/* 
* WebCreation - Services de Création de Sites Web et Standards SEO
* Feuille de style principale
*/

/* ===== VARIABLES ===== */
:root {
    /* Couleurs principales */
    --primary: #4361ee;
    --primary-dark: #3a56d4;
    --primary-light: #6780f5;
    --secondary: #ff6b6b;
    --secondary-dark: #e55c5c;
    --secondary-light: #ff8a8a;
    
    /* Couleurs neutres */
    --dark: #2b2d42;
    --gray-dark: #555b6e;
    --gray: #8d99ae;
    --gray-light: #edf2f4;
    --light: #ffffff;
    
    /* Polices */
    --font-primary: 'Poppins', sans-serif;
    --font-secondary: 'Montserrat', sans-serif;
    
    /* Espacements */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 5rem;
    
    /* Bordures */
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 16px;
    --border-radius-xl: 24px;
    
    /* Ombres */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.1);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

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

body {
    font-family: var(--font-primary);
    color: var(--dark);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-secondary);
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: var(--spacing-sm);
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.5rem;
}

p {
    margin-bottom: var(--spacing-sm);
}

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

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

ul, ol {
    list-style-position: inside;
    margin-bottom: var(--spacing-sm);
}

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

button, input, select, textarea {
    font-family: var(--font-primary);
    font-size: 1rem;
}

/* ===== LAYOUT ===== */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

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

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

.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--spacing-lg);
}

.section-header h2 {
    position: relative;
    display: inline-block;
    margin-bottom: var(--spacing-sm);
    color: var(--dark);
}

.section-header h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 3px;
    background-color: var(--primary);
}

.section-header p {
    color: var(--gray-dark);
    font-size: 1.1rem;
}

/* ===== COMPOSANTS ===== */

/* Boutons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius-md);
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    border: none;
    font-size: 1rem;
}

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

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

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

.btn-secondary:hover {
    background-color: var(--secondary-dark);
    color: var(--light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

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

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

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

/* ===== HEADER ===== */
#header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--light);
    box-shadow: var(--shadow-sm);
    padding: 1rem 0;
    z-index: 1000;
    transition: all var(--transition-normal);
}

#header.scrolled {
    padding: 0.5rem 0;
    box-shadow: var(--shadow-md);
}

#header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo a {
    font-family: var(--font-secondary);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--dark);
}

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

.nav-menu {
    display: flex;
    list-style: none;
    margin: 0;
}

.nav-menu li {
    margin: 0 var(--spacing-sm);
}

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

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

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

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--dark);
    margin: 5px 0;
    transition: all var(--transition-normal);
}

/* ===== HERO SECTION ===== */
#hero {
    padding: 8rem 0 6rem;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--light);
    position: relative;
    overflow: hidden;
}

.hero-content {
    max-width: 600px;
    margin-bottom: var(--spacing-lg);
}

#hero h1 {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
}

#hero p {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-md);
    opacity: 0.9;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-sm);
}

.hero-image {
    position: absolute;
    right: 0;
    bottom: 0;
    width: 50%;
    max-width: 600px;
    opacity: 0.8;
}

.hero-wave {
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 100%;
    line-height: 0;
}

/* ===== SERVICES SECTION ===== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.service-card {
    background-color: var(--light);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    text-align: center;
}

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

.service-icon {
    width: 80px;
    height: 80px;
    background-color: var(--primary-light);
    color: var(--light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
    font-size: 2rem;
}

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

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

.service-link {
    color: var(--primary);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
}

.service-link i {
    margin-left: 5px;
    transition: transform var(--transition-fast);
}

.service-link:hover i {
    transform: translateX(5px);
}

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

/* ===== SEO SECTION ===== */
.seo-content {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.seo-text {
    flex: 1;
}

.seo-image {
    flex: 1;
    text-align: center;
}

.seo-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: var(--spacing-md);
}

.seo-icon {
    width: 50px;
    height: 50px;
    background-color: var(--primary);
    color: var(--light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: var(--spacing-sm);
    flex-shrink: 0;
}

.seo-info h3 {
    margin-bottom: var(--spacing-xs);
}

/* ===== PORTFOLIO SECTION ===== */
.portfolio-filters {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: var(--spacing-md);
}

.filter-btn {
    background-color: transparent;
    border: 1px solid var(--gray);
    color: var(--gray-dark);
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.filter-btn:hover,
.filter-btn.active {
    background-color: var(--primary);
    border-color: var(--primary);
    color: var(--light);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

