/* CSS Variables pour Dark & Light themes (Palette Premium Slate & Indigo) */
:root {
    /* Typographie */
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;

    /* Theme Transition */
    --transition-theme: background-color 0.5s ease-in-out, color 0.5s ease-in-out, border-color 0.5s ease;
}

[data-theme="dark"] {
    --bg-primary: #0F172A; /* Slate 900 */
    --bg-secondary: #1E293B; /* Slate 800 */
    --bg-tertiary: #334155; /* Slate 700 */
    --text-primary: #F8FAFC;
    --text-secondary: #94A3B8; /* Slate 400 */
    
    --accent-color: #6366F1; /* Indigo 500 */
    --accent-hover: #4F46E5; /* Indigo 600 */
    --accent-glow: rgba(99, 102, 241, 0.4);
    --gradient-text: linear-gradient(to right, #818CF8, #C084FC);
    
    --border-color: rgba(255, 255, 255, 0.08);
    --glass-bg: rgba(30, 41, 59, 0.7);
    --glass-border: rgba(255, 255, 255, 0.05);
    
    --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 10px 20px -5px rgba(0, 0, 0, 0.5);
    --shadow-card: 0 20px 25px -5px rgba(0, 0, 0, 0.3), 0 8px 10px -6px rgba(0, 0, 0, 0.3);
}

[data-theme="light"] {
    --bg-primary: #F8FAFC; /* Slate 50 */
    --bg-secondary: #FFFFFF;
    --bg-tertiary: #F1F5F9; /* Slate 100 */
    --text-primary: #0F172A; /* Slate 900 */
    --text-secondary: #64748B; /* Slate 500 */
    
    --accent-color: #4F46E5; /* Indigo 600 */
    --accent-hover: #4338CA; /* Indigo 700 */
    --accent-glow: rgba(79, 70, 229, 0.3);
    --gradient-text: linear-gradient(to right, #4338CA, #7E22CE);
    
    --border-color: rgba(0, 0, 0, 0.06);
    --glass-bg: rgba(255, 255, 255, 0.85);
    --glass-border: rgba(255, 255, 255, 1);
    
    --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.05);
    --shadow-card: 0 20px 25px -5px rgba(0, 0, 0, 0.05), 0 8px 10px -6px rgba(0, 0, 0, 0.01);
}

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

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

body {
    font-family: var(--font-body);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
    transition: var(--transition-theme);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-primary);
    transition: color 0.5s ease;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s ease;
}

ul {
    list-style: none;
}

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

#three-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none; /* Ne bloque pas les clics */
    z-index: 50; /* Entre le fond et le contenu interactif */
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section-padding {
    padding: 7rem 0;
}

.bg-alt {
    background-color: var(--bg-secondary);
}

.highlight {
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

.badge {
    display: inline-block;
    padding: 0.6rem 1.2rem;
    background-color: var(--bg-tertiary);
    color: var(--accent-color);
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    margin-bottom: 2rem;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    text-transform: uppercase;
}

/* Buttons */
.btn-primary, .btn-secondary, .btn-primary-sm {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.95rem;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: none;
}

.btn-primary {
    padding: 0.8rem 1.6rem;
    background-color: var(--accent-color);
    color: white;
    box-shadow: 0 4px 14px 0 var(--accent-glow);
}

.btn-primary:hover {
    background-color: var(--accent-hover);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px 0 var(--accent-glow);
    color: white;
}

.btn-secondary {
    padding: 0.8rem 1.6rem;
    background-color: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background-color: var(--bg-tertiary);
    border-color: var(--accent-color);
    transform: translateY(-3px);
}

.btn-primary-sm {
    padding: 0.7rem 1.5rem;
    font-size: 0.95rem;
    background-color: var(--accent-color);
    color: white;
    border-radius: 8px;
}
.btn-primary-sm:hover {
    background-color: var(--accent-hover);
    color: white;
    box-shadow: 0 4px 14px 0 var(--accent-glow);
}

