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

:root {
  --color-text: #333;
  --color-text-light: #666;
  --color-accent: #f4a460;
  --color-accent-hover: #e89450;
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --max-width: 900px;
}

body {
  font-family: 'Georgia', serif;
  line-height: 1.6;
  color: var(--color-text);
  background-color: #ffffff;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Header Styles */
header {
  padding: var(--spacing-md) var(--spacing-sm);
  background-color: #ffffff;
  border-bottom: 2px solid #f5f5f5;
}

.logo-container {
  text-align: center;
  margin-bottom: var(--spacing-md);
}

.site-logo {
  max-width: 280px;
  width: 100%;
  height: auto;
  transition: transform 0.3s ease;
}

.site-logo:hover {
  transform: scale(1.02);
}

nav {
  display: flex;
  justify-content: center;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

nav a {
  color: var(--color-text);
  text-decoration: none;
  font-size: 1rem;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: 20px;
  transition: all 0.3s ease;
}

nav a:hover {
  color: var(--color-accent);
  background-color: #fff8f0;
}

nav a.active {
  color: var(--color-accent);
  font-weight: 600;
}

/* Main Content */
main {
  flex: 1;
  padding: var(--spacing-lg) var(--spacing-sm);
  max-width: var(--max-width);
  width: 100%;
  margin: 0 auto;
}

/* Home Page Styles */
.home-page {
  text-align: center;
}

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

.profile-photo {
  max-width: 200px;
  width: 100%;
  height: auto;
  margin: 0 auto var(--spacing-md);
  display: block;
}

.home-page h1 {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-xs);
  color: var(--color-text);
  font-weight: 400;
}

.home-page .subtitle {
  font-size: 1.3rem;
  font-weight: 400;
  color: var(--color-text-light);
  margin-bottom: var(--spacing-md);
}

.bio {
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.8;
}

.book-intro {
  margin-top: var(--spacing-xl);
  padding-top: var(--spacing-xl);
  border-top: 1px solid #e0e0e0;
}

.book-intro h2 {
  font-size: 1.8rem;
  font-weight: 400;
  margin-bottom: var(--spacing-sm);
}

.book-intro h3 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: var(--spacing-lg);
  color: var(--color-accent);
  font-style: italic;
}

.book-cover {
  margin: var(--spacing-lg) auto;
  max-width: 400px;
}

.book-cover img {
  width: 100%;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.book-description {
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.8;
  color: var(--color-text-light);
}

.buy-links {
  margin-top: var(--spacing-lg);
}

.buy-label {
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-light);
  margin-bottom: var(--spacing-sm);
}

.buy-btn {
  display: inline-block;
  margin: var(--spacing-xs);
  padding: var(--spacing-sm) var(--spacing-lg);
  background-color: var(--color-accent);
  color: white;
  text-decoration: none;
  border-radius: 25px;
  font-size: 1rem;
  font-weight: 600;
  transition: background-color 0.3s ease, transform 0.2s ease;
}

.buy-btn:hover {
  background-color: var(--color-accent-hover);
  transform: translateY(-2px);
}

/* Inner Page Styles */
.inner-page {
  text-align: left;
}

.page-hero {
  margin-bottom: var(--spacing-lg);
  text-align: center;
}

.hero-image {
  max-width: 500px;
  width: 100%;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.page-content h1 {
  font-size: 2.2rem;
  margin-bottom: var(--spacing-md);
  color: var(--color-text);
  font-weight: 400;
}

.page-content h2 {
  font-size: 1.8rem;
  margin-top: var(--spacing-xl);
  margin-bottom: var(--spacing-md);
  font-weight: 400;
  color: var(--color-accent);
}

.page-content h3 {
  font-size: 1.4rem;
  margin-top: var(--spacing-lg);
  margin-bottom: var(--spacing-sm);
  font-weight: 400;
}

.page-content p {
  margin-bottom: var(--spacing-md);
  line-height: 1.8;
  font-size: 1.05rem;
}

/* Contact Page Styles */
.contact-page {
  max-width: 600px;
}

.contact-content {
  text-align: center;
}

.contact-content h1 {
  font-size: 2.2rem;
  margin-bottom: var(--spacing-sm);
  color: var(--color-text);
  font-weight: 400;
}

.contact-content > p {
  margin-bottom: var(--spacing-lg);
  color: var(--color-text-light);
  font-size: 1.1rem;
}

.contact-form {
  text-align: left;
  margin-top: var(--spacing-lg);
}

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

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

.form-group input,
.form-group textarea {
  width: 100%;
  padding: var(--spacing-sm);
  border: 2px solid #e0e0e0;
  border-radius: 8px;
  font-family: 'Georgia', serif;
  font-size: 1rem;
  transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-accent);
}

.form-group textarea {
  resize: vertical;
}

.field-optional {
  font-weight: 400;
  color: var(--color-text-light);
  font-size: 0.9rem;
}

.cf-turnstile {
  margin-bottom: var(--spacing-md);
}

#formMessage {
  display: none;
  margin-top: var(--spacing-md);
  font-size: 1rem;
  text-align: center;
}

.submit-btn {
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-lg);
  background-color: var(--color-accent);
  color: white;
  border: none;
  border-radius: 25px;
  font-size: 1.1rem;
  font-family: 'Georgia', serif;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.3s ease, transform 0.2s ease;
}

.submit-btn:hover {
  background-color: var(--color-accent-hover);
  transform: translateY(-2px);
}

.submit-btn:active {
  transform: translateY(0);
}

.form-message {
  margin-top: var(--spacing-md);
  padding: var(--spacing-sm);
  border-radius: 8px;
  display: none;
  text-align: center;
}

.form-message.success {
  display: block;
  background-color: #d4edda;
  color: #155724;
  border: 1px solid #c3e6cb;
}

.form-message.error {
  display: block;
  background-color: #f8d7da;
  color: #721c24;
  border: 1px solid #f5c6cb;
}

/* Footer Styles */
footer {
  text-align: center;
  padding: var(--spacing-lg) var(--spacing-sm);
  background-color: #f9f9f9;
  border-top: 2px solid #e0e0e0;
  margin-top: auto;
}

footer p {
  font-size: 0.9rem;
  color: var(--color-text-light);
}

/* Responsive Design */
@media (min-width: 768px) {
  header {
    padding: var(--spacing-lg) var(--spacing-md);
  }

  .logo-container {
    margin-bottom: var(--spacing-lg);
  }

  .site-logo {
    max-width: 350px;
  }

  nav {
    gap: var(--spacing-lg);
  }

  nav a {
    font-size: 1.1rem;
  }

  main {
    padding: var(--spacing-xl) var(--spacing-md);
  }

  .home-page h1 {
    font-size: 3rem;
  }

  .home-page .subtitle {
    font-size: 1.5rem;
  }

  .profile-photo {
    max-width: 250px;
  }

  .book-intro h2 {
    font-size: 2rem;
  }

  .book-intro h3 {
    font-size: 1.8rem;
  }
}

@media (min-width: 1024px) {
  .site-logo {
    max-width: 400px;
  }
}