/* ===== VARIABLES CSS ===== */
:root {
    /* Couleurs principales */
    --primary-color: #2563eb;
    --primary-dark: #1e40af;
    --secondary-color: #6366f1;
    --accent-color: #10b981;
    
    /* Couleurs neutres - Light Mode */
    --white: #ffffff;
    --light-gray: #f8fafc;
    --gray: #64748b;
    --dark-gray: #334155;
    --dark: #1e293b;
    --black: #0f172a;
    
    /* Couleurs de fond et texte */
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --border-color: rgba(37, 99, 235, 0.1);
    
    /* Couleurs gradients */
    --gradient-primary: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    --gradient-secondary: linear-gradient(135deg, var(--secondary-color), var(--accent-color));
    --gradient-dark: linear-gradient(135deg, var(--dark), var(--dark-gray));
    
    /* Typographie */
    --font-family: 'Inter', sans-serif;
    --font-size-xl: 3.5rem;
    --font-size-lg: 2.5rem;
    --font-size-md: 1.5rem;
    --font-size-base: 1rem;
    --font-size-sm: 0.875rem;
    
    /* Espacements */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
    
    /* Ombres */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* Transitions */
    --transition: all 0.3s ease;
    --transition-slow: all 0.6s ease;
    
    /* Border radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
}

/* ===== DARK MODE VARIABLES ===== */
[data-theme="dark"] {
    /* Couleurs de fond et texte en mode sombre */
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --text-primary: #f8fafc;
    --text-secondary: #cbd5e1;
    --border-color: rgba(100, 116, 139, 0.2);
    
    /* Couleurs neutres adaptées pour le dark mode */
    --white: #0f172a;
    --light-gray: #1e293b;
    --gray: #cbd5e1;
    --dark-gray: #f8fafc;
    --dark: #f8fafc;
    --black: #ffffff;
    
    /* Ombres adaptées pour le dark mode */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -1px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.3), 0 4px 6px -2px rgba(0, 0, 0, 0.2);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.3), 0 10px 10px -5px rgba(0, 0, 0, 0.2);
}

/* ===== ANIMATIONS KEYFRAMES ===== */
@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

@keyframes slideInLeft {
    0% { opacity: 0; transform: translateX(-50px); }
    100% { opacity: 1; transform: translateX(0); }
}

@keyframes slideInRight {
    0% { opacity: 0; transform: translateX(50px); }
    100% { opacity: 1; transform: translateX(0); }
}

@keyframes fadeInUp {
    0% { opacity: 0; transform: translateY(30px); }
    100% { opacity: 1; transform: translateY(0); }
}

@keyframes gradient {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

@keyframes typing {
    from { width: 0; }
    to { width: 100%; }
}

@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

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

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

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    overflow-x: hidden;
    transition: background-color 0.3s ease, color 0.3s ease;
}

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

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

ul {
    list-style: none;
}

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

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.section-title {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    position: relative;
    transition: color 0.3s ease;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: var(--radius-sm);
}

.section-subtitle {
    font-size: var(--font-size-base);
    color: var(--gray);
    max-width: 600px;
    margin: 0 auto;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: var(--font-size-base);
    transition: var(--transition);
    border: none;
    cursor: pointer;
    text-decoration: none;
    gap: var(--spacing-xs);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: var(--transition);
    z-index: -1;
}

.btn:hover::before {
    left: 100%;
}

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

.btn-primary::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--primary-dark), var(--secondary-color));
    opacity: 0;
    transition: var(--transition);
    z-index: -1;
    border-radius: inherit;
}

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

.btn-primary:hover::after {
    opacity: 1;
}

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

.btn-secondary::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-primary);
    opacity: 0;
    transition: var(--transition);
    z-index: -1;
    border-radius: inherit;
}

.btn-secondary:hover {
    color: var(--white);
    border-color: transparent;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary:hover::after {
    opacity: 1;
}

/* ===== NAVIGATION MODERNE ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    z-index: 1000;
    padding: 1rem 0;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border-bottom: 1px solid rgba(100, 116, 139, 0.2);
}

.navbar.scrolled {
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(25px);
    -webkit-backdrop-filter: blur(25px);
    border-bottom: 1px solid rgba(37, 99, 235, 0.3);
    box-shadow: 0 8px 32px rgba(15, 23, 42, 0.3);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.nav-logo a {
    font-size: 1.8rem;
    font-weight: 800;
    background: linear-gradient(135deg, #60a5fa, #a78bfa, #34d399);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradient 3s ease infinite;
    transition: all 0.3s ease;
    text-decoration: none;
    letter-spacing: -0.5px;
}

.nav-logo a:hover {
    transform: scale(1.05);
    filter: brightness(1.2);
}

.nav-menu {
    display: flex;
    gap: 0.5rem;
    align-items: center;
    list-style: none;
    margin: 0;
    padding: 0;
    background: rgba(100, 116, 139, 0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: 50px;
    padding: 0.5rem;
    border: 1px solid rgba(100, 116, 139, 0.2);
}

.nav-item {
    margin: 0;
    padding: 0;
}

.nav-link {
    color: rgba(248, 250, 252, 0.9);
    font-weight: 500;
    padding: 0.75rem 1.25rem;
    border-radius: 25px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-size: 0.9rem;
    position: relative;
    text-decoration: none;
    white-space: nowrap;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.nav-link:hover {
    color: #ffffff;
    background: rgba(37, 99, 235, 0.2);
    border: 1px solid rgba(37, 99, 235, 0.3);
    transform: translateY(-1px);
    box-shadow: 0 4px 20px rgba(37, 99, 235, 0.3);
}

.nav-link.active {
    color: #ffffff;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.3), rgba(99, 102, 241, 0.3));
    border: 1px solid rgba(37, 99, 235, 0.4);
    box-shadow: 0 4px 20px rgba(37, 99, 235, 0.2);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
    padding: 0.75rem;
    background: rgba(100, 116, 139, 0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: 12px;
    border: 1px solid rgba(100, 116, 139, 0.2);
    transition: all 0.3s ease;
}

.hamburger:hover {
    background: rgba(100, 116, 139, 0.2);
    transform: scale(1.05);
}

.hamburger .bar {
    width: 25px;
    height: 3px;
    background: #f8fafc;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 2px;
}

.hamburger.active .bar:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

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

.hamburger.active .bar:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

.theme-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 45px;
    height: 45px;
    background: rgba(100, 116, 139, 0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: 50%;
    border: 1px solid rgba(100, 116, 139, 0.2);
    cursor: pointer;
    transition: all 0.3s ease;
    margin-left: 1rem;
}

.theme-toggle:hover {
    background: rgba(100, 116, 139, 0.2);
    transform: scale(1.1);
}

.theme-toggle i {
    color: #f8fafc;
    font-size: 1.1rem;
    transition: all 0.3s ease;
}

[data-theme="dark"] .theme-toggle i {
    color: #fbbf24;
}

/* ===== CV DOWNLOAD DROPDOWN ===== */
.cv-download-dropdown {
    position: relative;
    display: inline-block;
    z-index: 100;
}

