:root {
  --primary: #0b132b;          /* Deep Cosmic Dark */
  --primary-card: #1c2541;     /* Rich Navy Slate */
  --primary-light: #3a86ff;    /* Vibrant Electric Blue */
  --gold: #f59e0b;             /* Pure Radiant Gold */
  --gold-light: #fbbf24;       /* Golden Highlights */
  --gold-dark: #b45309;
  --gold-glow: rgba(245, 158, 11, 0.25);
  --accent-green: #10b981;     /* Emerald Success */
  --dark: #090d16;
  --dark-soft: #111827;
  --light: #f8fafc;
  --light-gray: #e2e8f0;
  --border-glass: rgba(255, 255, 255, 0.12);
  --text-main: #0f172a;
  --text-muted: #64748b;
  --text-light: #cbd5e1;
  --white: #ffffff;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --shadow-sm: 0 2px 4px rgba(0,0,0,0.06);
  --shadow-md: 0 6px 16px rgba(0,0,0,0.1);
  --shadow-lg: 0 12px 30px rgba(0,0,0,0.15);
  --shadow-gold: 0 10px 25px rgba(245, 158, 11, 0.3);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-main: 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, Roboto, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-main);
  background-color: var(--light);
  color: var(--text-main);
  line-height: 1.65;
  overflow-x: hidden;
}

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

ul {
  list-style: none;
}

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

/* Utilities */
.container {
  width: 90%;
  max-width: 1240px;
  margin: 0 auto;
}

.section {
  padding: 85px 0;
}

.section-dark {
  background-color: var(--primary);
  color: var(--white);
  position: relative;
  overflow: hidden;
}

.section-bg {
  background-color: #f1f5f9;
}

.text-center { text-align: center; }
.text-gold { color: var(--gold); }
.text-blue { color: var(--primary-light); }
.text-muted { color: var(--text-muted); }

/* SVG Icons Helper */
.brand-svg {
  display: inline-block;
  vertical-align: middle;
  flex-shrink: 0;
}

.brand-svg.wa-svg {
  width: 22px;
  height: 22px;
  fill: #ffffff;
}

.brand-svg.yt-svg {
  width: 19px;
  height: 19px;
  fill: #ff0000;
}

.brand-svg.ig-svg {
  width: 18px;
  height: 18px;
  fill: #e1306c;
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  border-radius: 9999px;
  letter-spacing: 0.05em;
}

.badge-gold {
  background: linear-gradient(135deg, #fef3c7, #fde68a);
  color: #92400e;
  border: 1px solid #fcd34d;
}

.badge-gold-dark {
  background: rgba(245, 158, 11, 0.15);
  color: var(--gold-light);
  border: 1px solid rgba(245, 158, 11, 0.4);
}

.badge-blue {
  background: #dbeafe;
  color: #1e40af;
}

.badge-green {
  background: #d1fae5;
  color: #065f46;
}

.section-title {
  font-size: 2.4rem;
  font-weight: 900;
  color: var(--dark);
  margin-bottom: 14px;
  letter-spacing: -0.5px;
}

.section-dark .section-title {
  color: var(--white);
}

.section-subtitle {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 720px;
  margin: 0 auto 50px auto;
  line-height: 1.6;
}

.section-dark .section-subtitle {
  color: var(--text-light);
}

/* Social Media Pill Badges with Real SVG Icons */
.social-badges-row {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.social-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: 9999px;
  font-size: 0.88rem;
  font-weight: 700;
  transition: var(--transition);
  box-shadow: 0 2px 6px rgba(0,0,0,0.06);
}

.social-pill:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 14px rgba(0,0,0,0.12);
}

.social-pill-yt {
  background: #ffffff;
  color: #0f172a;
  border: 1px solid #e2e8f0;
}

.social-pill-yt:hover {
  background: #fee2e2;
  border-color: #fca5a5;
  color: #dc2626;
}

.social-pill-ig {
  background: #ffffff;
  color: #0f172a;
  border: 1px solid #e2e8f0;
}

