/* ===== RESET & BASE STYLES ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: 'Rajdhani', sans-serif;
    line-height: 1.6;
    color: #ffffff;
    background: #000000;
    overflow-x: hidden;
    position: relative;
}

/* ===== LOADING SCREEN ===== */
#loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #000000 0%, #001122 50%, #000000 100%);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.5s ease-out;
}

.loading-content {
    text-align: center;
    color: #00ffff;
}

.logo-container {
    margin-bottom: 2rem;
}

.loading-logo {
    width: 80px;
    height: 80px;
    animation: pulse 2s infinite;
}

.loading-text {
    font-family: 'Orbitron', monospace;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 2rem;
}

.loading-letter {
    display: inline-block;
    animation: glow 1.5s ease-in-out infinite alternate;
    margin: 0 0.2rem;
}

.loading-letter:nth-child(1) { animation-delay: 0s; }
.loading-letter:nth-child(2) { animation-delay: 0.1s; }
.loading-letter:nth-child(3) { animation-delay: 0.2s; }
.loading-letter:nth-child(4) { animation-delay: 0.3s; }
.loading-letter:nth-child(5) { animation-delay: 0.4s; }
.loading-letter:nth-child(6) { animation-delay: 0.5s; }
.loading-letter:nth-child(7) { animation-delay: 0.6s; }
.loading-letter:nth-child(8) { animation-delay: 0.7s; }
.loading-letter:nth-child(9) { animation-delay: 0.8s; }
.loading-letter:nth-child(10) { animation-delay: 0.9s; }
.loading-letter:nth-child(11) { animation-delay: 1s; }
.loading-letter:nth-child(12) { animation-delay: 1.1s; }

.loading-bar {
    width: 300px;
    height: 4px;
    background: rgba(0, 255, 255, 0.2);
    border-radius: 2px;
    overflow: hidden;
    margin: 0 auto;
}

.loading-progress {
    height: 100%;
    background: linear-gradient(90deg, #00ffff, #0080ff);
    border-radius: 2px;
    animation: loading 3s ease-in-out;
}

/* ===== NAVIGATION ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 255, 255, 0.2);
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-family: 'Orbitron', monospace;
    font-weight: 700;
    font-size: 1.2rem;
    color: #00ffff;
}

.nav-logo img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    color: #ffffff;
    text-decoration: none;
    font-weight: 500;
    font-size: 1rem;
    transition: all 0.3s ease;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #00ffff, #0080ff);
    transition: width 0.3s ease;
}

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

.nav-link:hover {
    color: #00ffff;
}

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

.hamburger span {
    width: 25px;
    height: 3px;
    background: #00ffff;
    margin: 3px 0;
    transition: 0.3s;
}

/* ===== HERO SECTION ===== */
.hero {
    height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-video-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
}

.hero-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.7) 0%, rgba(0, 17, 34, 0.8) 100%);
    z-index: -1;
}

.hero-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    z-index: 1;
}

.hero-title {
    font-family: 'Orbitron', monospace;
    font-size: 4rem;
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, #00ffff 0%, #0080ff 50%, #00ffff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.title-line {
    display: block;
    animation: slideInLeft 1s ease-out;
}

.title-line:nth-child(2) {
    animation-delay: 0.3s;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: #00ffff;
    margin-bottom: 1rem;
    font-weight: 600;
    animation: slideInLeft 1s ease-out 0.6s both;
}

.hero-description {
    font-size: 1.1rem;
    color: #cccccc;
    margin-bottom: 2rem;
    animation: slideInLeft 1s ease-out 0.9s both;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    animation: slideInLeft 1s ease-out 1.2s both;
}

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

.btn-primary {
    background: linear-gradient(135deg, #00ffff, #0080ff);
    color: #000000;
}

.btn-secondary {
    background: transparent;
    color: #00ffff;
    border: 2px solid #00ffff;
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 255, 255, 0.3);
}

.btn-secondary:hover {
    background: #00ffff;
    color: #000000;
}

.floating-elements {
    position: relative;
    height: 400px;
}

.floating-element {
    position: absolute;
    font-size: 3rem;
    color: #00ffff;
    animation: float 6s ease-in-out infinite;
    opacity: 0.7;
}

.floating-element:nth-child(1) {
    top: 20%;
    left: 20%;
    animation-delay: 0s;
}

.floating-element:nth-child(2) {
    top: 60%;
    left: 80%;
    animation-delay: 1.5s;
}

.floating-element:nth-child(3) {
    top: 80%;
    left: 30%;
    animation-delay: 3s;
}

.floating-element:nth-child(4) {
    top: 40%;
    left: 70%;
    animation-delay: 4.5s;
}

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

.scroll-arrow {
    width: 30px;
    height: 30px;
    border-right: 2px solid #00ffff;
    border-bottom: 2px solid #00ffff;
    transform: rotate(45deg);
}

