/* CSS Variables for theming and consistency */
:root {
    /* Colors - Dark theme with blue accents */
    --primary-color: #0ea5e9;
    --primary-dark: #0284c7;
    --primary-light: #38bdf8;
    --secondary-color: #1e293b;
    --accent-color: #f59e0b;

    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-tertiary: #334155;
    --bg-card: rgba(30, 41, 59, 0.8);

    --text-primary: #f8fafc;
    --text-secondary: #cbd5e1;
    --text-muted: #94a3b8;

    --border-color: rgba(148, 163, 184, 0.2);
    --shadow-color: rgba(0, 0, 0, 0.3);

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;

    /* Layout */
    --container-max-width: 1200px;
    --border-radius: 0.5rem;
    --border-radius-lg: 1rem;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

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

/* Utility Classes */
.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    transition: var(--transition);
}

.nav-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--space-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo .logo-text {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--primary-color);
    letter-spacing: 0.1em;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--space-xl);
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: var(--transition);
}

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

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

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    transition: var(--transition);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    background: radial-gradient(ellipse at center, rgba(14, 165, 233, 0.1) 0%, transparent 70%);
    overflow: hidden;
}

.hero-3d-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
}

.hero-3d-bg canvas {
    display: block;
}

.hero-3d-bg.disabled {
    display: none;
}

.hero-fallback-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at 20% 50%, rgba(14, 165, 233, 0.15) 0%, transparent 50%),
                radial-gradient(ellipse at 80% 100%, rgba(248, 113, 113, 0.1) 0%, transparent 50%);
    z-index: 1;
    display: none;
}

.hero-fallback-bg.active {
    display: block;
}

.hero-content {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--space-lg);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-text {
    animation: fadeInUp 1s ease-out;
}

.hero-title {
    font-size: var(--font-size-5xl);
    font-weight: 700;
    margin-bottom: var(--space-md);
    line-height: 1.2;
}

.title-main {
    display: block;
    color: var(--text-secondary);
}

.title-name {
    display: block;
    color: var(--primary-color);
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: var(--font-size-xl);
    color: var(--text-secondary);
    margin-bottom: var(--space-lg);
    font-weight: 500;
}

.hero-description {
    font-size: var(--font-size-lg);
    color: var(--text-muted);
    margin-bottom: var(--space-2xl);
    max-width: 500px;
}

.hero-buttons {
    display: flex;
    gap: var(--space-lg);
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.hero-avatar {
    width: 400px;
    height: 400px;
    border-radius: 50%;
    /* background: linear-gradient(135deg, var(--primary-color), var(--secondary-color)); */
    background: url('assets/profile.jpg') center/cover no-repeat;
    border: 4px solid var(--primary-color);
    box-shadow: 0 0 30px rgba(14, 165, 233, 0.3);
    position: relative;
    animation: float 6s ease-in-out infinite;
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

.scroll-arrow {
    width: 24px;
    height: 24px;
    border-right: 2px solid var(--text-secondary);
    border-bottom: 2px solid var(--text-secondary);
    transform: rotate(45deg);
}

/* About Section */
.about {
    padding: var(--space-3xl) 0;
    background: var(--bg-secondary);
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-3xl);
}

.section-title {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-lg);
}

.section-divider {
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--primary-light));
    margin: 0 auto;
    border-radius: 2px;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.about-bio {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-bottom: var(--space-2xl);
    line-height: 1.8;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--space-xs);
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.about-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.about-avatar-container {
    width: 300px;
    height: 300px;
    position: relative;
}

.floating-elements {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
}

/* Projects Section */
.projects {
    padding: var(--space-3xl) 0;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-2xl);
    margin-top: var(--space-2xl);
}

.project-card {
    background: var(--bg-card);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    transition: var(--transition);
    border: 1px solid var(--border-color);
    position: relative;
}

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px var(--shadow-color);
    border-color: var(--primary-color);
}

.project-preview {
    height: 200px;
    background: linear-gradient(135deg, var(--secondary-color), var(--bg-tertiary));
    position: relative;
    overflow: hidden;
}

