/* ==========================================================================
   SANTHOSH DECODED — THE 1% VIBE CODER COMPLETE PLAYBOOK
   Mobile-First Production Design System & Stylesheet
   ========================================================================== */

:root {
  /* Core Color Palette */
  --bg-primary: #08090D;
  --bg-secondary: #0E1017;
  --bg-card: #141722;
  --bg-card-hover: #191D2C;
  --bg-elevated: #1B2030;
  --bg-glass: rgba(14, 16, 23, 0.85);

  --text-primary: #FFFFFF;
  --text-secondary: #9FA3B4;
  --text-muted: #6B7082;
  --text-dim: #4B5063;

  /* Accents */
  --accent-violet: #7952FF;
  --accent-blue: #3B82F6;
  --accent-cyan: #38BDF8;
  --accent-purple: #9333EA;
  --accent-gradient: linear-gradient(135deg, #7952FF 0%, #4F46E5 50%, #3B82F6 100%);
  --accent-gradient-hover: linear-gradient(135deg, #8A66FF 0%, #6366F1 50%, #60A5FA 100%);
  --accent-glow: rgba(121, 82, 255, 0.28);
  --accent-glow-subtle: rgba(121, 82, 255, 0.14);

  /* Functional */
  --border-color: rgba(255, 255, 255, 0.08);
  --border-light: rgba(255, 255, 255, 0.14);
  --border-glow: rgba(121, 82, 255, 0.35);
  --success: #10B981;
  --warning: #F59E0B;
  --badge-bg: rgba(121, 82, 255, 0.1);

  /* Typography */
  --font-main: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-mono: 'JetBrains Mono', SFMono-Regular, Consolas, Monaco, monospace;

  /* Layout Spacing */
  --header-height: 58px;
  --header-height-desktop: 70px;
  --container-max: 1200px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.45);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.6);
  --shadow-cta: 0 6px 24px rgba(121, 82, 255, 0.42);
  --shadow-cta-hover: 0 10px 34px rgba(121, 82, 255, 0.6);

  /* Transitions */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --duration-fast: 150ms;
  --duration-normal: 250ms;
}

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

html {
  font-family: var(--font-main);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-size: 16px;
  line-height: 1.55;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  min-height: 100vh;
  overflow-x: hidden;
  background-color: var(--bg-primary);
  background-image: 
    radial-gradient(circle at 50% 0%, rgba(121, 82, 255, 0.12) 0%, transparent 50%),
    radial-gradient(circle at 100% 30%, rgba(59, 130, 246, 0.06) 0%, transparent 40%),
    radial-gradient(circle at 0% 70%, rgba(147, 51, 234, 0.05) 0%, transparent 45%);
  background-attachment: fixed;
  color: var(--text-secondary);
}

img, picture, svg, video {
  display: block;
  max-width: 100%;
  height: auto;
}

input, button, textarea, select {
  font: inherit;
  color: inherit;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-out);
}

ul, ol {
  list-style: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

:focus-visible {
  outline: 2px solid var(--accent-cyan);
  outline-offset: 3px;
}

/* Scroll Progress Indicator */
#scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 0%;
  background: var(--accent-gradient);
  z-index: 1000;
  box-shadow: 0 0 10px rgba(121, 82, 255, 0.8);
  transition: width 40ms linear;
}

/* Container */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 20px;
  padding-right: 20px;
}

@media (min-width: 640px) {
  .container {
    padding-left: 28px;
    padding-right: 28px;
  }
}

/* Section Common */
.section {
  padding: 60px 0;
  position: relative;
}

@media (min-width: 768px) {
  .section {
    padding: 90px 0;
  }
}

.section-alt {
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 40px;
}

@media (min-width: 768px) {
  .section-header {
    margin-bottom: 52px;
  }
}

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 14px;
  border-radius: var(--radius-full);
  background: var(--badge-bg);
  border: 1px solid var(--border-glow);
  color: var(--accent-cyan);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 14px;
}

.section-title {
  font-size: clamp(1.75rem, 5vw, 2.5rem);
  font-weight: 800;
  line-height: 1.18;
  color: var(--text-primary);
  letter-spacing: -0.025em;
  margin-bottom: 14px;
}

.section-subtitle {
  font-size: clamp(0.9375rem, 2.5vw, 1.0625rem);
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Text Gradient */
.gradient-text {
  background: linear-gradient(135deg, #FFFFFF 40%, #A4A7B5 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.gradient-accent {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* ==========================================================================
   Brand Header & Navigation
   ========================================================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  z-index: 900;
  background: rgba(8, 9, 13, 0.8);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: background-color var(--duration-normal), border-bottom-color var(--duration-normal);
}

.site-header.scrolled {
  background: rgba(8, 9, 13, 0.94);
  border-bottom-color: var(--border-color);
  box-shadow: var(--shadow-sm);
}

@media (min-width: 1024px) {
  .site-header {
    height: var(--header-height-desktop);
  }
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.brand-logo {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.brand-icon {
  display: none !important;
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-size: 1rem;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  line-height: 1.15;
}

