.sys-stage{align-items:center;padding:48px 32px}.sys-card{text-align:center;background:var(--surface);border:1px solid var(--border);width:100%;max-width:480px;box-shadow:var(--shadow-card);animation:page-rise .7s var(--ease-out) both;border-radius:16px;flex-direction:column;align-items:center;gap:14px;padding:40px 32px;display:flex}.sys-icon{border:1px solid #0000;border-radius:14px;justify-content:center;align-items:center;width:56px;height:56px;display:inline-flex}.sys-icon-negative{background:var(--negative-soft);color:var(--negative);border-color:var(--negative-line)}.sys-h1{font-family:var(--font-sans);letter-spacing:-.03em;color:var(--ink);text-wrap:balance;margin:0;font-size:28px;font-weight:600;line-height:1.1}.sys-sub{color:var(--ink-2);max-width:360px;margin:0;font-size:15px;line-height:1.55}.sys-digest{font-family:var(--font-mono);color:var(--ink-2);background:var(--surface-subtle);border:1px solid var(--border);border-radius:999px;align-items:center;gap:6px;margin-top:2px;padding:4px 10px;font-size:12px;display:inline-flex}.sys-digest-label{color:var(--ink-3);font-family:var(--font-sans);letter-spacing:.08em;text-transform:uppercase;font-size:11px}.sys-actions{flex-wrap:wrap;justify-content:center;align-items:center;gap:14px;margin-top:14px;display:flex}.sys-cta{background:var(--brand);color:#fff;cursor:pointer;box-shadow:var(--shadow-soft);transition:background .16s var(--ease-out), box-shadow .16s var(--ease-out), transform 80ms ease-out;border:1px solid #0000;border-radius:10px;align-items:center;gap:8px;padding:12px 18px;font-family:inherit;font-size:14px;font-weight:500;display:inline-flex}.sys-cta:hover{background:var(--brand-ink);box-shadow:var(--shadow-lift)}.sys-cta:active{transform:scale(.98)}.sys-link{color:var(--ink-2);transition:color .16s var(--ease-out);border-radius:6px;padding:8px 4px;font-size:14px;font-weight:500}.sys-link:hover{color:var(--ink)}.sys-404{font-family:var(--font-sans);letter-spacing:-.05em;color:var(--ink-3);margin:0 0 4px;font-size:clamp(96px,18vw,144px);font-weight:500;line-height:.9}@media (prefers-reduced-motion:reduce){.sys-card{animation:none}}@media (max-width:480px){.sys-stage{padding:24px 16px}.sys-card{padding:28px 20px}}