/* Unrepeat CSS Stylesheet - Graphit Design System (Light Theme Only) */

:root {
  --bg-primary: #F4F4F6; /* paper - Grundfläche */
  --bg-card: #FFFFFF; /* paperRaised - Karten */
  --bg-sunk: #F4F4F6; /* paperSunk - Inlays / Eingabefelder */
  --border-color: rgba(113, 113, 122, 0.15); /* Dünner Trenner */
  --text-primary: #18181B; /* ink - Haupttext */
  --text-secondary: #71717A; /* inkSoft - Sekundärtext */
  --text-muted: #A1A1AA; /* inkFaint - Inaktiv / Platzhalter */
  
  /* Akzent - Stahlblau */
  --accent: #5C7CA3; /* stahlblau gedämpft */
  --accent-deep: #48648A; /* Akzent für Text auf hellem Grund */
  --accent-light: #E2E9F1; /* zarter Akzent-Hintergrund */
  
  /* Streak - Orange (komplett entkoppelt) */
  --flame: #B45309;
  --flame-light: #FEF0E0;
  
  /* Fehlermeldungen - Rot */
  --danger: #EF4444;
  --danger-light: #FEE2E2;
  
  --font-family: 'Inter', -apple-system, system-ui, sans-serif;
  --transition-smooth: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  
  /* Weiche kühle Schatten statt Ränder */
  --shadow-premium: 0 16px 40px -10px rgba(24, 24, 27, 0.06), 0 2px 8px -2px rgba(24, 24, 27, 0.03);
  --shadow-hover: 0 24px 48px -8px rgba(24, 24, 27, 0.1), 0 4px 12px -2px rgba(24, 24, 27, 0.05);
}

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

html {
  scroll-behavior: smooth;
  font-family: var(--font-family);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  -webkit-font-smoothing: antialiased;
}

body {
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Layout */
.container {
  max-width: 1000px;
  width: 100%;
  margin: 0 auto;
  padding: 0 24px;
}

header {
  padding: 20px 0;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(244, 244, 246, 0.8);
  border-bottom: 1px solid var(--border-color);
}

header .nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.03em;
  text-decoration: none;
  color: var(--text-primary);
  transition: var(--transition-smooth);
}

.logo-icon {
  width: 28px;
  height: 28px;
  border-radius: 22%;
  display: block;
}

.logo:hover {
  opacity: 0.8;
}

nav {
  display: flex;
  gap: 24px;
}

nav a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: var(--transition-smooth);
}

nav a:hover, nav a.active {
  color: var(--text-primary);
}

/* Hero Section */
.hero {
  padding: 80px 0 48px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -100px;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 300px;
  background: radial-gradient(circle, rgba(92, 124, 163, 0.08) 0%, transparent 75%);
  z-index: -1;
  pointer-events: none;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background-color: var(--accent-light);
  color: var(--accent-deep);
  padding: 6px 14px;
  border-radius: 100px;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 24px;
  letter-spacing: 0.01em;
}

h1 {
  font-size: 48px;
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.12;
  margin-bottom: 16px;
  color: var(--text-primary);
}

.hero-subtitle {
  font-size: 18px;
  color: var(--text-secondary);
  max-width: 580px;
  margin: 0 auto 32px auto;
  font-weight: 400;
  line-height: 1.5;
}

/* Schwarz trägt: Buttons */
.cta-button {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background-color: var(--text-primary); /* ink - Schwarz */
  color: #FFFFFF;
  padding: 14px 28px;
  border-radius: 100px; /* Kapsel-Form für Interaktives */
  font-weight: 600;
  text-decoration: none;
  font-size: 15px;
  box-shadow: var(--shadow-premium);
  transition: var(--transition-smooth);
}

.cta-button:hover {
  background-color: #27272a;
  transform: translateY(-1px);
}

/* Feature Grid */
.features {
  padding: 48px 0;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-top: 32px;
}

