/* M2B E-book Landing Page - Styles v2.0 */
/* Updated: February 2026 - 22 Chapters Edition */

/* Google Fonts loaded via <link> in HTML — no duplicate @import needed */

:root {
    --primary: #667eea;
    --primary-dark: #764ba2;
    --secondary: #11998e;
    --secondary-dark: #38ef7d;
    --accent: #f59e0b;
    --success: #10b981;
    --danger: #ef4444;
    --dark: #1f2937;
    --gray: #6b7280;
    --gray-light: #9ca3af;
    --gray-lighter: #e5e7eb;
    --white: #ffffff;
    --bg-light: #f9fafb;
    --gradient-primary: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    --gradient-secondary: linear-gradient(135deg, var(--secondary) 0%, var(--secondary-dark) 100%);
    --gradient-accent: linear-gradient(135deg, #f59e0b 0%, #ef4444 100%);
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 40px -10px rgba(0, 0, 0, 0.15);
    --shadow-glow: 0 0 30px rgba(102, 126, 234, 0.3);
    --radius: 8px;
    --radius-lg: 16px;
    --radius-xl: 24px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
    line-height: 1.6;
    color: var(--dark);
    background: var(--white);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ==================== */
/* ANIMATIONS           */
/* ==================== */
@keyframes pulse {

    0%,
    100% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.03);
    }
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-10px);
    }
}

@keyframes glow {

    0%,
    100% {
        box-shadow: 0 0 20px rgba(102, 126, 234, 0.3);
    }

    50% {
        box-shadow: 0 0 40px rgba(102, 126, 234, 0.5);
    }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes shimmer {
    0% {
        background-position: -200% center;
    }

    100% {
        background-position: 200% center;
    }
}

.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ==================== */
/* NAVBAR               */
/* ==================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    z-index: 1000;
    padding: 12px 0;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
}

.navbar.scrolled {
    padding: 8px 0;
    box-shadow: var(--shadow);
}

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

.nav-brand a {
    text-decoration: none;
    display: flex;
    flex-direction: column;
}

.logo-text {
    font-size: 28px;
    font-weight: 900;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo-subtitle {
    font-size: 10px;
    color: var(--gray);
    letter-spacing: 2px;
    text-transform: uppercase;
}

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

.nav-links a {
    text-decoration: none;
    color: var(--dark);
    font-weight: 500;
    font-size: 15px;
    transition: color 0.3s;
    position: relative;
}

.nav-links a:not(.btn):after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width 0.3s;
}

.nav-links a:not(.btn):hover:after {
    width: 100%;
}

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

.btn-nav {
    padding: 10px 24px !important;
    background: var(--gradient-primary);
    color: var(--white) !important;
    border-radius: var(--radius);
    font-size: 14px !important;
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.mobile-menu-btn span {
    width: 24px;
    height: 2px;
    background: var(--dark);
    transition: all 0.3s;
}

/* ==================== */
/* BUTTONS              */
/* ==================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 28px;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    border-radius: var(--radius);
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: inherit;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--white);
    box-shadow: var(--shadow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-glow {
    animation: glow 2s infinite;
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--primary);
    color: var(--primary);
}

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

.btn-lg {
    padding: 16px 36px;
    font-size: 18px;
}

.btn-block {
    width: 100%;
}

.btn-price {
    background: rgba(255, 255, 255, 0.2);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 14px;
}

/* ==================== */
/* SECTION BADGES       */
/* ==================== */
.section-badge {
    display: inline-block;
    padding: 6px 16px;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1) 0%, rgba(118, 75, 162, 0.1) 100%);
    color: var(--primary);
    font-size: 13px;
    font-weight: 600;
    border-radius: 30px;
    margin-bottom: 12px;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

/* ==================== */
/* HERO SECTION         */
/* ==================== */
.hero {
    padding: 130px 0 80px;
    background: linear-gradient(180deg, #f0f4ff 0%, #f8faff 40%, var(--white) 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(102, 126, 234, 0.08) 0%, transparent 70%);
    border-radius: 50%;
}

