/* =========================================
   Importations Externes
========================================= */

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@400;500;700&display=swap');

/* Font Awesome pour les icônes */
@import url('https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css');

/* AOS CSS pour les animations au scroll */
@import url('https://cdnjs.cloudflare.com/ajax/libs/aos/2.3.4/aos.css');

/* Swiper CSS pour les sliders */
@import url('https://cdnjs.cloudflare.com/ajax/libs/Swiper/9.3.2/swiper-bundle.min.css');

/* =========================================
   Variables CSS - Palette de Couleurs et Thèmes
========================================= */

:root {
    /* Palette de Couleurs Principale */
    --color-primary: #000000; /* Noir Profond */
    --color-secondary: #ffffff; /* Blanc Pur */
    --color-accent: #e82127; /* Rouge Tesla */
    --color-background: #121212; /* Gris Très Foncé */
    --color-text: #e0e0e0; /* Gris Clair pour le Texte */
    --color-text-light: #a0a0a0; /* Gris Moyen pour le Texte Secondaire */
    --color-border: #333333; /* Gris pour les Bordures */

    /* Couleurs d'État */
    --color-success: #28a745; /* Vert pour succès */
    --color-error: #dc3545; /* Rouge pour erreurs */
    --color-warning: #ffc107; /* Jaune pour avertissements */

    /* Autres Variables */
    --font-family: 'Roboto', sans-serif;
    --transition-speed: 0.3s;
    --header-height: 80px;
    --footer-height: 100px;
    --card-border-radius: 12px;
    --button-border-radius: 30px;
    --shadow-color: rgba(0, 0, 0, 0.5);
    --gradient-bg: linear-gradient(135deg, #1c1c1c 0%, #2a2a2a 100%); /* Gradient Noir */
    --modal-bg-color: rgba(0, 0, 0, 0.7);
    --modal-content-bg: #1c1c1c;
    --modal-border-radius: 8px;
    --modal-shadow: 0 4px 20px var(--shadow-color);

    /* Animations */
    --animation-fade-in-down: fadeInDown 1s ease-in-out forwards;
    --animation-fade-in-up: fadeInUp 1s ease-in-out forwards;
    --animation-slide-down: slideDown 0.5s ease-out forwards;
}

/* Dark Mode Variables */
@media (prefers-color-scheme: dark) {
    body {
        --color-primary: #ffffff;
        --color-secondary: #000000;
        --color-background: #1c1c1c;
        --color-text: #e0e0e0;
        --color-text-light: #a0a0a0;
        --color-border: #555555;
        --shadow-color: rgba(0, 0, 0, 0.7);
    }
}

body.dark-mode {
    --color-primary: #ffffff;
    --color-secondary: #000000;
    --color-background: #1c1c1c;
    --color-text: #e0e0e0;
    --color-text-light: #a0a0a0;
    --color-border: #555555;
    --shadow-color: rgba(0, 0, 0, 0.7);
}

/* =========================================
   Reset CSS et Styles Globaux
========================================= */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    background-color: var(--color-background);
    color: var(--color-text);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
    transition: background-color var(--transition-speed), color var(--transition-speed);
}

/* =========================================
   Header et Navigation
========================================= */

.header {
    background-color: var(--color-primary);
    color: var(--color-secondary);
    height: var(--header-height);
    display: flex;
    align-items: center;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 8px var(--shadow-color);
    transition: background-color var(--transition-speed), box-shadow var(--transition-speed);
}

.header.scrolled {
    background-color: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 12px var(--shadow-color);
}

nav {
    width: 100%;
    max-width: 1400px;
    margin: auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 30px;
}

.logo {
    display: flex;
    align-items: center;
    perspective: 1000px; /* Pour les effets 3D */
}

.logo img {
    height: 50px;
    margin-right: 15px;
    transition: transform var(--transition-speed);
}