.hero-buttons {
    position: relative;
    z-index: 100;
}

.hero {
    overflow: visible !important;
}

.hero-content {
    overflow: visible !important;
}

.cv-dropdown-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    position: relative;
    overflow: visible;
}

.dropdown-arrow {
    font-size: 0.75rem;
    transition: transform 0.3s ease;
    margin-left: 0.25rem;
}

.cv-dropdown-btn.active .dropdown-arrow {
    transform: rotate(180deg);
}

.cv-dropdown-menu {
    position: absolute;
    top: calc(100% + 0.5rem);
    left: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
    border: 1px solid rgba(0, 0, 0, 0.05);
    min-width: 240px;
    min-height: 150px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 10000;
}

.cv-dropdown-menu.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.cv-dropdown-item {
    display: flex !important;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.25rem;
    color: var(--text-primary);
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
    z-index: 10001;
    min-height: 70px;
}

.cv-dropdown-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 0;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    transition: width 0.4s ease;
    z-index: -1;
}

.cv-dropdown-item:hover::before {
    width: 100%;
}

.cv-dropdown-item:hover {
    color: white;
}

.cv-dropdown-item:not(:last-child) {
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.cv-dropdown-item i.fa-file-pdf {
    font-size: 1.5rem;
    color: var(--primary-color);
    transition: all 0.3s ease;
    position: relative;
    z-index: 1;
}

.cv-dropdown-item:hover i.fa-file-pdf {
    color: white;
    transform: scale(1.1);
}

.cv-dropdown-text {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    flex: 1;
    position: relative;
    z-index: 1;
}

.cv-lang-name {
    font-weight: 600;
    font-size: 0.95rem;
    line-height: 1.2;
}

.cv-lang-code {
    font-size: 0.75rem;
    opacity: 0.7;
    font-weight: 500;
}

.cv-dropdown-item:hover .cv-lang-code {
    opacity: 0.9;
}

/* Dark mode styles for dropdown */
[data-theme="dark"] .cv-dropdown-menu {
    background: rgba(30, 41, 59, 0.98);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
}

[data-theme="dark"] .cv-dropdown-item {
    color: var(--text-primary);
}

[data-theme="dark"] .cv-dropdown-item:not(:last-child) {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .cv-dropdown-item i.fa-file-pdf {
    color: var(--secondary-color);
}

[data-theme="dark"] .cv-dropdown-item:hover {
    color: white;
}

/* ===== SECTION HERO ===== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    background: linear-gradient(135deg, var(--light-gray) 0%, var(--white) 100%);
    padding-top: 80px;
}

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

.hero-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
    color: var(--dark);
}

.highlight {
    background: linear-gradient(135deg, #0ea5e9, #06b6d4, #14b8a6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 800;
}

[data-theme="light"] .highlight {
    background: linear-gradient(135deg, #0284c7, #0891b2, #0d9488);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: var(--font-size-md);
    font-weight: 600;
    color: var(--gray);
    margin-bottom: var(--spacing-sm);
    min-height: 2rem;
}

#typing-text {
    color: var(--primary-color);
    font-weight: 700;
}

.typing-cursor {
    color: var(--primary-color);
    animation: blink 1s infinite;
    font-weight: 100;
}

.hero-description {
    font-size: var(--font-size-base);
    color: var(--gray);
    margin-bottom: var(--spacing-lg);
    line-height: 1.7;
}

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

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.profile-image {
    width: 300px;
    height: 300px;
    border-radius: 50%;
    object-fit: cover;
    box-shadow: var(--shadow-lg);
    animation: float 6s ease-in-out infinite;
    border: 4px solid var(--white);
    transition: var(--transition);
}

.profile-image:hover {
    transform: scale(1.05);
    box-shadow: 0 20px 40px rgba(37, 99, 235, 0.3);
}

.image-placeholder {
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 4rem;
    box-shadow: var(--shadow-lg);
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

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

.scroll-indicator a {
    color: var(--primary-color);
    font-size: var(--font-size-md);
}

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

/* ===== SECTION À PROPOS ===== */
.about {
    padding: var(--spacing-xl) 0;
    background: var(--white);
}

.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-xl);
    align-items: start;
}

.about-description {
    font-size: var(--font-size-base);
    color: #475569;
    margin-bottom: var(--spacing-lg);
    line-height: 1.7;
}

[data-theme="dark"] .about-description {
    color: #cbd5e1;
}

.about-values {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
}

.value-item {
    text-align: center;
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    background: rgba(30, 64, 175, 0.05);
    border: 2px solid rgba(30, 64, 175, 0.1);
    transition: var(--transition);
}

[data-theme="dark"] .value-item {
    background: rgba(59, 130, 246, 0.1);
    border: 2px solid rgba(59, 130, 246, 0.2);
}

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

.value-item i {
    font-size: 2rem;
    color: #1e40af;
    margin-bottom: var(--spacing-sm);
}

[data-theme="dark"] .value-item i {
    color: #60a5fa;
}

.value-item h4 {
    font-size: var(--font-size-md);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: #0f172a;
}

[data-theme="dark"] .value-item h4 {
    color: #f8fafc;
}

.value-item p {
    font-size: var(--font-size-sm);
    color: #475569;
}

[data-theme="dark"] .value-item p {
    color: #cbd5e1;
}

.about-stats {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.stat-item {
    text-align: center;
    padding: var(--spacing-md);
    background: linear-gradient(135deg, #1e40af, #3b82f6);
    color: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

[data-theme="light"] .stat-item {
    background: linear-gradient(135deg, #1e40af, #3b82f6);
    color: white;
}

.stat-number {
    display: block;
    font-size: var(--font-size-lg);
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
    color: white;
}

.stat-label {
    font-size: var(--font-size-sm);
    opacity: 0.95;
    color: white;
}

/* ===== SECTION COMPÉTENCES SLIDER ===== */
.skills {
    padding: var(--spacing-xl) 0;
    background-color: var(--bg-secondary);
    position: relative;
    overflow: hidden;
}

.skills-slider-container {
    position: relative;
    max-width: 100%;
    overflow: hidden;
    border-radius: var(--radius-xl);
    background: var(--bg-primary);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
}

.skills-slider {
    display: flex;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.skills-slide {
    min-width: 100%;
    padding: var(--spacing-xl);
    opacity: 0;
    transition: opacity 0.5s ease;
}

.skills-slide.active {
    opacity: 1;
}

.skills-category {
    position: relative;
}

.skills-category h3 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
    font-size: var(--font-size-md);
    font-weight: 700;
    text-align: center;
    position: relative;
    padding-bottom: var(--spacing-sm);
}

.skills-category h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: var(--gradient-primary);
    border-radius: var(--radius-sm);
}

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

.skill-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.skill-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-color);
}

.skill-item i {
    font-size: 1.5rem;
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    background: var(--gradient-primary);
    color: var(--white);
    flex-shrink: 0;
}

.skill-item span {
    font-weight: 600;
    color: var(--text-primary);
    flex: 1;
    font-size: var(--font-size-base);
}

.skill-bar {
    width: 100px;
    height: 6px;
    background: rgba(37, 99, 235, 0.1);
    border-radius: var(--radius-sm);
    overflow: hidden;
    position: relative;
    flex-shrink: 0;
}

