/* ===== RESET & BASE ===== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #6C3AED;
    --primary-dark: #5B21B6;
    --primary-light: #8B5CF6;
    --primary-bg: #F5F3FF;
    --accent: #F59E0B;
    --accent-light: #FEF3C7;
    --text: #1E1B4B;
    --text-secondary: #6B7280;
    --bg: #FFFFFF;
    --bg-alt: #F9FAFB;
    --border: #E5E7EB;
    --radius: 12px;
    --radius-lg: 20px;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
    --shadow: 0 4px 16px rgba(0,0,0,0.08);
    --shadow-lg: 0 12px 40px rgba(0,0,0,0.12);
    --transition: 0.2s ease;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--text);
    background: var(--bg);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

a {
    text-decoration: none;
    color: inherit;
}

ul { list-style: none; }

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

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 22px;
    border-radius: 10px;
    font-weight: 600;
    font-size: 0.9rem;
    border: none;
    cursor: pointer;
    transition: all var(--transition);
    white-space: nowrap;
}

.btn-primary {
    background: var(--primary);
    color: white;
}
.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(108, 58, 237, 0.35);
}

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

.btn-white {
    background: white;
    color: var(--primary);
}
.btn-white:hover {
    background: #F5F3FF;
    transform: translateY(-1px);
}

.btn-nav {
    background: var(--primary);
    color: white;
    padding: 8px 18px;
    font-size: 0.85rem;
}
.btn-nav:hover {
    background: var(--primary-dark);
}

.btn-lg {
    padding: 14px 32px;
    font-size: 1rem;
    border-radius: 12px;
}

/* ===== NAVBAR ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255,255,255,0.92);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
}

.nav-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 68px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 8px;
}

.logo-icon {
    font-size: 1.5rem;
}

.logo-text {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--primary);
}

.nav-links {
    display: flex;
    gap: 32px;
}

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

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}
.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 2.5px;
    background: var(--text);
    border-radius: 2px;
    transition: var(--transition);
}

/* ===== HERO ===== */
.hero {
    padding: 140px 0 80px;
    text-align: center;
    position: relative;
    overflow: hidden;
    background: linear-gradient(180deg, var(--primary-bg) 0%, var(--bg) 100%);
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-block;
    padding: 6px 16px;
    background: var(--accent-light);
    color: #92400E;
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 24px;
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.15;
    max-width: 780px;
    margin: 0 auto 20px;
    letter-spacing: -0.02em;
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary) 0%, #EC4899 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--text-secondary);
    max-width: 560px;
    margin: 0 auto 36px;
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 56px;
}

.hero-stats {
    display: inline-flex;
    align-items: center;
    gap: 32px;
    background: white;
    padding: 20px 40px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
}

.stat {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.stat-number {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary);
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.stat-divider {
    width: 1px;
    height: 36px;
    background: var(--border);
}

.hero-bg-decoration {
    position: absolute;
    top: -200px;
    right: -200px;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(108,58,237,0.08) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

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

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.feature-card {
    text-align: center;
    padding: 32px 24px;
    border-radius: var(--radius-lg);
    background: var(--bg-alt);
    border: 1px solid var(--border);
    transition: all var(--transition);
}
.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow);
    border-color: transparent;
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.feature-card h3 {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.feature-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ===== SECTION HEADERS ===== */
.section-header {
    text-align: center;
    margin-bottom: 48px;
}

.section-badge {
    display: inline-block;
    padding: 4px 14px;
    background: var(--primary-bg);
    color: var(--primary);
    border-radius: 100px;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 12px;
}

.section-header h2 {
    font-size: 2.25rem;
    font-weight: 800;
    margin-bottom: 12px;
    letter-spacing: -0.01em;
}

.section-header p {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 500px;
    margin: 0 auto;
}

/* ===== CATALOGUE ===== */
.catalogue {
    padding: 80px 0 100px;
    background: var(--bg-alt);
}

.filter-bar {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 8px 20px;
    border-radius: 100px;
    border: 1px solid var(--border);
    background: white;
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition);
}
.filter-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
}
.filter-btn.active {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    max-width: 800px;
    margin: 0 auto;
}

.product-card {
    background: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border);
    transition: all var(--transition);
    position: relative;
}
.product-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.product-badge {
    position: absolute;
    top: 16px;
    right: 16px;
    padding: 4px 12px;
    background: var(--primary);
    color: white;
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 700;
    z-index: 2;
}
.product-badge.bestseller {
    background: linear-gradient(135deg, #F59E0B, #EF4444);
}
.product-badge.pack {
    background: linear-gradient(135deg, var(--primary), #EC4899);
}

.product-preview {
    padding: 28px 28px 0;
    background: var(--bg-alt);
    display: flex;
    justify-content: center;
}

.preview-mock {
    width: 100%;
    max-width: 200px;
    background: white;
    border-radius: 8px 8px 0 0;
    padding: 16px;
    box-shadow: 0 -2px 12px rgba(0,0,0,0.06);
}

.mock-header {
    height: 8px;
    border-radius: 4px;
    margin-bottom: 14px;
}
.mock-header.droit { background: linear-gradient(90deg, var(--primary), var(--primary-light)); }
.mock-header.eco { background: linear-gradient(90deg, #10B981, #34D399); }
.mock-header.compta { background: linear-gradient(90deg, #3B82F6, #60A5FA); }
.mock-header.management { background: linear-gradient(90deg, #F59E0B, #FBBF24); }

