.harden-app[data-astro-cid-fzjbal5v]{max-width:var(--max-wide)}.app-header[data-astro-cid-fzjbal5v]{margin-bottom:2rem;border-bottom:1px solid var(--border);padding-bottom:1.25rem}.back-link[data-astro-cid-fzjbal5v]{font-family:var(--font-mono);font-size:.8125rem;color:var(--muted);text-decoration:none;display:inline-block;margin-bottom:.5rem}.back-link[data-astro-cid-fzjbal5v]:hover{color:var(--terminal)}.app-header[data-astro-cid-fzjbal5v] h1[data-astro-cid-fzjbal5v]{font-size:clamp(1.6rem,3.5vw,2.1rem);margin:0 0 .5rem;color:var(--text)}.os-tabs[data-astro-cid-fzjbal5v]{display:flex;flex-wrap:wrap;gap:.5rem;margin-bottom:1.5rem}.tab-btn[data-astro-cid-fzjbal5v]{padding:.5rem 1rem;font-family:var(--font-mono);font-size:.8125rem;font-weight:600;background:var(--surface);border:1px solid var(--border);color:var(--text-soft);border-radius:var(--radius-sm);cursor:pointer}.tab-btn[data-astro-cid-fzjbal5v].active{border-color:var(--terminal);color:var(--terminal);background:var(--bg-elevated)}.harden-grid[data-astro-cid-fzjbal5v]{display:grid;gap:1.75rem;grid-template-columns:1fr}@media(min-width:860px){.harden-grid[data-astro-cid-fzjbal5v]{grid-template-columns:1fr 1.2fr}}.harden-card[data-astro-cid-fzjbal5v]{padding:1.5rem;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius)}.card-heading[data-astro-cid-fzjbal5v]{font-size:1.1rem;font-weight:600;color:var(--terminal-dim);margin:0 0 1.25rem;font-family:var(--font-mono)}.opt-group[data-astro-cid-fzjbal5v]{display:flex;flex-direction:column;gap:.85rem}.chk-label[data-astro-cid-fzjbal5v]{display:flex;align-items:center;gap:.6rem;font-size:.875rem;color:var(--text);cursor:pointer}.output-top-bar[data-astro-cid-fzjbal5v]{display:flex;justify-content:space-between;align-items:center;margin-bottom:.75rem}.btn-copy[data-astro-cid-fzjbal5v]{padding:.4rem .85rem;font-family:var(--font-mono);font-size:.8125rem;font-weight:600;background:var(--terminal);color:var(--bg);border:none;border-radius:var(--radius-sm);cursor:pointer}.code-box[data-astro-cid-fzjbal5v] pre[data-astro-cid-fzjbal5v]{margin:0;max-height:480px;overflow-y:auto;font-size:.8125rem;line-height:1.5}.toast-msg[data-astro-cid-fzjbal5v]{position:fixed;bottom:2rem;right:2rem;background:var(--terminal);color:var(--bg);font-family:var(--font-mono);font-weight:700;font-size:.875rem;padding:.6rem 1.2rem;border-radius:var(--radius);box-shadow:0 4px 15px #00000080;opacity:0;transform:translateY(10px);transition:all .2s ease;pointer-events:none;z-index:100}.toast-msg[data-astro-cid-fzjbal5v].show{opacity:1;transform:translateY(0)}