/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  /* Mediterranean Color Palette */
  --parchment: #f9f6f0;
  --warm-brown: #8b6f47;
  --terracotta: #c67b5c;
  --deep-blue: #2c4a6e;
  --dark-text: #3a2f27;
  --light-gold: #d4af37;

  /* Typography */
  --font-primary: 'Cardo', serif;
  --line-height-base: 1.75;
  --line-height-heading: 1.3;

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 3rem;
  --spacing-xl: 4rem;
  --spacing-xxl: 6rem;
}

body {
  font-family: var(--font-primary);
  background-color: var(--parchment);
  color: var(--dark-text);
  line-height: var(--line-height-base);
  font-size: 18px;
  min-height: 100vh;
}

/* Side Navigation */
.side-nav {
  position: fixed;
  left: 0;
  top: 0;
  height: 100vh;
  width: 200px;
  background-color: var(--deep-blue);
  padding: var(--spacing-xl) var(--spacing-md);
  display: flex;
  flex-direction: column;
  z-index: 100;
  transition: transform 0.3s ease;
}

.nav-content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.nav-link {
  color: var(--parchment);
  text-decoration: none;
  font-size: 1.1rem;
  letter-spacing: 0.02em;
  transition: color 0.3s ease;
  opacity: 0.85;
}

.nav-link:hover,
.nav-link.active {
  color: var(--light-gold);
  opacity: 1;
}

/* Hamburger Menu Button */
.hamburger-btn {
  display: none;
  position: fixed;
  top: var(--spacing-md);
  left: var(--spacing-md);
  z-index: 150;
  background-color: var(--deep-blue);
  color: var(--parchment);
  border: none;
  font-size: 2rem;
  width: 50px;
  height: 50px;
  cursor: pointer;
  border-radius: 4px;
  transition: background-color 0.3s ease;
  padding: 0;
  line-height: 1;
}

.hamburger-btn:hover {
  background-color: var(--warm-brown);
}

/* Mobile Menu Overlay */
.menu-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 99;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.menu-overlay.active {
  opacity: 1;
}

/* Main Content */
.main-content {
  margin-left: auto;
  padding: var(--spacing-xxl) var(--spacing-xl);
  max-width: 1100px;
  margin-right: auto;
}

/* Hero Section */
.hero {
  display: flex;
  justify-content: center;
  margin-bottom: var(--spacing-xl);
}

.book-cover-container {
  max-width: 350px;
  box-shadow: 0 8px 24px rgba(44, 74, 110, 0.15);
}

.book-cover {
  width: 100%;
  height: auto;
  display: block;
}

/* Elevator Pitch */
.elevator-pitch {
  text-align: center;
  margin-bottom: var(--spacing-xxl);
  padding: 0 var(--spacing-md);
}

.pitch-text {
  font-size: 1.3rem;
  font-style: italic;
  color: var(--warm-brown);
  max-width: 700px;
  margin: 0 auto;
  line-height: 1.6;
}

/* Author Intro */
.author-intro {
  margin-bottom: var(--spacing-xxl);
}

.author-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
}

.author-photo-container {
  width: 100%;
  overflow: hidden;
}

.author-photo {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  aspect-ratio: 16 / 9;
}

.author-text {
  font-size: 1.1rem;
}

/* Drop Cap */
.drop-cap {
  float: left;
  font-size: 4.5rem;
  line-height: 0.85;
  margin-right: 0.15em;
  margin-top: 0.1em;
  color: var(--terracotta);
  font-weight: 700;
}

.initial-paragraph {
  text-align: justify;
  hyphens: auto;
}

/* Footer */
.site-footer {
  width: calc(100% - 200px);
  margin-left: 200px;
  padding: var(--spacing-md) var(--spacing-xl);
  background-color: rgba(249, 246, 240, 0.95);
  border-top: 1px solid rgba(139, 111, 71, 0.2);
  
}

.footer-links {
  text-align: center;
  font-size: 0.95rem;
}

.footer-links a {
  color: var(--warm-brown);
  text-decoration: none;
  transition: color 0.3s ease;
}

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

.separator {
  margin: 0 var(--spacing-sm);
  color: var(--warm-brown);
  opacity: 0.5;
}

/* Page Specific Styles */

/* Über Mich Page */
.page-header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
  padding-bottom: var(--spacing-md);
  border-bottom: 2px solid var(--terracotta);
}

.page-title {
  font-size: 2.5rem;
  font-weight: 400;
  color: var(--deep-blue);
  letter-spacing: 0.05em;
}

.biography-content {
  max-width: 700px;
  margin: 0 auto;
}

.biography-content p {
  margin-bottom: var(--spacing-md);
  text-align: justify;
  hyphens: auto;
}

/* Bücher Page */
.books-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xxl);
}

.book-item {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: var(--spacing-lg);
  padding-bottom: var(--spacing-xl);
  border-bottom: 1px solid rgba(139, 111, 71, 0.2);
}