.hero .container {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content {
    max-width: 600px;
}

.badge {
    display: inline-block;
    padding: 8px 16px;
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    color: #92400e;
    font-size: 14px;
    font-weight: 600;
    border-radius: 30px;
    margin-bottom: 20px;
}

.badge-promo {
    animation: pulse 2s infinite;
}

.hero-title {
    font-size: 46px;
    font-weight: 900;
    line-height: 1.15;
    margin-bottom: 20px;
    color: var(--dark);
}

.year-badge {
    display: inline-block;
    font-size: 20px;
    font-weight: 700;
    padding: 4px 16px;
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: 6px;
    vertical-align: middle;
    margin-top: 4px;
}

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

.hero-subtitle {
    font-size: 17px;
    color: var(--gray);
    margin-bottom: 24px;
    line-height: 1.8;
}

.hero-subtitle strong {
    color: var(--dark);
}

.hero-features {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 28px;
}

.feature-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    background: var(--white);
    border: 1px solid var(--gray-lighter);
    border-radius: 30px;
    font-size: 13px;
    font-weight: 500;
    color: var(--dark);
    transition: all 0.3s;
}

.feature-tag:hover {
    border-color: var(--primary);
    background: rgba(102, 126, 234, 0.05);
}

/* Hero Stats */
.hero-stats {
    display: flex;
    gap: 32px;
    margin-bottom: 32px;
    padding: 20px 0;
    border-top: 1px solid var(--gray-lighter);
    border-bottom: 1px solid var(--gray-lighter);
}

.stat-item {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 32px;
    font-weight: 900;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-number::after {
    content: '+';
    font-size: 20px;
}

.stat-label {
    font-size: 12px;
    color: var(--gray);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 500;
}

.cta-group {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
}

.hero-image {
    display: flex;
    justify-content: center;
}

.book-mockup {
    position: relative;
    animation: float 6s ease-in-out infinite;
}

.book-mockup img {
    width: 100%;
    max-width: 520px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
}

.book-badge {
    position: absolute;
    bottom: -20px;
    right: -20px;
    background: var(--white);
    padding: 20px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    text-align: center;
}

.price-old {
    display: block;
    font-size: 14px;
    color: var(--gray);
    text-decoration: line-through;
}

.price-new {
    display: block;
    font-size: 28px;
    font-weight: 800;
    color: var(--primary);
}

.discount {
    display: inline-block;
    margin-top: 6px;
    padding: 3px 10px;
    background: #fef2f2;
    color: var(--danger);
    font-size: 11px;
    font-weight: 700;
    border-radius: 20px;
}

.version-tag {
    position: absolute;
    top: 16px;
    left: -10px;
    background: var(--gradient-accent);
    color: var(--white);
    padding: 6px 20px;
    font-size: 12px;
    font-weight: 700;
    border-radius: 0 var(--radius) var(--radius) 0;
    box-shadow: var(--shadow);
}

/* ==================== */
/* SECTION HEADERS      */
/* ==================== */
.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 50px;
}

.section-header h2 {
    font-size: 36px;
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 16px;
    line-height: 1.3;
}

.section-header p {
    font-size: 17px;
    color: var(--gray);
    line-height: 1.7;
}

/* ==================== */
/* FEATURES SECTION     */
/* ==================== */
.features-section {
    padding: 80px 0;
    background: var(--bg-light);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
}

.feature-card {
    background: var(--white);
    padding: 32px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    transition: transform 0.3s, box-shadow 0.3s;
    border: 1px solid transparent;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(102, 126, 234, 0.2);
}

.feature-icon {
    font-size: 40px;
    margin-bottom: 16px;
}

.feature-card h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--dark);
}

.feature-card p {
    color: var(--gray);
    line-height: 1.6;
}

/* ==================== */
/* INFOGRAPHIC SECTION  */
/* ==================== */
.infographic-section {
    padding: 80px 0;
    background: var(--white);
}

.infographic-wrapper {
    max-width: 700px;
    margin: 0 auto;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    background: var(--white);
    transition: transform 0.3s;
    text-align: center;
}

