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

:root {
    --primary-color: #1e3a8a;
    --secondary-color: #3b82f6;
    --accent-color: #f97316;
    --text-dark: #1f2937;
    --text-light: #6b7280;
    --bg-light: #f9fafb;
    --white: #ffffff;
    --success: #10b981;
    --border-radius: 8px;
    --box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background: var(--white);
}

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

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

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ========================================
   BUTTONS
======================================== */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: var(--border-radius);
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    font-size: 16px;
}

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

.btn-primary:hover {
    background: #1e40af;
    transform: translateY(-2px);
    box-shadow: var(--box-shadow);
}

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

.btn-secondary:hover {
    background: #2563eb;
}

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

.btn-success:hover {
    background: #059669;
}

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

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

.btn-lg {
    padding: 16px 32px;
    font-size: 18px;
}

.btn-block {
    width: 100%;
    display: block;
}

/* ========================================
   HEADER
======================================== */
.header {
    background: var(--white);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: var(--transition);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 15px 20px;
}

.logo img {
    height: 60px;
    width: auto;
}

.nav ul {
    display: flex;
    gap: 30px;
}

.nav a {
    color: var(--text-dark);
    font-weight: 500;
    transition: var(--transition);
}

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

.header-btn {
    display: none;
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 24px;
    color: var(--primary-color);
    cursor: pointer;
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--white);
    box-shadow: -2px 0 10px rgba(0,0,0,0.1);
    z-index: 2000;
    transition: right 0.3s ease;
    padding: 80px 30px 30px;
}

.mobile-menu.active {
    right: 0;
}

.mobile-menu-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: none;
    border: none;
    font-size: 28px;
    color: var(--text-dark);
    cursor: pointer;
}

.mobile-menu ul {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.mobile-menu a {
    font-size: 18px;
    font-weight: 500;
    color: var(--text-dark);
    padding: 10px 0;
    border-bottom: 1px solid #e5e7eb;
}

/* ========================================
   HERO SECTION
======================================== */
.hero {
    position: relative;
    background-size: cover;
    background-position: center;
    color: var(--white);
    padding: 120px 20px 80px;
    text-align: center;
    overflow: hidden;
}

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

.hero-title {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 24px;
    font-weight: 500;
    margin-bottom: 15px;
    opacity: 0.9;
}

.hero-description {
    font-size: 18px;
    margin-bottom: 40px;
    opacity: 0.85;
}

.hero-cta {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 50px;
}

.hero-features {
    display: flex;
    gap: 40px;
    justify-content: center;
    flex-wrap: wrap;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 16px;
}

.feature-item i {
    font-size: 24px;
    color: var(--accent-color);
}

/* ========================================
   SECTIONS
======================================== */
section {
    padding: 80px 20px;
}

.section-title {
    font-size: 36px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 15px;
    color: var(--primary-color);
}

.section-subtitle {
    text-align: center;
    font-size: 18px;
    color: var(--text-light);
    margin-bottom: 50px;
}

/* ========================================
   SERVICES
======================================== */
.services {
    background: var(--bg-light);
}

.services-list {
    max-width: 900px;
    margin: 0 auto;
}

.service-item {
    display: flex;
    gap: 25px;
    align-items: flex-start;
    background: var(--white);
    padding: 30px;
    margin-bottom: 20px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

.service-item:hover {
    transform: translateX(10px);
    box-shadow: 0 8px 16px rgba(0,0,0,0.15);
}

.service-icon-small {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    flex-shrink: 0;
}

.service-content h3 {
    font-size: 22px;
    margin-bottom: 10px;
    color: var(--primary-color);
}

.service-content p {
    color: var(--text-dark);
    line-height: 1.6;
}

/* ========================================
   REALISATIONS (GALLERY)
======================================== */
.gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.gallery-image {
    position: relative;
    overflow: hidden;
    height: 250px;
}

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

.gallery-item:hover .gallery-image img {
    transform: scale(1.1);
}

.gallery-overlay {
    position: absolute;
    top: 10px;
    left: 10px;
}

.gallery-tag {
    background: var(--primary-color);
    color: var(--white);
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
}

.gallery-caption {
    padding: 15px;
    background: var(--white);
    font-weight: 500;
    color: var(--text-dark);
}

/* ========================================
   WHY US
======================================== */
.why-us {
    background: var(--bg-light);
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.why-item {
    background: var(--white);
    padding: 30px;
    border-radius: var(--border-radius);
    text-align: center;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

.why-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 16px rgba(0,0,0,0.15);
}

.why-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 32px;
}

.why-item h3 {
    font-size: 20px;
    margin-bottom: 10px;
    color: var(--primary-color);
}

.why-item p {
    color: var(--text-light);
}

/* ========================================
   ZONE D'INTERVENTION
======================================== */
.zone-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: start;
}

.zone-map iframe {
    width: 100%;
    height: 400px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.zone-info h3 {
    font-size: 24px;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.zone-list {
    margin-bottom: 30px;
}

.zone-list li {
    padding: 10px 0;
    display: flex;
    align-items: center;
    gap: 10px;
    border-bottom: 1px solid #e5e7eb;
}