/* Header & Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 1rem 0;
    background: transparent;
    transition: all 0.4s ease;
}

.navbar.scrolled {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--glass-border);
    padding: 0.8rem 0;
}

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

.logo {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 800;
    letter-spacing: -1px;
}

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

.nav-links {
    display: flex;
    align-items: center;
    gap: 2.5rem;
}

.nav-links a:not(.btn-primary-sm) {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-secondary);
    position: relative;
    padding-bottom: 0.3rem;
}

.nav-links a:not(.btn-primary-sm):hover {
    color: var(--text-primary);
}

.nav-links a:not(.btn-primary-sm)::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0;
    left: 0;
    background-color: var(--accent-color);
    transition: width 0.3s ease;
}

.nav-links a:not(.btn-primary-sm):hover::after {
    width: 100%;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.theme-toggle, .menu-btn {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    font-size: 1.2rem;
    cursor: pointer;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.theme-toggle:hover, .menu-btn:hover {
    background-color: var(--accent-color);
    color: white;
    border-color: var(--accent-color);
    transform: rotate(15deg);
}

.menu-btn {
    display: none;
}

/* Animations Variables */
.fade-in { opacity: 0; transition: opacity 0.8s ease; }
.fade-in.appear { opacity: 1; }
.fade-in-up { opacity: 0; transform: translateY(40px); transition: opacity 0.8s ease, transform 0.8s cubic-bezier(0.16, 1, 0.3, 1); }
.fade-in-up.appear { opacity: 1; transform: translateY(0); }

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 5rem;
    position: relative;
    overflow: hidden;
}

/* Arrière-plan subtile pour le hero */
.hero::before {
    content: '';
    position: absolute;
    top: -10%;
    left: -10%;
    width: 50%;
    height: 50%;
    background: radial-gradient(circle, var(--accent-color) 0%, transparent 70%);
    opacity: 0.1;
    filter: blur(80px);
    z-index: -1;
}

.hero-container {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 4rem;
    align-items: center;
    width: 100%;
}

.hero-title {
    font-size: clamp(3rem, 6vw, 4.5rem);
    margin-bottom: 2rem;
    letter-spacing: -1.5px;
    line-height: 1.1;
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    max-width: 540px;
    line-height: 1.8;
}

.hero-actions {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.social-links {
    display: flex;
    gap: 1.5rem;
}

.social-links a {
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    font-size: 1.5rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid var(--border-color);
}

.social-links a:hover {
    background-color: var(--accent-color);
    color: white;
    transform: translateY(-5px);
    box-shadow: 0 10px 20px -5px var(--accent-glow);
}

.hero-image-wrapper {
    position: relative;
    display: flex;
    justify-content: center;
}

.hero-image-container {
    position: relative;
    width: 380px;
    height: 380px;
}

.profile-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
    position: relative;
    z-index: 2;
    border: 6px solid var(--bg-secondary);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    background-color: var(--bg-tertiary);
    animation: morph 8s ease-in-out infinite, float 6s ease-in-out infinite;
}

@keyframes morph {
    0% { border-radius: 60% 40% 30% 70% / 60% 30% 70% 40%; }
    50% { border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%; }
    100% { border-radius: 60% 40% 30% 70% / 60% 30% 70% 40%; }
}

@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-15px); }
    100% { transform: translateY(0px); }
}

.decoration-circle {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 110%;
    height: 110%;
    border-radius: 50%;
    background: conic-gradient(from 0deg at 50% 50%, var(--accent-color) 0deg, var(--bg-primary) 180deg, var(--accent-color) 360deg);
    opacity: 0.15;
    z-index: 1;
    filter: blur(30px);
    animation: spin 10s linear infinite;
}

@keyframes spin {
    100% { transform: translate(-50%, -50%) rotate(360deg); }
}

/* Sections Global */
.section-header {
    text-align: center;
    margin-bottom: 5rem;
}
.section-header.left-align {
    text-align: left;
    margin-bottom: 3rem;
}

