/* ===========================================
   I AM TOBAGO - Landing Page Styles
   Color Palette derived from book cover:
   - Deep jungle green: #0d1f12
   - Lush green: #1a4a2e
   - Warm gold: #d4a030
   - Fiery orange: #e8652a
   - Cream: #f5f0e8
   - Warm white: #faf8f4
   =========================================== */

/* --- Reset & Base --- */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --green-deep: #0d1f12;
  --green-dark: #142a19;
  --green-mid: #1a4a2e;
  --green-light: #2d6b45;
  --gold: #d4a030;
  --gold-light: #e8b84a;
  --gold-glow: #d4a03060;
  --orange: #e8652a;
  --cream: #f5f0e8;
  --warm-white: #faf8f4;
  --text-dark: #1a1a1a;
  --text-muted: #5a5a52;
  --text-light: #e8e4dc;

  --font-display: 'Playfair Display', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 3rem;
  --space-xl: 5rem;
  --space-2xl: 8rem;

  --radius: 12px;
  --radius-lg: 20px;
  --transition: 0.3s ease;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  color: var(--text-dark);
  background: var(--warm-white);
  line-height: 1.7;
  overflow-x: hidden;
}

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

a {
  text-decoration: none;
  color: inherit;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.text-gold {
  color: var(--gold);
}

/* --- Navigation --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: var(--space-sm) 0;
  transition: background var(--transition), box-shadow var(--transition);
}

.nav.scrolled {
  background: rgba(13, 31, 18, 0.95);
  backdrop-filter: blur(10px);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--cream);
  letter-spacing: 0.02em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.nav-links a {
  color: var(--text-light);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color var(--transition);
}

.nav-links a:hover {
  color: var(--gold);
}

.nav-cta {
  background: var(--gold);
  color: var(--green-deep) !important;
  padding: 0.5rem 1.25rem;
  border-radius: 8px;
  font-weight: 600 !important;
  transition: background var(--transition), transform var(--transition) !important;
}

.nav-cta:hover {
  background: var(--gold-light) !important;
  transform: translateY(-1px);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--cream);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

.mobile-menu {
  display: none;
  position: fixed;
  top: 60px;
  left: 0;
  right: 0;
  background: rgba(13, 31, 18, 0.98);
  backdrop-filter: blur(10px);
  padding: var(--space-md);
  flex-direction: column;
  gap: var(--space-sm);
  z-index: 99;
  transform: translateY(-10px);
  opacity: 0;
  transition: transform var(--transition), opacity var(--transition);
}

.mobile-menu.open {
  transform: translateY(0);
  opacity: 1;
}

.mobile-menu a {
  color: var(--text-light);
  font-size: 1.1rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.mobile-menu .nav-cta {
  text-align: center;
  margin-top: var(--space-xs);
  border-bottom: none;
}

/* --- Hero Section --- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  background: linear-gradient(135deg, var(--green-deep) 0%, #0a2e15 40%, #132e1a 70%, #1a3520 100%);
  overflow: hidden;
  padding: 6rem var(--space-md) var(--space-lg);
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 30% 50%, rgba(26, 74, 46, 0.4) 0%, transparent 60%),
    radial-gradient(ellipse at 70% 30%, rgba(212, 160, 48, 0.08) 0%, transparent 50%);
  pointer-events: none;
}

.hero-fireflies {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  pointer-events: none;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="leaf" patternUnits="userSpaceOnUse" width="100" height="100"><circle cx="50" cy="50" r="1" fill="rgba(45,107,69,0.08)"/></pattern></defs><rect fill="url(%23leaf)" width="100" height="100"/></svg>');
  pointer-events: none;
}

.hero-content {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xl);
  max-width: 1200px;
  width: 100%;
  z-index: 2;
}

.hero-text {
  flex: 1;
  max-width: 560px;
}

.hero-subtitle {
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--gold);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: var(--space-sm);
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 6vw, 5rem);
  font-weight: 700;
  color: var(--cream);
  line-height: 1.1;
  margin-bottom: var(--space-md);
}

.hero-title .text-gold {
  display: block;
  text-shadow: 0 0 40px var(--gold-glow), 0 0 80px rgba(212, 160, 48, 0.2);
}

.hero-description {
  font-size: 1.15rem;
  line-height: 1.8;
  color: rgba(232, 228, 220, 0.8);
  margin-bottom: var(--space-lg);
}

