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

:root {
    --primary: #6366f1;
    --secondary: #8b5cf6;
    --bg-light: #f9fafb;
    --bg-dark: #111827;
    --text-light: #1f2937;
    --text-dark: #f9fafb;
    --card-light: #ffffff;
    --card-dark: #1f2937;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--text-light);
    background: var(--bg-light);
    transition: all 0.3s ease;
}

body.dark-mode {
    background: var(--bg-dark);
    color: var(--text-dark);
}

html {
    scroll-behavior: smooth;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navbar */
#navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
}

body.dark-mode #navbar {
    background: rgba(17, 24, 39, 0.8);
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: inherit;
    font-weight: 500;
    transition: color 0.3s;
}

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

.theme-btn {
    background: var(--card-light);
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1.2rem;
    transition: all 0.3s;
}

body.dark-mode .theme-btn {
    background: var(--card-dark);
}

.theme-btn:hover {
    transform: scale(1.1);
}

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

.mobile-menu {
    display: none;
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    background: var(--card-light);
    padding: 1rem;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    z-index: 999;
}

body.dark-mode .mobile-menu {
    background: var(--card-dark);
}

.mobile-menu.active {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.mobile-menu a {
    text-decoration: none;
    color: inherit;
    padding: 0.5rem;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    padding-top: 80px;
}

.blob {
    position: absolute;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    filter: blur(60px);
    opacity: 0.7;
    animation: blob 7s infinite;
}

.blob1 {
    top: 10%;
    left: 10%;
    background: #a78bfa;
}

.blob2 {
    top: 40%;
    right: 10%;
    background: #fbbf24;
    animation-delay: 2s;
}

.blob3 {
    bottom: 10%;
    left: 20%;
    background: #f472b6;
    animation-delay: 4s;
}

@keyframes blob {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -50px) scale(1.1); }
    66% { transform: translate(-20px, 20px) scale(0.9); }
}

.hero-content {
    text-align: center;
    z-index: 1;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    animation: fadeInUp 0.8s ease;
}

.gradient-text {
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    min-height: 2rem;
    animation: fadeInUp 0.8s ease 0.2s both;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease 0.4s both;
}

.btn {
    padding: 0.75rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    display: inline-block;
}

.btn-primary {
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(99, 102, 241, 0.3);
}

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

body.dark-mode .btn-secondary {
    color: var(--secondary);
    border-color: var(--secondary);
}

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

.scroll-indicator {
    margin-top: 3rem;
    font-size: 2rem;
    animation: bounce 2s infinite;
    opacity: 0.5;
}

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

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

/* Section Styles */
section {
    padding: 5rem 0;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.title-underline {
    width: 80px;
    height: 4px;
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    margin: 0 auto 3rem;
}

/* About Section */
.about {
    background: var(--card-light);
}

body.dark-mode .about {
    background: var(--card-dark);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.about-image {
    position: relative;
}

.profile-placeholder {
    width: 100%;
    aspect-ratio: 1;
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 5rem;
    font-weight: 800;
    color: white;
    box-shadow: 0 20px 40px rgba(99, 102, 241, 0.3);
}

.decoration-circle {
    position: absolute;
    border-radius: 50%;
    z-index: -1;
}

.circle1 {
    width: 120px;
    height: 120px;
    background: #fbbf24;
    bottom: -20px;
    right: -20px;
}

.circle2 {
    width: 80px;
    height: 80px;
    background: #f472b6;
    top: -20px;
    left: -20px;
}

.about-text h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.about-text p {
    margin-bottom: 1rem;
    opacity: 0.8;
}

.features {
    display: grid;
    gap: 1rem;
    margin-top: 2rem;
}

.feature-card {
    display: flex;
    gap: 1rem;
    padding: 1rem;
    background: var(--bg-light);
    border-radius: 12px;
}

body.dark-mode .feature-card {
    background: var(--bg-dark);
}

.feature-icon {
    font-size: 2rem;
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    padding: 1rem;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.feature-card h4 {
    margin-bottom: 0.25rem;
}

.feature-card p {
    font-size: 0.9rem;
    opacity: 0.7;
    margin: 0;
}

/* Skills Section */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.skill-category {
    background: var(--card-light);
    padding: 2rem;
    border-radius: 20px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    transition: all 0.3s;
}

body.dark-mode .skill-category {
    background: var(--card-dark);
}

.skill-category:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.2);
}

.skill-category h3 {
    text-align: center;
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
}

.skill-item {
    margin-bottom: 1.5rem;
}

.skill-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
}

.skill-name {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
}

.skill-level {
    font-size: 0.9rem;
    opacity: 0.7;
}

.skill-bar {
    height: 8px;
    background: var(--bg-light);
    border-radius: 10px;
    overflow: hidden;
}

body.dark-mode .skill-bar {
    background: var(--bg-dark);
}

.skill-progress {
    height: 100%;
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    border-radius: 10px;
    transition: width 1s ease;
}

/* Projects Section */
.projects {
    background: var(--card-light);
}

body.dark-mode .projects {
    background: var(--card-dark);
}

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

.project-card {
    background: var(--bg-light);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    transition: all 0.3s;
}

body.dark-mode .project-card {
    background: var(--bg-dark);
}

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.2);
}

.project-image {
    height: 200px;
    position: relative;
    overflow: hidden;
}

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

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

.project-overlay {
    position: absolute;
    inset: 0;
    opacity: 0.6;
}

.project-content {
    padding: 1.5rem;
}

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

.project-content p {
    font-size: 0.9rem;
    opacity: 0.8;
    margin-bottom: 1rem;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.tech-tag {
    padding: 0.25rem 0.75rem;
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary);
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

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

.project-links a {
    text-decoration: none;
    color: inherit;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: color 0.3s;
}

.project-links a:hover {
    color: var(--primary);
}

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

.contact-info h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.contact-info p {
    opacity: 0.8;
    margin-bottom: 2rem;
}

.social-links {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.social-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--card-light);
    border-radius: 12px;
    text-decoration: none;
    color: inherit;
    transition: all 0.3s;
}

body.dark-mode .social-card {
    background: var(--card-dark);
}

.social-card:hover {
    transform: translateX(10px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.social-icon {
    font-size: 2rem;
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    padding: 0.75rem;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s;
}

.social-card:hover .social-icon {
    transform: scale(1.1);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-form input,
.contact-form textarea {
    padding: 1rem;
    border: 2px solid rgba(99, 102, 241, 0.2);
    border-radius: 12px;
    background: var(--card-light);
    color: inherit;
    font-family: inherit;
    transition: all 0.3s;
}

body.dark-mode .contact-form input,
body.dark-mode .contact-form textarea {
    background: var(--card-dark);
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--primary);
}

.contact-form textarea {
    resize: vertical;
}

.form-status {
    margin-top: 1rem;
    padding: 1rem;
    border-radius: 12px;
    display: none;
}

.form-status.success {
    background: #d1fae5;
    color: #065f46;
    display: block;
}

.form-status.error {
    background: #fee2e2;
    color: #991b1b;
    display: block;
}

/* Footer */
.footer {
    background: var(--bg-dark);
    color: var(--text-dark);
    text-align: center;
    padding: 2rem 0;
}

.footer p {
    margin: 0.5rem 0;
    opacity: 0.8;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .skills-grid,
    .projects-grid {
        grid-template-columns: 1fr;
    }
}