/* ===== VARIABLES CSS ===== */
:root {
    --primary: #FF6B35;
    --primary-dark: #D94E1F;
    --secondary: #2C3E50;
    --accent: #00D4FF;
    --light: #F5F5F5;
    --dark: #1A1A1A;
    --border: #DCDCDC;
    --text: #333333;
    --success: #27AE60;
    
    --font-display: 'Space Mono', monospace;
    --font-body: 'Poppins', sans-serif;
    
    --transition: all 0.3s cubic-bezier(0.23, 1, 0.320, 1);
    --shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.15);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    color: var(--text);
    background-color: #fff;
    line-height: 1.6;
    overflow-x: hidden;
}

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    letter-spacing: -1px;
}

h1 {
    font-size: 3.5rem;
    line-height: 1.2;
}

h2 {
    font-size: 2.8rem;
    margin-bottom: 3rem;
}

h3 {
    font-size: 1.5rem;
}

p {
    font-size: 1rem;
    color: #666;
}

/* ===== BUTTONS ===== */
.btn {
    padding: 1rem 2rem;
    border: none;
    border-radius: 4px;
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 1px;
    display: inline-block;
}

.btn-primary {
    background-color: var(--primary);
    color: white;
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background-color: var(--primary-dark);
    z-index: -1;
    transition: var(--transition);
}

.btn-primary:hover::before {
    left: 0;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 30px rgba(255, 107, 53, 0.3);
}

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

.btn-secondary:hover {
    background-color: var(--primary);
    color: white;
    transform: translateY(-2px);
}

.btn-outline {
    background-color: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
    padding: 0.75rem 1.5rem;
}

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

/* ===== NAVBAR ===== */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    border-bottom: 2px solid var(--primary);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-display);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary);
}

.logo-icon {
    font-size: 2rem;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2.5rem;
}

.nav-link {
    text-decoration: none;
    color: var(--text);
    font-weight: 600;
    position: relative;
    transition: var(--transition);
    font-size: 0.95rem;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary);
    transition: var(--transition);
}

.nav-link:hover::after {
    width: 100%;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    background: none;
    border: none;
    gap: 5px;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--text);
    border-radius: 2px;
    transition: var(--transition);
}

/* ===== HERO SECTION ===== */
.hero {
    margin-top: 80px;
    padding: 4rem 2rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 4rem;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    animation: fadeInUp 0.8s ease-out;
}

.hero-content h1 {
    color: var(--dark);
    margin-bottom: 1.5rem;
    animation: slideInLeft 0.8s ease-out 0.1s backwards;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: #666;
    margin-bottom: 2rem;
    animation: slideInLeft 0.8s ease-out 0.2s backwards;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    animation: slideInLeft 0.8s ease-out 0.3s backwards;
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    animation: fadeIn 0.8s ease-out 0.4s backwards;
}

.excavator-icon {
    font-size: 15rem;
    animation: float 3s ease-in-out infinite;
    filter: drop-shadow(0 10px 30px rgba(255, 107, 53, 0.2));
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* ===== SECTIONS GÉNÉRIQUES ===== */
section {
    padding: 5rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.section-title {
    text-align: center;
    color: var(--dark);
    position: relative;
    display: inline-block;
    width: 100%;
    margin-bottom: 3rem;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    border-radius: 2px;
}

/* ===== SERVICES SECTION ===== */
.services {
    background: linear-gradient(135deg, rgba(255, 107, 53, 0.05) 0%, rgba(0, 212, 255, 0.05) 100%);
    border-top: 2px solid var(--primary);
    border-bottom: 2px solid var(--primary);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.service-card {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    text-align: center;
    transition: var(--transition);
    border: 2px solid transparent;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}

.service-card:hover {
    border-color: var(--primary);
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(255, 107, 53, 0.15);
}

.service-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: block;
}

.service-card h3 {
    color: var(--dark);
    margin-bottom: 1rem;
}

/* ===== FLEET SECTION ===== */
.fleet {
    background-color: #f9f9f9;
}

.fleet-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.fleet-card {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    border-left: 4px solid var(--primary);
    transition: var(--transition);
    box-shadow: var(--shadow);
}

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

.fleet-image {
    font-size: 4rem;
    text-align: center;
    margin-bottom: 1rem;
    display: block;
}

.fleet-card h3 {
    color: var(--dark);
    margin-bottom: 0.5rem;
}

.fleet-specs {
    color: var(--primary);
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

/* ===== PRICING SECTION ===== */
.pricing {
    background: linear-gradient(135deg, #f5f5f5 0%, #fafafa 100%);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.pricing-card {
    background: white;
    padding: 2.5rem;
    border-radius: 8px;
    border: 2px solid var(--border);
    transition: var(--transition);
    position: relative;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}

.pricing-card.featured {
    border-color: var(--primary);
    transform: scale(1.05);
    box-shadow: 0 15px 40px rgba(255, 107, 53, 0.2);
}