.logo:hover img {
    transform: rotateY(360deg);
}

.logo span {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--color-secondary);
    text-shadow: 2px 2px 6px rgba(0, 0, 0, 0.5);
}

nav ul {
    list-style: none;
    display: flex;
    align-items: center;
}

nav ul li {
    position: relative;
    margin-left: 40px;
}

nav ul li a {
    color: var(--color-secondary);
    text-decoration: none;
    font-weight: 500;
    display: flex;
    align-items: center;
    transition: color var(--transition-speed);
    font-size: 1rem;
    padding: 5px 0;
}

nav ul li a:hover,
nav ul li a.active {
    color: var(--color-accent);
}

nav ul li a .fa {
    margin-right: 8px;
    font-size: 1.2em;
}

/* Menu Déroulant Amélioré */
nav ul li .dropdown {
    visibility: hidden;
    opacity: 0;
    position: absolute;
    top: calc(100% + 10px);
    left: 0;
    background-color: var(--color-primary);
    min-width: 220px;
    box-shadow: 0 8px 16px var(--shadow-color);
    border-radius: var(--card-border-radius);
    z-index: 1000;
    overflow: hidden;
    transform: translateY(-20px);
    transition: opacity var(--transition-speed), transform var(--transition-speed), visibility var(--transition-speed);
    pointer-events: none;
}

nav ul li:hover .dropdown,
nav ul li:focus-within .dropdown {
    visibility: visible;
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

nav ul li .dropdown li {
    margin: 0;
}

nav ul li .dropdown li a {
    padding: 12px 20px;
    white-space: nowrap;
    color: var(--color-secondary);
    transition: background-color var(--transition-speed), transform var(--transition-speed);
    display: flex;
    align-items: center;
    font-weight: 400;
}

nav ul li .dropdown li a:hover,
nav ul li .dropdown li a:focus {
    background-color: rgba(255, 255, 255, 0.1);
    transform: scale(1.05);
}

/* Bouton Toggle pour Mobile */
.toggle-button {
    display: none;
    flex-direction: column;
    cursor: pointer;
    transition: transform 0.3s ease-in-out;
}

.toggle-button .bar {
    width: 25px;
    height: 3px;
    background-color: var(--color-secondary);
    margin: 4px 0;
    transition: all 0.3s ease-in-out;
}

.toggle-button.active .bar:nth-child(2) {
    opacity: 0;
}

.toggle-button.active .bar:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.toggle-button.active .bar:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

/* Toggle Dark Mode Button */
.dark-mode-toggle {
    color: var(--color-secondary);
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    transition: color var(--transition-speed), transform var(--transition-speed);
    margin-left: 25px;
}

.dark-mode-toggle.active {
    color: var(--color-accent);
}

.dark-mode-toggle:hover {
    color: var(--color-accent);
}

/* =========================================
   Sections Principales
========================================= */

/* Section Titre */
.section-title {
    font-size: 3rem;
    margin-bottom: 60px;
    color: var(--color-text);
    text-align: center;
    position: relative;
}

.section-title::after {
    content: '';
    width: 80px;
    height: 4px;
    background-color: var(--color-accent);
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
}

/* Hero Section */
.hero-section {
    background-image: url('../assets/images/hero-bg.jpg');
    background-size: cover;
    background-position: center;
    position: relative;
    padding: 150px 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-secondary);
    text-align: center;
    perspective: 1000px; /* Pour les effets 3D */
    transition: background-image var(--transition-speed);
}

.hero-section::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(5px);
    pointer-events: none;
}

.hero-section .container {
    position: relative;
    z-index: 1;
    transform: rotateX(0deg);
    transition: transform var(--transition-speed);
}

.hero-section:hover .container {
    transform: rotateX(5deg);
}

.hero-section h1 {
    font-size: 3rem;
    margin-bottom: 20px;
    animation: fadeInDown 1s ease-in-out forwards;
    text-shadow: 2px 2px 10px rgba(0, 0, 0, 0.7);
}

.hero-section h3 {
    font-size: 2rem;
    margin-bottom: 40px;
    animation: fadeInUp 1s ease-in-out forwards;
    text-shadow: 1px 1px 6px rgba(0, 0, 0, 0.5);
}

.hero-section .btn {
    padding: 15px 35px;
    font-size: 1.1rem;
    border-radius: var(--button-border-radius);
    background-color: var(--color-accent);
    border: none;
    color: var(--color-secondary);
    transition: transform var(--transition-speed), box-shadow var(--transition-speed);
    display: inline-flex;
    align-items: center;
    margin: 0 15px;
    text-decoration: none;
}

.hero-section .btn:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 20px var(--shadow-color);
}

.hero-section .btn i {
    margin-right: 8px;
    transition: transform var(--transition-speed);
}

.hero-section .btn:hover i {
    transform: translateX(5px);
}

/* About Section */
.about-section {
    background-color: var(--color-primary);
    padding: 80px 0;
    color: var(--color-secondary);
    position: relative;
    overflow: hidden;
}

