/* EWOS Undo / Redo — header buttons, snackbar and history page */

.undo-redo-group {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    margin-inline-end: 6px;
}

.undo-redo-btn,
.undo-redo-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 34px;
    height: 34px;
    padding: 0 8px;
    border: 1px solid var(--border-light, #c9d1cd);
    border-radius: 10px;
    background: var(--surface, #fff);
    color: var(--text, #1d2823);
    font-size: 17px;
    line-height: 1;
    cursor: pointer;
    text-decoration: none;
    transition: border-color .15s, background .15s, opacity .15s;
}

.undo-redo-btn:hover:not(:disabled),
.undo-redo-link:hover {
    border-color: rgba(52, 160, 36, .55);
    background: var(--ew-green-soft, rgba(52, 160, 36, .12));
}

.undo-redo-btn:focus-visible,
.undo-redo-link:focus-visible,
.ur-toast button:focus-visible {
    outline: 2px solid var(--ew-green, #48b028);
    outline-offset: 2px;
}

.undo-redo-btn:disabled {
    opacity: .38;
    cursor: not-allowed;
}

/* snackbar */
.ur-toast {
    position: fixed;
    left: 50%;
    bottom: 28px;
    z-index: 9999;
    display: flex;
    align-items: center;
    gap: 14px;
    max-width: min(92vw, 560px);
    padding: 12px 14px 12px 18px;
    border-radius: 12px;
    background: #20252b;
    color: #fff;
    font-size: 14px;
    box-shadow: 0 18px 44px rgba(20, 30, 25, .35);
    opacity: 0;
    transform: translate(-50%, 16px);
    pointer-events: none;
    transition: opacity .2s, transform .2s;
}

.ur-toast.show {
    opacity: 1;
    transform: translate(-50%, 0);
    pointer-events: auto;
}

.ur-toast.error {
    background: #7a1f1f;
}

.ur-toast-text {
    flex: 1;
    overflow-wrap: anywhere;
}

.ur-toast-action {
    border: 0;
    background: transparent;
    color: #8fe06f;
    font-weight: 700;
    font-size: 14px;
    letter-spacing: .03em;
    text-transform: uppercase;
    cursor: pointer;
    padding: 4px 6px;
}

.ur-toast-close {
    border: 0;
    background: transparent;
    color: rgba(255, 255, 255, .7);
    font-size: 20px;
    line-height: 1;
    cursor: pointer;
    padding: 0 4px;
}

/* history page */
.undo-history-card {
    background: var(--surface, #fff);
    border: 1px solid var(--border, #dbe1de);
    border-radius: 16px;
    padding: 8px 0;
    overflow-x: auto;
}

.undo-history-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

.undo-history-table th,
.undo-history-table td {
    padding: 12px 18px;
    text-align: left;
    border-bottom: 1px solid var(--border, #dbe1de);
    vertical-align: middle;
}

.undo-history-table tr:last-child td {
    border-bottom: 0;
}

.undo-history-table th {
    color: var(--muted, #5b6862);
    font-size: 12px;
    letter-spacing: .08em;
    text-transform: uppercase;
}

.undo-state-pill {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 600;
    background: var(--ew-green-soft, rgba(52, 160, 36, .12));
    color: var(--ew-green-bright, #2a7a1b);
}

.undo-state-pill.undone {
    background: rgba(23, 33, 28, .07);
    color: var(--muted, #5b6862);
}

.undo-history-empty {
    padding: 34px 18px;
    text-align: center;
    color: var(--muted, #5b6862);
}

.undo-history-note {
    margin: 14px 2px 0;
    color: var(--muted, #5b6862);
    font-size: 13px;
}

@media (max-width: 720px) {
    .undo-redo-group { margin-inline-end: 2px; }
    .ur-toast { bottom: 16px; }
}

@media (prefers-reduced-motion: reduce) {
    .ur-toast { transition: none; }
}