.section-header h2 {
    font-size: 2.8rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.section-header h2::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background: var(--accent-color);
    margin: 1rem auto 0;
    border-radius: 2px;
}
.section-header.left-align h2::after {
    margin: 1rem 0 0 0;
}

/* Cards (Base style for Stats, Skills, Edu, Project) */
.glass-card {
    background: var(--bg-secondary);
    background-image: linear-gradient(145deg, rgba(255,255,255,0.02) 0%, rgba(255,255,255,0) 100%);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 2.5rem;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: var(--shadow-sm);
}

.glass-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-card);
    border-color: rgba(99, 102, 241, 0.3);
}

/* About Section */
.about-content {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 5rem;
    align-items: center;
}

.about-text p {
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
    font-size: 1.15rem;
    line-height: 1.8;
}
.about-text p strong {
    color: var(--text-primary);
}

.about-stats {
    display: grid;
    gap: 1.5rem;
}

.stat-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    padding: 1.5rem 2rem;
    border-radius: 16px;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    transition: all 0.3s ease;
    border-left: 4px solid var(--accent-color);
}

.stat-card:hover {
    transform: translateX(10px);
    background: var(--bg-tertiary);
}

.stat-card i {
    font-size: 2rem;
    color: var(--accent-color);
    margin-bottom: 0.5rem;
}

.stat-card h3 {
    font-size: 1.2rem;
}

.stat-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Skills Section */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
}

.skill-category {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 3rem 2.5rem;
    transition: all 0.4s ease;
    box-shadow: var(--shadow-sm);
}

.skill-category:hover {
    transform: translateY(-10px);
    border-color: var(--accent-color);
    box-shadow: var(--shadow-card);
    background-image: linear-gradient(to bottom right, var(--bg-secondary), var(--bg-primary));
}

.skill-icon-wrapper {
    width: 70px;
    height: 70px;
    background-color: rgba(99, 102, 241, 0.1);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 2rem;
}

.skill-icon-wrapper i {
    font-size: 2.5rem;
    color: var(--accent-color);
}

.skill-category h3 {
    margin-bottom: 1.5rem;
    font-size: 1.4rem;
}

.skill-list li {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1.2rem;
    color: var(--text-secondary);
    font-size: 1.05rem;
}

.skill-list i {
    color: var(--accent-color);
    margin-top: 4px;
}

/* Timeline */
.timeline {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 24px;
    height: 100%;
    width: 2px;
    background-color: var(--border-color);
    background-image: linear-gradient(to bottom, var(--accent-color), var(--border-color));
}

.timeline-item {
    position: relative;
    padding-left: 70px;
    margin-bottom: 4rem;
}

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

.timeline-dot {
    position: absolute;
    left: 15px;
    top: 5px;
    width: 20px;
    height: 20px;
    background-color: var(--accent-color);
    border: 4px solid var(--bg-primary);
    border-radius: 50%;
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.2);
    z-index: 1;
}

.timeline-date {
    display: inline-block;
    padding: 0.4rem 1rem;
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    border: 1px solid var(--border-color);
}

.timeline-content {
    background-color: var(--bg-secondary);
    padding: 2.5rem;
    border-radius: 20px;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.timeline-item:hover .timeline-content {
    transform: translateX(10px);
    border-color: rgba(99, 102, 241, 0.4);
    box-shadow: var(--shadow-md);
}

.timeline-content h3 {
    font-size: 1.4rem;
    margin-bottom: 0.5rem;
}

.timeline-content h4 {
    font-size: 1.1rem;
    color: var(--accent-color);
    font-weight: 500;
    margin-bottom: 1.5rem;
}

.timeline-content p {
    color: var(--text-secondary);
    font-size: 1rem;
}

/* Projects */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 3rem;
}

@media (max-width: 1100px) {
    .projects-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .projects-grid {
        grid-template-columns: 1fr;
    }
}