.brand-sub {
  font-size: 0.625rem;
  font-weight: 700;
  color: var(--accent-cyan);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

@media (min-width: 640px) {
  .brand-name {
    font-size: 1.125rem;
  }
  .brand-sub {
    font-size: 0.6875rem;
  }
}

.nav-links {
  display: none;
}

@media (min-width: 1024px) {
  .nav-links {
    display: flex;
    align-items: center;
    gap: 28px;
  }

  .nav-link {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: color var(--duration-fast);
  }

  .nav-link:hover {
    color: var(--text-primary);
  }
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav-cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  border-radius: var(--radius-full);
  background: var(--accent-gradient);
  color: #FFFFFF;
  font-weight: 700;
  font-size: 0.75rem;
  box-shadow: 0 4px 14px rgba(121, 82, 255, 0.35);
  transition: transform var(--duration-fast) var(--ease-out), box-shadow var(--duration-fast);
  white-space: nowrap;
}

@media (min-width: 640px) {
  .nav-cta-btn {
    padding: 8px 18px;
    font-size: 0.8125rem;
  }
}

.nav-cta-btn:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-cta-hover);
}

/* Mobile Hamburger */
.mobile-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  padding: 8px;
}

@media (min-width: 1024px) {
  .mobile-toggle {
    display: none;
  }
}

.mobile-toggle span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--text-primary);
  border-radius: 2px;
  transition: transform var(--duration-normal), opacity var(--duration-normal);
}

.mobile-toggle.active span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.mobile-toggle.active span:nth-child(2) {
  opacity: 0;
}

.mobile-toggle.active span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

/* Mobile Nav Drawer */
.mobile-nav {
  display: flex;
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(8, 9, 13, 0.98);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 24px 20px;
  flex-direction: column;
  gap: 16px;
  z-index: 890;
  border-top: 1px solid var(--border-color);
  transform: translateY(-100%);
  opacity: 0;
  pointer-events: none;
  transition: transform 0.3s var(--ease-out), opacity 0.3s var(--ease-out);
}

.mobile-nav.open {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.mobile-nav-link {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
  padding: 12px 0;
  border-bottom: 1px solid var(--border-color);
}

/* ==========================================================================
   Mobile vs Desktop Hero Isolation
   ========================================================================== */
.mobile-only-visual {
  display: flex !important;
}

.desktop-only-visual {
  display: none !important;
}

@media (min-width: 1024px) {
  .mobile-only-visual {
    display: none !important;
  }

  .desktop-only-visual {
    display: flex !important;
  }
}

/* ==========================================================================
   Hero Section — Mobile First
   ========================================================================== */
.hero-section {
  padding-top: calc(var(--header-height) + 16px);
  padding-bottom: 48px;
  position: relative;
  overflow: hidden;
}

@media (min-width: 1024px) {
  .hero-section {
    padding-top: calc(var(--header-height-desktop) + 36px);
    padding-bottom: 64px;
    position: relative;
    overflow: hidden;
  }
}

.hero-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

@media (min-width: 1024px) {
  .hero-grid-desktop {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    align-items: center;
    gap: 52px;
    width: 100%;
  }

  .hero-wrapper {
    align-items: flex-start;
    text-align: left;
    max-width: 580px;
  }
}

/* Product Edition Badge */
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 12px;
  border-radius: var(--radius-full);
  background: rgba(121, 82, 255, 0.08);
  border: 1px solid rgba(121, 82, 255, 0.25);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-primary);
  margin-bottom: 16px;
  backdrop-filter: blur(8px);
}

@media (min-width: 640px) {
  .hero-badge {
    font-size: 0.75rem;
    padding: 6px 14px;
    margin-bottom: 18px;
  }
}

.badge-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 8px var(--success);
  flex-shrink: 0;
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(1.3); }
}

/* Main Headline */
.hero-headline {
  font-size: clamp(1.8rem, 6.8vw, 3.25rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  margin-bottom: 14px;
  max-width: 680px;
}

.hero-headline .headline-emphasis {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Supporting Description */
.hero-desc {
  font-size: clamp(0.9375rem, 2.5vw, 1.0625rem);
  color: var(--text-secondary);
  line-height: 1.55;
  margin-bottom: 22px;
  max-width: 520px;
}

.hero-desc strong {
  color: var(--text-primary);
}

/* Mobile Product Presentation (Visible in flow on mobile) */
.hero-product-presentation {
  margin: 8px 0 24px;
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
}

@media (min-width: 1024px) {
  .hero-product-presentation {
    margin: 0;
  }
}

.book-mockup-frame {
  position: relative;
  perspective: 1200px;
}

.book-mockup-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 110%;
  height: 110%;
  background: radial-gradient(circle, rgba(121, 82, 255, 0.25) 0%, rgba(59, 130, 246, 0.1) 40%, transparent 70%);
  filter: blur(35px);
  pointer-events: none;
  z-index: 1;
}

