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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #333;
    background: #0a0a0a;
    overflow-x: hidden;
}

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

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 1rem 0;
    transition: all 0.3s ease;
}

.navbar.scrolled {
    background: rgba(10, 10, 10, 0.98);
    box-shadow: 0 4px 20px rgba(255, 255, 255, 0.1);
}

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

.nav-logo {
    font-size: 1.8rem;
    font-weight: 700;
}

.logo-text {
    color: #00ff88;
    background: linear-gradient(45deg, #00ff88, #00ccff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 0 30px rgba(0, 255, 136, 0.5);
}

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

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

.nav-link:hover {
    color: #00ff88;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(45deg, #00ff88, #00ccff);
    transition: width 0.3s ease;
}

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

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

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

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(ellipse at center, #1a1a2e 0%, #0a0a0a 70%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    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="%23333" stroke-width="0.5" opacity="0.3"/></pattern></defs><rect width="100%" height="100%" fill="url(%23grid)"/></svg>');
    animation: float 20s ease-in-out infinite;
}

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

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    z-index: 2;
    position: relative;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 1rem;
    text-shadow: 0 0 20px rgba(255, 255, 255, 0.3);
}

.typing-text {
    background: linear-gradient(45deg, #00ff88, #00ccff, #ff6b6b);
    background-size: 300% 300%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: gradient 3s ease infinite;
}

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

.hero-subtitle {
    font-size: 1.3rem;
    color: #ccc;
    margin-bottom: 1.5rem;
}

.highlight {
    color: #00ff88;
    font-weight: 600;
}

.hero-description {
    font-size: 1.1rem;
    color: #aaa;
    margin-bottom: 2rem;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
}

.btn {
    padding: 12px 30px;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: linear-gradient(45deg, #00ff88, #00ccff);
    color: #000;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 255, 136, 0.4);
}

.btn-secondary {
    color: #fff;
    border: 2px solid #00ff88;
    background: transparent;
}

.btn-secondary:hover {
    background: #00ff88;
    color: #000;
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 255, 136, 0.3);
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.security-visual {
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(0, 255, 136, 0.1) 0%, transparent 70%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    animation: pulse 2s ease-in-out infinite;
}

.security-visual::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    border: 2px solid #00ff88;
    border-radius: 50%;
    animation: rotate 10s linear infinite;
}

.security-visual i {
    font-size: 6rem;
    color: #00ff88;
    text-shadow: 0 0 30px rgba(0, 255, 136, 0.8);
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

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

.scroll-arrow {
    width: 2px;
    height: 30px;
    background: #00ff88;
    position: relative;
}

.scroll-arrow::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: -5px;
    width: 12px;
    height: 12px;
    border-right: 2px solid #00ff88;
    border-bottom: 2px solid #00ff88;
    transform: rotate(45deg);
}

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

/* Section Styles */
section {
    padding: 100px 0;
    position: relative;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 3rem;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(45deg, #00ff88, #00ccff);
    border-radius: 2px;
}

/* About Section */
.about {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.about-text p {
    font-size: 1.1rem;
    color: #ccc;
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.contact-info {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #aaa;
    font-size: 0.95rem;
}

.contact-item i {
    color: #00ff88;
    font-size: 1.1rem;
}

/* Certifications */
.certifications {
    background: #0a0a0a;
}

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

.certification-card {
    background: linear-gradient(135deg, #1e1e1e 0%, #2a2a2a 100%);
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid #333;
    position: relative;
    overflow: hidden;
}

.certification-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(45deg, #00ff88, #00ccff);
}

.certification-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 255, 136, 0.2);
}

.cert-icon {
    font-size: 3rem;
    color: #00ff88;
    margin-bottom: 1rem;
}

.certification-card h3 {
    color: #fff;
    font-size: 1.3rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.certification-card p {
    color: #aaa;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.cert-link {
    color: #00ff88;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

.cert-link:hover {
    color: #00ccff;
}

/* Experience Timeline */
.experience {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
}

.timeline {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, #00ff88, #00ccff);
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    margin-bottom: 4rem;
    width: 50%;
}

