/* ==============================================
   IA ET AUTOMATISATION - Styles spécifiques
   ============================================== */

/* Sub-Navigation */
.sub-nav {
    background: #f9fafb;
    padding: 16px 0;
    position: sticky;
    top: 72px;
    z-index: 99;
    border-bottom: 1px solid var(--color-border);
}

.sub-nav .container {
    display: flex;
    align-items: center;
    justify-content: center;
}

.sub-nav-links {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 8px;
}

.sub-nav-links a {
    display: inline-block;
    padding: 8px 16px;
    color: var(--color-text);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.2s ease;
    border-radius: 20px;
    border: 1px solid var(--color-border);
    background: white;
}

.sub-nav-links a:hover {
    border-color: var(--color-navy);
    color: var(--color-navy);
}

.sub-nav-links a.active {
    background: var(--color-coral);
    border-color: var(--color-coral);
    color: white;
}

/* Hero */
.hero {
    padding: 120px 0 60px;
    background: linear-gradient(135deg, var(--color-bg) 0%, #f0f5f8 50%, rgba(240, 138, 125, 0.1) 100%);
    position: relative;
    overflow: hidden;
}

.hero .container {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 60px;
    align-items: start;
}

.hero h1 {
    margin-bottom: 24px;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-light);
    margin-bottom: 32px;
    max-width: 540px;
}

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

.hero-stats {
    margin-top: 60px;
    padding: 40px 0;
    border-top: 1px solid var(--color-border);
    background: rgba(255, 255, 255, 0.5);
}

.hero-stats .container {
    display: block;
}

.stats-grid {
    display: flex;
    justify-content: center;
    gap: 80px;
}

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

.stat-number {
    font-family: 'Sora', sans-serif;
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-coral);
}

.stat-label {
    font-size: 1rem;
    color: var(--color-text-light);
    margin-top: 8px;
}

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

.hero-image {
    max-width: 100%;
    max-height: 400px;
    object-fit: cover;
    object-position: center;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

/* Clients */
.clients {
    padding: 60px 0;
    background: white;
    border-bottom: 1px solid var(--color-border);
}

.clients-label {
    text-align: center;
    color: var(--color-text-light);
    margin-bottom: 32px;
    font-size: 1rem;
}

.clients-logos-wrapper {
    overflow: hidden;
    width: 100%;
}

.clients-logos {
    display: flex;
    align-items: center;
    gap: 48px;
    animation: scroll-logos 20s linear infinite;
    width: max-content;
}

.clients-logos:hover {
    animation-play-state: paused;
}

.clients-logos img {
    height: 35px;
    width: auto;
    opacity: 0.6;
    filter: grayscale(100%);
    transition: all 0.3s;
    flex-shrink: 0;
}

.clients-logos img:hover {
    opacity: 1;
    filter: grayscale(0%);
}

@keyframes scroll-logos {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* Section Offres */
.offers-section {
    padding: 100px 0;
    background: var(--color-bg-alt);
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    margin-bottom: 16px;
}

.section-header p {
    color: var(--color-text-light);
    font-size: 1.1rem;
}

.offers-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.offer-card {
    background: white;
    border-radius: 20px;
    padding: 40px 32px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    border: 1px solid var(--color-border);
    display: flex;
    flex-direction: column;
    position: relative;
    transition: transform 0.3s, box-shadow 0.3s;
}

.offer-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 32px rgba(0,0,0,0.12);
}

.offer-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--color-coral) 0%, #e07468 100%);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
}

.offer-icon svg {
    color: white;
}

.offer-tag {
    display: inline-block;
    background: var(--color-green-light);
    color: var(--color-green);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 16px;
    width: fit-content;
}

.offer-card h3 {
    font-size: 1.5rem;
    color: var(--color-navy);
    margin-bottom: 16px;
}

.offer-description {
    color: var(--color-text-light);
    margin-bottom: 24px;
    line-height: 1.7;
}

.offer-features {
    list-style: none;
    padding: 0;
    margin: 0 0 24px 0;
}

