/* ===================================
   VARIABLES CSS
   =================================== */
:root {
    --color-primary: #2B2B2B;      /* Gris foncé (carte de visite) */
    --color-secondary: #F77F00;    /* Rouge-orange (carte de visite) */
    --color-accent: #FF9F4A;        /* Rouge-orange clair */
    --color-dark: #1f2937;          /* Gris très foncé */
    --color-light: #f9fafb;         /* Gris très clair */
    --color-white: #ffffff;
    --color-gray: #6b7280;
    --color-success: #10b981;
    --font-primary: 'Poppins', sans-serif;
    --transition: all 0.3s ease;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 25px rgba(0,0,0,0.15);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    color: var(--color-dark);
    line-height: 1.6;
    background-color: var(--color-white);
}

/* ===================================
   TYPOGRAPHIE
   =================================== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p {
    margin-bottom: 1rem;
}

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

/* ===================================
   UTILITAIRES
   =================================== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section-title {
    text-align: center;
    color: var(--color-primary);
    margin-bottom: 1rem;
    font-size: 2.5rem;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: var(--color-secondary);
    margin: 1rem auto;
    border-radius: 2px;
}

.section-subtitle {
    text-align: center;
    color: var(--color-gray);
    margin-bottom: 3rem;
    font-size: 1.1rem;
}

/* ===================================
   BOUTONS
   =================================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 8px;
    font-family: var(--font-primary);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
}

.btn-primary {
    background: var(--color-secondary);
    color: var(--color-white);
    box-shadow: var(--shadow-md);
}

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

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

/* ===================================
   HEADER & NAVIGATION
   =================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--color-white);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: var(--transition);
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
}

.logo i {
    font-size: 2rem;
    color: var(--color-secondary);
}

.logo-slogan {
    font-size: 0.9rem;
    font-weight: 400;
    color: var(--color-gray);
    margin-left: 0.25rem;
}

.nav-list {
    display: flex;
    gap: 2rem;
    list-style: none;
}

.nav-link {
    color: var(--color-dark);
    font-weight: 500;
    padding: 0.5rem 0;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-secondary);
    transition: width 0.3s ease;
}

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

.nav-link:hover,
.nav-link.active {
    color: var(--color-secondary);
}

/* Menu hamburger pour mobile */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

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

/* ===================================
   HERO SECTION
   =================================== */
.hero {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--color-white);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    background-image: 
        linear-gradient(rgba(43, 43, 43, 0.85), rgba(247, 127, 0, 0.85)),
        url('https://images.unsplash.com/photo-1586528116311-ad8dd3c8310d?q=80&w=2070');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    margin-top: 70px;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(43, 43, 43, 0.4);
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    padding: 2rem;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 2.5rem;
    font-weight: 300;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.3);
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

.scroll-indicator i {
    font-size: 2rem;
    color: var(--color-white);
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(-10px);
    }
    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

/* ===================================
   SECTION SERVICES
   =================================== */
.services {
    padding: 5rem 0;
    background: var(--color-light);
}

.services-single-page {
    max-width: 900px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.service-item {
    background: var(--color-white);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    border-left: 4px solid var(--color-secondary);
}

.service-item:hover {
    transform: translateX(5px);
    box-shadow: var(--shadow-lg);
    border-left-color: var(--color-primary);
}

.service-item-header {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 1rem;
}

.service-item-icon {
    width: 60px;
    height: 60px;
    min-width: 60px;
    background: linear-gradient(135deg, var(--color-secondary), var(--color-accent));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-size: 1.5rem;
}

.service-item h3 {
    color: var(--color-primary);
    margin: 0;
    font-size: 1.5rem;
}

.service-item p {
    color: var(--color-gray);
    line-height: 1.8;
    margin-bottom: 1rem;
}

.service-features-list {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 1rem;
}

.service-features-list li {
    display: flex;
    align-items: center;
    padding: 0.5rem 1rem;
    background: var(--color-light);
    border-radius: 20px;
    color: var(--color-gray);
    font-size: 0.9rem;
}

.service-features-list i {
    color: var(--color-success);
    margin-right: 0.5rem;
    font-size: 0.85rem;
}

/* Ancien style pour compatibilité */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.service-card {
    background: var(--color-white);
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    text-align: center;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.service-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, var(--color-secondary), var(--color-accent));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-size: 2rem;
}

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

.service-features {
    list-style: none;
    margin-top: 1.5rem;
    text-align: left;
}

.service-features li {
    padding: 0.5rem 0;
    color: var(--color-gray);
}

.service-features i {
    color: var(--color-success);
    margin-right: 0.5rem;
}

/* ===================================
   SECTION DEVIS
   =================================== */
.devis {
    padding: 5rem 0;
    background: var(--color-white);
}

.devis-info-container {
    max-width: 900px;
    margin: 0 auto;
}

.devis-info-content {
    background: var(--color-light);
    padding: 3rem;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    text-align: center;
}

.info-icon {
    font-size: 4rem;
    color: var(--color-secondary);
    margin-bottom: 1.5rem;
}

.devis-info-content h3 {
    color: var(--color-primary);
    font-size: 2rem;
    margin-bottom: 1rem;
}

