/* ==========================================================================
   palmistrybook.com — Stylesheet
   Brand Colors: #5DA138 (Vitality Green) & #1A22B0 (Mystic Royal Blue)
   ========================================================================== */

:root {
  /* Brand Core Colors */
  --color-green: #5DA138;
  --color-green-light: #78c452;
  --color-green-dark: #437825;
  --color-green-glow: rgba(93, 161, 56, 0.35);
  --color-green-subtle: rgba(93, 161, 56, 0.08);

  --color-blue: #1A22B0;
  --color-blue-light: #323dce;
  --color-blue-dark: #101675;
  --color-blue-glow: rgba(26, 34, 176, 0.35);
  --color-blue-subtle: rgba(26, 34, 176, 0.08);

  /* Accents & Gradients */
  --color-gold: #E5B869;
  --color-gold-hover: #F2CA85;
  --color-purple-accent: #6C2BD9;

  --gradient-brand: linear-gradient(135deg, #1A22B0 0%, #2938CF 45%, #5DA138 100%);
  --gradient-green: linear-gradient(135deg, #5DA138 0%, #76cb4c 100%);
  --gradient-blue: linear-gradient(135deg, #1A22B0 0%, #2e39d4 100%);
  --gradient-dark: linear-gradient(160deg, #090C22 0%, #121742 50%, #0c181f 100%);
  --gradient-card: linear-gradient(180deg, rgba(255,255,255,0.06) 0%, rgba(255,255,255,0.02) 100%);

  /* Neutrals & Surfaces */
  --bg-page: #FAFBF8;
  --bg-surface: #FFFFFF;
  --bg-alt: #F1F5EB;
  --bg-dark-surface: #0E1338;
  --border-light: #E2E8F0;
  --border-accent: rgba(93, 161, 56, 0.2);

  --text-dark: #0F172A;
  --text-body: #334155;
  --text-muted: #64748B;
  --text-light: #F8FAFC;
  --text-light-muted: #94A3B8;

  /* Typography */
  --font-serif: 'Cinzel', 'Playfair Display', Georgia, serif;
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Shadows */
  --shadow-sm: 0 2px 6px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 6px 18px rgba(0, 0, 0, 0.07);
  --shadow-lg: 0 16px 36px rgba(0, 0, 0, 0.1);
  --shadow-glow: 0 0 40px var(--color-green-glow);
  --shadow-book: 14px 20px 38px rgba(10, 14, 50, 0.45), -4px 0 12px rgba(0,0,0,0.25);

  /* Layout */
  --container-max: 1200px;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-pill: 9999px;
  --transition: all 0.25s ease-in-out;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-page);
  color: var(--text-body);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

a {
  color: var(--color-blue);
  text-decoration: none;
  transition: var(--transition);
}

a:hover {
  color: var(--color-green);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  color: var(--text-dark);
  line-height: 1.25;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

/* Utility Helpers */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-green { color: var(--color-green); }
.text-blue { color: var(--color-blue); }
.text-gold { color: var(--color-gold); }
.text-gradient {
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

/* ==========================================================================
   Announcement Bar
   ========================================================================== */
.top-banner {
  background: var(--gradient-brand);
  color: #FFFFFF;
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.55rem 1rem;
  text-align: center;
  position: relative;
  z-index: 60;
  letter-spacing: 0.02em;
}

.top-banner a {
  color: #FFE68C;
  text-decoration: underline;
  margin-left: 0.4rem;
  font-weight: 700;
}

.top-banner a:hover {
  color: #FFFFFF;
}

/* ==========================================================================
   Navigation Bar
   ========================================================================== */
.site-header {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-light);
  position: sticky;
  top: 0;
  z-index: 50;
  transition: var(--transition);
}

.site-header.scrolled {
  box-shadow: var(--shadow-md);
  background: rgba(255, 255, 255, 0.98);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4.5rem;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--color-blue);
  letter-spacing: 0.03em;
}

.brand-logo span.dot-green {
  color: var(--color-green);
}

.brand-logo-icon {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-brand);
  border-radius: var(--radius-sm);
  color: white;
  box-shadow: 0 4px 10px var(--color-blue-glow);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-menu a {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-body);
  position: relative;
  padding: 0.25rem 0;
}

.nav-menu a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background: var(--color-green);
  transition: width 0.25s ease;
}

