/* ==========================================================================
   THE BOOK LIBRARY — HIGH-CONTRAST EMERALD & GOLD DESIGN SYSTEM
   Inspired by divylibrary.in with Enhanced Crispness, Contrast & Polish (2026)
   Palette: Fresh Mint Alabaster + High-Contrast Jet Obsidian Text + Vivid Emerald + Honey Gold
   ========================================================================== */

:root {
  /* Canvas & Surface System (Fresh, High-Contrast Light Mode) */
  --bg-primary: #F2FAF5;          /* Crisp Light Mint Alabaster */
  --bg-secondary: #E5F6EC;        /* Soft Emerald Cream Tint */
  --bg-surface: #FFFFFF;          /* Pure Crisp White */
  --bg-card: #FFFFFF;
  --bg-card-hover: #FFFFFF;
  --bg-dark: #06281E;             /* Deep Royal Forest Emerald */
  --bg-dark-surface: #0B382B;     /* Deep Emerald Slate */

  /* High-Contrast Typography (Super Sharp & Readable) */
  --text-main: #0A1C16;           /* Deep Jet Forest Ink — Ultra High Contrast */
  --text-muted: #3B534B;          /* Rich Slate Forest (Clear & High Contrast) */
  --text-subtle: #5C756D;
  --text-light: #FFFFFF;
  --text-gold: #B45309;           /* Rich Amber Brown for Gold on Light */

  /* Vivid High-Converting Emerald */
  --emerald: #059669;
  --emerald-light: #D1FAE5;
  --emerald-tint: #ECFDF5;
  --emerald-dark: #047857;
  --emerald-glow: rgba(5, 150, 105, 0.4);
  --emerald-gradient: linear-gradient(135deg, #059669 0%, #10B981 100%);

  /* Honey Gold / Amber Accents */
  --gold-primary: #D97706;
  --gold-light: #FEF3C7;
  --gold-tint: #FFFBEB;
  --gold-dark: #B45309;
  --gold-glow: rgba(217, 119, 6, 0.35);
  --gold-gradient: linear-gradient(135deg, #F59E0B 0%, #D97706 100%);
  --gold-foil: linear-gradient(135deg, #FDE68A 0%, #F59E0B 50%, #D97706 100%);

  /* Sharp Urgent Red */
  --ruby: #DC2626;
  --ruby-light: #FEE2E2;
  --ruby-dark: #B91C1C;

  /* Borders & Glass (Sharp & Well-Defined) */
  --border-subtle: rgba(5, 150, 105, 0.15);
  --border-card: rgba(5, 150, 105, 0.18);
  --border-gold: rgba(217, 119, 6, 0.35);
  --border-emerald: rgba(5, 150, 105, 0.35);
  --glass-bg: rgba(255, 255, 255, 0.92);
  --glass-border: rgba(5, 150, 105, 0.18);

  /* Deep Crisp Shadows */
  --shadow-sm: 0 2px 8px rgba(10, 28, 22, 0.05);
  --shadow-md: 0 10px 25px -4px rgba(10, 28, 22, 0.09), 0 2px 6px rgba(10, 28, 22, 0.04);
  --shadow-lg: 0 20px 40px -8px rgba(10, 28, 22, 0.14), 0 4px 12px rgba(10, 28, 22, 0.06);
  --shadow-emerald: 0 12px 35px -6px rgba(5, 150, 105, 0.45);
  --shadow-gold: 0 12px 35px -6px rgba(217, 119, 6, 0.45);

  /* Radii */
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-xl: 28px;
  --radius-pill: 9999px;

  /* Fonts */
  --font-sans: 'Plus Jakarta Sans', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-serif: 'Playfair Display', Georgia, serif;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-main);
  line-height: 1.65;
  overflow-x: hidden;
  position: relative;
  letter-spacing: -0.01em;
}

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

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

button, input {
  font: inherit;
}

/* Utilities */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.text-emerald { color: var(--emerald); }
.text-gold { color: var(--gold-dark); }
.text-danger { color: var(--ruby); }
.font-bold { font-weight: 700; }
.mt-4 { margin-top: 1.25rem; }
.mb-3 { margin-bottom: 0.75rem; }
.text-center { text-align: center; }

.gradient-text-gold {
  background: var(--gold-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  display: inline-block;
}

.gradient-text-emerald {
  background: var(--emerald-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  display: inline-block;
}

/* Top Urgent Announcement Bar — Royal Emerald & Honey Gold Luxury Edition */
.top-bar {
  background: linear-gradient(90deg, #04241B 0%, #0A4333 35%, #0D523F 65%, #04241B 100%);
  color: #F0FDF4;
  padding: 0.6rem 0;
  font-size: 0.88rem;
  font-weight: 700;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 4px 16px rgba(4, 36, 27, 0.35);
  border-bottom: 1.5px solid rgba(245, 158, 11, 0.35);
}

.top-bar-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.top-bar-left {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.top-bar .text-gold {
  color: #FDE68A !important;
  font-weight: 900;
  text-shadow: 0 0 10px rgba(245, 158, 11, 0.4);
}

.live-pulse-badge {
  background: linear-gradient(135deg, #F59E0B 0%, #D97706 100%);
  color: #04241B;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-pill);
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.05em;
  border: 1px solid rgba(255, 255, 255, 0.3);
  box-shadow: 0 2px 8px rgba(217, 119, 6, 0.35);
  animation: pulse-subtle 2s infinite ease-in-out;
}

