/* ============================================
   CSS VARIABLES & RESET
   ============================================ */

:root {
    /* Colors */
    --color-bg: #000000;
    --color-bg-secondary: #111111;
    --color-bg-tertiary: #222222;
    --color-text: #ffffff;
    --color-text-secondary: #888888;
    --color-text-muted: #444444;

    /* Accent Colors - Monochrome */
    --color-primary: #ffffff;
    --color-primary-light: #cccccc;
    --color-primary-dark: #eaeaea;
    --color-secondary: #333333;
    --color-accent: #ffffff;
    --color-success: #ffffff;
    /* Minimalist success */
    --color-warning: #ffffff;

    /* Gradients - Removed/Subtle */
    --gradient-primary: #ffffff;
    --gradient-secondary: #333333;
    --gradient-text: linear-gradient(180deg, #ffffff 0%, #888888 100%);

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 2rem;
    --font-size-4xl: 2.5rem;
    --font-size-5xl: 3rem;
    --font-size-6xl: 4rem;

    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.375rem;
    --radius-lg: 0.5rem;
    --radius-xl: 0.75rem;
    --radius-2xl: 1rem;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(255, 255, 255, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 20px rgba(255, 255, 255, 0.1);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 200ms ease;
    --transition-slow: 300ms ease;
}

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

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body {
    font-family: var(--font-family);
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    font-size: var(--font-size-base);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   NEURAL NETWORK BACKGROUND
   ============================================ */

.neural-network-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    opacity: 0.35;
    /* Increased visibility */
    pointer-events: none;
}

/* ============================================
   NAVIGATION
   ============================================ */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid #333;
    transition: all var(--transition-base);
}

.navbar.scrolled {
    background: rgba(0, 0, 0, 0.9);
    border-bottom-color: #333;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-brand {
    font-size: var(--font-size-lg);
    font-weight: 700;
    text-decoration: none;
    letter-spacing: -0.02em;
    transition: opacity var(--transition-base);
    color: var(--color-text);
}

.nav-brand:hover {
    opacity: 0.8;
    transform: none;
}

.brand-byte {
    color: var(--color-text);
}

.brand-ai {
    background: none;
    -webkit-background-clip: text;
    -webkit-text-fill-color: var(--color-text);
    background-clip: text;
    color: var(--color-text);
}

.nav-links {
    display: flex;
    gap: var(--spacing-lg);
    align-items: center;
}

.nav-link {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: var(--font-size-sm);
    transition: color var(--transition-base);
    position: relative;
}

.nav-link::after {
    display: none;
}

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

.nav-link-cta {
    background: var(--color-text);
    color: var(--color-bg);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    font-weight: 500;
    transition: all var(--transition-base);
}

.nav-link-cta::after {
    display: none;
}

.nav-link-cta:hover {
    background: #e0e0e0;
    transform: none;
    box-shadow: none;
}

/* ============================================
   HERO SECTION
   ============================================ */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding: var(--spacing-3xl) var(--spacing-lg);
}

.hero-background {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.15;
    animation: float 20s ease-in-out infinite;
    background: radial-gradient(circle, #ffffff 0%, transparent 70%);
}

.orb-1 {
    width: 600px;
    height: 600px;
    top: -200px;
    left: -200px;
    animation-delay: 0s;
}

.orb-2 {
    width: 500px;
    height: 500px;
    bottom: -150px;
    right: -150px;
    animation-delay: 5s;
}

.orb-3 {
    width: 400px;
    height: 400px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: 10s;
}

@keyframes float {

    0%,
    100% {
        transform: translate(0, 0) scale(1);
    }

    33% {
        transform: translate(30px, -30px) scale(1.05);
    }

    66% {
        transform: translate(-30px, 30px) scale(0.95);
    }
}

.grid-overlay {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 40px 40px;
    mask-image: radial-gradient(ellipse at center, black 0%, transparent 70%);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
    text-align: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    background: #111;
    border: 1px solid #333;
    padding: 0.5rem 1rem;
    border-radius: 100px;
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-lg);
    backdrop-filter: blur(10px);
    animation: fadeInDown 0.8s ease-out;
}

.badge-dot {
    width: 6px;
    height: 6px;
    background: var(--color-text);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.3;
    }
}