.social-pill-ig:hover {
  background: #fdf2f8;
  border-color: #fbcfe8;
  color: #c026d3;
}

.social-pill-maps {
  background: #ffffff;
  color: #0f172a;
  border: 1px solid #e2e8f0;
}

.social-pill-maps:hover {
  background: #eff6ff;
  border-color: #93c5fd;
  color: #1d4ed8;
}

.maps-svg {
  fill: #ea4335;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 13px 26px;
  font-size: 1rem;
  font-weight: 700;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}

.btn-gold {
  background: linear-gradient(135deg, #f59e0b, #d97706);
  color: #090d16;
  font-weight: 800;
  box-shadow: var(--shadow-gold);
}

.btn-gold:hover {
  background: linear-gradient(135deg, #fbbf24, #f59e0b);
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(245, 158, 11, 0.45);
}

.btn-primary {
  background-color: var(--primary-light);
  color: var(--white);
}

.btn-primary:hover {
  background-color: #2563eb;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-dark {
  background-color: var(--primary);
  color: var(--white);
}

.btn-dark:hover {
  background-color: var(--primary-card);
  transform: translateY(-2px);
}

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

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

.btn-outline-white {
  border-color: rgba(255,255,255,0.4);
  color: var(--white);
  background: transparent;
}

.btn-outline-white:hover {
  background: var(--white);
  color: var(--primary);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.88rem;
}

.btn-block {
  width: 100%;
}

.btn-whatsapp {
  background: #25d366;
  color: #fff;
  font-weight: 700;
}

.btn-whatsapp:hover {
  background: #20ba59;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(37, 211, 102, 0.35);
}

/* Announcement Top Bar */
.top-bar {
  background: #060911;
  color: #94a3b8;
  font-size: 0.86rem;
  padding: 9px 0;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.top-bar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

.top-bar strong {
  color: var(--gold-light);
}

.top-bar-links {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.top-bar-links a {
  color: #cbd5e1;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

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

/* Header & Nav */
.header {
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(12px);
  box-shadow: 0 2px 15px rgba(0, 0, 0, 0.05);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 0;
}

.brand-wrap {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.brand-logo-img {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: contain;
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
  border: 2px solid var(--gold);
  flex-shrink: 0;
}

.brand-info h1 {
  font-size: 1.35rem;
  font-weight: 900;
  letter-spacing: 0.5px;
  line-height: 1.1;
  color: var(--primary);
  white-space: nowrap;
}

.brand-info span {
  display: block;
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--gold-dark);
  letter-spacing: 0.6px;
  text-transform: uppercase;
  white-space: nowrap;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-links a {
  font-weight: 700;
  color: #1e293b;
  font-size: 0.96rem;
  position: relative;
  padding: 6px 0;
}

.nav-links a:hover,
.nav-links a.active {
  color: #0369a1;
}

.nav-links a.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--gold);
  border-radius: 2px;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.cart-icon-btn {
  position: relative;
  background: #f1f5f9;
  border: 1px solid var(--light-gray);
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--dark);
  font-size: 1.2rem;
  transition: var(--transition);
}

.cart-icon-btn:hover {
  background: #e2e8f0;
  border-color: var(--gold);
}

.cart-count {
  position: absolute;
  top: -4px;
  right: -4px;
  background: #dc2626;
  color: var(--white);
  font-size: 0.72rem;
  font-weight: 800;
  width: 19px;
  height: 19px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 5px rgba(0,0,0,0.2);
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  font-size: 1.8rem;
  cursor: pointer;
  color: var(--primary);
  line-height: 1;
  padding: 4px;
}

/* Mobile Nav Drawer Extra Elements (hidden on desktop) */
.mobile-nav-cta,
.mobile-nav-socials {
  display: none;
}

/* Hero Section */
.hero {
  background: linear-gradient(145deg, #060911 0%, #0b132b 50%, #1c2541 100%);
  color: var(--white);
  padding: 80px 0 90px 0;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -100px;
  right: -100px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(245, 158, 11, 0.15) 0%, transparent 70%);
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: 50px;
  position: relative;
  z-index: 1;
}

