/* Variables CSS */
:root {
    --color-primary: #030712;
    --color-secondary: #0f172a;
    --color-accent: #3b82f6;
    --color-accent-hover: #2563eb;
    --color-accent-light: rgba(59, 130, 246, 0.1);
    --color-accent-glow: rgba(59, 130, 246, 0.5);
    --color-accent-deep: #1e40af;
    --color-text: #1a1a1a;
    --color-text-muted: #64748b;
    --color-light: #f1f5f9;
    --color-white: #ffffff;
    --color-border: #e2e8f0;
    --color-success: #22c55e;
    
    --font-primary: 'Outfit', sans-serif;
    --font-display: 'Outfit', sans-serif;
    
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 5rem;
    
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 1rem;
    --radius-full: 9999px;
}

/* Styles de base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-white);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 600;
    line-height: 1.2;
}

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

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

/* Classes utilitaires */
.text-accent {
    color: var(--color-accent) !important;
}

.bg-accent {
    background-color: var(--color-accent) !important;
}

.section-padding {
    padding: var(--spacing-2xl) 0;
}

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

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

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

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

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

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

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

@keyframes scrollIndicator {
    0% {
        opacity: 1;
        transform: translateY(0);
    }
    100% {
        opacity: 0;
        transform: translateY(10px);
    }
}

/* Classes d'animation */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.animated {
    opacity: 1;
    transform: translateY(0);
}

/* Navigation */
#mainNav {
    padding: 1rem 0;
    transition: all var(--transition-base);
    background-color: transparent;
}

#mainNav.scrolled {
    background-color: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
    padding: 0.75rem 0;
}

#mainNav .navbar-brand {
    font-family: var(--font-display);
    font-size: 1.5rem;
    color: var(--color-white);
    transition: color var(--transition-fast);
}

#mainNav.scrolled .navbar-brand {
    color: var(--color-primary);
}

#mainNav .nav-link {
    color: rgba(255, 255, 255, 0.7);
    font-weight: 500;
    font-size: 0.95rem;
    padding: 0.5rem 1.25rem;
    position: relative;
    transition: all var(--transition-fast);
    border-radius: var(--radius-md);
    margin: 0 0.125rem;
}

#mainNav.scrolled .nav-link {
    color: var(--color-text-muted);
}

#mainNav .nav-link:hover {
    color: var(--color-white);
    background-color: rgba(255, 255, 255, 0.1);
}

#mainNav .nav-link.active {
    color: var(--color-accent);
    background-color: rgba(59, 130, 246, 0.15);
}

#mainNav.scrolled .nav-link:hover {
    color: var(--color-accent);
    background-color: var(--color-accent-light);
}

#mainNav.scrolled .nav-link.active {
    color: var(--color-accent);
    background-color: var(--color-accent-light);
}

#mainNav .nav-link::before {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 50%;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
    transition: all var(--transition-base);
    transform: translateX(-50%);
    border-radius: 2px;
}

#mainNav .nav-link.active::before {
    width: 60%;
}

#mainNav .navbar-toggler {
    color: var(--color-white);
}

#mainNav.scrolled .navbar-toggler {
    color: var(--color-primary);
}

#mainNav .navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(255, 255, 255, 0.8)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

#mainNav.scrolled .navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(10, 15, 26, 0.8)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* Hero */
.hero-section {
    position: relative;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('https://images.unsplash.com/photo-1451187580459-43490279c0fa?q=80&w=2072&auto=format&fit=crop');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    filter: blur(3px);
    transform: scale(1.05);
    z-index: 0;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(3, 7, 18, 0.85) 0%, rgba(15, 23, 42, 0.8) 50%, rgba(30, 58, 95, 0.75) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.625rem 1.25rem;
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.3);
    border-radius: var(--radius-full);
    margin-bottom: 1.5rem;
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 500;
    backdrop-filter: blur(10px);
}