.infographic-no-bg {
    background: var(--white);
    box-shadow: var(--shadow-lg);
    max-width: 700px;
    border: 1px solid var(--gray-lighter);
}

.infographic-wrapper:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow-xl);
}

.infographic-img {
    width: 100%;
    display: block;
    margin: 0 auto;
}

.infographic-caption {
    padding: 20px 30px;
    background: var(--bg-light);
    text-align: center;
}

.infographic-caption p {
    color: var(--gray);
    font-size: 15px;
}

/* ==================== */
/* CONTENT SECTION      */
/* ==================== */
.content-section {
    padding: 80px 0;
}

/* Part Headers */
.part-header {
    display: flex;
    align-items: center;
    gap: 20px;
    margin: 50px 0 24px;
    padding: 20px 28px;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.06) 0%, rgba(118, 75, 162, 0.06) 100%);
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--primary);
}

.part-header:first-of-type {
    margin-top: 0;
}

.part-badge {
    flex-shrink: 0;
    padding: 8px 20px;
    background: var(--gradient-primary);
    color: var(--white);
    font-size: 14px;
    font-weight: 700;
    border-radius: var(--radius);
    white-space: nowrap;
}

.part-badge.part-2 {
    background: linear-gradient(135deg, #11998e 0%, #38ef7d 100%);
}

.part-badge.part-3 {
    background: linear-gradient(135deg, #f59e0b 0%, #ef4444 100%);
}

.part-badge.part-4 {
    background: linear-gradient(135deg, #ef4444 0%, #ec4899 100%);
}

.new-label {
    display: inline-block;
    padding: 2px 8px;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 4px;
    font-size: 11px;
    margin-left: 6px;
    animation: pulse 1.5s infinite;
}

.part-info h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 4px;
}

.part-info p {
    font-size: 14px;
    color: var(--gray);
}

/* Chapter Cards */
.chapters-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 16px;
    margin-bottom: 16px;
}

.chapter-card {
    display: flex;
    gap: 16px;
    padding: 20px;
    background: var(--white);
    border: 1px solid var(--gray-lighter);
    border-radius: var(--radius);
    transition: all 0.3s;
    position: relative;
}

.chapter-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow);
    transform: translateY(-2px);
}

.chapter-card.chapter-new {
    border-color: rgba(239, 68, 68, 0.2);
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.02) 0%, rgba(236, 72, 153, 0.02) 100%);
}

.chapter-card.chapter-new:hover {
    border-color: #ef4444;
}

.chapter-number {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    color: var(--white);
    font-size: 16px;
    font-weight: 700;
    border-radius: var(--radius);
}

.chapter-number.new {
    background: linear-gradient(135deg, #ef4444 0%, #ec4899 100%);
}

.chapter-content h4 {
    font-size: 15px;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 4px;
}

.chapter-content p {
    font-size: 13px;
    color: var(--gray);
    line-height: 1.5;
}

.chapter-badge-new {
    position: absolute;
    top: -8px;
    right: 12px;
    background: linear-gradient(135deg, #ef4444 0%, #ec4899 100%);
    color: var(--white);
    padding: 2px 10px;
    font-size: 11px;
    font-weight: 700;
    border-radius: 20px;
}

/* ==================== */
/* AUDIENCE SECTION     */
/* ==================== */
.audience-section {
    padding: 80px 0;
    background: var(--bg-light);
}

.audience-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px;
}

.audience-card {
    background: var(--white);
    padding: 32px;
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow);
    transition: transform 0.3s, box-shadow 0.3s;
    border: 1px solid transparent;
}

.audience-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(102, 126, 234, 0.2);
}

.audience-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.audience-card h4 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--dark);
}

.audience-card p {
    color: var(--gray);
    line-height: 1.6;
    font-size: 15px;
}

/* ==================== */
/* AUTHOR SECTION       */
/* ==================== */
.author-section {
    padding: 80px 0;
}

.author-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 60px;
    align-items: center;
}

