:root {
  --primary: #0f291e;
  --primary-light: #1b4332;
  --accent: #d97706;
  --accent-hover: #b45309;
  --text-main: #0f172a;
  --text-muted: #64748b;
  --bg-light: #f8fafc;
  --card-bg: #ffffff;
  --border-color: #e2e8f0;
  --radius-lg: 20px;
  --radius-md: 12px;
  --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
  --shadow-glow: 0 0 35px rgba(217, 119, 6, 0.3);
}

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

body {
  font-family: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
  background-color: var(--bg-light);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Typography */
h1, h2, h3, .font-serif {
  font-family: 'Playfair Display', Georgia, serif;
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header & Nav */
.header {
  position: sticky;
  top: 0;
  background: rgba(15, 41, 30, 0.95);
  backdrop-filter: blur(12px);
  color: white;
  padding: 18px 0;
  z-index: 100;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-family: 'Playfair Display', serif;
  font-size: 1.4rem;
  font-weight: 700;
  color: white;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 10px;
}

.btn-header {
  background: var(--accent);
  color: white;
  padding: 10px 22px;
  border-radius: 30px;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  transition: all 0.3s ease;
}

.btn-header:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(217, 119, 6, 0.4);
}

/* Hero Section */
.hero {
  background: linear-gradient(135deg, #0f291e 0%, #1b4332 60%, #2d6a4f 100%);
  color: white;
  padding: 80px 0 100px 0;
  position: relative;
  overflow: hidden;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -50px;
  left: 0;
  right: 0;
  height: 100px;
  background: var(--bg-light);
  transform: skewY(-2deg);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-badge {
  display: inline-block;
  background: rgba(217, 119, 6, 0.2);
  border: 1px solid var(--accent);
  color: #fef3c7;
  padding: 6px 16px;
  border-radius: 20px;
  font-size: 0.88rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  margin-bottom: 24px;
}

.hero h1 {
  font-size: 3.4rem;
  line-height: 1.15;
  margin-bottom: 20px;
  color: #ffffff;
}

.hero-sub {
  font-size: 1.2rem;
  color: #cbd5e1;
  margin-bottom: 36px;
  max-width: 540px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-bottom: 30px;
}

.btn-primary {
  background: var(--accent);
  color: white;
  padding: 16px 36px;
  border-radius: 40px;
  font-size: 1.15rem;
  font-weight: 700;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  transition: all 0.3s ease;
  box-shadow: var(--shadow-glow);
  border: none;
  cursor: pointer;
}

.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-3px);
  box-shadow: 0 10px 25px rgba(217, 119, 6, 0.5);
}

.price-tag {
  display: flex;
  flex-direction: column;
}

.price-main {
  font-size: 2.2rem;
  font-weight: 800;
  color: #ffffff;
  line-height: 1;
}

.price-old {
  font-size: 1rem;
  text-decoration: line-through;
  color: #94a3b8;
}

.hero-guarantee {
  display: flex;
  align-items: center;
  gap: 20px;
  font-size: 0.9rem;
  color: #94a3b8;
}

/* Book Cover Mockup */
.book-mockup-wrapper {
  position: relative;
  display: flex;
  justify-content: center;
}

.book-card-3d {
  width: 340px;
  height: 480px;
  background: linear-gradient(145deg, #ffffff, #f1f5f9);
  border-radius: 16px;
  padding: 28px;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.35);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border: 1px solid rgba(255, 255, 255, 0.8);
  position: relative;
  transition: transform 0.5s ease;
}

.book-card-3d:hover {
  transform: translateY(-8px) rotate(-1deg);
}

.book-tag {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--accent);
}

.book-title-inner {
  font-family: 'Playfair Display', serif;
  font-size: 2.2rem;
  color: var(--primary);
  line-height: 1.2;
  margin-top: 15px;
}

.book-author {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-top: 10px;
}

.book-img-sample {
  width: 100%;
  height: 180px;
  object-fit: cover;
  border-radius: 10px;
  margin: 20px 0;
  border: 1px solid var(--border-color);
}

.book-footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--border-color);
  padding-top: 12px;
  font-size: 0.85rem;
  color: var(--primary);
  font-weight: 600;
}

/* Features Grid */
.features-section {
  padding: 90px 0;
}

.section-title {
  text-align: center;
  max-width: 650px;
  margin: 0 auto 60px auto;
}

