:root {
    --primary: #6C63FF;
    --primary-dark: #5a52d5;
    --secondary: #00D2FF;
    --accent: #FF6584;
    --dark: #0F172A;
    --dark-lighter: #1E293B;
    --light: #F8FAFC;
    --gray: #94A3B8;
    --glass: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-hover: rgba(255, 255, 255, 0.1);
    --shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--dark);
    color: var(--light);
    line-height: 1.6;
    overflow-x: hidden;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

/* Particle Background */
#particleCanvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: radial-gradient(circle at center, #1a2342 0%, #0F172A 100%);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 1.5rem 0;
    z-index: 1000;
    transition: var(--transition);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.navbar.scrolled {
    padding: 1rem 0;
    background: rgba(15, 23, 42, 0.8);
    border-bottom: 1px solid var(--glass-border);
}

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

.logo {
    font-size: 1.8rem;
    font-weight: 800;
    font-family: 'Space Grotesk', sans-serif;
    letter-spacing: -1px;
}

.logo-text {
    background: linear-gradient(to right, var(--primary), var(--secondary));
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.logo-dot {
    color: var(--accent);
}

.nav-links {
    display: flex;
    gap: 2.5rem;
}

.nav-link {
    font-weight: 500;
    color: var(--gray);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--light);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(to right, var(--primary), var(--secondary));
    transition: var(--transition);
}

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

.hamburger {
    display: none;
    cursor: pointer;
    width: 30px;
    height: 20px;
    position: relative;
    z-index: 1001;
}

.hamburger span {
    display: block;
    position: absolute;
    height: 2px;
    width: 100%;
    background: var(--light);
    border-radius: 2px;
    transition: var(--transition);
}

.hamburger span:nth-child(1) {
    top: 0;
}

.hamburger span:nth-child(2) {
    top: 9px;
}

.hamburger span:nth-child(3) {
    top: 18px;
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg);
    top: 9px;
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg);
    top: 9px;
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100vh;
    background: var(--dark);
    z-index: 999;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    transition: var(--transition);
}

.mobile-menu.active {
    right: 0;
}

.mobile-link {
    font-size: 2rem;
    font-weight: 700;
    color: var(--gray);
}

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

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 8rem 2rem 4rem;
    overflow: hidden;
}

.hero-content {
    max-width: 1200px;
    width: 100%;
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 4rem;
    align-items: center;
}

.greeting {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-radius: 50px;
    margin-bottom: 1.5rem;
    font-weight: 500;
    color: var(--secondary);
}

.wave {
    animation: wave 2.5s infinite;
    transform-origin: 70% 70%;
    display: inline-block;
}

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

    10% {
        transform: rotate(14deg);
    }

    20% {
        transform: rotate(-8deg);
    }

    30% {
        transform: rotate(14deg);
    }

    40% {
        transform: rotate(-4deg);
    }

    50% {
        transform: rotate(10deg);
    }

    60% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(0deg);
    }
}

.hero-title {
    font-size: 4.5rem;
    line-height: 1.1;
    margin-bottom: 1rem;
    background: linear-gradient(to right, #fff, #94A3B8);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 2rem;
    color: var(--gray);
    margin-bottom: 1.5rem;
    font-weight: 400;
}

.typed-text {
    color: var(--primary);
    font-weight: 600;
}

.cursor {
    display: inline-block;
    width: 3px;
    background-color: var(--light);
    animation: blink 1s infinite;
}

@keyframes blink {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0;
    }
}

.hero-description {
    font-size: 1.1rem;
    color: var(--gray);
    max-width: 500px;
    margin-bottom: 2.5rem;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.8rem;
    padding: 1rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    font-size: 1rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    box-shadow: 0 10px 20px -5px rgba(108, 99, 255, 0.4);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 30px -5px rgba(108, 99, 255, 0.5);
}

.btn-secondary {
    background: var(--glass);
    color: var(--light);
    border: 1px solid var(--glass-border);
}

