/* --- TABLE OF CONTENTS ---
1.  Brand Guide Implementation & Global Styles
2.  Header & Navigation
3.  Utility & Container
4.  Hero Section (#1 Value Reveal)
5.  Book Visual Section
6.  Learn & Experience Section (List & Accordion)
7.  Author Section
7B. Interactive Tool Section
8.  Differentiators Section (Features)
9.  CTA Options Section
10. Social Proof Section (Interactive Slider)
11. Final Close Section
12. Footer & Social Icons
13. Animations & Transitions
14. Responsive Design (Media Queries)
15. Social Sharing Buttons & Icons
16. GOD MODE ANIMATIONS & EFFECTS
17. Mobile Sticky CTA
18. NEW & UPDATED STYLES
19. FLIPBOOK MODAL STYLES
20. HERO LAYOUT UPDATE
21. BOOK PROMO SECTION
--------------------------- */

/* 1. BRAND GUIDE IMPLEMENTATION & GLOBAL STYLES */
:root {
    --primary-color: #5e253a;
    --accent-color: #f9e266;
    --secondary-accent: #1c6264;
    --background-light: #fff;
    --muted-purple: #853256;
    --dark-text: #3a3a3a;
    --font-heading: 'Karla', sans-serif;
    --font-body: 'Lato', sans-serif;
    --shadow-subtle: 0 8px 30px rgba(94, 37, 58, 0.08);
    --shadow-strong: 0 10px 40px rgba(94, 37, 58, 0.15);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
    font-family: var(--font-body);
    color: var(--dark-text);
    line-height: 1.8;
    background-color: var(--background-light);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    font-size: clamp(16px, 1.1vw, 18px); 
}
body.no-scroll {
    overflow: hidden;
}
h1, h2, h3 {
    font-family: var(--font-heading);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--primary-color);
}
h1 { font-size: clamp(2.2rem, 5vw, 3rem); }
h2 { font-size: clamp(2rem, 4vw, 2.75rem); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.5rem); }

/* 2. HEADER & NAVIGATION */
.header {
    background-color: #fff;
    box-shadow: 0 2px 20px rgba(94, 37, 58, 0.0);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    transition: background-color 0.4s ease, box-shadow 0.4s ease;
}

.header.scrolled {
    background-color: rgba(255, 255, 255, 0.85);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 30px rgba(94, 37, 58, 0.1);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
    max-width: 1100px;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo-link {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.8rem;
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.3s ease;
    display: inline-block;
}

.logo-link:hover {
    color: var(--muted-purple);
}

.logo-image {
    height: 40px;
    width: auto;
    max-width: 200px;
    transition: transform 0.3s ease;
}

.logo-image:hover {
    transform: scale(1.05);
}

.nav {
    position: relative;
}

.menu-toggle {
    cursor: pointer;
    z-index: 1001;
    position: relative;
    padding: 0.5rem;
}
/* FIX: Added reset styles for the menu-toggle button */
button.menu-toggle {
    background: none;
    border: none;
}

.menu-icon {
    display: block;
    width: 30px;
    height: 22px;
    position: relative;
    cursor: pointer;
}

.menu-icon span {
    display: block;
    position: absolute;
    height: 3px;
    width: 100%;
    background: var(--primary-color);
    border-radius: 3px;
    opacity: 1;
    left: 0;
    transform: rotate(0deg);
    transition: all 0.25s ease-in-out;
}

.menu-icon span:nth-child(1) { top: 0px; }
.menu-icon span:nth-child(2) { top: 9px; }
.menu-icon span:nth-child(3) { top: 18px; }

.menu-toggle.active .menu-icon span:nth-child(1) {
    top: 9px;
    transform: rotate(135deg);
}

.menu-toggle.active .menu-icon span:nth-child(2) {
    opacity: 0;
    left: -60px;
}

.menu-toggle.active .menu-icon span:nth-child(3) {
    top: 9px;
    transform: rotate(-135deg);
}

.nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100vh;
    background: linear-gradient(135deg, var(--primary-color), var(--muted-purple));
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    list-style: none;
    transition: right 0.4s cubic-bezier(0.25, 1, 0.5, 1);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    z-index: 999;
}