/* Enhanced Author Profile Card (Displays all credentials, degrees and titles) */
.hero-author-card {
  display: flex;
  align-items: center;
  gap: 16px;
  background: rgba(255, 255, 255, 0.07);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(245, 158, 11, 0.35);
  padding: 12px 20px 12px 14px;
  border-radius: var(--radius-md);
  margin-bottom: 24px;
  width: fit-content;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
}

.hero-author-avatar {
  width: 54px;
  height: 54px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--gold);
  box-shadow: 0 2px 10px rgba(245, 158, 11, 0.3);
  flex-shrink: 0;
}

.hero-author-details {
  text-align: left;
}

.hero-author-name {
  font-size: 1.15rem;
  font-weight: 900;
  color: var(--gold-light);
  line-height: 1.2;
}

.hero-author-degrees {
  font-size: 0.82rem;
  color: #e2e8f0;
  font-weight: 600;
  margin: 2px 0 3px 0;
}

.hero-author-roles {
  font-size: 0.76rem;
  color: #38bdf8;
  font-weight: 700;
  letter-spacing: 0.3px;
  text-transform: uppercase;
}

.hero-content h1 {
  font-size: 3.3rem;
  font-weight: 900;
  line-height: 1.15;
  margin-bottom: 20px;
  letter-spacing: -0.5px;
}

.hero-content h1 .gold-gradient {
  background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 50%, #ea580c 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-content p {
  font-size: 1.2rem;
  color: #cbd5e1;
  margin-bottom: 24px;
  line-height: 1.7;
}

.hero-offer-banner {
  background: rgba(245, 158, 11, 0.12);
  border: 1px dashed var(--gold);
  border-radius: var(--radius-md);
  padding: 14px 20px;
  display: flex;
  align-items: center;
  gap: 15px;
  margin-bottom: 30px;
}

.hero-offer-icon {
  font-size: 2rem;
}

.hero-offer-text strong {
  color: var(--gold-light);
  font-size: 1.05rem;
  display: block;
}

.hero-offer-text span {
  font-size: 0.88rem;
  color: #e2e8f0;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 35px;
}

.hero-meta-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  border-top: 1px solid var(--border-glass);
  padding-top: 25px;
}

.hero-stat h3 {
  font-size: 1.9rem;
  font-weight: 900;
  color: var(--gold-light);
  line-height: 1;
  margin-bottom: 6px;
}

.hero-stat p {
  font-size: 0.85rem;
  color: #94a3b8;
  margin: 0;
}

/* Hero Book Showcase Card (Right) */
.hero-book-card {
  position: relative;
  background: rgba(28, 37, 65, 0.65);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(245, 158, 11, 0.3);
  border-radius: var(--radius-lg);
  padding: 30px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4), inset 0 0 20px rgba(245, 158, 11, 0.05);
  text-align: center;
}

.hero-book-card .badge-floating {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, #ef4444, #dc2626);
  color: #fff;
  font-weight: 800;
  box-shadow: 0 4px 14px rgba(220, 38, 38, 0.4);
}

.hero-book-img {
  width: 100%;
  max-width: 320px;
  margin: 15px auto 20px auto;
  border-radius: var(--radius-md);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5);
  transition: var(--transition);
}

.hero-book-img:hover {
  transform: scale(1.03) rotate(-1deg);
}

.hero-book-pricing {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-bottom: 18px;
}

.hero-book-pricing .current-price {
  font-size: 2.4rem;
  font-weight: 900;
  color: var(--gold-light);
}

.hero-book-pricing .old-price {
  font-size: 1.3rem;
  color: #64748b;
  text-decoration: line-through;
}

.hero-book-pricing .save-pill {
  background: #166534;
  color: #4ade80;
  font-size: 0.78rem;
  font-weight: 800;
  padding: 4px 8px;
  border-radius: 4px;
}

/* 30-Minute Powerful Lecture Banner Section */
.lecture-banner-section {
  background: #080d1a;
  padding: 60px 0;
  border-bottom: 2px solid rgba(245, 158, 11, 0.2);
}