.author-info h2 {
    font-size: 32px;
    font-weight: 800;
    margin-bottom: 4px;
    color: var(--dark);
}

.author-info h3 {
    font-size: 20px;
    color: var(--primary);
    margin-bottom: 8px;
    font-weight: 600;
}

.author-tagline {
    color: var(--gray);
    font-size: 12px;
    letter-spacing: 2px;
    margin-bottom: 24px;
    font-weight: 500;
}

.author-info>p {
    color: var(--gray);
    margin-bottom: 16px;
    line-height: 1.8;
    font-size: 15px;
}

.author-info>p strong {
    color: var(--dark);
}

.author-links {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 24px;
}

.author-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    background: var(--bg-light);
    color: var(--dark);
    text-decoration: none;
    border-radius: var(--radius);
    font-size: 13px;
    transition: all 0.3s;
    font-weight: 500;
}

.author-link:hover {
    background: var(--primary);
    color: var(--white);
}

.company-badge {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    background: var(--gradient-primary);
    padding: 50px 40px;
    border-radius: var(--radius-xl);
    color: var(--white);
    text-align: center;
}

.badge-logo {
    font-size: 56px;
    font-weight: 900;
}

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

.badge-text span:first-child {
    font-size: 20px;
    font-weight: 600;
}

.badge-text span:last-child {
    font-size: 14px;
    opacity: 0.8;
}

/* ==================== */
/* TESTIMONIALS         */
/* ==================== */
.testimonials-section {
    padding: 80px 0;
    background: var(--bg-light);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
}

.testimonial-card {
    background: var(--white);
    padding: 32px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    transition: transform 0.3s;
    border: 1px solid transparent;
}

.testimonial-card:hover {
    transform: translateY(-3px);
    border-color: rgba(102, 126, 234, 0.2);
}

.testi-rating {
    margin-bottom: 16px;
    font-size: 18px;
}

.testimonial-content {
    margin-bottom: 20px;
}

.testimonial-content p {
    font-size: 15px;
    color: var(--dark);
    font-style: italic;
    line-height: 1.7;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.author-avatar {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    color: var(--white);
    font-size: 18px;
    font-weight: 700;
    border-radius: 50%;
}

.author-details strong {
    display: block;
    color: var(--dark);
    font-size: 15px;
}

.author-details span {
    font-size: 13px;
    color: var(--gray);
}

/* ==================== */
/* PRICING SECTION      */
/* ==================== */
.pricing-section {
    padding: 80px 0;
    background: linear-gradient(180deg, var(--white) 0%, #f0f4ff 100%);
}

/* 2-Column Order Layout */
.order-layout {
    display: grid !important;
    grid-template-columns: 1fr 1fr !important;
    gap: 40px;
    max-width: 1060px;
    margin: 0 auto;
    align-items: start;
}

.order-left {
    padding-top: 10px;
}

.price-box {
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    padding: 30px;
    margin-bottom: 28px;
    border: 1px solid var(--gray-lighter);
}

.price-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
    font-size: 16px;
    color: var(--gray);
}

.price-row+.price-row {
    border-top: 1px solid var(--gray-lighter);
}

.price-old-text {
    color: var(--gray-light);
    font-size: 16px;
}

.price-row-promo {
    padding: 16px 0 10px;
}

.price-promo-text {
    font-size: 32px;
    font-weight: 800;
    color: var(--primary);
}

.savings-tag {
    display: inline-block;
    margin-top: 12px;
    padding: 6px 16px;
    background: linear-gradient(135deg, #fff3e0, #ffe0b2);
    color: #e65100;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
}

.benefit-list {
    margin-bottom: 24px;
}

.benefit-list h4 {
    font-size: 18px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 14px;
}

.benefit-list ul {
    list-style: none;
}

.benefit-list li {
    padding: 7px 0;
    font-size: 15px;
    color: var(--dark);
    line-height: 1.5;
}

.order-right {
    position: sticky;
    top: 100px;
}

/* Remove old pricing-features/cta — now using order-layout */

.guarantee-badge {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 20px;
    padding: 16px;
    background: #f0fdf4;
    border: 1px solid #bbf7d0;
    border-radius: var(--radius);
}

