@import url('https://fonts.googleapis.com/css2?family=Fira+Code:wght@400;500;700&family=Inter:wght@300;400;600;800&display=swap');

:root {
    --bg-main: #020617;
    --bg-secondary: #0f172a;
    --card-bg: #1e293b;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --accent-cyan: #06b6d4;
    --accent-neon: #00f0ff;
    --accent-green: #10b981;
    --accent-red: #ef4444;
    --border-color: #334155;
    --font-mono: 'Fira Code', monospace;
    --font-sans: 'Inter', sans-serif;
    --transition: all 0.3s ease-in-out;
}

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

html {
    scroll-behavior: smooth;
}

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

/* Futuristic Network Background */
#network-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    pointer-events: none;
    opacity: 0.8;
}

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

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

::-webkit-scrollbar-thumb {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 5px;
}

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

/* Typography elements */
h1,
h2,
h3,
h4 {
    font-weight: 800;
}

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

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background-color: rgba(2, 6, 23, 0.9);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 1.2rem 2rem;
}

.logo {
    font-family: var(--font-mono);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-neon);
}

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

.nav-link {
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-size: 0.9rem;
    position: relative;
    padding-bottom: 5px;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    background: var(--accent-neon);
    bottom: 0;
    left: 0;
    transition: var(--transition);
}

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

.hamburger {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-primary);
}

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

.glitch-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    opacity: 0.15;
    background: linear-gradient(rgba(2, 6, 23, 0.9), rgba(2, 6, 23, 0.9)), url('https://images.unsplash.com/photo-1526374965328-7f61d4dc18c5?auto=format&fit=crop&q=80');
    background-size: cover;
    background-position: center;
}

.hero-content {
    max-width: 1000px;
    padding: 2rem;
    z-index: 1;
}

.greeting {
    font-family: var(--font-mono);
    color: var(--accent-green);
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.glitch {
    font-size: 5rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    position: relative;
    color: var(--text-primary);
    text-shadow: 2px 2px 0 var(--bg-secondary), -1px -1px 0 var(--border-color);
}

.glitch::before,
.glitch::after {
    content: attr(data-text);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-main);
}

.glitch::before {
    left: 2px;
    text-shadow: -2px 0 var(--accent-red);
    clip: rect(44px, 450px, 56px, 0);
    animation: glitch-anim 5s infinite linear alternate-reverse;
}

.glitch::after {
    left: -2px;
    text-shadow: -2px 0 var(--accent-neon);
    clip: rect(44px, 450px, 56px, 0);
    animation: glitch-anim2 5s infinite linear alternate-reverse;
}

@keyframes glitch-anim {
    0% {
        clip: rect(21px, 9999px, 83px, 0);
    }

    20% {
        clip: rect(61px, 9999px, 14px, 0);
    }

    40% {
        clip: rect(80px, 9999px, 81px, 0);
    }

    60% {
        clip: rect(31px, 9999px, 20px, 0);
    }

    80% {
        clip: rect(2px, 9999px, 60px, 0);
    }

    100% {
        clip: rect(98px, 9999px, 15px, 0);
    }
}

@keyframes glitch-anim2 {
    0% {
        clip: rect(31px, 9999px, 23px, 0);
    }

    20% {
        clip: rect(71px, 9999px, 64px, 0);
    }

    40% {
        clip: rect(10px, 9999px, 31px, 0);
    }

    60% {
        clip: rect(1px, 9999px, 90px, 0);
    }

    80% {
        clip: rect(62px, 9999px, 10px, 0);
    }

    100% {
        clip: rect(58px, 9999px, 85px, 0);
    }
}

.role {
    font-size: 2.5rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.cursor {
    animation: blink 1s step-end infinite;
}

@keyframes blink {
    50% {
        opacity: 0;
    }
}

.hero-desc {
    font-size: 1.2rem;
    max-width: 600px;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    align-items: center;
    margin-top: 1rem;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.8rem 1.5rem;
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
}

.btn-primary {
    background-color: rgba(0, 240, 255, 0.1);
    color: var(--accent-neon);
    border: 1px solid var(--accent-neon);
    /* margin-right removed so flex gap takes over securely on mobile */
}

.btn-primary:hover {
    background-color: var(--accent-neon);
    color: var(--bg-main);
    box-shadow: 0 0 20px rgba(0, 240, 255, 0.4);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-outline:hover {
    border-color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
}

