/* ============================================
   VARIABLES & RESET
   ============================================ */
:root {
    --color-bg: #fafaf8;
    --color-surface: #ffffff;
    --color-text: #1a1a1a;
    --color-text-secondary: #6b7280;
    --color-accent: #e85d04;
    --color-accent-hover: #dc2f02;
    --color-border: #e5e7eb;
    --color-dark: #0f172a;
    
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-serif: 'Playfair Display', Georgia, serif;
    
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 2rem;
    --space-lg: 4rem;
    --space-xl: 6rem;
    
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 20px rgba(0,0,0,0.08);
    --shadow-lg: 0 12px 40px rgba(0,0,0,0.12);
    
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-sans);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.7;
    overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

/* ============================================
   NAVIGATION
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--space-sm) 0;
    transition: var(--transition);
}

.navbar.scrolled {
    background: rgba(250, 250, 248, 0.9);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-md);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    font-size: 1.1rem;
}

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

.logo-img {
    height: 32px;
    width: auto;
    object-fit: contain;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    transition: var(--transition);
}

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

.nav-cta {
    background: var(--color-accent);
    color: white !important;
    padding: 0.5rem 1.2rem;
    border-radius: var(--radius-sm);
}

.nav-cta:hover {
    background: var(--color-accent-hover);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--color-text);
    transition: var(--transition);
}

/* ============================================
   HERO
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    padding: var(--space-xl) var(--space-md);
}

.hero-bg {
    position: absolute;
    inset: 0;
    background-image: 
        radial-gradient(ellipse at 20% 50%, rgba(232, 93, 4, 0.06) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(15, 23, 42, 0.04) 0%, transparent 50%),
        linear-gradient(180deg, rgba(250, 250, 248, 0.85) 0%, rgba(245, 244, 240, 0.95) 100%),
        url('sylvain-velo.jpg');
    background-size: cover;
    background-position: center;
}

.hero-content {
    position: relative;
    text-align: center;
    max-width: 800px;
}

.hero-eyebrow {
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--color-accent);
    margin-bottom: var(--space-sm);
}

.hero-title {
    font-family: var(--font-serif);
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 700;
    line-height: 1.15;
    margin-bottom: var(--space-md);
    color: var(--color-dark);
}

.hero-title em {
    font-style: italic;
    color: var(--color-accent);
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto var(--space-md);
}

.hero-actions {
    display: flex;
    gap: var(--space-sm);
    justify-content: center;
    flex-wrap: wrap;
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.85rem 2rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.95rem;
    transition: var(--transition);
    cursor: pointer;
    border: none;
}

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

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

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

.btn-secondary:hover {
    border-color: var(--color-text);
}

.btn-large {
    padding: 1rem 2.5rem;
    font-size: 1.05rem;
}

/* ============================================
   SCROLL INDICATOR
   ============================================ */
.scroll-indicator {
    position: absolute;
    bottom: var(--space-md);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-text-secondary);
    font-size: 0.75rem;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.scroll-line {
    width: 1px;
    height: 40px;
    background: var(--color-accent);
    animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
    0%, 100% { opacity: 0.3; transform: scaleY(0.5); }
    50% { opacity: 1; transform: scaleY(1); }
}

/* ============================================
   STATS
   ============================================ */
.stats {
    padding: var(--space-lg) 0;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.stats .container {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-md);
    text-align: center;
}

.stat-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.stat-number {
    font-family: var(--font-serif);
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-accent);
}

.stat-label {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
}

/* ============================================
   SECTIONS
   ============================================ */
.about, .why, .ebook, .contact {
    padding: var(--space-xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-lg);
}

.section-tag {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--color-accent);
    margin-bottom: var(--space-xs);
}

.section-title {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    line-height: 1.2;
}

.section-title em {
    font-style: italic;
    color: var(--color-accent);
}

.section-subtitle {
    font-size: 1.05rem;
    color: var(--color-text-secondary);
    margin-top: var(--space-xs);
}

/* ============================================
   ABOUT
   ============================================ */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
    align-items: start;
}

.about-text p {
    font-size: 1.05rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-sm);
}

.about-skills {
    background: var(--color-surface);
    padding: var(--space-md);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.about-skills h3 {
    font-size: 1.2rem;
    margin-bottom: var(--space-md);
}

.skill-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.skill-item {
    display: flex;
    gap: var(--space-sm);
    align-items: start;
}