.zone-list i {
    color: var(--success);
    font-size: 18px;
}

.zone-cta {
    background: var(--bg-light);
    padding: 20px;
    border-radius: var(--border-radius);
    margin-top: 20px;
}

.zone-cta p {
    margin-bottom: 15px;
}

/* ========================================
   FAQ
======================================== */
.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--white);
    margin-bottom: 15px;
    border-radius: var(--border-radius);
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
    overflow: hidden;
}

.faq-question {
    width: 100%;
    background: var(--white);
    border: none;
    padding: 20px;
    text-align: left;
    font-size: 18px;
    font-weight: 600;
    color: var(--primary-color);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition);
}

.faq-question:hover {
    background: var(--bg-light);
}

.faq-question i {
    transition: transform 0.3s ease;
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    padding: 0 20px 20px;
    color: var(--text-dark);
    line-height: 1.6;
}

/* ========================================
   CONTACT
======================================== */
.contact {
    background: var(--bg-light);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 50px;
}

.contact-info h3 {
    font-size: 24px;
    color: var(--primary-color);
    margin-bottom: 30px;
}

.contact-item {
    display: flex;
    gap: 15px;
    margin-bottom: 25px;
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
}

.contact-item strong {
    display: block;
    margin-bottom: 5px;
    color: var(--primary-color);
}

.contact-item a {
    color: var(--secondary-color);
    font-weight: 500;
}

.contact-cta-buttons {
    margin-top: 30px;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.contact-form-wrapper {
    background: var(--white);
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.contact-form-wrapper h3 {
    font-size: 24px;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.form-subtitle {
    color: var(--text-light);
    margin-bottom: 30px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--text-dark);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #d1d5db;
    border-radius: var(--border-radius);
    font-size: 16px;
    font-family: inherit;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(30, 58, 138, 0.1);
}

.form-note {
    font-size: 14px;
    color: var(--text-light);
    margin-top: 15px;
    text-align: center;
}

/* ========================================
   FOOTER
======================================== */
.footer {
    background: var(--primary-color);
    color: var(--white);
    padding: 50px 20px 20px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo {
    height: 60px;
    width: auto;
    margin-bottom: 15px;
}

.footer-col h4 {
    font-size: 18px;
    margin-bottom: 20px;
    font-weight: 600;
}

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

.footer-col a {
    color: rgba(255, 255, 255, 0.8);
    transition: var(--transition);
}

.footer-col a:hover {
    color: var(--white);
}

.footer-col i {
    margin-right: 8px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: 20px;
    text-align: center;
}

/* ========================================
   STICKY BUTTONS
======================================== */
.sticky-call-btn {
    position: fixed;
    bottom: 80px;
    right: 20px;
    width: 60px;
    height: 60px;
    background: var(--accent-color);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
    z-index: 999;
    animation: pulse 2s infinite;
    display: none;
}

.whatsapp-btn {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 60px;
    height: 60px;
    background: #25D366;
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
    z-index: 999;
    transition: var(--transition);
}

.whatsapp-btn:hover {
    transform: scale(1.1);
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
}

/* ========================================
   MODAL
======================================== */
.modal {
    display: none;
    position: fixed;
    z-index: 3000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    overflow-y: auto;
}

.modal.active {
    display: block;
}

.modal-content {
    background: var(--white);
    margin: 50px auto;
    padding: 40px;
    max-width: 700px;
    border-radius: var(--border-radius);
    position: relative;
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.modal-close {
    position: absolute;
    top: 15px;
    right: 20px;
    font-size: 32px;
    font-weight: bold;
    color: var(--text-light);
    cursor: pointer;
    transition: var(--transition);
}

.modal-close:hover {
    color: var(--text-dark);
}

/* ========================================
   RESPONSIVE
======================================== */
@media (max-width: 968px) {
    .header-btn {
        display: inline-block;
    }
    
    .nav {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .hero-title {
        font-size: 36px;
    }
    
    .hero-subtitle {
        font-size: 20px;
    }
    
    .zone-content {
        grid-template-columns: 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .sticky-call-btn {
        display: flex;
    }
}

@media (max-width: 640px) {
    .hero {
        padding-top: 140px !important;
        padding-bottom: 60px;
    }
    
    .hero-title {
        font-size: 26px;
    }
    
    .hero-subtitle {
        font-size: 16px;
    }
    
    .hero-description {
        font-size: 15px;
    }
    
    .hero-cta {
        flex-direction: column;
        gap: 12px;
    }
    
    .hero-cta .btn {
        width: 100%;
        padding: 14px 24px;
        font-size: 16px;
    }
    
    .hero-features {
        gap: 20px;
        font-size: 14px;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .service-item {
        padding: 20px;
        margin-bottom: 15px;
    }
    
    .service-icon-small {
        width: 50px;
        height: 50px;
        font-size: 24px;
    }
    
    .service-content h3 {
        font-size: 20px;
    }
    
    .service-content p {
        font-size: 15px;
    }
    
    .gallery,
    .why-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-form-wrapper {
        padding: 25px;
    }
    
    .btn-lg {
        padding: 14px 24px;
        font-size: 16px;
    }
}