.hero-title {
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 800;
    line-height: 1.05;
    letter-spacing: -0.04em;
    margin-bottom: var(--spacing-lg);
    animation: fadeInUp 0.8s ease-out 0.2s both;
    color: var(--color-text);
}

.title-line {
    display: block;
}

.gradient-text {
    background: linear-gradient(180deg, #fff 0%, #666 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto var(--spacing-xl);
    line-height: 1.6;
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease-out 0.6s both;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.875rem 2rem;
    border-radius: var(--radius-md);
    font-weight: 500;
    font-size: var(--font-size-sm);
    text-decoration: none;
    transition: all var(--transition-base);
    cursor: pointer;
    border: 1px solid transparent;
    height: 48px;
}

.btn-primary {
    background: var(--color-text);
    color: var(--color-bg);
    box-shadow: none;
    border: 1px solid var(--color-text);
}

.btn-primary:hover {
    background: #e0e0e0;
    border-color: #e0e0e0;
    transform: none;
    box-shadow: none;
}

.btn-secondary {
    background: transparent;
    color: var(--color-text-secondary);
    border: 1px solid #333;
    backdrop-filter: none;
}

.btn-secondary:hover {
    background: transparent;
    color: var(--color-text);
    border-color: var(--color-text);
    transform: none;
}

.btn-icon {
    transition: transform var(--transition-base);
}

.btn:hover .btn-icon {
    transform: translateX(4px);
}

.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-xl);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-text-muted);
    font-size: var(--font-size-xs);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    animation: fadeIn 1s ease-out 1s both;
}

.scroll-line {
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, transparent, var(--color-text-muted), transparent);
    animation: scrollLine 2s ease-in-out infinite;
}

@keyframes scrollLine {

    0%,
    100% {
        opacity: 0;
        transform: translateY(-10px);
    }

    50% {
        opacity: 1;
        transform: translateY(10px);
    }
}

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

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ============================================
   SECTIONS
   ============================================ */

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section-label {
    display: inline-block;
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-primary-light);
    margin-bottom: var(--spacing-sm);
}

.section-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin-bottom: var(--spacing-md);
}

.section-description {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.8;
}

/* ============================================
   PROJECTS SECTION
   ============================================ */

.projects {
    padding: var(--spacing-3xl) 0;
    position: relative;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: var(--spacing-xl);
}

.project-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-2xl);
    overflow: hidden;
    transition: all var(--transition-base);
    position: relative;
}

.project-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity var(--transition-base);
    z-index: 0;
}

.project-card:hover::before {
    opacity: 0.05;
}

.project-card:hover {
    transform: translateY(-8px);
    border-color: rgba(99, 102, 241, 0.3);
    box-shadow: 0 20px 60px rgba(99, 102, 241, 0.2);
}

.project-card-inner {
    position: relative;
    z-index: 1;
}

.project-visual {
    padding: var(--spacing-xl);
    padding-bottom: var(--spacing-lg);
}

.project-image-placeholder {
    background: var(--color-bg-secondary);
    border-radius: var(--radius-xl);
    aspect-ratio: 16/9;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

/* Terminal Window */
.terminal-window {
    width: 100%;
    max-width: 500px;
    background: #0a0a0a;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}

.terminal-header {
    background: #1a1a1a;
    padding: 0.75rem 1rem;
    display: flex;
    gap: 0.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.terminal-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

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

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

.terminal-dot.green {
    background: #27ca40;
}

.terminal-body {
    padding: 1.5rem;
    font-family: 'SF Mono', Monaco, Consolas, monospace;
    font-size: var(--font-size-sm);
}

.terminal-line {
    margin-bottom: 0.75rem;
    display: flex;
    gap: 0.5rem;
}

.prompt {
    color: var(--color-primary-light);
    font-weight: 600;
}

.command {
    color: var(--color-text);
}

.output {
    color: var(--color-success);
}

.typing {
    position: relative;
    animation: typing 2s steps(20) infinite;
}

@keyframes typing {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.5;
    }
}

.project-tags {
    display: flex;
    gap: var(--spacing-xs);
    flex-wrap: wrap;
}