.guarantee-badge span {
    font-size: 24px;
}

.guarantee-badge p {
    font-size: 13px;
    color: var(--dark);
    line-height: 1.5;
}

/* ==================== */
/* FAQ SECTION          */
/* ==================== */
.faq-section {
    padding: 80px 0;
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid var(--gray-lighter);
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    background: none;
    border: none;
    font-size: 17px;
    font-weight: 600;
    color: var(--dark);
    text-align: left;
    cursor: pointer;
    transition: color 0.3s;
    font-family: inherit;
    gap: 16px;
}

.faq-question:hover {
    color: var(--primary);
}

.faq-icon {
    font-size: 24px;
    font-weight: 300;
    color: var(--gray);
    transition: transform 0.3s;
    flex-shrink: 0;
}

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

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
}

.faq-item.active .faq-answer {
    max-height: 300px;
}

.faq-answer p {
    padding-bottom: 20px;
    color: var(--gray);
    line-height: 1.7;
    font-size: 15px;
}

/* ==================== */
/* FINAL CTA            */
/* ==================== */
.final-cta-section {
    padding: 80px 0;
    background: var(--gradient-primary);
    text-align: center;
}

.final-cta-content {
    max-width: 680px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.final-cta-content h2 {
    font-size: 36px;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 16px;
    text-align: center;
}

.final-cta-content h2 .gradient-text {
    background: linear-gradient(135deg, #fde68a 0%, #fbbf24 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.final-cta-content p {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 32px;
    max-width: 600px;
    text-align: center;
    line-height: 1.7;
}

.final-cta-content .btn {
    background: var(--white);
    color: var(--primary);
    font-weight: 700;
    margin: 0 auto;
}

.final-cta-content .btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

/* ==================== */
/* FOOTER               */
/* ==================== */
.footer {
    background: var(--dark);
    color: var(--white);
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand .footer-logo {
    margin-bottom: 16px;
}

.footer-brand .logo-text {
    font-size: 32px;
    background: var(--gradient-secondary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.footer-brand .logo-subtitle {
    color: var(--gray-light);
}

.footer-brand p {
    color: var(--gray-light);
    line-height: 1.7;
    font-size: 15px;
}

.footer-links h4 {
    font-size: 17px;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--white);
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: var(--gray-light);
    text-decoration: none;
    transition: color 0.3s;
    font-size: 14px;
}

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

.footer-bottom {
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.footer-bottom p {
    color: var(--gray-light);
    font-size: 14px;
    margin-bottom: 6px;
}

/* ==================== */
/* FLOATING ELEMENTS    */
/* ==================== */
.back-to-top {
    position: fixed;
    bottom: 90px;
    right: 24px;
    width: 44px;
    height: 44px;
    background: var(--white);
    color: var(--primary);
    border: 2px solid var(--primary);
    border-radius: 50%;
    font-size: 20px;
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 999;
    transition: all 0.3s;
    box-shadow: var(--shadow);
}

.back-to-top:hover {
    background: var(--primary);
    color: var(--white);
}

.back-to-top.visible {
    display: flex;
}

.floating-wa {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 56px;
    height: 56px;
    background: #25D366;
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    text-decoration: none;
    z-index: 999;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.3);
    transition: all 0.3s;
    animation: float 3s ease-in-out infinite;
}

.floating-wa:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
}

/* ==================== */
/* RESPONSIVE           */
/* ==================== */
@media (max-width: 992px) {
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-content {
        max-width: 100%;
    }

    .hero-features {
        justify-content: center;
    }

    .hero-stats {
        justify-content: center;
    }

    .cta-group {
        justify-content: center;
    }

    .author-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .author-links {
        justify-content: center;
    }

    .company-badge {
        max-width: 300px;
        margin: 0 auto;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

@media (max-width: 768px) {
    .navbar .container {
        flex-direction: column;
        gap: 12px;
    }