.book-item:last-child {
  border-bottom: none;
}

.book-cover-small {
  width: 100%;
  height: auto;
  box-shadow: 0 4px 16px rgba(44, 74, 110, 0.12);
}

.book-info h2 {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--deep-blue);
  margin-bottom: var(--spacing-sm);
}

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

.book-link {
  color: var(--warm-brown);
  text-decoration: none;
  font-style: italic;
  transition: color 0.3s ease;
  border-bottom: 1px solid transparent;
}

.book-link:hover {
  color: var(--terracotta);
  border-bottom-color: var(--terracotta);
}

/* Texte Page */
.texts-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xxl);
}

.text-item {
  padding-bottom: var(--spacing-xl);
  border-bottom: 1px solid rgba(139, 111, 71, 0.15);
}

.text-item:last-child {
  border-bottom: none;
}

.text-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--deep-blue);
  margin-bottom: var(--spacing-md);
  text-align: center;
}

.text-content {
  max-width: 650px;
  margin: 0 auto;
}

.text-content p {
  margin-bottom: var(--spacing-md);
  text-align: justify;
  hyphens: auto;
}

/* Links Page */
.links-section {
  margin-bottom: var(--spacing-xxl);
}

.links-section h2 {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--deep-blue);
  margin-bottom: var(--spacing-md);
  border-bottom: 2px solid var(--terracotta);
  padding-bottom: var(--spacing-xs);
}

.links-list {
  list-style: none;
  padding-left: var(--spacing-md);
}

.links-list li {
  margin-bottom: var(--spacing-sm);
  position: relative;
  padding-left: var(--spacing-md);
}

.links-list li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--terracotta);
}

.links-list a {
  color: var(--warm-brown);
  text-decoration: none;
  transition: color 0.3s ease;
}

.links-list a:hover {
  color: var(--terracotta);
}

/* Kontakt Page */
.contact-content {
  text-align: center;
  max-width: 600px;
  margin: var(--spacing-xxl) auto;
}

.contact-email {
  font-size: 1.4rem;
  color: var(--deep-blue);
  text-decoration: none;
  display: inline-block;
  padding: var(--spacing-md) var(--spacing-lg);
  border: 2px solid var(--terracotta);
  margin-top: var(--spacing-lg);
  transition: all 0.3s ease;
}

.contact-email:hover {
  background-color: var(--terracotta);
  color: var(--parchment);
}

/* Legal Pages */
.legal-content {
  max-width: 750px;
}

.legal-content h2 {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--deep-blue);
  margin-top: var(--spacing-lg);
  margin-bottom: var(--spacing-md);
}

.legal-content h3 {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--warm-brown);
  margin-top: var(--spacing-md);
  margin-bottom: var(--spacing-sm);
}

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

.legal-content ul {
  margin-bottom: var(--spacing-md);
  padding-left: var(--spacing-lg);
}

.legal-content li {
  margin-bottom: var(--spacing-xs);
}

/* Responsive Design */
@media (max-width: 968px) {
  .side-nav {
    width: 160px;
    padding: var(--spacing-lg) var(--spacing-sm);
  }

  .main-content {
    margin-left: 160px;
    padding: var(--spacing-lg) var(--spacing-md);
    margin-right: auto;
  }

  .site-footer {
    margin-left: 160px;
  }

  .nav-link {
    font-size: 1rem;
  }
}

@media (max-width: 768px) {
  body {
    font-size: 16px;
  }

  /* Show hamburger button on mobile */
  .hamburger-btn {
    display: block;
  }

  /* Show overlay on mobile when needed */
  .menu-overlay {
    display: block;
  }

  /* Hide navigation by default, slide in from left */
  .side-nav {
    position: fixed;
    width: 280px;
    height: 100vh;
    padding: var(--spacing-xl) var(--spacing-md);
    transform: translateX(-100%);
    left: 0;
    top: 0;
  }

  .side-nav.active {
    transform: translateX(0);
  }

  .nav-content {
    flex-direction: column;
    gap: var(--spacing-md);
  }

  .nav-link {
    font-size: 1.1rem;
  }

  .main-content {
    margin-left: 0;
    padding: var(--spacing-lg) var(--spacing-md);
    padding-top: calc(var(--spacing-lg) + 60px);
    padding-bottom: calc(var(--spacing-xxl) + 60px);
  }

  .site-footer {
    margin-left: 0;
  }

  .author-photo {
    aspect-ratio: 4 / 5;
  }

  .book-item {
    grid-template-columns: 1fr;
  }

  .book-cover-small {
    max-width: 250px;
    margin: 0 auto;
  }

  .page-title {
    font-size: 2rem;
  }

  .drop-cap {
    font-size: 3.5rem;
  }

  .pitch-text {
    font-size: 1.1rem;
  }
}

@media (max-width: 480px) {
  :root {
    --spacing-xl: 2.5rem;
    --spacing-xxl: 3rem;
  }

  .book-cover-container {
    max-width: 280px;
  }

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

  .initial-paragraph,
  .biography-content p,
  .text-content p {
    text-align: left;
  }
}