.btn-secondary:hover {
    background: var(--glass-hover);
    transform: translateY(-3px);
}

.social-links {
    display: flex;
    gap: 1.5rem;
}

.social-link {
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--glass);
    border: 1px solid var(--glass-border);
    color: var(--gray);
    font-size: 1.2rem;
    transition: var(--transition);
}

.social-link:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-5px);
    border-color: var(--primary);
}

/* Hero Visual & 3D Elements */
.hero-visual {
    position: relative;
    height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
    perspective: 1000px;
}

.hero-3d-object {
    position: relative;
    width: 200px;
    height: 200px;
    transform-style: preserve-3d;
    animation: rotate 20s infinite linear;
}

.cube {
    width: 100%;
    height: 100%;
    position: absolute;
    transform-style: preserve-3d;
}

.cube-face {
    position: absolute;
    width: 200px;
    height: 200px;
    border: 2px solid rgba(108, 99, 255, 0.5);
    background: rgba(108, 99, 255, 0.1);
    backdrop-filter: blur(5px);
    box-shadow: 0 0 20px rgba(108, 99, 255, 0.2);
}

.front {
    transform: rotateY(0deg) translateZ(100px);
}

.back {
    transform: rotateY(180deg) translateZ(100px);
}

.right {
    transform: rotateY(90deg) translateZ(100px);
}

.left {
    transform: rotateY(-90deg) translateZ(100px);
}

.top {
    transform: rotateX(90deg) translateZ(100px);
}

.bottom {
    transform: rotateX(-90deg) translateZ(100px);
}

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

    100% {
        transform: rotateX(360deg) rotateY(360deg);
    }
}

.floating-card {
    position: absolute;
    padding: 1rem 1.5rem;
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 15px;
    display: flex;
    align-items: center;
    gap: 1rem;
    box-shadow: var(--shadow);
    z-index: 10;
    animation: float 6s ease-in-out infinite;
}

.floating-card i {
    font-size: 1.5rem;
}

.card-1 {
    top: 10%;
    left: 0;
    animation-delay: 0s;
    border-left: 4px solid var(--primary);
}

.card-1 i {
    color: var(--primary);
}

.card-2 {
    top: 20%;
    right: 0;
    animation-delay: 1.5s;
    border-left: 4px solid var(--secondary);
}

.card-2 i {
    color: var(--secondary);
}

.card-3 {
    bottom: 20%;
    left: 10%;
    animation-delay: 3s;
    border-left: 4px solid var(--accent);
}

.card-3 i {
    color: var(--accent);
}

.card-4 {
    bottom: 10%;
    right: 10%;
    animation-delay: 4.5s;
    border-left: 4px solid #F59E0B;
}

.card-4 i {
    color: #F59E0B;
}

@keyframes float {

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

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

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: var(--gray);
    font-size: 0.9rem;
    opacity: 0.7;
}

.mouse {
    width: 30px;
    height: 50px;
    border: 2px solid var(--gray);
    border-radius: 15px;
    position: relative;
}

.wheel {
    width: 4px;
    height: 8px;
    background: var(--secondary);
    border-radius: 2px;
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    animation: scroll 1.5s infinite;
}

@keyframes scroll {
    0% {
        top: 8px;
        opacity: 1;
    }

    100% {
        top: 25px;
        opacity: 0;
    }
}

/* Sections Common */
section {
    padding: 6rem 2rem;
}

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

.section-header {
    text-align: center;
    margin-bottom: 5rem;
}

.section-tag {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: rgba(108, 99, 255, 0.1);
    color: var(--primary);
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.section-title {
    font-size: 3rem;
    margin-bottom: 1rem;
    background: linear-gradient(to right, #fff, #94A3B8);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.section-description {
    color: var(--gray);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

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

.skill-card {
    background: var(--dark-lighter);
    padding: 2.5rem;
    border-radius: 20px;
    border: 1px solid var(--glass-border);
    position: relative;
    overflow: hidden;
    transition: var(--transition);
    height: 100%;
}