.about-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: var(--gradient-bg);
    transform: rotate(135deg);
    z-index: 0;
    opacity: 0.05;
}

.about-section .section-title {
    color: var(--color-secondary);
}

.about-section .service-item {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    margin-bottom: 60px;
    position: relative;
    z-index: 1;
    perspective: 1000px; /* Pour les effets 3D */
}

.about-section .service-image-container {
    flex: 1 1 50%;
    padding: 20px;
}

.about-section .service-content {
    flex: 1 1 50%;
    padding: 20px;
}

.about-section .service-content h3 {
    font-size: 1.8rem;
    margin-bottom: 20px;
    color: var(--color-text);
}

.about-section .service-content p {
    font-size: 1.1rem;
    margin-bottom: 20px;
    color: var(--color-text-light);
    line-height: 1.8;
}

.about-section .service-content .btn {
    padding: 12px 30px;
    font-size: 1rem;
    border-radius: var(--button-border-radius);
    background-color: var(--color-accent);
    border: none;
    color: var(--color-secondary);
    transition: background-color var(--transition-speed), transform var(--transition-speed), box-shadow var(--transition-speed);
    text-decoration: none;
}

.about-section .service-content .btn:hover {
    background-color: #d81b22; /* Rouge Foncé */
    transform: translateY(-5px);
    box-shadow: 0 8px 20px var(--shadow-color);
}

.about-section img.service-image {
    border-radius: var(--card-border-radius);
    box-shadow: 0 10px 20px var(--shadow-color);
    width: 100%;
    max-width: 400px;
    height: auto;
    transition: transform var(--transition-speed), box-shadow var(--transition-speed);
    margin: 0 auto; /* Centre l'image */
    display: block;
}

.about-section img.service-image:hover {
    transform: scale(1.05) rotateY(5deg);
    box-shadow: 0 15px 25px var(--shadow-color);
}

/* Services Section */
.services-section {
    padding: 80px 20px;
    background-color: var(--color-background);
}

.services-section .container {
    max-width: 1200px;
    margin: auto;
}

.services-section .section-title {
    color: var(--color-text);
}

.services-section .row {
    display: flex;
    flex-wrap: wrap;
    gap: 40px;
    justify-content: center;
}

.service-box {
    background-color: var(--color-primary);
    border-radius: var(--card-border-radius);
    box-shadow: 0 10px 20px var(--shadow-color);
    padding: 30px;
    text-align: center;
    flex: 1 1 300px;
    transition: transform var(--transition-speed), box-shadow var(--transition-speed), background-color var(--transition-speed);
    will-change: transform, box-shadow, background-color;
}

.service-box:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 25px var(--shadow-color);
    background-color: var(--color-background);
}

.service-box i {
    font-size: 3rem;
    color: var(--color-accent);
    margin-bottom: 20px;
    transition: color var(--transition-speed), transform var(--transition-speed);
}

.service-box:hover i {
    color: #d81b22; /* Rouge Foncé */
    transform: rotate(10deg);
}

.service-box h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: var(--color-text);
}

.service-box p {
    font-size: 1rem;
    color: var(--color-text-light);
    line-height: 1.6;
}

/* Contact Section */
.contact-section {
    padding: 80px 20px;
    background-color: var(--color-primary);
    color: var(--color-secondary);
    position: relative;
    overflow: hidden;
}

.contact-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: var(--gradient-bg);
    transform: rotate(135deg);
    z-index: 0;
    opacity: 0.05;
}

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

.contact-section .contact-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: flex-start;
    gap: 40px;
    position: relative;
    z-index: 1;
    perspective: 1000px; /* Pour les effets 3D */
}

.contact-section .contact-info,
.contact-section .contact-form {
    flex: 1 1 400px;
}

.contact-section .contact-info h3 {
    font-size: 1.8rem;
    margin-bottom: 20px;
    color: var(--color-text);
}

.contact-section .contact-info p {
    font-size: 1.1rem;
    margin-bottom: 20px;
    color: var(--color-text-light);
    line-height: 1.8;
}

.contact-section .contact-form form {
    display: flex;
    flex-direction: column;
}