.hero-badge i {
    font-size: 0.5rem;
    color: var(--color-success);
    animation: pulse-dot 2s ease-in-out infinite;
    filter: drop-shadow(0 0 6px var(--color-success));
}

@keyframes pulse-dot {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
        filter: drop-shadow(0 0 6px var(--color-success));
    }
    50% {
        opacity: 0.6;
        transform: scale(1.2);
        filter: drop-shadow(0 0 12px var(--color-success));
    }
}

.hero-subtitle {
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--color-accent);
    font-weight: 500;
    margin-bottom: 1rem;
}

.hero-title {
    color: var(--color-white);
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

.hero-title .highlight {
    background: linear-gradient(135deg, var(--color-accent), #93c5fd);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    color: rgba(255, 255, 255, 0.7);
    font-size: 1.25rem;
    max-width: 650px;
    margin: 0 auto 2.5rem;
    line-height: 1.7;
}

.hero-content .hero-badge,
.hero-content .hero-subtitle,
.hero-content .hero-title,
.hero-content .hero-description,
.hero-content .hero-cta {
    opacity: 0;
    transform: translateY(30px);
    animation: heroFadeIn 0.8s ease forwards;
}

.hero-content .hero-badge {
    animation-delay: 0.2s;
}

.hero-content .hero-subtitle {
    animation-delay: 0.4s;
}

.hero-content .hero-title {
    animation-delay: 0.6s;
}

.hero-content .hero-description {
    animation-delay: 0.8s;
}

.hero-content .hero-cta {
    animation-delay: 1s;
}

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

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 0;
    right: 0;
    display: flex;
    justify-content: center;
    z-index: 2;
}

.mouse {
    width: 26px;
    height: 40px;
    border: 2px solid rgba(255, 255, 255, 0.4);
    border-radius: 20px;
    position: relative;
    animation: float-mouse 2s ease-in-out infinite;
}

.wheel {
    width: 4px;
    height: 8px;
    background-color: var(--color-accent);
    border-radius: 2px;
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    animation: scrollIndicator 1.5s infinite;
}

@keyframes float-mouse {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(8px);
    }
}

/* Boutons */
.btn-accent {
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-deep) 100%);
    border: none;
    color: var(--color-white);
    font-weight: 600;
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
}

.btn-accent::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: left 0.5s ease;
}

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

.btn-accent:hover {
    background: linear-gradient(135deg, var(--color-accent-hover) 0%, var(--color-accent-deep) 100%);
    color: var(--color-white);
    transform: translateY(-3px);
    box-shadow: 0 15px 35px rgba(59, 130, 246, 0.4);
}

.btn-accent:active {
    transform: translateY(-1px);
    box-shadow: 0 8px 20px rgba(59, 130, 246, 0.3);
}

.hero-cta .btn-outline-light {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--color-white);
    font-weight: 600;
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    backdrop-filter: blur(10px);
}

.hero-cta .btn-outline-light:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.4);
    color: var(--color-white);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(255, 255, 255, 0.1);
}

/* Sections */
.section-tag {
    display: inline-block;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--color-accent);
    background-color: var(--color-accent-light);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-full);
    margin-bottom: 1rem;
}

.section-tag-light {
    background-color: rgba(99, 102, 241, 0.2);
    color: var(--color-accent);
}

.section-title {
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--color-primary);
}

.section-description {
    font-size: 1.125rem;
    color: var(--color-text-muted);
    max-width: 600px;
}

/* À propos */
.profile-image-wrapper {
    max-width: 300px;
}

.profile-image {
    width: 250px;
    height: 250px;
    border-radius: 50%;
    overflow: hidden;
    border: 4px solid var(--color-white);
    box-shadow: var(--shadow-xl);
    position: relative;
}

.profile-image::before {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-accent), #93c5fd);
    z-index: -1;
}

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

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

.stat-number {
    display: block;
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-accent);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-number::after {
    content: '+';
}

.stat-label {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    font-weight: 500;
}