.skill-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary);
    box-shadow: 0 20px 40px -15px rgba(108, 99, 255, 0.2);
}

.skill-icon {
    width: 60px;
    height: 60px;
    background: rgba(108, 99, 255, 0.1);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: var(--primary);
    margin-bottom: 1.5rem;
    transition: var(--transition);
}

.skill-card:hover .skill-icon {
    background: var(--primary);
    color: white;
    transform: scale(1.1) rotate(5deg);
}

.skill-title {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.skill-description {
    color: var(--gray);
    font-size: 0.95rem;
}

.skill-glow {
    position: absolute;
    top: 0;
    right: 0;
    width: 100px;
    height: 100px;
    background: radial-gradient(circle at top right, rgba(108, 99, 255, 0.2), transparent 70%);
    opacity: 0;
    transition: var(--transition);
}

.skill-card:hover .skill-glow {
    opacity: 1;
}

/* Education Section */
.education-card {
    background: var(--dark-lighter);
    padding: 2.5rem;
    border-radius: 20px;
    border: 1px solid var(--glass-border);
    max-width: 800px;
    margin: 0 auto;
    transition: var(--transition);
}

.education-card:hover {
    transform: translateY(-5px);
    border-color: var(--secondary);
    box-shadow: var(--shadow);
}

.education-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.education-info h3 {
    font-size: 1.8rem;
    color: var(--light);
    margin-bottom: 0.3rem;
}

.education-college {
    color: var(--primary);
    font-weight: 600;
    font-size: 1.1rem;
}

.education-meta {
    text-align: right;
}

.education-date {
    display: block;
    color: var(--secondary);
    font-weight: 700;
    font-size: 1.1rem;
}

.education-location {
    color: var(--gray);
    font-size: 0.9rem;
}

.education-details {
    padding-top: 1.5rem;
    border-top: 1px solid var(--glass-border);
    color: var(--gray);
    font-weight: 500;
}

@media (max-width: 768px) {
    .education-meta {
        text-align: left;
    }
}

/* Experience Section */
.experience-timeline {
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    padding: 2rem 0;
}

.experience-timeline::before {
    content: '';
    position: absolute;
    left: 40px;
    top: 0;
    width: 2px;
    height: 100%;
    background: linear-gradient(to bottom, transparent, var(--primary), var(--secondary), transparent);
}

.experience-item {
    position: relative;
    padding-left: 100px;
    margin-bottom: 4rem;
}

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

.experience-dot {
    position: absolute;
    left: 31px;
    top: 0;
    width: 20px;
    height: 20px;
    background: var(--dark);
    border: 4px solid var(--primary);
    border-radius: 50%;
    z-index: 2;
    box-shadow: 0 0 15px var(--primary);
    transition: var(--transition);
}

.experience-item:hover .experience-dot {
    background: var(--primary);
    transform: scale(1.2);
}

.experience-content {
    background: var(--dark-lighter);
    padding: 2.5rem;
    border-radius: 20px;
    border: 1px solid var(--glass-border);
    transition: var(--transition);
    position: relative;
}

.experience-content:hover {
    transform: translateX(10px);
    border-color: var(--primary);
    box-shadow: var(--shadow);
}

.experience-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 0.5rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.experience-header h3 {
    font-size: 1.8rem;
    background: linear-gradient(to right, #fff, var(--gray));
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.experience-date {
    font-weight: 600;
    color: var(--secondary);
    font-size: 0.9rem;
    background: rgba(0, 210, 255, 0.1);
    padding: 0.3rem 0.8rem;
    border-radius: 50px;
}

.experience-role {
    color: var(--primary);
    font-weight: 600;
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
}

.experience-description {
    color: var(--gray);
    line-height: 1.7;
}

@media (max-width: 768px) {
    .experience-timeline::before {
        left: 20px;
    }
    
    .experience-item {
        padding-left: 50px;
    }
    
    .experience-dot {
        left: 11px;
    }
    
    .experience-header {
        flex-direction: column;
        gap: 0.5rem;
    }
}

