/* ============================================
   Christian Heinrich Website - Global Styles
   ============================================ */

:root {
  --bg-light: #F8F7F5;
  --text-dark: #2C2C2C;
  --primary: #1F5233;
  --accent: #A8815F;
  --border-light: #E8E6E1;
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --transition: all 0.3s ease;
}

/* ============================================
   Reset & Base
   ============================================ */

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

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', sans-serif;
  line-height: 1.6;
  color: var(--text-dark);
  background-color: var(--bg-light);
}

/* ============================================
   Typography
   ============================================ */

h1 {
  font-size: 2.5rem;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
  color: var(--text-dark);
}

h2 {
  font-size: 2rem;
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: var(--spacing-md);
  margin-top: var(--spacing-lg);
  color: var(--text-dark);
}

h3 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  color: var(--text-dark);
}

p {
  margin-bottom: var(--spacing-md);
  line-height: 1.7;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: var(--transition);
  border-bottom: 1px solid transparent;
}

a:hover {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

/* ============================================
   Layout
   ============================================ */

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

main {
  flex: 1;
}

.container {
  max-width: 900px;
  margin: 0 auto;
  padding: var(--spacing-lg);
}

/* ============================================
   Header & Navigation
   ============================================ */

header {
  background-color: white;
  border-bottom: 1px solid var(--border-light);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-content {
  max-width: 900px;
  margin: 0 auto;
  padding: var(--spacing-md) var(--spacing-lg);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
}

.logo a {
  color: var(--primary);
  border-bottom: none;
}

nav ul {
  list-style: none;
  display: flex;
  gap: var(--spacing-lg);
  align-items: center;
}

nav a {
  color: var(--text-dark);
  font-weight: 500;
  border-bottom: 2px solid transparent;
}

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

/* ============================================
   Hero Section
   ============================================ */

.hero {
  text-align: center;
  padding: var(--spacing-xl) var(--spacing-lg);
  background: linear-gradient(135deg, var(--bg-light) 0%, white 100%);
}

.hero h1 {
  color: var(--primary);
  margin-bottom: var(--spacing-md);
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-dark);
  margin-bottom: var(--spacing-lg);
  line-height: 1.6;
}

.hero-cta {
  display: inline-block;
  background-color: var(--primary);
  color: white;
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: 4px;
  font-weight: 600;
  transition: var(--transition);
  text-decoration: none;
  border-bottom: none;
}

.hero-cta:hover {
  background-color: var(--accent);
  color: white;
}

/* ============================================
   Hero Image
   ============================================ */

.hero-image {
  max-width: 400px;
  margin: var(--spacing-xl) auto;
  text-align: center;
}

.hero-image img {
  width: 100%;
  max-width: 300px;
  border-radius: 8px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

/* ============================================
   Three Pillars Section
   ============================================ */

.pillars {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
  margin: var(--spacing-xl) 0;
}

.pillar {
  background: white;
  padding: var(--spacing-lg);
  border-radius: 4px;
  border-left: 4px solid var(--primary);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.pillar h3 {
  color: var(--primary);
  margin-top: 0;
}

.pillar p {
  margin-bottom: 0;
}

/* ============================================
   Impulse & Gedanken Grid
   ============================================ */

.impulses-section {
  margin: var(--spacing-xl) 0;
}

.category {
  margin-bottom: var(--spacing-xl);
}

.category-title {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: var(--spacing-md);
  border-bottom: 2px solid var(--primary);
  padding-bottom: var(--spacing-sm);
}

.impulse-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.impulse-card {
  background: white;
  padding: var(--spacing-lg);
  border-radius: 4px;
  border-top: 3px solid var(--accent);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
  transition: var(--transition);
}

.impulse-card:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  transform: translateY(-2px);
}

.impulse-card h3 {
  margin-top: 0;
  color: var(--text-dark);
}

.impulse-card p {
  margin-bottom: var(--spacing-sm);
  font-size: 0.95rem;
  color: #666;
}

.impulse-date {
  font-size: 0.85rem;
  color: #999;
  margin-bottom: var(--spacing-sm);
}