.hero-actions {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.hero-image {
  flex-shrink: 0;
  position: relative;
}

.hero-image img {
  width: 380px;
  height: auto;
  border-radius: var(--radius-lg);
  box-shadow:
    0 25px 60px rgba(0, 0, 0, 0.5),
    0 0 40px var(--gold-glow);
  transition: transform 0.5s ease;
}

.hero-image:hover img {
  transform: translateY(-8px) rotate(1deg);
}

.hero-image::after {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: calc(var(--radius-lg) + 4px);
  background: linear-gradient(135deg, var(--gold), var(--orange), var(--green-light));
  z-index: -1;
  opacity: 0.4;
}

.hero-scroll {
  position: absolute;
  bottom: var(--space-md);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: rgba(232, 228, 220, 0.4);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  z-index: 2;
}

.scroll-arrow {
  width: 20px;
  height: 20px;
  border-right: 2px solid rgba(232, 228, 220, 0.3);
  border-bottom: 2px solid rgba(232, 228, 220, 0.3);
  transform: rotate(45deg);
  animation: scrollBounce 2s ease-in-out infinite;
}

@keyframes scrollBounce {
  0%, 100% { transform: rotate(45deg) translateY(0); }
  50% { transform: rotate(45deg) translateY(6px); }
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 2rem;
  border-radius: 10px;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  border: none;
}

.btn-primary {
  background: var(--gold);
  color: var(--green-deep);
  box-shadow: 0 4px 20px var(--gold-glow);
}

.btn-primary:hover {
  background: var(--gold-light);
  transform: translateY(-2px);
  box-shadow: 0 6px 30px var(--gold-glow);
}

.btn-outline {
  background: transparent;
  color: var(--cream);
  border: 2px solid rgba(232, 228, 220, 0.3);
}

.btn-outline:hover {
  border-color: var(--gold);
  color: var(--gold);
}

.btn-large {
  padding: 1.1rem 3rem;
  font-size: 1.15rem;
  border-radius: 12px;
}

/* --- Sections --- */
.section {
  padding: var(--space-2xl) 0;
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-xl);
}

.section-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--green-mid);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: var(--space-xs);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--green-deep);
  line-height: 1.2;
}

/* --- About Section --- */
.about {
  background: var(--warm-white);
}

.about-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
}

.about-card {
  background: white;
  padding: var(--space-lg) var(--space-md);
  border-radius: var(--radius-lg);
  text-align: center;
  border: 1px solid rgba(26, 74, 46, 0.08);
  transition: transform var(--transition), box-shadow var(--transition);
}

.about-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(26, 74, 46, 0.1);
}

.about-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 70px;
  height: 70px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--green-mid), var(--green-light));
  color: white;
  margin-bottom: var(--space-md);
}

.about-card h3 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  color: var(--green-deep);
  margin-bottom: var(--space-sm);
}

.about-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.7;
}

.about-excerpt {
  max-width: 750px;
  margin: 0 auto;
  text-align: center;
}

.about-excerpt blockquote {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-style: italic;
  color: var(--green-deep);
  line-height: 1.8;
  padding: var(--space-lg);
  border-left: 3px solid var(--gold);
  background: rgba(212, 160, 48, 0.05);
  border-radius: 0 var(--radius) var(--radius) 0;
  text-align: left;
}

.excerpt-note {
  margin-top: var(--space-sm);
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* --- Features Section --- */
.features {
  background: var(--green-deep);
  color: var(--cream);
}

.features .section-label {
  color: var(--gold);
}

.features .section-title {
  color: var(--cream);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}

.feature {
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.06);
  transition: background var(--transition);
}

.feature:hover {
  background: rgba(255, 255, 255, 0.08);
}

.feature-number {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--gold);
  opacity: 0.4;
  line-height: 1;
  margin-bottom: var(--space-sm);
  display: block;
}

.feature h3 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  margin-bottom: var(--space-xs);
  color: var(--cream);
}

.feature p {
  color: rgba(232, 228, 220, 0.7);
  font-size: 0.95rem;
}

/* --- Author Section --- */
.author {
  background: var(--cream);
  position: relative;
  overflow: hidden;
}

.author::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  width: 50%;
  background: url('../images/author.jpg') left center / cover no-repeat;
  opacity: 0.2;
  mask-image: linear-gradient(to right, rgba(0,0,0,1) 0%, rgba(0,0,0,0) 100%);
  -webkit-mask-image: linear-gradient(to right, rgba(0,0,0,1) 0%, rgba(0,0,0,0) 100%);
  pointer-events: none;
  z-index: 0;
}