.lecture-card-wrap {
  background: linear-gradient(135deg, #0f172a, #1e293b);
  border: 1px solid rgba(245, 158, 11, 0.35);
  border-radius: var(--radius-lg);
  padding: 40px;
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 40px;
  align-items: center;
  box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}

.lecture-poster-img {
  width: 100%;
  border-radius: var(--radius-md);
  box-shadow: 0 10px 30px rgba(0,0,0,0.5);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.lecture-content h2 {
  font-size: 2.2rem;
  font-weight: 900;
  color: var(--white);
  line-height: 1.25;
  margin-bottom: 16px;
}

.lecture-pillars-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin: 22px 0 30px 0;
}

.lecture-pillar-item {
  display: flex;
  gap: 14px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  align-items: flex-start;
}

.pillar-number {
  background: var(--gold);
  color: var(--dark);
  font-weight: 900;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.88rem;
  flex-shrink: 0;
}

.pillar-info h4 {
  color: var(--white);
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 2px;
}

.pillar-info p {
  color: #94a3b8;
  font-size: 0.85rem;
  margin: 0;
}

/* "क्या आप जानते हैं? / Do You Know?" Interactive Tabs */
.dyk-section {
  padding: 90px 0;
  background: #f8fafc;
}

.dyk-tabs {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 40px;
}

.dyk-tab-btn {
  padding: 10px 24px;
  border-radius: 9999px;
  border: 2px solid #cbd5e1;
  background: var(--white);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-muted);
  cursor: pointer;
  transition: var(--transition);
}

.dyk-tab-btn.active {
  background: var(--primary);
  color: var(--white);
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
}

.dyk-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 24px;
}

.dyk-card {
  background: var(--white);
  border: 1px solid var(--light-gray);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  position: relative;
  display: flex;
  flex-direction: column;
}

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

.dyk-number {
  font-size: 0.78rem;
  font-weight: 800;
  color: var(--gold-dark);
  background: #fef3c7;
  padding: 4px 10px;
  border-radius: 9999px;
  display: inline-block;
  margin-bottom: 12px;
  width: fit-content;
}

.dyk-question {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 12px;
  line-height: 1.35;
}

.dyk-answer {
  font-size: 0.95rem;
  color: #475569;
  line-height: 1.6;
  border-top: 1px dashed var(--light-gray);
  padding-top: 12px;
  margin-top: auto;
}

/* 10 Chapters Showcase */
.chapters-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}

.chapter-card {
  background: var(--white);
  border-radius: var(--radius-md);
  border: 1px solid var(--light-gray);
  padding: 26px;
  transition: var(--transition);
}

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

.chapter-card .ch-badge {
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--primary-light);
  text-transform: uppercase;
  margin-bottom: 8px;
  display: block;
}

.chapter-card h4 {
  font-size: 1.25rem;
  font-weight: 800;
  margin-bottom: 10px;
  color: var(--dark);
}

.chapter-card p {
  color: var(--text-muted);
  font-size: 0.92rem;
  margin-bottom: 14px;
}

.chapter-read-reason {
  background: #f0fdf4;
  border-left: 3px solid #16a34a;
  padding: 10px 14px;
  border-radius: 4px;
  font-size: 0.85rem;
  color: #15803d;
  font-weight: 600;
}

/* FAQ Accordion */
.faq-wrap {
  max-width: 850px;
  margin: 0 auto;
}

.faq-item {
  background: var(--white);
  border: 1px solid var(--light-gray);
  border-radius: var(--radius-md);
  margin-bottom: 14px;
  overflow: hidden;
  transition: var(--transition);
}

.faq-item:hover {
  border-color: var(--gold);
}

.faq-question-btn {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 20px 24px;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--dark);
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  transition: var(--transition);
}

.faq-question-btn span.faq-icon {
  font-size: 1.3rem;
  color: var(--gold);
  transition: transform 0.3s ease;
}

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

.faq-answer-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
  background: #f8fafc;
  color: #334155;
  font-size: 0.98rem;
  line-height: 1.7;
}

