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

:root {
    --primary-bg: #0a0a0f;
    --secondary-bg: #1a1a2e;
    --card-bg: #16213e;
    --accent-cyan: #00d9ff;
    --accent-blue: #0066ff;
    --accent-purple: #9d4edd;
    --text-primary: #ffffff;
    --text-secondary: #a0a0b0;
    --glow-cyan: 0 0 20px rgba(0, 217, 255, 0.5);
    --glow-blue: 0 0 20px rgba(0, 102, 255, 0.5);
    --glow-purple: 0 0 20px rgba(157, 78, 221, 0.5);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', sans-serif;
    background: var(--primary-bg);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--primary-bg);
}

::-webkit-scrollbar-thumb {
    background: var(--accent-cyan);
    border-radius: 5px;
    box-shadow: var(--glow-cyan);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-blue);
}

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

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(10, 10, 15, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 1rem 0;
    border-bottom: 1px solid rgba(0, 217, 255, 0.2);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: 'Orbitron', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-cyan);
    text-shadow: var(--glow-cyan);
}

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

.nav-link {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
}

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

.nav-link:hover {
    color: var(--accent-cyan);
}

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

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--accent-cyan);
    border-radius: 3px;
    transition: all 0.3s ease;
}

/* Hero Section */
.hero-section {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 100px 20px 50px;
    position: relative;
}

.hero-content {
    z-index: 1;
}

.profile-image-container {
    position: relative;
    width: 200px;
    height: 200px;
    margin: 0 auto 2rem;
}

.profile-image {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid var(--accent-cyan);
    box-shadow: var(--glow-cyan), 0 0 40px rgba(0, 217, 255, 0.3);
    position: relative;
    z-index: 2;
}

.profile-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 220px;
    height: 220px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(0, 217, 255, 0.3), transparent);
    animation: pulse 2s infinite;
    z-index: 1;
}

@keyframes pulse {
    0%, 100% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 0.5;
    }
    50% {
        transform: translate(-50%, -50%) scale(1.1);
        opacity: 0.8;
    }
}

.hero-name {
    font-family: 'Orbitron', sans-serif;
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue), var(--accent-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradient 3s ease infinite;
    background-size: 200% 200%;
}

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

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    padding: 12px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background: var(--accent-cyan);
    color: var(--primary-bg);
    box-shadow: var(--glow-cyan);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 0 30px rgba(0, 217, 255, 0.8);
}

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

.btn-secondary:hover {
    background: var(--accent-cyan);
    color: var(--primary-bg);
    transform: translateY(-3px);
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

.scroll-indicator i {
    font-size: 2rem;
    color: var(--accent-cyan);
}

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

/* Section Styles */
section {
    padding: 80px 20px;
}

.section-title {
    font-family: 'Orbitron', sans-serif;
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 1rem;
    color: var(--accent-cyan);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
}

.section-title i {
    text-shadow: var(--glow-cyan);
}

.gradient-line {
    height: 3px;
    width: 150px;
    margin: 0 auto 3rem;
    background: linear-gradient(90deg, transparent, var(--accent-cyan), var(--accent-blue), var(--accent-purple), transparent);
    box-shadow: var(--glow-cyan);
}

.section-subtitle {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    font-size: 1.1rem;
}

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

.code-snippet {
    background: var(--secondary-bg);
    border-radius: 12px;
    overflow: hidden;
    border: 2px solid rgba(0, 217, 255, 0.3);
    box-shadow: var(--glow-cyan);
}

.code-header {
    background: rgba(0, 0, 0, 0.3);
    padding: 12px 15px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.code-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.code-dot.red {
    background: #ff5f56;
}

.code-dot.yellow {
    background: #ffbd2e;
}

.code-dot.green {
    background: #27c93f;
}

.code-title {
    margin-left: auto;
    color: var(--text-secondary);
    font-family: 'Fira Code', monospace;
    font-size: 0.9rem;
}

.code-body {
    padding: 20px;
    font-family: 'Fira Code', monospace;
    font-size: 0.9rem;
    line-height: 1.8;
}

.code-body pre {
    margin: 0;
}

.code-keyword {
    color: #ff79c6;
}

.code-variable {
    color: #50fa7b;
}

.code-property {
    color: var(--accent-cyan);
}

.code-string {
    color: #f1fa8c;
}

.code-number {
    color: #bd93f9;
}

.about-text p {
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
    font-size: 1.1rem;
    line-height: 1.8;
}

/* Skills Section */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.skill-card {
    background: var(--secondary-bg);
    padding: 2rem;
    border-radius: 12px;
    border: 2px solid rgba(0, 217, 255, 0.3);
    transition: all 0.3s ease;
}

.skill-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--glow-cyan);
    border-color: var(--accent-cyan);
}

.skill-icon {
    font-size: 3rem;
    color: var(--accent-cyan);
    margin-bottom: 1rem;
    text-shadow: var(--glow-cyan);
}

.skill-card h3 {
    font-family: 'Orbitron', sans-serif;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

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

.skill-tag {
    background: rgba(0, 217, 255, 0.1);
    color: var(--accent-cyan);
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.9rem;
    border: 1px solid rgba(0, 217, 255, 0.3);
    transition: all 0.3s ease;
}

.skill-tag:hover {
    background: rgba(0, 217, 255, 0.2);
    box-shadow: var(--glow-cyan);
}

/* Timeline Styles */
.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 100%;
    background: linear-gradient(180deg, var(--accent-cyan), var(--accent-blue), var(--accent-purple));
    box-shadow: var(--glow-cyan);
}