.nav-menu.active {
    right: 0;
}

.nav-menu li {
    margin: 1.5rem 0;
    opacity: 0;
    transform: translateX(50px);
    transition: all 0.3s ease;
}

.nav-menu.active li {
    opacity: 1;
    transform: translateX(0);
}

.nav-menu.active li:nth-child(1) { transition-delay: 0.1s; }
.nav-menu.active li:nth-child(2) { transition-delay: 0.2s; }
.nav-menu.active li:nth-child(3) { transition-delay: 0.3s; }
.nav-menu.active li:nth-child(4) { transition-delay: 0.4s; }
.nav-menu.active li:nth-child(5) { transition-delay: 0.5s; }
.nav-menu.active li:nth-child(6) { transition-delay: 0.6s; }

.nav-link {
    color: #fff;
    text-decoration: none;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.5rem;
    position: relative;
    transition: all 0.3s ease;
    padding: 0.5rem 1rem;
    border-radius: 8px;
}

.nav-link:hover {
    color: var(--accent-color);
    transform: scale(1.1);
    background-color: rgba(255, 255, 255, 0.1);
}

.nav-link.nav-link-active {
    color: var(--accent-color);
    background-color: rgba(255, 255, 255, 0.1);
}

/* Desktop Navigation Styles */
@media (min-width: 769px) {
    .menu-toggle {
        display: none;
    }
    
    .nav-menu {
        position: static;
        right: auto;
        width: auto;
        height: auto;
        background: transparent;
        flex-direction: row;
        justify-content: flex-end;
        -webkit-backdrop-filter: none;
        backdrop-filter: none;
    }
    
    .nav-menu.active {
        right: auto;
    }
    
    .nav-menu li {
        margin: 0 0 0 0.5rem; 
        opacity: 1;
        transform: none;
        transition: none;
    }
    
    .nav-link {
        color: var(--primary-color);
        font-size: 1rem;
        position: relative;
        background: transparent;
        padding: 0.5rem 1.25rem; 
        border-radius: 50px;      
        transition: all 0.3s ease;
    }
        
    .nav-link:hover {
        color: var(--muted-purple);
        transform: none;
        background: rgba(94, 37, 58, 0.07); 
    }

    .nav-link.nav-link-active {
        background-image: linear-gradient(45deg, var(--accent-color) 0%, #ffe14d 50%, var(--accent-color) 100%);
        color: var(--primary-color);
        box-shadow: 0 2px 10px rgba(94, 37, 58, 0.1);
    }
    
    /* This rule prevents the active link from losing its style on hover */
    .nav-link.nav-link-active:hover {
        background-image: linear-gradient(45deg, var(--accent-color) 0%, #ffe14d 50%, var(--accent-color) 100%);
        color: var(--primary-color);
        transform: translateY(-1px);
    }
}

/* 3. UTILITY & CONTAINER */
.container { width: 90%; max-width: 1100px; margin: 0 auto; }
section { 
    padding: 3.5rem 0;
    overflow-x: clip;
} 
.section-header { text-align: center; max-width: 700px; margin: 0 auto 3rem auto; }
.pre-headline {
    display: none;
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--muted-purple);
    margin-bottom: 0.75rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    font-size: 0.9rem;
}

/* --- BUTTON STYLES --- */
.button {
    display: inline-block;
    padding: 1rem 2.5rem;
    text-decoration: none;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.1rem;
    border-radius: 50px;
    box-shadow: var(--shadow-subtle);
    text-align: center;
    position: relative;
    overflow: hidden;
    z-index: 1;
    border: none;
    border-bottom: 4px solid #c1a82b; 
    background-image: linear-gradient(45deg, var(--accent-color) 0%, #ffe14d 50%, var(--accent-color) 100%);
    background-size: 200% auto;
    color: var(--primary-color);
    transition: all 0.2s ease-in-out;
}
.button:hover { 
    transform: translateY(-2px); 
    box-shadow: var(--shadow-strong);
    background-position: right center;
    color: var(--primary-color);
}
.button:active {
    transform: translateY(2px); 
    box-shadow: 0 4px 15px rgba(94, 37, 58, 0.1);
    border-bottom-width: 2px;
}