.top-bar-timer {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-family: monospace;
  font-size: 0.95rem;
  color: #D1FAE5;
}

.timer-box {
  background: rgba(0, 0, 0, 0.45);
  color: #FDE68A;
  padding: 0.18rem 0.5rem;
  border-radius: 5px;
  font-weight: 900;
  border: 1px solid rgba(245, 158, 11, 0.4);
  box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.4);
}

/* Site Header */
.site-header {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1.5px solid var(--border-card);
  position: sticky;
  top: 37px;
  z-index: 90;
  padding: 0.85rem 0;
  transition: all 0.3s ease;
  box-shadow: 0 4px 20px rgba(10, 28, 22, 0.04);
}

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

.brand-logo-wrap {
  display: flex;
  align-items: center;
}

.site-nav-logo {
  height: 64px;
  width: auto;
  object-fit: contain;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), filter 0.3s ease;
  filter: drop-shadow(0 3px 10px rgba(10, 28, 22, 0.08));
}

.site-nav-logo:hover {
  transform: scale(1.04);
  filter: drop-shadow(0 6px 18px rgba(5, 150, 105, 0.25));
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.nav-links a {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--text-muted);
  transition: color 0.2s ease;
  position: relative;
}

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

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2.5px;
  background: var(--emerald);
  transition: width 0.2s ease;
  border-radius: 2px;
}

.nav-links a:hover::after {
  width: 100%;
}

/* High-Converting Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  font-weight: 800;
  border: none;
  cursor: pointer;
  border-radius: var(--radius-md);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  text-decoration: none;
  font-size: 0.96rem;
  padding: 0.85rem 1.6rem;
  position: relative;
  overflow: hidden;
}

.btn-primary, .btn-emerald {
  background: var(--emerald-gradient);
  color: #FFFFFF;
  box-shadow: var(--shadow-emerald);
  border: 1px solid rgba(255, 255, 255, 0.25);
}

.btn-primary:hover, .btn-emerald:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 16px 40px rgba(5, 150, 105, 0.55);
}

.btn-gold {
  background: var(--gold-foil);
  color: #111A29;
  font-weight: 900;
  box-shadow: var(--shadow-gold);
  border: 1px solid rgba(255, 255, 255, 0.4);
}

.btn-gold:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 18px 45px rgba(217, 119, 6, 0.55);
}

.btn-sm {
  padding: 0.6rem 1.25rem;
  font-size: 0.86rem;
  border-radius: var(--radius-sm);
}

.btn-lg {
  padding: 1.05rem 2.4rem;
  font-size: 1.15rem;
  border-radius: var(--radius-md);
}

.btn-hero {
  padding: 1.2rem 2.8rem;
  font-size: 1.25rem;
  font-weight: 900;
  letter-spacing: 0.01em;
  border-radius: var(--radius-lg);
}

.btn-block {
  width: 100%;
}

.btn-pulse {
  animation: pulse-emerald-glow 2.8s infinite ease-in-out;
}

@keyframes pulse-emerald-glow {
  0%, 100% { box-shadow: 0 0 15px rgba(5, 150, 105, 0.4); }
  50% { box-shadow: 0 0 40px rgba(5, 150, 105, 0.7), 0 0 15px rgba(217, 119, 6, 0.4); }
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.82rem;
  font-weight: 800;
  padding: 0.4rem 0.95rem;
  border-radius: var(--radius-pill);
}

.badge-gold {
  background: var(--gold-light);
  color: #92400E;
  border: 1.5px solid var(--border-gold);
  box-shadow: 0 2px 8px rgba(217, 119, 6, 0.12);
}

.badge-emerald {
  background: var(--emerald-light);
  color: #065F46;
  border: 1.5px solid var(--border-emerald);
}

.badge-timer {
  background: var(--ruby-light);
  color: var(--ruby-dark);
  border: 1.5px solid rgba(220, 38, 38, 0.3);
}

.badge-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: currentColor;
}

/* Hero Section */
.hero-section {
  position: relative;
  padding: 3rem 0 5rem;
  text-align: center;
  overflow: hidden;
  background: radial-gradient(circle at 50% 15%, rgba(5, 150, 105, 0.1) 0%, rgba(217, 119, 6, 0.06) 40%, transparent 70%);
}

.hero-bg-glow {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  filter: blur(140px);
  z-index: 0;
}

.glow-1 {
  top: -10%;
  left: 8%;
  width: 550px;
  height: 550px;
  background: rgba(5, 150, 105, 0.15);
}

.glow-2 {
  bottom: 0%;
  right: 8%;
  width: 500px;
  height: 500px;
  background: rgba(217, 119, 6, 0.12);
}

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

.hero-brand-badge-wrap {
  display: flex;
  justify-content: center;
  margin-bottom: 1.75rem;
  animation: heroLogoFade 1s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.hero-center-logo {
  height: 120px;
  width: auto;
  max-width: 95%;
  object-fit: contain;
  filter: drop-shadow(0 12px 28px rgba(10, 28, 22, 0.14));
  transition: transform 0.3s ease;
}