.offer-features li {
    position: relative;
    padding-left: 28px;
    margin-bottom: 12px;
    color: var(--color-text);
    font-size: 0.95rem;
}

.offer-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-green);
    font-weight: 700;
}

.offer-result {
    background: var(--color-bg-alt);
    padding: 16px;
    border-radius: 12px;
    margin-bottom: 24px;
    font-size: 0.95rem;
}

.offer-examples {
    background: var(--color-bg-alt);
    padding: 16px;
    border-radius: 12px;
    margin-bottom: 24px;
}

.offer-examples ul {
    list-style: none;
    padding: 0;
    margin: 8px 0 0 0;
}

.offer-examples li {
    font-size: 0.9rem;
    color: var(--color-text-light);
    padding: 4px 0;
}

.offer-formations-links {
    margin-bottom: 24px;
}

.formation-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px;
    background: var(--color-bg-alt);
    border-radius: 12px;
    text-decoration: none;
    color: var(--color-navy);
    margin-bottom: 12px;
    transition: all 0.2s;
    font-weight: 500;
}

.formation-link:hover {
    background: var(--color-coral);
    color: white;
}

.formation-icon {
    font-size: 1.2rem;
}

.offer-card .btn {
    margin-top: auto;
}

/* Approach Section */
.approach-section {
    padding: 100px 0;
    background: linear-gradient(180deg, white 0%, var(--color-bg-alt) 100%);
}

.approach-timeline {
    max-width: 900px;
    margin: 0 auto;
    position: relative;
}

.approach-step {
    display: flex;
    gap: 32px;
    align-items: flex-start;
    position: relative;
}

.approach-step:nth-child(odd) {
    flex-direction: row;
}

.approach-step:nth-child(even) {
    flex-direction: row-reverse;
}

.approach-icon-wrapper {
    position: relative;
    flex-shrink: 0;
}

.approach-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--color-coral) 0%, #e07468 100%);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 24px rgba(240, 138, 125, 0.3);
}

.approach-icon svg {
    color: white;
}

.approach-number {
    position: absolute;
    top: -8px;
    right: -8px;
    width: 32px;
    height: 32px;
    background: var(--color-navy);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Sora', sans-serif;
    font-size: 0.9rem;
    font-weight: 700;
    border: 3px solid white;
}

.approach-content {
    flex: 1;
    background: white;
    padding: 32px;
    border-radius: 20px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    border: 1px solid var(--color-border);
}

.approach-content h3 {
    font-size: 1.3rem;
    color: var(--color-navy);
    margin-bottom: 12px;
}

.approach-content > p {
    color: var(--color-text-light);
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: 20px;
}

.approach-details {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.approach-details li {
    background: var(--color-bg-alt);
    padding: 8px 14px;
    border-radius: 20px;
    font-size: 0.85rem;
    color: var(--color-text);
    font-weight: 500;
}

.approach-connector {
    width: 4px;
    height: 60px;
    background: linear-gradient(180deg, var(--color-coral) 0%, var(--color-green) 100%);
    margin: 0 auto;
    border-radius: 2px;
    position: relative;
}

.approach-connector::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 12px;
    height: 12px;
    background: white;
    border: 3px solid var(--color-coral);
    border-radius: 50%;
}

/* Testimonials Section */
.testimonials-section {
    padding: 100px 0;
    background: white;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.testimonial-card {
    background: var(--color-bg-alt);
    border-radius: 20px;
    padding: 32px;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.testimonial-quote {
    flex: 1;
    margin-bottom: 24px;
}

.quote-icon {
    color: var(--color-coral);
    opacity: 0.3;
    margin-bottom: 16px;
}

.testimonial-card blockquote {
    font-size: 1.05rem;
    line-height: 1.7;
    color: var(--color-text);
    font-style: italic;
    margin: 0;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 16px;
    padding-top: 24px;
    border-top: 1px solid var(--color-border);
}