.faq-item.active .faq-answer-body {
  max-height: 400px;
  padding: 16px 24px 22px 24px;
  border-top: 1px solid var(--light-gray);
}

/* UPI Payment & Instant Checkout Modal */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(8px);
  z-index: 2500;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  padding: 20px;
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  max-width: 500px;
  width: 100%;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.35);
  overflow: hidden;
  position: relative;
  transform: scale(0.95);
  transition: var(--transition);
}

.modal-overlay.active .modal-card {
  transform: scale(1);
}

.modal-header {
  background: linear-gradient(135deg, var(--primary), var(--primary-card));
  color: var(--white);
  padding: 22px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-header h3 {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--gold-light);
}

.modal-body {
  padding: 28px 24px;
  text-align: center;
}

.modal-qr-img {
  width: 220px;
  height: 220px;
  margin: 0 auto 16px auto;
  border: 3px solid var(--gold);
  border-radius: var(--radius-md);
  padding: 8px;
  box-shadow: var(--shadow-md);
}

.modal-upi-id-box {
  background: #f1f5f9;
  border: 1px dashed #cbd5e1;
  border-radius: var(--radius-sm);
  padding: 10px;
  font-family: monospace;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 20px;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
}

.modal-steps {
  text-align: left;
  background: #fefce8;
  border: 1px solid #fef08a;
  border-radius: var(--radius-sm);
  padding: 14px 18px;
  margin-bottom: 24px;
  font-size: 0.88rem;
  color: #713f12;
}

.modal-steps ol {
  padding-left: 20px;
}

.modal-steps li {
  margin-bottom: 6px;
}

/* Slide-out Cart Drawer */
.cart-drawer-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  z-index: 2000;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.cart-drawer-overlay.active {
  opacity: 1;
  visibility: visible;
}

.cart-drawer {
  position: fixed;
  top: 0;
  right: -420px;
  width: 100%;
  max-width: 420px;
  height: 100%;
  background: var(--white);
  z-index: 2001;
  box-shadow: -10px 0 30px rgba(0,0,0,0.25);
  display: flex;
  flex-direction: column;
  transition: right 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.cart-drawer.active {
  right: 0;
}

.cart-drawer-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--light-gray);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: #f8fafc;
}

.cart-drawer-header h3 {
  font-size: 1.25rem;
  font-weight: 800;
}

.close-btn {
  background: none;
  border: none;
  font-size: 1.6rem;
  cursor: pointer;
  color: var(--text-muted);
}

.cart-items-body {
  padding: 24px;
  flex-grow: 1;
  overflow-y: auto;
}

.cart-drawer-footer {
  padding: 24px;
  border-top: 1px solid var(--light-gray);
  background: #f8fafc;
}

.cart-total-row {
  display: flex;
  justify-content: space-between;
  font-size: 1.25rem;
  font-weight: 800;
  margin-bottom: 18px;
}

/* Floating WhatsApp Action Pill with Official Logo */
.whatsapp-pill-btn {
  position: fixed;
  bottom: 24px;
  right: 24px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: linear-gradient(135deg, #25d366 0%, #128c7e 100%);
  color: #ffffff;
  padding: 12px 24px;
  border-radius: 9999px;
  font-size: 0.98rem;
  font-weight: 800;
  letter-spacing: 0.3px;
  box-shadow: 0 10px 28px rgba(37, 211, 102, 0.45);
  z-index: 1500;
  transition: var(--transition);
  animation: waPulse 2.5s infinite;
  border: 2px solid rgba(255, 255, 255, 0.35);
}

.whatsapp-pill-btn:hover {
  transform: translateY(-3px) scale(1.03);
  box-shadow: 0 14px 34px rgba(37, 211, 102, 0.6);
  color: #ffffff;
}

@keyframes waPulse {
  0% {
    box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.6);
  }
  70% {
    box-shadow: 0 0 0 14px rgba(37, 211, 102, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
  }
}