/* Compétences */
.skill-category {
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    padding: 2rem;
    box-shadow: var(--shadow-md);
    height: 100%;
    transition: all var(--transition-base);
    border: 1px solid var(--color-border);
}

.skill-category:hover {
    box-shadow: var(--shadow-xl);
    transform: translateY(-8px);
    border-color: var(--color-accent);
}

.skill-category-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.skill-category-header i {
    font-size: 1.75rem;
    color: var(--color-accent);
    background: linear-gradient(135deg, var(--color-accent-light), rgba(59, 130, 246, 0.2));
    padding: 1rem;
    border-radius: var(--radius-lg);
}

.skill-category-header h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin: 0;
    color: var(--color-primary);
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.625rem;
}

.skill-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.625rem 1rem;
    background-color: var(--color-light);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text);
    transition: all var(--transition-fast);
    border: 1px solid transparent;
}

.skill-tag:hover {
    background-color: var(--color-accent-light);
    color: var(--color-accent);
    border-color: var(--color-accent);
    transform: translateY(-2px);
}

.skill-tag i {
    font-size: 1rem;
    color: var(--color-accent);
}

/* Projets */
.projects-section {
    background: linear-gradient(180deg, var(--color-light) 0%, #fff 100%);
    position: relative;
}

.project-featured {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 4rem;
    align-items: center;
    margin-bottom: 4rem;
    padding: 3rem;
    background: var(--color-white);
    border-radius: 24px;
    box-shadow: 0 25px 80px rgba(0, 0, 0, 0.08);
    border: 1px solid var(--color-border);
    position: relative;
    overflow: hidden;
}

.project-featured::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.05) 0%, transparent 70%);
    border-radius: 50%;
}

.project-featured-visual {
    position: relative;
}

.project-browser {
    background: #1a1a2e;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.2);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.project-featured:hover .project-browser {
    transform: translateY(-10px) rotate(-1deg);
    box-shadow: 0 40px 80px rgba(0, 0, 0, 0.25);
}

.browser-header {
    background: linear-gradient(90deg, #2d2d44 0%, #1a1a2e 100%);
    padding: 0.75rem 1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.browser-dots {
    display: flex;
    gap: 6px;
}

.browser-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.browser-dots span:nth-child(1) { background: #ff5f57; }
.browser-dots span:nth-child(2) { background: #febc2e; }
.browser-dots span:nth-child(3) { background: #28c840; }

.browser-url {
    flex: 1;
    background: rgba(255, 255, 255, 0.1);
    padding: 0.4rem 1rem;
    border-radius: 6px;
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.6);
    font-family: monospace;
}

.browser-content img {
    width: 100%;
    display: block;
}

.project-floating-badge {
    position: absolute;
    top: -10px;
    right: 20px;
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-deep) 100%);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    box-shadow: 0 10px 30px rgba(59, 130, 246, 0.4);
    z-index: 10;
}

.project-featured-content {
    position: relative;
    z-index: 2;
}

.project-status {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
    font-weight: 600;
    color: #22c55e;
    margin-bottom: 1rem;
}

.status-dot {
    width: 8px;
    height: 8px;
    background: #22c55e;
    border-radius: 50%;
    animation: pulse-dot 2s ease-in-out infinite;
}

.status-dot-beta {
    background: #f59e0b;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

.project-featured-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--color-primary);
    margin-bottom: 0.5rem;
}

.project-featured-subtitle {
    font-size: 1.1rem;
    color: var(--color-accent);
    font-weight: 500;
    margin-bottom: 1.25rem;
}

.project-featured-desc {
    font-size: 1rem;
    color: var(--color-text-muted);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.project-stats {
    display: flex;
    gap: 2rem;
    margin-bottom: 1.5rem;
    padding: 1.25rem 0;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

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

.project-stat .stat-value {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
}

.project-stat .stat-label {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.project-tech-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.tech-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.8rem;
    font-weight: 500;
    padding: 0.5rem 1rem;
    background: var(--color-light);
    color: var(--color-text);
    border-radius: var(--radius-full);
    border: 1px solid var(--color-border);
    transition: all var(--transition-base);
}