.info-intro {
    color: var(--color-gray);
    font-size: 1.1rem;
    margin-bottom: 2.5rem;
    line-height: 1.6;
}

.info-questions {
    text-align: left;
    margin-bottom: 2.5rem;
}

.question-item {
    background: var(--color-white);
    padding: 1.5rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.question-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.question-item i {
    font-size: 1.8rem;
    color: var(--color-secondary);
    margin-top: 0.25rem;
    min-width: 30px;
}

.question-item strong {
    display: block;
    color: var(--color-primary);
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.question-item p {
    color: var(--color-gray);
    margin-bottom: 0.75rem;
    line-height: 1.6;
}

.service-list {
    list-style: none;
    padding-left: 0;
    margin-top: 0.75rem;
}

.service-list li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--color-gray);
}

.service-list li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--color-secondary);
    font-weight: bold;
}

.devis-cta {
    margin-top: 2.5rem;
    padding-top: 2rem;
    border-top: 2px solid #e5e7eb;
}

.cta-text {
    color: var(--color-gray);
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.devis-form .form-group {
    margin-bottom: 1.5rem;
}

.devis-form label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 0.5rem;
}

.devis-form input,
.devis-form select,
.devis-form textarea {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid #e5e7eb;
    border-radius: 8px;
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: var(--transition);
}

.devis-form input:focus,
.devis-form select:focus,
.devis-form textarea:focus {
    outline: none;
    border-color: var(--color-secondary);
    box-shadow: 0 0 0 3px rgba(247, 127, 0, 0.1);
}






/* ===================================
   SECTION À PROPOS
   =================================== */
.apropos {
    padding: 5rem 0;
    background: var(--color-white);
}

.apropos-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 3rem;
    align-items: start;
}

.apropos-text h3 {
    color: var(--color-primary);
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.apropos-text p {
    color: var(--color-gray);
    line-height: 1.8;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.value-item {
    text-align: center;
    padding: 1.5rem;
    background: var(--color-light);
    border-radius: 8px;
    transition: var(--transition);
}

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

.value-item i {
    font-size: 2.5rem;
    color: var(--color-secondary);
    margin-bottom: 0.5rem;
}

.value-item h4 {
    color: var(--color-primary);
    margin-bottom: 0.5rem;
}

.value-item p {
    font-size: 0.9rem;
    color: var(--color-gray);
}

.apropos-stats {
    display: grid;
    gap: 1.5rem;
}

.stat-card {
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    color: var(--color-white);
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

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

.stat-card i {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.95rem;
    opacity: 0.9;
}

/* ===================================
   SECTION CONTACT
   =================================== */
.contact {
    padding: 5rem 0;
    background: var(--color-light);
}

.contact-wrapper {
    max-width: 1000px;
    margin: 0 auto;
}


.contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.info-card {
    background: var(--color-white);
    padding: 1.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.info-card:hover {
    transform: translateX(5px);
}

.info-card i {
    font-size: 2rem;
    color: var(--color-secondary);
    margin-bottom: 0.75rem;
}

.info-card h4 {
    color: var(--color-primary);
    margin-bottom: 0.5rem;
}

.info-card p {
    color: var(--color-gray);
    margin-bottom: 0.25rem;
}

.info-card .small {
    font-size: 0.85rem;
    opacity: 0.8;
}


/* ===================================
   FOOTER
   =================================== */
.footer {
    background: var(--color-dark);
    color: var(--color-white);
    padding: 3rem 0 1rem;
}

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

.footer-section h4 {
    color: var(--color-white);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

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

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

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

.footer-section a:hover {
    color: var(--color-accent);
    padding-left: 5px;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.8);
}

.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);
}

.footer-bottom i {
    color: #ef4444;
}

/* ===================================
   RESPONSIVE - TABLETTES
   =================================== */
@media (max-width: 1024px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .apropos-content,
    .contact-wrapper {
        grid-template-columns: 1fr;
    }
    
    .apropos-stats {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ===================================
   RESPONSIVE - MOBILE
   =================================== */
@media (max-width: 768px) {
    .container {
        padding: 0 1rem;
    }
    
    /* Navigation mobile */
    .menu-toggle {
        display: flex;
    }
    
    .nav {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--color-white);
        box-shadow: var(--shadow-lg);
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
    }
    
    .nav.active {
        max-height: 400px;
    }
    
    .nav-list {
        flex-direction: column;
        gap: 0;
        padding: 1rem 0;
    }
    
    .nav-link {
        display: block;
        padding: 1rem 2rem;
    }
    
    .action-buttons {
        flex-direction: column;
    }
    
    /* Hero */
    .hero {
        height: 70vh;
        margin-top: 70px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    /* Sections */
    .section-title {
        font-size: 1.8rem;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .values-grid {
        grid-template-columns: 1fr;
    }
    
    .apropos-stats {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    h1 { font-size: 1.8rem; }
    h2 { font-size: 1.5rem; }
    h3 { font-size: 1.2rem; }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.5rem;
    }
    
    .btn-large {
        padding: 0.75rem 1.5rem;
        font-size: 1rem;
    }
    
    .price-amount {
        font-size: 2.5rem;
    }
}