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

.portfolio-image {
    position: relative;
    overflow: hidden;
    aspect-ratio: 4/3;
}

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

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

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(67, 97, 238, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
}

.portfolio-info {
    text-align: center;
    color: var(--light);
    padding: var(--spacing-md);
    transform: translateY(20px);
    transition: transform var(--transition-normal);
}

.portfolio-item:hover .portfolio-info {
    transform: translateY(0);
}

.portfolio-info h3 {
    margin-bottom: 5px;
}

.portfolio-info p {
    margin-bottom: var(--spacing-sm);
    font-size: 0.9rem;
    opacity: 0.9;
}

/* ===== TESTIMONIALS SECTION ===== */
.testimonial-slider {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.testimonial-container {
    position: relative;
    overflow: hidden;
    min-height: 300px;
}

.testimonial-item {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-slow), visibility var(--transition-slow);
}

.testimonial-item.active {
    opacity: 1;
    visibility: visible;
    position: relative;
}

.testimonial-content {
    background-color: var(--light);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-md);
}

.testimonial-text {
    position: relative;
    padding-left: 30px;
    margin-bottom: var(--spacing-md);
}

.testimonial-text i {
    position: absolute;
    top: 0;
    left: 0;
    color: var(--primary);
    font-size: 1.5rem;
    opacity: 0.5;
}

.testimonial-author {
    display: flex;
    align-items: center;
}

.testimonial-author img {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
    margin-right: var(--spacing-sm);
}

.author-info h4 {
    margin-bottom: 0;
}

.author-info p {
    margin-bottom: 0;
    color: var(--gray);
    font-size: 0.9rem;
}

.testimonial-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: var(--spacing-md);
}

.testimonial-prev,
.testimonial-next {
    background-color: var(--light);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-fast);
}

.testimonial-prev:hover,
.testimonial-next:hover {
    background-color: var(--primary);
    color: var(--light);
}

.testimonial-dots {
    display: flex;
    align-items: center;
    margin: 0 var(--spacing-sm);
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: var(--gray);
    margin: 0 5px;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.dot.active {
    background-color: var(--primary);
    transform: scale(1.3);
}

/* ===== ABOUT SECTION ===== */
.about-content {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.about-image {
    flex: 1;
}

.about-image img {
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-md);
}

.about-text {
    flex: 1;
}

.about-text h3 {
    margin-top: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
}

.values-list {
    list-style: none;
    margin-bottom: var(--spacing-md);
}

.values-list li {
    margin-bottom: var(--spacing-xs);
    display: flex;
    align-items: center;
}

.values-list i {
    color: var(--primary);
    margin-right: 10px;
}

/* ===== CONTACT SECTION ===== */
.contact-content {
    display: flex;
    gap: var(--spacing-lg);
}

.contact-info {
    flex: 1;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: var(--spacing-md);
}

.contact-icon {
    width: 50px;
    height: 50px;
    background-color: var(--primary);
    color: var(--light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: var(--spacing-sm);
    flex-shrink: 0;
}

.contact-item h3 {
    margin-bottom: 5px;
}

.contact-item p {
    margin-bottom: 0;
}

.contact-social h3 {
    margin-bottom: var(--spacing-sm);
}

.social-icons {
    display: flex;
    gap: 10px;
}

.social-icons a {
    width: 40px;
    height: 40px;
    background-color: var(--gray-light);
    color: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.social-icons a:hover {
    background-color: var(--primary);
    color: var(--light);
    transform: translateY(-3px);
}

.contact-form {
    flex: 1;
}

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

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px 15px;
    border: 1px solid var(--gray);
    border-radius: var(--border-radius-sm);
    transition: border-color var(--transition-fast);
}

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

.form-checkbox {
    display: flex;
    align-items: flex-start;
}

.form-checkbox input {
    width: auto;
    margin-right: 10px;
    margin-top: 5px;
}

.error-message {
    color: var(--secondary);
    font-size: 0.875rem;
    display: none;
}

.form-group.error input,
.form-group.error select,
.form-group.error textarea {
    border-color: var(--secondary);
}

.form-group.error .error-message {
    display: block;
}

.form-success {
    background-color: #4caf50;
    color: var(--light);
    text-align: center;
    padding: var(--spacing-md);
    border-radius: var(--border-radius-md);
    display: none;
}