.timeline-item:nth-child(odd) {
    left: 0;
    padding-right: 3rem;
}

.timeline-item:nth-child(even) {
    left: 50%;
    padding-left: 3rem;
}

.timeline-dot {
    position: absolute;
    top: 20px;
    width: 20px;
    height: 20px;
    background: #00ff88;
    border-radius: 50%;
    border: 4px solid #0a0a0a;
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.6);
}

.timeline-item:nth-child(odd) .timeline-dot {
    right: -10px;
}

.timeline-item:nth-child(even) .timeline-dot {
    left: -10px;
}

.timeline-content {
    background: linear-gradient(135deg, #1e1e1e 0%, #2a2a2a 100%);
    padding: 2rem;
    border-radius: 15px;
    border: 1px solid #333;
    transition: all 0.3s ease;
}

.timeline-content:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 255, 136, 0.15);
}

.timeline-header h3 {
    color: #fff;
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
}

.company {
    color: #00ff88;
    font-weight: 600;
    display: block;
    margin-bottom: 0.25rem;
}

.location, .duration {
    color: #aaa;
    font-size: 0.9rem;
    display: block;
}

.timeline-description {
    margin-top: 1rem;
    list-style: none;
}

.timeline-description li {
    color: #ccc;
    margin-bottom: 0.5rem;
    padding-left: 1rem;
    position: relative;
}

.timeline-description li::before {
    content: '▶';
    position: absolute;
    left: 0;
    color: #00ff88;
    font-size: 0.8rem;
}

/* Projects */
.projects {
    background: #0a0a0a;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.project-card {
    background: linear-gradient(135deg, #1e1e1e 0%, #2a2a2a 100%);
    padding: 2rem;
    border-radius: 15px;
    border: 1px solid #333;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(45deg, #00ff88, #00ccff);
}

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 255, 136, 0.2);
}

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

.project-header h3 {
    color: #fff;
    font-size: 1.3rem;
    font-weight: 600;
}

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

.tech-tag {
    background: rgba(0, 255, 136, 0.1);
    color: #00ff88;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    border: 1px solid rgba(0, 255, 136, 0.3);
}

.project-description {
    color: #ccc;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

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

.project-link {
    color: #00ff88;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.project-link:hover {
    color: #00ccff;
    transform: translateY(-2px);
}

/* Achievements */
.achievements {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
}

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

.achievement-card {
    background: linear-gradient(135deg, #1e1e1e 0%, #2a2a2a 100%);
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    border: 1px solid #333;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.achievement-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(45deg, #00ff88, #00ccff);
}

.achievement-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 255, 136, 0.2);
}

.achievement-icon {
    font-size: 3rem;
    color: #00ff88;
    margin-bottom: 1rem;
}

.achievement-card h3 {
    color: #fff;
    font-size: 1.2rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.achievement-card p {
    color: #ccc;
    line-height: 1.6;
}

/* Skills */
.skills {
    background: #0a0a0a;
}

.skills-content {
    display: grid;
    gap: 3rem;
}

.skills-category h3 {
    color: #fff;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    text-align: center;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
}

.skill-item {
    background: linear-gradient(135deg, #1e1e1e 0%, #2a2a2a 100%);
    padding: 1.5rem;
    border-radius: 10px;
    display: flex;
    align-items: center;
    gap: 1rem;
    border: 1px solid #333;
    transition: all 0.3s ease;
}

.skill-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 255, 136, 0.1);
}

.skill-item i {
    font-size: 1.5rem;
    color: #00ff88;
}

.skill-item span {
    color: #fff;
    font-weight: 500;
}

.tools-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
}

.tool-tag {
    background: linear-gradient(135deg, #1e1e1e 0%, #2a2a2a 100%);
    color: #fff;
    padding: 0.75rem 1.5rem;
    border-radius: 25px;
    font-weight: 500;
    border: 1px solid #333;
    transition: all 0.3s ease;
}

.tool-tag:hover {
    background: rgba(0, 255, 136, 0.1);
    border-color: #00ff88;
    transform: translateY(-3px);
}