.impulse-card a {
  display: inline-block;
  color: var(--primary);
  font-weight: 600;
  margin-top: var(--spacing-sm);
  border-bottom: 2px solid transparent;
}

.impulse-card a:hover {
  border-bottom-color: var(--primary);
}

/* ============================================
   Single Impulse Page
   ============================================ */

.impulse-header {
  margin-bottom: var(--spacing-xl);
  padding-bottom: var(--spacing-lg);
  border-bottom: 1px solid var(--border-light);
}

.impulse-header h1 {
  color: var(--primary);
  margin-bottom: var(--spacing-sm);
}

.impulse-meta {
  display: flex;
  gap: var(--spacing-lg);
  font-size: 0.95rem;
  color: #666;
}

.impulse-content {
  line-height: 1.8;
  font-size: 1.05rem;
}

.impulse-content p {
  margin-bottom: var(--spacing-md);
}

.impulse-navigation {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: var(--spacing-xl);
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--border-light);
}

.impulse-nav-link {
  display: inline-block;
  color: var(--primary);
  font-weight: 600;
  transition: var(--transition);
}

.impulse-nav-link:hover {
  color: var(--accent);
}

/* ============================================
   Wortvita Section
   ============================================ */

.wortvita-box {
  background: white;
  padding: var(--spacing-xl);
  border-radius: 4px;
  border-left: 4px solid var(--accent);
  margin: var(--spacing-xl) 0;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.wortvita-box h2 {
  color: var(--accent);
}

.wortvita-link {
  display: inline-block;
  background-color: var(--accent);
  color: white;
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: 4px;
  font-weight: 600;
  transition: var(--transition);
  text-decoration: none;
  margin-top: var(--spacing-md);
  border-bottom: none;
}

.wortvita-link:hover {
  background-color: var(--primary);
  color: white;
}

/* ============================================
   Contact Form
   ============================================ */

.contact-form {
  background: white;
  padding: var(--spacing-lg);
  border-radius: 4px;
  max-width: 600px;
  margin: var(--spacing-lg) 0;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.form-group {
  margin-bottom: var(--spacing-md);
}

.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
  color: var(--text-dark);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: var(--spacing-sm);
  border: 1px solid var(--border-light);
  border-radius: 4px;
  font-family: inherit;
  font-size: 1rem;
  color: var(--text-dark);
  transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(31, 82, 51, 0.1);
}

.form-group textarea {
  resize: vertical;
  min-height: 150px;
}

.form-submit {
  background-color: var(--primary);
  color: white;
  padding: var(--spacing-sm) var(--spacing-lg);
  border: none;
  border-radius: 4px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  font-size: 1rem;
}

.form-submit:hover {
  background-color: var(--accent);
}

/* ============================================
   Footer
   ============================================ */

footer {
  background-color: white;
  border-top: 1px solid var(--border-light);
  padding: var(--spacing-lg);
  margin-top: var(--spacing-xl);
  text-align: center;
  color: #666;
  font-size: 0.95rem;
}

footer a {
  color: var(--primary);
}

/* ============================================
   Responsive
   ============================================ */

@media (max-width: 768px) {
  h1 {
    font-size: 1.75rem;
  }

  h2 {
    font-size: 1.5rem;
  }

  .container {
    padding: var(--spacing-md);
  }

  .header-content {
    padding: var(--spacing-sm) var(--spacing-md);
  }

  nav ul {
    flex-direction: column;
    gap: var(--spacing-sm);
    align-items: flex-start;
  }

  .hero {
    padding: var(--spacing-lg) var(--spacing-md);
  }

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

  .impulse-navigation {
    flex-direction: column;
    gap: var(--spacing-md);
    text-align: center;
  }
}

@media (max-width: 480px) {
  h1 {
    font-size: 1.5rem;
  }

  h2 {
    font-size: 1.25rem;
  }

  .container {
    padding: var(--spacing-sm);
  }

  nav ul {
    gap: var(--spacing-xs);
  }

  .hero-subtitle {
    font-size: 1rem;
  }
}