/* ===== PAGE À PROPOS - STYLES KLADRIVA ===== */

/* Hero Section - Design soft et professionnel */
.about-hero-section {
    background: linear-gradient(135deg, var(--primary-500) 0%, var(--primary-600) 100%);
    color: white;
    padding: 100px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.about-hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="white" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
}

.about-hero-content {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.about-hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.about-hero-title .highlight {
    color: var(--secondary-400);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.about-hero-subtitle {
    font-size: 1.3rem;
    line-height: 1.6;
    opacity: 0.95;
    max-width: 600px;
    margin: 0 auto;
    font-weight: 300;
    color: rgba(255, 255, 255, 0.9);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

/* Story Section - Design épuré et moderne */
.story-section {
    padding: 100px 0;
    background: var(--neutral-50);
    position: relative;
}

.story-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--neutral-200), transparent);
}

.story-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 80px;
    align-items: center;
}

.story-text .section-title {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: var(--neutral-800);
    font-weight: 600;
}

.story-description {
    font-size: 1.1rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
    color: var(--neutral-600);
    font-weight: 400;
}

.story-stats {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.story-stat {
    text-align: center;
    padding: 2.5rem 2rem;
    background: white;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    border: 1px solid var(--neutral-200);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.story-stat:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.story-stat .stat-number {
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--primary-500);
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.story-stat .stat-label {
    font-size: 1rem;
    color: var(--neutral-600);
    font-weight: 500;
}

/* Solutions Section - Design moderne et professionnel */
.solutions-section {
    padding: 100px 0;
    background: white;
    position: relative;
}

.solutions-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--neutral-200), transparent);
}

.section-header {
    text-align: center;
    margin-bottom: 5rem;
}

.section-title {
    font-size: 2.5rem;
    color: var(--neutral-800);
    margin-bottom: 1rem;
    font-weight: 600;
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--neutral-600);
    max-width: 600px;
    margin: 0 auto;
    font-weight: 400;
}

.solutions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    gap: 3rem;
}

.solution-card {
    background: white;
    border-radius: 20px;
    padding: 3rem;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
    border: 1px solid var(--neutral-200);
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.solution-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-500), var(--secondary-500));
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

.solution-card:hover::before {
    transform: scaleX(1);
}

.solution-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}

.solution-icon {
    width: 90px;
    height: 90px;
    background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 2rem;
    box-shadow: 0 8px 20px rgba(14, 165, 233, 0.3);
    transition: transform 0.3s ease;
}

.solution-card:hover .solution-icon {
    transform: scale(1.1);
}

.solution-icon i {
    font-size: 2.2rem;
    color: white;
}

.solution-title {
    font-size: 1.8rem;
    color: var(--neutral-800);
    margin-bottom: 1rem;
    font-weight: 600;
}

.solution-description {
    font-size: 1.1rem;
    line-height: 1.6;
    color: var(--neutral-600);
    margin-bottom: 2rem;
    font-weight: 400;
}

.solution-features,
.solution-benefits {
    margin-bottom: 1.5rem;
}

.solution-features h4,
.solution-benefits h4 {
    font-size: 1.1rem;
    color: var(--neutral-800);
    margin-bottom: 1rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.solution-features h4::before,
.solution-benefits h4::before {
    content: "✨";
    font-size: 1.2rem;
}

.solution-features ul,
.solution-benefits ul {
    list-style: none;
    padding: 0;
}

.solution-features li,
.solution-benefits li {
    padding: 0.5rem 0;
    color: var(--neutral-600);
    position: relative;
    padding-left: 1.8rem;
    font-weight: 400;
}

.solution-features li::before,
.solution-benefits li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--accent-500);
    font-weight: bold;
    font-size: 1.1rem;
}

/* Approach Section - Design épuré et moderne */
.approach-section {
    padding: 100px 0;
    background: var(--neutral-50);
    position: relative;
}

.approach-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--neutral-200), transparent);
}

.approach-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 3rem;
    margin-top: 4rem;
}

.approach-step {
    text-align: center;
    padding: 2.5rem 2rem;
    background: white;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    border: 1px solid var(--neutral-200);
    transition: transform 0.3s ease;
}

.approach-step:hover {
    transform: translateY(-5px);
}

.step-number {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    font-weight: 700;
    margin: 0 auto 2rem;
    box-shadow: 0 8px 20px rgba(14, 165, 233, 0.3);
}

