/* ==================== RESET & VARIABLES ==================== */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Couleurs Principales */
    --color-primary-blue: #0D5BA8;
    --color-primary-green: #6CC24A;
    --color-primary-orange: #F39237;
    --color-primary-red: #E74C3C;
    --color-primary-cyan: #17A2B8;
    
    /* Couleurs Neutres */
    --color-white: #FFFFFF;
    --color-light-gray: #F8F9FA;
    --color-gray: #E9ECEF;
    --color-dark-gray: #495057;
    --color-darker-gray: #2C3E50;
    
    /* Typographie */
    --font-primary: 'Poppins', sans-serif;
    --font-secondary: 'Montserrat', sans-serif;
    
    /* Tailles */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 4rem;
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.2);
    
    /* Transitions */
    --transition: all 0.3s ease;
    --transition-fast: all 0.2s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    color: var(--color-darker-gray);
    background-color: var(--color-white);
    line-height: 1.6;
    overflow-x: hidden;
}

/* ==================== CONTAINER ==================== */

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

@media (max-width: 768px) {
    .container {
        padding: 0 var(--spacing-md);
    }
}

/* ==================== NAVIGATION ==================== */

.navbar {
    background: linear-gradient(135deg, var(--color-primary-blue) 0%, #0a4585 100%);
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) 0;
}

/* Logo */
.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    cursor: pointer;
    text-decoration: none;
}

.logo-text {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--color-white);
    font-family: var(--font-secondary);
    letter-spacing: 1px;
}

.logo-text span {
    color: var(--color-primary-green);
}

/* Menu Navigation */
.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-xl);
}

.nav-menu a {
    color: var(--color-white);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
    padding-bottom: var(--spacing-xs);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary-green), var(--color-primary-orange));
    transition: width 0.3s ease;
}

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

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

/* Menu Toggle (Mobile) */
.menu-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    gap: 6px;
}

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

@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: absolute;
        top: 60px;
        left: 0;
        right: 0;
        flex-direction: column;
        background: var(--color-primary-blue);
        gap: 0;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
    }
    
    .nav-menu.active {
        max-height: 300px;
    }
    
    .nav-menu li {
        padding: var(--spacing-md) var(--spacing-lg);
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }
    
    .nav-menu a::after {
        display: none;
    }
}

/* ==================== HERO SECTION ==================== */

.hero {
    position: relative;
    padding: var(--spacing-xxl) 0;
    min-height: 600px;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--color-primary-blue) 0%, rgba(13, 91, 168, 0.8) 100%);
    z-index: 1;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    opacity: 0.1;
    z-index: 0;
}

.circuit-board {
    width: 100%;
    height: 100%;
    background-image: 
        repeating-linear-gradient(0deg, transparent, transparent 50px, var(--color-primary-green) 50px, var(--color-primary-green) 51px),
        repeating-linear-gradient(90deg, transparent, transparent 50px, var(--color-primary-green) 50px, var(--color-primary-green) 51px);
}

.hero-content {
    position: relative;
    z-index: 2;
    color: var(--color-white);
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: var(--spacing-lg);
    line-height: 1.2;
    font-family: var(--font-secondary);
}

.hero-title .highlight-inova {
    color: var(--color-primary-green);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-title .highlight-tech {
    color: var(--color-primary-orange);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: var(--spacing-xl);
    opacity: 0.95;
    font-weight: 300;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-lg);
    justify-content: center;
    flex-wrap: wrap;
}

/* Animations Hero */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fade-in {
    animation: fadeIn 0.8s ease-out;
}

.animate-fade-in-delayed {
    animation: fadeIn 0.8s ease-out 0.2s both;
}

@media (max-width: 768px) {
    .hero {
        min-height: 400px;
        padding: var(--spacing-xl) 0;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        gap: var(--spacing-md);
    }
}

/* ==================== BUTTONS ==================== */

.btn {
    display: inline-block;
    padding: 12px 32px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    border: 2px solid transparent;
    cursor: pointer;
    font-size: 1rem;
    text-align: center;
    font-family: var(--font-primary);
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary-green) 0%, #5ab820 100%);
    color: var(--color-white);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
    background: linear-gradient(135deg, #5ab820 0%, var(--color-primary-green) 100%);
}

