/* --- CSS VARIABLES & RESET --- */
:root {
    --bg-color: #050505;
    --card-bg: #0a0a0a;
    --text-color: #e0e0e0;
    --neon-green: #00ff41;
    --neon-cyan: #00f3ff;
    --neon-red: #ff003c;
    --dim-gray: #333;
    --font-main: 'Share Tech Mono', monospace;
}

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

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

/* --- UTILITIES --- */
a { text-decoration: none; color: inherit; transition: 0.3s; }
ul { list-style: none; }
.highlight { color: var(--neon-green); }
.cyan { color: var(--neon-cyan); }
.red { color: var(--neon-red); }

/* Scrollbar */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg-color); }
::-webkit-scrollbar-thumb { background: var(--dim-gray); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--neon-green); }

/* --- BACKGROUND EFFECTS --- */
#matrix-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    opacity: 0.05; /* Subtle background */
}

/* CRT Scanline Effect Overlay */
.scanlines {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: linear-gradient(to bottom, rgba(255,255,255,0), rgba(255,255,255,0) 50%, rgba(0,0,0,0.2) 50%, rgba(0,0,0,0.2));
    background-size: 100% 4px;
    z-index: 999;
    pointer-events: none;
    opacity: 0.3;
}

/* --- NAVIGATION --- */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 20px 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(5, 5, 5, 0.9);
    backdrop-filter: blur(5px);
    border-bottom: 1px solid var(--dim-gray);
    z-index: 100;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--neon-green);
    text-shadow: 0 0 5px var(--neon-green);
    transition: all 0.3s ease;
    cursor: pointer;
}

.logo:hover {
    color: var(--neon-cyan);
    text-shadow: 0 0 10px var(--neon-cyan), 0 0 20px var(--neon-cyan);
    transform: scale(1.05);
}

.nav-links {
    display: flex;
    gap: 20px;
}

.nav-links a:hover {
    color: var(--neon-green);
    text-shadow: 0 0 8px var(--neon-green);
}

/* --- HERO SECTION --- */
.hero {
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 0 20px;
}

.glitch-wrapper {
    position: relative;
}

.hero h1 {
    font-size: 4rem;
    text-transform: uppercase;
    letter-spacing: 4px;
    position: relative;
    color: var(--text-color);
}

/* Glitch Animation */
.glitch {
    position: relative;
    color: var(--text-color);
}
.glitch::before, .glitch::after {
    content: attr(data-text);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-color);
}
.glitch::before {
    left: 2px;
    text-shadow: -1px 0 var(--neon-red);
    clip: rect(24px, 550px, 90px, 0);
    animation: glitch-anim-2 3s infinite linear alternate-reverse;
}
.glitch::after {
    left: -2px;
    text-shadow: -1px 0 var(--neon-cyan);
    clip: rect(85px, 550px, 140px, 0);
    animation: glitch-anim 2.5s infinite linear alternate-reverse;
}

@keyframes glitch-anim {
    0% { clip: rect(10px, 9999px, 31px, 0); }
    20% { clip: rect(70px, 9999px, 90px, 0); }
    40% { clip: rect(20px, 9999px, 60px, 0); }
    60% { clip: rect(80px, 9999px, 100px, 0); }
    80% { clip: rect(10px, 9999px, 40px, 0); }
    100% { clip: rect(50px, 9999px, 70px, 0); }
}
@keyframes glitch-anim-2 {
    0% { clip: rect(60px, 9999px, 80px, 0); }
    20% { clip: rect(10px, 9999px, 30px, 0); }
    40% { clip: rect(90px, 9999px, 100px, 0); }
    60% { clip: rect(15px, 9999px, 45px, 0); }
    80% { clip: rect(55px, 9999px, 75px, 0); }
    100% { clip: rect(30px, 9999px, 50px, 0); }
}

.tagline {
    font-size: 1.5rem;
    margin: 20px 0;
    color: var(--neon-cyan);
}

.cursor {
    display: inline-block;
    width: 10px;
    background-color: var(--neon-green);
    animation: blink 1s infinite;
}

@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }

.cta-buttons {
    margin-top: 30px;
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    justify-content: center;
}

.btn {
    padding: 12px 24px;
    border: 1px solid var(--neon-green);
    color: var(--neon-green);
    font-weight: bold;
    text-transform: uppercase;
    position: relative;
    overflow: hidden;
    background: transparent;
    cursor: pointer;
}

.btn:hover {
    background: var(--neon-green);
    color: var(--bg-color);
    box-shadow: 0 0 15px var(--neon-green);
}



/* --- SECTIONS GENERAL --- */
section {
    padding: 80px 10%;
    border-bottom: 1px solid #111;
}

.section-title {
    font-size: 2rem;
    margin-bottom: 40px;
    border-left: 5px solid var(--neon-green);
    padding-left: 15px;
    color: var(--text-color);
}

.section-title span { color: var(--dim-gray); font-size: 1rem; }

/* --- ABOUT --- */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.bio-text p { margin-bottom: 15px; }