.tech-badge:hover {
    background: var(--color-accent-light);
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.tech-badge i {
    font-size: 1rem;
    color: var(--color-accent);
}

.project-actions {
    display: flex;
    gap: 1rem;
}

.project-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.5rem;
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    text-decoration: none;
    transition: all var(--transition-base);
}

.project-btn-primary {
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-deep) 100%);
    color: white;
}

.project-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(59, 130, 246, 0.3);
    color: white;
}

.project-btn-secondary {
    background: var(--color-light);
    color: var(--color-text);
    border: 1px solid var(--color-border);
}

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

.project-secondary {
    display: grid;
    grid-template-columns: 1fr 0.8fr;
    gap: 4rem;
    align-items: center;
    padding: 3rem;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    border-radius: var(--radius-xl);
    box-shadow: 0 25px 80px rgba(0, 0, 0, 0.15);
    position: relative;
    overflow: hidden;
}

.project-secondary::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -20%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.project-secondary-content {
    position: relative;
    z-index: 2;
}

.project-secondary .project-status {
    color: #f59e0b;
}

.project-secondary-title {
    font-size: 2rem;
    font-weight: 800;
    color: white;
    margin-bottom: 0.5rem;
}

.project-secondary-subtitle {
    font-size: 1rem;
    color: var(--color-accent);
    font-weight: 500;
    margin-bottom: 1rem;
}

.project-secondary-desc {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.project-secondary .tech-badge {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
    color: white;
}

.project-secondary .tech-badge:hover {
    background: var(--color-accent);
    border-color: var(--color-accent);
}

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

.project-secondary .project-btn-primary:hover {
    background: var(--color-accent);
    color: white;
}

.project-secondary-visual {
    display: flex;
    justify-content: center;
    position: relative;
    z-index: 2;
}

.project-phone {
    width: 220px;
    background: #000;
    border-radius: 40px;
    padding: 12px;
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.4);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.project-secondary:hover .project-phone {
    transform: translateY(-10px) rotate(2deg);
}

.phone-notch {
    position: absolute;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 25px;
    background: #000;
    border-radius: 20px;
    z-index: 10;
}

.project-phone img {
    width: 100%;
    border-radius: 28px;
    display: block;
}

/* Expériences - Timeline verticale */
.experience-timeline {
    position: relative;
    padding-left: 3rem;
    max-width: 800px;
    margin: 0 auto;
}

.experience-timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(to bottom, var(--color-accent) 0%, var(--color-accent-light) 100%);
    border-radius: var(--radius-full);
}

.exp-item {
    position: relative;
    margin-bottom: 2rem;
    transform: translateX(0);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}


.exp-item:last-child {
    margin-bottom: 0;
}

.exp-dot {
    position: absolute;
    left: -3rem;
    top: 1.5rem;
    width: 16px;
    height: 16px;
    background: var(--color-white);
    border: 3px solid var(--color-accent);
    border-radius: 50%;
    transform: translateX(calc(-50% + 1.5px));
    z-index: 2;
    transition: all var(--transition-base);
}

.exp-item:hover .exp-dot {
    background: var(--color-accent);
    box-shadow: 0 0 0 6px var(--color-accent-light);
    transform: translateX(-50%) scale(1.2);
}

.exp-card {
    position: relative;
    background-color: var(--color-white);
    border-radius: 24px;
    padding: 1.75rem;
    padding-left: 3.5rem;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--color-border);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.exp-item:hover .exp-card {
    box-shadow: var(--shadow-xl);
    transform: translateY(-4px) translateX(8px);
    border-color: var(--color-accent);
}

.exp-number {
    position: absolute;
    top: 1.25rem;
    left: 1rem;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--color-accent-light);
    font-family: var(--font-display);
    line-height: 1;
}

.exp-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
    flex-wrap: wrap;
}

