/* style.css - Style principal du portfolio */

/* ===== VARIABLES ===== */
:root {
    /* Couleurs - Thème clair */
    --primary-color: #3a86ff;
    --primary-dark: #2667cc;
    --secondary-color: #8338ec;
    --accent-color: #ff006e;
    --text-color: #333333;
    --text-light: #666666;
    --text-lighter: #888888;
    --bg-color: #ffffff;
    --bg-light: #f8f9fa;
    --bg-dark: #f0f2f5;
    --border-color: #e1e5e9;
    --shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    --shadow-hover: 0 10px 25px rgba(0, 0, 0, 0.12);
    --radius: 10px;
    --transition: all 0.3s ease;
    
    /* Typographie */
    --font-primary: 'Poppins', sans-serif;
    --font-secondary: 'Roboto Mono', monospace;
    
    /* Espacements */
    --container-padding: 2rem;
    --section-spacing: 6rem;
}

[data-theme="dark"] {
    /* Couleurs - Thème sombre */
    --primary-color: #4d96ff;
    --primary-dark: #3a86ff;
    --secondary-color: #9d5eff;
    --accent-color: #ff3385;
    --text-color: #ffffff;
    --text-light: #cccccc;
    --text-lighter: #999999;
    --bg-color: #121212;
    --bg-light: #1e1e1e;
    --bg-dark: #0d0d0d;
    --border-color: #333333;
    --shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    --shadow-hover: 0 10px 25px rgba(0, 0, 0, 0.4);
}

/* ===== 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(--text-color);
    background-color: var(--bg-color);
    line-height: 1.6;
    overflow-x: hidden;
    transition: var(--transition);
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 { font-size: 3.5rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.25rem; }

p {
    margin-bottom: 1rem;
}

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

/* ===== BOUTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.875rem 2rem;
    border-radius: var(--radius);
    font-weight: 500;
    font-size: 1rem;
    cursor: pointer;
    border: 2px solid transparent;
    transition: var(--transition);
    gap: 0.5rem;
}

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

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

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

.btn-secondary:hover {
    background-color: #6a2bc4;
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

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

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

.btn-small {
    padding: 0.5rem 1.25rem;
    font-size: 0.875rem;
}

.btn-block {
    width: 100%;
}

/* ===== COMPOSANTS ===== */
.section-title {
    text-align: center;
    margin-bottom: 4rem;
}

.section-subtitle {
    display: inline-block;
    color: var(--primary-color);
    font-size: 0.875rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 1rem;
}

.section-heading {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-description {
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

/* ===== HEADER ===== */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: var(--bg-color);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.navbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.5rem 0;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-color);
}

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

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

.nav-link {
    position: relative;
    font-weight: 500;
    padding: 0.5rem 0;
}

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

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

.hamburger {
    display: none;
    flex-direction: column;
    gap: 4px;
    cursor: pointer;
    padding: 0.5rem;
}

.hamburger-line {
    width: 25px;
    height: 2px;
    background-color: var(--text-color);
    transition: var(--transition);
}

/* ===== HERO SECTION ===== */
.hero {
    padding: 10rem 0 6rem;
    background: linear-gradient(135deg, var(--bg-light) 0%, var(--bg-color) 100%);
    overflow: hidden;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-title {
    margin-bottom: 1.5rem;
}

.greeting {
    display: block;
    font-size: 1.125rem;
    color: var(--text-light);
    margin-bottom: 0.5rem;
}

.name {
    display: block;
    font-size: 3.5rem;
    line-height: 1.1;
}

.typing-container {
    font-size: 1.75rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    min-height: 2.5rem;
}

.cursor {
    display: inline-block;
    width: 3px;
    background-color: var(--primary-color);
    margin-left: 2px;
    animation: blink 1s infinite;
}

.hero-description {
    font-size: 1.125rem;
    color: var(--text-light);
    margin-bottom: 2rem;
}

.hero-btns {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 3rem;
}

.hero-stats {
    display: flex;
    gap: 2.5rem;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.25rem;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-light);
}

.hero-image {
    position: relative;
}

.image-wrapper {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-hover);
}

.image-wrapper img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.5s ease;
}

.image-wrapper:hover img {
    transform: scale(1.05);
}

.floating-tech {
    position: absolute;
    bottom: -1rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 0.5rem;
}