.button-large { font-size: 1.25rem; padding: 1.2rem 3rem; }

.button-secondary { 
    background-image: none;
    background-color: transparent; 
    border: 2px solid var(--primary-color); 
    border-bottom: 4px solid var(--muted-purple);
    color: var(--primary-color); 
}
.button-secondary:hover { 
    background-color: var(--primary-color); 
    color: #fff; 
}
.button-secondary:active, .button-secondary.active {
    background-color: var(--muted-purple);
    color: #fff;
}

.button-small {
    padding: 0.6rem 1.5rem;
    font-size: 0.9rem;
    font-weight: 700;
    border-bottom-width: 3px;
}
.button-small:active {
    border-bottom-width: 1px;
}


/* 4. HERO SECTION (#1 VALUE REVEAL) */
.hero {
    background: #fff;
    padding: 6rem 0 0 0;
    margin-top: 80px; 
}

.value-certificate {
    background-color: transparent;
    border-radius: 12px;
    padding: 0;
    box-shadow: none;
    border: none;
    animation: fadeInUp 0.8s 0.2s cubic-bezier(0.25, 1, 0.5, 1) both;
}
#certificate-image {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: var(--shadow-strong);
}

.hero h2 { 
    animation: fadeInUp 0.8s 0.4s cubic-bezier(0.25, 1, 0.5, 1) both;
    margin-bottom: 1.5rem; 
}
#hero-h2 {
    font-size: clamp(1.2rem, 2.5vw, 1.5rem);
    font-family: var(--font-body);
    font-weight: 400;
    color: var(--dark-text);
    line-height: 1.6;
}
.hero .hero-body { animation: fadeInUp 0.8s 0.6s cubic-bezier(0.25, 1, 0.5, 1) both; }
.hero .bridge-cta { animation: fadeInUp 0.8s 0.8s cubic-bezier(0.25, 1, 0.5, 1) both; }

.hero-body { max-width: 650px; margin: 2rem auto; }
.bridge-cta { font-family: var(--font-heading); font-size: 1.2rem; margin-top: 2.5rem; }

/* 5. BOOK VISUAL SECTION */
.book-visual { 
    padding: 3.5rem 0;
    margin-top: 0;
    position: relative; 
    z-index: 10; 
    perspective: 1000px; 
}
.book-visual-container {
    position: relative;
    display: inline-block;
    cursor: pointer;
    transform-style: preserve-3d; 
    transition: transform 0.2s ease-out; 
    animation: float 6s ease-in-out infinite;
}
.book-visual-container:hover {
    animation-play-state: paused;
}
.book-cover-image {
    max-width: 350px;
    width: 100%;
    position: relative;
    z-index: 1;
    border-radius: 4px; 
}
.book-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 2;
    background: linear-gradient(to top, rgba(94, 37, 58, 0.9) 0%, rgba(94, 37, 58, 0.4) 70%, transparent 100%);
    color: #fff;
    display: flex;
    justify-content: center;
    align-items: flex-end; 
    opacity: 0;
    transform: translateY(20px); 
    transition: all 0.4s cubic-bezier(0.25, 1, 0.5, 1);
    border-radius: 4px; 
    pointer-events: none;
    padding: 2rem;
}
.book-visual-container:hover .book-overlay {
    opacity: 1;
    transform: translateY(0);
}
.book-overlay-content {
    text-align: center;
    font-family: var(--font-heading);
    font-weight: 700;
    transform: translateY(20px); 
    opacity: 0;
    transition: all 0.4s cubic-bezier(0.25, 1, 0.5, 1);
    transition-delay: 0.1s; 
}
.book-visual-container:hover .book-overlay-content {
    transform: translateY(0);
    opacity: 1;
}
.book-overlay-content svg {
    display: block;
    margin: 0 auto 0.5rem;
}


/* 6. LEARN & EXPERIENCE SECTION */
.learn-experience { 
    /* No custom styles needed */
}