/* Projects Section */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}

.project-card {
    background: var(--dark-lighter);
    border-radius: 20px;
    overflow: hidden;
    border: 1px solid var(--glass-border);
    transition: var(--transition);
    height: 100%;
    display: flex;
    flex-direction: column;
}

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

.project-content {
    padding: 2.5rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1.5rem;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
}

.project-tag {
    font-size: 0.8rem;
    padding: 0.3rem 0.8rem;
    background: rgba(108, 99, 255, 0.1);
    color: var(--primary);
    border-radius: 50px;
    font-weight: 600;
}

.project-link-btn {
    width: 45px;
    height: 45px;
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--light);
    font-size: 1.2rem;
    transition: var(--transition);
    flex-shrink: 0;
}

.project-link-btn:hover {
    background: var(--primary);
    color: white;
    transform: rotate(-45deg);
    border-color: var(--primary);
}

.project-title {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    color: var(--light);
}

.project-description {
    color: var(--gray);
    font-size: 1rem;
    line-height: 1.7;
}

/* Certificates Section */
.certificates-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}

.certificate-card {
    background: var(--dark-lighter);
    padding: 2.5rem;
    border-radius: 20px;
    border: 1px solid var(--glass-border);
    position: relative;
    overflow: hidden;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.certificate-card:hover {
    transform: translateY(-10px);
    border-color: var(--accent);
    box-shadow: 0 20px 40px -15px rgba(255, 101, 132, 0.2);
}

.certificate-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 0.5rem;
}

.certificate-icon {
    width: 50px;
    height: 50px;
    background: rgba(255, 101, 132, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    font-size: 1.5rem;
}

.certificate-issuer {
    font-size: 0.9rem;
    color: var(--primary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.certificate-title {
    font-size: 1.4rem;
    line-height: 1.3;
}

.certificate-description {
    color: var(--gray);
    font-size: 0.95rem;
}

/* Contact Section */
.contact-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 4rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-card {
    background: var(--dark-lighter);
    padding: 2rem;
    border-radius: 20px;
    border: 1px solid var(--glass-border);
    text-align: center;
    transition: var(--transition);
}

.contact-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: rgba(108, 99, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 1.2rem;
    margin: 0 auto 1rem;
}

.contact-form {
    background: var(--dark-lighter);
    padding: 3rem;
    border-radius: 20px;
    border: 1px solid var(--glass-border);
}

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    background: transparent;
    border: 1px solid var(--gray);
    border-radius: 10px;
    color: var(--light);
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

.form-group textarea {
    resize: vertical;
}

.form-group label {
    position: absolute;
    left: 1rem;
    top: 1rem;
    color: var(--gray);
    transition: var(--transition);
    pointer-events: none;
    background: var(--dark-lighter);
    padding: 0 0.5rem;
}

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

.form-group input:focus~label,
.form-group textarea:focus~label,
.form-group input:valid~label,
.form-group textarea:valid~label {
    top: -0.6rem;
    font-size: 0.8rem;
    color: var(--primary);
}

/* Footer */
.footer {
    background: var(--dark-lighter);
    padding: 4rem 0 2rem;
    border-top: 1px solid var(--glass-border);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 3rem;
}

.footer-text h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--glass-border);
    color: var(--gray);
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 992px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-visual {
        height: 400px;
        margin-top: 2rem;
    }

    .hero-buttons,
    .social-links {
        justify-content: center;
    }

    .greeting {
        margin: 0 auto 1.5rem;
    }

    .hero-description {
        margin: 0 auto 2.5rem;
    }

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

    .projects-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .hamburger {
        display: block;
    }

    .hero-title {
        font-size: 3rem;
    }

    .section-title {
        font-size: 2.5rem;
    }

    .floating-card {
        padding: 0.8rem 1.2rem;
        font-size: 0.9rem;
    }

    .footer-content {
        flex-direction: column;
        gap: 2rem;
        text-align: center;
    }
}