.book-card-3d {
  position: relative;
  z-index: 2;
  border-radius: var(--radius-md);
  padding: 6px;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.12), rgba(121, 82, 255, 0.2), rgba(0, 0, 0, 0.7));
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.7), 0 0 28px rgba(121, 82, 255, 0.2);
  transform: rotateY(-5deg) rotateX(3deg);
  transition: transform var(--duration-normal) var(--ease-out), box-shadow var(--duration-normal);
  max-width: 220px;
}

@media (min-width: 640px) {
  .book-card-3d {
    max-width: 280px;
    padding: 8px;
    border-radius: var(--radius-lg);
  }
}

@media (min-width: 1024px) {
  .book-card-3d {
    max-width: 380px;
    transform: rotateY(-7deg) rotateX(4deg);
  }

  .book-card-3d:hover {
    transform: rotateY(0deg) rotateX(0deg) translateY(-6px);
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.8), 0 0 45px rgba(121, 82, 255, 0.35);
  }
}

.book-cover-graphic {
  border-radius: 6px;
  width: 100%;
  height: auto;
  display: block;
}

/* ==========================================================================
   Desktop 3D Book Presentation & Floating Proof Badges
   ========================================================================== */
.hero-media-desktop {
  display: none;
  justify-content: center;
  align-items: center;
  position: relative;
  width: 100%;
}

@media (min-width: 1024px) {
  .hero-media-desktop {
    display: flex !important;
    justify-content: center;
    align-items: center;
    position: relative;
    padding: 24px 10px;
  }

  .book-mockup-frame-desktop {
    position: relative;
    perspective: 1400px;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    max-width: 440px;
  }

  .book-mockup-glow-desktop {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 140%;
    height: 140%;
    background: radial-gradient(circle at center, rgba(121, 82, 255, 0.35) 0%, rgba(59, 130, 246, 0.18) 35%, rgba(0, 229, 255, 0.08) 55%, transparent 72%);
    filter: blur(50px);
    pointer-events: none;
    z-index: 1;
  }

  .book-card-3d-desktop {
    position: relative;
    z-index: 2;
    border-radius: var(--radius-lg);
    padding: 8px;
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.16), rgba(121, 82, 255, 0.25), rgba(8, 9, 13, 0.85));
    box-shadow: 0 25px 65px rgba(0, 0, 0, 0.85), 0 0 50px rgba(121, 82, 255, 0.32), inset 0 1px 1px rgba(255, 255, 255, 0.3);
    transform: rotateY(-8deg) rotateX(4deg);
    transition: transform 0.4s var(--ease-out), box-shadow 0.4s var(--ease-out);
    max-width: 360px;
    width: 100%;
  }

  .book-card-3d-desktop:hover {
    transform: rotateY(0deg) rotateX(0deg) translateY(-8px);
    box-shadow: 0 35px 85px rgba(0, 0, 0, 0.92), 0 0 70px rgba(121, 82, 255, 0.48), inset 0 1px 2px rgba(255, 255, 255, 0.5);
  }

  .book-cover-graphic-desktop {
    border-radius: var(--radius-md);
    width: 100%;
    height: auto;
    display: block;
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.5);
  }

  .hero-floating-tag {
    display: flex;
    position: absolute;
    background: rgba(14, 16, 23, 0.94);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border: 1px solid var(--border-glow);
    padding: 9px 15px;
    border-radius: var(--radius-md);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6), 0 0 15px rgba(121, 82, 255, 0.2);
    align-items: center;
    gap: 12px;
    color: var(--text-primary);
    z-index: 4;
    white-space: nowrap;
    pointer-events: none;
  }

  .tag-top-right {
    top: 15px;
    right: -25px;
    animation: float-tag-1 4.5s ease-in-out infinite alternate;
  }

  .tag-bottom-left {
    bottom: 35px;
    left: -35px;
    animation: float-tag-2 5s ease-in-out 1s infinite alternate;
  }

  .tag-bottom-right {
    bottom: -15px;
    right: -10px;
    animation: float-tag-3 4.2s ease-in-out 2s infinite alternate;
  }

  .tag-accent-box {
    background: rgba(0, 229, 255, 0.15) !important;
    color: var(--accent-cyan) !important;
  }
}

@keyframes float-tag-1 {
  0% { transform: translateY(0) rotate(0deg); }
  100% { transform: translateY(-8px) rotate(1deg); }
}

@keyframes float-tag-2 {
  0% { transform: translateY(0) rotate(0deg); }
  100% { transform: translateY(-7px) rotate(-1deg); }
}

@keyframes float-tag-3 {
  0% { transform: translateY(0); }
  100% { transform: translateY(-6px); }
}

.tag-icon-box {
  width: 32px;
  height: 32px;
  border-radius: 6px;
  background: rgba(121, 82, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-cyan);
  flex-shrink: 0;
}

.tag-text-bold {
  font-weight: 700;
  display: block;
  font-size: 0.8125rem;
}

.tag-text-sub {
  color: var(--text-muted);
  font-size: 0.6875rem;
  display: block;
}