.project-info {
    padding: var(--space-xl);
}

.project-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-md);
}

.project-description {
    color: var(--text-secondary);
    margin-bottom: var(--space-lg);
    line-height: 1.7;
}

.project-tech {
    display: flex;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
    flex-wrap: wrap;
}

.tech-tag {
    background: rgba(14, 165, 233, 0.2);
    color: var(--primary-light);
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--border-radius);
    font-size: var(--font-size-sm);
    font-weight: 500;
    border: 1px solid rgba(14, 165, 233, 0.3);
}

.project-links {
    display: flex;
    gap: var(--space-lg);
}

.project-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

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

.project-link::after {
    content: '→';
    margin-left: var(--space-xs);
    transition: var(--transition);
}

.project-link:hover::after {
    transform: translateX(4px);
}

/* Skills Section */
.skills {
    padding: var(--space-3xl) 0;
    background: var(--bg-secondary);
}

.skills-categories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--space-3xl);
}

.skill-category {
    background: var(--bg-card);
    padding: var(--space-2xl);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
}

.category-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-xl);
    position: relative;
}

.category-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 40px;
    height: 2px;
    background: var(--primary-color);
}

.skill-item {
    margin-bottom: var(--space-xl);
    position: relative;
}

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

.skill-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-sm);
}

.skill-name {
    font-weight: 500;
    color: var(--text-primary);
}

.skill-percentage {
    color: var(--primary-color);
    font-weight: 600;
    font-size: var(--font-size-sm);
}

.skill-bar {
    width: 100%;
    height: 8px;
    background: var(--bg-tertiary);
    border-radius: 4px;
    overflow: hidden;
}

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

.skill-3d {
    position: absolute;
    right: -20px;
    top: 50%;
    transform: translateY(-50%);
    width: 40px;
    height: 40px;
    opacity: 0.3;
}

/* Contact Section */
.contact {
    padding: var(--space-3xl) 0;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: start;
}

.contact-info h3 {
    font-size: var(--font-size-2xl);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-md);
}

.contact-info p {
    color: var(--text-secondary);
    font-size: var(--font-size-lg);
    margin-bottom: var(--space-xl);
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    color: var(--text-secondary);
    font-size: var(--font-size-base);
}

.contact-icon {
    font-size: var(--font-size-lg);
}

.contact-form {
    background: var(--bg-card);
    padding: var(--space-2xl);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
}

.form-group {
    margin-bottom: var(--space-lg);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: var(--space-md);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    color: var(--text-primary);
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* Footer */
.footer {
    background: var(--bg-secondary);
    padding: var(--space-2xl) 0 var(--space-lg) 0;
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-xl);
}

.footer-logo {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--primary-color);
    letter-spacing: 0.1em;
}

.footer-tagline {
    color: var(--text-muted);
    font-size: var(--font-size-sm);
    margin-top: var(--space-xs);
}

.footer-social {
    display: flex;
    gap: var(--space-lg);
}

.social-link {
    position: relative;
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--border-radius);
}

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

.social-3d-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: var(--border-radius);
    opacity: 0;
    transition: var(--transition);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--space-lg);
    border-top: 1px solid var(--border-color);
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: var(--font-size-sm);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 500;
    font-size: var(--font-size-base);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    border: none;
    cursor: pointer;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(14, 165, 233, 0.3);
}

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

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

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0px);
    }

    50% {
        transform: translateY(-20px);
    }
}

@keyframes bounce {

    0%,
    20%,
    53%,
    80%,
    100% {
        transform: translateX(-50%) translateY(0);
    }

    40%,
    43% {
        transform: translateX(-50%) translateY(-10px);
    }

    70% {
        transform: translateX(-50%) translateY(-5px);
    }

    90% {
        transform: translateX(-50%) translateY(-2px);
    }
}

/* Responsive Design */

/* Tablet and Medium Devices */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--space-2xl);
    }

    .hero-buttons {
        justify-content: center;
    }

    .hero-description {
        margin: 0 auto var(--space-2xl);
    }

    .hero-avatar {
        width: 300px;
        height: 300px;
    }

    .about-content {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
        text-align: center;
    }