.skill-progress {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: inherit;
    width: 0;
    transition: width 1.5s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.skills-navigation {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
}

.skills-nav-btn {
    width: 40px;
    height: 40px;
    border: none;
    border-radius: 50%;
    background: var(--gradient-primary);
    color: var(--white);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    font-size: 1rem;
}

.skills-nav-btn:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-md);
}

.skills-nav-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.skills-dots {
    display: flex;
    gap: var(--spacing-xs);
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(37, 99, 235, 0.3);
    cursor: pointer;
    transition: all 0.3s ease;
}

.dot.active {
    background: var(--primary-color);
    transform: scale(1.2);
}

.dot:hover {
    background: var(--primary-color);
    opacity: 0.8;
}

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

.soft-skills h3 {
    font-size: var(--font-size-md);
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
    position: relative;
    padding-bottom: var(--spacing-sm);
}

.soft-skills h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: var(--gradient-primary);
    border-radius: var(--radius-sm);
}

.soft-skills-grid {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    justify-content: center;
    margin-top: var(--spacing-lg);
}

.soft-skill-tag {
    padding: var(--spacing-xs) var(--spacing-md);
    background: rgba(30, 64, 175, 0.1);
    color: #1e40af;
    border: 1px solid rgba(30, 64, 175, 0.2);
    border-radius: var(--radius-lg);
    font-size: var(--font-size-sm);
    font-weight: 600;
    transition: all 0.3s ease;
}

[data-theme="dark"] .soft-skill-tag {
    background: rgba(59, 130, 246, 0.15);
    color: #93c5fd;
    border: 1px solid rgba(59, 130, 246, 0.3);
}

.soft-skill-tag:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
    background: var(--gradient-primary);
    color: white;
    border-color: transparent;
}

/* ===== SECTION EXPÉRIENCES ===== */
.experiences {
    padding: var(--spacing-xl) 0;
    background: var(--light-gray);
    position: relative;
    overflow: hidden;
}

.experiences::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent 30%, rgba(37, 99, 235, 0.03) 50%, transparent 70%);
    animation: gradient 15s ease infinite;
    background-size: 400% 400%;
}

.experiences-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: var(--spacing-lg);
    position: relative;
    z-index: 1;
}

.experience-card {
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    transition: var(--transition-slow);
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(37, 99, 235, 0.1);
}

.experience-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 4px;
    background: var(--gradient-primary);
    transition: var(--transition-slow);
}

.experience-card:hover::before {
    left: 0;
}

.experience-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-color);
}

.experience-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
    flex-wrap: wrap;
    gap: var(--spacing-xs);
}

.experience-date {
    background: var(--gradient-primary);
    color: var(--white);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-weight: 600;
    animation: pulse 2s infinite;
}

.experience-company {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--primary-color);
    background: rgba(37, 99, 235, 0.1);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-md);
}

.experience-card h3 {
    font-size: var(--font-size-md);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: #0f172a;
    position: relative;
}

[data-theme="dark"] .experience-card h3 {
    color: #f8fafc;
}

.experience-card h3::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: var(--transition);
}

.experience-card:hover h3::after {
    width: 50px;
}

.experience-card p {
    color: #475569;
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
}

[data-theme="dark"] .experience-card p {
    color: #cbd5e1;
}

.experience-tech {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
}

.experience-tech .tech-tag {
    padding: var(--spacing-xs) var(--spacing-sm);
    background: rgba(30, 64, 175, 0.12) !important;
    color: #1e40af !important;
    border: 1.5px solid rgba(30, 64, 175, 0.25) !important;
    border-radius: var(--radius-sm);
    font-size: var(--font-size-sm);
    font-weight: 600;
    transition: var(--transition);
    cursor: pointer;
}

[data-theme="dark"] .experience-tech .tech-tag {
    background: rgba(59, 130, 246, 0.18) !important;
    color: #93c5fd !important;
    border: 1.5px solid rgba(59, 130, 246, 0.35) !important;
}

.experience-tech .tech-tag:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    background: var(--gradient-primary) !important;
    color: white !important;
    border-color: transparent !important;
}
.certifications {
    padding: var(--spacing-xl) 0;
    background: var(--white);
}

.certifications-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.certification-card {
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: var(--transition);
    border: 1px solid #e2e8f0;
}

.certification-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.certification-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
}

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

.certification-card h3 {
    font-size: var(--font-size-md);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: #0f172a;
}

[data-theme="dark"] .certification-card h3 {
    color: #f8fafc;
}

.certification-provider {
    font-size: var(--font-size-base);
    font-weight: 500;
    color: #1e40af;
    margin-bottom: var(--spacing-sm);
}

[data-theme="dark"] .certification-provider {
    color: #60a5fa;
}

.certification-description {
    font-size: var(--font-size-sm);
    color: #475569;
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

[data-theme="dark"] .certification-description {
    color: #cbd5e1;
}

.certification-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    text-decoration: none;
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-weight: 500;
    transition: var(--transition);
    margin-top: var(--spacing-sm);
}

.certification-link:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    color: var(--white);
}

.certification-link i {
    font-size: 0.875rem;
}

/* ===== SECTION PROJETS ===== */
.projects {
    padding: var(--spacing-xl) 0;
    background: var(--white);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    gap: var(--spacing-lg);
}

.project-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    height: 100%;
}

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

.project-image {
    position: relative;
    overflow: hidden;
    height: 250px;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

/* ===== CAROUSEL D'IMAGES PROJETS ===== */
.project-image-carousel {
    position: relative;
    overflow: hidden;
    height: 250px;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.project-images {
    position: relative;
    width: 100%;
    height: 100%;
}

.project-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.5s ease;
}

.project-image.active {
    opacity: 1;
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Style spécial pour les images mobiles et portraits (format portrait) */
.project-image img[alt*="Mobile"],
.project-image img[alt*="mobile"],
.project-image img[alt*="Gym Mobile"],
.project-image img[alt*="FlexFlowGym Mobile"],
.project-image img[alt*="DevOps Pipeline"],
.project-image img[alt*="Bibliothèque"] {
    object-fit: contain;
    background: linear-gradient(135deg, #f8fafc, #e2e8f0);
}

.carousel-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 100%;
    display: flex;
    justify-content: space-between;
    padding: 0 var(--spacing-sm);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 10;
}

.project-image-carousel:hover .carousel-nav {
    opacity: 1;
}

.carousel-btn {
    width: 35px;
    height: 35px;
    border: none;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.7);
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    font-size: 0.9rem;
}

.carousel-btn:hover {
    background: rgba(0, 0, 0, 0.9);
    transform: scale(1.1);
}

.carousel-dots {
    position: absolute;
    bottom: var(--spacing-sm);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: var(--spacing-xs);
    z-index: 10;
}

.carousel-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: all 0.3s ease;
}

.carousel-dot.active {
    background: white;
    transform: scale(1.2);
}

.carousel-dot:hover {
    background: rgba(255, 255, 255, 0.8);
}

/* Liens d'accès pour les carousels */
.carousel-links {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    display: flex;
    gap: var(--spacing-xs);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 15;
}