.skill-icon {
    color: var(--color-accent);
    font-size: 1.2rem;
    flex-shrink: 0;
    margin-top: 0.15rem;
}

.skill-item strong {
    display: block;
    font-size: 0.95rem;
}

.skill-item span:last-child {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
}

/* ============================================
   BENEFITS GRID
   ============================================ */
.benefits-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
}

.benefit-card {
    background: var(--color-surface);
    padding: var(--space-md);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.benefit-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.benefit-icon {
    font-size: 2.5rem;
    margin-bottom: var(--space-sm);
}

.benefit-card h3 {
    font-size: 1.2rem;
    margin-bottom: var(--space-xs);
}

.benefit-card p {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
}

/* ============================================
   EBOOK SECTION
   ============================================ */
.ebook {
    background: var(--color-dark);
    color: white;
}

.ebook .section-tag {
    color: var(--color-accent);
}

.ebook-layout {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: var(--space-lg);
    align-items: center;
}

.ebook-mockup {
    display: flex;
    justify-content: center;
}

.ebook-cover {
    width: 280px;
    height: 400px;
    background: linear-gradient(135deg, var(--color-accent), #f97316);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    box-shadow: var(--shadow-lg);
    position: relative;
}

.ebook-cover::before {
    content: '';
    position: absolute;
    left: 0;
    top: 10%;
    bottom: 10%;
    width: 3px;
    background: rgba(255,255,255,0.3);
    border-radius: 0 2px 2px 0;
}

.ebook-category {
    font-size: 0.65rem;
    letter-spacing: 3px;
    opacity: 0.8;
    margin-bottom: var(--space-sm);
}

.ebook-cover h3 {
    font-family: var(--font-serif);
    font-size: 1.6rem;
    line-height: 1.2;
    margin-bottom: var(--space-sm);
}

.ebook-cover h3 em {
    font-style: italic;
    opacity: 0.9;
}

.ebook-author {
    font-size: 0.85rem;
    opacity: 0.7;
}

.ebook-info .section-tag {
    color: var(--color-accent);
}

.ebook-title {
    font-family: var(--font-serif);
    font-size: clamp(1.8rem, 3vw, 2.5rem);
    margin-bottom: var(--space-sm);
}

.ebook-description {
    color: rgba(255,255,255,0.7);
    margin-bottom: var(--space-md);
}

.ebook-chapters {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    margin-bottom: var(--space-md);
}

.ebook-chapters li {
    font-size: 0.95rem;
}

.ebook-price {
    display: flex;
    align-items: baseline;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

.price-label {
    font-size: 0.9rem;
    color: rgba(255,255,255,0.6);
}

.price-value {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-accent);
}

.ebook-guarantee {
    text-align: center;
    font-size: 0.8rem;
    color: rgba(255,255,255,0.4);
    margin-top: var(--space-xs);
}

/* ============================================
   CONTACT FORM
   ============================================ */
.contact-form {
    max-width: 700px;
    margin: 0 auto;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-sm);
}

.form-group {
    margin-bottom: var(--space-sm);
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 0.4rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.85rem 1rem;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-family: var(--font-sans);
    font-size: 0.95rem;
    background: var(--color-surface);
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-accent);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    padding: var(--space-md) 0;
    border-top: 1px solid var(--color-border);
}

.footer-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
}

.footer-text {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
}

.footer-links {
    display: flex;
    gap: var(--space-sm);
}

.footer-links a {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
}

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

/* ============================================
   ANIMATIONS (AOS-like)
   ============================================ */
[data-aos] {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-aos].aos-visible {
    opacity: 1;
    transform: translateY(0);
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 900px) {
    .about-grid,
    .ebook-layout {
        grid-template-columns: 1fr;
    }
    
    .benefits-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .stats .container {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    :root {
        --space-lg: 3rem;
        --space-xl: 4rem;
    }
    
    .hero {
        min-height: 60vh;
        padding: 100px var(--space-md) var(--space-md);
    }
    
    .scroll-indicator {
        display: none;
    }
    
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--color-bg);
        flex-direction: column;
        padding: var(--space-md);
        border-bottom: 1px solid var(--color-border);
        gap: var(--space-sm);
    }
    
    .nav-links.active {
        display: flex;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .benefits-grid,
    .stats .container {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .hero-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    
    .ebook-cover {
        width: 240px;
        height: 340px;
    }
}

/* ============================================
   EBOOK PAGE SPECIFIC STYLES (IMPORTED)
   ============================================ */
.ebook-page-hero {
    min-height: 70vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 120px var(--space-md) var(--space-lg);
    position: relative;
}