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

.btn-secondary:hover {
    background: var(--color-white);
    color: var(--color-primary-blue);
    transform: translateY(-3px);
}

/* ==================== SECTIONS ==================== */

section {
    padding: var(--spacing-xxl) 0;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--color-primary-blue);
    text-align: center;
    margin-bottom: var(--spacing-md);
    font-family: var(--font-secondary);
    position: relative;
    padding-bottom: var(--spacing-lg);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary-green), var(--color-primary-orange));
    border-radius: 2px;
}

.section-subtitle {
    text-align: center;
    color: var(--color-dark-gray);
    font-size: 1.1rem;
    margin-bottom: var(--spacing-xl);
    font-weight: 300;
}

/* ==================== SERVICES SECTION ==================== */

.services {
    background: var(--color-light-gray);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

.service-card {
    background: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    text-align: center;
    border-top: 4px solid transparent;
    position: relative;
}

.service-card:nth-child(1) {
    border-top-color: var(--color-primary-green);
}

.service-card:nth-child(2) {
    border-top-color: var(--color-primary-orange);
}

.service-card:nth-child(3) {
    border-top-color: var(--color-primary-cyan);
}

.service-card:nth-child(4) {
    border-top-color: var(--color-primary-red);
}

.service-card:nth-child(5) {
    border-top-color: var(--color-primary-green);
}

.service-card:nth-child(6) {
    border-top-color: var(--color-primary-orange);
}

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

.service-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary-blue), rgba(13, 91, 168, 0.1));
    border-radius: 12px;
    color: var(--color-primary-blue);
}

.service-card:hover .service-icon {
    color: var(--color-primary-green);
    background: linear-gradient(135deg, var(--color-primary-green), rgba(108, 194, 74, 0.1));
}

.service-card h3 {
    font-size: 1.3rem;
    color: var(--color-primary-blue);
    margin-bottom: var(--spacing-md);
    font-weight: 700;
}

.service-card p {
    color: var(--color-dark-gray);
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

.service-link {
    color: var(--color-primary-green);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    display: inline-block;
}

.service-link:hover {
    color: var(--color-primary-orange);
    transform: translateX(5px);
}

/* ==================== ABOUT SECTION ==================== */

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

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xxl);
    align-items: center;
    margin-top: var(--spacing-xl);
}

.about-text p {
    font-size: 1.05rem;
    color: var(--color-dark-gray);
    margin-bottom: var(--spacing-lg);
    line-height: 1.8;
}

.about-text p strong {
    color: var(--color-primary-blue);
}

.about-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-xl);
    border-top: 2px solid var(--color-gray);
}

.info-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.info-item i {
    font-size: 1.8rem;
    color: var(--color-primary-green);
    background: rgba(108, 194, 74, 0.1);
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.info-item h4 {
    color: var(--color-primary-blue);
    font-weight: 700;
}

.info-item p {
    margin: 0;
    color: var(--color-dark-gray);
    font-size: 0.95rem;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
}

.stat {
    background: linear-gradient(135deg, var(--color-primary-blue), rgba(13, 91, 168, 0.1));
    padding: var(--spacing-xl);
    border-radius: 12px;
    text-align: center;
    color: var(--color-white);
}

.stat h3 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: var(--spacing-sm);
}

.stat p {
    font-size: 0.95rem;
    margin: 0;
    opacity: 0.9;
}

@media (max-width: 768px) {
    .about-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .about-stats {
        grid-template-columns: 1fr 1fr;
    }
}

/* ==================== PORTFOLIO SECTION ==================== */

.portfolio {
    background: var(--color-light-gray);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.portfolio-item {
    background: var(--color-white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    cursor: pointer;
}

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

.portfolio-image {
    width: 100%;
    height: 200px;
    background: linear-gradient(135deg, var(--color-primary-blue), var(--color-primary-cyan));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: var(--color-white);
    transition: var(--transition);
}

.portfolio-item:hover .portfolio-image {
    background: linear-gradient(135deg, var(--color-primary-green), var(--color-primary-orange));
}