.terminal-window {
    background: #1a1a1a;
    border-radius: 5px;
    box-shadow: 0 0 20px rgba(0,0,0,0.5);
    overflow: hidden;
    border: 1px solid var(--dim-gray);
}

.terminal-header {
    background: #333;
    padding: 5px 10px;
    display: flex;
    gap: 5px;
}

.dot { width: 10px; height: 10px; border-radius: 50%; }
.red-dot { background: #ff5f56; }
.yellow-dot { background: #ffbd2e; }
.green-dot { background: #27c93f; }

.terminal-body {
    padding: 20px;
    color: var(--neon-green);
    font-size: 0.9rem;
}

/* --- SKILLS --- */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.skill-card {
    background: var(--card-bg);
    border: 1px solid var(--dim-gray);
    padding: 20px;
    transition: 0.3s;
}

.skill-card:hover {
    border-color: var(--neon-cyan);
    box-shadow: 0 0 10px rgba(0, 243, 255, 0.2);
    transform: translateY(-5px);
}

.skill-card h3 { color: var(--neon-cyan); margin-bottom: 15px; }

.skill-bar {
    margin-bottom: 10px;
}
.skill-name { display: flex; justify-content: space-between; font-size: 0.85rem; margin-bottom: 5px; }
.progress-bg { background: #222; height: 6px; width: 100%; }
.progress-fill { height: 100%; background: var(--neon-green); width: 0%; transition: width 1.5s ease-in-out; }

/* --- EXPERIENCE --- */
.timeline {
    position: relative;
    border-left: 2px solid var(--dim-gray);
    margin-left: 20px;
    padding-left: 40px;
}

.timeline-item {
    margin-bottom: 40px;
    position: relative;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -49px;
    top: 5px;
    width: 16px;
    height: 16px;
    background: var(--bg-color);
    border: 2px solid var(--neon-green);
    border-radius: 50%;
}

.timeline-date {
    color: var(--neon-cyan);
    font-size: 0.9rem;
    margin-bottom: 5px;
}

.timeline-role { font-size: 1.2rem; font-weight: bold; color: #fff; }
.timeline-company { color: var(--dim-gray); margin-bottom: 10px; }
.timeline-desc li { margin-bottom: 5px; list-style: square; margin-left: 20px; color: #ccc; }

/* --- PROJECTS --- */
.project-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.project-card {
    background: var(--card-bg);
    border: 1px solid var(--dim-gray);
    padding: 25px;
    position: relative;
    overflow: hidden;
}

.project-card::before {
    content: "SECURE";
    position: absolute;
    top: 10px;
    right: -30px;
    background: var(--neon-green);
    color: #000;
    padding: 2px 30px;
    transform: rotate(45deg);
    font-size: 0.7rem;
    font-weight: bold;
}

.project-card h3 { color: #fff; margin-bottom: 10px; }
.tech-stack { display: flex; gap: 10px; flex-wrap: wrap; margin: 15px 0; }
.tech-badge {
    font-size: 0.75rem;
    border: 1px solid var(--neon-cyan);
    color: var(--neon-cyan);
    padding: 2px 8px;
    border-radius: 3px;
}
.project-outcome {
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px dashed var(--dim-gray);
    font-size: 0.9rem;
    color: #bbb;
}

/* --- CTF & CERTS --- */
.achievements-container {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
}

.cert-item {
    flex: 1 1 300px;
    border: 1px solid var(--neon-red);
    padding: 15px;
    display: flex;
    align-items: center;
    gap: 15px;
    background: rgba(255, 0, 60, 0.05);
}

.cert-icon { font-size: 2rem; color: var(--neon-red); }

/* --- CONTACT --- */
.contact-container {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.contact-links {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-top: 30px;
    font-size: 2rem;
}

footer {
    text-align: center;
    padding: 20px;
    border-top: 1px solid var(--dim-gray);
    font-size: 0.8rem;
    color: var(--dim-gray);
}

.hamburger {
    display: none;
    cursor: pointer;
}

.hamburger span {
    display: block;
    width: 25px;
    height: 3px;
    margin: 5px;
    background-color: var(--text-color);
    transition: all 0.3s ease-in-out;
}

.mobile-nav {
    display: none;
    position: absolute;
    top: 70px;
    left: 0;
    width: 100%;
    background: var(--bg-color);
    padding: 20px 0;
}

.mobile-nav ul {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.mobile-nav a {
    font-size: 1.2rem;
}

/* --- RESPONSIVE --- */
@media (max-width: 992px) {
    .project-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .hero h1 { font-size: 2.5rem; }
    .about-content { grid-template-columns: 1fr; }
    .nav-links { display: none; }
    .hamburger { display: block; }
    .mobile-nav.active { display: block; }

    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

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

    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
}

body.dark-mode {
    --bg-color: #050505;
    --card-bg: #0a0a0a;
    --text-color: #e0e0e0;
}