:root {
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --text-primary: #e4e4e7;
    --text-secondary: #71717a;
    --accent: #6366f1;
    --accent-glow: rgba(99, 102, 241, 0.4);
    --gradient-start: #6366f1;
    --gradient-end: #22d3ee;
    --border: #27272a;
    --green: #22c55e;
    --yellow: #eab308;
    --red: #ef4444;
}

* {
    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;
}

.grid-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        linear-gradient(rgba(99, 102, 241, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(99, 102, 241, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    pointer-events: none;
    z-index: -1;
}

/* Navigation */
nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 4rem;
    background: rgba(10, 10, 15, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    z-index: 100;
}

.logo {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.5rem;
    font-weight: 700;
}

.bracket {
    color: var(--accent);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2.5rem;
}

.nav-links a {
    font-family: 'JetBrains Mono', monospace;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: var(--accent);
}

/* Hero */
.hero {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    padding: 8rem 4rem 4rem;
    max-width: 1400px;
    margin: 0 auto;
}

.tagline {
    font-family: 'JetBrains Mono', monospace;
    color: var(--accent);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.hero h1 {
    font-size: 4rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.gradient-text {
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-desc {
    color: var(--text-secondary);
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

.cta-group {
    display: flex;
    gap: 1rem;
}

.btn {
    display: inline-block;
    padding: 1rem 2rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.9rem;
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.3s;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--accent);
    color: white;
    box-shadow: 0 0 30px var(--accent-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 50px var(--accent-glow);
}

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

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

/* Terminal */
.terminal {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

.terminal-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    background: rgba(0, 0, 0, 0.3);
    border-bottom: 1px solid var(--border);
}

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

.dot.red { background: var(--red); }
.dot.yellow { background: var(--yellow); }
.dot.green { background: var(--green); }

.terminal-title {
    margin-left: auto;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.terminal-body {
    padding: 1.5rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.9rem;
}

.terminal-body p {
    margin-bottom: 0.5rem;
}

.prompt {
    color: var(--green);
}

.output {
    color: var(--text-secondary);
    padding-left: 1rem;
}

.cursor-blink {
    animation: blink 1s infinite;
}

@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

/* Services */
.services {
    padding: 6rem 4rem;
    max-width: 1400px;
    margin: 0 auto;
}

section h2 {
    font-size: 2.5rem;
    margin-bottom: 3rem;
}

.section-num {
    font-family: 'JetBrains Mono', monospace;
    color: var(--accent);
    font-size: 1rem;
    margin-right: 1rem;
}

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

.service-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 2rem;
    transition: all 0.3s;
}

.service-card:hover {
    border-color: var(--accent);
    transform: translateY(-5px);
    box-shadow: 0 20px 40px -20px var(--accent-glow);
}

.service-icon {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--accent);
}

.service-card h3 {
    font-size: 1.3rem;
    margin-bottom: 0.75rem;
}

.service-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
}

.tech-list {
    list-style: none;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
}

.tech-list li {
    color: var(--text-secondary);
    padding: 0.25rem 0;
    border-left: 2px solid var(--border);
    padding-left: 1rem;
    margin-bottom: 0.25rem;
}

.tech-list li:hover {
    border-left-color: var(--accent);
    color: var(--text-primary);
}

/* Stack */
.stack {
    padding: 6rem 4rem;
    max-width: 1400px;
    margin: 0 auto;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.stack-container {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 3rem;
}

.stack-category h4 {
    font-family: 'JetBrains Mono', monospace;
    color: var(--accent);
    font-size: 0.9rem;
    margin-bottom: 1rem;
    text-transform: lowercase;
}

.stack-items {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.stack-items span {
    background: var(--bg-primary);
    border: 1px solid var(--border);
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    transition: all 0.3s;
}

.stack-items span:hover {
    border-color: var(--accent);
    color: var(--accent);
}

/* Contact */
.contact {
    padding: 6rem 4rem;
    max-width: 1400px;
    margin: 0 auto;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-intro {
    font-size: 1.5rem;
    margin-bottom: 2rem;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-link {
    font-family: 'JetBrains Mono', monospace;
    color: var(--text-primary);
    text-decoration: none;
    font-size: 1rem;
    transition: color 0.3s;
}

.contact-link:hover {
    color: var(--accent);
}

.contact-label {
    color: var(--text-secondary);
    margin-right: 0.5rem;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.form-group input,
.form-group textarea {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1rem;
    color: var(--text-primary);
    font-family: inherit;
    font-size: 1rem;
    transition: border-color 0.3s;
}

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

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

/* Footer */
footer {
    padding: 3rem 4rem;
    border-top: 1px solid var(--border);
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-logo {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.2rem;
    color: var(--text-secondary);
}

.footer-copy {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.heart {
    color: var(--red);
}

/* Responsive */
@media (max-width: 1024px) {
    .hero {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero h1 {
        font-size: 3rem;
    }

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

    .terminal {
        max-width: 500px;
        margin: 0 auto;
    }

    .stack-container {
        grid-template-columns: 1fr;
    }

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

@media (max-width: 768px) {
    nav {
        padding: 1rem 2rem;
    }

    .nav-links {
        display: none;
    }

    .hero {
        padding: 6rem 2rem 2rem;
    }

    .hero h1 {
        font-size: 2.2rem;
    }

    .services,
    .stack,
    .contact {
        padding: 4rem 2rem;
    }

    .footer-content {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-content,
.terminal,
.service-card,
.stack-category {
    animation: fadeInUp 0.8s ease-out forwards;
}

.service-card:nth-child(2) { animation-delay: 0.1s; }
.service-card:nth-child(3) { animation-delay: 0.2s; }
.service-card:nth-child(4) { animation-delay: 0.3s; }