/* ===== SECTIONS ===== */
section {
    position: relative;
    padding: 100px 0;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.section-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
}

.section-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    position: relative;
    z-index: 1;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-family: 'Orbitron', monospace;
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, #00ffff 0%, #0080ff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.title-line {
    width: 100px;
    height: 3px;
    background: linear-gradient(90deg, #00ffff, #0080ff);
    margin: 0 auto;
    border-radius: 2px;
}

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

.bio-card {
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 255, 255, 0.2);
    border-radius: 20px;
    padding: 2rem;
    margin-bottom: 2rem;
}

.bio-card h3 {
    font-family: 'Orbitron', monospace;
    font-size: 1.5rem;
    color: #00ffff;
    margin-bottom: 1rem;
}

.bio-card p {
    color: #cccccc;
    margin-bottom: 1rem;
    line-height: 1.8;
}

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

.stat-item {
    text-align: center;
    background: rgba(0, 0, 0, 0.6);
    border: 1px solid rgba(0, 255, 255, 0.2);
    border-radius: 15px;
    padding: 1.5rem;
    transition: all 0.3s ease;
}

.stat-item:hover {
    transform: translateY(-5px);
    border-color: #00ffff;
    box-shadow: 0 10px 30px rgba(0, 255, 255, 0.2);
}

.stat-number {
    font-family: 'Orbitron', monospace;
    font-size: 2.5rem;
    font-weight: 700;
    color: #00ffff;
    margin-bottom: 0.5rem;
}

.stat-label {
    color: #cccccc;
    font-size: 0.9rem;
    font-weight: 500;
}

.profile-container {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.profile-image {
    width: 300px;
    height: 300px;
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid #00ffff;
    position: relative;
    z-index: 1;
}

.profile-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.profile-glow {
    position: absolute;
    width: 350px;
    height: 350px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(0, 255, 255, 0.3) 0%, transparent 70%);
    animation: pulse 2s infinite;
}

/* ===== SKILLS SECTION ===== */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 3rem;
}

.skill-category h3 {
    font-family: 'Orbitron', monospace;
    font-size: 1.5rem;
    color: #00ffff;
    margin-bottom: 2rem;
    text-align: center;
}

.skill-items {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.skill-item {
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 255, 255, 0.2);
    border-radius: 15px;
    padding: 1.5rem;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.skill-item:hover {
    transform: translateX(10px);
    border-color: #00ffff;
    box-shadow: 0 10px 30px rgba(0, 255, 255, 0.2);
}

.skill-icon {
    font-size: 2rem;
    color: #00ffff;
    width: 60px;
    text-align: center;
}

.skill-info {
    flex: 1;
}

.skill-info h4 {
    color: #ffffff;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.skill-bar {
    width: 100%;
    height: 6px;
    background: rgba(0, 255, 255, 0.2);
    border-radius: 3px;
    overflow: hidden;
}

.skill-progress {
    height: 100%;
    background: linear-gradient(90deg, #00ffff, #0080ff);
    border-radius: 3px;
    transition: width 2s ease;
    width: 0;
}

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

.project-card {
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 255, 255, 0.2);
    border-radius: 20px;
    overflow: hidden;
    transition: all 0.3s ease;
    position: relative;
    text-decoration: none;
    display: block;
    cursor: pointer;
}

.project-card:hover {
    transform: translateY(-10px);
    border-color: #00ffff;
    box-shadow: 0 20px 40px rgba(0, 255, 255, 0.3);
    text-decoration: none;
}

.project-card:focus {
    outline: 2px solid #00ffff;
    outline-offset: 2px;
}

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

.project-bg {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #001122 0%, #003366 50%, #001122 100%);
    position: relative;
}

.project-bg::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="%2300ffff" stroke-width="0.5" opacity="0.3"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.5;
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

.project-links {
    color: #00ffff;
    font-size: 2rem;
    transition: all 0.3s ease;
}

.project-card:hover .project-links {
    transform: scale(1.2);
    color: #ffffff;
}

.project-content {
    padding: 1.5rem;
}

.project-content h3 {
    font-family: 'Orbitron', monospace;
    font-size: 1.3rem;
    color: #00ffff;
    margin-bottom: 1rem;
    transition: color 0.3s ease;
}

.project-content p {
    color: #cccccc;
    margin-bottom: 1rem;
    line-height: 1.6;
    transition: color 0.3s ease;
}

.project-card:hover .project-content h3 {
    color: #ffffff;
}

.project-card:hover .project-content p {
    color: #ffffff;
}

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

.tech-tag {
    background: rgba(0, 255, 255, 0.1);
    color: #00ffff;
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.8rem;
    border: 1px solid rgba(0, 255, 255, 0.3);
}

/* ===== CONTACT SECTION ===== */
.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
}