.nav-menu a:hover,
.nav-menu a.active {
  color: var(--color-blue);
}

.nav-menu a:hover::after,
.nav-menu a.active::after {
  width: 100%;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.nav-toggle {
  display: none;
  background: transparent;
  border: none;
  font-size: 1.5rem;
  color: var(--text-dark);
  cursor: pointer;
  padding: 0.5rem;
}

/* ==========================================================================
   Buttons & Store Badges
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.75rem 1.6rem;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: var(--transition);
  border: 1px solid transparent;
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-green);
  color: #FFFFFF;
  box-shadow: 0 4px 14px var(--color-green-glow);
}

.btn-primary:hover {
  background: var(--color-green-dark);
  color: #FFFFFF;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px var(--color-green-glow);
}

.btn-secondary {
  background: var(--color-blue);
  color: #FFFFFF;
  box-shadow: 0 4px 14px var(--color-blue-glow);
}

.btn-secondary:hover {
  background: var(--color-blue-dark);
  color: #FFFFFF;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px var(--color-blue-glow);
}

.btn-outline {
  background: transparent;
  border-color: var(--color-blue);
  color: var(--color-blue);
}

.btn-outline:hover {
  background: var(--color-blue-subtle);
  border-color: var(--color-blue);
  color: var(--color-blue);
  transform: translateY(-2px);
}

.btn-outline-green {
  background: transparent;
  border-color: var(--color-green);
  color: var(--color-green-dark);
}

.btn-outline-green:hover {
  background: var(--color-green-subtle);
  color: var(--color-green-dark);
}

.btn-sm {
  padding: 0.45rem 1rem;
  font-size: 0.85rem;
}

.btn-lg {
  padding: 0.9rem 2.2rem;
  font-size: 1.05rem;
}

/* Authentic Store Badges (Google Play & Apple Books) */
.store-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
}

.store-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  background: #0B0E1B;
  color: #FFFFFF;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-md);
  padding: 0.65rem 1.25rem;
  min-width: 205px;
  position: relative;
  transition: var(--transition);
  text-decoration: none;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.25);
}

.store-badge:hover {
  transform: translateY(-3px);
  background: #13172E;
  border-color: var(--color-green);
  box-shadow: 0 8px 24px var(--color-green-glow);
  color: #FFFFFF;
}

.store-badge.badge-apple:hover {
  border-color: #A2AAAD;
  box-shadow: 0 8px 24px rgba(162, 170, 173, 0.3);
}

.store-badge-icon {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.store-badge-icon svg {
  width: 100%;
  height: 100%;
}

.store-badge-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.store-badge-sub {
  font-size: 0.68rem;
  text-transform: uppercase;
  color: #94A3B8;
  letter-spacing: 0.08em;
  font-weight: 600;
}

.store-badge-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: #FFFFFF;
  letter-spacing: -0.01em;
}

.store-badge-tag {
  position: absolute;
  top: -8px;
  right: 10px;
  background: var(--color-green);
  color: #FFFFFF;
  font-size: 0.65rem;
  font-weight: 700;
  padding: 0.15rem 0.5rem;
  border-radius: var(--radius-pill);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-section {
  position: relative;
  background: var(--gradient-dark);
  color: #FFFFFF;
  padding: 5rem 0 6rem 0;
  overflow: hidden;
}

.hero-backdrop {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: 
    radial-gradient(circle at 15% 20%, rgba(93, 161, 56, 0.22) 0%, transparent 45%),
    radial-gradient(circle at 85% 70%, rgba(26, 34, 176, 0.35) 0%, transparent 55%),
    url('https://images.unsplash.com/photo-1518241353330-0f7941c2d9b5?auto=format&fit=crop&w=1920&q=80');
  background-size: cover;
  background-position: center;
  opacity: 0.25;
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: 3.5rem;
  position: relative;
  z-index: 2;
}

.hero-content {
  max-width: 620px;
}

.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(93, 161, 56, 0.15);
  border: 1px solid var(--color-green);
  color: #92E869;
  font-size: 0.82rem;
  font-weight: 700;
  padding: 0.35rem 0.9rem;
  border-radius: var(--radius-pill);
  margin-bottom: 1.25rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.hero-title {
  color: #FFFFFF;
  font-size: 3.2rem;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 1.25rem;
}

.hero-title .highlight-green {
  color: #72CE47;
  text-shadow: 0 0 25px rgba(114, 206, 71, 0.4);
}