.hero-center-logo:hover {
  transform: scale(1.03);
}

.hero-badges {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.85rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}

.hero-headline {
  font-family: var(--font-serif);
  font-size: clamp(2.2rem, 5.2vw, 3.9rem);
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -0.025em;
  margin-bottom: 1.35rem;
  color: var(--text-main);
}

.hero-subtext {
  font-size: clamp(1.05rem, 2vw, 1.22rem);
  color: var(--text-muted);
  max-width: 760px;
  margin: 0 auto 2.5rem;
  line-height: 1.7;
  font-weight: 500;
}

/* Hero Presenter & Glowing Books Stack */
.hero-presenter-composite {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: 2.5rem;
  max-width: 880px;
  margin: 0 auto 2.25rem;
  position: relative;
  perspective: 1000px;
}

.presenter-wrap {
  flex: 0 0 360px;
  position: relative;
  z-index: 2;
  animation: float 3s ease-in-out infinite;
  transform-origin: center center;
  filter: drop-shadow(0 18px 38px rgba(10, 28, 22, 0.22));
  transition: filter 0.3s ease;
}

.presenter-img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.3s ease;
}

.presenter-wrap:hover {
  filter: drop-shadow(0 25px 50px rgba(5, 150, 105, 0.35));
}

.presenter-wrap:hover .presenter-img {
  transform: scale(1.02);
}

.hero-glow-stack-wrap {
  flex: 0 0 320px;
  position: relative;
  z-index: 1;
  margin-bottom: 1.5rem;
  animation: float 3.2s ease-in-out infinite;
  transform-origin: center center;
  filter: drop-shadow(0 18px 40px rgba(217, 119, 6, 0.4));
}

.glowing-stack-img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.4s ease;
  animation: stackAura 3s ease-in-out infinite alternate;
}

.hero-glow-stack-wrap:hover .glowing-stack-img {
  transform: scale(1.05) rotate(-1deg);
}

.tag-audio-bonus {
  position: absolute;
  top: 0.5rem;
  right: -1.25rem;
  animation: tagBounce 3s ease-in-out infinite alternate;
  z-index: 3;
}

/* Keyframes for Hero Visuals — Digiprd Style Float */
@keyframes float {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-12px);
  }
}

@keyframes bookStackEntrance {
  0% { opacity: 0; transform: translateY(50px) scale(0.92) rotate(-3deg); }
  100% { opacity: 1; transform: translateY(0) scale(1) rotate(0deg); }
}

@keyframes bookStackFloat {
  0% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-12px) rotate(1.2deg); }
  100% { transform: translateY(-5px) rotate(-0.8deg); }
}

@keyframes stackAura {
  0% { filter: drop-shadow(0 0 15px rgba(217, 119, 6, 0.45)) drop-shadow(0 0 30px rgba(5, 150, 105, 0.25)); }
  100% { filter: drop-shadow(0 0 30px rgba(217, 119, 6, 0.8)) drop-shadow(0 0 50px rgba(5, 150, 105, 0.5)); }
}

@keyframes tagBounce {
  0% { transform: translateY(0) rotate(0deg); }
  100% { transform: translateY(-9px) rotate(2deg); }
}

@keyframes heroLogoFade {
  0% { opacity: 0; transform: translateY(-15px) scale(0.95); }
  100% { opacity: 1; transform: translateY(0) scale(1); }
}

/* Hero Price Strip — High-Contrast Card */
.hero-price-strip {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  background: #FFFFFF;
  border: 2px solid var(--emerald);
  padding: 1.35rem 2.5rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg), 0 0 35px rgba(5, 150, 105, 0.25);
  margin-bottom: 2.5rem;
  position: relative;
}

.price-item {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  flex-wrap: wrap;
  justify-content: center;
}

.price-label {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--text-main);
}

.price-main {
  font-size: 3.2rem;
  font-weight: 900;
  color: var(--emerald-dark);
  line-height: 1;
  font-family: var(--font-serif);
}

.price-original {
  font-size: 1.35rem;
  color: var(--text-muted);
  text-decoration: line-through;
  opacity: 0.75;
}

.discount-pill {
  background: var(--ruby-light);
  color: var(--ruby-dark);
  font-size: 0.88rem;
  font-weight: 800;
  padding: 0.3rem 0.75rem;
  border-radius: 6px;
  border: 1px solid rgba(220, 38, 38, 0.25);
}

.price-micro {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-muted);
  margin-top: 0.6rem;
}

.floating-tag {
  background: #FFFFFF;
  border: 1.5px solid var(--border-gold);
  padding: 0.7rem 1.1rem;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  gap: 0.65rem;
  text-align: left;
  box-shadow: var(--shadow-md);
}

.tag-icon {
  font-size: 1.4rem;
}

.floating-tag strong {
  display: block;
  font-size: 0.85rem;
  color: var(--text-main);
}

.floating-tag small {
  font-size: 0.75rem;
  color: var(--gold-dark);
  font-weight: 800;
}

/* Hero CTA Wrap */
.hero-cta-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.35rem;
}

.trust-icons-strip {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.75rem;
  flex-wrap: wrap;
  color: var(--text-muted);
  font-size: 0.88rem;
  font-weight: 700;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.trust-item svg {
  color: var(--emerald-dark);
}