.ebook-page-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 30% 40%, rgba(232, 93, 4, 0.06) 0%, transparent 50%),
                radial-gradient(ellipse at 70% 60%, rgba(15, 23, 42, 0.04) 0%, transparent 50%);
}

.ebook-page-hero-content {
    position: relative;
    z-index: 1;
    max-width: 750px;
}

.ebook-page-hero h1 {
    font-family: var(--font-serif);
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 700;
    line-height: 1.15;
    margin-bottom: var(--space-md);
    color: var(--color-dark);
}

.ebook-page-hero h1 em {
    font-style: italic;
    color: var(--color-accent);
}

.ebook-page-hero p {
    font-size: 1.2rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-md);
}

/* Chapters */
.ebook-chapters {
    padding: var(--space-xl) 0;
}

.chapters-grid {
    display: grid;
    gap: var(--space-md);
}

.chapter-card {
    background: var(--color-surface);
    padding: var(--space-md);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border-left: 3px solid transparent;
}

.chapter-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-left-color: var(--color-accent);
}

.chapter-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--color-accent);
    color: white;
    border-radius: 8px;
    font-weight: 700;
    font-size: 0.85rem;
    margin-bottom: var(--space-xs);
}

.chapter-card h3 {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    color: var(--color-dark);
    margin-bottom: 8px;
}

.chapter-card p {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
}

/* Learn section */
.ebook-learn {
    padding: var(--space-xl) 0;
    background: #f5f4f0;
}

.learn-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-md);
}

.learn-item {
    display: flex;
    gap: var(--space-sm);
    align-items: start;
}

.learn-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    background: var(--color-surface);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    box-shadow: var(--shadow-sm);
}

.learn-item h4 {
    font-size: 1rem;
    color: var(--color-dark);
    margin-bottom: 4px;
}

.learn-item p {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
}

/* Pricing */
.ebook-pricing {
    padding: var(--space-xl) 0;
}

.pricing-card {
    background: var(--color-dark);
    color: white;
    padding: var(--space-lg) var(--space-md);
    border-radius: var(--radius-lg);
    text-align: center;
}

.pricing-amount {
    font-family: var(--font-serif);
    font-size: 4rem;
    font-weight: 700;
    color: var(--color-accent);
}

.pricing-amount span {
    font-size: 1.5rem;
    vertical-align: super;
}

.pricing-desc {
    color: rgba(255,255,255,0.7);
    margin-top: 4px;
    margin-bottom: var(--space-md);
}

.pricing-features {
    list-style: none;
    padding: 0;
    margin: var(--space-md) auto;
    text-align: left;
    max-width: 400px;
}

.pricing-features li {
    padding: 10px 0;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    gap: 12px;
    color: rgba(255,255,255,0.9);
}

.pricing-features li::before {
    content: '✓';
    color: var(--color-accent);
    font-weight: 700;
}

.pricing-guarantee {
    margin-top: var(--space-sm);
    color: rgba(255,255,255,0.5);
    font-size: 0.85rem;
}

/* FAQ */
.ebook-faq {
    padding: var(--space-xl) 0;
    background: #f5f4f0;
}

.faq-item {
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-sm) 0;
}

.faq-question {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--color-dark);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-question::after {
    content: '+';
    color: var(--color-accent);
    font-size: 1.5rem;
    transition: transform 0.3s ease;
}

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

.faq-answer {
    color: var(--color-text-secondary);
    line-height: 1.7;
    max-height: 0;
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 200px;
    padding-top: var(--space-xs);
}

/* Footer CTA */
.ebook-footer {
    padding: var(--space-xl) 0;
    text-align: center;
}

.ebook-footer h2 {
    font-family: var(--font-serif);
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    color: var(--color-dark);
    margin-bottom: var(--space-xs);
}

.ebook-footer p {
    color: var(--color-text-secondary);
    margin-bottom: var(--space-md);
}

/* Responsive */
@media (max-width: 768px) {
    .ebook-page-hero { min-height: 60vh; padding: 100px var(--space-sm) var(--space-md); }
    .pricing-card { padding: var(--space-md); }
    .pricing-amount { font-size: 3rem; }
}

/* Scroll animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.fade-in-delay-1 { transition-delay: 0.1s; }
.fade-in-delay-2 { transition-delay: 0.2s; }
.fade-in-delay-3 { transition-delay: 0.3s; }