:root {
    --bg-primary: #000000;
    --bg-secondary: #0a0a0a;
    --bg-card: #111111;
    --accent: #ffffff;
    --accent-dim: rgba(255, 255, 255, 0.05);
    --accent-glow: rgba(255, 255, 255, 0.1);
    --text-primary: #ffffff;
    --text-secondary: #888888;
    --text-muted: #555555;
    --border: #1a1a1a;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Header */
header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 24px;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    text-decoration: none;
}

.logo span {
    opacity: 0.5;
}

nav {
    display: flex;
    gap: 32px;
}

nav a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    transition: color 0.2s;
}

nav a:hover {
    color: var(--text-primary);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
}

/* Hero / About Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 60px;
    align-items: center;
}

.hero-text h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 8px;
    animation: fadeInUp 0.6s ease;
}

.role {
    font-size: 1.25rem;
    color: var(--text-secondary);
    font-weight: 500;
    margin-bottom: 24px;
    animation: fadeInUp 0.6s ease 0.1s both;
}

.hero-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 24px;
    animation: fadeInUp 0.6s ease 0.2s both;
}

.meta-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 100px;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.meta-item svg {
    width: 16px;
    height: 16px;
    color: var(--text-primary);
}

.meta-item a {
    color: inherit;
    text-decoration: none;
}

.meta-item a:hover {
    color: var(--text-primary);
}

.meta-item.highlight {
    border-color: var(--text-primary);
    color: var(--text-primary);
}

.hero-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 32px;
    max-width: 600px;
    animation: fadeInUp 0.6s ease 0.3s both;
}

.hero-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 32px;
    animation: fadeInUp 0.6s ease 0.4s both;
}

.badge {
    padding: 6px 12px;
    background: transparent;
    border: 1px solid var(--border);
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.hero-cta {
    display: flex;
    gap: 16px;
    animation: fadeInUp 0.6s ease 0.5s both;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    font-size: 0.875rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.3s;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--text-primary);
    color: var(--bg-primary);
}

.btn-primary:hover {
    opacity: 0.9;
    transform: translateY(-2px);
}

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

.btn-secondary:hover {
    border-color: var(--text-primary);
}

.hero-image {
    animation: fadeIn 0.8s ease 0.3s both;
}

.hero-image img {
    width: 280px;
    height: 280px;
    border-radius: 20px;
    object-fit: cover;
    border: 1px solid var(--border);
    filter: grayscale(100%);
    transition: all 0.3s;
}

.hero-image img:hover {
    /* border-color: var(--text-secondary); */
    border-color: red;
    filter: grayscale(50%);
}

/* Section Styles */
section {
    padding: 100px 0;
}

.section-header {
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.section-header p {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

/* Tech Stack */
.tech-section {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.tech-category {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 24px;
    transition: all 0.3s;
}

.tech-category:hover {
    border-color: var(--text-secondary);
    transform: translateY(-4px);
}

.tech-category h3 {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 16px;
}

.tech-items {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.tech-item {
    padding: 6px 12px;
    background: var(--bg-secondary);
    border-radius: 6px;
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-family: 'JetBrains Mono', monospace;
}

/* Projects */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 24px;
}

.project-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 28px;
    transition: all 0.3s;
    display: flex;
    flex-direction: column;
}

.project-card:hover {
    border-color: var(--text-secondary);
    transform: translateY(-4px);
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 16px;
}

.project-header h3 {
    font-size: 1.25rem;
    font-weight: 600;
}

.project-type {
    font-size: 0.75rem;
    padding: 4px 10px;
    background: var(--accent-dim);
    color: var(--text-secondary);
    border: 1px solid var(--border);
    border-radius: 100px;
    font-weight: 500;
}

.project-description {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 20px;
    flex-grow: 1;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
}

.project-tags span {
    font-size: 0.75rem;
    padding: 4px 10px;
    background: var(--bg-secondary);
    border-radius: 4px;
    color: var(--text-muted);
    font-family: 'JetBrains Mono', monospace;
}

.project-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--text-primary);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    transition: gap 0.2s;
}

.project-link:hover {
    gap: 12px;
}

/* Currently Building */
.building-section {
    background: var(--bg-card);
    border: 1px solid var(--text-secondary);
    border-radius: 16px;
    padding: 40px;
    margin-top: 40px;
}

.building-section h3 {
    font-size: 1.5rem;
    margin-bottom: 12px;
}

.building-section p {
    color: var(--text-secondary);
    margin-bottom: 20px;
}

/* Contact */
.contact-section {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-info h3 {
    font-size: 1.5rem;
    margin-bottom: 24px;
}

.contact-links {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.contact-link {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    text-decoration: none;
    color: var(--text-primary);
    transition: all 0.3s;
}

.contact-link:hover {
    border-color: var(--text-secondary);
    transform: translateX(8px);
}

.contact-link svg {
    width: 24px;
    height: 24px;
    color: var(--text-primary);
}

.contact-link span {
    font-weight: 500;
}

.contact-link small {
    color: var(--text-muted);
    font-size: 0.875rem;
}

.contact-form form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.form-group input,
.form-group textarea {
    padding: 14px 18px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.2s;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--text-secondary);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* Footer */
footer {
    padding: 40px 0;
    border-top: 1px solid var(--border);
    text-align: center;
}

.footer-socials {
    display: flex;
    justify-content: center;
    gap: 24px;
    margin-bottom: 24px;
}

.footer-socials a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 50%;
    color: var(--text-secondary);
    transition: all 0.3s;
}

.footer-socials a:hover {
    border-color: var(--text-primary);
    color: var(--text-primary);
    transform: translateY(-4px);
}

.footer-socials a svg {
    width: 20px;
    height: 20px;
}

footer p {
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

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

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

.fade-in {
    animation: fadeInUp 0.6s ease both;
}

/* Scroll animations */
.scroll-fade {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.scroll-fade.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Mobile Responsive */
@media (max-width: 768px) {
    nav {
        display: none;
    }

    .mobile-menu-btn {
        display: block;
    }

    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-text h1 {
        font-size: 2rem;
    }

    .hero-meta {
        justify-content: center;
    }

    .hero-cta {
        justify-content: center;
    }

    .hero-image {
        order: -1;
    }

    .hero-image img {
        width: 200px;
        height: 200px;
    }

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

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

/* Mobile Menu */
.mobile-menu {
    display: none;
    position: fixed;
    top: 65px;
    left: 0;
    right: 0;
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border);
    padding: 20px;
    z-index: 999;
}

.mobile-menu.active {
    display: block;
}

.mobile-menu a {
    display: block;
    padding: 12px 0;
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
}

.mobile-menu a:hover {
    color: var(--text-primary);
}