.tech-tag {
    background-color: var(--bg-color);
    color: var(--primary-color);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 500;
    box-shadow: var(--shadow);
}

.scroll-indicator {
    text-align: center;
    margin-top: 3rem;
}

.scroll-down {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: var(--primary-color);
    color: white;
    animation: bounce 2s infinite;
}

/* ===== ABOUT SECTION ===== */
.about {
    padding: var(--section-spacing) 0;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-image .image-container {
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-hover);
}

.about-image img {
    width: 100%;
    height: auto;
    display: block;
}

.about-tabs {
    margin-top: 2rem;
}

.tabs-header {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
}

.tab-btn {
    padding: 0.75rem 1.5rem;
    background: transparent;
    border: none;
    border-bottom: 2px solid transparent;
    color: var(--text-light);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.tab-btn.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
}

.tab-pane {
    display: none;
}

.tab-pane.active {
    display: block;
}

.timeline {
    position: relative;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background-color: var(--border-color);
}

.timeline-item {
    position: relative;
    padding-left: 2rem;
    margin-bottom: 2rem;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -5px;
    top: 0;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: var(--primary-color);
}

.timeline-date {
    color: var(--primary-color);
    font-weight: 500;
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
}

.certifications-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.certification-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background-color: var(--bg-light);
    border-radius: var(--radius);
    transition: var(--transition);
}

.certification-item:hover {
    transform: translateX(5px);
    background-color: var(--bg-dark);
}

.certification-item i {
    font-size: 1.5rem;
    color: var(--primary-color);
}

/* ===== SKILLS SECTION ===== */
.skills {
    padding: var(--section-spacing) 0;
    background-color: var(--bg-light);
}

.skills-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
}

.skills-category {
    background-color: var(--bg-color);
    padding: 2rem;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

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

.category-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
}

.skills-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.skill-item {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.skill-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.skill-name {
    font-weight: 500;
}

.skill-level {
    color: var(--text-light);
    font-size: 0.875rem;
}

.skill-bar {
    height: 8px;
    background-color: var(--bg-dark);
    border-radius: 4px;
    overflow: hidden;
}

.skill-progress {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 4px;
    width: 0;
    transition: width 1.5s ease-in-out;
}

/* ===== SERVICES SECTION ===== */
.services {
    padding: var(--section-spacing) 0;
}

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

.service-card {
    background-color: var(--bg-color);
    padding: 2rem;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

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

.service-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    color: white;
    font-size: 1.5rem;
}

.service-title {
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.service-description {
    color: var(--text-light);
    margin-bottom: 1.5rem;
}

.service-features {
    list-style: none;
    margin-bottom: 1.5rem;
}

.service-features li {
    margin-bottom: 0.5rem;
    padding-left: 1.5rem;
    position: relative;
}

.service-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary-color);
    font-weight: 500;
}

.service-link:hover {
    gap: 1rem;
}

/* ===== PROJECTS SECTION ===== */
.projects {
    padding: var(--section-spacing) 0;
    background-color: var(--bg-light);
}

.projects-filter {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.5rem 1.5rem;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 20px;
    color: var(--text-light);
    cursor: pointer;
    transition: var(--transition);
}

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

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.project-card {
    background-color: var(--bg-color);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

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

.project-img {
    position: relative;
    height: 250px;
    overflow: hidden;
}

.project-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.project-card:hover .project-img img {
    transform: scale(1.1);
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.project-card:hover .project-overlay {
    opacity: 1;
}

.project-link,
.project-github {
    width: 50px;
    height: 50px;
    background-color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.25rem;
    transition: var(--transition);
}

.project-link:hover,
.project-github:hover {
    background-color: var(--primary-dark);
    transform: scale(1.1);
}

.project-info {
    padding: 1.5rem;
}

.project-title {
    margin-bottom: 0.5rem;
}

.project-description {
    color: var(--text-light);
    margin-bottom: 1rem;
    font-size: 0.9375rem;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

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

/* ===== MORE PROJECTS SECTION ===== */
.more-projects {
    padding: var(--section-spacing) 0;
    background-color: var(--bg-color);
    animation: fadeIn 0.5s ease;
}

/* ===== CONTACT SECTION ===== */
.contact {
    padding: var(--section-spacing) 0;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.contact-subtitle {
    font-size: 1.75rem;
    margin-bottom: 1rem;
}