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

.author-layout {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
}

.author-image {
  flex-shrink: 0;
  width: 350px;
}

.author-image img {
  border-radius: var(--radius-lg);
  object-fit: cover;
  width: 100%;
  height: 675px;
  background: linear-gradient(135deg, var(--green-mid), var(--green-light));
}

.author-text {
  flex: 1;
}

.author-text .section-title {
  text-align: left;
  margin-bottom: var(--space-md);
}

.author-text .section-label {
  text-align: left;
}

.author-text p {
  color: var(--text-muted);
  margin-bottom: var(--space-md);
  font-size: 1.05rem;
}

.bio-listen-link {
  color: var(--gold);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color var(--transition);
}

.bio-listen-link:hover {
  color: var(--gold-light);
}

/* --- Reviews Section --- */
.reviews {
  background: var(--warm-white);
}

.reviews-carousel {
  position: relative;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.reviews-track {
  display: flex;
  flex-wrap: nowrap;
  gap: var(--space-md);
  overflow-x: auto;
  scroll-behavior: smooth;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  padding: var(--space-xs) 0 var(--space-md);
  scrollbar-width: none;
  flex: 1;
  min-width: 0;
}

.reviews-track::-webkit-scrollbar {
  display: none;
}

.reviews-arrow {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid rgba(26, 74, 46, 0.15);
  background: white;
  color: var(--green-deep);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.reviews-arrow:hover {
  background: var(--green-deep);
  color: var(--cream);
  border-color: var(--green-deep);
}

.reviews-arrow:disabled {
  opacity: 0.3;
  cursor: default;
  pointer-events: none;
}

.review-card {
  background: white;
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(26, 74, 46, 0.06);
  transition: transform var(--transition);
  min-width: calc((100% - 2 * 1.5rem) / 3);
  flex: 0 0 calc((100% - 2 * 1.5rem) / 3);
  scroll-snap-align: start;
}

.review-card:hover {
  transform: translateY(-3px);
}

.review-stars {
  color: var(--gold);
  font-size: 1.2rem;
  margin-bottom: var(--space-sm);
  display: flex;
  gap: 2px;
}

.review-text p {
  font-size: 1rem;
  font-style: italic;
  color: var(--text-dark);
  line-height: 1.7;
  margin-bottom: var(--space-sm);
}

.review-text.clamped p {
  display: -webkit-box;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.review-text.expanded p {
  display: block;
}

.review-read-more {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--gold);
  cursor: pointer;
  border: none;
  background: none;
  padding: 0;
  margin-bottom: var(--space-sm);
  transition: color var(--transition);
}

.review-read-more:hover {
  color: var(--gold-light);
}

.reviewer {
  margin-top: auto;
}

.reviewer strong {
  display: block;
  font-size: 0.95rem;
  color: var(--green-deep);
}

.reviewer span {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* --- Buy Section --- */
.buy {
  background: linear-gradient(135deg, var(--green-deep) 0%, #0a2e15 50%, var(--green-dark) 100%);
  color: var(--cream);
}

.buy .section-label {
  color: var(--gold);
}

.buy .section-title {
  color: var(--cream);
  text-align: left;
}

.buy-layout {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
}

.buy-image {
  flex-shrink: 0;
}

.buy-image img {
  width: 320px;
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
}

.buy-content {
  flex: 1;
}

.buy-description {
  font-size: 1.1rem;
  color: rgba(232, 228, 220, 0.8);
  margin-bottom: var(--space-lg);
  line-height: 1.8;
}

.buy-details {
  display: flex;
  gap: var(--space-lg);
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.detail-label {
  display: block;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(232, 228, 220, 0.5);
  margin-bottom: 4px;
}

.detail-value {
  font-weight: 600;
  color: var(--cream);
}

.buy-note {
  margin-top: var(--space-sm);
  font-size: 0.9rem;
  color: rgba(232, 228, 220, 0.5);
}

/* --- Footer --- */
.footer {
  background: #080f0a;
  color: var(--text-light);
  padding: var(--space-lg) 0 var(--space-md);
}

.footer-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: var(--space-md);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  margin-bottom: var(--space-md);
}

.footer-logo {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--cream);
}

.footer-tagline {
  font-size: 0.85rem;
  color: rgba(232, 228, 220, 0.4);
  margin-top: 4px;
}