.section-title h2 {
  font-size: 2.4rem;
  color: var(--primary);
  margin-bottom: 12px;
}

.section-title p {
  color: var(--text-muted);
  font-size: 1.1rem;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.feature-card {
  background: var(--card-bg);
  border-radius: var(--radius-md);
  padding: 32px;
  border: 1px solid var(--border-color);
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
  transition: all 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: var(--accent);
}

.feature-number {
  width: 48px;
  height: 48px;
  background: var(--primary-light);
  color: var(--primary);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.2rem;
  margin-bottom: 20px;
}

.feature-card h3 {
  font-size: 1.3rem;
  margin-bottom: 12px;
  color: var(--primary);
}

.feature-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* Chapter Showcase */
.chapters-section {
  background: #ffffff;
  padding: 90px 0;
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.chapters-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
  margin-bottom: 50px;
}

.chapter-btn {
  background: var(--bg-light);
  border: 1px solid var(--border-color);
  padding: 16px 12px;
  border-radius: var(--radius-md);
  text-align: center;
  cursor: pointer;
  transition: all 0.3s ease;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text-main);
}

.chapter-btn.active, .chapter-btn:hover {
  background: var(--primary);
  color: white;
  border-color: var(--primary);
}

.recipe-samples-preview {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.sample-recipe-card {
  background: var(--bg-light);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border-color);
}

.sample-recipe-img {
  width: 100%;
  height: 180px;
  object-fit: cover;
}

.sample-recipe-content {
  padding: 20px;
}

.sample-recipe-num {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.sample-recipe-title {
  font-size: 1.15rem;
  margin: 6px 0 10px 0;
  color: var(--primary);
}

.sample-recipe-meta {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Pricing Section */
.pricing-section {
  padding: 100px 0;
  background: linear-gradient(180deg, var(--bg-light) 0%, #f1f5f9 100%);
}

.pricing-box {
  max-width: 750px;
  margin: 0 auto;
  background: white;
  border-radius: var(--radius-lg);
  padding: 50px;
  box-shadow: var(--shadow-lg);
  border: 2px solid var(--accent);
  position: relative;
}

.pricing-badge {
  position: absolute;
  top: -18px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent);
  color: white;
  padding: 6px 20px;
  border-radius: 20px;
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.pricing-header {
  text-align: center;
  margin-bottom: 36px;
}

.pricing-header h3 {
  font-size: 2.2rem;
  color: var(--primary);
  margin-bottom: 10px;
}

.price-display {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 12px;
  margin: 20px 0;
}

.price-large {
  font-size: 4rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
}

.price-original {
  font-size: 1.5rem;
  text-decoration: line-through;
  color: var(--text-muted);
}

.included-list {
  list-style: none;
  margin-bottom: 36px;
}

.included-list li {
  padding: 12px 0;
  border-bottom: 1px dashed var(--border-color);
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.05rem;
}

.included-list li strong {
  color: var(--primary);
}

.check-icon {
  width: 22px;
  height: 22px;
  background: #dcfce7;
  color: #15803d;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.85rem;
  flex-shrink: 0;
}

.checkout-btn-full {
  width: 100%;
  padding: 20px;
  font-size: 1.25rem;
}

.secure-notice {
  text-align: center;
  margin-top: 16px;
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Testimonials */
.testimonials-section {
  padding: 90px 0;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.testimonial-card {
  background: white;
  padding: 30px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
}

.stars {
  color: #f59e0b;
  font-size: 1.1rem;
  margin-bottom: 12px;
  letter-spacing: 2px;
}

.testimonial-text {
  font-size: 0.95rem;
  color: var(--text-main);
  margin-bottom: 20px;
  font-style: italic;
}

.author-name {
  font-weight: 700;
  color: var(--primary);
  font-size: 0.9rem;
}

.author-tag {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* FAQ Section */
.faq-section {
  padding: 80px 0;
  background: white;
}

.faq-container {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--border-color);
  padding: 24px 0;
}

.faq-question {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 10px;
  cursor: pointer;
}

.faq-answer {
  color: var(--text-muted);
  font-size: 0.98rem;
  line-height: 1.6;
}