/* 7. AUTHOR SECTION */
.author { background-color: #fff; }
.author-container { display: flex; align-items: center; gap: 4rem; }
.author-image-column { flex: 0 0 300px; position: relative; }
.author-image-background { position: absolute; top: -20px; left: -20px; width: 100%; height: 100%; background-color: var(--accent-color); border-radius: 12px; z-index: 0; transition: transform 0.4s ease; }
.author-image-column:hover .author-image-background { transform: rotate(-3deg) scale(1.05); }
.author-photo { width: 100%; border-radius: 12px; position: relative; z-index: 1; box-shadow: var(--shadow-strong); transition: transform 0.4s ease; }
.author-image-column:hover .author-photo { transform: rotate(2deg) scale(1.05); }
.author-bio-column { flex: 1; }
.author-bio-column blockquote { font-family: var(--font-heading); font-size: 1.2rem; color: var(--muted-purple); border-left: 3px solid var(--secondary-accent); padding-left: 1.5rem; margin: 1.5rem 0; }

/* 7B. INTERACTIVE TOOL SECTION */
.interactive-tool { background-color: var(--background-light); }
.tool-options {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}
.tool-result {
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transition: all 0.5s ease;
    background-color: #fff;
    padding: 0 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-subtle);
    max-width: 700px;
    margin: 0 auto;
}
.tool-result.visible {
    max-height: 300px;
    opacity: 1;
    padding: 2rem;
}
.tool-result p {
    margin: 0;
    font-size: 1.1rem;
    color: var(--primary-color);
}

/* 8. DIFFERENTIATORS SECTION (FEATURES) */
.differentiators { background-color: var(--background-light); }
.tiles { 
    display: grid; 
    grid-template-columns: repeat(3, 1fr); 
    gap: 2rem; 
    margin-top: 3rem; 
}
.tile {
    padding: 2.5rem 2rem;
    border-radius: 12px;
    background-color: #fff;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-subtle);
    text-align: center;
}
.tile:hover { 
    transform: translateY(-10px); 
    box-shadow: var(--shadow-strong); 
    border-bottom: 4px solid var(--accent-color); 
}
.tile-icon {
    width: 50px;
    height: 50px;
    background-color: var(--primary-color);
    color: #fff;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto 1.5rem auto;
    transition: transform 0.3s ease;
}
.tile:hover .tile-icon { 
    transform: scale(1.1) rotate(-15deg); 
}
.tile-icon svg { 
    width: 24px; 
    height: 24px; 
}

/* 9. CTA OPTIONS SECTION */
.cta-options { 
    background: linear-gradient(-45deg, var(--muted-purple), var(--primary-color), var(--secondary-accent), var(--muted-purple));
    background-size: 400% 400%;
    animation: gradientWave 15s ease infinite;
    text-align: center; 
}
.cta-options .section-header h2, .cta-options .section-header p, .cta-options, .option-box li { color: #fff; }
.options-flex { display: flex; gap: 2rem; margin-top: 3rem; }
.option-box {
    flex: 1;
    background-color: rgba(255, 255, 255, 0.1);
    padding: 2rem;
    border-radius: 12px;
    border: 2px solid rgba(255, 255, 255, 0.2);
    -webkit-backdrop-filter: blur(5px);
    backdrop-filter: blur(5px);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
}
.option-box:hover { transform: scale(1.05); border-color: var(--accent-color); }
.option-tag { display: inline-block; background-color: var(--accent-color); color: var(--primary-color); padding: 0.3rem 0.8rem; border-radius: 50px; font-family: var(--font-heading); font-weight: 700; font-size: 0.8rem; margin-bottom: 1rem; }
.option-box h3 { color: var(--accent-color); }
.option-box ul { list-style: none; text-align: left; margin: 1.5rem 0; }
.option-box li { margin-bottom: 0.5rem; padding-left: 1.5rem; position: relative; }
.option-box li::before { content: '✓'; position: absolute; left: 0; color: var(--accent-color); }
.option-box .button { margin-top: auto; }
.option-box .button-secondary { background-color: var(--accent-color); border-color: var(--accent-color); color: var(--primary-color); }
.option-box .button-secondary:hover { background: transparent; color: var(--accent-color); }