/* Sections */
.section {
    padding: 100px 20px;
    max-width: 1000px;
    margin: 0 auto;
}

.section-title {
    font-size: 2rem;
    margin-bottom: 3rem;
    display: flex;
    align-items: center;
    color: var(--text-primary);
}

.section-title::after {
    content: '';
    height: 1px;
    background-color: var(--border-color);
    flex-grow: 1;
    margin-left: 20px;
}

/* About Section */
.about-grid {
    display: grid;
    grid-template-columns: 3fr 2fr;
    gap: 3rem;
    align-items: center;
}

.about-text p {
    margin-bottom: 1.2rem;
    color: var(--text-secondary);
    font-size: 1.05rem;
}

.about-text strong {
    color: var(--accent-neon);
}

.terminal-window {
    background-color: var(--bg-secondary);
    border-radius: 8px;
    border: 1px solid var(--border-color);
    overflow: hidden;
    box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
}

.terminal-header {
    background-color: var(--card-bg);
    padding: 10px;
    display: flex;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    margin-right: 8px;
}

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

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

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

.term-title {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-left: auto;
}

.terminal-body {
    padding: 20px;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: #e2e8f0;
}

.terminal-body p {
    margin-bottom: 0.5rem;
}

.prompt.root {
    color: var(--accent-green);
    margin-right: 0.5rem;
}

.output .keyword {
    color: var(--accent-cyan);
}

/* Skills */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.skill-card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 2rem;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.skill-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-cyan);
    box-shadow: 0 10px 30px -10px rgba(6, 182, 212, 0.2);
}

.skill-icon {
    font-size: 2rem;
    color: var(--accent-neon);
    margin-bottom: 1.5rem;
}

.skill-card h3 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.skill-list {
    list-style: none;
    color: var(--text-secondary);
}

.skill-list li {
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
}

.skill-list li::before {
    content: "▹";
    color: var(--accent-neon);
    margin-right: 10px;
}

/* Projects Section */
.projects-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

.project-card {
    background-color: var(--bg-secondary);
    border-radius: 8px;
    padding: 2rem;
    height: 100%;
    display: flex;
    flex-direction: column;
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

.project-card.featured {
    grid-column: 1 / -1;
    border-color: var(--accent-neon);
    background: linear-gradient(to bottom right, var(--bg-secondary), rgba(0, 240, 255, 0.05));
}

.project-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-neon);
}

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

.folder-icon {
    font-size: 2.5rem;
    color: var(--accent-neon);
}

.project-title {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.project-desc,
.project-details p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 1rem;
    flex-grow: 1;
}

.project-details ul {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 1rem;
    padding-left: 1.5rem;
}

.project-details strong {
    color: var(--text-primary);
}

.project-tech-list {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: auto;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-muted);
}

.project-tech-list li {
    background-color: rgba(255, 255, 255, 0.05);
    padding: 4px 8px;
    border-radius: 4px;
}

/* Experience */
.timeline {
    position: relative;
    padding-left: 2rem;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 4px;
    top: 0;
    bottom: 0;
    width: 2px;
    background-color: var(--border-color);
}

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

.timeline-dot {
    position: absolute;
    left: -2rem;
    top: 5px;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: var(--accent-neon);
    transform: translateX(-4px);
    box-shadow: 0 0 10px var(--accent-neon);
}

.timeline-content h3 {
    color: var(--text-primary);
    font-size: 1.2rem;
    margin-bottom: 0.3rem;
}

.timeline-subtitle {
    font-family: var(--font-mono);
    color: var(--accent-green);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.timeline-content p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Certifications */
.cert-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.cert-card {
    display: flex;
    align-items: center;
    background-color: var(--bg-secondary);
    padding: 1.5rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.cert-card:hover {
    border-color: var(--accent-green);
}

.cert-icon {
    font-size: 2rem;
    color: var(--accent-green);
    margin-right: 1.5rem;
}

.cert-info h3 {
    font-size: 1.1rem;
    color: var(--text-primary);
    margin-bottom: 0.3rem;
}

.status {
    font-family: var(--font-mono);
    font-size: 0.8rem;
}

.status.completed {
    color: var(--accent-green);
}

.status.ongoing {
    color: var(--accent-cyan);
}

/* Modern Split Contact Section */
.section-title-center {
    font-size: 2.8rem;
    text-align: center;
    color: var(--accent-neon);
    margin-bottom: 4rem;
    font-family: var(--font-sans);
    font-weight: 800;
}