.hero-rating-summary {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.92rem;
  color: var(--text-main);
  background: var(--bg-secondary);
  padding: 0.45rem 1.25rem;
  border-radius: var(--radius-pill);
  border: 1.5px solid var(--border-card);
  font-weight: 600;
}

/* Marquee Section */
.marquee-section {
  padding: 1.1rem 0;
  background: var(--bg-secondary);
  border-top: 1.5px solid var(--border-card);
  border-bottom: 1.5px solid var(--border-card);
  overflow: hidden;
}

.marquee-track {
  display: flex;
  width: max-content;
  animation: scroll-marquee 28s linear infinite;
}

.marquee-content {
  display: flex;
  align-items: center;
  gap: 2.75rem;
  padding-right: 2.75rem;
  white-space: nowrap;
}

.marquee-item {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--text-main);
}

.marquee-item svg {
  color: var(--emerald);
}

/* Sections Global */
.section {
  padding: 5.5rem 0;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 3.5rem;
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(1.9rem, 4.2vw, 2.85rem);
  font-weight: 800;
  line-height: 1.2;
  margin: 0.85rem 0 1rem;
  color: var(--text-main);
  letter-spacing: -0.02em;
}

.section-subtitle {
  font-size: 1.08rem;
  color: var(--text-muted);
  line-height: 1.65;
  font-weight: 500;
}

/* ==========================================================================
   4-GRID VISUAL BOOK CARDS (DIVY LIBRARY STYLE + CRISP CONTRAST)
   ========================================================================== */
.section-showcase {
  background: var(--bg-primary);
}

.divy-book-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  margin-bottom: 2.5rem;
}

.divy-book-card {
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: #FFFFFF;
  border: 1.5px solid var(--border-card);
  box-shadow: var(--shadow-md);
  transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  cursor: pointer;
  display: flex;
  flex-direction: column;
}

.divy-book-card:hover {
  transform: translateY(-8px) scale(1.01);
  box-shadow: var(--shadow-lg), 0 0 35px rgba(5, 150, 105, 0.25);
  border-color: var(--emerald);
}

.divy-card-img-wrap {
  position: relative;
  overflow: hidden;
  width: 100%;
  background: var(--bg-secondary);
}

.divy-card-img {
  width: 100%;
  height: auto;
  object-fit: cover;
  display: block;
  transition: transform 0.5s ease;
}

.divy-book-card:hover .divy-card-img {
  transform: scale(1.03);
}

.divy-card-overlay {
  padding: 1.35rem 1.65rem;
  background: #FFFFFF;
  border-top: 1px solid var(--border-subtle);
  flex: 1;
}

.divy-tag-badge {
  display: inline-block;
  font-size: 0.76rem;
  font-weight: 800;
  color: #92400E;
  background: var(--gold-light);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-pill);
  margin-bottom: 0.6rem;
  border: 1px solid var(--border-gold);
}

.divy-card-overlay h4 {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 800;
  line-height: 1.35;
  color: var(--text-main);
  margin-bottom: 0.4rem;
}

.divy-card-overlay p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.5;
  font-weight: 500;
}

/* ==========================================================================
   TOPIC-WISE BOOK LIST CATALOG (HIGH CONTRAST)
   ========================================================================== */
.section-titles-catalog {
  background: #FFFFFF;
  padding: 5.5rem 0;
  border-top: 1.5px solid var(--border-card);
  border-bottom: 1.5px solid var(--border-card);
}

.catalog-categories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
  margin-top: 2.75rem;
}

.cat-breakdown-card {
  background: var(--bg-primary);
  border: 1.5px solid var(--border-card);
  border-radius: var(--radius-lg);
  padding: 1.85rem;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
}

.cat-breakdown-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
  border-color: var(--emerald);
  background: #FFFFFF;
}

.cat-card-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.35rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-subtle);
}

.cat-badge-icon {
  font-size: 1.8rem;
  width: 50px;
  height: 50px;
  border-radius: 14px;
  background: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
  border: 1.5px solid var(--border-card);
  flex-shrink: 0;
}

.cat-card-title {
  font-size: 1.14rem;
  font-weight: 800;
  color: var(--text-main);
  line-height: 1.25;
}

.cat-card-count {
  font-size: 0.78rem;
  font-weight: 800;
  color: var(--emerald-dark);
  display: block;
  margin-top: 0.2rem;
}

.cat-book-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  font-size: 0.92rem;
  color: var(--text-main);
  flex: 1;
}

.cat-book-list li {
  position: relative;
  padding-left: 1.4rem;
  line-height: 1.5;
}

.cat-book-list li strong {
  color: var(--text-main);
}

.cat-book-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--emerald-dark);
  font-weight: 900;
  font-size: 0.95rem;
}

/* ==========================================================================
   ANIMATED BOOK WALL (PARALLAX INFINITE VERTICAL SCROLLING GRID)
   ========================================================================== */
.section-book-wall {
  background: var(--bg-secondary);
  padding: 5.5rem 0;
  overflow: hidden;
  position: relative;
  border-bottom: 1.5px solid var(--border-card);
}

#book-wall {
  position: relative;
  overflow: hidden;
  margin: 1.75rem 0 2rem;
}

.bw-inner {
  display: flex;
  gap: 14px;
  justify-content: center;
  height: 490px;
  overflow: hidden;
  position: relative;
}

