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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    background: #0a0a0a;
    color: #ffffff;
    line-height: 1.6;
    overflow-x: hidden;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Particle Background */
.particle-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: linear-gradient(135deg, #0a0a0a 0%, #111111 50%, #0a0a0a 100%);
}

.particle-background::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(2px 2px at 20px 30px, rgba(0, 212, 255, 0.3), transparent),
        radial-gradient(2px 2px at 40px 70px, rgba(139, 92, 246, 0.3), transparent),
        radial-gradient(1px 1px at 90px 40px, rgba(16, 185, 129, 0.3), transparent),
        radial-gradient(1px 1px at 130px 80px, rgba(245, 158, 11, 0.3), transparent);
    background-repeat: repeat;
    background-size: 200px 200px;
    animation: particleFloat 20s linear infinite;
}

@keyframes particleFloat {
    0% { transform: translate(0, 0); }
    100% { transform: translate(-200px, -200px); }
}

/* Progress Indicator */
.progress-indicator {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.1);
}

.progress-bar {
    height: 100%;
    background: linear-gradient(90deg, #00D4FF, #8B5CF6, #10B981);
    width: 0%;
    transition: width 0.3s ease;
}

/* Floating Navigation */
.floating-nav {
    position: fixed;
    top: 2rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1000;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50px;
    padding: 0.5rem 2rem;
    transition: all 0.3s ease;
    opacity: 0;
    animation: navFadeIn 1s ease 2s forwards;
}

@keyframes navFadeIn {
    to { opacity: 1; }
}

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

.nav-logo .logo-text {
    font-weight: 700;
    font-size: 1.1rem;
    background: linear-gradient(45deg, #00D4FF, #8B5CF6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 1.5rem;
}

.nav-link {
    color: #E5E7EB;
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 25px;
    transition: all 0.3s ease;
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: #00D4FF;
    background: rgba(0, 212, 255, 0.1);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 3px;
}

.nav-toggle span {
    width: 20px;
    height: 2px;
    background: #FFFFFF;
    transition: all 0.3s ease;
}

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

.hero-container {
    text-align: center;
    position: relative;
    z-index: 2;
}

.hero-title {
    font-size: clamp(3rem, 8vw, 8rem);
    font-weight: 800;
    line-height: 0.9;
    margin-bottom: 1.5rem;
    opacity: 0;
    animation: titleSlideUp 1s ease 0.5s forwards;
}

.title-line {
    display: block;
}

.gradient-text {
    background: linear-gradient(45deg, #00D4FF, #8B5CF6, #10B981);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    background-size: 200% 200%;
    animation: gradientShift 3s ease-in-out infinite;
}

@keyframes gradientShift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

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

.hero-subtitle {
    font-size: clamp(1.1rem, 2.5vw, 1.5rem);
    color: #E5E7EB;
    margin-bottom: 1rem;
    opacity: 0;
    animation: fadeInUp 1s ease 1s forwards;
}

.developer-name {
    font-size: 1.1rem;
    color: #00D4FF;
    margin-bottom: 3rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    opacity: 0;
    animation: fadeInUp 1s ease 1.2s forwards;
}

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

.hero-cta {
    opacity: 0;
    animation: fadeInUp 1s ease 1.5s forwards;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    border: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    position: relative;
    overflow: hidden;
}

.cta-button.primary {
    background: linear-gradient(45deg, #00D4FF, #8B5CF6);
    color: #FFFFFF;
}

.cta-button.secondary {
    background: transparent;
    color: #00D4FF;
    border: 2px solid #00D4FF;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 212, 255, 0.3);
}

.cta-button::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;
}

.cta-button:hover::before {
    left: 100%;
}

.cta-icon {
    width: 20px;
    height: 20px;
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: #E5E7EB;
    font-size: 0.9rem;
    opacity: 0;
    animation: fadeInUp 1s ease 2s forwards;
}

.scroll-arrow {
    width: 2px;
    height: 30px;
    background: linear-gradient(to bottom, transparent, #00D4FF);
    animation: scrollBounce 2s ease-in-out infinite;
}

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

/* Section Styles */
section {
    padding: 6rem 0;
    position: relative;
}

.section-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    margin-bottom: 1rem;
    background: linear-gradient(45deg, #FFFFFF, #E5E7EB);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-title.centered {
    text-align: center;
}

.section-subtitle {
    font-size: 1.2rem;
    color: #E5E7EB;
    text-align: center;
    margin-bottom: 4rem;
}

/* About Section */
.about-section {
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.05) 0%, rgba(139, 92, 246, 0.05) 100%);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-description {
    font-size: 1.1rem;
    color: #E5E7EB;
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.about-visual {
    position: relative;
    height: 400px;
}

.floating-elements {
    position: relative;
    width: 100%;
    height: 100%;
}

.floating-icon {
    position: absolute;
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    animation: floatAnimation 6s ease-in-out infinite;
}

.ai-icon {
    top: 10%;
    left: 20%;
    background: rgba(139, 92, 246, 0.2);
    animation-delay: 0s;
}

.creative-icon {
    top: 60%;
    right: 10%;
    background: rgba(245, 158, 11, 0.2);
    animation-delay: 1.5s;
}

.business-icon {
    bottom: 20%;
    left: 10%;
    background: rgba(16, 185, 129, 0.2);
    animation-delay: 3s;
}

.code-icon {
    top: 30%;
    right: 30%;
    background: rgba(0, 212, 255, 0.2);
    animation-delay: 4.5s;
}