.hero-subtitle {
  font-size: 1.15rem;
  line-height: 1.7;
  color: #CBD5E1;
  margin-bottom: 2rem;
}

.hero-price-box {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  margin-bottom: 1.75rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 0.85rem 1.25rem;
  border-radius: var(--radius-md);
  width: fit-content;
}

.hero-price-now {
  font-size: 2.2rem;
  font-weight: 800;
  color: #72CE47;
  font-family: var(--font-sans);
  line-height: 1;
}

.hero-price-was {
  font-size: 1.1rem;
  color: #94A3B8;
  text-decoration: line-through;
}

.hero-discount-pill {
  background: #E5B869;
  color: #0F172A;
  font-size: 0.75rem;
  font-weight: 800;
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-sm);
  text-transform: uppercase;
}

.hero-trust-points {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  margin-top: 1.75rem;
  font-size: 0.85rem;
  color: #94A3B8;
}

.hero-trust-point {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}

.hero-trust-point svg {
  color: var(--color-green-light);
}

/* 3D Ebook Mockup Container */
.book-showcase {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
  perspective: 1200px;
}

.book-wrapper {
  position: relative;
  transform-style: preserve-3d;
  transform: rotateY(-22deg) rotateX(8deg);
  transition: transform 0.5s ease;
  cursor: pointer;
}

.book-wrapper:hover {
  transform: rotateY(-10deg) rotateX(3deg) translateY(-8px);
}

.book-cover {
  width: 290px;
  height: 420px;
  background: linear-gradient(135deg, #101675 0%, #1A22B0 50%, #5DA138 100%);
  border-radius: 4px 14px 14px 4px;
  box-shadow: var(--shadow-book);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 2rem 1.5rem;
  color: #FFFFFF;
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.book-cover::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 26px;
  height: 100%;
  background: linear-gradient(to right, rgba(0,0,0,0.4) 0%, rgba(255,255,255,0.15) 30%, rgba(0,0,0,0.3) 100%);
  z-index: 5;
}

.book-cover::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('https://images.unsplash.com/photo-1607604276583-eef5d076aa5f?auto=format&fit=crop&w=600&q=80') center/cover;
  opacity: 0.22;
  mix-blend-mode: overlay;
  pointer-events: none;
}

.book-tag {
  align-self: flex-start;
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.3);
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-pill);
  position: relative;
  z-index: 2;
}

.book-art {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  z-index: 2;
  margin: 1rem 0;
}

.book-palm-symbol {
  width: 90px;
  height: 90px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(93, 161, 56, 0.4) 0%, rgba(26, 34, 176, 0.2) 70%, transparent 100%);
  border: 1px solid rgba(229, 184, 105, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 0.75rem;
}

.book-palm-symbol svg {
  width: 48px;
  height: 48px;
  color: #E5B869;
  filter: drop-shadow(0 2px 6px rgba(0,0,0,0.5));
}

.book-title {
  font-family: var(--font-serif);
  font-size: 1.55rem;
  font-weight: 800;
  text-align: center;
  line-height: 1.15;
  letter-spacing: 0.02em;
  text-shadow: 0 2px 8px rgba(0,0,0,0.5);
  color: #FFFFFF;
}

.book-subtitle {
  font-size: 0.72rem;
  text-align: center;
  color: #CBD5E1;
  margin-top: 0.45rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.book-author {
  position: relative;
  z-index: 2;
  text-align: center;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  padding-top: 0.75rem;
  font-size: 0.78rem;
  font-weight: 600;
  color: #E5B869;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* Spine effect for 3D realism */
.book-pages-side {
  position: absolute;
  top: 6px;
  right: -16px;
  width: 16px;
  height: 408px;
  background: linear-gradient(to right, #ddd 0%, #eee 40%, #fff 60%, #ccc 100%);
  transform: rotateY(90deg);
  transform-origin: left;
  border-radius: 0 4px 4px 0;
  box-shadow: 2px 0 6px rgba(0,0,0,0.25);
}

.book-badge-floating {
  position: absolute;
  bottom: -15px;
  right: -25px;
  background: var(--bg-surface);
  color: var(--text-dark);
  padding: 0.6rem 1rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  border: 1px solid var(--border-light);
  transform: translateZ(30px);
}