.project-card {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.project-card:hover {
    transform: translateY(-12px);
    box-shadow: var(--shadow-card);
}

.project-card:hover .project-image-placeholder {
    transform: scale(1.05);
}

.project-image-placeholder-wrapper {
    overflow: hidden;
}

.project-image-placeholder {
    height: 220px;
    background: var(--bg-tertiary); /* Fond neutre */
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.5s ease;
    overflow: hidden;
}

.project-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.project-image-placeholder i {
    font-size: 5rem;
    color: var(--accent-color);
    opacity: 0.5;
}

.project-info {
    padding: 2.5rem;
    display: flex;
    flex-direction: column;
    height: calc(100% - 220px);
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    margin-bottom: 1.5rem;
}

.project-tags span {
    font-size: 0.8rem;
    padding: 0.3rem 0.8rem;
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    border-radius: 6px;
    font-weight: 500;
}

.project-info h3 {
    font-size: 1.4rem;
    margin-bottom: 1rem;
}

.project-info p {
    color: var(--text-secondary);
    font-size: 1rem;
    flex-grow: 1; /* Pousse les boutons en bas */
    margin-bottom: 1.5rem;
}

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

.btn-link {
    padding: 0.6rem 1.2rem;
    font-size: 0.9rem;
}
.btn-sm {
    border-radius: 8px;
    font-weight: 600;
    font-family: var(--font-heading);
    padding: 0.6rem 1.2rem;
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    transition: all 0.3s;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}
.btn-sm:hover {
    background: var(--bg-tertiary);
    transform: translateY(-2px);
    border-color: var(--accent-color);
}

/* Education & Dual Col */
.dual-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
}

.edu-card {
    display: flex;
    gap: 1.5rem;
    padding: 2rem;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    margin-bottom: 1.5rem;
    transition: transform 0.3s;
}
.edu-card:hover { transform: translateX(5px); border-color: rgba(99, 102, 241, 0.4); }

.edu-icon {
    font-size: 3rem;
    color: var(--accent-color);
}

.edu-card h3 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}
.edu-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.leadership-list li {
    padding: 1.2rem 1.5rem;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 1.2rem;
    font-size: 1.05rem;
}
.leadership-list i { color: var(--accent-color); font-size: 1.4rem; }

.cert-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
    margin-top: 1.5rem;
}
.cert-tags span {
    padding: 0.6rem 1.2rem;
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    border-radius: 50px;
    font-size: 0.9rem;
    background-color: var(--bg-tertiary);
    transition: all 0.3s;
}
.cert-tags span:hover {
    border-color: var(--accent-color);
    color: var(--accent-color);
}

.mt-4 { margin-top: 2rem; }

/* Contact Section */
.contact-card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 30px;
    padding: 5rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    box-shadow: var(--shadow-card);
}

.contact-info h2 {
    font-size: 2.8rem;
    margin-bottom: 1.5rem;
}

.contact-info > p {
    color: var(--text-secondary);
    margin-bottom: 3.5rem;
    font-size: 1.15rem;
    line-height: 1.8;
}

.contact-details {
    display: grid;
    gap: 2.5rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.icon-box {
    width: 60px;
    height: 60px;
    background-color: var(--bg-tertiary);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: var(--accent-color);
    transition: all 0.3s;
}
.contact-item:hover .icon-box {
    background-color: var(--accent-color);
    color: white;
}

.contact-item .label {
    display: block;
    color: var(--text-secondary);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 0.3rem;
}

.contact-item .value {
    color: var(--text-primary);
    font-weight: 600;
    font-size: 1.15rem;
}

.form-group {
    margin-bottom: 1.8rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.8rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.form-group input, .form-group textarea {
    width: 100%;
    padding: 1.2rem;
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    color: var(--text-primary);
    font-family: inherit;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-group input:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.1);
    background-color: var(--bg-primary);
}

/* Footer */
footer {
    padding: 4rem 0;
    background-color: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
}

