.timestamp-workspace {
    display: flex;
    gap: 16px;
    padding: 16px;
    min-height: calc(100vh - var(--header-h));
    align-items: flex-start;
}

.ts-card {
    flex: 1;
    min-width: 0;
    background: var(--pane-bg);
    border: 1px solid var(--border);
    border-radius: 4px;
    overflow: hidden;
}

.ts-card-header {
    padding: 10px 16px;
    font-size: 14px;
    font-weight: 600;
    color: #606266;
    background: #f5f5f5;
    border-bottom: 1px solid var(--border);
}

.ts-card-body {
    padding: 16px;
}

.ts-form-row {
    display: flex;
    gap: 16px;
    align-items: flex-end;
}

.ts-field {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.ts-field-unit {
    flex: 0 0 140px;
}

.ts-label {
    font-size: 13px;
    color: #606266;
}

.ts-input,
.ts-select {
    width: 100%;
    height: 36px;
    padding: 0 12px;
    font-size: 14px;
    color: var(--text);
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 4px;
    outline: none;
}

.ts-input:focus,
.ts-select:focus {
    border-color: var(--primary);
}

.ts-action-row {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-top: 16px;
}

.btn-convert {
    min-width: 72px;
    height: 36px;
    padding: 0 20px;
    font-size: 14px;
    color: #fff;
    background: var(--success);
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

.btn-convert:hover {
    background: #73d13d;
}

.btn-convert:active {
    background: #389e0d;
}

.ts-current {
    font-size: 13px;
    color: #909399;
    padding: 8px 12px;
    background: #fafafa;
    border: 1px solid var(--border);
    border-radius: 4px;
}

.ts-current strong {
    color: var(--text);
    font-weight: 600;
    font-family: Consolas, Monaco, "Courier New", monospace;
}

.ts-current-clickable {
    cursor: pointer;
    user-select: none;
    transition: border-color 0.2s ease, background-color 0.2s ease;
}

.ts-current-clickable:hover {
    border-color: var(--primary);
    background: #f0f7ff;
}

.ts-current-clickable:active {
    background: #e6f1fc;
}

.ts-result {
    margin-top: 16px;
    padding: 12px;
    background: #f6ffed;
    border: 1px solid #b7eb8f;
    border-radius: 4px;
}

.ts-result-label {
    display: block;
    font-size: 12px;
    color: #909399;
    margin-bottom: 4px;
}

.ts-result-value {
    display: block;
    font-size: 16px;
    font-family: Consolas, Monaco, "Courier New", monospace;
    color: var(--text);
    word-break: break-all;
}

.ts-error {
    margin-top: 12px;
    padding: 10px 12px;
    font-size: 13px;
    color: var(--error-text);
    background: var(--error-bg);
    border: 1px solid #fde2e2;
    border-radius: 4px;
}

@media (max-width: 768px) {
    .timestamp-workspace {
        flex-direction: column;
    }

    .ts-form-row {
        flex-direction: column;
        align-items: stretch;
    }

    .ts-field-unit {
        flex: 1;
    }

    .ts-action-row {
        flex-wrap: wrap;
    }
}