:root {
    --bg-color: #0e1014;
    --text-color: #e6edf3;
    --accent: #1a324b;
    --link-color: #8b5cf6;
    --border: #30363d;
    --font-mono: 'JetBrains Mono', monospace;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-mono);
    margin: 0;
    padding: 60px 20px;
    max-width: 720px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.8;
    letter-spacing: -0.5px;
}

.artifacts-section {
    margin-top: 30px;
}

.section-label {
    display: block;
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 2.5px;
    color: var(--accent);
    margin-bottom: 25px;
    opacity: 0.8;
}

.project-grid {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.project-node {
    display: block;
    padding: 20px;
    background: #161b2233;
    border: 1px solid var(--border);
    border-radius: 8px;
    text-decoration: none !important;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.project-node:hover {
    background: #161b22;
    border-color: var(--accent);
    transform: translateX(8px);
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.project-title {
    font-weight: 800;
    font-size: 1.1rem;
    color: var(--text-color);
}

.project-tag {
    font-size: 0.7rem;
    font-family: var(--font-mono);
    color: var(--accent);
    border: 1px solid var(--accent);
    padding: 2px 8px;
    border-radius: 4px;
    text-transform: uppercase;
}

.project-desc {
    font-size: 0.9rem;
    color: #888;
    margin: 0;
    line-height: 1.5;
}

.project-node:hover .project-desc {
    color: #cbd5e1;
}

.nav {
    display: flex;
    gap: 20px;
    justify-content: center;
}

.cmd-link {
    color: var(--accent);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: bold;
    border: 1px solid var(--accent);
    padding: 8px 16px;
    border-radius: 4px;
    transition: 0.3s;
}

.cmd-link:hover {
    background: var(--accent);
    color: white;
}

#backToTop {
    display: none;
    position: fixed;
    bottom: 40px;
    right: 40px;
    background-color: #000;
    color: #fff;
    border: 1px solid var(--border);
    cursor: pointer;
    padding: 12px 16px;
    border-radius: 50%;
    font-size: 20px;
    z-index: 100;
}

@media (max-width: 600px) {
    .project-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }
}

.back-to-root-container {
    margin-bottom: 40px;
    display: flex;
    justify-content: flex-start;
}

.back-arrow-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: #888;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    text-decoration: none !important;
    transition: color 0.2s ease, transform 0.2s ease;
}

.back-arrow-link:hover {
    color: var(--accent);
    transform: translateX(-6px);
}

.back-text {
    opacity: 0.8;
}