    .mobile-menu-btn {
        display: flex;
        position: absolute;
        right: 20px;
        top: 50%;
        transform: translateY(-50%);
    }

    .nav-links {
        display: none;
        flex-direction: column;
        gap: 12px;
        width: 100%;
        padding-top: 12px;
    }

    .nav-links.active {
        display: flex;
    }

    .hero {
        padding: 130px 0 60px;
    }

    .hero-title {
        font-size: 32px;
    }

    .year-badge {
        font-size: 16px;
    }

    .section-header h2 {
        font-size: 28px;
    }

    .features-grid,
    .chapters-grid,
    .audience-grid,
    .testimonials-grid {
        grid-template-columns: 1fr;
    }

    .part-header {
        flex-direction: column;
        text-align: center;
    }

    .book-badge {
        position: static;
        margin-top: 20px;
    }

    .book-mockup {
        animation: none;
    }

    .final-cta-content h2 {
        font-size: 28px;
    }

    .pricing-header .amount {
        font-size: 44px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .hero-title {
        font-size: 28px;
    }

    .hero-stats {
        gap: 20px;
    }

    .stat-number {
        font-size: 24px;
    }

    .btn-lg {
        padding: 14px 24px;
        font-size: 16px;
    }

    .btn-price {
        display: none;
    }

    .feature-tag {
        font-size: 12px;
        padding: 6px 12px;
    }

    .order-layout {
        grid-template-columns: 1fr !important;
        gap: 24px;
    }

    .order-right {
        position: static;
    }

    .final-cta-content h2 {
        font-size: 26px;
    }
}

/* ==================== */
/* ORDER FORM           */
/* ==================== */
.order-form-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    border: 2px solid rgba(102, 126, 234, 0.12);
}

.order-form-header {
    background: var(--gradient-primary);
    padding: 28px 36px;
    color: var(--white);
    text-align: center;
}

.order-form-header h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 4px;
}

.order-form-header p {
    font-size: 14px;
    opacity: 0.85;
}

.order-form {
    padding: 36px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group {
    margin-bottom: 18px;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 6px;
}

.form-group .required {
    color: var(--danger);
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 12px 16px;
    font-size: 15px;
    border: 1.5px solid var(--gray-lighter);
    border-radius: var(--radius);
    font-family: inherit;
    transition: border-color 0.3s, box-shadow 0.3s;
    background: var(--white);
    color: var(--dark);
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.12);
}

.form-group input::placeholder {
    color: var(--gray-light);
}

.form-hint {
    display: block;
    font-size: 12px;
    color: var(--gray-light);
    margin-top: 4px;
}

/* Payment Info Box */
.payment-info-box {
    background: linear-gradient(135deg, #f0f4ff 0%, #f8faff 100%);
    border: 1.5px solid rgba(102, 126, 234, 0.15);
    border-radius: var(--radius-lg);
    padding: 24px;
    margin-bottom: 24px;
}

.payment-info-box h4 {
    font-size: 16px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 16px;
}

.payment-details {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.payment-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 0;
    border-bottom: 1px dashed var(--gray-lighter);
}

.payment-row:last-child {
    border-bottom: none;
}

.payment-row.total {
    border-top: 2px solid var(--primary);
    border-bottom: none;
    padding-top: 14px;
    margin-top: 6px;
}

.payment-label {
    font-size: 14px;
    color: var(--gray);
    font-weight: 500;
}

.payment-value {
    font-size: 14px;
    font-weight: 600;
    color: var(--dark);
}

.payment-value.copyable {
    cursor: pointer;
    color: var(--primary);
    transition: color 0.3s;
}

.payment-value.copyable:hover {
    color: var(--primary-dark);
}

.payment-value.copyable small {
    font-size: 11px;
    opacity: 0.7;
}

.payment-value.price {
    font-size: 20px;
    font-weight: 800;
    color: var(--primary);
}

.form-footer-note {
    text-align: center;
    margin-top: 14px;
    font-size: 13px;
    color: var(--gray-light);
}