.testimonial-author img {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
}

.author-info {
    display: flex;
    flex-direction: column;
}

.author-info strong {
    font-size: 1rem;
    color: var(--color-navy);
}

.author-info span {
    font-size: 0.85rem;
    color: var(--color-text-light);
}

.author-info .author-company {
    font-weight: 600;
    color: var(--color-coral);
}

/* Use Cases Section */
.usecases-section {
    padding: 100px 0;
    background: var(--color-bg-alt);
}

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

.usecase-card {
    background: white;
    padding: 32px;
    border-radius: 16px;
    border: 1px solid var(--color-border);
    transition: transform 0.3s, box-shadow 0.3s;
}

.usecase-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.1);
}

.usecase-category {
    display: inline-block;
    background: var(--color-navy);
    color: white;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 16px;
}

.usecase-card h3 {
    font-size: 1.2rem;
    color: var(--color-navy);
    margin-bottom: 12px;
}

.usecase-card p {
    color: var(--color-text-light);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* Contact Section */
.contact-section {
    padding: 100px 0;
    background: var(--color-navy);
}

.contact-section .section-header h2 {
    color: white;
}

.contact-section .section-header p {
    color: rgba(255,255,255,0.9);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 48px;
    align-items: start;
}

.contact-form {
    background: white;
    border-radius: 16px;
    padding: 24px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
}

.contact-form .cta-note {
    text-align: center;
    color: var(--color-text-light);
    font-size: 0.85rem;
    margin-top: 12px;
}

.contact-info-card {
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.15);
    color: white;
    border-radius: 16px;
    padding: 32px;
}

.contact-info-card h3 {
    color: white;
    font-size: 1.4rem;
    margin-bottom: 12px;
}

.contact-info-card > p {
    color: rgba(255,255,255,0.8);
    font-size: 0.95rem;
    margin-bottom: 32px;
    line-height: 1.6;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 24px;
}

.contact-icon {
    width: 48px;
    height: 48px;
    background: rgba(255,255,255,0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon svg {
    color: var(--color-coral);
}

.contact-details {
    display: flex;
    flex-direction: column;
}

.contact-label {
    font-size: 0.85rem;
    color: rgba(255,255,255,0.6);
    margin-bottom: 4px;
}

.contact-value {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
}

.contact-value:hover {
    color: var(--color-coral);
}

.contact-hours {
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid rgba(255,255,255,0.15);
}

.contact-hours p {
    color: rgba(255,255,255,0.8);
    font-size: 0.9rem;
    margin-bottom: 8px;
}

/* Responsive */
@media (max-width: 1200px) {
    .offers-grid {
        grid-template-columns: 1fr;
        max-width: 600px;
        margin: 0 auto;
    }
}

@media (max-width: 992px) {
    .hero .container {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .hero-visual {
        order: -1;
    }

    .stats-grid {
        gap: 40px;
    }

    .approach-step,
    .approach-step:nth-child(odd),
    .approach-step:nth-child(even) {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .approach-content {
        width: 100%;
    }

    .approach-details {
        justify-content: center;
    }

    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .usecases-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

@media (max-width: 768px) {
    .hero {
        padding: 100px 0 40px;
    }

    .stats-grid {
        flex-direction: column;
        gap: 24px;
    }

    .stat-number {
        font-size: 2.5rem;
    }

    .approach-icon {
        width: 70px;
        height: 70px;
    }

    .approach-content {
        padding: 24px;
    }

    .approach-connector {
        height: 40px;
    }

    .testimonials-grid {
        grid-template-columns: 1fr;
    }

    .usecases-grid {
        grid-template-columns: 1fr;
    }

    .sub-nav {
        top: 60px;
        padding: 12px 0;
    }

    .sub-nav .container {
        padding: 0 12px;
        overflow-x: auto;
        justify-content: flex-start;
    }

    .sub-nav-links {
        flex-wrap: nowrap;
    }

    .sub-nav-links a {
        padding: 8px 14px;
        font-size: 0.85rem;
        white-space: nowrap;
    }
}