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

.footer-logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
}
.footer-logo span { color: var(--accent-color); }

.footer-content p {
    color: var(--text-secondary);
    font-size: 1rem;
}

/* Responsive */
@media (max-width: 992px) {
    .hero {
        padding-top: 8rem;
        text-align: center;
    }
    .hero-container { grid-template-columns: 1fr; }
    .hero-actions, .social-links {
        justify-content: center;
    }
    .hero-subtitle {
        margin: 0 auto 3rem;
    }
    .about-content, .dual-col, .contact-card {
        grid-template-columns: 1fr;
    }
    .contact-card {
        padding: 3rem 2rem;
    }
}

@media (max-width: 768px) {
    html { font-size: 14px; }
    .nav-links {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background-color: var(--glass-bg);
        backdrop-filter: blur(20px);
        flex-direction: column;
        justify-content: center;
        transition: left 0.3s ease;
    }
    .nav-links.active {
        left: 0;
    }
    .menu-btn {
        display: flex;
    }
    .hero-title {
        font-size: 2.8rem;
    }
    .hero-image-container {
        width: 300px;
        height: 300px;
    }
    .footer-content {
        flex-direction: column;
        gap: 2rem;
        text-align: center;
    }
}

/* === Availability Status Badge === */
.availability-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: rgba(16, 185, 129, 0.12);
    border: 1px solid rgba(16, 185, 129, 0.3);
    color: #10B981;
    padding: 6px 16px;
    border-radius: 30px;
    font-size: 0.88rem;
    font-weight: 600;
    margin-bottom: 1.2rem;
    backdrop-filter: blur(10px);
}

.pulse-dot {
    width: 10px;
    height: 10px;
    background-color: #10B981;
    border-radius: 50%;
    position: relative;
    display: inline-block;
    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
    animation: pulse-green 2s infinite;
}

@keyframes pulse-green {
    0% {
        transform: scale(0.95);
        box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
    }
    70% {
        transform: scale(1);
        box-shadow: 0 0 0 10px rgba(16, 185, 129, 0);
    }
    100% {
        transform: scale(0.95);
        box-shadow: 0 0 0 0 rgba(16, 185, 129, 0);
    }
}

/* === Project Details Modal === */
.project-modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(15, 23, 42, 0.85);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 99999;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
    padding: 1.5rem;
}

.project-modal-backdrop.active {
    opacity: 1;
    pointer-events: auto;
}

.project-modal-container {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    width: 100%;
    max-width: 750px;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.7);
    transform: scale(0.95) translateY(20px);
    transition: transform 0.3s ease;
}

.project-modal-backdrop.active .project-modal-container {
    transform: scale(1) translateY(0);
}

.project-modal-close {
    position: absolute;
    top: 18px;
    right: 22px;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    color: var(--text-primary);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    z-index: 10;
}

.project-modal-close:hover {
    background: rgba(239, 68, 68, 0.8);
    color: #fff;
    transform: rotate(90deg);
}

.project-modal-body {
    padding: 2.5rem;
}

.project-modal-media {
    width: 100%;
    height: 320px;
    border-radius: 16px;
    overflow: hidden;
    background: var(--bg-primary);
    margin-bottom: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-color);
}

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

.modal-icon-fallback {
    font-size: 4rem;
    color: var(--accent-color);
}

.project-modal-title {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.project-modal-description {
    color: var(--text-secondary);
    font-size: 1.05rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

/* === Toast Notifications === */
.toast-container {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 999999;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.toast-message {
    background: rgba(30, 41, 59, 0.95);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: #FFF;
    padding: 14px 22px;
    border-radius: 14px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    backdrop-filter: blur(12px);
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.95rem;
    font-weight: 500;
    animation: toastSlideIn 0.3s ease forwards;
    max-width: 380px;
}

.toast-message.success {
    border-left: 4px solid #10B981;
}

.toast-message.success i {
    color: #10B981;
    font-size: 1.2rem;
}

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