.project-image-carousel:hover .carousel-links {
    opacity: 1;
}

.carousel-link {
    width: 35px;
    height: 35px;
    background: rgba(0, 0, 0, 0.7);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    text-decoration: none;
}

.carousel-link:hover {
    background: rgba(0, 0, 0, 0.9);
    transform: scale(1.1);
    color: white;
}

.project-image img,
.project-placeholder {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.project-placeholder {
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
    text-align: center;
    position: relative;
}

.project-placeholder::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, 
        rgba(255, 255, 255, 0.1) 0%, 
        transparent 50%, 
        rgba(255, 255, 255, 0.1) 100%);
    opacity: 0;
    transition: var(--transition);
}

.project-card:hover .project-placeholder::before {
    opacity: 1;
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(37, 99, 235, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

/* Ne pas afficher l'overlay sur les carousels pour éviter de cacher le contenu */
.project-image-carousel .project-overlay {
    display: none;
}

/* Overlay seulement pour les projets sans carousel */
.project-card:not(:has(.project-image-carousel)):hover .project-overlay {
    opacity: 1;
}

/* Alternative pour les navigateurs qui ne supportent pas :has() */
.project-card:hover .project-image:not(.project-image-carousel) + .project-overlay {
    opacity: 1;
}

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

.project-link {
    width: 50px;
    height: 50px;
    background: var(--white);
    color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    transition: var(--transition);
    text-decoration: none;
}

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

/* Style spécial pour le lien LinkedIn */
.project-link .fa-linkedin {
    color: #0077b5;
}

.project-link:hover .fa-linkedin {
    color: var(--primary-color);
}

.project-content {
    padding: var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    flex: 1;
}

.project-content h3 {
    font-size: var(--font-size-md);
    font-weight: 600;
    color: #0f172a;
    line-height: 1.3;
}

[data-theme="dark"] .project-content h3 {
    color: #f8fafc;
}

.project-content p {
    color: #475569;
    line-height: 1.6;
    flex-grow: 1;
    font-size: var(--font-size-sm);
}

[data-theme="dark"] .project-content p {
    color: #cbd5e1;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-top: auto;
    justify-content: flex-start;
}

.project-tech .tech-tag {
    padding: var(--spacing-xs) var(--spacing-sm);
    background: rgba(30, 64, 175, 0.12) !important;
    color: #1e40af !important;
    border: 1.5px solid rgba(30, 64, 175, 0.25) !important;
    border-radius: var(--radius-sm);
    font-size: var(--font-size-sm);
    font-weight: 600;
}

[data-theme="dark"] .project-tech .tech-tag {
    background: rgba(59, 130, 246, 0.18) !important;
    color: #93c5fd !important;
    border: 1.5px solid rgba(59, 130, 246, 0.35) !important;
}

/* Actions du projet (vidéo + GitHub) */
.project-actions {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
    flex-wrap: wrap;
}

/* Bouton vidéo dans les projets */
.btn-video {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: linear-gradient(135deg, #ec4899, #f472b6);
    color: white;
    text-decoration: none;
    border: none;
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-weight: 600;
    transition: var(--transition);
    box-shadow: var(--shadow-md);
    cursor: pointer;
}

.btn-video:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    background: linear-gradient(135deg, #db2777, #ec4899);
    color: white;
}

.btn-video i {
    font-size: 1rem;
}

/* Bouton GitHub dans les projets */
.btn-github {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: var(--dark);
    color: white;
    text-decoration: none;
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-weight: 600;
    transition: var(--transition);
    box-shadow: var(--shadow-md);
}

.btn-github:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    background: #000;
    color: white;
}

.btn-github i {
    font-size: 1rem;
}

/* Bouton LinkedIn dans les projets */
.btn-linkedin {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: linear-gradient(135deg, #0077b5, #00a0dc);
    color: white;
    text-decoration: none;
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-weight: 600;
    transition: var(--transition);
    box-shadow: var(--shadow-md);
}

.btn-linkedin:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    background: linear-gradient(135deg, #005885, #0077b5);
    color: white;
}

.btn-linkedin i {
    font-size: 1rem;
}

/* Style spécial pour l'icône vidéo dans le carousel */
.carousel-link.video-link {
    background: linear-gradient(135deg, #dc2626, #ef4444);
    border: none;
    cursor: pointer;
}

.carousel-link.video-link:hover {
    background: linear-gradient(135deg, #991b1b, #dc2626);
    transform: scale(1.15);
}

.carousel-link .fa-play,
.carousel-link .fa-youtube {
    color: white;
    font-size: 1rem;
}

/* Modal Vidéo */
.video-modal {
    display: none;
    position: fixed;
    z-index: 9999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.95);
    animation: fadeIn 0.3s ease;
}

.video-modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.video-modal-content {
    position: relative;
    width: 70%;
    max-width: 800px;
    aspect-ratio: 16 / 9;
    background: var(--dark);
    border-radius: var(--radius-lg);
    padding: 0;
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    margin: 40px auto;
}

.video-modal-close {
    position: absolute;
    top: 10px;
    right: 10px;
    width: 45px;
    height: 45px;
    background: linear-gradient(135deg, #dc2626, #ef4444);
    color: white;
    font-size: 2rem;
    font-weight: bold;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    z-index: 10000;
    line-height: 1;
    padding-bottom: 5px;
    box-shadow: 0 4px 15px rgba(220, 38, 38, 0.5);
}

.video-modal-close:hover {
    background: linear-gradient(135deg, #991b1b, #dc2626);
    transform: rotate(90deg) scale(1.1);
}

.video-modal-content iframe {
    width: 100%;
    height: 100%;
    border: none;
    border-radius: var(--radius-lg);
    display: none; /* Cacher par défaut, JS gérera l'affichage */
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* ===== RESPONSIVE VIDEO MODAL ===== */
@media (max-width: 768px) {
    .video-modal-content {
        width: 95%;
        max-width: 100%;
        margin: 10px auto;
    }
    
    .video-modal-close {
        top: 5px;
        right: 5px;
        width: 35px;
        height: 35px;
        font-size: 1.5rem;
    }
}

@media (max-width: 480px) {
    .video-modal-content {
        width: 98%;
        margin: 5px auto;
    }
}

/* ===== PROFESSIONAL COLOR SCHEME ===== */
:root {
    --primary-color: #1e40af;
    --primary-dark: #1e3a8a;
    --secondary-color: #3b82f6;
    --accent-color: #60a5fa;
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --text-primary: #f8fafc;
    --text-secondary: #cbd5e1;
    --border-color: rgba(148, 163, 184, 0.2);
    --surface: rgba(30, 41, 59, 0.8);
    --surface-strong: rgba(30, 41, 59, 0.95);
    --line-glow: rgba(59, 130, 246, 0.3);
    --gradient-primary: linear-gradient(135deg, #1e40af, #3b82f6);
    --gradient-secondary: linear-gradient(135deg, #3b82f6, #60a5fa);
    --shadow-md: 0 10px 30px rgba(0, 0, 0, 0.25);
    --shadow-lg: 0 20px 50px rgba(0, 0, 0, 0.35);
    --shadow-xl: 0 25px 70px rgba(0, 0, 0, 0.4);
}

