {
  min-width: 20rem;
  min-height: 100vh;
  margin: 0;
  display: flex;
  flex-direction: column;
  color: var(--color-text);
  background: var(--color-background);
  font-family: var(--font-family-base);
  font-size: var(--font-size-base);
  line-height: var(--line-height-base);
  text-rendering: optimizeLegibility;
}

h1,
h2,
p {
  margin-block-start: 0;
}

h1,
h2 {
  color: var(--color-primary);
  line-height: var(--line-height-tight);
  text-wrap: balance;
}

h1 {
  margin-block-end: var(--space-5);
  font-size: var(--font-size-2xl);
}

h2 {
  margin-block-end: var(--space-4);
  font-size: var(--font-size-xl);
}

p {
  margin-block-end: var(--space-4);
  color: var(--color-text-muted);
}

a {
  color: var(--color-primary);
  text-decoration-thickness: 0.1em;
  text-underline-offset: 0.2em;
}

a:hover {
  color: var(--color-primary-dark);
}

a:focus-visible {
  border-radius: var(--radius-sm);
  outline: 0.1875rem solid var(--color-focus);
  outline-offset: 0.1875rem;
  box-shadow: 0 0 0 0.125rem var(--color-surface);
}

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

/* Nur für Screenreader sichtbare Inhalte (z. B. verpflichtende Seitenüberschriften) */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
  margin: -1px;
  padding: 0;
}

/* Wiederverwendbarer Inhaltscontainer */
.container {
  width: min(
    calc(100% - var(--space-5) - var(--space-5)),
    var(--content-width)
  );
  margin-inline: auto;
}

/* Sprunglink für Tastatur- und Screenreader-Nutzung */
.skip-link {
  position: fixed;
  z-index: 100;
  inset-block-start: var(--space-3);
  inset-inline-start: var(--space-3);
  padding: var(--space-3) var(--space-4);
  transform: translateY(-200%);
  border-radius: var(--radius-sm);
  color: var(--color-surface);
  background: var(--color-text);
  transition: transform var(--transition-fast);
}

.skip-link:focus {
  transform: translateY(0);
}

/* Header und Hauptnavigation */
.site-header {
  position: relative;
  z-index: 10;
  border-block-end: 0.0625rem solid var(--color-border);
  background: var(--color-surface);
}

.header-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-4);
  padding-block: var(--space-4);
}

.site-title {
  width: min(9rem, 45vw);
  flex: 0 0 auto;
  line-height: 0;
  text-decoration: none;
}

.site-logo {
  width: 100%;
  height: auto;
  object-fit: contain;
}

.site-navigation {
  width: 100%;
}

.navigation-list,
.footer-navigation-list {
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3) var(--space-5);
  list-style: none;
}

.navigation-list {
  justify-content: center;
}

.navigation-list a,
.footer-navigation-list a {
  display: inline-block;
  padding-block: var(--space-2);
  border-block-end: 0.125rem solid transparent;
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  font-weight: 650;
  text-decoration: none;
  transition:
    color var(--transition-fast),
    border-color var(--transition-fast);
}

.navigation-list a:hover,
.navigation-list a[aria-current="page"] {
  color: var(--color-primary);
  border-block-end-color: var(--color-secondary);
}

/* Hauptbereiche */
.site-main {
  flex: 1;
}

.hero,
.page-intro {
  padding-block: var(--space-7);
  border-block-end: 0.0625rem solid var(--color-border);
  background: var(--color-surface);
}

.hero-content,
.page-intro .container {
  max-width: var(--text-width);
  margin-inline: auto;
  text-align: center;
}

.hero-logo {
  width: min(100%, 15rem);
  height: auto;
  margin-inline: auto;
  object-fit: contain;
}

.page-intro p {
  margin-block-end: 0;
  font-size: var(--font-size-lg);
}

.content-section,
.legal-section {
  padding-block: var(--space-7);
}

.content-panel,
.legal-content {
  max-width: var(--text-width);
  margin-inline: auto;
  padding: var(--space-5);
  border: 0.0625rem solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  box-shadow: var(--shadow-sm);
}

.content-panel > :last-child,
.legal-content > :last-child {
  margin-block-end: 0;
}

.legal-content h2:not(:first-child) {
  margin-block-start: var(--space-7);
}

.legal-content h3 {
  margin-block: var(--space-6) var(--space-3);
  color: var(--color-primary);
  font-size: var(--font-size-lg);
  line-height: var(--line-height-tight);
}

.legal-content ul {
  margin-block: 0 var(--space-5);
  padding-inline-start: var(--space-5);
  color: var(--color-text-muted);
}

.legal-content li + li {
  margin-block-start: var(--space-2);
}

.legal-content a {
  overflow-wrap: anywhere;
}

.legal-address {
  margin-block: 0 var(--space-5);
  padding: var(--space-4) var(--space-5);
  border-inline-start: 0.1875rem solid var(--color-accent);
  background: var(--color-background);
  font-style: normal;
}

.legal-address strong {
  color: var(--color-primary);
}

/* Profiltext */
.profile-section {
  padding-block: var(--space-7);
}

.profile-content {
  max-width: 48.75rem;
  margin-inline: auto;
}

.profile-content p {
  margin: 0 0 var(--space-5);
  color: var(--color-text);
  font-family: var(--font-family-reading);
  line-height: 1.8;
  text-align: justify;
  text-indent: 0;
  hyphens: auto;
  overflow-wrap: break-word;
}

.profile-content p:last-child {
  margin-block-end: 0;
}

/* Footer */
.site-footer {
  padding-block: var(--space-6);
  border-block-start: 0.25rem solid var(--color-accent);
  background: var(--color-primary);
}

.footer-inner {
  display: grid;
  gap: var(--space-4);
}

.copyright {
  margin: 0;
  color: rgb(255 255 255 / 76%);
  font-size: var(--font-size-sm);
}

.site-footer .footer-navigation-list a {
  color: rgb(255 255 255 / 76%);
}

.site-footer .footer-navigation-list a:hover,
.site-footer .footer-navigation-list a[aria-current="page"] {
  color: var(--color-on-primary);
  border-block-end-color: var(--color-accent);
}

.site-footer a:focus-visible {
  outline-color: var(--color-on-primary);
  box-shadow: 0 0 0 0.125rem var(--color-primary);
}