.contact-icon {
    width: 60px;
    height: 60px;
    background: rgba(0, 255, 255, 0.1);
    border: 1px solid rgba(0, 255, 255, 0.3);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.5rem;
    color: #00ffff;
}

.contact-details h4 {
    color: #ffffff;
    margin-bottom: 0.5rem;
}

.contact-details a {
    color: #00ffff;
    text-decoration: none;
    transition: color 0.3s ease;
}

.contact-details a:hover {
    color: #ffffff;
}

.social-links h4 {
    color: #ffffff;
    margin-bottom: 1rem;
}

.social-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.social-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem;
    background: rgba(0, 0, 0, 0.6);
    border: 1px solid rgba(0, 255, 255, 0.2);
    border-radius: 10px;
    color: #00ffff;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-link:hover {
    background: rgba(0, 255, 255, 0.1);
    border-color: #00ffff;
    transform: translateY(-3px);
}

.contact-form {
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 255, 255, 0.2);
    border-radius: 20px;
    padding: 2rem;
}

.form-group {
    position: relative;
    margin-bottom: 2rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem 0;
    background: transparent;
    border: none;
    border-bottom: 2px solid rgba(0, 255, 255, 0.3);
    color: #ffffff;
    font-size: 1rem;
    font-family: 'Rajdhani', sans-serif;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-bottom-color: #00ffff;
}

.form-group label {
    position: absolute;
    top: 1rem;
    left: 0;
    color: #cccccc;
    transition: all 0.3s ease;
    pointer-events: none;
}

.form-group input:focus + label,
.form-group input:valid + label,
.form-group textarea:focus + label,
.form-group textarea:valid + label {
    top: -0.5rem;
    font-size: 0.8rem;
    color: #00ffff;
}

.form-line {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: #00ffff;
    transition: width 0.3s ease;
}

.form-group input:focus ~ .form-line,
.form-group textarea:focus ~ .form-line {
    width: 100%;
}

/* ===== FOOTER ===== */
.footer {
    background: rgba(0, 0, 0, 0.9);
    border-top: 1px solid rgba(0, 255, 255, 0.2);
    padding: 3rem 0 1rem;
}

.footer-content {
    text-align: center;
    margin-bottom: 2rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 1rem;
    font-family: 'Orbitron', monospace;
    font-weight: 700;
    color: #00ffff;
}

.footer-logo img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
}

.footer-text {
    color: #cccccc;
    margin-bottom: 2rem;
}

.footer-social {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

.footer-social a {
    width: 50px;
    height: 50px;
    background: rgba(0, 255, 255, 0.1);
    border: 1px solid rgba(0, 255, 255, 0.3);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    color: #00ffff;
    text-decoration: none;
    transition: all 0.3s ease;
}

.footer-social a:hover {
    background: #00ffff;
    color: #000000;
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(0, 255, 255, 0.2);
    color: #cccccc;
}

/* ===== PARTICLE EFFECTS ===== */
#particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

/* ===== ANIMATIONS ===== */
@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.05);
        opacity: 0.8;
    }
}

@keyframes glow {
    0% {
        text-shadow: 0 0 5px #00ffff;
    }
    100% {
        text-shadow: 0 0 20px #00ffff, 0 0 30px #00ffff;
    }
}

@keyframes loading {
    0% {
        width: 0%;
    }
    100% {
        width: 100%;
    }
}

@keyframes slideInLeft {
    0% {
        opacity: 0;
        transform: translateX(-50px);
    }
    100% {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(-10px);
    }
    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 1024px) {
    .hero-title {
        font-size: 3rem;
    }
    
    .section-title {
        font-size: 2.5rem;
    }
    
    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .skills-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: rgba(0, 0, 0, 0.95);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        padding: 2rem 0;
        border-top: 1px solid rgba(0, 255, 255, 0.2);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hamburger.active span:nth-child(1) {
        transform: rotate(-45deg) translate(-5px, 6px);
    }
    
    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active span:nth-child(3) {
        transform: rotate(45deg) translate(-5px, -6px);
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .floating-elements {
        display: none;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .social-grid {
        grid-template-columns: 1fr;
    }
    
    .profile-image {
        width: 250px;
        height: 250px;
    }
    
    .profile-glow {
        width: 300px;
        height: 300px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .btn {
        padding: 0.8rem 1.5rem;
        font-size: 0.9rem;
    }
    
    .profile-image {
        width: 200px;
        height: 200px;
    }
    
    .profile-glow {
        width: 250px;
        height: 250px;
    }
    
    .skill-item {
        flex-direction: column;
        text-align: center;
    }
    
    .skill-icon {
        margin-bottom: 1rem;
    }
}

/* ===== UTILITY CLASSES ===== */
.hidden {
    display: none;
}

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

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

/* ===== SCROLLBAR STYLING ===== */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #000000;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, #00ffff, #0080ff);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, #0080ff, #00ffff);
}