.exp-date {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-text-muted);
}

.exp-badge {
    font-size: 0.7rem;
    font-weight: 600;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.exp-badge-entrepreneur {
    background-color: rgba(59, 130, 246, 0.15);
    color: #3b82f6;
}

.exp-badge-cdi {
    background-color: rgba(34, 197, 94, 0.15);
    color: #22c55e;
}

.exp-badge-alternance {
    background-color: rgba(249, 115, 22, 0.15);
    color: #f97316;
}

.exp-badge-stage {
    background-color: rgba(139, 92, 246, 0.15);
    color: #8b5cf6;
}

.exp-title {
    font-size: 1.35rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
    color: var(--color-primary);
}

.exp-company {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-text-muted);
    margin-bottom: 1rem;
}

.exp-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.exp-list li {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
    font-size: 0.85rem;
    color: var(--color-text-muted);
    line-height: 1.5;
}

.exp-list li:last-child {
    margin-bottom: 0;
}

.exp-list li i {
    color: var(--color-accent);
    font-size: 0.9rem;
    margin-top: 0.15rem;
    flex-shrink: 0;
}

/* Contact */
.contact-section {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    position: relative;
    overflow: hidden;
}

.contact-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.08) 0%, transparent 70%);
    border-radius: 50%;
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 4rem;
    align-items: start;
}

.contact-left {
    position: sticky;
    top: 120px;
}

.contact-heading {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1.2;
    margin: 1rem 0 1.5rem;
}

.contact-subtext {
    font-size: 1.05rem;
    color: var(--color-text-muted);
    line-height: 1.7;
    margin-bottom: 2.5rem;
}

.contact-info-grid {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    margin-bottom: 2.5rem;
}

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

.contact-info-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-deep) 100%);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.contact-info-label {
    display: block;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--color-text-muted);
    margin-bottom: 0.25rem;
}

.contact-info-value {
    display: block;
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-primary);
    text-decoration: none;
}

a.contact-info-value:hover {
    color: var(--color-accent);
}

.contact-social {
    padding-top: 1.5rem;
    border-top: 1px solid var(--color-border);
}

.contact-social-label {
    display: block;
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-bottom: 1rem;
}

.contact-social-links {
    display: flex;
    gap: 0.75rem;
}

.contact-social-link {
    width: 44px;
    height: 44px;
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-muted);
    font-size: 1.25rem;
    transition: all var(--transition-base);
}

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

.contact-right {
    position: relative;
}

.contact-form-modern {
    background: var(--color-white);
    padding: 2.5rem;
    border-radius: 24px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.8);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
}

.form-group {
    position: relative;
    margin-bottom: 1.5rem;
}

.form-input {
    width: 100%;
    padding: 1rem 1.25rem;
    font-size: 1rem;
    border: 2px solid var(--color-border);
    border-radius: 50px;
    background: var(--color-light);
    transition: all var(--transition-base);
    font-family: var(--font-primary);
}

.form-textarea {
    border-radius: var(--radius-lg) !important;
}

.form-input:focus {
    outline: none;
    border-color: var(--color-accent);
    background: var(--color-white);
    box-shadow: 0 0 0 4px var(--color-accent-light);
}

.form-label-float {
    position: absolute;
    left: 1rem;
    top: 1rem;
    font-size: 1rem;
    color: var(--color-text-muted);
    pointer-events: none;
    transition: all 0.2s ease;
    background: transparent;
    padding: 0 0.25rem;
}

.form-input:focus ~ .form-label-float,
.form-input:not(:placeholder-shown) ~ .form-label-float {
    top: -0.5rem;
    left: 0.75rem;
    font-size: 0.75rem;
    color: var(--color-accent);
    background: var(--color-white);
    font-weight: 600;
}

.form-textarea {
    resize: none;
    min-height: 120px;
}

.contact-submit {
    width: 100%;
    padding: 1rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    color: white;
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-deep) 100%);
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    transition: all var(--transition-base);
    font-family: var(--font-primary);
}

.contact-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(59, 130, 246, 0.3);
}