.footer-links {
  display: flex;
  gap: var(--space-md);
}

.footer-links a {
  color: rgba(232, 228, 220, 0.6);
  font-size: 0.9rem;
  transition: color var(--transition);
}

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

.footer-bottom {
  text-align: center;
  font-size: 0.8rem;
  color: rgba(232, 228, 220, 0.3);
}

/* --- Animations --- */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* --- Responsive --- */
@media (max-width: 1024px) {
  .hero-content {
    gap: var(--space-lg);
  }

  .hero-image img {
    width: 300px;
  }

  .author-layout,
  .buy-layout {
    gap: var(--space-lg);
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .mobile-menu {
    display: flex;
  }

  .hero {
    padding: 5rem var(--space-sm) var(--space-lg);
    min-height: auto;
  }

  .hero-content {
    flex-direction: column-reverse;
    text-align: center;
    gap: var(--space-lg);
  }

  .hero-image img {
    width: 260px;
  }

  .hero-actions {
    justify-content: center;
    flex-wrap: wrap;
  }

  .hero-description {
    font-size: 1rem;
  }

  .hero-scroll {
    display: none;
  }

  .about-grid {
    grid-template-columns: 1fr;
  }

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

  .feature h3 {
    font-size: 1.15rem;
  }

  .author::before {
    width: 100%;
    opacity: 0.1;
    mask-image: linear-gradient(to bottom, rgba(0,0,0,1) 0%, rgba(0,0,0,0) 60%);
    -webkit-mask-image: linear-gradient(to bottom, rgba(0,0,0,1) 0%, rgba(0,0,0,0) 60%);
  }

  .author-layout {
    flex-direction: column;
    text-align: center;
  }

  .author-image {
    width: 220px;
  }

  .author-image img {
    height: 300px;
  }

  .author-text p {
    font-size: 0.95rem;
  }

  .author-text .section-title,
  .author-text .section-label {
    text-align: center;
  }

  .reviews-arrow {
    display: none;
  }

  .review-card {
    min-width: 85%;
    flex: 0 0 85%;
  }

  .review-text p {
    font-size: 0.9rem;
  }

  .buy-layout {
    flex-direction: column;
    text-align: center;
  }

  .buy-image img {
    width: 240px;
  }

  .buy .section-title {
    text-align: center;
  }

  .buy-description {
    font-size: 1rem;
  }

  .buy-details {
    justify-content: center;
  }

  .buy-content .btn {
    width: 100%;
  }

  .footer-content {
    flex-direction: column;
    text-align: center;
    gap: var(--space-md);
  }

  .footer-links {
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-sm);
  }

  .section {
    padding: var(--space-xl) 0;
  }

  .section-title {
    font-size: clamp(1.6rem, 5vw, 2.2rem);
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--space-sm);
  }

  .hero {
    padding: 4.5rem var(--space-sm) var(--space-md);
  }

  .hero-title {
    font-size: 2.2rem;
  }

  .hero-subtitle {
    font-size: 0.8rem;
  }

  .hero-image img {
    width: 200px;
  }

  .hero-description {
    font-size: 0.9rem;
    line-height: 1.6;
  }

  .hero-actions .btn {
    padding: 0.7rem 1.5rem;
    font-size: 0.9rem;
  }

  .about-card {
    padding: var(--space-md);
  }

  .about-card h3 {
    font-size: 1.15rem;
  }

  .about-excerpt blockquote {
    font-size: 1rem;
    padding: var(--space-sm);
  }

  .feature {
    padding: var(--space-md);
  }

  .feature-number {
    font-size: 2rem;
  }

  .author-image {
    width: 180px;
  }

  .author-image img {
    height: 250px;
  }

  .review-card {
    min-width: 90%;
    flex: 0 0 90%;
    padding: var(--space-md);
  }

  .buy-image img {
    width: 200px;
  }

  .buy-details {
    flex-direction: column;
    gap: var(--space-sm);
    align-items: center;
  }

  .btn-large {
    padding: 0.9rem 2rem;
    font-size: 1rem;
  }

  .section {
    padding: var(--space-lg) 0;
  }

  .nav-logo {
    font-size: 1.2rem;
  }

  .footer-logo {
    font-size: 1.1rem;
  }

  .footer-links {
    gap: var(--space-xs);
    font-size: 0.8rem;
  }
}