    .about-stats {
        justify-content: center;
    }

    .contact-content {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }

    .skills-categories {
        grid-template-columns: 1fr;
    }

    .projects-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    }
}

/* Mobile Devices */
@media (max-width: 768px) {
    /* Adjust root font size for better mobile readability */
    html {
        font-size: 15px;
    }

    /* Navigation optimizations */
    .nav-container {
        padding: 0 var(--space-md);
        height: 60px;
    }

    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(15, 23, 42, 0.98);
        backdrop-filter: blur(10px);
        flex-direction: column;
        padding: var(--space-lg);
        border-top: 1px solid var(--border-color);
        box-shadow: 0 10px 30px var(--shadow-color);
    }

    .nav-menu.active {
        display: flex;
    }

    .nav-item {
        width: 100%;
        text-align: center;
    }

    .nav-link {
        display: block;
        padding: var(--space-md) 0;
        font-size: var(--font-size-lg);
    }

    .hamburger {
        display: flex;
        padding: var(--space-sm);
        /* Larger touch target */
        min-width: 44px;
        min-height: 44px;
        justify-content: center;
        align-items: center;
    }

    /* Hero section mobile optimization */
    .hero {
        min-height: calc(100vh - 60px);
        padding: var(--space-2xl) 0;
    }

    .hero-3d-bg {
        display: none !important;
    }

    .hero-fallback-bg {
        display: block !important;
    }

    .hero-title {
        font-size: var(--font-size-3xl);
        margin-bottom: var(--space-lg);
    }

    .hero-subtitle {
        font-size: var(--font-size-lg);
    }

    .hero-description {
        font-size: var(--font-size-base);
        max-width: 100%;
    }

    .hero-avatar {
        width: 220px;
        height: 220px;
    }

    /* Section spacing */
    .about,
    .projects,
    .skills,
    .contact {
        padding: var(--space-2xl) 0;
    }

    .section-title {
        font-size: var(--font-size-3xl);
    }

    .section-header {
        margin-bottom: var(--space-2xl);
    }

    /* Projects grid */
    .projects-grid {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }

    .project-card {
        max-width: 100%;
    }

    .project-preview {
        height: 180px;
    }

    .project-info {
        padding: var(--space-lg);
    }

    .project-title {
        font-size: var(--font-size-lg);
    }

    .project-links {
        flex-wrap: wrap;
    }

    /* Skills optimization */
    .skills-categories {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }

    .skill-category {
        padding: var(--space-xl);
    }

    .category-title {
        font-size: var(--font-size-lg);
    }

    /* Contact form */
    .contact-form {
        padding: var(--space-xl);
    }

    .contact-info h3 {
        font-size: var(--font-size-xl);
    }

    /* Footer */
    .footer-content {
        flex-direction: column;
        gap: var(--space-xl);
        text-align: center;
    }

    .footer-social {
        justify-content: center;
        flex-wrap: wrap;
    }

    /* Improved touch targets for links */
    .social-link {
        min-width: 44px;
        min-height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
    }
}

/* Small Mobile Devices */
@media (max-width: 480px) {
    /* Even smaller font adjustments */
    html {
        font-size: 14px;
    }

    /* Container padding */
    .container {
        padding: 0 var(--space-md);
    }

    .nav-container {
        padding: 0 var(--space-sm);
    }

    /* Hero adjustments */
    .hero {
        padding: var(--space-xl) 0;
    }

    .hero-title {
        font-size: var(--font-size-2xl);
    }

    .hero-subtitle {
        font-size: var(--font-size-base);
    }

    .hero-description {
        font-size: var(--font-size-sm);
        margin-bottom: var(--space-xl);
    }

    .hero-buttons {
        flex-direction: column;
        align-items: stretch;
        width: 100%;
        gap: var(--space-md);
    }

    .hero-avatar {
        width: 180px;
        height: 180px;
    }

    /* Full width buttons for better UX */
    .btn {
        width: 100%;
        justify-content: center;
        padding: var(--space-md) var(--space-lg);
        font-size: var(--font-size-base);
    }

    /* Section titles */
    .section-title {
        font-size: var(--font-size-2xl);
    }

