/* =====================================================
   ABC BAT - Styles Principaux
   Design moderne, épuré et professionnel
   ===================================================== */

/* --- Variables CSS --- */
:root {
    /* Couleurs principales */
    --primary: #1a4971;
    --primary-dark: #0f3555;
    --primary-light: #2a6a9e;
    --secondary: #f5a623;
    --secondary-light: #ffc107;
    
    /* Neutres */
    --dark: #1a1a2e;
    --grey-dark: #4a4a5a;
    --grey: #6b7280;
    --grey-light: #f7f8fa;
    --white: #ffffff;
    
    /* Effets */
    --shadow-sm: 0 2px 8px rgba(26, 73, 113, 0.08);
    --shadow-md: 0 8px 24px rgba(26, 73, 113, 0.12);
    --shadow-lg: 0 16px 48px rgba(26, 73, 113, 0.16);
    
    /* Dimensions */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    
    /* Transitions */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* --- Reset & Base --- */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'DM Sans', sans-serif;
    font-size: 16px;
    line-height: 1.7;
    color: var(--grey-dark);
    background: var(--white);
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Playfair Display', serif;
    color: var(--dark);
    line-height: 1.3;
    font-weight: 700;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

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

ul {
    list-style: none;
}

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

/* --- Navigation --- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 80px;
    background: var(--white);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: var(--transition);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

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

.logo-img {
    height: 65px;
    width: auto;
}

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

.nav-links a {
    font-weight: 600;
    font-size: 15px;
    color: var(--grey-dark);
    position: relative;
}

.nav-links a:not(.btn-nav):hover,
.nav-links a:not(.btn-nav).active {
    color: var(--primary);
}

.nav-links a:not(.btn-nav)::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--secondary);
    transition: var(--transition);
}

.nav-links a:not(.btn-nav):hover::after,
.nav-links a:not(.btn-nav).active::after {
    width: 100%;
}

.btn-nav {
    background: var(--primary);
    color: var(--white) !important;
    padding: 12px 24px;
    border-radius: var(--radius-sm);
}

.btn-nav:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

/* Burger Menu */
.burger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.burger span {
    width: 24px;
    height: 2px;
    background: var(--dark);
    transition: var(--transition);
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 28px;
    font-family: inherit;
    font-size: 15px;
    font-weight: 600;
    border-radius: var(--radius-sm);
    border: none;
    cursor: pointer;
    transition: var(--transition);
}

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

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

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

.btn-outline:hover {
    background: var(--dark);
    color: var(--white);
}

.btn-full {
    width: 100%;
}

/* --- Hero Section --- */
.hero {
    padding: 140px 0 80px;
    background: linear-gradient(135deg, var(--grey-light) 0%, var(--white) 100%);
    overflow: hidden;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(76, 175, 80, 0.1);
    color: #2e7d32;
    padding: 8px 16px;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 24px;
}

.hero h1 {
    font-size: 3.2rem;
    margin-bottom: 24px;
}

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

.hero-text {
    font-size: 18px;
    color: var(--grey);
    margin-bottom: 32px;
    max-width: 500px;
}

.hero-cta {
    display: flex;
    gap: 16px;
    margin-bottom: 48px;
}

.hero-stats {
    display: flex;
    gap: 40px;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-family: 'Playfair Display', serif;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary);
}

.stat-label {
    font-size: 14px;
    color: var(--grey);
}

/* Hero Visual */
.hero-visual {
    position: relative;
}

.hero-image-wrapper {
    position: relative;
}

.hero-shape {
    position: absolute;
    top: -20px;
    right: -20px;
    width: 100%;
    height: 100%;
    background: var(--secondary);
    border-radius: var(--radius-lg);
    z-index: 0;
}

.hero-img {
    position: relative;
    z-index: 1;
    border-radius: var(--radius-lg);
    width: 100%;
    height: 450px;
    object-fit: cover;
    box-shadow: var(--shadow-lg);
}

/* --- Sections --- */
.section {
    padding: 100px 0;
}

.section-alt {
    background: var(--grey-light);
}

.section-header {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 60px;
}

.section-tag {
    display: inline-block;
    background: rgba(26, 73, 113, 0.1);
    color: var(--primary);
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 16px;
}

.section-tag-light {
    background: rgba(255, 255, 255, 0.2);
    color: var(--white);
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.section-header p {
    color: var(--grey);
    font-size: 17px;
}

/* --- Services Grid --- */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.service-card {
    background: var(--white);
    padding: 32px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.service-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.service-icon i {
    font-size: 24px;
    color: var(--white);
}

.service-card h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
    font-family: 'DM Sans', sans-serif;
    font-weight: 700;
}

.service-card > p {
    color: var(--grey);
    font-size: 15px;
    margin-bottom: 16px;
}

.service-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.service-list li {
    background: var(--grey-light);
    padding: 6px 12px;
    border-radius: 50px;
    font-size: 13px;
    color: var(--grey-dark);
}