/* Desktop High-CTR Offer Pill */
.hero-offer-pill {
  display: none;
  align-items: center;
  gap: 10px;
  padding: 6px 14px;
  background: rgba(121, 82, 255, 0.12);
  border: 1px solid rgba(121, 82, 255, 0.35);
  border-radius: var(--radius-sm);
  font-size: 0.8125rem;
  margin-bottom: 8px;
  width: fit-content;
}

@media (min-width: 1024px) {
  .hero-offer-pill {
    display: inline-flex !important;
  }
}

.offer-tag {
  background: var(--accent-gradient);
  color: #FFFFFF;
  font-weight: 800;
  font-size: 0.6875rem;
  padding: 3px 8px;
  border-radius: 4px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.offer-price-old {
  color: var(--text-muted);
  text-decoration: line-through;
  font-size: 0.8125rem;
}

.offer-price-current {
  color: var(--accent-cyan);
  font-weight: 700;
  font-size: 0.875rem;
}

/* Primary CTA Stack */
.hero-cta-stack {
  width: 100%;
  max-width: 420px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 22px;
}

.btn-primary-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  min-height: 52px;
  padding: 14px 26px;
  border-radius: var(--radius-md);
  background: var(--accent-gradient);
  color: #FFFFFF;
  font-size: 1.0625rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  box-shadow: var(--shadow-cta), inset 0 1px 1px rgba(255, 255, 255, 0.35);
  transition: transform var(--duration-fast) var(--ease-out), box-shadow var(--duration-fast), background var(--duration-fast);
  position: relative;
  overflow: hidden;
  text-decoration: none;
  cursor: pointer;
}

.btn-primary-cta::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 50%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.22), transparent);
  transform: skewX(-20deg);
  transition: 0.5s;
}

.btn-primary-cta:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-cta-hover);
  background: var(--accent-gradient-hover);
}

.btn-primary-cta:hover::after {
  left: 150%;
}

.btn-primary-cta:active {
  transform: translateY(0);
}

.btn-arrow-icon {
  width: 18px;
  height: 18px;
  stroke: currentColor;
  stroke-width: 2.5;
  fill: none;
  transition: transform var(--duration-fast);
}

.btn-primary-cta:hover .btn-arrow-icon {
  transform: translateX(3px);
}

@media (min-width: 1024px) {
  .hero-cta-stack {
    max-width: 440px;
    margin-bottom: 22px;
    align-items: flex-start;
  }

  .btn-primary-cta {
    min-height: 56px;
    font-size: 1.125rem;
    padding: 16px 32px;
  }
}

/* Delivery Reassurance */
.hero-delivery-reassurance {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  font-size: 0.8125rem;
  color: var(--text-muted);
  line-height: 1.4;
  text-align: center;
}

@media (min-width: 1024px) {
  .hero-delivery-reassurance {
    justify-content: flex-start;
  }
}

.hero-delivery-reassurance svg {
  width: 15px;
  height: 15px;
  fill: var(--success);
  flex-shrink: 0;
}

/* Tool Compatibility Chips Strip */
.hero-tools-strip {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 6px;
  margin-top: 6px;
  max-width: 520px;
}

@media (min-width: 1024px) {
  .hero-tools-strip {
    justify-content: flex-start;
  }
}

.tool-badge-item {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 9px;
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  color: var(--text-secondary);
}

.tool-badge-item.highlighted {
  border-color: var(--border-glow);
  color: var(--accent-cyan);
  background: rgba(121, 82, 255, 0.08);
}

/* ==========================================================================
   Metrics & Verified Facts Strip
   ========================================================================== */
.metrics-strip {
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  background: var(--bg-secondary);
  padding: 26px 0;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px 14px;
  text-align: center;
}

@media (min-width: 768px) {
  .metrics-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
  }
}

.metric-item {
  padding: 6px 10px;
}

.metric-number {
  font-size: clamp(1.75rem, 5vw, 2.5rem);
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 4px;
}

.metric-number span {
  color: var(--accent-violet);
}

.metric-label {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.metric-desc {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 2px;
}

/* ==========================================================================
   Problem vs Solution Section
   ========================================================================== */
.comparison-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-top: 16px;
}

@media (min-width: 840px) {
  .comparison-grid {
    grid-template-columns: 1fr 1fr;
    gap: 30px;
  }
}

.comparison-card {
  padding: 22px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  background: var(--bg-card);
  position: relative;
  overflow: hidden;
}

@media (min-width: 640px) {
  .comparison-card {
    padding: 30px;
    border-radius: var(--radius-xl);
  }
}

.card-problem {
  background: linear-gradient(180deg, rgba(239, 68, 68, 0.04) 0%, var(--bg-card) 100%);
  border-color: rgba(239, 68, 68, 0.22);
}

.card-solution {
  background: linear-gradient(180deg, rgba(121, 82, 255, 0.08) 0%, var(--bg-card) 100%);
  border-color: var(--border-glow);
  box-shadow: 0 0 35px rgba(121, 82, 255, 0.12);
}

