:root {
    --neon-blue: #0ff;
    --neon-pink: #f0f;
    --neon-purple: #c526ff;
    --dark-bg: #0a0a0f;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Orbitron', sans-serif;
}

body {
    background-color: var(--dark-bg);
    color: #fff;
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

/* Noise overlay */
.noise {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    opacity: 0.05;
    z-index: 9999;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 400 400' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
}

/* Navigation */
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 5%;
    backdrop-filter: blur(10px);
    position: fixed;
    width: 100%;
    z-index: 1000;
}

.logo {
    font-size: 2rem;
    font-weight: bold;
    color: var(--neon-blue);
    text-shadow: 0 0 10px var(--neon-blue);
}

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

.nav-links a {
    color: #fff;
    text-decoration: none;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: var(--neon-pink);
    text-shadow: 0 0 10px var(--neon-pink);
}

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 0 5%;
    background: linear-gradient(45deg, rgba(10,10,15,0.9), rgba(197,38,255,0.1));
}

h1 {
    font-size: 4rem;
    margin-bottom: 1rem;
    color: var(--neon-purple);
    text-shadow: 0 0 20px var(--neon-purple);
    font-size: 16px
}

.cyber-text {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    color: var(--neon-blue);
    text-shadow: 0 0 10px var(--neon-blue);
}

/* About Section */
.about {
    padding: 8rem 5% 5rem;
    background: linear-gradient(180deg, var(--dark-bg), rgba(197,38,255,0.1));
}

.section-title {
    font-size: 3rem;
    text-align: center;
    margin-bottom: 3rem;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 3rem;
    max-width: 1200px;
    margin: 0 auto;
}

.profile-info {
    background: rgba(255, 255, 255, 0.05);
    padding: 2rem;
    border: 1px solid var(--neon-pink);
    box-shadow: 0 0 15px rgba(255, 0, 255, 0.2);
}

.profile-info h3 {
    color: var(--neon-pink);
    font-size: 2rem;
    margin-bottom: 1rem;
    text-shadow: 0 0 10px var(--neon-pink);
}

/* Skills Section */
.skills {
    padding: 5rem 5%;
    background: linear-gradient(180deg, rgba(197,38,255,0.1), var(--dark-bg));
}

.skills-grid {
    display: grid;
    gap: 3rem;
    max-width: 1200px;
    margin: 0 auto;
}

.skill-category {
    background: rgba(255, 255, 255, 0.05);
    padding: 2rem;
    border: 1px solid var(--neon-blue);
    margin-bottom: 2rem;
}

.category-title {
    color: var(--neon-pink);
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    text-shadow: 0 0 10px var(--neon-pink);
}

.tags {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin: 1rem 0;
}

.cyber-tag {
    background: rgba(0, 255, 255, 0.1);
    border: 1px solid var(--neon-blue);
    color: var(--neon-blue);
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
    transition: all 0.3s;
}

.cyber-tag:hover {
    background: var(--neon-blue);
    color: var(--dark-bg);
    box-shadow: 0 0 10px var(--neon-blue);
    transform: translateY(-2px);
}

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

.cert-card {
    background: rgba(255, 255, 255, 0.05);
    padding: 2rem;
    border: 1px solid var(--neon-purple);
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
}

.cert-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 0 20px var(--neon-purple);
}

.cert-icon {
    color: var(--neon-purple);
    font-size: 2rem;
    margin-bottom: 1rem;
}

.cert-card h4 {
    color: var(--neon-blue);
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
}

.cert-card p {
    color: #fff;
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.cert-date {
    color: var(--neon-pink);
    font-size: 0.8rem;
    position: absolute;
    top: 1rem;
    right: 1rem;
}

.social-links {
    margin-top: 2rem;
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.cyber-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--neon-purple);
    text-decoration: none;
    padding: 0.5rem 1rem;
    border: 1px solid var(--neon-purple);
    transition: all 0.3s;
    flex: 1;
    justify-content: center;
    min-width: 150px;
}

.cyber-link:hover {
    background: var(--neon-purple);
    color: var(--dark-bg);
    box-shadow: 0 0 15px var(--neon-purple);
    transform: translateY(-2px);
}

.cyber-link:nth-child(2) {
    color: var(--neon-blue);
    border-color: var(--neon-blue);
}

.cyber-link:nth-child(2):hover {
    background: var(--neon-blue);
    color: var(--dark-bg);
    box-shadow: 0 0 15px var(--neon-blue);
}

.profile-details {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.detail-card {
    background: rgba(255, 255, 255, 0.05);
    padding: 2rem;
    border: 1px solid var(--neon-blue);
    transition: all 0.3s;
}

.detail-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 0 20px var(--neon-blue);
}

.detail-card h4 {
    color: var(--neon-pink);
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

/* Features Section */
.features {
    padding: 5rem 5%;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.feature-card {
    background: rgba(255, 255, 255, 0.05);
    padding: 2rem;
    border: 1px solid var(--neon-blue);
    transition: all 0.3s;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 0 20px var(--neon-blue);
}