[data-theme="light"] {
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --surface: rgba(248, 250, 252, 0.95);
    --surface-strong: rgba(255, 255, 255, 0.98);
    --border-color: rgba(15, 23, 42, 0.12);
    --line-glow: rgba(30, 64, 175, 0.15);
    --shadow-md: 0 4px 15px rgba(15, 23, 42, 0.08);
    --shadow-lg: 0 10px 30px rgba(15, 23, 42, 0.12);
    --shadow-xl: 0 20px 50px rgba(15, 23, 42, 0.15);
}

body {
    background:
        linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px) 0 0 / 48px 48px,
        linear-gradient(0deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px) 0 0 / 48px 48px,
        radial-gradient(circle at 18% 12%, rgba(0, 166, 251, 0.16), transparent 32rem),
        radial-gradient(circle at 82% 20%, rgba(0, 194, 168, 0.13), transparent 34rem),
        linear-gradient(180deg, var(--bg-primary), #091426 55%, var(--bg-primary));
    background-attachment: fixed;
}

body::before {
    content: '';
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: -1;
    background:
        linear-gradient(115deg, transparent 0 43%, rgba(255, 183, 3, 0.06) 44%, transparent 46%),
        linear-gradient(245deg, transparent 0 48%, rgba(0, 194, 168, 0.05) 49%, transparent 51%);
}

.cursor-glow {
    position: fixed;
    top: 0;
    left: 0;
    width: 420px;
    height: 420px;
    pointer-events: none;
    z-index: 9999;
    opacity: 0;
    transform: translate3d(-50%, -50%, 0);
    background: radial-gradient(circle, rgba(0, 194, 168, 0.18), rgba(0, 166, 251, 0.08) 38%, transparent 68%);
    mix-blend-mode: screen;
    transition: opacity 0.25s ease;
}

.navbar {
    top: 14px;
    left: 50%;
    width: min(1180px, calc(100% - 28px));
    transform: translateX(-50%);
    border: 1px solid var(--border-color);
    border-radius: 22px;
    background: rgba(7, 17, 31, 0.72);
    box-shadow: 0 18px 60px rgba(0, 0, 0, 0.28);
    backdrop-filter: blur(22px);
}

.navbar.scrolled {
    background: rgba(7, 17, 31, 0.9);
    transform: translateX(-50%) translateY(-4px);
}

.nav-logo a {
    letter-spacing: 0;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.nav-link {
    border-radius: 999px;
    color: rgba(248, 251, 255, 0.78);
}

.nav-link:hover,
.nav-link.active {
    color: #06111f;
    background: linear-gradient(135deg, #ffffff, #baf7ec);
    box-shadow: 0 10px 30px rgba(0, 194, 168, 0.22);
}

.hero {
    min-height: 100vh;
    padding-top: 8rem;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 110px 4vw auto auto;
    width: min(42vw, 540px);
    height: min(42vw, 540px);
    border: 1px solid rgba(0, 194, 168, 0.22);
    border-radius: 42px;
    transform: rotate(12deg);
    background:
        linear-gradient(135deg, rgba(0, 166, 251, 0.08), rgba(255, 183, 3, 0.08)),
        repeating-linear-gradient(90deg, transparent 0 20px, rgba(255, 255, 255, 0.05) 21px 22px);
    animation: softDrift 9s ease-in-out infinite;
}

.hero-content {
    position: relative;
    z-index: 1;
    min-height: 76vh;
    align-items: center;
}

.hero-title {
    max-width: 760px;
    font-size: clamp(2.7rem, 7vw, 6.5rem);
    line-height: 0.95;
}

.highlight,
.hero-subtitle {
    background: linear-gradient(135deg, #0ea5e9, #06b6d4, #14b8a6);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    font-weight: 700;
}

[data-theme="light"] .highlight,
[data-theme="light"] .hero-subtitle {
    background: linear-gradient(135deg, #0284c7, #0891b2, #0d9488);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.hero-description {
    max-width: 640px;
    color: var(--text-secondary);
    font-size: 1.12rem;
}

.profile-image {
    border: 1px solid rgba(255, 255, 255, 0.16);
    border-radius: 28px;
    filter: saturate(1.08) contrast(1.04);
    box-shadow: 0 34px 90px rgba(0, 0, 0, 0.44), 0 0 0 12px rgba(255, 255, 255, 0.035);
    transform: perspective(1000px) rotateY(-8deg) rotateX(3deg);
}

.btn,
.btn-video,
.btn-github,
.btn-linkedin,
.certification-link,
.social-link-enhanced {
    border-radius: 999px;
    transform: translateZ(0);
}

.btn-primary,
.btn-video {
    color: #06111f;
    background: linear-gradient(135deg, #9effee, #00c2a8 48%, #ffcf5a);
    box-shadow: 0 16px 44px rgba(0, 194, 168, 0.28);
}

.btn-secondary,
.btn-linkedin,
.btn-github {
    border: 1px solid var(--border-color);
    background: rgba(255, 255, 255, 0.07);
    color: var(--text-primary);
    backdrop-filter: blur(14px);
}

.btn:hover,
.btn-video:hover,
.btn-github:hover,
.btn-linkedin:hover,
.certification-link:hover,
.social-link-enhanced:hover {
    transform: translateY(-4px) scale(1.02);
}

section {
    position: relative;
}

.section-title {
    font-size: clamp(2rem, 4vw, 4.2rem);
    line-height: 1;
}

.section-title::after {
    width: 92px;
    height: 4px;
    background: var(--gradient-secondary);
    box-shadow: 0 0 26px var(--line-glow);
}

.about,
.skills,
.certifications,
.projects,
.experiences,
.timeline,
.contact {
    background: transparent;
}

.about-content,
.skills-slider-container,
.certification-card,
.project-card,
.experience-card,
.timeline-content-item,
.contact-card,
.contact-hero,
.contact-social-section {
    border: 1px solid var(--border-color);
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.09), rgba(255, 255, 255, 0.035)),
        var(--surface);
    box-shadow: var(--shadow-md);
    backdrop-filter: blur(20px);
}

.about-content,
.skills-slider-container {
    border-radius: 28px;
    padding: clamp(1.2rem, 3vw, 2.4rem);
}

.value-item,
.stat-item,
.skill-item,
.soft-skill-tag,
.tech-tag {
    border: 1px solid rgba(255, 255, 255, 0.12);
    background: rgba(255, 255, 255, 0.06);
}

.skill-item,
.certification-card,
.project-card,
.experience-card,
.timeline-content-item,
.contact-card {
    transform-style: preserve-3d;
    will-change: transform;
}

.skill-item:hover,
.certification-card:hover,
.project-card:hover,
.experience-card:hover,
.timeline-content-item:hover,
.contact-card:hover {
    border-color: rgba(0, 194, 168, 0.48);
    box-shadow: var(--shadow-lg), 0 0 0 1px rgba(0, 194, 168, 0.16);
}

.skill-item i,
.certification-icon,
.contact-card-icon {
    color: var(--secondary-color);
    filter: drop-shadow(0 0 18px rgba(0, 194, 168, 0.28));
}