.contact-section .contact-form form input,
.contact-section .contact-form form textarea {
    width: 100%;
    padding: 12px 20px;
    margin: 8px 0;
    border: 1px solid var(--color-border);
    border-radius: var(--card-border-radius);
    box-sizing: border-box;
    background-color: var(--color-background);
    color: var(--color-text);
    transition: border-color var(--transition-speed), box-shadow var(--transition-speed), background-color var(--transition-speed), color var(--transition-speed);
}

.contact-section .contact-form form input:focus,
.contact-section .contact-form form textarea:focus {
    border-color: var(--color-accent);
    box-shadow: 0 0 5px var(--color-accent);
    outline: none;
    background-color: var(--color-primary);
    color: var(--color-secondary);
}

.contact-section .contact-form form .btn {
    width: auto;
    padding: 12px 35px;
    border: none;
    border-radius: var(--button-border-radius);
    background-color: var(--color-accent);
    color: var(--color-secondary);
    cursor: pointer;
    transition: background-color var(--transition-speed), transform var(--transition-speed), box-shadow var(--transition-speed);
    margin-top: 10px;
    align-self: flex-start;
    text-decoration: none;
}

.contact-section .contact-form form .btn:hover {
    background-color: #d81b22; /* Rouge Foncé */
    transform: translateY(-3px);
    box-shadow: 0 6px 20px var(--shadow-color);
}

/* Testimonials Section */
.testimonials-section {
    padding: 80px 20px;
    background-color: var(--color-background);
    position: relative;
    overflow: hidden;
}

.testimonials-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: var(--gradient-bg);
    transform: rotate(45deg);
    z-index: 0;
    opacity: 0.05;
}

.testimonials-section .section-title {
    color: var(--color-text);
}

.testimonials-section .testimonial-slider {
    position: relative;
    z-index: 1;
}

.testimonials-section .testimonial-box {
    background-color: var(--color-primary);
    border-radius: var(--card-border-radius);
    box-shadow: 0 10px 20px var(--shadow-color);
    margin: 30px auto;
    padding: 40px 30px;
    transition: transform var(--transition-speed), box-shadow var(--transition-speed), background-color var(--transition-speed);
    max-width: 600px;
    text-align: center;
    perspective: 1000px; /* Pour les effets 3D */
    will-change: transform, box-shadow, background-color;
}

.testimonials-section .testimonial-box:hover {
    transform: rotateY(10deg) translateY(-10px);
    box-shadow: 0 15px 25px var(--shadow-color);
    background-color: var(--color-background);
}

.testimonials-section .testimonial-box p {
    font-style: italic;
    color: var(--color-text-light);
    margin-bottom: 25px;
    font-size: 1.1rem;
    line-height: 1.8;
}

.testimonials-section .testimonial-box h5 {
    font-weight: 600;
    color: var(--color-accent);
    text-shadow: 1px 1px 4px rgba(0, 0, 0, 0.5);
}

/* Swiper Slider Customization */
.swiper-container {
    width: 100%;
    padding: 20px 0;
}

.swiper-slide {
    display: flex;
    justify-content: center;
    align-items: center;
}

.swiper-button-next,
.swiper-button-prev {
    color: var(--color-accent);
    transition: color var(--transition-speed);
}

.swiper-button-next:hover,
.swiper-button-prev:hover {
    color: #d81b22; /* Rouge Foncé */
}

.swiper-pagination-bullet {
    background: var(--color-accent);
    opacity: 0.7;
    transition: opacity var(--transition-speed), background var(--transition-speed);
}

.swiper-pagination-bullet-active {
    opacity: 1;
    background: #d81b22; /* Rouge Foncé */
}

/* Call to Action Section */
.cta-section {
    background-image: url('../assets/images/cta-bg.jpg');
    background-size: cover;
    background-position: center;
    position: relative;
    padding: 100px 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-secondary);
    text-align: center;
    perspective: 1000px; /* Pour les effets 3D */
    transition: background-image var(--transition-speed);
}

.cta-section::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
    pointer-events: none;
}

.cta-section .container {
    position: relative;
    z-index: 1;
    transform: rotateX(0deg);
    transition: transform var(--transition-speed);
}

.cta-section:hover .container {
    transform: rotateX(5deg);
}

.cta-section h2 {
    font-size: 3rem;
    margin-bottom: 20px;
    animation: fadeInDown 1s ease-in-out forwards;
    text-shadow: 2px 2px 10px rgba(0, 0, 0, 0.7);
}

