/* Error Pages
   ========================================================================== */

[data-component="error-page"] {
    min-height: 60vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-3xl) var(--page-gutter, 2rem);
    text-align: center;
    max-width: 520px;
    margin: 0 auto;
    background: transparent;
    border-radius: 0;
    box-shadow: none;
    color: var(--color-text-primary);
}

/* Brand logo */
[data-component="error-page"] [data-role="error-brand"] {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-bottom: var(--space-2xl);
    text-decoration: none;
    opacity: 0.4;
    transition: opacity var(--transition-fast);
}

[data-component="error-page"] [data-role="error-brand"]:hover {
    opacity: 0.7;
    background: transparent;
}

[data-component="error-page"] [data-role="error-brand"] img {
    height: 14px;
    width: auto;
}

/* Header block */
[data-component="error-page"] [data-role="error-header"] {
    margin-bottom: var(--space-xl);
}

[data-component="error-page"] [data-role="error-code"] {
    display: block;
    font-family: var(--font-display);
    font-size: clamp(5rem, 12vw, 8rem);
    font-weight: var(--font-weight-bold);
    line-height: 1;
    color: rgba(214, 216, 202, 0.06);
    letter-spacing: -0.04em;
    margin-bottom: var(--space-sm);
    user-select: none;
}

[data-component="error-page"] [data-role="error-header"] h1 {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-primary);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin: 0 0 var(--space-md) 0;
}

[data-component="error-page"] [data-role="error-description"] {
    font-size: var(--text-sm);
    line-height: 1.6;
    color: var(--color-text-muted);
    margin: 0;
    max-width: 380px;
    margin-left: auto;
    margin-right: auto;
}

/* Metadata (request ID, timestamp) */
[data-component="error-page"] [data-role="error-metadata"] {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
    margin-bottom: var(--space-xl);
    padding: var(--space-md);
    border: 1px solid rgba(214, 216, 202, 0.08);
    border-radius: var(--radius-md);
    text-align: left;
    font-size: var(--text-xs);
    width: 100%;
    max-width: 380px;
}

[data-component="error-page"] [data-role="error-metadata"] div {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-md);
}

[data-component="error-page"] [data-role="error-metadata"] dt {
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-size: 0.65rem;
    flex-shrink: 0;
}

[data-component="error-page"] [data-role="error-metadata"] dd {
    margin: 0;
    color: var(--color-text-primary);
}

[data-component="error-page"] [data-role="error-metadata"] code {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--color-text-muted);
    background: rgba(214, 216, 202, 0.06);
    padding: 2px 6px;
    border-radius: var(--radius-sm);
}

/* Technical details expandable */
[data-component="error-page"] [data-role="error-details-expand"] {
    width: 100%;
    max-width: 380px;
    margin-bottom: var(--space-xl);
    text-align: left;
}

[data-component="error-page"] [data-role="error-details-expand"] summary {
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    cursor: pointer;
    padding: var(--space-sm) 0;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    list-style: none;
    user-select: none;
}

[data-component="error-page"] [data-role="error-details-expand"] summary::-webkit-details-marker {
    display: none;
}

[data-component="error-page"] [data-role="error-details-expand"] summary::before {
    content: "+ ";
    color: var(--color-accent);
}

[data-component="error-page"] [data-role="error-details-expand"][open] summary::before {
    content: "- ";
}

[data-component="error-page"] [data-role="error-details-expand"] pre {
    margin: var(--space-sm) 0 0;
    padding: var(--space-md);
    background: rgba(214, 216, 202, 0.04);
    border: 1px solid rgba(214, 216, 202, 0.08);
    border-radius: var(--radius-md);
    overflow-x: auto;
    font-size: 0.7rem;
    color: var(--color-text-muted);
}

/* Action buttons */
[data-component="error-page"] [data-role="error-actions"] {
    display: flex;
    gap: var(--space-sm);
    justify-content: center;
    margin-bottom: var(--space-xl);
}