.book-badge-floating .stars {
  color: #F59E0B;
  font-size: 0.9rem;
}

.book-badge-floating .badge-text {
  font-size: 0.75rem;
  font-weight: 700;
  line-height: 1.2;
}

/* ==========================================================================
   Trust Bar & Devices Supported
   ========================================================================== */
.devices-bar {
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border-light);
  padding: 1.5rem 0;
}

.devices-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.devices-title {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
}

.devices-list {
  display: flex;
  align-items: center;
  gap: 2rem;
  flex-wrap: wrap;
}

.device-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-body);
}

.device-item svg {
  color: var(--color-blue);
  width: 20px;
  height: 20px;
}

/* ==========================================================================
   Section Headers
   ========================================================================== */
.section {
  padding: 5.5rem 0;
  position: relative;
}

.section-alt {
  background: var(--bg-alt);
}

.section-dark {
  background: var(--bg-dark-surface);
  color: #FFFFFF;
}

.section-header {
  max-width: 680px;
  margin: 0 auto 3.5rem auto;
  text-align: center;
}

.section-tag {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-green);
  margin-bottom: 0.6rem;
}

.section-tag.text-blue {
  color: var(--color-blue);
}

.section-title {
  font-size: 2.35rem;
  font-weight: 800;
  margin-bottom: 1rem;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-muted);
  line-height: 1.65;
}

.section-dark .section-title {
  color: #FFFFFF;
}

.section-dark .section-desc {
  color: #94A3B8;
}

/* ==========================================================================
   Interactive Palm Lines Explorer
   ========================================================================== */
.palm-explorer-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  background: var(--bg-surface);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-light);
}

.palm-diagram-wrapper {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle at center, rgba(93, 161, 56, 0.06) 0%, rgba(26, 34, 176, 0.04) 70%, transparent 100%);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  border: 1px dashed rgba(26, 34, 176, 0.2);
}

.palm-svg {
  width: 100%;
  max-width: 380px;
  height: auto;
  filter: drop-shadow(0 8px 16px rgba(0,0,0,0.06));
}

.palm-line-path {
  transition: all 0.3s ease;
  cursor: pointer;
}

.palm-line-path:hover,
.palm-line-path.active {
  stroke-width: 6 !important;
  filter: drop-shadow(0 0 8px currentColor);
}

.line-heart { stroke: #E11D48; }
.line-head { stroke: #1A22B0; }
.line-life { stroke: #5DA138; }
.line-fate { stroke: #8B5CF6; }
.line-sun { stroke: #E5B869; }

.palm-interactive-selector {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.line-pills-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.line-pill-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-pill);
  font-size: 0.85rem;
  font-weight: 700;
  border: 1px solid var(--border-light);
  background: var(--bg-page);
  color: var(--text-body);
  cursor: pointer;
  transition: var(--transition);
}

.line-pill-btn .indicator-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: currentColor;
}

.line-pill-btn:hover,
.line-pill-btn.active {
  background: var(--color-blue);
  color: #FFFFFF;
  border-color: var(--color-blue);
  box-shadow: 0 4px 12px var(--color-blue-glow);
}

.line-pill-btn.active.pill-life {
  background: var(--color-green);
  border-color: var(--color-green);
  box-shadow: 0 4px 12px var(--color-green-glow);
}

.line-detail-card {
  background: var(--bg-page);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  border-left: 5px solid var(--color-green);
  transition: var(--transition);
}

.line-detail-tag {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-green);
  margin-bottom: 0.4rem;
}

.line-detail-title {
  font-size: 1.4rem;
  font-weight: 800;
  margin-bottom: 0.75rem;
  color: var(--text-dark);
}

.line-detail-desc {
  font-size: 0.95rem;
  color: var(--text-body);
  line-height: 1.6;
  margin-bottom: 1rem;
}

.line-detail-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  font-size: 0.88rem;
  color: var(--text-secondary);
}

.line-detail-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
}

.line-detail-list li svg {
  color: var(--color-green);
  flex-shrink: 0;
  margin-top: 3px;
}

/* ==========================================================================
   Book Features Grid (6 Core Pillars)
   ========================================================================== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.feature-card {
  background: var(--bg-surface);
  border-radius: var(--radius-md);
  padding: 2.2rem 1.75rem;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--color-blue) 0%, var(--color-green) 100%);
  opacity: 0;
  transition: opacity 0.25s ease;
}