    /* About section */
    .about-bio {
        font-size: var(--font-size-base);
    }

    .about-stats {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }

    .stat-number {
        font-size: var(--font-size-2xl);
    }

    .about-avatar-container {
        width: 200px;
        height: 200px;
    }

    /* Projects */
    .projects-grid {
        gap: var(--space-lg);
    }

    .project-preview {
        height: 150px;
    }

    .project-info {
        padding: var(--space-md);
    }

    .project-title {
        font-size: var(--font-size-base);
        margin-bottom: var(--space-sm);
    }

    .project-description {
        font-size: var(--font-size-sm);
        margin-bottom: var(--space-md);
    }

    .project-tech {
        justify-content: flex-start;
        gap: var(--space-xs);
    }

    .tech-tag {
        font-size: var(--font-size-xs);
        padding: 4px var(--space-sm);
    }

    .project-links {
        flex-direction: column;
        gap: var(--space-sm);
    }

    .project-link {
        display: block;
        text-align: center;
        padding: var(--space-sm);
    }

    /* Skills */
    .skill-category {
        padding: var(--space-lg);
    }

    .category-title {
        font-size: var(--font-size-base);
        margin-bottom: var(--space-lg);
    }

    .skill-item {
        margin-bottom: var(--space-lg);
    }

    .skill-info {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-xs);
        margin-bottom: var(--space-sm);
    }

    .skill-name {
        font-size: var(--font-size-base);
    }

    .skill-percentage {
        font-size: var(--font-size-xs);
    }

    /* Contact */
    .contact-info h3 {
        font-size: var(--font-size-lg);
    }

    .contact-info p {
        font-size: var(--font-size-base);
    }

    .contact-form {
        padding: var(--space-lg);
    }

    .form-group {
        margin-bottom: var(--space-md);
    }

    .form-group input,
    .form-group textarea {
        padding: var(--space-sm) var(--space-md);
        font-size: var(--font-size-sm);
    }

    .form-group textarea {
        min-height: 100px;
    }

    /* Footer */
    .footer {
        padding: var(--space-xl) 0 var(--space-md) 0;
    }

    .footer-content {
        gap: var(--space-lg);
    }

    .footer-logo {
        font-size: var(--font-size-lg);
    }

    .footer-tagline {
        font-size: var(--font-size-xs);
    }

    .footer-social {
        gap: var(--space-md);
    }

    .social-link {
        font-size: var(--font-size-sm);
        padding: var(--space-sm);
    }

    .footer-bottom p {
        font-size: var(--font-size-xs);
    }
}

/* Extra Small Devices (< 360px) */
@media (max-width: 360px) {
    html {
        font-size: 13px;
    }

    .hero-avatar {
        width: 150px;
        height: 150px;
    }

    .section-title {
        font-size: var(--font-size-xl);
    }

    .about-avatar-container {
        width: 150px;
        height: 150px;
    }
}

/* Landscape mobile optimization */
@media (max-width: 768px) and (orientation: landscape) {
    .hero {
        min-height: auto;
        padding: var(--space-xl) 0;
    }

    .hero-avatar {
        width: 180px;
        height: 180px;
    }

    .about,
    .projects,
    .skills,
    .contact {
        padding: var(--space-xl) 0;
    }
}

/* 3D Effects */
.hero-avatar::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg, var(--primary-color), transparent, var(--primary-light));
    border-radius: 50%;
    z-index: -1;
    animation: rotate 10s linear infinite;
}

@keyframes rotate {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

/* Loading and performance optimizations */
.hero-3d-bg canvas,
.project-preview canvas,
.skill-3d canvas,
.social-3d-bg canvas {
    max-width: 100%;
    height: auto;
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus styles for accessibility */
.nav-link:focus,
.project-link:focus,
.social-link:focus,
.btn:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Print styles */
@media print {

    .navbar,
    .hero-3d-bg,
    .floating-elements,
    .skill-3d,
    .social-3d-bg {
        display: none !important;
    }

    body {
        background: white;
        color: black;
    }

    .hero {
        background: none;
    }
}