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

body {
  font-family: 'Poppins', sans-serif;
  background-color: #111;
  color: #f4f4f4;
  line-height: 1.6;
}

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: #000;
  padding: 20px 60px;
}

.logo {
  font-size: 24px;
  font-weight: 700;
  color: #fff;
  letter-spacing: 1px;
}

nav ul {
  list-style: none;
  display: flex;
  gap: 30px;
}

nav a {
  text-decoration: none;
  color: #fff;
  font-weight: 500;
  transition: color 0.3s ease;
}

nav a:hover {
  color: #ff784f;
}

.hero {
  position: relative;
  height: 100vh;
  background: url('images/bg-texture.jpg') center center/cover no-repeat;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: #fff;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.6);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  padding: 0 20px;
}

.book-debut {
  font-size: 2.8rem;
  color: #ff784f;
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 3px;
  margin-bottom: 20px;
}

.book-title {
  font-size: 3.5rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.book-tagline {
  font-size: 1.2rem;
  margin-bottom: 30px;
  color: #ccc;
}

.cta-button {
  background-color: #ff784f;
  color: #fff;
  padding: 15px 30px;
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: 6px;
  transition: background-color 0.3s ease;
}

.cta-button:hover {
  background-color: #e66038;
}

.book-details {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: center;
  padding: 60px 30px;
  background-color: #1b1b1b;
  gap: 40px;
}

.book-cover {
  width: 300px;
  border-radius: 12px;
  box-shadow: 0 10px 25px rgba(0,0,0,0.3);
}

.book-description {
  max-width: 600px;
  font-size: 1.1rem;
  color: #ddd;
}

.book-description p {
  margin-bottom: 20px;
}