.comparison-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--border-color);
}

.comparison-badge {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 4px 9px;
  border-radius: var(--radius-sm);
}

.card-problem .comparison-badge {
  background: rgba(239, 68, 68, 0.15);
  color: #EF4444;
}

.card-solution .comparison-badge {
  background: rgba(121, 82, 255, 0.2);
  color: var(--accent-cyan);
}

.comparison-header h3 {
  font-size: 1.1875rem;
  font-weight: 700;
  color: var(--text-primary);
}

.comparison-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.comparison-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.875rem;
  line-height: 1.55;
}

@media (min-width: 640px) {
  .comparison-item {
    font-size: 0.9375rem;
  }
}

.comparison-item svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  margin-top: 3px;
}

.card-problem .comparison-item svg {
  fill: #EF4444;
}

.card-solution .comparison-item svg {
  fill: var(--success);
}

.card-solution .comparison-item strong {
  color: var(--text-primary);
}

/* ==========================================================================
   Core Pillars / What You Will Learn
   ========================================================================== */
.pillars-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

@media (min-width: 640px) {
  .pillars-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .pillars-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
  }
}

.pillar-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 22px;
  transition: transform var(--duration-fast) var(--ease-out), border-color var(--duration-fast);
}

.pillar-card:hover {
  transform: translateY(-3px);
  border-color: var(--border-glow);
}

.pillar-icon-box {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-sm);
  background: rgba(121, 82, 255, 0.12);
  border: 1px solid rgba(121, 82, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
  color: var(--accent-violet);
}

.pillar-icon-box svg {
  width: 20px;
  height: 20px;
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
}

.pillar-title {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.pillar-desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

/* ==========================================================================
   Inside the Playbook: 7 Architectural Diagrams Showcase
   ========================================================================== */
.diagrams-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

@media (min-width: 768px) {
  .diagrams-grid {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }
}

.diagram-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color var(--duration-fast), transform var(--duration-fast);
}

.diagram-card:hover {
  border-color: var(--border-glow);
  transform: translateY(-2px);
}

.diagram-img-frame {
  background: #FFFFFF;
  padding: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
}

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

.diagram-caption {
  padding: 16px 18px;
  border-top: 1px solid var(--border-color);
}

.diagram-tag {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 700;
  color: var(--accent-cyan);
  text-transform: uppercase;
  margin-bottom: 4px;
}

.diagram-title {
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.35;
  margin-bottom: 4px;
}

.diagram-desc {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ==========================================================================
   12 Learning Sections & 33 Chapters Explorer
   ========================================================================== */
.curriculum-wrap {
  margin-top: 14px;
}

/* Search Input */
.curriculum-search-bar {
  max-width: 580px;
  margin: 0 auto 20px;
  position: relative;
}

.curriculum-search-input {
  width: 100%;
  padding: 11px 16px 11px 40px;
  border-radius: var(--radius-md);
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  font-size: 0.875rem;
  transition: border-color var(--duration-fast);
}

.curriculum-search-input:focus {
  border-color: var(--accent-violet);
  outline: none;
}

.curriculum-search-icon {
  position: absolute;
  top: 50%;
  left: 14px;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  fill: none;
  stroke: var(--text-muted);
  stroke-width: 2;
  pointer-events: none;
}

.curriculum-filters {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 7px;
  margin-bottom: 28px;
}

.filter-btn {
  padding: 6px 13px;
  border-radius: var(--radius-full);
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  font-size: 0.75rem;
  font-weight: 600;
  transition: all var(--duration-fast);
}

.filter-btn:hover {
  color: var(--text-primary);
  border-color: var(--border-light);
}

.filter-btn.active {
  background: var(--accent-gradient);
  border-color: transparent;
  color: #FFFFFF;
  box-shadow: 0 4px 14px rgba(121, 82, 255, 0.4);
}

.sections-accordion {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 900px;
  margin: 0 auto;
}

.accordion-item {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--duration-fast);
}

.accordion-item.active {
  border-color: var(--border-glow);
}

.accordion-header {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 18px;
  text-align: left;
  background: transparent;
  gap: 12px;
}

@media (min-width: 640px) {
  .accordion-header {
    padding: 18px 22px;
  }
}

.accordion-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.part-tag {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 700;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  background: rgba(121, 82, 255, 0.15);
  color: var(--accent-cyan);
  border: 1px solid rgba(121, 82, 255, 0.3);
  white-space: nowrap;
}

.part-title-wrap h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.3;
}

.part-meta {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 2px;
}

.accordion-icon {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  transition: transform var(--duration-normal), background var(--duration-normal);
  flex-shrink: 0;
}

.accordion-item.active .accordion-icon {
  transform: rotate(180deg);
  background: var(--accent-violet);
  color: #FFFFFF;
}

.accordion-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s var(--ease-out);
}

.chapters-list {
  padding: 14px 18px 18px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  background: rgba(10, 12, 17, 0.5);
}