.skill-bar {
    background: rgba(255, 255, 255, 0.12);
}

.skill-progress {
    background: var(--gradient-secondary);
    box-shadow: 0 0 18px rgba(0, 194, 168, 0.36);
}

.projects-grid {
    align-items: stretch;
}

.project-card {
    border-radius: 28px;
    overflow: hidden;
}

.project-image-carousel {
    height: 300px;
    background: #06111f;
}

.project-image img {
    height: 300px;
    object-fit: cover;
    transition: transform 0.8s cubic-bezier(0.2, 0.8, 0.2, 1), filter 0.4s ease;
}

.project-card:hover .project-image.active img {
    transform: scale(1.06);
    filter: saturate(1.12) contrast(1.05);
}

.carousel-nav {
    opacity: 1;
}

.carousel-btn {
    border: 1px solid rgba(255, 255, 255, 0.22);
    background: rgba(7, 17, 31, 0.72);
    backdrop-filter: blur(14px);
}

.carousel-dot {
    width: 9px;
    height: 9px;
    background: rgba(255, 255, 255, 0.38);
}

.carousel-dot.active {
    width: 28px;
    border-radius: 999px;
    background: var(--gradient-secondary);
}

.project-content h3,
.experience-card h3,
.timeline-content-item h3,
.certification-card h3 {
    color: var(--text-primary);
}

.project-tech .tech-tag,
.experience-tech .tech-tag {
    color: #dffcf6;
}

.experience-card::before {
    background: var(--gradient-secondary);
}

.scroll-to-top {
    border: 1px solid rgba(255, 255, 255, 0.18) !important;
    box-shadow: 0 16px 42px rgba(0, 194, 168, 0.26) !important;
}

.reveal-ready {
    opacity: 0;
    transform: translateY(26px) scale(0.98);
    transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.reveal-ready.reveal-in {
    opacity: 1;
    transform: translateY(0) scale(1);
}

@keyframes softDrift {
    0%, 100% { transform: rotate(12deg) translate3d(0, 0, 0); }
    50% { transform: rotate(8deg) translate3d(-18px, 24px, 0); }
}

@media (max-width: 768px) {
    .navbar {
        top: 0;
        width: 100%;
        border-radius: 0;
    }

    .theme-toggle {
        width: 40px;
        height: 40px;
        margin-left: 0.5rem;
    }

    .hero {
        padding-top: 6rem;
    }

    .hero::before {
        inset: 140px -120px auto auto;
        width: 320px;
        height: 320px;
    }

    .profile-image {
        transform: none;
        border-radius: 22px;
    }

    .project-image-carousel,
    .project-image img {
        height: 240px;
    }
    
    /* CV Dropdown responsive */
    .cv-dropdown-menu {
        min-width: 220px;
    }
    
    .cv-dropdown-item {
        padding: 0.875rem 1rem;
    }
    
    .cv-dropdown-item i.fa-file-pdf {
        font-size: 1.25rem;
    }
    
    .cv-lang-name {
        font-size: 0.875rem;
    }
    
    .cv-lang-code {
        font-size: 0.7rem;
    }
}

/* ===== STRUCTURED DYNAMIC REDESIGN V2 ===== */
body {
    background:
        radial-gradient(circle at 15% 10%, rgba(30, 64, 175, 0.08), transparent 35rem),
        radial-gradient(circle at 85% 15%, rgba(59, 130, 246, 0.06), transparent 38rem),
        linear-gradient(180deg, #f1f5f9 0%, #ffffff 25%, #f8fafc 60%, #ffffff 100%);
    color: var(--text-primary);
}

[data-theme="dark"] body {
    background:
        radial-gradient(circle at 15% 10%, rgba(30, 64, 175, 0.15), transparent 35rem),
        radial-gradient(circle at 85% 15%, rgba(59, 130, 246, 0.12), transparent 38rem),
        linear-gradient(180deg, #0f172a 0%, #1e293b 55%, #0f172a 100%);
    color: var(--text-primary);
}

body::before {
    opacity: 0.35;
}

.navbar {
    top: 16px;
    width: min(1220px, calc(100% - 32px));
    padding: 0;
    border-radius: 18px;
    background: rgba(15, 23, 42, 0.9);
    border: 1px solid rgba(148, 163, 184, 0.2);
    box-shadow: 0 10px 40px rgba(15, 23, 42, 0.15);
    backdrop-filter: blur(20px);
}

[data-theme="light"] .navbar {
    background: rgba(255, 255, 255, 0.95);
    border: 1px solid rgba(15, 23, 42, 0.1);
    box-shadow: 0 4px 20px rgba(15, 23, 42, 0.08);
}

.navbar.scrolled {
    background: rgba(15, 23, 42, 0.96);
    box-shadow: 0 15px 50px rgba(15, 23, 42, 0.25);
}

[data-theme="light"] .navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 8px 30px rgba(15, 23, 42, 0.12);
}

.nav-container {
    max-width: none;
    min-height: 72px;
    padding: 0 1.15rem;
    gap: 1rem;
}

.nav-logo {
    flex: 0 0 auto;
}

.nav-logo a {
    display: block;
    font-size: 1.35rem;
    line-height: 1.05;
    white-space: nowrap;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

[data-theme="light"] .nav-logo a {
    background: linear-gradient(135deg, #1e40af, #3b82f6);
    -webkit-background-clip: text;
    background-clip: text;
}

.nav-menu {
    flex: 1 1 auto;
    justify-content: center;
    gap: 0.25rem;
    padding: 0.35rem;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 999px;
}

.nav-link {
    padding: 0.55rem 0.9rem;
    font-size: 0.88rem;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.85);
    border: 0;
}

[data-theme="light"] .nav-link {
    color: rgba(15, 23, 42, 0.75);
}

.nav-link:hover,
.nav-link.active {
    color: white;
    background: var(--gradient-primary);
    border: 0;
    box-shadow: 0 6px 20px rgba(30, 64, 175, 0.3);
}

[data-theme="light"] .nav-link:hover,
[data-theme="light"] .nav-link.active {
    color: white;
    background: linear-gradient(135deg, #1e40af, #3b82f6);
    box-shadow: 0 4px 15px rgba(30, 64, 175, 0.25);
}

.theme-toggle {
    width: 40px;
    height: 40px;
    margin-left: 0;
}

.hero {
    min-height: auto;
    padding: 8.4rem 0 5rem;
    background: transparent;
}

.hero::before {
    inset: 8.8rem 7vw auto auto;
    width: min(34vw, 430px);
    height: min(34vw, 430px);
    border-radius: 34px;
    opacity: 0.75;
}

.hero-content {
    min-height: auto;
    grid-template-columns: minmax(0, 1.05fr) minmax(280px, 0.75fr);
    gap: clamp(2rem, 6vw, 5rem);
}

.hero-title {
    max-width: 720px;
    font-size: clamp(3rem, 5.4vw, 5.4rem);
    line-height: 1.02;
    letter-spacing: 0;
    margin-bottom: 1.25rem;
}

.hero-subtitle {
    font-size: clamp(1.25rem, 2.2vw, 2rem);
    min-height: 2.5rem;
}

.hero-description {
    max-width: 620px;
    margin-top: 1rem;
    margin-bottom: 2rem;
    color: #475569;
    line-height: 1.7;
}