.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(93, 161, 56, 0.3);
}

.feature-card:hover::before {
  opacity: 1;
}

.feature-icon-box {
  width: 54px;
  height: 54px;
  border-radius: var(--radius-md);
  background: var(--color-green-subtle);
  color: var(--color-green-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  font-size: 1.5rem;
  transition: var(--transition);
}

.feature-card:hover .feature-icon-box {
  background: var(--color-green);
  color: #FFFFFF;
}

.feature-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.65rem;
}

.feature-desc {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ==========================================================================
   Chapters / Table of Contents Section
   ========================================================================== */
.chapters-wrapper {
  max-width: 900px;
  margin: 0 auto;
}

.chapter-accordion-item {
  background: var(--bg-surface);
  border-radius: var(--radius-md);
  margin-bottom: 1rem;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: var(--transition);
}

.chapter-accordion-item.active {
  border-color: var(--color-green);
  box-shadow: var(--shadow-md);
}

.chapter-header {
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  user-select: none;
}

.chapter-header-left {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.chapter-number {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-green);
  background: var(--color-green-subtle);
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.chapter-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-dark);
}

.chapter-page-count {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 500;
}

.chapter-toggle-icon {
  width: 20px;
  height: 20px;
  color: var(--text-muted);
  transition: transform 0.3s ease;
}

.chapter-accordion-item.active .chapter-toggle-icon {
  transform: rotate(180deg);
  color: var(--color-green);
}

.chapter-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
  padding: 0 1.5rem;
  background: var(--bg-page);
  border-top: 1px solid transparent;
}

.chapter-accordion-item.active .chapter-body {
  max-height: 400px;
  padding: 1.25rem 1.5rem 1.5rem 1.5rem;
  border-top-color: var(--border-light);
}

.chapter-summary {
  font-size: 0.95rem;
  color: var(--text-body);
  margin-bottom: 0.85rem;
  line-height: 1.6;
}

.chapter-subtopics {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
  font-size: 0.88rem;
  color: var(--text-secondary);
}

.chapter-subtopics li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.chapter-subtopics li::before {
  content: '✦';
  color: var(--color-green);
  font-size: 0.75rem;
}

/* ==========================================================================
   Meet The Author Section
   ========================================================================== */
.author-grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 3.5rem;
  align-items: center;
  background: var(--bg-surface);
  border-radius: var(--radius-lg);
  padding: 3rem;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-lg);
}

.author-image-wrapper {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.author-image {
  width: 100%;
  height: 380px;
  object-fit: cover;
}

.author-badge-overlay {
  position: absolute;
  bottom: 12px;
  left: 12px;
  right: 12px;
  background: rgba(14, 19, 56, 0.9);
  backdrop-filter: blur(8px);
  color: #FFFFFF;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.15);
  font-size: 0.85rem;
  text-align: center;
}

.author-content h3 {
  font-size: 2rem;
  margin-bottom: 0.25rem;
}

.author-title-role {
  font-size: 0.95rem;
  color: var(--color-green);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1.5rem;
}

.author-bio {
  font-size: 1rem;
  color: var(--text-body);
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.author-quote {
  font-style: italic;
  font-size: 1.05rem;
  color: var(--color-blue);
  border-left: 3px solid var(--color-green);
  padding-left: 1.25rem;
  margin: 1.5rem 0;
  font-family: var(--font-serif);
}

/* ==========================================================================
   Readers' Testimonials Section
   ========================================================================== */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.testimonial-card {
  background: var(--bg-surface);
  border-radius: var(--radius-md);
  padding: 2rem;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: var(--transition);
}

.testimonial-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.testimonial-stars {
  color: #F59E0B;
  font-size: 1.1rem;
  margin-bottom: 1rem;
}

.testimonial-text {
  font-size: 0.98rem;
  color: var(--text-body);
  line-height: 1.65;
  margin-bottom: 1.5rem;
  font-style: italic;
}

.testimonial-user {
  display: flex;
  align-items: center;
  gap: 1rem;
  border-top: 1px solid var(--border-light);
  padding-top: 1rem;
}

.testimonial-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--color-green);
}

.testimonial-meta h4 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 0.15rem;
}

.testimonial-meta span {
  font-size: 0.8rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.badge-verified {
  color: var(--color-green);
  font-weight: 600;
}