.contact-grid-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    background: rgba(15, 23, 42, 0.4);
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    padding: 3rem;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
    position: relative;
    overflow: hidden;
}

/* Subtly glowing background behind grid */
.contact-grid-split::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 50% 50%, rgba(0, 240, 255, 0.03) 0%, transparent 60%);
    pointer-events: none;
    z-index: 0;
}

.contact-left-col,
.contact-right-col {
    position: relative;
    z-index: 1;
}

.contact-left-col {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.contact-subtitle {
    font-size: 2.2rem;
    color: var(--accent-neon);
    margin-bottom: 1.5rem;
    font-family: var(--font-sans);
    font-weight: 700;
    letter-spacing: -1px;
}

.contact-bio {
    color: #cbd5e1;
    font-size: 1.05rem;
    line-height: 1.8;
    margin-bottom: 2.5rem;
}

.contact-info-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-info-list li {
    display: flex;
    align-items: center;
    gap: 1.2rem;
    font-size: 1.05rem;
    color: var(--text-primary);
}

.contact-info-list i {
    color: var(--accent-neon);
    font-size: 1.3rem;
    width: 25px;
    text-align: center;
}

.contact-info-list a {
    color: var(--text-primary);
    transition: var(--transition);
}

.contact-info-list a:hover {
    color: var(--accent-neon);
    text-shadow: 0 0 10px rgba(0, 240, 255, 0.5);
}

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

.input-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.input-group label {
    font-family: var(--font-sans);
    font-weight: 600;
    font-size: 0.95rem;
    color: #f8fafc;
}

.input-group input,
.input-group textarea {
    background-color: #1e293b;
    border: 1px solid transparent;
    border-radius: 6px;
    padding: 14px 16px;
    color: var(--text-primary);
    font-family: var(--font-sans);
    font-size: 1rem;
    transition: var(--transition);
}

.input-group input:focus,
.input-group textarea:focus {
    outline: none;
    background-color: #0f172a;
    border-color: var(--accent-neon);
    box-shadow: 0 0 0 3px rgba(0, 240, 255, 0.15);
}

.input-group textarea {
    resize: vertical;
    min-height: 140px;
}

.cyan-submit-btn {
    background-color: var(--accent-cyan);
    color: var(--bg-main);
    border: none;
    border-radius: 6px;
    padding: 16px;
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    margin-top: 0.5rem;
    text-align: center;
}

.cyan-submit-btn:hover {
    background-color: var(--accent-neon);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 240, 255, 0.25);
}

/* Footer */
footer {
    text-align: center;
    padding: 3rem 2rem;
    border-top: 1px solid var(--border-color);
    background-color: var(--bg-secondary);
}

.footer-content p {
    font-family: var(--font-mono);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.footer-sub {
    margin-top: 0.5rem;
    font-size: 0.8rem;
    color: var(--border-color);
}

/* Responsive */
@media (max-width: 900px) {
    .about-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-grid-split {
        grid-template-columns: 1fr;
        padding: 2.5rem;
        gap: 3rem;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: rgba(2, 6, 23, 0.95);
        padding: 2rem;
        border-bottom: 1px solid var(--border-color);
    }
    
    .nav-links.active {
        display: flex;
    }
    
    .hamburger {
        display: block;
    }
    
    .glitch {
        font-size: 3.5rem;
    }
    
    .role {
        font-size: 1.5rem;
    }
    
    .section-title-center {
        font-size: 2.2rem;
        margin-bottom: 2.5rem;
    }

    .project-card.featured {
        grid-column: auto;
    }
}

@media (max-width: 480px) {
    .glitch {
        font-size: 2.5rem;
    }
    
    .role {
        font-size: 1.1rem;
    }
    
    .section {
        padding: 60px 15px;
    }
    
    .skills-grid {
        grid-template-columns: 1fr;
    }
    
    .projects-container {
        grid-template-columns: 1fr;
    }
    
    .cert-grid {
        grid-template-columns: 1fr;
    }
    
    .terminal-body {
        font-size: 0.75rem;
        padding: 15px;
        overflow-x: auto;
    }
    
    .contact-grid-split {
        padding: 1.5rem;
        gap: 2.5rem;
    }
    
    .form-group-inline {
        flex-direction: column;
        gap: 1.5rem;
    }
    
    .contact-subtitle {
        font-size: 1.8rem;
    }
}