.bw-col {
  display: flex;
  flex-direction: column;
  gap: 14px;
  flex-shrink: 0;
}

.bw-col.up { animation: bwUp 34s linear infinite; }
.bw-col.down { animation: bwDown 34s linear infinite; }
.bw-col.up2 { animation: bwUp 48s linear infinite; }
.bw-col.down2 { animation: bwDown 48s linear infinite; }

@keyframes bwUp {
  0% { transform: translateY(0); }
  100% { transform: translateY(-50%); }
}

@keyframes bwDown {
  0% { transform: translateY(-50%); }
  100% { transform: translateY(0); }
}

.bw-img {
  width: 110px;
  height: 155px;
  border-radius: 10px;
  object-fit: cover;
  display: block;
  box-shadow: 0 6px 18px rgba(10, 28, 22, 0.18);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid rgba(255, 255, 255, 0.4);
}

.bw-img:hover {
  transform: scale(1.1);
  box-shadow: 0 14px 30px rgba(5, 150, 105, 0.4);
  z-index: 10;
  cursor: pointer;
}

.bw-overlay-top {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 80px;
  background: linear-gradient(to bottom, var(--bg-secondary), transparent);
  pointer-events: none;
  z-index: 5;
}

.bw-overlay-bottom {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 80px;
  background: linear-gradient(to top, var(--bg-secondary), transparent);
  pointer-events: none;
  z-index: 5;
}

.bw-note {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--emerald-dark);
  margin-top: 1rem;
}

/* Features Grid */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(330px, 1fr));
  gap: 1.75rem;
}

.feature-card {
  background: #FFFFFF;
  border: 1.5px solid var(--border-card);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: var(--shadow-sm);
}

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

.feature-icon {
  width: 54px;
  height: 54px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.35rem;
}

.bg-emerald-light { background: var(--emerald-light); color: var(--emerald-dark); }
.bg-gold-light { background: var(--gold-light); color: var(--gold-dark); }

.feature-title {
  font-size: 1.22rem;
  font-weight: 800;
  margin-bottom: 0.55rem;
  color: var(--text-main);
}

.feature-desc {
  font-size: 0.94rem;
  color: var(--text-muted);
  line-height: 1.6;
  font-weight: 500;
}

/* 500GB Audiobook Section — Royal Forest Dark Card */
.audiobook-wrapper {
  background: linear-gradient(145deg, #06281E 0%, #0D4738 55%, #06281E 100%);
  color: #FFFFFF;
  border-radius: var(--radius-xl);
  padding: clamp(2.5rem, 6vw, 4.5rem);
  box-shadow: 0 25px 60px rgba(6, 40, 30, 0.4);
  border: 1.5px solid rgba(245, 158, 11, 0.35);
  position: relative;
  overflow: hidden;
}

.audiobook-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3.5rem;
  align-items: center;
}

.audiobook-title {
  font-family: var(--font-serif);
  font-size: clamp(1.9rem, 3.8vw, 2.75rem);
  font-weight: 800;
  line-height: 1.2;
  margin: 1.1rem 0;
}

.audiobook-desc {
  font-size: 1.05rem;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 1.75rem;
  line-height: 1.7;
}

.audiobook-features-list {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  margin-bottom: 2rem;
  font-size: 0.96rem;
}

.audio-feat-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.audio-feat-item svg {
  color: var(--gold-light);
}

/* Audio Player Card */
.audio-player-card {
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(20px);
  border: 1.5px solid rgba(245, 158, 11, 0.3);
  border-radius: var(--radius-lg);
  padding: 1.35rem;
  margin-bottom: 2rem;
}

.track-badge {
  font-size: 0.72rem;
  font-weight: 800;
  color: var(--gold-light);
  letter-spacing: 0.08em;
}

.track-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin: 0.3rem 0;
}

.track-author {
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.75);
}

.player-controls {
  display: flex;
  align-items: center;
  gap: 1.1rem;
  margin-top: 1.1rem;
}

.play-btn {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--gold-foil);
  border: none;
  color: #111A29;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 20px rgba(217, 119, 6, 0.5);
  transition: transform 0.2s ease;
  flex-shrink: 0;
}

.play-btn:hover {
  transform: scale(1.08);
}

.player-progress-wrap {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.waveform-animation {
  display: flex;
  align-items: center;
  gap: 4px;
  height: 24px;
}

.wave-bar {
  flex: 1;
  background: rgba(255, 255, 255, 0.25);
  height: 6px;
  border-radius: 3px;
  transition: height 0.2s ease;
}

.waveform-animation.playing .wave-bar {
  background: var(--emerald-light);
  animation: equalizer 0.8s infinite ease-in-out alternate;
}

.waveform-animation.playing .wave-bar:nth-child(1) { animation-delay: 0.1s; }
.waveform-animation.playing .wave-bar:nth-child(2) { animation-delay: 0.3s; }
.waveform-animation.playing .wave-bar:nth-child(3) { animation-delay: 0.2s; }
.waveform-animation.playing .wave-bar:nth-child(4) { animation-delay: 0.5s; }
.waveform-animation.playing .wave-bar:nth-child(5) { animation-delay: 0.4s; }
.waveform-animation.playing .wave-bar:nth-child(6) { animation-delay: 0.2s; }
.waveform-animation.playing .wave-bar:nth-child(7) { animation-delay: 0.6s; }
.waveform-animation.playing .wave-bar:nth-child(8) { animation-delay: 0.3s; }