/* ==========================================================================
   Store Purchase Comparison Callout
   ========================================================================== */
.store-cta-box {
  background: var(--gradient-brand);
  border-radius: var(--radius-lg);
  padding: 4rem 3rem;
  color: #FFFFFF;
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.store-cta-box::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('https://images.unsplash.com/photo-1518241353330-0f7941c2d9b5?auto=format&fit=crop&w=1200&q=80') center/cover;
  opacity: 0.12;
  pointer-events: none;
}

.store-cta-inner {
  position: relative;
  z-index: 2;
  max-width: 760px;
  margin: 0 auto;
}

.store-cta-title {
  color: #FFFFFF;
  font-size: 2.6rem;
  font-weight: 800;
  margin-bottom: 1rem;
}

.store-cta-subtitle {
  font-size: 1.15rem;
  color: #E2E8F0;
  margin-bottom: 2.5rem;
  line-height: 1.6;
}

.store-cta-buttons {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.guarantee-note {
  font-size: 0.85rem;
  color: #CBD5E1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

/* ==========================================================================
   Blog Section / Card Grid
   ========================================================================== */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.blog-card {
  background: var(--bg-surface);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

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

.blog-thumb-wrap {
  position: relative;
  height: 220px;
  overflow: hidden;
}

.blog-thumb {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.blog-card:hover .blog-thumb {
  transform: scale(1.05);
}

.blog-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  background: var(--color-blue);
  color: #FFFFFF;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-pill);
}

.blog-badge.badge-green {
  background: var(--color-green);
}

.blog-body {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.blog-meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}

.blog-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  line-height: 1.35;
}

.blog-title a {
  color: var(--text-dark);
}

.blog-title a:hover {
  color: var(--color-green);
}

.blog-excerpt {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

.blog-readmore {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-blue);
}

.blog-readmore:hover {
  color: var(--color-green);
  gap: 0.6rem;
}

/* ==========================================================================
   FAQ Section
   ========================================================================== */
.faq-wrapper {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  background: var(--bg-surface);
  border-radius: var(--radius-md);
  margin-bottom: 1rem;
  border: 1px solid var(--border-light);
  overflow: hidden;
  transition: var(--transition);
}

.faq-question {
  padding: 1.35rem 1.6rem;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-dark);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  user-select: none;
}

.faq-icon {
  width: 20px;
  height: 20px;
  color: var(--color-green);
  transition: transform 0.3s ease;
  flex-shrink: 0;
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
  padding: 0 1.6rem;
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.65;
}

.faq-item.active .faq-answer {
  max-height: 300px;
  padding: 0 1.6rem 1.5rem 1.6rem;
}

/* ==========================================================================
   Lead Magnet / Newsletter Section
   ========================================================================== */
.newsletter-card {
  background: linear-gradient(135deg, #0A0D2A 0%, #151A4D 100%);
  border-radius: var(--radius-lg);
  padding: 3.5rem 2.5rem;
  color: #FFFFFF;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  box-shadow: var(--shadow-lg);
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(93, 161, 56, 0.3);
}

.newsletter-card::after {
  content: '';
  position: absolute;
  top: -50px;
  right: -50px;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, var(--color-green-glow) 0%, transparent 70%);
  pointer-events: none;
}

.newsletter-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.form-group-row {
  display: flex;
  gap: 0.75rem;
}

.input-text {
  flex-grow: 1;
  padding: 0.85rem 1.25rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.08);
  color: #FFFFFF;
  font-size: 0.95rem;
  outline: none;
  transition: var(--transition);
}

.input-text::placeholder {
  color: #94A3B8;
}

.input-text:focus {
  border-color: var(--color-green);
  background: rgba(255, 255, 255, 0.12);
  box-shadow: 0 0 15px var(--color-green-glow);
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  background: #080A1A;
  color: #94A3B8;
  padding: 4.5rem 0 2rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.9rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.2fr;
  gap: 3rem;
  margin-bottom: 3.5rem;
}

.footer-brand p {
  margin-top: 1rem;
  line-height: 1.6;
  max-width: 320px;
}

.footer-col h4 {
  color: #FFFFFF;
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  font-family: var(--font-sans);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  color: #94A3B8;
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--color-green-light);
  padding-left: 4px;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.5rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-disclaimer {
  font-size: 0.78rem;
  color: #64748B;
  max-width: 600px;
  line-height: 1.5;
}

