/* ==========================================
   Nelly Moseki Website - Warm Pastel Theme
   ========================================== */

/* CSS Custom Properties */
:root {
  /* Warm Pastel Colors */
  --peach: #FFD4B2;
  --soft-yellow: #FFF4CC;
  --light-coral: #FFBCB5;
  --cream: #FFF8F0;
  --warm-white: #FFFBF7;
  --soft-orange: #FFE5D0;
  --peachy-pink: #FFE0D8;

  /* Text Colors */
  --text-dark: #5A4A42;
  --text-medium: #8B7B73;
  --text-light: #A39690;

  /* Spacing */
  --container-max-width: 1200px;
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 3rem;
  --spacing-xl: 4rem;

  /* Typography */
  --font-primary: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  --font-size-base: 1.1rem;
  --line-height: 1.7;
}

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

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-primary);
  font-size: var(--font-size-base);
  line-height: var(--line-height);
  color: var(--text-dark);
  background: linear-gradient(135deg, var(--warm-white) 0%, var(--cream) 100%);
  min-height: 100vh;
}

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

img {
  max-width: 100%;
  height: auto;
  display: block;
}

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

.hero {
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: linear-gradient(135deg, var(--peach) 0%, var(--soft-yellow) 50%, var(--soft-orange) 100%);
  padding: var(--spacing-xl) var(--spacing-md);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 20% 50%, rgba(255, 255, 255, 0.3) 0%, transparent 50%),
              radial-gradient(circle at 80% 80%, rgba(255, 188, 181, 0.2) 0%, transparent 50%);
  pointer-events: none;
}

.hero .container {
  position: relative;
  z-index: 1;
}

.hero-title {
  font-size: clamp(2.5rem, 8vw, 5rem);
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: var(--spacing-sm);
  text-shadow: 2px 2px 4px rgba(255, 255, 255, 0.5);
  letter-spacing: 2px;
}

.hero-subtitle {
  font-size: clamp(1.2rem, 3vw, 1.8rem);
  color: var(--text-medium);
  font-weight: 300;
  margin-bottom: var(--spacing-md);
}

.hero-decoration {
  display: flex;
  justify-content: center;
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.music-note {
  font-size: 3rem;
  color: var(--light-coral);
  animation: float 3s ease-in-out infinite;
  display: inline-block;
}

.music-note:nth-child(2) {
  animation-delay: 0.5s;
}

.music-note:nth-child(3) {
  animation-delay: 1s;
}

@keyframes float {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-20px);
  }
}

/* ==========================================
   Book Showcase Section
   ========================================== */

.book-showcase {
  padding: var(--spacing-xl) var(--spacing-md);
  background: var(--warm-white);
}

.section-title {
  font-size: clamp(2rem, 5vw, 3rem);
  text-align: center;
  color: var(--text-dark);
  margin-bottom: var(--spacing-lg);
  position: relative;
  padding-bottom: var(--spacing-sm);
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100px;
  height: 4px;
  background: linear-gradient(90deg, var(--light-coral), var(--peach));
  border-radius: 2px;
}

.book-display {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
  align-items: center;
  max-width: 1000px;
  margin: 0 auto;
}

@media (min-width: 768px) {
  .book-display {
    grid-template-columns: 1fr 1fr;
  }
}

.book-cover {
  display: flex;
  justify-content: center;
  padding: var(--spacing-md);
}

.book-cover img {
  max-width: 400px;
  width: 100%;
  border-radius: 20px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.book-cover img:hover {
  transform: translateY(-10px) scale(1.02);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.2);
}

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

.book-title {
  font-size: clamp(2rem, 4vw, 2.5rem);
  color: var(--text-dark);
  margin-bottom: var(--spacing-xs);
}

.book-author {
  font-size: 1.3rem;
  color: var(--text-medium);
  font-style: italic;
  margin-bottom: var(--spacing-md);
}

.book-description {
  margin-bottom: var(--spacing-lg);
}

.book-description p {
  margin-bottom: var(--spacing-sm);
  color: var(--text-medium);
}

.book-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.feature {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: var(--spacing-md);
  background: linear-gradient(135deg, var(--peachy-pink), var(--soft-yellow));
  border-radius: 15px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
}

.feature:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.12);
}

.feature-icon {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-xs);
}

.feature-text {
  font-size: 1rem;
  color: var(--text-dark);
  font-weight: 500;
}

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

.footer {
  background: linear-gradient(135deg, var(--light-coral), var(--peach));
  padding: var(--spacing-lg) var(--spacing-md);
  text-align: center;
  color: var(--text-dark);
}

.footer-text {
  font-size: 1rem;
  margin-bottom: var(--spacing-xs);
}

.footer-tagline {
  font-size: 1.1rem;
  font-style: italic;
  color: var(--text-medium);
}

/* ==========================================
   Animations
   ========================================== */

.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

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

@media (max-width: 768px) {
  .hero {
    min-height: 50vh;
    padding: var(--spacing-lg) var(--spacing-md);
  }

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

  .book-cover img {
    max-width: 300px;
  }

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

@media (max-width: 480px) {
  .hero-decoration {
    gap: var(--spacing-sm);
  }

  .music-note {
    font-size: 2rem;
  }

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