:root {
    --bg-dark: #0a0a0f;
    --bg-card: rgba(255, 255, 255, 0.03);
    --bg-card-hover: rgba(255, 255, 255, 0.08);
    --border-glass: rgba(255, 255, 255, 0.05);
    
    --primary: #00f0ff;
    --secondary: #7000ff;
    --accent: #ff003c;
    
    --text-main: #f0f0f0;
    --text-muted: #a0a0a0;
    
    --font-heading: 'Space Grotesk', sans-serif;
    --font-body: 'Outfit', sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

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

a {
    text-decoration: none;
    color: inherit;
    transition: 0.3s ease;
}

ul {
    list-style: none;
}

/* Utilities */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section {
    padding: 100px 0;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    margin-bottom: 3rem;
    position: relative;
    display: inline-block;
}

.section-title span {
    color: var(--primary);
}

.center {
    text-align: center;
    display: block;
}

.glass-panel {
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--border-glass);
    border-radius: 16px;
    transition: transform 0.3s ease, background 0.3s ease, box-shadow 0.3s ease;
}

.glass-panel:hover {
    background: var(--bg-card-hover);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 240, 255, 0.1);
}

/* Buttons */
.btn-primary, .btn-secondary {
    display: inline-block;
    padding: 0.8rem 2rem;
    border-radius: 8px;
    font-weight: 600;
    font-family: var(--font-heading);
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: linear-gradient(45deg, var(--primary), var(--secondary));
    color: #fff;
    box-shadow: 0 4px 15px rgba(112, 0, 255, 0.4);
}

.btn-primary:hover {
    box-shadow: 0 6px 20px rgba(0, 240, 255, 0.6);
    transform: translateY(-2px);
}

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

.btn-secondary:hover {
    background: rgba(0, 240, 255, 0.1);
}

.btn-text {
    color: var(--primary);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-text:hover {
    gap: 0.8rem;
}

.btn-block {
    width: 100%;
}

/* Navigation */
.glass-nav {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(10, 10, 15, 0.7);
    backdrop-filter: blur(15px);
    border-bottom: 1px solid var(--border-glass);
    padding: 1rem 0;
    transition: 0.3s;
}

.glass-nav.scrolled {
    padding: 0.5rem 0;
    background: rgba(10, 10, 15, 0.9);
}

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

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: 1px;
}

.logo span {
    color: var(--primary);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-links a:not(.btn-primary) {
    font-weight: 500;
    position: relative;
}

.nav-links a:not(.btn-primary)::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -4px;
    left: 0;
    background-color: var(--primary);
    transition: width 0.3s ease;
}

.nav-links a:not(.btn-primary):hover::after,
.nav-links a:not(.btn-primary).active::after {
    width: 100%;
}

.menu-toggle {
    display: none;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    text-align: center;
    padding-top: 80px;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    padding: 0 2rem;
}

.glitch {
    font-family: var(--font-heading);
    font-size: 5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1rem;
    position: relative;
    text-shadow: 0 0 20px rgba(0, 240, 255, 0.3);
}

.typing-container {
    font-size: 2rem;
    font-weight: 300;
    margin-bottom: 1.5rem;
    color: var(--text-muted);
}

#typing-text {
    color: var(--primary);
    font-weight: 600;
}

.cursor {
    display: inline-block;
    width: 3px;
    background-color: var(--primary);
    animation: blink 1s step-end infinite;
}

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

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

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
}

.hero-bg-elements {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    overflow: hidden;
    pointer-events: none;
}

.glow-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.4;
    animation: float 10s infinite alternate ease-in-out;
}

.orb-1 {
    width: 400px;
    height: 400px;
    background: var(--primary);
    top: -100px;
    right: -100px;
}

.orb-2 {
    width: 500px;
    height: 500px;
    background: var(--secondary);
    bottom: -200px;
    left: -200px;
    animation-delay: -5s;
}

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

/* About Section */
.about-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.img-wrapper {
    position: relative;
    border-radius: 24px;
    overflow: hidden;
    padding: 1rem;
}

.img-wrapper img {
    width: 100%;
    border-radius: 16px;
    display: block;
    filter: grayscale(20%) contrast(1.1);
    transition: 0.5s;
}

.img-wrapper:hover img {
    filter: grayscale(0%) contrast(1);
    transform: scale(1.02);
}

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

.stats {
    display: flex;
    gap: 1.5rem;
    margin-top: 2rem;
}

.stat-item {
    flex: 1;
    padding: 1.5rem;
    text-align: center;
}

.stat-item h3 {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 0.5rem;
}

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

.expertise-card {
    padding: 2.5rem 2rem;
    text-align: center;
}

.expertise-card .icon {
    font-size: 3rem;
    color: var(--primary);
    margin-bottom: 1.5rem;
    background: -webkit-linear-gradient(45deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.expertise-card h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.expertise-card p {
    color: var(--text-muted);
}

/* Portfolio Section */
.portfolio-filters {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.filter-btn {
    background: transparent;
    border: 1px solid var(--border-glass);
    color: var(--text-main);
    padding: 0.5rem 1.5rem;
    border-radius: 30px;
    cursor: pointer;
    transition: 0.3s;
    font-family: var(--font-body);
}

.filter-btn:hover, .filter-btn.active {
    background: var(--primary);
    color: #000;
    border-color: var(--primary);
    font-weight: 600;
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.portfolio-item {
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.portfolio-img {
    height: 220px;
    background-size: cover;
    background-position: center;
    border-bottom: 1px solid var(--border-glass);
}

.portfolio-img.placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    background: #1a1a24;
    color: var(--text-muted);
}

.portfolio-info {
    padding: 1.5rem;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.portfolio-info h3 {
    font-family: var(--font-heading);
    margin-bottom: 0.5rem;
}

.portfolio-info p {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

/* Contact Section */
.contact-container {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 3rem;
}

.contact-info {
    padding: 3rem 2rem;
}

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

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.contact-item i {
    font-size: 1.5rem;
    color: var(--primary);
}

.contact-form-wrapper {
    padding: 3rem;
}

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

.form-group input,
.form-group textarea {
    width: 100%;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-glass);
    padding: 1rem;
    border-radius: 8px;
    color: var(--text-main);
    font-family: var(--font-body);
    transition: 0.3s;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    background: rgba(255, 255, 255, 0.05);
}

.form-message {
    margin-top: 1rem;
    text-align: center;
    font-weight: 600;
}
.form-message.success { color: #00ff88; }
.form-message.error { color: #ff003c; }

/* Footer */
footer {
    border-top: 1px solid var(--border-glass);
    padding: 2rem 0;
    margin-top: 4rem;
}

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

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

.social-links a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    border-radius: 50%;
    border: 1px solid var(--border-glass);
}

.social-links a:hover {
    background: var(--primary);
    color: #000;
    transform: translateY(-3px);
}

/* Responsive */
@media (max-width: 992px) {
    .about-container, .contact-container {
        grid-template-columns: 1fr;
    }
    .glitch { font-size: 3.5rem; }
    .typing-container { font-size: 1.5rem; }
}

@media (max-width: 768px) {
    .menu-toggle {
        display: block;
        font-size: 1.5rem;
        cursor: pointer;
        color: var(--primary);
    }
    
    .nav-links {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: rgba(10, 10, 15, 0.95);
        backdrop-filter: blur(15px);
        flex-direction: column;
        justify-content: center;
        transition: 0.3s ease;
        padding: 2rem;
    }
    
    .nav-links.active {
        left: 0;
    }

    .section { padding: 60px 0; }
    .glitch { font-size: 2.5rem; }
    .hero-buttons { flex-direction: column; }
}