.option-page .page-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1.5rem;
}

.option-page .page-header h2 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--border);
}

.card-header h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin: 0;
}

.card-header-right {
    display: flex;
    gap: 0.5rem;
}

.card-body {
    padding: 1.25rem;
}

.detail-info {
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border);
}

.form-row {
    display: flex;
    gap: 1rem;
    align-items: flex-end;
    flex-wrap: wrap;
}

.form-row .form-group {
    flex: 1;
    min-width: 180px;
}

.form-group-btn {
    flex: 0 !important;
    min-width: auto !important;
}

.inline-input {
    border: 1px solid transparent;
    background: transparent;
    padding: 0.25rem 0.5rem;
    font-size: 0.875rem;
    width: 100%;
    border-radius: var(--radius);
    transition: border-color 0.15s, background 0.15s;
}

.inline-input:focus {
    border-color: var(--primary);
    background: var(--bg-white);
    outline: none;
}

.inline-input:hover {
    border-color: var(--border);
    background: var(--bg);
}

@media (max-width: 768px) {
    .option-page .page-header {
        flex-direction: column;
        gap: 1rem;
    }
    .form-row {
        flex-direction: column;
    }
}