/* --- About Section --- */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-content .section-tag {
    margin-bottom: 16px;
}

.about-content h2 {
    font-size: 2.2rem;
    margin-bottom: 20px;
}

.about-lead {
    font-size: 17px;
    color: var(--grey);
    margin-bottom: 32px;
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: 24px;
    margin-bottom: 32px;
}

.feature {
    display: flex;
    gap: 16px;
}

.feature-icon {
    width: 48px;
    height: 48px;
    background: var(--white);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-shadow: var(--shadow-sm);
}

.feature-icon i {
    font-size: 20px;
    color: var(--primary);
}

.feature h4 {
    font-size: 1rem;
    margin-bottom: 4px;
    font-family: 'DM Sans', sans-serif;
    font-weight: 700;
}

.feature p {
    font-size: 14px;
    color: var(--grey);
}

/* About Images */
.about-images {
    position: relative;
}

.about-img-main {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.about-img-main img {
    width: 100%;
    height: 400px;
    object-fit: cover;
}

.about-img-secondary {
    position: absolute;
    bottom: -40px;
    left: -40px;
    width: 200px;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 4px solid var(--white);
}

.about-img-secondary img {
    width: 100%;
    height: 150px;
    object-fit: cover;
}

.about-badge {
    position: absolute;
    top: -20px;
    right: -20px;
    background: var(--secondary);
    color: var(--dark);
    padding: 20px;
    border-radius: var(--radius-md);
    text-align: center;
    box-shadow: var(--shadow-md);
}

.badge-number {
    display: block;
    font-family: 'Playfair Display', serif;
    font-size: 2.5rem;
    font-weight: 700;
    line-height: 1;
}

.badge-text {
    font-size: 13px;
    font-weight: 600;
}

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

.testimonial-card {
    background: var(--white);
    padding: 32px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.stars {
    color: var(--secondary);
    margin-bottom: 16px;
}

.stars i {
    font-size: 16px;
}

.testimonial-card > p {
    font-size: 15px;
    color: var(--grey-dark);
    margin-bottom: 20px;
    font-style: italic;
}

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

.author-avatar {
    width: 44px;
    height: 44px;
    background: var(--primary);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 14px;
}

.testimonial-author strong {
    display: block;
    font-size: 15px;
    color: var(--dark);
}

.testimonial-author span {
    font-size: 13px;
    color: var(--grey);
}

/* --- Contact Section --- */
.section-contact {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
    color: var(--white);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 60px;
    align-items: start;
}

.contact-info h2 {
    color: var(--white);
    font-size: 2.2rem;
    margin-bottom: 16px;
}

.contact-info > p {
    opacity: 0.9;
    margin-bottom: 32px;
}

.contact-details {
    margin-bottom: 32px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
}

.contact-icon {
    width: 48px;
    height: 48px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-icon i {
    font-size: 18px;
}

.contact-item span {
    display: block;
    font-size: 13px;
    opacity: 0.7;
}

.contact-item a,
.contact-item p {
    font-size: 16px;
    font-weight: 600;
}

.contact-item a:hover {
    color: var(--secondary);
}

.certifications {
    display: flex;
    gap: 24px;
}

.cert {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.1);
    padding: 12px 20px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 600;
}

.cert i {
    color: var(--secondary);
}

/* Contact Form */
.contact-form-wrapper {
    background: var(--white);
    padding: 40px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    /* Ajouté pour s'assurer que le contenu a de la place */
    min-height: 400px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 14px;
    font-weight: 600;
    color: var(--dark);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 14px 16px;
    border: 2px solid #e5e7eb;
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 15px;
    transition: var(--transition);
    background: var(--grey-light);
}

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

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-note {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: 13px;
    color: var(--grey);
    margin-top: 8px;
}

/* --- Footer --- */
.footer {
    background: var(--dark);
    color: rgba(255, 255, 255, 0.7);
    padding: 60px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-logo {
    height: 65px;
    margin-bottom: 16px;
    filter: brightness(0) invert(1);
}

.footer-brand p {
    font-size: 14px;
    line-height: 1.8;
}

.footer-links h4,
.footer-contact h4 {
    color: var(--white);
    font-size: 16px;
    margin-bottom: 20px;
    font-family: 'DM Sans', sans-serif;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    font-size: 14px;
}

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

.footer-contact p {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    margin-bottom: 12px;
}

.footer-contact i {
    color: var(--secondary);
    width: 16px;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 0;
    font-size: 14px;
}

.footer-legal {
    display: flex;
    gap: 24px;
}

.footer-legal a:hover {
    color: var(--secondary);
}

/* --- Blog Page (RESTORED) --- */
.blog-header {
    padding: 140px 0 60px;
    background: linear-gradient(135deg, var(--grey-light) 0%, var(--white) 100%);
    text-align: center;
}