.contact-submit i {
    transition: transform var(--transition-base);
}

.contact-submit:hover i {
    transform: translateX(4px);
}

.contact-submit:disabled {
    background: #9ca3af;
    cursor: not-allowed;
    opacity: 0.7;
}

.contact-submit:disabled:hover {
    transform: none;
    box-shadow: none;
}

.contact-form {
    background-color: var(--color-white);
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.contact-form .form-control {
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 0.875rem 1rem;
    font-size: 1rem;
    transition: all var(--transition-fast);
}

.contact-form .form-control:focus {
    border-color: var(--color-accent);
    box-shadow: 0 0 0 4px var(--color-accent-light);
}

.contact-form .form-label {
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: 0.5rem;
}

.contact-info {
    padding: 1rem 0;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.contact-icon {
    width: 50px;
    height: 50px;
    background-color: var(--color-accent-light);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon i {
    font-size: 1.25rem;
    color: var(--color-accent);
}

.contact-details h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.contact-details a,
.contact-details p {
    font-size: 0.95rem;
    color: var(--color-text-muted);
    margin: 0;
}

.contact-details a:hover {
    color: var(--color-accent);
}

.social-links h4 {
    font-size: 1rem;
    font-weight: 600;
}

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

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

/* Pied de page */
.footer {
    background-color: var(--color-primary);
}

.footer-copyright {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.4);
    letter-spacing: 0.5px;
}

/* Bouton retour en haut */
.scroll-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-deep) 100%);
    color: var(--color-white);
    border: none;
    border-radius: 50%;
    font-size: 1.25rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all var(--transition-base);
    box-shadow: 0 4px 20px rgba(59, 130, 246, 0.4);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.scroll-to-top:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(59, 130, 246, 0.5);
}

.scroll-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

/* Responsive mobile */
@media (max-width: 991.98px) {
    #mainNav {
        background-color: rgba(10, 10, 10, 0.95);
        backdrop-filter: blur(10px);
    }
    
    #mainNav .navbar-collapse {
        padding: 1rem 0;
    }
    
    #mainNav .nav-link {
        padding: 0.75rem 0;
    }
    
    .hero-cta .btn {
        display: block;
        width: 100%;
        margin-bottom: 1rem;
        margin-right: 0 !important;
    }
    
    .hero-cta .btn:last-child {
        margin-bottom: 0;
    }
    
    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }
    
    .contact-left {
        position: static;
    }
    
    .contact-heading {
        font-size: 2rem;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .project-featured {
        grid-template-columns: 1fr;
        gap: 2rem;
        padding: 2rem;
    }
    
    .project-featured-title {
        font-size: 2rem;
    }
    
    .project-secondary {
        grid-template-columns: 1fr;
        gap: 2rem;
        padding: 2rem;
    }
    
    .project-secondary-visual {
        order: -1;
    }
    
    .project-phone {
        width: 180px;
    }
}

@media (max-width: 767.98px) {
    .profile-image {
        width: 200px;
        height: 200px;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .stat-label {
        font-size: 0.75rem;
    }
    
    .experience-timeline {
        padding-left: 2rem;
    }
    
    .exp-item:nth-child(1),
    .exp-item:nth-child(2),
    .exp-item:nth-child(3),
    .exp-item:nth-child(4) {
        margin-left: 0;
    }
    
    .exp-dot {
        left: -2rem;
        width: 12px;
        height: 12px;
    }
    
    .exp-card {
        padding: 1.25rem;
        padding-left: 3rem;
    }
    
    .exp-number {
        font-size: 1.25rem;
    }
    
    .exp-title {
        font-size: 1.15rem;
    }
    
    .contact-form {
        padding: 1.5rem;
    }
    
    .project-image {
        height: 200px;
    }
}

@media (max-width: 575.98px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .skill-category {
        padding: 1.5rem;
    }
}

/* Accessibilité */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
}

:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

::selection {
    background-color: var(--color-accent);
    color: var(--color-white);
}