/* Shared CSS Variables (from portal design system) */
:root {
  --color-text: #1a1a1a;
  --color-background: #ffffff;
  --color-primary: #0056b3;
  --color-primary-hover: #003d80;
  --color-secondary: #6c757d;
  --color-focus: #ff8c00;
  --color-error: #d32f2f;
  --color-success: #2e7d32;
  --color-border: #dee2e6;

  /* Service colors */
  --color-steuern: #1b5e20;
  --color-steuern-light: #2e7d32;
  --color-steuern-bg: #e8f5e9;

  --color-uebersetzungen: #f57c00;
  --color-uebersetzungen-light: #ff9800;
  --color-uebersetzungen-bg: #fff3e0;

  --color-versicherungen: #1565c0;
  --color-versicherungen-light: #1976d2;
  --color-versicherungen-bg: #e3f2fd;

  --font-base: 1.125rem;
  --line-height: 1.8;
  --spacing: 1rem;
  --radius: 8px;
}

/* Reset */
*, *::before, *::after {
  box-sizing: border-box;
}

/* Base styles */
html {
  font-size: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
  font-size: var(--font-base);
  line-height: var(--line-height);
  color: var(--color-text);
  background-color: var(--color-background);
  margin: 0;
  padding: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Einfache Sprache: Bessere Lesbarkeit */
p {
  max-width: 70ch;
}

h1, h2, h3, h4, h5, h6 {
  line-height: 1.3;
  margin-top: 1.5em;
  margin-bottom: 0.5em;
}

/* Skip link */
.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--color-primary);
  color: white;
  padding: 8px 16px;
  z-index: 100;
  text-decoration: none;
}

.skip-link:focus {
  top: 0;
}

/* Focus states */
*:focus {
  outline: 3px solid var(--color-focus);
  outline-offset: 2px;
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing);
}

/* Header */
header {
  background-color: var(--color-text);
  color: white;
  padding: var(--spacing);
  position: sticky;
  top: 0;
  z-index: 50;
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing);
}

.logo {
  font-size: 1.5rem;
  font-weight: bold;
  margin: 0;
}

.logo a {
  color: white;
  text-decoration: none;
}

/* Navigation */
.nav-menu {
  display: flex;
  list-style: none;
  gap: calc(var(--spacing) * 1.5);
  padding: 0;
  margin: 0;
  align-items: center;
}

.nav-menu a {
  color: white;
  text-decoration: none;
  font-weight: 500;
  padding: 0.5rem;
  transition: color 0.2s;
}

.nav-menu a:hover,
.nav-menu a.active {
  color: var(--color-focus);
}

/* Language Switcher */
.language-switcher {
  display: flex;
  gap: 0.5rem;
}

.lang-btn {
  background: transparent;
  border: 2px solid white;
  color: white;
  padding: 0.5rem 1rem;
  border-radius: var(--radius);
  cursor: pointer;
  font-weight: 600;
  transition: all 0.2s;
}

.lang-btn:hover {
  background: white;
  color: var(--color-text);
}

.lang-btn.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
}

/* Main */
main {
  flex: 1;
}

/* Buttons - Accessibility: Größere Touch-Targets */
.btn {
  display: inline-block;
  padding: 16px 32px;
  font-size: 1.125rem;
  font-weight: 600;
  text-align: center;
  text-decoration: none;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all 0.2s;
  min-height: 48px;
  min-width: 48px;
}

.btn:active {
  transform: scale(0.98);
}

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

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

.btn-secondary {
  background-color: var(--color-secondary);
  color: white;
}

.btn-secondary:hover {
  background-color: #5a6268;
}

.btn-outline {
  background-color: transparent;
  border: 2px solid var(--color-primary);
  color: var(--color-primary);
}

.btn-outline:hover {
  background-color: var(--color-primary);
  color: white;
}

.btn-small {
  padding: 8px 16px;
  font-size: 0.875rem;
}

.btn-large {
  padding: 16px 32px;
  font-size: 1.125rem;
}

/* Forms */
.form-group {
  margin-bottom: calc(var(--spacing) * 1.5);
}

label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

input[type="text"],
input[type="email"],
input[type="tel"],
select,
textarea {
  width: 100%;
  padding: 12px;
  font-size: var(--font-base);
  border: 2px solid var(--color-border);
  border-radius: var(--radius);
  transition: border-color 0.2s;
  font-family: inherit;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--color-primary);
}

/* Footer */
footer {
  background-color: #1a1a1a;
  color: white;
  padding: calc(var(--spacing) * 3) 0 var(--spacing);
  margin-top: calc(var(--spacing) * 4);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: calc(var(--spacing) * 2);
  margin-bottom: calc(var(--spacing) * 2);
}

.footer-section h3 {
  margin-top: 0;
  margin-bottom: var(--spacing);
}

.footer-section ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-section a {
  color: #ccc;
  text-decoration: none;
  transition: color 0.2s;
}

.footer-section a:hover {
  color: white;
}

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing);
  border-top: 1px solid #333;
  color: #999;
  font-size: 0.875rem;
}

/* Responsive */
@media (max-width: 768px) {
  .nav-menu {
    flex-direction: column;
    width: 100%;
  }

  .header-content {
    flex-direction: column;
  }

  .language-switcher {
    width: 100%;
    justify-content: center;
  }
}

/* High contrast mode */
@media (prefers-contrast: high) {
  :root {
    --color-border: #000000;
  }

  .btn {
    border: 2px solid currentColor;
  }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  * {
    transition: none !important;
    animation: none !important;
  }

  html {
    scroll-behavior: auto;
  }
}