.cta-section h3 {
    font-size: 2rem;
    margin-bottom: 40px;
    animation: fadeInUp 1s ease-in-out forwards;
    text-shadow: 1px 1px 6px rgba(0, 0, 0, 0.5);
}

.cta-section .btn {
    padding: 15px 35px;
    font-size: 1.1rem;
    border-radius: var(--button-border-radius);
    background-color: var(--color-accent);
    border: none;
    color: var(--color-secondary);
    transition: transform var(--transition-speed), box-shadow var(--transition-speed);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
}

.cta-section .btn:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 20px var(--shadow-color);
}

.cta-section .btn i {
    margin-right: 8px;
    transition: transform var(--transition-speed);
}

.cta-section .btn:hover i {
    transform: translateX(5px);
}

/* =========================================
   Footer
========================================= */

footer {
    background-color: var(--color-primary);
    color: var(--color-secondary);
    text-align: center;
    padding: 40px 20px;
    position: relative;
    margin-top: 40px;
    border-top: 1px solid var(--color-border);
    box-shadow: 0 -2px 4px var(--shadow-color);
    transition: background-color var(--transition-speed), color var(--transition-speed);
}

.footer-container {
    max-width: 1200px;
    margin: auto;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    position: relative;
    z-index: 1;
}

.footer-section {
    flex: 1 1 200px;
    margin: 20px;
    transition: transform var(--transition-speed), box-shadow var(--transition-speed);
}

.footer-section:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 8px var(--shadow-color);
}

.footer-section h3 {
    margin-bottom: 15px;
    font-size: 1.5rem;
    color: var(--color-secondary);
    position: relative;
}

.footer-section h3::after {
    content: '';
    width: 40px;
    height: 3px;
    background-color: var(--color-accent);
    position: absolute;
    bottom: -5px;
    left: 50%;
    transform: translateX(-50%);
}

.footer-section ul {
    list-style: none;
    padding: 0;
}

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

.footer-section ul li a {
    color: var(--color-secondary);
    transition: color var(--transition-speed), transform var(--transition-speed);
    text-decoration: none;
    font-size: 1rem;
    display: inline-flex;
    align-items: center;
}

.footer-section ul li a:hover {
    color: var(--color-accent);
    transform: translateX(5px);
}

.footer-section ul li a .fa {
    margin-right: 8px;
    transition: transform var(--transition-speed);
}

.footer-section ul li a:hover .fa {
    transform: rotate(360deg);
}

.footer .social-icons {
    display: flex;
    justify-content: center;
    margin-top: 20px;
}

.footer .social-icons a {
    color: var(--color-secondary);
    font-size: 1.8rem;
    margin: 0 15px;
    transition: color var(--transition-speed), transform var(--transition-speed);
}

.footer .social-icons a:hover {
    color: var(--color-accent);
    transform: scale(1.2);
}

footer p {
    margin-top: 30px;
    font-size: 0.9rem;
    color: var(--color-text-light);
}

/* =========================================
   Login & Register Pages
========================================= */

.auth-section {
    padding: 100px 20px;
    background-color: var(--color-background);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: calc(100vh - var(--header-height) - var(--footer-height));
}

.auth-card {
    background-color: var(--color-primary);
    border-radius: var(--card-border-radius);
    box-shadow: 0 10px 20px var(--shadow-color);
    padding: 40px 30px;
    max-width: 400px;
    width: 100%;
    color: var(--color-secondary);
    transition: transform var(--transition-speed), box-shadow var(--transition-speed), background-color var(--transition-speed);
    will-change: transform, box-shadow, background-color;
}

.auth-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 25px var(--shadow-color);
    background-color: var(--color-background);
}

.auth-card h2 {
    text-align: center;
    margin-bottom: 30px;
    font-size: 2rem;
    text-shadow: 1px 1px 4px rgba(0, 0, 0, 0.5);
}

.auth-card form {
    display: flex;
    flex-direction: column;
}

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

.auth-card form label {
    display: flex;
    align-items: center;
    margin-bottom: 5px;
    font-weight: 500;
    color: var(--color-text);
}

.auth-card form label .fa {
    margin-right: 8px;
    color: var(--color-accent);
}

.auth-card form input,
.auth-card form select,
.auth-card form textarea {
    width: 100%;
    padding: 12px 20px;
    border: 1px solid var(--color-border);
    border-radius: var(--card-border-radius);
    box-sizing: border-box;
    background-color: var(--color-background);
    color: var(--color-text);
    transition: border-color var(--transition-speed), box-shadow var(--transition-speed), background-color var(--transition-speed), color var(--transition-speed);
}