/* Footer */
.footer {
  background: var(--primary);
  color: #94a3b8;
  padding: 40px 0;
  text-align: center;
  font-size: 0.9rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer p { margin-bottom: 8px; }

/* Navigation Links */
.nav-links {
  display: flex;
  gap: 20px;
  align-items: center;
}

.nav-link {
  color: #cbd5e1;
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  transition: color 0.3s ease;
}

.nav-link:hover, .nav-link.active {
  color: #ffffff;
  font-weight: 700;
}

/* Blog Hero */
.blog-hero {
  background: linear-gradient(135deg, #0f291e 0%, #1b4332 100%);
  color: white;
  padding: 60px 0 80px 0;
  text-align: center;
}

.blog-hero h1 {
  font-size: 3rem;
  margin-top: 10px;
  margin-bottom: 12px;
}

.blog-hero-sub {
  font-size: 1.15rem;
  color: #cbd5e1;
  max-width: 600px;
  margin: 0 auto;
}

/* Blog Layout */
.blog-section {
  padding: 70px 0;
}

.blog-layout {
  display: grid;
  grid-template-columns: 2.2fr 1fr;
  gap: 40px;
  align-items: start;
}

.blog-main-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
}

/* Blog Card */
.blog-card {
  background: white;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  overflow: hidden;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
  display: flex;
  flex-direction: column;
  transition: all 0.3s ease;
}

.blog-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: var(--accent);
}

.blog-card-img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.blog-card-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.blog-category {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 8px;
}

.blog-card-title {
  font-size: 1.25rem;
  color: var(--primary);
  line-height: 1.3;
  margin-bottom: 10px;
}

.blog-card-excerpt {
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 20px;
  flex-grow: 1;
}

.blog-card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--border-color);
  padding-top: 14px;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.blog-read-more {
  color: var(--accent);
  font-weight: 700;
  text-decoration: none;
}

.blog-read-more:hover {
  text-decoration: underline;
}

/* Blog Sidebar */
.blog-sidebar {
  position: sticky;
  top: 90px;
}

.sidebar-promo-card {
  background: white;
  border-radius: var(--radius-lg);
  padding: 30px 24px;
  border: 2px solid var(--accent);
  box-shadow: var(--shadow-lg);
  text-align: center;
}

.sidebar-promo-card h3 {
  font-size: 1.4rem;
  color: var(--primary);
  margin: 14px 0 10px 0;
}

.sidebar-promo-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.sidebar-book-img {
  width: 100%;
  max-width: 220px;
  height: 140px;
  object-fit: cover;
  border-radius: 10px;
  margin-bottom: 16px;
  border: 1px solid var(--border-color);
}

.sidebar-price-display {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 10px;
  margin-bottom: 18px;
}

.sidebar-price {
  font-size: 2rem;
  font-weight: 800;
  color: var(--primary);
}

.sidebar-old-price {
  font-size: 1.1rem;
  text-decoration: line-through;
  color: var(--text-muted);
}

.sidebar-btn {
  width: 100%;
  font-size: 1rem;
  padding: 12px;
}

/* Blog CTA Banner */
.blog-cta-banner {
  background: linear-gradient(135deg, #0f291e 0%, #1b4332 100%);
  color: white;
  padding: 70px 0;
  text-align: center;
}

.blog-cta-banner h2 {
  font-size: 2.2rem;
  margin-bottom: 12px;
}

.blog-cta-banner p {
  font-size: 1.1rem;
  color: #cbd5e1;
  margin-bottom: 28px;
}

.btn-large-cta {
  font-size: 1.2rem;
  padding: 16px 40px;
}

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

/* Responsive Media Queries */
@media (max-width: 992px) {
  .hero-grid { grid-template-columns: 1fr; text-align: center; }
  .hero-sub { margin-left: auto; margin-right: auto; }
  .hero-actions { justify-content: center; }
  .features-grid, .recipe-samples-preview, .testimonials-grid { grid-template-columns: 1fr; }
  .chapters-grid { grid-template-columns: repeat(2, 1fr); }
  .hero h1 { font-size: 2.6rem; }
  .blog-layout { grid-template-columns: 1fr; }
  .blog-main-grid { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
  .pricing-box { padding: 30px 20px; }
  .chapters-grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: 2.1rem; }
  .blog-hero h1 { font-size: 2.2rem; }
}