[data-theme="dark"] .hero-description {
    color: #cbd5e1;
}

.hero-buttons {
    align-items: center;
}

.profile-image {
    width: min(360px, 82vw);
    height: min(430px, 90vw);
    border-radius: 28px;
    object-fit: cover;
    transform: none;
    animation: float 7s ease-in-out infinite;
}

.about-content,
.skills-slider-container,
.certification-card,
.project-card,
.experience-card,
.timeline-content-item,
.contact-card,
.contact-hero,
.contact-social-section {
    background: rgba(255, 255, 255, 0.95);
    border: 2px solid rgba(30, 64, 175, 0.12);
    box-shadow: 0 4px 20px rgba(15, 23, 42, 0.06);
}

[data-theme="dark"] .about-content,
[data-theme="dark"] .skills-slider-container,
[data-theme="dark"] .certification-card,
[data-theme="dark"] .project-card,
[data-theme="dark"] .experience-card,
[data-theme="dark"] .timeline-content-item,
[data-theme="dark"] .contact-card,
[data-theme="dark"] .contact-hero,
[data-theme="dark"] .contact-social-section {
    background: rgba(30, 41, 59, 0.8);
    border: 2px solid rgba(59, 130, 246, 0.2);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
}

.skills-slider-container {
    padding: 0;
    overflow: hidden;
}

.skills-category {
    padding: clamp(1.25rem, 3vw, 2.4rem);
}

.skills-category h3,
.soft-skills h3 {
    font-size: clamp(1.45rem, 2.4vw, 2.1rem);
}

.skills-grid {
    grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
    gap: 1rem;
}

.skill-item {
    display: grid;
    grid-template-columns: 54px 1fr;
    grid-template-rows: auto auto;
    gap: 0.25rem 0.85rem;
    min-height: 112px;
    padding: 1rem;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.95);
    border: 2px solid rgba(30, 64, 175, 0.15);
    box-shadow: 0 2px 8px rgba(15, 23, 42, 0.06);
}

[data-theme="dark"] .skill-item {
    background: rgba(30, 41, 59, 0.6);
    border: 2px solid rgba(59, 130, 246, 0.2);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.skill-item i {
    grid-row: 1 / span 2;
    width: 54px;
    height: 54px;
    display: grid !important;
    place-items: center;
    border-radius: 16px;
    font-size: 1.5rem !important;
    color: white;
    background: var(--gradient-primary);
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.15), 0 8px 20px rgba(30, 64, 175, 0.25);
    transition: all 0.3s ease;
}

[data-theme="light"] .skill-item i {
    background: linear-gradient(135deg, #1e40af, #3b82f6);
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.3), 0 4px 12px rgba(30, 64, 175, 0.2);
}

.skill-item:hover i {
    transform: scale(1.1) rotate(5deg);
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.25), 0 12px 30px rgba(30, 64, 175, 0.35);
}

.skill-item span {
    align-self: end;
    font-size: 1rem;
    font-weight: 600;
    color: #0f172a;
}

[data-theme="dark"] .skill-item span {
    color: #f8fafc;
}

.skill-bar {
    grid-column: 2;
    width: 100%;
    height: 8px;
    margin-top: 0.55rem;
    background: rgba(30, 64, 175, 0.15);
    border-radius: 10px;
}

[data-theme="dark"] .skill-bar {
    background: rgba(59, 130, 246, 0.2);
}

.skills-navigation {
    padding: 1rem;
    background: rgba(7, 17, 31, 0.04);
}

.skills-nav-btn {
    background: #142033;
}

.dot {
    width: 10px;
    height: 10px;
}

.dot.active {
    width: 30px;
    border-radius: 999px;
}

.project-card,
.experience-card,
.certification-card {
    border-radius: 22px;
}

.project-image-carousel {
    height: 280px;
}

.project-image img {
    height: 280px;
}

@media (max-width: 1100px) {
    .nav-container {
        padding: 0 0.9rem;
    }

    .nav-logo a {
        font-size: 1.15rem;
    }

    .nav-link {
        padding: 0.5rem 0.65rem;
        font-size: 0.8rem;
    }
}

@media (max-width: 768px) {
    .navbar {
        top: 0;
        width: 100%;
        border-radius: 0;
    }

    .nav-container {
        min-height: 68px;
    }

    .nav-menu {
        top: 68px;
        border-radius: 0 0 20px 20px;
    }

    .nav-link {
        width: min(280px, 90%);
    }

    .hero {
        padding: 6.2rem 0 3.5rem;
    }

    .hero-content {
        grid-template-columns: 1fr;
        text-align: left;
    }

    .hero-title {
        font-size: clamp(2.6rem, 13vw, 4rem);
    }

    .hero-buttons {
        justify-content: flex-start;
    }

    .hero-image {
        justify-content: flex-start;
    }

    .profile-image {
        width: min(310px, 100%);
        height: 360px;
    }

    .project-image-carousel,
    .project-image img {
        height: 230px;
    }
}

/* ===== SECTION TIMELINE ===== */
.timeline {
    padding: var(--spacing-xl) 0;
    background: var(--light-gray);
}

.timeline-content {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
}

.timeline-content::before {
    content: '';
    position: absolute;
    left: 30px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--primary-color);
}

.timeline-item {
    position: relative;
    margin-bottom: var(--spacing-lg);
    padding-left: 80px;
}

.timeline-marker {
    position: absolute;
    left: 22px;
    top: 0;
    width: 16px;
    height: 16px;
    background: var(--primary-color);
    border: 4px solid var(--white);
    border-radius: 50%;
    box-shadow: var(--shadow-md);
}

.timeline-content-item {
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.timeline-content-item:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-md);
}

.timeline-date {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-sm);
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.timeline-content-item h3 {
    font-size: var(--font-size-md);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: #0f172a;
}

[data-theme="dark"] .timeline-content-item h3 {
    color: #f8fafc;
}

.timeline-content-item h4 {
    font-size: var(--font-size-base);
    font-weight: 500;
    color: #1e40af;
    margin-bottom: var(--spacing-sm);
}

[data-theme="dark"] .timeline-content-item h4 {
    color: #60a5fa;
}

.timeline-content-item p {
    color: #475569;
    line-height: 1.6;
}

[data-theme="dark"] .timeline-content-item p {
    color: #cbd5e1;
}

/* ===== SECTION CONTACT ===== */
.contact {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e0f2fe 100%);
    position: relative;
    overflow: hidden;
}

[data-theme="dark"] .contact {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
}

.contact::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 6s ease-in-out infinite;
}

.contact::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -5%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.08) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 8s ease-in-out infinite;
}

.contact-content {
    position: relative;
    z-index: 1;
}

/* Hero Section du Contact */
.contact-hero {
    text-align: center;
    margin-bottom: var(--spacing-xl);
    position: relative;
    padding: var(--spacing-lg);
}

.contact-hero-text {
    max-width: 700px;
    margin: 0 auto;
}

.contact-main-title {
    font-size: 2.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-md);
    animation: slideInLeft 0.6s ease-out;
}

.contact-description {
    font-size: 1.125rem;
    color: var(--gray);
    line-height: 1.8;
    margin-bottom: var(--spacing-lg);
}