.step-title {
    font-size: 1.3rem;
    color: var(--neutral-800);
    margin-bottom: 1rem;
    font-weight: 600;
}

.step-description {
    color: var(--neutral-600);
    line-height: 1.6;
    font-weight: 400;
}

/* Expertise Section - Design moderne et professionnel */
.expertise-section {
    padding: 100px 0;
    background: white;
    position: relative;
}

.expertise-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--neutral-200), transparent);
}

.expertise-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
    margin-top: 4rem;
}

.expertise-category {
    background: var(--neutral-50);
    padding: 2.5rem;
    border-radius: 16px;
    border: 1px solid var(--neutral-200);
    transition: all 0.3s ease;
}

.expertise-category:hover {
    background: white;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
    transform: translateY(-3px);
}

.expertise-title {
    font-size: 1.4rem;
    color: var(--neutral-800);
    margin-bottom: 2rem;
    font-weight: 600;
    text-align: center;
}

.expertise-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
    justify-content: center;
}

.tag {
    background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
    color: white;
    padding: 0.6rem 1.2rem;
    border-radius: 25px;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(14, 165, 233, 0.2);
}

.tag:hover {
    background: linear-gradient(135deg, var(--primary-600), var(--primary-700));
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(14, 165, 233, 0.3);
}

/* Testimonials Section - Design élégant et professionnel */
.testimonials-section {
    padding: 100px 0;
    background: var(--neutral-50);
    position: relative;
}

.testimonials-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--neutral-200), transparent);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    gap: 2.5rem;
    margin-top: 4rem;
}

.testimonial-card {
    background: white;
    padding: 2.5rem;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    border: 1px solid var(--neutral-200);
    transition: transform 0.3s ease;
    position: relative;
}

.testimonial-card::before {
    content: '"';
    position: absolute;
    top: 1rem;
    left: 2rem;
    font-size: 4rem;
    color: var(--primary-200);
    font-family: serif;
    line-height: 1;
}

.testimonial-card:hover {
    transform: translateY(-5px);
}

.testimonial-content p {
    font-size: 1.1rem;
    line-height: 1.6;
    color: var(--neutral-600);
    font-style: italic;
    margin-bottom: 2rem;
    font-weight: 400;
    padding-left: 2rem;
}

.testimonial-author {
    border-top: 1px solid var(--neutral-200);
    padding-top: 1.5rem;
}

.author-name {
    font-size: 1.1rem;
    color: var(--neutral-800);
    margin-bottom: 0.25rem;
    font-weight: 600;
}

.author-title {
    color: var(--primary-500);
    margin-bottom: 0.25rem;
    font-weight: 500;
}

.author-company {
    color: var(--neutral-500);
    font-size: 0.9rem;
    font-weight: 400;
}

/* CTA Section - Design impactant et professionnel */
.about-cta-section {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--primary-600) 0%, var(--primary-700) 100%);
    color: white;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.about-cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain2" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="white" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain2)"/></svg>');
    opacity: 0.2;
}

.cta-content {
    max-width: 700px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.cta-title {
    font-size: 2.8rem;
    margin-bottom: 1.5rem;
    font-weight: 700;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.cta-subtitle {
    font-size: 1.2rem;
    margin-bottom: 3rem;
    opacity: 0.95;
    line-height: 1.6;
    font-weight: 400;
}

.cta-actions {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Responsive Design - Respect de la charte graphique */
@media (max-width: 768px) {
    .about-hero-title {
        font-size: 2.5rem;
    }
    
    .story-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .solutions-grid {
        grid-template-columns: 1fr;
    }
    
    .approach-grid {
        grid-template-columns: 1fr;
    }
    
    .expertise-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .cta-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .cta-title {
        font-size: 2.2rem;
    }
    
    .about-hero-section,
    .story-section,
    .solutions-section,
    .approach-section,
    .expertise-section,
    .testimonials-section,
    .about-cta-section {
        padding: 80px 0;
    }
}

@media (max-width: 480px) {
    .about-hero-section,
    .story-section,
    .solutions-section,
    .approach-section,
    .expertise-section,
    .testimonials-section,
    .about-cta-section {
        padding: 60px 0;
    }
    
    .about-hero-title {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .solution-card,
    .testimonial-card {
        padding: 2rem;
    }
    
    .story-stat {
        padding: 2rem 1.5rem;
    }
}