.form-success i {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
}

/* ===== FOOTER ===== */
#footer {
    background-color: var(--dark);
    color: var(--light);
    padding: var(--spacing-lg) 0 var(--spacing-sm);
    position: relative;
}

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

.footer-logo a {
    font-family: var(--font-secondary);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--light);
    margin-bottom: var(--spacing-sm);
    display: inline-block;
}

.footer-logo a span {
    color: var(--primary-light);
}

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

.footer-content h3 {
    color: var(--light);
    margin-bottom: var(--spacing-sm);
    font-size: 1.2rem;
}

.footer-links ul,
.footer-services ul {
    list-style: none;
    margin: 0;
}

.footer-links li,
.footer-services li {
    margin-bottom: 8px;
}

.footer-links a,
.footer-services a {
    color: var(--gray);
    transition: color var(--transition-fast);
}

.footer-links a:hover,
.footer-services a:hover {
    color: var(--primary-light);
}

.footer-newsletter p {
    color: var(--gray);
    margin-bottom: var(--spacing-sm);
    font-size: 0.9rem;
}

.footer-newsletter .form-group {
    position: relative;
}

.footer-newsletter input {
    width: 100%;
    padding: 10px 50px 10px 15px;
    background-color: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius-sm);
    color: var(--light);
}

.footer-newsletter input::placeholder {
    color: var(--gray);
}

.footer-newsletter button {
    position: absolute;
    right: 5px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--primary-light);
    cursor: pointer;
    padding: 5px;
    transition: color var(--transition-fast);
}

.footer-newsletter button:hover {
    color: var(--light);
}

.footer-newsletter .social-icons {
    margin-top: var(--spacing-sm);
}

.footer-newsletter .social-icons a {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--light);
}

.footer-newsletter .social-icons a:hover {
    background-color: var(--primary);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-sm);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.9rem;
}

.copyright {
    color: var(--gray);
}

.legal-links {
    display: flex;
    gap: var(--spacing-sm);
}

.legal-links a {
    color: var(--gray);
}

.legal-links a:hover {
    color: var(--primary-light);
}

.back-to-top {
    position: absolute;
    right: 30px;
    bottom: 30px;
}

.back-to-top a {
    width: 40px;
    height: 40px;
    background-color: var(--primary);
    color: var(--light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.back-to-top a:hover {
    background-color: var(--primary-dark);
    transform: translateY(-5px);
}

/* ===== ANIMATIONS ===== */
[data-aos] {
    opacity: 0;
    transition: all 0.8s ease;
}

[data-aos="fade-up"] {
    transform: translateY(50px);
}

[data-aos="fade-right"] {
    transform: translateX(-50px);
}

[data-aos="fade-left"] {
    transform: translateX(50px);
}

[data-aos="zoom-in"] {
    transform: scale(0.9);
}

[data-aos].aos-animate {
    opacity: 1;
    transform: translateY(0) translateX(0) scale(1);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    h1 {
        font-size: 2.2rem;
    }
    
    h2 {
        font-size: 1.8rem;
    }
    
    .hero-image {
        width: 40%;
    }
    
    .about-content,
    .seo-content,
    .contact-content {
        flex-direction: column;
    }
    
    .about-image,
    .seo-image {
        margin-bottom: var(--spacing-md);
    }
}

@media (max-width: 768px) {
    html {
        font-size: 14px;
    }
    
    .section {
        padding: var(--spacing-lg) 0;
    }
    
    .header-cta {
        display: none;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background-color: var(--light);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        transition: left var(--transition-normal);
        box-shadow: var(--shadow-md);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-menu li {
        margin: var(--spacing-sm) 0;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .mobile-menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }
    
    #hero {
        padding: 7rem 0 5rem;
        text-align: center;
    }
    
    .hero-content {
        margin: 0 auto var(--spacing-lg);
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .hero-image {
        position: relative;
        width: 80%;
        margin: 0 auto;
    }
    
    .services-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-sm);
    }
}

@media (max-width: 576px) {
    .hero-buttons {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonial-author {
        flex-direction: column;
        text-align: center;
    }
    
    .testimonial-author img {
        margin: 0 auto var(--spacing-xs);
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-logo,
    .footer-links,
    .footer-services,
    .footer-newsletter {
        margin-bottom: var(--spacing-md);
    }
    
    .social-icons {
        justify-content: center;
    }
    
    .legal-links {
        flex-direction: column;
        gap: 10px;
    }
}