.feature-card h3 {
    color: var(--neon-pink);
    margin-bottom: 1rem;
}

/* Footer */
footer {
    text-align: center;
    padding: 2rem;
    background: rgba(10, 10, 15, 0.9);
    color: #fff;
}

/* Glitch Effect */
.glitch {
    position: relative;
}

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

.glitch::before {
    left: 2px;
    text-shadow: -2px 0 var(--neon-pink);
    animation: glitch-animation 2s infinite linear alternate-reverse;
}

.glitch::after {
    left: -2px;
    text-shadow: 2px 0 var(--neon-blue);
    animation: glitch-animation 3s infinite linear alternate-reverse;
}

/* Animations */
@keyframes glitch-animation {
    0% {
        clip: rect(44px, 9999px, 56px, 0);
    }
    5% {
        clip: rect(12px, 9999px, 76px, 0);
    }
    10% {
        clip: rect(45px, 9999px, 88px, 0);
    }
    15% {
        clip: rect(22px, 9999px, 67px, 0);
    }
    20% {
        clip: rect(23px, 9999px, 55px, 0);
    }
    25% {
        clip: rect(67px, 9999px, 98px, 0);
    }
    30% {
        clip: rect(34px, 9999px, 23px, 0);
    }
    35% {
        clip: rect(88px, 9999px, 43px, 0);
    }
    40% {
        clip: rect(44px, 9999px, 88px, 0);
    }
    45% {
        clip: rect(12px, 9999px, 65px, 0);
    }
    50% {
        clip: rect(67px, 9999px, 45px, 0);
    }
}

@media (max-width: 768px) {
    nav {
        flex-direction: column;
        gap: 1rem;
        padding: 1rem 5%;
    }
    
    .nav-links {
        flex-direction: column;
        align-items: center;
    }
    
    h1 {
        font-size: 2.5rem;
    }
    
    .cyber-text {
        font-size: 1.2rem;
    }

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

    .profile-info {
        margin-bottom: 2rem;
    }

    .section-title {
        font-size: 2.2rem;
    }

    .category-title {
        font-size: 1.5rem;
    }

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

/* Button Styles */
.cyber-button {
    background: transparent;
    border: 2px solid var(--neon-blue);
    color: var(--neon-blue);
    padding: 1rem 2rem;
    font-size: 1.2rem;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: all 0.3s;
}

.cyber-button:hover {
    background: var(--neon-blue);
    color: var(--dark-bg);
    box-shadow: 0 0 20px var(--neon-blue);
}

/* Chat Section */
.chat {
    padding: 5rem 5%;
    background: linear-gradient(180deg, var(--dark-bg), rgba(0, 255, 255, 0.05));
    border-top: 2px solid var(--neon-blue);
}

.chat-container {
    width: 90%;
    max-width: none;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.chat-window {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--neon-blue);
    border-radius: 8px;
    padding: 1rem;
    height: 400px;
    overflow-y: auto;
    font-family: monospace;
    box-shadow: 0 0 10px rgba(0, 255, 255, 0.2);
}

.chat-message {
    margin-bottom: 1rem;
    line-height: 1.4;
    word-break: break-word;
}

.chat-message.user {
    color: var(--neon-blue);
    text-align: right;
    text-shadow: 0 0 5px var(--neon-blue);
}

.chat-input-area {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.cyber-input {
    flex: 1;
    background: rgba(0, 255, 255, 0.05);
    border: 1px solid var(--neon-blue);
    color: var(--neon-blue);
    padding: 0.75rem 1rem;
    font-size: 1rem;
    border-radius: 4px;
    outline: none;
    transition: all 0.3s ease;
    font-family: 'Orbitron', sans-serif;
}

.cyber-input::placeholder {
    color: rgba(0, 255, 255, 0.5);
}

.cyber-input:focus {
    box-shadow: 0 0 10px var(--neon-blue);
    background: rgba(0, 255, 255, 0.1);
}


.chat-message.ai {
    color: var(--neon-pink);
    text-shadow: 0 0 5px var(--neon-pink);
    background: rgba(255, 255, 255, 0.03);
    padding: 1rem;
    border-left: 3px solid var(--neon-pink);
    border-radius: 5px;
    margin-top: 1rem;
    font-family: 'Orbitron', sans-serif;
}

/* Markdown elements */
.chat-message.ai h1,
.chat-message.ai h2,
.chat-message.ai h3 {
    color: var(--neon-purple);
    text-shadow: 0 0 5px var(--neon-purple);
    margin: 1rem 0 0.5rem;
}

.chat-message.ai p {
    margin: 0.5rem 0;
}

.chat-message.ai code {
    background: rgba(0, 255, 255, 0.1);
    border: 1px solid var(--neon-blue);
    padding: 0.2rem 0.4rem;
    font-family: monospace;
    font-size: 0.95rem;
    color: var(--neon-blue);
}

