.error-404{background:linear-gradient(135deg, var(--surface-color) 0%, color-mix(in srgb, var(--accent-color), transparent 97%) 100%);align-items:center;min-height:100vh;padding:140px 0 0;display:flex}.error-404 .error-number{color:color-mix(in srgb, var(--heading-color), transparent 15%);font-size:clamp(120px,15vw,280px);font-weight:300;line-height:.8;font-family:var(--heading-font);letter-spacing:-.02em;margin-bottom:40px}.error-404 .error-title{color:var(--heading-color);letter-spacing:-.01em;margin-bottom:32px;font-size:clamp(32px,5vw,48px);font-weight:300}.error-404 .error-description{color:color-mix(in srgb, var(--default-color), transparent 20%);max-width:600px;margin-bottom:48px;margin-left:auto;margin-right:auto;font-size:18px;line-height:1.7}.error-404 .error-actions{flex-direction:column;align-items:center;gap:16px;margin-bottom:80px;display:flex}@media (min-width:576px){.error-404 .error-actions{flex-direction:row;justify-content:center;gap:24px}}.error-404 .error-actions .btn-primary{background-color:var(--accent-color);color:var(--contrast-color);border:2px solid var(--accent-color);border-radius:8px;align-items:center;gap:12px;padding:16px 32px;font-size:16px;font-weight:400;text-decoration:none;transition:all .3s;display:inline-flex}.error-404 .error-actions .btn-primary:hover{color:var(--accent-color);background-color:#0000;transform:translateY(-2px)}.error-404 .error-actions .btn-primary i{font-size:18px}.error-404 .error-actions .btn-secondary{color:var(--heading-color);border:2px solid color-mix(in srgb, var(--default-color), transparent 80%);background-color:#0000;border-radius:8px;align-items:center;gap:12px;padding:16px 32px;font-size:16px;font-weight:400;text-decoration:none;transition:all .3s;display:inline-flex}.error-404 .error-actions .btn-secondary:hover{border-color:var(--accent-color);color:var(--accent-color);transform:translateY(-2px)}.error-404 .error-actions .btn-secondary i{font-size:18px}@media (max-width:768px){.error-404{padding:110px 0}.error-404 .error-actions{margin-bottom:60px}}