.mock-lines {
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.mock-line {
    height: 6px;
    background: #E5E7EB;
    border-radius: 3px;
}
.mock-line.w60 { width: 60%; }
.mock-line.w70 { width: 70%; }
.mock-line.w80 { width: 80%; }
.mock-line.w90 { width: 90%; }

.pack-preview {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 40px 28px;
    background: linear-gradient(135deg, var(--primary-bg), #FCE7F3);
}

.pack-icon {
    font-size: 3rem;
    margin-bottom: 8px;
}

.pack-label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--primary);
}

.product-info {
    padding: 20px 24px 24px;
}

.product-category {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--primary);
}

.product-info h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin: 6px 0 8px;
}

.product-info p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.5;
    margin-bottom: 14px;
}

.product-meta {
    display: flex;
    gap: 16px;
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 18px;
}

.product-footer {
    display: flex;
    align-items: center;
    gap: 12px;
    padding-top: 16px;
    border-top: 1px solid var(--border);
}

.price {
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--text);
}

.old-price {
    font-size: 0.95rem;
    color: var(--text-secondary);
    text-decoration: line-through;
}

.product-footer .btn {
    margin-left: auto;
}

/* ===== METHOD ===== */
.method {
    padding: 100px 0;
    background: var(--bg);
}

.steps-grid {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 0;
}

.step-card {
    text-align: center;
    padding: 32px;
    flex: 1;
    max-width: 300px;
}

.step-number {
    width: 52px;
    height: 52px;
    border-radius: 16px;
    background: var(--primary);
    color: white;
    font-size: 1.25rem;
    font-weight: 800;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.step-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.step-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.step-connector {
    width: 60px;
    height: 2px;
    background: var(--border);
    margin-top: 56px;
    flex-shrink: 0;
}

/* ===== TESTIMONIALS ===== */
.testimonials {
    padding: 100px 0;
    background: var(--bg-alt);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.testimonial-card {
    background: white;
    padding: 28px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    transition: all var(--transition);
}
.testimonial-card:hover {
    box-shadow: var(--shadow);
    border-color: transparent;
}

.testimonial-stars {
    font-size: 0.9rem;
    margin-bottom: 14px;
    letter-spacing: 2px;
}

.testimonial-card > p {
    font-size: 0.95rem;
    color: var(--text);
    line-height: 1.7;
    margin-bottom: 20px;
    font-style: italic;
}

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

.author-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.9rem;
}

.testimonial-author strong {
    display: block;
    font-size: 0.9rem;
}

.testimonial-author span {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

/* ===== FAQ ===== */
.faq {
    padding: 100px 0;
    background: var(--bg);
}

.faq-list {
    max-width: 700px;
    margin: 0 auto;
}

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

.faq-item summary {
    padding: 20px 0;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    list-style: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: color var(--transition);
}

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

.faq-item summary::after {
    content: '+';
    font-size: 1.5rem;
    font-weight: 400;
    color: var(--text-secondary);
    transition: transform var(--transition);
}

.faq-item[open] summary::after {
    transform: rotate(45deg);
}

.faq-item p {
    padding: 0 0 20px;
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ===== CTA ===== */
.cta {
    padding: 80px 0;
    background: var(--bg-alt);
}

.cta-content {
    text-align: center;
    padding: 64px 40px;
    background: linear-gradient(135deg, var(--primary) 0%, #7C3AED 50%, #EC4899 100%);
    border-radius: var(--radius-lg);
    color: white;
}

.cta-content h2 {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 12px;
}

.cta-content p {
    font-size: 1.05rem;
    opacity: 0.9;
    margin-bottom: 28px;
}

/* ===== FOOTER ===== */
.footer {
    padding: 64px 0 32px;
    background: var(--text);
    color: rgba(255,255,255,0.7);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-brand .logo-text {
    color: white;
}

.footer-brand p {
    margin-top: 12px;
    font-size: 0.9rem;
    line-height: 1.6;
}

.footer-links h4 {
    color: white;
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 16px;
}

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

.footer-links a {
    font-size: 0.9rem;
    transition: color var(--transition);
}
.footer-links a:hover {
    color: white;
}

.footer-bottom {
    padding-top: 32px;
    border-top: 1px solid rgba(255,255,255,0.1);
    text-align: center;
    font-size: 0.8rem;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-links, .btn-nav {
        display: none;
    }
    .mobile-menu-btn {
        display: flex;
    }

    .hero {
        padding: 120px 0 60px;
    }
    .hero h1 {
        font-size: 2.25rem;
    }
    .hero-subtitle {
        font-size: 1rem;
    }
    .hero-stats {
        gap: 20px;
        padding: 16px 24px;
    }
    .stat-number {
        font-size: 1.25rem;
    }

    .features-grid {
        grid-template-columns: 1fr 1fr;
        gap: 16px;
    }

    .section-header h2 {
        font-size: 1.75rem;
    }

    .products-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
    }

    .steps-grid {
        flex-direction: column;
        align-items: center;
    }
    .step-connector {
        width: 2px;
        height: 40px;
        margin: 0;
    }

    .testimonials-grid {
        grid-template-columns: 1fr;
        max-width: 500px;
        margin: 0 auto;
    }

    .cta-content {
        padding: 40px 24px;
    }
    .cta-content h2 {
        font-size: 1.5rem;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 1.85rem;
    }
    .hero-actions {
        flex-direction: column;
        align-items: center;
    }
    .hero-stats {
        flex-direction: column;
        gap: 12px;
    }
    .stat-divider {
        width: 36px;
        height: 1px;
    }
    .features-grid {
        grid-template-columns: 1fr;
    }
}