.chapter-entry {
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
}

.chapter-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 3px;
}

.chapter-number {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 700;
  color: var(--accent-violet);
}

.chapter-page {
  font-size: 0.6875rem;
  color: var(--text-muted);
}

.chapter-name {
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.chapter-summary {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ==========================================================================
   Three Practical Projects Showcase
   ========================================================================== */
.projects-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

@media (min-width: 900px) {
  .projects-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
  }
}

.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform var(--duration-fast), border-color var(--duration-fast);
}

.project-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-glow);
}

.project-badge-top {
  padding: 12px 18px;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.project-type-tag {
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
}

.tag-capstone {
  background: rgba(121, 82, 255, 0.15);
  color: var(--accent-cyan);
  border: 1px solid rgba(121, 82, 255, 0.3);
}

.tag-transfer {
  background: rgba(16, 185, 129, 0.15);
  color: #10B981;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.tag-intermediate {
  background: rgba(59, 130, 246, 0.15);
  color: #60A5FA;
  border: 1px solid rgba(59, 130, 246, 0.3);
}

.project-chapter {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  color: var(--text-muted);
}

.project-body {
  padding: 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.project-title {
  font-size: 1.1875rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.project-desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.55;
  margin-bottom: 16px;
}

.project-features {
  display: flex;
  flex-direction: column;
  gap: 9px;
  margin-bottom: 18px;
  flex: 1;
}

.project-feature {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 0.8125rem;
  color: var(--text-secondary);
}

.project-feature svg {
  width: 14px;
  height: 14px;
  fill: var(--accent-cyan);
  flex-shrink: 0;
  margin-top: 2px;
}

.project-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding-top: 12px;
  border-top: 1px solid var(--border-color);
}

.stack-pill {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  background: var(--bg-secondary);
  color: var(--text-muted);
  border: 1px solid var(--border-color);
}

/* ==========================================================================
   Actual Ebook Page Previews Carousel & Lightbox
   ========================================================================== */
.carousel-wrapper {
  max-width: 1000px;
  margin: 0 auto;
}

.carousel-viewport {
  overflow: hidden;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  background: var(--bg-card);
  box-shadow: var(--shadow-lg);
}

.carousel-track {
  display: flex;
  transition: transform 380ms var(--ease-out);
}

.carousel-slide {
  min-width: 100%;
  display: grid;
  grid-template-columns: 1fr;
  align-items: center;
  background: var(--bg-card);
}

@media (min-width: 840px) {
  .carousel-slide {
    grid-template-columns: 1fr 1.1fr;
  }
}

.slide-image-col {
  padding: 22px;
  display: flex;
  justify-content: center;
  align-items: center;
  background: #090B10;
  cursor: pointer;
  position: relative;
}

.slide-image-wrapper {
  position: relative;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.6);
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: transform var(--duration-fast);
}

.slide-image-col:hover .slide-image-wrapper {
  transform: scale(1.02);
}

.slide-img {
  width: 100%;
  max-width: 540px;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  display: block;
}

.zoom-indicator {
  position: absolute;
  bottom: 8px;
  right: 8px;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(8px);
  color: #FFFFFF;
  padding: 4px 8px;
  border-radius: var(--radius-full);
  font-size: 0.6875rem;
  display: flex;
  align-items: center;
  gap: 4px;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.slide-details-col {
  padding: 22px 18px;
}

@media (min-width: 640px) {
  .slide-details-col {
    padding: 32px 28px;
  }
}

.slide-tag {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 700;
  color: var(--accent-cyan);
  text-transform: uppercase;
  margin-bottom: 6px;
}

.slide-title {
  font-size: 1.3125rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.3;
  margin-bottom: 10px;
}

.slide-desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.55;
  margin-bottom: 18px;
}

.slide-page-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 9px;
  border-radius: var(--radius-full);
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-primary);
  margin-bottom: 16px;
}

.slide-zoom-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  background: var(--bg-elevated);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  font-size: 0.8125rem;
  font-weight: 600;
  transition: all var(--duration-fast);
}

.slide-zoom-btn:hover {
  background: var(--accent-violet);
  border-color: var(--accent-violet);
}

/* Carousel Controls */
.carousel-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 16px;
  padding: 0 6px;
}

.carousel-btn {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-primary);
  transition: all var(--duration-fast);
}

.carousel-btn:hover {
  background: var(--accent-violet);
  border-color: var(--accent-violet);
}

.carousel-indicator-text {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--text-secondary);
}

/* Carousel Thumbnails Strip */
.carousel-thumbnails {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 14px 4px 6px;
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch;
}

.carousel-thumbnails::-webkit-scrollbar {
  height: 4px;
}

.carousel-thumbnails::-webkit-scrollbar-thumb {
  background: var(--border-light);
  border-radius: 3px;
}