.auth-card form input:focus,
.auth-card form select:focus,
.auth-card form textarea:focus {
    border-color: var(--color-accent);
    box-shadow: 0 0 5px var(--color-accent);
    outline: none;
    background-color: var(--color-primary);
    color: var(--color-secondary);
}

.auth-card form .btn {
    padding: 12px 35px;
    border: none;
    border-radius: var(--button-border-radius);
    background-color: var(--color-accent);
    color: var(--color-secondary);
    cursor: pointer;
    transition: background-color var(--transition-speed), transform var(--transition-speed), box-shadow var(--transition-speed);
    align-self: center;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
}

.auth-card form .btn:hover {
    background-color: #d81b22; /* Rouge Foncé */
    transform: translateY(-3px);
    box-shadow: 0 6px 20px var(--shadow-color);
}

.auth-card .redirect-link {
    text-align: center;
    margin-top: 15px;
}

.auth-card .redirect-link a {
    color: var(--color-accent);
    text-decoration: none;
    transition: color var(--transition-speed);
}

.auth-card .redirect-link a:hover {
    color: #d81b22; /* Rouge Foncé */
}

/* =========================================
   Tables
========================================= */

/* Styles Généraux des Tables */
table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
    overflow-x: auto;
}

table thead {
    background-color: var(--color-primary);
    color: var(--color-secondary);
}

table th,
table td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid var(--color-border);
    font-size: 0.9rem;
}

table tr:hover {
    background-color: rgba(216, 27, 34, 0.05); /* Rouge Très Clair */
}

/* Boutons d'Actions dans les Tables */
table .actions button,
table .actions a.btn {
    margin-right: 10px;
    padding: 6px 12px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    color: #ffffff;
    font-size: 0.8rem;
    transition: background-color var(--transition-speed), transform var(--transition-speed);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
}

table .actions .btn-edit {
    background-color: var(--color-accent);
}

table .actions .btn-edit:hover {
    background-color: #d81b22; /* Rouge Foncé */
}

table .actions .btn-delete {
    background-color: var(--color-error);
}

table .actions .btn-delete:hover {
    background-color: #c82333; /* Rouge Très Foncé */
}

/* =========================================
   Modals
========================================= */

.modal {
    visibility: hidden;
    opacity: 0;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: var(--modal-bg-color);
    transition: opacity var(--transition-speed), visibility var(--transition-speed);
    pointer-events: none;
}

.modal.active {
    visibility: visible;
    opacity: 1;
    pointer-events: auto;
}

.modal-content {
    background-color: var(--modal-content-bg);
    margin: 10% auto;
    padding: 30px 40px;
    border: none;
    width: 80%;
    max-width: 600px;
    border-radius: var(--modal-border-radius);
    box-shadow: var(--modal-shadow);
    animation: slideDown 0.5s ease-out forwards;
    color: var(--color-secondary);
}

.close {
    color: var(--color-secondary);
    float: right;
    font-size: 28px;
    font-weight: bold;
    transition: color var(--transition-speed);
}

.close:hover,
.close:focus {
    color: var(--color-accent);
    text-decoration: none;
    cursor: pointer;
}

/* =========================================
   Accessibility Enhancements
========================================= */

/* Focus States for Links */
nav ul li a:focus {
    outline: 2px dashed var(--color-accent);
    outline-offset: 4px;
}

/* Visually Hidden Class for Screen Readers */
.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

/* =========================================
   Classes Utilitaires
========================================= */

/* Utilisation de Flexbox pour alignement optimal */
.flex-center {
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Utilisation de Grid pour certaines sections si nécessaire */
.grid-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

/* Classes Utilitaires */
.text-center {
    text-align: center;
}

.mt-20 {
    margin-top: 20px;
}

.mb-20 {
    margin-bottom: 20px;
}

.p-20 {
    padding: 20px;
}

.border {
    border: 1px solid var(--color-border);
}

.rounded {
    border-radius: var(--card-border-radius);
}

.shadow {
    box-shadow: 0 4px 10px var(--shadow-color);
}

.transition {
    transition: all var(--transition-speed) ease-in-out;
}

/* =========================================
   Additional Enhancements
========================================= */

/* Smooth Scroll for Internal Links */
a[href^="#"] {
    scroll-behavior: smooth;
}