/* 10. SOCIAL PROOF SECTION (INTERACTIVE SLIDER) */
.social-proof { padding-bottom: 6rem; }
.testimonial-slider-container {
    overflow: hidden;
    padding: 2rem 0;
    position: relative;
    width: 100%;
    -webkit-mask-image: linear-gradient(to right, transparent, black 20%, black 80%, transparent);
    mask-image: linear-gradient(to right, transparent, black 20%, black 80%, transparent);
}
.testimonial-slider-container:hover .testimonial-slider { animation-play-state: paused; }
.testimonial-slider {
    display: flex;
    width: calc(4 * 2 * 380px); 
    animation: scroll 40s linear infinite;
}
.testimonial-card {
    background-color: #fff;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-subtle);
    border-top: 4px solid var(--secondary-accent);
    width: 350px;
    margin: 0 15px;
    flex-shrink: 0;
    transition: transform 0.3s ease;
    display: flex;
    flex-direction: column;
}
.testimonial-card:hover {
    transform: scale(1.03);
}
.testimonial-card p { font-style: italic; color: var(--muted-purple); margin-bottom: 1rem; flex-grow: 1; }
.testimonial-card span { font-family: var(--font-heading); font-weight: 700; }
.testimonial-author {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid rgba(94, 37, 58, 0.1);
}


/* 11. FINAL CLOSE SECTION */
.final-close { text-align: center; }
.final-close .button { margin-top: 2.5rem; }
.guarantee-text { display: block; margin-top: 1rem; font-size: 0.9rem; color: #888; }

.final-close-body {
    max-width: 750px;
    margin-left: auto;
    margin-right: auto;
    font-size: 1.1rem;
    line-height: 1.7;
}
.final-close .tiles {
    margin-top: 2.5rem;
    margin-bottom: 2.5rem;
}


/* 12. FOOTER & SOCIAL ICONS */
footer { 
    background-color: var(--primary-color); 
    color: rgba(255,255,255,0.8); 
    padding: 3rem 0; 
    margin-top: 4rem; 
}
.footer-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}
.footer-social {
    display: flex;
    gap: 0.5rem; 
}

.footer-copy {
    text-align: center;
    font-size: 0.9rem;
}
.footer-legal {
    display: flex;
    gap: 0.75rem;
    align-items: center;
    font-size: 0.8rem;
    color: rgba(255,255,255,0.6);
}
.footer-legal a {
    color: rgba(255,255,255,0.6);
    text-decoration: none;
    transition: color 0.3s ease;
}
.footer-legal a:hover {
    color: #fff;
    text-decoration: underline;
}

.footer-legal .separator {
    display: inline-block;
    color: rgba(255,255,255,0.3);
}

@media (max-width: 768px) {
    .footer-legal {
        display: flex;
        flex-direction: column;
        gap: 0.5rem;
    }
    .footer-legal .separator {
        display: none;
    }
}


/* 13. ANIMATIONS & TRANSITIONS */
@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
    100% { transform: translateY(0px); }
}
@keyframes scroll {
    0% { transform: translateX(0); }
    100% { transform: translateX(calc(-4 * 380px)); }
}

.section-cta {
    text-align: center;
    margin-top: 3rem;
}

/* 14. RESPONSIVE DESIGN (MEDIA QUERIES) */
@media (max-width: 992px) {
    .author-container { flex-direction: column; text-align: center; gap: 2rem; }
    .author-image-column { max-width: 300px; }
    .tiles,
    .feature-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .header-cta { display: none; }
    .header-actions { gap: 0; }
    .hero { padding: 2rem 0 0 0; margin-top: 70px; }
    .logo-image { transform: translateY(3px); }
    .testimonial-slider { animation-duration: 60s; }
    .options-flex { flex-direction: column; }
    .option-box:hover { transform: scale(1); }
    .learn-experience { padding-top: 4rem; }
    .book-visual { padding: 2rem 0; margin-top: 0; }
    .container { width: 95%; }
    section { padding: 3rem 0; }
    .testimonial-card { width: 300px; margin: 0 10px; }
    .outcomes-list {
        padding: 0 2rem;
    }
    .differentiators .tiles,
    .final-close .tiles {
        grid-template-columns: 1fr;
    }
    /* HIDE THE CHECKMARK ON MOBILE */
    .outcomes-list li::before {
        display: none;
    }
}

@media (max-width: 480px) {
    .testimonial-card { width: 280px; padding: 1.5rem; }
    .author-image-column { max-width: 250px; }
    .book-cover-image { max-width: 280px; }
    .tool-options { flex-direction: column; }
}

