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

:root {
    --bg-primary: #0a0a0a;
    --bg-secondary: #1a1a1a;
    --bg-card: rgba(255, 255, 255, 0.05);
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --accent: #3b82f6;
    --accent-hover: #2563eb;
    --gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-2: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-3: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

[data-theme="light"] {
    --bg-primary: #ffffff;
    --bg-secondary: #f5f5f5;
    --bg-card: rgba(0, 0, 0, 0.03);
    --text-primary: #1a1a1a;
    --text-secondary: #666666;
    --shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    transition: background 0.3s ease, color 0.3s ease;
    overflow-x: hidden;
    cursor: none;
}

/* Custom Cursor */
.cursor {
    width: 20px;
    height: 20px;
    border: 2px solid var(--accent);
    border-radius: 50%;
    position: fixed;
    pointer-events: none;
    z-index: 10001;
    transition: transform 0.2s ease, opacity 0.2s ease;
    mix-blend-mode: difference;
}

.cursor-follower {
    width: 8px;
    height: 8px;
    background: var(--accent);
    border-radius: 50%;
    position: fixed;
    pointer-events: none;
    z-index: 10002;
    transition: transform 0.15s ease;
}

.cursor.hover {
    transform: scale(1.5);
    opacity: 0.5;
}

/* Floating Background Elements */
.floating-shapes {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: -1;
    pointer-events: none;
}

.shape {
    position: absolute;
    opacity: 0.03;
    animation: float 20s infinite ease-in-out;
}

.shape:nth-child(1) {
    width: 300px;
    height: 300px;
    background: var(--gradient);
    border-radius: 50%;
    top: 10%;
    left: 10%;
    animation-delay: 0s;
}

.shape:nth-child(2) {
    width: 200px;
    height: 200px;
    background: var(--gradient-2);
    border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
    top: 60%;
    right: 10%;
    animation-delay: -5s;
}

.shape:nth-child(3) {
    width: 250px;
    height: 250px;
    background: var(--gradient-3);
    border-radius: 63% 37% 54% 46% / 55% 48% 52% 45%;
    bottom: 20%;
    left: 20%;
    animation-delay: -10s;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    33% { transform: translate(30px, -30px) rotate(120deg); }
    66% { transform: translate(-20px, 20px) rotate(240deg); }
}

/* Navigation */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    backdrop-filter: blur(10px);
    background: var(--bg-card);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding: 1rem 0;
    z-index: 1000;
    transition: transform 0.3s ease;
}

nav.hidden {
    transform: translateY(-100%);
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    cursor: pointer;
}

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
    list-style: none;
}

.nav-links a {
    color: var(--text-primary);
    text-decoration: none;
    transition: color 0.3s ease;
    position: relative;
    cursor: pointer;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: width 0.3s ease;
}

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

.theme-toggle {
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50px;
    padding: 0.5rem 1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
}

.theme-toggle:hover {
    transform: scale(1.05);
}

.mobile-menu {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    padding: 6rem 2rem 2rem;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 30% 50%, rgba(102, 126, 234, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 70% 50%, rgba(118, 75, 162, 0.1) 0%, transparent 50%);
    z-index: -1;
}

.hero-content {
    max-width: 1200px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-text h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: 1rem;
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards;
}

.hero-text .subtitle {
    font-size: clamp(1.2rem, 2vw, 1.5rem);
    color: var(--text-secondary);
    margin-bottom: 2rem;
    opacity: 0;
    animation: fadeInUp 0.8s ease 0.2s forwards;
}

.typing-effect {
    border-right: 2px solid var(--accent);
    animation: blink 0.7s step-end infinite;
}

@keyframes blink {
    50% { border-color: transparent; }
}

.hero-text p {
    color: var(--text-secondary);
    margin-bottom: 2rem;
    opacity: 0;
    animation: fadeInUp 0.8s ease 0.4s forwards;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    opacity: 0;
    animation: fadeInUp 0.8s ease 0.6s forwards;
}

.btn {
    padding: 1rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    display: inline-block;
    cursor: pointer;
}

.btn-primary {
    background: var(--gradient);
    color: white;
    border: none;
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.4);
}

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

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

.hero-image {
    position: relative;
    opacity: 0;
    animation: fadeInRight 0.8s ease 0.4s forwards;
}

.profile-card {
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: var(--shadow);
    transition: transform 0.3s ease;
}

.profile-card:hover {
    transform: translateY(-10px);
}

.profile-img {
    width: 100%;
    border-radius: 15px;
    margin-bottom: 1rem;
    object-fit: cover;
    aspect-ratio: 1;
    transition: transform 0.3s ease;
}

.profile-card:hover .profile-img {
    transform: scale(1.05);
}

.social-links {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-top: 1.5rem;
}

.social-links a {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--bg-card);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.1);
    cursor: pointer;
}

.social-links a:hover {
    transform: translateY(-5px) rotate(360deg);
    background: var(--gradient);
}

