@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;600;700&family=Fira+Code:wght@400;500&display=swap');

:root {
    --bg-dark: #020617;
    --accent-primary: #38bdf8;
    --accent-secondary: #818cf8;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-dark);
    color: #e2e8f0;
    overflow-x: hidden;
}

.glass {
    background: rgba(15, 23, 42, 0.6);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.text-gradient {
    background: linear-gradient(to right, var(--accent-primary), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.code-font {
    font-family: 'Fira Code', monospace;
}

.hero-gradient {
    background: radial-gradient(circle at 50% 50%, rgba(56, 189, 248, 0.1) 0%, rgba(2, 6, 23, 0) 50%);
}

.node-pattern {
    background-image: radial-gradient(rgba(56, 189, 248, 0.15) 1px, transparent 1px);
    background-size: 30px 30px;
}

details > summary {
    list-style: none;
}

details > summary::-webkit-details-marker {
    display: none;
}

details[open] summary .expand-icon {
    transform: rotate(180deg);
}

.copy-btn {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    padding: 0.25rem 0.75rem;
    font-size: 0.7rem;
    border-radius: 0.375rem;
    background: rgba(15, 23, 42, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: #94a3b8;
    cursor: pointer;
    transition: all 0.2s;
    font-family: 'Inter', sans-serif;
    z-index: 10;
    opacity: 0;
    pointer-events: none;
    line-height: 1.4;
}

.code-block-wrapper:hover .copy-btn {
    opacity: 1;
    pointer-events: auto;
}

.copy-btn:hover {
    background: rgba(56, 189, 248, 0.15);
    border-color: rgba(56, 189, 248, 0.3);
    color: #38bdf8;
}

.copy-btn.copied {
    background: rgba(34, 197, 94, 0.15);
    border-color: rgba(34, 197, 94, 0.3);
    color: #22c55e;
}