:root{--breakpoint-mobile:480px;--breakpoint-tablet:768px;--breakpoint-desktop:979px}.notfound-page{display:flex;align-items:center;justify-content:center;min-height:100%;flex:1 1 auto;padding:48px 24px}.page-container.site-shell>main:has(.notfound-page){display:flex;flex-direction:column}.notfound-card{position:relative;overflow:hidden;display:flex;flex-direction:column;align-items:center;text-align:center;gap:24px;width:90%;max-width:480px;padding:48px;border-radius:12px;background:var(--surface-chrome);border:1px solid var(--chrome-edge);box-shadow:inset 0 3px 8px 0 var(--carve-dark),inset 0 -1px 1px 0 var(--carve-lip)}.notfound-card__mark{position:absolute;right:-80px;bottom:-80px;width:300px;height:300px;--logo-surface:var(--surface-chrome);opacity:.35;pointer-events:none}.notfound-card__body{position:relative;display:flex;flex-direction:column;align-items:center;gap:8px}.notfound-card__code{margin:0;font-family:var(--font-ui),system-ui,sans-serif;font-weight:700;font-size:72px;line-height:1;color:var(--text-subtle)}.notfound-card__signal{margin:4px 0 16px;font-family:var(--font-mono),ui-monospace,monospace;font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--route-active)}.notfound-card__signal-key{color:var(--text-subtle);margin-right:8px}.notfound-card__heading{margin:0;font-family:var(--font-ui),system-ui,sans-serif;font-size:24px;font-weight:700;color:var(--text-primary)}.notfound-card__message{margin:0;max-width:36ch;color:var(--text-secondary)}.notfound-card__actions{position:relative;display:flex;gap:16px;flex-wrap:wrap;justify-content:center}@media(max-width:480px){.notfound-card__actions{flex-direction:column;width:100%}.notfound-card__actions .basic-button{width:100%}}