/* ============================================================================
   STUNDENDACHS LANDING PAGE
   Modern, Clean, Professional
   ============================================================================ */

/* === Variables === */
:root {
  --primary: #578d8d;
  --primary-dark: #456e6e;
  --primary-light: #6fa5a5;
  --accent: #f0702a;
  --accent-dark: #d96020;
  --text: #1a1a1a;
  --text-light: #666;
  --bg: #ffffff;
  --bg-light: #f8f9fa;
  --border: #e0e0e0;
  --shadow: rgba(0, 0, 0, 0.1);
  --radius: 8px;
}

/* === Reset & Base === */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  color: var(--text);
  line-height: 1.6;
  background: var(--bg);
}

html {
  scroll-behavior: smooth;
}

/* === Navigation === */
.nav {
  position: sticky;
  top: 0;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  z-index: 1000;
  padding: 1rem 0;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--primary);
  text-decoration: none;
}

.logo-img {
  width: 40px;
  height: 40px;
  object-fit: contain;
}

.logo-text {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--primary);
}

.nav-links {
  display: flex;
  gap: 2rem;
  align-items: center;
}

.nav-links a {
  color: var(--text);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s;
}

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

/* === Buttons === */
.btn-primary {
  background: var(--primary);
  color: white;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius);
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s;
  display: inline-block;
}

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px var(--shadow);
}

/* === Hero Section === */
.hero {
  padding: 6rem 2rem;
  background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
}

.hero-container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-title {
  font-size: 3rem;
  font-weight: 800;
  line-height: 1.2;
  color: var(--text);
  margin-bottom: 1.5rem;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-light);
  margin-bottom: 2rem;
  line-height: 1.8;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.btn-hero-primary {
  background: var(--primary);
  color: white;
  padding: 1rem 2rem;
  border-radius: var(--radius);
  text-decoration: none;
  font-weight: 600;
  font-size: 1.1rem;
  transition: all 0.3s;
  display: inline-block;
}

.btn-hero-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px var(--shadow);
}

.btn-hero-secondary {
  background: white;
  color: var(--primary);
  padding: 1rem 2rem;
  border-radius: var(--radius);
  text-decoration: none;
  font-weight: 600;
  font-size: 1.1rem;
  border: 2px solid var(--primary);
  transition: all 0.3s;
  display: inline-block;
}

.btn-hero-secondary:hover {
  background: var(--primary);
  color: white;
  transform: translateY(-2px);
}

.hero-note {
  font-size: 0.9rem;
  color: var(--text-light);
}

.hero-screenshot {
  background: white;
  border-radius: 12px;
  padding: 2rem;
  box-shadow: 0 10px 40px rgba(87, 141, 141, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
}

.screenshot-img {
  width: 100%;
  max-width: 300px;
  height: auto;
}

/* === Container === */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* === Section === */
.section-title {
  font-size: 2.5rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 3rem;
  color: var(--text);
}

/* === Features Section === */
.features {
  padding: 6rem 2rem;
  background: white;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.feature-card {
  padding: 2rem;
  background: var(--bg-light);
  border-radius: var(--radius);
  transition: all 0.3s;
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px var(--shadow);
}

.feature-icon {
  margin-bottom: 1rem;
}

.feature-icon i {
  width: 48px;
  height: 48px;
  stroke-width: 1.5;
  color: var(--primary);
}

.feature-card h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--primary);
}

.feature-card p {
  color: var(--text-light);
  line-height: 1.7;
}

/* === How it Works === */
.how-it-works {
  padding: 6rem 2rem;
  background: var(--bg-light);
}

.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 3rem;
  margin-top: 3rem;
}

.step {
  text-align: center;
}

.step-number {
  width: 60px;
  height: 60px;
  background: var(--primary);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0 auto 1.5rem;
}

.step h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--text);
}

.step p {
  color: var(--text-light);
  line-height: 1.7;
}

/* === Pricing Section === */
.pricing {
  padding: 6rem 2rem;
  background: white;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.pricing-card {
  background: var(--bg-light);
  border-radius: var(--radius);
  padding: 2.5rem;
  position: relative;
  transition: all 0.3s;
  border: 2px solid transparent;
}

.pricing-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px var(--shadow);
}

.pricing-card.featured {
  background: white;
  border-color: var(--primary);
  box-shadow: 0 10px 40px rgba(87, 141, 141, 0.2);
}

.badge {
  position: absolute;
  top: -15px;
  right: 20px;
  background: var(--accent);
  color: white;
  padding: 0.5rem 1rem;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
}

.pricing-title {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--primary);
}

.pricing-price {
  margin-bottom: 2rem;
}

.price {
  font-size: 3rem;
  font-weight: 800;
  color: var(--text);
}

.period {
  display: block;
  color: var(--text-light);
  font-size: 1rem;
  margin-top: 0.5rem;
}

.pricing-features {
  list-style: none;
  margin-bottom: 2rem;
}

.pricing-features li {
  padding: 0.75rem 0;
  color: var(--text);
  border-bottom: 1px solid var(--border);
}

.btn-pricing {
  display: block;
  text-align: center;
  padding: 1rem 2rem;
  background: white;
  color: var(--primary);
  border: 2px solid var(--primary);
  border-radius: var(--radius);
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s;
}

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

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

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

/* === CTA Section === */
.cta {
  padding: 6rem 2rem;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  text-align: center;
  color: white;
}

.cta-title {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.cta-subtitle {
  font-size: 1.25rem;
  margin-bottom: 2rem;
  opacity: 0.9;
}

.btn-cta {
  background: white;
  color: var(--primary);
  padding: 1.25rem 3rem;
  border-radius: var(--radius);
  text-decoration: none;
  font-weight: 600;
  font-size: 1.1rem;
  display: inline-block;
  transition: all 0.3s;
}

.btn-cta:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

/* === Footer === */
.footer {
  background: var(--text);
  color: white;
  padding: 4rem 2rem 2rem;
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 3fr;
  gap: 4rem;
  margin-bottom: 3rem;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.footer-logo {
  width: 50px;
  height: 50px;
}

.footer-brand p {
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.7;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.footer-column h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: white;
}

.footer-column a {
  display: block;
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  margin-bottom: 0.75rem;
  transition: color 0.3s;
}

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

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.7);
}

/* === Responsive === */
@media (max-width: 968px) {
  .hero-container {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .hero-title {
    font-size: 2.25rem;
  }

  .hero-image {
    order: -1;
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

  .pricing-grid {
    grid-template-columns: 1fr;
  }

  .footer-container {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .footer-links {
    grid-template-columns: 1fr;
  }

  .nav-links {
    gap: 1rem;
    font-size: 0.9rem;
  }

  .hero-buttons {
    flex-direction: column;
  }

  .btn-hero-primary,
  .btn-hero-secondary {
    text-align: center;
  }
}

@media (max-width: 640px) {
  .hero {
    padding: 3rem 1rem;
  }

  .hero-title {
    font-size: 1.75rem;
  }

  .section-title {
    font-size: 1.75rem;
  }

  .features,
  .how-it-works,
  .pricing,
  .cta {
    padding: 3rem 1rem;
  }

  .nav-container {
    padding: 0 1rem;
  }

  .nav-links {
    display: none;
  }
}