[data-component="error-page"] [data-role="error-actions"] a[role="button"],
[data-component="error-page"] [data-role="error-actions"] button {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: var(--space-sm) var(--space-lg);
    font-family: var(--font-body);
    font-size: var(--text-xs);
    font-weight: var(--font-weight-medium);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    text-decoration: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
    min-height: 40px;
}

[data-component="error-page"] [data-role="error-actions"] [data-type="primary"] {
    background: var(--color-accent);
    color: var(--color-text-light);
    border: 1px solid var(--color-accent);
}

[data-component="error-page"] [data-role="error-actions"] [data-type="primary"]:hover {
    background: var(--color-accent-hover);
    border-color: var(--color-accent-hover);
}

[data-component="error-page"] [data-role="error-actions"] [data-type="secondary"] {
    background: transparent;
    color: var(--color-text-muted);
    border: 1px solid rgba(214, 216, 202, 0.15);
}

[data-component="error-page"] [data-role="error-actions"] [data-type="secondary"]:hover {
    background: rgba(214, 216, 202, 0.06);
    border-color: rgba(214, 216, 202, 0.4);
    color: var(--color-text-primary);
}

[data-component="error-page"] [data-role="error-actions"] svg {
    flex-shrink: 0;
    opacity: 0.7;
}

[data-component="error-page"] [data-role="error-actions"] :hover svg {
    opacity: 1;
}

/* Validation errors list (422) */
[data-component="error-page"] [data-role="validation-errors"] {
    list-style: none;
    padding: var(--space-md);
    margin: 0 0 var(--space-xl);
    border: 1px solid rgba(196, 69, 54, 0.3);
    border-radius: var(--radius-md);
    text-align: left;
    width: 100%;
    max-width: 380px;
    font-size: var(--text-sm);
}

[data-component="error-page"] [data-role="validation-errors"] li {
    padding: var(--space-xs) 0;
    color: var(--color-error);
    border-bottom: 1px solid rgba(214, 216, 202, 0.06);
}

[data-component="error-page"] [data-role="validation-errors"] li:last-child {
    border-bottom: none;
}

[data-component="error-page"] [data-role="validation-errors"] strong {
    color: var(--color-text-primary);
}

/* Retry info */
[data-component="error-page"] [data-role="retry-info"] {
    font-size: var(--text-xs);
    color: var(--color-warning);
    margin-bottom: var(--space-xl);
}

/* Footer */
[data-component="error-page"] [data-role="error-footer"] {
    margin-top: 0;
}

[data-component="error-page"] [data-role="error-footer"] p {
    color: var(--color-text-muted);
    font-size: 0.7rem;
    margin: 0;
    opacity: 0.7;
}

[data-component="error-page"] [data-role="error-footer"] a {
    color: var(--color-text-muted);
    text-decoration: underline;
    text-underline-offset: 2px;
    transition: color var(--transition-fast);
}

[data-component="error-page"] [data-role="error-footer"] a:hover {
    color: var(--color-text-primary);
}

[data-component="error-page"] [data-role="error-footer"] code {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--color-text-muted);
}

/* Mobile */
@media (max-width: 640px) {
    [data-component="error-page"] {
        padding: var(--space-2xl) var(--space-md);
    }

    [data-component="error-page"] [data-role="error-actions"] {
        flex-direction: column;
        width: 100%;
        max-width: 280px;
    }

    [data-component="error-page"] [data-role="error-actions"] a[role="button"],
    [data-component="error-page"] [data-role="error-actions"] button {
        width: 100%;
        justify-content: center;
    }
}

@media (prefers-reduced-motion: reduce) {
    [data-component="error-page"],
    [data-component="error-page"] * {
        animation: none !important;
        transition: none !important;
    }
}

@media print {
    [data-component="error-page"] [data-role="error-actions"] {
        display: none;
    }
}