/* Admin Link */
.admin-link {
    margin-top: 12px;
}

.admin-link a {
    color: var(--gray-light) !important;
    font-size: 12px !important;
    opacity: 0.5;
    transition: opacity 0.3s;
}

.admin-link a:hover {
    opacity: 1;
    color: var(--white) !important;
}

@media (max-width: 768px) {
    .form-row {
        grid-template-columns: 1fr;
    }

    .order-form {
        padding: 24px;
    }

    .order-form-header {
        padding: 24px;
    }
}

/* ==================== */
/* SALES CONVERSION     */
/* ==================== */

/* Social Proof Counter (Hero) */
.social-proof-counter {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.3);
    padding: 8px 16px;
    border-radius: 50px;
    font-size: 0.9rem;
    color: var(--dark);
    margin-bottom: 8px;
}

.proof-dot {
    width: 8px;
    height: 8px;
    background: var(--success);
    border-radius: 50%;
    animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {

    0%,
    100% {
        opacity: 1;
        transform: scale(1);
    }

    50% {
        opacity: 0.5;
        transform: scale(1.5);
    }
}

/* Countdown Timer */
.promo-countdown {
    margin-top: 16px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.countdown-label {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--danger);
}

.countdown-timer {
    display: flex;
    align-items: center;
    gap: 6px;
}

.countdown-unit {
    background: var(--dark);
    color: var(--white);
    padding: 8px 12px;
    border-radius: var(--radius);
    text-align: center;
    min-width: 54px;
}

.countdown-unit span {
    display: block;
    font-size: 1.5rem;
    font-weight: 800;
    line-height: 1;
}

.countdown-unit small {
    display: block;
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    opacity: 0.7;
    margin-top: 2px;
}

.countdown-sep {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--dark);
}

/* Trust Badges */
.trust-badges {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-top: 16px;
    flex-wrap: wrap;
}

.trust-item {
    background: var(--bg-light);
    border: 1px solid var(--gray-lighter);
    padding: 6px 14px;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--gray);
}

/* Sticky Bottom CTA Bar */
.sticky-cta-bar {
    position: fixed;
    bottom: -80px;
    left: 0;
    right: 0;
    background: var(--white);
    border-top: 1px solid var(--gray-lighter);
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.1);
    padding: 12px 0;
    z-index: 999;
    transition: bottom 0.3s ease;
}

.sticky-cta-bar.visible {
    bottom: 0;
}

.sticky-cta-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.sticky-cta-info {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.9rem;
}

.sticky-cta-info s {
    color: var(--gray-light);
    font-size: 0.85rem;
}

.sticky-price {
    color: var(--danger);
    font-weight: 700;
    font-size: 1.1rem;
}

.btn-sm {
    padding: 10px 24px;
    font-size: 0.9rem;
}

/* Social Proof Notification Popup */
.social-proof-popup {
    position: fixed;
    bottom: 90px;
    left: 20px;
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    padding: 14px 18px;
    z-index: 998;
    opacity: 0;
    transform: translateX(-120%);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    max-width: 320px;
    border-left: 3px solid var(--success);
}

.social-proof-popup.show {
    opacity: 1;
    transform: translateX(0);
}

.proof-popup-content {
    display: flex;
    align-items: center;
    gap: 12px;
}

.proof-popup-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--gradient-primary);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1rem;
    flex-shrink: 0;
}

.proof-popup-text {
    font-size: 0.85rem;
    line-height: 1.4;
}

.proof-popup-text small {
    color: var(--gray);
}

/* Responsive: Sticky CTA */
@media (max-width: 768px) {
    .sticky-cta-info strong {
        display: none;
    }

    .sticky-cta-info {
        gap: 4px;
    }

    .countdown-unit {
        min-width: 44px;
        padding: 6px 8px;
    }

    .countdown-unit span {
        font-size: 1.2rem;
    }

    .social-proof-popup {
        left: 10px;
        right: 10px;
        max-width: none;
        bottom: 80px;
    }

    .social-proof-counter {
        font-size: 0.8rem;
        padding: 6px 12px;
    }
}