.blog-header h1 {
    font-size: 2.8rem;
    margin-bottom: 16px;
}

.blog-header p {
    font-size: 17px;
    color: var(--grey);
    max-width: 500px;
    margin: 0 auto;
}

.blog-section {
    padding-top: 60px;
}

/* Featured Article */
.blog-featured {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 40px;
    margin-bottom: 60px;
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.blog-featured-img {
    position: relative;
}

.blog-featured-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    min-height: 350px;
}

.blog-category {
    position: absolute;
    top: 20px;
    left: 20px;
    background: var(--primary);
    color: var(--white);
    padding: 6px 14px;
    border-radius: 50px;
    font-size: 13px;
    font-weight: 600;
}

.blog-featured-content {
    padding: 40px 40px 40px 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.blog-meta {
    display: flex;
    gap: 20px;
    margin-bottom: 16px;
    font-size: 14px;
    color: var(--grey);
}

.blog-meta i {
    margin-right: 6px;
}

.blog-featured-content h2 {
    font-size: 1.8rem;
    margin-bottom: 16px;
}

.blog-featured-content p {
    color: var(--grey);
    margin-bottom: 24px;
    line-height: 1.8;
}

/* Blog Grid */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 60px;
}

.blog-card {
    background: var(--white);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.blog-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.blog-card-img {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.blog-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.blog-card:hover .blog-card-img img {
    transform: scale(1.05);
}

.blog-card-content {
    padding: 24px;
}

.blog-card-content h3 {
    font-size: 1.1rem;
    margin-bottom: 12px;
    font-family: 'DM Sans', sans-serif;
    font-weight: 700;
    line-height: 1.4;
}

.blog-card-content p {
    font-size: 14px;
    color: var(--grey);
    margin-bottom: 16px;
}

.blog-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 600;
    color: var(--primary);
}

.blog-link:hover {
    color: var(--primary-dark);
}

.blog-link i {
    transition: var(--transition);
}

.blog-link:hover i {
    transform: translateX(4px);
}

/* Newsletter */
.newsletter-box {
    background: var(--grey-light);
    padding: 40px;
    border-radius: var(--radius-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 40px;
}

.newsletter-content {
    display: flex;
    align-items: center;
    gap: 20px;
}

.newsletter-content i {
    font-size: 2.5rem;
    color: var(--primary);
}

.newsletter-content h3 {
    font-size: 1.3rem;
    margin-bottom: 4px;
    font-family: 'DM Sans', sans-serif;
}

.newsletter-content p {
    color: var(--grey);
    font-size: 15px;
}

.newsletter-form {
    display: flex;
    gap: 12px;
}

.newsletter-form input {
    padding: 14px 20px;
    border: 2px solid #e5e7eb;
    border-radius: var(--radius-sm);
    font-size: 15px;
    width: 280px;
}

.newsletter-form input:focus {
    outline: none;
    border-color: var(--primary);
}

/* --- Responsive --- */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-text {
        margin: 0 auto 32px;
    }
    
    .hero-cta {
        justify-content: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .hero-visual {
        display: none;
    }
    
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .about-grid {
        grid-template-columns: 1fr;
        gap: 60px;
    }
    
    .about-images {
        order: -1;
        max-width: 500px;
        margin: 0 auto;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    /* Blog Responsive */
    .blog-featured {
        grid-template-columns: 1fr;
    }
    
    .blog-featured-content {
        padding: 30px;
    }
    
    .blog-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .newsletter-box {
        flex-direction: column;
        text-align: center;
    }
    
    .newsletter-content {
        flex-direction: column;
    }
    
    .newsletter-form {
        width: 100%;
        flex-direction: column;
    }
    
    .newsletter-form input {
        width: 100%;
    }
}

@media (max-width: 768px) {
    .burger {
        display: flex;
    }
    
    .nav-links {
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        bottom: 0;
        background: var(--white);
        flex-direction: column;
        align-items: center;
        justify-content: flex-start;
        padding-top: 40px;
        gap: 0;
        transform: translateX(100%);
        transition: var(--transition);
    }
    
    .nav-links.active {
        transform: translateX(0);
    }
    
    .nav-links li {
        width: 100%;
        text-align: center;
    }
    
    .nav-links a {
        display: block;
        padding: 16px;
        font-size: 18px;
    }
    
    .nav-links a::after {
        display: none;
    }
    
    .btn-nav {
        margin: 20px;
        width: calc(100% - 40px);
    }
    
    .burger.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .burger.active span:nth-child(2) {
        opacity: 0;
    }
    
    .burger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }
    
    .hero h1 {
        font-size: 2.2rem;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 24px;
    }
    
    .section {
        padding: 60px 0;
    }
    
    .section-header h2 {
        font-size: 1.8rem;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .about-img-secondary {
        display: none;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
    
    .certifications {
        flex-direction: column;
    }
    
    .blog-header h1 {
        font-size: 2rem;
    }
    
    .blog-grid {
        grid-template-columns: 1fr;
    }
}