@keyframes floatAnimation {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    25% { transform: translateY(-20px) rotate(5deg); }
    50% { transform: translateY(-10px) rotate(-5deg); }
    75% { transform: translateY(-15px) rotate(3deg); }
}

/* Projects Section */
.projects-section {
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.03) 0%, rgba(16, 185, 129, 0.03) 100%);
}

.universe-section {
    margin-bottom: 6rem;
}

.universe-header {
    text-align: center;
    margin-bottom: 3rem;
}

.universe-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.ai-tech-universe .universe-title {
    background: linear-gradient(45deg, #8B5CF6, #A855F7);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.creative-universe .universe-title {
    background: linear-gradient(45deg, #F59E0B, #F97316);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.professional-universe .universe-title {
    background: linear-gradient(45deg, #10B981, #059669);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.universe-subtitle {
    color: #E5E7EB;
    font-size: 1.1rem;
}

.ai-tech-universe .projects-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: repeat(2, 1fr);
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

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

.projects-grid.two-column {
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
}

.project-card {
    background: rgba(26, 26, 26, 0.8);
    border-radius: 20px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
    position: relative;
    backdrop-filter: blur(20px);
}

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    border-color: rgba(0, 212, 255, 0.3);
}

.project-card.featured {
    grid-column: 1 / -1;
    max-width: 800px;
    margin: 0 auto;
}

.card-image {
    position: relative;
    overflow: hidden;
    height: 250px;
}

.project-card.featured .card-image {
    height: 400px;
}

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

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

.card-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.8), rgba(0, 0, 0, 0.4));
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.project-card:hover .card-overlay {
    opacity: 1;
}

.overlay-content {
    text-align: center;
    padding: 2rem;
}

.overlay-content h4 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: #FFFFFF;
}

.overlay-content p {
    color: #E5E7EB;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.tech-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    justify-content: center;
}

.tech-tag {
    background: rgba(0, 212, 255, 0.2);
    color: #00D4FF;
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 500;
    border: 1px solid rgba(0, 212, 255, 0.3);
}

.card-content {
    padding: 1.5rem;
}

.card-title {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #FFFFFF;
}

.card-description {
    color: #E5E7EB;
    margin-bottom: 1rem;
    line-height: 1.6;
}

.card-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: #00D4FF;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
}

.card-link:hover {
    color: #FFFFFF;
    transform: translateX(5px);
}

.card-link svg {
    width: 16px;
    height: 16px;
}

/* Skills Section */
.skills-section {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.03) 0%, rgba(139, 92, 246, 0.03) 100%);
}

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

.skill-category {
    background: rgba(26, 26, 26, 0.8);
    border-radius: 20px;
    padding: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    transition: all 0.3s ease;
}

.skill-category:hover {
    transform: translateY(-5px);
    border-color: rgba(0, 212, 255, 0.3);
}

.skill-category h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    text-align: center;
}

.frontend h3 {
    color: #00D4FF;
}

.backend h3 {
    color: #10B981;
}

.ai-tools h3 {
    color: #8B5CF6;
}

.skills-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
}

.skill-item {
    background: rgba(26, 26, 26, 0.8);
    color: #FFFFFF;
    padding: 0.5rem 1rem;
    border-radius: 25px;
    font-size: 0.9rem;
    font-weight: 500;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}

.skill-item:hover {
    background: rgba(0, 212, 255, 0.2);
    border-color: rgba(0, 212, 255, 0.5);
    transform: translateY(-2px);
}

/* Contact Section */
.contact-section {
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.05) 0%, rgba(139, 92, 246, 0.05) 100%);
}

.contact-content {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.contact-form-container {
    margin: 3rem 0;
}

.contact-form {
    background: rgba(26, 26, 26, 0.8);
    border-radius: 20px;
    padding: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: #E5E7EB;
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 10px;
    background: rgba(26, 26, 26, 0.8);
    color: #FFFFFF;
    font-family: inherit;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #00D4FF;
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 3rem;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: rgba(26, 26, 26, 0.8);
    color: #E5E7EB;
    text-decoration: none;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.social-link:hover {
    background: rgba(0, 212, 255, 0.2);
    color: #00D4FF;
    transform: translateY(-3px);
    border-color: rgba(0, 212, 255, 0.5);
}

.social-link svg {
    width: 24px;
    height: 24px;
}

/* Footer */
.footer {
    background: rgba(10, 10, 10, 0.8);
    padding: 2rem 0;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer p {
    color: #E5E7EB;
    font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 1rem;
    }
    
    .floating-nav {
        top: 1rem;
        left: 1rem;
        right: 1rem;
        transform: none;
        padding: 0.5rem 1rem;
    }
    
    .nav-links {
        display: none;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .hero-title {
        font-size: clamp(2.5rem, 10vw, 4rem);
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .about-visual {
        height: 300px;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .projects-grid.two-column {
        grid-template-columns: 1fr;
    }
    
    .skills-constellation {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .contact-form {
        padding: 1.5rem;
    }
    
    section {
        padding: 4rem 0;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .universe-title {
        font-size: 2rem;
    }
    
    .floating-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }
    
    .card-image {
        height: 200px;
    }
    
    .project-card.featured .card-image {
        height: 250px;
    }
}

/* Scroll Animations */
@keyframes slideInFromLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

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

/* Animation classes for JavaScript */
.animate-in {
    animation: slideInFromBottom 0.8s ease forwards;
}

.animate-left {
    animation: slideInFromLeft 0.8s ease forwards;
}

.animate-right {
    animation: slideInFromRight 0.8s ease forwards;
}