.thumb-item {
  flex-shrink: 0;
  width: 92px;
  height: 52px;
  border-radius: 6px;
  overflow: hidden;
  border: 2px solid var(--border-color);
  cursor: pointer;
  opacity: 0.55;
  transition: opacity var(--duration-fast), border-color var(--duration-fast), transform var(--duration-fast);
  background: #111;
}

.thumb-item:hover {
  opacity: 0.85;
}

.thumb-item.active {
  opacity: 1;
  border-color: var(--accent-violet);
  box-shadow: 0 0 12px rgba(121, 82, 255, 0.4);
}

.thumb-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ==========================================================================
   Lightbox Modal
   ========================================================================== */
.lightbox-modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(4, 5, 8, 0.95);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  z-index: 2000;
  justify-content: center;
  align-items: center;
  padding: 16px;
}

.lightbox-modal.active {
  display: flex;
}

.lightbox-dialog {
  position: relative;
  max-width: 880px;
  max-height: 94vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
}

.lightbox-close-btn {
  position: absolute;
  top: -40px;
  right: 0;
  color: #FFFFFF;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 50%;
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox-close-btn:hover {
  background: var(--accent-violet);
}

.lightbox-img-wrap {
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.8);
  border-radius: var(--radius-sm);
  overflow: auto;
  max-height: 76vh;
  border: 1px solid rgba(255, 255, 255, 0.15);
  background: #FFFFFF;
}

.lightbox-img {
  display: block;
  max-height: 76vh;
  width: auto;
  max-width: 100%;
}

.lightbox-caption {
  margin-top: 12px;
  text-align: center;
  color: var(--text-primary);
  font-size: 0.875rem;
  font-weight: 600;
}

.lightbox-nav-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: rgba(14, 16, 23, 0.85);
  border: 1px solid var(--border-color);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox-nav-btn:hover {
  background: var(--accent-violet);
}

.lightbox-prev {
  left: 6px;
}

.lightbox-next {
  right: 6px;
}

@media (min-width: 1024px) {
  .lightbox-prev {
    left: -56px;
  }
  .lightbox-next {
    right: -56px;
  }
}

/* ==========================================================================
   What's Included
   ========================================================================== */
.included-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

@media (min-width: 640px) {
  .included-grid {
    grid-template-columns: 1fr 1fr;
    gap: 18px;
  }
}

@media (min-width: 1024px) {
  .included-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.included-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 20px;
  display: flex;
  gap: 12px;
  transition: border-color var(--duration-fast);
}

.included-card:hover {
  border-color: var(--border-glow);
}

.included-icon {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  background: rgba(121, 82, 255, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-violet);
  flex-shrink: 0;
}

.included-content h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 3px;
}

.included-content p {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ==========================================================================
   Pricing Section (₹199 Confirmed)
   ========================================================================== */
.pricing-wrapper {
  max-width: 780px;
  margin: 0 auto;
}

.pricing-card {
  background: linear-gradient(180deg, #161928 0%, #10121C 100%);
  border: 2px solid var(--accent-violet);
  border-radius: var(--radius-lg);
  padding: 26px 18px;
  position: relative;
  box-shadow: 0 0 45px rgba(121, 82, 255, 0.22);
}

@media (min-width: 640px) {
  .pricing-card {
    padding: 38px 34px;
    border-radius: var(--radius-xl);
  }
}

.pricing-top-pill {
  position: absolute;
  top: 0;
  right: 20px;
  transform: translateY(-50%);
  background: var(--accent-gradient);
  color: #FFFFFF;
  font-size: 0.6875rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 5px 13px;
  border-radius: var(--radius-full);
  box-shadow: 0 4px 12px rgba(121, 82, 255, 0.45);
}

.pricing-header-row {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 22px;
}

@media (min-width: 640px) {
  .pricing-header-row {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-start;
  }
}

.pricing-title-area h3 {
  font-size: 1.3125rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 4px;
  line-height: 1.25;
}

.pricing-title-area p {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.price-box {
  text-align: left;
}

@media (min-width: 640px) {
  .price-box {
    text-align: right;
  }
}

.price-currency {
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--accent-cyan);
}

.price-amount {
  font-size: 2.85rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1;
  letter-spacing: -0.03em;
}

.price-regular {
  font-size: 0.8125rem;
  color: var(--text-muted);
  text-decoration: line-through;
  margin-top: 4px;
}

.pricing-features-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-bottom: 24px;
}

@media (min-width: 640px) {
  .pricing-features-grid {
    grid-template-columns: 1fr 1fr;
    gap: 14px 20px;
  }
}

.pricing-feature-item {
  display: flex;
  align-items: center;
  gap: 9px;
  font-size: 0.875rem;
  color: var(--text-primary);
}

.pricing-feature-item svg {
  width: 15px;
  height: 15px;
  fill: var(--success);
  flex-shrink: 0;
}

/* Delivery Callout Banner */
.email-delivery-banner {
  background: rgba(121, 82, 255, 0.08);
  border: 1px solid rgba(121, 82, 255, 0.22);
  border-radius: var(--radius-md);
  padding: 13px 15px;
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 22px;
}