.programming-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
}

.prog-item {
    background: linear-gradient(135deg, #1e1e1e 0%, #2a2a2a 100%);
    padding: 1.5rem;
    border-radius: 10px;
    text-align: center;
    border: 1px solid #333;
    transition: all 0.3s ease;
}

.prog-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 255, 136, 0.1);
}

.prog-item i {
    font-size: 2rem;
    color: #00ff88;
    margin-bottom: 0.5rem;
    display: block;
}

.prog-item span {
    color: #fff;
    font-weight: 500;
}

/* Education */
.education {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
}

.education-timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.education-timeline::before {
    content: '';
    position: absolute;
    left: 30px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, #00ff88, #00ccff);
}

.education-item {
    position: relative;
    margin-bottom: 3rem;
    padding-left: 4rem;
}

.education-dot {
    position: absolute;
    left: 21px;
    top: 20px;
    width: 18px;
    height: 18px;
    background: #00ff88;
    border-radius: 50%;
    border: 4px solid #0a0a0a;
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.6);
}

.education-content {
    background: linear-gradient(135deg, #1e1e1e 0%, #2a2a2a 100%);
    padding: 2rem;
    border-radius: 15px;
    border: 1px solid #333;
    transition: all 0.3s ease;
}

.education-content:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 255, 136, 0.15);
}

.education-content h3 {
    color: #fff;
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.institution {
    color: #00ff88;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.duration {
    color: #aaa;
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.grade {
    color: #ccc;
    font-weight: 500;
}

/* Contact */
.contact {
    background: #0a0a0a;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    max-width: 1000px;
    margin: 0 auto;
}

.contact-info h3, .social-links h3 {
    color: #fff;
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.contact-info p {
    color: #ccc;
    margin-bottom: 2rem;
    line-height: 1.6;
}

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

.contact-details .contact-item {
    justify-content: flex-start;
}

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

.contact-details .contact-item a:hover {
    color: #00ff88;
}

.social-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 1rem;
}

.social-link {
    background: linear-gradient(135deg, #1e1e1e 0%, #2a2a2a 100%);
    padding: 1rem;
    border-radius: 10px;
    text-decoration: none;
    text-align: center;
    border: 1px solid #333;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.social-link:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 255, 136, 0.2);
}

.social-link i {
    font-size: 1.5rem;
    color: #00ff88;
}

.social-link span {
    color: #fff;
    font-weight: 500;
    font-size: 0.9rem;
}

.social-link.linkedin:hover {
    border-color: #0077b5;
}

.social-link.github:hover {
    border-color: #333;
}

.social-link.twitter:hover {
    border-color: #1da1f2;
}

.social-link.hackerone:hover {
    border-color: #ff6b35;
}

.social-link.bugcrowd:hover {
    border-color: #f26822;
}

/* Footer */
.footer {
    background: #1a1a1a;
    padding: 2rem 0;
    text-align: center;
    border-top: 1px solid #333;
}

.footer-content p {
    color: #aaa;
    margin-bottom: 0.5rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: rgba(10, 10, 10, 0.98);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        padding: 2rem 0;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .timeline::before {
        left: 30px;
    }
    
    .timeline-item {
        width: 100%;
        left: 0 !important;
        padding-left: 4rem;
        padding-right: 0;
    }
    
    .timeline-dot {
        left: 21px !important;
        right: auto !important;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 200px;
        text-align: center;
    }
    
    .certifications-grid {
        grid-template-columns: 1fr;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .achievements-grid {
        grid-template-columns: 1fr;
    }
    
    .skills-grid {
        grid-template-columns: 1fr;
    }
    
    .programming-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .contact-info {
        flex-direction: column;
        gap: 1rem;
    }
    
    .social-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .programming-grid {
        grid-template-columns: 1fr;
    }
}

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

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

.slide-in-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: all 0.6s ease;
}

.slide-in-left.active {
    opacity: 1;
    transform: translateX(0);
}

.slide-in-right {
    opacity: 0;
    transform: translateX(50px);
    transition: all 0.6s ease;
}

.slide-in-right.active {
    opacity: 1;
    transform: translateX(0);
}