.contact-description {
    color: var(--text-light);
    margin-bottom: 2rem;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.contact-icon {
    width: 50px;
    height: 50px;
    background-color: var(--bg-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    font-size: 1.25rem;
    flex-shrink: 0;
}

.contact-text h4 {
    margin-bottom: 0.25rem;
    font-size: 1.125rem;
}

.contact-text p {
    color: var(--text-light);
    margin-bottom: 0;
}

.contact-social h4 {
    margin-bottom: 1rem;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-link {
    width: 45px;
    height: 45px;
    background-color: var(--bg-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-color);
    font-size: 1.125rem;
    transition: var(--transition);
}

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

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-label {
    font-weight: 500;
    color: var(--text-color);
}

.form-input,
.form-textarea {
    padding: 1rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    background-color: var(--bg-light);
    color: var(--text-color);
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: var(--transition);
}

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

.form-textarea {
    resize: vertical;
    min-height: 150px;
}

.form-checkbox {
    flex-direction: row;
    align-items: center;
    gap: 0.75rem;
}

.form-checkbox input[type="checkbox"] {
    width: 18px;
    height: 18px;
}

.form-error {
    color: #ff4757;
    font-size: 0.875rem;
    min-height: 1.25rem;
}

.form-message {
    padding: 1rem;
    border-radius: var(--radius);
    text-align: center;
    font-weight: 500;
    display: none;
}

.form-message.success {
    display: block;
    background-color: rgba(46, 204, 113, 0.1);
    color: #2ecc71;
    border: 1px solid #2ecc71;
}

.form-message.error {
    display: block;
    background-color: rgba(255, 71, 87, 0.1);
    color: #ff4757;
    border: 1px solid #ff4757;
}

.btn-loader {
    display: none;
}

/* ===== FOOTER ===== */
.footer {
    background-color: var(--bg-dark);
    padding: 4rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-logo {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.footer-description {
    color: var(--text-light);
    margin-bottom: 1.5rem;
    font-size: 0.9375rem;
}

.footer-title {
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
    color: var(--text-color);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: var(--text-light);
    transition: var(--transition);
}

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

.newsletter-form {
    margin-top: 1rem;
}

.newsletter-input {
    position: relative;
}

.newsletter-input input {
    width: 100%;
    padding: 0.875rem 3rem 0.875rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    background-color: var(--bg-color);
    color: var(--text-color);
}

.newsletter-btn {
    position: absolute;
    right: 0.5rem;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--primary-color);
    font-size: 1.25rem;
    cursor: pointer;
    padding: 0.5rem;
}

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.copyright {
    color: var(--text-light);
    font-size: 0.875rem;
}

.footer-legal {
    display: flex;
    gap: 1.5rem;
}

.legal-link {
    color: var(--text-light);
    font-size: 0.875rem;
    transition: var(--transition);
}

.legal-link:hover {
    color: var(--primary-color);
}

/* ===== UTILITIES ===== */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background-color: var(--primary-color);
    color: white;
    padding: 0.5rem 1rem;
    z-index: 1001;
    text-decoration: none;
}

.skip-link:focus {
    top: 0;
}

.theme-toggle {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: var(--primary-color);
    color: white;
    border: none;
    cursor: pointer;
    z-index: 1000;
    box-shadow: var(--shadow);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    transition: var(--transition);
}

.theme-toggle:hover {
    transform: scale(1.1);
}

.theme-toggle .fa-sun {
    display: none;
}

[data-theme="dark"] .theme-toggle .fa-moon {
    display: none;
}

[data-theme="dark"] .theme-toggle .fa-sun {
    display: block;
}

.back-to-top {
    position: fixed;
    bottom: 5rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: var(--primary-color);
    color: white;
    border: none;
    cursor: pointer;
    z-index: 999;
    box-shadow: var(--shadow);
    display: none;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    transition: var(--transition);
}

.back-to-top:hover {
    transform: translateY(-3px);
}

.back-to-top.show {
    display: flex;
}

.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--bg-color);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loading-screen.hidden {
    opacity: 0;
    visibility: hidden;
}

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

.spinner {
    width: 50px;
    height: 50px;
    border: 5px solid var(--bg-light);
    border-top: 5px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 1rem;
}

/* ===== ANIMATIONS KEYFRAMES ===== */
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