.delivery-icon {
  width: 30px;
  height: 30px;
  border-radius: 6px;
  background: rgba(121, 82, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-cyan);
  flex-shrink: 0;
}

.delivery-text h5 {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 2px;
}

.delivery-text p {
  font-size: 0.75rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

.pricing-cta-stack {
  display: flex;
  flex-direction: column;
  gap: 10px;
  text-align: center;
}

.pricing-badges-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 12px 16px;
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 6px;
}

.pricing-badge-item {
  display: flex;
  align-items: center;
  gap: 5px;
}

.pricing-badge-item svg {
  width: 13px;
  height: 13px;
  fill: currentColor;
}

/* ==========================================================================
   Frequently Asked Questions
   ========================================================================== */
.faq-wrap {
  max-width: 780px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--duration-fast);
}

.faq-item.active {
  border-color: var(--border-glow);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 18px;
  text-align: left;
  background: transparent;
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--text-primary);
  gap: 10px;
}

@media (min-width: 640px) {
  .faq-question {
    font-size: 1.0625rem;
    padding: 18px 22px;
  }
}

.faq-icon {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--bg-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform var(--duration-normal);
  color: var(--text-secondary);
}

.faq-item.active .faq-icon {
  transform: rotate(180deg);
  background: var(--accent-violet);
  color: #FFFFFF;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s var(--ease-out);
  padding: 0 18px;
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

@media (min-width: 640px) {
  .faq-answer {
    padding: 0 22px;
    font-size: 0.9375rem;
  }
}

.faq-item.active .faq-answer {
  padding-bottom: 18px;
}

/* ==========================================================================
   Final Conversion CTA Section
   ========================================================================== */
.final-cta-section {
  padding: 56px 0;
}

@media (min-width: 768px) {
  .final-cta-section {
    padding: 88px 0;
  }
}

.final-cta-card {
  background: linear-gradient(135deg, rgba(121, 82, 255, 0.12) 0%, rgba(59, 130, 246, 0.08) 100%), var(--bg-card);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-lg);
  padding: 36px 18px;
  text-align: center;
  box-shadow: 0 0 40px rgba(121, 82, 255, 0.15);
}

@media (min-width: 640px) {
  .final-cta-card {
    padding: 52px 34px;
    border-radius: var(--radius-xl);
  }
}

.final-cta-card h2 {
  font-size: clamp(1.65rem, 5vw, 2.35rem);
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 10px;
  letter-spacing: -0.025em;
}

.final-cta-card p {
  font-size: clamp(0.9375rem, 2.5vw, 1.0625rem);
  color: var(--text-secondary);
  max-width: 560px;
  margin: 0 auto 24px;
  line-height: 1.6;
}

.final-cta-actions {
  max-width: 400px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

/* ==========================================================================
   Site Footer
   ========================================================================== */
.site-footer {
  background: #050608;
  border-top: 1px solid var(--border-color);
  padding: 48px 0 32px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  margin-bottom: 36px;
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: 1.4fr 1fr 1fr;
    gap: 36px;
  }
}

.footer-bio p {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-top: 12px;
  max-width: 360px;
}

.footer-col h5 {
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 14px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 9px;
}

.footer-link {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  transition: color var(--duration-fast);
}

.footer-link:hover {
  color: var(--accent-cyan);
}

.footer-bottom {
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 0.75rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.footer-bottom a {
  color: var(--text-secondary);
  text-decoration: underline;
}

/* ==========================================================================
   Mobile Sticky Bottom Purchase Bar
   ========================================================================== */
.mobile-sticky-bar {
  display: block;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(14, 16, 23, 0.95);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-top: 1px solid var(--border-glow);
  padding: 10px 16px;
  padding-bottom: max(10px, env(safe-area-inset-bottom));
  z-index: 850;
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.6);
  transform: translateY(115%);
  transition: transform 0.3s var(--ease-out);
}

.mobile-sticky-bar.visible {
  transform: translateY(0);
}

@media (min-width: 1024px) {
  .mobile-sticky-bar {
    display: none;
  }
}

.sticky-bar-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  max-width: 480px;
  margin: 0 auto;
}

.sticky-bar-info {
  display: flex;
  flex-direction: column;
}

.sticky-bar-title {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.2;
}

.sticky-bar-price {
  font-size: 1.0625rem;
  font-weight: 800;
  color: var(--accent-cyan);
  line-height: 1.2;
}

.sticky-bar-btn {
  padding: 9px 18px;
  border-radius: var(--radius-sm);
  background: var(--accent-gradient);
  color: #FFFFFF;
  font-size: 0.8125rem;
  font-weight: 800;
  box-shadow: 0 4px 14px rgba(121, 82, 255, 0.4);
  white-space: nowrap;
  text-decoration: none;
}

/* ==========================================================================
   Scroll Reveal Animations
   ========================================================================== */
.reveal-on-scroll {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.45s var(--ease-out), transform 0.45s var(--ease-out);
}

.reveal-on-scroll.is-revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}