/* Responsive Images */
img {
    max-width: 100%;
    height: auto;
    display: block;
    transition: transform var(--transition-speed), opacity var(--transition-speed);
}

.service-image {
    max-width: 50%;
    margin: 0 auto;
    border-radius: var(--card-border-radius);
    box-shadow: 0 4px 8px var(--shadow-color);
    transition: transform var(--transition-speed), box-shadow var(--transition-speed);
}

.service-image:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 16px var(--shadow-color);
}

/* Optimize Button Click Area */
button,
a.button {
    cursor: pointer;
    display: inline-block;
}

/* Enhanced Hover Effects */
a:hover,
button:hover {
    opacity: 0.9;
}

/* Prevent text selection on interactive elements */
button,
a,
.nav-link {
    user-select: none;
}

/* Ensure links have no unexpected styles */
a {
    color: inherit;
    text-decoration: none;
}

a:hover {
    text-decoration: none;
}

/* =========================================
   Animations et Transitions
========================================= */

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

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

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* =========================================
   Responsive Design
========================================= */

/* Responsive pour les Tableaux et Grids */
@media (max-width: 1200px) {
    .section-title {
        font-size: 2.5rem;
    }

    .service-box h3,
    .about-section .service-content h3,
    .testimonials-section .testimonial-box h5 {
        font-size: 1.6rem;
    }
}

/* Responsive pour les Tableaux Responsifs */
@media (max-width: 768px) {
    .service-box {
        flex: 1 1 100%;
        margin: 20px 0;
    }

    .about-section .service-item {
        flex-direction: column;
    }

    .about-section .service-image-container,
    .about-section .service-content {
        flex: 1 1 100%;
    }

    .testimonial-box {
        margin: 20px auto;
    }

    .hero-section h1 {
        font-size: 2.5rem;
    }

    .hero-section h3,
    .cta-section h3 {
        font-size: 1.5rem;
    }

    nav ul {
        flex-direction: column;
        align-items: flex-start;
        display: none;
        width: 100%;
        background-color: var(--color-primary);
        position: absolute;
        top: var(--header-height);
        left: 0;
        padding: 20px 0;
        border-bottom: 1px solid var(--color-border);
    }

    nav ul.active {
        display: flex;
    }

    nav ul li {
        margin: 15px 20px;
    }

    .toggle-button {
        display: flex;
    }

    .dark-mode-toggle {
        display: none; /* Hide on mobile for better UX */
    }

    .container {
        margin-top: calc(var(--header-height) + 20px);
    }
}

/* Responsive pour les Très Petits Écrans */
@media (max-width: 576px) {
    .hero-section {
        padding: 100px 0;
    }

    .hero-section h1 {
        font-size: 2rem;
    }

    .hero-section h3,
    .cta-section h3 {
        font-size: 1.25rem;
    }

    .footer-section {
        flex: 1 1 100%;
        margin: 20px 0;
    }

    .swiper-button-next,
    .swiper-button-prev {
        display: none; /* Hide arrows on small screens */
    }

    .swiper-pagination-bullet {
        width: 10px;
        height: 10px;
    }

    .service-image {
        max-width: 80%; /* Sur mobile, l'image s'agrandit pour occuper plus d'espace */
    }

    .auth-card {
        padding: 30px 20px;
    }

    .auth-card h2 {
        font-size: 1.8rem;
    }

    .contact-section .contact-container {
        flex-direction: column;
    }

    .contact-section .contact-info,
    .contact-section .contact-form {
        flex: 1 1 100%;
    }
}

/* Responsive pour Les Grids dans Services et About sur Écrans Très Larges */
@media (min-width: 1201px) {
    .services-section .row {
        justify-content: space-around;
    }

    .about-section .row {
        display: flex;
    }
}

/* Responsive pour les Très Grands Écrans */
@media (min-width: 1600px) {
    .hero-section h1 {
        font-size: 4.5rem;
    }

    .hero-section h3 {
        font-size: 2rem;
    }

    .services-section .section-title,
    .about-section .section-title,
    .testimonials-section .section-title,
    .cta-section .section-title {
        font-size: 3rem;
    }

    .auth-card {
        max-width: 600px;
        padding: 60px;
    }

    .auth-card h2 {
        font-size: 2.5rem;
    }
}

/* Responsive pour les Grids dans la Section Équipe */
.team-section .grid-container {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}