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

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

/* ===== SERVICES MODAL ===== */
.service-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.85);
    z-index: 2000;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    animation: fadeIn 0.3s ease;
}

.service-modal.active {
    display: flex;
}

.modal-content {
    background-color: var(--bg-color);
    border-radius: var(--radius);
    max-width: 800px;
    width: 100%;
    max-height: 85vh;
    overflow-y: auto;
    position: relative;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: slideUp 0.4s ease;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.close-modal {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    font-size: 2rem;
    cursor: pointer;
    color: var(--text-light);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: var(--transition);
    z-index: 10;
}

.close-modal:hover {
    color: var(--primary-color);
    background-color: var(--bg-light);
    transform: rotate(90deg);
}

#modal-service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 2rem auto 1.5rem;
    color: white;
    font-size: 2rem;
}

#modal-service-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    padding: 0 2rem;
    color: var(--text-color);
}

#modal-service-description {
    padding: 0 2rem;
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--text-light);
    margin-bottom: 2rem;
}

#modal-service-features {
    padding: 0 2rem;
    margin-bottom: 3rem;
}

#modal-service-features h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

#modal-service-features ul {
    list-style: none;
    margin-left: 0;
}

#modal-service-features li {
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border-color);
    padding-left: 2rem;
    position: relative;
}

#modal-service-features li:last-child {
    border-bottom: none;
}

#modal-service-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
    font-size: 1.2rem;
}

.modal-cta {
    padding: 2rem;
    background-color: var(--bg-light);
    border-radius: 0 0 var(--radius) var(--radius);
    text-align: center;
}

.service-technologies {
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
}

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

.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1rem;
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 992px) {
    h1 { font-size: 3rem; }
    h2 { font-size: 2.25rem; }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .hero-image {
        order: -1;
    }
    
    .modal-content {
        max-height: 90vh;
        margin: 1rem;
    }
    
    #modal-service-title {
        font-size: 2rem;
        padding: 0 1rem;
    }
    
    #modal-service-description,
    #modal-service-features {
        padding: 0 1rem;
    }
    
    .modal-cta {
        padding: 1.5rem;
    }
}

@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-links {
        position: fixed;
        top: 80px;
        left: 0;
        width: 100%;
        background-color: var(--bg-color);
        flex-direction: column;
        align-items: center;
        padding: 2rem;
        box-shadow: var(--shadow);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition);
    }
    
    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-actions {
        display: none;
    }
    
    .hero-btns {
        flex-direction: column;
        align-items: stretch;
    }
    
    .name {
        font-size: 2.75rem;
    }
    
    .typing-container {
        font-size: 1.5rem;
    }
    
    .tabs-header {
        flex-wrap: wrap;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .close-modal {
        top: 1rem;
        right: 1rem;
        font-size: 1.75rem;
    }
}

@media (max-width: 576px) {
    .container {
        padding: 0 1rem;
    }
    
    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; }
    
    .name {
        font-size: 2.25rem;
    }
    
    .typing-container {
        font-size: 1.25rem;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 1.5rem;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-legal {
        justify-content: center;
    }
    
    .service-modal {
        padding: 0.5rem;
    }
    
    .modal-content {
        margin: 0.5rem;
    }
    
    #modal-service-title {
        font-size: 1.75rem;
    }
    
    #modal-service-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
        margin: 1.5rem auto 1rem;
    }
}

/* ===== ANIMATIONS DE TRANSITION ===== */
.fade-in-section {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in-section.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===== STYLES POUR LES LIENS ACTIFS ===== */
.service-link.active,
.project-link.active {
    color: var(--primary-color);
    transform: translateX(5px);
}

.service-link.active i,
.project-link.active i {
    transform: translateX(5px);
}

/* ===== OVERLAY DE CHARGEMENT ===== */
.modal-loading {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(255, 255, 255, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 100;
    border-radius: var(--radius);
}

.modal-loading .spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--bg-light);
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

/* ===== EFFET DE SURBRILLANCE ===== */
.modal-highlight {
    position: relative;
    overflow: hidden;
}

.modal-highlight::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(
        45deg,
        transparent,
        rgba(255, 255, 255, 0.1),
        transparent
    );
    transform: rotate(45deg);
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%) rotate(45deg); }
    100% { transform: translateX(100%) rotate(45deg); }
  }