/* ==========================================================================
   Blog Specific & Reader Pages
   ========================================================================== */
.blog-hero {
  background: var(--gradient-dark);
  color: #FFFFFF;
  padding: 4.5rem 0;
  text-align: center;
}

.blog-filter-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.5rem;
  margin: 2.5rem 0;
  padding: 1.25rem;
  background: var(--bg-surface);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-light);
}

.filter-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.filter-btn {
  padding: 0.45rem 1rem;
  border-radius: var(--radius-pill);
  font-size: 0.85rem;
  font-weight: 600;
  background: var(--bg-page);
  border: 1px solid var(--border-light);
  color: var(--text-body);
  cursor: pointer;
  transition: var(--transition);
}

.filter-btn.active,
.filter-btn:hover {
  background: var(--color-green);
  color: #FFFFFF;
  border-color: var(--color-green);
}

.search-box {
  display: flex;
  align-items: center;
  position: relative;
  width: 260px;
}

.search-box input {
  width: 100%;
  padding: 0.5rem 1rem 0.5rem 2.2rem;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border-light);
  font-size: 0.85rem;
  outline: none;
}

.search-box svg {
  position: absolute;
  left: 0.8rem;
  color: var(--text-muted);
}

/* Single Post Layout */
.article-header {
  padding: 3.5rem 0 2rem 0;
  max-width: 820px;
  margin: 0 auto;
}

.article-breadcrumbs {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
}

.article-title {
  font-size: 2.8rem;
  line-height: 1.2;
  margin-bottom: 1.25rem;
}

.article-author-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 0;
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
}

.article-featured-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin: 2.5rem 0;
  box-shadow: var(--shadow-md);
}

.article-content {
  max-width: 820px;
  margin: 0 auto;
  font-size: 1.1rem;
  line-height: 1.8;
  color: var(--text-body);
}

.article-content h2 {
  font-size: 1.85rem;
  margin: 2.5rem 0 1rem 0;
}

.article-content h3 {
  font-size: 1.4rem;
  margin: 2rem 0 0.8rem 0;
}

.article-content p {
  margin-bottom: 1.5rem;
}

.article-content ul, 
.article-content ol {
  margin: 1rem 0 1.5rem 1.8rem;
}

.article-content li {
  margin-bottom: 0.6rem;
}

.article-quote {
  background: var(--color-green-subtle);
  border-left: 4px solid var(--color-green);
  padding: 1.5rem 2rem;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin: 2.5rem 0;
  font-style: italic;
  font-family: var(--font-serif);
  font-size: 1.25rem;
  color: var(--color-blue-dark);
}

.article-cta-box {
  background: var(--gradient-brand);
  border-radius: var(--radius-md);
  padding: 2.5rem;
  color: #FFFFFF;
  margin: 3.5rem 0;
  text-align: center;
}

/* Sample Reader Mode Styling */
.sample-reader-container {
  max-width: 760px;
  margin: 0 auto;
  padding: 3rem 1.5rem;
  background: #FFFFFF;
  box-shadow: var(--shadow-md);
  border-radius: var(--radius-md);
}

.reader-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1.25rem;
  background: var(--bg-alt);
  border-radius: var(--radius-pill);
  margin-bottom: 2.5rem;
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */
@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 3rem;
  }

  .hero-content {
    margin: 0 auto;
  }

  .hero-price-box {
    margin-left: auto;
    margin-right: auto;
  }

  .store-badges {
    justify-content: center;
  }

  .hero-trust-points {
    justify-content: center;
  }

  .palm-explorer-container {
    grid-template-columns: 1fr;
  }

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

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

  .newsletter-card {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    top: 4.5rem;
    left: 0;
    right: 0;
    background: #FFFFFF;
    flex-direction: column;
    padding: 2rem;
    box-shadow: var(--shadow-lg);
    border-bottom: 1px solid var(--border-light);
    transform: translateY(-150%);
    transition: transform 0.3s ease-in-out;
  }

  .nav-menu.open {
    transform: translateY(0);
  }

  .nav-toggle {
    display: block;
  }

  .nav-actions .btn {
    display: none;
  }

  .hero-title {
    font-size: 2.4rem;
  }

  .section-title {
    font-size: 1.85rem;
  }

  .chapter-subtopics {
    grid-template-columns: 1fr;
  }

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

  .form-group-row {
    flex-direction: column;
  }
}