.pricing-card:hover {
    border-color: var(--primary);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.12);
}

.badge {
    position: absolute;
    top: -15px;
    left: 20px;
    background-color: var(--primary);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 700;
}

.pricing-card h3 {
    color: var(--dark);
    margin-bottom: 1rem;
}

.price {
    font-size: 1.5rem;
    color: #666;
    margin-bottom: 1.5rem;
}

.pricing-features {
    list-style: none;
    margin-bottom: 2rem;
}

.pricing-features li {
    padding: 0.5rem 0;
    color: #666;
    border-bottom: 1px solid #f0f0f0;
}

.pricing-features li:last-child {
    border-bottom: none;
}

/* ===== WHY US SECTION ===== */
.why-us {
    background: linear-gradient(135deg, rgba(255, 107, 53, 0.1) 0%, rgba(44, 62, 80, 0.05) 100%);
    border-top: 2px dashed var(--primary);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    text-align: center;
    transition: var(--transition);
    position: relative;
}

.feature:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow);
}

.feature-number {
    font-family: var(--font-display);
    font-size: 3.5rem;
    color: var(--primary);
    opacity: 0.15;
    margin-bottom: 1rem;
    font-weight: 700;
}

.feature h3 {
    color: var(--dark);
    margin-bottom: 1rem;
}

/* ===== CONTACT SECTION ===== */
.contact {
    background: linear-gradient(135deg, #1a1a1a 0%, #2C3E50 100%);
    color: white;
}

.contact .section-title {
    color: white;
}

.contact .section-title::after {
    background: var(--accent);
}

.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-top: 2rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.info-item h3 {
    color: var(--accent);
    margin-bottom: 0.5rem;
}

.info-item p {
    color: rgba(255, 255, 255, 0.8);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-form input,
.contact-form textarea,
.contact-form select {
    padding: 1rem;
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: 4px;
    background-color: rgba(255, 255, 255, 0.1);
    color: white;
    font-family: var(--font-body);
    transition: var(--transition);
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
    color: rgba(255, 255, 255, 0.6);
}

.contact-form input:focus,
.contact-form textarea:focus,
.contact-form select:focus {
    outline: none;
    border-color: var(--accent);
    background-color: rgba(255, 255, 255, 0.15);
}

/* ===== MODAL ===== */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    animation: fadeIn 0.3s ease-out;
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background-color: white;
    padding: 3rem;
    border-radius: 8px;
    width: 90%;
    max-width: 500px;
    position: relative;
    animation: slideInUp 0.4s ease-out;
}

.modal-content h2 {
    margin-bottom: 2rem;
    color: var(--dark);
}

.close-btn {
    position: absolute;
    right: 2rem;
    top: 2rem;
    font-size: 2rem;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text);
    transition: var(--transition);
}

.close-btn:hover {
    color: var(--primary);
}

.modal-content form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.modal-content input,
.modal-content textarea,
.modal-content select {
    padding: 0.75rem;
    border: 2px solid var(--border);
    border-radius: 4px;
    font-family: var(--font-body);
    transition: var(--transition);
}

.modal-content input:focus,
.modal-content textarea:focus,
.modal-content select:focus {
    outline: none;
    border-color: var(--primary);
}

/* ===== FOOTER ===== */
.footer {
    background-color: var(--dark);
    color: white;
    padding: 3rem 2rem 1rem;
    border-top: 2px solid var(--primary);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto 2rem;
}

.footer-section h4 {
    color: var(--accent);
    margin-bottom: 1rem;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.7);
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section ul li a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: var(--transition);
}

.footer-section ul li a:hover {
    color: var(--accent);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    h1 {
        font-size: 2.5rem;
    }

    h2 {
        font-size: 2rem;
    }

    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        flex-direction: column;
        background-color: white;
        padding: 2rem;
        gap: 1rem;
        box-shadow: var(--shadow);
    }

    .nav-menu.active {
        display: flex;
    }

    .nav-toggle {
        display: flex;
    }

    .hero {
        grid-template-columns: 1fr;
        padding: 2rem 1rem;
        margin-top: 100px;
    }

    .excavator-icon {
        font-size: 8rem;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .btn {
        width: 100%;
        text-align: center;
    }

    .services-grid,
    .fleet-grid,
    .pricing-grid,
    .features-grid {
        grid-template-columns: 1fr;
    }

    .pricing-card.featured {
        transform: scale(1);
    }

    .contact-container {
        grid-template-columns: 1fr;
    }

    .modal-content {
        width: 95%;
        padding: 2rem;
    }

    section {
        padding: 3rem 1rem;
    }

    .section-title {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 1.8rem;
    }

    h2 {
        font-size: 1.5rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .nav-container {
        padding: 0.75rem 1rem;
    }

    .logo {
        font-size: 1.3rem;
    }

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

    .excavator-icon {
        font-size: 6rem;
    }
}