.portfolio-item h3 {
    padding: var(--spacing-md);
    color: var(--color-primary-blue);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.portfolio-item p {
    padding: 0 var(--spacing-md) var(--spacing-md);
    color: var(--color-dark-gray);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* ==================== CONTACT SECTION ==================== */

.contact {
    background: linear-gradient(135deg, var(--color-primary-blue) 0%, rgba(13, 91, 168, 0.9) 100%);
    color: var(--color-white);
}

.contact .section-title {
    color: var(--color-white);
}

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

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xxl);
    margin-top: var(--spacing-xl);
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.contact-item {
    display: flex;
    gap: var(--spacing-lg);
    align-items: flex-start;
}

.contact-item i {
    font-size: 1.8rem;
    color: var(--color-primary-green);
    min-width: 30px;
    margin-top: var(--spacing-xs);
}

.contact-item h4 {
    color: var(--color-white);
    margin-bottom: var(--spacing-xs);
}

.contact-item p {
    margin: 0;
    color: rgba(255, 255, 255, 0.9);
}

.contact-item a {
    color: var(--color-primary-green);
    text-decoration: none;
    transition: var(--transition);
}

.contact-item a:hover {
    color: var(--color-primary-orange);
    text-decoration: underline;
}

/* Formulaire de Contact */
.contact-form {
    background: rgba(255, 255, 255, 0.1);
    padding: var(--spacing-xl);
    border-radius: 12px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.95);
    color: var(--color-darker-gray);
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: var(--transition);
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
    color: var(--color-dark-gray);
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--color-primary-green);
    box-shadow: 0 0 0 3px rgba(108, 194, 74, 0.1);
}

.contact-form button {
    width: 100%;
    margin-top: var(--spacing-md);
}

.form-note {
    margin-top: var(--spacing-md);
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.8);
    text-align: center;
}

@media (max-width: 768px) {
    .contact-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
}

/* ==================== FOOTER ==================== */

.footer {
    background: var(--color-darker-gray);
    color: var(--color-white);
    padding: var(--spacing-xxl) 0 var(--spacing-lg);
}

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

.footer-section h4 {
    color: var(--color-primary-green);
    margin-bottom: var(--spacing-md);
    font-weight: 700;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.8;
    font-size: 0.95rem;
}

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

.footer-section ul li {
    margin-bottom: var(--spacing-sm);
}

.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: var(--transition);
}

.footer-section a:hover {
    color: var(--color-primary-green);
    transform: translateX(5px);
}

.social-links {
    display: flex;
    gap: var(--spacing-md);
}

.social-link {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary-green);
    transition: var(--transition);
    border: 2px solid transparent;
}

.social-link:hover {
    background: var(--color-primary-green);
    color: var(--color-white);
    transform: translateY(-3px);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-xl);
    text-align: center;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
}

.footer-bottom a {
    color: var(--color-primary-green);
    text-decoration: none;
    transition: var(--transition);
}

.footer-bottom a:hover {
    text-decoration: underline;
}

/* ==================== SCROLL BAR ==================== */

::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--color-light-gray);
}

::-webkit-scrollbar-thumb {
    background: var(--color-primary-green);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-primary-blue);
}

/* ==================== ANIMATIONS ==================== */

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

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

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

/* ==================== UTILITIES ==================== */

.text-center {
    text-align: center;
}

.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }

.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }

.p-1 { padding: var(--spacing-sm); }
.p-2 { padding: var(--spacing-md); }
.p-3 { padding: var(--spacing-lg); }
.p-4 { padding: var(--spacing-xl); }

/* ==================== RESPONSIVE ==================== */

@media (max-width: 1024px) {
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 1.8rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    section {
        padding: var(--spacing-xl) 0;
    }
    
    .services-grid,
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero {
        min-height: 300px;
        padding: var(--spacing-lg) 0;
    }
    
    .hero-title {
        font-size: 1.5rem;
    }
    
    .hero-subtitle {
        font-size: 0.95rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .navbar {
        padding: var(--spacing-md) 0;
    }
    
    .logo-text {
        display: none;
    }
}