.time-display {
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.7);
  font-family: monospace;
}

.audiobook-visual {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.audio-img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-xl);
}

/* Comparison Section */
.comparison-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2.25rem;
  max-width: 920px;
  margin: 0 auto;
}

.comparison-card {
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  position: relative;
  display: flex;
  flex-direction: column;
}

.card-expensive {
  background: #FFFFFF;
  border: 1.5px solid rgba(220, 38, 38, 0.25);
  opacity: 0.9;
  box-shadow: var(--shadow-sm);
}

.card-smart {
  background: #FFFFFF;
  border: 2.5px solid var(--emerald);
  box-shadow: var(--shadow-lg), 0 0 45px rgba(5, 150, 105, 0.2);
}

.card-tag {
  position: absolute;
  top: 1.35rem;
  right: 1.35rem;
  font-size: 0.72rem;
  font-weight: 800;
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-pill);
}

.tag-danger {
  background: var(--ruby-light);
  color: var(--ruby-dark);
  border: 1px solid rgba(220, 38, 38, 0.2);
}

.tag-success {
  background: var(--gold-light);
  color: #92400E;
  border: 1px solid var(--border-gold);
}

.comp-title {
  font-size: 1.4rem;
  font-weight: 800;
  margin: 0.85rem 0 0.55rem;
}

.comp-price {
  margin-bottom: 1.75rem;
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
}

.comp-amount {
  font-size: 2.5rem;
  font-weight: 900;
  font-family: var(--font-serif);
}

.comp-unit {
  font-size: 0.88rem;
  color: var(--text-muted);
}

.comp-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.95rem;
  font-size: 0.94rem;
  color: var(--text-muted);
  flex: 1;
  font-weight: 500;
}

.comp-list-smart {
  color: var(--text-main);
  font-weight: 600;
}

.cross-icon {
  color: var(--ruby);
  font-weight: 900;
  margin-right: 0.5rem;
}

.check-icon {
  color: var(--emerald-dark);
  font-weight: 900;
  margin-right: 0.5rem;
}

/* Personas Section */
.personas-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
}

.persona-card {
  background: #FFFFFF;
  border: 1.5px solid var(--border-card);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  text-align: center;
  transition: all 0.25s ease;
  box-shadow: var(--shadow-sm);
}

.persona-card:hover {
  transform: translateY(-4px);
  border-color: var(--emerald);
  box-shadow: var(--shadow-md);
}

.persona-icon {
  font-size: 2.3rem;
  margin-bottom: 0.85rem;
}

.persona-card h4 {
  font-size: 1.15rem;
  font-weight: 800;
  margin-bottom: 0.45rem;
}

.persona-card p {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.55;
  font-weight: 500;
}

/* Bonuses Section */
.section-bonuses {
  background: var(--bg-secondary);
  border-top: 1.5px solid var(--border-card);
  border-bottom: 1.5px solid var(--border-card);
}

.bonuses-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(310px, 1fr));
  gap: 1.75rem;
}

.bonus-card {
  background: #FFFFFF;
  border: 1.5px solid var(--border-card);
  border-radius: var(--radius-lg);
  padding: 2rem;
  position: relative;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
}

.bonus-card:hover {
  transform: translateY(-4px);
  border-color: var(--emerald);
  box-shadow: var(--shadow-md);
}

.bonus-num {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 900;
  color: var(--gold-dark);
  line-height: 1;
  margin-bottom: 0.85rem;
}

.bonus-card h4 {
  font-size: 1.2rem;
  font-weight: 800;
  margin-bottom: 0.45rem;
}

.bonus-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 1.1rem;
  font-weight: 500;
}

.bonus-value {
  display: inline-block;
  background: var(--gold-light);
  color: #92400E;
  font-size: 0.78rem;
  font-weight: 800;
  padding: 0.3rem 0.7rem;
  border-radius: 6px;
  border: 1px solid var(--border-gold);
}

/* Reviews Section */
.rating-large-badge {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.85rem;
  margin-top: 1.1rem;
  flex-wrap: wrap;
}

.rating-score {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--text-main);
}

.rating-count {
  font-size: 0.92rem;
  color: var(--text-muted);
  font-weight: 600;
}

.reviews-masonry {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.5rem;
}

.review-card {
  background: #FFFFFF;
  border: 1.5px solid var(--border-card);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all 0.25s ease;
}

.review-card:hover {
  border-color: var(--emerald);
  box-shadow: var(--shadow-md);
}

.review-header {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  margin-bottom: 0.85rem;
}

.review-avatar {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--emerald-light);
  color: var(--emerald-dark);
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-emerald);
}

.review-author {
  font-size: 0.98rem;
  font-weight: 800;
}

.review-location {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 600;
}

.review-text {
  font-size: 0.92rem;
  color: var(--text-main);
  line-height: 1.6;
  margin-bottom: 0.85rem;
  font-weight: 500;
}

.review-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.78rem;
  color: var(--text-muted);
  font-weight: 600;
}

.verified-badge {
  color: var(--emerald-dark);
  font-weight: 800;
}

/* FAQ Accordion */
.faq-accordion {
  max-width: 820px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}