[data-theme="dark"] .contact-description {
    color: var(--text-secondary);
}

/* Cartes de Contact */
.contact-cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.contact-card {
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    border: 2px solid transparent;
    cursor: pointer;
}

[data-theme="dark"] .contact-card {
    background: var(--bg-secondary);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
}

.contact-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: 0;
}

.contact-card:hover::before {
    opacity: 0.05;
}

.contact-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-color);
}

.contact-card-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
    transition: all 0.4s ease;
    position: relative;
    z-index: 1;
}

.email-card .contact-card-icon {
    background: linear-gradient(135deg, #2563eb, #3b82f6);
    color: white;
}

.phone-card .contact-card-icon {
    background: linear-gradient(135deg, #10b981, #34d399);
    color: white;
}

.location-card .contact-card-icon {
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    color: white;
}

.contact-card:hover .contact-card-icon {
    transform: rotate(10deg) scale(1.1);
}

.contact-card-content {
    flex: 1;
    position: relative;
    z-index: 1;
}

.contact-card-content h4 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 0.25rem;
}

[data-theme="dark"] .contact-card-content h4 {
    color: var(--text-primary);
}

.contact-card-content p {
    color: var(--gray);
    font-size: 0.95rem;
}

[data-theme="dark"] .contact-card-content p {
    color: var(--text-secondary);
}

.contact-card-arrow {
    font-size: 1.25rem;
    color: var(--primary-color);
    opacity: 0;
    transform: translateX(-10px);
    transition: all 0.4s ease;
    position: relative;
    z-index: 1;
}

.contact-card:hover .contact-card-arrow {
    opacity: 1;
    transform: translateX(0);
}

/* Section Réseaux Sociaux */
.contact-social-section {
    background: var(--white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    text-align: center;
}

[data-theme="dark"] .contact-social-section {
    background: var(--bg-secondary);
}

.social-section-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: var(--spacing-lg);
}

[data-theme="dark"] .social-section-title {
    color: var(--text-primary);
}

.social-links-enhanced {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.social-link-enhanced {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    border-radius: var(--radius-lg);
    font-size: 1rem;
    font-weight: 500;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    text-decoration: none;
}

.social-link-enhanced i {
    font-size: 1.5rem;
    transition: transform 0.4s ease;
}

.social-link-enhanced:hover i {
    transform: scale(1.2) rotate(10deg);
}

.social-link-enhanced.linkedin {
    background: linear-gradient(135deg, #0077b5, #00a0dc);
    color: white;
}

.social-link-enhanced.github {
    background: linear-gradient(135deg, #333, #24292e);
    color: white;
}

.social-link-enhanced.youtube {
    background: linear-gradient(135deg, #ff0000, #cc0000);
    color: white;
}

.social-link-enhanced.email {
    background: linear-gradient(135deg, #ea4335, #fbbc04);
    color: white;
}

.social-link-enhanced:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
}

.social-link-enhanced::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.social-link-enhanced:hover::before {
    width: 300px;
    height: 300px;
}

.social-link-enhanced span {
    position: relative;
    z-index: 1;
}

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

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

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

.footer-links a {
    color: var(--white);
    opacity: 0.8;
    transition: var(--transition);
}

.footer-links a:hover {
    opacity: 1;
    color: var(--primary-color);
}

/* ===== RESPONSIVE NAVIGATION ===== */
@media (min-width: 1400px) {
    .nav-container {
        max-width: 1400px;
    }
    
    .nav-menu {
        gap: 0.75rem;
    }
    
    .nav-link {
        font-size: 1rem;
        padding: 0.875rem 1.5rem;
    }
}

@media (max-width: 1024px) {
    .nav-menu {
        gap: 0.25rem;
    }
    
    .nav-link {
        font-size: 0.85rem;
        padding: 0.625rem 1rem;
    }
}

@media (max-width: 768px) {
    :root {
        --font-size-xl: 2.5rem;
        --font-size-lg: 2rem;
        --font-size-md: 1.25rem;
    }
    
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 85px;
        flex-direction: column;
        background: rgba(15, 23, 42, 0.95);
        backdrop-filter: blur(25px);
        -webkit-backdrop-filter: blur(25px);
        width: 100%;
        text-align: center;
        transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        border: none;
        border-radius: 0;
        padding: 2rem 1rem;
        gap: 1rem;
        list-style: none;
        margin: 0;
        border-bottom: 1px solid rgba(100, 116, 139, 0.3);
        box-shadow: 0 10px 40px rgba(15, 23, 42, 0.5);
    }
    
    .nav-menu.active {
        left: 0;
    }

    .nav-link {
        width: 250px;
        margin: 0 auto;
        padding: 1rem 1.5rem;
        font-size: 1rem;
        border-radius: 15px;
        background: rgba(100, 116, 139, 0.1);
        border: 1px solid rgba(100, 116, 139, 0.2);
        color: rgba(248, 250, 252, 0.9);
    }
    
    .nav-link:hover {
        background: rgba(37, 99, 235, 0.3);
        border: 1px solid rgba(37, 99, 235, 0.4);
        transform: translateY(-2px);
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .about-content {
        grid-template-columns: 1fr;
    }
    
    .about-values {
        grid-template-columns: 1fr;
    }
    
    .about-stats {
        flex-direction: row;
        justify-content: space-around;
    }
    
    .skills-grid {
        grid-template-columns: 1fr;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .timeline-content::before {
        left: 15px;
    }
    
    .timeline-item {
        padding-left: 50px;
    }
    
    .timeline-marker {
        left: 7px;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .contact-main-title {
        font-size: 2rem;
    }
    
    .contact-description {
        font-size: 1rem;
    }
    
    .contact-cards-grid {
        grid-template-columns: 1fr;
    }
    
    .social-links-enhanced {
        flex-direction: column;
        align-items: stretch;
    }
    
    .social-link-enhanced {
        justify-content: center;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .image-placeholder {
        width: 200px;
        height: 200px;
        font-size: 3rem;
    }
    
    .about-stats {
        flex-direction: column;
    }
    
    .contact-main-title {
        font-size: 1.75rem;
    }
    
    .contact-hero {
        padding: var(--spacing-md);
    }
    
    .contact-social-section {
        padding: var(--spacing-md);
    }
    
    .social-section-title {
        font-size: 1.25rem;
    }
    
    .social-link-enhanced {
        padding: 0.875rem 1.5rem;
        font-size: 0.95rem;
    }
}

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

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

.slide-in-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: all 0.6s ease;
}

.slide-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.slide-in-right {
    opacity: 0;
    transform: translateX(50px);
    transition: all 0.6s ease;
}

.slide-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

/* ===== RESPONSIVE VIDEO MODAL ===== */
@media (max-width: 768px) {
    .video-modal-content {
        width: 95%;
        max-width: 100%;
        margin: 10px auto;
    }
    
    .video-modal-close {
        top: 5px;
        right: 5px;
        width: 35px;
        height: 35px;
        font-size: 1.5rem;
    }
}

@media (max-width: 480px) {
    .video-modal-content {
        width: 98%;
        margin: 5px auto;
    }
}