/* 15. SOCIAL SHARING BUTTONS & ICONS */
.social-share-container {
    animation: fadeInUp 0.8s 0.3s cubic-bezier(0.25, 1, 0.5, 1) both;
}
.share-prompt {
    font-family: var(--font-body);
    font-size: 0.9rem;
    color: var(--muted-purple);
    margin-bottom: 0.75rem;
    font-weight: 700;
    text-align: center;
}
.share-buttons {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
}

/* UNIFIED SOCIAL ICON STYLES */
.social-icon-link {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 44px;  
    height: 44px; 
    border-radius: 50%;
    transition: all 0.3s ease;
}
.social-icon-link img {
    width: 24px;  
    height: 24px; 
    display: block;
    transition: filter 0.3s ease; 
}

/* Specific styles for Hero Section icons */
.social-icon-link.hero-icon {
    background-color: transparent;
    border: 1px solid rgba(94, 37, 58, 0.2);
}
.social-icon-link.hero-icon:hover {
    transform: scale(1.1) translateY(-3px);
    background-color: var(--primary-color);
}
.social-icon-link.hero-icon:hover img {
    filter: brightness(0) invert(1);
}

/* Specific styles for Footer icons */
.social-icon-link.footer-icon:hover {
    transform: translateY(-3px);
    background-color: rgba(255, 255, 255, 0.1);
}
.social-icon-link.footer-icon:hover img {
    filter: brightness(0) saturate(100%) invert(88%) sepia(43%) saturate(662%) hue-rotate(345deg) brightness(102%) contrast(97%);
}


/* 16. GOD MODE ANIMATIONS & EFFECTS */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes gradientWave {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.25, 1, 0.5, 1), transform 0.8s cubic-bezier(0.25, 1, 0.5, 1);
}
.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}
.tiles .animate-on-scroll:nth-child(2),
.options-flex .animate-on-scroll:nth-child(2),
.feature-grid .animate-on-scroll:nth-child(2) {
    transition-delay: 0.2s;
}
.tiles .animate-on-scroll:nth-child(3),
.feature-grid .animate-on-scroll:nth-child(3) {
    transition-delay: 0.4s;
}
.feature-grid .animate-on-scroll:nth-child(4) { transition-delay: 0.1s; }
.feature-grid .animate-on-scroll:nth-child(5) { transition-delay: 0.3s; }
.feature-grid .animate-on-scroll:nth-child(6) { transition-delay: 0.5s; }

.section-header h2,
.final-close h2,
.experience-outcomes h2 {
    background: linear-gradient(45deg, var(--primary-color) 30%, var(--muted-purple) 70%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.cta-options .section-header h2 {
    background: none;
    -webkit-background-clip: initial;
    -webkit-text-fill-color: initial;
    background-clip: initial;
    color: var(--accent-color);
}
.section-header h2 em {
    font-style: italic;
    background: linear-gradient(45deg, var(--secondary-accent) 30%, var(--muted-purple) 70%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* 17. MOBILE STICKY CTA */
.mobile-sticky-cta {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.85);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    box-shadow: 0 -4px 30px rgba(94, 37, 58, 0.1);
    z-index: 900;
    text-align: center;
    opacity: 0;
    transform: translateY(100%);
    visibility: hidden;
    transition: all 0.4s cubic-bezier(0.25, 1, 0.5, 1);
}
.mobile-sticky-cta.visible {
    opacity: 1;
    transform: translateY(0);
    visibility: visible;
}
.mobile-sticky-cta .button {
    width: 100%;
    max-width: 400px;
}
@media (min-width: 769px) {
    .mobile-sticky-cta {
        display: none;
    }
}

/* 18. NEW & UPDATED STYLES */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-top: 3rem;
}
.feature-card {
    background: #fff;
    border: 1px solid rgba(94, 37, 58, 0.1);
    border-radius: 12px;
    padding: 2rem;
    transition: all 0.3s ease;
}
.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-strong);
    border-color: var(--primary-color);
}
.feature-card-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}
.feature-card-header h3 {
    margin-bottom: 0;
    font-size: 1.3rem;
}
.feature-card-icon {
    width: 44px;
    height: 44px;
    background-color: var(--primary-color);
    color: #fff;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-shrink: 0;
}
.feature-card-icon svg {
    width: 22px;
    height: 22px;
}
.feature-card-chapter {
    background-color: var(--accent-color);
    color: var(--primary-color);
    padding: 0.25rem 0.75rem;
    border-radius: 50px;
    font-family: var(--font-heading);
    font-size: 0.8rem;
    font-weight: 800;
    white-space: nowrap; 
}