.faq-item {
  background: #FFFFFF;
  border: 1.5px solid var(--border-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all 0.25s ease;
}

.faq-item.active {
  border-color: var(--emerald);
  box-shadow: var(--shadow-md);
}

.faq-question {
  width: 100%;
  padding: 1.35rem 1.65rem;
  background: none;
  border: none;
  text-align: left;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  font-size: 1.08rem;
  font-weight: 800;
  color: var(--text-main);
  cursor: pointer;
}

.faq-arrow {
  transition: transform 0.3s ease;
  color: var(--emerald-dark);
  flex-shrink: 0;
}

.faq-item.active .faq-arrow {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
  padding: 0 1.65rem;
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.65;
  font-weight: 500;
}

.faq-item.active .faq-answer {
  max-height: 250px;
  padding: 0 1.65rem 1.35rem;
}

/* Final CTA Section — Royal Forest Glow */
.section-final-cta {
  background: var(--bg-primary);
}

.final-cta-card {
  background: linear-gradient(145deg, #06281E 0%, #0D4738 55%, #06281E 100%);
  color: #FFFFFF;
  border-radius: var(--radius-xl);
  padding: clamp(3rem, 7vw, 5rem);
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: 0 30px 70px rgba(6, 40, 30, 0.45);
  border: 2px solid rgba(245, 158, 11, 0.4);
}

.final-cta-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 650px;
  height: 650px;
  background: radial-gradient(circle, rgba(5, 150, 105, 0.3) 0%, transparent 70%);
  pointer-events: none;
}

.final-cta-logo-wrap {
  margin-bottom: 1.75rem;
}

.final-cta-logo {
  height: 75px;
  width: auto;
  object-fit: contain;
  background: #FFFFFF;
  padding: 0.6rem 1.5rem;
  border-radius: var(--radius-md);
  filter: drop-shadow(0 6px 20px rgba(0, 0, 0, 0.35));
  transition: transform 0.25s ease;
  border: 1.5px solid var(--border-card);
}

.final-cta-logo:hover {
  transform: scale(1.04);
}

.final-cta-title {
  font-family: var(--font-serif);
  font-size: clamp(2.1rem, 4.8vw, 3.4rem);
  font-weight: 900;
  line-height: 1.15;
  margin-bottom: 1.35rem;
  letter-spacing: -0.02em;
}

.final-cta-text {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  color: rgba(255, 255, 255, 0.9);
  max-width: 720px;
  margin: 0 auto 2.75rem;
  line-height: 1.7;
}

.final-cta-button-wrap {
  margin-bottom: 2.25rem;
}

.final-trust-badges {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.75rem;
  flex-wrap: wrap;
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.8);
  font-weight: 600;
}

/* Site Footer */
.site-footer {
  background: #FFFFFF;
  border-top: 1.5px solid var(--border-card);
  padding: 4rem 0 2.5rem;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.footer-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 1.75rem;
}

.footer-logo-wrap {
  justify-content: center;
  margin-bottom: 0.5rem;
}

.footer-logo-img {
  height: 75px;
  width: auto;
  object-fit: contain;
  transition: transform 0.25s ease;
}

.footer-logo-img:hover {
  transform: scale(1.03);
}

.footer-desc {
  max-width: 520px;
  margin: 0 auto;
  line-height: 1.6;
  font-weight: 500;
}

.footer-disclaimer {
  font-size: 0.8rem;
  max-width: 680px;
  line-height: 1.6;
}

.footer-links {
  display: flex;
  gap: 1.75rem;
  flex-wrap: wrap;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 600;
}

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

/* Mobile Sticky Bottom CTA Bar */
.mobile-sticky-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-top: 2px solid var(--emerald);
  padding: 0.85rem 1.25rem;
  z-index: 80;
  box-shadow: 0 -6px 25px rgba(10, 28, 22, 0.12);
  align-items: center;
  justify-content: space-between;
}

.sticky-price-col {
  display: flex;
  flex-direction: column;
}

.sticky-tag {
  font-size: 0.68rem;
  font-weight: 800;
  color: var(--emerald-dark);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.sticky-prices {
  display: flex;
  align-items: baseline;
  gap: 0.4rem;
}

.sticky-main-price {
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--emerald-dark);
  line-height: 1;
  font-family: var(--font-serif);
}

.sticky-old-price {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.btn-sticky {
  padding: 0.8rem 1.5rem;
  font-size: 0.98rem;
  font-weight: 800;
}

/* Live Sales Toast */
.live-sales-toast {
  position: fixed;
  bottom: 5.5rem;
  left: 1.25rem;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(20px);
  border: 1.5px solid var(--border-card);
  border-radius: var(--radius-md);
  padding: 0.85rem 1.15rem;
  display: flex;
  align-items: center;
  gap: 0.85rem;
  box-shadow: var(--shadow-lg);
  z-index: 75;
  max-width: 320px;
  transform: translateY(120%);
  opacity: 0;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.4s ease;
  pointer-events: none;
}

.live-sales-toast.show {
  transform: translateY(0);
  opacity: 1;
}

.toast-avatar {
  font-size: 1.6rem;
}

.toast-user {
  font-size: 0.84rem;
  color: var(--text-main);
}

.toast-action {
  font-size: 0.78rem;
  font-weight: 800;
  color: var(--emerald-dark);
}