.social-links svg {
    width: 24px;
    height: 24px;
    fill: currentColor;
}

/* Section Styles */
section {
    padding: 5rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.section-title {
    text-align: center;
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 3rem;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 100px;
    height: 4px;
    background: var(--gradient);
    margin: 1rem auto;
    border-radius: 2px;
}

/* Skills Section */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.skill-card {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.skill-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(59, 130, 246, 0.1), transparent);
    transition: left 0.5s;
}

.skill-card:hover::before {
    left: 100%;
}

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

.skill-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.skill-card h3 {
    margin-bottom: 1rem;
}

.skill-card p {
    color: var(--text-secondary);
}

/* Projects Section */
.projects-container {
    position: relative;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.project-card {
    background: var(--bg-card);
    border-radius: 15px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
}

.project-card::after {
    content: 'Click to view details';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--gradient);
    color: white;
    padding: 0.5rem;
    text-align: center;
    transform: translateY(100%);
    transition: transform 0.3s ease;
    font-size: 0.9rem;
}

.project-card:hover::after {
    transform: translateY(0);
}

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

.project-img-container {
    overflow: hidden;
    height: 200px;
}

.project-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

.project-info {
    padding: 1.5rem;
}

.project-info h3 {
    margin-bottom: 0.5rem;
}

.project-info p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

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

.tag {
    background: var(--accent);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.85rem;
}

.see-more-container {
    text-align: center;
}

.see-more-btn {
    padding: 1rem 3rem;
    background: var(--bg-card);
    border: 2px solid var(--accent);
    border-radius: 50px;
    color: var(--text-primary);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.see-more-btn:hover {
    background: var(--accent);
    color: white;
    transform: translateY(-2px);
}

/* Project Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    z-index: 2000;
    justify-content: center;
    align-items: center;
    padding: 2rem;
    backdrop-filter: blur(10px);
    cursor: auto;
}

.modal.active {
    display: flex;
    animation: fadeIn 0.3s ease;
}

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

.modal-content {
    background: var(--bg-secondary);
    border-radius: 20px;
    max-width: 800px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    padding: 3rem;
    position: relative;
    border: 1px solid rgba(255, 255, 255, 0.1);
    animation: slideUp 0.3s ease;
}

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

.modal-close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1.5rem;
}

.modal-close:hover {
    background: var(--accent);
    transform: rotate(90deg);
}

.modal-header {
    margin-bottom: 2rem;
}

.modal-header h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.modal-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-bottom: 1.5rem;
}

.modal-body {
    margin-bottom: 2rem;
}

.modal-section {
    margin-bottom: 2rem;
}

.modal-section h3 {
    margin-bottom: 1rem;
    color: var(--accent);
}

.modal-section p, .modal-section ul {
    color: var(--text-secondary);
    line-height: 1.8;
}

.modal-section ul {
    padding-left: 2rem;
}

.modal-section li {
    margin-bottom: 0.5rem;
}

.modal-footer {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.modal-btn {
    flex: 1;
    min-width: 200px;
    text-align: center;
}

/* Blog Section */
.blog-container {
    position: relative;
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.blog-card {
    background: var(--bg-card);
    border-radius: 15px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
    cursor: pointer;
}

.blog-card.hidden {
    display: none;
}

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

.blog-img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

.blog-content {
    padding: 1.5rem;
}

.blog-meta {
    display: flex;
    gap: 1rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.blog-content h3 {
    margin-bottom: 0.5rem;
}

.blog-content p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

/* Contact Section */
.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-item {
    display: flex;
    gap: 1rem;
    align-items: start;
    padding: 1.5rem;
    background: var(--bg-card);
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

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

.contact-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.contact-form {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-family: inherit;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

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

/* Footer */
footer {
    background: var(--bg-secondary);
    padding: 3rem 2rem;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

footer p {
    color: var(--text-secondary);
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-top: 1rem;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--accent);
}

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

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

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

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

/* Scroll Progress Bar */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0;
    height: 3px;
    background: var(--gradient);
    z-index: 1001;
    transition: width 0.1s ease;
}

/* Scroll to Top Button */
.scroll-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background: var(--gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    transform: translateY(100px);
    transition: all 0.3s ease;
    z-index: 999;
}

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

.scroll-top:hover {
    transform: translateY(-5px);
}

/* Responsive */
@media (max-width: 768px) {
    body {
        cursor: auto;
    }

    .cursor, .cursor-follower {
        display: none;
    }

    .nav-links {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: var(--bg-secondary);
        flex-direction: column;
        padding: 2rem;
        transition: left 0.3s ease;
    }

    .nav-links.active {
        left: 0;
    }

    .mobile-menu {
        display: block;
    }

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

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

    .contact-container {
        grid-template-columns: 1fr;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .modal-content {
        padding: 2rem;
    }

    .modal-btn {
        min-width: auto;
    }
}

/* Loading Animation */
.loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    transition: opacity 0.5s ease;
}

.loader.hidden {
    opacity: 0;
    pointer-events: none;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 4px solid rgba(255, 255, 255, 0.1);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Hidden Projects */
.project-card.hidden {
    display: none;
}