.chat-message.ai pre code {
    display: block;
    background: rgba(0, 255, 255, 0.05);
    padding: 1rem;
    overflow-x: auto;
    border-left: 3px solid var(--neon-blue);
}

.chat-message.ai ul,
.chat-message.ai ol {
    margin-left: 1.5rem;
    margin-bottom: 1rem;
}

.chat-message.ai strong {
    color: var(--neon-blue);
}

.chat-message.ai em {
    color: var(--neon-pink);
}

/* === CYBERPUNK ANIMATIONS === */

/* Scanlines Overlay */
.scanlines {
    pointer-events: none;
    position: fixed;
    top: 0; left: 0; width: 100vw; height: 100vh;
    z-index: 100;
    opacity: 0.04;
    background: repeating-linear-gradient(
        to bottom,
        #fff 0px,
        #fff 1px,
        transparent 2px,
        transparent 6px
    );
    animation: scanlines-move 0.7s linear infinite;
}
@keyframes scanlines-move {
    0% { background-position-y: 0; }
    100% { background-position-y: 6px; }
}

* Neon Flicker Animation */
.neon-flicker {
    animation: neon-flicker 1s infinite alternate;
}
@keyframes neon-flicker {
    0%, 100% { opacity: 1; text-shadow: 0 0 10px var(--neon-blue), 0 0 20px var(--neon-pink); }
    10% { opacity: 0.8; }
    20% { opacity: 0.6; text-shadow: 0 0 20px var(--neon-pink), 0 0 40px var(--neon-blue); }
    22% { opacity: 0.2; }
    24% { opacity: 1; }
    30% { opacity: 0.7; }
    35% { opacity: 1; }
    40% { opacity: 0.5; }
    50% { opacity: 1; }
    60% { opacity: 0.9; }
    70% { opacity: 1; }
    80% { opacity: 0.6; }
    90% { opacity: 1; }
}

/* Button Pulse Animation */
.cyber-button.pulse {
    animation: button-pulse 0.5s infinite alternate;
}
@keyframes button-pulse {
    0% { box-shadow: 0 0 10px var(--neon-blue), 0 0 20px var(--neon-blue); }
    100% { box-shadow: 0 0 10px var(--neon-pink), 0 0 20px var(--neon-blue); }
}

/* Hologram Shimmer Animation for Cards */
.holo-shimmer {
    position: relative;
    overflow: hidden;
}
.holo-shimmer::after {
    content: "";
    position: absolute;
    top: -50%; left: -50%;
    width: 200%; height: 200%;
    background: linear-gradient(120deg, rgba(0,255,255,0.1) 0%, rgba(255,0,255,0.15) 50%, rgba(0,255,255,0.1) 100%);
    opacity: 0.7;
    transform: rotate(25deg);
    animation: holo-shimmer-move 1.2s linear infinite;
    pointer-events: none;
}
@keyframes holo-shimmer-move {
    0% { transform: translateX(-100%) rotate(25deg); }
    100% { transform: translateX(100%) rotate(25deg); }
}

/* Glitch-on-Hover Animation */
.glitch-on-hover:hover,
.glitch-on-hover:focus {
    animation: glitch-hover 0.18s steps(2) 1;
}
@keyframes glitch-hover {
    0% { filter: blur(0px) hue-rotate(0deg); }
    20% { filter: blur(2px) hue-rotate(30deg); }
    40% { filter: blur(0px) hue-rotate(-30deg); }
    60% { filter: blur(2px) hue-rotate(60deg); }
    80% { filter: blur(0px) hue-rotate(-60deg); }
    100% { filter: blur(0px) hue-rotate(0deg); }
}

/* Nav-specific scanlines overlay */
.nav-scanlines {
    pointer-events: none;
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    z-index: 10;
    opacity: 0.08;
    background: repeating-linear-gradient(to bottom, #000000 0px, #a3a3a3 1px, transparent 2px, transparent 6px);
    animation: scanlines-move 0.7s linear infinite;
}

/* Neon flicker and glitch for nav links */
.nav-links a {
    position: relative;
    color: var(--neon-blue);
    text-shadow: 0 0 8px var(--neon-blue);
    transition: color 0.2s;
}
.nav-links a.neon-flicker {
    animation: neon-flicker 1s infinite alternate;
}
.nav-links a.glitch-on-hover:hover,
.nav-links a.glitch-on-hover:focus {
    animation: glitch-hover 0.18s steps(2) 1;
}

/* Animated underline */
.nav-links a::after {
    content: "";
    display: block;
    height: 2px;
    width: 0;
    background: linear-gradient(90deg, var(--neon-pink), var(--neon-blue));
    transition: width 0.3s;
    box-shadow: 0 0 8px var(--neon-pink);
    margin-top: 2px;
}
.nav-links a:hover::after,
.nav-links a:focus::after {
    width: 100%;
}