/* Toast */
.toast-container {
  position: fixed;
  bottom: 24px;
  left: 24px;
  z-index: 3000;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.toast {
  background: var(--dark);
  color: var(--white);
  padding: 14px 22px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.95rem;
  animation: slideInLeft 0.3s ease;
  border-left: 4px solid var(--gold);
}

@keyframes slideInLeft {
  from { transform: translateX(-100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* Footer */
.footer {
  background: #060911;
  color: #94a3b8;
  padding: 75px 0 25px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.3fr;
  gap: 40px;
  margin-bottom: 50px;
}

.footer-col h4 {
  color: var(--white);
  font-size: 1.15rem;
  font-weight: 800;
  margin-bottom: 20px;
}

.footer-col p {
  font-size: 0.92rem;
  line-height: 1.7;
}

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  color: #94a3b8;
  font-size: 0.92rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.footer-links a:hover {
  color: var(--gold);
  padding-left: 5px;
}

.footer-contact li {
  display: flex;
  gap: 12px;
  font-size: 0.92rem;
  margin-bottom: 14px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 25px;
  text-align: center;
  font-size: 0.86rem;
}

/* Responsive & Mobile Decongestion Rules */
@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero-content h1 {
    font-size: 2.6rem;
  }
  .hero-author-card, .hero-buttons, .hero-offer-banner, .social-badges-row {
    justify-content: center;
    margin-left: auto;
    margin-right: auto;
  }
  .hero-content p {
    margin-left: auto;
    margin-right: auto;
  }
  .lecture-card-wrap {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  /* Decongest Top Navigation on Mobile */
  .header {
    padding: 4px 0;
  }
  .nav-container {
    padding: 8px 0;
  }
  
  .brand-wrap {
    gap: 8px;
  }
  .brand-logo-img {
    width: 38px;
    height: 38px;
  }
  .brand-info h1 {
    font-size: 1.1rem;
    letter-spacing: 0.2px;
  }
  .brand-info span {
    font-size: 0.62rem;
    letter-spacing: 0.4px;
  }

  /* Hide the large CTA button from mobile header bar to eliminate clutter */
  .header-actions .btn-gold {
    display: none !important;
  }

  .header-actions {
    gap: 8px;
  }
  .cart-icon-btn {
    width: 38px;
    height: 38px;
    font-size: 1.1rem;
  }
  .mobile-menu-btn {
    display: block;
  }

  /* Slide-out Mobile Menu */
  .nav-links {
    position: fixed;
    top: 60px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 60px);
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 30px 24px;
    box-shadow: var(--shadow-lg);
    transition: left 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    align-items: stretch;
    gap: 16px;
    overflow-y: auto;
    z-index: 999;
  }
  .nav-links.active {
    left: 0;
  }
  .nav-links a {
    font-size: 1.1rem;
    padding: 10px 0;
    border-bottom: 1px solid #f1f5f9;
  }
  
  /* Place the Order Button and Social Badges neatly inside the mobile drawer */
  .mobile-nav-cta {
    display: block;
    margin-top: 15px;
  }
  .mobile-nav-socials {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid #e2e8f0;
  }
  .mobile-nav-socials span {
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
  }

  /* Floating WhatsApp Pill on Mobile */
  .whatsapp-pill-btn {
    bottom: 18px;
    right: 16px;
    padding: 10px 18px;
    font-size: 0.88rem;
  }
  .whatsapp-pill-btn .brand-svg.wa-svg {
    width: 19px;
    height: 19px;
  }

  /* Hero Typography & Author Card */
  .hero {
    padding: 50px 0 60px 0;
  }
  .hero-author-card {
    padding: 10px 14px;
    width: 100%;
    max-width: 360px;
  }
  .hero-author-name {
    font-size: 1.05rem;
  }
  .hero-author-degrees {
    font-size: 0.76rem;
  }
  .hero-author-roles {
    font-size: 0.7rem;
  }
  .hero-content h1 {
    font-size: 2.1rem;
  }
  .hero-content p {
    font-size: 1.05rem;
  }
  .hero-meta-stats {
    grid-template-columns: 1fr;
    gap: 14px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .dyk-grid {
    grid-template-columns: 1fr;
  }
}