.timeline-item {
    position: relative;
    margin-bottom: 3rem;
}

.timeline-dot {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 16px;
    height: 16px;
    background: var(--accent-cyan);
    border-radius: 50%;
    box-shadow: var(--glow-cyan), 0 0 0 4px var(--primary-bg);
    z-index: 2;
}

.timeline-content {
    width: calc(50% - 40px);
    margin-left: auto;
}

.timeline-item:nth-child(even) .timeline-content {
    margin-left: 0;
    margin-right: auto;
}

/* Project Cards */
.project-card, .education-card {
    background: var(--secondary-bg);
    padding: 2rem;
    border-radius: 12px;
    border: 2px solid rgba(0, 217, 255, 0.3);
    transition: all 0.3s ease;
}

.project-card:hover, .education-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--glow-cyan);
    border-color: var(--accent-cyan);
}

.project-card h3, .education-card h3 {
    font-family: 'Orbitron', sans-serif;
    color: var(--accent-cyan);
    margin-bottom: 1rem;
}

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

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.tech-tag {
    background: rgba(157, 78, 221, 0.1);
    color: var(--accent-purple);
    padding: 4px 10px;
    border-radius: 15px;
    font-size: 0.85rem;
    border: 1px solid rgba(157, 78, 221, 0.3);
}

.project-btn, .cert-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: transparent;
    color: var(--accent-cyan);
    border: 2px solid var(--accent-cyan);
    border-radius: 8px;
    text-decoration: none;
    transition: all 0.3s ease;
    font-weight: 600;
}

.project-btn:hover, .cert-btn:hover {
    background: var(--accent-cyan);
    color: var(--primary-bg);
    transform: translateX(5px);
}

/* College Photo Banner */
.college-photo-banner {
    position: relative;
    width: 100%;
    max-width: 900px;
    margin: 0 auto 4rem;
    border-radius: 16px;
    overflow: hidden;
    border: 3px solid rgba(0, 217, 255, 0.4);
    box-shadow: var(--glow-cyan), 0 10px 40px rgba(0, 217, 255, 0.2);
}

.college-photo {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    max-height: 500px;
}

.college-photo-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.9), transparent);
    padding: 2rem;
}

.college-photo-overlay h3 {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.8rem;
    color: var(--accent-cyan);
    text-shadow: var(--glow-cyan);
    margin: 0;
}

/* Education Cards */
.education-period {
    color: var(--accent-blue);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.education-institution {
    color: var(--text-secondary);
}

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

.cert-card {
    background: var(--secondary-bg);
    padding: 2rem;
    border-radius: 12px;
    border: 2px solid rgba(0, 217, 255, 0.3);
    text-align: center;
    transition: all 0.3s ease;
}

.cert-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--glow-cyan);
    border-color: var(--accent-cyan);
}

.cert-icon {
    font-size: 3.5rem;
    color: var(--accent-cyan);
    margin-bottom: 1rem;
    text-shadow: var(--glow-cyan);
}

.cert-card h3 {
    font-family: 'Orbitron', sans-serif;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.cert-card p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

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

.contact-info h3 {
    font-family: 'Orbitron', sans-serif;
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--accent-cyan);
}

.contact-info > p {
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

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

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.contact-item i {
    font-size: 1.5rem;
    color: var(--accent-cyan);
    margin-top: 5px;
}

.contact-item h4 {
    margin-bottom: 0.3rem;
    color: var(--text-primary);
}

.contact-item a {
    color: var(--accent-cyan);
    text-decoration: none;
    transition: all 0.3s ease;
}

.contact-item a:hover {
    color: var(--accent-blue);
    text-shadow: var(--glow-cyan);
}

.contact-item p {
    color: var(--text-secondary);
}

/* Contact Form */
.contact-form-container {
    background: var(--secondary-bg);
    padding: 2rem;
    border-radius: 12px;
    border: 2px solid rgba(0, 217, 255, 0.3);
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px;
    background: rgba(0, 0, 0, 0.3);
    border: 2px solid rgba(0, 217, 255, 0.3);
    border-radius: 8px;
    color: var(--text-primary);
    font-family: 'Poppins', sans-serif;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-cyan);
    box-shadow: var(--glow-cyan);
}

.contact-form button {
    width: 100%;
}

/* Footer */
.footer {
    background: var(--secondary-bg);
    padding: 2rem 0;
    border-top: 2px solid rgba(0, 217, 255, 0.2);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

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

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

.social-links a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 217, 255, 0.1);
    border: 2px solid rgba(0, 217, 255, 0.3);
    border-radius: 50%;
    color: var(--accent-cyan);
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: var(--accent-cyan);
    color: var(--primary-bg);
    transform: translateY(-3px);
    box-shadow: var(--glow-cyan);
}

/* Responsive Design */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: rgba(10, 10, 15, 0.98);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        padding: 2rem 0;
        border-top: 1px solid rgba(0, 217, 255, 0.2);
    }

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

    .hero-name {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

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

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

    .timeline::before {
        left: 20px;
    }

    .timeline-dot {
        left: 20px;
    }

    .timeline-content {
        width: calc(100% - 60px);
        margin-left: 60px !important;
    }

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

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

    .section-title {
        font-size: 2rem;
    }

    .college-photo {
        max-height: 300px;
    }

    .college-photo-overlay h3 {
        font-size: 1.3rem;
    }
}

@media (max-width: 480px) {
    .hero-name {
        font-size: 1.5rem;
    }

    .profile-image-container {
        width: 150px;
        height: 150px;
    }

    .profile-glow {
        width: 170px;
        height: 170px;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }

    .college-photo {
        max-height: 250px;
    }

    .college-photo-overlay {
        padding: 1rem;
    }

    .college-photo-overlay h3 {
        font-size: 1.1rem;
    }
}