/* Karten tragen Schatten statt Rand */
.card {
  background-color: var(--bg-card); /* paperRaised - Weiß */
  padding: 36px;
  border-radius: 20px; /* Radius.card = 20px */
  transition: var(--transition-smooth);
  box-shadow: var(--shadow-premium);
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

.card-icon {
  font-size: 28px;
  margin-bottom: 20px;
  display: inline-block;
}

.card h3 {
  font-size: 19px;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.card p {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.6;
}

/* Mockup Display */
.mockup-container {
  margin: 48px auto;
  max-width: 320px;
  position: relative;
}

.mockup-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 300px;
  height: 500px;
  background: radial-gradient(circle, rgba(92, 124, 163, 0.06) 0%, transparent 70%);
  z-index: -1;
  pointer-events: none;
}

/* Phone bezel wrapping the real app screenshot */
.phone-frame {
  padding: 10px;
  background: #0d0d10;
  border-radius: 46px;
  border: 1px solid rgba(20, 20, 28, 0.06);
  filter: drop-shadow(0 20px 45px rgba(24, 24, 27, 0.16));
}

.app-mockup {
  width: 100%;
  height: auto;
  border-radius: 38px;
  display: block;
}

/* Screenshot gallery - horizontal scroll strip of framed App-Store shots */
.screenshots {
  margin: 24px 0 72px;
}

.screenshots-scroll {
  display: flex;
  gap: 24px;
  overflow-x: auto;
  padding: 8px 24px 24px;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.screenshot-item {
  flex: 0 0 auto;
  scroll-snap-align: start;
  height: 560px;
  width: auto;
  border-radius: 28px;
  box-shadow: var(--shadow-premium);
}

@media (max-width: 640px) {
  .screenshot-item {
    height: 420px;
  }
}

/* Content Pages Styling (Privacy, Impressum) */
.page-content {
  padding: 48px 0 80px 0;
  max-width: 720px;
}

.page-title {
  margin-bottom: 12px;
  font-size: 36px;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.page-intro {
  color: var(--text-secondary);
  font-size: 15px;
  margin-bottom: 40px;
}

.legal-section {
  margin-bottom: 36px;
  background: var(--bg-card);
  padding: 32px;
  border-radius: 20px;
  box-shadow: var(--shadow-premium);
}

.legal-section h2 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 10px;
}

.legal-section h3 {
  font-size: 15px;
  font-weight: 700;
  margin: 20px 0 8px 0;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

.legal-section p {
  color: var(--text-secondary);
  margin-bottom: 14px;
  font-size: 14px;
  line-height: 1.6;
}

.legal-section ul {
  color: var(--text-secondary);
  margin-left: 20px;
  margin-bottom: 14px;
  font-size: 14px;
}

.legal-section li {
  margin-bottom: 6px;
}

.language-switch {
  display: inline-flex;
  gap: 4px;
  margin-bottom: 24px;
  background-color: rgba(24, 24, 27, 0.04);
  padding: 4px;
  border-radius: 100px;
}

.lang-btn {
  background: none;
  border: none;
  color: var(--text-secondary);
  padding: 6px 18px;
  border-radius: 100px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.lang-btn.active {
  background-color: var(--bg-card);
  color: var(--text-primary);
  box-shadow: 0 2px 6px rgba(24, 24, 27, 0.05);
}

/* Footer */
footer {
  margin-top: auto;
  border-top: 1px solid var(--border-color);
  padding: 40px 0;
  background-color: var(--bg-card);
  text-align: center;
}

.footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.footer-links {
  display: flex;
  gap: 24px;
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 13px;
  font-weight: 500;
  transition: var(--transition-smooth);
}

.footer-links a:hover {
  color: var(--text-primary);
}

.copyright {
  font-size: 12px;
  color: var(--text-muted);
}

/* Responsive adjustments */
@media (max-width: 768px) {
  h1 {
    font-size: 36px;
  }
  
  .hero {
    padding: 48px 0 32px 0;
  }
  
  .page-content {
    padding: 32px 0 48px 0;
  }
  
  .legal-section {
    padding: 24px;
  }
}