.toast-time {
  font-size: 0.7rem;
  color: var(--text-muted);
}

/* Floating WhatsApp Button */
.whatsapp-float {
  position: fixed;
  bottom: 5.5rem;
  right: 1.25rem;
  width: 54px;
  height: 54px;
  background: #25D366;
  color: #FFFFFF;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 22px rgba(37, 211, 102, 0.45);
  z-index: 75;
  transition: transform 0.2s ease;
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.whatsapp-float:hover {
  transform: scale(1.1);
}

/* Modal Backdrops & Cards */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(10, 28, 22, 0.7);
  backdrop-filter: blur(10px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 200;
  padding: 1rem;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.modal-backdrop.open {
  display: flex;
  opacity: 1;
}

.modal-card {
  background: #FFFFFF;
  border-radius: var(--radius-xl);
  max-width: 550px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  box-shadow: 0 25px 60px rgba(10, 28, 22, 0.3);
  padding: 2.25rem;
  transform: scale(0.95);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  border: 2px solid var(--emerald);
}

.modal-backdrop.open .modal-card {
  transform: scale(1);
}

.modal-close-btn {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border-card);
  width: 34px;
  height: 34px;
  border-radius: 50%;
  font-size: 0.95rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-main);
  transition: background 0.2s ease;
}

.modal-close-btn:hover {
  background: var(--emerald-light);
}

/* Checkout Modal Specifics */
.checkout-header {
  text-align: center;
  margin-bottom: 1.5rem;
}

.checkout-modal-logo {
  height: 56px;
  width: auto;
  object-fit: contain;
  margin: 0 auto 0.85rem;
}

.checkout-badge {
  display: inline-block;
  background: var(--emerald-light);
  color: var(--emerald-dark);
  font-size: 0.74rem;
  font-weight: 800;
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-pill);
  margin-bottom: 0.55rem;
  border: 1px solid var(--border-emerald);
}

.checkout-title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-main);
}

.checkout-subtitle {
  font-size: 0.92rem;
  color: var(--text-muted);
}

.checkout-summary-box {
  background: var(--bg-primary);
  border: 1.5px solid var(--border-card);
  border-radius: var(--radius-md);
  padding: 1.15rem 1.35rem;
  margin-bottom: 1.5rem;
  font-size: 0.88rem;
}

.summary-line {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.45rem;
}

.summary-total {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1.5px solid var(--border-card);
  padding-top: 0.75rem;
  margin-top: 0.75rem;
  font-weight: 800;
  font-size: 1.05rem;
}

.total-old {
  color: var(--text-muted);
  font-size: 0.92rem;
  margin-right: 0.5rem;
}

.total-new {
  color: var(--emerald-dark);
  font-size: 1.6rem;
  font-family: var(--font-serif);
}

.checkout-form {
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  text-align: left;
}

.form-group label {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-main);
}

.form-group input {
  padding: 0.8rem 1.1rem;
  border: 1.5px solid var(--border-card);
  border-radius: var(--radius-sm);
  font-size: 0.98rem;
  outline: none;
  background: #FFFFFF;
  color: var(--text-main);
  transition: border-color 0.2s ease;
}

.form-group input:focus {
  border-color: var(--emerald);
  box-shadow: 0 0 0 3px rgba(5, 150, 105, 0.15);
}

.checkout-secure-footer {
  text-align: center;
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 0.5rem;
}

/* Keyframes Animations */
@keyframes scroll-marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

@keyframes pulse-subtle {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.7; }
}

@keyframes equalizer {
  0% { height: 4px; }
  100% { height: 22px; }
}

/* Responsive Breakpoints */
@media (max-width: 900px) {
  .nav-links { display: none; }
  .divy-book-grid { grid-template-columns: 1fr; gap: 1.5rem; }
  .catalog-categories-grid { grid-template-columns: 1fr; gap: 1.5rem; }
  .audiobook-grid { grid-template-columns: 1fr; gap: 2.25rem; }
  .hero-presenter-composite { gap: 1.5rem; }
  .presenter-wrap { flex: 0 0 280px; }
  .hero-glow-stack-wrap { flex: 0 0 240px; }
  .bw-inner { height: 420px; }
  .bw-img { width: 92px; height: 130px; }
  .site-nav-logo { height: 52px; }
  .hero-center-logo { height: 95px; }
}

@media (max-width: 768px) {
  .hidden-mobile { display: none; }
  .mobile-sticky-bar { display: flex; }
  .top-bar-content { justify-content: center; }
  .top-bar-text { font-size: 0.78rem; }
  .hero-presenter-composite { flex-direction: column-reverse; align-items: center; gap: 1rem; }
  .presenter-wrap { flex: 0 0 260px; width: 260px; }
  .hero-glow-stack-wrap { flex: 0 0 210px; width: 210px; }
  .site-header { top: 32px; }
  .site-nav-logo { height: 46px; }
  .hero-center-logo { height: 80px; }
  .section { padding: 3.75rem 0; }
  .comparison-grid { grid-template-columns: 1fr; }
  .bw-inner { height: 380px; gap: 8px; }
  .bw-col { gap: 8px; }
  .bw-img { width: 80px; height: 114px; }
}