.tag {
    background: rgba(99, 102, 241, 0.1);
    color: var(--color-primary-light);
    padding: 0.375rem 0.75rem;
    border-radius: var(--radius-md);
    font-size: var(--font-size-xs);
    font-weight: 600;
    border: 1px solid rgba(99, 102, 241, 0.2);
}

.project-content {
    padding: 0 var(--spacing-xl) var(--spacing-xl);
}

.project-title {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    letter-spacing: -0.01em;
}

.project-description {
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: var(--spacing-lg);
}

.project-features {
    display: grid;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.feature-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
}

.feature-icon {
    color: var(--color-primary-light);
    flex-shrink: 0;
}

.project-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--color-primary-light);
    text-decoration: none;
    font-weight: 600;
    transition: all var(--transition-base);
}

.project-link:hover {
    color: var(--color-primary);
    gap: var(--spacing-sm);
}

.link-arrow {
    transition: transform var(--transition-base);
}

.project-link:hover .link-arrow {
    transform: translateX(4px);
}

/* Coming Soon Card */
.coming-soon {
    opacity: 0.7;
}

.coming-soon-visual {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.pulse-ring {
    position: absolute;
    width: 100px;
    height: 100px;
    border: 2px solid var(--color-primary);
    border-radius: 50%;
    animation: pulseRing 2s ease-out infinite;
}

@keyframes pulseRing {
    0% {
        transform: scale(0.8);
        opacity: 1;
    }

    100% {
        transform: scale(1.5);
        opacity: 0;
    }
}

.coming-soon-icon {
    color: var(--color-primary-light);
    position: relative;
    z-index: 1;
}

/* ============================================
   ABOUT SECTION
   ============================================ */

.about {
    padding: var(--spacing-3xl) 0;
    background: var(--color-bg-secondary);
    position: relative;
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-3xl);
    align-items: center;
}

.about-content {
    max-width: 600px;
}

.about-text {
    color: var(--color-text-secondary);
    font-size: var(--font-size-lg);
    line-height: 1.8;
    margin-bottom: var(--spacing-lg);
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.stat-item {
    text-align: center;
    padding: var(--spacing-lg);
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
}

.stat-item:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(99, 102, 241, 0.3);
    transform: translateY(-4px);
}

.stat-value {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
}

.skill-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    transition: all var(--transition-base);
}

.skill-card:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(99, 102, 241, 0.3);
    transform: translateY(-4px);
}

.skill-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-md);
    color: white;
}

.skill-card h4 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.skill-card p {
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
    line-height: 1.6;
}

/* ============================================
   CONTACT SECTION
   ============================================ */

.contact {
    padding: var(--spacing-3xl) 0;
}

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

.contact-methods {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.contact-card {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-xl);
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-xl);
    text-decoration: none;
    transition: all var(--transition-base);
}

.contact-card:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(99, 102, 241, 0.3);
    transform: translateY(-4px);
    box-shadow: 0 10px 40px rgba(99, 102, 241, 0.2);
}

.contact-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    flex-shrink: 0;
    color: white;
}

.contact-info {
    text-align: left;
}

.contact-info h4 {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 0.25rem;
}

.contact-info p {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

/* ============================================
   FOOTER
   ============================================ */

.footer {
    padding: var(--spacing-2xl) 0;
    background: var(--color-bg-secondary);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-content {
    text-align: center;
}

.footer-brand {
    font-size: var(--font-size-xl);
    font-weight: 800;
    margin-bottom: var(--spacing-sm);
}

.footer-text {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xs);
}

.footer-copyright {
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 768px) {
    .nav-container {
        padding: 1rem;
    }

    .nav-links {
        gap: var(--spacing-sm);
    }

    .nav-link {
        font-size: var(--font-size-xs);
    }

    .nav-link-cta {
        padding: 0.5rem 1rem;
    }

    .hero {
        padding: var(--spacing-2xl) var(--spacing-md);
    }

    .hero-title {
        font-size: clamp(2rem, 10vw, 3rem);
    }

    .hero-description {
        font-size: var(--font-size-base);
    }

    .hero-cta {
        flex-direction: column;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }

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

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

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

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

    .contact-methods {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .section-title {
        font-size: var(--font-size-3xl);
    }

    .project-card {
        border-radius: var(--radius-xl);
    }

    .project-visual,
    .project-content {
        padding: var(--spacing-md);
    }
}