.experience-outcomes {
    background-color: #fdf8fa;
}
.outcomes-list {
    list-style: none;
    padding: 0;
    max-width: 700px;
    margin: 0 auto;
    text-align: left;
}
.outcomes-list li {
    padding: 1rem 1rem 1rem 2.5rem;
    position: relative;
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
    font-family: var(--font-heading);
    font-weight: 700;
    border-bottom: 1px solid rgba(94, 37, 58, 0.1);
}
.outcomes-list li:last-child {
    border-bottom: none;
}
.outcomes-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    color: var(--secondary-accent);
    font-size: 1.5rem;
    font-weight: bold;
}

.credibility-stat {
    text-align: center;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--dark-text);
    margin: -1rem auto 2rem;
    max-width: 500px;
}

/* 19. FLIPBOOK MODAL STYLES */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.85);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    padding: 1rem;
}
.modal-content {
    position: relative;
    width: 90%;
    height: 90%;
    max-width: 1200px;
    background: #333;
    border-radius: 8px;
    box-shadow: 0 5px 30px rgba(0,0,0,0.5);
}
.modal-content iframe {
    width: 100%;
    height: 100%;
    border: none;
    border-radius: 8px;
}
.modal-close {
    position: absolute;
    top: -15px;
    right: -15px;
    background: #fff;
    color: var(--primary-color);
    width: 35px;
    height: 35px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
    line-height: 1;
    cursor: pointer;
    box-shadow: 0 2px 10px rgba(0,0,0,0.2);
    border: 2px solid var(--primary-color);
    z-index: 2001;
}

/*
=====================================================================
== FIX: Mobile Responsiveness for "The Promise" (Learn Experience) Section ==
=====================================================================
*/
@media (max-width: 768px) {
    .learn-experience .feature-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    .learn-experience .feature-card {
        padding: 1.5rem;
        text-align: left;
    }
    .learn-experience .feature-card-header {
        flex-wrap: wrap;
    }
}

/*
=====================================================================
== 20. HERO LAYOUT UPDATE ==
=====================================================================
*/
.hero {
    padding-bottom: 3rem;
}
.hero-main-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
    text-align: left;
    max-width: 1100px;
    margin-bottom: 2.5rem;
}
.hero-column-right .hero-body {
    margin: 1.5rem 0;
}
.hero-column-right .bridge-cta {
    margin-top: 1.5rem;
    margin-bottom: 0;
}
.hero-actions-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    margin-top: 2rem;
}

.share-label {
    margin-bottom: -0.75rem;
    font-size: 0.9rem;
    color: var(--dark-text);
}

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

.hero-download-action {
    margin-top: 2rem;
}


@media (max-width: 820px) {
    .hero-main-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
        align-items: start;
    }
    .hero-column-left {
        order: 1;
    }
    .hero-column-right {
        order: 2;
        text-align: center;
    }
    .hero-actions-container {
        align-items: center;
    }
    .hero-body {
        margin-left: auto;
        margin-right: auto;
    }
}

/*
=====================================================================
== 21. BOOK PROMO SECTION ==
=====================================================================
*/
.book-promo-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}
.book-text-column {
    text-align: left;
}
.book-image-column {
    text-align: center; 
}
.book-text-column .hero-body {
    margin: 1.5rem 0;
}
.book-text-column .bridge-cta {
    margin-top: 0;
}

@media (max-width: 820px) {
    .book-promo-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    .book-text-column {
        order: 1; 
        text-align: center;
    }
    .book-image-column {
        order: 2; 
    }
}

/*
=====================================================================
== FOOTER MOBILE STYLING FIX ==
=====================================================================
*/

@media (max-width: 768px) {
    .footer-legal {
        flex-direction: column;
        gap: 0.5rem;
    }

    .footer-legal .separator {
        display: none;
    }
}